Faster routed startup (roughly 20%)
This commit is contained in:
parent
4351e8850a
commit
61c19405fd
@ -21,13 +21,16 @@ or see http://www.gnu.org/licenses/agpl.txt.
|
|||||||
#ifndef _NODE_COORDS_H
|
#ifndef _NODE_COORDS_H
|
||||||
#define _NODE_COORDS_H
|
#define _NODE_COORDS_H
|
||||||
|
|
||||||
|
#include <cassert>
|
||||||
#include <limits>
|
#include <limits>
|
||||||
|
|
||||||
|
#include "../typedefs.h"
|
||||||
|
|
||||||
template<typename NodeT>
|
template<typename NodeT>
|
||||||
struct NodeCoords {
|
struct NodeCoords {
|
||||||
typedef unsigned key_type;
|
typedef unsigned key_type;
|
||||||
|
|
||||||
|
typedef int value_type;
|
||||||
NodeCoords(int _lat, int _lon, NodeT _id) : lat(_lat), lon(_lon), id(_id) {}
|
NodeCoords(int _lat, int _lon, NodeT _id) : lat(_lat), lon(_lon), id(_id) {}
|
||||||
NodeCoords() : lat(UINT_MAX), lon(UINT_MAX), id(UINT_MAX) {}
|
NodeCoords() : lat(UINT_MAX), lon(UINT_MAX), id(UINT_MAX) {}
|
||||||
int lat;
|
int lat;
|
||||||
@ -51,36 +54,21 @@ bool operator < (const NodeCoords<NodeT> & a, const NodeCoords<NodeT> & b)
|
|||||||
return a.id < b.id;
|
return a.id < b.id;
|
||||||
}
|
}
|
||||||
|
|
||||||
struct duplet
|
inline int return_dup( NodeCoords<unsigned int> n, int k )
|
||||||
{
|
{
|
||||||
typedef int value_type;
|
switch(k)
|
||||||
|
|
||||||
inline value_type operator[](int const N) const { return d[N]; }
|
|
||||||
|
|
||||||
inline bool operator==(duplet const& other) const
|
|
||||||
{
|
|
||||||
return this->d[0] == other.d[0] && this->d[1] == other.d[1];
|
|
||||||
}
|
|
||||||
|
|
||||||
inline bool operator!=(duplet const& other) const
|
|
||||||
{
|
|
||||||
return this->d[0] != other.d[0] || this->d[1] != other.d[1];
|
|
||||||
}
|
|
||||||
|
|
||||||
friend std::ostream & operator<<(std::ostream & o, duplet const& d)
|
|
||||||
{
|
{
|
||||||
return o << "(" << d[0] << "," << d[1] << ")";
|
case 0:
|
||||||
|
return n.lat;
|
||||||
|
break;
|
||||||
|
case 1:
|
||||||
|
return n.lon;
|
||||||
|
break;
|
||||||
|
default:
|
||||||
|
assert(false);
|
||||||
|
return UINT_MAX;
|
||||||
|
break;
|
||||||
}
|
}
|
||||||
duplet(unsigned _id, int x, int y)
|
}
|
||||||
{
|
|
||||||
id = _id;
|
|
||||||
d[0] = x;
|
|
||||||
d[1] = y;
|
|
||||||
}
|
|
||||||
unsigned int id;
|
|
||||||
value_type d[2];
|
|
||||||
};
|
|
||||||
|
|
||||||
inline double return_dup( duplet d, int k ) { return d[k]; }
|
|
||||||
|
|
||||||
#endif //_NODE_COORDS_H
|
#endif //_NODE_COORDS_H
|
||||||
|
@ -40,13 +40,13 @@ or see http://www.gnu.org/licenses/agpl.txt.
