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aigo
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aigo/lib/state.cpp

48 lines
1.1 KiB
C++

#include "state.h"
#include <malloc.h>
int State::size = 19;
State::State( void )
{
board = (type*)malloc(sizeof(type) * size * size);
}
State State::generateState (SDL_Surface *boardImg, Settings settings)
{
State state;
int i, j, x, y, r, sum;
point p;
r = 20;
for (i = 0; i < size; i++) {
for (j = 0; j < size; j++) {
p = positionPoint(i, j, settings);
for (y = p.y-r; y < p.y+r; y++) {
for (x = p.x-r; x < p.x+r; x++) {
uint32_t px = PX(boardImg, x, y);
sum += PXR(px) + PXG(px) + PXB(px);
}
}
type t = BOARD;
if (sum < settings.getBlackTreshold()) t = BLACK;
if (sum > settings.getWhiteTreshold()) t = WHITE;
PX_(state.board, i, j, size, size) = t;
}
}
return state;
}
point State::positionPoint(int i, int j, Settings s)
{
point ul = s.getUL(), ur = s.getUR(), bl = s.getBL(), br = s.getBR();
point topp, botp, pp;
topp.x = ul.x + (i*(ur.x-ul.x))/size;
topp.y = ul.y + (i*(ur.y-ul.y))/size;
botp.x = bl.x + (i*(br.x-bl.x))/size;
botp.y = bl.y + (i*(br.y-bl.y))/size;
pp.x = topp.x + (j*(botp.x-topp.x))/size;
pp.y = topp.y + (j*(botp.y-topp.y))/size;
return pp;
}