/// <summary>
/// Show the test result of a computer playing against a computer
/// </summary>
/// <param name="iGameCount"> Number of games played.</param>
/// <param name="searchMode"> Search mode</param>
/// <param name="stat"> Statistic.</param>
/// <param name="iMethod1Win"> Number of games won by method #1</param>
/// <param name="iMethod2Win"> Number of games won by method #2</param>
private void TestShowResult(int iGameCount, SearchEngine.SearchMode searchMode, ComputerPlayingStat stat, int iMethod1Win, int iMethod2Win) {
string strMsg;
string strMethod1;
string strMethod2;
int iTimeMethod1;
int iTimeMethod2;
strMethod1 = searchMode.m_boardEvaluationWhite.Name;
strMethod2 = searchMode.m_boardEvaluationBlack.Name;
iTimeMethod1 = (stat.m_iMethod1MoveCount == 0) ? 0 : stat.m_timeSpanMethod1.Milliseconds / stat.m_iMethod1MoveCount;
iTimeMethod2 = (stat.m_iMethod2MoveCount == 0) ? 0 : stat.m_timeSpanMethod2.Milliseconds / stat.m_iMethod2MoveCount;
strMsg = iGameCount.ToString() + " game(s) played.\r\n" +
iMethod1Win.ToString() + " win(s) for method #1 (" + strMethod1 + "). Average time = " + iMethod1Win.ToString() + " ms per move.\r\n" +
iMethod2Win.ToString() + " win(s) for method #2 (" + strMethod2 + "). Average time = " + iMethod2Win.ToString() + " ms per move.\r\n" +
(iGameCount - iMethod1Win - iMethod2Win).ToString() + " draw(s).";
MessageBox.Show(strMsg);
}
/// <summary>
/// Tests the computer playing against itself. Can be called asynchronously by a secondary thread.
/// </summary>
/// <param name="iGameCount"> Number of games to play.</param>
/// <param name="searchMode"> Search mode</param>
private void TestComputerAgainstComputerAsync(int iGameCount, SearchEngine.SearchMode searchMode) {
int iCount;
Func<ChessBoard.MovePosS,int,int,int,ComputerPlayingStat,bool> delPlayComputerMove = null;
Action delResetBoard = null;
Action delUnlockBoard;
Action delSetPlayingMode;
Action delShowResultDel;
ChessBoard chessBoard;
ChessBoard.MovePosS move;
int iPermCount;
int iCacheHit;
int iMaxDepth;
int iGameIndex;
int iMethod1Win = 0;
int iMethod2Win = 0;
DateTime dateTime;
bool bMoveFound;
bool bMultipleThread;
bool bEven;
bool bEndOfGame;
IBoardEvaluation boardEvaluation1;
IBoardEvaluation boardEvaluation2;
ComputerPlayingStat stat;
stat = new ComputerPlayingStat();
bMultipleThread = (searchMode.m_eThreadingMode == SearchEngine.SearchMode.ThreadingModeE.DifferentThreadForSearch ||
searchMode.m_eThreadingMode == SearchEngine.SearchMode.ThreadingModeE.OnePerProcessorForSearch);
boardEvaluation1 = searchMode.m_boardEvaluationWhite;
boardEvaluation2 = searchMode.m_boardEvaluationBlack;
if (bMultipleThread) {
delPlayComputerMove = (a1, a2, a3, a4, a5) => PlayComputerMove(false, MessageModeE.Silent, a1, a2, a3, a4, a5);
delResetBoard = () => ResetBoard();
}
iGameIndex = 0;
while (iGameIndex < iGameCount && !stat.m_bUserCancel) {
bEven = ((iGameIndex & 1) == 0);
searchMode.m_boardEvaluationWhite = bEven ? boardEvaluation1 : boardEvaluation2;
searchMode.m_boardEvaluationBlack = bEven ? boardEvaluation2 : boardEvaluation1;
