public bool isCurrentPieceMovable(Vector2 coords)
{
bool[] visited = new bool[16];
bool res = true;
Tetrimino tmp = TetrisConsole.Model.Tetriminos.DeepCloner.Clone(t);
tmp.coords = coords;
SweapPiecePosition();
FloodFill(tmp, tmp.pivot, tmp.colors, visited, ref res);
PrintPiece();
return(res);
}
public void FloodFill(Tetrimino t, Vector2 pivot, int target, int color, bool[] visited)
{
if (pivot.X < 0 || pivot.X > t.Size - 1 || pivot.Y < 0 || pivot.Y > t.Size - 1 || visited[(int)(pivot.X + pivot.Y * t.Size)] || t.grid[(int)(pivot.X + pivot.Y * t.Size)] != target)
{
return;
}
visited[(int)(pivot.X + pivot.Y * t.Size)] = true;
pField[(int)(t.coords.X + pivot.X + (t.coords.Y + pivot.Y) * (nFieldWidth + 2))] = color;
FloodFill(t, new Vector2(pivot.X, pivot.Y + 1), target, color, visited); //NORTH
FloodFill(t, new Vector2(pivot.X, pivot.Y - 1), target, color, visited); //SOUTH
FloodFill(t, new Vector2(pivot.X + 1, pivot.Y), target, color, visited); //EAST
FloodFill(t, new Vector2(pivot.X - 1, pivot.Y), target, color, visited); //WEST
}
public bool isCurrentPieceRotable()
{
bool[] visited = new bool[t.Size * t.Size];
bool res = true;
int rotate = 1;
SweapPiecePosition();
bool continu = true;
Tetrimino tmp = TetrisConsole.Model.Tetriminos.DeepCloner.Clone(t);
while (continu && rotate < 4)
{
tmp.Rotate();
FloodFill(tmp, tmp.pivot, tmp.colors, visited, ref res);
rotate++;
continu = !res;
}
PrintPiece();
return(res);
}
public void FloodFill(Tetrimino t, Vector2 pivot, int target, bool[] visited, ref bool collide)
{
if (pivot.X < 0 || pivot.X > t.Size - 1 || pivot.Y < 0 || pivot.Y > t.Size - 1 || visited[(int)(pivot.X + pivot.Y * t.Size)] || t.grid[(int)(pivot.X + pivot.Y * t.Size)] != target)
{
return;
}
visited[(int)(pivot.X + pivot.Y * t.Size)] = true;
if (t.coords.X < -1 ||
t.coords.Y < -1 ||
t.coords.X > nFieldWidth + 2 - t.Size ||
t.coords.Y > nFieldHeight + 2 - t.Size ||
pField[(int)(t.coords.X + pivot.X + (t.coords.Y + pivot.Y) * (nFieldWidth + 2))] != 0)
{
collide = false;
return;
}
FloodFill(t, new Vector2(pivot.X, pivot.Y + 1), target, visited, ref collide); //NORTH
FloodFill(t, new Vector2(pivot.X, pivot.Y - 1), target, visited, ref collide); //SOUTH
FloodFill(t, new Vector2(pivot.X + 1, pivot.Y), target, visited, ref collide); //EAST
FloodFill(t, new Vector2(pivot.X - 1, pivot.Y), target, visited, ref collide); //WEST
}