kolibrios/programs/games/checkers/trunk/player.h

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#ifndef _HEADER_PLAYER_H
#define _HEADER_PLAYER_H
#include "position.h"
#include "sysproc.h"
#include <stdlib.h>
#include <stdio.h>
#include <assert.h>
template <class tvalue>
class TBaseCompPlayer : public TChPlayer
{
public:
static const int PKind;
static const tvalue win_val;
public:
TBaseCompPlayer() : draw(0), data(0) {}
virtual int PlayerID() {return PKind;}
virtual int Move(PMv &pmv);
struct PMvv : public PMv
{
tvalue val;
};
struct Z
{
Z(int marr = 400) : narr(0), marr(marr) {array = new PMvv[marr];}
~Z() {Clear();}
void Clear() {if (array) {delete[] array; array = 0;} marr = 0; narr = 0;}
void AddPos(int n);
void AddPos() {AddPos(narr + 1);}
int FindAllMoves(PMv pmv, int onlyeat = 0);
void FindSideEats(PMv &pmv, int k, int sx, int sy);
static int ComparePMv(const void *v1, const void *v2);
void Sort(int n0, int n1);
int marr, narr;
PMvv *array;
};
static tvalue GetLossValue(const Position &pos);
virtual tvalue GetValue(const Position &pos, int num = 0);
tvalue GetFullValue(const Position &pos, int num = 0);
tvalue FindBMove(Z &z, int num, PMvv *pmv, int zn = -1,
tvalue a = -2 * win_val, tvalue b = 2 * win_val);
public:
void (*draw)(void*, int ); //draw() wants int = 0 as a default argument
void *data;
};
template <class tvalue>
const int TBaseCompPlayer<tvalue>::PKind = 0x2000;
template <class tvalue>
const tvalue TBaseCompPlayer<tvalue>::win_val = (tvalue)10000000L;
template <class tvalue>
void TBaseCompPlayer<tvalue>::Z::AddPos(int n)
{
if (marr < n)
{
int m0 = marr;
PMvv *arr0 = array;
marr = 2*n + 10;
array = new PMvv[marr];
if (arr0)
{
int i;
for (i = 0; i < m0; i++) array[i] = arr0[i];
delete[] arr0;
}
}
}
template <class tvalue>
void TBaseCompPlayer<tvalue>::Z::FindSideEats(PMv &pmv, int k, int sx, int sy)
{
int x, y;
NumToPole(k, x, y);
if (pmv.pos.SH[k] == pmv.pos.wmove + 1)
{
int xx = x + 2*sx, yy = y + 2*sy;
if (xx >= 0 && xx < NW_CELL && yy >= 0 && yy < NW_CELL)
{
int kk = PoleToNum(xx, yy);
if (pmv.pos.SH[kk] == 0)
{
int k1 = PoleToNum(x + sx, y + sy);
char nk1 = pmv.pos.SH[k1];
if (nk1 == 2 - pmv.pos.wmove || nk1 == 4 - pmv.pos.wmove)
{
char SH_k1 = pmv.pos.SH[k1];
pmv.pos.Del(k1); pmv.pos.Move(k, kk);
if (pmv.pos.wmove == 0 && yy == NW_CELL - 1 ||
pmv.pos.wmove == 1 && yy == 0) pmv.pos.SH[kk] += (char)2;
pmv.mv[++pmv.mv[0]] = (char)kk;
int nold = narr;
FindSideEats(pmv, kk, sx, sy);
FindSideEats(pmv, kk, sy, -sx);
FindSideEats(pmv, kk, -sy, sx);
if (narr == nold)
{
AddPos();
(PMv&)array[narr] = pmv;
