osrm-backend/features/guidance/anticipate-lanes.feature

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2016-06-06 07:52:41 -04:00
@routing @guidance @turn-lanes
Feature: Turn Lane Guidance
Background:
Given the profile "car"
Given a grid size of 20 meters
@anticipate
Scenario: Anticipate Lane Change for subsequent multi-lane intersections
Given the node map
| a | | b | | x | | |
| | | | | | | |
| | | c | | d | | z |
| | | | | | | |
| | | y | | e | | |
And the ways
| nodes | turn:lanes:forward |
| ab | through\|right\|right\|right |
| bx | |
| bc | left\|left\|through |
| cd | through\|right |
| cy | |
| dz | |
| de | |
2016-06-06 07:52:41 -04:00
When I route I should get
| waypoints | route | turns | lanes | # |
| a,d | ab,bc,cd,cd | depart,turn right,turn left,arrive | ,straight:false right:true right:true right:false,left:true left:true straight:false, | 2 hops |
| a,e | ab,bc,cd,de,de | depart,turn right,turn left,turn right,arrive | ,straight:false right:false right:true right:false,left:false left:true straight:false,straight:false right:true, | 3 hops |
2016-06-06 07:52:41 -04:00
@anticipate
Scenario: Anticipate Lane Change for quick same direction turns, staying on the same street
Given the node map
| a | | b | x |
| | | | |
| | | c | |
| | | | |
| e | | d | y |
And the ways
| nodes | turn:lanes:forward | turn:lanes:backward | name |
| ab | through\|right\|right | | MySt |
| bx | | | XSt |
| bc | | left\|right | MySt |
| cd | left\|right | through\|through | MySt |
| de | | left\|left\|through | MySt |
| dy | | | YSt |
2016-06-06 07:52:41 -04:00
When I route I should get
| waypoints | route | turns | lanes |
| a,e | MySt,MySt,MySt,MySt | depart,continue right,turn right,arrive | ,straight:false right:false right:true,left:false right:true, |
| e,a | MySt,MySt,MySt,MySt | depart,continue left,turn left,arrive | ,left:true left:false straight:false,left:true right:false, |
2016-06-06 07:52:41 -04:00
@anticipate
Scenario: Anticipate Lane Change for quick same direction turns, changing between streets
Given the node map
| a | | b | x |
| | | | |
| | | c | |
| | | | |
| e | | d | y |
And the ways
| nodes | turn:lanes:forward | turn:lanes:backward | name |
| ab | through\|right\|right | | AXSt |
| bx | | | AXSt |
| bc | | left\|right | BDSt |
| cd | left\|right | through\|through | BDSt |
| de | | left\|left\|through | EYSt |
| dy | | | EYSt |
2016-06-06 07:52:41 -04:00
When I route I should get
| waypoints | route | turns | lanes |
| a,e | AXSt,BDSt,EYSt,EYSt | depart,turn right,turn right,arrive | ,straight:false right:false right:true,left:false right:true, |
| e,a | EYSt,BDSt,AXSt,AXSt | depart,turn left,turn left,arrive | ,left:true left:false straight:false,left:true right:false, |
2016-06-06 07:52:41 -04:00
@anticipate
Scenario: Anticipate Lane Change for quick turns during a merge
Given the node map
| a | | | | |
| x | b | | c | y |
| | | | | d |
And the ways
| nodes | turn:lanes:forward | name | highway | oneway |
| ab | slight_left\|slight_left | On | motorway_link | yes |
| xb | | Hwy | motorway | |
| bc | through\|slight_right | Hwy | motorway | |
| cd | | Off | motorway_link | yes |
| cy | | Hwy | motorway | |
When I route I should get
| waypoints | route | turns | lanes |
| a,d | On,Hwy,Off,Off | depart,merge slight right,off ramp right,arrive | ,slight left:false slight left:true,straight:false slight right:true, |
2016-06-06 07:52:41 -04:00
@anticipate
Scenario: Schoenefelder Kreuz
# https://www.openstreetmap.org/way/264306388#map=16/52.3202/13.5568
Given the node map
| a | b | x | | | i |
| | | c | d | | |
| | | | | | j |
And the ways
| nodes | turn:lanes:forward | lanes | highway | oneway | name |
| ab | none\|none\|none\|slight_right\|slight_right | 5 | motorway | | abx |
| bx | | 3 | motorway | | abx |
