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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 "object.h"
#include "alarm.h"
#include "registrar.h"
#include "config.h"
#include "ai/targets.h"
class Machinegunner : public Object {
public:
Machinegunner(const char *object) :
Object("trooper-on-launcher"), _fire(true), _object(object)
{ hp = -1; impassability = 0; set_directions_number(16); }
virtual Object * clone() const { return new Machinegunner(*this); }
virtual void on_spawn();
virtual void tick(const float dt);
virtual void calculate(const float dt);
virtual void emit(const std::string &event, Object * emitter = NULL);
virtual const bool take(const BaseObject *obj, const std::string &type);
virtual const std::string getType() const { return "machinegunner"; }
virtual const int getCount() const { return -1; }
virtual void serialize(mrt::Serializator &s) const;
virtual void deserialize(const mrt::Serializator &s);
private:
Alarm _fire;
std::string _object;
};
void Machinegunner::on_spawn() {
play("main", true);
float fr;
Config->get("objects.trooper-on-launcher-with-" + _object + ".fire-rate", fr, 0.2);
_fire.set(fr);
}
void Machinegunner::tick(const float dt) {
Object::tick(dt);
if (_fire.tick(dt) && _state.fire) {
spawn(_object, _object, v2<float>(), _direction);
}
}
void Machinegunner::calculate(const float dt) {
if (_parent != NULL) {
if (_parent->classname != "fighting-vehicle") {
_state.fire = _state.alt_fire = false;
return;
}
}
v2<float> pos, vel;
GET_CONFIG_VALUE("objects.machinegunner-on-launcher.targeting-range", int, range, (int)getWeaponRange("machinegunner-bullet"));
if (!get_nearest(ai::Targets->troops, range, pos, vel, true)) {
_state.fire = false;
Object::calculate(dt);
return;
}
_direction = pos;
_state.fire = true;
_direction.quantize16();
set_direction(_direction.get_direction16() - 1);
//LOG_DEBUG(("found! %g %g dir= %d", _direction.x, _direction.y, dir));
}
void Machinegunner::emit(const std::string &event, Object * emitter) {
if (event == "hold" || event == "move" || event == "launch")
return;
Object::emit(event, emitter);
}
const bool Machinegunner::take(const BaseObject *obj, const std::string &type) {
return false;
}
void Machinegunner::serialize(mrt::Serializator &s) const {
Object::serialize(s);
_fire.serialize(s);
}
void Machinegunner::deserialize(const mrt::Serializator &s) {
Object::deserialize(s);
_fire.deserialize(s);
}
REGISTER_OBJECT("machinegunner-on-launcher", Machinegunner, ("vehicle-machinegunner-bullet"));
REGISTER_OBJECT("thrower-on-launcher", Machinegunner, ("thrower-missile"));
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