array[narr].pos.wmove = !pmv.pos.wmove;
narr++;
}
pmv.mv[0]--;
pmv.pos.SH[k1] = SH_k1; pmv.pos.Del(kk);
pmv.pos.SH[k] = char(pmv.pos.wmove + 1);
}
}
}
}
else if (pmv.pos.SH[k] == pmv.pos.wmove + 3)
{
int i, i0, i1;
if (sx < 0) i0 = x;
else i0 = NW_CELL - x - 1;
if (sy < 0) i1 = y;
else i1 = NW_CELL - y - 1;
if (i0 > i1) i0 = i1;
if (i0 >= 2)
{
pmv.pos.Del(k);
pmv.mv[0]++;
i1 = -1;
int kk, kk1;
char SH_kk1;
int nold = narr;
for (i = 1; i <= i0; i++)
{
kk = PoleToNum(x + i*sx, y + i*sy);
char chh = pmv.pos.SH[kk];
if (chh)
{
if (i1 >= 0 || (chh != 2 - pmv.pos.wmove && chh != 4 - pmv.pos.wmove)) break;
else
{
i1 = i; kk1 = kk;
SH_kk1 = chh;
pmv.pos.Del(kk1);
}
}
else if (i1 >= 0)
{
pmv.pos.SH[kk] = char(pmv.pos.wmove + 3);
pmv.mv[pmv.mv[0]] = (char)kk;
if (i == i1+1) FindSideEats(pmv, kk, sx, sy);
FindSideEats(pmv, kk, sy, -sx);
FindSideEats(pmv, kk, -sy, sx);
pmv.pos.Del(kk);
}
}
if (narr == nold && i1 >= 0)
{
while (--i > i1)
{
kk = PoleToNum(x + i*sx, y + i*sy);
AddPos();
(PMv&)array[narr] = pmv;
array[narr].pos.SH[kk] = char(pmv.pos.wmove + 3);
array[narr].mv[pmv.mv[0]] = (char)kk;
array[narr].pos.wmove = !pmv.pos.wmove;
narr++;
}
}
pmv.mv[0]--;
pmv.pos.SH[k] = char(pmv.pos.wmove + 3);
if (i1 >= 0) pmv.pos.SH[kk1] = SH_kk1;
}
}
}
template <class tvalue>
int TBaseCompPlayer<tvalue>::Z::FindAllMoves(PMv pmv, int onlyeat)
{
int k, nold = narr, was_eat = 1;
pmv.mv[0] = 1;
for (k = 0; k < NUM_CELL; k++)
{
if (pmv.pos.SH[k] == pmv.pos.wmove + 1 || pmv.pos.SH[k] == pmv.pos.wmove + 3)
{
pmv.mv[1] = (char)k;
FindSideEats(pmv, k, 1, 1);
FindSideEats(pmv, k, 1, -1);
FindSideEats(pmv, k, -1, 1);
FindSideEats(pmv, k, -1, -1);
}
}
if (narr == nold)
{
was_eat = 0;
if (!onlyeat)
{
pmv.mv[0] = 2;
for (k = 0; k < NUM_CELL; k++)
{
if (pmv.pos.SH[k] == pmv.pos.wmove + 1)
{
pmv.mv[1] = (char)k;
int x, x0, x1, y;
NumToPole(k, x0, y);
if (pmv.pos.wmove == 1) y--; else y++;
if (y >= 0 && y < NW_CELL)
{
int kk;
x1 = (x0--) + 1;
for (x = x0; x <= x1; x += 2) if (x >= 0 && x < NW_CELL)
{
kk = PoleToNum(x, y);
if (pmv.pos.SH[kk] == 0)
{
AddPos();
(PMv&)array[narr] = pmv;
array[narr].pos.Del(k);
if (pmv.pos.wmove == 0 && y == NW_CELL - 1 ||
pmv.pos.wmove == 1 && y == 0)
{
array[narr].pos.Add(kk, char(pmv.pos.wmove + 3));
}
else array[narr].pos.Add(kk, char(pmv.pos.wmove + 1));
array[narr].mv[2] = (char)kk;
array[narr].pos.wmove = !pmv.pos.wmove;
narr++;
}
}
}
}
else if (pmv.pos.SH[k] == pmv.pos.wmove + 3)
{
pmv.mv[1] = (char)k;
int x, y, sx, sy;
NumToPole(k, x, y);
for (sx = -1; sx <= 1; sx += 2) if (x + sx >= 0 && x + sx < NW_CELL)
{