| bc | | 2 | motorway_link | yes | bcd |
| cd | slight_left\|slight_left;slight_right\|slight_right | 3 | motorway_link | yes | bcd |
| di | slight_left\|slight_right | 2 | motorway_link | yes | di |
| dj | | 2 | motorway_link | yes | dj |
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When I route I should get
2016-06-15 08:38:24 -04:00
| waypoints | route | turns | lanes |
| a,i | abx,bcd,di,di | depart,off ramp right,fork slight left,arrive | ,none:false none:false none:false slight right:true slight right:true,slight left:true slight left;slight right:true slight right:false, |
| a,j | abx,bcd,dj,dj | depart,off ramp right,fork slight right,arrive | ,none:false none:false none:false slight right:true slight right:true,slight left:false slight left;slight right:true slight right:true, |
2016-06-06 07:52:41 -04:00
@anticipate
Scenario: Kreuz Oranienburg
# https://www.openstreetmap.org/way/4484007#map=18/52.70439/13.20269
Given the node map
| i | | | | | a |
| j | | c | b | | x |
And the ways
| nodes | turn:lanes:forward | lanes | highway | oneway | name |
| ab | | 1 | motorway_link | yes | ab |
| xb | | 1 | motorway_link | yes | xbcj |
| bc | none\|slight_right | 2 | motorway_link | yes | xbcj |
| ci | | 1 | motorway_link | yes | ci |
| cj | | 1 | motorway_link | yes | xbcj |
When I route I should get
| waypoints | route | turns | lanes |
| a,i | ab,ci,ci | depart,turn slight right,arrive | ,none:false slight right:true, |
| a,j | ab,xbcj | depart,arrive | , |
2016-06-06 07:52:41 -04:00
@anticipate
Scenario: Lane anticipation for fan-in
Given the node map
| a | | b | | x | | |
| | | | | | | |
| | | c | | d | | z |
| | | | | | | |
| | | y | | e | | |
And the ways
| nodes | turn:lanes:forward | name |
| ab | through\|right\|right\|right | abx |
| bx | | abx |
| bc | left\|left\|through | bcy |
| cy | | bcy |
| cd | through\|right | cdz |
| dz | | cdz |
| de | | de |
2016-06-06 07:52:41 -04:00
When I route I should get
| waypoints | route | turns | lanes |
| a,e | abx,bcy,cdz,de,de | depart,turn right,turn left,turn right,arrive | ,straight:false right:false right:true right:false,left:false left:true straight:false,straight:false right:true, |
2016-06-06 07:52:41 -04:00
@anticipate
Scenario: Lane anticipation for fan-out
Given the node map
| a | | b | | x | | |
| | | | | | | |
| | | c | | d | | z |
| | | | | | | |
| | | y | | e | | |
And the ways
| nodes | turn:lanes:forward | name |
| ab | through\|right | abx |
| bx | | abx |
| bc | left\|left\|through | bcy |
| cy | | bcy |
| cd | through\|right\|right\|right | cdz |
| dz | | cdz |
| de | | de |
2016-06-06 07:52:41 -04:00
When I route I should get
| waypoints | route | turns | lanes |
| a,e | abx,bcy,cdz,de,de | depart,turn right,turn left,turn right,arrive | ,straight:false right:true,left:true left:true straight:false,straight:false right:true right:true right:true, |
2016-06-06 07:52:41 -04:00
@anticipate
Scenario: Lane anticipation for fan-in followed by fan-out
Given the node map
| a | | b | | x | | |
| | | | | | | |
| | | c | | d | | z |
| | | | | | | |
| | | y | | e | | |
And the ways
| nodes | turn:lanes:forward | name |
| ab | through\|right\|right\|right | abx |
| bx | | abx |
| bc | left\|left\|through | bcy |
| cy | | bcy |
| cd | through\|right\|right\|right | cdz |
| dz | | cdz |
| de | | de |
2016-06-06 07:52:41 -04:00
When I route I should get
| waypoints | route | turns | lanes |
| a,e | abx,bcy,cdz,de,de | depart,turn right,turn left,turn right,arrive | ,straight:false right:true right:true right:false,left:true left:true straight:false,straight:false right:true right:true right:true, |
2016-06-06 07:52:41 -04:00
@anticipate
Scenario: Lane anticipation for fan-out followed by fan-in
Given the node map
| a | | b | | x | | |
| | | | | | | |
