changed CAnimatedMeshSceneNode to use the bounding box of its IAnimatedMesh...

changed CAnimatedMeshSceneNode to use the bounding box of its IAnimatedMesh instead of calling getMesh() and re-skinning. Tested with a few different mesh formats and couldn't see any obvious problems. IAnimatedMesh implementations are now responsible for keeping a maximum bounding box.

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@704 dfc29bdd-3216-0410-991c-e03cc46cb475

source/Irrlicht/CAnimatedMeshSceneNode.cpp

@@ -161,11 +161,7 @@ void CAnimatedMeshSceneNode::OnAnimate(u32 timeMs)
 
 	if ( Mesh )
 	{
-		scene::IMesh *m = Mesh->getMesh(CurrentFrameNr, 255, StartFrame, EndFrame);
-		if ( m )
-		{
-			Box = m->getBoundingBox();
-		}
+		Box = Mesh->getBoundingBox();
 	}
 
 	IAnimatedMeshSceneNode::OnAnimate ( timeMs );