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120 Commits

Author SHA1 Message Date
DennisSchiefer fb995ad0b0 small UI move 2012-04-16 10:26:10 +01:00
DennisSchiefer 3a85661e45 fixed bugs with IE 2012-04-16 10:23:31 +01:00
DennisSchiefer 23ca80030e disabled printing for this release 2012-04-15 19:35:50 +02:00
DennisSchiefer f08c389faa moved version to 0.1.4 2012-04-15 19:35:26 +02:00
DennisSchiefer 47369a0036 continued work on printing support 2012-04-15 19:34:18 +02:00
DennisSchiefer 253b591a87 fixed error with translation of east to German 2012-04-15 19:33:23 +02:00
DennisSchiefer 5c4488d350 removed fixed with from input boxes 2012-04-15 19:32:41 +02:00
DennisSchiefer 25310ff1bd corrected error in via computation when no road was visible 2012-04-15 19:31:49 +02:00
DennisSchiefer c2d52080d3 use geocode even if no route is found 2012-04-14 18:49:28 +02:00
DennisSchiefer bf681855ed moved list of supported languages and tileservers to config file 2012-04-14 18:26:32 +02:00
DennisSchiefer 899d216b9b made it easier to remove localization and on-demand loading of new
language packs,
added parameter to say whether to use on-demand reloading,
added parameter for the directory that contains the localization files,
corrected a small bug when the string for the HEAD_ON instruction was
not available,
2012-04-14 18:03:33 +02:00
DennisSchiefer 73aeab3a57 reworked loading of images and icons (-> easier to add new ones),
adapted routing description to use new description ids,
fixed bug with localization dropdown and FF3,
added localization for "(found X results)"
2012-04-13 17:47:53 +01:00
DennisSchiefer 61073ebc9d added newline to readme 2012-04-12 22:52:18 +02:00
DennisSchiefer 393334cabd corrected error in route description,
made dropdown button more beautiful
2012-04-12 22:44:30 +02:00
DennisSchiefer 01e4afe2f0 changed legal string in html file 2012-04-11 23:07:00 +02:00
DennisSchiefer 9b599c90f8 Merge branch 'trial/printing' into develop
Conflicts:
	WebContent/OSRM.debug.js
2012-04-11 23:03:24 +02:00
DennisSchiefer 252c234221 made parsing of get parameters more robust 2012-04-11 22:59:41 +02:00
DennisSchiefer 888a5d04c8 removal of dragger marker more consistent,
changed printing initialization to be more easily removable from GUI,
localization bug fixes,
added option to give language as get parameter (hl=),
2012-04-11 22:00:19 +02:00
DennisSchiefer b1631eff77 more localization,
fixed bugs with FF3
2012-04-11 17:31:02 +01:00
DennisSchiefer ffd5e2de99 all images are now loaded in main.js 2012-04-10 23:50:04 +02:00
DennisSchiefer ea207cef6e improved language support: geocoding uses language settings, geocoding
results & locations are also translated if possible
2012-04-10 21:47:30 +02:00
DennisSchiefer 893c09f6fc Merge remote-tracking branch 'origin/trial/printing' into trial/printing
Conflicts:
	WebContent/OSRM.GUI.js
2012-04-09 22:35:47 +02:00
shiin 213bb71b35 changed behaviour of geocoder (return always triggers geocoder, moving a
single marker clears search results)
2012-04-09 11:59:32 +02:00
shiin 0fd8d4d8cf all visible lat/lng coordinates are truncated after 6 digits (this
includes inputboxes, osmbugs link, route link, gpx link),
moved all events from html to javascript
2012-04-08 19:50:30 +02:00
shiin 13f0a3fb6b redid html and css,
switched to sans-serif font
2012-04-08 12:02:36 +02:00
shiin 3141d3ba48 prepared localization / route description module to use description ids
instead of description strings
2012-04-06 12:27:23 +02:00
DennisSchiefer 4ff4fcf516 corrected bug in reverse geocoder timeout handler 2012-04-05 09:08:41 +02:00
DennisSchiefer f273f0cfc5 drag marker can no longer be removed by clicking on it 2012-04-05 09:04:48 +02:00
DennisSchiefer dc192d47a8 input boxes are no longer deleted on language change 2012-04-05 01:12:15 +02:00
DennisSchiefer 0f032f7635 bugfix, so that markers will use correct mousepointer again 2012-04-04 15:40:16 +02:00
DennisSchiefer 060c7e499a added bugtracker URL to readme 2012-04-04 15:11:38 +02:00
DennisSchiefer 28a241c371 more testing on printing 2012-04-04 13:08:25 +02:00
DennisSchiefer bab2887f8f Merge branch 'trial/dragging' into develop
Conflicts:
	WebContent/OSRM.JSONP.js
	WebContent/OSRM.debug.js
	WebContent/main.html
2012-04-03 21:30:35 +02:00
DennisSchiefer abba49a44e - added GUI support for language switching
- first tests for support of printing
2012-04-03 21:13:44 +02:00
DennisSchiefer 4638e7c24d corrected error and bumped version to 0.1.3 2012-04-02 20:57:39 +02:00
DennisSchiefer fe420e5bfc added buttons to delete source and target 2012-04-02 08:54:25 +02:00
DennisSchiefer 93ae928236 added icons that can change their image,
added image change while dragging markers,
increased (invisible) size of drag marker,
fixed issues with drag marker and highlight marker overlapping
2012-04-02 08:29:03 +02:00
DennisSchiefer 3b485f1426 finished dragging of routes,
moved corrected bugs in Leaflet to their own file
(drag after dragend, distance to path),
open osmbugs in new window
2012-04-01 19:13:54 +02:00
DennisSchiefer 5165e01a5c added draggable routes,
changed findViaPosition to only return the index and not set the node,
IMPORTANT: changed leaflet-src.js for a bugfix!,
2012-03-30 16:30:16 +01:00
DennisSchiefer 7b4e923ec4 added option (commented out) to use input box for route links to get
a marked url when clicking in it -> test what is better
2012-03-30 10:35:14 +01:00
DennisSchiefer 007dd19cec added buttons to switch to JOSM and OSM Bugs,
added getCenter function that respects UI visibility
2012-03-30 10:10:51 +01:00
DennisSchiefer fd3cf02af4 complete restructure of OSRM.Routing 2012-03-29 16:55:12 +01:00
DennisSchiefer 2bb51717b9 extracted OSRM.Map and OSRM.MapView classes,
moved centering that respects UI visibility to OSRM.MapView
2012-03-29 14:34:55 +01:00
DennisSchiefer 4fe6346146 reordered styles in main.html,
readded default values to GUI,
made TODO marker to check whether GUI is initilaized
2012-03-28 15:02:09 +01:00
DennisSchiefer c5bd2b0b1d renamed routing.js,
encapsulated local helper functions in OSRM.base
2012-03-28 14:30:26 +01:00
DennisSchiefer 71426cf760 changed OSRM debug to work with IE6,
deactivated JSONP timing routines
2012-03-28 14:06:18 +01:00
DennisSchiefer 0ab287e707 modified JSONP statistics,
rearranged OSRM debug so that it works in IE
2012-03-28 13:59:39 +01:00
DennisSchiefer 49cc0bfb09 added functions to test JSONP timings 2012-03-28 13:01:26 +01:00
DennisSchiefer e132ac5c53 moved routing functions to OSRM namespace,
added functions to measure JSONP timings
2012-03-28 12:57:42 +01:00
DennisSchiefer 1a9776cff9 moved utils into OSRM namespace 2012-03-28 12:17:22 +01:00
DennisSchiefer 342a0d22bd - removed bug in centering routes when UI was hidden
- moved all browser dependencies to OSRM.Browser
- refactored via code to use Leaflet functions
- added function to extract route layerPoints
2012-03-28 10:51:54 +01:00
DennisSchiefer 251a43980a switched to Markdown readme 2012-03-26 16:47:40 +01:00
DennisSchiefer 41ba8b5e3e next try 2012-03-26 14:28:38 +01:00
DennisSchiefer 30df2aae10 Do inline links now work with Github asciidoc renderer? 2012-03-26 14:27:18 +01:00
DennisSchiefer a6f00b1856 yet another version 2012-03-26 14:15:44 +01:00
DennisSchiefer af26c47052 GitHUB didn't like my asciidoc... 2012-03-26 14:01:53 +01:00
DennisSchiefer 0a774aeef2 Changed name of README 2012-03-26 13:58:32 +01:00
DennisSchiefer a89aa68686 added README 2012-03-26 13:53:39 +01:00
DennisSchiefer 4b93107415 made logo a bit smaller so that it is centered,
removing source or target now clears route description,
changed GUI handling to no longer be dependent on the actual width of
the sidebar
2012-03-23 18:13:07 +01:00
DennisSchiefer e0602934b2 Refactored Geocoder -> now resides in OSRM namespace 2012-03-23 09:55:55 +01:00
DennisSchiefer fdace26222 changed getPosition().lat / .lng to getLat(), getLng() 2012-03-22 18:31:35 +01:00
DennisSchiefer bef41ed667 geocoder error messages now state the input string,
website is XHTML1.0 strict compliant,
centering now respects if the sidebar is shown,
corrected spelling mistakes
2012-03-22 17:35:09 +01:00
DennisSchiefer 4e2e95cc27 version and date is now taken from OSRM.base,
when source/target markers are deleted the inputbox is emptied
2012-03-19 17:09:03 +01:00
DennisSchiefer f4c6ec90ce fix to route link generator and parser 2012-03-19 10:28:32 +01:00
DennisSchiefer eed22b343a more geocoder refactoring 2012-03-18 22:17:59 +01:00
DennisSchiefer 08ce748a37 removed dirty flags 2012-03-18 22:00:29 +01:00
DennisSchiefer 69790eb8c7 refactored geocoder code (still need to check dirty flags) 2012-03-18 21:44:14 +01:00
DennisSchiefer 97b9c65c97 refactored reverse geocoder 2012-03-18 20:03:15 +01:00
DennisSchiefer 92dbadebae increased zoom level for route description (new config entry),
removed some deprecated comments
2012-03-18 18:17:04 +01:00
DennisSchiefer fe6d854e11 improved handling of dragging,
link to route gui improved,
JSONP can now take parameters
2012-03-18 17:42:05 +01:00
DennisSchiefer 4615b01fdf moved inputbox logic to javascript file,
corrected error with second ENTER not being registered
2012-03-18 15:04:17 +01:00
DennisSchiefer 276b023b05 changed checking if eventhandler storage exists 2012-03-18 12:29:02 +01:00
DennisSchiefer 350cacb2f3 added try-finally guards to JSONP calls 2012-03-18 11:38:21 +01:00
DennisSchiefer 25ec6105c5 reverse geocoding now always shows two information if possible 2012-03-17 22:26:57 +01:00
DennisSchiefer 3e4249ad41 used abbreviations for sub-namespaces GLOBALS, CONSTANTS 2012-03-17 20:49:19 +01:00
DennisSchiefer 13126ac0c1 moved all variables/objects to OSRM namespace 2012-03-17 20:43:52 +01:00
DennisSchiefer d51aee4fbe bugfix to route link storing map view location 2012-03-17 17:07:34 +01:00
DennisSchiefer f9877fd8ba refactoring: used hasSource, hasTarget routines throughout the code 2012-03-17 17:04:45 +01:00
DennisSchiefer a39a35df73 moved leaflet.ie.css to new position 2012-03-17 15:48:24 +01:00
DennisSchiefer 2670dd68f3 added event handler base class 2012-03-17 15:28:27 +01:00
DennisSchiefer 9adb590ce7 added OSRM.CONSTANTS, OSRM.GLOBALS for better structuring,
improved comments in OSRM.base.js and OSRM.config.js
2012-03-17 14:45:04 +01:00
DennisSchiefer 9567a7e38c added support for saving route zoom level and position in route links 2012-03-17 14:17:08 +01:00
DennisSchiefer d86eaa00a0 compressed target.png 2012-03-16 18:27:52 +01:00
DennisSchiefer 54c0d50b68 reseting now also resets OSRM.JSONP 2012-03-16 17:52:10 +01:00
DennisSchiefer 204189c326 - version bump to v0.1.1
- restructured buttons (route is gone, search is show)
- added prefetching gui hide/show buttons
- increased timeout to 5000ms
- click highlight marker to hide it
- boundary box on Europe when querying geocoder
- added "reached your destination" display in route instructions
- improved visual for route summary
- when loading a stored route, source and target are named and the route
is zoomed correctly
- improved display results of reverse geocoder (ues village/country
tags)
- more consistent behaviour when displaying reverse geocoder results
or geocoordinates
- reverse geocoder now works at dragend
- more consistent behaviour when leaving an input box
- reversing a route when only one marker is set empties the result box
2012-03-16 15:06:43 +01:00
DennisSchiefer acdfa546a8 added more precise distance values (at least three digits of precision) 2012-03-16 10:41:54 +01:00
DennisSchiefer 6a9216d6e4 added functions to check whether source or target exists,
readded routing button
2012-03-16 09:42:14 +01:00
DennisSchiefer 9c2a1dc37f implemented several security measures when parsing GET input to the site 2012-03-16 09:07:03 +01:00
DennisSchiefer 26c9d357f0 made reverse geocoding more intuitive,
changed search and route buttons to centering buttons
2012-03-16 07:22:47 +01:00
DennisSchiefer 879d73c629 testing to remove route button -> search will be automatical on lost
focus
2012-03-15 17:45:22 +01:00
DennisSchiefer 441146eeae changed look of route description header area 2012-03-15 17:42:17 +01:00
DennisSchiefer d453cadc8c added call option to set destination when calling the site 2012-03-15 14:22:00 +01:00
DennisSchiefer 74188206e8 website url is now retrieved directly from browser,
removed unneeded localization strings
2012-03-15 14:01:34 +01:00
DennisSchiefer 700206099b made route reset more robust by clearing *really* everything,
improved route description (added distances to the right, bold street
names, orientation in first instruction and non-breaking spaces for
units),
route link now displays the shortened link name,
content of input boxes is only overwritten if the respective node is
set or dragged,
experimental support for reverse geocoding (when setting a new node by
text box or clicking on map)
2012-03-15 13:29:28 +01:00
DennisSchiefer aa952df541 added favicon,
removed commata that IE was complaining about
2012-03-15 09:05:00 +01:00
DennisSchiefer b8944da9dc prevent browser context menu on map 2012-03-14 18:07:15 +01:00
DennisSchiefer 22dda2b285 added new gui buttons for opening/closing,
route button now works,
more precise error message when geocoder does not find a result,
added maximum input length for text boxes
2012-03-14 17:42:14 +01:00
DennisSchiefer 0ee469c4e0 Merge branch 'develop' of
https://DennisSchiefer@bitbucket.org/DennisSchiefer/project-osrm-web.git
into develop

Conflicts:
	WebContent/routing.js
2012-03-14 16:50:14 +01:00
DennisSchiefer a7eef27e99 added legal headers,
beautified comments,
moved language settings to config,
moved timeout settings to config,
corrected bug with route link and via nodes,
removed old files,
corrected spelling error for roundabout
2012-03-14 16:45:15 +01:00
DennisSchiefer 4b40f1253f added legal headers,
beautified comments,
moved language settings to config,
moved timeout settings to config,
corrected bug with route link and via nodes
removed old files
2012-03-14 16:30:11 +01:00
DennisSchiefer 5ebe8080f9 small bug class/id mixed up 2012-03-14 11:24:40 +01:00
DennisSchiefer d92b28d2c3 restructured for release 2012-03-14 10:39:37 +01:00
DennisSchiefer ec27881f39 test fencing 2012-03-13 22:39:28 +01:00
DennisSchiefer c5a8ec7c31 added better lat/lng display when dragging,
added experimental faster route redraw (commented out),
changed default website url and routing url,
removed drag after dragend event workaround
2012-03-13 22:25:40 +01:00
DennisSchiefer afbd3347da added clear debug log button,
removed showing of links in gpx, route requests,
checked html with validator
2012-03-13 20:51:44 +01:00
DennisSchiefer 41bcafc3a1 added lat/lng processing 2012-03-13 17:57:48 +01:00
DennisSchiefer 27d24885a9 debug window stays at botoom when adding data 2012-03-13 17:36:40 +01:00
DennisSchiefer 805402b230 starting to reverse geocoding 2012-03-13 17:32:18 +01:00
DennisSchiefer 4918549bac fixed bug when selecting city options in geocoder,
added clicking on map to create markers,
reset also clears input boxes now
2012-03-13 15:26:53 +01:00
DennisSchiefer 784f417857 changed geocoder to official OSM geocoder,
switched default map style to osm.org
2012-03-13 14:31:23 +01:00
DennisSchiefer 0bc3e098ac added GUI support for IE9 and IE10,
changed GUI legal text,
changed via-node deletion to click only,
moved default entries for input boxes to config file,
made input boxes selectable again
2012-03-13 14:15:07 +01:00
DennisSchiefer dfd3a5d554 changed round-about symbol, corrected bug with ENTER not working on
location input
2012-03-13 10:26:31 +01:00
DennisSchiefer 9dcc472c60 Merge branch 'feature/prefetching' into develop 2012-03-12 13:33:14 +01:00
DennisSchiefer c972e2cf41 Merge branch 'gui/buttons' into develop 2012-03-12 13:26:38 +01:00
DennisSchiefer de9ab83cea ignore eclipse files 2012-03-12 13:16:32 +01:00
schiefer 174e388e2d debug window added,
when including OSRM.debug, a debug window is shown
2012-03-12 11:33:39 +01:00
DennisSchiefer ee41fb45b7 added more turn instructions, changed clickability of gui 2012-03-10 17:08:25 +01:00
schiefer 93892b9806 changed buttons look 2012-03-09 17:33:06 +01:00
schiefer 749d83a69f - store prefetched images permanently
(otherwise they are not prefetched before the function terminated)
- store each type of marker icon once
2012-03-09 15:26:32 +01:00
schiefer 8b109904c8 initial import 2012-03-09 09:24:51 +01:00
265 changed files with 10204 additions and 24117 deletions
+2 -83
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@@ -1,83 +1,2 @@
# Compiled source #
###################
*.com
*.class
*.dll
*.exe
*.o
*.so
# Packages #
############
# it's better to unpack these files and commit the raw source
# git has its own built in compression methods
*.7z
*.dmg
*.gz
*.iso
*.jar
*.rar
*.tar
*.zip
# Logs and databases #
######################
*.log
*.sql
*.sqlite
# OS generated files #
######################
.DS_Store
ehthumbs.db
Icon?
Thumbs.db
# SCons related files #
#######################
SconsBuilder*
.scon*
.build
# Eclipse related files #
#########################
.setting*
.scb
.cproject
.project
# stxxl related files #
#######################
.stxxl
stxxl.log
stxxl.errlog
# compiled protobuffers #
#########################
DataStructures/pbf-proto/*.pb.h
DataStructures/pbf-proto/*.pb.cc
# External Libs #
#################
lib/
win/lib
# Visual Studio Temp + build Files #
####################################
win/*.user
win/*.ncb
win/*.suo
win/Debug/
win/Release/
win/bin/
win/bin-debug/
/osrm-extract
/osrm-routed
/osrm-prepare
/nohup.out
# Sandbox folder #
###################
sandbox/
test/profile.lua
/.settings
/.project
-3
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@@ -1,3 +0,0 @@
[submodule "Docs"]
path = Docs
url = https://github.com/DennisSchiefer/Project-OSRM-Web.git
-11
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@@ -1,11 +0,0 @@
The following people contributed code to the Open Source Routing Machine:
Christian Vetter
Dennis Luxen
Ruslan Krenzler
Frederik Ramm
Bharath Vissapragada
Pascal Neis
Sasa Ivetic
Emil Tin
Henning Moll
-49
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@@ -1,49 +0,0 @@
/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef BRESENHAM_H_
#define BRESENHAM_H_
#include <cmath>
#include <vector>
typedef std::pair<unsigned, unsigned> BresenhamPixel;
inline void Bresenham (int x0, int y0, int x1, int y1, std::vector<BresenhamPixel> &resultList) {
int dx = std::abs(x1-x0);
int dy = std::abs(y1-y0);
int sx = (x0 < x1 ? 1 : -1);
int sy = (y0 < y1 ? 1 : -1);
int err = dx - dy;
while(true) {
resultList.push_back(std::make_pair(x0,y0));
if(x0 == x1 && y0 == y1) break;
int e2 = 2* err;
if ( e2 > -dy) {
err -= dy;
x0 += sx;
}
if(e2 < dx) {
err+= dx;
y0 += sy;
}
}
}
#endif /* BRESENHAM_H_ */
-85
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@@ -1,85 +0,0 @@
/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#include "CRC32.h"
CRC32::CRC32() : crc(0) {
crcFunction = detectBestCRC32C();
}
unsigned CRC32::SoftwareBasedCRC32(char *str, unsigned len, unsigned ) {
boost::crc_optimal<32, 0x1EDC6F41, 0x0, 0x0, true, true> CRC32_Processor;
CRC32_Processor.process_bytes( str, len);
return CRC32_Processor.checksum();
}
unsigned CRC32::SSEBasedCRC32( char *str, unsigned len, unsigned crc) {
unsigned q=len/sizeof(unsigned),
r=len%sizeof(unsigned),
*p=(unsigned*)str/*, crc*/;
//crc=0;
while (q--) {
__asm__ __volatile__(
".byte 0xf2, 0xf, 0x38, 0xf1, 0xf1;"
:"=S"(crc)
:"0"(crc), "c"(*p)
);
++p;
}
str=(char*)p;
while (r--) {
__asm__ __volatile__(
".byte 0xf2, 0xf, 0x38, 0xf1, 0xf1;"
:"=S"(crc)
:"0"(crc), "c"(*str)
);
++str;
}
return crc;
}
CRC32::CRC32CFunctionPtr CRC32::detectBestCRC32C() {
static const int SSE42_BIT = 20;
unsigned ecx = cpuid(1);
bool hasSSE42 = ecx & (1 << SSE42_BIT);
if (hasSSE42) {
std::cout << "using hardware base sse computation" << std::endl;
return &CRC32::SSEBasedCRC32; //crc32 hardware accelarated;
} else {
std::cout << "using software base sse computation" << std::endl;
return &CRC32::SoftwareBasedCRC32; //crc32cSlicingBy8;
}
}
unsigned CRC32::cpuid(unsigned functionInput) {
unsigned eax;
unsigned ebx;
unsigned ecx;
unsigned edx;
asm("cpuid" : "=a" (eax), "=b" (ebx), "=c" (ecx), "=d" (edx) : "a" (functionInput));
return ecx;
}
unsigned CRC32::operator()(char *str, unsigned len){
crc =((*this).*(crcFunction))(str, len, crc);
return crc;
}
-46
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@@ -1,46 +0,0 @@
/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef CRC32_H_
#define CRC32_H_
#include <boost/crc.hpp> // for boost::crc_32_type
#include <iostream>
class CRC32 {
private:
unsigned crc;
unsigned slowcrc_table[1<<8];
typedef boost::crc_optimal<32, 0x1EDC6F41, 0x0, 0x0, true, true> my_crc_32_type;
typedef unsigned (CRC32::*CRC32CFunctionPtr)(char *str, unsigned len, unsigned crc);
unsigned SoftwareBasedCRC32(char *str, unsigned len, unsigned crc);
unsigned SSEBasedCRC32( char *str, unsigned len, unsigned crc);
unsigned cpuid(unsigned functionInput);
CRC32CFunctionPtr detectBestCRC32C();
CRC32CFunctionPtr crcFunction;
public:
CRC32();
unsigned operator()(char *str, unsigned len);
virtual ~CRC32() {};
};
#endif /* CRC32_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef DOUGLASPEUCKER_H_
#define DOUGLASPEUCKER_H_
#include <cassert>
#include <cmath>
#include <cfloat>
#include <stack>
#include "../DataStructures/Coordinate.h"
/*This class object computes the bitvector of indicating generalized input points
* according to the (Ramer-)Douglas-Peucker algorithm.
*
* Input is vector of pairs. Each pair consists of the point information and a bit
* indicating if the points is present in the generalization.
* Note: points may also be pre-selected*/
//These thresholds are more or less heuristically chosen.
// 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
static double DouglasPeuckerThresholds[19] = { 32000000., 16240000., 80240000., 40240000., 20000000., 10000000., 500000., 240000., 120000., 60000., 30000., 19000., 5000., 2000., 200, 16, 6, 3. , 3. };
template<class PointT>
class DouglasPeucker {
private:
typedef std::pair<std::size_t, std::size_t> PairOfPoints;
//Stack to simulate the recursion
std::stack<PairOfPoints > recursionStack;
/**
* This distance computation does integer arithmetic only and is about twice as fast as
* the other distance function. It is an approximation only, but works more or less ok.
*/
template<class CoordT>
inline int fastDistance(const CoordT& point, const CoordT& segA, const CoordT& segB) const {
const int p2x = (segB.lon - segA.lat);
const int p2y = (segB.lon - segA.lat);
const int something = p2x*p2x + p2y*p2y;
int u = (something < FLT_EPSILON ? 0 : ((point.lon - segA.lon) * p2x + (point.lat - segA.lat) * p2y) / something);
if (u > 1)
u = 1;
else if (u < 0)
u = 0;
const int x = segA.lon + u * p2x;
const int y = segA.lat + u * p2y;
const int dx = x - point.lon;
const int dy = y - point.lat;
const int dist = (dx*dx + dy*dy);
return dist;
}
public:
void Run(std::vector<PointT> & inputVector, const unsigned zoomLevel) {
{
assert(zoomLevel < 19);
assert(1 < inputVector.size());
std::size_t leftBorderOfRange = 0;
std::size_t rightBorderOfRange = 1;
//Sweep linerarily over array and identify those ranges that need to be checked
// recursionStack.hint(inputVector.size());
do {
assert(inputVector[leftBorderOfRange].necessary);
assert(inputVector.back().necessary);
if(inputVector[rightBorderOfRange].necessary) {
recursionStack.push(std::make_pair(leftBorderOfRange, rightBorderOfRange));
leftBorderOfRange = rightBorderOfRange;
}
++rightBorderOfRange;
} while( rightBorderOfRange < inputVector.size());
}
while(!recursionStack.empty()) {
//pop next element
const PairOfPoints pair = recursionStack.top();
recursionStack.pop();
assert(inputVector[pair.first].necessary);
assert(inputVector[pair.second].necessary);
assert(pair.second < inputVector.size());
assert(pair.first < pair.second);
int maxDistance = INT_MIN;
std::size_t indexOfFarthestElement = pair.second;
//find index idx of element with maxDistance
for(std::size_t i = pair.first+1; i < pair.second; ++i){
const double distance = std::fabs(fastDistance(inputVector[i].location, inputVector[pair.first].location, inputVector[pair.second].location));
if(distance > DouglasPeuckerThresholds[zoomLevel] && distance > maxDistance) {
indexOfFarthestElement = i;
maxDistance = distance;
}
}
if (maxDistance > DouglasPeuckerThresholds[zoomLevel]) {
// mark idx as necessary
inputVector[indexOfFarthestElement].necessary = true;
if (1 < indexOfFarthestElement - pair.first) {
recursionStack.push(std::make_pair(pair.first, indexOfFarthestElement) );
}
if (1 < pair.second - indexOfFarthestElement)
recursionStack.push(std::make_pair(indexOfFarthestElement, pair.second) );
}
}
}
};
#endif /* DOUGLASPEUCKER_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef ITERATORBASEDCRC32_H_
#define ITERATORBASEDCRC32_H_
#include <boost/crc.hpp> // for boost::crc_32_type
#include <iostream>
template<class ContainerT>
class IteratorbasedCRC32 {
private:
typedef typename ContainerT::iterator ContainerT_iterator;
unsigned crc;
unsigned slowcrc_table[1<<8];
typedef boost::crc_optimal<32, 0x1EDC6F41, 0x0, 0x0, true, true> my_crc_32_type;
typedef unsigned (IteratorbasedCRC32::*CRC32CFunctionPtr)(char *str, unsigned len, unsigned crc);
unsigned SoftwareBasedCRC32(char *str, unsigned len, unsigned ){
boost::crc_optimal<32, 0x1EDC6F41, 0x0, 0x0, true, true> CRC32_Processor;
CRC32_Processor.process_bytes( str, len);
return CRC32_Processor.checksum();
}
unsigned SSEBasedCRC32( char *str, unsigned len, unsigned crc){
unsigned q=len/sizeof(unsigned),
r=len%sizeof(unsigned),
*p=(unsigned*)str/*, crc*/;
//crc=0;
while (q--) {
__asm__ __volatile__(
".byte 0xf2, 0xf, 0x38, 0xf1, 0xf1;"
:"=S"(crc)
:"0"(crc), "c"(*p)
);
++p;
}
str=(char*)p;
while (r--) {
__asm__ __volatile__(
".byte 0xf2, 0xf, 0x38, 0xf1, 0xf1;"
:"=S"(crc)
:"0"(crc), "c"(*str)
);
++str;
}
return crc;
}
unsigned cpuid(unsigned functionInput){
unsigned eax;
unsigned ebx;
unsigned ecx;
unsigned edx;
asm("cpuid" : "=a" (eax), "=b" (ebx), "=c" (ecx), "=d" (edx) : "a" (functionInput));
return ecx;
}
CRC32CFunctionPtr detectBestCRC32C(){
static const int SSE42_BIT = 20;
unsigned ecx = cpuid(1);
bool hasSSE42 = ecx & (1 << SSE42_BIT);
if (hasSSE42) {
std::cout << "using hardware base sse computation" << std::endl;
return &IteratorbasedCRC32::SSEBasedCRC32; //crc32 hardware accelarated;
} else {
std::cout << "using software base sse computation" << std::endl;
return &IteratorbasedCRC32::SoftwareBasedCRC32; //crc32cSlicingBy8;
}
}
CRC32CFunctionPtr crcFunction;
public:
IteratorbasedCRC32(): crc(0) {
crcFunction = detectBestCRC32C();
}
virtual ~IteratorbasedCRC32() {};
unsigned operator()( ContainerT_iterator iter, const ContainerT_iterator end) {
unsigned crc = 0;
while(iter != end) {
char * data = reinterpret_cast<char*>(&(*iter) );
crc =((*this).*(crcFunction))(data, sizeof(typename ContainerT::value_type*), crc);
++iter;
}
return crc;
}
};
#endif /* ITERATORBASEDCRC32_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef OBJECTTOBASE64_H_
#define OBJECTTOBASE64_H_
#include <boost/archive/iterators/base64_from_binary.hpp>
#include <boost/archive/iterators/binary_from_base64.hpp>
#include <boost/archive/iterators/transform_width.hpp>
#include <boost/foreach.hpp>
#include <algorithm>
#include <string>
#include "../Util/StringUtil.h"
typedef
boost::archive::iterators::base64_from_binary<
boost::archive::iterators::transform_width<string::const_iterator, 6, 8>
> base64_t;
typedef
boost::archive::iterators::transform_width<
boost::archive::iterators::binary_from_base64<string::const_iterator>, 8, 6
> binary_t;
template<class ToEncodeT>
static void EncodeObjectToBase64(const ToEncodeT & object, std::string& encoded) {
encoded.clear();
char * pointerToOriginalObject = (char *)&object;
encoded = std::string(base64_t(pointerToOriginalObject), base64_t(pointerToOriginalObject+sizeof(ToEncodeT)));
//replace "+" with "-" and "/" with "_"
replaceAll(encoded, "+", "-");
replaceAll(encoded, "/", "_");
}
template<class ToEncodeT>
static void DecodeObjectFromBase64(ToEncodeT & object, const std::string& _encoded) {
try {
string encoded(_encoded);
//replace "-" with "+" and "_" with "/"
replaceAll(encoded, "-", "+");
replaceAll(encoded, "_", "/");
char * pointerToDecodedObject = (char *)&object;
std::string dec(binary_t(encoded.begin()), binary_t(encoded.begin() + encoded.length() - 1));
std::copy ( dec.begin(), dec.end(), pointerToDecodedObject );
} catch(...) {}
}
#endif /* OBJECTTOBASE64_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef POLYLINECOMPRESSOR_H_
#define POLYLINECOMPRESSOR_H_
#include <string>
//#include "../DataStructures/ExtractorStructs.h"
#include "../DataStructures/SegmentInformation.h"
#include "../Util/StringUtil.h"
class PolylineCompressor {
private:
inline void encodeVectorSignedNumber(std::vector<int> & numbers, std::string & output) const {
for(unsigned i = 0; i < numbers.size(); ++i) {
numbers[i] <<= 1;
if (numbers[i] < 0) {
numbers[i] = ~(numbers[i]);
}
}
for(unsigned i = 0; i < numbers.size(); ++i) {
encodeNumber(numbers[i], output);
}
}
inline void encodeNumber(int numberToEncode, std::string & output) const {
while (numberToEncode >= 0x20) {
int nextValue = (0x20 | (numberToEncode & 0x1f)) + 63;
output += (static_cast<char> (nextValue));
if(92 == nextValue)
output += (static_cast<char> (nextValue));
numberToEncode >>= 5;
}
numberToEncode += 63;
output += (static_cast<char> (numberToEncode));
if(92 == numberToEncode)
output += (static_cast<char> (numberToEncode));
}
public:
inline void printEncodedString(const std::vector<SegmentInformation>& polyline, std::string &output) const {
std::vector<int> deltaNumbers;
output += "\"";
if(!polyline.empty()) {
_Coordinate lastCoordinate = polyline[0].location;
deltaNumbers.push_back( lastCoordinate.lat );
deltaNumbers.push_back( lastCoordinate.lon );
for(unsigned i = 1; i < polyline.size(); ++i) {
if(!polyline[i].necessary)
continue;
deltaNumbers.push_back(polyline[i].location.lat - lastCoordinate.lat);
deltaNumbers.push_back(polyline[i].location.lon - lastCoordinate.lon);
lastCoordinate = polyline[i].location;
}
encodeVectorSignedNumber(deltaNumbers, output);
}
output += "\"";
}
inline void printEncodedString(const std::vector<_Coordinate>& polyline, std::string &output) const {
std::vector<int> deltaNumbers(2*polyline.size());
output += "\"";
if(!polyline.empty()) {
deltaNumbers[0] = polyline[0].lat;
deltaNumbers[1] = polyline[0].lon;
for(unsigned i = 1; i < polyline.size(); ++i) {
deltaNumbers[(2*i)] = (polyline[i].lat - polyline[i-1].lat);
deltaNumbers[(2*i)+1] = (polyline[i].lon - polyline[i-1].lon);
}
encodeVectorSignedNumber(deltaNumbers, output);
}
output += "\"";
}
inline void printUnencodedString(std::vector<_Coordinate> & polyline, std::string & output) const {
output += "[";
std::string tmp;
for(unsigned i = 0; i < polyline.size(); i++) {
convertInternalLatLonToString(polyline[i].lat, tmp);
output += "[";
output += tmp;
convertInternalLatLonToString(polyline[i].lon, tmp);
output += ", ";
output += tmp;
output += "]";
if( i < polyline.size()-1 ) {
output += ",";
}
}
output += "]";
}
inline void printUnencodedString(std::vector<SegmentInformation> & polyline, std::string & output) const {
output += "[";
std::string tmp;
for(unsigned i = 0; i < polyline.size(); i++) {
if(!polyline[i].necessary)
continue;
convertInternalLatLonToString(polyline[i].location.lat, tmp);
output += "[";
output += tmp;
convertInternalLatLonToString(polyline[i].location.lon, tmp);
output += ", ";
output += tmp;
output += "]";
if( i < polyline.size()-1 ) {
output += ",";
}
}
output += "]";
}
};
#endif /* POLYLINECOMPRESSOR_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef STRONGLYCONNECTEDCOMPONENTS_H_
#define STRONGLYCONNECTEDCOMPONENTS_H_
#include <cassert>
#include <stack>
#include <vector>
#include <boost/foreach.hpp>
#include <boost/make_shared.hpp>
#include <boost/unordered_map.hpp>
#include <gdal/gdal.h>
#include <gdal/ogrsf_frmts.h>
#include "../DataStructures/DeallocatingVector.h"
#include "../DataStructures/DynamicGraph.h"
#include "../DataStructures/ImportEdge.h"
#include "../DataStructures/NodeCoords.h"
#include "../DataStructures/Percent.h"
#include "../DataStructures/Restriction.h"
#include "../DataStructures/TurnInstructions.h"
// Strongly connected components using Tarjan's Algorithm
class TarjanSCC {
private:
struct _NodeBasedEdgeData {
int distance;
unsigned edgeBasedNodeID;
unsigned nameID:31;
bool shortcut:1;
bool forward:1;
bool backward:1;
bool roundabout:1;
bool ignoreInGrid:1;
short type;
bool isAccessRestricted;
};
struct _EdgeBasedEdgeData {
int distance;
unsigned via;
unsigned nameID;
bool forward;
bool backward;
TurnInstruction turnInstruction;
};
typedef DynamicGraph< _NodeBasedEdgeData > _NodeBasedDynamicGraph;
typedef _NodeBasedDynamicGraph::InputEdge _NodeBasedEdge;
std::vector<NodeInfo> inputNodeInfoList;
unsigned numberOfTurnRestrictions;
boost::shared_ptr<_NodeBasedDynamicGraph> _nodeBasedGraph;
boost::unordered_map<NodeID, bool> _barrierNodes;
boost::unordered_map<NodeID, bool> _trafficLights;
typedef std::pair<NodeID, NodeID> RestrictionSource;
typedef std::pair<NodeID, bool> RestrictionTarget;
typedef std::vector<RestrictionTarget> EmanatingRestrictionsVector;
typedef boost::unordered_map<RestrictionSource, unsigned > RestrictionMap;
std::vector<EmanatingRestrictionsVector> _restrictionBucketVector;
RestrictionMap _restrictionMap;
public:
struct EdgeBasedNode {
bool operator<(const EdgeBasedNode & other) const {
return other.id < id;
}
bool operator==(const EdgeBasedNode & other) const {
return id == other.id;
}
NodeID id;
int lat1;
int lat2;
int lon1;
int lon2:31;
bool belongsToTinyComponent:1;
NodeID nameID;
unsigned weight:31;
bool ignoreInGrid:1;
};
private:
DeallocatingVector<EdgeBasedNode> edgeBasedNodes;
struct TarjanNode {
TarjanNode() : index(UINT_MAX), lowlink(UINT_MAX), onStack(false) {}
unsigned index;
unsigned lowlink;
bool onStack;
};
struct TarjanStackFrame {
explicit TarjanStackFrame(NodeID _v, NodeID p) : v(_v), parent(p) {}
NodeID v;
NodeID parent;
};
public:
TarjanSCC(int nodes, std::vector<NodeBasedEdge> & inputEdges, std::vector<NodeID> & bn, std::vector<NodeID> & tl, std::vector<_Restriction> & irs, std::vector<NodeInfo> & nI) : inputNodeInfoList(nI), numberOfTurnRestrictions(irs.size()) {
BOOST_FOREACH(_Restriction & restriction, irs) {
std::pair<NodeID, NodeID> restrictionSource = std::make_pair(restriction.fromNode, restriction.viaNode);
unsigned index;
RestrictionMap::iterator restrIter = _restrictionMap.find(restrictionSource);
if(restrIter == _restrictionMap.end()) {
index = _restrictionBucketVector.size();
_restrictionBucketVector.resize(index+1);
_restrictionMap[restrictionSource] = index;
} else {
index = restrIter->second;
//Map already contains an is_only_*-restriction
if(_restrictionBucketVector.at(index).begin()->second)
continue;
else if(restriction.flags.isOnly){
//We are going to insert an is_only_*-restriction. There can be only one.
_restrictionBucketVector.at(index).clear();
}
}
_restrictionBucketVector.at(index).push_back(std::make_pair(restriction.toNode, restriction.flags.isOnly));
}
BOOST_FOREACH(NodeID id, bn) {
_barrierNodes[id] = true;
}
BOOST_FOREACH(NodeID id, tl) {
_trafficLights[id] = true;
}
DeallocatingVector< _NodeBasedEdge > edges;
for ( std::vector< NodeBasedEdge >::const_iterator i = inputEdges.begin(); i != inputEdges.end(); ++i ) {
_NodeBasedEdge edge;
if(!i->isForward()) {
edge.source = i->target();
edge.target = i->source();
edge.data.backward = i->isForward();
edge.data.forward = i->isBackward();
} else {
edge.source = i->source();
edge.target = i->target();
edge.data.forward = i->isForward();
edge.data.backward = i->isBackward();
}
if(edge.source == edge.target)
continue;
edge.data.distance = (std::max)((int)i->weight(), 1 );
assert( edge.data.distance > 0 );
edge.data.shortcut = false;
edge.data.roundabout = i->isRoundabout();
edge.data.ignoreInGrid = i->ignoreInGrid();
edge.data.nameID = i->name();
edge.data.type = i->type();
edge.data.isAccessRestricted = i->isAccessRestricted();
edge.data.edgeBasedNodeID = edges.size();
edges.push_back( edge );
if( edge.data.backward ) {
std::swap( edge.source, edge.target );
edge.data.forward = i->isBackward();
edge.data.backward = i->isForward();
edge.data.edgeBasedNodeID = edges.size();
edges.push_back( edge );
}
}
std::vector<NodeBasedEdge>().swap(inputEdges);
std::sort( edges.begin(), edges.end() );
_nodeBasedGraph = boost::make_shared<_NodeBasedDynamicGraph>( nodes, edges );
}
void Run() {
Percent p(_nodeBasedGraph->GetNumberOfNodes());
const char *pszDriverName = "ESRI Shapefile";
OGRSFDriver *poDriver;
OGRRegisterAll();
poDriver = OGRSFDriverRegistrar::GetRegistrar()->GetDriverByName(
pszDriverName );
if( poDriver == NULL )
{
printf( "%s driver not available.\n", pszDriverName );
exit( 1 );
}
OGRDataSource *poDS;
poDS = poDriver->CreateDataSource( "component.shp", NULL );
if( poDS == NULL ) {
printf( "Creation of output file failed.\n" );
exit( 1 );
}
OGRLayer *poLayer;
poLayer = poDS->CreateLayer( "component", NULL, wkbLineString, NULL );
if( poLayer == NULL ) {
printf( "Layer creation failed.\n" );
exit( 1 );
}
//The following is a hack to distinguish between stuff that happens before the recursive call and stuff that happens after
std::stack<std::pair<bool, TarjanStackFrame> > recursionStack; //true = stuff before, false = stuff after call
std::stack<NodeID> tarjanStack;
std::vector<unsigned> componentsIndex(_nodeBasedGraph->GetNumberOfNodes(), UINT_MAX);
std::vector<NodeID> vectorOfComponentSizes;
std::vector<TarjanNode> tarjanNodes(_nodeBasedGraph->GetNumberOfNodes());
unsigned currentComponent = 0, sizeOfCurrentComponent = 0;
int index = 0;
for(NodeID node = 0, endNodes = _nodeBasedGraph->GetNumberOfNodes(); node < endNodes; ++node) {
if(UINT_MAX == componentsIndex[node]) {
recursionStack.push(std::make_pair(true, TarjanStackFrame(node,node)) );
}
while(!recursionStack.empty()) {
bool beforeRecursion = recursionStack.top().first;
TarjanStackFrame currentFrame = recursionStack.top().second;
NodeID v = currentFrame.v;
// INFO("popping node " << v << (beforeRecursion ? " before " : " after ") << "recursion");
recursionStack.pop();
if(beforeRecursion) {
//Mark frame to handle tail of recursion
recursionStack.push(std::make_pair(false, currentFrame));
//Mark essential information for SCC
tarjanNodes[v].index = index;
tarjanNodes[v].lowlink = index;
tarjanStack.push(v);
tarjanNodes[v].onStack = true;
++index;
// INFO("pushing " << v << " onto tarjan stack, idx[" << v << "]=" << tarjanNodes[v].index << ", lowlink["<< v << "]=" << tarjanNodes[v].lowlink);
//Traverse outgoing edges
for(_NodeBasedDynamicGraph::EdgeIterator e2 = _nodeBasedGraph->BeginEdges(v); e2 < _nodeBasedGraph->EndEdges(v); ++e2) {
_NodeBasedDynamicGraph::NodeIterator vprime = _nodeBasedGraph->GetTarget(e2);
// INFO("traversing edge (" << v << "," << vprime << ")");
if(UINT_MAX == tarjanNodes[vprime].index) {
recursionStack.push(std::make_pair(true,TarjanStackFrame(vprime, v)));
} else {
// INFO("Node " << vprime << " is already explored");
if(tarjanNodes[vprime].onStack) {
unsigned newLowlink = std::min(tarjanNodes[v].lowlink, tarjanNodes[vprime].index);
// INFO("Setting lowlink[" << v << "] from " << tarjanNodes[v].lowlink << " to " << newLowlink);
tarjanNodes[v].lowlink = newLowlink;
// } else {
// INFO("But node " << vprime << " is not on stack");
}
}
}
} else {
// INFO("we are at the end of recursion and checking node " << v);
{ // setting lowlink in its own scope so it does not pollute namespace
// NodeID parent = (UINT_MAX == tarjanNodes[v].parent ? v : tarjanNodes[v].parent );
// INFO("parent=" << currentFrame.parent);
// INFO("tarjanNodes[" << v << "].lowlink=" << tarjanNodes[v].lowlink << ", tarjanNodes[" << currentFrame.parent << "].lowlink=" << tarjanNodes[currentFrame.parent].lowlink);
//Note the index shift by 1 compared to the recursive version
tarjanNodes[currentFrame.parent].lowlink = std::min(tarjanNodes[currentFrame.parent].lowlink, tarjanNodes[v].lowlink);
// INFO("Setting tarjanNodes[" << currentFrame.parent <<"].lowlink=" << tarjanNodes[currentFrame.parent].lowlink);
}
// INFO("tarjanNodes[" << v << "].lowlink=" << tarjanNodes[v].lowlink << ", tarjanNodes[" << v << "].index=" << tarjanNodes[v].index);
//after recursion, lets do cycle checking
//Check if we found a cycle. This is the bottom part of the recursion
if(tarjanNodes[v].lowlink == tarjanNodes[v].index) {
NodeID vprime;
do {
// INFO("identified component " << currentComponent << ": " << tarjanStack.top());
vprime = tarjanStack.top(); tarjanStack.pop();
tarjanNodes[vprime].onStack = false;
componentsIndex[vprime] = currentComponent;
++sizeOfCurrentComponent;
} while( v != vprime);
vectorOfComponentSizes.push_back(sizeOfCurrentComponent);
if(sizeOfCurrentComponent > 1000)
INFO("large component [" << currentComponent << "]=" << sizeOfCurrentComponent);
++currentComponent;
sizeOfCurrentComponent = 0;
}
}
}
}
INFO("identified: " << vectorOfComponentSizes.size() << " many components, marking small components");
int singleCounter = 0;
for(unsigned i = 0; i < vectorOfComponentSizes.size(); ++i){
if(1 == vectorOfComponentSizes[i])
++singleCounter;
}
INFO("identified " << singleCounter << " SCCs of size 1");
p.reinit(_nodeBasedGraph->GetNumberOfNodes());
for(_NodeBasedDynamicGraph::NodeIterator u = 0; u < _nodeBasedGraph->GetNumberOfNodes(); ++u ) {
for(_NodeBasedDynamicGraph::EdgeIterator e1 = _nodeBasedGraph->BeginEdges(u); e1 < _nodeBasedGraph->EndEdges(u); ++e1) {
_NodeBasedDynamicGraph::NodeIterator v = _nodeBasedGraph->GetTarget(e1);
if(_nodeBasedGraph->GetEdgeData(e1).type != SHRT_MAX) {
assert(e1 != UINT_MAX);
assert(u != UINT_MAX);
assert(v != UINT_MAX);
//edges that end on bollard nodes may actually be in two distinct components
if(std::min(vectorOfComponentSizes[componentsIndex[u]], vectorOfComponentSizes[componentsIndex[v]]) < 10) {
//INFO("(" << inputNodeInfoList[u].lat/100000. << ";" << inputNodeInfoList[u].lon/100000. << ") -> (" << inputNodeInfoList[v].lat/100000. << ";" << inputNodeInfoList[v].lon/100000. << ")");
OGRLineString lineString;
lineString.addPoint(inputNodeInfoList[u].lon/100000., inputNodeInfoList[u].lat/100000.);
lineString.addPoint(inputNodeInfoList[v].lon/100000., inputNodeInfoList[v].lat/100000.);
OGRFeature *poFeature;
poFeature = OGRFeature::CreateFeature( poLayer->GetLayerDefn() );
poFeature->SetGeometry( &lineString );
if( poLayer->CreateFeature( poFeature ) != OGRERR_NONE )
{
ERR( "Failed to create feature in shapefile.\n" );
}
OGRFeature::DestroyFeature( poFeature );
}
}
}
}
OGRDataSource::DestroyDataSource( poDS );
std::vector<NodeID>().swap(vectorOfComponentSizes);
std::vector<NodeID>().swap(componentsIndex);
}
private:
unsigned CheckForEmanatingIsOnlyTurn(const NodeID u, const NodeID v) const {
std::pair < NodeID, NodeID > restrictionSource = std::make_pair(u, v);
RestrictionMap::const_iterator restrIter = _restrictionMap.find(restrictionSource);
if (restrIter != _restrictionMap.end()) {
unsigned index = restrIter->second;
BOOST_FOREACH(RestrictionSource restrictionTarget, _restrictionBucketVector.at(index)) {
if(restrictionTarget.second) {
return restrictionTarget.first;
}
}
}
return UINT_MAX;
}
bool CheckIfTurnIsRestricted(const NodeID u, const NodeID v, const NodeID w) const {
//only add an edge if turn is not a U-turn except it is the end of dead-end street.
std::pair < NodeID, NodeID > restrictionSource = std::make_pair(u, v);
RestrictionMap::const_iterator restrIter = _restrictionMap.find(restrictionSource);
if (restrIter != _restrictionMap.end()) {
unsigned index = restrIter->second;
BOOST_FOREACH(RestrictionTarget restrictionTarget, _restrictionBucketVector.at(index)) {
if(w == restrictionTarget.first)
return true;
}
}
return false;
}
};
#endif /* STRONGLYCONNECTEDCOMPONENTS_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef CONTRACTIONCLEANUP_H_INCLUDED
#define CONTRACTIONCLEANUP_H_INCLUDED
#include <algorithm>
#ifndef _WIN32
#include <sys/time.h>
#endif
#include "Contractor.h"
class ContractionCleanup {
private:
struct _CleanupHeapData {
NodeID parent;
_CleanupHeapData( NodeID p ) {
parent = p;
}
};
typedef BinaryHeap< NodeID, NodeID, int, _CleanupHeapData > _Heap;
struct _ThreadData {
_Heap* _heapForward;
_Heap* _heapBackward;
_ThreadData( NodeID nodes ) {
_heapBackward = new _Heap(nodes);
_heapForward = new _Heap(nodes);
}
~_ThreadData() {
delete _heapBackward;
delete _heapForward;
}
};
public:
struct Edge {
NodeID source;
NodeID target;
struct EdgeData {
NodeID via;
unsigned nameID;
int distance;
TurnInstruction turnInstruction;
bool shortcut:1;
bool forward:1;
bool backward:1;
} data;
bool operator<( const Edge& right ) const {
if ( source != right.source )
return source < right.source;
return target < right.target;
}
//sorts by source and other attributes
static bool CompareBySource( const Edge& left, const Edge& right ) {
if ( left.source != right.source )
return left.source < right.source;
int l = ( left.data.forward ? -1 : 0 ) + ( left.data.backward ? -1 : 0 );
int r = ( right.data.forward ? -1 : 0 ) + ( right.data.backward ? -1 : 0 );
if ( l != r )
return l < r;
if ( left.target != right.target )
return left.target < right.target;
return left.data.distance < right.data.distance;
}
bool operator== ( const Edge& right ) const {
return ( source == right.source && target == right.target && data.distance == right.data.distance &&
data.shortcut == right.data.shortcut && data.forward == right.data.forward && data.backward == right.data.backward
&& data.via == right.data.via && data.nameID == right.data.nameID
);
}
};
ContractionCleanup( int numNodes, const std::vector< Edge >& edges ) {
_graph = edges;
_numNodes = numNodes;
}
~ContractionCleanup() {
}
void Run() {
RemoveUselessShortcuts();
}
template< class EdgeT >
void GetData( std::vector< EdgeT >& edges ) {
for ( int edge = 0, endEdges = ( int ) _graph.size(); edge != endEdges; ++edge ) {
if(_graph[edge].data.forward || _graph[edge].data.backward) {
EdgeT newEdge;
newEdge.source = _graph[edge].source;
newEdge.target = _graph[edge].target;
newEdge.data = _graph[edge].data;
edges.push_back( newEdge );
}
}
sort( edges.begin(), edges.end() );
}
private:
double _Timestamp() {
struct timeval tp;
gettimeofday(&tp, NULL);
return double(tp.tv_sec) + tp.tv_usec / 1000000.;
}
void BuildOutgoingGraph() {
//sort edges by source
sort( _graph.begin(), _graph.end(), Edge::CompareBySource );
try {
_firstEdge.resize( _numNodes + 1 );
} catch(...) {
ERR("Not enough RAM on machine");
return;
}
_firstEdge[0] = 0;
for ( NodeID i = 0, node = 0; i < ( NodeID ) _graph.size(); i++ ) {
while ( _graph[i].source != node )
_firstEdge[++node] = i;
if ( i == ( NodeID ) _graph.size() - 1 )
while ( node < _numNodes )
_firstEdge[++node] = ( int ) _graph.size();
}
}
void RemoveUselessShortcuts() {
int maxThreads = omp_get_max_threads();
std::vector < _ThreadData* > threadData;
for ( int threadNum = 0; threadNum < maxThreads; ++threadNum ) {
threadData.push_back( new _ThreadData( _numNodes ) );
}
INFO("Scanning for useless shortcuts");
BuildOutgoingGraph();
/*
#pragma omp parallel for
for ( int i = 0; i < ( int ) _graph.size(); i++ ) {
//only remove shortcuts
if ( !_graph[i].data.shortcut )
continue;
if ( _graph[i].data.forward ) {
int result = _ComputeDistance( _graph[i].source, _graph[i].target, threadData[omp_get_thread_num()] );
if ( result < _graph[i].data.distance ) {
_graph[i].data.forward = false;
}
}
if ( _graph[i].data.backward ) {
int result = _ComputeDistance( _graph[i].target, _graph[i].source, threadData[omp_get_thread_num()] );
if ( result < _graph[i].data.distance ) {
_graph[i].data.backward = false;
}
}
}
*/
INFO("Removing edges");
int useful = 0;
for ( int i = 0; i < ( int ) _graph.size(); i++ ) {
if ( !_graph[i].data.forward && !_graph[i].data.backward && _graph[i].data.shortcut ) {
continue;
}
_graph[useful] = _graph[i];
useful++;
}
INFO("Removed " << _graph.size() - useful << " useless shortcuts");
_graph.resize( useful );
for ( int threadNum = 0; threadNum < maxThreads; ++threadNum ) {
delete threadData[threadNum];
}
}
void _ComputeStep( _Heap* heapForward, _Heap* heapBackward, bool forwardDirection, NodeID* middle, int* targetDistance ) {
const NodeID node = heapForward->DeleteMin();
const int distance = heapForward->GetKey( node );
if ( distance > *targetDistance ) {
heapForward->DeleteAll();
return;
}
if ( heapBackward->WasInserted( node ) ) {
const int newDistance = heapBackward->GetKey( node ) + distance;
if ( newDistance < *targetDistance ) {
*middle = node;
*targetDistance = newDistance;
}
}
for ( int edge = _firstEdge[node], endEdges = _firstEdge[node + 1]; edge != endEdges; ++edge ) {
const NodeID to = _graph[edge].target;
const int edgeWeight = _graph[edge].data.distance;
assert( edgeWeight > 0 );
const int toDistance = distance + edgeWeight;
if ( (forwardDirection ? _graph[edge].data.forward : _graph[edge].data.backward ) ) {
//New Node discovered -> Add to Heap + Node Info Storage
if ( !heapForward->WasInserted( to ) )
heapForward->Insert( to, toDistance, node );
//Found a shorter Path -> Update distance
else if ( toDistance < heapForward->GetKey( to ) ) {
heapForward->DecreaseKey( to, toDistance );
//new parent
heapForward->GetData( to ) = node;
}
}
}
}
int _ComputeDistance( NodeID source, NodeID target, _ThreadData * data ) {
data->_heapForward->Clear();
data->_heapBackward->Clear();
//insert source into heap
data->_heapForward->Insert( source, 0, source );
data->_heapBackward->Insert( target, 0, target );
int targetDistance = std::numeric_limits< int >::max();
NodeID middle = std::numeric_limits<NodeID>::max();
while ( data->_heapForward->Size() + data->_heapBackward->Size() > 0 ) {
if ( data->_heapForward->Size() > 0 ) {
_ComputeStep( data->_heapForward, data->_heapBackward, true, &middle, &targetDistance );
}
if ( data->_heapBackward->Size() > 0 ) {
_ComputeStep( data->_heapBackward, data->_heapForward, false, &middle, &targetDistance );
}
}
return targetDistance;
}
NodeID _numNodes;
std::vector< Edge > _graph;
std::vector< unsigned > _firstEdge;
};
#endif // CONTRACTIONCLEANUP_H_INCLUDED
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef CONTRACTOR_H_INCLUDED
#define CONTRACTOR_H_INCLUDED
#include <algorithm>
#include <limits>
#include <vector>
#include <cfloat>
#include <ctime>
#include <boost/foreach.hpp>
#include <boost/lambda/lambda.hpp>
#include <boost/make_shared.hpp>
#include <boost/shared_ptr.hpp>
#include "TemporaryStorage.h"
#include "../DataStructures/BinaryHeap.h"
#include "../DataStructures/DeallocatingVector.h"
#include "../DataStructures/DynamicGraph.h"
#include "../DataStructures/Percent.h"
#include "../DataStructures/XORFastHash.h"
#include "../DataStructures/XORFastHashStorage.h"
#include "../Util/OpenMPWrapper.h"
#include "../Util/StringUtil.h"
class Contractor {
private:
struct _ContractorEdgeData {
_ContractorEdgeData() :
distance(0), id(0), originalEdges(0), shortcut(0), forward(0), backward(0), originalViaNodeID(false) {}
_ContractorEdgeData( unsigned _distance, unsigned _originalEdges, unsigned _id, bool _shortcut, bool _forward, bool _backward) :
distance(_distance), id(_id), originalEdges(std::min((unsigned)1<<28, _originalEdges) ), shortcut(_shortcut), forward(_forward), backward(_backward), originalViaNodeID(false) {}
unsigned distance;
unsigned id;
unsigned originalEdges:28;
bool shortcut:1;
bool forward:1;
bool backward:1;
bool originalViaNodeID:1;
} data;
struct _HeapData {
short hop;
bool target;
_HeapData() : hop(0), target(false) {}
_HeapData( short h, bool t ) : hop(h), target(t) {}
};
typedef DynamicGraph< _ContractorEdgeData > _DynamicGraph;
// typedef BinaryHeap< NodeID, NodeID, int, _HeapData, ArrayStorage<NodeID, NodeID> > _Heap;
typedef BinaryHeap< NodeID, NodeID, int, _HeapData, XORFastHashStorage<NodeID, NodeID> > _Heap;
typedef _DynamicGraph::InputEdge _ContractorEdge;
struct _ThreadData {
_Heap heap;
std::vector< _ContractorEdge > insertedEdges;
std::vector< NodeID > neighbours;
_ThreadData( NodeID nodes ): heap( nodes ) { }
};
struct _PriorityData {
int depth;
_PriorityData() : depth(0) { }
};
struct _ContractionInformation {
int edgesDeleted;
int edgesAdded;
int originalEdgesDeleted;
int originalEdgesAdded;
_ContractionInformation() : edgesDeleted(0), edgesAdded(0), originalEdgesDeleted(0), originalEdgesAdded(0) {}
};
struct _RemainingNodeData {
_RemainingNodeData() : id (0), isIndependent(false) {}
NodeID id:31;
bool isIndependent:1;
};
struct _NodePartitionor {
inline bool operator()(_RemainingNodeData & nodeData ) const {
return !nodeData.isIndependent;
}
};
public:
template<class ContainerT >
Contractor( int nodes, ContainerT& inputEdges) {
std::vector< _ContractorEdge > edges;
edges.reserve(inputEdges.size()*2);
typename ContainerT::deallocation_iterator diter = inputEdges.dbegin();
typename ContainerT::deallocation_iterator dend = inputEdges.dend();
_ContractorEdge newEdge;
while(diter!=dend) {
newEdge.source = diter->source();
newEdge.target = diter->target();
newEdge.data = _ContractorEdgeData( (std::max)((int)diter->weight(), 1 ), 1, diter->id(), false, diter->isForward(), diter->isBackward());
assert( newEdge.data.distance > 0 );
#ifndef NDEBUG
if ( newEdge.data.distance > 24 * 60 * 60 * 10 ) {
WARN("Edge weight large -> " << newEdge.data.distance);
}
#endif
edges.push_back( newEdge );
std::swap( newEdge.source, newEdge.target );
newEdge.data.forward = diter->isBackward();
newEdge.data.backward = diter->isForward();
edges.push_back( newEdge );
++diter;
}
//clear input vector and trim the current set of edges with the well-known swap trick
inputEdges.clear();
sort( edges.begin(), edges.end() );
NodeID edge = 0;
for ( NodeID i = 0; i < edges.size(); ) {
const NodeID source = edges[i].source;
const NodeID target = edges[i].target;
const NodeID id = edges[i].data.id;
//remove eigenloops
if ( source == target ) {
i++;
continue;
}
_ContractorEdge forwardEdge;
_ContractorEdge backwardEdge;
forwardEdge.source = backwardEdge.source = source;
forwardEdge.target = backwardEdge.target = target;
forwardEdge.data.forward = backwardEdge.data.backward = true;
forwardEdge.data.backward = backwardEdge.data.forward = false;
forwardEdge.data.shortcut = backwardEdge.data.shortcut = false;
forwardEdge.data.id = backwardEdge.data.id = id;
forwardEdge.data.originalEdges = backwardEdge.data.originalEdges = 1;
forwardEdge.data.distance = backwardEdge.data.distance = std::numeric_limits< int >::max();
//remove parallel edges
while ( i < edges.size() && edges[i].source == source && edges[i].target == target ) {
if ( edges[i].data.forward )
forwardEdge.data.distance = std::min( edges[i].data.distance, forwardEdge.data.distance );
if ( edges[i].data.backward )
backwardEdge.data.distance = std::min( edges[i].data.distance, backwardEdge.data.distance );
i++;
}
//merge edges (s,t) and (t,s) into bidirectional edge
if ( forwardEdge.data.distance == backwardEdge.data.distance ) {
if ( (int)forwardEdge.data.distance != std::numeric_limits< int >::max() ) {
forwardEdge.data.backward = true;
edges[edge++] = forwardEdge;
}
} else { //insert seperate edges
if ( ((int)forwardEdge.data.distance) != std::numeric_limits< int >::max() ) {
edges[edge++] = forwardEdge;
}
if ( (int)backwardEdge.data.distance != std::numeric_limits< int >::max() ) {
edges[edge++] = backwardEdge;
}
}
}
std::cout << "merged " << edges.size() - edge << " edges out of " << edges.size() << std::endl;
edges.resize( edge );
_graph = boost::make_shared<_DynamicGraph>( nodes, edges );
edges.clear();
std::vector<_ContractorEdge>().swap(edges);
// unsigned maxdegree = 0;
// NodeID highestNode = 0;
//
// for(unsigned i = 0; i < _graph->GetNumberOfNodes(); ++i) {
// unsigned degree = _graph->EndEdges(i) - _graph->BeginEdges(i);
// if(degree > maxdegree) {
// maxdegree = degree;
// highestNode = i;
// }
// }
//
// INFO("edges at node with id " << highestNode << " has degree " << maxdegree);
// for(unsigned i = _graph->BeginEdges(highestNode); i < _graph->EndEdges(highestNode); ++i) {
// INFO(" ->(" << highestNode << "," << _graph->GetTarget(i) << "); via: " << _graph->GetEdgeData(i).via);
// }
//Create temporary file
// GetTemporaryFileName(temporaryEdgeStorageFilename);
temporaryStorageSlotID = TemporaryStorage::GetInstance().allocateSlot();
std::cout << "contractor finished initalization" << std::endl;
}
~Contractor() {
//Delete temporary file
// remove(temporaryEdgeStorageFilename.c_str());
TemporaryStorage::GetInstance().deallocateSlot(temporaryStorageSlotID);
}
void Run() {
const NodeID numberOfNodes = _graph->GetNumberOfNodes();
Percent p (numberOfNodes);
const unsigned maxThreads = omp_get_max_threads();
std::vector < _ThreadData* > threadData;
for ( unsigned threadNum = 0; threadNum < maxThreads; ++threadNum ) {
threadData.push_back( new _ThreadData( numberOfNodes ) );
}
std::cout << "Contractor is using " << maxThreads << " threads" << std::endl;
NodeID numberOfContractedNodes = 0;
std::vector< _RemainingNodeData > remainingNodes( numberOfNodes );
std::vector< float > nodePriority( numberOfNodes );
std::vector< _PriorityData > nodeData( numberOfNodes );
//initialize the variables
#pragma omp parallel for schedule ( guided )
for ( int x = 0; x < ( int ) numberOfNodes; ++x )
remainingNodes[x].id = x;
std::cout << "initializing elimination PQ ..." << std::flush;
#pragma omp parallel
{
_ThreadData* data = threadData[omp_get_thread_num()];
#pragma omp parallel for schedule ( guided )
for ( int x = 0; x < ( int ) numberOfNodes; ++x ) {
nodePriority[x] = _Evaluate( data, &nodeData[x], x );
}
}
std::cout << "ok" << std::endl << "preprocessing ..." << std::flush;
bool flushedContractor = false;
while ( numberOfContractedNodes < numberOfNodes ) {
if(!flushedContractor && (numberOfContractedNodes > (numberOfNodes*0.65) ) ){
DeallocatingVector<_ContractorEdge> newSetOfEdges; //this one is not explicitely cleared since it goes out of scope anywa
std::cout << " [flush " << numberOfContractedNodes << " nodes] " << std::flush;
//Delete old heap data to free memory that we need for the coming operations
BOOST_FOREACH(_ThreadData * data, threadData)
delete data;
threadData.clear();
//Create new priority array
std::vector<float> newNodePriority(remainingNodes.size());
//this map gives the old IDs from the new ones, necessary to get a consistent graph at the end of contraction
oldNodeIDFromNewNodeIDMap.resize(remainingNodes.size());
//this map gives the new IDs from the old ones, necessary to remap targets from the remaining graph
std::vector<NodeID> newNodeIDFromOldNodeIDMap(numberOfNodes, UINT_MAX);
//build forward and backward renumbering map and remap ids in remainingNodes and Priorities.