| | | c | | d | | z |
| | | | | | | |
| | | y | | e | | |
And the ways
| nodes | turn:lanes:forward | name |
| ab | through\|right | abx |
| bx | | abx |
| bc | left\|left\|through | bcy |
| cy | | bcy |
| cd | through\|right | cdz |
| dz | | cdz |
| de | | de |
2016-06-06 07:52:41 -04:00
When I route I should get
| waypoints | route | turns | lanes |
| a,e | abx,bcy,cdz,de,de | depart,turn right,turn left,turn right,arrive | ,straight:false right:true,left:false left:true straight:false,straight:false right:true, |
2016-06-06 07:52:41 -04:00
@anticipate
Scenario: Lane anticipation for multiple hops with same number of lanes
Given the node map
| a | | b | | x | | |
| | | | | | | |
| | | c | | d | | z |
| | | | | | | |
| | | y | | e | | f |
| | | | | | | |
| | | | | w | | |
And the ways
| nodes | turn:lanes:forward | name |
| ab | through\|right\|right\|right | abx |
| bx | | abx |
| bc | left\|left\|through | bcy |
| cy | | bcy |
| cd | through\|right\|right | cdz |
| dz | | cdz |
| de | left\|through | dew |
| ew | | dew |
| ef | | ef |
2016-06-06 07:52:41 -04:00
When I route I should get
| waypoints | route | turns | lanes |
| a,f | abx,bcy,cdz,dew,ef,ef | depart,turn right,turn left,turn right,turn left,arrive | ,straight:false right:false right:true right:false,left:false left:true straight:false,straight:false right:true right:false,left:true straight:false, |
2016-06-06 07:52:41 -04:00
@anticipate @todo @bug @2661
Scenario: Anticipate with lanes in roundabout: roundabouts as the unit of anticipation
Given the node map
| | | e | | |
| a | b | | d | f |
| | | c | | |
| | | | | |
| | | g | | |
| k | h | | j | l |
| | | i | | |
And the ways
| nodes | turn:lanes:forward | highway | junction | # |
| ab | slight_right\|slight_right\|slight_right | primary | | |
| bc | slight_left\|slight_right\|slight_right | primary | roundabout | top |
| cd | | primary | roundabout | top |
| de | | primary | roundabout | top |
| eb | | primary | roundabout | top |
| df | | primary | | |
| cg | slight_right\|slight_right | primary | | |
| gh | slight_left\|slight_right | primary | roundabout | bot |
| hi | | primary | roundabout | bot |
| ij | slight_left\|slight_right | primary | roundabout | bot |
| jg | | primary | roundabout | bot |
| hk | | primary | | |
| jl | | primary | | |
When I route I should get
| # | waypoints | route | turns | lanes |
| right-right | a,k | ab,cg,hk,hk | depart,roundabout-exit-1,roundabout-exit-1,arrive | ,slight right:false slight right:false slight right:true,slight right:false slight right:true, |
| right-left | a,l | ab,cg,jl,jl | depart,roundabout-exit-1,roundabout-exit-2,arrive | ,slight right:false slight right:false slight right:true,slight right:false slight right:true, |
| todo exits | a,f | ab,df,df | depart,roundabout-exit-2,arrive | ,slight right:false slight right:false slight right:true, |
| todo exits | a,e | ab,bc,eb | depart,roundabout-exit-undefined,arrive | ,slight right:true slight right:true slight right:true, |
@anticipate @todo
Scenario: Roundabout with lanes only tagged on exit
Given the node map
| | | e | | |
| a | b | | d | f |
| | | c | | |
And the ways
| nodes | turn:lanes:forward | highway | junction |
| ab | | primary | |
| bc | | primary | roundabout |
| cd | slight_left\|slight_left\|slight_right | primary | roundabout |
| de | | primary | roundabout |
| eb | | primary | roundabout |
| df | | primary | |
When I route I should get
| waypoints | route | turns | lanes |
| a,f | ab,df,df | depart,roundabout-exit-1,use lane slight right,arrive | ,,slight left:false slight left:false slight right:true, |
@anticipate
