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