for(unsigned newNodeID = 0; newNodeID < remainingNodes.size(); ++newNodeID) {
//create renumbering maps in both directions
oldNodeIDFromNewNodeIDMap[newNodeID] = remainingNodes[newNodeID].id;
newNodeIDFromOldNodeIDMap[remainingNodes[newNodeID].id] = newNodeID;
newNodePriority[newNodeID] = nodePriority[remainingNodes[newNodeID].id];
remainingNodes[newNodeID].id = newNodeID;
}
TemporaryStorage & tempStorage = TemporaryStorage::GetInstance();
//Write dummy number of edges to temporary file
// std::ofstream temporaryEdgeStorage(temporaryEdgeStorageFilename.c_str(), std::ios::binary);
long initialFilePosition = tempStorage.tell(temporaryStorageSlotID);
unsigned numberOfTemporaryEdges = 0;
tempStorage.writeToSlot(temporaryStorageSlotID, (char*)&numberOfTemporaryEdges, sizeof(unsigned));
//walk over all nodes
for(unsigned i = 0; i < _graph->GetNumberOfNodes(); ++i) {
//INFO("Restructuring node " << i << "|" << _graph->GetNumberOfNodes());
const NodeID start = i;
for(_DynamicGraph::EdgeIterator currentEdge = _graph->BeginEdges(start); currentEdge < _graph->EndEdges(start); ++currentEdge) {
_DynamicGraph::EdgeData & data = _graph->GetEdgeData(currentEdge);
const NodeID target = _graph->GetTarget(currentEdge);
if(UINT_MAX == newNodeIDFromOldNodeIDMap[i] ){
//Save edges of this node w/o renumbering.
tempStorage.writeToSlot(temporaryStorageSlotID, (char*)&start, sizeof(NodeID));
tempStorage.writeToSlot(temporaryStorageSlotID, (char*)&target, sizeof(NodeID));
tempStorage.writeToSlot(temporaryStorageSlotID, (char*)&data, sizeof(_DynamicGraph::EdgeData));
++numberOfTemporaryEdges;
}else {
//node is not yet contracted.
//add (renumbered) outgoing edges to new DynamicGraph.
_ContractorEdge newEdge;
newEdge.source = newNodeIDFromOldNodeIDMap[start];
newEdge.target = newNodeIDFromOldNodeIDMap[target];
newEdge.data = data;
newEdge.data.originalViaNodeID = true;
assert(UINT_MAX != newNodeIDFromOldNodeIDMap[start] );
assert(UINT_MAX != newNodeIDFromOldNodeIDMap[target]);
newSetOfEdges.push_back(newEdge);
}
}
}
//Note the number of temporarily stored edges
tempStorage.seek(temporaryStorageSlotID, initialFilePosition);
tempStorage.writeToSlot(temporaryStorageSlotID, (char*)&numberOfTemporaryEdges, sizeof(unsigned));
// INFO("Flushed " << numberOfTemporaryEdges << " edges to disk");
//Delete map from old NodeIDs to new ones.
std::vector<NodeID>().swap(newNodeIDFromOldNodeIDMap);
//Replace old priorities array by new one
nodePriority.swap(newNodePriority);
//Delete old nodePriority vector
std::vector<float>().swap(newNodePriority);
//old Graph is removed
_graph.reset();
//create new graph
std::sort(newSetOfEdges.begin(), newSetOfEdges.end());
_graph = boost::make_shared<_DynamicGraph>(remainingNodes.size(), newSetOfEdges);
newSetOfEdges.clear();
flushedContractor = true;
//INFO: MAKE SURE THIS IS THE LAST OPERATION OF THE FLUSH!
//reinitialize heaps and ThreadData objects with appropriate size
for ( unsigned threadNum = 0; threadNum < maxThreads; ++threadNum ) {
threadData.push_back( new _ThreadData( _graph->GetNumberOfNodes() ) );
}
}
const int last = ( int ) remainingNodes.size();
#pragma omp parallel
{
//determine independent node set
_ThreadData* const data = threadData[omp_get_thread_num()];
#pragma omp for schedule ( guided )
for ( int i = 0; i < last; ++i ) {
const NodeID node = remainingNodes[i].id;
remainingNodes[i].isIndependent = _IsIndependent( nodePriority/*, nodeData*/, data, node );
}
}
_NodePartitionor functor;
const std::vector < _RemainingNodeData >::const_iterator first = stable_partition( remainingNodes.begin(), remainingNodes.end(), functor );
const int firstIndependent = first - remainingNodes.begin();
//contract independent nodes
#pragma omp parallel
{
_ThreadData* data = threadData[omp_get_thread_num()];
#pragma omp for schedule ( guided ) nowait
for ( int position = firstIndependent ; position < last; ++position ) {
NodeID x = remainingNodes[position].id;
_Contract< false > ( data, x );
//nodePriority[x] = -1;
}
std::sort( data->insertedEdges.begin(), data->insertedEdges.end() );
}
#pragma omp parallel
{
_ThreadData* data = threadData[omp_get_thread_num()];
#pragma omp for schedule ( guided ) nowait
for ( int position = firstIndependent ; position < last; ++position ) {
NodeID x = remainingNodes[position].id;
_DeleteIncomingEdges( data, x );
}
}
//insert new edges
for ( unsigned threadNum = 0; threadNum < maxThreads; ++threadNum ) {
_ThreadData& data = *threadData[threadNum];
BOOST_FOREACH(const _ContractorEdge& edge, data.insertedEdges) {
_DynamicGraph::EdgeIterator currentEdgeID = _graph->FindEdge(edge.source, edge.target);
if(currentEdgeID < _graph->EndEdges(edge.source) ) {
_DynamicGraph::EdgeData & currentEdgeData = _graph->GetEdgeData(currentEdgeID);
if( currentEdgeData.shortcut
&& edge.data.forward == currentEdgeData.forward
&& edge.data.backward == currentEdgeData.backward ) {
currentEdgeData.distance = std::min(currentEdgeData.distance, edge.data.distance);
continue;
}
}
_graph->InsertEdge( edge.source, edge.target, edge.data );
}
data.insertedEdges.clear();
}
//update priorities
#pragma omp parallel
{
_ThreadData* data = threadData[omp_get_thread_num()];
#pragma omp for schedule ( guided ) nowait
for ( int position = firstIndependent ; position < last; ++position ) {
NodeID x = remainingNodes[position].id;
_UpdateNeighbours( nodePriority, nodeData, data, x );
}
}
//remove contracted nodes from the pool
numberOfContractedNodes += last - firstIndependent;
remainingNodes.resize( firstIndependent );
std::vector< _RemainingNodeData>( remainingNodes ).swap( remainingNodes );
// unsigned maxdegree = 0;
// unsigned avgdegree = 0;
// unsigned mindegree = UINT_MAX;
// unsigned quaddegree = 0;
//
// for(unsigned i = 0; i < remainingNodes.size(); ++i) {
// unsigned degree = _graph->EndEdges(remainingNodes[i].first) - _graph->BeginEdges(remainingNodes[i].first);
// if(degree > maxdegree)
// maxdegree = degree;
// if(degree < mindegree)
// mindegree = degree;
//
// avgdegree += degree;
// quaddegree += (degree*degree);
// }
//
// avgdegree /= std::max((unsigned)1,(unsigned)remainingNodes.size() );
// quaddegree /= std::max((unsigned)1,(unsigned)remainingNodes.size() );
//
// INFO("rest: " << remainingNodes.size() << ", max: " << maxdegree << ", min: " << mindegree << ", avg: " << avgdegree << ", quad: " << quaddegree);
p.printStatus(numberOfContractedNodes);
}
BOOST_FOREACH(_ThreadData * data, threadData)
delete data;
threadData.clear();
}
template< class Edge >
inline void GetEdges( DeallocatingVector< Edge >& edges ) {
Percent p (_graph->GetNumberOfNodes());
INFO("Getting edges of minimized graph");
NodeID numberOfNodes = _graph->GetNumberOfNodes();
if(oldNodeIDFromNewNodeIDMap.size()) {
for ( NodeID node = 0; node < numberOfNodes; ++node ) {
p.printStatus(node);
for ( _DynamicGraph::EdgeIterator edge = _graph->BeginEdges( node ), endEdges = _graph->EndEdges( node ); edge < endEdges; ++edge ) {
const NodeID target = _graph->GetTarget( edge );
const _DynamicGraph::EdgeData& data = _graph->GetEdgeData( edge );
Edge newEdge;
newEdge.source = oldNodeIDFromNewNodeIDMap[node];
newEdge.target = oldNodeIDFromNewNodeIDMap[target];
assert(UINT_MAX != newEdge.source);
assert(UINT_MAX != newEdge.target);
newEdge.data.distance = data.distance;
newEdge.data.shortcut = data.shortcut;
if(!data.originalViaNodeID)
newEdge.data.id = oldNodeIDFromNewNodeIDMap[data.id];
else
newEdge.data.id = data.id;
assert(newEdge.data.id != UINT_MAX);
newEdge.data.forward = data.forward;
newEdge.data.backward = data.backward;
edges.push_back( newEdge );
}
}
}
INFO("Renumbered edges of minimized graph, freeing space");
_graph.reset();
std::vector<NodeID>().swap(oldNodeIDFromNewNodeIDMap);
INFO("Loading temporary edges");
// std::ifstream temporaryEdgeStorage(temporaryEdgeStorageFilename.c_str(), std::ios::binary);
TemporaryStorage & tempStorage = TemporaryStorage::GetInstance();
//Also get the edges from temporary storage
unsigned numberOfTemporaryEdges = 0;
tempStorage.readFromSlot(temporaryStorageSlotID, (char*)&numberOfTemporaryEdges, sizeof(unsigned));
//loads edges of graph before renumbering, no need for further numbering action.
NodeID start;
NodeID target;
//edges.reserve(edges.size()+numberOfTemporaryEdges);
_DynamicGraph::EdgeData data;
for(unsigned i = 0; i < numberOfTemporaryEdges; ++i) {
tempStorage.readFromSlot(temporaryStorageSlotID, (char*)&start, sizeof(NodeID));
tempStorage.readFromSlot(temporaryStorageSlotID, (char*)&target, sizeof(NodeID));
tempStorage.readFromSlot(temporaryStorageSlotID, (char*)&data, sizeof(_DynamicGraph::EdgeData));
Edge newEdge;
newEdge.source = start;
newEdge.target = target;
newEdge.data.distance = data.distance;
newEdge.data.shortcut = data.shortcut;
newEdge.data.id = data.id;
newEdge.data.forward = data.forward;
newEdge.data.backward = data.backward;
edges.push_back( newEdge );
}
tempStorage.deallocateSlot(temporaryStorageSlotID);
INFO("Hierarchy has " << edges.size() << " edges");
}
private:
inline void _Dijkstra( const int maxDistance, const unsigned numTargets, const int maxNodes, _ThreadData* const data, const NodeID middleNode ){
_Heap& heap = data->heap;
int nodes = 0;
unsigned targetsFound = 0;
while ( heap.Size() > 0 ) {
const NodeID node = heap.DeleteMin();
const int distance = heap.GetKey( node );
const short currentHop = heap.GetData( node ).hop+1;
if ( ++nodes > maxNodes )
return;
//Destination settled?
if ( distance > maxDistance )
return;
if ( heap.GetData( node ).target ) {
++targetsFound;
if ( targetsFound >= numTargets )
return;
}
//iterate over all edges of node
for ( _DynamicGraph::EdgeIterator edge = _graph->BeginEdges( node ), endEdges = _graph->EndEdges( node ); edge != endEdges; ++edge ) {
const _ContractorEdgeData& data = _graph->GetEdgeData( edge );
if ( !data.forward )
continue;
const NodeID to = _graph->GetTarget( edge );
if(middleNode == to)
continue;
const int toDistance = distance + data.distance;
//New Node discovered -> Add to Heap + Node Info Storage
if ( !heap.WasInserted( to ) )
heap.Insert( to, toDistance, _HeapData(currentHop, false) );
//Found a shorter Path -> Update distance
else if ( toDistance < heap.GetKey( to ) ) {
heap.DecreaseKey( to, toDistance );
heap.GetData( to ).hop = currentHop;
}
}
}
}
inline float _Evaluate( _ThreadData* const data, _PriorityData* const nodeData, const NodeID node){
_ContractionInformation stats;
//perform simulated contraction
_Contract< true> ( data, node, &stats );
// Result will contain the priority
float result;
if ( 0 == (stats.edgesDeleted*stats.originalEdgesDeleted) )
result = 1 * nodeData->depth;
else
result = 2 * ((( float ) stats.edgesAdded ) / stats.edgesDeleted ) + 4 * ((( float ) stats.originalEdgesAdded ) / stats.originalEdgesDeleted ) + 1 * nodeData->depth;
assert( result >= 0 );
return result;
}
template< bool Simulate >
inline bool _Contract( _ThreadData* data, NodeID node, _ContractionInformation* stats = NULL ) {
_Heap& heap = data->heap;
int insertedEdgesSize = data->insertedEdges.size();
std::vector< _ContractorEdge >& insertedEdges = data->insertedEdges;
for ( _DynamicGraph::EdgeIterator inEdge = _graph->BeginEdges( node ), endInEdges = _graph->EndEdges( node ); inEdge != endInEdges; ++inEdge ) {
const _ContractorEdgeData& inData = _graph->GetEdgeData( inEdge );
const NodeID source = _graph->GetTarget( inEdge );
if ( Simulate ) {
assert( stats != NULL );
++stats->edgesDeleted;
stats->originalEdgesDeleted += inData.originalEdges;
}
if ( !inData.backward )
continue;
heap.Clear();
heap.Insert( source, 0, _HeapData() );
int maxDistance = 0;
unsigned numTargets = 0;
for ( _DynamicGraph::EdgeIterator outEdge = _graph->BeginEdges( node ), endOutEdges = _graph->EndEdges( node ); outEdge != endOutEdges; ++outEdge ) {
const _ContractorEdgeData& outData = _graph->GetEdgeData( outEdge );
if ( !outData.forward )
continue;
const NodeID target = _graph->GetTarget( outEdge );
const int pathDistance = inData.distance + outData.distance;
maxDistance = std::max( maxDistance, pathDistance );
if ( !heap.WasInserted( target ) ) {
heap.Insert( target, INT_MAX, _HeapData( 0, true ) );
++numTargets;
}
}
if( Simulate )
_Dijkstra( maxDistance, numTargets, 1000, data, node );
else
_Dijkstra( maxDistance, numTargets, 2000, data, node );
for ( _DynamicGraph::EdgeIterator outEdge = _graph->BeginEdges( node ), endOutEdges = _graph->EndEdges( node ); outEdge != endOutEdges; ++outEdge ) {
const _ContractorEdgeData& outData = _graph->GetEdgeData( outEdge );
if ( !outData.forward )
continue;
const NodeID target = _graph->GetTarget( outEdge );
const int pathDistance = inData.distance + outData.distance;
const int distance = heap.GetKey( target );
if ( pathDistance < distance ) {
if ( Simulate ) {
assert( stats != NULL );
stats->edgesAdded+=2;
stats->originalEdgesAdded += 2* ( outData.originalEdges + inData.originalEdges );
} else {
_ContractorEdge newEdge;
newEdge.source = source;
newEdge.target = target;
newEdge.data = _ContractorEdgeData( pathDistance, outData.originalEdges + inData.originalEdges, node/*, 0, inData.turnInstruction*/, true, true, false);;
insertedEdges.push_back( newEdge );
std::swap( newEdge.source, newEdge.target );
newEdge.data.forward = false;
newEdge.data.backward = true;
insertedEdges.push_back( newEdge );
}
}
}
}
if ( !Simulate ) {
for ( int i = insertedEdgesSize, iend = insertedEdges.size(); i < iend; ++i ) {
bool found = false;
for ( int other = i + 1 ; other < iend ; ++other ) {
if ( insertedEdges[other].source != insertedEdges[i].source )
continue;
if ( insertedEdges[other].target != insertedEdges[i].target )
continue;
if ( insertedEdges[other].data.distance != insertedEdges[i].data.distance )
continue;
if ( insertedEdges[other].data.shortcut != insertedEdges[i].data.shortcut )
continue;
insertedEdges[other].data.forward |= insertedEdges[i].data.forward;
insertedEdges[other].data.backward |= insertedEdges[i].data.backward;
found = true;
break;
}
if ( !found )
insertedEdges[insertedEdgesSize++] = insertedEdges[i];
}
insertedEdges.resize( insertedEdgesSize );
}
return true;
}
inline void _DeleteIncomingEdges( _ThreadData* data, const NodeID node ) {
std::vector< NodeID >& neighbours = data->neighbours;
neighbours.clear();
//find all neighbours
for ( _DynamicGraph::EdgeIterator e = _graph->BeginEdges( node ) ; e < _graph->EndEdges( node ) ; ++e ) {
const NodeID u = _graph->GetTarget( e );
if ( u != node )
neighbours.push_back( u );
}
//eliminate duplicate entries ( forward + backward edges )
std::sort( neighbours.begin(), neighbours.end() );
neighbours.resize( std::unique( neighbours.begin(), neighbours.end() ) - neighbours.begin() );
for ( int i = 0, e = ( int ) neighbours.size(); i < e; ++i ) {
_graph->DeleteEdgesTo( neighbours[i], node );
}
}
inline bool _UpdateNeighbours( std::vector< float > & priorities, std::vector< _PriorityData > & nodeData, _ThreadData* const data, const NodeID node) {
std::vector< NodeID >& neighbours = data->neighbours;
neighbours.clear();
//find all neighbours
for ( _DynamicGraph::EdgeIterator e = _graph->BeginEdges( node ), endEdges = _graph->EndEdges( node ) ; e < endEdges ; ++e ) {
const NodeID u = _graph->GetTarget( e );
if ( u == node )
continue;
neighbours.push_back( u );
nodeData[u].depth = (std::max)(nodeData[node].depth + 1, nodeData[u].depth );
}
//eliminate duplicate entries ( forward + backward edges )
std::sort( neighbours.begin(), neighbours.end() );
neighbours.resize( std::unique( neighbours.begin(), neighbours.end() ) - neighbours.begin() );
BOOST_FOREACH(const NodeID u, neighbours) {
priorities[u] = _Evaluate( data, &( nodeData )[u], u );
}
return true;
}
inline bool _IsIndependent( const std::vector< float >& priorities/*, const std::vector< _PriorityData >& nodeData*/, _ThreadData* const data, NodeID node ) const {
const double priority = priorities[node];
std::vector< NodeID >& neighbours = data->neighbours;
neighbours.clear();
for ( _DynamicGraph::EdgeIterator e = _graph->BeginEdges( node ) ; e < _graph->EndEdges( node ) ; ++e ) {
const NodeID target = _graph->GetTarget( e );
if(node==target)
continue;
const double targetPriority = priorities[target];
assert( targetPriority >= 0 );
//found a neighbour with lower priority?
if ( priority > targetPriority )
return false;
//tie breaking
if ( fabs(priority - targetPriority) < FLT_EPSILON && bias(node, target) ) {
return false;
}
neighbours.push_back( target );
}
std::sort( neighbours.begin(), neighbours.end() );
neighbours.resize( std::unique( neighbours.begin(), neighbours.end() ) - neighbours.begin() );
//examine all neighbours that are at most 2 hops away
BOOST_FOREACH(const NodeID u, neighbours) {
for ( _DynamicGraph::EdgeIterator e = _graph->BeginEdges( u ) ; e < _graph->EndEdges( u ) ; ++e ) {
const NodeID target = _graph->GetTarget( e );
if(node==target)
continue;
const double targetPriority = priorities[target];
assert( targetPriority >= 0 );
//found a neighbour with lower priority?
if ( priority > targetPriority)
return false;
//tie breaking
if ( fabs(priority - targetPriority) < FLT_EPSILON && bias(node, target) ) {
return false;
}
}
}
return true;
}
/**
* This bias function takes up 22 assembly instructions in total on X86
*/
inline bool bias(const NodeID a, const NodeID b) const {
unsigned short hasha = fastHash(a);
unsigned short hashb = fastHash(b);
//The compiler optimizes that to conditional register flags but without branching statements!
if(hasha != hashb)
return hasha < hashb;
return a < b;
}
boost::shared_ptr<_DynamicGraph> _graph;
std::vector<_DynamicGraph::InputEdge> contractedEdges;
unsigned temporaryStorageSlotID;
std::vector<NodeID> oldNodeIDFromNewNodeIDMap;
XORFastHash fastHash;
};
#endif // CONTRACTOR_H_INCLUDED
-391
View File
@@ -1,391 +0,0 @@
/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#include "EdgeBasedGraphFactory.h"
template<>
EdgeBasedGraphFactory::EdgeBasedGraphFactory(int nodes, std::vector<NodeBasedEdge> & inputEdges, std::vector<NodeID> & bn, std::vector<NodeID> & tl, std::vector<_Restriction> & irs, std::vector<NodeInfo> & nI, SpeedProfileProperties sp) : inputNodeInfoList(nI), numberOfTurnRestrictions(irs.size()), speedProfile(sp) {
BOOST_FOREACH(_Restriction & restriction, irs) {
std::pair<NodeID, NodeID> restrictionSource = std::make_pair(restriction.fromNode, restriction.viaNode);
unsigned index;
RestrictionMap::iterator restrIter = _restrictionMap.find(restrictionSource);
if(restrIter == _restrictionMap.end()) {
index = _restrictionBucketVector.size();
_restrictionBucketVector.resize(index+1);
_restrictionMap[restrictionSource] = index;
} else {
index = restrIter->second;
//Map already contains an is_only_*-restriction
if(_restrictionBucketVector.at(index).begin()->second)
continue;
else if(restriction.flags.isOnly){
//We are going to insert an is_only_*-restriction. There can be only one.
_restrictionBucketVector.at(index).clear();
}
}
_restrictionBucketVector.at(index).push_back(std::make_pair(restriction.toNode, restriction.flags.isOnly));
}
BOOST_FOREACH(NodeID id, bn) {
_barrierNodes[id] = true;
}
BOOST_FOREACH(NodeID id, tl) {
_trafficLights[id] = true;
}
DeallocatingVector< _NodeBasedEdge > edges;
// edges.reserve( 2 * inputEdges.size() );
for ( std::vector< NodeBasedEdge >::const_iterator i = inputEdges.begin(); i != inputEdges.end(); ++i ) {
_NodeBasedEdge edge;
if(!i->isForward()) {
edge.source = i->target();
edge.target = i->source();
edge.data.backward = i->isForward();
edge.data.forward = i->isBackward();
} else {
edge.source = i->source();
edge.target = i->target();
edge.data.forward = i->isForward();
edge.data.backward = i->isBackward();
}
if(edge.source == edge.target)
continue;
edge.data.distance = (std::max)((int)i->weight(), 1 );
assert( edge.data.distance > 0 );
edge.data.shortcut = false;
edge.data.roundabout = i->isRoundabout();
edge.data.ignoreInGrid = i->ignoreInGrid();
edge.data.nameID = i->name();
edge.data.type = i->type();
edge.data.isAccessRestricted = i->isAccessRestricted();
edge.data.edgeBasedNodeID = edges.size();
edges.push_back( edge );
if( edge.data.backward ) {
std::swap( edge.source, edge.target );
edge.data.forward = i->isBackward();
edge.data.backward = i->isForward();
edge.data.edgeBasedNodeID = edges.size();
edges.push_back( edge );
}
}
std::vector<NodeBasedEdge>().swap(inputEdges);
std::sort( edges.begin(), edges.end() );
_nodeBasedGraph = boost::make_shared<_NodeBasedDynamicGraph>( nodes, edges );
}
void EdgeBasedGraphFactory::GetEdgeBasedEdges(DeallocatingVector< EdgeBasedEdge >& outputEdgeList ) {
GUARANTEE(0 == outputEdgeList.size(), "Vector passed to EdgeBasedGraphFactory::GetEdgeBasedEdges(..) is not empty");
edgeBasedEdges.swap(outputEdgeList);
}
void EdgeBasedGraphFactory::GetEdgeBasedNodes( DeallocatingVector< EdgeBasedNode> & nodes) {
#ifndef NDEBUG
BOOST_FOREACH(EdgeBasedNode & node, edgeBasedNodes){
assert(node.lat1 != INT_MAX); assert(node.lon1 != INT_MAX);
assert(node.lat2 != INT_MAX); assert(node.lon2 != INT_MAX);
}
#endif
nodes.swap(edgeBasedNodes);
}
void EdgeBasedGraphFactory::GetOriginalEdgeData( std::vector< OriginalEdgeData> & oed) {
oed.swap(originalEdgeData);
}
NodeID EdgeBasedGraphFactory::CheckForEmanatingIsOnlyTurn(const NodeID u, const NodeID v) const {
std::pair < NodeID, NodeID > restrictionSource = std::make_pair(u, v);
RestrictionMap::const_iterator restrIter = _restrictionMap.find(restrictionSource);
if (restrIter != _restrictionMap.end()) {
unsigned index = restrIter->second;
BOOST_FOREACH(RestrictionSource restrictionTarget, _restrictionBucketVector.at(index)) {
if(restrictionTarget.second) {
return restrictionTarget.first;
}
}
}
return UINT_MAX;
}
bool EdgeBasedGraphFactory::CheckIfTurnIsRestricted(const NodeID u, const NodeID v, const NodeID w) const {
//only add an edge if turn is not a U-turn except it is the end of dead-end street.
std::pair < NodeID, NodeID > restrictionSource = std::make_pair(u, v);
RestrictionMap::const_iterator restrIter = _restrictionMap.find(restrictionSource);
if (restrIter != _restrictionMap.end()) {
unsigned index = restrIter->second;
BOOST_FOREACH(RestrictionTarget restrictionTarget, _restrictionBucketVector.at(index)) {
if(w == restrictionTarget.first)
return true;
}
}
return false;
}
void EdgeBasedGraphFactory::InsertEdgeBasedNode(
_NodeBasedDynamicGraph::EdgeIterator e1,
_NodeBasedDynamicGraph::NodeIterator u,
_NodeBasedDynamicGraph::NodeIterator v,
bool belongsToTinyComponent) {
_NodeBasedDynamicGraph::EdgeData & data = _nodeBasedGraph->GetEdgeData(e1);
EdgeBasedNode currentNode;
currentNode.nameID = data.nameID;
currentNode.lat1 = inputNodeInfoList[u].lat;
currentNode.lon1 = inputNodeInfoList[u].lon;
currentNode.lat2 = inputNodeInfoList[v].lat;
currentNode.lon2 = inputNodeInfoList[v].lon;
currentNode.belongsToTinyComponent = belongsToTinyComponent;
currentNode.id = data.edgeBasedNodeID;
currentNode.ignoreInGrid = data.ignoreInGrid;
currentNode.weight = data.distance;
edgeBasedNodes.push_back(currentNode);
}
void EdgeBasedGraphFactory::Run(const char * originalEdgeDataFilename) {
Percent p(_nodeBasedGraph->GetNumberOfNodes());
int numberOfSkippedTurns(0);
int nodeBasedEdgeCounter(0);
unsigned numberOfOriginalEdges(0);
std::ofstream originalEdgeDataOutFile(originalEdgeDataFilename, std::ios::binary);
originalEdgeDataOutFile.write((char*)&numberOfOriginalEdges, sizeof(unsigned));
INFO("Identifying small components");
//Run a BFS on the undirected graph and identify small components
std::queue<std::pair<NodeID, NodeID> > bfsQueue;
std::vector<unsigned> componentsIndex(_nodeBasedGraph->GetNumberOfNodes(), UINT_MAX);
std::vector<NodeID> vectorOfComponentSizes;
unsigned currentComponent = 0, sizeOfCurrentComponent = 0;
//put unexplorered node with parent pointer into queue
for(NodeID node = 0, endNodes = _nodeBasedGraph->GetNumberOfNodes(); node < endNodes; ++node) {
if(UINT_MAX == componentsIndex[node]) {
bfsQueue.push(std::make_pair(node, node));
//mark node as read
componentsIndex[node] = currentComponent;
p.printIncrement();
while(!bfsQueue.empty()) {
//fetch element from BFS queue
std::pair<NodeID, NodeID> currentQueueItem = bfsQueue.front();
bfsQueue.pop();
// INFO("sizeof queue: " << bfsQueue.size() << ", sizeOfCurrentComponents: " << sizeOfCurrentComponent << ", settled nodes: " << settledNodes++ << ", max: " << endNodes);
const NodeID v = currentQueueItem.first; //current node
const NodeID u = currentQueueItem.second; //parent
//increment size counter of current component
++sizeOfCurrentComponent;
const bool isBollardNode = (_barrierNodes.find(v) != _barrierNodes.end());
if(!isBollardNode) {
const NodeID onlyToNode = CheckForEmanatingIsOnlyTurn(u, v);
//relaxieren edge outgoing edge like below where edge-expanded graph
for(_NodeBasedDynamicGraph::EdgeIterator e2 = _nodeBasedGraph->BeginEdges(v); e2 < _nodeBasedGraph->EndEdges(v); ++e2) {
_NodeBasedDynamicGraph::NodeIterator w = _nodeBasedGraph->GetTarget(e2);
if(onlyToNode != UINT_MAX && w != onlyToNode) { //We are at an only_-restriction but not at the right turn.
continue;
}
if( u != w ) { //only add an edge if turn is not a U-turn except it is the end of dead-end street.
if (!CheckIfTurnIsRestricted(u, v, w) ) { //only add an edge if turn is not prohibited
//insert next (node, parent) only if w has not yet been explored
if(UINT_MAX == componentsIndex[w]) {
//mark node as read
componentsIndex[w] = currentComponent;
bfsQueue.push(std::make_pair(w,v));
p.printIncrement();
}
}
}
}
}
}
//push size into vector
vectorOfComponentSizes.push_back(sizeOfCurrentComponent);
//reset counters;
sizeOfCurrentComponent = 0;
++currentComponent;
}
}
INFO("identified: " << vectorOfComponentSizes.size() << " many components");
p.reinit(_nodeBasedGraph->GetNumberOfNodes());
//loop over all edges and generate new set of nodes.
for(_NodeBasedDynamicGraph::NodeIterator u = 0; u < _nodeBasedGraph->GetNumberOfNodes(); ++u ) {
for(_NodeBasedDynamicGraph::EdgeIterator e1 = _nodeBasedGraph->BeginEdges(u); e1 < _nodeBasedGraph->EndEdges(u); ++e1) {
_NodeBasedDynamicGraph::NodeIterator v = _nodeBasedGraph->GetTarget(e1);
if(_nodeBasedGraph->GetEdgeData(e1).type != SHRT_MAX) {
assert(e1 != UINT_MAX);
assert(u != UINT_MAX);
assert(v != UINT_MAX);
//edges that end on bollard nodes may actually be in two distinct components
InsertEdgeBasedNode(e1, u, v, (std::min(vectorOfComponentSizes[componentsIndex[u]], vectorOfComponentSizes[componentsIndex[v]]) < 1000) );
}
}
}
std::vector<NodeID>().swap(vectorOfComponentSizes);
std::vector<NodeID>().swap(componentsIndex);
//Loop over all turns and generate new set of edges.
//Three nested loop look super-linear, but we are dealing with a linear number of turns only.
for(_NodeBasedDynamicGraph::NodeIterator u = 0; u < _nodeBasedGraph->GetNumberOfNodes(); ++u ) {
for(_NodeBasedDynamicGraph::EdgeIterator e1 = _nodeBasedGraph->BeginEdges(u); e1 < _nodeBasedGraph->EndEdges(u); ++e1) {
++nodeBasedEdgeCounter;
_NodeBasedDynamicGraph::NodeIterator v = _nodeBasedGraph->GetTarget(e1);
//EdgeWeight heightPenalty = ComputeHeightPenalty(u, v);
NodeID onlyToNode = CheckForEmanatingIsOnlyTurn(u, v);
for(_NodeBasedDynamicGraph::EdgeIterator e2 = _nodeBasedGraph->BeginEdges(v); e2 < _nodeBasedGraph->EndEdges(v); ++e2) {
const _NodeBasedDynamicGraph::NodeIterator w = _nodeBasedGraph->GetTarget(e2);
if(onlyToNode != UINT_MAX && w != onlyToNode) { //We are at an only_-restriction but not at the right turn.
++numberOfSkippedTurns;
continue;
}
bool isBollardNode = (_barrierNodes.find(v) != _barrierNodes.end());
if(u == w && 1 != _nodeBasedGraph->GetOutDegree(v) ) {
continue;
}
if( !isBollardNode ) { //only add an edge if turn is not a U-turn except it is the end of dead-end street.
if (!CheckIfTurnIsRestricted(u, v, w) || (onlyToNode != UINT_MAX && w == onlyToNode)) { //only add an edge if turn is not prohibited
const _NodeBasedDynamicGraph::EdgeData edgeData1 = _nodeBasedGraph->GetEdgeData(e1);
const _NodeBasedDynamicGraph::EdgeData edgeData2 = _nodeBasedGraph->GetEdgeData(e2);
assert(edgeData1.edgeBasedNodeID < _nodeBasedGraph->GetNumberOfEdges());
assert(edgeData2.edgeBasedNodeID < _nodeBasedGraph->GetNumberOfEdges());
if(!edgeData1.forward || !edgeData2.forward) {
continue;
}
unsigned distance = edgeData1.distance;
if(_trafficLights.find(v) != _trafficLights.end()) {
distance += speedProfile.trafficSignalPenalty;
}
TurnInstruction turnInstruction = AnalyzeTurn(u, v, w);
if(turnInstruction == TurnInstructions.UTurn)
distance += speedProfile.uTurnPenalty;
// if(!edgeData1.isAccessRestricted && edgeData2.isAccessRestricted) {
// distance += TurnInstructions.AccessRestrictionPenalty;
// turnInstruction |= TurnInstructions.AccessRestrictionFlag;
// }
//distance += heightPenalty;
//distance += ComputeTurnPenalty(u, v, w);
assert(edgeData1.edgeBasedNodeID != edgeData2.edgeBasedNodeID);
if(originalEdgeData.size() == originalEdgeData.capacity()-3) {
originalEdgeData.reserve(originalEdgeData.size()*1.2);
}
OriginalEdgeData oed(v,edgeData2.nameID, turnInstruction);
EdgeBasedEdge newEdge(edgeData1.edgeBasedNodeID, edgeData2.edgeBasedNodeID, edgeBasedEdges.size(), distance, true, false );
originalEdgeData.push_back(oed);
if(originalEdgeData.size() > 100000) {
originalEdgeDataOutFile.write((char*)&(originalEdgeData[0]), originalEdgeData.size()*sizeof(OriginalEdgeData));
originalEdgeData.clear();
}
++numberOfOriginalEdges;
++nodeBasedEdgeCounter;
edgeBasedEdges.push_back(newEdge);
} else {
++numberOfSkippedTurns;
}
}
}
}
p.printIncrement();
}
numberOfOriginalEdges += originalEdgeData.size();
originalEdgeDataOutFile.write((char*)&(originalEdgeData[0]), originalEdgeData.size()*sizeof(OriginalEdgeData));
originalEdgeDataOutFile.seekp(std::ios::beg);
originalEdgeDataOutFile.write((char*)&numberOfOriginalEdges, sizeof(unsigned));
originalEdgeDataOutFile.close();
// INFO("Sorting edge-based Nodes");
// std::sort(edgeBasedNodes.begin(), edgeBasedNodes.end());
// INFO("Removing duplicate nodes (if any)");
// edgeBasedNodes.erase( std::unique(edgeBasedNodes.begin(), edgeBasedNodes.end()), edgeBasedNodes.end() );
// INFO("Applying vector self-swap trick to free up memory");
// INFO("size: " << edgeBasedNodes.size() << ", cap: " << edgeBasedNodes.capacity());
// std::vector<EdgeBasedNode>(edgeBasedNodes).swap(edgeBasedNodes);
// INFO("size: " << edgeBasedNodes.size() << ", cap: " << edgeBasedNodes.capacity());
INFO("Node-based graph contains " << nodeBasedEdgeCounter << " edges");
// INFO("Edge-based graph contains " << edgeBasedEdges.size() << " edges, blowup is " << 2*((double)edgeBasedEdges.size()/(double)nodeBasedEdgeCounter));
INFO("Edge-based graph skipped " << numberOfSkippedTurns << " turns, defined by " << numberOfTurnRestrictions << " restrictions.");
INFO("Generated " << edgeBasedNodes.size() << " edge based nodes");
}
TurnInstruction EdgeBasedGraphFactory::AnalyzeTurn(const NodeID u, const NodeID v, const NodeID w) const {
if(u == w) {
return TurnInstructions.UTurn;
}
_NodeBasedDynamicGraph::EdgeIterator edge1 = _nodeBasedGraph->FindEdge(u, v);
_NodeBasedDynamicGraph::EdgeIterator edge2 = _nodeBasedGraph->FindEdge(v, w);
_NodeBasedDynamicGraph::EdgeData & data1 = _nodeBasedGraph->GetEdgeData(edge1);
_NodeBasedDynamicGraph::EdgeData & data2 = _nodeBasedGraph->GetEdgeData(edge2);
//roundabouts need to be handled explicitely
if(data1.roundabout && data2.roundabout) {
//Is a turn possible? If yes, we stay on the roundabout!
if( 1 == (_nodeBasedGraph->EndEdges(v) - _nodeBasedGraph->BeginEdges(v)) ) {
//No turn possible.
return TurnInstructions.NoTurn;
} else {
return TurnInstructions.StayOnRoundAbout;
}
}
//Does turn start or end on roundabout?
if(data1.roundabout || data2.roundabout) {
//We are entering the roundabout
if( (!data1.roundabout) && data2.roundabout)
return TurnInstructions.EnterRoundAbout;
//We are leaving the roundabout
else if(data1.roundabout && (!data2.roundabout) )
return TurnInstructions.LeaveRoundAbout;
}
//If street names stay the same and if we are certain that it is not a roundabout, we skip it.
if( (data1.nameID == data2.nameID) && (0 != data1.nameID))
return TurnInstructions.NoTurn;
if( (data1.nameID == data2.nameID) && (0 == data1.nameID) && (_nodeBasedGraph->GetOutDegree(v) <= 2) )
return TurnInstructions.NoTurn;
double angle = GetAngleBetweenTwoEdges(inputNodeInfoList[u], inputNodeInfoList[v], inputNodeInfoList[w]);
return TurnInstructions.GetTurnDirectionOfInstruction(angle);
}
unsigned EdgeBasedGraphFactory::GetNumberOfNodes() const {
return _nodeBasedGraph->GetNumberOfEdges();
}
/* Get angle of line segment (A,C)->(C,B), atan2 magic, formerly cosine theorem*/
template<class CoordinateT>
double EdgeBasedGraphFactory::GetAngleBetweenTwoEdges(const CoordinateT& A, const CoordinateT& C, const CoordinateT& B) const {
const int v1x = A.lon - C.lon;
const int v1y = A.lat - C.lat;
const int v2x = B.lon - C.lon;
const int v2y = B.lat - C.lat;
double angle = (atan2((double)v2y,v2x) - atan2((double)v1y,v1x) )*180/M_PI;
while(angle < 0)
angle += 360;
return angle;
}
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
/*
* This class constructs the edge base representation of a graph from a given node based edge list
*/
#ifndef EDGEBASEDGRAPHFACTORY_H_
#define EDGEBASEDGRAPHFACTORY_H_
#include <algorithm>
#include <queue>
#include <vector>
#include <stxxl.h>
#include <cstdlib>
#include <boost/foreach.hpp>
#include <boost/lexical_cast.hpp>
#include <boost/make_shared.hpp>
#include <boost/shared_ptr.hpp>
#include "../typedefs.h"
#include "../DataStructures/DeallocatingVector.h"
#include "../DataStructures/DynamicGraph.h"
#include "../Extractor/ExtractorStructs.h"
#include "../DataStructures/HashTable.h"
#include "../DataStructures/ImportEdge.h"
#include "../DataStructures/QueryEdge.h"
#include "../DataStructures/Percent.h"
#include "../DataStructures/TurnInstructions.h"
#include "../Util/BaseConfiguration.h"
class EdgeBasedGraphFactory {
private:
struct _NodeBasedEdgeData {
int distance;
unsigned edgeBasedNodeID;
unsigned nameID:31;
bool shortcut:1;
bool forward:1;
bool backward:1;
bool roundabout:1;
bool ignoreInGrid:1;
short type;
bool isAccessRestricted;
};
struct _EdgeBasedEdgeData {
int distance;
unsigned via;
unsigned nameID;
bool forward;
bool backward;
TurnInstruction turnInstruction;
};
typedef DynamicGraph< _NodeBasedEdgeData > _NodeBasedDynamicGraph;
typedef _NodeBasedDynamicGraph::InputEdge _NodeBasedEdge;
std::vector<NodeInfo> inputNodeInfoList;
unsigned numberOfTurnRestrictions;
public:
struct EdgeBasedNode {
bool operator<(const EdgeBasedNode & other) const {
return other.id < id;
}
bool operator==(const EdgeBasedNode & other) const {
return id == other.id;
}
NodeID id;
int lat1;
int lat2;
int lon1;
int lon2:31;
bool belongsToTinyComponent:1;
NodeID nameID;
unsigned weight:31;
bool ignoreInGrid:1;
};
struct SpeedProfileProperties{
SpeedProfileProperties() : trafficSignalPenalty(0), uTurnPenalty(0) {}
int trafficSignalPenalty;
int uTurnPenalty;
} speedProfile;
private:
boost::shared_ptr<_NodeBasedDynamicGraph> _nodeBasedGraph;
boost::unordered_map<NodeID, bool> _barrierNodes;
boost::unordered_map<NodeID, bool> _trafficLights;
typedef std::pair<NodeID, NodeID> RestrictionSource;
typedef std::pair<NodeID, bool> RestrictionTarget;
typedef std::vector<RestrictionTarget> EmanatingRestrictionsVector;
typedef boost::unordered_map<RestrictionSource, unsigned > RestrictionMap;
std::vector<EmanatingRestrictionsVector> _restrictionBucketVector;
RestrictionMap _restrictionMap;
DeallocatingVector<EdgeBasedEdge> edgeBasedEdges;
DeallocatingVector<EdgeBasedNode> edgeBasedNodes;
std::vector<OriginalEdgeData> originalEdgeData;
NodeID CheckForEmanatingIsOnlyTurn(const NodeID u, const NodeID v) const;
bool CheckIfTurnIsRestricted(const NodeID u, const NodeID v, const NodeID w) const;
void InsertEdgeBasedNode(
_NodeBasedDynamicGraph::EdgeIterator e1,
_NodeBasedDynamicGraph::NodeIterator u,
_NodeBasedDynamicGraph::NodeIterator v,
bool belongsToTinyComponent);
template<class CoordinateT>
double GetAngleBetweenTwoEdges(const CoordinateT& A, const CoordinateT& C, const CoordinateT& B) const;
// SRTMLookup srtmLookup;
public:
template< class InputEdgeT >
explicit EdgeBasedGraphFactory(int nodes, std::vector<InputEdgeT> & inputEdges, std::vector<NodeID> & _bollardNodes, std::vector<NodeID> & trafficLights, std::vector<_Restriction> & inputRestrictions, std::vector<NodeInfo> & nI, SpeedProfileProperties speedProfile);
void Run(const char * originalEdgeDataFilename);
void GetEdgeBasedEdges( DeallocatingVector< EdgeBasedEdge >& edges );
void GetEdgeBasedNodes( DeallocatingVector< EdgeBasedNode> & nodes);
void GetOriginalEdgeData( std::vector< OriginalEdgeData> & originalEdgeData);
TurnInstruction AnalyzeTurn(const NodeID u, const NodeID v, const NodeID w) const;
unsigned GetNumberOfNodes() const;
};
#endif /* EDGEBASEDGRAPHFACTORY_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#include <boost/foreach.hpp>
#include "TemporaryStorage.h"
TemporaryStorage::TemporaryStorage() {
try {
tempDirectory = boost::filesystem::temp_directory_path();
} catch(boost::filesystem::filesystem_error & e) {
ERR("could not retrieve location of temporary path: " << e.what());
}
}
TemporaryStorage & TemporaryStorage::GetInstance(){
static TemporaryStorage runningInstance;
return runningInstance;
}
TemporaryStorage::~TemporaryStorage() {
removeAll();
}
void TemporaryStorage::removeAll() {
boost::mutex::scoped_lock lock(mutex);
try {
for(unsigned slotID = 0; slotID < vectorOfStreamDatas.size(); ++slotID)
deallocateSlot(slotID);
} catch(boost::filesystem::filesystem_error & e) {
ERR("could not retrieve location of temporary path: " << e.what());
}
vectorOfStreamDatas.clear();
}
int TemporaryStorage::allocateSlot() {
boost::mutex::scoped_lock lock(mutex);
try {
vectorOfStreamDatas.push_back(StreamData());
//INFO("created new temporary file: " << vectorOfStreamDatas.back().pathToTemporaryFile);
} catch(boost::filesystem::filesystem_error & e) {
abort(e);
}
return vectorOfStreamDatas.size() - 1;
}
void TemporaryStorage::deallocateSlot(int slotID) {
try {
StreamData & data = vectorOfStreamDatas[slotID];
boost::mutex::scoped_lock lock(*data.readWriteMutex);
if(!boost::filesystem::exists(data.pathToTemporaryFile)) {
return;
}
if(data.streamToTemporaryFile->is_open())
data.streamToTemporaryFile->close();
//INFO("deallocating slot " << slotID << " and its file: " << data.pathToTemporaryFile);
boost::filesystem::remove(data.pathToTemporaryFile);
} catch(boost::filesystem::filesystem_error & e) {
abort(e);
}
}
void TemporaryStorage::writeToSlot(int slotID, char * pointer, std::streamsize size) {
try {
StreamData & data = vectorOfStreamDatas[slotID];
boost::mutex::scoped_lock lock(*data.readWriteMutex);
if(!data.writeMode)
ERR("Writing after first read is not allowed");
data.streamToTemporaryFile->write(pointer, size);
} catch(boost::filesystem::filesystem_error & e) {
abort(e);
}
}
void TemporaryStorage::readFromSlot(int slotID, char * pointer, std::streamsize size) {
try {
StreamData & data = vectorOfStreamDatas[slotID];
boost::mutex::scoped_lock lock(*data.readWriteMutex);
if(data.writeMode) {
data.writeMode = false;
data.streamToTemporaryFile->seekg(0, data.streamToTemporaryFile->beg);
}
data.streamToTemporaryFile->read(pointer, size);
} catch(boost::filesystem::filesystem_error & e) {
abort(e);
}
}
unsigned TemporaryStorage::getFreeBytesOnTemporaryDevice() {
boost::filesystem::space_info tempSpaceInfo;
try {
tempSpaceInfo = boost::filesystem::space(tempDirectory);
} catch(boost::filesystem::filesystem_error & e) {
abort(e);
}
return tempSpaceInfo.available;
}
boost::filesystem::fstream::pos_type TemporaryStorage::tell(int slotID) {
boost::filesystem::fstream::pos_type position;
try {
StreamData & data = vectorOfStreamDatas[slotID];
boost::mutex::scoped_lock lock(*data.readWriteMutex);
position = data.streamToTemporaryFile->tellp();
} catch(boost::filesystem::filesystem_error & e) {
abort(e);
}
// INFO("telling position: " << position);
return position;
}
void TemporaryStorage::abort(boost::filesystem::filesystem_error& ) {
removeAll();
// ERR("I/O Error occured: " << e.what());
}
void TemporaryStorage::seek(int slotID, boost::filesystem::fstream::pos_type position) {
try {
StreamData & data = vectorOfStreamDatas[slotID];
boost::mutex::scoped_lock lock(*data.readWriteMutex);
data.streamToTemporaryFile->seekg(position);
// INFO("seeking to position: " << position);
} catch(boost::filesystem::filesystem_error & e) {
abort(e);
}
}
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef TEMPORARYSTORAGE_H_
#define TEMPORARYSTORAGE_H_
#include <vector>
#include <fstream>
#include <boost/filesystem.hpp>
#include <boost/filesystem/fstream.hpp>
#include <boost/shared_ptr.hpp>
#include <boost/thread/mutex.hpp>
#include "../typedefs.h"
//This is one big workaround for latest boost renaming woes.
#ifndef BOOST_FILESYSTEM_VERSION
#warning Boost Installation with Filesystem3 (>=1.44) is required, activating workaround
#include <cstdio>
namespace boost {
namespace filesystem {
inline path temp_directory_path() {
char * buffer;
buffer = tmpnam (NULL);
return path(buffer);
}
inline path unique_path(const path&) {
return temp_directory_path();
}
}
}
#endif
#define BOOST_FILESYSTEM_VERSION 3
/**
* This class implements a singleton file storage for temporary data.
* temporary slots can be accessed by other objects through an int
* On deallocation every slot gets deallocated
*
* Access is sequential, which means, that there is no random access
* -> Data is written in first phase and reread in second.
