/// <summary>
/// 添加多点
/// </summary>
/// <param name="LTCrossPoint">原点列</param>
/// <param name="player">对方棋色</param>
/// <param name="board"></param>
/// <returns>多点防守点列</returns>
private static List <PieceInfo> Defend(List <PieceInfo> LTCrossPoint, int player, BoardInfo board)
{
List <PieceInfo> NewLTCrossPoint = new List <PieceInfo>();
foreach (PieceInfo d in LTCrossPoint)
{
int i = d.X;
int j = d.Y;
int mini = i - 4, maxi = i + 4;
int minj = j - 4, maxj = j + 4;
// line 0
for (int x = mini; x < maxi; x++)
{
if (x < 1 || x > 15 || x == i)
{
continue;
}
PieceInfo info = board.GetPieceInfo(x, j);
Boolean isd = IsDefendCrossPoint(info, player, 0);
if (isd)
{
NewLTCrossPoint.Add(info);
}
}
// line 1
for (int y = minj; y < maxj; y++)
{
if (y < 1 || y > 15 || y == j)
{
continue;
}
PieceInfo info = board.GetPieceInfo(i, y);
Boolean isd = IsDefendCrossPoint(info, player, 1);
if (isd)
{
NewLTCrossPoint.Add(info);
}
}
// line 2
int ly = minj;
for (int x = mini; x < maxi; x++)
{
if (x < 1 || x > 15 || x == i)
{
ly++;
continue;
}
if (ly < 1 || ly > 15 || ly == j)
{
ly++;
continue;
}
PieceInfo info = board.GetPieceInfo(x, ly);
Boolean isd = IsDefendCrossPoint(info, player, 2);
if (isd)
{
NewLTCrossPoint.Add(info);
}
}
ly++;
// line 3
int rx = maxi;
for (int y = minj; y < maxj; y++)
{
if (y < 1 || y > 15 || y == j)
{
rx--;
continue;
}
if (rx < 1 || rx > 15 || rx == i)
{
rx--;
continue;
}
PieceInfo info = board.GetPieceInfo(rx, y);
Boolean isd = IsDefendCrossPoint(info, player, 3);
if (isd)
{
NewLTCrossPoint.Add(info);
}
}
rx--;
}
return(NewLTCrossPoint);
}
/// <summary>
/// 多点防守（无禁手）
/// </summary>
/// <param name="board"></param>
/// <param name="List"></param>
/// <returns></returns>
private static PieceInfo MoreDefend(BoardInfo boardInfo, Board board)
{
List <PieceInfo> maxLT = boardInfo.MaxLt;
PieceInfo ReturnCrossPoint = new PieceInfo();
// 活三11时
if (boardInfo.MaxLev == LevelEnum.LF_2)// 活三11时
{
ReturnCrossPoint = TryVCF(maxLT, board);
return(ReturnCrossPoint);
}
// 杀棋Lev < 7
if ((int)boardInfo.MaxLev <= (int)LevelEnum.TrTr_6)
{
// 多个杀点时
if (maxLT.Count > 1)
{
return(maxLT[0]);
}
// 1子3杀时
ReturnCrossPoint = maxLT[0];
var info = boardInfo.GetPieceInfo(ReturnCrossPoint.X, ReturnCrossPoint.Y);
string[] strNameD = new string[4];// 对方4个方向的棋形
if (board.Step % 2 == 1)
{
strNameD = info.Names[ColourEnum.White];
}
else
{
strNameD = info.Names[ColourEnum.White];
}
List <int> ltstr = new List <int>();
for (int i = 0; i < 4; i++)
{
if (strNameD[i].Equals("h3") ||
strNameD[i].Equals("t3") ||
strNameD[i].Equals("m4"))
{
ltstr.Add(i);
}
}
if (ltstr.Count > 2)// 杀棋线路多于2个（三杀）
{
return(ReturnCrossPoint);
}
}
// 添加多防守点各个测试
int DColour = (board.Step) % 2;// 被守方棋色
List <PieceInfo> MdArrayList = new List <PieceInfo>();
MdArrayList = Defend(maxLT, DColour, boardInfo);// 获得多点防守点列
foreach (PieceInfo d in MdArrayList)
{
maxLT.Add(d);
}
ReturnCrossPoint = TryVCF(maxLT, board);
return(ReturnCrossPoint);
}