void PreviewStore(Store store) { FloorPlan floorPlan = null; foreach (var layer in store.layers) { if ((FloorPlan)layer != null) { floorPlan = (FloorPlan)layer; break; } } if (floorPlan == null) { return; } const int size = 128; var preview = new Texture2D(size, size); preview.filterMode = FilterMode.Point; store.tiles = new Dictionary <Vector2Int, TileData>(); System.Random rnd; if (string.IsNullOrEmpty(store.StartingSeed)) { rnd = new System.Random(System.Environment.TickCount); } else { rnd = new System.Random(store.StartingSeed.GetHashCode()); } floorPlan.Apply(store, rnd); var tiles = floorPlan.GetTiles(); for (int x = 0; x < size; x++) { for (int y = 0; y < size; y++) { preview.SetPixel(x, y, Color.black); } } foreach (var tile in tiles) { preview.SetPixel(tile.x + (size / 2), tile.y + (size / 2), Color.green); } preview.Apply(); pic.normal.background = preview; }