public IMove EvaluatePosition()
{
CheckersMove move = new CheckersMove(null, false, this.currentPlayer.GetPlayerID());
if (this.gameOver)
{
if (currentPlayer.GetPlayerID() == Winner)
{
move.SetMoveScore(double.MaxValue );
}
else
{
move.SetMoveScore(double.MinValue);
}
return move as IMove;
}
double finalScore = 0;
if (currentPlayer.GetPlayerID() == 1)
{
finalScore = this.whitePieceCount * this.weights[0] + this.whiteKingcount * this.weights[1]
- this.blackKingCount * this.weights[1] - this.blackPieceCount * this.weights[0];
finalScore += (whiteSidePieces - blackSidePieces) * this.weights[2];
if (whitePieceCount > 0)
finalScore += (-whiteKingBlocked) * weights[3];
if (blackPieceCount > 0)
finalScore += (blackKingBlocked) * weights[3];
finalScore += (-whiteDogHole) * weights[4];
finalScore += (blackDogHole) * weights[4];
finalScore += this.legalMoves.Count * weights[5];
finalScore += weights[6];
finalScore += -trappedWhiteKing * weights[7];
finalScore += trappedBlackKing * weights[7];
finalScore += -whiteDustHole * weights[8];
finalScore += blackDustHole * weights[8];
finalScore += whiteKingCentered * weights[9];
finalScore += -blackKingCentered * weights[9];
finalScore += whitePieceCentered * weights[10];
finalScore += -blackPieceCentered * weights[10];
move.SetMoveScore(finalScore);
}
else
{
finalScore = -this.whitePieceCount * this.weights[0] - this.whiteKingcount * this.weights[1]
+ this.blackKingCount * this.weights[1] + this.blackPieceCount * this.weights[0];
finalScore += (blackSidePieces - whiteSidePieces) * this.weights[2];
if (whitePieceCount > 0)
finalScore += (whiteKingBlocked) * weights[3];
if (blackPieceCount > 0)
finalScore += (-blackKingBlocked) * weights[3];
finalScore += (whiteDogHole) * weights[4];
finalScore += (-blackDogHole) * weights[4];
finalScore += this.legalMoves.Count * weights[5];
finalScore += weights[6];
finalScore += trappedWhiteKing * weights[7];
finalScore += -trappedBlackKing * weights[7];
finalScore += whiteDustHole * weights[8];
finalScore += -blackDustHole * weights[8];
finalScore += -whiteKingCentered * weights[9];
finalScore += blackKingCentered * weights[9];
finalScore += -whitePieceCentered * weights[10];
finalScore += blackPieceCentered * weights[10];
move.SetMoveScore(finalScore);
}
return move as IMove;
}
