neumann_func_obj.h

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//-----------------------------------------------------------------------bl-
//--------------------------------------------------------------------------
//
// GRINS - General Reacting Incompressible Navier-Stokes
//
// Copyright (C) 2014-2015 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_FUNC_OBJ_H 
#define GRINS_NEUMANN_FUNC_OBJ_H

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

// libMesh
#include "libmesh/point.h"

// C++
#include <vector>

namespace GRINS
{
  // GRINS forward declarations
  class CachedValues;
  class AssemblyContext;

  class NeumannFuncObj
  {
  public:
    
    NeumannFuncObj();
    
    virtual ~NeumannFuncObj();
    

    virtual libMesh::Point value( const AssemblyContext& context,
                                  const CachedValues& cache, const unsigned int qp );


    virtual libMesh::Real normal_value( const AssemblyContext& context, const CachedValues& cache,
                                        const unsigned int qp );
    

    virtual libMesh::Point derivative( const AssemblyContext& context, const CachedValues& cache,
                                       const unsigned int qp );


    virtual libMesh::Real normal_derivative( const AssemblyContext& context, const CachedValues& cache,
                                             const unsigned int qp );


    virtual libMesh::Point derivative( const AssemblyContext& context, const CachedValues& cache,
                                       const unsigned int qp, 
                                       const GRINS::VariableIndex jac_var );


    virtual libMesh::Real normal_derivative( const AssemblyContext& context, const CachedValues& cache,
                                             const unsigned int qp, 
                                             const GRINS::VariableIndex jac_var );

    const std::vector<VariableIndex>& get_other_jac_vars();

  protected:

    std::vector<VariableIndex> _jac_vars;

  }; // class NeumannFuncObj
  
} // end namespace GRINS
#endif // GRINS_NEUMANN_FUNC_OBJ_H