Remove lanes from roundabouts, closes #2626 After half a day of looking at the tagging and the data came to the following conclusion: We can't keep the user to the innermost / outermost lanes depending on the exit the route takes: we found situations where both heuristics were wrong. Even on popular roundabouts the tagging is often wrong or in the best case not present at all. There are at least two different ways to interpret roundabout indications: 1/ where e.g. a right arrow on the lane indicates turn restrictions for the roundabout and the need to take this lane to exit the roundabout to the right (possibly skipping multiple exits) and 2/ where a right arrow just means this is a lane in a immediate right turn. Example: Australia marks lanes with arrows that seem to indicate "angles you can exit the roundabout from", for example, these two ways: - http://www.openstreetmap.org/way/320941710 - http://www.openstreetmap.org/way/42918021 Whereas Germany marks lanes with "directions you can travel in these lanes immediately after entering the roundabout": - http://www.openstreetmap.org/way/52578338 These two different interpretations of how to draw the arrows on the roads mean we have conflicting solutions to "which lanes can you use to take exit B from entry A" based on locality. Continuing to tag ways based on lane markings is no problem, but unfortunately, we can't reliably resolve good advice for navigation system users (like "use the inside lane to take the second exit at the roundabout"), there are too many situations that would generate bad instructions (instructions that tell users to go into a lane they shouldn't use).
2016-07-22 12:59:08 -04:00
Scenario: No Lanes for Roundabouts, see #2626
Given the node map
| | | a | | |
| | | b | | |
| | c | | g | h |
| | | | | |
| | d | | f | |
| | | e | | |
| x | | | | y |
And the ways
| nodes | turn:lanes:forward | highway | junction |
| ab | slight_right\|slight_right | primary | |
| bc | | primary | roundabout |
| cd | | primary | roundabout |
| de | | primary | roundabout |
| ef | | primary | roundabout |
| fg | slight_right | primary | roundabout |
| gb | | primary | roundabout |
| gh | | primary | |
| cx | | primary | |
| dx | | primary | |
| ey | | primary | |
| fy | | primary | |
When I route I should get
Remove lanes from roundabouts, closes #2626 After half a day of looking at the tagging and the data came to the following conclusion: We can't keep the user to the innermost / outermost lanes depending on the exit the route takes: we found situations where both heuristics were wrong. Even on popular roundabouts the tagging is often wrong or in the best case not present at all. There are at least two different ways to interpret roundabout indications: 1/ where e.g. a right arrow on the lane indicates turn restrictions for the roundabout and the need to take this lane to exit the roundabout to the right (possibly skipping multiple exits) and 2/ where a right arrow just means this is a lane in a immediate right turn. Example: Australia marks lanes with arrows that seem to indicate "angles you can exit the roundabout from", for example, these two ways: - http://www.openstreetmap.org/way/320941710 - http://www.openstreetmap.org/way/42918021 Whereas Germany marks lanes with "directions you can travel in these lanes immediately after entering the roundabout": - http://www.openstreetmap.org/way/52578338 These two different interpretations of how to draw the arrows on the roads mean we have conflicting solutions to "which lanes can you use to take exit B from entry A" based on locality. Continuing to tag ways based on lane markings is no problem, but unfortunately, we can't reliably resolve good advice for navigation system users (like "use the inside lane to take the second exit at the roundabout"), there are too many situations that would generate bad instructions (instructions that tell users to go into a lane they shouldn't use).
