Added direct diffuse lighting.

2016-12-26 19:14:21 -04:00
parent 9ad63d489a
commit d48e8e0ba3
11 changed files with 566 additions and 154 deletions
--- a/sphere.hpp
+++ b/sphere.hpp
@@ -21,7 +21,9 @@ public:

  virtual ~Sphere() { }

-  virtual bool intersect(Ray & r, float & t, vec3 & n) const;
+  virtual bool intersect(Ray & r, float & t) const;
+
+  virtual vec3 normal_at_int(Ray & r, float & t) const;
 };

 #endif