vtkdiscretefracturemodule.hh

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// -*- mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
// vi: set et ts=4 sw=4 sts=4:
/*
  This file is part of the Open Porous Media project (OPM).
 
  OPM 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.
 
  OPM 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 OPM.  If not, see <http://www.gnu.org/licenses/>.
 
  Consult the COPYING file in the top-level source directory of this
  module for the precise wording of the license and the list of
  copyright holders.
*/
#ifndef EWOMS_VTK_DISCRETE_FRACTURE_MODULE_HH
#define EWOMS_VTK_DISCRETE_FRACTURE_MODULE_HH
 
#include <dune/common/fvector.hh>
 
#include <opm/material/common/Valgrind.hpp>
 
#include <opm/models/discretization/common/fvbaseparameters.hh>
 
#include <opm/models/io/baseoutputmodule.hh>
#include <opm/models/io/vtkmultiwriter.hh>
 
#include <opm/models/utils/propertysystem.hh>
#include <opm/models/utils/parametersystem.hh>
 
#include <cstdio>
 
namespace Opm::Parameters {
 
// set default values for what quantities to output
struct VtkWriteFractureSaturations { static constexpr bool value = true; };
struct VtkWriteFractureMobilities { static constexpr bool value = false; };
struct VtkWriteFractureRelativePermeabilities { static constexpr bool value = true; };
struct VtkWriteFracturePorosity { static constexpr bool value = true; };
struct VtkWriteFractureIntrinsicPermeabilities { static constexpr bool value = false; };
struct VtkWriteFractureFilterVelocities { static constexpr bool value = false; };
struct VtkWriteFractureVolumeFraction { static constexpr bool value = true; };
 
} // namespace Opm::Parameters
 
namespace Opm {
template <class TypeTag>
class VtkDiscreteFractureModule : public BaseOutputModule<TypeTag>
{
    using ParentType = BaseOutputModule<TypeTag>;
 
    using Simulator = GetPropType<TypeTag, Properties::Simulator>;
    using Scalar = GetPropType<TypeTag, Properties::Scalar>;
    using ElementContext = GetPropType<TypeTag, Properties::ElementContext>;
 
    using Vanguard = GetPropType<TypeTag, Properties::Vanguard>;
    using GridView = GetPropType<TypeTag, Properties::GridView>;
    using FluidSystem = GetPropType<TypeTag, Properties::FluidSystem>;
 
    using DiscBaseOutputModule = GetPropType<TypeTag, Properties::DiscBaseOutputModule>;
 
    static const int vtkFormat = getPropValue<TypeTag, Properties::VtkOutputFormat>();
    using VtkMultiWriter = Opm::VtkMultiWriter<GridView, vtkFormat>;
 
    enum { dim = GridView::dimension };
    enum { dimWorld = GridView::dimensionworld };
    enum { numPhases = getPropValue<TypeTag, Properties::NumPhases>() };
 
    using ScalarBuffer = typename ParentType::ScalarBuffer;
    using PhaseBuffer = typename ParentType::PhaseBuffer;
    using PhaseVectorBuffer = typename ParentType::PhaseVectorBuffer;
 
public:
    VtkDiscreteFractureModule(const Simulator& simulator)
        : ParentType(simulator)
    { }
 
    static void registerParameters()
    {
        Parameters::Register<Parameters::VtkWriteFractureSaturations>
            ("Include the phase saturations in the VTK output files");
        Parameters::Register<Parameters::VtkWriteFractureMobilities>
            ("Include the phase mobilities in the VTK output files");
        Parameters::Register<Parameters::VtkWriteFractureRelativePermeabilities>
            ("Include the phase relative permeabilities in the "
             "VTK output files");
        Parameters::Register<Parameters::VtkWriteFracturePorosity>
            ("Include the porosity in the VTK output files");
        Parameters::Register<Parameters::VtkWriteFractureIntrinsicPermeabilities>
            ("Include the intrinsic permeability in the VTK output files");
        Parameters::Register<Parameters::VtkWriteFractureFilterVelocities>
            ("Include in the filter velocities of the phases in the VTK output files");
        Parameters::Register<Parameters::VtkWriteFractureVolumeFraction>
            ("Add the fraction of the total volume which is "
             "occupied by fractures in the VTK output");
    }
 
    void allocBuffers()
    {
        if (saturationOutput_())
            this->resizePhaseBuffer_(fractureSaturation_);
        if (mobilityOutput_())
            this->resizePhaseBuffer_(fractureMobility_);
        if (relativePermeabilityOutput_())
            this->resizePhaseBuffer_(fractureRelativePermeability_);
 