2016-07-22 12:59:08 -04:00
| waypoints | route | turns | lanes |
| a,h | ab,gh,gh | depart,roundabout-exit-5,arrive | ,, |
@anticipate
Remove lanes from roundabouts, closes #2626 After half a day of looking at the tagging and the data came to the following conclusion: We can't keep the user to the innermost / outermost lanes depending on the exit the route takes: we found situations where both heuristics were wrong. Even on popular roundabouts the tagging is often wrong or in the best case not present at all. There are at least two different ways to interpret roundabout indications: 1/ where e.g. a right arrow on the lane indicates turn restrictions for the roundabout and the need to take this lane to exit the roundabout to the right (possibly skipping multiple exits) and 2/ where a right arrow just means this is a lane in a immediate right turn. Example: Australia marks lanes with arrows that seem to indicate "angles you can exit the roundabout from", for example, these two ways: - http://www.openstreetmap.org/way/320941710 - http://www.openstreetmap.org/way/42918021 Whereas Germany marks lanes with "directions you can travel in these lanes immediately after entering the roundabout": - http://www.openstreetmap.org/way/52578338 These two different interpretations of how to draw the arrows on the roads mean we have conflicting solutions to "which lanes can you use to take exit B from entry A" based on locality. Continuing to tag ways based on lane markings is no problem, but unfortunately, we can't reliably resolve good advice for navigation system users (like "use the inside lane to take the second exit at the roundabout"), there are too many situations that would generate bad instructions (instructions that tell users to go into a lane they shouldn't use).
2016-07-22 12:59:08 -04:00
Scenario: No Lanes for Roundabouts, see #2626
Given the node map
| | | a | | |
| x | b | | d | y |
| | | c | | |
And the ways
| nodes | turn:lanes:forward | highway | junction | name |
| xb | slight_right\|slight_right | primary | | xb |
| dy | | primary | | dy |
| ab | | primary | roundabout | roundabout |
| bc | | primary | roundabout | roundabout |
| cd | left\|slight_right | primary | roundabout | roundabout |
| da | | primary | roundabout | roundabout |
When I route I should get
Remove lanes from roundabouts, closes #2626 After half a day of looking at the tagging and the data came to the following conclusion: We can't keep the user to the innermost / outermost lanes depending on the exit the route takes: we found situations where both heuristics were wrong. Even on popular roundabouts the tagging is often wrong or in the best case not present at all. There are at least two different ways to interpret roundabout indications: 1/ where e.g. a right arrow on the lane indicates turn restrictions for the roundabout and the need to take this lane to exit the roundabout to the right (possibly skipping multiple exits) and 2/ where a right arrow just means this is a lane in a immediate right turn. Example: Australia marks lanes with arrows that seem to indicate "angles you can exit the roundabout from", for example, these two ways: - http://www.openstreetmap.org/way/320941710 - http://www.openstreetmap.org/way/42918021 Whereas Germany marks lanes with "directions you can travel in these lanes immediately after entering the roundabout": - http://www.openstreetmap.org/way/52578338 These two different interpretations of how to draw the arrows on the roads mean we have conflicting solutions to "which lanes can you use to take exit B from entry A" based on locality. Continuing to tag ways based on lane markings is no problem, but unfortunately, we can't reliably resolve good advice for navigation system users (like "use the inside lane to take the second exit at the roundabout"), there are too many situations that would generate bad instructions (instructions that tell users to go into a lane they shouldn't use).
