/*public void OnDrawGizmos()
{
if (squareGrid == null) return;
for (var x = 0; x < squareGrid.Squares.GetLength(0); x++)
{
for (var y = 0; y < squareGrid.Squares.GetLength(1); y++)
{
Gizmos.color = (squareGrid.Squares[x, y].TopLeft.Active) ? Color.black : Color.white;
Gizmos.DrawCube(squareGrid.Squares[x, y].TopLeft.Position, Vector3.one * 0.4f);
Gizmos.color = (squareGrid.Squares[x, y].TopRight.Active) ? Color.black : Color.white;
Gizmos.DrawCube(squareGrid.Squares[x, y].TopRight.Position, Vector3.one * 0.4f);
Gizmos.color = (squareGrid.Squares[x, y].BottomLeft.Active) ? Color.black : Color.white;
Gizmos.DrawCube(squareGrid.Squares[x, y].BottomLeft.Position, Vector3.one * 0.4f);
Gizmos.color = (squareGrid.Squares[x, y].BottomRight.Active) ? Color.black : Color.white;
Gizmos.DrawCube(squareGrid.Squares[x, y].BottomRight.Position, Vector3.one * 0.4f);
Gizmos.color = Color.gray;
Gizmos.DrawCube(squareGrid.Squares[x, y].CenterTop.Position, Vector3.one * 0.15f);
Gizmos.DrawCube(squareGrid.Squares[x, y].CenterRight.Position, Vector3.one * 0.15f);
Gizmos.DrawCube(squareGrid.Squares[x, y].CenterBottom.Position, Vector3.one * 0.15f);
Gizmos.DrawCube(squareGrid.Squares[x, y].CenterLeft.Position, Vector3.one * 0.15f);
}
}
}*/
void TriangulateSquare(Square square)
{
switch (square.Configuration)
{
case 0:
break;
// 1 points:
case 1:
MeshFromPoints(square.CenterLeft, square.CenterBottom, square.BottomLeft);
break;
case 2:
MeshFromPoints(square.BottomRight, square.CenterBottom, square.CenterRight);
break;
case 4:
MeshFromPoints(square.TopRight, square.CenterRight, square.CenterTop);
break;
case 8:
MeshFromPoints(square.TopLeft, square.CenterTop, square.CenterLeft);
break;
// 2 points:
case 3:
MeshFromPoints(square.CenterRight, square.BottomRight, square.BottomLeft, square.CenterLeft);
break;
case 6:
MeshFromPoints(square.CenterTop, square.TopRight, square.BottomRight, square.CenterBottom);
break;
case 9:
MeshFromPoints(square.TopLeft, square.CenterTop, square.CenterBottom, square.BottomLeft);
break;
case 12:
MeshFromPoints(square.TopLeft, square.TopRight, square.CenterRight, square.CenterLeft);
break;
case 5:
MeshFromPoints(square.CenterTop, square.TopRight, square.CenterRight, square.CenterBottom, square.BottomLeft, square.CenterLeft);
break;
case 10:
MeshFromPoints(square.TopLeft, square.CenterTop, square.CenterRight, square.BottomRight, square.CenterBottom, square.CenterLeft);
break;
// 3 point:
case 7:
MeshFromPoints(square.CenterTop, square.TopRight, square.BottomRight, square.BottomLeft, square.CenterLeft);
break;
case 11:
MeshFromPoints(square.TopLeft, square.CenterTop, square.CenterRight, square.BottomRight, square.BottomLeft);
break;
case 13:
MeshFromPoints(square.TopLeft, square.TopRight, square.CenterRight, square.CenterBottom, square.BottomLeft);
break;
case 14:
MeshFromPoints(square.TopLeft, square.TopRight, square.BottomRight, square.CenterBottom, square.CenterLeft);
break;
// 4 point:
case 15:
