/// <summary>
/// 深度分析（VCF）
/// </summary>
public StateEnum DeepAnalyze()
{
#region 待VCF时，判断己VCF是否成立
if (Result == StateEnum.WVCF)
{
PieceInfo VCFPoint = TryGetVCFPiece(CurrentBoard, m4LtS, CurrentBoard.Step + 1);
//VCF成立返回VCF点
if (VCFPoint != null)
{
MaxLev = LevelEnum.VCF_5;
MaxLt.Add(VCFPoint);
Result = StateEnum.Win;
return(Result);
}//无VCF继续分析
else
{
Result = Analyze(highLevS, highLevD, highLtS, highLtD, m4LtS.Count, m4LtD.Count, ProcessEnum.己无VCF);
}
}
#endregion
#region 待敌VCF时，判断敌VCF是否成立
if (Result == StateEnum.WAVCF)
{
PieceInfo VCFPoint_D = TryGetVCFPiece(CurrentBoard, m4LtD, CurrentBoard.Step + 2);
//敌VCF成立返回VCF点
if (VCFPoint_D != null)
{
MaxLev = LevelEnum.VCF_5;
MaxLt.Add(VCFPoint_D);
Result = StateEnum.Loss;
return(Result);
}//无VCF继续分析
else
{
Result = Analyze(highLevS, highLevD, highLtS, highLtD, m4LtS.Count, m4LtD.Count, ProcessEnum.敌无VCF);
}
}
#endregion
#region 双方无VCF
if (Result == StateEnum.Win || Result == StateEnum.A)
{
MaxLev = highLevS;
MaxLt = highLtS;
}
else if (Result == StateEnum.Loss || Result == StateEnum.D)
{
MaxLev = highLevD;
MaxLt = highLtD;
}
else
{
MaxLev = highLevS;
MaxLt = highLtS;
}
return(Result);
#endregion
}
private bool ChackIsVCFPiece(Board board, PieceInfo m4Point, int step)
{
//冲4点落子棋盘
Board V1Board = board.ChangeBoard(m4Point.X, m4Point.Y, step);
BoardInfo V1BoardInfo = new BoardInfo(V1Board, currentLooplev + 1);
//冲4必防点
PieceInfo V2Piece = V1BoardInfo.MaxLt[0];
//冲4防守点落子棋盘
Board V2Board = V1Board.ChangeBoard(V2Piece.X, V2Piece.Y, step + 1);
BoardInfo V2BoardInfo = new BoardInfo(V2Board, currentLooplev + 1);
StateEnum flag = V2BoardInfo.GetVCFResult();
return(flag == StateEnum.Win);
}
public PieceInfo GetPieceInfo(int x, int y)
{
PieceInfo info = new PieceInfo();
for (int i = 0; i < 4; i++)
{
info.X = x; info.Y = y;
info.PLine[i] = CurrentBoard.GetLinePieces(x, y, i);
info.Names[ColourEnum.Black][i] = GetName(info.PLine[i], ColourEnum.Black, ColourEnum.Empty);
info.Names[ColourEnum.White][i] = GetName(info.PLine[i], ColourEnum.White, ColourEnum.Empty);
}
info.Levels[ColourEnum.Black] = GetLevByName(info.Names[ColourEnum.Black]);
info.Levels[ColourEnum.White] = GetLevByName(info.Names[ColourEnum.White]);
return(info);
}
private PieceInfo TryGetVCFPiece(Board board, List <PieceInfo> m4Lt, int step)
{
PieceInfo returnPoint = null;
if (currentLooplev < MaxLooplev)
{
Parallel.ForEach(m4Lt, (m4Point, ParallelLoopState) =>
{
if (ChackIsVCFPiece(board, m4Point, step))
{
returnPoint = m4Point;
ParallelLoopState.Stop();
return;
}
});
}
return(returnPoint);
}
private StateEnum GetVCFResult()
{
if (this.Result == StateEnum.Win)
{
return(StateEnum.Win);
}
if (this.Result != StateEnum.WVCF)
{
return(StateEnum.NVCF);
}
PieceInfo VCFCrossPoint = TryGetVCFPiece(this.CurrentBoard, this.m4LtS, this.CurrentBoard.Step + 1);
if (VCFCrossPoint == null)
{
return(StateEnum.NVCF);
}
else
{
return(StateEnum.Win);
}
}