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This commit is contained in:
Victor Shcherb 2021-01-23 14:27:01 +01:00
parent 6906b04a53
commit 9072c97300
1 changed files with 6 additions and 0 deletions
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6
OsmAnd-java/src/main/java/net/osmand/router/RouteResultPreparation.java
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@ -1216,6 +1216,12 @@ public class RouteResultPreparation {
TurnType t = TurnType.getExitTurn(exit, 0, leftSide);
// usually covers more than expected
float turnAngleBasedOnOutRoads = (float) MapUtils.degreesDiff(last.getBearingBegin(), prev.getBearingEnd());
// Angle based on circle method tries
// 1. to calculate antinormal to roundabout circle on roundabout entrance and
// 2. normal to roundabout circle on roundabout exit
// 3. calculate angle difference
// This method doesn't work if you go from S to N touching only 1 point of roundabout,
// but it is very important to identify very sharp or very large angle to understand did you pass whole roundabout or small entrance
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