The CreateAngularUnit constructor creates a new instance of the AngularUnit class that represents degrees.
void AngularUnit_CreateAngularUnit()
{
GeoCalcPBW::AngularUnit * au = GeoCalcPBW::AngularUnit::CreateAngularUnit();
au->set_Abbreviation(_towchar("deg").c_str());
au->set_UnitsPerDegree(1);
}