MagoManager.prototype.startRender = function(scene, isLastFrustum, frustumIdx, numFrustums) 
{
  if (!this.isCameraMoving && !this.mouseLeftDown && !this.mouseMiddleDown)
  {
  	////this.upDateSceneStateMatrices(this.sceneState);
  	this.upDateCamera(this.myCameraSCX);
  	this.doMultiFrustumCullingSmartTiles(this.myCameraSCX);
  }