Edit: re-wording this reply. I guess what surprised me is I would almost expect it to look something like this... template <> vec<3,int> ::vec(template <> con

Edit: re-wording this reply. I guess what surprised me is I would almost expect it to look something like this... template <> vec<3,int> ::vec(template <> const vec<3,float> &v) : x(int(v.x+.5f)),y(int(v.y+.5f)),z(int(v.z+.5f)) {} I can tell that is silly but still.