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fix bug cause roundabout based on circle is completely incorrect

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This commit is contained in:
Victor Shcherb 2021-01-21 17:55:43 +01:00
parent 97e6395def
commit d7828b4bf0
1 changed files with 10 additions and 1 deletions
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11
OsmAnd-java/src/main/java/net/osmand/router/RouteResultPreparation.java
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@ -1187,11 +1187,14 @@ public class RouteResultPreparation {
RouteSegmentResult rr) {
int exit = 1;
RouteSegmentResult last = rr;
RouteSegmentResult firstRoundabout = rr;
RouteSegmentResult lastRoundabout = rr;
for (int j = i; j < result.size(); j++) {
RouteSegmentResult rnext = result.get(j);
last = rnext;
if (rnext.getObject().roundabout()) {
lastRoundabout = rnext;
boolean plus = rnext.getStartPointIndex() < rnext.getEndPointIndex();
int k = rnext.getStartPointIndex();
if (j == i) {
@ -1213,7 +1216,13 @@ public class RouteResultPreparation {
TurnType t = TurnType.getExitTurn(exit, 0, leftSide);
// usually covers more than expected
float turnAngleBasedOnOutRoads = (float) MapUtils.degreesDiff(last.getBearingBegin(), prev.getBearingEnd());
t.setTurnAngle(turnAngleBasedOnOutRoads) ;
float turnAngleBasedOnCircle = (float) -MapUtils.degreesDiff(firstRoundabout.getBearingBegin(), lastRoundabout.getBearingEnd() + 180);
if (Math.abs(turnAngleBasedOnOutRoads) > 120) {
// correctly identify if angle is +- 180, so we approach from left or right side
t.setTurnAngle(turnAngleBasedOnCircle) ;
} else {
t.setTurnAngle(turnAngleBasedOnOutRoads) ;
}
return t;
}