private TangramPiece[] PickPieces(TangramGrid grid) { List <TangramPiece> chosenPieces = new List <TangramPiece>(); List <TangramPiece> possiblePieces = new List <TangramPiece>(); possiblePieces.AddRange(PiecePrefabs); foreach (TangramShape shape in grid.Cells) { TangramPiece piece = possiblePieces.Where(x => x.Shape == shape).RandomPick(); possiblePieces.Remove(piece); chosenPieces.Add(piece); piece.Load(); } return(chosenPieces.ToArray()); }