*/
static boost::filesystem::path tempDirectory;
static std::string TemporaryFilePattern("OSRM-%%%%-%%%%-%%%%");
class TemporaryStorage {
public:
static TemporaryStorage & GetInstance();
virtual ~TemporaryStorage();
int allocateSlot();
void deallocateSlot(int slotID);
void writeToSlot(int slotID, char * pointer, std::streamsize size);
void readFromSlot(int slotID, char * pointer, std::streamsize size);
//returns the number of free bytes
unsigned getFreeBytesOnTemporaryDevice();
boost::filesystem::fstream::pos_type tell(int slotID);
void seek(int slotID, boost::filesystem::fstream::pos_type);
void removeAll();
private:
TemporaryStorage();
TemporaryStorage(TemporaryStorage const &){};
TemporaryStorage& operator=(TemporaryStorage const &) {
return *this;
}
void abort(boost::filesystem::filesystem_error& e);
;
struct StreamData {
bool writeMode;
boost::filesystem::path pathToTemporaryFile;
boost::shared_ptr<boost::filesystem::fstream> streamToTemporaryFile;
boost::shared_ptr<boost::mutex> readWriteMutex;
StreamData() :
writeMode(true),
pathToTemporaryFile (boost::filesystem::unique_path(tempDirectory.append(TemporaryFilePattern.begin(), TemporaryFilePattern.end()))),
streamToTemporaryFile(new boost::filesystem::fstream(pathToTemporaryFile, std::ios::in | std::ios::out | std::ios::trunc | std::ios::binary)),
readWriteMutex(new boost::mutex)
{
if(streamToTemporaryFile->fail())
ERR("Aborting, because temporary file at " << pathToTemporaryFile << " could not be created");
}
};
//vector of file streams that is used to store temporary data
std::vector<StreamData> vectorOfStreamDatas;
boost::mutex mutex;
};
#endif /* TEMPORARYSTORAGE_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef BINARYHEAP_H_INCLUDED
#define BINARYHEAP_H_INCLUDED
//Not compatible with non contiguous node ids
#include <cassert>
#include <limits>
#include <vector>
#include <algorithm>
#include <map>
#include <boost/unordered_map.hpp>
template< typename NodeID, typename Key >
class ArrayStorage {
public:
ArrayStorage( size_t size ) : positions( new Key[size] ) {
memset(positions, 0, size*sizeof(Key));
}
~ArrayStorage() {
delete[] positions;
}
Key &operator[]( NodeID node ) {
return positions[node];
}
void Clear() {}
private:
Key* positions;
};
template< typename NodeID, typename Key >
class MapStorage {
public:
MapStorage( size_t ) {}
Key &operator[]( NodeID node ) {
return nodes[node];
}
void Clear() {
nodes.clear();
}
private:
std::map< NodeID, Key > nodes;
};
template< typename NodeID, typename Key >
class UnorderedMapStorage {
public:
UnorderedMapStorage( size_t ) { }
Key &operator[]( NodeID node ) {
return nodes[node];
}
void Clear() {
nodes.clear();
}
private:
boost::unordered_map< NodeID, Key > nodes;
};
template<typename NodeID = unsigned>
struct _SimpleHeapData {
NodeID parent;
_SimpleHeapData( NodeID p ) : parent(p) { }
};
template < typename NodeID, typename Key, typename Weight, typename Data, typename IndexStorage = ArrayStorage<NodeID, NodeID> >
class BinaryHeap {
private:
BinaryHeap( const BinaryHeap& right );
void operator=( const BinaryHeap& right );
public:
typedef Weight WeightType;
typedef Data DataType;
BinaryHeap( size_t maxID )
: nodeIndex( maxID ) {
Clear();
}
void Clear() {
heap.resize( 1 );
insertedNodes.clear();
heap[0].weight = std::numeric_limits< Weight >::min();
nodeIndex.Clear();
}
Key Size() const {
return static_cast<Key>( heap.size() - 1 );
}
void Insert( NodeID node, Weight weight, const Data &data ) {
HeapElement element;
element.index = static_cast<NodeID>(insertedNodes.size());
element.weight = weight;
const Key key = static_cast<Key>(heap.size());
heap.push_back( element );
insertedNodes.push_back( HeapNode( node, key, weight, data ) );
nodeIndex[node] = element.index;
Upheap( key );
CheckHeap();
}
Data& GetData( NodeID node ) {
const Key index = nodeIndex[node];
return insertedNodes[index].data;
}
Weight& GetKey( NodeID node ) {
const Key index = nodeIndex[node];
return insertedNodes[index].weight;
}
bool WasRemoved( NodeID node ) {
assert( WasInserted( node ) );
const Key index = nodeIndex[node];
return insertedNodes[index].key == 0;
}
bool WasInserted( NodeID node ) {
const Key index = nodeIndex[node];
if ( index >= static_cast<Key> (insertedNodes.size()) )
return false;
return insertedNodes[index].node == node;
}
NodeID Min() const {
assert( heap.size() > 1 );
return insertedNodes[heap[1].index].node;
}
NodeID DeleteMin() {
assert( heap.size() > 1 );
const Key removedIndex = heap[1].index;
heap[1] = heap[heap.size()-1];
heap.pop_back();
if ( heap.size() > 1 )
Downheap( 1 );
insertedNodes[removedIndex].key = 0;
CheckHeap();
return insertedNodes[removedIndex].node;
}
void DeleteAll() {
for ( typename std::vector< HeapElement >::iterator i = heap.begin() + 1, iend = heap.end(); i != iend; ++i )
insertedNodes[i->index].key = 0;
heap.resize( 1 );
heap[0].weight = (std::numeric_limits< Weight >::min)();
}
void DecreaseKey( NodeID node, Weight weight ) {
assert( UINT_MAX != node );
const Key index = nodeIndex[node];
Key key = insertedNodes[index].key;
assert ( key >= 0 );
insertedNodes[index].weight = weight;
heap[key].weight = weight;
Upheap( key );
CheckHeap();
}
private:
class HeapNode {
public:
HeapNode() {
}
HeapNode( NodeID n, Key k, Weight w, Data d )
: node( n ), key( k ), weight( w ), data( d ) {
}
NodeID node;
Key key;
Weight weight;
Data data;
};
struct HeapElement {
Key index;
Weight weight;
};
std::vector< HeapNode > insertedNodes;
std::vector< HeapElement > heap;
IndexStorage nodeIndex;
void Downheap( Key key ) {
const Key droppingIndex = heap[key].index;
const Weight weight = heap[key].weight;
Key nextKey = key << 1;
while ( nextKey < static_cast<Key>( heap.size() ) ) {
const Key nextKeyOther = nextKey + 1;
if ( ( nextKeyOther < static_cast<Key> ( heap.size() ) )&& ( heap[nextKey].weight > heap[nextKeyOther].weight) )
nextKey = nextKeyOther;
if ( weight <= heap[nextKey].weight )
break;
heap[key] = heap[nextKey];
insertedNodes[heap[key].index].key = key;
key = nextKey;
nextKey <<= 1;
}
heap[key].index = droppingIndex;
heap[key].weight = weight;
insertedNodes[droppingIndex].key = key;
}
void Upheap( Key key ) {
const Key risingIndex = heap[key].index;
const Weight weight = heap[key].weight;
Key nextKey = key >> 1;
while ( heap[nextKey].weight > weight ) {
assert( nextKey != 0 );
heap[key] = heap[nextKey];
insertedNodes[heap[key].index].key = key;
key = nextKey;
nextKey >>= 1;
}
heap[key].index = risingIndex;
heap[key].weight = weight;
insertedNodes[risingIndex].key = key;
}
void CheckHeap() {
#ifndef NDEBUG
for ( Key i = 2; i < (Key) heap.size(); ++i ) {
assert( heap[i].weight >= heap[i >> 1].weight );
}
#endif
}
};
#endif //#ifndef BINARYHEAP_H_INCLUDED
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef CONCURRENTQUEUE_H_INCLUDED
#define CONCURRENTQUEUE_H_INCLUDED
#include <boost/bind.hpp>
#include <boost/circular_buffer.hpp>
#include <boost/thread/condition.hpp>
#include <boost/thread/mutex.hpp>
#include <boost/thread/thread.hpp>
#include "../typedefs.h"
template<typename Data>
class ConcurrentQueue {
typedef typename boost::circular_buffer<Data>::size_type size_t;
public:
ConcurrentQueue(const size_t max_size) : internal_queue(max_size) { }
inline void push(Data const& data) {
boost::mutex::scoped_lock lock(m_mutex);
m_not_full.wait(lock, boost::bind(&ConcurrentQueue<Data>::is_not_full, this));
internal_queue.push_back(data);
lock.unlock();
m_not_empty.notify_one();
}
inline bool empty() const {
return internal_queue.empty();
}
inline void wait_and_pop(Data& popped_value) {
boost::mutex::scoped_lock lock(m_mutex);
m_not_empty.wait(lock, boost::bind(&ConcurrentQueue<Data>::is_not_empty, this));
popped_value=internal_queue.front();
internal_queue.pop_front();
lock.unlock();
m_not_full.notify_one();
}
inline bool try_pop(Data& popped_value) {
boost::mutex::scoped_lock lock(m_mutex);
if(internal_queue.empty()) {
return false;
}
popped_value=internal_queue.front();
internal_queue.pop_front();
lock.unlock();
m_not_full.notify_one();
return true;
}
private:
boost::circular_buffer<Data> internal_queue;
boost::mutex m_mutex;
boost::condition m_not_empty;
boost::condition m_not_full;
inline bool is_not_empty() const { return internal_queue.size() > 0; }
inline bool is_not_full() const { return internal_queue.size() < internal_queue.capacity(); }
};
#endif //#ifndef CONCURRENTQUEUE_H_INCLUDED
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef COORDINATE_H_
#define COORDINATE_H_
#include <climits>
#include <iostream>
struct _Coordinate {
int lat;
int lon;
_Coordinate () : lat(INT_MIN), lon(INT_MIN) {}
_Coordinate (int t, int n) : lat(t) , lon(n) {}
void Reset() {
lat = INT_MIN;
lon = INT_MIN;
}
bool isSet() const {
return (INT_MIN != lat) && (INT_MIN != lon);
}
inline bool isValid() const {
if(lat > 90*100000 || lat < -90*100000 || lon > 180*100000 || lon <-180*100000) {
return false;
}
return true;
}
bool operator==(const _Coordinate & other) const {
return lat == other.lat && lon == other.lon;
}
};
inline std::ostream & operator<<(std::ostream & out, const _Coordinate & c){
out << "(" << c.lat << "," << c.lon << ")";
return out;
}
inline double ApproximateDistance( const int lat1, const int lon1, const int lat2, const int lon2 ) {
assert(lat1 != INT_MIN);
assert(lon1 != INT_MIN);
assert(lat2 != INT_MIN);
assert(lon2 != INT_MIN);
double RAD = 0.017453292519943295769236907684886;
double lt1 = lat1/100000.;
double ln1 = lon1/100000.;
double lt2 = lat2/100000.;
double ln2 = lon2/100000.;
double dlat1=lt1*(RAD);
double dlong1=ln1*(RAD);
double dlat2=lt2*(RAD);
double dlong2=ln2*(RAD);
double dLong=dlong1-dlong2;
double dLat=dlat1-dlat2;
double aHarv= pow(sin(dLat/2.0),2.0)+cos(dlat1)*cos(dlat2)*pow(sin(dLong/2.),2);
double cHarv=2.*atan2(sqrt(aHarv),sqrt(1.0-aHarv));
//earth's radius from wikipedia varies between 6,356.750 km — 6,378.135 km (˜3,949.901 — 3,963.189 miles)
//The IUGG value for the equatorial radius of the Earth is 6378.137 km (3963.19 mile)
const double earth=6372797.560856;//I am doing miles, just change this to radius in kilometers to get distances in km
double distance=earth*cHarv;
return distance;
}
inline double ApproximateDistance(const _Coordinate &c1, const _Coordinate &c2) {
return ApproximateDistance( c1.lat, c1.lon, c2.lat, c2.lon );
}
inline double ApproximateDistanceByEuclid(const _Coordinate &c1, const _Coordinate &c2) {
assert(c1.lat != INT_MIN);
assert(c1.lon != INT_MIN);
assert(c2.lat != INT_MIN);
assert(c2.lon != INT_MIN);
const double RAD = 0.017453292519943295769236907684886;
const double lat1 = (c1.lat/100000.)*RAD;
const double lon1 = (c1.lon/100000.)*RAD;
const double lat2 = (c2.lat/100000.)*RAD;
const double lon2 = (c2.lon/100000.)*RAD;
const double x = (lon2-lon1) * cos((lat1+lat2)/2.);
const double y = (lat2-lat1);
const double earthRadius = 6372797.560856;
const double d = sqrt(x*x + y*y) * earthRadius;
return d;
}
#endif /* COORDINATE_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef DEALLOCATINGVECTOR_H_
#define DEALLOCATINGVECTOR_H_
#include <cassert>
#include <cstdlib>
#include <vector>
#if __cplusplus > 199711L
#define DEALLOCATION_VECTOR_NULL_PTR nullptr
#else
#define DEALLOCATION_VECTOR_NULL_PTR NULL
#endif
template<typename ElementT, size_t bucketSizeC = 10485760/sizeof(ElementT), bool DeallocateC = false>
class DeallocatingVectorIterator : public std::iterator<std::random_access_iterator_tag, ElementT> {
protected:
class DeallocatingVectorIteratorState {
private:
//make constructors explicit, so we do not mix random access and deallocation iterators.
DeallocatingVectorIteratorState();
public:
explicit DeallocatingVectorIteratorState(const DeallocatingVectorIteratorState &r) : mData(r.mData), mIndex(r.mIndex), mBucketList(r.mBucketList) {}
//explicit DeallocatingVectorIteratorState(const ElementT * ptr, const size_t idx, const std::vector<ElementT *> & input_list) : mData(ptr), mIndex(idx), mBucketList(input_list) {}
explicit DeallocatingVectorIteratorState(const size_t idx, std::vector<ElementT *> & input_list) : mData(DEALLOCATION_VECTOR_NULL_PTR), mIndex(idx), mBucketList(input_list) {
setPointerForIndex();
}
ElementT * mData;
size_t mIndex;
std::vector<ElementT *> & mBucketList;
inline void setPointerForIndex() {
if(bucketSizeC*mBucketList.size() <= mIndex) {
mData = DEALLOCATION_VECTOR_NULL_PTR;
return;
}
size_t _bucket = mIndex/bucketSizeC;
size_t _index = mIndex%bucketSizeC;
mData = &(mBucketList[_bucket][_index]);
if(DeallocateC) {
//if we hopped over the border of the previous bucket, then delete that bucket.
if(0 == _index && _bucket) {
delete[] mBucketList[_bucket-1];
mBucketList[_bucket-1] = DEALLOCATION_VECTOR_NULL_PTR;
}
}
}
inline bool operator!=(const DeallocatingVectorIteratorState &other) {
return (mData != other.mData) || (mIndex != other.mIndex) || (mBucketList != other.mBucketList);
}
inline bool operator==(const DeallocatingVectorIteratorState &other) {
return (mData == other.mData) && (mIndex == other.mIndex) && (mBucketList == other.mBucketList);
}
inline bool operator<(const DeallocatingVectorIteratorState &other) {
return mIndex < other.mIndex;
}
//This is a hack to make assignment operator possible with reference member
inline DeallocatingVectorIteratorState& operator= (const DeallocatingVectorIteratorState &a) {
if (this != &a) {
this->DeallocatingVectorIteratorState::~DeallocatingVectorIteratorState(); // explicit non-virtual destructor
new (this) DeallocatingVectorIteratorState(a); // placement new
}
return *this;
}
};
DeallocatingVectorIteratorState mState;
public:
typedef std::random_access_iterator_tag iterator_category;
typedef typename std::iterator<std::random_access_iterator_tag, ElementT>::value_type value_type;
typedef typename std::iterator<std::random_access_iterator_tag, ElementT>::difference_type difference_type;
typedef typename std::iterator<std::random_access_iterator_tag, ElementT>::reference reference;
typedef typename std::iterator<std::random_access_iterator_tag, ElementT>::pointer pointer;
DeallocatingVectorIterator() {}
template<typename T2>
DeallocatingVectorIterator(const DeallocatingVectorIterator<T2> & r) : mState(r.mState) {}
DeallocatingVectorIterator(size_t idx, std::vector<ElementT *> & input_list) : mState(idx, input_list) {}
//DeallocatingVectorIterator(size_t idx, const std::vector<ElementT *> & input_list) : mState(idx, input_list) {}
DeallocatingVectorIterator(const DeallocatingVectorIteratorState & r) : mState(r) {}
template<typename T2>
DeallocatingVectorIterator& operator=(const DeallocatingVectorIterator<T2> &r) {
if(DeallocateC) assert(false);
mState = r.mState; return *this;
}
inline DeallocatingVectorIterator& operator++() { //prefix
// if(DeallocateC) assert(false);
++mState.mIndex; mState.setPointerForIndex(); return *this;
}
inline DeallocatingVectorIterator& operator--() { //prefix
if(DeallocateC) assert(false);
--mState.mIndex; mState.setPointerForIndex(); return *this;
}
inline DeallocatingVectorIterator operator++(int) { //postfix
DeallocatingVectorIteratorState _myState(mState);
mState.mIndex++; mState.setPointerForIndex();
return DeallocatingVectorIterator(_myState);
}
inline DeallocatingVectorIterator operator --(int) { //postfix
if(DeallocateC) assert(false);
DeallocatingVectorIteratorState _myState(mState);
mState.mIndex--; mState.setPointerForIndex();
return DeallocatingVectorIterator(_myState);
}
inline DeallocatingVectorIterator operator+(const difference_type& n) const {
DeallocatingVectorIteratorState _myState(mState);
_myState.mIndex+=n; _myState.setPointerForIndex();
return DeallocatingVectorIterator(_myState);
}
inline DeallocatingVectorIterator& operator+=(const difference_type& n) const {
mState.mIndex+=n; return *this;
}
inline DeallocatingVectorIterator operator-(const difference_type& n) const {
if(DeallocateC) assert(false);
DeallocatingVectorIteratorState _myState(mState);
_myState.mIndex-=n; _myState.setPointerForIndex();
return DeallocatingVectorIterator(_myState);
}
inline DeallocatingVectorIterator& operator-=(const difference_type &n) const {
if(DeallocateC) assert(false);
mState.mIndex-=n; return *this;
}
inline reference operator*() const { return *mState.mData; }
inline pointer operator->() const { return mState.mData; }
inline reference operator[](const difference_type &n) const {
if(DeallocateC) assert(false);
DeallocatingVectorIteratorState _myState(mState);
_myState.mIndex += n;
_myState.setPointerForIndex;
return _myState.mData;
}
inline bool operator!=(const DeallocatingVectorIterator & other) {
return mState != other.mState;
}
inline bool operator==(const DeallocatingVectorIterator & other) {
return mState == other.mState;
}
bool operator<(const DeallocatingVectorIterator & other) {
return mState < other.mState;
}
difference_type operator-(const DeallocatingVectorIterator & other) {
if(DeallocateC) assert(false);
return mState.mIndex-other.mState.mIndex;
}
};
template<typename ElementT, size_t bucketSizeC = 10485760/sizeof(ElementT) >
class DeallocatingVector {
private:
size_t mCurrentSize;
std::vector<ElementT *> mBucketList;
public:
typedef ElementT value_type;
typedef DeallocatingVectorIterator<ElementT, bucketSizeC, false> iterator;
typedef DeallocatingVectorIterator<ElementT, bucketSizeC, false> const_iterator;
//this iterator deallocates all buckets that have been visited. Iterators to visited objects become invalid.
typedef DeallocatingVectorIterator<ElementT, bucketSizeC, true> deallocation_iterator;
DeallocatingVector() : mCurrentSize(0) {
//initial bucket
mBucketList.push_back(new ElementT[bucketSizeC]);
}
~DeallocatingVector() {
clear();
}
inline void swap(DeallocatingVector<ElementT, bucketSizeC> & other) {
std::swap(mCurrentSize, other.mCurrentSize);
mBucketList.swap(other.mBucketList);
}
inline void clear() {
//Delete[]'ing ptr's to all Buckets
for(unsigned i = 0; i < mBucketList.size(); ++i) {
if(DEALLOCATION_VECTOR_NULL_PTR != mBucketList[i]) {
delete[] mBucketList[i];
mBucketList[i] = DEALLOCATION_VECTOR_NULL_PTR;
}
}
//Removing all ptrs from vector
std::vector<ElementT *>().swap(mBucketList);
mCurrentSize = 0;
}
inline void push_back(const ElementT & element) {
size_t _capacity = capacity();
if(mCurrentSize == _capacity) {
mBucketList.push_back(new ElementT[bucketSizeC]);
}
size_t _index = size()%bucketSizeC;
mBucketList.back()[_index] = element;
++mCurrentSize;
}
inline void reserve(const size_t) const {
//don't do anything
}
inline void resize(const size_t new_size) {
if(new_size > mCurrentSize) {
while(capacity() < new_size) {
mBucketList.push_back(new ElementT[bucketSizeC]);
}
mCurrentSize = new_size;
}
if(new_size < mCurrentSize) {
size_t number_of_necessary_buckets = 1+(new_size / bucketSizeC);
for(unsigned i = number_of_necessary_buckets; i < mBucketList.size(); ++i) {
delete[] mBucketList[i];
}
mBucketList.resize(number_of_necessary_buckets);
mCurrentSize = new_size;
}
}
inline size_t size() const {
return mCurrentSize;
}
inline size_t capacity() const {
return mBucketList.size() * bucketSizeC;
}
inline iterator begin() {
return iterator(static_cast<size_t>(0), mBucketList);
}
inline iterator end() {
return iterator(size(), mBucketList);
}
inline deallocation_iterator dbegin() {
return deallocation_iterator(static_cast<size_t>(0), mBucketList);
}
inline deallocation_iterator dend() {
return deallocation_iterator(size(), mBucketList);
}
inline const_iterator begin() const {
return const_iterator(static_cast<size_t>(0), mBucketList);
}
inline const_iterator end() const {
return const_iterator(size(), mBucketList);
}
inline ElementT & operator[](const size_t index) {
size_t _bucket = index / bucketSizeC;
size_t _index = index % bucketSizeC;
return (mBucketList[_bucket][_index]);
}
const inline ElementT & operator[](const size_t index) const {
size_t _bucket = index / bucketSizeC;
size_t _index = index % bucketSizeC;
return (mBucketList[_bucket][_index]);
}
};
#endif /* DEALLOCATINGVECTOR_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef DYNAMICGRAPH_H_INCLUDED
#define DYNAMICGRAPH_H_INCLUDED
#include <vector>
#include <algorithm>
#include <limits>
#include "../DataStructures/DeallocatingVector.h"
template< typename EdgeDataT>
class DynamicGraph {
public:
typedef EdgeDataT EdgeData;
typedef unsigned NodeIterator;
typedef unsigned EdgeIterator;
class InputEdge {
public:
NodeIterator source;
NodeIterator target;
EdgeDataT data;
bool operator<( const InputEdge& right ) const {
if ( source != right.source )
return source < right.source;
return target < right.target;
}
};
//Constructs an empty graph with a given number of nodes.
DynamicGraph( int nodes ) : m_numNodes(nodes), m_numEdges(0) {
m_nodes.reserve( m_numNodes );
m_nodes.resize( m_numNodes );
m_edges.reserve( m_numNodes * 1.1 );
m_edges.resize( m_numNodes );
}
template<class ContainerT>
DynamicGraph( const int nodes, const ContainerT &graph )
{
m_numNodes = nodes;
m_numEdges = ( EdgeIterator ) graph.size();
m_nodes.reserve( m_numNodes );
m_nodes.resize( m_numNodes );
EdgeIterator edge = 0;
EdgeIterator position = 0;
for ( NodeIterator node = 0; node < m_numNodes; ++node ) {
EdgeIterator lastEdge = edge;
while ( edge < m_numEdges && graph[edge].source == node ) {
++edge;
}
m_nodes[node].firstEdge = position;
m_nodes[node].edges = edge - lastEdge;
position += m_nodes[node].edges;
}
m_edges.reserve( position * 1.1 );
m_edges.resize( position );
edge = 0;
for ( NodeIterator node = 0; node < m_numNodes; ++node ) {
for ( EdgeIterator i = m_nodes[node].firstEdge, e = m_nodes[node].firstEdge + m_nodes[node].edges; i != e; ++i ) {
m_edges[i].target = graph[edge].target;
m_edges[i].data = graph[edge].data;
GUARANTEE(graph[edge].data.distance > 0, "edge: " << edge << "(" << graph[edge].source << "," << graph[edge].target << ")=" << graph[edge].data.distance);
++edge;
}
}
}
~DynamicGraph(){ }
unsigned GetNumberOfNodes() const
{
return m_numNodes;
}
unsigned GetNumberOfEdges() const
{
return m_numEdges;
}
unsigned GetOutDegree( const NodeIterator &n ) const
{
return m_nodes[n].edges;
}
NodeIterator GetTarget( const EdgeIterator &e ) const
{
return NodeIterator( m_edges[e].target );
}
EdgeDataT &GetEdgeData( const EdgeIterator &e )
{
return m_edges[e].data;
}
const EdgeDataT &GetEdgeData( const EdgeIterator &e ) const
{
return m_edges[e].data;
}
EdgeIterator BeginEdges( const NodeIterator &n ) const
{
//assert( EndEdges( n ) - EdgeIterator( _nodes[n].firstEdge ) <= 100 );
return EdgeIterator( m_nodes[n].firstEdge );
}
EdgeIterator EndEdges( const NodeIterator &n ) const
{
return EdgeIterator( m_nodes[n].firstEdge + m_nodes[n].edges );
}
//adds an edge. Invalidates edge iterators for the source node
EdgeIterator InsertEdge( const NodeIterator &from, const NodeIterator &to, const EdgeDataT &data )
{
Node &node = m_nodes[from];
EdgeIterator newFirstEdge = node.edges + node.firstEdge;
if ( newFirstEdge >= m_edges.size() || !isDummy( newFirstEdge ) ) {
if ( node.firstEdge != 0 && isDummy( node.firstEdge - 1 ) ) {
node.firstEdge--;
m_edges[node.firstEdge] = m_edges[node.firstEdge + node.edges];
} else {
EdgeIterator newFirstEdge = ( EdgeIterator ) m_edges.size();
unsigned newSize = node.edges * 1.1 + 2;
EdgeIterator requiredCapacity = newSize + m_edges.size();
EdgeIterator oldCapacity = m_edges.capacity();
if ( requiredCapacity >= oldCapacity ) {
m_edges.reserve( requiredCapacity * 1.1 );
}
m_edges.resize( m_edges.size() + newSize );
for ( EdgeIterator i = 0; i < node.edges; ++i ) {
m_edges[newFirstEdge + i ] = m_edges[node.firstEdge + i];
makeDummy( node.firstEdge + i );
}
for ( EdgeIterator i = node.edges + 1; i < newSize; ++i )
makeDummy( newFirstEdge + i );
node.firstEdge = newFirstEdge;
}
}
Edge &edge = m_edges[node.firstEdge + node.edges];
edge.target = to;
edge.data = data;
++m_numEdges;
++node.edges;
return EdgeIterator( node.firstEdge + node.edges );
}
//removes an edge. Invalidates edge iterators for the source node
void DeleteEdge( const NodeIterator source, const EdgeIterator &e ) {
Node &node = m_nodes[source];
--m_numEdges;
--node.edges;
const unsigned last = node.firstEdge + node.edges;
//swap with last edge
m_edges[e] = m_edges[last];
makeDummy( last );
}
//removes all edges (source,target)
int DeleteEdgesTo( const NodeIterator source, const NodeIterator target )
{
int deleted = 0;
for ( EdgeIterator i = BeginEdges( source ), iend = EndEdges( source ); i < iend - deleted; ++i ) {
if ( m_edges[i].target == target ) {
do {
deleted++;
m_edges[i] = m_edges[iend - deleted];
makeDummy( iend - deleted );
} while ( i < iend - deleted && m_edges[i].target == target );
}
}
#pragma omp atomic
m_numEdges -= deleted;
m_nodes[source].edges -= deleted;
return deleted;
}
//searches for a specific edge
EdgeIterator FindEdge( const NodeIterator &from, const NodeIterator &to ) const
{
for ( EdgeIterator i = BeginEdges( from ), iend = EndEdges( from ); i != iend; ++i ) {
if ( m_edges[i].target == to ) {
return i;
}
}
return EndEdges( from );
}
protected:
bool isDummy( EdgeIterator edge ) const
{
return m_edges[edge].target == (std::numeric_limits< NodeIterator >::max)();
}
void makeDummy( EdgeIterator edge )
{
m_edges[edge].target = (std::numeric_limits< NodeIterator >::max)();
}
struct Node {
//index of the first edge
EdgeIterator firstEdge;
//amount of edges
unsigned edges;
};
struct Edge {
NodeIterator target;
EdgeDataT data;
};
NodeIterator m_numNodes;
EdgeIterator m_numEdges;
DeallocatingVector< Node > m_nodes;
DeallocatingVector< Edge > m_edges;
};
#endif // DYNAMICGRAPH_H_INCLUDED
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef GRIDEDGE_H_
#define GRIDEDGE_H_
#include "Coordinate.h"
struct _GridEdge {
_GridEdge(NodeID n, NodeID na, int w, _Coordinate sc, _Coordinate tc, bool bttc) : edgeBasedNode(n), nameID(na), weight(w), startCoord(sc), targetCoord(tc), belongsToTinyComponent(bttc) {}
_GridEdge() : edgeBasedNode(UINT_MAX), nameID(UINT_MAX), weight(INT_MAX), belongsToTinyComponent(false) {}
NodeID edgeBasedNode;
NodeID nameID;
int weight;
_Coordinate startCoord;
_Coordinate targetCoord;
bool belongsToTinyComponent;
bool operator< ( const _GridEdge& right) const {
return edgeBasedNode < right.edgeBasedNode;
}
bool operator== ( const _GridEdge& right) const {
return edgeBasedNode == right.edgeBasedNode;
}
};
struct GridEntry {
GridEntry() : fileIndex(UINT_MAX), ramIndex(UINT_MAX){}
GridEntry(_GridEdge e, unsigned f, unsigned r) : edge(e), fileIndex(f), ramIndex(r) {}
_GridEdge edge;
unsigned fileIndex;
unsigned ramIndex;
bool operator< ( const GridEntry& right ) const {
return (edge.edgeBasedNode < right.edge.edgeBasedNode);
}
bool operator==( const GridEntry& right ) const {
return right.edge.edgeBasedNode == edge.edgeBasedNode;
}
};
struct CompareGridEdgeDataByFileIndex {
bool operator () (const GridEntry & a, const GridEntry & b) const {
return a.fileIndex < b.fileIndex;
}
};
struct CompareGridEdgeDataByRamIndex {
typedef GridEntry value_type;
bool operator () (const GridEntry & a, const GridEntry & b) const {
return a.ramIndex < b.ramIndex;
}
value_type max_value() {
GridEntry e;
e.ramIndex = (1024*1024) - 1;
return e;
}
value_type min_value() {
GridEntry e;
e.ramIndex = 0;
return e;
}
};
#endif /* GRIDEDGE_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
Created on: 18.11.2010
Author: dennis
*/
#ifndef HASHTABLE_H_
#define HASHTABLE_H_
#include <boost/unordered_map.hpp>
template<typename keyT, typename valueT>
class HashTable {
typedef boost::unordered_map<keyT, valueT> MyHashTable;
public:
typedef typename boost::unordered_map<keyT, valueT>::const_iterator MyIterator;
typedef MyIterator iterator;
HashTable() { }
HashTable(const unsigned size) {
table.resize(size);
}
inline void Add(const keyT& key, const valueT& value){
table[key] = value;
}
inline void Set(const keyT& key, const valueT& value){
table[key] = value;
}
inline valueT Find(const keyT& key) const {
if(table.find(key) == table.end())
return valueT();
return table.find(key)->second;
}
inline bool Holds(const keyT& key) const {
if(table.find(key) == table.end())
return false;
return true;
}
void EraseAll() {
if(table.size() > 0)
table.clear();
}
inline valueT operator[] (keyT key) const {
if(table.find(key) == table.end())
return valueT();
return table.find(key)->second;
}
inline unsigned Size() const {
return table.size();
}
MyIterator begin() const {
return table.begin();
}
MyIterator end() const {
return table.end();
}
private:
MyHashTable table;
};
#endif /* HASHTABLE_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef EDGE_H
#define EDGE_H
#include <cassert>
class NodeBasedEdge {
public:
bool operator< (const NodeBasedEdge& e) const {
if (source() == e.source()) {
if (target() == e.target()) {
if (weight() == e.weight()) {
return (isForward() && isBackward() &&
((! e.isForward()) || (! e.isBackward())));
}
return (weight() < e.weight());
}
return (target() < e.target());
}
return (source() < e.source());
}
/** Default constructor. target and weight are set to 0.*/
NodeBasedEdge() :
_source(0), _target(0), _name(0), _weight(0), forward(0), backward(0), _type(0), _roundabout(false), _ignoreInGrid(false), _accessRestricted(false) { assert(false); } //shall not be used.
explicit NodeBasedEdge(NodeID s, NodeID t, NodeID n, EdgeWeight w, bool f, bool b, short ty, bool ra, bool ig, bool ar) :
_source(s), _target(t), _name(n), _weight(w), forward(f), backward(b), _type(ty), _roundabout(ra), _ignoreInGrid(ig), _accessRestricted(ar) { if(ty < 0) {ERR("Type: " << ty);}; }
NodeID target() const {return _target; }
NodeID source() const {return _source; }
NodeID name() const { return _name; }
EdgeWeight weight() const {return _weight; }
short type() const { assert(_type >= 0); return _type; }
bool isBackward() const { return backward; }
bool isForward() const { return forward; }
bool isLocatable() const { return _type != 14; }
bool isRoundabout() const { return _roundabout; }
bool ignoreInGrid() const { return _ignoreInGrid; }
bool isAccessRestricted() const { return _accessRestricted; }
NodeID _source;
NodeID _target;
NodeID _name;
EdgeWeight _weight;
bool forward;
bool backward;
short _type;
bool _roundabout;
bool _ignoreInGrid;
bool _accessRestricted;
};
class EdgeBasedEdge {
public:
bool operator< (const EdgeBasedEdge& e) const {
if (source() == e.source()) {
if (target() == e.target()) {
if (weight() == e.weight()) {
return (isForward() && isBackward() &&
((! e.isForward()) || (! e.isBackward())));
}
return (weight() < e.weight());
}
return (target() < e.target());
}
return (source() < e.source());
}
template<class EdgeT>
EdgeBasedEdge(const EdgeT & myEdge ) :
_source(myEdge.source),
_target(myEdge.target),
_edgeID(myEdge.data.via),
// _nameID1(myEdge.data.nameID),
_weight(myEdge.data.distance),
_forward(myEdge.data.forward),
_backward(myEdge.data.backward)//,
// _turnInstruction(myEdge.data.turnInstruction)
{ }
/** Default constructor. target and weight are set to 0.*/
EdgeBasedEdge() :
_source(0), _target(0), _edgeID(0), _weight(0), _forward(false), _backward(false) { }
explicit EdgeBasedEdge(NodeID s, NodeID t, NodeID v, EdgeWeight w, bool f, bool b) :
_source(s), _target(t), _edgeID(v), _weight(w), _forward(f), _backward(b){}
NodeID target() const {return _target; }
NodeID source() const {return _source; }
EdgeWeight weight() const {return _weight; }
NodeID id() const { return _edgeID; }
bool isBackward() const { return _backward; }
bool isForward() const { return _forward; }
NodeID _source;
NodeID _target;
NodeID _edgeID;
EdgeWeight _weight:30;
bool _forward:1;
bool _backward:1;
};
struct MinimalEdgeData {
public:
EdgeWeight distance;
bool forward;
bool backward;
};
typedef NodeBasedEdge ImportEdge;
#endif // EDGE_H
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef IMPORTNODE_H_
#define IMPORTNODE_H_
#include "NodeCoords.h"
#include "../DataStructures/HashTable.h"
struct _Node : NodeInfo{
_Node(int _lat, int _lon, unsigned int _id, bool _bollard, bool _trafficLight) : NodeInfo(_lat, _lon, _id), bollard(_bollard), trafficLight(_trafficLight) {}
_Node() : bollard(false), trafficLight(false) {}
static _Node min_value() {
return _Node(0,0,0, false, false);
}
static _Node max_value() {
return _Node((std::numeric_limits<int>::max)(), (std::numeric_limits<int>::max)(), (std::numeric_limits<unsigned int>::max)(), false, false);
}
NodeID key() const {
return id;
}
bool bollard;
bool trafficLight;
};
struct ImportNode : public _Node {
HashTable<std::string, std::string> keyVals;
inline void Clear() {
keyVals.EraseAll();
lat = 0; lon = 0; id = 0; bollard = false; trafficLight = false;
}
};
#endif /* IMPORTNODE_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef INPUTREADERFACTORY_H
#define INPUTREADERFACTORY_H
#include <bzlib.h>
#include <libxml/xmlreader.h>
struct BZ2Context {
FILE* file;
BZFILE* bz2;
int error;
int nUnused;
char unused[BZ_MAX_UNUSED];
};
int readFromBz2Stream( void* pointer, char* buffer, int len ) {
void *unusedTmpVoid=NULL;
char *unusedTmp=NULL;
BZ2Context* context = (BZ2Context*) pointer;
int read = 0;
while(0 == read && !(BZ_STREAM_END == context->error && 0 == context->nUnused && feof(context->file))) {
read = BZ2_bzRead(&context->error, context->bz2, buffer, len);
if(BZ_OK == context->error) {
return read;
} else if(BZ_STREAM_END == context->error) {
BZ2_bzReadGetUnused(&context->error, context->bz2, &unusedTmpVoid, &context->nUnused);
if(BZ_OK != context->error) { cerr << "Could not BZ2_bzReadGetUnused" << endl; exit(-1);};
unusedTmp = (char*)unusedTmpVoid;
for(int i=0;i<context->nUnused;i++) {
context->unused[i] = unusedTmp[i];
}
BZ2_bzReadClose(&context->error, context->bz2);
if(BZ_OK != context->error) { cerr << "Could not BZ2_bzReadClose" << endl; exit(-1);};
context->error = BZ_STREAM_END; // set to the stream end for next call to this function
if(0 == context->nUnused && feof(context->file)) {
return read;
} else {
context->bz2 = BZ2_bzReadOpen(&context->error, context->file, 0, 0, context->unused, context->nUnused);
if(NULL == context->bz2){ cerr << "Could not open file" << endl; exit(-1);};
}
} else { cerr << "Could not read bz2 file" << endl; exit(-1); }
}
return read;
}
int closeBz2Stream( void *pointer )
{
BZ2Context* context = (BZ2Context*) pointer;
fclose( context->file );
delete context;
return 0;
}
xmlTextReaderPtr inputReaderFactory( const char* name )
{
std::string inputName(name);
if(inputName.find(".osm.bz2")!=string::npos)
{
BZ2Context* context = new BZ2Context();
context->error = false;
context->file = fopen( name, "r" );
int error;
context->bz2 = BZ2_bzReadOpen( &error, context->file, 0, 0, context->unused, context->nUnused );
if ( context->bz2 == NULL || context->file == NULL ) {
delete context;
return NULL;
}
return xmlReaderForIO( readFromBz2Stream, closeBz2Stream, (void*) context, NULL, NULL, 0 );
} else {
return xmlNewTextReaderFilename(name);
}
}
#endif // INPUTREADERFACTORY_H
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef LRUCACHE_H
#define LRUCACHE_H
#include <list>
#include <boost/unordered_map.hpp>
template<typename KeyT, typename ValueT>
class LRUCache {
private:
struct CacheEntry {
CacheEntry(KeyT k, ValueT v) : key(k), value(v) {}
KeyT key;
ValueT value;
};
unsigned capacity;
std::list<CacheEntry> itemsInCache;
boost::unordered_map<KeyT, typename std::list<CacheEntry>::iterator > positionMap;
public:
LRUCache(unsigned c) : capacity(c) {}
bool Holds(KeyT key) {
if(positionMap.find(key) != positionMap.end()) {
return true;
}
return false;
}
void Insert(const KeyT key, ValueT &value) {
itemsInCache.push_front(CacheEntry(key, value));
positionMap.insert(std::make_pair(key, itemsInCache.begin()));
if(itemsInCache.size() > capacity) {
positionMap.erase(itemsInCache.back().key);
itemsInCache.pop_back();
}
}
void Insert(const KeyT key, ValueT value) {
itemsInCache.push_front(CacheEntry(key, value));
positionMap.insert(std::make_pair(key, itemsInCache.begin()));
if(itemsInCache.size() > capacity) {
positionMap.erase(itemsInCache.back().key);
itemsInCache.pop_back();
}
}
bool Fetch(const KeyT key, ValueT& result) {
if(Holds(key)) {
CacheEntry e = *(positionMap.find(key)->second);
result = e.value;
//move to front
itemsInCache.splice(positionMap.find(key)->second, itemsInCache, itemsInCache.begin());
positionMap.find(key)->second = itemsInCache.begin();
return true;
}
return false;
}
unsigned Size() const {
return itemsInCache.size();
}
};
#endif //LRUCACHE_H
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef NNGRID_H_
#define NNGRID_H_
#include <algorithm>
#include <cassert>
#include <cfloat>
#include <cmath>
#include <fstream>
#include <limits>
#include <vector>
#ifndef ROUTED
#include <stxxl.h>
#endif
#ifdef _WIN32
#include <math.h>
#endif
#include <boost/thread.hpp>
#include <boost/foreach.hpp>
#include <boost/unordered_map.hpp>
#include "DeallocatingVector.h"
//#include "ExtractorStructs.h"
#include "GridEdge.h"
#include "Percent.h"
#include "PhantomNodes.h"
#include "Util.h"
#include "StaticGraph.h"
#include "../Algorithms/Bresenham.h"
namespace NNGrid{
static boost::thread_specific_ptr<std::ifstream> localStream;
template<bool WriteAccess = false>
class NNGrid {
public:
NNGrid() /*: cellCache(500), fileCache(500)*/ {
ramIndexTable.resize((1024*1024), ULONG_MAX);
}
NNGrid(const char* rif, const char* _i) {
if(WriteAccess) {
ERR("Not available in Write mode");
}
iif = std::string(_i);
ramIndexTable.resize((1024*1024), ULONG_MAX);
ramInFile.open(rif, std::ios::in | std::ios::binary);
if(!ramInFile) { ERR(rif << " not found"); }
}
~NNGrid() {
if(ramInFile.is_open()) ramInFile.close();
#ifndef ROUTED
if (WriteAccess) {
entries.clear();
}
#endif
if(localStream.get() && localStream->is_open()) {
localStream->close();
}
}
void OpenIndexFiles() {
assert(ramInFile.is_open());
ramInFile.read(static_cast<char*>(static_cast<void*>(&ramIndexTable[0]) ), sizeof(unsigned long)*1024*1024);
ramInFile.close();
}
#ifndef ROUTED
template<typename EdgeT>
inline void ConstructGrid(DeallocatingVector<EdgeT> & edgeList, char * ramIndexOut, char * fileIndexOut) {
//TODO: Implement this using STXXL-Streams
Percent p(edgeList.size());
BOOST_FOREACH(EdgeT & edge, edgeList) {
p.printIncrement();
if(edge.ignoreInGrid)
continue;
int slat = 100000*lat2y(edge.lat1/100000.);
int slon = edge.lon1;
int tlat = 100000*lat2y(edge.lat2/100000.);
int tlon = edge.lon2;
AddEdge( _GridEdge( edge.id, edge.nameID, edge.weight, _Coordinate(slat, slon), _Coordinate(tlat, tlon), edge.belongsToTinyComponent ) );
}
double timestamp = get_timestamp();
//create index file on disk, old one is over written
indexOutFile.open(fileIndexOut, std::ios::out | std::ios::binary | std::ios::trunc);
//sort entries
stxxl::sort(entries.begin(), entries.end(), CompareGridEdgeDataByRamIndex(), 1024*1024*1024);
INFO("finished sorting after " << (get_timestamp() - timestamp) << "s");
std::vector<GridEntry> entriesInFileWithRAMSameIndex;
unsigned indexInRamTable = entries.begin()->ramIndex;
unsigned long lastPositionInIndexFile = 0;
cout << "writing data ..." << flush;
p.reinit(entries.size());
boost::unordered_map< unsigned, unsigned > cellMap(1024);
BOOST_FOREACH(GridEntry & gridEntry, entries) {
p.printIncrement();
if(gridEntry.ramIndex != indexInRamTable) {
cellMap.clear();
BuildCellIndexToFileIndexMap(indexInRamTable, cellMap);
unsigned numberOfBytesInCell = FillCell(entriesInFileWithRAMSameIndex, lastPositionInIndexFile, cellMap);
ramIndexTable[indexInRamTable] = lastPositionInIndexFile;
lastPositionInIndexFile += numberOfBytesInCell;
entriesInFileWithRAMSameIndex.clear();
indexInRamTable = gridEntry.ramIndex;
}
entriesInFileWithRAMSameIndex.push_back(gridEntry);
}
cellMap.clear();
BuildCellIndexToFileIndexMap(indexInRamTable, cellMap);
/*unsigned numberOfBytesInCell = */FillCell(entriesInFileWithRAMSameIndex, lastPositionInIndexFile, cellMap);
ramIndexTable[indexInRamTable] = lastPositionInIndexFile;
entriesInFileWithRAMSameIndex.clear();
std::vector<GridEntry>().swap(entriesInFileWithRAMSameIndex);
assert(entriesInFileWithRAMSameIndex.size() == 0);
//close index file
indexOutFile.close();
//Serialize RAM Index
ofstream ramFile(ramIndexOut, std::ios::out | std::ios::binary | std::ios::trunc);
//write 4 MB of index Table in RAM
ramFile.write((char *)&ramIndexTable[0], sizeof(unsigned long)*1024*1024 );
//close ram index file
ramFile.close();
}
#endif
inline bool CoordinatesAreEquivalent(const _Coordinate & a, const _Coordinate & b, const _Coordinate & c, const _Coordinate & d) const {
return (a == b && c == d) || (a == c && b == d) || (a == d && b == c);
}
bool FindPhantomNodeForCoordinate( const _Coordinate & location, PhantomNode & resultNode, const unsigned zoomLevel) {
bool ignoreTinyComponents = (zoomLevel <= 14);
// INFO("Coordinate: " << location << ", zoomLevel: " << zoomLevel << ", ignoring tinyComponentents: " << (ignoreTinyComponents ? "yes" : "no"));
// double time1 = get_timestamp();
bool foundNode = false;
const _Coordinate startCoord(100000*(lat2y(static_cast<double>(location.lat)/100000.)), location.lon);
/** search for point on edge close to source */
const unsigned fileIndex = GetFileIndexForLatLon(startCoord.lat, startCoord.lon);
std::vector<_GridEdge> candidates;
const int lowerBoundForLoop = (fileIndex < 32768 ? 0 : -32768);
for(int j = lowerBoundForLoop; (j < (32768+1)) && (fileIndex != UINT_MAX); j+=32768) {
for(int i = -1; i < 2; ++i){
// unsigned oldSize = candidates.size();
GetContentsOfFileBucketEnumerated(fileIndex+i+j, candidates);
// INFO("Getting fileIndex=" << fileIndex+i+j << " with " << candidates.size() - oldSize << " candidates");
}
}
// INFO("looked up " << candidates.size());
_GridEdge smallestEdge;
_Coordinate tmp, edgeStartCoord, edgeEndCoord;
double dist = numeric_limits<double>::max();
double r, tmpDist;
BOOST_FOREACH(_GridEdge candidate, candidates) {
if(candidate.belongsToTinyComponent && ignoreTinyComponents)
continue;
r = 0.;
tmpDist = ComputeDistance(startCoord, candidate.startCoord, candidate.targetCoord, tmp, &r);
// INFO("dist " << startCoord << "->[" << candidate.startCoord << "-" << candidate.targetCoord << "]=" << tmpDist );
// INFO("Looking at edge " << candidate.edgeBasedNode << " at distance " << tmpDist);
if(tmpDist < dist && !DoubleEpsilonCompare(dist, tmpDist)) {
// INFO("a) " << candidate.edgeBasedNode << ", dist: " << tmpDist << ", tinyCC: " << (candidate.belongsToTinyComponent ? "yes" : "no"));
dist = tmpDist;
resultNode.edgeBasedNode = candidate.edgeBasedNode;
resultNode.nodeBasedEdgeNameID = candidate.nameID;
resultNode.weight1 = candidate.weight;
resultNode.weight2 = INT_MAX;
resultNode.location.lat = tmp.lat;
resultNode.location.lon = tmp.lon;
edgeStartCoord = candidate.startCoord;
edgeEndCoord = candidate.targetCoord;
foundNode = true;
smallestEdge = candidate;
//} else if(tmpDist < dist) {
//INFO("a) ignored " << candidate.edgeBasedNode << " at distance " << std::fabs(dist - tmpDist));
} else if(DoubleEpsilonCompare(dist, tmpDist) && 1 == std::abs(static_cast<int>(candidate.edgeBasedNode)-static_cast<int>(resultNode.edgeBasedNode) ) && CoordinatesAreEquivalent(edgeStartCoord, candidate.startCoord, edgeEndCoord, candidate.targetCoord)) {
resultNode.edgeBasedNode = std::min(candidate.edgeBasedNode, resultNode.edgeBasedNode);
resultNode.weight2 = candidate.weight;
//INFO("b) " << candidate.edgeBasedNode << ", dist: " << tmpDist);
}
}
// INFO("startcoord: " << smallestEdge.startCoord << ", tgtcoord" << smallestEdge.targetCoord << "result: " << newEndpoint);
// INFO("length of old edge: " << ApproximateDistance(smallestEdge.startCoord, smallestEdge.targetCoord));
// INFO("Length of new edge: " << ApproximateDistance(smallestEdge.startCoord, newEndpoint));
// assert(!resultNode.isBidirected() || (resultNode.weight1 == resultNode.weight2));
// if(resultNode.weight1 != resultNode.weight2) {
// INFO("-> Weight1: " << resultNode.weight1 << ", weight2: " << resultNode.weight2);
// INFO("-> node: " << resultNode.edgeBasedNode << ", bidir: " << (resultNode.isBidirected() ? "yes" : "no"));
// }
// INFO("startCoord: " << smallestEdge.startCoord << "; targetCoord: " << smallestEdge.targetCoord << "; newEndpoint: " << resultNode.location);
double ratio = (foundNode ? std::min(1., ApproximateDistance(smallestEdge.startCoord, resultNode.location)/ApproximateDistance(smallestEdge.startCoord, smallestEdge.targetCoord)) : 0);
resultNode.location.lat = round(100000.*(y2lat(static_cast<double>(resultNode.location.lat)/100000.)));
// INFO("Length of vector: " << ApproximateDistance(smallestEdge.startCoord, resultNode.location)/ApproximateDistance(smallestEdge.startCoord, smallestEdge.targetCoord));
//Hack to fix rounding errors and wandering via nodes.
if(std::abs(location.lon - resultNode.location.lon) == 1)
resultNode.location.lon = location.lon;
if(std::abs(location.lat - resultNode.location.lat) == 1)
resultNode.location.lat = location.lat;
resultNode.weight1 *= ratio;
if(INT_MAX != resultNode.weight2) {
resultNode.weight2 -= resultNode.weight1;
}
resultNode.ratio = ratio;
// INFO("New weight1: " << resultNode.weight1 << ", new weight2: " << resultNode.weight2 << ", ratio: " << ratio);
// INFO("start: " << edgeStartCoord << ", end: " << edgeEndCoord);
// INFO("selected node: " << resultNode.edgeBasedNode << ", bidirected: " << (resultNode.isBidirected() ? "yes" : "no") << "\n--");
// double time2 = get_timestamp();
// INFO("NN-Lookup in " << 1000*(time2-time1) << "ms");
return foundNode;
}
bool FindRoutingStarts(const _Coordinate& start, const _Coordinate& target, PhantomNodes & routingStarts, unsigned zoomLevel) {
routingStarts.Reset();
return (FindPhantomNodeForCoordinate( start, routingStarts.startPhantom, zoomLevel) &&
FindPhantomNodeForCoordinate( target, routingStarts.targetPhantom, zoomLevel) );
}
bool FindNearestCoordinateOnEdgeInNodeBasedGraph(const _Coordinate& inputCoordinate, _Coordinate& outputCoordinate, unsigned zoomLevel = 18) {
PhantomNode resultNode;
bool foundNode = FindPhantomNodeForCoordinate(inputCoordinate, resultNode, zoomLevel);
outputCoordinate = resultNode.location;
return foundNode;
}
void FindNearestPointOnEdge(const _Coordinate& inputCoordinate, _Coordinate& outputCoordinate) {
_Coordinate startCoord(100000*(lat2y(static_cast<double>(inputCoordinate.lat)/100000.)), inputCoordinate.lon);
unsigned fileIndex = GetFileIndexForLatLon(startCoord.lat, startCoord.lon);
std::vector<_GridEdge> candidates;
boost::unordered_map< unsigned, unsigned > cellMap;
for(int j = -32768; j < (32768+1); j+=32768) {
for(int i = -1; i < 2; ++i) {
GetContentsOfFileBucket(fileIndex+i+j, candidates, cellMap);
}
}
_Coordinate tmp;
double dist = (std::numeric_limits<double>::max)();
BOOST_FOREACH(_GridEdge candidate, candidates) {
double r = 0.;
double tmpDist = ComputeDistance(startCoord, candidate.startCoord, candidate.targetCoord, tmp, &r);
if(tmpDist < dist) {
dist = tmpDist;
outputCoordinate.lat = round(100000*(y2lat(static_cast<double>(tmp.lat)/100000.)));
outputCoordinate.lon = tmp.lon;
}
}
}
private:
inline unsigned GetCellIndexFromRAMAndFileIndex(const unsigned ramIndex, const unsigned fileIndex) const {
unsigned lineBase = ramIndex/1024;
lineBase = lineBase*32*32768;
unsigned columnBase = ramIndex%1024;
columnBase=columnBase*32;
for (int i = 0;i < 32;++i) {
for (int j = 0;j < 32;++j) {
const unsigned localFileIndex = lineBase + i * 32768 + columnBase + j;
if(localFileIndex == fileIndex) {
unsigned cellIndex = i * 32 + j;
return cellIndex;
}
}
}
return UINT_MAX;
}
inline void BuildCellIndexToFileIndexMap(const unsigned ramIndex, boost::unordered_map<unsigned, unsigned >& cellMap){
unsigned lineBase = ramIndex/1024;
lineBase = lineBase*32*32768;
unsigned columnBase = ramIndex%1024;
columnBase=columnBase*32;
std::vector<std::pair<unsigned, unsigned> >insertionVector(1024);
for (int i = 0;i < 32;++i) {
for (int j = 0;j < 32;++j) {
unsigned fileIndex = lineBase + i * 32768 + columnBase + j;
unsigned cellIndex = i * 32 + j;
insertionVector[i * 32 + j] = std::make_pair(fileIndex, cellIndex);
}
}
cellMap.insert(insertionVector.begin(), insertionVector.end());
}
inline bool DoubleEpsilonCompare(const double d1, const double d2) {
return (std::fabs(d1 - d2) < FLT_EPSILON);
}
inline unsigned FillCell(std::vector<GridEntry>& entriesWithSameRAMIndex, const unsigned long fileOffset, boost::unordered_map< unsigned, unsigned > & cellMap ) {
std::vector<char> tmpBuffer(32*32*4096,0);
unsigned long indexIntoTmpBuffer = 0;
unsigned numberOfWrittenBytes = 0;
assert(indexOutFile.is_open());
std::vector<unsigned long> cellIndex(32*32,ULONG_MAX);
for(unsigned i = 0; i < entriesWithSameRAMIndex.size() -1; ++i) {
assert(entriesWithSameRAMIndex[i].ramIndex== entriesWithSameRAMIndex[i+1].ramIndex);
}
//sort & unique
std::sort(entriesWithSameRAMIndex.begin(), entriesWithSameRAMIndex.end(), CompareGridEdgeDataByFileIndex());
// entriesWithSameRAMIndex.erase(std::unique(entriesWithSameRAMIndex.begin(), entriesWithSameRAMIndex.end()), entriesWithSameRAMIndex.end());
//traverse each file bucket and write its contents to disk
std::vector<GridEntry> entriesWithSameFileIndex;
unsigned fileIndex = entriesWithSameRAMIndex.begin()->fileIndex;
BOOST_FOREACH(GridEntry & gridEntry, entriesWithSameRAMIndex) {
assert(cellMap.find(gridEntry.fileIndex) != cellMap.end() ); //asserting that file index belongs to cell index
if(gridEntry.fileIndex != fileIndex) {
// start in cellIndex vermerken
int localFileIndex = entriesWithSameFileIndex.begin()->fileIndex;
int localCellIndex = cellMap.find(localFileIndex)->second;
assert(cellMap.find(entriesWithSameFileIndex.begin()->fileIndex) != cellMap.end());
cellIndex[localCellIndex] = indexIntoTmpBuffer + fileOffset;
indexIntoTmpBuffer += FlushEntriesWithSameFileIndexToBuffer(entriesWithSameFileIndex, tmpBuffer, indexIntoTmpBuffer);
fileIndex = gridEntry.fileIndex;
}
entriesWithSameFileIndex.push_back(gridEntry);
}
assert(cellMap.find(entriesWithSameFileIndex.begin()->fileIndex) != cellMap.end());
int localFileIndex = entriesWithSameFileIndex.begin()->fileIndex;
int localCellIndex = cellMap.find(localFileIndex)->second;
cellIndex[localCellIndex] = indexIntoTmpBuffer + fileOffset;
indexIntoTmpBuffer += FlushEntriesWithSameFileIndexToBuffer(entriesWithSameFileIndex, tmpBuffer, indexIntoTmpBuffer);
assert(entriesWithSameFileIndex.size() == 0);
indexOutFile.write(static_cast<char*>(static_cast<void*>(&cellIndex[0])),32*32*sizeof(unsigned long));
numberOfWrittenBytes += 32*32*sizeof(unsigned long);
//write contents of tmpbuffer to disk
indexOutFile.write(&tmpBuffer[0], indexIntoTmpBuffer*sizeof(char));
numberOfWrittenBytes += indexIntoTmpBuffer*sizeof(char);
return numberOfWrittenBytes;
}
inline unsigned FlushEntriesWithSameFileIndexToBuffer( std::vector<GridEntry> &vectorWithSameFileIndex, std::vector<char> & tmpBuffer, const unsigned long index) const {
sort( vectorWithSameFileIndex.begin(), vectorWithSameFileIndex.end() );
vectorWithSameFileIndex.erase(unique(vectorWithSameFileIndex.begin(), vectorWithSameFileIndex.end()), vectorWithSameFileIndex.end());
const unsigned lengthOfBucket = vectorWithSameFileIndex.size();
tmpBuffer.resize(tmpBuffer.size()+(sizeof(_GridEdge)*lengthOfBucket) + sizeof(unsigned) );
unsigned counter = 0;
for(unsigned i = 0; i < vectorWithSameFileIndex.size()-1; ++i) {
assert( vectorWithSameFileIndex[i].fileIndex == vectorWithSameFileIndex[i+1].fileIndex );
assert( vectorWithSameFileIndex[i].ramIndex == vectorWithSameFileIndex[i+1].ramIndex );
}
//write length of bucket
memcpy((char*)&(tmpBuffer[index+counter]), (char*)&lengthOfBucket, sizeof(lengthOfBucket));
counter += sizeof(lengthOfBucket);
BOOST_FOREACH(const GridEntry & entry, vectorWithSameFileIndex) {
char * data = (char*)&(entry.edge);
memcpy(static_cast<char*>(static_cast<void*>(&(tmpBuffer[index+counter]) )), data, sizeof(entry.edge));
counter += sizeof(entry.edge);
}
//Freeing data
vectorWithSameFileIndex.clear();
return counter;
}
inline void GetContentsOfFileBucketEnumerated(const unsigned fileIndex, std::vector<_GridEdge>& result) const {
unsigned ramIndex = GetRAMIndexFromFileIndex(fileIndex);
unsigned long startIndexInFile = ramIndexTable[ramIndex];
if(startIndexInFile == ULONG_MAX) {
return;
}
unsigned enumeratedIndex = GetCellIndexFromRAMAndFileIndex(ramIndex, fileIndex);
if(!localStream.get() || !localStream->is_open()) {
localStream.reset(new std::ifstream(iif.c_str(), std::ios::in | std::ios::binary));
}
if(!localStream->good()) {
localStream->clear(std::ios::goodbit);
DEBUG("Resetting stale filestream");
}
//only read the single necessary cell index
localStream->seekg(startIndexInFile+(enumeratedIndex*sizeof(unsigned long)));
unsigned long fetchedIndex = 0;
localStream->read(static_cast<char*>( static_cast<void*>(&fetchedIndex)), sizeof(unsigned long));
if(fetchedIndex == ULONG_MAX) {
return;
}
const unsigned long position = fetchedIndex + 32*32*sizeof(unsigned long) ;
unsigned lengthOfBucket;
unsigned currentSizeOfResult = result.size();
localStream->seekg(position);
localStream->read(static_cast<char*>( static_cast<void*>(&(lengthOfBucket))), sizeof(unsigned));
result.resize(currentSizeOfResult+lengthOfBucket);
localStream->read(static_cast<char*>( static_cast<void*>(&result[currentSizeOfResult])), lengthOfBucket*sizeof(_GridEdge));
}
inline void GetContentsOfFileBucket(const unsigned fileIndex, std::vector<_GridEdge>& result, boost::unordered_map< unsigned, unsigned> & cellMap) {
unsigned ramIndex = GetRAMIndexFromFileIndex(fileIndex);
unsigned long startIndexInFile = ramIndexTable[ramIndex];
if(startIndexInFile == ULONG_MAX) {
return;
}
unsigned long cellIndex[32*32];
cellMap.clear();
BuildCellIndexToFileIndexMap(ramIndex, cellMap);
if(!localStream.get() || !localStream->is_open()) {
localStream.reset(new std::ifstream(iif.c_str(), std::ios::in | std::ios::binary));
}
if(!localStream->good()) {
localStream->clear(std::ios::goodbit);
DEBUG("Resetting stale filestream");
}
localStream->seekg(startIndexInFile);
localStream->read(static_cast<char*>(static_cast<void*>( cellIndex)), 32*32*sizeof(unsigned long));
assert(cellMap.find(fileIndex) != cellMap.end());
if(cellIndex[cellMap[fileIndex]] == ULONG_MAX) {
return;
}
const unsigned long position = cellIndex[cellMap[fileIndex]] + 32*32*sizeof(unsigned long) ;
unsigned lengthOfBucket;
unsigned currentSizeOfResult = result.size();
localStream->seekg(position);
localStream->read(static_cast<char*>(static_cast<void*>(&(lengthOfBucket))), sizeof(unsigned));
result.resize(currentSizeOfResult+lengthOfBucket);
localStream->read(static_cast<char*>(static_cast<void*>(&result[currentSizeOfResult])), lengthOfBucket*sizeof(_GridEdge));
}
#ifndef ROUTED
inline void AddEdge(const _GridEdge & edge) {
std::vector<BresenhamPixel> indexList;
GetListOfIndexesForEdgeAndGridSize(edge.startCoord, edge.targetCoord, indexList);
for(unsigned i = 0; i < indexList.size(); ++i) {
entries.push_back(GridEntry(edge, indexList[i].first, indexList[i].second));
}
}
#endif
inline double ComputeDistance(const _Coordinate& inputPoint, const _Coordinate& source, const _Coordinate& target, _Coordinate& nearest, double *r) {
// INFO("comparing point " << inputPoint << " to edge [" << source << "-" << target << "]");
const double x = static_cast<double>(inputPoint.lat);
const double y = static_cast<double>(inputPoint.lon);
const double a = static_cast<double>(source.lat);
const double b = static_cast<double>(source.lon);
const double c = static_cast<double>(target.lat);
const double d = static_cast<double>(target.lon);
double p,q,mX,nY;
// INFO("x=" << x << ", y=" << y << ", a=" << a << ", b=" << b << ", c=" << c << ", d=" << d);
if(fabs(a-c) > FLT_EPSILON){
const double m = (d-b)/(c-a); // slope
// Projection of (x,y) on line joining (a,b) and (c,d)
p = ((x + (m*y)) + (m*m*a - m*b))/(1. + m*m);
q = b + m*(p - a);
}
else{
p = c;
q = y;
}
nY = (d*p - c*q)/(a*d - b*c);
mX = (p - nY*a)/c;// These values are actually n/m+n and m/m+n , we neednot calculate the values of m an n as we are just interested in the ratio
// INFO("p=" << p << ", q=" << q << ", nY=" << nY << ", mX=" << mX);
if(std::isnan(mX)) {
*r = (target == inputPoint) ? 1. : 0.;
} else {
*r = mX;
}
// INFO("r=" << *r);
if(*r<=0.){
nearest.lat = source.lat;
nearest.lon = source.lon;
// INFO("a returning distance " << ((b - y)*(b - y) + (a - x)*(a - x)))
return ((b - y)*(b - y) + (a - x)*(a - x));
}
else if(*r >= 1.){
nearest.lat = target.lat;
nearest.lon = target.lon;
// INFO("b returning distance " << ((d - y)*(d - y) + (c - x)*(c - x)))
return ((d - y)*(d - y) + (c - x)*(c - x));
}
// point lies in between
nearest.lat = p;
nearest.lon = q;
// INFO("c returning distance " << (p-x)*(p-x) + (q-y)*(q-y))
return (p-x)*(p-x) + (q-y)*(q-y);
}
inline void GetListOfIndexesForEdgeAndGridSize(const _Coordinate& start, const _Coordinate& target, std::vector<BresenhamPixel> &indexList) const {
double lat1 = start.lat/100000.;
double lon1 = start.lon/100000.;
double x1 = ( lon1 + 180.0 ) / 360.0;
double y1 = ( lat1 + 180.0 ) / 360.0;
double lat2 = target.lat/100000.;
double lon2 = target.lon/100000.;
double x2 = ( lon2 + 180.0 ) / 360.0;
double y2 = ( lat2 + 180.0 ) / 360.0;
Bresenham(x1*32768, y1*32768, x2*32768, y2*32768, indexList);
BOOST_FOREACH(BresenhamPixel & pixel, indexList) {
int fileIndex = (pixel.second-1)*32768 + pixel.first;
int ramIndex = GetRAMIndexFromFileIndex(fileIndex);
pixel.first = fileIndex;
pixel.second = ramIndex;
}
}
inline unsigned GetFileIndexForLatLon(const int lt, const int ln) {
double lat = lt/100000.;
double lon = ln/100000.;
double x = ( lon + 180.0 ) / 360.0;
double y = ( lat + 180.0 ) / 360.0;
if( x>1.0 || x < 0.)