for (sy = -1; sy <= 1; sy += 2) if (y + sy >= 0 && y + sy < NW_CELL)
{
int i, i0, i1;
if (sx < 0) i0 = x;
else i0 = NW_CELL - x - 1;
if (sy < 0) i1 = y;
else i1 = NW_CELL - y - 1;
if (i0 > i1) i0 = i1;
for (i = 1; i <= i0; i++)
{
int kk = PoleToNum(x + i*sx, y + i*sy);
if (pmv.pos.SH[kk]) break;
AddPos();
(PMv&)array[narr] = pmv;
array[narr].pos.Move(k, kk);
array[narr].mv[2] = (char)kk;
array[narr].pos.wmove = !pmv.pos.wmove;
narr++;
}
}
}
}
}
}
}
pmv.mv[0] = 0;
return was_eat;
}
template <class tvalue>
int TBaseCompPlayer<tvalue>::Z::ComparePMv(const void *v1, const void *v2)
{
PMvv *pmv1 = (PMvv*)v1, *pmv2 = (PMvv*)v2;
if (pmv1->val < pmv2->val) return -1;
else if (pmv1->val > pmv2->val) return 1;
else return 0;
}
template <class tvalue>
void TBaseCompPlayer<tvalue>::Z::Sort(int n0, int n1)
{
qsort(array + n0, n1 - n0, sizeof(PMvv), ComparePMv);
}
template <class tvalue>
tvalue TBaseCompPlayer<tvalue>::GetLossValue(const Position &pos)
{
tvalue val = -win_val - 1000021L;
for (int i = 0; i < NUM_CELL; i++)
{
if (pos.SH[i] == 1 + pos.wmove) val -= 10000L;
else if (pos.SH[i] == 2 - pos.wmove) val -= 100L;
else if (pos.SH[i] == 3 + pos.wmove) val -= 80000L;
else if (pos.SH[i] == 4 - pos.wmove) val -= 100L;
}
return val;
}
template <class tvalue>
tvalue TBaseCompPlayer<tvalue>::GetValue(const Position &pos, int num)
{
tvalue val = 0;
if (num == 0)
{
int NumDM0 = 0, NumDM1 = 0;
for (int i = 0; i < NUM_CELL; i++)
{
short PreimSHPos[32] = {243, 243, 243, 245,
240, 240, 240, 240,
244, 244, 244, 244,
245, 248, 248, 245,
249, 250, 250, 248,
256, 260, 260, 256,
280, 280, 280, 260,
280, 280, 280, 280};
if (pos.SH[i] == 1 + pos.wmove)
{
val += PreimSHPos[pos.wmove ? (NUM_CELL - 1 - i) : i];
}
else if (pos.SH[i] == 2 - pos.wmove)
{
val -= PreimSHPos[pos.wmove ? i : (NUM_CELL - 1 - i)];
}
else if (pos.SH[i] == 3 + pos.wmove) NumDM1++;
else if (pos.SH[i] == 4 - pos.wmove) NumDM0++;
}
if (NumDM1 > 0)
{
val += 560; NumDM1--;
if (NumDM1 > 0)
{
val += 432; NumDM1--;
val += NumDM1 * 384;
}
}
if (NumDM0 > 0)
{
val -= 560; NumDM0--;
if (NumDM0 > 0)
{
val -= 432; NumDM0--;
val -= NumDM0 * 384;
}
}
}
if (num == 1)
{
char NSH1 = 0, NSH0 = 0, NDM1 = 0, NDM0 = 0;
int i;
for (i = 0; i < 32; i++)
{
if (pos.SH[i] == 1 + pos.wmove) NSH1++;
else if (pos.SH[i] == 2 - pos.wmove) NSH0++;
else if (pos.SH[i] == 3 + pos.wmove) NDM1++;
else if (pos.SH[i] == 4 - pos.wmove) NDM0++;
}
if (NDM1 > 0 && NDM0 > 0 && NSH1 + NSH0 < 3)
{
unsigned char HwoBD = 0;
char Sh0BD = 1, Sh1BD = 1;
for (i = 0; i < 8; i++)
{
char ShBD = pos.SH[PoleToNum(i, 7 - i)];
