rawGetPart()

const RingElement * rawGetPart	(	const M2_arrayint	wts,
		const RingElement *	f,
		M2_bool	lobound_given,
		M2_bool	hibound_given,
		long	lobound,
		long	hibound )

Definition at line 807 of file ringelement.cpp.

{
  try
    {
      const PolynomialRing *P = f->get_ring()->cast_to_PolynomialRing();
      if (P == nullptr)
        {
          ERROR("expected a polynomial");
          return nullptr;
        }
      ring_elem g = P->get_part(M2_arrayint_to_stdvector<int>(wts),
                                f->get_value(),
                                lobound_given,
                                hibound_given,
                                lobound,
                                hibound);
      return RingElement::make_raw(P, g);
  } catch (const exc::engine_error& e)
    {
      ERROR(e.what());
      return nullptr;
  }
}

References Ring::cast_to_PolynomialRing(), ERROR, PolynomialRing::get_part(), RingElement::get_ring(), RingElement::get_value(), M2_arrayint_to_stdvector(), and RingElement::make_raw().