MeshFromPoints(square.TopLeft, square.TopRight, square.BottomRight, square.BottomLeft);
checkedVertices.Add(square.TopLeft.VertexIndex);
checkedVertices.Add(square.TopRight.VertexIndex);
checkedVertices.Add(square.BottomRight.VertexIndex);
checkedVertices.Add(square.BottomLeft.VertexIndex);
break;
}
}
public SquareGrid(int[,] map, float squareSize)
{
var nodeCountX = map.GetLength(0);
var nodeCountY = map.GetLength(1);
var mapWidth = nodeCountX * squareSize;
var mapHeight = nodeCountY * squareSize;
var controlNodes = new ControlNode[nodeCountX, nodeCountY];
for (var x = 0; x < nodeCountX; x++)
{
for (var y = 0; y < nodeCountY; y++)
{
var pos = new Vector3(-mapWidth / 2 + x * squareSize + squareSize / 2, 0,
-mapHeight / 2 + y * squareSize + squareSize / 2);
controlNodes[x, y] = new ControlNode(pos, map[x, y] == 1, squareSize);
}
}
Squares = new Square[nodeCountX - 1, nodeCountY - 1];
for (var x = 0; x < nodeCountX - 1; x++)
{
for (var y = 0; y < nodeCountY - 1; y++)
{
Squares[x, y] = new Square(controlNodes[x, y + 1], controlNodes[x + 1, y + 1],
controlNodes[x, y], controlNodes[x + 1, y]);
}
}
}
public IMove GetMove(Square start, Square landing)
{
return(PossibleMoveList.FirstOrDefault(x => x.StartSquare.Equals(start) && x.LandingSquare.Equals(landing)));
}
public Move(Square start, Square end)
{
StartSquare = start;
LandingSquare = end;
}
private void GenerateMoveList()
{
HashSet <IMove> resp = new HashSet <IMove>();
for (int i = 0; i < 64; i++)
{
HashSet <Square> landingPositions = new HashSet <Square>();
Chessman chessman = Board[i];
if (chessman == null || chessman.Color != CurrentPlayer)
{
continue;
}
// Start calculate possible landing position, based on move patterns and pieces on board
int[] currentPosition = { i / 8 + 1, i % 8 + 1 };
if (chessman.Type == PieceType.Rook || chessman.Type == PieceType.Queen)
{
int[][] movePatterns = { new[] { 0, 1 }, new[] { 0, -1 }, new[] { 1, 0 }, new[] { -1, 0 } };
for (int j = 0; j < 4; j++)
{
var mvPtrn = movePatterns[j];
int[] evaluatedPosition = { 0, 0 };
evaluatedPosition[0] = currentPosition[0];
evaluatedPosition[1] = currentPosition[1];
while (true)
{
evaluatedPosition[0] = evaluatedPosition[0] + mvPtrn[0];
evaluatedPosition[1] = evaluatedPosition[1] + mvPtrn[1];
// out of board
if (!IsValidPosition(evaluatedPosition))
{
break;
}
var s = new Square(evaluatedPosition[0], evaluatedPosition[1]);
var occupant = this[s];
if (occupant == null ||
occupant.Color != CurrentPlayer && occupant.Type != PieceType.King)
{
landingPositions.Add(s);
}
if (occupant != null)
{
break;
}
}
}
}
if (chessman.Type == PieceType.Bishop || chessman.Type == PieceType.Queen)
{
int[][] movePatterns = { new[] { 1, 1 }, new[] { -1, -1 }, new[] { 1, -1 }, new[] { -1, 1 } };
for (int j = 0; j < 4; j++)
{
var mvPtrn = movePatterns[j];
int[] evaluatedPosition = { 0, 0 };
evaluatedPosition[0] = currentPosition[0];
evaluatedPosition[1] = currentPosition[1];
while (true)
{
evaluatedPosition[0] = evaluatedPosition[0] + mvPtrn[0];
