Add vector reflection via a normal vector.

2020-02-17 15:56:08 +00:00
parent a8194169c5
commit aeb4669162
3 changed files with 26 additions and 1 deletions
--- a/source/include/tuple.h
+++ b/source/include/tuple.h
@@ -41,8 +41,8 @@ public:
    double magnitude();
    Tuple normalise();
    double dot(const Tuple &b);
-
    Tuple cross(const Tuple &b) const;
+    Tuple reflect(const Tuple &normal);
 };

 class Point: public Tuple