return UINT_MAX;
if( y>1.0 || y < 0.)
return UINT_MAX;
unsigned line = (32768 * (32768-1))*y;
line = line - (line % 32768);
assert(line % 32768 == 0);
unsigned column = 32768.*x;
unsigned fileIndex = line+column;
return fileIndex;
}
inline unsigned GetRAMIndexFromFileIndex(const int fileIndex) const {
unsigned fileLine = fileIndex / 32768;
fileLine = fileLine / 32;
fileLine = fileLine * 1024;
unsigned fileColumn = (fileIndex % 32768);
fileColumn = fileColumn / 32;
unsigned ramIndex = fileLine + fileColumn;
assert(ramIndex < 1024*1024);
return ramIndex;
}
const static unsigned long END_OF_BUCKET_DELIMITER = UINT_MAX;
std::ofstream indexOutFile;
std::ifstream ramInFile;
#ifndef ROUTED
stxxl::vector<GridEntry> entries;
#endif
std::vector<unsigned long> ramIndexTable; //8 MB for first level index in RAM
std::string iif;
// LRUCache<int,std::vector<unsigned> > cellCache;
// LRUCache<int,std::vector<_Edge> > fileCache;
};
}
typedef NNGrid::NNGrid<false> ReadOnlyGrid;
typedef NNGrid::NNGrid<true > WritableGrid;
#endif /* NNGRID_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef _NODE_COORDS_H
#define _NODE_COORDS_H
#include <cassert>
#include <cstddef>
#include <climits>
#include <limits>
#include "../typedefs.h"
template<typename NodeT>
struct NodeCoords {
typedef unsigned key_type; //type of NodeID
typedef int value_type; //type of lat,lons
NodeCoords(int _lat, int _lon, NodeT _id) : lat(_lat), lon(_lon), id(_id) {}
NodeCoords() : lat(INT_MAX), lon(INT_MAX), id(UINT_MAX) {}
int lat;
int lon;
NodeT id;
static NodeCoords<NodeT> min_value() {
return NodeCoords<NodeT>(-90*100000,-180*100000,std::numeric_limits<NodeT>::min());
}
static NodeCoords<NodeT> max_value() {
return NodeCoords<NodeT>(90*100000, 180*100000, std::numeric_limits<NodeT>::max());
}
value_type operator[](std::size_t n) const {
switch(n) {
case 1:
return lat;
break;
case 0:
return lon;
break;
default:
assert(false);
return UINT_MAX;
break;
}
assert(false);
return UINT_MAX;
}
};
typedef NodeCoords<NodeID> NodeInfo;
#endif //_NODE_COORDS_H
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef NODEINFORMATIONHELPDESK_H_
#define NODEINFORMATIONHELPDESK_H_
#include <fstream>
#include <iostream>
#include <vector>
#include "../typedefs.h"
#include "../DataStructures/QueryEdge.h"
#include "NNGrid.h"
#include "PhantomNodes.h"
#include "NodeCoords.h"
class NodeInformationHelpDesk{
public:
NodeInformationHelpDesk(const char* ramIndexInput, const char* fileIndexInput, const unsigned _numberOfNodes, const unsigned crc) : numberOfNodes(_numberOfNodes), checkSum(crc) {
readOnlyGrid = new ReadOnlyGrid(ramIndexInput,fileIndexInput);
assert(0 == coordinateVector.size());
}
//Todo: Shared memory mechanism
// NodeInformationHelpDesk(const char* ramIndexInput, const char* fileIndexInput, const unsigned crc) : checkSum(crc) {
// readOnlyGrid = new ReadOnlyGrid(ramIndexInput,fileIndexInput);
// }
~NodeInformationHelpDesk() {
delete readOnlyGrid;
}
void initNNGrid(std::ifstream& nodesInstream, std::ifstream& edgesInStream) {
DEBUG("Loading node data");
NodeInfo b;
while(!nodesInstream.eof()) {
nodesInstream.read((char *)&b, sizeof(NodeInfo));
coordinateVector.push_back(_Coordinate(b.lat, b.lon));
}
std::vector<_Coordinate>(coordinateVector).swap(coordinateVector);
nodesInstream.close();
DEBUG("Loading edge data");
unsigned numberOfOrigEdges(0);
edgesInStream.read((char*)&numberOfOrigEdges, sizeof(unsigned));
origEdgeData.resize(numberOfOrigEdges);
edgesInStream.read((char*)&(origEdgeData[0]), numberOfOrigEdges*sizeof(OriginalEdgeData));
edgesInStream.close();
DEBUG("Loaded " << numberOfOrigEdges << " orig edges");
DEBUG("Opening NN indices");
readOnlyGrid->OpenIndexFiles();
}
void initNNGrid() {
readOnlyGrid->OpenIndexFiles();
}
inline int getLatitudeOfNode(const unsigned id) const {
const NodeID node = origEdgeData.at(id).viaNode;
return coordinateVector.at(node).lat;
}
inline int getLongitudeOfNode(const unsigned id) const {
const NodeID node = origEdgeData.at(id).viaNode;
return coordinateVector.at(node).lon;
}
inline unsigned getNameIndexFromEdgeID(const unsigned id) const {
return origEdgeData.at(id).nameID;
}
inline TurnInstruction getTurnInstructionFromEdgeID(const unsigned id) const {
return origEdgeData.at(id).turnInstruction;
}
inline NodeID getNumberOfNodes() const { return numberOfNodes; }
inline NodeID getNumberOfNodes2() const { return coordinateVector.size(); }
inline bool FindNearestNodeCoordForLatLon(const _Coordinate& coord, _Coordinate& result) const {
return readOnlyGrid->FindNearestCoordinateOnEdgeInNodeBasedGraph(coord, result);
}
inline bool FindPhantomNodeForCoordinate( const _Coordinate & location, PhantomNode & resultNode, const unsigned zoomLevel) const {
return readOnlyGrid->FindPhantomNodeForCoordinate(location, resultNode, zoomLevel);
}
inline void FindRoutingStarts(const _Coordinate &start, const _Coordinate &target, PhantomNodes & phantomNodes, const unsigned zoomLevel) const {
readOnlyGrid->FindRoutingStarts(start, target, phantomNodes, zoomLevel);
}
inline void FindNearestPointOnEdge(const _Coordinate & input, _Coordinate& output){
readOnlyGrid->FindNearestPointOnEdge(input, output);
}
inline unsigned GetCheckSum() const {
return checkSum;
}
private:
std::vector<_Coordinate> coordinateVector;
std::vector<OriginalEdgeData> origEdgeData;
ReadOnlyGrid * readOnlyGrid;
const unsigned numberOfNodes;
const unsigned checkSum;
};
#endif /*NODEINFORMATIONHELPDESK_H_*/
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef PERCENT_H
#define PERCENT_H
#include <iostream>
class Percent
{
public:
/**
* Constructor.
* @param maxValue the value that corresponds to 100%
* @param step the progress is shown in steps of 'step' percent
*/
Percent(unsigned maxValue, unsigned step = 5) {
reinit(maxValue, step);
}
/** Reinitializes this object. */
void reinit(unsigned maxValue, unsigned step = 5) {
_maxValue = maxValue;
_current_value = 0;
_intervalPercent = _maxValue / 100;
_nextThreshold = _intervalPercent;
_lastPercent = 0;
_step = step;
}
/** If there has been significant progress, display it. */
void printStatus(unsigned currentValue) {
if (currentValue >= _nextThreshold) {
_nextThreshold += _intervalPercent;
printPercent( currentValue / (double)_maxValue * 100 );
}
if (currentValue + 1 == _maxValue)
std::cout << " 100%" << std::endl;
}
void printIncrement()
{
#pragma omp atomic
++_current_value;
printStatus(_current_value);
}
void printAddition(const unsigned addition) {
#pragma omp atomic
_current_value += addition;
printStatus(_current_value);
}
private:
unsigned _current_value;
unsigned _maxValue;
unsigned _intervalPercent;
unsigned _nextThreshold;
unsigned _lastPercent;
unsigned _step;
/** Displays the new progress. */
void printPercent(double percent) {
while (percent >= _lastPercent+_step) {
_lastPercent+=_step;
if (_lastPercent % 10 == 0) {
std::cout << " " << _lastPercent << "% ";
}
else {
std::cout << ".";
}
std::cout.flush();
}
}
};
#endif // PERCENT_H
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/*
open source routing machine
Copyright (C) Dennis Luxen, 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef PHANTOMNODES_H_
#define PHANTOMNODES_H_
#include "Coordinate.h"
struct PhantomNode {
PhantomNode() : edgeBasedNode(UINT_MAX), nodeBasedEdgeNameID(UINT_MAX), weight1(INT_MAX), weight2(INT_MAX), ratio(0.) {}
NodeID edgeBasedNode;
unsigned nodeBasedEdgeNameID;
int weight1;
int weight2;
double ratio;
_Coordinate location;
void Reset() {
edgeBasedNode = UINT_MAX;
nodeBasedEdgeNameID = UINT_MAX;
weight1 = INT_MAX;
weight2 = INT_MAX;
ratio = 0.;
location.Reset();
}
bool isBidirected() const {
return weight2 != INT_MAX;
}
bool isValid(const unsigned numberOfNodes) const {
return location.isValid() && (edgeBasedNode < numberOfNodes) && (weight1 != INT_MAX) && (ratio >= 0.) && (ratio <= 1.) && (nodeBasedEdgeNameID != UINT_MAX);
}
bool operator==(const PhantomNode & other) const {
return location == other.location;
}
};
struct PhantomNodes {
PhantomNode startPhantom;
PhantomNode targetPhantom;
void Reset() {
startPhantom.Reset();
targetPhantom.Reset();
}
bool PhantomsAreOnSameNodeBasedEdge() const {
return (startPhantom.edgeBasedNode == targetPhantom.edgeBasedNode);
}
bool AtLeastOnePhantomNodeIsUINTMAX() const {
return !(startPhantom.edgeBasedNode == UINT_MAX || targetPhantom.edgeBasedNode == UINT_MAX);
}
bool PhantomNodesHaveEqualLocation() const {
return startPhantom == targetPhantom;
}
};
inline std::ostream& operator<<(std::ostream &out, const PhantomNodes & pn){
out << "Node1: " << pn.startPhantom.edgeBasedNode << std::endl;
out << "Node2: " << pn.targetPhantom.edgeBasedNode << std::endl;
out << "startCoord: " << pn.startPhantom.location << std::endl;
out << "targetCoord: " << pn.targetPhantom.location << std::endl;
return out;
}
inline std::ostream& operator<<(std::ostream &out, const PhantomNode & pn){
out << "node: " << pn.edgeBasedNode << ", name: " << pn.nodeBasedEdgeNameID << ", w1: " << pn.weight1 << ", w2: " << pn.weight2 << ", ratio: " << pn.ratio << ", loc: " << pn.location;
return out;
}
struct NodesOfEdge {
NodeID edgeBasedNode;
double ratio;
_Coordinate projectedPoint;
};
#endif /* PHANTOMNODES_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef QUERYEDGE_H_
#define QUERYEDGE_H_
#include "TurnInstructions.h"
#include "../typedefs.h"
#include <climits>
struct OriginalEdgeData{
explicit OriginalEdgeData(NodeID v, unsigned n, TurnInstruction t) : viaNode(v), nameID(n), turnInstruction(t) {}
OriginalEdgeData() : viaNode(UINT_MAX), nameID(UINT_MAX), turnInstruction(UCHAR_MAX) {}
NodeID viaNode;
unsigned nameID;
TurnInstruction turnInstruction;
};
struct QueryEdge {
NodeID source;
NodeID target;
struct EdgeData {
NodeID id:31;
int distance:30;
bool shortcut:1;
bool forward:1;
bool backward:1;
} data;
bool operator<( const QueryEdge& right ) const {
if ( source != right.source )
return source < right.source;
return target < right.target;
}
//sorts by source and other attributes
static bool CompareBySource( const QueryEdge& left, const QueryEdge& right ) {
if ( left.source != right.source )
return left.source < right.source;
int l = ( left.data.forward ? -1 : 0 ) + ( left.data.backward ? -1 : 0 );
int r = ( right.data.forward ? -1 : 0 ) + ( right.data.backward ? -1 : 0 );
if ( l != r )
return l < r;
if ( left.target != right.target )
return left.target < right.target;
return left.data.distance < right.data.distance;
}
bool operator== ( const QueryEdge& right ) const {
return ( source == right.source && target == right.target && data.distance == right.data.distance &&
data.shortcut == right.data.shortcut && data.forward == right.data.forward && data.backward == right.data.backward
&& data.id == right.data.id
);
}
};
#endif /* QUERYEDGE_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef RESTRICTION_H_
#define RESTRICTION_H_
#include <climits>
struct _Restriction {
NodeID viaNode;
NodeID fromNode;
NodeID toNode;
struct Bits { //mostly unused
Bits() : isOnly(false), unused1(false), unused2(false), unused3(false), unused4(false), unused5(false), unused6(false), unused7(false) {}
char isOnly:1;
char unused1:1;
char unused2:1;
char unused3:1;
char unused4:1;
char unused5:1;
char unused6:1;
char unused7:1;
} flags;
_Restriction(NodeID vn) : viaNode(vn), fromNode(UINT_MAX), toNode(UINT_MAX) { }
_Restriction(bool isOnly = false) : viaNode(UINT_MAX), fromNode(UINT_MAX), toNode(UINT_MAX) {
flags.isOnly = isOnly;
}
};
inline bool CmpRestrictionByFrom ( _Restriction a, _Restriction b) { return (a.fromNode < b.fromNode); }
struct _RawRestrictionContainer {
_Restriction restriction;
EdgeID fromWay;
EdgeID toWay;
unsigned viaNode;
_RawRestrictionContainer(EdgeID f, EdgeID t, NodeID vn, unsigned vw) : fromWay(f), toWay(t), viaNode(vw) { restriction.viaNode = vn;}
_RawRestrictionContainer(bool isOnly = false) : fromWay(UINT_MAX), toWay(UINT_MAX), viaNode(UINT_MAX) { restriction.flags.isOnly = isOnly;}
static _RawRestrictionContainer min_value() {
return _RawRestrictionContainer(0, 0, 0, 0);
}
static _RawRestrictionContainer max_value() {
return _RawRestrictionContainer(UINT_MAX, UINT_MAX, UINT_MAX, UINT_MAX);
}
};
struct CmpRestrictionContainerByFrom: public std::binary_function<_RawRestrictionContainer, _RawRestrictionContainer, bool> {
typedef _RawRestrictionContainer value_type;
bool operator () (const _RawRestrictionContainer & a, const _RawRestrictionContainer & b) const {
return a.fromWay < b.fromWay;
}
value_type max_value() {
return _RawRestrictionContainer::max_value();
}
value_type min_value() {
return _RawRestrictionContainer::min_value();
}
};
struct CmpRestrictionContainerByTo: public std::binary_function<_RawRestrictionContainer, _RawRestrictionContainer, bool> {
typedef _RawRestrictionContainer value_type;
bool operator () (const _RawRestrictionContainer & a, const _RawRestrictionContainer & b) const {
return a.toWay < b.toWay;
}
value_type max_value() {
return _RawRestrictionContainer::max_value();
}
value_type min_value() {
return _RawRestrictionContainer::min_value();
}
};
#endif /* RESTRICTION_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef SEARCHENGINE_H_
#define SEARCHENGINE_H_
#include <climits>
#include <deque>
#include "SimpleStack.h"
#include <boost/thread.hpp>
#include "BinaryHeap.h"
#include "NodeInformationHelpDesk.h"
#include "PhantomNodes.h"
#include "../RoutingAlgorithms/AlternativePathRouting.h"
#include "../RoutingAlgorithms/BasicRoutingInterface.h"
#include "../RoutingAlgorithms/ShortestPathRouting.h"
#include "../Util/StringUtil.h"
#include "../typedefs.h"
struct _HeapData {
NodeID parent;
_HeapData( NodeID p ) : parent(p) { }
};
typedef boost::thread_specific_ptr<BinaryHeap< NodeID, NodeID, int, _HeapData, UnorderedMapStorage<NodeID, int> > > SearchEngineHeapPtr;
template<class EdgeData, class GraphT>
struct SearchEngineData {
typedef SearchEngineHeapPtr HeapPtr;
typedef GraphT Graph;
SearchEngineData(GraphT * g, NodeInformationHelpDesk * nh, std::vector<string> & n) :graph(g), nodeHelpDesk(nh), names(n) {}
const GraphT * graph;
NodeInformationHelpDesk * nodeHelpDesk;
std::vector<string> & names;
static HeapPtr forwardHeap;
static HeapPtr backwardHeap;
static HeapPtr forwardHeap2;
static HeapPtr backwardHeap2;
static HeapPtr forwardHeap3;
static HeapPtr backwardHeap3;
inline void InitializeOrClearFirstThreadLocalStorage() {
if(!forwardHeap.get()) {
forwardHeap.reset(new BinaryHeap< NodeID, NodeID, int, _HeapData, UnorderedMapStorage<NodeID, int> >(nodeHelpDesk->getNumberOfNodes()));
}
else
forwardHeap->Clear();
if(!backwardHeap.get()) {
backwardHeap.reset(new BinaryHeap< NodeID, NodeID, int, _HeapData, UnorderedMapStorage<NodeID, int> >(nodeHelpDesk->getNumberOfNodes()));
}
else
backwardHeap->Clear();
}
inline void InitializeOrClearSecondThreadLocalStorage() {
if(!forwardHeap2.get()) {
forwardHeap2.reset(new BinaryHeap< NodeID, NodeID, int, _HeapData, UnorderedMapStorage<NodeID, int> >(nodeHelpDesk->getNumberOfNodes()));
}
else
forwardHeap2->Clear();
if(!backwardHeap2.get()) {
backwardHeap2.reset(new BinaryHeap< NodeID, NodeID, int, _HeapData, UnorderedMapStorage<NodeID, int> >(nodeHelpDesk->getNumberOfNodes()));
}
else
backwardHeap2->Clear();
}
inline void InitializeOrClearThirdThreadLocalStorage() {
if(!forwardHeap3.get()) {
forwardHeap3.reset(new BinaryHeap< NodeID, NodeID, int, _HeapData, UnorderedMapStorage<NodeID, int> >(nodeHelpDesk->getNumberOfNodes()));
}
else
forwardHeap3->Clear();
if(!backwardHeap3.get()) {
backwardHeap3.reset(new BinaryHeap< NodeID, NodeID, int, _HeapData, UnorderedMapStorage<NodeID, int> >(nodeHelpDesk->getNumberOfNodes()));
}
else
backwardHeap3->Clear();
}
};
template<class EdgeData, class GraphT>
class SearchEngine {
private:
typedef SearchEngineData<EdgeData, GraphT> SearchEngineDataT;
SearchEngineDataT _queryData;
inline double absDouble(double input) { if(input < 0) return input*(-1); else return input;}
public:
ShortestPathRouting<SearchEngineDataT> shortestPath;
AlternativeRouting<SearchEngineDataT> alternativePaths;
SearchEngine(GraphT * g, NodeInformationHelpDesk * nh, std::vector<string> & n) :
_queryData(g, nh, n),
shortestPath(_queryData),
alternativePaths(_queryData)
{}
~SearchEngine() {}
inline void GetCoordinatesForNodeID(NodeID id, _Coordinate& result) const {
result.lat = _queryData.nodeHelpDesk->getLatitudeOfNode(id);
result.lon = _queryData.nodeHelpDesk->getLongitudeOfNode(id);
}
inline void FindRoutingStarts(const _Coordinate & start, const _Coordinate & target, PhantomNodes & routingStarts) const {
_queryData.nodeHelpDesk->FindRoutingStarts(start, target, routingStarts);
}
inline void FindPhantomNodeForCoordinate(const _Coordinate & location, PhantomNode & result, unsigned zoomLevel) const {
_queryData.nodeHelpDesk->FindPhantomNodeForCoordinate(location, result, zoomLevel);
}
inline NodeID GetNameIDForOriginDestinationNodeID(const NodeID s, const NodeID t) const {
if(s == t)
return 0;
EdgeID e = _queryData.graph->FindEdge(s, t);
if(e == UINT_MAX)
e = _queryData.graph->FindEdge( t, s );
if(UINT_MAX == e) {
return 0;
}
assert(e != UINT_MAX);
const EdgeData ed = _queryData.graph->GetEdgeData(e);
return ed.via;
}
inline std::string GetEscapedNameForNameID(const unsigned nameID) const {
return ((nameID >= _queryData.names.size() || nameID == 0) ? std::string("") : HTMLEntitize(_queryData.names.at(nameID)));
}
inline std::string GetEscapedNameForEdgeBasedEdgeID(const unsigned edgeID) const {
const unsigned nameID = _queryData.graph->GetEdgeData(edgeID).nameID1;
return GetEscapedNameForNameID(nameID);
}
};
template<class EdgeData, class GraphT> SearchEngineHeapPtr SearchEngineData<EdgeData, GraphT>::forwardHeap;
template<class EdgeData, class GraphT> SearchEngineHeapPtr SearchEngineData<EdgeData, GraphT>::backwardHeap;
template<class EdgeData, class GraphT> SearchEngineHeapPtr SearchEngineData<EdgeData, GraphT>::forwardHeap2;
template<class EdgeData, class GraphT> SearchEngineHeapPtr SearchEngineData<EdgeData, GraphT>::backwardHeap2;
template<class EdgeData, class GraphT> SearchEngineHeapPtr SearchEngineData<EdgeData, GraphT>::forwardHeap3;
template<class EdgeData, class GraphT> SearchEngineHeapPtr SearchEngineData<EdgeData, GraphT>::backwardHeap3;
#endif /* SEARCHENGINE_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef SEGMENTINFORMATION_H_
#define SEGMENTINFORMATION_H_
#include <climits>
#include "TurnInstructions.h"
struct SegmentInformation {
_Coordinate location;
NodeID nameID;
double length;
unsigned duration;
double bearing;
TurnInstruction turnInstruction;
bool necessary;
SegmentInformation(const _Coordinate & loc, const NodeID nam, const double len, const unsigned dur, const TurnInstruction tInstr, const bool nec) :
location(loc), nameID(nam), length(len), duration(dur), bearing(0.), turnInstruction(tInstr), necessary(nec) {}
SegmentInformation(const _Coordinate & loc, const NodeID nam, const double len, const unsigned dur, const TurnInstruction tInstr) :
location(loc), nameID(nam), length(len), duration(dur), bearing(0.), turnInstruction(tInstr), necessary(tInstr != 0) {}
};
#endif /* SEGMENTINFORMATION_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef SIMPLESTACK_H_
#define SIMPLESTACK_H_
#include <cassert>
#include <vector>
template<typename StackItemT, class ContainerT = std::vector<StackItemT> >
class SimpleStack {
private:
int last;
ContainerT arr;
public:
SimpleStack() : last(-1) {
}
SimpleStack(std::size_t size_hint) : last(-1) {
hint(size_hint);
}
inline void hint(std::size_t size_hint) {
arr.reserve(size_hint);
}
inline void push(StackItemT t) {
++last;
arr.push_back(t);
}
inline void pop() {
arr.pop_back();
--last;
}
inline StackItemT top() {
assert (last >= 0);
return arr[last];
}
inline int size() {
return last+1;
}
inline bool empty() {
return (-1 == last);
}
};
#endif /* SIMPLESTACK_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef STATICGRAPH_H_INCLUDED
#define STATICGRAPH_H_INCLUDED
#include <vector>
#include <algorithm>
#include "../typedefs.h"
#include "ImportEdge.h"
template< typename EdgeDataT>
class StaticGraph {
public:
typedef NodeID NodeIterator;
typedef NodeID EdgeIterator;
typedef EdgeDataT EdgeData;
class InputEdge {
public:
EdgeDataT data;
NodeIterator source;
NodeIterator target;
bool operator<( const InputEdge& right ) const {
if ( source != right.source )
return source < right.source;
return target < right.target;
}
};
struct _StrNode {
//index of the first edge
EdgeIterator firstEdge;
};
struct _StrEdge {
NodeID target;
EdgeDataT data;
};
StaticGraph( const int nodes, std::vector< InputEdge > &graph ) {
std::sort( graph.begin(), graph.end() );
_numNodes = nodes;
_numEdges = ( EdgeIterator ) graph.size();
_nodes.resize( _numNodes + 1);
EdgeIterator edge = 0;
EdgeIterator position = 0;
for ( NodeIterator node = 0; node <= _numNodes; ++node ) {
EdgeIterator lastEdge = edge;
while ( edge < _numEdges && graph[edge].source == node )
++edge;
_nodes[node].firstEdge = position; //=edge
position += edge - lastEdge; //remove
}
_edges.resize( position ); //(edge)
edge = 0;
for ( NodeIterator node = 0; node < _numNodes; ++node ) {
for ( EdgeIterator i = _nodes[node].firstEdge, e = _nodes[node+1].firstEdge; i != e; ++i ) {
_edges[i].target = graph[edge].target;
_edges[i].data = graph[edge].data;
assert(_edges[i].data.distance > 0);
edge++;
}
}
}
StaticGraph( std::vector<_StrNode> & nodes, std::vector<_StrEdge> & edges) {
_numNodes = nodes.size();
_numEdges = edges.size();
_nodes.swap(nodes);
_edges.swap(edges);
//Add dummy node to end of _nodes array;
_nodes.push_back(_nodes.back());
#ifndef NDEBUG
Percent p(GetNumberOfNodes());
for(unsigned u = 0; u < GetNumberOfNodes(); ++u) {
for(unsigned eid = BeginEdges(u); eid < EndEdges(u); ++eid) {
unsigned v = GetTarget(eid);
EdgeData & data = GetEdgeData(eid);
if(data.shortcut) {
unsigned eid2 = FindEdgeInEitherDirection(u, data.id);
if(eid2 == UINT_MAX) {
DEBUG("cannot find first segment of edge (" << u << "," << data.id << "," << v << ")");
data.shortcut = false;
}
eid2 = FindEdgeInEitherDirection(data.id, v);
if(eid2 == UINT_MAX) {
DEBUG("cannot find second segment of edge (" << u << "," << data.id << "," << v << ")");
data.shortcut = false;
}
}
}
p.printIncrement();
}
#endif
}
unsigned GetNumberOfNodes() const {
return _numNodes;
}
unsigned GetNumberOfEdges() const {
return _numEdges;
}
unsigned GetOutDegree( const NodeIterator &n ) const {
return BeginEdges(n)-EndEdges(n) - 1;
}
inline NodeIterator GetTarget( const EdgeIterator &e ) const {
return NodeIterator( _edges[e].target );
}
inline EdgeDataT &GetEdgeData( const EdgeIterator &e ) {
return _edges[e].data;
}
const EdgeDataT &GetEdgeData( const EdgeIterator &e ) const {
return _edges[e].data;
}
EdgeIterator BeginEdges( const NodeIterator &n ) const {
return EdgeIterator( _nodes[n].firstEdge );
}
EdgeIterator EndEdges( const NodeIterator &n ) const {
return EdgeIterator( _nodes[n+1].firstEdge );
}
//searches for a specific edge
EdgeIterator FindEdge( const NodeIterator &from, const NodeIterator &to ) const {
EdgeIterator smallestEdge = SPECIAL_EDGEID;
EdgeWeight smallestWeight = UINT_MAX;
for ( EdgeIterator edge = BeginEdges( from ); edge < EndEdges(from); edge++ ) {
const NodeID target = GetTarget(edge);
const EdgeWeight weight = GetEdgeData(edge).distance;
if(target == to && weight < smallestWeight) {
smallestEdge = edge; smallestWeight = weight;
}
}
return smallestEdge;
}
EdgeIterator FindEdgeInEitherDirection( const NodeIterator &from, const NodeIterator &to ) const {
EdgeIterator tmp = FindEdge( from, to );
return (UINT_MAX != tmp ? tmp : FindEdge( to, from ));
}
EdgeIterator FindEdgeIndicateIfReverse( const NodeIterator &from, const NodeIterator &to, bool & result ) const {
EdgeIterator tmp = FindEdge( from, to );
if(UINT_MAX == tmp) {
tmp = FindEdge( to, from );
if(UINT_MAX != tmp)
result = true;
}
return tmp;
}
private:
NodeIterator _numNodes;
EdgeIterator _numEdges;
std::vector< _StrNode > _nodes;
std::vector< _StrEdge > _edges;
};
#endif // STATICGRAPH_H_INCLUDED
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
KD Tree coded by Christian Vetter, Monav Project
*/
#ifndef STATICKDTREE_H_INCLUDED
#define STATICKDTREE_H_INCLUDED
#include <cassert>
#include <vector>
#include <algorithm>
#include <stack>
#include <limits>
namespace KDTree {
#define KDTREE_BASESIZE (8)
template< unsigned k, typename T >
class BoundingBox {
public:
BoundingBox() {
for ( unsigned dim = 0; dim < k; ++dim ) {
min[dim] = std::numeric_limits< T >::min();
max[dim] = std::numeric_limits< T >::max();
}
}
T min[k];
T max[k];
};
struct NoData {};
template< unsigned k, typename T >
class EuclidianMetric {
public:
double operator() ( const T left[k], const T right[k] ) {
double result = 0;
for ( unsigned i = 0; i < k; ++i ) {
double temp = (double)left[i] - (double)right[i];
result += temp * temp;
}
return result;
}
double operator() ( const BoundingBox< k, T > &box, const T point[k] ) {
T nearest[k];
for ( unsigned dim = 0; dim < k; ++dim ) {
if ( point[dim] < box.min[dim] )
nearest[dim] = box.min[dim];
else if ( point[dim] > box.max[dim] )
nearest[dim] = box.max[dim];
else
nearest[dim] = point[dim];
}
return operator() ( point, nearest );
}
};
template < unsigned k, typename T, typename Data = NoData, typename Metric = EuclidianMetric< k, T > >
class StaticKDTree {
public:
struct InputPoint {
T coordinates[k];
Data data;
bool operator==( const InputPoint& right )
{
for ( int i = 0; i < k; i++ ) {
if ( coordinates[i] != right.coordinates[i] )
return false;
}
return true;
}
};
StaticKDTree( std::vector< InputPoint > * points ){
assert( k > 0 );
assert ( points->size() > 0 );
size = points->size();
kdtree = new InputPoint[size];
for ( Iterator i = 0; i != size; ++i ) {
kdtree[i] = points->at(i);
for ( unsigned dim = 0; dim < k; ++dim ) {
if ( kdtree[i].coordinates[dim] < boundingBox.min[dim] )
boundingBox.min[dim] = kdtree[i].coordinates[dim];
if ( kdtree[i].coordinates[dim] > boundingBox.max[dim] )
boundingBox.max[dim] = kdtree[i].coordinates[dim];
}
}
std::stack< Tree > s;
s.push ( Tree ( 0, size, 0 ) );
while ( !s.empty() ) {
Tree tree = s.top();
s.pop();
if ( tree.right - tree.left < KDTREE_BASESIZE )
continue;
Iterator middle = tree.left + ( tree.right - tree.left ) / 2;
std::nth_element( kdtree + tree.left, kdtree + middle, kdtree + tree.right, Less( tree.dimension ) );
s.push( Tree( tree.left, middle, ( tree.dimension + 1 ) % k ) );
s.push( Tree( middle + 1, tree.right, ( tree.dimension + 1 ) % k ) );
}
}
~StaticKDTree(){
delete[] kdtree;
}
bool NearestNeighbor( InputPoint* result, const InputPoint& point ) {
Metric distance;
bool found = false;
double nearestDistance = std::numeric_limits< T >::max();
std::stack< NNTree > s;
s.push ( NNTree ( 0, size, 0, boundingBox ) );
while ( !s.empty() ) {
NNTree tree = s.top();
s.pop();
if ( distance( tree.box, point.coordinates ) >= nearestDistance )
continue;
if ( tree.right - tree.left < KDTREE_BASESIZE ) {
for ( unsigned i = tree.left; i < tree.right; i++ ) {
double newDistance = distance( kdtree[i].coordinates, point.coordinates );
if ( newDistance < nearestDistance ) {
nearestDistance = newDistance;
*result = kdtree[i];
found = true;
}
}
continue;
}
Iterator middle = tree.left + ( tree.right - tree.left ) / 2;
double newDistance = distance( kdtree[middle].coordinates, point.coordinates );
if ( newDistance < nearestDistance ) {
nearestDistance = newDistance;
*result = kdtree[middle];
found = true;
}
Less comperator( tree.dimension );
if ( !comperator( point, kdtree[middle] ) ) {
NNTree first( middle + 1, tree.right, ( tree.dimension + 1 ) % k, tree.box );
NNTree second( tree.left, middle, ( tree.dimension + 1 ) % k, tree.box );
first.box.min[tree.dimension] = kdtree[middle].coordinates[tree.dimension];
second.box.max[tree.dimension] = kdtree[middle].coordinates[tree.dimension];
s.push( second );
s.push( first );
}
else {
NNTree first( middle + 1, tree.right, ( tree.dimension + 1 ) % k, tree.box );
NNTree second( tree.left, middle, ( tree.dimension + 1 ) % k, tree.box );
first.box.min[tree.dimension] = kdtree[middle].coordinates[tree.dimension];
second.box.max[tree.dimension] = kdtree[middle].coordinates[tree.dimension];
s.push( first );
s.push( second );
}
}
return found;
}
private:
typedef unsigned Iterator;
struct Tree {
Iterator left;
Iterator right;
unsigned dimension;
Tree() {}
Tree( Iterator l, Iterator r, unsigned d ): left( l ), right( r ), dimension( d ) {}
};
struct NNTree {
Iterator left;
Iterator right;
unsigned dimension;
BoundingBox< k, T > box;
NNTree() {}
NNTree( Iterator l, Iterator r, unsigned d, const BoundingBox< k, T >& b ): left( l ), right( r ), dimension( d ), box ( b ) {}
};
class Less {
public:
Less( unsigned d ) {
dimension = d;
assert( dimension < k );
}
bool operator() ( const InputPoint& left, const InputPoint& right ) {
assert( dimension < k );
return left.coordinates[dimension] < right.coordinates[dimension];
}
private:
unsigned dimension;
};
BoundingBox< k, T > boundingBox;
InputPoint* kdtree;
Iterator size;
};
}
#endif // STATICKDTREE_H_INCLUDED
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef TURNINSTRUCTIONS_H_
#define TURNINSTRUCTIONS_H_
#include <string>
typedef unsigned char TurnInstruction;
//This is a hack until c++0x is available enough to use scoped enums
struct TurnInstructionsClass {
const static TurnInstruction NoTurn = 0; //Give no instruction at all
const static TurnInstruction GoStraight = 1; //Tell user to go straight!
const static TurnInstruction TurnSlightRight = 2;
const static TurnInstruction TurnRight = 3;
const static TurnInstruction TurnSharpRight = 4;
const static TurnInstruction UTurn = 5;
const static TurnInstruction TurnSharpLeft = 6;
const static TurnInstruction TurnLeft = 7;
const static TurnInstruction TurnSlightLeft = 8;
const static TurnInstruction ReachViaPoint = 9;
const static TurnInstruction HeadOn = 10;
const static TurnInstruction EnterRoundAbout = 11;
const static TurnInstruction LeaveRoundAbout = 12;
const static TurnInstruction StayOnRoundAbout = 13;
const static TurnInstruction StartAtEndOfStreet = 14;
const static TurnInstruction ReachedYourDestination = 15;
const static TurnInstruction AccessRestrictionFlag = 128;
const static TurnInstruction InverseAccessRestrictionFlag = 0x7f; // ~128 does not work without a warning.
const static int AccessRestrictionPenalty = 1 << 15; //unrelated to the bit set in the restriction flag
// std::string TurnStrings[16];
// std::string Ordinals[12];
//This is a hack until c++0x is available enough to use initializer lists.
// TurnInstructionsClass(){
// TurnStrings [0] = "";
// TurnStrings [1] = "Continue";
// TurnStrings [2] = "Turn slight right";
// TurnStrings [3] = "Turn right";
// TurnStrings [4] = "Turn sharp right";
// TurnStrings [5] = "U-Turn";
// TurnStrings [6] = "Turn sharp left";
// TurnStrings [7] = "Turn left";
// TurnStrings [8] = "Turn slight left";
// TurnStrings [9] = "Reach via point";
// TurnStrings[10] = "Head";
// TurnStrings[11] = "Enter roundabout";
// TurnStrings[12] = "Leave roundabout";
// TurnStrings[13] = "Stay on roundabout";
// TurnStrings[14] = "Start";
// TurnStrings[15] = "You have reached your destination";
//
// Ordinals[0] = "zeroth";
// Ordinals[1] = "first";
// Ordinals[2] = "second";
// Ordinals[3] = "third";
// Ordinals[4] = "fourth";
// Ordinals[5] = "fifth";
// Ordinals[6] = "sixth";
// Ordinals[7] = "seventh";
// Ordinals[8] = "eighth";
// Ordinals[9] = "nineth";
// Ordinals[10] = "tenth";
// Ordinals[11] = "one of the too many";
// };
static inline TurnInstruction GetTurnDirectionOfInstruction( const double angle ) {
if(angle >= 23 && angle < 67) {
return TurnSharpRight;
}
if (angle >= 67 && angle < 113) {
return TurnRight;
}
if (angle >= 113 && angle < 158) {
return TurnSlightRight;
}
if (angle >= 158 && angle < 202) {
return GoStraight;
}
if (angle >= 202 && angle < 248) {
return TurnSlightLeft;
}
if (angle >= 248 && angle < 292) {
return TurnLeft;
}
if (angle >= 292 && angle < 336) {
return TurnSharpLeft;
}
return UTurn;
}
static inline bool TurnIsNecessary ( const short turnInstruction ) {
if(NoTurn == turnInstruction || StayOnRoundAbout == turnInstruction)
return false;
return true;
}
};
static TurnInstructionsClass TurnInstructions;
#endif /* TURNINSTRUCTIONS_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef TIMEUTIL_H_
#define TIMEUTIL_H_
#include <climits>
#include <cmath>
#include <cstdlib>
#ifndef M_PI
#define M_PI 3.14159265358979323846
#endif
#ifdef _WIN32
#include <sys/timeb.h>
#include <sys/types.h>
#include <winsock.h>
void gettimeofday(struct timeval* t,void* timezone)
{ struct _timeb timebuffer;
_ftime( &timebuffer );
t->tv_sec=timebuffer.time;
t->tv_usec=1000*timebuffer.millitm;
}
#else
#include <sys/time.h>
#endif
#ifdef _WIN32
#include <boost/functional/hash.hpp>
#else
#include <tr1/functional_hash.h>
#endif
#include <boost/thread.hpp>
/** Returns a timestamp (now) in seconds (incl. a fractional part). */
static inline double get_timestamp() {
struct timeval tp;
gettimeofday(&tp, NULL);
return double(tp.tv_sec) + tp.tv_usec / 1000000.;
}
static inline double y2lat(double a) { return 180/M_PI * (2 * atan(exp(a*M_PI/180)) - M_PI/2); }
static inline double lat2y(double a) { return 180/M_PI * log(tan(M_PI/4+a*(M_PI/180)/2)); }
static inline unsigned boost_thread_id_hash(boost::thread::id const& id) {
std::stringstream ostr;
ostr << id;
std::tr1::hash<std::string> h;
return h(ostr.str());
}
#endif /* TIMEUTIL_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef FASTXORHASH_H_
#define FASTXORHASH_H_
#include <algorithm>
#include <vector>
/*
This is an implementation of Tabulation hashing, which has suprising properties like universality.
The space requirement is 2*2^16 = 256 kb of memory, which fits into L2 cache.
Evaluation boils down to 10 or less assembly instruction on any recent X86 CPU:
1: movq table2(%rip), %rdx
2: movl %edi, %eax
3: movzwl %di, %edi
4: shrl $16, %eax
5: movzwl %ax, %eax
6: movzbl (%rdx,%rax), %eax
7: movq table1(%rip), %rdx
8: xorb (%rdx,%rdi), %al
9: movzbl %al, %eax
10: ret
*/
class XORFastHash { //65k entries
std::vector<unsigned short> table1;
std::vector<unsigned short> table2;
public:
XORFastHash() {
table1.resize(2 << 16);
table2.resize(2 << 16);
for(unsigned i = 0; i < (2 << 16); ++i) {
table1[i] = i; table2[i];
}
std::random_shuffle(table1.begin(), table1.end());
std::random_shuffle(table2.begin(), table2.end());
}
inline unsigned short operator()(const unsigned originalValue) const {
unsigned short lsb = ((originalValue) & 0xffff);
unsigned short msb = (((originalValue) >> 16) & 0xffff);
return table1[lsb] ^ table2[msb];
}
};
class XORMiniHash { //256 entries
std::vector<unsigned char> table1;
std::vector<unsigned char> table2;
std::vector<unsigned char> table3;
std::vector<unsigned char> table4;
public:
XORMiniHash() {
table1.resize(1 << 8);
table2.resize(1 << 8);
table3.resize(1 << 8);
table4.resize(1 << 8);
for(unsigned i = 0; i < (1 << 8); ++i) {
table1[i] = i; table2[i];
table3[i] = i; table4[i];
}
std::random_shuffle(table1.begin(), table1.end());
std::random_shuffle(table2.begin(), table2.end());
std::random_shuffle(table3.begin(), table3.end());
std::random_shuffle(table4.begin(), table4.end());
}
unsigned char operator()(const unsigned originalValue) const {
unsigned char byte1 = ((originalValue) & 0xff);
unsigned char byte2 = ((originalValue >> 8) & 0xff);
unsigned char byte3 = ((originalValue >> 16) & 0xff);
unsigned char byte4 = ((originalValue >> 24) & 0xff);
return table1[byte1] ^ table2[byte2] ^ table3[byte3] ^ table4[byte4];
}
};
#endif /* FASTXORHASH_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef XORFASTHASHSTORAGE_H_
#define XORFASTHASHSTORAGE_H_
#include <climits>
#include <vector>
#include <bitset>
#include "XORFastHash.h"
template< typename NodeID, typename Key >
class XORFastHashStorage {
public:
struct HashCell{
Key key;
NodeID id;
unsigned time;
HashCell() : key(UINT_MAX), id(UINT_MAX), time(UINT_MAX) {}
HashCell(const HashCell & other) : key(other.key), id(other.id), time(other.time) { }
inline operator Key() const {
return key;
}
inline void operator=(const Key & keyToInsert) {
key = keyToInsert;
}
};
XORFastHashStorage( size_t ) : positions(2<<16), currentTimestamp(0) { }
inline HashCell& operator[]( const NodeID node ) {
unsigned short position = fastHash(node);
while((positions[position].time == currentTimestamp) && (positions[position].id != node)){
++position %= (2<<16);
}
positions[position].id = node;
positions[position].time = currentTimestamp;
return positions[position];
}
inline void Clear() {
++currentTimestamp;
if(UINT_MAX == currentTimestamp) {
positions.clear();
positions.resize((2<<16));
}
}
private:
XORFastHashStorage() : positions(2<<16), currentTimestamp(0) {}
std::vector<HashCell> positions;
XORFastHash fastHash;
unsigned currentTimestamp;
};
#endif /* XORFASTHASHSTORAGE_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef BASE_DESCRIPTOR_H_
#define BASE_DESCRIPTOR_H_
#include <cassert>
#include <cmath>
#include <cstdio>
#include <string>
#include <vector>
#include "../typedefs.h"
#include "../DataStructures/PhantomNodes.h"
#include "../DataStructures/HashTable.h"
#include "../Util/StringUtil.h"
#include "../Plugins/RawRouteData.h"
struct _DescriptorConfig {
_DescriptorConfig() : instructions(true), geometry(true), encodeGeometry(true), z(18) {}
bool instructions;
bool geometry;
bool encodeGeometry;
unsigned short z;
};
template<class SearchEngineT>
class BaseDescriptor {
public:
BaseDescriptor() { }
//Maybe someone can explain the pure virtual destructor thing to me (dennis)
virtual ~BaseDescriptor() { }
virtual void Run(http::Reply & reply, const RawRouteData &rawRoute, PhantomNodes &phantomNodes, SearchEngineT &sEngine) = 0;
virtual void SetConfig(const _DescriptorConfig & config) = 0;
};
#endif /* BASE_DESCRIPTOR_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#include "DescriptionFactory.h"
DescriptionFactory::DescriptionFactory() : entireLength(0) { }
DescriptionFactory::~DescriptionFactory() { }
inline double DescriptionFactory::DegreeToRadian(const double degree) const {
return degree * (M_PI/180);
}
inline double DescriptionFactory::RadianToDegree(const double radian) const {
return radian * (180/M_PI);
}
double DescriptionFactory::GetBearing(const _Coordinate& A, const _Coordinate& B) const {
double deltaLong = DegreeToRadian(B.lon/100000. - A.lon/100000.);
double lat1 = DegreeToRadian(A.lat/100000.);
double lat2 = DegreeToRadian(B.lat/100000.);
double y = sin(deltaLong) * cos(lat2);
double x = cos(lat1) * sin(lat2) - sin(lat1) * cos(lat2) * cos(deltaLong);
double result = RadianToDegree(atan2(y, x));
while(result <= 0.)
result += 360.;
while(result >= 360.)
result -= 360.;
return result;
}
void DescriptionFactory::SetStartSegment(const PhantomNode & _startPhantom) {
startPhantom = _startPhantom;
AppendSegment(_startPhantom.location, _PathData(0, _startPhantom.nodeBasedEdgeNameID, 10, _startPhantom.weight1));
}
void DescriptionFactory::SetEndSegment(const PhantomNode & _targetPhantom) {
targetPhantom = _targetPhantom;
pathDescription.push_back(SegmentInformation(_targetPhantom.location, _targetPhantom.nodeBasedEdgeNameID, 0, _targetPhantom.weight1, 0, true) );
}
void DescriptionFactory::AppendSegment(const _Coordinate & coordinate, const _PathData & data ) {
if(1 == pathDescription.size() && pathDescription.back().location == coordinate) {
pathDescription.back().nameID = data.nameID;
} else {
pathDescription.push_back(SegmentInformation(coordinate, data.nameID, 0, data.durationOfSegment, data.turnInstruction) );
}
}
void DescriptionFactory::AppendEncodedPolylineString(std::string & output, bool isEncoded) {
if(isEncoded)
pc.printEncodedString(pathDescription, output);
else
pc.printUnencodedString(pathDescription, output);
}
void DescriptionFactory::AppendEncodedPolylineString(std::string &output) {
pc.printEncodedString(pathDescription, output);
}
void DescriptionFactory::AppendUnencodedPolylineString(std::string &output) {
pc.printUnencodedString(pathDescription, output);
}
void DescriptionFactory::Run(const SearchEngineT &sEngine, const unsigned zoomLevel) {
if(0 == pathDescription.size())
return;
// unsigned entireLength = 0;
/** starts at index 1 */
pathDescription[0].length = 0;
for(unsigned i = 1; i < pathDescription.size(); ++i) {
pathDescription[i].length = ApproximateDistanceByEuclid(pathDescription[i-1].location, pathDescription[i].location);
}
double lengthOfSegment = 0;
unsigned durationOfSegment = 0;
unsigned indexOfSegmentBegin = 0;
std::string string0 = sEngine.GetEscapedNameForNameID(pathDescription[0].nameID);
std::string string1;
/*Simplify turn instructions
Input :
10. Turn left on B 36 for 20 km
11. Continue on B 35; B 36 for 2 km
12. Continue on B 36 for 13 km
becomes:
10. Turn left on B 36 for 35 km
*/
//TODO: rework to check only end and start of string.
