rem: static void      putToString  (const      Vec2f  &inVal,
add: static void      putToString  (const      Pnt2d  &inVal,
context:     static void      putToString  (const      Vec2f  &inVal,                                         std::string &outStr)    {        typedef TypeTraits<Vec2f::ValueType> TypeTrait;                outStr.assign(TypeTrait::putToString((inVal.getValues())[0]));        outStr.append("  ");        outStr.append(TypeTrait::putToString((inVal.getValues())[1]));    }