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/*
Copyright (C) 2004-2011 Parallel Realities
Copyright (C) 2011-2015 Perpendicular Dimensions
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.
*/
#include "explosions.h"
void addExplosion(float x, float y, int radius, Entity *owner)
{
audio.playSound(SND_GRENADE, CH_EXPLODE, x);
float dx, dy;
int distX, distY;
int distance;
Sprite *explosion = graphics.getSprite("Explosion", true);
for (int i = 0 ; i < radius ; i++)
{
dx = Math::rrand(-radius, radius); dx /= 10;
dy = Math::rrand(-radius, radius); dy /= 10;
map.addParticle(x, y, dx, dy, Math::rrand(5, 30), graphics.white, explosion, PAR_WEIGHTLESS);
}
Entity *enemy = (Entity*)map.enemyList.getHead();
while (enemy->next != NULL)
{
enemy = (Entity*)enemy->next;
if ((enemy->flags & ENT_IMMUNE) || (enemy->flags & ENT_IMMUNEEXPLODE))
{
continue;
}
if (enemy->dead == DEAD_DYING)
{
continue;
}
distX = (int)fabs(enemy->x + (enemy->width / 2) - x);
distY = (int)fabs(enemy->y + (enemy->height / 2) - y);
distX *= distX;
distY *= distY;
distance = (int)sqrt(distX + distY);
if (radius - distance > 0)
{
if (enemy->health > 0)
{
enemy->health -= radius - distance;
if (enemy->health <= 0)
{
checkObjectives("Enemy", false);
checkObjectives(enemy->name, false);
}
if (!(enemy->flags & ENT_STATIC))
{
if (enemy->flags & ENT_EXPLODES)
{
audio.playSound(SND_ELECDEATH1 + Math::prand() % 3, CH_DEATH, enemy->x);
}
else
{
if (game.gore)
{
audio.playSound(SND_DEATH1 + Math::prand() % 3, CH_DEATH, enemy->x);
}
}
}
if (owner == &player)
{
addPlayerScore(enemy->value);
}
}
for (int i = 0 ; i < 4 ; i++)
{
(enemy->flags & ENT_EXPLODES) ? addSmokeAndFire(enemy, Math::rrand(-15, 5), Math::rrand(-15, 5), 2) : addBlood(enemy, Math::rrand(-5, 5), Math::rrand(-5, 5), 1);
}
if (!(enemy->flags & ENT_STATIC))
{
enemy->dx = Math::rrand(-5, 5);
enemy->dy = Math::rrand(-5, 0);
}
}
}
if ((player.immune) || (player.health <= -60) || (owner == &player) || (game.missionOver > 0))
{
return;
}
distX = (int)fabs(player.x + (player.width / 2) - x);
distY = (int)fabs(player.y + (player.height / 2) - y);
distX *= distX;
distY *= distY;
distance = (int)sqrt(distX + distY);
if (radius - distance >= 0)
throwAndDamageEntity(&player, 2, -3, 3, -8);
}
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