ref: d2788d62c1dffff408bcefdd500ff55cc38053ef dir: /m_dotproduct.c/
#include "quakedef.h" vec_t DotProduct(const vec3_t v1, const vec3_t v2) { return v1[0]*v2[0] + v1[1]*v2[1] + v1[2]*v2[2]; }