public int getInteractiveObjectUid(int z, int x, int y) {
		GroundTile groundTile = groundTiles[z][x][y];
		if (groundTile == null) {
			return 0;
		}
		for (int l = 0; l < groundTile.anInt1317; l++) {
			InteractiveObject interactiveObject = groundTile.interactiveObjects[l];
			if ((interactiveObject.uid >> 29 & 3) == 2 && interactiveObject.x == x && interactiveObject.y == y) {
				return interactiveObject.uid;
			}
		}
		return 0;
	}