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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 {
const v2f_t rocket_radius(1.0f, 1.0f);
rocket_t::rocket_t(game::state_t *game, v2f_t x_, v2f_t target_, unit_t *shooter_) : entity_t(game, ET_ROCKET)
{
x = x_;
target = target_;
v = (target - x).norm() * 10.0f;
shooter = shooter_;
size = rectf_t(v2f_t(-0.1f, -0.1f), v2f_t(0.1f, 0.1f));
render_size = size;
cmodel.cflags = CF_BACKGROUND;
wake();
}
void rocket_t::on_spawn(void)
{
aim_marker = std::make_unique<fx_aim_marker_t>(game, target);
}
void rocket_t::on_think(void)
{
float Ds, ds;
v2f_t end;
world::trace_t trace;
Ds = (target - x) * v.norm();
ds = v.len() * game->dt;
if (Ds > ds) {
end = x + v * game->dt;
trace = world->ray_v_all(x, end, CF_SOLID|CF_BODY|CF_BODY_SMALL, shooter);
} else {
end = target;
trace = world->ray_v_all_p3d(x, end, CF_SOLID|CF_BODY|CF_BODY_SMALL, -1, this);
}
if (trace.hit) {
if (trace.tile && trace.tile->type == TILE_WATER) {
fx_bullet_miss_t *bullet_miss;
bullet_miss = new fx_bullet_miss_t(game, trace.end, true);
bullet_miss->place(world);
} else {
cmodel.ignore = true;
game->explosion(trace.end);
}
delete this;
return;
}
x = trace.end;
place(world, x);
}
void rocket_t::render_to(render::state_t *render)
{
render->render(game->now, &assets::soldier.rocket, render_bounds);
}
}
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