MFEMVectorIC.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 "MFEMVectorIC.h"
#include "MFEMProblem.h"
 
registerMooseObject("MooseApp", MFEMVectorIC);
 
InputParameters
MFEMVectorIC::validParams()
{
  auto params = MFEMInitialCondition::validParams();
  params.addClassDescription("Sets the initial values of an MFEM vector variable from a "
                             "user-specified vector coefficient.");
  params.addRequiredParam<MFEMVectorCoefficientName>("vector_coefficient",
                                                     "The vector coefficient");
  return params;
}
 
MFEMVectorIC::MFEMVectorIC(const InputParameters & params) : MFEMInitialCondition(params) {}
 
void
MFEMVectorIC::execute()
{
  auto & coeff = getVectorCoefficient("vector_coefficient");
  auto grid_function = getMFEMProblem().getGridFunction(getParam<VariableName>("variable"));
  grid_function->ProjectCoefficient(coeff);
}
 
#endif