2016-07-22 12:59:08 -04:00
| waypoints | route | turns | lanes |
| x,y | xb,dy,dy | depart,roundabout-exit-1,arrive | ,, |
| x,c | xb,roundabout,roundabout | depart,roundabout-exit-undefined,arrive | ,, |
| x,a | xb,roundabout,roundabout | depart,roundabout-exit-undefined,arrive | ,, |
@anticipate
Scenario: No Lanes for Roundabouts, see #2626
Given the profile "lhs"
And the node map
| | | a | | |
| | | b | | |
| h | c | | g | |
| | | | | |
| | d | | f | |
| | | e | | |
| x | | | | y |
And the ways
| nodes | turn:lanes:forward | highway | junction |
| ab | slight_left\|slight_left | primary | |
| bg | | primary | roundabout |
| gf | | primary | roundabout |
| fe | | primary | roundabout |
| ed | | primary | roundabout |
| dc | slight_left | primary | roundabout |
| cb | | primary | roundabout |
| ch | | primary | |
| ex | | primary | |
| dx | | primary | |
| gy | | primary | |
| fy | | primary | |
When I route I should get
| waypoints | route | turns | lanes |
| a,h | ab,ch,ch | depart,roundabout-exit-5,arrive | ,, |
@anticipate
Remove lanes from roundabouts, closes #2626 After half a day of looking at the tagging and the data came to the following conclusion: We can't keep the user to the innermost / outermost lanes depending on the exit the route takes: we found situations where both heuristics were wrong. Even on popular roundabouts the tagging is often wrong or in the best case not present at all. There are at least two different ways to interpret roundabout indications: 1/ where e.g. a right arrow on the lane indicates turn restrictions for the roundabout and the need to take this lane to exit the roundabout to the right (possibly skipping multiple exits) and 2/ where a right arrow just means this is a lane in a immediate right turn. Example: Australia marks lanes with arrows that seem to indicate "angles you can exit the roundabout from", for example, these two ways: - http://www.openstreetmap.org/way/320941710 - http://www.openstreetmap.org/way/42918021 Whereas Germany marks lanes with "directions you can travel in these lanes immediately after entering the roundabout": - http://www.openstreetmap.org/way/52578338 These two different interpretations of how to draw the arrows on the roads mean we have conflicting solutions to "which lanes can you use to take exit B from entry A" based on locality. Continuing to tag ways based on lane markings is no problem, but unfortunately, we can't reliably resolve good advice for navigation system users (like "use the inside lane to take the second exit at the roundabout"), there are too many situations that would generate bad instructions (instructions that tell users to go into a lane they shouldn't use).
2016-07-22 12:59:08 -04:00
Scenario: No Lanes for Roundabouts, see #2626
Given the node map
| | | a | | |
| x | b | | d | y |
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| | | c | | |
And the ways
| nodes | turn:lanes:forward | highway | junction | name |
| xb | slight_right\|slight_right | primary | | xb |
| dy | | primary | | dy |
| ab | | primary | roundabout | roundabout |
| bc | | primary | roundabout | roundabout |
| cd | left\|slight_right | primary | roundabout | roundabout |
| da | | primary | roundabout | roundabout |
When I route I should get
Remove lanes from roundabouts, closes #2626 After half a day of looking at the tagging and the data came to the following conclusion: We can't keep the user to the innermost / outermost lanes depending on the exit the route takes: we found situations where both heuristics were wrong. Even on popular roundabouts the tagging is often wrong or in the best case not present at all. There are at least two different ways to interpret roundabout indications: 1/ where e.g. a right arrow on the lane indicates turn restrictions for the roundabout and the need to take this lane to exit the roundabout to the right (possibly skipping multiple exits) and 2/ where a right arrow just means this is a lane in a immediate right turn. Example: Australia marks lanes with arrows that seem to indicate "angles you can exit the roundabout from", for example, these two ways: - http://www.openstreetmap.org/way/320941710 - http://www.openstreetmap.org/way/42918021 Whereas Germany marks lanes with "directions you can travel in these lanes immediately after entering the roundabout": - http://www.openstreetmap.org/way/52578338 These two different interpretations of how to draw the arrows on the roads mean we have conflicting solutions to "which lanes can you use to take exit B from entry A" based on locality. Continuing to tag ways based on lane markings is no problem, but unfortunately, we can't reliably resolve good advice for navigation system users (like "use the inside lane to take the second exit at the roundabout"), there are too many situations that would generate bad instructions (instructions that tell users to go into a lane they shouldn't use).
