t_color compute_light(t_scene *scene, t_ray *ray)
{
t_list *current;
t_ray lray;
t_color color[3];
t_phpa ph;
current = scene->lights;
ph.normal = get_normal(*ray);
set_ambiant_light(&ph, scene, ray, color);
while (current)
{
lray.pos = ((t_light *)current->content)->pos;
lray.dir = norm_vect(mtx_add(mtx_sub(mtx_mult(ray->dir, ray->t),
lray.pos), ray->pos));
lray.invdir = get_inv_vect(&lray.dir);
if (find_closest(scene, &lray) && ray->closest == lray.closest
&& near_enough(ray, &lray))
{
set_params(&ph, &lray, ray);
ph.camera = scene->camera;
ph.light = (t_light *)current->content;
phong(&ph);
}
current = current->next;
}
set_color_max(&ph);
return (*color);
}
bool operator==(const vec3& l, const vec3& r)
{
return near_enough(l, r);
}
