private static void SetMovesWhitePawn()
{
for (byte index = 8; index <= 55; index++)
{
PieceMoveSet moveset = new PieceMoveSet(new List <byte> ());
byte x = (byte)(index % 8);
byte y = (byte)(index / 8);
// Diagonal: can move if capturing
if (x < 7 && y > 0)
{
moveset.Moves.Add((byte)(index - 8 + 1));
}
if (x > 0 && y > 0)
{
moveset.Moves.Add((byte)(index - 8 - 1));
}
// Move one space forward
moveset.Moves.Add((byte)(index - 8));
// If the pawn is in its starting position, it can jump 2
if (y == 6)
{
moveset.Moves.Add((byte)(index - 16));
}
MoveArrays.WhitePawnMoves [index] = moveset;
}
}
private static void SetMovesKing()
{
for (byte y = 0; y < 8; y++)
{
for (byte x = 0; x < 8; x++)
{
byte index = (byte)(y + (x * 8));
PieceMoveSet moveset = new PieceMoveSet(new List <byte> ());
byte move;
byte row = x;
byte col = y;
// South
if (row < 7)
{
row++;
move = Position(col, row);
moveset.Moves.Add(move);
}
row = x;
col = y;
// North
if (row > 0)
{
row--;
move = Position(col, row);
moveset.Moves.Add(move);
}
row = x;
col = y;
// West
if (col > 0)
{
col--;
move = Position(col, row);
moveset.Moves.Add(move);
}
row = x;
col = y;
// East
if (col < 7)
{
col++;
move = Position(col, row);
moveset.Moves.Add(move);
}
row = x;
col = y;
// Southeast
if (row < 7 && col < 7)
{
row++;
col++;
move = Position(col, row);
moveset.Moves.Add(move);
}
row = x;
col = y;
// Southwest
if (row < 7 && col > 0)
{
row++;
col--;
move = Position(col, row);
moveset.Moves.Add(move);
}
row = x;
col = y;
// Northeast
if (row > 0 && col < 7)
{
row--;
col++;
move = Position(col, row);
moveset.Moves.Add(move);
}
row = x;
col = y;
// Northwest
if (row > 0 && col > 0)
{
row--;
col--;
move = Position(col, row);
moveset.Moves.Add(move);
}
MoveArrays.KingMoves [index] = moveset;
}
}
}
private static void SetMovesRook()
{
for (byte y = 0; y < 8; y++)
{
for (byte x = 0; x < 8; x++)
{
byte index = (byte)(y + (x * 8));
PieceMoveSet moveset = new PieceMoveSet(new List <byte> ());
byte move;
byte row = x;
byte col = y;
// South
while (row < 7)
{
row++;
move = Position(col, row);
moveset.Moves.Add(move);
}
MoveArrays.RookMoves1 [index] = moveset;
moveset = new PieceMoveSet(new List <byte> ());
row = x;
col = y;
// North
while (row > 0)
{
row--;
move = Position(col, row);
moveset.Moves.Add(move);
}
MoveArrays.RookMoves2 [index] = moveset;
moveset = new PieceMoveSet(new List <byte> ());
row = x;
col = y;
// West
while (col > 0)
{
col--;
move = Position(col, row);
moveset.Moves.Add(move);
}
MoveArrays.RookMoves3 [index] = moveset;
moveset = new PieceMoveSet(new List <byte> ());
row = x;
col = y;
// East
while (col < 7)
{
col++;
move = Position(col, row);
moveset.Moves.Add(move);
}
MoveArrays.RookMoves4 [index] = moveset;
moveset = new PieceMoveSet(new List <byte> ());
}
}
}
private static void SetMovesBishop()
{
for (byte y = 0; y < 8; y++)
{
for (byte x = 0; x < 8; x++)
{
byte index = (byte)(y + (x * 8));
PieceMoveSet moveset = new PieceMoveSet(new List <byte> ());
byte move;
byte row = x;
byte col = y;
// Diagonally southeast
while (row < 7 && col < 7)
{
row++;
col++;
move = Position(col, row);
moveset.Moves.Add(move);
}
MoveArrays.BishopMoves1 [index] = moveset;
moveset = new PieceMoveSet(new List <byte> ());
row = x;
col = y;
// Diagonally southwest
while (row < 7 && col > 0)
{
row++;
col--;
move = Position(col, row);
moveset.Moves.Add(move);
}
MoveArrays.BishopMoves2 [index] = moveset;
moveset = new PieceMoveSet(new List <byte> ());
row = x;
col = y;
// Diagonally northeast
while (row > 0 && col < 7)
{
row--;
col++;
move = Position(col, row);
moveset.Moves.Add(move);
}
MoveArrays.BishopMoves3 [index] = moveset;
moveset = new PieceMoveSet(new List <byte> ());
row = x;
col = y;
// Diagonally northwest
while (row > 0 && col > 0)
{
row--;
col--;
move = Position(col, row);
moveset.Moves.Add(move);
}
MoveArrays.BishopMoves4 [index] = moveset;
}
}
}
private static void SetMovesKnight()
{
for (byte y = 0; y < 8; y++)
{
for (byte x = 0; x < 8; x++)
{
byte index = (byte)(y + (x * 8));
PieceMoveSet moveset = new PieceMoveSet(new List <byte> ());
byte move;
if (y < 6 && x > 0)
{
move = Position((byte)(y + 2), (byte)(x - 1));
if (move < 64)
{
moveset.Moves.Add(move);
}
}
if (y > 1 && x < 7)
{
move = Position((byte)(y - 2), (byte)(x + 1));
if (move < 64)
{
moveset.Moves.Add(move);
}
}
if (y > 1 && x > 0)
{
move = Position((byte)(y - 2), (byte)(x - 1));
if (move < 64)
{
moveset.Moves.Add(move);
}
}
if (y < 6 && x < 7)
{
move = Position((byte)(y + 2), (byte)(x + 1));
if (move < 64)
{
moveset.Moves.Add(move);
}
}
if (y > 0 && x < 6)
{
move = Position((byte)(y - 1), (byte)(x + 2));
if (move < 64)
{
moveset.Moves.Add(move);
}
}
if (y < 7 && x > 1)
{
move = Position((byte)(y + 1), (byte)(x - 2));
if (move < 64)
{
moveset.Moves.Add(move);
}
}
if (y > 0 && x > 1)
{
move = Position((byte)(y - 1), (byte)(x - 2));
if (move < 64)
{
moveset.Moves.Add(move);
}
}
if (y < 7 && x < 6)
{
move = Position((byte)(y + 1), (byte)(x + 2));
if (move < 64)
{
moveset.Moves.Add(move);
}
}
MoveArrays.KnightMoves [index] = moveset;
}
}
}