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/*
This file is part of Minitrem.
Minitrem 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.
Minitrem 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 Minitrem. If not, see <http://www.gnu.org/licenses/>.
*/
#include "game.hpp"
namespace game {
void grenade_t::compute_bounds(void)
{
v2f_t x_p3d;
x_p3d = x + v2f_t(0.0f, -0.3f * z);
cmodel.bounds[0] = x_p3d - size[0];
cmodel.bounds[1] = x_p3d - size[1];
render_bounds[0] = x_p3d - render_size[0];
render_bounds[1] = x_p3d - render_size[1];
}
grenade_t::grenade_t(game::state_t *game, v2f_t x_, v2f_t target, unit_t *shooter_) : entity_t(game, ET_ROCKET)
{
x = x_;
v = (target - x) * 1.5f;
z = 0.7f;
v_z = 5.0f;
size = rectf_t(v2f_t(-0.1f, -0.1f), v2f_t(0.1f, 0.1f));
render_size = size;
cmodel.cflags = CF_BACKGROUND;
explosion_time = game->time + SEC(3);
wake();
}
void grenade_t::on_spawn(void)
{
}
void grenade_t::on_think(void)
{
v2f_t end;
world::trace_t trace;
if (game->time >= explosion_time) {
cmodel.ignore = true;
game->explosion(x);
delete this;
return;
}
if (z + pow(v_z, 2) < 0.01f)
return;
end = x + v * game->dt;
trace = world->ray_v_all(x, end, CF_SOLID, shooter);
x = trace.end;
v_z += -10.0f * game->dt;
z += v_z * game->dt;
if (z < 0.0f) {
trace = world->ray_v_tiles(x, x, CF_WATER);
if (trace.hit) {
fx_bullet_miss_t *bullet_miss;
bullet_miss = new fx_bullet_miss_t(game, trace.end, true);
bullet_miss->place(world);
delete this;
return;
}
z *= -1.0f;
v_z *= -0.4f;
assets::soldier.grenade_bounce.play_3d(x);
}
compute_bounds();
place(world);
}
void grenade_t::render_to(render::state_t *render)
{
render->render(game->now, &assets::soldier.grenade, render_bounds);
}
}
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