2016-07-22 12:59:08 -04:00
| waypoints | route | turns | lanes |
| x,y | xb,dy,dy | depart,roundabout-exit-1,arrive | ,, |
| x,c | xb,roundabout,roundabout | depart,roundabout-exit-undefined,arrive | ,, |
| x,a | xb,roundabout,roundabout | depart,roundabout-exit-undefined,arrive | ,, |
@anticipate
Remove lanes from roundabouts, closes #2626 After half a day of looking at the tagging and the data came to the following conclusion: We can't keep the user to the innermost / outermost lanes depending on the exit the route takes: we found situations where both heuristics were wrong. Even on popular roundabouts the tagging is often wrong or in the best case not present at all. There are at least two different ways to interpret roundabout indications: 1/ where e.g. a right arrow on the lane indicates turn restrictions for the roundabout and the need to take this lane to exit the roundabout to the right (possibly skipping multiple exits) and 2/ where a right arrow just means this is a lane in a immediate right turn. Example: Australia marks lanes with arrows that seem to indicate "angles you can exit the roundabout from", for example, these two ways: - http://www.openstreetmap.org/way/320941710 - http://www.openstreetmap.org/way/42918021 Whereas Germany marks lanes with "directions you can travel in these lanes immediately after entering the roundabout": - http://www.openstreetmap.org/way/52578338 These two different interpretations of how to draw the arrows on the roads mean we have conflicting solutions to "which lanes can you use to take exit B from entry A" based on locality. Continuing to tag ways based on lane markings is no problem, but unfortunately, we can't reliably resolve good advice for navigation system users (like "use the inside lane to take the second exit at the roundabout"), there are too many situations that would generate bad instructions (instructions that tell users to go into a lane they shouldn't use).
2016-07-22 12:59:08 -04:00
Scenario: No Lanes for Roundabouts, see #2626
Given the node map
| a | b | | | x |
| | c | | | |
| d | | f | g | z |
| | e | | h | |
| | | | | |
| | y | | | |
And the ways
| nodes | turn:lanes:forward | highway | junction | name |
| ab | through\|right\|right\|right\|right | primary | | abx |
| bx | | primary | | abx |
| bc | right\|right\|right\|right | primary | | bc |
| cd | | primary | roundabout | cdefc |
| de | slight_left\|slight_left&slight_left\|slight_right | primary | roundabout | cdefc |
| ef | left\|slight_right\|slight_right | primary | roundabout | cdefc |
| fc | | primary | roundabout | cdefc |
| ey | | primary | | ey |
| fg | through\|right | primary | | fg |
| gz | | primary | | gz |
| gh | | primary | | gh |
When I route I should get
| waypoints | route | turns | lanes |
Remove lanes from roundabouts, closes #2626 After half a day of looking at the tagging and the data came to the following conclusion: We can't keep the user to the innermost / outermost lanes depending on the exit the route takes: we found situations where both heuristics were wrong. Even on popular roundabouts the tagging is often wrong or in the best case not present at all. There are at least two different ways to interpret roundabout indications: 1/ where e.g. a right arrow on the lane indicates turn restrictions for the roundabout and the need to take this lane to exit the roundabout to the right (possibly skipping multiple exits) and 2/ where a right arrow just means this is a lane in a immediate right turn. Example: Australia marks lanes with arrows that seem to indicate "angles you can exit the roundabout from", for example, these two ways: - http://www.openstreetmap.org/way/320941710 - http://www.openstreetmap.org/way/42918021 Whereas Germany marks lanes with "directions you can travel in these lanes immediately after entering the roundabout": - http://www.openstreetmap.org/way/52578338 These two different interpretations of how to draw the arrows on the roads mean we have conflicting solutions to "which lanes can you use to take exit B from entry A" based on locality. Continuing to tag ways based on lane markings is no problem, but unfortunately, we can't reliably resolve good advice for navigation system users (like "use the inside lane to take the second exit at the roundabout"), there are too many situations that would generate bad instructions (instructions that tell users to go into a lane they shouldn't use).
