void ft_impact(t_draw_suite *val, t_ray *ray, t_tool *t)
{
val->impact->o = vectoradd(ray->o,
vectorscale(val->curobject->dist, ray->d));
find_normal(val->impact, val->curobject);
vectornorm(val->impact->d);
init_color(t, val->curobject->color, val->final_color);
val->curlight = t->l_lights;
while (val->curlight)
{
val->lightray->o = vectorcopy(val->curlight->o);
val->lightray->d = vectorsub(val->impact->o, val->lightray->o);
vectornorm(val->lightray->d);
if ((val->curobject2 = intersection(t->l_objects,
val->lightray)) && val->curobject2 == val->curobject)
ft_impact2(val);
val->curlight = val->curlight->next;
}
}
t_ray *get_ray(t_tool *t, double x, double y)
{
t_ray *ray;
t_pos *b;
ray = malloc(sizeof(t_ray));
ray->o = malloc(sizeof(t_pos));
b = malloc(sizeof(t_pos));
ray->o->x = t->cam->pos->x;
ray->o->y = t->cam->pos->y;
ray->o->z = t->cam->pos->z;
b->x = t->cam->upleft->x + t->cam->r_vect->x *
t->cam->indent * x - t->cam->h_vect->x * t->cam->indent * y;
b->y = t->cam->upleft->y + t->cam->r_vect->y *
t->cam->indent * x - t->cam->h_vect->y * t->cam->indent * y;
b->z = t->cam->upleft->z + t->cam->r_vect->z *
t->cam->indent * x - t->cam->h_vect->z * t->cam->indent * y;
ray->d = vectorsub(b, ray->o);
vectornorm(ray->d);
free(b);
return (ray);
}
