neumann_bc_abstract.h

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//-----------------------------------------------------------------------bl-
//--------------------------------------------------------------------------
//
// GRINS - General Reacting Incompressible Navier-Stokes
//
// Copyright (C) 2014-2017 Paul T. Bauman, Roy H. Stogner
// Copyright (C) 2010-2013 The PECOS Development Team
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the Version 2.1 GNU Lesser General
// Public License as published by the Free Software Foundation.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc. 51 Franklin Street, Fifth Floor,
// Boston, MA  02110-1301  USA
//
//-----------------------------------------------------------------------el-

#ifndef GRINS_NEUMANN_BC_ABSTRACT_H
#define GRINS_NEUMANN_BC_ABSTRACT_H

// GRINS
#include "grins/parameter_user.h"

// libMesh
#include "libmesh/libmesh_common.h"
#include "libmesh/auto_ptr.h" // libMesh::UniquePtr

namespace GRINS
{
  // Forward declarations
  class AssemblyContext;

  class NeumannBCAbstract : public ParameterUser
  {
  public:

    NeumannBCAbstract()
      : ParameterUser("NeumannBCAbstract")
    {}

    virtual ~NeumannBCAbstract(){};

    virtual bool eval_flux( bool compute_jacobian,
                            AssemblyContext& context,
                            libMesh::Real sign,
                            bool is_axisymmetric ) =0;
  };
} // end namespace GRINS

#endif // GRINS_NEUMANN_BC_ABSTRACT_H