/// <summary>
/// Initializes a new instance of the <see cref="PerftResult"/> class.
/// </summary>
internal PerftResult(
PerftFlags flags,
int depth,
TimeSpan elapsed,
ulong nodeCount,
ulong captureCount,
ulong enPassantCaptureCount,
IDictionary <GameMove, ulong> dividedMoves,
ulong?checkCount,
ulong?checkmateCount)
{
if (depth < 0)
{
throw new ArgumentOutOfRangeException(
nameof(depth),
depth,
@"The value cannot be negative.");
}
if (elapsed < TimeSpan.Zero)
{
throw new ArgumentOutOfRangeException(
nameof(elapsed),
elapsed,
@"The value cannot be negative.");
}
if (dividedMoves is null)
{
throw new ArgumentNullException(nameof(dividedMoves));
}
Flags = flags;
Depth = depth;
Elapsed = elapsed;
NodeCount = nodeCount;
CaptureCount = captureCount;
EnPassantCaptureCount = enPassantCaptureCount;
DividedMoves = dividedMoves.AsReadOnly();
CheckCount = checkCount;
CheckmateCount = checkmateCount;
var totalSeconds = elapsed.TotalSeconds;
NodesPerSecond = checked ((ulong)(totalSeconds.IsZero() ? 0 : nodeCount / totalSeconds));
}
public void TestPerftSpecificCases(string fen, int startDepth, int endDepth)
{
for (var currentDepth = startDepth; currentDepth <= endDepth; currentDepth++)
{
var board = new GameBoard(fen, PerformInternalBoardValidation);
const PerftFlags Flags = PerftFlags.EnableParallelism | PerftFlags.IncludeDivideMap;
var perftResult = board.Perft(currentDepth, Flags);
string extraInfo = null;
if (perftResult.Flags.HasFlag(PerftFlags.IncludeDivideMap))
{
var divideResult = perftResult
.DividedMoves
.OrderBy(pair => pair.Key.ToString())
.Select(pair => $@" {pair.Key} -> {pair.Value}")
.Join(Environment.NewLine);
extraInfo =
$@"{Environment.NewLine}Divide ({perftResult.DividedMoves.Count}):{Environment.NewLine}{
divideResult}";
}
Console.WriteLine(
$@"[{MethodBase.GetCurrentMethod().GetQualifiedName()}] ({ChessHelper.PlatformVersion
}) {{ {fen} }} ({perftResult.Flags}) : {perftResult}{extraInfo}");
Console.WriteLine();
}
//// ReSharper disable CommentTypo
/*
*-------------------------------------------------------------*
| Chess Platform UI for Desktop 0.1.0.312 (rev. ec3b5f331493) |
*-------------------------------------------------------------*
*
* ------------------------------------------------------------------------------------------------------------------------
* ChessPlatform.UI.Desktop.exe Information: 0 : [SmartEnoughPlayer.DoGetMove] Color: Black, max depth: 8 plies, max time: unlimited, multi CPU: True, FEN: "6rk/pp3p1p/3p2pb/3Pp3/2P3P1/1P1b1P2/P6P/R3R2K b - - 3 22".
* ChessPlatform.UI.Desktop.exe Information: 0 : [SmartEnoughPlayer.DoGetMoveInternal] Number of available moves: 30.
*
* ChessPlatform.UI.Desktop.exe Information: 0 : [SmartEnoughPlayer.DoGetMoveInternal] Fixed depth: 8.
* ChessPlatform.UI.Desktop.exe Warning: 0 : [SimpleTranspositionTable..ctor] The transposition table is DISABLED.
