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RegionEvaluator.cpp
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RegionEvaluator.cpp
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// RegionEvaluator.cpp: implementation of the CRegionEvaluator class.
//
//////////////////////////////////////////////////////////////////////
#include "stdafx.h"
#include "Othello.h"
#include "RegionEvaluator.h"
#ifdef _DEBUG
#undef THIS_FILE
static char THIS_FILE[]=__FILE__;
#define new DEBUG_NEW
#endif
//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////
CRegionEvaluator::CRegionEvaluator()
{
}
CRegionEvaluator::~CRegionEvaluator()
{
}
int CRegionEvaluator::Evaluate(ChessType* board, ChessType col, int empties, bool end)
{
if(end || !empties){
return FinalScore(board, col);
}
int emptiesNum=CGameScript::CountChess(board, (ChessType)EMPTY);
return Score(board, col, emptiesNum);
}
int CRegionEvaluator::C2Val(ChessType c, ChessType x, ChessType o, int xv, int ov, int m) const
{
return (c!=x?(c!=o?m:ov):xv);
}
int CRegionEvaluator::Score(ChessType* board, ChessType color, int emptiesNum) const
{
ChessType oppcolor = Oppl_ch(color);
int tmpEval = BorderScore(board, color, oppcolor); //四边
tmpEval += AngleScore(board, color, oppcolor); //四角
tmpEval += CenterScore(board, color, oppcolor); //中心区域
tmpEval += InnerBorderScore(board, color, oppcolor); //中心区域
tmpEval += CountScore(board, color, oppcolor, emptiesNum);
return tmpEval;
}
int CRegionEvaluator::AngleScore(ChessType* board, ChessType color, ChessType oppcolor) const
{
int tmpEval = 0;
if(board[LUC_in] == EMPTY){
tmpEval += C2Val(board[LUC_X], color, oppcolor, -50, 50, (CGameScript::IsLocable(LUC_X, color, board) ? -5 : 0));
tmpEval += C2Val(board[LUC_C1], color, oppcolor, (board[PT_C1] != EMPTY ? -5 : -10), (board[PT_C1] != EMPTY ? 5 : 10), (CGameScript::IsLocable(LUC_C1, color, board) ? -2 : 0));
tmpEval += C2Val(board[LUC_C2], color, oppcolor, (board[PT_A3] != EMPTY ? -5 : -10), (board[PT_A3] != EMPTY ? 5 : 10), (CGameScript::IsLocable(LUC_C2, color, board) ? -2 : 0));
if(CGameScript::IsLocable(LUC_in, color, board))
tmpEval += 12;
if(board[LUC_C1] != EMPTY || board[LUC_C2] != EMPTY)
tmpEval += C2Val(board[LUC_X], color, oppcolor, -4, 4);
} else{
if(board[LUC_C1] != EMPTY || board[LUC_C2] != EMPTY){
tmpEval += board[LUC_in] != color ? -80 : 80;
tmpEval += C2Val(board[LUC_C1], color, oppcolor, 40, -40);
tmpEval += C2Val(board[LUC_C2], color, oppcolor, 40, -40);
}else{
tmpEval += board[LUC_in] != color ? -60 : 60;
}
tmpEval += C2Val(board[LUC_X], color, oppcolor, 2, -2);
}
if(board[RUC_in] == EMPTY){
tmpEval += C2Val(board[RUC_X], color, oppcolor, -50, 50, (CGameScript::IsLocable(RUC_X, color, board) ? -5 : 0));