// stl string is way to expensive
// unsigned lastTurn = 0;
// for(unsigned i = 1; i < pathDescription.size(); ++i) {
// string1 = sEngine.GetEscapedNameForNameID(pathDescription[i].nameID);
// if(TurnInstructionsClass::GoStraight == pathDescription[i].turnInstruction) {
// if(std::string::npos != string0.find(string1+";")
// || std::string::npos != string0.find(";"+string1)
// || std::string::npos != string0.find(string1+" ;")
// || std::string::npos != string0.find("; "+string1)
// ){
// INFO("->next correct: " << string0 << " contains " << string1);
// for(; lastTurn != i; ++lastTurn)
// pathDescription[lastTurn].nameID = pathDescription[i].nameID;
// pathDescription[i].turnInstruction = TurnInstructionsClass::NoTurn;
// } else if(std::string::npos != string1.find(string0+";")
// || std::string::npos != string1.find(";"+string0)
// || std::string::npos != string1.find(string0+" ;")
// || std::string::npos != string1.find("; "+string0)
// ){
// INFO("->prev correct: " << string1 << " contains " << string0);
// pathDescription[i].nameID = pathDescription[i-1].nameID;
// pathDescription[i].turnInstruction = TurnInstructionsClass::NoTurn;
// }
// }
// if (TurnInstructionsClass::NoTurn != pathDescription[i].turnInstruction) {
// lastTurn = i;
// }
// string0 = string1;
// }
for(unsigned i = 1; i < pathDescription.size(); ++i) {
entireLength += pathDescription[i].length;
lengthOfSegment += pathDescription[i].length;
durationOfSegment += pathDescription[i].duration;
pathDescription[indexOfSegmentBegin].length = lengthOfSegment;
pathDescription[indexOfSegmentBegin].duration = durationOfSegment;
if(TurnInstructionsClass::NoTurn != pathDescription[i].turnInstruction) {
//INFO("Turn after " << lengthOfSegment << "m into way with name id " << segment.nameID);
assert(pathDescription[i].necessary);
lengthOfSegment = 0;
durationOfSegment = 0;
indexOfSegmentBegin = i;
}
}
// INFO("#segs: " << pathDescription.size());
//Post-processing to remove empty or nearly empty path segments
if(FLT_EPSILON > pathDescription.back().length) {
// INFO("#segs: " << pathDescription.size() << ", last ratio: " << targetPhantom.ratio << ", length: " << pathDescription.back().length);
if(pathDescription.size() > 2){
pathDescription.pop_back();
pathDescription.back().necessary = true;
pathDescription.back().turnInstruction = TurnInstructions.NoTurn;
targetPhantom.nodeBasedEdgeNameID = (pathDescription.end()-2)->nameID;
// INFO("Deleting last turn instruction");
}
} else {
pathDescription[indexOfSegmentBegin].duration *= (1.-targetPhantom.ratio);
}
if(FLT_EPSILON > pathDescription[0].length) {
//TODO: this is never called actually?
if(pathDescription.size() > 2) {
pathDescription.erase(pathDescription.begin());
pathDescription[0].turnInstruction = TurnInstructions.HeadOn;
pathDescription[0].necessary = true;
startPhantom.nodeBasedEdgeNameID = pathDescription[0].nameID;
// INFO("Deleting first turn instruction, ratio: " << startPhantom.ratio << ", length: " << pathDescription[0].length);
}
} else {
pathDescription[0].duration *= startPhantom.ratio;
}
//Generalize poly line
dp.Run(pathDescription, zoomLevel);
//fix what needs to be fixed else
for(unsigned i = 0; i < pathDescription.size()-1 && pathDescription.size() >= 2; ++i){
if(pathDescription[i].necessary) {
double angle = GetBearing(pathDescription[i].location, pathDescription[i+1].location);
pathDescription[i].bearing = angle;
}
}
// BuildRouteSummary(entireLength, duration);
return;
}
void DescriptionFactory::BuildRouteSummary(const double distance, const unsigned time) {
summary.startName = startPhantom.nodeBasedEdgeNameID;
summary.destName = targetPhantom.nodeBasedEdgeNameID;
summary.BuildDurationAndLengthStrings(distance, time);
}
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef DESCRIPTIONFACTORY_H_
#define DESCRIPTIONFACTORY_H_
#include <vector>
#include "../typedefs.h"
#include "../Algorithms/DouglasPeucker.h"
#include "../Algorithms/PolylineCompressor.h"
#include "../DataStructures/Coordinate.h"
#include "../DataStructures/QueryEdge.h"
#include "../DataStructures/SearchEngine.h"
#include "../DataStructures/SegmentInformation.h"
#include "../DataStructures/TurnInstructions.h"
/* This class is fed with all way segments in consecutive order
* and produces the description plus the encoded polyline */
class DescriptionFactory {
DouglasPeucker<SegmentInformation> dp;
PolylineCompressor pc;
PhantomNode startPhantom, targetPhantom;
typedef SearchEngine<QueryEdge::EdgeData, StaticGraph<QueryEdge::EdgeData> > SearchEngineT;
double DegreeToRadian(const double degree) const;
double RadianToDegree(const double degree) const;
public:
struct _RouteSummary {
std::string lengthString;
std::string durationString;
unsigned startName;
unsigned destName;
_RouteSummary() : lengthString("0"), durationString("0"), startName(0), destName(0) {}
void BuildDurationAndLengthStrings(const double distance, const unsigned time) {
//compute distance/duration for route summary
std::ostringstream s;
s << round(distance);
lengthString = s.str();
int travelTime = time/10 + 1;
s.str("");
s << travelTime;
durationString = s.str();
}
} summary;
double entireLength;
//I know, declaring this public is considered bad. I'm lazy
std::vector <SegmentInformation> pathDescription;
DescriptionFactory();
virtual ~DescriptionFactory();
double GetBearing(const _Coordinate& C, const _Coordinate& B) const;
void AppendEncodedPolylineString(std::string &output);
void AppendUnencodedPolylineString(std::string &output);
void AppendSegment(const _Coordinate & coordinate, const _PathData & data);
void BuildRouteSummary(const double distance, const unsigned time);
void SetStartSegment(const PhantomNode & startPhantom);
void SetEndSegment(const PhantomNode & startPhantom);
void AppendEncodedPolylineString(std::string & output, bool isEncoded);
void Run(const SearchEngineT &sEngine, const unsigned zoomLevel);
};
#endif /* DESCRIPTIONFACTORY_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef GPX_DESCRIPTOR_H_
#define GPX_DESCRIPTOR_H_
#include <boost/foreach.hpp>
#include "BaseDescriptor.h"
template<class SearchEngineT>
class GPXDescriptor : public BaseDescriptor<SearchEngineT>{
private:
_DescriptorConfig config;
_Coordinate current;
std::string tmp;
public:
void SetConfig(const _DescriptorConfig& c) { config = c; }
void Run(http::Reply & reply, const RawRouteData &rawRoute, PhantomNodes &phantomNodes, SearchEngineT &sEngine) {
reply.content += ("<?xml version=\"1.0\" encoding=\"UTF-8\"?>");
reply.content += "<gpx creator=\"OSRM Routing Engine\" version=\"1.1\" xmlns=\"http://www.topografix.com/GPX/1/1\" "
"xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" "
"xsi:schemaLocation=\"http://www.topografix.com/GPX/1/1 gpx.xsd"
"\">";
reply.content += "<rte>";
if(rawRoute.lengthOfShortestPath != INT_MAX && rawRoute.computedShortestPath.size()) {
convertInternalLatLonToString(phantomNodes.startPhantom.location.lat, tmp);
reply.content += "<rtept lat=\"" + tmp + "\" ";
convertInternalLatLonToString(phantomNodes.startPhantom.location.lon, tmp);
reply.content += "lon=\"" + tmp + "\"></rtept>";
BOOST_FOREACH(_PathData pathData, rawRoute.computedShortestPath) {
sEngine.GetCoordinatesForNodeID(pathData.node, current);
convertInternalLatLonToString(current.lat, tmp);
reply.content += "<rtept lat=\"" + tmp + "\" ";
convertInternalLatLonToString(current.lon, tmp);
reply.content += "lon=\"" + tmp + "\"></rtept>";
}
convertInternalLatLonToString(phantomNodes.targetPhantom.location.lat, tmp);
reply.content += "<rtept lat=\"" + tmp + "\" ";
convertInternalLatLonToString(phantomNodes.targetPhantom.location.lon, tmp);
reply.content += "lon=\"" + tmp + "\"></rtept>";
}
reply.content += "</rte></gpx>";
}
};
#endif /* GPX_DESCRIPTOR_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef JSON_DESCRIPTOR_H_
#define JSON_DESCRIPTOR_H_
#include <algorithm>
#include <boost/lambda/lambda.hpp>
#include <boost/bind.hpp>
#include "BaseDescriptor.h"
#include "DescriptionFactory.h"
#include "../Algorithms/ObjectToBase64.h"
#include "../DataStructures/SegmentInformation.h"
#include "../DataStructures/TurnInstructions.h"
#include "../Util/Azimuth.h"
#include "../Util/StringUtil.h"
template<class SearchEngineT>
class JSONDescriptor : public BaseDescriptor<SearchEngineT>{
private:
_DescriptorConfig config;
DescriptionFactory descriptionFactory;
DescriptionFactory alternateDescriptionFactory;
_Coordinate current;
unsigned numberOfEnteredRestrictedAreas;
struct {
int startIndex;
int nameID;
int leaveAtExit;
} roundAbout;
struct Segment {
Segment() : nameID(-1), length(-1), position(-1) {}
Segment(int n, int l, int p) : nameID(n), length(l), position(p) {}
int nameID;
int length;
int position;
};
std::vector<Segment> shortestSegments, alternativeSegments;
struct RouteNames {
std::string shortestPathName1;
std::string shortestPathName2;
std::string alternativePathName1;
std::string alternativePathName2;
};
public:
JSONDescriptor() : numberOfEnteredRestrictedAreas(0) {}
void SetConfig(const _DescriptorConfig & c) { config = c; }
void Run(http::Reply & reply, const RawRouteData &rawRoute, PhantomNodes &phantomNodes, SearchEngineT &sEngine) {
WriteHeaderToOutput(reply.content);
if(rawRoute.lengthOfShortestPath != INT_MAX) {
descriptionFactory.SetStartSegment(phantomNodes.startPhantom);
reply.content += "0,"
"\"status_message\": \"Found route between points\",";
//Get all the coordinates for the computed route
BOOST_FOREACH(const _PathData & pathData, rawRoute.computedShortestPath) {
sEngine.GetCoordinatesForNodeID(pathData.node, current);
descriptionFactory.AppendSegment(current, pathData );
}
descriptionFactory.SetEndSegment(phantomNodes.targetPhantom);
} else {
//We do not need to do much, if there is no route ;-)
reply.content += "207,"
"\"status_message\": \"Cannot find route between points\",";
}
descriptionFactory.Run(sEngine, config.z);
reply.content += "\"route_geometry\": ";
if(config.geometry) {
descriptionFactory.AppendEncodedPolylineString(reply.content, config.encodeGeometry);
} else {
reply.content += "[]";
}
reply.content += ","
"\"route_instructions\": [";
numberOfEnteredRestrictedAreas = 0;
if(config.instructions) {
BuildTextualDescription(descriptionFactory, reply, rawRoute.lengthOfShortestPath, sEngine, shortestSegments);
} else {
BOOST_FOREACH(const SegmentInformation & segment, descriptionFactory.pathDescription) {
TurnInstruction currentInstruction = segment.turnInstruction & TurnInstructions.InverseAccessRestrictionFlag;
numberOfEnteredRestrictedAreas += (currentInstruction != segment.turnInstruction);
}
}
reply.content += "],";
descriptionFactory.BuildRouteSummary(descriptionFactory.entireLength, rawRoute.lengthOfShortestPath - ( numberOfEnteredRestrictedAreas*TurnInstructions.AccessRestrictionPenalty));
reply.content += "\"route_summary\":";
reply.content += "{";
reply.content += "\"total_distance\":";
reply.content += descriptionFactory.summary.lengthString;
reply.content += ","
"\"total_time\":";
reply.content += descriptionFactory.summary.durationString;
reply.content += ","
"\"start_point\":\"";
reply.content += sEngine.GetEscapedNameForNameID(descriptionFactory.summary.startName);
reply.content += "\","
"\"end_point\":\"";
reply.content += sEngine.GetEscapedNameForNameID(descriptionFactory.summary.destName);
reply.content += "\"";
reply.content += "}";
reply.content +=",";
//only one alternative route is computed at this time, so this is hardcoded
if(rawRoute.lengthOfAlternativePath != INT_MAX) {
alternateDescriptionFactory.SetStartSegment(phantomNodes.startPhantom);
//Get all the coordinates for the computed route
BOOST_FOREACH(const _PathData & pathData, rawRoute.computedAlternativePath) {
sEngine.GetCoordinatesForNodeID(pathData.node, current);
alternateDescriptionFactory.AppendSegment(current, pathData );
}
alternateDescriptionFactory.SetEndSegment(phantomNodes.targetPhantom);
}
alternateDescriptionFactory.Run(sEngine, config.z);
//give an array of alternative routes
reply.content += "\"alternative_geometries\": [";
if(config.geometry && INT_MAX != rawRoute.lengthOfAlternativePath) {
//Generate the linestrings for each alternative
alternateDescriptionFactory.AppendEncodedPolylineString(reply.content, config.encodeGeometry);
}
reply.content += "],";
reply.content += "\"alternative_instructions\":[";
numberOfEnteredRestrictedAreas = 0;
if(INT_MAX != rawRoute.lengthOfAlternativePath) {
reply.content += "[";
//Generate instructions for each alternative
if(config.instructions) {
BuildTextualDescription(alternateDescriptionFactory, reply, rawRoute.lengthOfAlternativePath, sEngine, alternativeSegments);
} else {
BOOST_FOREACH(const SegmentInformation & segment, alternateDescriptionFactory.pathDescription) {
TurnInstruction currentInstruction = segment.turnInstruction & TurnInstructions.InverseAccessRestrictionFlag;
numberOfEnteredRestrictedAreas += (currentInstruction != segment.turnInstruction);
}
}
reply.content += "]";
}
reply.content += "],";
reply.content += "\"alternative_summaries\":[";
if(INT_MAX != rawRoute.lengthOfAlternativePath) {
//Generate route summary (length, duration) for each alternative
alternateDescriptionFactory.BuildRouteSummary(alternateDescriptionFactory.entireLength, rawRoute.lengthOfAlternativePath - ( numberOfEnteredRestrictedAreas*TurnInstructions.AccessRestrictionPenalty));
reply.content += "{";
reply.content += "\"total_distance\":";
reply.content += alternateDescriptionFactory.summary.lengthString;
reply.content += ","
"\"total_time\":";
reply.content += alternateDescriptionFactory.summary.durationString;
reply.content += ","
"\"start_point\":\"";
reply.content += sEngine.GetEscapedNameForNameID(descriptionFactory.summary.startName);
reply.content += "\","
"\"end_point\":\"";
reply.content += sEngine.GetEscapedNameForNameID(descriptionFactory.summary.destName);
reply.content += "\"";
reply.content += "}";
}
reply.content += "],";
//Get Names for both routes
RouteNames routeNames;
GetRouteNames(shortestSegments, alternativeSegments, sEngine, routeNames);
reply.content += "\"route_name\":[\"";
reply.content += routeNames.shortestPathName1;
reply.content += "\",\"";
reply.content += routeNames.shortestPathName2;
reply.content += "\"],"
"\"alternative_names\":[";
reply.content += "[\"";
reply.content += routeNames.alternativePathName1;
reply.content += "\",\"";
reply.content += routeNames.alternativePathName2;
reply.content += "\"]";
reply.content += "],";
//list all viapoints so that the client may display it
reply.content += "\"via_points\":[";
std::string tmp;
if(config.geometry && INT_MAX != rawRoute.lengthOfShortestPath) {
for(unsigned i = 0; i < rawRoute.segmentEndCoordinates.size(); ++i) {
reply.content += "[";
if(rawRoute.segmentEndCoordinates[i].startPhantom.location.isSet())
convertInternalReversedCoordinateToString(rawRoute.segmentEndCoordinates[i].startPhantom.location, tmp);
else
convertInternalReversedCoordinateToString(rawRoute.rawViaNodeCoordinates[i], tmp);
reply.content += tmp;
reply.content += "],";
}
reply.content += "[";
if(rawRoute.segmentEndCoordinates.back().startPhantom.location.isSet())
convertInternalReversedCoordinateToString(rawRoute.segmentEndCoordinates.back().targetPhantom.location, tmp);
else
convertInternalReversedCoordinateToString(rawRoute.rawViaNodeCoordinates.back(), tmp);
reply.content += tmp;
reply.content += "]";
}
reply.content += "],";
reply.content += "\"hint_data\": {";
reply.content += "\"checksum\":";
intToString(rawRoute.checkSum, tmp);
reply.content += tmp;
reply.content += ", \"locations\": [";
std::string hint;
for(unsigned i = 0; i < rawRoute.segmentEndCoordinates.size(); ++i) {
reply.content += "\"";
EncodeObjectToBase64(rawRoute.segmentEndCoordinates[i].startPhantom, hint);
reply.content += hint;
reply.content += "\", ";
}
EncodeObjectToBase64(rawRoute.segmentEndCoordinates.back().targetPhantom, hint);
reply.content += "\"";
reply.content += hint;
reply.content += "\"]";
reply.content += "},";
reply.content += "\"transactionId\": \"OSRM Routing Engine JSON Descriptor (v0.3)\"";
reply.content += "}";
}
void GetRouteNames(std::vector<Segment> & shortestSegments, std::vector<Segment> & alternativeSegments, SearchEngineT &sEngine, RouteNames & routeNames) {
/*** extract names for both alternatives ***/
Segment shortestSegment1, shortestSegment2;
Segment alternativeSegment1, alternativeSegment2;
if(0 < shortestSegments.size()) {
sort(shortestSegments.begin(), shortestSegments.end(), boost::bind(&Segment::length, _1) > boost::bind(&Segment::length, _2) );
shortestSegment1 = shortestSegments[0];
if(0 < alternativeSegments.size()) {
sort(alternativeSegments.begin(), alternativeSegments.end(), boost::bind(&Segment::length, _1) > boost::bind(&Segment::length, _2) );
alternativeSegment1 = alternativeSegments[0];
}
std::vector<Segment> shortestDifference(shortestSegments.size());
std::vector<Segment> alternativeDifference(alternativeSegments.size());
std::set_difference(shortestSegments.begin(), shortestSegments.end(), alternativeSegments.begin(), alternativeSegments.end(), shortestDifference.begin(), boost::bind(&Segment::nameID, _1) < boost::bind(&Segment::nameID, _2) );
if(0 < shortestDifference.size() ) {
unsigned i = 0;
while( i < shortestDifference.size() && shortestDifference[i].nameID == shortestSegments[0].nameID) {
++i;
}
if(i < shortestDifference.size()) {
shortestSegment2 = shortestDifference[i];
}
}
std::set_difference(alternativeSegments.begin(), alternativeSegments.end(), shortestSegments.begin(), shortestSegments.end(), alternativeDifference.begin(), boost::bind(&Segment::nameID, _1) < boost::bind(&Segment::nameID, _2) );
if(0 < alternativeDifference.size() ) {
unsigned i = 0;
while( i < alternativeDifference.size() && alternativeDifference[i].nameID == alternativeSegments[0].nameID) {
++i;
}
if(i < alternativeDifference.size()) {
alternativeSegment2 = alternativeDifference[i];
}
}
if(shortestSegment1.position > shortestSegment2.position)
std::swap(shortestSegment1, shortestSegment2);
if(alternativeSegment1.position > alternativeSegment2.position)
std::swap(alternativeSegment1, alternativeSegment2);
routeNames.shortestPathName1 = sEngine.GetEscapedNameForNameID(shortestSegment1.nameID);
routeNames.shortestPathName2 = sEngine.GetEscapedNameForNameID(shortestSegment2.nameID);
routeNames.alternativePathName1 = sEngine.GetEscapedNameForNameID(alternativeSegment1.nameID);
routeNames.alternativePathName2 += sEngine.GetEscapedNameForNameID(alternativeSegment2.nameID);
}
}
inline void WriteHeaderToOutput(std::string & output) {
output += "{"
"\"version\": 0.3,"
"\"status\":";
}
inline void BuildTextualDescription(DescriptionFactory & descriptionFactory, http::Reply & reply, const int lengthOfRoute, const SearchEngineT &sEngine, std::vector<Segment> & segmentVector) {
//Segment information has following format:
//["instruction","streetname",length,position,time,"length","earth_direction",azimuth]
//Example: ["Turn left","High Street",200,4,10,"200m","NE",22.5]
//See also: http://developers.cloudmade.com/wiki/navengine/JSON_format
unsigned prefixSumOfNecessarySegments = 0;
roundAbout.leaveAtExit = 0;
roundAbout.nameID = 0;
std::string tmpDist, tmpLength, tmpDuration, tmpBearing, tmpInstruction;
//Fetch data from Factory and generate a string from it.
BOOST_FOREACH(const SegmentInformation & segment, descriptionFactory.pathDescription) {
TurnInstruction currentInstruction = segment.turnInstruction & TurnInstructions.InverseAccessRestrictionFlag;
numberOfEnteredRestrictedAreas += (currentInstruction != segment.turnInstruction);
if(TurnInstructions.TurnIsNecessary( currentInstruction) ) {
if(TurnInstructions.EnterRoundAbout == currentInstruction) {
roundAbout.nameID = segment.nameID;
roundAbout.startIndex = prefixSumOfNecessarySegments;
} else {
if(0 != prefixSumOfNecessarySegments){
reply.content += ",";
}
reply.content += "[\"";
if(TurnInstructions.LeaveRoundAbout == currentInstruction) {
intToString(TurnInstructions.EnterRoundAbout, tmpInstruction);
reply.content += tmpInstruction;
reply.content += "-";
intToString(roundAbout.leaveAtExit+1, tmpInstruction);
reply.content += tmpInstruction;
roundAbout.leaveAtExit = 0;
} else {
intToString(currentInstruction, tmpInstruction);
reply.content += tmpInstruction;
}
reply.content += "\",\"";
reply.content += sEngine.GetEscapedNameForNameID(segment.nameID);
reply.content += "\",";
intToString(segment.length, tmpDist);
reply.content += tmpDist;
reply.content += ",";
intToString(prefixSumOfNecessarySegments, tmpLength);
reply.content += tmpLength;
reply.content += ",";
intToString(segment.duration/10, tmpDuration);
reply.content += tmpDuration;
reply.content += ",\"";
intToString(segment.length, tmpLength);
reply.content += tmpLength;
reply.content += "m\",\"";
reply.content += Azimuth::Get(segment.bearing);
reply.content += "\",";
intToString(round(segment.bearing), tmpBearing);
reply.content += tmpBearing;
reply.content += "]";
segmentVector.push_back( Segment(segment.nameID, segment.length, segmentVector.size() ));
}
} else if(TurnInstructions.StayOnRoundAbout == currentInstruction) {
++roundAbout.leaveAtExit;
}
if(segment.necessary)
++prefixSumOfNecessarySegments;
}
if(INT_MAX != lengthOfRoute) {
reply.content += ",[\"";
intToString(TurnInstructions.ReachedYourDestination, tmpInstruction);
reply.content += tmpInstruction;
reply.content += "\",\"";
reply.content += "\",";
reply.content += "0";
reply.content += ",";
intToString(prefixSumOfNecessarySegments-1, tmpLength);
reply.content += tmpLength;
reply.content += ",";
reply.content += "0";
reply.content += ",\"";
reply.content += "\",\"";
reply.content += Azimuth::Get(0.0);
reply.content += "\",";
reply.content += "0.0";
reply.content += "]";
}
}
};
#endif /* JSON_DESCRIPTOR_H_ */
Submodule Docs deleted from f7150057d5
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef BASEPARSER_H_
#define BASEPARSER_H_
extern "C" {
#include <lua.h>
#include <lauxlib.h>
#include <lualib.h>
}
#include "ScriptingEnvironment.h"
template<class ExternalMemoryT, typename NodeT, typename RestrictionT, typename WayT>
class BaseParser {
public:
virtual ~BaseParser() {}
virtual bool Init() = 0;
virtual void RegisterCallbacks(ExternalMemoryT * externalMemory) = 0;
virtual void RegisterScriptingEnvironment(ScriptingEnvironment & _se) = 0;
virtual bool Parse() = 0;
void report_errors(lua_State *L, int status) {
if ( status!=0 ) {
std::cerr << "-- " << lua_tostring(L, -1) << std::endl;
lua_pop(L, 1); // remove error message
}
}
};
#endif /* BASEPARSER_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#include "ExtractionContainers.h"
void ExtractionContainers::PrepareData(const std::string & outputFileName, const std::string restrictionsFileName, const unsigned amountOfRAM) {
try {
unsigned usedNodeCounter = 0;
unsigned usedEdgeCounter = 0;
double time = get_timestamp();
boost::uint64_t memory_to_use = static_cast<boost::uint64_t>(amountOfRAM) * 1024 * 1024 * 1024;
cout << "[extractor] Sorting used nodes ... " << flush;
stxxl::sort(usedNodeIDs.begin(), usedNodeIDs.end(), Cmp(), memory_to_use);
cout << "ok, after " << get_timestamp() - time << "s" << endl;
time = get_timestamp();
cout << "[extractor] Erasing duplicate nodes ... " << flush;
stxxl::vector<NodeID>::iterator NewEnd = unique ( usedNodeIDs.begin(),usedNodeIDs.end() ) ;
usedNodeIDs.resize ( NewEnd - usedNodeIDs.begin() );
cout << "ok, after " << get_timestamp() - time << "s" << endl;
time = get_timestamp();
cout << "[extractor] Sorting all nodes ... " << flush;
stxxl::sort(allNodes.begin(), allNodes.end(), CmpNodeByID(), memory_to_use);
cout << "ok, after " << get_timestamp() - time << "s" << endl;
time = get_timestamp();
cout << "[extractor] Sorting used ways ... " << flush;
stxxl::sort(wayStartEndVector.begin(), wayStartEndVector.end(), CmpWayByID(), memory_to_use);
cout << "ok, after " << get_timestamp() - time << "s" << endl;
cout << "[extractor] Sorting restrctns. by from... " << flush;
stxxl::sort(restrictionsVector.begin(), restrictionsVector.end(), CmpRestrictionContainerByFrom(), memory_to_use);
cout << "ok, after " << get_timestamp() - time << "s" << endl;
cout << "[extractor] Fixing restriction starts ... " << flush;
STXXLRestrictionsVector::iterator restrictionsIT = restrictionsVector.begin();
STXXLWayIDStartEndVector::iterator wayStartAndEndEdgeIT = wayStartEndVector.begin();
while(wayStartAndEndEdgeIT != wayStartEndVector.end() && restrictionsIT != restrictionsVector.end()) {
if(wayStartAndEndEdgeIT->wayID < restrictionsIT->fromWay){
++wayStartAndEndEdgeIT;
continue;
}
if(wayStartAndEndEdgeIT->wayID > restrictionsIT->fromWay) {
++restrictionsIT;
continue;
}
assert(wayStartAndEndEdgeIT->wayID == restrictionsIT->fromWay);
NodeID viaNode = restrictionsIT->restriction.viaNode;
if(wayStartAndEndEdgeIT->firstStart == viaNode) {
restrictionsIT->restriction.fromNode = wayStartAndEndEdgeIT->firstTarget;
} else if(wayStartAndEndEdgeIT->firstTarget == viaNode) {
restrictionsIT->restriction.fromNode = wayStartAndEndEdgeIT->firstStart;
} else if(wayStartAndEndEdgeIT->lastStart == viaNode) {
restrictionsIT->restriction.fromNode = wayStartAndEndEdgeIT->lastTarget;
} else if(wayStartAndEndEdgeIT->lastTarget == viaNode) {
restrictionsIT->restriction.fromNode = wayStartAndEndEdgeIT->lastStart;
}
++restrictionsIT;
}
cout << "ok, after " << get_timestamp() - time << "s" << endl;
time = get_timestamp();
cout << "[extractor] Sorting restrctns. by to ... " << flush;
stxxl::sort(restrictionsVector.begin(), restrictionsVector.end(), CmpRestrictionContainerByTo(), memory_to_use);
cout << "ok, after " << get_timestamp() - time << "s" << endl;
time = get_timestamp();
unsigned usableRestrictionsCounter(0);
cout << "[extractor] Fixing restriction ends ... " << flush;
restrictionsIT = restrictionsVector.begin();
wayStartAndEndEdgeIT = wayStartEndVector.begin();
while(wayStartAndEndEdgeIT != wayStartEndVector.end() && restrictionsIT != restrictionsVector.end()) {
if(wayStartAndEndEdgeIT->wayID < restrictionsIT->toWay){
++wayStartAndEndEdgeIT;
continue;
}
if(wayStartAndEndEdgeIT->wayID > restrictionsIT->toWay) {
++restrictionsIT;
continue;
}
NodeID viaNode = restrictionsIT->restriction.viaNode;
if(wayStartAndEndEdgeIT->lastStart == viaNode) {
restrictionsIT->restriction.toNode = wayStartAndEndEdgeIT->lastTarget;
} else if(wayStartAndEndEdgeIT->lastTarget == viaNode) {
restrictionsIT->restriction.toNode = wayStartAndEndEdgeIT->lastStart;
} else if(wayStartAndEndEdgeIT->firstStart == viaNode) {
restrictionsIT->restriction.toNode = wayStartAndEndEdgeIT->firstTarget;
} else if(wayStartAndEndEdgeIT->firstTarget == viaNode) {
restrictionsIT->restriction.toNode = wayStartAndEndEdgeIT->firstStart;
}
if(UINT_MAX != restrictionsIT->restriction.fromNode && UINT_MAX != restrictionsIT->restriction.toNode) {
++usableRestrictionsCounter;
}
++restrictionsIT;
}
cout << "ok, after " << get_timestamp() - time << "s" << endl;
INFO("usable restrictions: " << usableRestrictionsCounter );
//serialize restrictions
ofstream restrictionsOutstream;
restrictionsOutstream.open(restrictionsFileName.c_str(), ios::binary);
restrictionsOutstream.write((char*)&usableRestrictionsCounter, sizeof(unsigned));
for(restrictionsIT = restrictionsVector.begin(); restrictionsIT != restrictionsVector.end(); ++restrictionsIT) {
if(UINT_MAX != restrictionsIT->restriction.fromNode && UINT_MAX != restrictionsIT->restriction.toNode) {
restrictionsOutstream.write((char *)&(restrictionsIT->restriction), sizeof(_Restriction));
}
}
restrictionsOutstream.close();
ofstream fout;
fout.open(outputFileName.c_str(), ios::binary);
fout.write((char*)&usedNodeCounter, sizeof(unsigned));
time = get_timestamp();
cout << "[extractor] Confirming/Writing used nodes ... " << flush;
STXXLNodeVector::iterator nodesIT = allNodes.begin();
STXXLNodeIDVector::iterator usedNodeIDsIT = usedNodeIDs.begin();
while(usedNodeIDsIT != usedNodeIDs.end() && nodesIT != allNodes.end()) {
if(*usedNodeIDsIT < nodesIT->id){
++usedNodeIDsIT;
continue;
}
if(*usedNodeIDsIT > nodesIT->id) {
++nodesIT;
continue;
}
if(*usedNodeIDsIT == nodesIT->id) {
fout.write((char*)&(*nodesIT), sizeof(_Node));
++usedNodeCounter;
++usedNodeIDsIT;
++nodesIT;
}
}
cout << "ok, after " << get_timestamp() - time << "s" << endl;
cout << "[extractor] setting number of nodes ... " << flush;
ios::pos_type positionInFile = fout.tellp();
fout.seekp(ios::beg);
fout.write((char*)&usedNodeCounter, sizeof(unsigned));
fout.seekp(positionInFile);
cout << "ok" << endl;
time = get_timestamp();
// Sort edges by start.
cout << "[extractor] Sorting edges by start ... " << flush;
stxxl::sort(allEdges.begin(), allEdges.end(), CmpEdgeByStartID(), memory_to_use);
cout << "ok, after " << get_timestamp() - time << "s" << endl;
time = get_timestamp();
cout << "[extractor] Setting start coords ... " << flush;
fout.write((char*)&usedEdgeCounter, sizeof(unsigned));
// Traverse list of edges and nodes in parallel and set start coord
nodesIT = allNodes.begin();
STXXLEdgeVector::iterator edgeIT = allEdges.begin();
while(edgeIT != allEdges.end() && nodesIT != allNodes.end()) {
if(edgeIT->start < nodesIT->id){
++edgeIT;
continue;
}
if(edgeIT->start > nodesIT->id) {
nodesIT++;
continue;
}
if(edgeIT->start == nodesIT->id) {
edgeIT->startCoord.lat = nodesIT->lat;
edgeIT->startCoord.lon = nodesIT->lon;
++edgeIT;
}
}
cout << "ok, after " << get_timestamp() - time << "s" << endl;
time = get_timestamp();
// Sort Edges by target
cout << "[extractor] Sorting edges by target ... " << flush;
stxxl::sort(allEdges.begin(), allEdges.end(), CmpEdgeByTargetID(), memory_to_use);
cout << "ok, after " << get_timestamp() - time << "s" << endl;
time = get_timestamp();
cout << "[extractor] Setting target coords ... " << flush;
// Traverse list of edges and nodes in parallel and set target coord
nodesIT = allNodes.begin();
edgeIT = allEdges.begin();
while(edgeIT != allEdges.end() && nodesIT != allNodes.end()) {
if(edgeIT->target < nodesIT->id){
++edgeIT;
continue;
}
if(edgeIT->target > nodesIT->id) {
++nodesIT;
continue;
}
if(edgeIT->target == nodesIT->id) {
if(edgeIT->startCoord.lat != INT_MIN && edgeIT->startCoord.lon != INT_MIN) {
edgeIT->targetCoord.lat = nodesIT->lat;
edgeIT->targetCoord.lon = nodesIT->lon;
double distance = ApproximateDistance(edgeIT->startCoord.lat, edgeIT->startCoord.lon, nodesIT->lat, nodesIT->lon);
assert(edgeIT->speed != -1);
double weight = ( distance * 10. ) / (edgeIT->speed / 3.6);
int intWeight = std::max(1, (int)std::floor((edgeIT->isDurationSet ? edgeIT->speed : weight)+.5) );
int intDist = std::max(1, (int)distance);
short zero = 0;
short one = 1;
fout.write((char*)&edgeIT->start, sizeof(unsigned));
fout.write((char*)&edgeIT->target, sizeof(unsigned));
fout.write((char*)&intDist, sizeof(int));
switch(edgeIT->direction) {
case _Way::notSure:
fout.write((char*)&zero, sizeof(short));
break;
case _Way::oneway:
fout.write((char*)&one, sizeof(short));
break;
case _Way::bidirectional:
fout.write((char*)&zero, sizeof(short));
break;
case _Way::opposite:
fout.write((char*)&one, sizeof(short));
break;
default:
cerr << "[error] edge with no direction: " << edgeIT->direction << endl;
assert(false);
break;
}
fout.write((char*)&intWeight, sizeof(int));
assert(edgeIT->type >= 0);
fout.write((char*)&edgeIT->type, sizeof(short));
fout.write((char*)&edgeIT->nameID, sizeof(unsigned));
fout.write((char*)&edgeIT->isRoundabout, sizeof(bool));
fout.write((char*)&edgeIT->ignoreInGrid, sizeof(bool));
fout.write((char*)&edgeIT->isAccessRestricted, sizeof(bool));
}
++usedEdgeCounter;
++edgeIT;
}
}
cout << "ok, after " << get_timestamp() - time << "s" << endl;
cout << "[extractor] setting number of edges ... " << flush;
fout.seekp(positionInFile);
fout.write((char*)&usedEdgeCounter, sizeof(unsigned));
fout.close();
cout << "ok" << endl;
time = get_timestamp();
cout << "[extractor] writing street name index ... " << flush;
std::string nameOutFileName = (outputFileName + ".names");
ofstream nameOutFile(nameOutFileName.c_str(), ios::binary);
unsigned sizeOfNameIndex = nameVector.size();
nameOutFile.write((char *)&(sizeOfNameIndex), sizeof(unsigned));
BOOST_FOREACH(string str, nameVector) {
unsigned lengthOfRawString = strlen(str.c_str());
nameOutFile.write((char *)&(lengthOfRawString), sizeof(unsigned));
nameOutFile.write(str.c_str(), lengthOfRawString);
}
nameOutFile.close();
cout << "ok, after " << get_timestamp() - time << "s" << endl;
// time = get_timestamp();
// cout << "[extractor] writing address list ... " << flush;
//
// adressFileName.append(".address");
// ofstream addressOutFile(adressFileName.c_str());
// for(STXXLAddressVector::iterator it = adressVector.begin(); it != adressVector.end(); it++) {
// addressOutFile << it->node.id << "|" << it->node.lat << "|" << it->node.lon << "|" << it->city << "|" << it->street << "|" << it->housenumber << "|" << it->state << "|" << it->country << "\n";
// }
// addressOutFile.close();
// cout << "ok, after " << get_timestamp() - time << "s" << endl;
INFO("Processed " << usedNodeCounter << " nodes and " << usedEdgeCounter << " edges");
} catch ( const exception& e ) {
cerr << "Caught Execption:" << e.what() << endl;
}
}
-69
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef EXTRACTIONCONTAINERS_H_
#define EXTRACTIONCONTAINERS_H_
#include <boost/foreach.hpp>
#include <stxxl.h>
#include "ExtractorStructs.h"
#include "../DataStructures/Util.h"
class ExtractionContainers {
public:
typedef stxxl::vector<NodeID> STXXLNodeIDVector;
typedef stxxl::vector<_Node> STXXLNodeVector;
typedef stxxl::vector<_Edge> STXXLEdgeVector;
typedef stxxl::vector<std::string> STXXLStringVector;
typedef stxxl::vector<_RawRestrictionContainer> STXXLRestrictionsVector;
typedef stxxl::vector<_WayIDStartAndEndEdge> STXXLWayIDStartEndVector;
ExtractionContainers() {
//Check if another instance of stxxl is already running or if there is a general problem
try {
stxxl::vector<unsigned> testForRunningInstance;
} catch(std::exception & e) {
ERR("Could not instantiate STXXL layer." << std::endl << e.what());
}
nameVector.push_back("");
}
virtual ~ExtractionContainers() {
usedNodeIDs.clear();
allNodes.clear();
allEdges.clear();
nameVector.clear();
restrictionsVector.clear();
wayStartEndVector.clear();
}
void PrepareData( const std::string & outputFileName, const std::string restrictionsFileName, const unsigned amountOfRAM);
STXXLNodeIDVector usedNodeIDs;
STXXLNodeVector allNodes;
STXXLEdgeVector allEdges;
STXXLStringVector nameVector;
STXXLRestrictionsVector restrictionsVector;
STXXLWayIDStartEndVector wayStartEndVector;
};
#endif /* EXTRACTIONCONTAINERS_H_ */
-70
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef EXTRACTIONHELPERFUNCTIONS_H_
#define EXTRACTIONHELPERFUNCTIONS_H_
#include <boost/algorithm/string.hpp>
#include <boost/algorithm/string_regex.hpp>
#include <boost/regex.hpp>
#include <climits>
#include "../Util/StringUtil.h"
//TODO: Move into LUA
inline bool durationIsValid(const std::string &s) {
boost::regex e ("((\\d|\\d\\d):)*(\\d|\\d\\d)",boost::regex_constants::icase|boost::regex_constants::perl);
std::vector< std::string > result;
boost::algorithm::split_regex( result, s, boost::regex( ":" ) ) ;
bool matched = regex_match(s, e);
return matched;
}
inline unsigned parseDuration(const std::string &s) {
int hours = 0;
int minutes = 0;
boost::regex e ("((\\d|\\d\\d):)*(\\d|\\d\\d)",boost::regex_constants::icase|boost::regex_constants::perl);
std::vector< std::string > result;
boost::algorithm::split_regex( result, s, boost::regex( ":" ) ) ;
bool matched = regex_match(s, e);
if(matched) {
hours = (result.size()== 2) ? stringToInt(result[0]) : 0;
minutes = (result.size()== 2) ? stringToInt(result[1]) : stringToInt(result[0]);
return 600*(hours*60+minutes);
}
return UINT_MAX;
}
inline int parseMaxspeed(std::string input) { //call-by-value on purpose.
boost::algorithm::to_lower(input);
int n = stringToInt(input);
if (input.find("mph") != std::string::npos || input.find("mp/h") != std::string::npos) {
n = (n*1609)/1000;
}
return n;
}
#endif /* EXTRACTIONHELPERFUNCTIONS_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#include "ExtractorCallbacks.h"
#include "ExtractionHelperFunctions.h"
ExtractorCallbacks::ExtractorCallbacks() {externalMemory = NULL; stringMap = NULL; }
ExtractorCallbacks::ExtractorCallbacks(ExtractionContainers * ext, StringMap * strMap) {
externalMemory = ext;
stringMap = strMap;
}
ExtractorCallbacks::~ExtractorCallbacks() {
}
/** warning: caller needs to take care of synchronization! */
bool ExtractorCallbacks::nodeFunction(_Node &n) {
if(n.lat <= 85*100000 && n.lat >= -85*100000)
externalMemory->allNodes.push_back(n);
return true;
}
bool ExtractorCallbacks::restrictionFunction(_RawRestrictionContainer &r) {
externalMemory->restrictionsVector.push_back(r);
return true;
}
/** warning: caller needs to take care of synchronization! */
bool ExtractorCallbacks::wayFunction(_Way &w) {
/*** Store name of way and split it into edge segments ***/
if ( w.speed > 0 ) { //Only true if the way is specified by the speed profile
//Get the unique identifier for the street name
const StringMap::const_iterator strit = stringMap->find(w.name);
if(strit == stringMap->end()) {
w.nameID = externalMemory->nameVector.size();
externalMemory->nameVector.push_back(w.name);
stringMap->insert(StringMap::value_type(w.name, w.nameID));
} else {
w.nameID = strit->second;
}
if(fabs(-1. - w.speed) < FLT_EPSILON){
WARN("found way with bogus speed, id: " << w.id);
return true;
}
if(w.id == UINT_MAX) {
WARN("found way with unknown type: " << w.id);
return true;
}
if ( w.direction == _Way::opposite ){
std::reverse( w.path.begin(), w.path.end() );
}
for(vector< NodeID >::size_type n = 0; n < w.path.size()-1; ++n) {
externalMemory->allEdges.push_back(_Edge(w.path[n], w.path[n+1], w.type, w.direction, w.speed, w.nameID, w.roundabout, w.ignoreInGrid, w.isDurationSet, w.isAccessRestricted));
externalMemory->usedNodeIDs.push_back(w.path[n]);
}
externalMemory->usedNodeIDs.push_back(w.path.back());
//The following information is needed to identify start and end segments of restrictions
externalMemory->wayStartEndVector.push_back(_WayIDStartAndEndEdge(w.id, w.path[0], w.path[1], w.path[w.path.size()-2], w.path[w.path.size()-1]));
}
return true;
}
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef EXTRACTORCALLBACKS_H_
#define EXTRACTORCALLBACKS_H_
#include <string>
#include <vector>
#include <cfloat>
#include <boost/algorithm/string.hpp>
#include <boost/algorithm/string/regex.hpp>
#include <boost/regex.hpp>
#include "ExtractionContainers.h"
#include "ExtractorStructs.h"
class ExtractorCallbacks{
private:
StringMap * stringMap;
ExtractionContainers * externalMemory;
ExtractorCallbacks();
public:
explicit ExtractorCallbacks(ExtractionContainers * ext, StringMap * strMap);
~ExtractorCallbacks();
/** warning: caller needs to take care of synchronization! */
bool nodeFunction(_Node &n);
bool restrictionFunction(_RawRestrictionContainer &r);
/** warning: caller needs to take care of synchronization! */
bool wayFunction(_Way &w);
};
#endif /* EXTRACTORCALLBACKS_H_ */
-219
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/*
open source routing machine
Copyright (C) Dennis Luxen, 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef EXTRACTORSTRUCTS_H_
#define EXTRACTORSTRUCTS_H_
#include <climits>
#include <string>
#include <boost/algorithm/string.hpp>
#include <boost/algorithm/string/regex.hpp>
#include <boost/regex.hpp>
#include <boost/unordered_map.hpp>
#include "../DataStructures/Coordinate.h"
#include "../DataStructures/HashTable.h"
#include "../DataStructures/ImportNode.h"
#include "../DataStructures/NodeCoords.h"
#include "../DataStructures/Restriction.h"
#include "../DataStructures/Util.h"
#include "../typedefs.h"
typedef boost::unordered_map<std::string, NodeID > StringMap;
typedef boost::unordered_map<std::string, std::pair<int, short> > StringToIntPairMap;
struct _Way {
_Way() {
Clear();
}
inline void Clear(){
id = UINT_MAX;
nameID = UINT_MAX;
path.clear();
keyVals.EraseAll();
direction = _Way::notSure;
speed = -1;
type = -1;
access = true;
roundabout = false;
isDurationSet = false;
isAccessRestricted = false;
ignoreInGrid = false;
}
enum {
notSure = 0, oneway, bidirectional, opposite
} direction;
unsigned id;
unsigned nameID;
std::string name;
double speed;
short type;
bool access;
bool roundabout;
bool isDurationSet;
bool isAccessRestricted;
bool ignoreInGrid;
std::vector< NodeID > path;
HashTable<std::string, std::string> keyVals;
};
struct _Relation {
_Relation() : type(unknown){}
enum {
unknown = 0, ferry, turnRestriction
} type;
HashTable<std::string, std::string> keyVals;
};
struct _Edge {
_Edge() : start(0), target(0), type(0), direction(0), speed(0), nameID(0), isRoundabout(false), ignoreInGrid(false), isDurationSet(false), isAccessRestricted(false) {};
_Edge(NodeID s, NodeID t) : start(s), target(t), type(0), direction(0), speed(0), nameID(0), isRoundabout(false), ignoreInGrid(false), isDurationSet(false), isAccessRestricted(false) { }
_Edge(NodeID s, NodeID t, short tp, short d, double sp): start(s), target(t), type(tp), direction(d), speed(sp), nameID(0), isRoundabout(false), ignoreInGrid(false), isDurationSet(false), isAccessRestricted(false) { }
_Edge(NodeID s, NodeID t, short tp, short d, double sp, unsigned nid, bool isra, bool iing, bool ids, bool iar): start(s), target(t), type(tp), direction(d), speed(sp), nameID(nid), isRoundabout(isra), ignoreInGrid(iing), isDurationSet(ids), isAccessRestricted(iar) {
assert(0 <= type);
}
NodeID start;
NodeID target;
short type;
short direction;
double speed;
unsigned nameID;
bool isRoundabout;
bool ignoreInGrid;
bool isDurationSet;
bool isAccessRestricted;
_Coordinate startCoord;
_Coordinate targetCoord;
static _Edge min_value() {
return _Edge(0,0);
}
static _Edge max_value() {
return _Edge((numeric_limits<unsigned>::max)(), (numeric_limits<unsigned>::max)());
}
};
struct _WayIDStartAndEndEdge {
unsigned wayID;
NodeID firstStart;
NodeID firstTarget;
NodeID lastStart;
NodeID lastTarget;
_WayIDStartAndEndEdge() : wayID(UINT_MAX), firstStart(UINT_MAX), firstTarget(UINT_MAX), lastStart(UINT_MAX), lastTarget(UINT_MAX) {}
_WayIDStartAndEndEdge(unsigned w, NodeID fs, NodeID ft, NodeID ls, NodeID lt) : wayID(w), firstStart(fs), firstTarget(ft), lastStart(ls), lastTarget(lt) {}
static _WayIDStartAndEndEdge min_value() {
return _WayIDStartAndEndEdge((numeric_limits<unsigned>::min)(), (numeric_limits<unsigned>::min)(), (numeric_limits<unsigned>::min)(), (numeric_limits<unsigned>::min)(), (numeric_limits<unsigned>::min)());
}
static _WayIDStartAndEndEdge max_value() {
return _WayIDStartAndEndEdge((numeric_limits<unsigned>::max)(), (numeric_limits<unsigned>::max)(), (numeric_limits<unsigned>::max)(), (numeric_limits<unsigned>::max)(), (numeric_limits<unsigned>::max)());
}
};
struct CmpWayByID : public std::binary_function<_WayIDStartAndEndEdge, _WayIDStartAndEndEdge, bool> {
typedef _WayIDStartAndEndEdge value_type;
bool operator () (const _WayIDStartAndEndEdge & a, const _WayIDStartAndEndEdge & b) const {
return a.wayID < b.wayID;
}
value_type max_value() {
return _WayIDStartAndEndEdge::max_value();
}
value_type min_value() {
return _WayIDStartAndEndEdge::min_value();
}
};
struct Cmp : public std::binary_function<NodeID, NodeID, bool> {
typedef NodeID value_type;
bool operator () (const NodeID & a, const NodeID & b) const {
return a < b;
}
value_type max_value() {
return 0xffffffff;
}
value_type min_value() {
return 0x0;
}
};
struct CmpNodeByID : public std::binary_function<_Node, _Node, bool> {
typedef _Node value_type;
bool operator () (const _Node & a, const _Node & b) const {
return a.id < b.id;
}
value_type max_value() {
return _Node::max_value();
}
value_type min_value() {
return _Node::min_value();
}
};
struct CmpEdgeByStartID : public std::binary_function<_Edge, _Edge, bool>
{
typedef _Edge value_type;
bool operator () (const _Edge & a, const _Edge & b) const {
return a.start < b.start;
}
value_type max_value() {
return _Edge::max_value();
}
value_type min_value() {
return _Edge::min_value();
}
};
struct CmpEdgeByTargetID : public std::binary_function<_Edge, _Edge, bool>
{
typedef _Edge value_type;
bool operator () (const _Edge & a, const _Edge & b) const
{
return a.target < b.target;
}
value_type max_value()
{
return _Edge::max_value();
}
value_type min_value()
{
return _Edge::min_value();
}
};
inline string GetRandomString() {
char s[128];
static const char alphanum[] =
"0123456789"
"ABCDEFGHIJKLMNOPQRSTUVWXYZ"
"abcdefghijklmnopqrstuvwxyz";
for (int i = 0; i < 127; ++i) {
s[i] = alphanum[rand() % (sizeof(alphanum) - 1)];
}
s[127] = 0;
return string(s);
}
#endif /* EXTRACTORSTRUCTS_H_ */
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@@ -1,35 +0,0 @@
/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef LUAUTIL_H_
#define LUAUTIL_H_
#include <iostream>
template<typename T>
void LUA_print(T number) {
std::cout << "[LUA] " << number << std::endl;
}
#endif /* LUAUTIL_H_ */
-600
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@@ -1,600 +0,0 @@
/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef PBFPARSER_H_
#define PBFPARSER_H_
#include <zlib.h>
#include <boost/make_shared.hpp>
#include <boost/ref.hpp>
#include <boost/shared_ptr.hpp>
#include <osmpbf/fileformat.pb.h>
#include <osmpbf/osmformat.pb.h>
#include "../typedefs.h"
#include "BaseParser.h"
#include "ExtractorCallbacks.h"
#include "ExtractorStructs.h"
#include "ScriptingEnvironment.h"
#include "../DataStructures/HashTable.h"
#include "../DataStructures/ConcurrentQueue.h"
#include "../Util/OpenMPWrapper.h"
class PBFParser : public BaseParser<ExtractorCallbacks, _Node, _RawRestrictionContainer, _Way> {
// typedef BaseParser<ExtractorCallbacks, _Node, _RawRestrictionContainer, _Way> super;
enum EntityType {
TypeNode = 1,
TypeWay = 2,
TypeRelation = 4,
TypeDenseNode = 8
} ;
enum Endianness {
LittleEndian = 1,
BigEndian = 2
};
struct _ThreadData {
int currentGroupID;
int currentEntityID;
short entityTypeIndicator;
OSMPBF::BlobHeader PBFBlobHeader;
OSMPBF::Blob PBFBlob;
OSMPBF::HeaderBlock PBFHeaderBlock;
OSMPBF::PrimitiveBlock PBFprimitiveBlock;
std::vector<char> charBuffer;
};
public:
PBFParser(const char * fileName) : externalMemory(NULL){
GOOGLE_PROTOBUF_VERIFY_VERSION;
//TODO: What is the bottleneck here? Filling the queue or reading the stuff from disk?
//NOTE: With Lua scripting, it is parsing the stuff. I/O is virtually for free.
threadDataQueue = boost::make_shared<ConcurrentQueue<_ThreadData*> >( 2500 ); /* Max 2500 items in queue, hardcoded. */
input.open(fileName, std::ios::in | std::ios::binary);
if (!input) {
std::cerr << fileName << ": File not found." << std::endl;
}
#ifndef NDEBUG
blockCount = 0;
groupCount = 0;
#endif
}
void RegisterCallbacks(ExtractorCallbacks * em) {
externalMemory = em;
}
//call by value, but who cares. It is done once.
void RegisterScriptingEnvironment(ScriptingEnvironment & _se) {
scriptingEnvironment = _se;
}
~PBFParser() {
if(input.is_open())
input.close();
// Clean up any leftover ThreadData objects in the queue
_ThreadData* td;
while (threadDataQueue->try_pop(td)) {
delete td;
}
google::protobuf::ShutdownProtobufLibrary();
#ifndef NDEBUG
DEBUG("parsed " << blockCount << " blocks from pbf with " << groupCount << " groups");
#endif
}
inline bool Init() {
_ThreadData initData;
/** read Header */
if(!readPBFBlobHeader(input, &initData)) {
return false;
}
if(readBlob(input, &initData)) {
if(!initData.PBFHeaderBlock.ParseFromArray(&(initData.charBuffer[0]), initData.charBuffer.size() ) ) {
std::cerr << "[error] Header not parseable!" << std::endl;
return false;
}
for(int i = 0, featureSize = initData.PBFHeaderBlock.required_features_size(); i < featureSize; ++i) {
const std::string& feature = initData.PBFHeaderBlock.required_features( i );
bool supported = false;
if ( "OsmSchema-V0.6" == feature )
supported = true;
else if ( "DenseNodes" == feature )
supported = true;
if ( !supported ) {
std::cerr << "[error] required feature not supported: " << feature.data() << std::endl;
return false;
}
}
} else {
std::cerr << "[error] blob not loaded!" << std::endl;
}
return true;
}
inline void ReadData() {
bool keepRunning = true;
do {
_ThreadData *threadData = new _ThreadData();
keepRunning = readNextBlock(input, threadData);
if (keepRunning)
threadDataQueue->push(threadData);
else {
threadDataQueue->push(NULL); // No more data to read, parse stops when NULL encountered
delete threadData;
}
} while(keepRunning);
}
inline void ParseData() {
while (1) {
_ThreadData *threadData;
threadDataQueue->wait_and_pop(threadData);
if (threadData == NULL) {
INFO("Parse Data Thread Finished");
threadDataQueue->push(NULL); // Signal end of data for other threads
break;
}
loadBlock(threadData);
for(int i = 0, groupSize = threadData->PBFprimitiveBlock.primitivegroup_size(); i < groupSize; ++i) {
threadData->currentGroupID = i;
loadGroup(threadData);
if(threadData->entityTypeIndicator == TypeNode)
parseNode(threadData);
if(threadData->entityTypeIndicator == TypeWay)
parseWay(threadData);
if(threadData->entityTypeIndicator == TypeRelation)
parseRelation(threadData);
if(threadData->entityTypeIndicator == TypeDenseNode)
parseDenseNode(threadData);
}
delete threadData;
threadData = NULL;
}
}
inline bool Parse() {
// Start the read and parse threads
boost::thread readThread(boost::bind(&PBFParser::ReadData, this));
//Open several parse threads that are synchronized before call to
boost::thread parseThread(boost::bind(&PBFParser::ParseData, this));
// Wait for the threads to finish
readThread.join();
parseThread.join();
return true;
}
private:
inline void parseDenseNode(_ThreadData * threadData) {
const OSMPBF::DenseNodes& dense = threadData->PBFprimitiveBlock.primitivegroup( threadData->currentGroupID ).dense();
int denseTagIndex = 0;
int m_lastDenseID = 0;
int m_lastDenseLatitude = 0;
int m_lastDenseLongitude = 0;
ImportNode n;
std::vector<ImportNode> nodesToParse;
for(int i = 0, idSize = dense.id_size(); i < idSize; ++i) {
n.Clear();
m_lastDenseID += dense.id( i );
m_lastDenseLatitude += dense.lat( i );
m_lastDenseLongitude += dense.lon( i );
n.id = m_lastDenseID;
n.lat = 100000*( ( double ) m_lastDenseLatitude * threadData->PBFprimitiveBlock.granularity() +threadData-> PBFprimitiveBlock.lat_offset() ) / NANO;
n.lon = 100000*( ( double ) m_lastDenseLongitude * threadData->PBFprimitiveBlock.granularity() + threadData->PBFprimitiveBlock.lon_offset() ) / NANO;
while (denseTagIndex < dense.keys_vals_size()) {
const int tagValue = dense.keys_vals( denseTagIndex );
if(tagValue == 0) {
++denseTagIndex;
break;
}
const int keyValue = dense.keys_vals ( denseTagIndex+1 );
const std::string & key = threadData->PBFprimitiveBlock.stringtable().s(tagValue).data();
const std::string & value = threadData->PBFprimitiveBlock.stringtable().s(keyValue).data();
n.keyVals.Add(key, value);
denseTagIndex += 2;
}
nodesToParse.push_back(n);
}
unsigned endi_nodes = nodesToParse.size();
#pragma omp parallel for schedule ( guided )
for(unsigned i = 0; i < endi_nodes; ++i) {
ImportNode &n = nodesToParse[i];
/** Pass the unpacked node to the LUA call back **/
try {
luabind::call_function<int>(
scriptingEnvironment.getLuaStateForThreadID(omp_get_thread_num()),
"node_function",
boost::ref(n)
);
} catch (const luabind::error &er) {
lua_State* Ler=er.state();
report_errors(Ler, -1);
ERR(er.what());
}
// catch (...) {
// ERR("Unknown error occurred during PBF dense node parsing!");
// }
}
BOOST_FOREACH(ImportNode &n, nodesToParse) {
if(!externalMemory->nodeFunction(n))
std::cerr << "[PBFParser] dense node not parsed" << std::endl;
}
}
inline void parseNode(_ThreadData * ) {
ERR("Parsing of simple nodes not supported. PBF should use dense nodes");
}
inline void parseRelation(_ThreadData * threadData) {
//TODO: leave early, if relatio is not a restriction
//TODO: reuse rawRestriction container
const OSMPBF::PrimitiveGroup& group = threadData->PBFprimitiveBlock.primitivegroup( threadData->currentGroupID );
for(int i = 0; i < group.relations_size(); ++i ) {
const OSMPBF::Relation& inputRelation = threadData->PBFprimitiveBlock.primitivegroup( threadData->currentGroupID ).relations(i);
bool isRestriction = false;
bool isOnlyRestriction = false;
for(int k = 0, endOfKeys = inputRelation.keys_size(); k < endOfKeys; ++k) {
const std::string & key = threadData->PBFprimitiveBlock.stringtable().s(inputRelation.keys(k));
const std::string & val = threadData->PBFprimitiveBlock.stringtable().s(inputRelation.vals(k));
if ("type" == key) {
if( "restriction" == val)
isRestriction = true;
else
break;
}
if ("restriction" == key) {
if(val.find("only_") == 0)
isOnlyRestriction = true;
}
}
if(isRestriction) {
long long lastRef = 0;
_RawRestrictionContainer currentRestrictionContainer(isOnlyRestriction);
for(int rolesIndex = 0; rolesIndex < inputRelation.roles_sid_size(); ++rolesIndex) {
std::string role(threadData->PBFprimitiveBlock.stringtable().s( inputRelation.roles_sid( rolesIndex ) ).data());
lastRef += inputRelation.memids(rolesIndex);
if(false == ("from" == role || "to" == role || "via" == role)) {
continue;
}
switch(inputRelation.types(rolesIndex)) {
case 0: //node
if("from" == role || "to" == role) //Only via should be a node
continue;
assert("via" == role);
if(UINT_MAX != currentRestrictionContainer.viaNode)
currentRestrictionContainer.viaNode = UINT_MAX;
assert(UINT_MAX == currentRestrictionContainer.viaNode);
currentRestrictionContainer.restriction.viaNode = lastRef;
break;
case 1: //way
assert("from" == role || "to" == role || "via" == role);
if("from" == role) {
currentRestrictionContainer.fromWay = lastRef;
}
if ("to" == role) {
currentRestrictionContainer.toWay = lastRef;
}
if ("via" == role) {
assert(currentRestrictionContainer.restriction.toNode == UINT_MAX);
currentRestrictionContainer.viaNode = lastRef;
}
break;
case 2: //relation, not used. relations relating to relations are evil.