* ChessPlatform.UI.Desktop.exe Information: 0 : [AnalyzeRootMoveInternal #13/30] Bf5: -25, time: 0:00:24.5185544
* ChessPlatform.UI.Desktop.exe Information: 0 : [AnalyzeRootMoveInternal #01/30] Bxc4: -51, time: 0:00:55.8890279
* ChessPlatform.UI.Desktop.exe Information: 0 : [AnalyzeRootMoveInternal #21/30] Bf8: -49, time: 0:01:20.2642979
* ChessPlatform.UI.Desktop.exe Information: 0 : [AnalyzeRootMoveInternal #17/30] Rg7: 161, time: 0:01:22.6777899
* ChessPlatform.UI.Desktop.exe Information: 0 : [AnalyzeRootMoveInternal #02/30] Bf1: -134, time: 0:00:28.6191033
* ChessPlatform.UI.Desktop.exe Information: 0 : [AnalyzeRootMoveInternal #25/30] a5: 242, time: 0:01:33.8772758
* ChessPlatform.UI.Desktop.exe Information: 0 : [AnalyzeRootMoveInternal #14/30] e4: 107, time: 0:01:13.0023309
* ChessPlatform.UI.Desktop.exe Information: 0 : [AnalyzeRootMoveInternal #03/30] Be2: -141, time: 0:00:23.3566278
* ChessPlatform.UI.Desktop.exe Information: 0 : [AnalyzeRootMoveInternal #28/30] a6: 226, time: 0:01:56.0697976
* ChessPlatform.UI.Desktop.exe Information: 0 : [AnalyzeRootMoveInternal #09/30] g5: 193, time: 0:02:05.1629138
* ChessPlatform.UI.Desktop.exe Information: 0 : [AnalyzeRootMoveInternal #15/30] f5: 232, time: 0:00:35.4808219
* ChessPlatform.UI.Desktop.exe Information: 0 : [AnalyzeRootMoveInternal #05/30] Bd2: 154, time: 0:02:36.6748482
* ChessPlatform.UI.Desktop.exe Information: 0 : [AnalyzeRootMoveInternal #04/30] Bc1: -176, time: 0:00:55.4954289
* ChessPlatform.UI.Desktop.exe Information: 0 : [AnalyzeRootMoveInternal #10/30] Bb1: -137, time: 0:00:43.4778715
* ChessPlatform.UI.Desktop.exe Information: 0 : [AnalyzeRootMoveInternal #06/30] Be3: -404, time: 0:00:12.4505468
* ChessPlatform.UI.Desktop.exe Information: 0 : [AnalyzeRootMoveInternal #26/30] b6: 221, time: 0:01:48.0770289
* ChessPlatform.UI.Desktop.exe Information: 0 : [AnalyzeRootMoveInternal #18/30] Bg7: 25, time: 0:02:07.6889404
* ChessPlatform.UI.Desktop.exe Information: 0 : [AnalyzeRootMoveInternal #16/30] Kg7: 152, time: 0:01:31.2442893
* ChessPlatform.UI.Desktop.exe Information: 0 : [AnalyzeRootMoveInternal #22/30] Re8: 187, time: 0:02:26.9121297
* ChessPlatform.UI.Desktop.exe Information: 0 : [AnalyzeRootMoveInternal #29/30] Rb8: 182, time: 0:02:26.0801797
* ChessPlatform.UI.Desktop.exe Information: 0 : [AnalyzeRootMoveInternal #23/30] b5: 208, time: 0:00:47.184861
* ChessPlatform.UI.Desktop.exe Information: 0 : [AnalyzeRootMoveInternal #11/30] Bc2: 192, time: 0:01:49.5059476
* ChessPlatform.UI.Desktop.exe Information: 0 : [AnalyzeRootMoveInternal #12/30] Be4: -160, time: 0:00:18.8098226
* ChessPlatform.UI.Desktop.exe Information: 0 : [AnalyzeRootMoveInternal #19/30] f6: 221, time: 0:01:38.7527853
* ChessPlatform.UI.Desktop.exe Information: 0 : [AnalyzeRootMoveInternal #07/30] Bf4: 223, time: 0:02:26.0766087
* ChessPlatform.UI.Desktop.exe Information: 0 : [AnalyzeRootMoveInternal #30/30] Ra8: 175, time: 0:01:53.1468655
* ChessPlatform.UI.Desktop.exe Information: 0 : [AnalyzeRootMoveInternal #20/30] Rf8: 210, time: 0:01:22.7724898
* ChessPlatform.UI.Desktop.exe Information: 0 : [AnalyzeRootMoveInternal #27/30] Rc8: 194, time: 0:03:13.427106
* ChessPlatform.UI.Desktop.exe Information: 0 : [AnalyzeRootMoveInternal #24/30] Rd8: 201, time: 0:02:02.0335471
* ChessPlatform.UI.Desktop.exe Information: 0 : [AnalyzeRootMoveInternal #08/30] Bg5: 223, time: 0:01:25.5120915
* ChessPlatform.UI.Desktop.exe Information: 0 : [SmartEnoughPlayerMoveChooser.ComputeAlphaBetaRoot] Best move a5: 242.
