public double Eval(CheckersBoard board, int level, PieceColor playerColor)
{
{
double eval = 0;
for (int x = 0; x < board.Width; x++)
for (int y = 0; y < board.Height; y++)
{
var piece = board.GetPieceAt(x, y) as CheckersPiece;
if (piece != null)
{
if (piece.Color == playerColor)
{
if (piece is Pawn) eval += _ownPawnStrength;
else if (piece is Queen) eval += _ownQueenStrength;
}
else
{
if (piece is Pawn) eval -= _ownPawnStrength;
else if (piece is Queen) eval -= _ownQueenStrength;
}
}
}
return eval;
}
}
public double Eval(CheckersBoard board, int level, PieceColor playerColor)
{
{
double myval = 0;
double enemyval = 0;
for (int x = 0; x < board.Width; x++)
for (int y = 0; y < board.Height; y++)
{
CheckersPiece piece = board.GetPieceAt(x, y) as CheckersPiece;
if (piece != null)
{
int factor = (piece.Color == PieceColor.White) ? (7 - y) : (y);
if (piece.Color == playerColor)
{
if (piece is Pawn) myval += 100 + (factor * factor);
else
{
myval += 200;
if (y == 0)
{
if (x == 0) myval -= 40;
else myval -= 20;
}
else if (y == 7)
{
if (x == 7) myval -= 40;
else myval -= 20;
}
}
}
else
{
if (piece is Pawn) enemyval += 100 + (factor * factor);
else
{
enemyval += 200;
if (y == 0)
{
if (x == 0) enemyval -= 40;
else enemyval -= 20;
}
else if (y == 7)
{
if (x == 7) enemyval -= 40;
else enemyval -= 20;
}
}
}
}
}
if (enemyval == 0) return 100000 + level * level;
else if (myval == 0) return -100000 - level * level;
return (myval - enemyval);
}
}
public double Eval(CheckersBoard board, int level, PieceColor playerColor)
{
double eval = 0.0;
for (int x = 0; x < board.Width; x++)
for (int y = 0; y < board.Height; y++)
{
var piece = board.GetPieceAt(x, y) as CheckersPiece;
if (piece != null)
{
eval += GetPiecePoints(board,piece, playerColor);
}
}
return eval;
}
