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/*
* ksokoban - a Sokoban game for TDE
* Copyright (C) 1998 Anders Widell <d95-awi@nada.kth.se>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <string.h>
#include "MapDelta.h"
MapDelta::MapDelta (Map *m) {
source_ = m;
ended_ = true;
start ();
}
void
MapDelta::start () {
assert (ended_);
((Map &) *this) = *source_;
#if 0
memcpy (map_, source_->currentMap_, (MAX_Y+3)*(MAX_X+3)*sizeof (int));
for (int y=1; y<MAX_Y+2; y++) {
for (int x=1; x<MAX_X+2; x++) {
map_[y][x] = source_->currentMap_[y][x];
}
}
xpos_ = source_->xpos_;
ypos_ = source_->ypos_;
#endif
ended_ = false;
}
void
MapDelta::end () {
assert (!ended_);
for (int y=0; y<=MAX_Y; y++) {
for (int x=0; x<=MAX_X; x++) {
map (x, y, map (x, y) != source_->map (x, y));
}
}
if (xpos_ != source_->xpos_ || ypos_ != source_->ypos_) {
map (xpos_, ypos_, 1);
map (source_->xpos_, source_->ypos_, 1);
}
ended_ = true;
}
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