MFEMVectorQuadratureFunction.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 "MFEMVectorQuadratureFunction.h"
#include "MFEMVectorQuadratureFunctionCoefficient.h"
 
registerMooseObject("MooseApp", MFEMVectorQuadratureFunction);
 
InputParameters
MFEMVectorQuadratureFunction::validParams()
{
  InputParameters params = MFEMQuadratureFunctionBase::validParams();
  params.addClassDescription(
      "Declares a vector MFEM coefficient holding precomputed values of a source vector "
      "coefficient at quadrature points. Values are (re)projected lazily when the coefficient "
      "is used.");
  params.addRequiredParam<MFEMVectorCoefficientName>(
      "vector_coefficient", "Vector coefficient to project onto the quadrature points.");
  return params;
}
 
MFEMVectorQuadratureFunction::MFEMVectorQuadratureFunction(const InputParameters & parameters)
  : MFEMQuadratureFunctionBase(parameters), _qf(&_qspace)
{
  _mfem_problem.getCoefficients().declareVector<MFEMVectorQuadratureFunctionCoefficient>(
      name(), _qf, updatePolicy(), name());
}
 
void
MFEMVectorQuadratureFunction::initialSetup()
{
  auto & coeff = cast_ref<MFEMVectorQuadratureFunctionCoefficient &>(
      _mfem_problem.getCoefficients().getVectorCoefficient(name()));
  coeff.SetSourceVectorCoefficient(&_mfem_problem.getCoefficients().getVectorCoefficient(
      getParam<MFEMVectorCoefficientName>("vector_coefficient")));
}
 
#endif