nuclear@6: #ifndef RT_H_
nuclear@6: #define RT_H_
nuclear@6: 
nuclear@6: #include "geomobj.h"
nuclear@6: #include "color.h"
nuclear@6: #include "scene.h"
nuclear@6: 
nuclear@6: Color ray_trace(const Ray &ray, const Scene *scn, int iter);
nuclear@8: Color shade(const RayHit &hit, const Scene *scn, int iter);
nuclear@6: 
nuclear@6: #endif	// RT_H_