porousmediumflow/fluxvariablescache.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_POROUSMEDIUM_FLUXVARIABLESCACHE_HH
#define DUMUX_POROUSMEDIUM_FLUXVARIABLESCACHE_HH
 
#include <dumux/common/properties.hh>
#include <dumux/discretization/method.hh>
#include <dumux/flux/fluxvariablescaching.hh>
#include <dumux/discretization/box/fluxvariablescache.hh>
 
namespace Dumux {
 
// forward declaration
template<class TypeTag, DiscretizationMethod discMethod>
class PorousMediumFluxVariablesCacheImplementation;
 
 
template<class TypeTag>
using PorousMediumFluxVariablesCache = PorousMediumFluxVariablesCacheImplementation<TypeTag, GetPropType<TypeTag, Properties::GridGeometry>::discMethod>;
 
template<class TypeTag>
class PorousMediumFluxVariablesCacheImplementation<TypeTag, DiscretizationMethod::box>
: public BoxFluxVariablesCache<GetPropType<TypeTag, Properties::Scalar>, GetPropType<TypeTag, Properties::GridGeometry>>
{
public:
    using Scalar = GetPropType<TypeTag, Properties::Scalar>;
};
 
// the following classes choose the cache type: empty if the law disabled and the law's cache if it's enabled
// if advections is disabled the advection type is still instatiated if we use std::conditional_t and has to be a full type
// in order to prevent that instead of std::conditional_t we use this helper type is only dependent on the advection type
// if advection is enabled otherwise its an empty cache type
template<class TypeTag, bool EnableAdvection> class AdvectionCacheChooser : public FluxVariablesCaching::EmptyAdvectionCache {};
template<class TypeTag> class AdvectionCacheChooser<TypeTag, true> : public GetPropType<TypeTag, Properties::AdvectionType>::Cache {};
template<class TypeTag, bool EnableMolecularDiffusion> class DiffusionCacheChooser : public FluxVariablesCaching::EmptyDiffusionCache {};
template<class TypeTag> class DiffusionCacheChooser<TypeTag, true> : public GetPropType<TypeTag, Properties::MolecularDiffusionType>::Cache {};
template<class TypeTag, bool EnableEnergyBalance> class EnergyCacheChooser : public FluxVariablesCaching::EmptyHeatConductionCache {};
template<class TypeTag> class EnergyCacheChooser<TypeTag, true> : public GetPropType<TypeTag, Properties::HeatConductionType>::Cache {};
 
 
// specialization for the cell centered tpfa method
template<class TypeTag>
class PorousMediumFluxVariablesCacheImplementation<TypeTag, DiscretizationMethod::cctpfa>
: public AdvectionCacheChooser<TypeTag, GetPropType<TypeTag, Properties::ModelTraits>::enableAdvection()>
, public DiffusionCacheChooser<TypeTag, GetPropType<TypeTag, Properties::ModelTraits>::enableMolecularDiffusion()>
, public EnergyCacheChooser<TypeTag, GetPropType<TypeTag, Properties::ModelTraits>::enableEnergyBalance()>
{
public:
    using Scalar = GetPropType<TypeTag, Properties::Scalar>;
};
 
template<class TypeTag>
class PorousMediumFluxVariablesCacheImplementation<TypeTag, DiscretizationMethod::ccmpfa>
: public AdvectionCacheChooser<TypeTag, GetPropType<TypeTag, Properties::ModelTraits>::enableAdvection()>
, public DiffusionCacheChooser<TypeTag, GetPropType<TypeTag, Properties::ModelTraits>::enableMolecularDiffusion()>
, public EnergyCacheChooser<TypeTag, GetPropType<TypeTag, Properties::ModelTraits>::enableEnergyBalance()>
{
    using GridIndexType = typename GetPropType<TypeTag, Properties::GridGeometry>::GridView::IndexSet::IndexType;
 
    using MpfaHelper = typename GetPropType<TypeTag, Properties::GridGeometry>::MpfaHelper;
    static constexpr bool considerSecondary = MpfaHelper::considerSecondaryIVs();
public:
    using Scalar = GetPropType<TypeTag, Properties::Scalar>;
 
    bool isUpdated() const { return isUpdated_; }
 
    template< bool doSecondary = considerSecondary, std::enable_if_t<!doSecondary, int> = 0>
    constexpr bool usesSecondaryIv() const { return false; }
 
    template< bool doSecondary = considerSecondary, std::enable_if_t<doSecondary, int> = 0>
    bool usesSecondaryIv() const { return usesSecondaryIv_; }
 
    GridIndexType ivIndexInContainer() const { return ivIndexInContainer_; }
    unsigned int ivLocalFaceIndex() const { return ivLocalFaceIdx_; }
    unsigned int indexInOutsideFaces() const { return idxInOutsideFaces_; }
 
    void setUpdateStatus(bool status) { isUpdated_ = status; }
    void setSecondaryIvUsage(bool status) { usesSecondaryIv_ = status; }
    void setIvIndexInContainer(GridIndexType ivIndex) { ivIndexInContainer_ = ivIndex; }
    void setIvLocalFaceIndex(unsigned int idx) { ivLocalFaceIdx_ = idx; }
    void setIndexInOutsideFaces(unsigned int idx) { idxInOutsideFaces_ = idx; }
 
private:
 
    bool isUpdated_ = false;       // returns true if cache has been fully updated
    bool usesSecondaryIv_ = false; // returns true if scvf is embedded in secondary interaction volume
 
    GridIndexType ivIndexInContainer_;  // index of the iv (this scvf is embedded in) in its container
    unsigned int ivLocalFaceIdx_;       // the interaction volume-local face index of this scvf
    unsigned int idxInOutsideFaces_;    // index of scvf among outside scvfs of iv-local "positive" face (only surface grids)
};
 
} // end namespace Dumux
 
#endif