if (ShBD == 1 + pos.wmove) Sh1BD++;
else if (ShBD == 2 - pos.wmove) Sh0BD++;
else if (ShBD == 3 + pos.wmove) HwoBD |= 2;
else if (ShBD == 4 - pos.wmove) HwoBD |= 1;
}
if (HwoBD == 2) val += 128 / Sh0BD;
if (HwoBD == 1) val -= 128 / Sh1BD;
if (NDM1 >= 3 && NDM0 == 1 && NSH1 == 0 && NSH0 == 0 && HwoBD == 1)
{
char Best4P[4][2] = {{0,9}, {4,13}, {31,22}, {27,18}};
char Add = 0;
for (i = 0; i < 4; i++)
{
Add |= char((pos.SH[Best4P[i][0]] == 3 + pos.wmove) * 3 +
(pos.SH[Best4P[i][1]] == 3 + pos.wmove));
}
if (Add >= 4) val += 32;
else if (Add == 3) val += 24;
else if (Add >= 1) val += 16;
}
else if (NDM0 >= 3 && NDM1 == 1 && NSH0 == 0 && NSH1 == 0 && HwoBD == 2)
{
char Best4P[4][2] = {{0,9}, {4,13}, {31,22}, {27,18}};
char Add = 0;
for (i = 0; i < 4; i++)
{
Add |= char((pos.SH[Best4P[i][0]] == 4 - pos.wmove) * 3 +
(pos.SH[Best4P[i][1]] == 4 - pos.wmove));
}
if (Add >= 4) val -= 32;
else if (Add == 3) val -= 24;
else if (Add >= 1) val -= 16;
}
}
else
{
for (i = 0; i < NUM_CELL; i++)
{
char Color = char(pos.SH[i] - 1);
if (Color == 0 || Color == 1)
{
char qi = Color ? char(NUM_CELL - 1 - i) : char(i);
char Zn = Color ? char(-1) : char(1);
char PreZ = (Color == pos.wmove) ? char(1) : char(-1);
if (pos.SH[i + Zn * 8] != 2 - Color)
{
if (qi / 4 == 2)
{
char IsFree = 0;
if (pos.SH[i - Zn * 4] == 2 - Color) IsFree += (char)2;
else if (qi != 8)
{
if (pos.SH[i - Zn ] == 2 - Color ||
pos.SH[i - Zn * 9] == 2 - Color) IsFree += (char)2;
else if (Color != pos.wmove)
if (pos.SH[i - Zn * 5] == 2 - Color) IsFree++;
}
if (qi == 11) IsFree += (char)2;
else if (pos.SH[i + Zn ] == 2 - Color ||
pos.SH[i - Zn * 3] == 2 - Color ||
pos.SH[i - Zn * 7] == 2 - Color) IsFree += (char)2;
else if (Color != pos.wmove && qi != 10)
{
if (pos.SH[i - Zn * 2] == 2 - Color) IsFree++;
}
if (IsFree < 3) val += PreZ * 176 / (1 + NDM0 + NDM1);
else if (qi == 9 || qi == 10)
{
val += PreZ * 128 / (1 + NDM0 + NDM1);
}
}
else if (qi / 4 == 3)
{
char IsFree = 0;
if (pos.SH[i - Zn * 12] == 2 - Color)
{
if (Color == pos.wmove) IsFree += (char)11;
else IsFree += (char)12;
}
else if (pos.SH[i - Zn * 4] == 2 - Color) IsFree += (char)11;
else if (qi == 15) IsFree += (char)5;
else if (pos.SH[i - Zn * 7] == 2 - Color) IsFree += (char)9;
else if (pos.SH[i + Zn] == 2 - Color) IsFree += (char)8;
else if (pos.SH[i - Zn * 11] == 2 - Color)
{
if (Color == pos.wmove) IsFree += (char)5;
else IsFree += (char)7;
}
else if (pos.SH[i - Zn * 3] == 2 - Color) IsFree += (char)5;
else if (qi != 14)
{
if (pos.SH[i - Zn * 6] == 2 - Color) IsFree += (char)3;
else if (Color != pos.wmove)
{