evaluatedPosition[1] = evaluatedPosition[1] + mvPtrn[1];
// out of board
if (!IsValidPosition(evaluatedPosition))
{
break;
}
var s = new Square(evaluatedPosition[0], evaluatedPosition[1]);
var occupant = this[s];
if (occupant == null ||
occupant.Color != CurrentPlayer && occupant.Type != PieceType.King)
{
landingPositions.Add(s);
}
if (occupant != null)
{
break;
}
}
}
}
if (chessman.Type == PieceType.Knight)
{
int[][] movePatterns =
{
new[] { 2, 1 }, new[] { 2, -1 },
new[] { -2, 1 }, new[] { -2, -1 },
new[] { 1, 2 }, new[] { 1, -2 },
new[] { -1, 2 }, new[] { -1, -2 }
};
for (int j = 0; j < 8; j++)
{
var mvPtrn = movePatterns[j];
int[] evaluatedPosition = { 0, 0 };
evaluatedPosition[0] = currentPosition[0];
evaluatedPosition[1] = currentPosition[1];
evaluatedPosition[0] = evaluatedPosition[0] + mvPtrn[0];
evaluatedPosition[1] = evaluatedPosition[1] + mvPtrn[1];
if (!IsValidPosition(evaluatedPosition))
{
continue;
}
var s = new Square(evaluatedPosition[0], evaluatedPosition[1]);
var occupant = this[s];
if (occupant == null ||
occupant.Color != CurrentPlayer && occupant.Type != PieceType.King)
{
landingPositions.Add(s);
}
}
}
if (chessman.Type == PieceType.King)
{
int[][] movePatterns =
{
new[] { -1, -1 }, new[] { -1, 0 }, new[] { -1, 1 },
new[] { 0, -1 }, new[] { 0, 1 },
new[] { 1, -1 }, new[] { 1, 0 }, new[] { 1, 1 }
};
for (int j = 0; j < 8; j++)
{
var mvPtrn = movePatterns[j];
int[] evaluatedPosition = { 0, 0 };
evaluatedPosition[0] = currentPosition[0];
evaluatedPosition[1] = currentPosition[1];
evaluatedPosition[0] = evaluatedPosition[0] + mvPtrn[0];
evaluatedPosition[1] = evaluatedPosition[1] + mvPtrn[1];
if (!IsValidPosition(evaluatedPosition))
{
continue;
}
var s = new Square(evaluatedPosition[0], evaluatedPosition[1]);
var occupant = this[s];
if (occupant == null ||
occupant.Color != CurrentPlayer && occupant.Type != PieceType.King)
{
landingPositions.Add(s);
}
}
}
if (chessman.Type == PieceType.Pawn)
{
int[] evaluatedPosition = { 0, 0 };
evaluatedPosition[0] = currentPosition[0];
evaluatedPosition[1] = currentPosition[1];
if (chessman.Color == PlayerColor.Black)
{
evaluatedPosition[0] = evaluatedPosition[0] - 1;
}
else
{
evaluatedPosition[0] = evaluatedPosition[0] + 1;
}
if (!IsValidPosition(evaluatedPosition))
{
continue;
}
var s = new Square(evaluatedPosition[0], evaluatedPosition[1]);
var occupant = this[s];
if (occupant == null)
{
landingPositions.Add(s);
}
}
var mvs = landingPositions.Select(x => new Move(new Square(currentPosition[0], currentPosition[1]), x));
foreach (var move in mvs)
{
resp.Add(move);
}
}
PossibleMoveList = resp;
}
private void SetPiece(Square square, PieceType type, PlayerColor color)
{
var idx = (square.Row - 1) * 8 + square.Column - 1;
Board[idx] = new Chessman(type, color);
}
public bool CanMove(Square square)
{
// TODO : if "square" is empty, would CurrentPlayer's king be attacked ?
return(this[square] != null && this[square].Color == CurrentPlayer);
}