continue;
assert(false);
break;
default: //should not happen
//cout << "unknown";
assert(false);
break;
}
}
// if(UINT_MAX != currentRestriction.viaNode) {
// cout << "restr from " << currentRestriction.from << " via ";
// cout << "node " << currentRestriction.viaNode;
// cout << " to " << currentRestriction.to << endl;
// }
if(!externalMemory->restrictionFunction(currentRestrictionContainer))
std::cerr << "[PBFParser] relation not parsed" << std::endl;
}
}
}
inline void parseWay(_ThreadData * threadData) {
_Way w;
std::vector<_Way> waysToParse(threadData->PBFprimitiveBlock.primitivegroup( threadData->currentGroupID ).ways_size());
for(int i = 0, ways_size = threadData->PBFprimitiveBlock.primitivegroup( threadData->currentGroupID ).ways_size(); i < ways_size; ++i) {
w.Clear();
const OSMPBF::Way& inputWay = threadData->PBFprimitiveBlock.primitivegroup( threadData->currentGroupID ).ways( i );
w.id = inputWay.id();
unsigned pathNode(0);
for(int i = 0; i < inputWay.refs_size(); ++i) {
pathNode += inputWay.refs(i);
w.path.push_back(pathNode);
}
assert(inputWay.keys_size() == inputWay.vals_size());
for(int i = 0; i < inputWay.keys_size(); ++i) {
const std::string & key = threadData->PBFprimitiveBlock.stringtable().s(inputWay.keys(i));
const std::string & val = threadData->PBFprimitiveBlock.stringtable().s(inputWay.vals(i));
w.keyVals.Add(key, val);
}
waysToParse.push_back(w);
}
unsigned endi_ways = waysToParse.size();
#pragma omp parallel for schedule ( guided )
for(unsigned i = 0; i < endi_ways; ++i) {
_Way & w = waysToParse[i];
/** Pass the unpacked way to the LUA call back **/
try {
luabind::call_function<int>(
scriptingEnvironment.getLuaStateForThreadID(omp_get_thread_num()),
"way_function",
boost::ref(w),
w.path.size()
);
} catch (const luabind::error &er) {
lua_State* Ler=er.state();
report_errors(Ler, -1);
ERR(er.what());
}
// catch (...) {
// ERR("Unknown error!");
// }
}
BOOST_FOREACH(_Way & w, waysToParse) {
if(!externalMemory->wayFunction(w)) {
std::cerr << "[PBFParser] way not parsed" << std::endl;
}
}
}
inline void loadGroup(_ThreadData * threadData) {
#ifndef NDEBUG
++groupCount;
#endif
const OSMPBF::PrimitiveGroup& group = threadData->PBFprimitiveBlock.primitivegroup( threadData->currentGroupID );
threadData->entityTypeIndicator = 0;
if ( group.nodes_size() != 0 ) {
threadData->entityTypeIndicator = TypeNode;
}
if ( group.ways_size() != 0 ) {
threadData->entityTypeIndicator = TypeWay;
}
if ( group.relations_size() != 0 ) {
threadData->entityTypeIndicator = TypeRelation;
}
if ( group.has_dense() ) {
threadData->entityTypeIndicator = TypeDenseNode;
assert( group.dense().id_size() != 0 );
}
assert( threadData->entityTypeIndicator != 0 );
}
inline void loadBlock(_ThreadData * threadData) {
#ifndef NDEBUG
++blockCount;
#endif
threadData->currentGroupID = 0;
threadData->currentEntityID = 0;
}
/* Reverses Network Byte Order into something usable, compiles down to a bswap-mov combination */
inline unsigned swapEndian(unsigned x) const {
if(getMachineEndianness() == LittleEndian)
return ( (x>>24) | ((x<<8) & 0x00FF0000) | ((x>>8) & 0x0000FF00) | (x<<24) );
return x;
}
inline bool readPBFBlobHeader(std::fstream& stream, _ThreadData * threadData) {
int size(0);
stream.read((char *)&size, sizeof(int));
size = swapEndian(size);
if(stream.eof()) {
return false;
}
if ( size > MAX_BLOB_HEADER_SIZE || size < 0 ) {
return false;
}
char *data = new char[size];
stream.read(data, size*sizeof(data[0]));
bool dataSuccessfullyParsed = (threadData->PBFBlobHeader).ParseFromArray( data, size);
delete[] data;
return dataSuccessfullyParsed;
}
inline bool unpackZLIB(std::fstream &, _ThreadData * threadData) {
unsigned rawSize = threadData->PBFBlob.raw_size();
char* unpackedDataArray = new char[rawSize];
z_stream compressedDataStream;
compressedDataStream.next_in = ( unsigned char* ) threadData->PBFBlob.zlib_data().data();
compressedDataStream.avail_in = threadData->PBFBlob.zlib_data().size();
compressedDataStream.next_out = ( unsigned char* ) unpackedDataArray;
compressedDataStream.avail_out = rawSize;
compressedDataStream.zalloc = Z_NULL;
compressedDataStream.zfree = Z_NULL;
compressedDataStream.opaque = Z_NULL;
int ret = inflateInit( &compressedDataStream );
if ( ret != Z_OK ) {
std::cerr << "[error] failed to init zlib stream" << std::endl;
delete[] unpackedDataArray;
return false;
}
ret = inflate( &compressedDataStream, Z_FINISH );
if ( ret != Z_STREAM_END ) {
std::cerr << "[error] failed to inflate zlib stream" << std::endl;
std::cerr << "[error] Error type: " << ret << std::endl;
delete[] unpackedDataArray;
return false;
}
ret = inflateEnd( &compressedDataStream );
if ( ret != Z_OK ) {
std::cerr << "[error] failed to deinit zlib stream" << std::endl;
delete[] unpackedDataArray;
return false;
}
threadData->charBuffer.clear(); threadData->charBuffer.resize(rawSize);
std::copy(unpackedDataArray, unpackedDataArray + rawSize, threadData->charBuffer.begin());
delete[] unpackedDataArray;
return true;
}
inline bool unpackLZMA(std::fstream &, _ThreadData * ) const {
return false;
}
inline bool readBlob(std::fstream& stream, _ThreadData * threadData) {
if(stream.eof())
return false;
const int size = threadData->PBFBlobHeader.datasize();
if ( size < 0 || size > MAX_BLOB_SIZE ) {
std::cerr << "[error] invalid Blob size:" << size << std::endl;
return false;
}
char* data = new char[size];
stream.read(data, sizeof(data[0])*size);
if ( !threadData->PBFBlob.ParseFromArray( data, size ) ) {
std::cerr << "[error] failed to parse blob" << std::endl;
delete[] data;
return false;
}
if ( threadData->PBFBlob.has_raw() ) {
const std::string& data = threadData->PBFBlob.raw();
threadData->charBuffer.clear();
threadData->charBuffer.resize( data.size() );
std::copy(data.begin(), data.end(), threadData->charBuffer.begin());
} else if ( threadData->PBFBlob.has_zlib_data() ) {
if ( !unpackZLIB(stream, threadData) ) {
std::cerr << "[error] zlib data encountered that could not be unpacked" << std::endl;
delete[] data;
return false;
}
} else if ( threadData->PBFBlob.has_lzma_data() ) {
if ( !unpackLZMA(stream, threadData) )
std::cerr << "[error] lzma data encountered that could not be unpacked" << std::endl;
delete[] data;
return false;
} else {
std::cerr << "[error] Blob contains no data" << std::endl;
delete[] data;
return false;
}
delete[] data;
return true;
}
inline bool readNextBlock(std::fstream& stream, _ThreadData * threadData) {
if(stream.eof()) {
return false;
}
if ( !readPBFBlobHeader(stream, threadData) ){
return false;
}
if ( threadData->PBFBlobHeader.type() != "OSMData" ) {
return false;
}
if ( !readBlob(stream, threadData) ) {
return false;
}
if ( !threadData->PBFprimitiveBlock.ParseFromArray( &(threadData->charBuffer[0]), threadData-> charBuffer.size() ) ) {
ERR("failed to parse PrimitiveBlock");
return false;
}
return true;
}
//Is optimized to a single 'mov eax,1' on GCC, clang and icc using -O3
inline Endianness getMachineEndianness() const {
int i(1);
char *p = (char *) &i;
if (1 == p[0])
return LittleEndian;
return BigEndian;
}
static const int NANO = 1000 * 1000 * 1000;
static const int MAX_BLOB_HEADER_SIZE = 64 * 1024;
static const int MAX_BLOB_SIZE = 32 * 1024 * 1024;
#ifndef NDEBUG
/* counting the number of read blocks and groups */
unsigned groupCount;
unsigned blockCount;
#endif
ExtractorCallbacks * externalMemory;
/* the input stream to parse */
std::fstream input;
/* ThreadData Queue */
boost::shared_ptr<ConcurrentQueue < _ThreadData* > > threadDataQueue;
ScriptingEnvironment scriptingEnvironment;
};
#endif /* PBFPARSER_H_ */
-122
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@@ -1,122 +0,0 @@
/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
extern "C" {
#include <lua.h>
#include <lauxlib.h>
#include <lualib.h>
}
#include "ScriptingEnvironment.h"
#include "../typedefs.h"
#include "../Util/OpenMPWrapper.h"
ScriptingEnvironment::ScriptingEnvironment() {}
ScriptingEnvironment::ScriptingEnvironment(const char * fileName) {
INFO("Using script " << fileName);
// Create a new lua state
for(int i = 0; i < omp_get_max_threads(); ++i)
luaStateVector.push_back(luaL_newstate());
// Connect LuaBind to this lua state for all threads
#pragma omp parallel
{
lua_State * myLuaState = getLuaStateForThreadID(omp_get_thread_num());
luabind::open(myLuaState);
//open utility libraries string library;
luaL_openlibs(myLuaState);
// Add our function to the state's global scope
luabind::module(myLuaState) [
luabind::def("print", LUA_print<std::string>),
luabind::def("parseMaxspeed", parseMaxspeed),
luabind::def("durationIsValid", durationIsValid),
luabind::def("parseDuration", parseDuration)
];
//#pragma omp critical
// {
// if(0 != luaL_dostring(
// myLuaState,
// "print('Initializing LUA engine')\n"
// )) {
// ERR(lua_tostring(myLuaState,-1)<< " occured in scripting block");
// }
// }
luabind::module(myLuaState) [
luabind::class_<HashTable<std::string, std::string> >("keyVals")
.def("Add", &HashTable<std::string, std::string>::Add)
.def("Find", &HashTable<std::string, std::string>::Find)
.def("Holds", &HashTable<std::string, std::string>::Holds)
];
luabind::module(myLuaState) [
luabind::class_<ImportNode>("Node")
.def(luabind::constructor<>())
.def_readwrite("lat", &ImportNode::lat)
.def_readwrite("lon", &ImportNode::lon)
.def_readwrite("id", &ImportNode::id)
.def_readwrite("bollard", &ImportNode::bollard)
.def_readwrite("traffic_light", &ImportNode::trafficLight)
.def_readwrite("tags", &ImportNode::keyVals)
];
luabind::module(myLuaState) [
luabind::class_<_Way>("Way")
.def(luabind::constructor<>())
.def_readwrite("name", &_Way::name)
.def_readwrite("speed", &_Way::speed)
.def_readwrite("type", &_Way::type)
.def_readwrite("access", &_Way::access)
.def_readwrite("roundabout", &_Way::roundabout)
.def_readwrite("is_duration_set", &_Way::isDurationSet)
.def_readwrite("is_access_restricted", &_Way::isAccessRestricted)
.def_readwrite("ignore_in_grid", &_Way::ignoreInGrid)
.def_readwrite("tags", &_Way::keyVals)
.def_readwrite("direction", &_Way::direction)
.enum_("constants")
[
luabind::value("notSure", 0),
luabind::value("oneway", 1),
luabind::value("bidirectional", 2),
luabind::value("opposite", 3)
]
];
// Now call our function in a lua script
//#pragma omp critical
// {
// INFO("Parsing speedprofile from " << fileName );
// }
if(0 != luaL_dofile(myLuaState, fileName) ) {
ERR(lua_tostring(myLuaState,-1)<< " occured in scripting block");
}
}
}
ScriptingEnvironment::~ScriptingEnvironment() {
for(unsigned i = 0; i < luaStateVector.size(); ++i) {
// luaStateVector[i];
}
}
lua_State * ScriptingEnvironment::getLuaStateForThreadID(const int id) {
return luaStateVector[id];
}
-48
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@@ -1,48 +0,0 @@
/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef SCRIPTINGENVIRONMENT_H_
#define SCRIPTINGENVIRONMENT_H_
extern "C" {
#include <lua.h>
#include <lauxlib.h>
#include <lualib.h>
}
#include <luabind/luabind.hpp>
#include "ExtractionHelperFunctions.h"
#include "ExtractorStructs.h"
#include "LuaUtil.h"
#include "../DataStructures/ImportNode.h"
class ScriptingEnvironment {
public:
ScriptingEnvironment();
ScriptingEnvironment(const char * fileName);
virtual ~ScriptingEnvironment();
lua_State * getLuaStateForThreadID(const int);
std::vector<lua_State *> luaStateVector;
};
#endif /* SCRIPTINGENVIRONMENT_H_ */
-308
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@@ -1,308 +0,0 @@
/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef XMLPARSER_H_
#define XMLPARSER_H_
#include <boost/ref.hpp>
#include <libxml/xmlreader.h>
#include "../typedefs.h"
#include "BaseParser.h"
#include "ExtractorStructs.h"
#include "ExtractorCallbacks.h"
#include "ScriptingEnvironment.h"
#include "../DataStructures/HashTable.h"
#include "../DataStructures/InputReaderFactory.h"
class XMLParser : public BaseParser<ExtractorCallbacks, _Node, _RawRestrictionContainer, _Way> {
public:
XMLParser(const char * filename) : externalMemory(NULL), myLuaState(NULL){
WARN("Parsing plain .osm/.osm.bz2 is deprecated. Switch to .pbf");
inputReader = inputReaderFactory(filename);
}
virtual ~XMLParser() {}
void RegisterCallbacks(ExtractorCallbacks * em) {
externalMemory = em;
}
void RegisterScriptingEnvironment(ScriptingEnvironment & _se) {
myLuaState = _se.getLuaStateForThreadID(0);
}
bool Init() {
return (xmlTextReaderRead( inputReader ) == 1);
}
bool Parse() {
while ( xmlTextReaderRead( inputReader ) == 1 ) {
const int type = xmlTextReaderNodeType( inputReader );
//1 is Element
if ( type != 1 )
continue;
xmlChar* currentName = xmlTextReaderName( inputReader );
if ( currentName == NULL )
continue;
if ( xmlStrEqual( currentName, ( const xmlChar* ) "node" ) == 1 ) {
ImportNode n = _ReadXMLNode( );
/** Pass the unpacked node to the LUA call back **/
try {
luabind::call_function<int>(
myLuaState,
"node_function",
boost::ref(n)
);
if(!externalMemory->nodeFunction(n))
std::cerr << "[XMLParser] dense node not parsed" << std::endl;
} catch (const luabind::error &er) {
cerr << er.what() << endl;
lua_State* Ler=er.state();
report_errors(Ler, -1);
} catch (std::exception & e) {
ERR(e.what());
} catch (...) {
ERR("Unknown error occurred during XML node parsing!");
}
}
if ( xmlStrEqual( currentName, ( const xmlChar* ) "way" ) == 1 ) {
string name;
_Way way = _ReadXMLWay( );
/** Pass the unpacked way to the LUA call back **/
try {
luabind::call_function<int>(
myLuaState,
"way_function",
boost::ref(way),
way.path.size()
);
if(!externalMemory->wayFunction(way)) {
std::cerr << "[PBFParser] way not parsed" << std::endl;
}
} catch (const luabind::error &er) {
cerr << er.what() << endl;
lua_State* Ler=er.state();
report_errors(Ler, -1);
} catch (std::exception & e) {
ERR(e.what());
} catch (...) {
ERR("Unknown error occurred during XML way parsing!");
}
}
if ( xmlStrEqual( currentName, ( const xmlChar* ) "relation" ) == 1 ) {
_RawRestrictionContainer r = _ReadXMLRestriction();
if(r.fromWay != UINT_MAX) {
if(!externalMemory->restrictionFunction(r)) {
std::cerr << "[XMLParser] restriction not parsed" << std::endl;
}
}
}
xmlFree( currentName );
}
return true;
}
private:
_RawRestrictionContainer _ReadXMLRestriction ( ) {
_RawRestrictionContainer restriction;
if ( xmlTextReaderIsEmptyElement( inputReader ) != 1 ) {
const int depth = xmlTextReaderDepth( inputReader );while ( xmlTextReaderRead( inputReader ) == 1 ) {
const int childType = xmlTextReaderNodeType( inputReader );
if ( childType != 1 && childType != 15 )
continue;
const int childDepth = xmlTextReaderDepth( inputReader );
xmlChar* childName = xmlTextReaderName( inputReader );
if ( childName == NULL )
continue;
if ( depth == childDepth && childType == 15 && xmlStrEqual( childName, ( const xmlChar* ) "relation" ) == 1 ) {
xmlFree( childName );
break;
}
if ( childType != 1 ) {
xmlFree( childName );
continue;
}
if ( xmlStrEqual( childName, ( const xmlChar* ) "tag" ) == 1 ) {
xmlChar* k = xmlTextReaderGetAttribute( inputReader, ( const xmlChar* ) "k" );
xmlChar* value = xmlTextReaderGetAttribute( inputReader, ( const xmlChar* ) "v" );
if ( k != NULL && value != NULL ) {
if(xmlStrEqual(k, ( const xmlChar* ) "restriction" )){
if(0 == std::string((const char *) value).find("only_"))
restriction.restriction.flags.isOnly = true;
}
}
if ( k != NULL )
xmlFree( k );
if ( value != NULL )
xmlFree( value );
} else if ( xmlStrEqual( childName, ( const xmlChar* ) "member" ) == 1 ) {
xmlChar* ref = xmlTextReaderGetAttribute( inputReader, ( const xmlChar* ) "ref" );
if ( ref != NULL ) {
xmlChar * role = xmlTextReaderGetAttribute( inputReader, ( const xmlChar* ) "role" );
xmlChar * type = xmlTextReaderGetAttribute( inputReader, ( const xmlChar* ) "type" );
if(xmlStrEqual(role, (const xmlChar *) "to") && xmlStrEqual(type, (const xmlChar *) "way")) {
restriction.toWay = atoi((const char*) ref);
}
if(xmlStrEqual(role, (const xmlChar *) "from") && xmlStrEqual(type, (const xmlChar *) "way")) {
restriction.fromWay = atoi((const char*) ref);
}
if(xmlStrEqual(role, (const xmlChar *) "via") && xmlStrEqual(type, (const xmlChar *) "node")) {
restriction.restriction.viaNode = atoi((const char*) ref);
}
if(NULL != type)
xmlFree( type );
if(NULL != role)
xmlFree( role );
if(NULL != ref)
xmlFree( ref );
}
}
xmlFree( childName );
}
}
return restriction;
}
_Way _ReadXMLWay( ) {
_Way way;
if ( xmlTextReaderIsEmptyElement( inputReader ) != 1 ) {
const int depth = xmlTextReaderDepth( inputReader );
while ( xmlTextReaderRead( inputReader ) == 1 ) {
const int childType = xmlTextReaderNodeType( inputReader );
if ( childType != 1 && childType != 15 )
continue;
const int childDepth = xmlTextReaderDepth( inputReader );
xmlChar* childName = xmlTextReaderName( inputReader );
if ( childName == NULL )
continue;
if ( depth == childDepth && childType == 15 && xmlStrEqual( childName, ( const xmlChar* ) "way" ) == 1 ) {
xmlChar* id = xmlTextReaderGetAttribute( inputReader, ( const xmlChar* ) "id" );
way.id = atoi((char*)id);
xmlFree(id);
xmlFree( childName );
break;
}
if ( childType != 1 ) {
xmlFree( childName );
continue;
}
if ( xmlStrEqual( childName, ( const xmlChar* ) "tag" ) == 1 ) {
xmlChar* k = xmlTextReaderGetAttribute( inputReader, ( const xmlChar* ) "k" );
xmlChar* value = xmlTextReaderGetAttribute( inputReader, ( const xmlChar* ) "v" );
// cout << "->k=" << k << ", v=" << value << endl;
if ( k != NULL && value != NULL ) {
way.keyVals.Add(std::string( (char *) k ), std::string( (char *) value));
}
if ( k != NULL )
xmlFree( k );
if ( value != NULL )
xmlFree( value );
} else if ( xmlStrEqual( childName, ( const xmlChar* ) "nd" ) == 1 ) {
xmlChar* ref = xmlTextReaderGetAttribute( inputReader, ( const xmlChar* ) "ref" );
if ( ref != NULL ) {
way.path.push_back( atoi(( const char* ) ref ) );
xmlFree( ref );
}
}
xmlFree( childName );
}
}
return way;
}
ImportNode _ReadXMLNode( ) {
ImportNode node;
xmlChar* attribute = xmlTextReaderGetAttribute( inputReader, ( const xmlChar* ) "lat" );
if ( attribute != NULL ) {
node.lat = static_cast<NodeID>(100000.*atof(( const char* ) attribute ) );
xmlFree( attribute );
}
attribute = xmlTextReaderGetAttribute( inputReader, ( const xmlChar* ) "lon" );
if ( attribute != NULL ) {
node.lon = static_cast<NodeID>(100000.*atof(( const char* ) attribute ));
xmlFree( attribute );
}
attribute = xmlTextReaderGetAttribute( inputReader, ( const xmlChar* ) "id" );
if ( attribute != NULL ) {
node.id = atoi(( const char* ) attribute );
xmlFree( attribute );
}
if ( xmlTextReaderIsEmptyElement( inputReader ) != 1 ) {
const int depth = xmlTextReaderDepth( inputReader );
while ( xmlTextReaderRead( inputReader ) == 1 ) {
const int childType = xmlTextReaderNodeType( inputReader );
// 1 = Element, 15 = EndElement
if ( childType != 1 && childType != 15 )
continue;
const int childDepth = xmlTextReaderDepth( inputReader );
xmlChar* childName = xmlTextReaderName( inputReader );
if ( childName == NULL )
continue;
if ( depth == childDepth && childType == 15 && xmlStrEqual( childName, ( const xmlChar* ) "node" ) == 1 ) {
xmlFree( childName );
break;
}
if ( childType != 1 ) {
xmlFree( childName );
continue;
}
if ( xmlStrEqual( childName, ( const xmlChar* ) "tag" ) == 1 ) {
xmlChar* k = xmlTextReaderGetAttribute( inputReader, ( const xmlChar* ) "k" );
xmlChar* value = xmlTextReaderGetAttribute( inputReader, ( const xmlChar* ) "v" );
if ( k != NULL && value != NULL ) {
node.keyVals.Add(std::string( reinterpret_cast<char*>(k) ), std::string( reinterpret_cast<char*>(value)));
}
if ( k != NULL )
xmlFree( k );
if ( value != NULL )
xmlFree( value );
}
xmlFree( childName );
}
}
return node;
}
/* Input Reader */
xmlTextReaderPtr inputReader;
//holds the callback functions and storage for our temporary data
ExtractorCallbacks * externalMemory;
lua_State *myLuaState;
};
#endif /* XMLPARSER_H_ */
-7
View File
@@ -1,7 +0,0 @@
source "http://rubygems.org"
gem "cucumber"
gem "rake"
gem "osmlib-base"
gem "sys-proctable"
gem "rspec-expectations"
-30
View File
@@ -1,30 +0,0 @@
GEM
remote: http://rubygems.org/
specs:
builder (3.0.0)
cucumber (1.1.4)
builder (>= 2.1.2)
diff-lcs (>= 1.1.2)
gherkin (~> 2.7.1)
json (>= 1.4.6)
term-ansicolor (>= 1.0.6)
diff-lcs (1.1.3)
gherkin (2.7.6)
json (>= 1.4.6)
json (1.6.5)
osmlib-base (0.1.4)
rake (0.9.2.2)
rspec-expectations (2.11.3)
diff-lcs (~> 1.1.3)
sys-proctable (0.9.1)
term-ansicolor (1.0.7)
PLATFORMS
ruby
DEPENDENCIES
cucumber
osmlib-base
rake
rspec-expectations
sys-proctable
-661
View File
@@ -1,661 +0,0 @@
GNU AFFERO GENERAL PUBLIC LICENSE
Version 3, 19 November 2007
Copyright (C) 2007 Free Software Foundation, Inc. <http://fsf.org/>
Everyone is permitted to copy and distribute verbatim copies
of this license document, but changing it is not allowed.
Preamble
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If, pursuant to or in connection with a single transaction or
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A patent license is "discriminatory" if it does not include within
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Nothing in this License shall be construed as excluding or limiting
any implied license or other defenses to infringement that may
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12. No Surrender of Others' Freedom.
If conditions are imposed on you (whether by court order, agreement or
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the Program, the only way you could satisfy both those terms and this
License would be to refrain entirely from conveying the Program.
13. Remote Network Interaction; Use with the GNU General Public License.
Notwithstanding any other provision of this License, if you modify the
Program, your modified version must prominently offer all users
interacting with it remotely through a computer network (if your version
supports such interaction) an opportunity to receive the Corresponding
Source of your version by providing access to the Corresponding Source
from a network server at no charge, through some standard or customary
means of facilitating copying of software. This Corresponding Source
shall include the Corresponding Source for any work covered by version 3
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following paragraph.
Notwithstanding any other provision of this License, you have
permission to link or combine any covered work with a work licensed
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License will continue to apply to the part which is the covered work,
but the work with which it is combined will remain governed by version
3 of the GNU General Public License.
14. Revised Versions of this License.
The Free Software Foundation may publish revised and/or new versions of
the GNU Affero General Public License from time to time. Such new versions
will be similar in spirit to the present version, but may differ in detail to
address new problems or concerns.
Each version is given a distinguishing version number. If the
Program specifies that a certain numbered version of the GNU Affero General
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version or of any later version published by the Free Software
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If the Program specifies that a proxy can decide which future
versions of the GNU Affero General Public License can be used, that proxy's
public statement of acceptance of a version permanently authorizes you
to choose that version for the Program.
Later license versions may give you additional or different
permissions. However, no additional obligations are imposed on any
author or copyright holder as a result of your choosing to follow a
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15. Disclaimer of Warranty.
THERE IS NO WARRANTY FOR THE PROGRAM, TO THE EXTENT PERMITTED BY
APPLICABLE LAW. EXCEPT WHEN OTHERWISE STATED IN WRITING THE COPYRIGHT
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IS WITH YOU. SHOULD THE PROGRAM PROVE DEFECTIVE, YOU ASSUME THE COST OF
ALL NECESSARY SERVICING, REPAIR OR CORRECTION.
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THE PROGRAM AS PERMITTED ABOVE, BE LIABLE TO YOU FOR DAMAGES, INCLUDING ANY
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If the disclaimer of warranty and limitation of liability provided
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Program, unless a warranty or assumption of liability accompanies a
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END OF TERMS AND CONDITIONS
How to Apply These Terms to Your New Programs
If you develop a new program, and you want it to be of the greatest
possible use to the public, the best way to achieve this is to make it
free software which everyone can redistribute and change under these terms.
To do so, attach the following notices to the program. It is safest
to attach them to the start of each source file to most effectively
state the exclusion of warranty; and each file should have at least
the "copyright" line and a pointer to where the full notice is found.
<one line to give the program's name and a brief idea of what it does.>
Copyright (C) <year> <name of author>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
Also add information on how to contact you by electronic and paper mail.
If your software can interact with users remotely through a computer
network, you should also make sure that it provides a way for users to
get its source. For example, if your program is a web application, its
interface could display a "Source" link that leads users to an archive
of the code. There are many ways you could offer source, and different
solutions will be better for different programs; see section 13 for the
specific requirements.
You should also get your employer (if you work as a programmer) or school,
if any, to sign a "copyright disclaimer" for the program, if necessary.
For more information on this, and how to apply and follow the GNU AGPL, see
<http://www.gnu.org/licenses/>.
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/*
open source routing machine
Copyright (C) Dennis Luxen, 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef BASEPLUGIN_H_
#define BASEPLUGIN_H_
#include <cassert>
#include <string>
#include <vector>
#include "RouteParameters.h"
#include "../Server/BasicDatastructures.h"
class BasePlugin {
public:
BasePlugin() { }
//Maybe someone can explain the pure virtual destructor thing to me (dennis)
virtual ~BasePlugin() { }
virtual std::string GetDescriptor() const = 0;
virtual std::string GetVersionString() const = 0 ;
virtual void HandleRequest(const RouteParameters & routeParameters, http::Reply& reply) = 0;
};
#endif /* BASEPLUGIN_H_ */
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/*
* LocatePlugin.h
*
* Created on: 01.01.2011
* Author: dennis
*/
#ifndef HELLOWORLDPLUGIN_H_
#define HELLOWORLDPLUGIN_H_
#include <sstream>
#include "BasePlugin.h"
#include "RouteParameters.h"
class HelloWorldPlugin : public BasePlugin {
public:
HelloWorldPlugin() {}
virtual ~HelloWorldPlugin() { /*std::cout << GetDescriptor() << " destructor" << std::endl;*/ }
std::string GetDescriptor() const { return std::string("hello"); }
std::string GetVersionString() const { return std::string("0.1a"); }
void HandleRequest(const RouteParameters & routeParameters, http::Reply& reply) {
reply.status = http::Reply::ok;
reply.content.append("<html><head><title>Hello World Demonstration Document</title></head><body><h1>Hello, World!</h1>");
std::stringstream content;
content << "<pre>";
content << "zoom level: " << routeParameters.zoomLevel << "\n";
content << "checksum: " << routeParameters.checkSum << "\n";
content << "instructions: " << (routeParameters.printInstructions ? "yes" : "no") << "\n";
content << "geometry: " << (routeParameters.geometry ? "yes" : "no") << "\n";
content << "compression: " << (routeParameters.compression ? "yes" : "no") << "\n";
content << "output format: " << routeParameters.outputFormat << "\n";
content << "json parameter: " << routeParameters.jsonpParameter << "\n";
content << "language: " << routeParameters.language << "<br>";
content << "Number of locations: " << routeParameters.coordinates.size() << "\n";
for(unsigned i = 0; i < routeParameters.coordinates.size(); ++i) {
content << " [" << i << "] " << routeParameters.coordinates[i].lat/100000. << "," << routeParameters.coordinates[i].lon/100000. << "\n";
}
content << "Number of hints: " << routeParameters.hints.size() << "\n";
for(unsigned i = 0; i < routeParameters.hints.size(); ++i) {
content << " [" << i << "] " << routeParameters.hints[i] << "\n";
}
content << "</pre>";
reply.content.append(content.str());
reply.content.append("</body></html>");
}
};
#endif /* HELLOWORLDPLUGIN_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef LOCATEPLUGIN_H_
#define LOCATEPLUGIN_H_
#include <fstream>
#include "../Server/DataStructures/QueryObjectsStorage.h"
#include "BasePlugin.h"
#include "RouteParameters.h"
#include "../Util/StringUtil.h"
#include "../DataStructures/NodeInformationHelpDesk.h"
/*
* This Plugin locates the nearest node in the road network for a given coordinate.
*/
class LocatePlugin : public BasePlugin {
public:
LocatePlugin(QueryObjectsStorage * objects) {
nodeHelpDesk = objects->nodeHelpDesk;
}
std::string GetDescriptor() const { return std::string("locate"); }
std::string GetVersionString() const { return std::string("0.3 (DL)"); }
void HandleRequest(const RouteParameters & routeParameters, http::Reply& reply) {
//check number of parameters
if(!routeParameters.coordinates.size()) {
reply = http::Reply::stockReply(http::Reply::badRequest);
return;
}
if(false == checkCoord(routeParameters.coordinates[0])) {
reply = http::Reply::stockReply(http::Reply::badRequest);
return;
}
//query to helpdesk
_Coordinate result;
std::string JSONParameter, tmp;
//json
// JSONParameter = routeParameters.options.Find("jsonp");
if("" != routeParameters.jsonpParameter) {
reply.content += JSONParameter;
reply.content += "(";
}
reply.status = http::Reply::ok;
reply.content += ("{");
reply.content += ("\"version\":0.3,");
if(!nodeHelpDesk->FindNearestNodeCoordForLatLon(routeParameters.coordinates[0], result)) {
reply.content += ("\"status\":207,");
reply.content += ("\"mapped_coordinate\":[]");
} else {
//Write coordinate to stream
reply.status = http::Reply::ok;
reply.content += ("\"status\":0,");
reply.content += ("\"mapped_coordinate\":");
convertInternalLatLonToString(result.lat, tmp);
reply.content += "[";
reply.content += tmp;
convertInternalLatLonToString(result.lon, tmp);
reply.content += ",";
reply.content += tmp;
reply.content += "]";
}
reply.content += ",\"transactionId\": \"OSRM Routing Engine JSON Locate (v0.3)\"";
reply.content += ("}");
reply.headers.resize(3);
if("" != JSONParameter) {
reply.content += ")";
reply.headers[1].name = "Content-Type";
reply.headers[1].value = "text/javascript";
reply.headers[2].name = "Content-Disposition";
reply.headers[2].value = "attachment; filename=\"location.js\"";
} else {
reply.headers[1].name = "Content-Type";
reply.headers[1].value = "application/x-javascript";
reply.headers[2].name = "Content-Disposition";
reply.headers[2].value = "attachment; filename=\"location.json\"";
}
reply.headers[0].name = "Content-Length";
intToString(reply.content.size(), tmp);
reply.headers[0].value = tmp;
return;
}
private:
inline bool checkCoord(const _Coordinate & c) {
if(c.lat > 90*100000 || c.lat < -90*100000 || c.lon > 180*100000 || c.lon <-180*100000) {
return false;
}
return true;
}
NodeInformationHelpDesk * nodeHelpDesk;
};
#endif /* LOCATEPLUGIN_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef NearestPlugin_H_
#define NearestPlugin_H_
#include <fstream>
#include "BasePlugin.h"
#include "RouteParameters.h"
#include "../Server/DataStructures/QueryObjectsStorage.h"
#include "../DataStructures/NodeInformationHelpDesk.h"
#include "../Util/StringUtil.h"
/*
* This Plugin locates the nearest point on a street in the road network for a given coordinate.
*/
class NearestPlugin : public BasePlugin {
public:
NearestPlugin(QueryObjectsStorage * objects) : names(objects->names) {
nodeHelpDesk = objects->nodeHelpDesk;
descriptorTable.Set("", 0); //default descriptor
descriptorTable.Set("json", 1);
}
std::string GetDescriptor() const { return std::string("nearest"); }
std::string GetVersionString() const { return std::string("0.3 (DL)"); }
void HandleRequest(const RouteParameters & routeParameters, http::Reply& reply) {
//check number of parameters
if(!routeParameters.coordinates.size()) {
reply = http::Reply::stockReply(http::Reply::badRequest);
return;
}
if(false == checkCoord(routeParameters.coordinates[0])) {
reply = http::Reply::stockReply(http::Reply::badRequest);
return;
}
//query to helpdesk
PhantomNode result;
nodeHelpDesk->FindPhantomNodeForCoordinate(routeParameters.coordinates[0], result, routeParameters.zoomLevel);
std::string tmp;
std::string JSONParameter;
//json
if("" != routeParameters.jsonpParameter) {
reply.content += routeParameters.jsonpParameter;
reply.content += "(";
}
reply.status = http::Reply::ok;
reply.content += ("{");
reply.content += ("\"version\":0.3,");
reply.content += ("\"status\":");
if(UINT_MAX != result.edgeBasedNode)
reply.content += "0,";
else
reply.content += "207,";
reply.content += ("\"mapped_coordinate\":");
reply.content += "[";
if(UINT_MAX != result.edgeBasedNode) {
convertInternalLatLonToString(result.location.lat, tmp);
reply.content += tmp;
convertInternalLatLonToString(result.location.lon, tmp);
reply.content += ",";
reply.content += tmp;
}
reply.content += "],";
reply.content += "\"name\":\"";
if(UINT_MAX != result.edgeBasedNode)
reply.content += names[result.nodeBasedEdgeNameID];
reply.content += "\"";
reply.content += ",\"transactionId\":\"OSRM Routing Engine JSON Nearest (v0.3)\"";
reply.content += ("}");
reply.headers.resize(3);
if("" != JSONParameter) {
reply.content += ")";
reply.headers[1].name = "Content-Type";
reply.headers[1].value = "text/javascript";
reply.headers[2].name = "Content-Disposition";
reply.headers[2].value = "attachment; filename=\"location.js\"";
} else {
reply.headers[1].name = "Content-Type";
reply.headers[1].value = "application/x-javascript";
reply.headers[2].name = "Content-Disposition";
reply.headers[2].value = "attachment; filename=\"location.json\"";
}
reply.headers[0].name = "Content-Length";
intToString(reply.content.size(), tmp);
reply.headers[0].value = tmp;
}
private:
inline bool checkCoord(const _Coordinate & c) {
if(c.lat > 90*100000 || c.lat < -90*100000 || c.lon > 180*100000 || c.lon <-180*100000) {
return false;
}
return true;
}
NodeInformationHelpDesk * nodeHelpDesk;
HashTable<std::string, unsigned> descriptorTable;
std::vector<std::string> & names;
};
#endif /* NearestPlugin_H_ */
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@@ -1,34 +0,0 @@
/*
open source routing machine
Copyright (C) Dennis Luxen, 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef PLUGINMAPFACTORY_H_
#define PLUGINMAPFACTORY_H_
//#include "../DataStructures/HashTable.h"
//#include "../Plugins/BasePlugin.h"
//
//struct PluginMapFactory {
// static HashTable<std::string, BasePlugin *> * CreatePluginMap() {
// HashTable<std::string, BasePlugin *> * map = new HashTable<std::string, BasePlugin *>();
//
// }
//};
#endif /* PLUGINMAPFACTORY_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef RAWROUTEDATA_H_
#define RAWROUTEDATA_H_
#include "../typedefs.h"
struct _PathData {
_PathData(NodeID no, unsigned na, unsigned tu, unsigned dur) : node(no), nameID(na), durationOfSegment(dur), turnInstruction(tu) { }
NodeID node;
unsigned nameID;
unsigned durationOfSegment;
short turnInstruction;
};
struct RawRouteData {
std::vector< _PathData > computedShortestPath;
std::vector< _PathData > computedAlternativePath;
std::vector< PhantomNodes > segmentEndCoordinates;
std::vector< _Coordinate > rawViaNodeCoordinates;
unsigned checkSum;
int lengthOfShortestPath;
int lengthOfAlternativePath;
RawRouteData() : checkSum(UINT_MAX), lengthOfShortestPath(INT_MAX), lengthOfAlternativePath(INT_MAX) {}
};
#endif /* RAWROUTEDATA_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef ROUTE_PARAMETERS_H
#define ROUTE_PARAMETERS_H
#include <string>
#include <vector>
#include <boost/fusion/sequence/intrinsic.hpp>
#include "../DataStructures/Coordinate.h"
struct RouteParameters {
RouteParameters() : zoomLevel(18), printInstructions(false), alternateRoute(true), geometry(true), compression(true), deprecatedAPI(false), checkSum(-1) {}
short zoomLevel;
bool printInstructions;
bool alternateRoute;
bool geometry;
bool compression;
bool deprecatedAPI;
unsigned checkSum;
std::string service;
std::string outputFormat;
std::string jsonpParameter;
std::string language;
std::vector<std::string> hints;
std::vector<_Coordinate> coordinates;
typedef HashTable<std::string, std::string>::MyIterator OptionsIterator;
void setZoomLevel(const short i) {
if (18 > i && 0 < i)
zoomLevel = i;
}
void setAlternateRouteFlag(const bool b) {
alternateRoute = b;
}
void setDeprecatedAPIFlag(const std::string &) {
deprecatedAPI = true;
}
void setChecksum(const unsigned c) {
checkSum = c;
}
void setInstructionFlag(const bool b) {
printInstructions = b;
}
void setService( const std::string & s) {
service = s;
}
void setOutputFormat(const std::string & s) {
outputFormat = s;
}
void setJSONpParameter(const std::string & s) {
jsonpParameter = s;
}
void addHint(const std::string & s) {
hints.resize(coordinates.size());
hints.back() = s;
}
void setLanguage(const std::string & s) {
language = s;
}
void setGeometryFlag(const bool b) {
geometry = b;
}
void setCompressionFlag(const bool b) {
compression = b;
}
void addCoordinate(boost::fusion::vector < double, double > arg_) {
int lat = 100000.*boost::fusion::at_c < 0 > (arg_);
int lon = 100000.*boost::fusion::at_c < 1 > (arg_);
_Coordinate myCoordinate(lat, lon);
coordinates.push_back(_Coordinate(lat, lon));
}
};
#endif /*ROUTE_PARAMETERS_H*/
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/*
open source routing machine
Copyright (C) Dennis Luxen, 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef TIMESTAMPPLUGIN_H_
#define TIMESTAMPPLUGIN_H_
#include <cassert>
#include "BasePlugin.h"
#include "RouteParameters.h"
class TimestampPlugin : public BasePlugin {
public:
TimestampPlugin(QueryObjectsStorage * o) : objects(o) {
}
std::string GetDescriptor() const { return std::string("timestamp"); }
std::string GetVersionString() const { return std::string("0.3 (DL)"); }
void HandleRequest(const RouteParameters & routeParameters, http::Reply& reply) {
std::string tmp;
//json
if("" != routeParameters.jsonpParameter) {
reply.content += routeParameters.jsonpParameter;
reply.content += "(";
}
reply.status = http::Reply::ok;
reply.content += ("{");
reply.content += ("\"version\":0.3,");
reply.content += ("\"status\":");
reply.content += "0,";
reply.content += ("\"timestamp\":\"");
reply.content += objects->timestamp;
reply.content += "\"";
reply.content += ",\"transactionId\":\"OSRM Routing Engine JSON timestamp (v0.3)\"";
reply.content += ("}");
reply.headers.resize(3);
if("" != routeParameters.jsonpParameter) {
reply.content += ")";
reply.headers[1].name = "Content-Type";
reply.headers[1].value = "text/javascript";
reply.headers[2].name = "Content-Disposition";
reply.headers[2].value = "attachment; filename=\"timestamp.js\"";
} else {
reply.headers[1].name = "Content-Type";
reply.headers[1].value = "application/x-javascript";
reply.headers[2].name = "Content-Disposition";
reply.headers[2].value = "attachment; filename=\"timestamp.json\"";
}
reply.headers[0].name = "Content-Length";
intToString(reply.content.size(), tmp);
reply.headers[0].value = tmp;
}
private:
QueryObjectsStorage * objects;
};
#endif /* TIMESTAMPPLUGIN_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef VIAROUTEPLUGIN_H_
#define VIAROUTEPLUGIN_H_
#include <cstdlib>
#include <fstream>
#include <sstream>
#include <string>
#include <vector>
#include "BasePlugin.h"
#include "RouteParameters.h"
#include "../Algorithms/ObjectToBase64.h"
#include "../Descriptors/BaseDescriptor.h"
#include "../Descriptors/GPXDescriptor.h"
#include "../Descriptors/JSONDescriptor.h"
#include "../DataStructures/HashTable.h"
#include "../DataStructures/QueryEdge.h"
#include "../DataStructures/StaticGraph.h"
#include "../DataStructures/SearchEngine.h"
#include "../Util/StringUtil.h"
#include "../Server/DataStructures/QueryObjectsStorage.h"
class ViaRoutePlugin : public BasePlugin {
private:
NodeInformationHelpDesk * nodeHelpDesk;
std::vector<std::string> & names;
StaticGraph<QueryEdge::EdgeData> * graph;
HashTable<std::string, unsigned> descriptorTable;
std::string pluginDescriptorString;
SearchEngine<QueryEdge::EdgeData, StaticGraph<QueryEdge::EdgeData> > * searchEngine;
public:
ViaRoutePlugin(QueryObjectsStorage * objects, std::string psd = "viaroute") : names(objects->names), pluginDescriptorString(psd) {
nodeHelpDesk = objects->nodeHelpDesk;
graph = objects->graph;
searchEngine = new SearchEngine<QueryEdge::EdgeData, StaticGraph<QueryEdge::EdgeData> >(graph, nodeHelpDesk, names);
descriptorTable.Set("", 0); //default descriptor
descriptorTable.Set("json", 0);
descriptorTable.Set("gpx", 1);
}
virtual ~ViaRoutePlugin() {
delete searchEngine;
}
std::string GetDescriptor() const { return pluginDescriptorString; }
std::string GetVersionString() const { return std::string("0.3 (DL)"); }
void HandleRequest(const RouteParameters & routeParameters, http::Reply& reply) {
//check number of parameters
if( 2 > routeParameters.coordinates.size() ) {
reply = http::Reply::stockReply(http::Reply::badRequest);
return;
}
RawRouteData rawRoute;
rawRoute.checkSum = nodeHelpDesk->GetCheckSum();
bool checksumOK = (routeParameters.checkSum == rawRoute.checkSum);
std::vector<std::string> textCoord;
for(unsigned i = 0; i < routeParameters.coordinates.size(); ++i) {
if(false == checkCoord(routeParameters.coordinates[i])) {
reply = http::Reply::stockReply(http::Reply::badRequest);
return;
}
rawRoute.rawViaNodeCoordinates.push_back(routeParameters.coordinates[i]);
}
std::vector<PhantomNode> phantomNodeVector(rawRoute.rawViaNodeCoordinates.size());
for(unsigned i = 0; i < rawRoute.rawViaNodeCoordinates.size(); ++i) {
if(checksumOK && i < routeParameters.hints.size() && "" != routeParameters.hints[i]) {
// INFO("Decoding hint: " << routeParameters.hints[i] << " for location index " << i);
DecodeObjectFromBase64(phantomNodeVector[i], routeParameters.hints[i]);
if(phantomNodeVector[i].isValid(nodeHelpDesk->getNumberOfNodes())) {
// INFO("Decoded hint " << i << " successfully");
continue;
}
}
// INFO("Brute force lookup of coordinate " << i);
searchEngine->FindPhantomNodeForCoordinate( rawRoute.rawViaNodeCoordinates[i], phantomNodeVector[i], routeParameters.zoomLevel);
}
for(unsigned i = 0; i < phantomNodeVector.size()-1; ++i) {
PhantomNodes segmentPhantomNodes;
segmentPhantomNodes.startPhantom = phantomNodeVector[i];
segmentPhantomNodes.targetPhantom = phantomNodeVector[i+1];
rawRoute.segmentEndCoordinates.push_back(segmentPhantomNodes);
}
if( ( routeParameters.alternateRoute ) && (1 == rawRoute.segmentEndCoordinates.size()) ) {
// INFO("Checking for alternative paths");
searchEngine->alternativePaths(rawRoute.segmentEndCoordinates[0], rawRoute);
} else {
searchEngine->shortestPath(rawRoute.segmentEndCoordinates, rawRoute);
}
if(INT_MAX == rawRoute.lengthOfShortestPath ) {
DEBUG( "Error occurred, single path not found" );
}
reply.status = http::Reply::ok;
//TODO: Move to member as smart pointer
BaseDescriptor<SearchEngine<QueryEdge::EdgeData, StaticGraph<QueryEdge::EdgeData> > > * desc;
if("" != routeParameters.jsonpParameter) {
reply.content += routeParameters.jsonpParameter;
reply.content += "(";
}
_DescriptorConfig descriptorConfig;
unsigned descriptorType = descriptorTable[routeParameters.outputFormat];
descriptorConfig.z = routeParameters.zoomLevel;
descriptorConfig.instructions = routeParameters.printInstructions;
descriptorConfig.geometry = routeParameters.geometry;
descriptorConfig.encodeGeometry = routeParameters.compression;
switch(descriptorType){
case 0:
desc = new JSONDescriptor<SearchEngine<QueryEdge::EdgeData, StaticGraph<QueryEdge::EdgeData> > >();
break;
case 1:
desc = new GPXDescriptor<SearchEngine<QueryEdge::EdgeData, StaticGraph<QueryEdge::EdgeData> > >();
break;
default:
desc = new JSONDescriptor<SearchEngine<QueryEdge::EdgeData, StaticGraph<QueryEdge::EdgeData> > >();
break;
}
PhantomNodes phantomNodes;
phantomNodes.startPhantom = rawRoute.segmentEndCoordinates[0].startPhantom;
// INFO("Start location: " << phantomNodes.startPhantom.location)
phantomNodes.targetPhantom = rawRoute.segmentEndCoordinates[rawRoute.segmentEndCoordinates.size()-1].targetPhantom;
// INFO("TargetLocation: " << phantomNodes.targetPhantom.location);
// INFO("Number of segments: " << rawRoute.segmentEndCoordinates.size());
desc->SetConfig(descriptorConfig);
desc->Run(reply, rawRoute, phantomNodes, *searchEngine);
if("" != routeParameters.jsonpParameter) {
reply.content += ")\n";
}
reply.headers.resize(3);
reply.headers[0].name = "Content-Length";
std::string tmp;
intToString(reply.content.size(), tmp);
reply.headers[0].value = tmp;
switch(descriptorType){
case 0:
if("" != routeParameters.jsonpParameter){
reply.headers[1].name = "Content-Type";
reply.headers[1].value = "text/javascript";
reply.headers[2].name = "Content-Disposition";
reply.headers[2].value = "attachment; filename=\"route.js\"";
} else {
reply.headers[1].name = "Content-Type";
reply.headers[1].value = "application/x-javascript";
reply.headers[2].name = "Content-Disposition";
reply.headers[2].value = "attachment; filename=\"route.json\"";
}
break;
case 1:
reply.headers[1].name = "Content-Type";
reply.headers[1].value = "application/gpx+xml; charset=UTF-8";
reply.headers[2].name = "Content-Disposition";
reply.headers[2].value = "attachment; filename=\"route.gpx\"";
break;
default:
if("" != routeParameters.jsonpParameter){
reply.headers[1].name = "Content-Type";
reply.headers[1].value = "text/javascript";
reply.headers[2].name = "Content-Disposition";
reply.headers[2].value = "attachment; filename=\"route.js\"";
} else {
reply.headers[1].name = "Content-Type";
reply.headers[1].value = "application/x-javascript";
reply.headers[2].name = "Content-Disposition";
reply.headers[2].value = "attachment; filename=\"route.json\"";
}
break;
}
delete desc;
return;
}
private:
inline bool checkCoord(const _Coordinate & c) {
if(c.lat > 90*100000 || c.lat < -90*100000 || c.lon > 180*100000 || c.lon <-180*100000) {
return false;
}
return true;
}
};
#endif /* VIAROUTEPLUGIN_H_ */
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For instructions on how to compile and run OSRM, please consult the Wiki at
https://github.com/DennisOSRM/Project-OSRM/wiki
or use our free and daily updated online service at
http://map.project-osrm.org
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Overview
--------
The repository provides a Leaflet [(1)] based web frontend to the Open Source Routing Machine (Project-OSRM [(2)]).
The frontend is implemented in Javascript.
Data is fetched from routing and geocoding servers using JSONP queries.
The website is XHTML 1.0 Strict compliant.
A deployed version of the the web frontend can be seen at [(3)].
Setup
-----
The frontend should work directly as provided.
Several settings - including the URL for the routing server and the geocoder server - can be specified in `OSRM.config.js`.
Different tile servers can be specified in `OSRM.Map.js`.
Note that the URL shortener used for generating route links only works with URLs pointing to the official Project-OSRM website.
Branches
--------
* The `master` branch will always point to the latest released version of the frontend.
* The `develop` branch should always point to a working version with new features and bugfixes (think of it as a nightly-build).
* Other branches contain various work in progress.
Bugtracking
-----------
Please use the OSRM-Project bug tracker [(4)] for submitting any bug reports or feature requests.
Integration into Project-OSRM repository
----------------------------------------
The Project-OSRM repository already contains the frontend repository as a submodule.
It will always point to the latest deployed version.
To successfully work a repository that contains submodules, use the following git commands (available in git 1.7.1+):
* `git clone --recursive`
to clone a repository and the contained submodules
* `git pull && git submodule update`
to pull the latest version of the repository and update its submodules if required
Note that the frontend can also be checked out independently of the Project-OSRM repository.
References
----------
[(1)] Cloudmade Leaflet: http://leaflet.cloudmade.com/
[(2)] Project OSRM: http://project-osrm.org/
[(3)] Project OSRM Frontend: http://map.project-osrm.org/
[(4)] Project OSRM Bugtracker: https://github.com/DennisOSRM/Project-OSRM/issues/
[(1)]: http://leaflet.cloudmade.com/ "Cloudmade Leaflet"
[(2)]: http://project-osrm.org/ "Project OSRM"
[(3)]: http://map.project-osrm.org/ "Project-OSRM Frontend"
[(4)]: https://github.com/DennisOSRM/Project-OSRM/issues/ "Project-OSRM Bugtracker"
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require 'OSM/StreamParser'
require 'socket'
require 'digest/sha1'
require 'cucumber/rake/task'
require 'sys/proctable'
DATA_FOLDER = 'sandbox'
PROFILE = 'bicycle'
OSRM_PORT = 5000
Cucumber::Rake::Task.new do |t|
t.cucumber_opts = %w{--format pretty}
end
areas = {
:kbh => { :country => 'denmark', :bbox => 'top=55.6972 left=12.5222 right=12.624 bottom=55.6376' },
:frd => { :country => 'denmark', :bbox => 'top=55.7007 left=12.4765 bottom=55.6576 right=12.5698' },
:regh => { :country => 'denmark', :bbox => 'top=56.164 left=11.792 bottom=55.403 right=12.731' },
:dk => { :country => 'denmark', :bbox => nil },
:skaane => { :country => 'sweden', :bbox => 'top=56.55 left=12.4 bottom=55.3 right=14.6' }
}
osm_data_area_name = ARGV[1] ? ARGV[1].to_s.to_sym : :kbh
raise "Unknown data area." unless areas[osm_data_area_name]
osm_data_country = areas[osm_data_area_name][:country]
osm_data_area_bbox = areas[osm_data_area_name][:bbox]
task osm_data_area_name.to_sym {} #define empty task to prevent rake from whining. will break if area has same name as a task
def each_process name, &block
Sys::ProcTable.ps do |process|
if process.comm.strip == name.strip && process.state != 'zombie'
yield process.pid.to_i, process.state.strip
end
end
end
def up?
find_pid('osrm-routed') != nil
end
def find_pid name
each_process(name) { |pid,state| return pid.to_i }
return nil
end
def wait_for_shutdown name
timeout = 10
(timeout*10).times do
return if find_pid(name) == nil
sleep 0.1
end
raise "*** Could not terminate #{name}."
end
def write_server_ini osm_file
s=<<-EOF
Threads = 1
IP = 0.0.0.0
Port = #{OSRM_PORT}
hsgrData=#{osm_file}.osrm.hsgr
nodesData=#{osm_file}.osrm.nodes
edgesData=#{osm_file}.osrm.edges
ramIndex=#{osm_file}.osrm.ramIndex
fileIndex=#{osm_file}.osrm.fileIndex
namesData=#{osm_file}.osrm.names
timestamp=#{osm_file}.osrm.timestamp
EOF
File.open( 'server.ini', 'w') {|f| f.write( s ) }
end
desc "Rebuild and run tests."
task :default => [:build, :cucumber]
desc "Build using SConsstruct."
task :build do
system "scons"
end
desc "Setup config files."
task :setup do
Dir.mkdir "#{DATA_FOLDER}" unless File.exist? "#{DATA_FOLDER}"
['server.ini','extractor.ini','contractor.ini'].each do |file|
unless File.exist? "#{DATA_FOLDER}/#{file}"
puts "Copying #{file} template to #{DATA_FOLDER}/#{file}"
FileUtils.cp file, "#{DATA_FOLDER}/#{file}"
end
end
end
desc "Download OSM data."
task :download => :setup do
Dir.mkdir "#{DATA_FOLDER}" unless File.exist? "#{DATA_FOLDER}"
puts "Downloading..."
puts "curl http://download.geofabrik.de/openstreetmap/europe/#{osm_data_country}.osm.pbf -o #{DATA_FOLDER}/#{osm_data_country}.osm.pbf"
raise "Error while downloading data." unless system "curl http://download.geofabrik.de/openstreetmap/europe/#{osm_data_country}.osm.pbf -o #{DATA_FOLDER}/#{osm_data_country}.osm.pbf"
if osm_data_area_bbox
puts "Cropping and converting to protobuffer..."
raise "Error while cropping data." unless system "osmosis --read-pbf file=#{DATA_FOLDER}/#{osm_data_country}.osm.pbf --bounding-box #{osm_data_area_bbox} --write-pbf file=#{DATA_FOLDER}/#{osm_data_area_name}.osm.pbf omitmetadata=true"
end
end
desc "Crop OSM data"
task :crop do
if osm_data_area_bbox
raise "Error while cropping data." unless system "osmosis --read-pbf file=#{DATA_FOLDER}/#{osm_data_country}.osm.pbf --bounding-box #{osm_data_area_bbox} --write-pbf file=#{DATA_FOLDER}/#{osm_data_area_name}.osm.pbf omitmetadata=true"
end
end
desc "Reprocess OSM data."
task :process => :setup do
Dir.chdir DATA_FOLDER do
raise "Error while extracting data." unless system "../osrm-extract #{osm_data_area_name}.osm.pbf ../profiles/#{PROFILE}.lua"
puts
raise "Error while preparing data." unless system "../osrm-prepare #{osm_data_area_name}.osrm #{osm_data_area_name}.osrm.restrictions ../profiles/#{PROFILE}.lua"
puts
end
end
desc "Delete preprocessing files."
task :clean do
File.delete *Dir.glob("#{DATA_FOLDER}/*.osrm")
File.delete *Dir.glob("#{DATA_FOLDER}/*.osrm.*")
end
desc "Run all cucumber test"
task :test do
system "cucumber"
puts
end
desc "Run the routing server in the terminal. Press Ctrl-C to stop."
task :run => :setup do
Dir.chdir DATA_FOLDER do
write_server_ini osm_data_area_name
system "../osrm-routed"
end
end
desc "Launch the routing server in the background. Use rake:down to stop it."
task :up => :setup do
Dir.chdir DATA_FOLDER do
abort("Already up.") if up?
write_server_ini osm_data_area_name
pipe = IO.popen('../osrm-routed 1>>osrm-routed.log 2>>osrm-routed.log')
timeout = 5
(timeout*10).times do
begin
socket = TCPSocket.new('localhost', OSRM_PORT)
socket.puts 'ping'
rescue Errno::ECONNREFUSED
sleep 0.1
end
end
end
end
desc "Stop the routing server."
task :down do
pid = find_pid 'osrm-routed'
if pid
Process.kill 'TERM', pid
else
puts "Already down."
end
end
desc "Kill all osrm-extract, osrm-prepare and osrm-routed processes."
task :kill do
each_process('osrm-routed') { |pid,state| Process.kill 'KILL', pid }
each_process('osrm-prepare') { |pid,state| Process.kill 'KILL', pid }
each_process('osrm-extract') { |pid,state| Process.kill 'KILL', pid }
wait_for_shutdown 'osrm-routed'
wait_for_shutdown 'osrm-prepare'
wait_for_shutdown 'osrm-extract'
end
desc "Get PIDs of all osrm-extract, osrm-prepare and osrm-routed processes."
task :pid do
each_process 'osrm-routed' do |pid,state|
puts "#{pid}\t#{state}"
end
end
desc "Stop, reprocess and restart."
task :update => [:down,:process,:up] do
end
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef ALTERNATIVEROUTES_H_
#define ALTERNATIVEROUTES_H_
#include <cmath>
#include "BasicRoutingInterface.h"
const double VIAPATH_ALPHA = 0.25;
const double VIAPATH_EPSILON = 0.25;
const double VIAPATH_GAMMA = 0.80;
template<class QueryDataT>
class AlternativeRouting : private BasicRoutingInterface<QueryDataT>{
typedef BasicRoutingInterface<QueryDataT> super;
typedef std::pair<NodeID, int> PreselectedNode;
typedef typename QueryDataT::HeapPtr HeapPtr;
typedef std::pair<NodeID, NodeID> UnpackEdge;
struct RankedCandidateNode {
RankedCandidateNode(NodeID n, int l, int s) : node(n), length(l), sharing(s) {}
NodeID node;
int length;
int sharing;
bool operator<(const RankedCandidateNode& other) const {
return (2*length + sharing) < (2*other.length + other.sharing);
}
};
public:
AlternativeRouting(QueryDataT & qd) : super(qd) { }
~AlternativeRouting() {}
void operator()(const PhantomNodes & phantomNodePair, RawRouteData & rawRouteData) {
if(!phantomNodePair.AtLeastOnePhantomNodeIsUINTMAX() || phantomNodePair.PhantomNodesHaveEqualLocation()) {
rawRouteData.lengthOfShortestPath = rawRouteData.lengthOfAlternativePath = INT_MAX;
return;
}
std::vector<NodeID> alternativePath;
std::vector<NodeID> viaNodeCandidates;
std::vector <NodeID> packedShortestPath;
std::vector<PreselectedNode> nodesThatPassPreselection;
HeapPtr & forwardHeap = super::_queryData.forwardHeap;
HeapPtr & backwardHeap = super::_queryData.backwardHeap;
HeapPtr & forwardHeap2 = super::_queryData.forwardHeap2;
HeapPtr & backwardHeap2 = super::_queryData.backwardHeap2;
//Initialize Queues
super::_queryData.InitializeOrClearFirstThreadLocalStorage();
int _upperBound = INT_MAX;
NodeID middle = UINT_MAX;
forwardHeap->Insert(phantomNodePair.startPhantom.edgeBasedNode, -phantomNodePair.startPhantom.weight1, phantomNodePair.startPhantom.edgeBasedNode);
if(phantomNodePair.startPhantom.isBidirected() ) {
forwardHeap->Insert(phantomNodePair.startPhantom.edgeBasedNode+1, -phantomNodePair.startPhantom.weight2, phantomNodePair.startPhantom.edgeBasedNode+1);
}
backwardHeap->Insert(phantomNodePair.targetPhantom.edgeBasedNode, phantomNodePair.targetPhantom.weight1, phantomNodePair.targetPhantom.edgeBasedNode);
if(phantomNodePair.targetPhantom.isBidirected() ) {
backwardHeap->Insert(phantomNodePair.targetPhantom.edgeBasedNode+1, phantomNodePair.targetPhantom.weight2, phantomNodePair.targetPhantom.edgeBasedNode+1);
}
const int offset = (phantomNodePair.startPhantom.isBidirected() ? std::max(phantomNodePair.startPhantom.weight1, phantomNodePair.startPhantom.weight2) : phantomNodePair.startPhantom.weight1)
+ (phantomNodePair.targetPhantom.isBidirected() ? std::max(phantomNodePair.targetPhantom.weight1, phantomNodePair.targetPhantom.weight2) : phantomNodePair.targetPhantom.weight1);
//exploration dijkstra from nodes s and t until deletemin/(1+epsilon) > _lengthOfShortestPath
while(forwardHeap->Size() + backwardHeap->Size() > 0){
if(forwardHeap->Size() > 0){
AlternativeRoutingStep(forwardHeap, backwardHeap, &middle, &_upperBound, 2*offset, true, viaNodeCandidates);
}
if(backwardHeap->Size() > 0){
AlternativeRoutingStep(backwardHeap, forwardHeap, &middle, &_upperBound, 2*offset, false, viaNodeCandidates);
}
}
std::sort(viaNodeCandidates.begin(), viaNodeCandidates.end());
int size = std::unique(viaNodeCandidates.begin(), viaNodeCandidates.end())- viaNodeCandidates.begin();
viaNodeCandidates.resize(size);
//save (packed) shortest path of shortest path and keep it for later use.
