void ft_ray_cast(t_dt *dt, t_obj *obj)
{
t_ray *ray;
int pix[2];
pix[1] = 0;
ft_set_param(dt);
while (pix[1] < Y_MAX)
{
pix[0] = 0;
while (pix[0] < X_MAX)
{
ray = (t_ray *)malloc(sizeof(t_ray));
ray->pix[1] = pix[1];
ray->pix[0] = pix[0];
ft_init_ray(ray, dt);
ft_inter(ray, obj);
ft_get_color(ray, obj);
ft_mlx_add_col(dt, ray);
pix[0] = pix[0] + 1;
free(ray);
}
pix[1] = pix[1] + 1;
mlx_put_image_to_window(dt->conn, dt->win, dt->img, 0, 0);
}
}
void ft_rc_th(t_env *env)
{
pthread_t th[4];
t_dt dt[4];
t_dt *save;
ft_set_param(env->dt);
save = env->dt;
ft_init_th(env->dt, dt);
env->dt = &dt[0];
if (pthread_create(&th[0], NULL, ft_rc_th1, env))
write(1, "error thread\n", 13);
env->dt = &dt[1];
if (pthread_create(&th[1], NULL, ft_rc_th2, env))
write(1, "error thread\n", 13);
env->dt = &dt[2];
if (pthread_create(&th[2], NULL, ft_rc_th3, env))
write(1, "error thread\n", 13);
env->dt = &dt[3];
if (pthread_create(&th[3], NULL, ft_rc_th4, env))
write(1, "error thread\n", 13);
pthread_join(th[0], NULL);
pthread_join(th[1], NULL);
pthread_join(th[2], NULL);
pthread_join(th[3], NULL);
env->dt = save;
ft_join_th(env, dt);
}
void ft_ray_cast_threads(t_env *env)
{
int ij[2];
ft_set_param(env->dt);
if (env->dt->th_nb <= 0)
env->dt->th_nb = 1;
if (env->dt->th_nb == 1)
ft_ray_cast(env);
else
{
ft_threads(env);
if (env->dt->opt_f == 0 && env->dt->opt_aa)
ft_antialiase(env);
else
{
ij[0] = -1;
while (++ij[0] < env->dt->y_max)
{
ij[1] = -1;
while (++ij[1] < env->dt->x_max)
free(env->dt->img_i[ij[0]][ij[1]]);
free(env->dt->img_i[ij[0]]);
}
free(env->dt->img_i);
}
}
}
void ft_init_th(t_dt *dt_i, t_dt dt[4])
{
int i;
i = -1;
while (++i < 4)
{
dt[i].img_c = (char *)malloc(sizeof(char) * X_MAX * Y_MAX / 4);
dt[i].s_line = dt->s_line;
dt[i].bpp = dt->bpp;
dt[i].cam_pos[0] = dt_i->cam_pos[0];
dt[i].cam_pos[1] = dt_i->cam_pos[1];
dt[i].cam_pos[2] = dt_i->cam_pos[2];
dt[i].opt_f = dt_i->opt_f;
dt[i].delta = dt_i->delta;
ft_set_param(&dt[i]);
}
}
