-#endif
-
- /* For pure distance based errors */
- (void)roam_triangle_visible;
- (void)roam_triangle_backface;
- RoamPoint *l = triangle->p.l;
- RoamPoint *m = triangle->p.m;
- RoamPoint *r = triangle->p.r;
- double base = distd((gdouble*)l, (gdouble*)r);
- double dist = distd((gdouble*)m, (gdouble*)sphere->view->pos);
- triangle->error = base/dist;