public int GetCellLayer(SpriteRenderer sr) { Vector2?cellNullable = GridUtils.FindInDimensions(gridCellsInLayers, sr.sprite); Vector2 cellCoalesced = new Vector2(cellNullable.GetValueOrDefault().x, cellNullable.GetValueOrDefault().y); int layerIndex = (int)cellCoalesced.x; return(layerIndex); }