        if (porosityOutput_())
            this->resizeScalarBuffer_(fracturePorosity_);
        if (intrinsicPermeabilityOutput_())
            this->resizeScalarBuffer_(fractureIntrinsicPermeability_);
        if (volumeFractionOutput_())
            this->resizeScalarBuffer_(fractureVolumeFraction_);
 
        if (velocityOutput_()) {
            size_t nDof = this->simulator_.model().numGridDof();
            for (unsigned phaseIdx = 0; phaseIdx < numPhases; ++phaseIdx) {
                fractureVelocity_[phaseIdx].resize(nDof);
                for (unsigned dofIdx = 0; dofIdx < nDof; ++dofIdx) {
                    fractureVelocity_[phaseIdx][dofIdx].resize(dimWorld);
                    fractureVelocity_[phaseIdx][dofIdx] = 0.0;
                }
            }
            this->resizePhaseBuffer_(fractureVelocityWeight_);
        }
    }
 
    void processElement(const ElementContext& elemCtx)
    {
        if (!Parameters::Get<Parameters::EnableVtkOutput>()) {
            return;
        }
 
        const auto& fractureMapper = elemCtx.simulator().vanguard().fractureMapper();
 
        for (unsigned i = 0; i < elemCtx.numPrimaryDof(/*timeIdx=*/0); ++i) {
            unsigned I = elemCtx.globalSpaceIndex(i, /*timeIdx=*/0);
            if (!fractureMapper.isFractureVertex(I))
                continue;
 
            const auto& intQuants = elemCtx.intensiveQuantities(i, /*timeIdx=*/0);
            const auto& fs = intQuants.fractureFluidState();
 
            if (porosityOutput_()) {
                Opm::Valgrind::CheckDefined(intQuants.fracturePorosity());
                fracturePorosity_[I] = intQuants.fracturePorosity();
            }
            if (intrinsicPermeabilityOutput_()) {
                const auto& K = intQuants.fractureIntrinsicPermeability();
                fractureIntrinsicPermeability_[I] = K[0][0];
            }
 
            for (unsigned phaseIdx = 0; phaseIdx < numPhases; ++phaseIdx) {
                if (saturationOutput_()) {
                    Opm::Valgrind::CheckDefined(fs.saturation(phaseIdx));
                    fractureSaturation_[phaseIdx][I] = fs.saturation(phaseIdx);
                }
                if (mobilityOutput_()) {
                    Opm::Valgrind::CheckDefined(intQuants.fractureMobility(phaseIdx));
                    fractureMobility_[phaseIdx][I] = intQuants.fractureMobility(phaseIdx);
                }
                if (relativePermeabilityOutput_()) {
                    Opm::Valgrind::CheckDefined(intQuants.fractureRelativePermeability(phaseIdx));
                    fractureRelativePermeability_[phaseIdx][I] =
                        intQuants.fractureRelativePermeability(phaseIdx);
                }
                if (volumeFractionOutput_()) {
                    Opm::Valgrind::CheckDefined(intQuants.fractureVolume());
                    fractureVolumeFraction_[I] += intQuants.fractureVolume();
                }
            }
        }
 
        if (velocityOutput_()) {
            // calculate velocities if requested by the simulator
            for (unsigned scvfIdx = 0; scvfIdx < elemCtx.numInteriorFaces(/*timeIdx=*/0); ++ scvfIdx) {
                const auto& extQuants = elemCtx.extensiveQuantities(scvfIdx, /*timeIdx=*/0);
 
                unsigned i = extQuants.interiorIndex();
                unsigned I = elemCtx.globalSpaceIndex(i, /*timeIdx=*/0);
 
                unsigned j = extQuants.exteriorIndex();
                unsigned J = elemCtx.globalSpaceIndex(j, /*timeIdx=*/0);
 
                if (!fractureMapper.isFractureEdge(I, J))
                    continue;
 
                for (unsigned phaseIdx = 0; phaseIdx < numPhases; ++phaseIdx) {
                    Scalar weight =
                        std::max<Scalar>(1e-16, std::abs(extQuants.fractureVolumeFlux(phaseIdx)));
                    Opm::Valgrind::CheckDefined(extQuants.extrusionFactor());
                    assert(extQuants.extrusionFactor() > 0);
                    weight *= extQuants.extrusionFactor();
 
