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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 "heli.h"
#include "config.h"
#include "registrar.h"
#include "tmx/map.h"
#include "mrt/random.h"
#include "ai/base.h"
#include "ai/targets.h"
class AIHeli : public Heli, public ai::Base {
public:
AIHeli() : Heli("helicopter"), _reaction(true), _target_dir(-1), _moving_time(0) {}
virtual void on_spawn();
void calculate(const float dt);
virtual void serialize(mrt::Serializator &s) const {
Heli::serialize(s);
ai::Base::serialize(s);
s.add(_reaction);
s.add(_moving_time);
}
virtual void deserialize(const mrt::Serializator &s) {
Heli::deserialize(s);
ai::Base::deserialize(s);
s.get(_reaction);
s.get(_moving_time);
}
virtual const bool validateFire(const int idx) {
return (idx == 0)? canFire() : true;
}
virtual Object * clone() const { return new AIHeli(*this); }
virtual void onIdle(const float dt);
private:
Alarm _reaction;
int _target_dir;
float _moving_time;
};
void AIHeli::onIdle(const float dt) {
Way way;
v2<int> map_size = Map->get_size();
for(int i = 0; i < 2; ++i) {
v2<int> next_target;
next_target.x = (int)size.x / 2 + mrt::random(map_size.x - (int)size.x);
next_target.y = (int)size.y / 2 + mrt::random(map_size.y - (int)size.y);
way.push_back(next_target);
}
set_way(way);
}
void AIHeli::on_spawn() {
GET_CONFIG_VALUE("objects.helicopter.reaction-time", float, rt, 0.1);
mrt::randomize(rt, rt/10);
_reaction.set(rt);
Heli::on_spawn();
ai::Base::on_spawn(this);
ai::Base::multiplier = 3.0f;
}
void AIHeli::calculate(const float dt) {
v2<float> vel;
if (!_reaction.tick(dt))
goto done;
_state.fire = false;
_target_dir = get_target_position(_velocity, ai::Targets->troops, "helicopter-bullet");
if (_target_dir >= 0) {
//LOG_DEBUG(("target: %g %g %g, dir: %d", _velocity.x, _velocity.y, _velocity.length(), _target_dir));
/*
Way way;
if (find_path(tp, way)) {
set_way(way);
calculate_way_velocity();
}
*/
if (_velocity.length() >= 25) {
quantize_velocity();
//_direction.fromDirection(get_direction(), get_directions_number());
} else {
_velocity.clear();
set_direction(_target_dir);
//LOG_DEBUG(("%d", _target_dir));
_direction.fromDirection(_target_dir, get_directions_number());
}
if (_target_dir == get_direction()) {
_state.fire = true;
}
}
if (_target_dir < 0 && !is_driven()) {
_velocity.clear();
_target_dir = -1;
onIdle(dt);
}
done:
GET_CONFIG_VALUE("engine.mass-acceleration-divisor", float, ac_div, 1000.0f);
const float ac_t = mass / ac_div * 0.8;
_state.alt_fire = _moving_time >= ac_t;
calculate_way_velocity();
if (!_velocity.is0()) {
_moving_time += dt;
} else
_moving_time = 0;
GET_CONFIG_VALUE("objects.helicopter.rotation-time", float, rt, 0.2f);
limit_rotation(dt, rt, true, true);
update_state_from_velocity();
}
REGISTER_OBJECT("helicopter", AIHeli, ());
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