| vec_angle_between - calculate the angle between two vectors |
#include <matvec.h> float vec_angle_between (const float *v1, const float *v2); |
| This function returns the angle between two vectors v1 and v2. |
| Richard Jones <rich@annexia.org> |
| GNU LGPL (see http://www.gnu.org/) |
| c2lib-1.2.13 |
| vec_dot_product(3), vec_magnitude_in_direction(3) |