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Replace dynamic distance calculation for table plugin with pre-calculated distances on shortcuts, avoiding unpacking cost.

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Adds approx 10% to total data size.  Speeds up large table requests by 2 orders of magnitude.

Co-authored-by: Kajari Ghosh <ghoshkaj@gmail.com>
This commit is contained in:
Daniel Patterson
2018-10-29 21:47:49 -07:00
parent 5327f8da4e
commit 498259b220
48 changed files with 767 additions and 995 deletions
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features/testbot/multi_level_routing.feature
+52 -54
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@@ -38,15 +38,15 @@ Feature: Multi level routing
Scenario: Testbot - Multi level routing
Given the node map
"""
a───b e───f
│ │ │ │
a────b e─────f
\ │ │ /
d───c h───g
╲ ╱
╳
╱ ╲
i───j m───n
│ │ │ │
l───k───p───o
/ │ │ \
l─────k───p─────o
"""
And the nodes
@@ -67,78 +67,76 @@ Feature: Multi level routing
When I route I should get
| from | to | route | time |
| a | b | abcda,abcda | 20s |
| a | f | abcda,cm,mnopm,kp,ijkli,hj,efghe,efghe | 229.4s |
| a | l | abcda,cm,mnopm,kp,ijkli,ijkli | 144.7s |
| a | o | abcda,cm,mnopm,mnopm,mnopm | 124.7s |
| f | l | efghe,hj,ijkli,ijkli,ijkli | 124.7s |
| f | o | efghe,hj,ijkli,kp,mnopm,mnopm | 144.7s |
| l | o | ijkli,kp,mnopm,mnopm | 60s |
| a | b | abcda,abcda | 25s |
| a | f | abcda,cm,mnopm,kp,ijkli,hj,efghe,efghe | 239.2s |
| a | l | abcda,cm,mnopm,kp,ijkli,ijkli | 157.1s |
| a | o | abcda,cm,mnopm,mnopm,mnopm | 137.1s |
| f | l | efghe,hj,ijkli,ijkli | 136.7s |
| f | o | efghe,hj,ijkli,kp,mnopm,mnopm | 162.1s |
| l | o | ijkli,kp,mnopm,mnopm | 80s |
| c | m | cm,cm | 44.7s |
| f | a | efghe,hj,ijkli,kp,mnopm,cm,abcda,abcda | 239.2s |
| l | a | ijkli,kp,mnopm,cm,abcda,abcda | 157.1s |
When I request a travel time matrix I should get
| | a | f | l | o |
| a | 0 | 229.4 | 144.7 | 124.7 |
| f | 229.4 | 0 | 124.7 | 144.7 |
| l | 144.7 | 124.7 | 0 | 60 |
| o | 124.7 | 144.7 | 60 | 0 |
| | a | f | l | o |
| a | 0 | 239.2 | 157.1 | 137.1 |
| f | 239.2 | 0 | 136.7 | 162.1 |
| l | 157.1 | 136.7 | 0 | 80 |
| o | 137.1 | 162.1 | 80 | 0 |
When I request a travel time matrix I should get
| | a | f | l | o |
| a | 0 | 229.4 | 144.7 | 124.7 |
| | a | f | l | o |
| a | 0 | 239.2 | 157.1 | 137.1 |
When I request a travel time matrix I should get
| | a |
| a | 0 |
| f | 229.4 |
| l | 144.7 |
| o | 124.7 |
| | a |
| a | 0 |
| f | 239.2 |
| l | 157.1 |
| o | 137.1 |
When I request a travel time matrix I should get
| | a | f | l | o |
| a | 0 | 229.4 | 144.7 | 124.7 |
| o | 124.7 | 144.7 | 60 | 0 |
| | a | f | l | o |
| a | 0 | 239.2 | 157.1 | 137.1 |
| o | 137.1 | 162.1 | 80 | 0 |
When I request a travel time matrix I should get
| | a | o |
| a | 0 | 124.7 |
| f | 229.4 | 144.7 |
| l | 144.7 | 60 |
| o | 124.7 | 0 |
| a | 0 | 137.1 |
| f | 239.2 | 162.1 |
| l | 157.1 | 80 |
| o | 137.1 | 0 |
When I request a travel distance matrix I should get
| | a | f | l | o |
| a | 0+-2 | 2287+-2 | 1443+-2 | 1243+-2 |
| f | 2284+-2 | 0+-2 | 1241+-2 | 1443+-2 |
| l | 1443+-2 | 1244+-2 | 0+-2 | 600+-2 |
| o | 1243+-2 | 1444+-2 | 600+-2 | 0+-2 |
| | a | f | l | o |
| a | 0 | 2383.7 | 1566.9 | 1366.8 |
| f | 2339.9 | 0 | 1198.1 | 1522.1 |
| l | 1618.3 | 1293.3 | 0 | 800.5 |
| o | 1418.2 | 1617.3 | 800.5 | 0 |
When I request a travel distance matrix I should get
| | a | f | l | o |
| a | 0 | 2287.2+-2 | 1443+-2 | 1243+-2 |
| | a | f | l | o |
| a | 0 | 2383.7 | 1566.9 | 1366.8 |
When I request a travel distance matrix I should get
| | a |
| a | 0 |
| f | 2284.5+-2 |
| l | 1443.1 |
| o | 1243 |
| | a |
| a | 0 |
| f | 2339.9 |
| l | 1618.3 |
| o | 1418.2 |
When I request a travel distance matrix I should get
| | a | f | l | o |
| a | 0 | 2287+-2 | 1443+-2 | 1243+-2 |
| o | 1243 | 1444+-2 | 600+-2 | 0+-2 |
| | a | f | l | o |
| a | 0 | 2383.7 | 1566.9 | 1366.8 |
| f | 2339.9 | 0 | 1198.1 | 1522.1 |
When I request a travel distance matrix I should get
| | a | o |
| a | 0+-2 | 1243+-2 |
| f | 2284+-2 | 1443+-2 |
| l | 1443+-2 | 600+-2 |
| o | 1243+-2 | 0+-2 |
| | a | o |
| a | 0 | 1366.8 |
| f | 2339.9 | 1522.1 |
| l | 1618.3 | 800.5 |
| o | 1418.2 | 0 |
Scenario: Testbot - Multi level routing: horizontal road
Given the node map