MFEMGenericFESpace.C

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//* This file is part of the MOOSE framework
//* https://mooseframework.inl.gov
//*
//* All rights reserved, see COPYRIGHT for full restrictions
//* https://github.com/idaholab/moose/blob/master/COPYRIGHT
//*
//* Licensed under LGPL 2.1, please see LICENSE for details
//* https://www.gnu.org/licenses/lgpl-2.1.html
 
#ifdef MOOSE_MFEM_ENABLED
 
#include "MFEMGenericFESpace.h"
#include "MFEMProblem.h"
 
registerMooseObject("MooseApp", MFEMGenericFESpace);
 
InputParameters
MFEMGenericFESpace::validParams()
{
  InputParameters params = MFEMFESpace::validParams();
  params.addClassDescription("Class for creating arbitrary MFEM finite element spaces. It requires "
                             "the user to have some knowledge of how MFEM works.");
  params.addRequiredParam<std::string>("fec_name",
                                       "The name of the finite element collection to use for this "
                                       "space. See MFEM documentation for details.");
  params.addParam<int>("vdim", 1, "The number of degrees of freedom per basis function.");
  return params;
}
 
MFEMGenericFESpace::MFEMGenericFESpace(const InputParameters & parameters)
  : MFEMFESpace(parameters),
    _fec_name(parameters.get<std::string>("fec_name")),
    _vdim(parameters.get<int>("vdim"))
{
}
 
std::string
MFEMGenericFESpace::getFECName() const
{
  return _fec_name;
}
 
int
MFEMGenericFESpace::getVDim() const
{
  return _vdim;
}
 
bool
MFEMGenericFESpace::isScalar() const
{
  return !isVector();
}
 
bool
MFEMGenericFESpace::isVector() const
{
  std::string fec = getFECName();
  if (!strncmp(fec.c_str(), "RT", 2) || !strncmp(fec.c_str(), "ND", 2))
    return true;
  // FIXME: This assumes ALL other possible FEC types be scalar. Is that correct?
  return getVDim() > 1;
}
 
#endif