sequential/cellcentered/velocity.hh

Go to the documentation of this file.

// -*- mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
// vi: set et ts=4 sw=4 sts=4:
/*****************************************************************************
 *   See the file COPYING for full copying permissions.                      *
 *                                                                           *
 *   This program is free software: you can redistribute it and/or modify    *
 *   it under the terms of the GNU General Public License as published by    *
 *   the Free Software Foundation, either version 3 of the License, or       *
 *   (at your option) any later version.                                     *
 *                                                                           *
 *   This program 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 General Public License for more details.                            *
 *                                                                           *
 *   You should have received a copy of the GNU General Public License       *
 *   along with this program.  If not, see <http://www.gnu.org/licenses/>.   *
 *****************************************************************************/
#ifndef DUMUX_FVVELOCITY_HH
#define DUMUX_FVVELOCITY_HH
 
// dumux environment
#include <dumux/common/math.hh>
#include <dumux/porousmediumflow/sequential/pressureproperties.hh>
#include "velocitydefault.hh"
 
namespace Dumux
{
 
template<class TypeTag, class Velocity> class FVVelocity
{
    using GridView = typename GetPropType<TypeTag, Properties::GridGeometry>::GridView;
    using Problem = GetPropType<TypeTag, Properties::Problem>;
 
    using CellData = GetPropType<TypeTag, Properties::CellData>;
public:
 
    void initialize()
    {
        velocity_.initialize();
    }
 
    //function which iterates through the grid and calculates the global velocity field
    void calculateVelocity();
 
    template<class MultiWriter>
    void addOutputVtkFields(MultiWriter &writer)
    {
        velocity_.addOutputVtkFields(writer);
    }
 
 
    FVVelocity(Problem& problem) :
        problem_(problem), velocity_(problem)
    {}
 
private:
    Problem& problem_;
    Velocity velocity_;
};
 
 
template<class TypeTag, class Velocity>
void FVVelocity<TypeTag, Velocity>::calculateVelocity()
{
    for (const auto& element : elements(problem_.gridView()))
    {
        // cell information
        int globalIdxI = problem_.variables().index(element);
        CellData& cellDataI = problem_.variables().cellData(globalIdxI);
 
        /*****  flux term ***********/
        // iterate over all faces of the cell
        for (const auto& intersection : intersections(problem_.gridView(), element))
        {
            /************* handle interior face *****************/
            if (intersection.neighbor())
            {
                int isIndex = intersection.indexInInside();
 
                if (!cellDataI.fluxData().haveVelocity(isIndex))
                    velocity_.calculateVelocity(intersection, cellDataI);
            }   // end neighbor
 
            /************* boundary face ************************/
            else
            {
                velocity_.calculateVelocityOnBoundary(intersection, cellDataI);
            }
        } //end interfaces loop
    } // end grid traversal
 
    return;
}
 
}//end namespace Dumux
#endif