if (bMultipleThread) {
Dispatcher.Invoke(delResetBoard);
} else {
ResetBoard();
}
iCount = 0;
do {
chessBoard = m_chessCtl.ChessBoard.Clone();
dateTime = DateTime.Now;
bMoveFound = m_chessCtl.FindBestMove(searchMode,
chessBoard,
out move,
out iPermCount,
out iCacheHit,
out iMaxDepth);
if (bMoveFound) {
if ((m_chessCtl.NextMoveColor == ChessBoard.PlayerColorE.White && bEven) ||
(m_chessCtl.NextMoveColor == ChessBoard.PlayerColorE.Black && !bEven)) {
stat.m_timeSpanMethod1 += DateTime.Now - dateTime;
stat.m_iMethod1MoveCount++;
} else {
stat.m_timeSpanMethod2 += DateTime.Now - dateTime;
stat.m_iMethod2MoveCount++;
}
if (bMultipleThread) {
bEndOfGame = (bool)Dispatcher.Invoke(delPlayComputerMove, new object[] { move, iPermCount, iMaxDepth, iCacheHit, stat } );
} else {
bEndOfGame = PlayComputerMove(false, MessageModeE.Silent, move, iPermCount, iMaxDepth, iCacheHit, stat);
}
} else {
bEndOfGame = true;
}
iCount++;
} while (!bEndOfGame && PlayingMode == PlayingModeE.ComputerAgainstComputer && iCount < 250);
if (PlayingMode != PlayingModeE.ComputerAgainstComputer) {
stat.m_bUserCancel = true;
} else if (iCount < 250) {
if (stat.m_eResult == ChessBoard.MoveResultE.Mate) {
if ((m_chessCtl.NextMoveColor == ChessBoard.PlayerColorE.Black && bEven) ||
(m_chessCtl.NextMoveColor == ChessBoard.PlayerColorE.White && !bEven)) {
iMethod1Win++;
} else {
iMethod2Win++;
}
}
}
iGameIndex++;
}
searchMode.m_boardEvaluationWhite = boardEvaluation1;
searchMode.m_boardEvaluationBlack = boardEvaluation2;
if (bMultipleThread) {
delSetPlayingMode = () => SetPlayingMode(PlayingModeE.PlayerAgainstPlayer);
delUnlockBoard = () => UnlockBoard();
delShowResultDel = () => TestShowResult(iGameIndex, searchMode, stat, iMethod1Win, iMethod2Win);
Dispatcher.Invoke(delShowResultDel);
Dispatcher.Invoke(delSetPlayingMode);
Dispatcher.Invoke(delUnlockBoard);
} else {
TestShowResult(iGameIndex, searchMode, stat, iMethod1Win, iMethod2Win);
SetPlayingMode(PlayingModeE.PlayerAgainstPlayer);
UnlockBoard();
}
}
/// <summary>
/// Play the computer move found by the search.
/// </summary>
/// <param name="bFlash"> true to flash moving position</param>
/// <param name="eMessageMode"> Which message to show</param>
/// <param name="move"> Best move</param>
/// <param name="iPermCount"> Permutation count</param>
/// <param name="iDepth"> Depth of the search</param>
/// <param name="iCacheHit"> Number of moves found in the translation table cache</param>
/// <param name="stat"> Playing stat. Can be null</param>
/// <returns>
/// true if end of game, false if not
/// </returns>
private bool PlayComputerMove(bool bFlash, MessageModeE eMessageMode, ChessBoard.MovePosS move, int iPermCount, int iDepth, int iCacheHit, ComputerPlayingStat stat) {
bool bRetVal;
ChessBoard.MoveResultE eResult;
ChessBoard.PlayerColorE eColorToPlay;
eColorToPlay = m_chessCtl.NextMoveColor;
eResult = m_chessCtl.DoMove(move,
bFlash,
iPermCount,
iDepth,
iCacheHit);
if (stat != null) {
stat.m_eResult = eResult;
}
bRetVal = DisplayMessage(eResult, eMessageMode);
return(bRetVal);
}
