public void ResetGame()
{
Tetromino.ResetStats();
Board = new Board(new Vector2(180, 32));
Score = 0;
LinesCleared = 0;
Level = 0;
GameSpeed = CalculateGameSpeed(Level);
StatPieces = Tetromino.PieceList();
Piece = Tetromino.NextPiece();
GhostPiece = Piece.Tracer();
PreviewPiece = Tetromino.NextPiece();
HeldPiece = null;
TempPiece = null;
CanSwapHeldPiece = true;
State = GameState.Paused;
}
/* Create a tracer tetromino that only has the current rotation state copied into it */
public Tetromino Tracer()
{
List<List<GridPosition>> BlockList = new List<List<GridPosition>>();
List<GridPosition> Blocks = new List<GridPosition>();
// Clone
foreach(GridPosition Block in this.BlockPositions[this.RotationState]) {
Blocks.Add(new GridPosition(Block.X, Block.Y, Color.White * 0.25f));
}
BlockList.Add(Blocks);
Tetromino Ghost = new Tetromino(BlockList);
Ghost.Position(this.BoardPosition);
return Ghost;
}
private void SwapHeldPiece()
{
TempPiece = Piece;
if (HeldPiece != null)
{
Piece = HeldPiece;
}
else
{
Piece = PreviewPiece;
PreviewPiece = Tetromino.NextPiece();
}
HeldPiece = TempPiece;
HeldPiece.ResetPiece();
}
private void StepGameLogic()
{
bool FastFall = Piece.FastFalling();
Ticks++;
// Gravity only happens some of the time
if (Ticks % GameSpeed == 0 || FastFall)
{
Piece.March();
Ticks = 0;
// Reward dropping based on position
if (FastFall)
{
Score++;
}
}
// If piece collides with the board
if (Board.Collides(Piece.Blocks()))
{
Piece.Retreat();
Board.Consume(Piece.Blocks());
BlockLock.Play();
Piece = PreviewPiece;
PreviewPiece = Tetromino.NextPiece();
CanSwapHeldPiece = true;
switch (Board.RemoveCompletedLines())
{
case 4:
Score += 1200 * (Level + 1);
LinesCleared += 4;
LineRemoval.Play();
break;
case 3:
Score += 300 * (Level + 1);
LinesCleared += 3;
LineRemoval.Play();
break;
case 2:
Score += 100 * (Level + 1);
LinesCleared += 2;
LineRemoval.Play();
break;
case 1:
Score += 40 * (Level + 1);
LinesCleared += 1;
LineRemoval.Play();
break;
default:
case 0:
break;
}
}
// Look for change in level
if (Math.Floor((decimal)(LinesCleared / 10)) != Level)
{
Level++;
GameSpeed = CalculateGameSpeed(Level);
}
// Update the ghost piece
GhostPiece = Piece.Tracer();
while(!Board.Collides(GhostPiece.Blocks())) {
GhostPiece.March();
}
GhostPiece.Retreat();
}