//we need it during the checks and dont want to recompute it always
super::RetrievePackedPathFromHeap(forwardHeap, backwardHeap, middle, packedShortestPath);
//ch-pruning of via nodes in both search spaces
BOOST_FOREACH(const NodeID node, viaNodeCandidates) {
if(node == middle) //subpath optimality tells us that this case is just the shortest path
continue;
int sharing = approximateAmountOfSharing(node, forwardHeap, backwardHeap, packedShortestPath);
int length1 = forwardHeap->GetKey(node);
int length2 = backwardHeap->GetKey(node);
bool lengthPassed = (length1+length2 < _upperBound*(1+VIAPATH_EPSILON));
bool sharingPassed = (sharing <= _upperBound*VIAPATH_GAMMA);
bool stretchPassed = length1+length2 - sharing < (1.+VIAPATH_EPSILON)*(_upperBound-sharing);
if(lengthPassed && sharingPassed && stretchPassed)
nodesThatPassPreselection.push_back(std::make_pair(node, length1+length2));
}
std::vector<RankedCandidateNode > rankedCandidates;
//prioritizing via nodes for deep inspection
BOOST_FOREACH(const PreselectedNode node, nodesThatPassPreselection) {
int lengthOfViaPath = 0, sharingOfViaPath = 0;
computeLengthAndSharingOfViaPath(node, &lengthOfViaPath, &sharingOfViaPath, offset, packedShortestPath);
if(sharingOfViaPath <= VIAPATH_GAMMA*_upperBound)
rankedCandidates.push_back(RankedCandidateNode(node.first, lengthOfViaPath, sharingOfViaPath));
}
std::sort(rankedCandidates.begin(), rankedCandidates.end());
NodeID selectedViaNode = UINT_MAX;
int lengthOfViaPath = INT_MAX;
NodeID s_v_middle = UINT_MAX, v_t_middle = UINT_MAX;
BOOST_FOREACH(const RankedCandidateNode candidate, rankedCandidates){
if(viaNodeCandidatePasses_T_Test(forwardHeap, backwardHeap, forwardHeap2, backwardHeap2, candidate, offset, _upperBound, &lengthOfViaPath, &s_v_middle, &v_t_middle)) {
// select first admissable
selectedViaNode = candidate.node;
break;
}
}
//Unpack shortest path and alternative, if they exist
if(INT_MAX != _upperBound) {
super::UnpackPath(packedShortestPath, rawRouteData.computedShortestPath);
rawRouteData.lengthOfShortestPath = _upperBound;
} else {
rawRouteData.lengthOfShortestPath = INT_MAX;
}
if(selectedViaNode != UINT_MAX) {
retrievePackedViaPath(forwardHeap, backwardHeap, forwardHeap2, backwardHeap2, s_v_middle, v_t_middle, rawRouteData.computedAlternativePath);
rawRouteData.lengthOfAlternativePath = lengthOfViaPath;
} else {
rawRouteData.lengthOfAlternativePath = INT_MAX;
}
}
private:
//unpack <s,..,v,..,t> by exploring search spaces from v
inline void retrievePackedViaPath(const HeapPtr & _forwardHeap1, const HeapPtr & _backwardHeap1, const HeapPtr & _forwardHeap2, const HeapPtr & _backwardHeap2,
const NodeID s_v_middle, const NodeID v_t_middle, std::vector<_PathData> & unpackedPath) {
//unpack [s,v)
std::vector<NodeID> packed_s_v_path, packed_v_t_path;
super::RetrievePackedPathFromHeap(_forwardHeap1, _backwardHeap2, s_v_middle, packed_s_v_path);
packed_s_v_path.resize(packed_s_v_path.size()-1);
//unpack [v,t]
super::RetrievePackedPathFromHeap(_forwardHeap2, _backwardHeap1, v_t_middle, packed_v_t_path);
packed_s_v_path.insert(packed_s_v_path.end(),packed_v_t_path.begin(), packed_v_t_path.end() );
super::UnpackPath(packed_s_v_path, unpackedPath);
}
inline void computeLengthAndSharingOfViaPath(const PreselectedNode& node, int *lengthOfViaPath, int *sharingOfViaPath,
const int offset, const std::vector<NodeID> & packedShortestPath) {
//compute and unpack <s,..,v> and <v,..,t> by exploring search spaces from v and intersecting against queues
//only half-searches have to be done at this stage
super::_queryData.InitializeOrClearSecondThreadLocalStorage();
HeapPtr & existingForwardHeap = super::_queryData.forwardHeap;
HeapPtr & existingBackwardHeap = super::_queryData.backwardHeap;
HeapPtr & newForwardHeap = super::_queryData.forwardHeap2;
HeapPtr & newBackwardHeap = super::_queryData.backwardHeap2;
std::vector < NodeID > packed_s_v_path;
std::vector < NodeID > packed_v_t_path;
std::vector<NodeID> partiallyUnpackedShortestPath;
std::vector<NodeID> partiallyUnpackedViaPath;
NodeID s_v_middle = UINT_MAX;
int upperBoundFor_s_v_Path = INT_MAX;//compute path <s,..,v> by reusing forward search from s
newBackwardHeap->Insert(node.first, 0, node.first);
while (newBackwardHeap->Size() > 0) {
super::RoutingStep(newBackwardHeap, existingForwardHeap, &s_v_middle, &upperBoundFor_s_v_Path, 2 * offset, false);
}
//compute path <v,..,t> by reusing backward search from node t
NodeID v_t_middle = UINT_MAX;
int upperBoundFor_v_t_Path = INT_MAX;
newForwardHeap->Insert(node.first, 0, node.first);
while (newForwardHeap->Size() > 0) {
super::RoutingStep(newForwardHeap, existingBackwardHeap, &v_t_middle, &upperBoundFor_v_t_Path, 2 * offset, true);
}
*lengthOfViaPath = upperBoundFor_s_v_Path + upperBoundFor_v_t_Path;
if(UINT_MAX == s_v_middle || UINT_MAX == v_t_middle)
return;
//retrieve packed paths
super::RetrievePackedPathFromHeap(existingForwardHeap, newBackwardHeap, s_v_middle, packed_s_v_path);
super::RetrievePackedPathFromHeap(newForwardHeap, existingBackwardHeap, v_t_middle, packed_v_t_path);
//partial unpacking, compute sharing
//First partially unpack s-->v until paths deviate, note length of common path.
for (unsigned i = 0, lengthOfPackedPath = std::min( packed_s_v_path.size(), packedShortestPath.size()) - 1; (i < lengthOfPackedPath); ++i) {
if (packed_s_v_path[i] == packedShortestPath[i] && packed_s_v_path[i + 1] == packedShortestPath[i + 1]) {
typename QueryDataT::Graph::EdgeIterator edgeID = super::_queryData.graph->FindEdgeInEitherDirection(packed_s_v_path[i], packed_s_v_path[i + 1]);
*sharingOfViaPath += super::_queryData.graph->GetEdgeData(edgeID).distance;
} else {
if (packed_s_v_path[i] == packedShortestPath[i]) {
super::UnpackEdge(packed_s_v_path[i], packed_s_v_path[i+1], partiallyUnpackedViaPath);
super::UnpackEdge(packedShortestPath[i], packedShortestPath[i+1], partiallyUnpackedShortestPath);
break;
}
}
}
//traverse partially unpacked edge and note common prefix
for (int i = 0, lengthOfPackedPath = std::min( partiallyUnpackedViaPath.size(), partiallyUnpackedShortestPath.size()) - 1; (i < lengthOfPackedPath) && (partiallyUnpackedViaPath[i] == partiallyUnpackedShortestPath[i] && partiallyUnpackedViaPath[i+1] == partiallyUnpackedShortestPath[i+1]); ++i) {
typename QueryDataT::Graph::EdgeIterator edgeID = super::_queryData.graph->FindEdgeInEitherDirection(partiallyUnpackedViaPath[i], partiallyUnpackedViaPath[i+1]);
*sharingOfViaPath += super::_queryData.graph->GetEdgeData(edgeID).distance;
}
//Second, partially unpack v-->t in reverse order until paths deviate and note lengths
int viaPathIndex = packed_v_t_path.size() - 1;
int shortestPathIndex = packedShortestPath.size() - 1;
for (; viaPathIndex > 0 && shortestPathIndex > 0; --viaPathIndex,--shortestPathIndex ) {
if (packed_v_t_path[viaPathIndex - 1] == packedShortestPath[shortestPathIndex - 1] && packed_v_t_path[viaPathIndex] == packedShortestPath[shortestPathIndex]) {
typename QueryDataT::Graph::EdgeIterator edgeID = super::_queryData.graph->FindEdgeInEitherDirection( packed_v_t_path[viaPathIndex - 1], packed_v_t_path[viaPathIndex]);
*sharingOfViaPath += super::_queryData.graph->GetEdgeData(edgeID).distance;
} else {
if (packed_v_t_path[viaPathIndex] == packedShortestPath[shortestPathIndex]) {
super::UnpackEdge(packed_v_t_path[viaPathIndex-1], packed_v_t_path[viaPathIndex], partiallyUnpackedViaPath);
super::UnpackEdge(packedShortestPath[shortestPathIndex-1] , packedShortestPath[shortestPathIndex], partiallyUnpackedShortestPath);
break;
}
}
}
viaPathIndex = partiallyUnpackedViaPath.size() - 1;
shortestPathIndex = partiallyUnpackedShortestPath.size() - 1;
for (; viaPathIndex > 0 && shortestPathIndex > 0; --viaPathIndex,--shortestPathIndex) {
if (partiallyUnpackedViaPath[viaPathIndex - 1] == partiallyUnpackedShortestPath[shortestPathIndex - 1] && partiallyUnpackedViaPath[viaPathIndex] == partiallyUnpackedShortestPath[shortestPathIndex]) {
typename QueryDataT::Graph::EdgeIterator edgeID = super::_queryData.graph->FindEdgeInEitherDirection( partiallyUnpackedViaPath[viaPathIndex - 1], partiallyUnpackedViaPath[viaPathIndex]);
*sharingOfViaPath += super::_queryData.graph->GetEdgeData(edgeID).distance;
} else {
break;
}
}
//finished partial unpacking spree! Amount of sharing is stored to appropriate poiner variable
}
inline int approximateAmountOfSharing(const NodeID middleNodeIDOfAlternativePath, HeapPtr & _forwardHeap, HeapPtr & _backwardHeap, const std::vector<NodeID> & packedShortestPath) {
std::vector<NodeID> packedAlternativePath;
super::RetrievePackedPathFromHeap(_forwardHeap, _backwardHeap, middleNodeIDOfAlternativePath, packedAlternativePath);
if(packedShortestPath.size() < 2 || packedAlternativePath.size() < 2)
return 0;
int sharing = 0;
int aindex = 0;
//compute forward sharing
while( (packedAlternativePath[aindex] == packedShortestPath[aindex]) && (packedAlternativePath[aindex+1] == packedShortestPath[aindex+1]) ) {
// INFO("retrieving edge (" << packedAlternativePath[aindex] << "," << packedAlternativePath[aindex+1] << ")");
typename QueryDataT::Graph::EdgeIterator edgeID = super::_queryData.graph->FindEdgeInEitherDirection(packedAlternativePath[aindex], packedAlternativePath[aindex+1]);
sharing += super::_queryData.graph->GetEdgeData(edgeID).distance;
++aindex;
}
aindex = packedAlternativePath.size()-1;
int bindex = packedShortestPath.size()-1;
//compute backward sharing
while( aindex > 0 && bindex > 0 && (packedAlternativePath[aindex] == packedShortestPath[bindex]) && (packedAlternativePath[aindex-1] == packedShortestPath[bindex-1]) ) {
typename QueryDataT::Graph::EdgeIterator edgeID = super::_queryData.graph->FindEdgeInEitherDirection(packedAlternativePath[aindex], packedAlternativePath[aindex-1]);
sharing += super::_queryData.graph->GetEdgeData(edgeID).distance;
--aindex; --bindex;
}
return sharing;
}
inline void AlternativeRoutingStep(HeapPtr & _forwardHeap, HeapPtr & _backwardHeap, NodeID *middle, int *_upperbound, const int edgeBasedOffset, const bool forwardDirection, std::vector<NodeID>& searchSpaceIntersection) const {
const NodeID node = _forwardHeap->DeleteMin();
const int distance = _forwardHeap->GetKey(node);
if(_backwardHeap->WasInserted(node) ){
searchSpaceIntersection.push_back(node);
const int newDistance = _backwardHeap->GetKey(node) + distance;
if(newDistance < *_upperbound ){
if(newDistance>=0 ) {
*middle = node;
*_upperbound = newDistance;
}
}
}
int scaledDistance = (distance-edgeBasedOffset)/(1.+VIAPATH_EPSILON);
if(scaledDistance > *_upperbound){
_forwardHeap->DeleteAll();
return;
}
for ( typename QueryDataT::Graph::EdgeIterator edge = super::_queryData.graph->BeginEdges( node ); edge < super::_queryData.graph->EndEdges(node); edge++ ) {
const typename QueryDataT::Graph::EdgeData & data = super::_queryData.graph->GetEdgeData(edge);
bool forwardDirectionFlag = (forwardDirection ? data.forward : data.backward );
if(forwardDirectionFlag) {
const NodeID to = super::_queryData.graph->GetTarget(edge);
const int edgeWeight = data.distance;
assert( edgeWeight > 0 );
const int toDistance = distance + edgeWeight;
//New Node discovered -> Add to Heap + Node Info Storage
if ( !_forwardHeap->WasInserted( to ) ) {
_forwardHeap->Insert( to, toDistance, node );
}
//Found a shorter Path -> Update distance
else if ( toDistance < _forwardHeap->GetKey( to ) ) {
_forwardHeap->GetData( to ).parent = node;
_forwardHeap->DecreaseKey( to, toDistance );
//new parent
}
}
}
}
//conduct T-Test
inline bool viaNodeCandidatePasses_T_Test( HeapPtr& existingForwardHeap, HeapPtr& existingBackwardHeap, HeapPtr& newForwardHeap, HeapPtr& newBackwardHeap, const RankedCandidateNode& candidate, const int offset, const int lengthOfShortestPath, int * lengthOfViaPath, NodeID * s_v_middle, NodeID * v_t_middle) {
std::vector < NodeID > packed_s_v_path;
std::vector < NodeID > packed_v_t_path;
super::_queryData.InitializeOrClearSecondThreadLocalStorage();
*s_v_middle = UINT_MAX;
int upperBoundFor_s_v_Path = INT_MAX;
//compute path <s,..,v> by reusing forward search from s
newBackwardHeap->Insert(candidate.node, 0, candidate.node);
while (newBackwardHeap->Size() > 0) {
super::RoutingStep(newBackwardHeap, existingForwardHeap, s_v_middle, &upperBoundFor_s_v_Path, 2*offset, false);
}
if(INT_MAX == upperBoundFor_s_v_Path)
return false;
//compute path <v,..,t> by reusing backward search from t
*v_t_middle = UINT_MAX;
int upperBoundFor_v_t_Path = INT_MAX;
newForwardHeap->Insert(candidate.node, 0, candidate.node);
while (newForwardHeap->Size() > 0) {
super::RoutingStep(newForwardHeap, existingBackwardHeap, v_t_middle, &upperBoundFor_v_t_Path, 2*offset, true);
}
if(INT_MAX == upperBoundFor_v_t_Path)
return false;
*lengthOfViaPath = upperBoundFor_s_v_Path + upperBoundFor_v_t_Path;
//retrieve packed paths
super::RetrievePackedPathFromHeap(existingForwardHeap, newBackwardHeap, *s_v_middle, packed_s_v_path);
super::RetrievePackedPathFromHeap(newForwardHeap, existingBackwardHeap, *v_t_middle, packed_v_t_path);
NodeID s_P = *s_v_middle, t_P = *v_t_middle;
const int T_threshold = VIAPATH_EPSILON * lengthOfShortestPath;
int unpackedUntilDistance = 0;
std::stack<UnpackEdge> unpackStack;
//Traverse path s-->v
for (unsigned i = packed_s_v_path.size() - 1; (i > 0) && unpackStack.empty(); --i) {
typename QueryDataT::Graph::EdgeIterator edgeID = super::_queryData.graph->FindEdgeInEitherDirection( packed_s_v_path[i - 1], packed_s_v_path[i]);
int lengthOfCurrentEdge = super::_queryData.graph->GetEdgeData(edgeID).distance;
if (lengthOfCurrentEdge + unpackedUntilDistance >= T_threshold) {
unpackStack.push(std::make_pair(packed_s_v_path[i - 1], packed_s_v_path[i]));
} else {
unpackedUntilDistance += lengthOfCurrentEdge;
s_P = packed_s_v_path[i - 1];
}
}
while (!unpackStack.empty()) {
const UnpackEdge viaPathEdge = unpackStack.top();
unpackStack.pop();
typename QueryDataT::Graph::EdgeIterator edgeIDInViaPath = super::_queryData.graph->FindEdgeInEitherDirection(viaPathEdge.first, viaPathEdge.second);
if(UINT_MAX == edgeIDInViaPath)
return false;
typename QueryDataT::Graph::EdgeData currentEdgeData = super::_queryData.graph->GetEdgeData(edgeIDInViaPath);
bool IsViaEdgeShortCut = currentEdgeData.shortcut;
if (IsViaEdgeShortCut) {
const NodeID middleOfViaPath = currentEdgeData.id;
typename QueryDataT::Graph::EdgeIterator edgeIDOfSecondSegment = super::_queryData.graph->FindEdgeInEitherDirection(middleOfViaPath, viaPathEdge.second);
int lengthOfSecondSegment = super::_queryData.graph->GetEdgeData(edgeIDOfSecondSegment).distance;
//attention: !unpacking in reverse!
//Check if second segment is the one to go over treshold? if yes add second segment to stack, else push first segment to stack and add distance of second one.
if (unpackedUntilDistance + lengthOfSecondSegment >= T_threshold) {
unpackStack.push(std::make_pair(middleOfViaPath, viaPathEdge.second));
} else {
unpackedUntilDistance += lengthOfSecondSegment;
unpackStack.push(std::make_pair(viaPathEdge.first, middleOfViaPath));
}
} else {
// edge is not a shortcut, set the start node for T-Test to end of edge.
unpackedUntilDistance += currentEdgeData.distance;
s_P = viaPathEdge.first;
}
}
int lengthOfPathT_Test_Path = unpackedUntilDistance;
unpackedUntilDistance = 0;
//Traverse path s-->v
for (unsigned i = 0, lengthOfPackedPath = packed_v_t_path.size() - 1; (i < lengthOfPackedPath) && unpackStack.empty(); ++i) {
typename QueryDataT::Graph::EdgeIterator edgeID = super::_queryData.graph->FindEdgeInEitherDirection( packed_v_t_path[i], packed_v_t_path[i + 1]);
int lengthOfCurrentEdge = super::_queryData.graph->GetEdgeData(edgeID).distance;
if (lengthOfCurrentEdge + unpackedUntilDistance >= T_threshold) {
unpackStack.push( std::make_pair(packed_v_t_path[i], packed_v_t_path[i + 1]));
} else {
unpackedUntilDistance += lengthOfCurrentEdge;
t_P = packed_v_t_path[i + 1];
}
}
while (!unpackStack.empty()) {
const UnpackEdge viaPathEdge = unpackStack.top();
unpackStack.pop();
typename QueryDataT::Graph::EdgeIterator edgeIDInViaPath = super::_queryData.graph->FindEdgeInEitherDirection(viaPathEdge.first, viaPathEdge.second);
if(UINT_MAX == edgeIDInViaPath)
return false;
typename QueryDataT::Graph::EdgeData currentEdgeData = super::_queryData.graph->GetEdgeData(edgeIDInViaPath);
const bool IsViaEdgeShortCut = currentEdgeData.shortcut;
if (IsViaEdgeShortCut) {
const NodeID middleOfViaPath = currentEdgeData.id;
typename QueryDataT::Graph::EdgeIterator edgeIDOfFirstSegment = super::_queryData.graph->FindEdgeInEitherDirection(viaPathEdge.first, middleOfViaPath);
int lengthOfFirstSegment = super::_queryData.graph->GetEdgeData( edgeIDOfFirstSegment).distance;
//Check if first segment is the one to go over treshold? if yes first segment to stack, else push second segment to stack and add distance of first one.
if (unpackedUntilDistance + lengthOfFirstSegment >= T_threshold) {
unpackStack.push( std::make_pair(viaPathEdge.first, middleOfViaPath));
} else {
unpackedUntilDistance += lengthOfFirstSegment;
unpackStack.push( std::make_pair(middleOfViaPath, viaPathEdge.second));
}
} else {
// edge is not a shortcut, set the start node for T-Test to end of edge.
unpackedUntilDistance += currentEdgeData.distance;
t_P = viaPathEdge.second;
}
}
lengthOfPathT_Test_Path += unpackedUntilDistance;
//Run actual T-Test query and compare if distances equal.
HeapPtr& forwardHeap = super::_queryData.forwardHeap3;
HeapPtr& backwardHeap = super::_queryData.backwardHeap3;
super::_queryData.InitializeOrClearThirdThreadLocalStorage();
int _upperBound = INT_MAX;
NodeID middle = UINT_MAX;
forwardHeap->Insert(s_P, 0, s_P);
backwardHeap->Insert(t_P, 0, t_P);
//exploration from s and t until deletemin/(1+epsilon) > _lengthOfShortestPath
while (forwardHeap->Size() + backwardHeap->Size() > 0) {
if (forwardHeap->Size() > 0) {
super::RoutingStep(forwardHeap, backwardHeap, &middle, &_upperBound, offset, true);
}
if (backwardHeap->Size() > 0) {
super::RoutingStep(backwardHeap, forwardHeap, &middle, &_upperBound, offset, false);
}
}
return (_upperBound <= lengthOfPathT_Test_Path);
}
};
#endif /* ALTERNATIVEROUTES_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef BASICROUTINGINTERFACE_H_
#define BASICROUTINGINTERFACE_H_
#include <cassert>
#include <climits>
#include "../Plugins/RawRouteData.h"
template<class QueryDataT>
class BasicRoutingInterface {
protected:
QueryDataT & _queryData;
public:
BasicRoutingInterface(QueryDataT & qd) : _queryData(qd) { }
virtual ~BasicRoutingInterface(){ };
inline void RoutingStep(typename QueryDataT::HeapPtr & _forwardHeap, typename QueryDataT::HeapPtr & _backwardHeap, NodeID *middle, int *_upperbound, const int edgeBasedOffset, const bool forwardDirection) const {
const NodeID node = _forwardHeap->DeleteMin();
const int distance = _forwardHeap->GetKey(node);
// INFO((forwardDirection ? "[forw]" : "[back]") << " settled node " << node << " at distance " << distance);
if(_backwardHeap->WasInserted(node) ){
// INFO((forwardDirection ? "[forw]" : "[back]") << " scanned node " << node << " in both directions, upper bound: " << *_upperbound);
const int newDistance = _backwardHeap->GetKey(node) + distance;
if(newDistance < *_upperbound ){
if(newDistance>=0 ) {
// INFO((forwardDirection ? "[forw]" : "[back]") << " -> node " << node << " is new middle at total distance " << newDistance);
*middle = node;
*_upperbound = newDistance;
} else {
// INFO((forwardDirection ? "[forw]" : "[back]") << " -> ignored " << node << " as new middle at total distance " << newDistance);
}
}
}
if(distance-edgeBasedOffset > *_upperbound){
_forwardHeap->DeleteAll();
return;
}
for ( typename QueryDataT::Graph::EdgeIterator edge = _queryData.graph->BeginEdges( node ); edge < _queryData.graph->EndEdges(node); edge++ ) {
const typename QueryDataT::Graph::EdgeData & data = _queryData.graph->GetEdgeData(edge);
bool backwardDirectionFlag = (!forwardDirection) ? data.forward : data.backward;
if(backwardDirectionFlag) {
const NodeID to = _queryData.graph->GetTarget(edge);
const int edgeWeight = data.distance;
assert( edgeWeight > 0 );
//Stalling
if(_forwardHeap->WasInserted( to )) {
if(_forwardHeap->GetKey( to ) + edgeWeight < distance) {
return;
}
}
}
}
for ( typename QueryDataT::Graph::EdgeIterator edge = _queryData.graph->BeginEdges( node ); edge < _queryData.graph->EndEdges(node); edge++ ) {
const typename QueryDataT::Graph::EdgeData & data = _queryData.graph->GetEdgeData(edge);
bool forwardDirectionFlag = (forwardDirection ? data.forward : data.backward );
if(forwardDirectionFlag) {
const NodeID to = _queryData.graph->GetTarget(edge);
const int edgeWeight = data.distance;
assert( edgeWeight > 0 );
const int toDistance = distance + edgeWeight;
//New Node discovered -> Add to Heap + Node Info Storage
if ( !_forwardHeap->WasInserted( to ) ) {
// INFO((forwardDirection ? "[forw]" : "[back]") << " scanning edge (" << node << "," << to << ") with distance " << toDistance << ", edge length: " << data.distance);
_forwardHeap->Insert( to, toDistance, node );
}
//Found a shorter Path -> Update distance
else if ( toDistance < _forwardHeap->GetKey( to ) ) {
// INFO((forwardDirection ? "[forw]" : "[back]") << " decrease and scanning edge (" << node << "," << to << ") from " << _forwardHeap->GetKey(to) << "to " << toDistance << ", edge length: " << data.distance);
_forwardHeap->GetData( to ).parent = node;
_forwardHeap->DecreaseKey( to, toDistance );
//new parent
}
}
}
}
inline void UnpackPath(std::vector<NodeID> & packedPath, std::vector<_PathData> & unpackedPath) const {
const unsigned sizeOfPackedPath = packedPath.size();
std::stack<std::pair<NodeID, NodeID> > recursionStack;
//We have to push the path in reverse order onto the stack because it's LIFO.
for(unsigned i = sizeOfPackedPath-1; i > 0; --i){
recursionStack.push(std::make_pair(packedPath[i-1], packedPath[i]));
}
std::pair<NodeID, NodeID> edge;
while(!recursionStack.empty()) {
edge = recursionStack.top();
recursionStack.pop();
// INFO("Unpacking edge (" << edge.first << "," << edge.second << ")");
typename QueryDataT::Graph::EdgeIterator smallestEdge = SPECIAL_EDGEID;
int smallestWeight = INT_MAX;
for(typename QueryDataT::Graph::EdgeIterator eit = _queryData.graph->BeginEdges(edge.first);eit < _queryData.graph->EndEdges(edge.first);++eit){
const int weight = _queryData.graph->GetEdgeData(eit).distance;
// INFO("Checking edge (" << edge.first << "/" << _queryData.graph->GetTarget(eit) << ")");
if(_queryData.graph->GetTarget(eit) == edge.second && weight < smallestWeight && _queryData.graph->GetEdgeData(eit).forward){
// INFO("1smallest " << eit << ", " << weight);
smallestEdge = eit;
smallestWeight = weight;
}
}
if(smallestEdge == SPECIAL_EDGEID){
for(typename QueryDataT::Graph::EdgeIterator eit = _queryData.graph->BeginEdges(edge.second);eit < _queryData.graph->EndEdges(edge.second);++eit){
const int weight = _queryData.graph->GetEdgeData(eit).distance;
// INFO("Checking edge (" << edge.first << "/" << _queryData.graph->GetTarget(eit) << ")");
if(_queryData.graph->GetTarget(eit) == edge.first && weight < smallestWeight && _queryData.graph->GetEdgeData(eit).backward){
// INFO("2smallest " << eit << ", " << weight);
smallestEdge = eit;
smallestWeight = weight;
}
}
}
assert(smallestWeight != INT_MAX);
const typename QueryDataT::Graph::EdgeData& ed = _queryData.graph->GetEdgeData(smallestEdge);
if(ed.shortcut) {//unpack
const NodeID middle = ed.id;
//again, we need to this in reversed order
recursionStack.push(std::make_pair(middle, edge.second));
recursionStack.push(std::make_pair(edge.first, middle));
} else {
assert(!ed.shortcut);
unpackedPath.push_back(_PathData(ed.id, _queryData.nodeHelpDesk->getNameIndexFromEdgeID(ed.id), _queryData.nodeHelpDesk->getTurnInstructionFromEdgeID(ed.id), ed.distance) );
}
}
}
inline void UnpackEdge(const NodeID s, const NodeID t, std::vector<NodeID> & unpackedPath) const {
std::stack<std::pair<NodeID, NodeID> > recursionStack;
recursionStack.push(std::make_pair(s,t));
std::pair<NodeID, NodeID> edge;
while(!recursionStack.empty()) {
edge = recursionStack.top();
recursionStack.pop();
typename QueryDataT::Graph::EdgeIterator smallestEdge = SPECIAL_EDGEID;
int smallestWeight = INT_MAX;
for(typename QueryDataT::Graph::EdgeIterator eit = _queryData.graph->BeginEdges(edge.first);eit < _queryData.graph->EndEdges(edge.first);++eit){
const int weight = _queryData.graph->GetEdgeData(eit).distance;
if(_queryData.graph->GetTarget(eit) == edge.second && weight < smallestWeight && _queryData.graph->GetEdgeData(eit).forward){
smallestEdge = eit;
smallestWeight = weight;
}
}
if(smallestEdge == SPECIAL_EDGEID){
for(typename QueryDataT::Graph::EdgeIterator eit = _queryData.graph->BeginEdges(edge.second);eit < _queryData.graph->EndEdges(edge.second);++eit){
const int weight = _queryData.graph->GetEdgeData(eit).distance;
if(_queryData.graph->GetTarget(eit) == edge.first && weight < smallestWeight && _queryData.graph->GetEdgeData(eit).backward){
smallestEdge = eit;
smallestWeight = weight;
}
}
}
assert(smallestWeight != INT_MAX);
const typename QueryDataT::Graph::EdgeData& ed = _queryData.graph->GetEdgeData(smallestEdge);
if(ed.shortcut) {//unpack
const NodeID middle = ed.id;
//again, we need to this in reversed order
// INFO("unpacking (" << middle << "," << edge.second << ") and (" << edge.first << "," << middle << ")");
recursionStack.push(std::make_pair(middle, edge.second));
recursionStack.push(std::make_pair(edge.first, middle));
} else {
assert(!ed.shortcut);
unpackedPath.push_back(edge.first );
}
}
unpackedPath.push_back(t);
}
inline void RetrievePackedPathFromHeap(const typename QueryDataT::HeapPtr & _fHeap, const typename QueryDataT::HeapPtr & _bHeap, const NodeID middle, std::vector<NodeID>& packedPath) {
NodeID pathNode = middle;
while(pathNode != _fHeap->GetData(pathNode).parent) {
pathNode = _fHeap->GetData(pathNode).parent;
packedPath.push_back(pathNode);
}
std::reverse(packedPath.begin(), packedPath.end());
packedPath.push_back(middle);
pathNode = middle;
while (pathNode != _bHeap->GetData(pathNode).parent){
pathNode = _bHeap->GetData(pathNode).parent;
packedPath.push_back(pathNode);
}
}
};
#endif /* BASICROUTINGINTERFACE_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef SHORTESTPATHROUTING_H_
#define SHORTESTPATHROUTING_H_
#include "BasicRoutingInterface.h"
template<class QueryDataT>
class ShortestPathRouting : public BasicRoutingInterface<QueryDataT>{
typedef BasicRoutingInterface<QueryDataT> super;
public:
ShortestPathRouting(QueryDataT & qd) : super(qd) {}
~ShortestPathRouting() {}
void operator()(std::vector<PhantomNodes> & phantomNodesVector, RawRouteData & rawRouteData) {
BOOST_FOREACH(PhantomNodes & phantomNodePair, phantomNodesVector) {
if(!phantomNodePair.AtLeastOnePhantomNodeIsUINTMAX()) {
rawRouteData.lengthOfShortestPath = rawRouteData.lengthOfAlternativePath = INT_MAX;
return;
}
}
int distance1 = 0;
int distance2 = 0;
bool searchFrom1stStartNode(true);
bool searchFrom2ndStartNode(true);
NodeID middle1 = ( NodeID ) UINT_MAX;
NodeID middle2 = ( NodeID ) UINT_MAX;
std::vector<NodeID> packedPath1;
std::vector<NodeID> packedPath2;
typename QueryDataT::HeapPtr & forwardHeap = super::_queryData.forwardHeap;
typename QueryDataT::HeapPtr & backwardHeap = super::_queryData.backwardHeap;
typename QueryDataT::HeapPtr & forwardHeap2 = super::_queryData.forwardHeap2;
typename QueryDataT::HeapPtr & backwardHeap2 = super::_queryData.backwardHeap2;
//Get distance to next pair of target nodes.
BOOST_FOREACH(PhantomNodes & phantomNodePair, phantomNodesVector) {
super::_queryData.InitializeOrClearFirstThreadLocalStorage();
super::_queryData.InitializeOrClearSecondThreadLocalStorage();
int _localUpperbound1 = INT_MAX;
int _localUpperbound2 = INT_MAX;
//insert new starting nodes into forward heap, adjusted by previous distances.
if(searchFrom1stStartNode) {
forwardHeap->Insert(phantomNodePair.startPhantom.edgeBasedNode, -phantomNodePair.startPhantom.weight1, phantomNodePair.startPhantom.edgeBasedNode);
forwardHeap2->Insert(phantomNodePair.startPhantom.edgeBasedNode, -phantomNodePair.startPhantom.weight1, phantomNodePair.startPhantom.edgeBasedNode);
// INFO("a 1,2)forw insert " << phantomNodePair.startPhantom.edgeBasedNode << " with weight " << phantomNodePair.startPhantom.weight1);
// } else {
// INFO("Skipping first start node");
}
if(phantomNodePair.startPhantom.isBidirected() && searchFrom2ndStartNode) {
forwardHeap->Insert(phantomNodePair.startPhantom.edgeBasedNode+1, -phantomNodePair.startPhantom.weight2, phantomNodePair.startPhantom.edgeBasedNode+1);
forwardHeap2->Insert(phantomNodePair.startPhantom.edgeBasedNode+1, -phantomNodePair.startPhantom.weight2, phantomNodePair.startPhantom.edgeBasedNode+1);
// INFO("b 1,2)forw insert " << phantomNodePair.startPhantom.edgeBasedNode+1 << " with weight " << -phantomNodePair.startPhantom.weight1);
// } else if(!searchFrom2ndStartNode) {
// INFO("Skipping second start node");
}
// backwardHeap->Clear();
// backwardHeap2->Clear();
//insert new backward nodes into backward heap, unadjusted.
backwardHeap->Insert(phantomNodePair.targetPhantom.edgeBasedNode, phantomNodePair.targetPhantom.weight1, phantomNodePair.targetPhantom.edgeBasedNode);
// INFO("1) back insert " << phantomNodePair.targetPhantom.edgeBasedNode << " with weight " << phantomNodePair.targetPhantom.weight1);
if(phantomNodePair.targetPhantom.isBidirected() ) {
// INFO("2) back insert " << phantomNodePair.targetPhantom.edgeBasedNode+1 << " with weight " << phantomNodePair.targetPhantom.weight2);
backwardHeap2->Insert(phantomNodePair.targetPhantom.edgeBasedNode+1, phantomNodePair.targetPhantom.weight2, phantomNodePair.targetPhantom.edgeBasedNode+1);
}
int offset = (phantomNodePair.startPhantom.isBidirected() ? std::max(phantomNodePair.startPhantom.weight1, phantomNodePair.startPhantom.weight2) : phantomNodePair.startPhantom.weight1) ;
offset += (phantomNodePair.targetPhantom.isBidirected() ? std::max(phantomNodePair.targetPhantom.weight1, phantomNodePair.targetPhantom.weight2) : phantomNodePair.targetPhantom.weight1) ;
//run two-Target Dijkstra routing step.
while(forwardHeap->Size() + backwardHeap->Size() > 0){
if(forwardHeap->Size() > 0){
super::RoutingStep(forwardHeap, backwardHeap, &middle1, &_localUpperbound1, 2*offset, true);
}
if(backwardHeap->Size() > 0){
super::RoutingStep(backwardHeap, forwardHeap, &middle1, &_localUpperbound1, 2*offset, false);
}
}
if(backwardHeap2->Size() > 0) {
while(forwardHeap2->Size() + backwardHeap2->Size() > 0){
if(forwardHeap2->Size() > 0){
super::RoutingStep(forwardHeap2, backwardHeap2, &middle2, &_localUpperbound2, 2*offset, true);
}
if(backwardHeap2->Size() > 0){
super::RoutingStep(backwardHeap2, forwardHeap2, &middle2, &_localUpperbound2, 2*offset, false);
}
}
}
// INFO("upperbound1: " << _localUpperbound1 << ", distance1: " << distance1);
// INFO("upperbound2: " << _localUpperbound2 << ", distance2: " << distance2);
//No path found for both target nodes?
if(INT_MAX == _localUpperbound1 && INT_MAX == _localUpperbound2) {
rawRouteData.lengthOfShortestPath = rawRouteData.lengthOfAlternativePath = INT_MAX;
return;
}
if(UINT_MAX == middle1) {
searchFrom1stStartNode = false;
// INFO("Next Search will not start from 1st");
} else {
// INFO("Next Search will start from 1st");
searchFrom1stStartNode = true;
}
if(UINT_MAX == middle2) {
searchFrom2ndStartNode = false;
// INFO("Next Search will not start from 2nd");
} else {
searchFrom2ndStartNode = true;
// INFO("Next Search will start from 2nd");
}
//Was at most one of the two paths not found?
assert(!(INT_MAX == distance1 && INT_MAX == distance2));
// INFO("middle1: " << middle1);
//Unpack paths if they exist
std::vector<NodeID> temporaryPackedPath1;
std::vector<NodeID> temporaryPackedPath2;
if(INT_MAX != _localUpperbound1) {
super::RetrievePackedPathFromHeap(forwardHeap, backwardHeap, middle1, temporaryPackedPath1);
// INFO("temporaryPackedPath1 ends with " << *(temporaryPackedPath1.end()-1) );
}
// INFO("middle2: " << middle2);
if(INT_MAX != _localUpperbound2) {
super::RetrievePackedPathFromHeap(forwardHeap2, backwardHeap2, middle2, temporaryPackedPath2);
// INFO("temporaryPackedPath2 ends with " << *(temporaryPackedPath2.end()-1) );
}
//if one of the paths was not found, replace it with the other one.
if(0 == temporaryPackedPath1.size()) {
// INFO("Deleting path 1");
temporaryPackedPath1.insert(temporaryPackedPath1.end(), temporaryPackedPath2.begin(), temporaryPackedPath2.end());
_localUpperbound1 = _localUpperbound2;
}
if(0 == temporaryPackedPath2.size()) {
// INFO("Deleting path 2");
temporaryPackedPath2.insert(temporaryPackedPath2.end(), temporaryPackedPath1.begin(), temporaryPackedPath1.end());
_localUpperbound2 = _localUpperbound1;
}
assert(0 < temporaryPackedPath1.size() && 0 < temporaryPackedPath2.size());
//Plug paths together, s.t. end of packed path is begin of temporary packed path
if(0 < packedPath1.size() && 0 < packedPath2.size() ) {
// INFO("Both paths are non-empty");
if( *(temporaryPackedPath1.begin()) == *(temporaryPackedPath2.begin())) {
// INFO("both paths start with the same node:" << *(temporaryPackedPath1.begin()));
//both new route segments start with the same node, thus one of the packedPath must go.
assert( (packedPath1.size() == packedPath2.size() ) || (*(packedPath1.end()-1) != *(packedPath2.end()-1)) );
if( *(packedPath1.end()-1) == *(temporaryPackedPath1.begin())) {
// INFO("Deleting packedPath2 that ends with " << *(packedPath2.end()-1) << ", other ends with " << *(packedPath1.end()-1));
packedPath2.clear();
packedPath2.insert(packedPath2.end(), packedPath1.begin(), packedPath1.end());
distance2 = distance1;
// INFO("packedPath2 now ends with " << *(packedPath2.end()-1));
} else {
// INFO("Deleting path1 that ends with " << *(packedPath1.end()-1) << ", other ends with " << *(packedPath2.end()-1));
packedPath1.clear();
packedPath1.insert(packedPath1.end(), packedPath2.begin(), packedPath2.end());
distance1 = distance2;
// INFO("Path1 now ends with " << *(packedPath1.end()-1));
}
} else {
//packed paths 1 and 2 may need to switch.
if(*(packedPath1.end()-1) != *(temporaryPackedPath1.begin())) {
// INFO("Switching");
packedPath1.swap(packedPath2);
std::swap(distance1, distance2);
}
}
}
packedPath1.insert(packedPath1.end(), temporaryPackedPath1.begin(), temporaryPackedPath1.end());
packedPath2.insert(packedPath2.end(), temporaryPackedPath2.begin(), temporaryPackedPath2.end());
if( (packedPath1.back() == packedPath2.back()) && phantomNodePair.targetPhantom.isBidirected() ) {
// INFO("both paths end in same direction on bidirected edge, make sure start only start with : " << packedPath1.back());
NodeID lastNodeID = packedPath2.back();
searchFrom1stStartNode &= !(lastNodeID == phantomNodePair.targetPhantom.edgeBasedNode+1);
searchFrom2ndStartNode &= !(lastNodeID == phantomNodePair.targetPhantom.edgeBasedNode);
// INFO("Next search from node " << phantomNodePair.targetPhantom.edgeBasedNode << ": " << (searchFrom1stStartNode ? "yes" : "no") );
// INFO("Next search from node " << phantomNodePair.targetPhantom.edgeBasedNode+1 << ": " << (searchFrom2ndStartNode ? "yes" : "no") );
}
distance1 += _localUpperbound1;
distance2 += _localUpperbound2;
}
// INFO("length path1: " << distance1);
// INFO("length path2: " << distance2);
if(distance1 <= distance2){
//remove consecutive duplicates
// std::cout << "unclean 1: ";
// for(unsigned i = 0; i < packedPath1.size(); ++i)
// std::cout << packedPath1[i] << " ";
// std::cout << std::endl;
// std::cout << "cleaned 1: ";
// for(unsigned i = 0; i < packedPath1.size(); ++i)
// std::cout << packedPath1[i] << " ";
// std::cout << std::endl;
// super::UnpackPath(packedPath1, rawRouteData.computedShortestPath);
} else {
std::swap(packedPath1, packedPath2);
// std::cout << "unclean 2: ";
// for(unsigned i = 0; i < packedPath2.size(); ++i)
// std::cout << packedPath2[i] << " ";
// std::cout << std::endl;
// _RemoveConsecutiveDuplicatesFromContainer(packedPath2);
// std::cout << "cleaned 2: ";
// for(unsigned i = 0; i < packedPath2.size(); ++i)
// std::cout << packedPath2[i] << " ";
// std::cout << std::endl;
// super::UnpackPath(packedPath2, unpackedPath);
}
_RemoveConsecutiveDuplicatesFromContainer(packedPath1);
super::UnpackPath(packedPath1, rawRouteData.computedShortestPath);
rawRouteData.lengthOfShortestPath = std::min(distance1, distance2);
// INFO("Found via route with distance " << std::min(distance1, distance2));
return;
}
private:
template<class ContainerT>
void _RemoveConsecutiveDuplicatesFromContainer(ContainerT & packedPath) {
//remove consecutive duplicates
typename ContainerT::iterator it;
// using default comparison:
it = std::unique(packedPath.begin(), packedPath.end());
packedPath.resize(it - packedPath.begin());
}
};
#endif /* SHORTESTPATHROUTING_H_ */
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@@ -1,299 +0,0 @@
#Sconstruct
import os
import os.path
import string
import sys
from subprocess import call
def CheckBoost(context, version):
# Boost versions are in format major.minor.subminor
v_arr = version.split(".")
version_n = 0
if len(v_arr) > 0:
version_n += int(v_arr[0])*100000
if len(v_arr) > 1:
version_n += int(v_arr[1])*100
if len(v_arr) > 2:
version_n += int(v_arr[2])
context.Message('Checking for Boost version >= %s... ' % (version))
ret = context.TryRun("""
#include <boost/version.hpp>
int main()
{
return BOOST_VERSION >= %d ? 0 : 1;
}
""" % version_n, '.cpp')[0]
context.Result(ret)
return ret
def CheckProtobuf(context, version):
# Protobuf versions are in format major.minor.subminor
v_arr = version.split(".")
version_n = 0
if len(v_arr) > 0:
version_n += int(v_arr[0])*1000000
if len(v_arr) > 1:
version_n += int(v_arr[1])*1000
if len(v_arr) > 2:
version_n += int(v_arr[2])
context.Message('Checking for Protobuffer version >= %s... ' % (version))
ret = context.TryRun("""
#include <google/protobuf/stubs/common.h>
int main() {
return (GOOGLE_PROTOBUF_VERSION >= %d) ? 0 : 1;
}
""" % version_n, '.cpp')[0]
context.Result(ret)
return ret
# Adding various options to the SConstruct
AddOption('--cxx', dest='cxx', type='string', nargs=1, action='store', metavar='STRING', help='C++ Compiler')
AddOption('--stxxlroot', dest='stxxlroot', type='string', nargs=1, action='store', metavar='STRING', help='root directory of STXXL')
AddOption('--verbosity', dest='verbosity', type='string', nargs=1, action='store', metavar='STRING', help='make Scons talking')
AddOption('--buildconfiguration', dest='buildconfiguration', type='string', nargs=1, action='store', metavar='STRING', help='debug or release')
AddOption('--all-flags', dest='allflags', type='string', nargs=0, action='store', metavar='STRING', help='turn off -march optimization in release mode')
AddOption('--with-tools', dest='withtools', type='string', nargs=0, action='store', metavar='STRING', help='build tools for data analysis')
AddOption('--no-march', dest='nomarch', type='string', nargs=0, action='store', metavar='STRING', help='turn off native optimizations')
env = Environment( ENV = {'PATH' : os.environ['PATH']} ,COMPILER = GetOption('cxx'))
env["CC"] = os.getenv("CC") or env["CC"]
env["CXX"] = os.getenv("CXX") or env["CXX"]
env["ENV"].update(x for x in os.environ.items() if x[0].startswith("CCC_"))
try:
env['ENV']['TERM'] = os.environ['TERM']
except KeyError:
env['ENV']['TERM'] = 'none'
conf = Configure(env, custom_tests = { 'CheckBoost' : CheckBoost, 'CheckProtobuf' : CheckProtobuf })
if GetOption('cxx') is None:
#default Compiler
if sys.platform == 'darwin': #Mac OS X
env['CXX'] = 'clang++'
print 'Using default C++ Compiler: ', env['CXX'].strip()
else:
env.Replace(CXX = GetOption('cxx'))
print 'Using user supplied C++ Compiler: ', env['CXX']
if GetOption('allflags') is not None:
env.Append(CXXFLAGS = ["-Wextra", "-Wall", "-Wnon-virtual-dtor", "-Wundef", "-Wno-long-long", "-Woverloaded-virtual", "-Wfloat-equal", "-Wredundant-decls"])
if "clang" in env["CXX"]:
print "Warning building with clang removes OpenMP parallelization"
if GetOption('allflags') is not None:
env.Append(CXXFLAGS = ["-W#warnings", "-Wc++0x-compat", "-Waddress-of-temporary", "-Wambiguous-member-template", "-Warray-bounds", "-Watomic-properties", "-Wbind-to-temporary-copy", "-Wbuiltin-macro-redefined", "-Wc++-compat", "-Wc++0x-extensions", "-Wcomments", "-Wconditional-uninitialized", "-Wconstant-logical-operand", "-Wdeclaration-after-statement", "-Wdeprecated", "-Wdeprecated-implementations", "-Wdeprecated-writable-strings", "-Wduplicate-method-arg", "-Wempty-body", "-Wendif-labels", "-Wenum-compare", "-Wformat=2", "-Wfour-char-constants", "-Wgnu", "-Wincomplete-implementation", "-Winvalid-noreturn", "-Winvalid-offsetof", "-Winvalid-token-paste", "-Wlocal-type-template-args", "-Wmethod-signatures", "-Wmicrosoft", "-Wmissing-declarations", "-Wnon-pod-varargs", "-Wnonfragile-abi2", "-Wnull-dereference", "-Wout-of-line-declaration", "-Woverlength-strings", "-Wpacked", "-Wpointer-arith", "-Wpointer-sign", "-Wprotocol", "-Wreadonly-setter-attrs", "-Wselector", "-Wshift-overflow", "-Wshift-sign-overflow", "-Wstrict-selector-match", "-Wsuper-class-method-mismatch", "-Wtautological-compare", "-Wtypedef-redefinition", "-Wundeclared-selector", "-Wunnamed-type-template-args", "-Wunused-exception-parameter", "-Wunused-member-function", "-Wused-but-marked-unused", "-Wvariadic-macros"])
else:
env.Append(CCFLAGS = ['-minline-all-stringops', '-fopenmp'])
env.Append(LINKFLAGS = '-fopenmp')
if GetOption('buildconfiguration') == 'debug':
env.Append(CCFLAGS = ['-Wall', '-g3', '-rdynamic'])
else:
env.Append(CCFLAGS = ['-O3', '-DNDEBUG'])
if sys.platform == 'darwin': #Mac OS X
#os x default installations
env.Append(CPPPATH = ['/usr/include/libxml2'] )
env.Append(CPPPATH = ['/usr/X11/include']) #comes with os x
# env.Append(LIBPATH = ['/usr/X11/lib']) #needed for libpng
#assume stxxl and boost are installed via homebrew. call brew binary to get folder locations
import subprocess
stxxl_prefix = subprocess.check_output(["brew", "--prefix", "libstxxl"]).strip()
env.Append(CPPPATH = [stxxl_prefix+"/include"] )
env.Append(LIBPATH = [stxxl_prefix+"/lib"] )
boost_prefix = subprocess.check_output(["brew", "--prefix", "boost"]).strip()
env.Append(CPPPATH = [boost_prefix+"/include"] )
env.Append(LIBPATH = [boost_prefix+"/lib"] )
if not conf.CheckLibWithHeader('lua', 'lua.h', 'C'):
print "lua library not found. Exiting"
Exit(-1)
if not conf.CheckLibWithHeader('luabind', 'luabind/luabind.hpp', 'CXX'):
print "luabind library not found. Exiting"
Exit(-1)
elif sys.platform.startswith("freebsd"):
env.ParseConfig('pkg-config --cflags --libs protobuf')
env.Append(CPPPATH = ['/usr/local/include', '/usr/local/include/libxml2'])
env.Append(LIBPATH = ['/usr/local/lib'])
if GetOption('stxxlroot') is not None:
env.Append(CPPPATH = GetOption('stxxlroot')+'/include')
env.Append(LIBPATH = GetOption('stxxlroot')+'/lib')
print 'STXXLROOT = ', GetOption('stxxlroot')
elif sys.platform == 'win32':
#SCons really wants to use Microsoft compiler
print "Compiling is not yet supported on Windows"
Exit(-1)
else:
print "Default platform"
if GetOption('stxxlroot') is not None:
env.Append(CPPPATH = GetOption('stxxlroot')+'/include')
env.Append(LIBPATH = GetOption('stxxlroot')+'/lib')
print 'STXXLROOT = ', GetOption('stxxlroot')
env.Append(CPPPATH = ['/usr/include', '/usr/include/include', '/usr/include/libxml2/'])
if not conf.CheckLibWithHeader('pthread', 'pthread.h', 'CXX'):
print "pthread not found. Exiting"
Exit(-1)
if not conf.CheckLibWithHeader('luajit-5.1', 'luajit-2.0/lua.h', 'CXX'):
print "luajit library not found. Checking for interpreter"
env.ParseConfig('pkg-config --cflags --libs lua5.1')
env.ParseConfig('pkg-config --cflags --libs luabind')
#Check if architecture optimizations shall be turned off
if GetOption('buildconfiguration') != 'debug' and sys.platform != 'darwin' and GetOption('nomarch') is None:
env.Append(CCFLAGS = ['-march=native'])
if not conf.CheckHeader('omp.h'):
print "Compiler does not support OpenMP. Exiting"
Exit(-1)
if not conf.CheckLibWithHeader('bz2', 'bzlib.h', 'CXX'):
print "bz2 library not found. Exiting"
Exit(-1)
if GetOption('withtools') is not None:
if not conf.CheckLibWithHeader('gdal', 'gdal/gdal.h', 'CXX'):
print "gdal library not found. Exiting"
Exit(-1)
if not conf.CheckLibWithHeader('osmpbf', 'osmpbf/osmpbf.h', 'CXX'):
print "osmpbf library not found. Exiting"
print "Either install libosmpbf-dev (Ubuntu) or use https://github.com/scrosby/OSM-binary"
Exit(-1)
if not conf.CheckLibWithHeader('protobuf', 'google/protobuf/descriptor.h', 'CXX'):
print "Google Protobuffer library not found. Exiting"
Exit(-1)
#check for protobuf 2.3.0
if not (conf.CheckProtobuf('2.3.0')):
print 'libprotobuf version >= 2.3.0 needed'
Exit(-1);
if not (env.Detect('protoc')):
print 'protobuffer compiler not found'
Exit(-1);
if not conf.CheckLibWithHeader('stxxl', 'stxxl.h', 'CXX'):
print "stxxl library not found. Exiting"
Exit(-1)
if not conf.CheckLibWithHeader('xml2', 'libxml/xmlreader.h', 'CXX'):
print "libxml2 library or header not found. Exiting"
Exit(-1)
if not conf.CheckLibWithHeader('z', 'zlib.h', 'CXX'):
print "zlib library or header not found. Exiting"
Exit(-1)
#Check BOOST installation
if not (conf.CheckBoost('1.44')):
print 'Boost version >= 1.44 needed'
Exit(-1);
if not conf.CheckLib('boost_system', language="C++"):
if not conf.CheckLib('boost_system-mt', language="C++"):
print "boost_system library not found. Exiting"
Exit(-1)
else:
print "using boost -mt"
env.Append(CCFLAGS = ' -lboost_system-mt')
env.Append(LINKFLAGS = ' -lboost_system-mt')
if not conf.CheckLibWithHeader('boost_thread', 'boost/thread.hpp', 'CXX'):
if not conf.CheckLibWithHeader('boost_thread-mt', 'boost/thread.hpp', 'CXX'):
print "boost thread library not found. Exiting"
Exit(-1)
else:
print "using boost -mt"
env.Append(CCFLAGS = ' -lboost_thread-mt')
env.Append(LINKFLAGS = ' -lboost_thread-mt')
if not conf.CheckLibWithHeader('boost_regex', 'boost/regex.hpp', 'CXX'):
if not conf.CheckLibWithHeader('boost_regex-mt', 'boost/regex.hpp', 'CXX'):
print "boost/regex.hpp not found. Exiting"
Exit(-1)
else:
print "using boost_regex -mt"
env.Append(CCFLAGS = ' -lboost_regex-mt')
env.Append(LINKFLAGS = ' -lboost_regex-mt')
if not conf.CheckLib('boost_filesystem', language="C++"):
if not conf.CheckLib('boost_filesystem-mt', language="C++"):
print "boost_filesystem library not found. Exiting"
Exit(-1)
else:
print "using boost -mt"
env.Append(CCFLAGS = ' -lboost_filesystem-mt')
env.Append(LINKFLAGS = ' -lboost_filesystem-mt')
if not conf.CheckCXXHeader('boost/archive/iterators/base64_from_binary.hpp'):
print "boost/archive/iterators/base64_from_binary.hpp not found. Exiting"
Exit(-1)
if not conf.CheckCXXHeader('boost/archive/iterators/binary_from_base64.hpp'):
print "boost/archive/iterators/binary_from_base64.hpp not found. Exiting"
Exit(-1)
if not conf.CheckCXXHeader('boost/archive/iterators/transform_width.hpp'):
print "boost/archive/iterators/transform_width.hpp not found. Exiting"
Exit(-1)
if not conf.CheckCXXHeader('boost/bind.hpp'):
print "boost/bind.hpp not found. Exiting"
Exit(-1)
if not conf.CheckCXXHeader('boost/circular_buffer.hpp'):
print "boost/circular_buffer.hpp not found. Exiting"
Exit(-1)
if not conf.CheckCXXHeader('boost/enable_shared_from_this.hpp'):
print "boost/bind.hpp not found. Exiting"
Exit(-1)
if not conf.CheckCXXHeader('boost/foreach.hpp'):
print "boost/foreach.hpp not found. Exiting"
Exit(-1)
if not conf.CheckCXXHeader('boost/lexical_cast.hpp'):
print "boost/foreach.hpp not found. Exiting"
Exit(-1)
if not conf.CheckCXXHeader('boost/logic/tribool.hpp'):
print "boost/foreach.hpp not found. Exiting"
Exit(-1)
if not conf.CheckCXXHeader('boost/math/tr1.hpp'):
print "boost/foreach.hpp not found. Exiting"
Exit(-1)
if not conf.CheckCXXHeader('boost/noncopyable.hpp'):
print "boost/noncopyable.hpp not found. Exiting"
Exit(-1)
if not conf.CheckCXXHeader('boost/property_tree/ptree.hpp'):
print "boost/property_tree/ptree.hpp not found. Exiting"
Exit(-1)
if not conf.CheckCXXHeader('boost/property_tree/ini_parser.hpp'):
print "boost/property_tree/ini_parser.hpp not found. Exiting"
Exit(-1)
if not conf.CheckCXXHeader('boost/shared_ptr.hpp'):
print "boost/shared_ptr.hpp not found. Exiting"
Exit(-1)
if not conf.CheckCXXHeader('boost/thread/mutex.hpp'):
print "boost/shared_ptr.hpp not found. Exiting"
Exit(-1)
if not conf.CheckCXXHeader('boost/thread/thread.hpp'):
print "boost/thread/thread.hpp not found. Exiting"
Exit(-1)
if not conf.CheckCXXHeader('boost/thread/condition.hpp'):
print "boost/thread/condition.hpp not found. Exiting"
Exit(-1)
if not conf.CheckCXXHeader('boost/thread/thread.hpp'):
print "boost/thread/thread.hpp not found. Exiting"
Exit(-1)
if not conf.CheckCXXHeader('boost/thread.hpp'):
print "boost thread header not found. Exiting"
Exit(-1)
if not conf.CheckCXXHeader('boost/tuple/tuple.hpp'):
print "boost thread header not found. Exiting"
Exit(-1)
if not conf.CheckCXXHeader('boost/unordered_map.hpp'):
print "boost thread header not found. Exiting"
Exit(-1)
#checks for intels thread building blocks library
#if not conf.CheckLibWithHeader('tbb', 'tbb/tbb.h', 'CXX'):
# print "Intel TBB library not found. Exiting"
# Exit(-1)
#if not conf.CheckCXXHeader('tbb/task_scheduler_init.h'):
# print "tbb/task_scheduler_init.h not found. Exiting"
# Exit(-1)
env.Program(target = 'osrm-extract', source = ["extractor.cpp", Glob('Util/*.cpp'), Glob('Extractor/*.cpp')])
env.Program(target = 'osrm-prepare', source = ["createHierarchy.cpp", Glob('Contractor/*.cpp'), Glob('Util/SRTMLookup/*.cpp'), Glob('Algorithms/*.cpp')])
env.Program(target = 'osrm-routed', source = ["routed.cpp", 'Descriptors/DescriptionFactory.cpp', Glob('ThirdParty/*.cc'), Glob('Server/DataStructures/*.cpp')], CCFLAGS = env['CCFLAGS'] + ['-DROUTED'])
if GetOption('withtools') is not None:
env.Program(target = 'Tools/osrm-component', source = ["Tools/componentAnalysis.cpp"])
env = conf.Finish()
-63
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@@ -1,63 +0,0 @@
/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef APIGRAMMAR_H_
#define APIGRAMMAR_H_
#include <boost/bind.hpp>
#include <boost/spirit/include/qi.hpp>
#include <boost/spirit/include/qi_action.hpp>
namespace qi = boost::spirit::qi;
template <typename Iterator, class HandlerT>
struct APIGrammar : qi::grammar<Iterator> {
APIGrammar(HandlerT * h) : APIGrammar::base_type(api_call), handler(h) {
api_call = qi::lit('/') >> string[boost::bind(&HandlerT::setService, handler, ::_1)] >> *(query);
query = ('?') >> (+(zoom | output | jsonp | checksum | location | hint | cmp | language | instruction | alt_route | old_API) ) ;
zoom = (-qi::lit('&')) >> qi::lit('z') >> '=' >> qi::short_[boost::bind(&HandlerT::setZoomLevel, handler, ::_1)];
output = (-qi::lit('&')) >> qi::lit("output") >> '=' >> string[boost::bind(&HandlerT::setOutputFormat, handler, ::_1)];
jsonp = (-qi::lit('&')) >> qi::lit("jsonp") >> '=' >> stringwithDot[boost::bind(&HandlerT::setJSONpParameter, handler, ::_1)];
checksum = (-qi::lit('&')) >> qi::lit("checksum") >> '=' >> qi::int_[boost::bind(&HandlerT::setChecksum, handler, ::_1)];
instruction = (-qi::lit('&')) >> qi::lit("instructions") >> '=' >> qi::bool_[boost::bind(&HandlerT::setInstructionFlag, handler, ::_1)];
geometry = (-qi::lit('&')) >> qi::lit("geometry") >> '=' >> qi::bool_[boost::bind(&HandlerT::setGeometryFlag, handler, ::_1)];
cmp = (-qi::lit('&')) >> qi::lit("compression") >> '=' >> qi::bool_[boost::bind(&HandlerT::setCompressionFlag, handler, ::_1)];
location = (-qi::lit('&')) >> qi::lit("loc") >> '=' >> (qi::double_ >> qi::lit(',') >> qi::double_)[boost::bind(&HandlerT::addCoordinate, handler, ::_1)];
hint = (-qi::lit('&')) >> qi::lit("hint") >> '=' >> stringwithDot[boost::bind(&HandlerT::addHint, handler, ::_1)];
language = (-qi::lit('&')) >> qi::lit("hl") >> '=' >> string[boost::bind(&HandlerT::setLanguage, handler, ::_1)];
alt_route = (-qi::lit('&')) >> qi::lit("alt") >> '=' >> qi::bool_[boost::bind(&HandlerT::setAlternateRouteFlag, handler, ::_1)];
old_API = (-qi::lit('&')) >> qi::lit("geomformat") >> '=' >> string[boost::bind(&HandlerT::setDeprecatedAPIFlag, handler, ::_1)];
string = +(qi::char_("a-zA-Z"));
stringwithDot = +(qi::char_("a-zA-Z0-9_.-"));
}
qi::rule<Iterator> api_call, query;
qi::rule<Iterator, std::string()> service, zoom, output, string, jsonp, checksum, location, hint,
stringwithDot, language, instruction, geometry,
cmp, alt_route, old_API;
HandlerT * handler;
};
#endif /* APIGRAMMAR_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef BASIC_DATASTRUCTURES_H
#define BASIC_DATASTRUCTURES_H
#include <string>
#include <boost/lexical_cast.hpp>
namespace http {
const std::string okString = "HTTP/1.0 200 OK\r\n";
const std::string badRequestString = "HTTP/1.0 400 Bad Request\r\n";
const std::string internalServerErrorString = "HTTP/1.0 500 Internal Server Error\r\n";
const char okHTML[] = "";
const char badRequestHTML[] = "<html><head><title>Bad Request</title></head><body><h1>400 Bad Request</h1></body></html>";
const char internalServerErrorHTML[] = "<html><head><title>Internal Server Error</title></head><body><h1>500 Internal Server Error</h1></body></html>";
const char seperators[] = { ':', ' ' };
const char crlf[] = { '\r', '\n' };
struct Header {
std::string name;
std::string value;
void Clear() {
name.clear();
value.clear();
}
};
enum CompressionType {
noCompression,
gzipRFC1952,
deflateRFC1951
} Compression;
struct Request {
std::string uri;
std::string referrer;
std::string agent;
boost::asio::ip::address endpoint;
};
struct Reply {
Reply() : status(ok) { content.reserve(2 << 20); }
enum status_type {
ok = 200,
badRequest = 400,
internalServerError = 500
} status;
std::vector<Header> headers;
std::vector<boost::asio::const_buffer> toBuffers();
std::vector<boost::asio::const_buffer> HeaderstoBuffers();
std::string content;
static Reply stockReply(status_type status);
void setSize(unsigned size) {
for (std::size_t i = 0; i < headers.size(); ++i) {
Header& h = headers[i];
if("Content-Length" == h.name) {
std::stringstream sizeString;
sizeString << size;
h.value = sizeString.str();
}
}
}
};
boost::asio::const_buffer ToBuffer(Reply::status_type status) {
switch (status) {
case Reply::ok:
return boost::asio::buffer(okString);
case Reply::internalServerError:
return boost::asio::buffer(internalServerErrorString);
default:
return boost::asio::buffer(badRequestString);
}
}
std::string ToString(Reply::status_type status) {
switch (status) {
case Reply::ok:
return okHTML;
case Reply::badRequest:
return badRequestHTML;
default:
return internalServerErrorHTML;
}
}
std::vector<boost::asio::const_buffer> Reply::toBuffers(){
std::vector<boost::asio::const_buffer> buffers;
buffers.push_back(ToBuffer(status));
for (std::size_t i = 0; i < headers.size(); ++i) {
Header& h = headers[i];
buffers.push_back(boost::asio::buffer(h.name));
buffers.push_back(boost::asio::buffer(seperators));
buffers.push_back(boost::asio::buffer(h.value));
buffers.push_back(boost::asio::buffer(crlf));
}
buffers.push_back(boost::asio::buffer(crlf));
buffers.push_back(boost::asio::buffer(content));
return buffers;
}
std::vector<boost::asio::const_buffer> Reply::HeaderstoBuffers(){
std::vector<boost::asio::const_buffer> buffers;
buffers.push_back(ToBuffer(status));
for (std::size_t i = 0; i < headers.size(); ++i) {
Header& h = headers[i];
// std::cout << h.name << ": " << h.value << std::endl;
buffers.push_back(boost::asio::buffer(h.name));
buffers.push_back(boost::asio::buffer(seperators));
buffers.push_back(boost::asio::buffer(h.value));
buffers.push_back(boost::asio::buffer(crlf));
}
buffers.push_back(boost::asio::buffer(crlf));
return buffers;
}
Reply Reply::stockReply(Reply::status_type status) {
Reply rep;
rep.status = status;
rep.content = ToString(status);
rep.headers.resize(2);
rep.headers[0].name = "Content-Length";
rep.headers[0].value = boost::lexical_cast<std::string>(rep.content.size());
rep.headers[1].name = "Content-Type";
rep.headers[1].value = "text/html";
return rep;
}
} // namespace http
#endif //BASIC_DATASTRUCTURES_H
-182
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@@ -1,182 +0,0 @@
/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef CONNECTION_H
#define CONNECTION_H
#include <vector>
#include <boost/asio.hpp>
#include <boost/array.hpp>
#include <boost/bind.hpp>
#include <boost/noncopyable.hpp>
#include <boost/shared_ptr.hpp>
#include <boost/enable_shared_from_this.hpp>
#include "../DataStructures/Util.h"
#include "BasicDatastructures.h"
#include "RequestHandler.h"
#include "RequestParser.h"
#include "zlib.h"
namespace http {
/// Represents a single connection from a client.
