00001 00002 #include <iostream> 00003 00004 #include "Ray.h" 00005 00006 00009 std::ostream & operator<<(std::ostream & o, const Ray & ray) 00010 { 00011 return o << "Ray[" << ray.org() << "+t*" << ray.dir() << "]"; 00012 } 00013 00014