tmpEval += C2Val(board[RUC_C1], color, oppcolor, (board[PT_F1] != EMPTY ? -5 : -10), (board[PT_F1] != EMPTY ? 5 : 10), (CGameScript::IsLocable(RUC_C1, color, board) ? -2 : 0));
tmpEval += C2Val(board[RUC_C2], color, oppcolor, (board[PT_H3] != EMPTY ? -5 : -10), (board[PT_H3] != EMPTY ? 5 : 10), (CGameScript::IsLocable(RUC_C2, color, board) ? -2 : 0));
if(CGameScript::IsLocable(RUC_in, color, board))
tmpEval += 12;
if(board[RUC_C1] != EMPTY || board[RUC_C2] != EMPTY)
tmpEval += C2Val(board[RUC_X], color, oppcolor, -4, 4);
} else{
if(board[RUC_C1] != EMPTY || board[RUC_C2] != EMPTY) {
tmpEval += board[RUC_in] != color ? -80 : 80;
tmpEval += C2Val(board[RUC_C1], color, oppcolor, 40, -40);
tmpEval += C2Val(board[RUC_C2], color, oppcolor, 40, -40);
} else {
tmpEval += board[RUC_in] != color ? -60 : 60;
}
tmpEval += C2Val(board[RUC_X], color, oppcolor, 2, -2);
}
if(board[LDC_in] == EMPTY){
tmpEval += C2Val(board[LDC_X], color, oppcolor, -50, 50, (CGameScript::IsLocable(LDC_X, color, board) ? -5 : 0));
tmpEval += C2Val(board[LDC_C1], color, oppcolor, (board[PT_C8] != EMPTY ? -5 : -10), (board[PT_C8] != EMPTY ? 5 : 10), (CGameScript::IsLocable(LDC_C1, color, board)? -2: 0));
tmpEval += C2Val(board[LDC_C2], color, oppcolor, (board[PT_A6] != EMPTY ? -5 : -10), (board[PT_A6] != EMPTY ? 5 : 10), (CGameScript::IsLocable(LDC_C2, color, board)? -2: 0));
if(CGameScript::IsLocable(LDC_in, color, board))
tmpEval += 12;
if(board[LDC_C2] != EMPTY || board[LDC_C1] != EMPTY)
tmpEval += C2Val(board[LDC_X], color, oppcolor, -4, 4);
} else{
if(board[LDC_C1] != EMPTY || board[LDC_C2] != EMPTY){
tmpEval += board[LDC_in] != color ? -80 : 80;
tmpEval += C2Val(board[LDC_C1], color, oppcolor, 40, -40);
tmpEval += C2Val(board[LDC_C2], color, oppcolor, 40, -40);
} else {
tmpEval += board[LDC_in] != color ? -60 : 60;
}
tmpEval += C2Val(board[LDC_X], color, oppcolor, 2, -2);
}
if(board[RDC_in] == EMPTY){
tmpEval += C2Val(board[RDC_X], color, oppcolor, -50, 50, (CGameScript::IsLocable(RDC_X, color, board) ? -5 : 0));
tmpEval += C2Val(board[RDC_C2], color, oppcolor, (board[PT_H6] != EMPTY ? -5 : -10), (board[PT_H6] != EMPTY ? 5 : 10), (CGameScript::IsLocable(RDC_C2, color, board) ? -2 : 0));
tmpEval += C2Val(board[RDC_C1], color, oppcolor, (board[PT_F8] != EMPTY ? -5 : -10), (board[PT_F8] != EMPTY ? 5 : 10), (CGameScript::IsLocable(RDC_C1, color, board) ? -2 : 0));
if(CGameScript::IsLocable(RDC_in, color, board))
tmpEval += 12;
if(board[RDC_C2] != EMPTY || board[RDC_C1] != EMPTY)
tmpEval += C2Val(board[RDC_X], color, oppcolor, -4, 4);
} else{
if(board[RDC_C2] != EMPTY || board[RDC_C1] != EMPTY){
tmpEval += board[RDC_in] != color ? -80 : 80;
tmpEval += C2Val(board[RDC_C2], color, oppcolor, 40, -40);
tmpEval += C2Val(board[RDC_C1], color, oppcolor, 40, -40);
} else{
tmpEval += board[RDC_in] != color ? -60 : 60;
}
tmpEval += C2Val(board[RDC_X], color, oppcolor, 2, -2);
