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LocationRenderer: keep the position for which the overlay is compiled

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Emux 2019-10-29 09:57:41 +02:00
parent 97332e3e73
commit d81eb3d706
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GPG Key ID: 64ED9980896038C3
1 changed files with 13 additions and 0 deletions
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vtm/src/org/oscim/renderer/LocationRenderer.java
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@ -21,6 +21,7 @@ package org.oscim.renderer;
import org.oscim.backend.CanvasAdapter;
import org.oscim.backend.GL;
import org.oscim.core.Box;
import org.oscim.core.MapPosition;
import org.oscim.core.Point;
import org.oscim.core.Tile;
import org.oscim.layers.Layer;
@ -43,6 +44,13 @@ public class LocationRenderer extends LayerRenderer {
private final Layer mLayer;
protected final float mScale;
/**
* Use mMapPosition.copy(position) to keep the position for which
* the Overlay is *compiled*. NOTE: required by setMatrix utility
* functions to draw this layer fixed to the map
*/
protected MapPosition mMapPosition;
private String mShaderFile;
protected int mShaderProgram;
private int hVertexPosition;
@ -81,6 +89,8 @@ public class LocationRenderer extends LayerRenderer {
mMap = map;
mLayer = layer;
mScale = scale;
mMapPosition = new MapPosition();
}
public void setAnimate(boolean animate) {
@ -216,6 +226,9 @@ public class LocationRenderer extends LayerRenderer {
// set location indicator position
v.fromScreenPoint(x, y, mIndicatorPosition);
mMapPosition.copy(v.pos);
mMapPosition.bearing = -mMapPosition.bearing;
}
@Override