class Connection : public boost::enable_shared_from_this<Connection>, private boost::noncopyable {
public:
explicit Connection(boost::asio::io_service& io_service, RequestHandler& handler) : strand(io_service), TCPsocket(io_service), requestHandler(handler) {}
boost::asio::ip::tcp::socket& socket() {
return TCPsocket;
}
/// Start the first asynchronous operation for the connection.
void start() {
TCPsocket.async_read_some(boost::asio::buffer(incomingDataBuffer), strand.wrap( boost::bind(&Connection::handleRead, this->shared_from_this(), boost::asio::placeholders::error, boost::asio::placeholders::bytes_transferred)));
}
private:
void handleRead(const boost::system::error_code& e, std::size_t bytes_transferred) {
if (!e) {
CompressionType compressionType(noCompression);
boost::tribool result;
boost::tie(result, boost::tuples::ignore) = requestParser.Parse( request, incomingDataBuffer.data(), incomingDataBuffer.data() + bytes_transferred, &compressionType);
if (result) {
// std::cout << "----" << std::endl;
// if(compressionType == gzipRFC1952)
// std::cout << "[debug] using gzip" << std::endl;
// if(compressionType == deflateRFC1951)
// std::cout << "[debug] using deflate" << std::endl;
// if(compressionType == noCompression)
// std::cout << "[debug] no compression" << std::endl;
request.endpoint = TCPsocket.remote_endpoint().address();
requestHandler.handle_request(request, reply);
Header compressionHeader;
std::vector<unsigned char> compressed;
std::vector<boost::asio::const_buffer> outputBuffer;
switch(compressionType) {
case deflateRFC1951:
compressionHeader.name = "Content-Encoding";
compressionHeader.value = "deflate";
reply.headers.insert(reply.headers.begin(), compressionHeader); //push_back(compressionHeader);
compressCharArray(reply.content.c_str(), reply.content.length(), compressed, compressionType);
reply.setSize(compressed.size());
outputBuffer = reply.HeaderstoBuffers();
outputBuffer.push_back(boost::asio::buffer(compressed));
boost::asio::async_write(TCPsocket, outputBuffer, strand.wrap( boost::bind(&Connection::handleWrite, this->shared_from_this(), boost::asio::placeholders::error)));
break;
case gzipRFC1952:
compressionHeader.name = "Content-Encoding";
compressionHeader.value = "gzip";
reply.headers.insert(reply.headers.begin(), compressionHeader);
compressCharArray(reply.content.c_str(), reply.content.length(), compressed, compressionType);
reply.setSize(compressed.size());
outputBuffer = reply.HeaderstoBuffers();
outputBuffer.push_back(boost::asio::buffer(compressed));
boost::asio::async_write(TCPsocket, outputBuffer, strand.wrap( boost::bind(&Connection::handleWrite, this->shared_from_this(), boost::asio::placeholders::error)));break;
case noCompression:
boost::asio::async_write(TCPsocket, reply.toBuffers(), strand.wrap( boost::bind(&Connection::handleWrite, this->shared_from_this(), boost::asio::placeholders::error)));
break;
}
} else if (!result) {
reply = Reply::stockReply(Reply::badRequest);
boost::asio::async_write(TCPsocket, reply.toBuffers(), strand.wrap( boost::bind(&Connection::handleWrite, this->shared_from_this(), boost::asio::placeholders::error)));
} else {
TCPsocket.async_read_some(boost::asio::buffer(incomingDataBuffer), strand.wrap( boost::bind(&Connection::handleRead, this->shared_from_this(), boost::asio::placeholders::error, boost::asio::placeholders::bytes_transferred)));
}
}
}
/// Handle completion of a write operation.
void handleWrite(const boost::system::error_code& e) {
if (!e) {
// Initiate graceful connection closure.
boost::system::error_code ignoredEC;
TCPsocket.shutdown(boost::asio::ip::tcp::socket::shutdown_both, ignoredEC);
}
// No new asynchronous operations are started. This means that all shared_ptr
// references to the connection object will disappear and the object will be
// destroyed automatically after this handler returns. The connection class's
// destructor closes the socket.
}
void compressCharArray(const void *in_data, size_t in_data_size, std::vector<unsigned char> &buffer, CompressionType type) {
const size_t BUFSIZE = 128 * 1024;
unsigned char temp_buffer[BUFSIZE];
z_stream strm;
strm.zalloc = Z_NULL;
strm.zfree = Z_NULL;
strm.opaque = Z_NULL;
strm.total_out = 0;
strm.next_in = (unsigned char *)(in_data);
strm.avail_in = in_data_size;
strm.next_out = temp_buffer;
strm.avail_out = BUFSIZE;
strm.data_type = Z_ASCII;
switch(type){
case deflateRFC1951:
deflateInit(&strm, Z_BEST_SPEED);
break;
case gzipRFC1952:
/*
* Big thanks to deusty who explains how to have gzip compression turned on by the right call to deflateInit2():
* http://deusty.blogspot.com/2007/07/gzip-compressiondecompression.html
*/
deflateInit2(&strm, Z_DEFAULT_COMPRESSION, Z_DEFLATED, (15+16), 9, Z_DEFAULT_STRATEGY);
break;
default:
assert(false);
break;
}
int deflate_res = Z_OK;
do {
if (strm.avail_out == 0) {
buffer.insert(buffer.end(), temp_buffer, temp_buffer + BUFSIZE);
strm.next_out = temp_buffer;
strm.avail_out = BUFSIZE;
}
deflate_res = deflate(&strm, Z_FINISH);
} while (deflate_res == Z_OK);
assert(deflate_res == Z_STREAM_END);
buffer.insert(buffer.end(), temp_buffer, temp_buffer + BUFSIZE - strm.avail_out);
deflateEnd(&strm);
}
boost::asio::io_service::strand strand;
boost::asio::ip::tcp::socket TCPsocket;
RequestHandler& requestHandler;
boost::array<char, 8192> incomingDataBuffer;
Request request;
RequestParser requestParser;
Reply reply;
};
} // namespace http
#endif // CONNECTION_H
@@ -1,87 +0,0 @@
/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#include "QueryObjectsStorage.h"
#include "../../Util/GraphLoader.h"
QueryObjectsStorage::QueryObjectsStorage(std::string hsgrPath, std::string ramIndexPath, std::string fileIndexPath, std::string nodesPath, std::string edgesPath, std::string namesPath, std::string timestampPath) {
INFO("loading graph data");
std::ifstream hsgrInStream(hsgrPath.c_str(), std::ios::binary);
if(!hsgrInStream) { ERR(hsgrPath << " not found"); }
//Deserialize road network graph
std::vector< QueryGraph::_StrNode> nodeList;
std::vector< QueryGraph::_StrEdge> edgeList;
const int n = readHSGRFromStream(hsgrInStream, nodeList, edgeList, &checkSum);
INFO("Data checksum is " << checkSum);
graph = new QueryGraph(nodeList, edgeList);
assert(0 == nodeList.size());
assert(0 == edgeList.size());
if(timestampPath.length()) {
INFO("Loading Timestamp");
std::ifstream timestampInStream(timestampPath.c_str());
if(!timestampInStream) { ERR(timestampPath << " not found"); }
getline(timestampInStream, timestamp);
timestampInStream.close();
}
if(!timestamp.length())
timestamp = "n/a";
if(25 < timestamp.length())
timestamp.resize(25);
INFO("Loading auxiliary information");
//Init nearest neighbor data structure
std::ifstream nodesInStream(nodesPath.c_str(), std::ios::binary);
if(!nodesInStream) { ERR(nodesPath << " not found"); }
std::ifstream edgesInStream(edgesPath.c_str(), std::ios::binary);
if(!edgesInStream) { ERR(edgesPath << " not found"); }
nodeHelpDesk = new NodeInformationHelpDesk(ramIndexPath.c_str(), fileIndexPath.c_str(), n, checkSum);
nodeHelpDesk->initNNGrid(nodesInStream, edgesInStream);
//deserialize street name list
INFO("Loading names index");
std::ifstream namesInStream(namesPath.c_str(), std::ios::binary);
if(!namesInStream) { ERR(namesPath << " not found"); }
unsigned size(0);
namesInStream.read((char *)&size, sizeof(unsigned));
// names = new std::vector<std::string>();
char buf[1024];
for(unsigned i = 0; i < size; ++i) {
unsigned sizeOfString = 0;
namesInStream.read((char *)&sizeOfString, sizeof(unsigned));
buf[sizeOfString] = '\0'; // instead of memset
namesInStream.read(buf, sizeOfString);
names.push_back(buf);
}
std::vector<std::string>(names).swap(names);
hsgrInStream.close();
namesInStream.close();
INFO("All query data structures loaded");
}
QueryObjectsStorage::~QueryObjectsStorage() {
// delete names;
delete graph;
delete nodeHelpDesk;
}
@@ -1,47 +0,0 @@
/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef QUERYOBJECTSSTORAGE_H_
#define QUERYOBJECTSSTORAGE_H_
#include<vector>
#include<string>
#include "../../DataStructures/NodeInformationHelpDesk.h"
#include "../../DataStructures/QueryEdge.h"
#include "../../DataStructures/StaticGraph.h"
struct QueryObjectsStorage {
typedef StaticGraph<QueryEdge::EdgeData> QueryGraph;
typedef QueryGraph::InputEdge InputEdge;
NodeInformationHelpDesk * nodeHelpDesk;
std::vector<std::string> names;
QueryGraph * graph;
std::string timestamp;
unsigned checkSum;
QueryObjectsStorage(std::string hsgrPath, std::string ramIndexPath, std::string fileIndexPath, std::string nodesPath, std::string edgesPath, std::string namesPath, std::string timestampPath);
~QueryObjectsStorage();
};
#endif /* QUERYOBJECTSSTORAGE_H_ */
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@@ -1,115 +0,0 @@
/*
open source routing machine
Copyright (C) Dennis Luxen, 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef REQUEST_HANDLER_H
#define REQUEST_HANDLER_H
#include <algorithm>
#include <cctype> // std::tolower
#include <string>
#include <iostream>
#include <boost/lexical_cast.hpp>
#include <boost/noncopyable.hpp>
#include "APIGrammar.h"
#include "BasicDatastructures.h"
#include "../DataStructures/HashTable.h"
#include "../Plugins/BasePlugin.h"
#include "../Plugins/RouteParameters.h"
#include "../typedefs.h"
namespace http {
class RequestHandler : private boost::noncopyable {
public:
explicit RequestHandler() : _pluginCount(0) { }
~RequestHandler() {
for(unsigned i = 0; i < _pluginVector.size(); i++) {
BasePlugin * tempPointer = _pluginVector[i];
delete tempPointer;
}
}
void handle_request(const Request& req, Reply& rep){
//parse command
std::string request(req.uri);
{ //This block logs the current request to std out. should be moved to a logging component
time_t ltime;
struct tm *Tm;
ltime=time(NULL);
Tm=localtime(&ltime);
INFO((Tm->tm_mday < 10 ? "0" : "" ) << Tm->tm_mday << "-" << (Tm->tm_mon+1 < 10 ? "0" : "" ) << (Tm->tm_mon+1) << "-" << 1900+Tm->tm_year << " " << (Tm->tm_hour < 10 ? "0" : "" ) << Tm->tm_hour << ":" << (Tm->tm_min < 10 ? "0" : "" ) << Tm->tm_min << ":" << (Tm->tm_sec < 10 ? "0" : "" ) << Tm->tm_sec << " " <<
req.endpoint.to_string() << " " << req.referrer << ( 0 == req.referrer.length() ? "- " :" ") << req.agent << ( 0 == req.agent.length() ? "- " :" ") << req.uri );
}
try {
RouteParameters routeParameters;
APIGrammar<std::string::iterator, RouteParameters> apiParser(&routeParameters);
std::string::iterator it = request.begin();
bool result = boost::spirit::qi::parse(it, request.end(), apiParser); // returns true if successful
if (!result || (it != request.end()) ) {
rep = http::Reply::stockReply(http::Reply::badRequest);
std::stringstream content;
int position = std::distance(request.begin(), it);
content << "Input seems to be malformed close to position " << position << "<br>";
content << "<pre>";
content << req.uri << "<br>";
for(unsigned i = 0, end = std::distance(request.begin(), it); i < end; ++i)
content << "&nbsp;";
content << "^" << "<br>";
content << "</pre>";
rep.content += content.str();
} else {
//Finished parsing, lets call the right plugin to handle the request
if(pluginMap.Holds(routeParameters.service)) {
rep.status = Reply::ok;
_pluginVector[pluginMap.Find(routeParameters.service)]->HandleRequest(routeParameters, rep );
} else {
rep = Reply::stockReply(Reply::badRequest);
}
return;
}
} catch(std::exception& e) {
rep = Reply::stockReply(Reply::internalServerError);
std::cerr << "[server error] code: " << e.what() << ", uri: " << req.uri << std::endl;
return;
}
};
void RegisterPlugin(BasePlugin * plugin) {
std::cout << "[handler] registering plugin " << plugin->GetDescriptor() << std::endl;
pluginMap.Add(plugin->GetDescriptor(), _pluginCount);
_pluginVector.push_back(plugin);
++_pluginCount;
}
private:
HashTable<std::string, unsigned> pluginMap;
std::vector<BasePlugin *> _pluginVector;
unsigned _pluginCount;
};
} // namespace http
#endif // REQUEST_HANDLER_H
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@@ -1,291 +0,0 @@
/*
open source routing machine
Copyright (C) Dennis Luxen, 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef REQUEST_PARSER_H
#define REQUEST_PARSER_H
#include <boost/logic/tribool.hpp>
#include <boost/tuple/tuple.hpp>
#include "BasicDatastructures.h"
namespace http {
class RequestParser {
public:
RequestParser() : state_(method_start) { }
void Reset() { state_ = method_start; }
boost::tuple<boost::tribool, char*> Parse(Request& req, char* begin, char* end, CompressionType * compressionType) {
while (begin != end) {
boost::tribool result = consume(req, *begin++, compressionType);
if (result || !result){
return boost::make_tuple(result, begin);
}
}
boost::tribool result = boost::indeterminate;
return boost::make_tuple(result, begin);
}
private:
boost::tribool consume(Request& req, char input, CompressionType * compressionType) {
switch (state_) {
case method_start:
if (!isChar(input) || isCTL(input) || isTSpecial(input)) {
return false;
} else {
state_ = method;
return boost::indeterminate;
}
case method:
if (input == ' ') {
state_ = uri;
return boost::indeterminate;
} else if (!isChar(input) || isCTL(input) || isTSpecial(input)) {
return false;
} else {
return boost::indeterminate;
}
case uri_start:
if (isCTL(input)) {
return false;
} else {
state_ = uri;
req.uri.push_back(input);
return boost::indeterminate;
}
case uri:
if (input == ' ') {
state_ = http_version_h;
return boost::indeterminate;
} else if (isCTL(input)) {
return false;
} else {
req.uri.push_back(input);
return boost::indeterminate;
}
case http_version_h:
if (input == 'H') {
state_ = http_version_t_1;
return boost::indeterminate;
} else {
return false;
}
case http_version_t_1:
if (input == 'T') {
state_ = http_version_t_2;
return boost::indeterminate;
} else {
return false;
}
case http_version_t_2:
if (input == 'T') {
state_ = http_version_p;
return boost::indeterminate;
} else {
return false;
}
case http_version_p:
if (input == 'P') {
state_ = http_version_slash;
return boost::indeterminate;
} else {
return false;
}
case http_version_slash:
if (input == '/') {
state_ = http_version_major_start;
return boost::indeterminate;
} else {
return false;
}
case http_version_major_start:
if (isDigit(input)) {
state_ = http_version_major;
return boost::indeterminate;
} else {
return false;
}
case http_version_major:
if (input == '.') {
state_ = http_version_minor_start;
return boost::indeterminate;
} else if (isDigit(input)) {
return boost::indeterminate;
} else {
return false;
}
case http_version_minor_start:
if (isDigit(input)) {
state_ = http_version_minor;
return boost::indeterminate;
} else {
return false;
}
case http_version_minor:
if (input == '\r') {
state_ = expecting_newline_1;
return boost::indeterminate;
} else if (isDigit(input)) {
return boost::indeterminate;
}
else {
return false;
}
case expecting_newline_1:
if (input == '\n') {
state_ = header_line_start;
return boost::indeterminate;
} else {
return false;
}
case header_line_start:
if(header.name == "Accept-Encoding") {
/* giving gzip precedence over deflate */
if(header.value.find("deflate") != std::string::npos)
*compressionType = deflateRFC1951;
if(header.value.find("gzip") != std::string::npos)
*compressionType = gzipRFC1952;
}
if("Referer" == header.name)
req.referrer = header.value;
if("User-Agent" == header.name)
req.agent = header.value;
if (input == '\r') {
state_ = expecting_newline_3;
return boost::indeterminate;
} else if (!isChar(input) || isCTL(input) || isTSpecial(input)) {
return false;
} else {
state_ = header_name;
header.Clear();
header.name.push_back(input);
return boost::indeterminate;
}
case header_lws:
if (input == '\r') {
state_ = expecting_newline_2;
return boost::indeterminate;
} else if (input == ' ' || input == '\t') {
return boost::indeterminate;
}
else if (isCTL(input)) {
return false;
} else {
state_ = header_value;
return boost::indeterminate;
}
case header_name:
if (input == ':') {
state_ = space_before_header_value;
return boost::indeterminate;
} else if (!isChar(input) || isCTL(input) || isTSpecial(input)) {
return false;
} else {
header.name.push_back(input);
return boost::indeterminate;
}
case space_before_header_value:
if (input == ' ') {
state_ = header_value;
return boost::indeterminate;
} else {
return false;
}
case header_value:
if (input == '\r') {
state_ = expecting_newline_2;
return boost::indeterminate;
} else if (isCTL(input)) {
return false;
} else {
header.value.push_back(input);
return boost::indeterminate;
}
case expecting_newline_2:
if (input == '\n') {
state_ = header_line_start;
return boost::indeterminate;
} else {
return false;
}
case expecting_newline_3:
return (input == '\n');
default:
return false;
}
}
inline bool isChar(int c) {
return c >= 0 && c <= 127;
}
inline bool isCTL(int c) {
return (c >= 0 && c <= 31) || (c == 127);
}
inline bool isTSpecial(int c) {
switch (c) {
case '(': case ')': case '<': case '>': case '@':
case ',': case ';': case ':': case '\\': case '"':
case '/': case '[': case ']': case '?': case '=':
case '{': case '}': case ' ': case '\t':
return true;
default:
return false;
}
}
inline bool isDigit(int c) {
return c >= '0' && c <= '9';
}
enum state {
method_start,
method,
uri_start,
uri,
http_version_h,
http_version_t_1,
http_version_t_2,
http_version_p,
http_version_slash,
http_version_major_start,
http_version_major,
http_version_minor_start,
http_version_minor,
expecting_newline_1,
header_line_start,
header_lws,
header_name,
space_before_header_value,
header_value,
expecting_newline_2,
expecting_newline_3
} state_;
Header header;
};
} // namespace http
#endif // REQUEST_PARSER_H
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/*
open source routing machine
Copyright (C) Dennis Luxen, 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef SERVER_H
#define SERVER_H
#include <vector>
#include <boost/asio.hpp>
#include <boost/bind.hpp>
#include <boost/noncopyable.hpp>
#include <boost/shared_ptr.hpp>
#include <boost/thread.hpp>
#include "Connection.h"
#include "RequestHandler.h"
namespace http {
class Server: private boost::noncopyable {
public:
explicit Server(const std::string& address, const std::string& port, unsigned thread_pool_size) : threadPoolSize(thread_pool_size), acceptor(ioService), newConnection(new Connection(ioService, requestHandler)), requestHandler(){
boost::asio::ip::tcp::resolver resolver(ioService);
boost::asio::ip::tcp::resolver::query query(address, port);
boost::asio::ip::tcp::endpoint endpoint = *resolver.resolve(query);
acceptor.open(endpoint.protocol());
acceptor.set_option(boost::asio::ip::tcp::acceptor::reuse_address(true));
acceptor.bind(endpoint);
acceptor.listen();
acceptor.async_accept(newConnection->socket(), boost::bind(&Server::handleAccept, this, boost::asio::placeholders::error));
}
void Run() {
std::vector<boost::shared_ptr<boost::thread> > threads;
for (unsigned i = 0; i < threadPoolSize; ++i) {
boost::shared_ptr<boost::thread> thread(new boost::thread(boost::bind(&boost::asio::io_service::run, &ioService)));
threads.push_back(thread);
}
for (unsigned i = 0; i < threads.size(); ++i)
threads[i]->join();
}
void Stop() {
ioService.stop();
}
RequestHandler & GetRequestHandlerPtr() {
return requestHandler;
}
private:
typedef boost::shared_ptr<Connection > ConnectionPtr;
void handleAccept(const boost::system::error_code& e) {
if (!e) {
newConnection->start();
newConnection.reset(new Connection(ioService, requestHandler));
acceptor.async_accept(newConnection->socket(), boost::bind(&Server::handleAccept, this, boost::asio::placeholders::error));
}
}
unsigned threadPoolSize;
boost::asio::io_service ioService;
boost::asio::ip::tcp::acceptor acceptor;
ConnectionPtr newConnection;
RequestHandler requestHandler;
};
} // namespace http
#endif // SERVER_H
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/*
open source routing machine
Copyright (C) Dennis Luxen, 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef SERVERCONFIGURATION_H_
#define SERVERCONFIGURATION_H_
#include "../Util/BaseConfiguration.h"
typedef BaseConfiguration ServerConfiguration;
#endif /* SERVERCONFIGURATION_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
Created on: 26.11.2010
Author: dennis
*/
#ifndef SERVERFACTORY_H_
#define SERVERFACTORY_H_
#include <zlib.h>
#include "Server.h"
#include "ServerConfiguration.h"
#include "../Util/InputFileUtil.h"
#include "../Util/OpenMPWrapper.h"
#include "../Util/StringUtil.h"
#include "../typedefs.h"
typedef http::Server Server;
struct ServerFactory {
static Server * CreateServer(ServerConfiguration& serverConfig) {
if(!testDataFile(serverConfig.GetParameter("nodesData"))) {
ERR("nodes file not found");
}
if(!testDataFile(serverConfig.GetParameter("hsgrData"))) {
ERR("hsgr file not found");
}
if(!testDataFile(serverConfig.GetParameter("namesData"))) {
ERR("names file not found");
}
if(!testDataFile(serverConfig.GetParameter("ramIndex"))) {
ERR("ram index file not found");
}
if(!testDataFile(serverConfig.GetParameter("fileIndex"))) {
ERR("file index file not found");
}
int threads = omp_get_num_procs();
if(serverConfig.GetParameter("IP") == "")
serverConfig.SetParameter("IP", "0.0.0.0");
if(serverConfig.GetParameter("Port") == "")
serverConfig.SetParameter("Port", "5000");
if(stringToInt(serverConfig.GetParameter("Threads")) != 0 && stringToInt(serverConfig.GetParameter("Threads")) <= threads)
threads = stringToInt( serverConfig.GetParameter("Threads") );
std::cout << "[server] http 1.1 compression handled by zlib version " << zlibVersion() << std::endl;
Server * server = new Server(serverConfig.GetParameter("IP"), serverConfig.GetParameter("Port"), threads);
return server;
}
static Server * CreateServer(const char * iniFile) {
ServerConfiguration serverConfig(iniFile);
return CreateServer(serverConfig);
}
};
#endif /* SERVERFACTORY_H_ */
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/osrm-component
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/*
open source routing machine
Copyright (C) Dennis Luxen, 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#define VERBOSE(x) x
#define VERBOSE2(x)
#ifdef NDEBUG
#undef VERBOSE
#undef VERBOSE2
#endif
#include <boost/foreach.hpp>
#include <fstream>
#include <istream>
#include <iostream>
#include <cstring>
#include <string>
#include <vector>
#include "../typedefs.h"
#include "../Algorithms/StronglyConnectedComponents.h"
#include "../DataStructures/BinaryHeap.h"
#include "../DataStructures/DeallocatingVector.h"
#include "../DataStructures/DynamicGraph.h"
#include "../DataStructures/QueryEdge.h"
#include "../DataStructures/TurnInstructions.h"
#include "../Util/BaseConfiguration.h"
#include "../Util/InputFileUtil.h"
#include "../Util/GraphLoader.h"
using namespace std;
typedef QueryEdge::EdgeData EdgeData;
typedef DynamicGraph<EdgeData>::InputEdge InputEdge;
typedef BaseConfiguration ContractorConfiguration;
std::vector<NodeInfo> internalToExternalNodeMapping;
std::vector<_Restriction> inputRestrictions;
std::vector<NodeID> bollardNodes;
std::vector<NodeID> trafficLightNodes;
int main (int argc, char *argv[]) {
if(argc < 3) {
ERR("usage: " << std::endl << argv[0] << " <osrm-data> <osrm-restrictions>");
}
std::string SRTM_ROOT;
INFO("Using restrictions from file: " << argv[2]);
std::ifstream restrictionsInstream(argv[2], ios::binary);
if(!restrictionsInstream.good()) {
ERR("Could not access <osrm-restrictions> files");
}
_Restriction restriction;
unsigned usableRestrictionsCounter(0);
restrictionsInstream.read((char*)&usableRestrictionsCounter, sizeof(unsigned));
inputRestrictions.resize(usableRestrictionsCounter);
restrictionsInstream.read((char *)&(inputRestrictions[0]), usableRestrictionsCounter*sizeof(_Restriction));
restrictionsInstream.close();
std::ifstream in;
in.open (argv[1], std::ifstream::in | std::ifstream::binary);
if (!in.is_open()) {
ERR("Cannot open " << argv[1]);
}
std::vector<ImportEdge> edgeList;
NodeID nodeBasedNodeNumber = readBinaryOSRMGraphFromStream(in, edgeList, bollardNodes, trafficLightNodes, &internalToExternalNodeMapping, inputRestrictions);
in.close();
INFO(inputRestrictions.size() << " restrictions, " << bollardNodes.size() << " bollard nodes, " << trafficLightNodes.size() << " traffic lights");
/***
* Building an edge-expanded graph from node-based input an turn restrictions
*/
INFO("Starting SCC graph traversal");
TarjanSCC * tarjan = new TarjanSCC (nodeBasedNodeNumber, edgeList, bollardNodes, trafficLightNodes, inputRestrictions, internalToExternalNodeMapping);
std::vector<ImportEdge>().swap(edgeList);
tarjan->Run();
std::vector<_Restriction>().swap(inputRestrictions);
std::vector<NodeID>().swap(bollardNodes);
std::vector<NodeID>().swap(trafficLightNodes);
INFO("finished component analysis");
return 0;
}
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef AZIMUTH_H_
#define AZIMUTH_H_
#include <string>
struct Azimuth {
static std::string Get(const double heading) {
if(heading <= 202.5) {
if(heading >= 0 && heading <= 22.5)
return "N";
if(heading > 22.5 && heading <= 67.5)
return "NE";
if(heading > 67.5 && heading <= 112.5)
return "E";
if(heading > 112.5 && heading <= 157.5)
return "SE";
return "S";
}
if(heading > 202.5 && heading <= 247.5)
return "SW";
if(heading > 247.5 && heading <= 292.5)
return "W";
if(heading > 292.5 && heading <= 337.5)
return "NW";
return "N";
}
};
#endif /* AZIMUTH_H_ */
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/*
open source routing machine
Copyright (C) Dennis Luxen, 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef BASECONFIGURATION_H_
#define BASECONFIGURATION_H_
#include <iostream>
#include <string>
#include <exception>
#include <fstream>
#include "../DataStructures/HashTable.h"
class BaseConfiguration {
public:
BaseConfiguration(const char * configFile) {
std::ifstream config( configFile );
if(!config) {
std::cerr << "[config] .ini not found" << std::endl;
return;
}
std::string line;
try {
if (config.is_open()) {
while ( config.good() ) {
getline (config,line);
std::vector<std::string> tokens;
Tokenize(line, tokens);
if(2 == tokens.size() )
parameters.Add(tokens[0], tokens[1]);
}
config.close();
}
} catch(std::exception& e) {
ERR("[config] " << configFile << " not found -> Exception: " <<e.what());
if(config.is_open())
config.close();
}
}
std::string GetParameter(const char * key){
return GetParameter(std::string(key));
}
std::string GetParameter(std::string key) {
return parameters.Find(key);
}
void SetParameter(const char* key, const char* value) {
SetParameter(std::string(key), std::string(value));
}
void SetParameter(std::string key, std::string value) {
parameters.Set(key, value);
}
private:
void Tokenize(const std::string& str, std::vector<std::string>& tokens, const std::string& delimiters = "=") {
std::string::size_type lastPos = str.find_first_not_of(delimiters, 0);
std::string::size_type pos = str.find_first_of(delimiters, lastPos);
while (std::string::npos != pos || std::string::npos != lastPos) {
std::string temp = str.substr(lastPos, pos - lastPos);
TrimStringRight(temp);
TrimStringLeft(temp);
tokens.push_back( temp );
lastPos = str.find_first_not_of(delimiters, pos);
pos = str.find_first_of(delimiters, lastPos);
}
}
void TrimStringRight(std::string& str) {
std::string::size_type pos = str.find_last_not_of(" ");
if (pos != std::string::npos)
str.erase(pos+1);
else
str.erase( str.begin() , str.end() );
}
void TrimStringLeft(std::string& str) {
std::string::size_type pos = str.find_first_not_of(" ");
if (pos != std::string::npos)
str.erase(0, pos);
else
str.erase( str.begin() , str.end() );
}
HashTable<std::string, std::string> parameters;
};
#endif /* BASECONFIGURATION_H_ */
-373
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/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef GRAPHLOADER_H
#define GRAPHLOADER_H
#include <cassert>
#include <cmath>
#include <algorithm>
#include <fstream>
#include <iostream>
#include <iomanip>
#include <vector>
#include <boost/unordered_map.hpp>
#include "../DataStructures/ImportNode.h"
#include "../DataStructures/ImportEdge.h"
#include "../DataStructures/NodeCoords.h"
#include "../DataStructures/Restriction.h"
#include "../typedefs.h"
typedef boost::unordered_map<NodeID, NodeID> ExternalNodeMap;
template<class EdgeT>
struct _ExcessRemover {
inline bool operator()( EdgeT & edge ) const {
return edge.source() == UINT_MAX;
}
};
template<typename EdgeT>
NodeID readBinaryOSRMGraphFromStream(std::istream &in, std::vector<EdgeT>& edgeList, std::vector<NodeID> &bollardNodes, std::vector<NodeID> &trafficLightNodes, std::vector<NodeInfo> * int2ExtNodeMap, std::vector<_Restriction> & inputRestrictions) {
NodeID n, source, target;
EdgeID m;
short dir;// direction (0 = open, 1 = forward, 2+ = open)
ExternalNodeMap ext2IntNodeMap;
in.read((char*)&n, sizeof(NodeID));
DEBUG("Importing n = " << n << " nodes ");
_Node node;
for (NodeID i=0; i<n; ++i) {
in.read((char*)&node, sizeof(_Node));
int2ExtNodeMap->push_back(NodeInfo(node.lat, node.lon, node.id));
ext2IntNodeMap.insert(std::make_pair(node.id, i));
if(node.bollard)
bollardNodes.push_back(i);
if(node.trafficLight)
trafficLightNodes.push_back(i);
}
//tighten vector sizes
std::vector<NodeID>(bollardNodes).swap(bollardNodes);
std::vector<NodeID>(trafficLightNodes).swap(trafficLightNodes);
in.read((char*)&m, sizeof(unsigned));
DEBUG(" and " << m << " edges ");
for(unsigned i = 0; i < inputRestrictions.size(); ++i) {
ExternalNodeMap::iterator intNodeID = ext2IntNodeMap.find(inputRestrictions[i].fromNode);
if( intNodeID == ext2IntNodeMap.end()) {
DEBUG("Unmapped from Node of restriction");
continue;
}
inputRestrictions[i].fromNode = intNodeID->second;
intNodeID = ext2IntNodeMap.find(inputRestrictions[i].viaNode);
if( intNodeID == ext2IntNodeMap.end()) {
DEBUG("Unmapped via node of restriction");
continue;
}
inputRestrictions[i].viaNode = intNodeID->second;
intNodeID = ext2IntNodeMap.find(inputRestrictions[i].toNode);
if( intNodeID == ext2IntNodeMap.end()) {
DEBUG("Unmapped to node of restriction");
continue;
}
inputRestrictions[i].toNode = intNodeID->second;
}
edgeList.reserve(m);
EdgeWeight weight;
short type;
NodeID nameID;
int length;
bool isRoundabout, ignoreInGrid, isAccessRestricted;
for (EdgeID i=0; i<m; ++i) {
in.read((char*)&source, sizeof(unsigned));
in.read((char*)&target, sizeof(unsigned));
in.read((char*)&length, sizeof(int));
in.read((char*)&dir, sizeof(short));
in.read((char*)&weight, sizeof(int));
in.read((char*)&type, sizeof(short));
in.read((char*)&nameID, sizeof(unsigned));
in.read((char*)&isRoundabout, sizeof(bool));
in.read((char*)&ignoreInGrid, sizeof(bool));
in.read((char*)&isAccessRestricted, sizeof(bool));
GUARANTEE(length > 0, "loaded null length edge" );
GUARANTEE(weight > 0, "loaded null weight");
GUARANTEE(0<=dir && dir<=2, "loaded bogus direction");
bool forward = true;
bool backward = true;
if (1 == dir) { backward = false; }
if (2 == dir) { forward = false; }
assert(type >= 0);
// translate the external NodeIDs to internal IDs
ExternalNodeMap::iterator intNodeID = ext2IntNodeMap.find(source);
if( ext2IntNodeMap.find(source) == ext2IntNodeMap.end()) {
#ifndef NDEBUG
WARN(" unresolved source NodeID: " << source );
#endif
continue;
}
source = intNodeID->second;
intNodeID = ext2IntNodeMap.find(target);
if(ext2IntNodeMap.find(target) == ext2IntNodeMap.end()) {
#ifndef NDEBUG
WARN("unresolved target NodeID : " << target );
#endif
continue;
}
target = intNodeID->second;
GUARANTEE(source != UINT_MAX && target != UINT_MAX, "nonexisting source or target");
if(source > target) {
std::swap(source, target);
std::swap(forward, backward);
}
EdgeT inputEdge(source, target, nameID, weight, forward, backward, type, isRoundabout, ignoreInGrid, isAccessRestricted );
edgeList.push_back(inputEdge);
}
std::sort(edgeList.begin(), edgeList.end());
for(unsigned i = 1; i < edgeList.size(); ++i) {
if( (edgeList[i-1].target() == edgeList[i].target()) && (edgeList[i-1].source() == edgeList[i].source()) ) {
bool edgeFlagsAreEquivalent = (edgeList[i-1].isForward() == edgeList[i].isForward()) && (edgeList[i-1].isBackward() == edgeList[i].isBackward());
bool edgeFlagsAreSuperSet1 = (edgeList[i-1].isForward() && edgeList[i-1].isBackward()) && (edgeList[i].isBackward() != edgeList[i].isBackward() );
bool edgeFlagsAreSuperSet2 = (edgeList[i].isForward() && edgeList[i].isBackward()) && (edgeList[i-1].isBackward() != edgeList[i-1].isBackward() );
if( edgeFlagsAreEquivalent ) {
edgeList[i]._weight = std::min(edgeList[i-1].weight(), edgeList[i].weight());
edgeList[i-1]._source = UINT_MAX;
} else if (edgeFlagsAreSuperSet1) {
if(edgeList[i-1].weight() <= edgeList[i].weight()) {
//edge i-1 is smaller and goes in both directions. Throw away the other edge
edgeList[i]._source = UINT_MAX;
} else {
//edge i-1 is open in both directions, but edge i is smaller in one direction. Close edge i-1 in this direction
edgeList[i-1].forward = ~edgeList[i].isForward();
edgeList[i-1].backward = ~edgeList[i].isBackward();
}
} else if (edgeFlagsAreSuperSet2) {
if(edgeList[i-1].weight() <= edgeList[i].weight()) {
//edge i-1 is smaller for one direction. edge i is open in both. close edge i in the other direction
edgeList[i].forward = ~edgeList[i-1].isForward();
edgeList[i].backward = ~edgeList[i-1].isBackward();
} else {
//edge i is smaller and goes in both direction. Throw away edge i-1
edgeList[i-1]._source = UINT_MAX;
}
}
}
}
std::vector<ImportEdge>::iterator newEnd = std::remove_if(edgeList.begin(), edgeList.end(), _ExcessRemover<EdgeT>());
ext2IntNodeMap.clear();
std::vector<ImportEdge>(edgeList.begin(), newEnd).swap(edgeList); //remove excess candidates.
INFO("Graph loaded ok and has " << edgeList.size() << " edges");
return n;
}
template<typename EdgeT>
NodeID readDTMPGraphFromStream(std::istream &in, std::vector<EdgeT>& edgeList, std::vector<NodeInfo> * int2ExtNodeMap) {
NodeID n, source, target, id;
EdgeID m;
int dir, xcoord, ycoord;// direction (0 = open, 1 = forward, 2+ = open)
ExternalNodeMap ext2IntNodeMap;
in >> n;
DEBUG("Importing n = " << n << " nodes ");
for (NodeID i=0; i<n;++i) {
in >> id >> ycoord >> xcoord;
int2ExtNodeMap->push_back(NodeInfo(xcoord, ycoord, id));
ext2IntNodeMap.insert(std::make_pair(id, i));
}
in >> m;
DEBUG(" and " << m << " edges");
edgeList.reserve(m);
for (EdgeID i=0; i<m; ++i) {
EdgeWeight weight;
unsigned speedType(0);
short type(0);
// NodeID nameID;
int length;
in >> source >> target >> length >> dir >> speedType;
if(dir == 3)
dir = 0;
switch(speedType) {
case 1:
weight = 130;
break;
case 2:
weight = 120;
break;
case 3:
weight = 110;
break;
case 4:
weight = 100;
break;
case 5:
weight = 90;
break;
case 6:
weight = 80;
break;
case 7:
weight = 70;
break;
case 8:
weight = 60;
break;
case 9:
weight = 50;
break;
case 10:
weight = 40;
break;
case 11:
weight = 30;
break;
case 12:
weight = 20;
break;
case 13:
weight = length;
break;
case 15:
weight = 10;
break;
default:
weight = 0;
break;
}
weight = length*weight/3.6;
if(speedType == 13)
weight = length;
assert(length > 0);
assert(weight > 0);
if(dir <0 || dir > 2)
WARN("direction bogus: " << dir);
assert(0<=dir && dir<=2);
bool forward = true;
bool backward = true;
if (dir == 1) backward = false;
if (dir == 2) forward = false;
if(length == 0) { ERR("loaded null length edge"); }
// translate the external NodeIDs to internal IDs
ExternalNodeMap::iterator intNodeID = ext2IntNodeMap.find(source);
if( ext2IntNodeMap.find(source) == ext2IntNodeMap.end()) {
ERR("after " << edgeList.size() << " edges" << "\n->" << source << "," << target << "," << length << "," << dir << "," << weight << "\n->unresolved source NodeID: " << source);
}
source = intNodeID->second;
intNodeID = ext2IntNodeMap.find(target);
if(ext2IntNodeMap.find(target) == ext2IntNodeMap.end()) { ERR("unresolved target NodeID : " << target); }
target = intNodeID->second;
if(source == UINT_MAX || target == UINT_MAX) { ERR("nonexisting source or target" ); }
EdgeT inputEdge(source, target, 0, weight, forward, backward, type );
edgeList.push_back(inputEdge);
}
ext2IntNodeMap.clear();
std::vector<ImportEdge>(edgeList.begin(), edgeList.end()).swap(edgeList); //remove excess candidates.
std::cout << "ok" << std::endl;
return n;
}
template<typename EdgeT>
NodeID readDDSGGraphFromStream(std::istream &in, std::vector<EdgeT>& edgeList, std::vector<NodeID> & int2ExtNodeMap) {
ExternalNodeMap nodeMap;
NodeID n, source, target;
unsigned numberOfNodes = 0;
char d;
EdgeID m;
int dir;// direction (0 = open, 1 = forward, 2+ = open)
in >> d;
in >> n;
in >> m;
#ifndef DEBUG
std::cout << "expecting " << n << " nodes and " << m << " edges ..." << flush;
#endif
edgeList.reserve(m);
for (EdgeID i=0; i<m; i++) {
EdgeWeight weight;
in >> source >> target >> weight >> dir;
assert(weight > 0);
if(dir <0 || dir > 3)
ERR( "[error] direction bogus: " << dir );
assert(0<=dir && dir<=3);
bool forward = true;
bool backward = true;
if (dir == 1) backward = false;
if (dir == 2) forward = false;
if (dir == 3) {backward = true; forward = true;}
if(weight == 0) { ERR("loaded null length edge"); }
if( nodeMap.find(source) == nodeMap.end()) {
nodeMap.insert(std::make_pair(source, numberOfNodes ));
int2ExtNodeMap.push_back(source);
numberOfNodes++;
}
if( nodeMap.find(target) == nodeMap.end()) {
nodeMap.insert(std::make_pair(target, numberOfNodes));
int2ExtNodeMap.push_back(target);
numberOfNodes++;
}
EdgeT inputEdge(source, target, 0, weight, forward, backward, 1 );
edgeList.push_back(inputEdge);
}
std::vector<EdgeT>(edgeList.begin(), edgeList.end()).swap(edgeList); //remove excess candidates.
nodeMap.clear();
return numberOfNodes;
}
template<typename NodeT, typename EdgeT>
unsigned readHSGRFromStream(std::istream &in, std::vector<NodeT>& nodeList, std::vector<EdgeT> & edgeList, unsigned * checkSum) {
unsigned numberOfNodes = 0;
in.read((char*) checkSum, sizeof(unsigned));
in.read((char*) & numberOfNodes, sizeof(unsigned));
nodeList.resize(numberOfNodes + 1);
in.read((char*) &(nodeList[0]), numberOfNodes*sizeof(NodeT));
unsigned numberOfEdges = 0;
in.read((char*) &numberOfEdges, sizeof(unsigned));
edgeList.resize(numberOfEdges);
in.read((char*) &(edgeList[0]), numberOfEdges*sizeof(EdgeT));
return numberOfNodes;
}
#endif // GRAPHLOADER_H
-46
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@@ -1,46 +0,0 @@
/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef INPUTFILEUTIL_H_
#define INPUTFILEUTIL_H_
#include <boost/filesystem.hpp>
#include "../typedefs.h"
// Check if file exists and if it can be opened for reading with ifstream an object
inline bool testDataFile(const std::string & filename){
boost::filesystem::path fileToTest(filename);
if(!boost::filesystem::exists(fileToTest)) {
WARN("Failed to open file " << filename << " for reading.");
return false;
}
return true;
}
inline bool testDataFiles(int argc, char *argv[]){
for(int i = 0; i < argc; ++i) {
if(!testDataFile(argv[i]))
return false;
}
return true;
}
#endif /* INPUTFILEUTIL_H_ */
-156
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@@ -1,156 +0,0 @@
/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef LINUXSTACKTRACE_H_
#define LINUXSTACKTRACE_H_
#include <string>
#ifdef __linux__
#include <cxxabi.h>
#include <execinfo.h>
#include <csignal>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <sstream>
std::string binaryName;
std::string getFileAndLine (char * offset_end) {
std::string a(offset_end);
std::string result;
a = a.substr(2,a.length()-3);
static char buf[256];
std::string command("/usr/bin/addr2line -C -e " + binaryName + " -f -i " + a);
// prepare command to be executed
// our program need to be passed after the -e parameter
FILE* f = popen (command.c_str(), "r");
if (f == NULL) {
perror (buf);
return "";
}
// get function name
if ( NULL != fgets (buf, 256, f) ) {
// get file and line
if ( NULL != fgets (buf, 256, f) ) {
if (buf[0] != '?') {
result = ( buf);
} else {
result = "unkown";
}
} else { result = ""; }
} else { result = ""; }
pclose(f);
return result;
}
void crashHandler(int sig_num, siginfo_t * info, void * ) {
const size_t maxDepth = 100;
//size_t stackDepth;
void *stackAddrs[maxDepth];
backtrace(stackAddrs, maxDepth);
std::cerr << "signal " << sig_num << " (" << strsignal(sig_num) << "), address is " << info->si_addr << " from " << stackAddrs[0] << std::endl;
void * array[50];
int size = backtrace(array, 50);
array[1] = stackAddrs[0];
char ** messages = backtrace_symbols(array, size);
// skip first stack frame (points here)
for (int i = 1; i < size-1 && messages != NULL; ++i) {
char *mangledname = 0, *offset_begin = 0, *offset_end = 0;
// find parantheses and +address offset surrounding mangled name
for (char *p = messages[i+1]; *p; ++p) {
if (*p == '(') {
mangledname = p;
} else if (*p == '+') {
offset_begin = p;
} else if (*p == ')') {
offset_end = p;
break;
}
}
// if the line could be processed, attempt to demangle the symbol
if (mangledname && offset_begin && offset_end && mangledname < offset_begin) {
*mangledname++ = '\0';
*offset_begin++ = '\0';
*offset_end++ = '\0';
int status;
char * real_name = abi::__cxa_demangle(mangledname, 0, 0, &status);
// if demangling is successful, output the demangled function name
if (status == 0) {
std::cerr << "[bt]: (" << i << ") " << messages[i+1] << " : " << real_name << " " << getFileAndLine(offset_end);
}
// otherwise, output the mangled function name
else {
std::cerr << "[bt]: (" << i << ") " << messages[i+1] << " : "
<< mangledname << "+" << offset_begin << offset_end
<< std::endl;
}
free(real_name);
}
// otherwise, print the whole line
else {
std::cerr << "[bt]: (" << i << ") " << messages[i+1] << std::endl;
}
}
std::cerr << std::endl;
free(messages);
exit(EXIT_FAILURE);
}
void installCrashHandler(std::string b) {
binaryName = b;
#ifndef NDEBUG
struct sigaction sigact;
sigemptyset(&sigact.sa_mask);
sigact.sa_sigaction = crashHandler;
sigact.sa_flags = SA_RESTART | SA_SIGINFO;
if (sigaction(SIGSEGV, &sigact, (struct sigaction *)NULL) != 0) {
std::cerr << "error setting signal handler for " << SIGSEGV << " " << strsignal(SIGSEGV) << std::endl;
exit(EXIT_FAILURE);
}
#endif
}
#else
inline void installCrashHandler(std::string ) {}
#endif
#endif /* LINUXSTACKTRACE_H_ */
-64
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@@ -1,64 +0,0 @@
/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef MACHINE_INFO_H
#define MACHINE_INFO_H
#if defined(__APPLE__) || defined(__FreeBSD__)
extern "C" {
#include <sys/types.h>
#include <sys/sysctl.h>
}
#elif defined _WIN32
#include <windows.h>
#endif
/* Returns the physical memory size in kilobytes */
unsigned GetPhysicalmemory(void){
#if defined(SUN5) || defined(__linux__)
return (sysconf(_SC_PHYS_PAGES) * sysconf(_SC_PAGESIZE));
#elif defined(__APPLE__)
int mib[2] = {CTL_HW, HW_MEMSIZE};
long long memsize;
size_t len = sizeof(memsize);
sysctl(mib, 2, &memsize, &len, NULL, 0);
return memsize/1024;
#elif defined(__FreeBSD__)
int mib[2] = {CTL_HW, HW_PHYSMEM};
long long memsize;
size_t len = sizeof(memsize);
sysctl(mib, 2, &memsize, &len, NULL, 0);
return memsize/1024;
#elif defined(_WIN32)
MEMORYSTATUSEX status;
status.dwLength = sizeof(status);
GlobalMemoryStatusEx(&status);
return status.ullTotalPhys/1024;
#else
std::cout << "[Warning] Compiling on unknown architecture." << std::endl
<< "Please file a ticket at http://project-osrm.org" << std::endl;
return 2048*1024; /* 128 Mb default memory */
#endif
}
#endif
-34
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@@ -1,34 +0,0 @@
/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef _OPENMPREPLACEMENTY_H
#define _OPENMPREPLACEMENTY_H
#ifdef _OPENMP
#include <omp.h>
#else
inline const int omp_get_num_procs() { return 1; }
inline const int omp_get_max_threads() { return 1; }
inline const int omp_get_thread_num() { return 0; }
inline const void omp_set_num_threads(int i) {}
#endif
#endif

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