public void ChangeEvaluator(Evaluator evaluator)
{
// call, if the evaluator is changed mid-games. Might give problems with TakeBack() !
// change the evaluator of other classes.
SetupClassDependency();
// reset the static and material & postional score
for (int color = 0; color < Const.NrColors; color++)
{
int material = 0;
int positional = 0;
for (int pieceType = 0; pieceType < Const.NrPieceTypes; pieceType++)
{
material += board.NrPieces[color, pieceType] * evaluator.PieceValues[pieceType];
for (int j = 0; j < board.NrPieces[color, pieceType]; j++)
{
int position = board.PiecePos[color, pieceType, j];
positional += evaluator.PieceSquareValues[color][pieceType][position];
}
}
board.StaticMaterialScore[color] = material;
board.StaticPositionalScore[color] = positional;
}
}
public Engine()
{
// create all classes
bitboard = new BitBoard();
magicMoves = new MagicMoves();
transpositionTable = new TranspositionTable();
pawnEvalTT = new PawnsTT();
evalTT = new EvalTT();
board = new Board(true);
evaluator = new My_Evaluator();
moveGenerator = new MoveGenerator();
searchMove = new SearchMove();
attack = new Attack();
// Setup dependency : assign pointers to classes
SetupClassDependency();
searchMove.SearchMoveHasNewResults = StoreCurrentEngineResults;
SetupInitialBoard(true);
MoveHistory = new Move[100];
}
public void LoadFrom(Board clone)
{
// load the entire contents from a clone
magicMoves = clone.magicMoves;
transpositionTable = clone.transpositionTable;
evaluator = clone.evaluator;
ClearBoard();
moveGenerator = clone.moveGenerator;
//
pieces = new ulong[clone.pieces.Length];
for (int i = 0; i < clone.pieces.Length; i++)
pieces[i] = clone.pieces[i];
allPiecesBB = clone.allPiecesBB;
for (int i = 0; i < Const.NrColors; i++)
for (int j = 0; j < Const.NrPieceTypes; j++)
pieceBB[i, j] = clone.pieceBB[i, j];
// PiecePos
for (int i = 0; i < Const.NrColors; i++)
for (int j = 0; j < Const.NrPieceTypes; j++)
for (int k = 0; k < Const.MaxNrPiecesPerType; k++)
PiecePos[i, j, k] = clone.PiecePos[i, j, k];
//..
// nrPieces
for (int i = 0; i < Const.NrColors; i++)
{
TotalNrPieces[i] = clone.TotalNrPieces[i];
for (int j = 0; j < Const.NrPieceTypes; j++)
NrPieces[i, j] = clone.NrPieces[i, j];
}
// SquareContents
for (int i = 0; i < Const.NrSquares; i++)
SquareContents[i] = clone.SquareContents[i];
//
// state of the game info
colorToMove = clone.colorToMove;
enemyColor = clone.enemyColor;
for (int i = 0; i < Const.NrColors; i++)
{
canCastleKingSide[i] = clone.canCastleKingSide[i];
canCastleQueenSide[i] = clone.canCastleQueenSide[i];
hasCastled[i] = clone.hasCastled[i];
}
// ..
enPassantPosition = clone.enPassantPosition;
//
halfMoveNr = clone.halfMoveNr;
fiftyMoveNr = clone.fiftyMoveNr;
capturedPiecePosition = clone.capturedPiecePosition;
capturedPieceType = clone.capturedPieceType;
repeatedPosition_SearchOffset = clone.repeatedPosition_SearchOffset;
//
maxNrStoredBoardStates = clone.maxNrStoredBoardStates;
nrStoredBoardStates = clone.nrStoredBoardStates;
storedBoardStates = new BoardState[clone.storedBoardStates.Length];
for (int i = 0; i < clone.storedBoardStates.Length; i++)
storedBoardStates[i] = clone.storedBoardStates[i];
//
HashValue = clone.HashValue;
bwPawnsHashValue = clone.bwPawnsHashValue;
for (int i = 0; i < Const.NrColors; i++)
{
StaticMaterialScore[i] = clone.StaticMaterialScore[i];
StaticPositionalScore[i] = clone.StaticPositionalScore[i];
}
//
nrHashValuesInHistory = clone.nrHashValuesInHistory;
HashValueHistory = new ulong[clone.HashValueHistory.Length];
for (int i = 0; i < clone.HashValueHistory.Length; i++)
HashValueHistory[i] = clone.HashValueHistory[i];
}