Fix matrix update

src/three/TilesRenderer.js

@@ -529,6 +529,7 @@ export class TilesRenderer extends TilesRendererBase {
 
 			}
 
+			scene.updateMatrix();
 			scene.matrix.premultiply( cachedTransform );
 			scene.matrix.decompose( scene.position, scene.quaternion, scene.scale );
 			scene.traverse( c => {