Laser *create_laser(complex pos, float time, float deathtime, Color *color, LaserPosRule prule, LaserLogicRule lrule, complex a0, complex a1, complex a2, complex a3) {
Laser *l = create_element((void **)&global.lasers, sizeof(Laser));
l->birthtime = global.frames;
l->timespan = time;
l->deathtime = deathtime;
l->pos = pos;
l->color = color;
l->args[0] = a0;
l->args[1] = a1;
l->args[2] = a2;
l->args[3] = a3;
l->prule = prule;
l->lrule = lrule;
l->shader = NULL;
l->collision_step = 5;
l->width = 10;
l->speed = 1;
l->timeshift = 0;
if(l->lrule)
l->lrule(l, EVENT_BIRTH);
l->prule(l, EVENT_BIRTH);
return l;
}
void _delete_laser(void **lasers, void *laser) {
Laser *l = laser;
if(l->lrule)
l->lrule(l, EVENT_DEATH);
if(l->color)
free(l->color);
del_ref(laser);
delete_element(lasers, laser);
}
void process_lasers(void) {
Laser *laser = global.lasers, *del = NULL;
while(laser != NULL) {
if(collision_laser_curve(laser))
player_death(&global.plr);
if(laser->lrule)
laser->lrule(laser, global.frames - laser->birthtime);
if(global.frames - laser->birthtime > laser->deathtime + laser->timespan*laser->speed) {
del = laser;
laser = laser->next;
_delete_laser((void **)&global.lasers, del);
if(laser == NULL) break;
} else {
laser = laser->next;
}
}
}