ref: 8a7a14f7c62afe6b89e1c1da71252aa2585eb09b dir: /dotproduct.c/
#include "quakedef.h" float DotProduct(const vec3_t v1, const vec3_t v2) { return v1[0]*v2[0] + v1[1]*v2[1] + v1[2]*v2[2]; }