2016-07-22 12:59:08 -04:00
| a,h | abx,bc,fg,gh,gh | depart,turn right,cdefc-exit-2,turn right,arrive | ,straight:false right:false right:false right:false right:true,,straight:false right:true, |
2016-06-15 08:38:24 -04:00
@anticipate @bug @todo
2016-06-06 07:52:41 -04:00
Scenario: Tripple Right keeping Left
Given the node map
| a | | | | b | | i |
| | | | | | | |
| | | | | | | |
| f | | e | | | | g |
| | | | | | | |
| | | | | | | |
| | j | d | | c | | |
| | | | | h | | |
And the ways
| nodes | turn:lanes:forward | highway | name |
| abi | \|\|right\|right | primary | start |
| bch | \|\|right\|right | primary | first |
| cdj | \|\|right\|right | primary | second |
| de | left\|right\|right | secondary | third |
2016-06-06 07:52:41 -04:00
| feg | | tertiary | fourth |
When I route I should get
2016-06-15 08:38:24 -04:00
| waypoints | route | turns | lanes |
| a,f | start,first,second,third,fourth,fourth | depart,turn right,turn right,turn right,end of road left,arrive | ,none:false none:true right:false right:false,none:false none:true right:false right:false,none:false none:true right:false right:false,left:true right:false right:false, |
| a,g | start,first,second,third,fourth,fourth | depart,turn right,turn right,turn right,end of road right,arrive | ,none:false none:false right:true right:true,none:false none:false right:true right:true,none:false none:false right:true right:true,left:false right:true right:true, |
2016-06-06 07:52:41 -04:00
2016-06-15 08:38:24 -04:00
@anticipate @bug @todo
2016-06-06 07:52:41 -04:00
Scenario: Tripple Left keeping Right
Given the node map
| i | | b | | | | a |
| | | | | | | |
| | | | | | | |
| g | | | | e | | f |
| | | | | | | |
| | | | | | | |
| | | c | | d | j | |
| | | h | | | | |
And the ways
| nodes | turn:lanes:forward | highway | name |
| abi | left\|left\|\| | primary | start |
| bch | left\|left\|\| | primary | first |
| cdj | left\|left\|\| | primary | second |
| de | left\|left\|right | secondary | third |
2016-06-06 07:52:41 -04:00
| feg | | tertiary | fourth |
When I route I should get
2016-06-15 08:38:24 -04:00
| waypoints | route | turns | lanes |
| a,f | start,first,second,third,fourth,fourth | depart,turn left,turn left,turn left,end of road right,arrive | ,left:false left:false none:true none:false,left:false left:false none:true none:false,left:false left:false none:true none:false,left:false left:false right:true, |
| a,g | start,first,second,third,fourth,fourth | depart,turn left,turn left,turn left,end of road left,arrive | ,left:true left:true none:false none:false,left:true left:true none:false none:false,left:true left:true none:false none:false,left:true left:true right:false, |