Function vm_CrossProduct

vecmat/vector.cpp:263–270

}

void vm_CrossProduct(vector *dest, vector *u, vector *v) {
  // Computes a cross product between u and v, returns the result
  //	in Normal.  Dest cannot equal source.

  dest->x = (u->y * v->z) - (u->z * v->y);
  dest->y = (u->z * v->x) - (u->x * v->z);
  dest->z = (u->x * v->y) - (u->y * v->x);
}

// Normalize a vector.
// Returns:  the magnitude before normalization