if (pos.SH[i - Zn * 10] == 2 - Color) IsFree++;
}
}
if (qi == 12) IsFree += (char)7;
else if (pos.SH[i - Zn * 13] == 2 - Color)
{
if (Color == pos.wmove) IsFree += (char)11;
else IsFree += (char)12;
}
else if (pos.SH[i - Zn * 5] == 2 - Color) IsFree += (char)11;
else if (pos.SH[i - Zn * 9] == 2 - Color) IsFree += (char)9;
else if (pos.SH[i - Zn] == 2 - Color) IsFree += (char)8;
else if (qi != 13)
{
if (pos.SH[i - Zn * 14] == 2 - Color)
{
if (Color == pos.wmove) IsFree += (char)5;
else IsFree += (char)7;
}
else if (pos.SH[i - Zn * 6] == 2 - Color) IsFree += (char)5;
else if (pos.SH[i - Zn * 10] == 2 - Color) IsFree += (char)3;
else if (Color != pos.wmove && qi != 14)
{
if (pos.SH[i - Zn * 15] == 2 - Color) IsFree++;
}
}
if (IsFree < ((Color == pos.wmove) ? 14 : 12))
{
val += PreZ * 160 / (1 + NDM0 + NDM1);
}
}
}
}
}
}
}
if (num == 2)
{
char NSH1 = 0, NSH0 = 0, NDM1 = 0, NDM0 = 0;
for (int i = 0; i < NUM_CELL; i++)
{
if (pos.SH[i] == 1 + pos.wmove) NSH1++;
else if (pos.SH[i] == 2 - pos.wmove) NSH0++;
else if (pos.SH[i] == 3 + pos.wmove) NDM1++;
else if (pos.SH[i] == 4 - pos.wmove) NDM0++;
}
if (NDM1 > 0 && NDM0 > 0 && NSH1 == 0 && NSH0 == 0)
{
short PrP = 0;
char Cpos3 = -1;
if (NDM1 == 3 && NDM0 == 1 && NSH1 == 0 && NSH0 == 0) Cpos3 = 1;
else if (NDM1 == 1 && NDM0 == 3 && NSH1 == 0 && NSH0 == 0) Cpos3 = 0;
if (Cpos3 >= 0)
{
for (int Osm = 0; Osm <= 1; Osm++) for (int Csm = 0; Csm <= 1; Csm++)
{
char PosSH[7][3] = {{13, 17, 18}, {6, 17, 18}, {9, 21, 22},
{17, 18, 19}, {9, 10, 15}, {11, 14, 18}, {2, 14, 18}};
for (char PosNi = 0; PosNi < 7; PosNi++)
{
bool IsPosR = 1;
for (char ShNi = 0; ShNi < 3; ShNi++)
{
char DNomSh = (Csm == 1) ? char(31 - PosSH[PosNi][ShNi])
: char(PosSH[PosNi][ShNi]);
if (Osm == 1)
{
int x, y;
NumToPole(DNomSh, x, y);
DNomSh = (char)PoleToNum(y, x);
}
if (pos.SH[DNomSh] != 3 + (Cpos3 == pos.wmove)) IsPosR = 0;
}
if (IsPosR)
{
if (PosNi == 3)
{
if (Cpos3 == 1)
{
if (pos.SH[(Csm == 1) ? 29 : 2] !=
4 - (Cpos3 == pos.wmove) && pos.SH[(Csm == 1) ? 11 : 20] !=
4 - (Cpos3 == pos.wmove)) PrP = 216;
}
else
{
bool PrPZ = 1;
for (int i = 0; i < 6; i++)
if (pos.SH[PoleToNum((Csm == 1) ? (i + 2) : i,
(Csm == 1) ? (7 - i) : (5 - i))] ==
4 - (Cpos3 == pos.wmove)) PrPZ = 0;
if (PrPZ) PrP = -216;
}
}
else if (PosNi == 4)
{
if (Cpos3 == 1)
{
if (pos.SH[ 0] != 4 - (Cpos3 == pos.wmove) &&
pos.SH[ 4] != 4 - (Cpos3 == pos.wmove) &&
pos.SH[27] != 4 - (Cpos3 == pos.wmove) &&
pos.SH[31] != 4 - (Cpos3 == pos.wmove))
{
PrP = 216;
}
}
else
{
if (pos.SH[(Csm == Osm) ? 4 : 0] != 4 - (Cpos3 == pos.wmove) &&
pos.SH[(Csm == Osm) ? 8 : 5] != 4 - (Cpos3 == pos.wmove) &&