|
|||||||
|
|
||||||
#include <kdtree++/kdtree.hpp>
|
#include <kdtree++/kdtree.hpp>
|
||||||
|
|
||||||
typedef KDTree::KDTree<2, duplet, std::pointer_to_binary_function<duplet,int,double> > duplet_tree_type;
|
typedef KDTree::KDTree<2, NodeInfo, std::pointer_to_binary_function<NodeInfo,int,int> > KDTreeType;
|
||||||
|
|
||||||
class NodeInformationHelpDesk{
|
class NodeInformationHelpDesk{
|
||||||
public:
|
public:
|
||||||
~NodeInformationHelpDesk();
|
~NodeInformationHelpDesk();
|
||||||
NodeInformationHelpDesk() { int2ExtNodeMap = new vector<NodeInfo>();}
|
NodeInformationHelpDesk() { int2ExtNodeMap = new vector<NodeInfo>();}
|
||||||
duplet_tree_type * initKDTree(ifstream& input);
|
KDTreeType * initKDTree(ifstream& input);
|
||||||
|
|
||||||
NodeID getExternalNodeID(const NodeID node);
|
NodeID getExternalNodeID(const NodeID node);
|
||||||
NodeInfo& getExternalNodeInfo(const NodeID node);
|
NodeInfo& getExternalNodeInfo(const NodeID node);
|
||||||
@ -58,15 +58,15 @@ public:
|
|||||||
inline NodeID findNearestNodeIDForLatLon(const int lat, const int lon, NodeCoords<NodeID> * data) const
|
inline NodeID findNearestNodeIDForLatLon(const int lat, const int lon, NodeCoords<NodeID> * data) const
|
||||||
{
|
{
|
||||||
|
|
||||||
duplet dup = *(kdtree->find_nearest(duplet(0, lat, lon)).first);
|
NodeInfo nearestNeighbor = *(kdtree->find_nearest(NodeInfo(lat, lon, 0)).first);
|
||||||
data->id = dup.id;
|
data->id = nearestNeighbor.id;
|
||||||
data->lat = dup.d[1];
|
data->lat = nearestNeighbor.lat;
|
||||||
data->lon = dup.d[0];
|
data->lon = nearestNeighbor.lon;
|
||||||
return data->id;
|
return data->id;
|
||||||
}
|
}
|
||||||
private:
|
private:
|
||||||
vector<NodeInfo> * int2ExtNodeMap;
|
vector<NodeInfo> * int2ExtNodeMap;
|
||||||
duplet_tree_type * kdtree;
|
KDTreeType * kdtree;
|
||||||
};
|
};
|
||||||
|
|
||||||
//////////////////
|
//////////////////
|
||||||
@ -82,24 +82,22 @@ NodeInformationHelpDesk::~NodeInformationHelpDesk(){
|
|||||||
/* @brief: initialize kd-tree and internal->external node id map
|
/* @brief: initialize kd-tree and internal->external node id map
|
||||||
*
|
*
|
||||||
*/
|
*/
|
||||||
duplet_tree_type * NodeInformationHelpDesk::initKDTree(ifstream& in)
|
KDTreeType * NodeInformationHelpDesk::initKDTree(ifstream& in)
|
||||||
{
|
{
|
||||||
// NodeID i = 0;
|
|
||||||
while(!in.eof())
|
while(!in.eof())
|
||||||
{
|
{
|
||||||
NodeInfo b;
|
NodeInfo b;
|
||||||
in.read((char *)&b, sizeof(b));
|
in.read((char *)&b, sizeof(b));
|
||||||
int2ExtNodeMap->push_back(b);
|
int2ExtNodeMap->push_back(b);
|
||||||
// i++;
|
|
||||||
}
|
}
|
||||||
in.close();
|
in.close();
|
||||||
|
|
||||||
duplet_tree_type * tree = new duplet_tree_type(std::ptr_fun(return_dup));
|
KDTreeType * tree = new KDTreeType(std::ptr_fun(return_dup));
|
||||||
NodeID id = 0;
|
NodeID id = 0;
|
||||||
for(vector<NodeInfo>::iterator it = int2ExtNodeMap->begin(); it != int2ExtNodeMap->end(); it++)
|
for(vector<NodeInfo>::iterator it = int2ExtNodeMap->begin(); it != int2ExtNodeMap->end(); it++)
|
||||||
{
|
{
|
||||||
duplet super_dupre(id, it->lat, it->lon);
|
it->id = id;
|
||||||
tree->insert(super_dupre);
|
tree->insert(*it);
|
||||||
id++;
|
id++;
|
||||||
}
|
}
|
||||||
kdtree = tree;
|
kdtree = tree;
|
||||||
|
@ -58,8 +58,6 @@ public:
|
|||||||
++edge;
|
++edge;
|
||||||
}
|
}
|
||||||
_nodes[node].firstEdge = position; //=edge
|
_nodes[node].firstEdge = position; //=edge
|
||||||
// _nodes[node].edges = edge - lastEdge;
|
|
||||||
// _nodes[node].size = edge - lastEdge;
|
|
||||||
position += edge - lastEdge; //remove
|
position += edge - lastEdge; //remove
|
||||||
}
|
}
|
||||||
_edges.resize( position ); //(edge)
|
_edges.resize( position ); //(edge)
|
||||||
@ -125,15 +123,11 @@ public:
|
|||||||
return smallestEdge;
|
return smallestEdge;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
||||||
private:
|
private:
|
||||||
|
|
||||||
struct _StrNode {
|
struct _StrNode {
|
||||||
//index of the first edge
|
//index of the first edge
|
||||||
EdgeIterator firstEdge;
|
EdgeIterator firstEdge;
|
||||||
//amount of edges
|
|
||||||
// unsigned edges;
|
|
||||||
// unsigned size;
|
|
||||||
};
|
};
|
||||||
|
|
||||||
struct _StrEdge {
|
struct _StrEdge {
|
||||||
|
Loading…
Reference in New Issue
Block a user