/** {@inheritDoc} */
public void render(KMLTraversalContext tc, DrawContext dc) {
ColladaRoot root = this.getColladaRoot();
if (root != null) {
this.colladaTraversalContext.initialize();
root.render(this.colladaTraversalContext, dc);
}
}
/** {@inheritDoc} */
public void preRender(KMLTraversalContext tc, DrawContext dc) {
if (this.mustRetrieveResource()) this.requestResource(dc);
ColladaRoot root = this.getColladaRoot();
if (root != null) {
this.colladaTraversalContext.initialize();
root.preRender(this.colladaTraversalContext, dc);
}
}
/**
* Apply the model's position, orientation, and scale to a COLLADA root.
*
* @param root COLLADA root to configure.
*/
protected void configureColladaRoot(ColladaRoot root) {
root.setResourceResolver(this);
Position refPosition = this.model.getLocation().getPosition();
root.setPosition(refPosition);
root.setAltitudeMode(KMLUtil.convertAltitudeMode(this.model.getAltitudeMode()));
KMLOrientation orientation = this.model.getOrientation();
if (orientation != null) {
Double d = orientation.getHeading();
if (d != null) root.setHeading(Angle.fromDegrees(d));
d = orientation.getTilt();
if (d != null) root.setPitch(Angle.fromDegrees(-d));
d = orientation.getRoll();
if (d != null) root.setRoll(Angle.fromDegrees(-d));
}
KMLScale scale = this.model.getScale();
if (scale != null) {
Double x = scale.getX();
Double y = scale.getY();
Double z = scale.getZ();
Vec4 modelScale = new Vec4(x != null ? x : 1.0, y != null ? y : 1.0, z != null ? z : 1.0);
root.setModelScale(modelScale);
}
}
/**
* Initiates a retrieval of the model referenced by this placemark. Once the resource is retrieved
* and loaded, this calls <code>{@link #setColladaRoot(ColladaRoot)}</code> to specify this link's
* new network resource, and sends an <code>
* {@link gov.nasa.worldwind.avlist.AVKey#RETRIEVAL_STATE_SUCCESSFUL}</code> property change event
* to this link's property change listeners.
*
* <p>This does nothing if this <code>KMLNetworkLink</code> has no <code>KMLLink</code>.
*
* @param address the address of the resource to retrieve
*/
protected void retrieveModel(String address) throws IOException, XMLStreamException {
Object o = this.parent.getRoot().resolveReference(address);
if (o == null) return;
ColladaRoot root = ColladaRoot.createAndParse(o);
if (root == null) return;
this.setColladaRoot(root);
this.resourceRetrievalTime.set(System.currentTimeMillis());
this.parent.getRoot().requestRedraw();
}
