private static ChessBoard GetHorizontalMirroredCb(ChessBoard cb)
{
var testCb = ChessBoardInstances.Get(1);
for (var color = White; color <= Black; color++)
{
for (var piece = Pawn; piece <= King; piece++)
{
testCb.Pieces[color][piece] = Util.MirrorHorizontal(cb.Pieces[color][piece]);
}
}
testCb.ColorToMove = cb.ColorToMove;
ChessBoardUtil.Init(testCb);
testCb.MoveCounter = cb.MoveCounter;
return(testCb);
}
private static ChessBoard GetVerticalMirroredCb(ChessBoard cb)
{
var testCb = ChessBoardInstances.Get(1);
for (var piece = Pawn; piece <= King; piece++)
{
testCb.Pieces[White][piece] = Util.MirrorVertical(cb.Pieces[Black][piece]);
}
for (var piece = Pawn; piece <= King; piece++)
{
testCb.Pieces[Black][piece] = Util.MirrorVertical(cb.Pieces[White][piece]);
}
testCb.ColorToMove = cb.ColorToMoveInverse;
ChessBoardUtil.Init(testCb);
testCb.MoveCounter = cb.MoveCounter;
return(testCb);
}
public static void TestValues(ChessBoard cb)
{
var iterativeZk = cb.ZobristKey;
var iterativeZkPawn = cb.PawnZobristKey;
var iterativeAllPieces = cb.AllPieces;
var iterativePsqt = cb.PsqtScore;
var phase = cb.Phase;
long materialKey = cb.MaterialKey;
var testPieceIndexes = new int[64];
Array.Copy(cb.PieceIndexes, testPieceIndexes, cb.PieceIndexes.Length);
Assert.IsTrue(BitOperations.TrailingZeroCount(cb.Pieces[White][King]) == cb.KingIndex[White]);
Assert.IsTrue(BitOperations.TrailingZeroCount(cb.Pieces[Black][King]) == cb.KingIndex[Black]);
ChessBoardUtil.Init(cb);
// zobrist keys
Assert.IsTrue(iterativeZk == cb.ZobristKey);
Assert.IsTrue(iterativeZkPawn == cb.PawnZobristKey);
// combined pieces
Assert.IsTrue(iterativeAllPieces == cb.AllPieces);
// psqt
Assert.IsTrue(iterativePsqt == cb.PsqtScore);
// piece-indexes
for (var i = 0; i < testPieceIndexes.Length; i++)
{
Assert.IsTrue(testPieceIndexes[i] == cb.PieceIndexes[i]);
}
Assert.IsTrue(phase == cb.Phase);
Assert.IsTrue(materialKey == cb.MaterialKey);
}
public static void Print()
{
if (!Enabled)
{
return;
}
var totalMoveCount = ChessBoardUtil.CalculateTotalMoveCount();
Console.WriteLine("AB-nodes " + AbNodes);
Console.WriteLine("PV-nodes " + _pvNodes + " = 1/" + (_pvNodes + _cutNodes + _allNodes) / _pvNodes);
Console.WriteLine("Cut-nodes " + _cutNodes);
PrintPercentage("Cut 1 ", FailHigh[0], _cutNodes - FailHigh[0]);
PrintPercentage("Cut 2 ", FailHigh[1], _cutNodes - FailHigh[1]);
PrintPercentage("Cut 3 ", FailHigh[2], _cutNodes - FailHigh[2]);
Console.WriteLine("All-nodes " + _allNodes);
Console.WriteLine("Q-nodes " + QNodes);
Console.WriteLine("See-nodes " + SeeNodes);
Console.WriteLine("Evaluated " + EvalNodes);
Console.WriteLine("Moves " + totalMoveCount);
var threadData = ThreadData.GetInstance(0);
Console.WriteLine("### Caches #######");
PrintPercentage("TT ", TtHits, TtMisses);
Console.WriteLine("usage " + TtUtil.GetUsagePercentage() / 10 + "%");
PrintPercentage("Eval ", EvalCacheHits, EvalCacheMisses);
Console.WriteLine("usage " + Util.GetUsagePercentage(threadData.EvalCache) + "%");
PrintPercentage("Pawn eval ", PawnEvalCacheHits, PawnEvalCacheMisses);
Console.WriteLine("usage " + Util.GetUsagePercentage(threadData.PawnCache) + "%");
PrintPercentage("Material ", MaterialCacheHits, MaterialCacheMisses);
Console.WriteLine("usage " + Util.GetUsagePercentage(threadData.MaterialCache) + "%");
Console.WriteLine("## Best moves #####");
Console.WriteLine("TT " + _bestMoveTt);
Console.WriteLine("TT-upper " + _bestMoveTtUpper);
Console.WriteLine("TT-lower " + _bestMoveTtLower);
Console.WriteLine("Win-cap " + _bestMoveWinningCapture);
Console.WriteLine("Los-cap " + _bestMoveLosingCapture);
Console.WriteLine("Promo " + _bestMovePromotion);
Console.WriteLine("Killer1 " + _bestMoveKiller1);
Console.WriteLine("Killer2 " + _bestMoveKiller2);
Console.WriteLine("Killer1 evasi " + _bestMoveKillerEvasive1);
Console.WriteLine("Killer2 evasi " + _bestMoveKillerEvasive2);
Console.WriteLine("Counter " + _bestMoveCounter);
Console.WriteLine("Other " + _bestMoveOther);
Console.WriteLine("### Outcome #####");
Console.WriteLine("Checkmate " + MateCount);
Console.WriteLine("Stalemate " + StaleMateCount);
Console.WriteLine("Repetitions " + Repetitions + "(" + _repetitionTests + ")");
Console.WriteLine("### Extensions #####");
Console.WriteLine("Check " + CheckExtensions);
Console.WriteLine("### Pruning #####");
PrintPercentage("Null-move ", NullMoveHit, NullMoveMiss);
PrintDepthTotals("Static nmp ", StaticNullMoved, false);
PrintDepthTotals("Razored ", Razored, false);
PrintDepthTotals("Futile ", Futile, false);
PrintDepthTotals("LMP ", Lmped, false);
}
public override string ToString()
{
return(ChessBoardUtil.ToString(this));
}