                    Dune::FieldVector<Scalar, dim> v(extQuants.fractureFilterVelocity(phaseIdx));
                    v *= weight;
 
                    for (unsigned dimIdx = 0; dimIdx < dimWorld; ++dimIdx) {
                        fractureVelocity_[phaseIdx][I][dimIdx] += v[dimIdx];
                        fractureVelocity_[phaseIdx][J][dimIdx] += v[dimIdx];
                    }
 
                    fractureVelocityWeight_[phaseIdx][I] += weight;
                    fractureVelocityWeight_[phaseIdx][J] += weight;
                }
            }
        }
    }
 
    void commitBuffers(BaseOutputWriter& baseWriter)
    {
        VtkMultiWriter *vtkWriter = dynamic_cast<VtkMultiWriter*>(&baseWriter);
        if (!vtkWriter) {
            return;
        }
 
        if (saturationOutput_())
            this->commitPhaseBuffer_(baseWriter, "fractureSaturation_%s", fractureSaturation_);
        if (mobilityOutput_())
            this->commitPhaseBuffer_(baseWriter, "fractureMobility_%s", fractureMobility_);
        if (relativePermeabilityOutput_())
            this->commitPhaseBuffer_(baseWriter, "fractureRelativePerm_%s", fractureRelativePermeability_);
 
        if (porosityOutput_())
            this->commitScalarBuffer_(baseWriter, "fracturePorosity", fracturePorosity_);
        if (intrinsicPermeabilityOutput_())
            this->commitScalarBuffer_(baseWriter, "fractureIntrinsicPerm", fractureIntrinsicPermeability_);
        if (volumeFractionOutput_()) {
            // divide the fracture volume by the total volume of the finite volumes
            for (unsigned I = 0; I < fractureVolumeFraction_.size(); ++I)
                fractureVolumeFraction_[I] /= this->simulator_.model().dofTotalVolume(I);
            this->commitScalarBuffer_(baseWriter, "fractureVolumeFraction", fractureVolumeFraction_);
        }
 
        if (velocityOutput_()) {
            size_t nDof = this->simulator_.model().numGridDof();
 
            for (unsigned phaseIdx = 0; phaseIdx < numPhases; ++phaseIdx) {
                // first, divide the velocity field by the
                // respective finite volume's surface area
                for (unsigned dofIdx = 0; dofIdx < nDof; ++dofIdx)
                    fractureVelocity_[phaseIdx][dofIdx] /=
                        std::max<Scalar>(1e-20, fractureVelocityWeight_[phaseIdx][dofIdx]);
                // commit the phase velocity
                char name[512];
                snprintf(name, 512, "fractureFilterVelocity_%s", FluidSystem::phaseName(phaseIdx).data());
 
                DiscBaseOutputModule::attachVectorDofData_(baseWriter, fractureVelocity_[phaseIdx], name);
            }
        }
    }
 
private:
    static bool saturationOutput_()
    {
        static bool val = Parameters::Get<Parameters::VtkWriteFractureSaturations>();
        return val;
    }
 
    static bool mobilityOutput_()
    {
        static bool val = Parameters::Get<Parameters::VtkWriteFractureMobilities>();
        return val;
    }
 
    static bool relativePermeabilityOutput_()
    {
        static bool val = Parameters::Get<Parameters::VtkWriteFractureRelativePermeabilities>();
        return val;
    }
 
    static bool porosityOutput_()
    {
        static bool val = Parameters::Get<Parameters::VtkWriteFracturePorosity>();
        return val;
    }
 
    static bool intrinsicPermeabilityOutput_()
    {
        static bool val = Parameters::Get<Parameters::VtkWriteFractureIntrinsicPermeabilities>();
        return val;
    }
 
    static bool volumeFractionOutput_()
    {
        static bool val = Parameters::Get<Parameters::VtkWriteFractureVolumeFraction>();
        return val;
    }
 
    static bool velocityOutput_()
    {
        static bool val = Parameters::Get<Parameters::VtkWriteFractureFilterVelocities>();
        return val;
    }
 
    PhaseBuffer fractureSaturation_;
    PhaseBuffer fractureMobility_;
    PhaseBuffer fractureRelativePermeability_;
 
    ScalarBuffer fracturePorosity_;
    ScalarBuffer fractureVolumeFraction_;
    ScalarBuffer fractureIntrinsicPermeability_;
 
    PhaseVectorBuffer fractureVelocity_;
    PhaseBuffer fractureVelocityWeight_;
 
    PhaseVectorBuffer potentialGradient_;
    PhaseBuffer potentialWeight_;
};
 
} // namespace Opm
 
#endif