pos.SH[(Csm == Osm) ? 26 : 23] != 4 - (Cpos3 == pos.wmove) &&
pos.SH[(Csm == Osm) ? 31 : 27] != 4 - (Cpos3 == pos.wmove))
{
PrP = -216;
}
}
}
else if (PosNi == 5)
{
char DNomSh = (Cpos3 == 1) ? ((Osm == 1) ? (char)16 : (char)6)
: ((Osm == 1) ? (char)20 : (char)2);
if (Csm == 1) DNomSh = char(31 - DNomSh);
if (pos.SH[DNomSh] == 4 - (Cpos3 == pos.wmove))
{
PrP = (Cpos3 == 1) ? short(160) : short(-160);
}
}
else if (PosNi == 6)
{
if (Cpos3 == 1)
{
if (pos.SH[ 1] == 4 - (Cpos3 == pos.wmove) ||
pos.SH[12] == 4 - (Cpos3 == pos.wmove) ||
pos.SH[19] == 4 - (Cpos3 == pos.wmove) ||
pos.SH[30] == 4 - (Cpos3 == pos.wmove))
{
PrP = 168;
}
}
else
{
if (pos.SH[(Csm == 1) ? 15 : 6] == 4 - (Cpos3 == pos.wmove) ||
pos.SH[(Csm == 1) ? 25 : 16] == 4 - (Cpos3 == pos.wmove))
{
PrP = -168;
}
}
}
else PrP = short(((Cpos3 == 1) ? 1 : -1) * ((PosNi == 0) ? 200 : 208));
}
}
}
}
if (PrP == 0)
{
unsigned char HwoBD = 0;
char NShSBD = 0;
for (int i = 0; i < 8; i++)
{
char ShBD = pos.SH[PoleToNum(i, 7 - i)];
if (ShBD == 3 + pos.wmove) {HwoBD |= 2; NShSBD++;}
else if (ShBD == 4 - pos.wmove) {HwoBD |= 1; NShSBD++;}
}
if (NDM1 >= 3 && NDM0 == 1 && NSH1 == 0 && NSH0 == 0 && HwoBD == 2)
{
if (NShSBD >= 1) val -= NShSBD - 1;
if (pos.SH[ 3] == 3 + pos.wmove) val--;
if (pos.SH[28] == 3 + pos.wmove) val--;
char Drg1 = 0, DrgPS = 0;
bool Drg1p = 0;
for (int i = 0; i < 7; i++)
{
char Sh7D = pos.SH[PoleToNum(i, i + 1)];
if (Sh7D == 3 + pos.wmove) {Drg1++; DrgPS |= 1;}
else if (Sh7D == 4 - pos.wmove) Drg1p = 1;
Sh7D = pos.SH[PoleToNum(i + 1, i)];
if (Sh7D == 3 + pos.wmove) {Drg1++; DrgPS |= 2;}
else if (Sh7D == 4 - pos.wmove) Drg1p = 1;
}
if (pos.SH[0] == 3 + pos.wmove || pos.SH[4] == 3 + pos.wmove ||
pos.SH[27] == 3 + pos.wmove || pos.SH[31] == 3 + pos.wmove)
{if (Drg1p) val += 4; else val -= 1;}
if ((pos.SH[14] == 3 + pos.wmove) == (pos.SH[17] == 3 + pos.wmove))
{if (Drg1 == 1) val += 2;}
else
{
if (Drg1 >= 2)
{
if (Drg1 > 2) val -= 1;
if (DrgPS == 3) val += 4;
if (Drg1p) val += 4; else val += 16;
if (!Drg1p && DrgPS)
{
Drg1 = 0; Drg1p = 0; DrgPS = 0;
for (int i = 0; i < 6; i++)
{
char Sh7D = pos.SH[PoleToNum(i, 5 - i)];
if (Sh7D == 3 + pos.wmove) {Drg1++; DrgPS |= 1;}
else if (Sh7D == 4 - pos.wmove) Drg1p = 1;
Sh7D = pos.SH[PoleToNum(i + 2, 7 - i)];
if (Sh7D == 3 + pos.wmove) {Drg1++; DrgPS |= 2;}
else if (Sh7D == 4 - pos.wmove) Drg1p = 1;
}
if (pos.SH[2] == 3 + pos.wmove || pos.SH[11] == 3 + pos.wmove ||
pos.SH[20] == 3 + pos.wmove || pos.SH[29] == 3 + pos.wmove)
val += 4;
if ((pos.SH[14] == 3 + pos.wmove)
? (pos.SH[13] == 3 + pos.wmove || pos.SH[22] == 3 + pos.wmove)
