GitHub

The Angle between two vectors is 0 to pi, why not 0-2pi

It's just my question, not a code bug. /// angle in radians between two vectors template <typename T> inline T angle( const Vector3<T> & a, const Vector3<T> & b ...
GitHub

AngleBetweenVectors2D.java

System.out.println("Angle between (0,1), (1,0): " + angleBetweenVectors(0, 1, 1, 0)); System.out.println("Angle between (0,1), (0,-1): " + angleBetweenVectors(0, 1, 0 ...