private static void DoPerft()
{
var fen = "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1";
//var fen = "8/8/3k4/8/3K4/8/8/8 w - - 0 1";
//var fen = "rnbqkbnr/2pppppp/p7/Pp6/8/8/1PPPPPPP/RNBQKBNR w KQkq b6 0 3 ";
//var fen = "8/3R1k2/8/4B3/1K6/p6B/5p1P/8 b - - 1 67 ";
//var fen = "8/1k6/8/2Pp3r/2K5/8/8/8 w - d6";
//var fen = "8/8/4k3/8/2p5/8/B2P2K1/8 w - - 0 1";
//var fen = "8/8/1k6/2b5/2pP4/8/5K2/8 b - d3 0 1";
//fen = "8/1kP5/8/K2p3r/8/8/8/8 w - - 1 53 ";
//fen = "r1b1k2r/ppppnppp/2n2q2/2b5/3NP3/2P1B3/PP3PPP/RN1QKB1R w KQkq - 0 1";
//fen = "2k5/8/8/8/8/8/6p1/2K5 w - - 1 1 ";
//fen = "rnbqkbnr/1ppppppp/8/p7/1P6/P7/2PPPPPP/RNBQKBNR b KQkq b3 0 2 ";
var boardFactory = new BoardFactory();
using var testClient = new InternalPerftClient(MoveGenerator, boardFactory);
//using var verificationClient = new SharperPerftClient(@"C:\Chess\Engines\Sharper\Sharper.exe");
using var verificationClient = new StockfishPerftClient(@"C:\Chess\Engines\stockfish_13_win_x64_avx2\stockfish_13_win_x64_avx2.exe");
var fenSerializer = new FenSerializerService();
var perftRunner = new PerftRunner(testClient, verificationClient, boardFactory, fenSerializer);
perftRunner.OnOut += Console.Write;
perftRunner.Test(fen, 6);
}
internal static void Main(string[] args)
{
Console.WriteLine("ChessSharp Perft");
Console.WriteLine("Initialising data");
var moveGenerator = new MoveGenerator(16);
var fenString = FenHelpers.Default;
var perftRunner = new PerftRunner(moveGenerator);
var gameState = FenHelpers.Parse(fenString);
var board = Board.FromGameState(gameState);
var boardReference = Board.FromGameState(gameState);
Console.WriteLine("Press any key to begin");
Console.ReadKey();
Console.WriteLine($"Starting perft for {fenString} depth 2");
PerftDepth(perftRunner, board, gameState, 2);
Console.WriteLine($"Starting perft for {fenString} depth 3");
PerftDepth(perftRunner, board, gameState, 3);
Console.WriteLine($"Starting perft for {fenString} depth 4");
PerftDepth(perftRunner, board, gameState, 4);
var results = new List <double>();
var iterations = 3;
#if DEBUG
iterations = 1;
#endif
for (var i = 0; i < iterations; i++)
{
Console.WriteLine($"Starting perft for {fenString} depth 5 - iteration {i + 1}");
var result = PerftDepth(perftRunner, board, gameState, 5);
results.Add(result);
}
var averageNps = results.Average();
Console.WriteLine($"Average nps: {Math.Floor(averageNps)}");
Console.WriteLine("Press any key to quit");
Console.ReadKey();
}
private static void DoPerftSuite()
{
var boardFactory = new BoardFactory();
using var testClient = new InternalPerftClient(MoveGenerator, boardFactory);
//using var verificationClient = new SharperPerftClient(@"C:\Chess\Engines\Sharper\Sharper.exe");
using var verificationClient = new StockfishPerftClient(@"C:\Chess\Engines\stockfish_13_win_x64_avx2\stockfish_13_win_x64_avx2.exe");
var fenSerializer = new FenSerializerService();
var perftRunner = new PerftRunner(testClient, verificationClient, boardFactory, fenSerializer);
perftRunner.OnOut += Console.Write;
//var suite = new PerftSuite(perftRunner);
//suite.Run();
var suite = new PerftSuiteRunner(perftRunner);
var path = Path.Combine(Path.GetDirectoryName(Assembly.GetEntryAssembly().Location), "hartmann.epd");
suite.RunSuite(path);
}
private static void DoPerft()
{
var fen = "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1";
//fen = "3k4/3p4/8/K1P4r/8/8/8/8 b - - 0 50";
//fen = "8/1kP5/8/K2p3r/8/8/8/8 w - - 1 53 ";
//fen = "r1b1k2r/ppppnppp/2n2q2/2b5/3NP3/2P1B3/PP3PPP/RN1QKB1R w KQkq - 0 1";
//fen = "2k5/8/8/8/8/8/6p1/2K5 w - - 1 1 ";
//fen = "rnbqkbnr/1ppppppp/8/p7/1P6/P7/2PPPPPP/RNBQKBNR b KQkq b3 0 2 ";
var fact = new BoardFactory();
var hyperbola = new HyperbolaQuintessence();
var attacksService = new AttacksService(hyperbola);
var movesService = new PossibleMovesService(attacksService, hyperbola);
var perft = new PerftService(movesService);
var results = perft.GetPossibleMoves(fact.ParseFEN(fen), 1);
using (var sharperClient = new SharperPerftClient(@"C:\sharper\Sharper.exe", fen))
{
var perftRunner = new PerftRunner(perft, sharperClient, fact);
perftRunner.OnOut += Console.Write;
perftRunner.Test(fen, 6);
}
}
private static double PerftDepth(PerftRunner perftRunner, Board board, GameState gameState, ushort depth)
{
var moves = new List <uint>(20);
var stopWatch = new Stopwatch();
stopWatch.Start();
var movePerfts = perftRunner.Go(board, gameState.ToPlay, depth);
stopWatch.Stop();
var totalNodes = movePerfts.Sum(x => x.Nodes);
Console.WriteLine($"Perft:");
foreach (var movePerft in movePerfts)
{
var notation = $"{movePerft.Move.From}-{movePerft.Move.To}";
Console.WriteLine($"{notation} {movePerft.Nodes}");
}
Console.WriteLine($"Total: {totalNodes}");
var elapsedMilliseconds = stopWatch.ElapsedMilliseconds;
if (elapsedMilliseconds == 0)
{
elapsedMilliseconds = 1;
}
var nps = ((double)totalNodes / elapsedMilliseconds) * 1000;
Console.WriteLine($"Time: {stopWatch.ElapsedMilliseconds}ms");
Console.WriteLine($"Nodes per second: {Math.Floor(nps)}");
return(Math.Floor(nps));
}
public PerftSuiteRunner(PerftRunner runner)
{
_runner = runner;
}