}
return tmpEval;
}
int CRegionEvaluator::BorderScore(ChessType *board, ChessType color, ChessType oppcolor) const
{
int i;
int tmpEval = 0;
if(board[LUC_in] != EMPTY || board[RUC_in] != EMPTY) {
for(i = PT_C1; i <= PT_F1; i+= GO_RIGHT)
tmpEval += C2Val(board[i], color, oppcolor, 20, -20);
} else{
for(i = PT_C1; i <= PT_F1; i+= GO_RIGHT)
tmpEval += C2Val(board[i], color, oppcolor, -2, 2);
}
if(board[RDC_in] != EMPTY || board[RUC_in] != EMPTY){
for(i = PT_H3; i <= PT_H6; i += GO_DOWN)
tmpEval += C2Val(board[i], color, oppcolor, 20, -20);
} else{
for(i = PT_H3; i <= PT_H6; i += GO_DOWN)
tmpEval += C2Val(board[i], color, oppcolor, -2, 2);
}
if(board[RDC_in] != EMPTY || board[LDC_in] != EMPTY){
for(i = PT_C8; i <= PT_F8; i+= GO_RIGHT)
tmpEval += C2Val(board[i], color, oppcolor, 20, -20);
} else{
for(i = PT_C8; i <= PT_F8; i+= GO_RIGHT)
tmpEval += C2Val(board[i], color, oppcolor, -2, 2);
}
if(board[LUC_in] != EMPTY || board[LDC_in] != EMPTY){
for(i = PT_A3; i <= PT_A6; i += GO_DOWN)
tmpEval += C2Val(board[i], color, oppcolor, 20, -20);
} else{
for(i = PT_A3; i <= PT_A6; i += GO_DOWN)
tmpEval += C2Val(board[i], color, oppcolor, -2, 2);
}
return tmpEval;
}
int CRegionEvaluator::CenterScore(ChessType *board, ChessType color, ChessType oppcolor) const
{
int tmpEval=0;
for(int i = PT_C3; i <= PT_F6;){ //中心区域
tmpEval += C2Val(board[i], color, oppcolor, -2, 2);
if(i % XL_UB == 6)
i += 6;
else
i+= GO_RIGHT;
}
return tmpEval;
}
int CRegionEvaluator::InnerBorderScore(ChessType *board, ChessType color, ChessType oppcolor) const
{
int tmpEval = 0;
int j = PT_C2; //内边
for(int i = PT_B3; j <= PT_F2; i += GO_DOWN){
tmpEval += C2Val(board[j], color, oppcolor, -2, 2);
tmpEval += C2Val(board[j+45], color, oppcolor, -2, 2);
tmpEval += C2Val(board[i], color, oppcolor, -2, 2);
tmpEval += C2Val(board[i+5], color, oppcolor, -2, 2);
j+= GO_RIGHT;
}
return tmpEval;
}
int CRegionEvaluator::CountScore(ChessType *board, ChessType color, ChessType oppcolor, int emptiesNum) const
{
int i, j;
int tmpEval = 0;
if(emptiesNum > 29){
for(i = LUC_in; i <= RDC_in; i+= GO_RIGHT){
if(board[i] == oppcolor){
for(j = 0; j < 8; j++) {
if(!CGameScript::IsLocable(i + CGameScript::DrctInc[j], color, board))
continue;
tmpEval += 20;
break;
}
} else if(board[i] == color) {
int sum = 0;
for(j = 0; j < 8; j++)
if(board[i + CGameScript::DrctInc[j]] == color || board[i + CGameScript::DrctInc[j]] == BLOCK)
sum++;
if(sum <= 2)
tmpEval -= 10;
}
}
} else {
for(i = LUC_in; i <= RDC_in; i+= GO_RIGHT)
if(CGameScript::IsLocable(i, color, board))
tmpEval += 30;
else if(board[i] == EMPTY || board[i] == oppcolor){
int sum = 0;
for(j = 0; j < 8; j++)
if(board[i + CGameScript::DrctInc[j]] == color || board[i + CGameScript::DrctInc[j]] == BLOCK) sum++;
if(sum >= 5)
tmpEval -= 15;
}
}
return tmpEval;
}