auto in_3f = input->GetITK< _3F >( );
auto in_3d = input->GetITK< _3D >( );
if ( in_3f != NULL ) return( this->_GD0( in_3f ) );
auto in_3f = input->GetITK< _3F >( );
auto in_3d = input->GetITK< _3D >( );
if ( in_3f != NULL ) return( this->_GD0( in_3f ) );