/// <summary>
/// Creates a new Occupied array based on if a mino is dropped
/// All params are optional, if any aren't used then the current mino/occupied is used
/// </summary>
/// <param name="position">Position to drop from, if null use current mino position</param>
/// <param name="rotation">Rotation to drop from, if null use current mino rotation</param>
/// <param name="type">Block to drop, if null use current mino block</param>
/// <param name="occupied">Result from previous call, if null use board array</param>
/// <returns></returns>
public bool[,] TestDrop(Point position = null, Tetris.Rotation? rotation = null, MinoType type = null, bool[,] occupied = null)
{
if (position == null)
{
position = game.CurrentBlock.Position;
}
if (rotation == null)
{
rotation = game.CurrentBlock.Rotation;
}
if (type == null)
{
type = game.CurrentBlock.BlockType;
}
if (occupied == null)
{
occupied = Board.Occupied;
}
occupied = (bool[, ])occupied.Clone();
while (IsValidPlacement(occupied, Mino.GetBlockLocations(type, position, (int)rotation)))
{
position.y++;
}
position.y--;
if (IsValidPlacement(occupied, Mino.GetBlockLocations(type, position, (int)rotation)))
{
foreach (Point p in Mino.GetBlockLocations(type, position, (int)rotation))
{
if (p.y >= 0)
{
occupied[p.y, p.x] = true;
}
}
}
return(occupied);
}