/**
* Transform the input bound by the current LocalToVWorld, this one overwrite the one defined in
* NodeRetained since for TransformGroup, it has to use currentChildLocalToVworld instead of
* currentLocalToVworld
*/
void transformBounds(SceneGraphPath path, Bounds bound) {
if (!((NodeRetained) path.item.retained).inSharedGroup) {
bound.transform(getCurrentChildLocalToVworld());
} else {
HashKey key = new HashKey("");
path.getHashKey(key);
bound.transform(getCurrentChildLocalToVworld(key));
}
}
void computeCombineBounds(Bounds bounds) {
// Issue 514 : NPE in Wonderland : triggered in cached bounds computation
if (validCachedBounds && boundsAutoCompute) {
Bounds b = (Bounds) cachedBounds.clone();
// Should this be lock too ? ( MT safe ? )
// Thoughts :
// Make a temp copy with lock : transform.getWithLock(trans);, but this will cause gc ...
synchronized (transform) {
b.transform(transform);
}
bounds.combine(b);
return;
}
NodeRetained child;
// issue 544
Bounds boundingObject = null;
if (VirtualUniverse.mc.useBoxForGroupBounds) {
boundingObject = new BoundingBox((Bounds) null);
} else {
boundingObject = new BoundingSphere();
((BoundingSphere) boundingObject).setRadius(-1.0);
}
if (boundsAutoCompute) {
for (int i = children.size() - 1; i >= 0; i--) {
child = (NodeRetained) children.get(i);
if (child != null) child.computeCombineBounds(boundingObject);
}
if (VirtualUniverse.mc.cacheAutoComputedBounds) {
cachedBounds = (Bounds) boundingObject.clone();
}
} else {
// Should this be lock too ? ( MT safe ? )
synchronized (localBounds) {
boundingObject.set(localBounds);
}
}
// Should this be lock too ? ( MT safe ? )
// Thoughts :
// Make a temp copy with lock : transform.getWithLock(trans);, but this will cause gc ...
synchronized (transform) {
boundingObject.transform(transform);
}
bounds.combine(boundingObject);
}