: (pos.SH[ 9] == 3 + pos.wmove || pos.SH[18] == 3 + pos.wmove))
{
if (Drg1 >= 2)
{
if (DrgPS == 3) val += 4;
if (Drg1p) val += 4; else val += 16;
}
else if (Drg1 == 1) val += 1;
}
else if (Drg1 == 1) val += 2;
}
}
}
}
else if (NDM0 >= 3 && NDM1 == 1 && NSH0 == 0 && NSH1 == 0 && HwoBD == 1)
{
if (NShSBD >= 1) val += NShSBD - 1;
if (pos.SH[ 3] == 4 - pos.wmove) val++;
if (pos.SH[28] == 4 - pos.wmove) val++;
char Drg1 = 0, DrgPS = 0;
bool Drg1p = 0;
for (int i = 0; i < 7; i++)
{
char Sh7D = pos.SH[PoleToNum(i, i + 1)];
if (Sh7D == 4 - pos.wmove) {Drg1++; DrgPS |= 1;}
else if (Sh7D == 3 + pos.wmove) Drg1p = 1;
Sh7D = pos.SH[PoleToNum(i + 1, i)];
if (Sh7D == 4 - pos.wmove) {Drg1++; DrgPS |= 2;}
else if (Sh7D == 3 + pos.wmove) Drg1p = 1;
}
if (pos.SH[0] == 4 - pos.wmove || pos.SH[4] == 4 - pos.wmove ||
pos.SH[27] == 4 - pos.wmove || pos.SH[31] == 4 - pos.wmove)
{if (Drg1p) val -= 4; else val += 1;}
if ((pos.SH[14] == 4 - pos.wmove) == (pos.SH[17] == 4 - pos.wmove))
{if (Drg1 == 1) val -= 2;}
else
{
if (Drg1 >= 2)
{
if (Drg1 > 2) val += 1;
if (DrgPS == 3) val -= 4;
if (Drg1p) val -= 4; else val -= 16;
if (!Drg1p && DrgPS)
{
Drg1 = 0; Drg1p = 0; DrgPS = 0;
for (int i = 0; i < 6; i++)
{
char Sh7D = pos.SH[PoleToNum(i, 5 - i)];
if (Sh7D == 4 - pos.wmove) {Drg1++; DrgPS |= 1;}
else if (Sh7D == 3 + pos.wmove) Drg1p = 1;
Sh7D = pos.SH[PoleToNum(i + 2, 7 - i)];
if (Sh7D == 4 - pos.wmove) {Drg1++; DrgPS |= 2;}
else if (Sh7D == 3 + pos.wmove) Drg1p = 1;
}
if (pos.SH[2] == 4 - pos.wmove || pos.SH[11] == 4 - pos.wmove ||
pos.SH[20] == 4 - pos.wmove || pos.SH[29] == 4 - pos.wmove)
{
val -= 4;
}
if ((pos.SH[14] == 4 - pos.wmove)
? (pos.SH[13] == 4 - pos.wmove || pos.SH[22] == 4 - pos.wmove)
: (pos.SH[ 9] == 4 - pos.wmove || pos.SH[18] == 4 - pos.wmove))
{
if (Drg1 >= 2)
{
if (DrgPS == 3) val -= 4;
if (Drg1p) val -= 4; else val -= 16;
}
else if (Drg1 == 1) val -= 1;
}
else if (Drg1 == 1) val -= 2;
}
}
}
}
else if (NDM1 >= 3 && NDM0 == 1 && NSH1 == 0 && NSH0 == 0 && HwoBD == 1)
{
char Best4P[4][2] = {{0,9}, {4,13}, {31,22}, {27,18}};
char Add = 0;
for (int i = 0; i < 4; i++)
{
Add |= char((pos.SH[Best4P[i][0]] == 3 + pos.wmove) * 3 +
(pos.SH[Best4P[i][1]] == 3 + pos.wmove));
}
if (Add >= 4) val += 3;
else if (Add == 3) val += 2;
else if (Add >= 1) val += 1;
}
else if (NDM0 >= 3 && NDM1 == 1 && NSH0 == 0 && NSH1 == 0 && HwoBD == 2)
{
char Best4P[4][2] = {{0,9}, {4,13}, {31,22}, {27,18}};
char Add = 0;
for (int i = 0; i < 4; i++)
{
Add |= char((pos.SH[Best4P[i][0]] == 4 - pos.wmove) * 3 +
(pos.SH[Best4P[i][1]] == 4 - pos.wmove));
