MultiAppMFEMTolibMeshShapeEvaluationTransfer.h

Go to the documentation of this file.

//* 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

#pragma once

#include "MFEMMultiAppTransfer.h"
#include "MFEMProblem.h"

class MultiAppMFEMTolibMeshShapeEvaluationTransfer : public MFEMMultiAppTransfer
{
public:
  static InputParameters validParams();
  MultiAppMFEMTolibMeshShapeEvaluationTransfer(InputParameters const & params);

protected:
  mfem::FindPointsGSLIB _mfem_interpolator;

  void extractlibMeshNodePositions(libMesh::System & to_sys,
                                   const MooseVariableFieldBase & to_var,
                                   std::vector<Point> & outgoing_libmesh_points);

  void projectlibMeshNodalValues(libMesh::System & to_sys,
                                 const MooseVariableFieldBase & to_var,
                                 mfem::Vector & interp_vals);

  virtual void transferVariables(bool is_target_local) override;

  virtual MFEMProblem & getActiveFromProblem() override;
};

#endif