Files
opm-simulators/dumux/material/spatialparameters/boxspatialparameters.hh
2012-07-12 21:21:06 +02:00

90 lines
2.9 KiB
C++

// $Id: boxspatialparameters.hh 3783 2010-06-24 11:33:53Z bernd $
/*****************************************************************************
* Copyright (C) 2010 by Andreas Lauser *
* Institute of Hydraulic Engineering *
* University of Stuttgart, Germany *
* email: <givenname>.<name>@iws.uni-stuttgart.de *
* *
* 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 2 of the License, or *
* (at your option) any later version, as long as this copyright notice *
* is included in its original form. *
* *
* This program is distributed WITHOUT ANY WARRANTY. *
*****************************************************************************/
/*!
* \file
*
* \brief The base class for spatial parameters of problems using the
* box method.
*/
#ifndef DUMUX_BOX_SPATIAL_PARAMETERS_HH
#define DUMUX_BOX_SPATIAL_PARAMETERS_HH
#include <dumux/common/propertysystem.hh>
#include <dumux/common/math.hh>
#include <dune/common/fmatrix.hh>
namespace Dumux
{
/**
* \brief The base class for spatial parameters of problems using the
* box method.
*/
template<class TypeTag>
class BoxSpatialParameters
{
typedef typename GET_PROP_TYPE(TypeTag, PTAG(Scalar)) Scalar;
typedef typename GET_PROP_TYPE(TypeTag, PTAG(GridView)) GridView;
enum {
dimWorld = GridView::dimensionworld
};
typedef typename GridView::ctype CoordScalar;
typedef Dune::FieldMatrix<CoordScalar, dimWorld, dimWorld> Tensor;
public:
BoxSpatialParameters(const GridView &gv)
{ }
~BoxSpatialParameters()
{}
/*!
* \brief Averages the intrinsic permeability.
*/
const void meanK(Tensor &result,
Scalar K1,
Scalar K2) const
{
const Scalar K = Dumux::harmonicMean(K1, K2);
for (int i = 0; i < dimWorld; ++i) {
for (int j = 0; j < dimWorld; ++j)
result[i][j] = 0;
result[i][i] = K;
}
}
/*!
* \brief Averages the intrinsic permeability.
*/
const void meanK(Tensor &result,
const Tensor &K1,
const Tensor &K2) const
{
// entry-wise harmonic mean. this is almost certainly wrong if
// you have off-main diagonal entries in your permeabilities!
for (int i = 0; i < dimWorld; ++i)
for (int j = 0; j < dimWorld; ++j)
result[i][j] = harmonicMean(K1[i][j], K2[i][j]);
}
};
} // namespace Dumux
#endif