}
if (Add >= 4) val -= 3;
else if (Add == 3) val -= 2;
else if (Add >= 1) val -= 1;
}
}
else val += PrP;
}
}
return val;
}
template <class tvalue>
tvalue TBaseCompPlayer<tvalue>::GetFullValue(const Position &pos, int num)
{
if (!pos.AllCanMove() && !pos.AllCanEat()) return GetLossValue(pos);
else return GetValue(pos, num);
}
template <class tvalue>
tvalue TBaseCompPlayer<tvalue>::FindBMove(Z &z, int num,
PMvv *pmv, int zn, tvalue a, tvalue b)
{
assert(b > a);
assert(num >= 0);
if (num >= 3 && draw) draw(data, 0);
int nlast = z.narr;
if (zn < 0) {z.AddPos(); z.array[zn = z.narr++] = *pmv;}
if (pmv) pmv->mv[0] = 0;
int n0 = z.narr;
int was_eat = z.FindAllMoves(z.array[zn], num <= 0);
int n1 = z.narr;
tvalue val;
if (n1 == n0)
{
assert(!z.array[zn].pos.AllCanEat());
assert(num == 0 || !z.array[zn].pos.AllCanMove());
if (num > 0 || !z.array[zn].pos.AllCanMove()) val = GetLossValue(z.array[zn].pos);
else val = GetValue(z.array[zn].pos, 0);
}
else if (pmv && n1 == n0 + 1 && nlast < n0)
{
*pmv = z.array[n0];
if (!z.array[n0].pos.AllCanMove() && !z.array[n0].pos.AllCanMove())
{
val = -1 - GetLossValue(z.array[n0].pos);
}
else
{
val = -GetValue(z.array[n0].pos, 0);
n1 = -1;
}
}
else
{
int k, opt;
if (num >= 2)
{
if (pmv && n1 > n0 + 1)
{
for (k = 0; k < 2*(n1 - n0); k++)
{
int i0 = n0 + random(n1 - n0), i1 = n0 + random(n1 - n0 - 1);
if (i1 >= i0) i1++;
PMvv t_pmv = z.array[i0];
z.array[i0] = z.array[i1];
z.array[i1] = t_pmv;
}
}
for (k = n0; k < n1; k++) z.array[k].val = GetFullValue(z.array[k].pos);
z.Sort(n0, n1);
}
tvalue cc = 2 * win_val;
tvalue dval = was_eat ? 0 : GetValue(z.array[zn].pos, num);
tvalue aa = -b, bb = -a;
if (aa < -win_val) aa--;
else if (aa > win_val) aa++;
else aa += dval;
if (bb < -win_val) bb--;
else if (bb > win_val) bb++;
else bb += dval;
for (k = n0; k < n1 && bb > aa; k++)
{
tvalue vk;
vk = FindBMove(z, num-1+was_eat, 0, k, aa, bb);
if (vk < cc)
{
opt = k; cc = vk;
if (bb > cc) bb = cc;
}
}
if (cc < -win_val) cc++;
else if (cc > win_val) cc--;
else cc -= dval;
val = -cc;
assert(opt >= n0 && opt < n1);
if (pmv) *pmv = z.array[opt];
}
z.array[zn].val = val;
z.narr = nlast;
if (pmv)
{
if (n1 >= 0) printf("Checkers: value = %ld\n", val);
else printf("Checkers: value = ?\n");
}
return val;
}
template <class tvalue>
int TBaseCompPlayer<tvalue>::Move(PMv &pmv)
{
Z z;
PMvv zpmv;
(PMv&)zpmv = pmv;
if (draw) draw(data, 1);
FindBMove(z, 6, &zpmv);
if (draw) draw(data, -1);
if (zpmv.mv[0] == 0) return 0;
pmv = zpmv;
return 1;
}
typedef TBaseCompPlayer<long> TComputerPlayer;
#endif //_HEADER_PLAYER_H