void clearSet() { //bool forceClear
		int i;
		

		//bool doClear = forceClear;

		if (usingPoolId == -1) {
			
			if (isEntity) {
				usingPoolId = singleton->entityPool->requestPoolId(blockId,holderId);
				gpuRes = singleton->entityPool->holderPoolItems[usingPoolId];
			}
			else {
				usingPoolId = singleton->gpuPool->requestPoolId(blockId,holderId);
				gpuRes = singleton->gpuPool->holderPoolItems[usingPoolId];
			}
			

			readyForClear = true;
		}

		if (readyForClear) {
			readyForClear = false;
			
			for (i = 0; i < MAX_LAYERS; i++) {
				// clear fbo by binding it with auto flag
				singleton->bindFBODirect(gpuRes->getFBOS(i));
				singleton->unbindFBO();
			}
		}
		
	}