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Location renderer improvements #321

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This commit is contained in:
Emux
2017-03-05 17:17:16 +02:00
parent e0c02a83d0
commit 6461d39357
2 changed files with 16 additions and 9 deletions
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18
vtm/src/org/oscim/renderer/LocationRenderer.java
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@@ -226,15 +226,12 @@ public class LocationRenderer extends LayerRenderer {
gl.uniform1f(hPhase, 1);
}
if (viewShed && mLocationIsVisible && mCallback != null) {
if (viewShed && mLocationIsVisible && mCallback != null && mCallback.hasRotation()) {
float rotation = mCallback.getRotation();
if (rotation != 0) {
rotation -= 90;
gl.uniform2f(hDirection,
(float) Math.cos(Math.toRadians(rotation)),
(float) Math.sin(Math.toRadians(rotation)));
} else
gl.uniform2f(hDirection, 0, 0);
rotation -= 90;
gl.uniform2f(hDirection,
(float) Math.cos(Math.toRadians(rotation)),
(float) Math.sin(Math.toRadians(rotation)));
} else
gl.uniform2f(hDirection, 0, 0);
@@ -257,6 +254,11 @@ public class LocationRenderer extends LayerRenderer {
}
public interface Callback {
/**
* Usually true, can be used with e.g. Android Location.hasBearing().
*/
boolean hasRotation();
float getRotation();
}
}