public void StartPreview(Piece piece)
{
previewParent.DestroyAllChildren();
currentPiece = piece;
previewParts = new Transform[piece.parts.Length];
MaterialPropertyBlock block = new MaterialPropertyBlock();
for (int i = 0; i < previewParts.Length; ++i)
{
previewParts[i] = Instantiate(piece.parts[i].gameObject, previewParent).transform;
Renderer partRenderer = previewParts[i].GetComponent <Renderer>();
partRenderer.GetPropertyBlock(block);
block.SetColor(Color, ColorController.GetPiecePreviewColor(piece.id));
partRenderer.SetPropertyBlock(block);
}
isPreviewing = true;
}