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/* Battle Tanks Game
* Copyright (C) 2006-2009 Battle Tanks team
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/*
* Additional rights can be granted beyond the GNU General Public License
* on the terms provided in the Exception. If you modify this file,
* you may extend this exception to your version of the file,
* but you are not obligated to do so. If you do not wish to provide this
* exception without modification, you must delete this exception statement
* from your version and license this file solely under the GPL without exception.
*/
#include "rush.h"
#include "tmx/map.h"
#include "object.h"
#include "mrt/random.h"
using namespace ai;
void Rush::calculateW(Way &way, Object *object, const std::string &area) {
way.clear();
const v2<int> tile_size = Map->getPathTileSize();
const v2<int> map_size = Map->get_size();
const Matrix<int> & water = Map->getAreaMatrix(area);
v2<int> pos;
object->get_center_position(pos);
int im = water.get(pos.y / tile_size.y, pos.x / tile_size.x);
if (im != 1) {
LOG_WARN(("object %s:%d is now on non-hint area (%d:%d value: %d)",
object->animation.c_str(), object->get_id(), pos.y / tile_size.y, pos.x / tile_size.x, im));
object->emit("death", NULL); //bam!
return;
}
int dirs = object->get_directions_number();
if (dirs == 1)
dirs = 16;
int dir = mrt::random(dirs);
v2<float> d;
d.fromDirection(dir, dirs);
d.normalize((tile_size.x + tile_size.y) / 2);
int len = 0;
while(water.get(pos.y / tile_size.y, pos.x / tile_size.x) == 1) {
++len;
pos += d.convert<int>();
}
//LOG_DEBUG(("d: %g %g, len: %d", d.x, d.y, len));
len -= (int)(object->size.x + object->size.y) / (tile_size.x + tile_size.y) / 2 + 1;
if (len > 0) {
len = 1 + len / 2 + (len % 2) + mrt::random(len / 2);
object->get_center_position(pos);
pos += (d * len).convert<int>();
if (pos.x < object->size.x / 2)
pos.x = (int)object->size.x / 2;
if (pos.y < object->size.y / 2)
pos.y = (int)object->size.y / 2;
if (pos.x + object->size.x / 2 > map_size.x)
pos.x = map_size.x - (int)object->size.x / 2;
if (pos.y + object->size.y / 2 > map_size.y)
pos.y = map_size.y - (int)object->size.y / 2;
way.push_back(pos);
return;
}
}
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