*
* PVs ordered by score:
* { 242 : a5, Rg1, Bf4, Rg2, e4, fxe4, Bxe4, Rg1 }
* { 232 : f5, gxf5, gxf5, Rg1, Bg5, Rg2, Be3, Re1 }
* { 226 : a6, Rad1, Bc2, Rc1, Bxc1, Rxc1, Bd3, h4 }
* { 223 : Bf4, Rad1, Bc2, Rc1, Bd3, Rc3, Bd2, Rxd3 }
* { 223 : Bg5, Rad1, Bc2, Rc1, Bd3, Rc3, Bd2, Rxd3 }
* { 221 : b6, Rg1, Bf4, Rg2, e4, fxe4, Bxe4, Rg1 }
* { 221 : f6, Rg1, Bf4, Rg2, e4, fxe4, Bxe4, Rg1 }
* { 210 : Rf8, Rad1, Bc2, Rc1, Bd3, Rcd1, Bc2, b4 }
* { 208 : b5, cxb5, Bxb5, Rad1, Bf4, Re4, f5, gxf5 }
* { 201 : Rd8, Rad1, Bc2, Rc1, Bd3, Rcd1, Bc2, b4 }
* { 194 : Rc8, Rad1, Bc2, Rc1, Bd3, Rc3, Bd2, Rxd3 }
* { 193 : g5, Rad1, Bg6, c5, Bf8, Re3, Be7, Rg1 }
* { 192 : Bc2, Rac1, Bxc1, Rxc1, Bd3, Rc3, e4, h4 }
* { 187 : Re8, Rad1, Bc2, Rc1, Bxc1, Rxc1, Bd3, h4 }
* { 182 : Rb8, Rad1, Bc2, Rc1, Bd3, Rcd1, Bc2, b4 }
* { 175 : Ra8, Rad1, Bc2, Rc1, Bd3, Rcd1, Bc2, b4 }
* { 161 : Rg7, c5, dxc5, Rxe5, Bf4, Re8+, Rg8, Rxg8+ }
* { 154 : Bd2, Red1, Bc3, Rxd3, Bxa1, a4, f5, h4 }
* { 152 : Kg7, c5, dxc5, Rxe5, Kh8, Re7, Bg7, Rg1 }
* { 107 : e4, Rxe4, Bxe4, fxe4, Re8, Re1, f5, gxf5 }
* { 25 : Bg7, Rad1, e4, fxe4, Bc2, Rd2, Bc3, Rxc2 }
* { -25 : Bf5, gxf5, gxf5, Rg1, Bg5, Rg2, Rg6, Rag1 }
* { -49 : Bf8, Rad1, Bc2, Rd2, Bf5, gxf5, Bh6, Rg2 }
* { -51 : Bxc4, bxc4, Bd2, Re2, Bf4, Rb1, b6, Rg1 }
* { -134 : Bf1, Rxf1, Bf4, Rf2, g5, Rg1, Rg6, Rg3 }
* { -137 : Bb1, Raxb1, Bf4, Rb2, g5, Re4, Rg6, Rg2 }
* { -141 : Be2, Rxe2, Bf4, Rg1, g5, Rg3, Bxg3, hxg3 }
* { -160 : Be4, fxe4, Bf4, Rg1, g5, Rg2, Rg6, Rag1 }
* { -176 : Bc1, Raxc1, f5, c5, fxg4, fxg4, dxc5, Rxe5 }
* { -404 : Be3, Rxe3, Bc2, Rc1, Bf5, gxf5, gxf5, Rg1 }
*
* ChessPlatform.UI.Desktop.exe Information: 0 : [SmartEnoughPlayerMoveChooser.GetBestMove] Result: { 242 : a5, Rg1, Bf4, Rg2, e4, fxe4, Bxe4, Rg1 }, depth 8, time: 00:06:40.7191082, FEN "6rk/pp3p1p/3p2pb/3Pp3/2P3P1/1P1b1P2/P6P/R3R2K b - - 3 22".
* ChessPlatform.UI.Desktop.exe Information: 0 : [SmartEnoughPlayer.DoGetMove] Result: { 242 : a5, Rg1, Bf4, Rg2, e4, fxe4, Bxe4, Rg1 }, depth 8, time: 0:06:40.7198951, 59101630 nodes (147489 NPS), FEN "6rk/pp3p1p/3p2pb/3Pp3/2P3P1/1P1b1P2/P6P/R3R2K b - - 3 22".
* ------------------------------------------------------------------------------------------------------------------------
*
* Stockfish 6 64 POPCNT by Tord Romstad, Marco Costalba and Joona Kiiski
*
* position fen 6rk/pp3p1p/3p2pb/3Pp3/2P3P1/1P1b1P2/P6P/R3R2K b - - 3 22
* go depth 8
* info depth 1 seldepth 1 multipv 1 score cp 255 nodes 36 nps 7200 tbhits 0 time 5 pv h6d2
* info depth 2 seldepth 2 multipv 1 score cp 336 nodes 77 nps 12833 tbhits 0 time 6 pv h6d2 a2a3 d2e1 a1e1
* info depth 3 seldepth 3 multipv 1 score cp 336 nodes 121 nps 20166 tbhits 0 time 6 pv h6d2 a2a3 d2e1
* info depth 4 seldepth 4 multipv 1 score cp 336 nodes 176 nps 25142 tbhits 0 time 7 pv h6d2 a2a3 d2e1 a1e1
* info depth 5 seldepth 5 multipv 1 score cp 342 nodes 504 nps 63000 tbhits 0 time 8 pv h6d2 a1d1 d2e1 d1e1 f7f5
* info depth 6 seldepth 7 multipv 1 score cp 208 nodes 3153 nps 286636 tbhits 0 time 11 pv h6f4 c4c5 d6c5 h1g2 f7f5 d5d6
* info depth 7 seldepth 8 multipv 1 score cp 209 nodes 4542 nps 324428 tbhits 0 time 14 pv f7f5 h1g2 f5g4 f3g4 h6d2 e1d1 d3e4 g2h3
* info depth 8 seldepth 12 multipv 1 score cp 262 nodes 8034 nps 446333 tbhits 0 time 18 pv h6d2 c4c5 d2e1 a1e1 d6c5 h1g2 f7f5 e1e5
* bestmove h6d2 ponder c4c5
*
*/
//// ReSharper restore CommentTypo
}