/**
* Causes resources used by the World Window to be freed. The World Window cannot be used once
* this method is called. An OpenGL context for the window must be current.
*/
public void shutdown() {
WorldWind.getDataFileStore().removePropertyChangeListener(this);
if (this.inputHandler != null) {
this.inputHandler.dispose();
this.inputHandler = new NoOpInputHandler();
}
// Clear the texture cache
if (this.getGpuResourceCache() != null) this.getGpuResourceCache().clear();
// Dispose all the layers // TODO: Need per-window dispose for layers
if (this.getModel() != null && this.getModel().getLayers() != null) {
for (Layer layer : this.getModel().getLayers()) {
try {
layer.dispose();
} catch (Exception e) {
Logging.logger()
.log(
java.util.logging.Level.SEVERE,
Logging.getMessage("WorldWindowGLCanvas.ExceptionWhileShuttingDownWorldWindow"),
e);
}
}
}
SceneController sc = this.getSceneController();
if (sc != null) sc.dispose();
}
protected Vec4 getSurfacePoint(LatLon latlon, double elevation) {
Vec4 point = null;
SceneController sc = this.getApp().getWwd().getSceneController();
Globe globe = this.getApp().getWwd().getModel().getGlobe();
if (sc.getTerrain() != null) {
point =
sc.getTerrain()
.getSurfacePoint(
latlon.getLatitude(),
latlon.getLongitude(),
elevation * sc.getVerticalExaggeration());
}
if (point == null) {
double e = globe.getElevation(latlon.getLatitude(), latlon.getLongitude());
point =
globe.computePointFromPosition(
latlon.getLatitude(),
latlon.getLongitude(),
(e + elevation) * sc.getVerticalExaggeration());
}
return point;
}
protected Vec4 getPoint(LatLon latlon, double elevation) {
SceneController sc = this.getApp().getWwd().getSceneController();
Globe globe = this.getApp().getWwd().getModel().getGlobe();
double e = globe.getElevation(latlon.getLatitude(), latlon.getLongitude());
return globe.computePointFromPosition(
latlon.getLatitude(),
latlon.getLongitude(),
(e + elevation) * sc.getVerticalExaggeration());
}
public void setSceneController(SceneController sc) {
if (sc != null && this.getSceneController() != null) {
sc.setGpuResourceCache(this.sceneController.getGpuResourceCache());
}
this.sceneController = sc;
}