diff options
Diffstat (limited to 'platform/ios/src/MGLFaux3DUserLocationAnnotationView.m')
| -rw-r--r-- | platform/ios/src/MGLFaux3DUserLocationAnnotationView.m | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/platform/ios/src/MGLFaux3DUserLocationAnnotationView.m b/platform/ios/src/MGLFaux3DUserLocationAnnotationView.m index 6db9c0db10..5f67f24f4e 100644 --- a/platform/ios/src/MGLFaux3DUserLocationAnnotationView.m +++ b/platform/ios/src/MGLFaux3DUserLocationAnnotationView.m @@ -460,11 +460,8 @@ const CGFloat MGLUserLocationAnnotationArrowSize = MGLUserLocationAnnotationPuck - (CGFloat)calculateAccuracyRingSize { - CGFloat latitudeRadians = MGLRadiansFromDegrees(self.userLocation.coordinate.latitude); - CGFloat metersPerPoint = [self.mapView metersPerPointAtLatitude:self.userLocation.coordinate.latitude]; - CGFloat pixelRadius = self.userLocation.location.horizontalAccuracy / cos(latitudeRadians) / metersPerPoint; - - return pixelRadius * 2.0; + // diameter in screen points + return self.userLocation.location.horizontalAccuracy / [self.mapView metersPerPointAtLatitude:self.userLocation.coordinate.latitude] * 2.0; } - (UIImage *)headingIndicatorTintedGradientImage |