vtkmultiphasemodule.hpp

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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 OPM_VTK_MULTI_PHASE_MODULE_HPP
#define OPM_VTK_MULTI_PHASE_MODULE_HPP
 
#include <dune/common/fvector.hh>
 
#include <opm/material/common/MathToolbox.hpp>
#include <opm/material/common/Valgrind.hpp>
 
#include <opm/models/discretization/common/fvbaseparameters.hh>
 
#include <opm/models/io/baseoutputmodule.hh>
#include <opm/models/io/vtkmultiphaseparams.hpp>
#include <opm/models/io/vtkmultiwriter.hh>
 
#include <opm/models/utils/parametersystem.hpp>
#include <opm/models/utils/propertysystem.hh>
 
#include <cstdio>
 
namespace Opm {
 
template<class TypeTag>
class VtkMultiPhaseModule : 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 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 { dimWorld = GridView::dimensionworld };
    enum { numPhases = getPropValue<TypeTag, Properties::NumPhases>() };
 
    using ScalarBuffer = typename ParentType::ScalarBuffer;
    using VectorBuffer = typename ParentType::VectorBuffer;
    using TensorBuffer = typename ParentType::TensorBuffer;
    using PhaseBuffer = typename ParentType::PhaseBuffer;
 
    using DimVector = Dune::FieldVector<Scalar, dimWorld>;
 
    using PhaseVectorBuffer = std::array<VectorBuffer, numPhases>;
 
public:
    VtkMultiPhaseModule(const Simulator& simulator)
        : ParentType(simulator)
    {
        params_.read();
    }
 
    static void registerParameters()
    {
        VtkMultiPhaseParams::registerParameters();
    }
 
    void allocBuffers()
    {
        if (params_.extrusionFactorOutput_) {
            this->resizeScalarBuffer_(extrusionFactor_);
        }
        if (params_.pressureOutput_) {
            this->resizePhaseBuffer_(pressure_);
        }
        if (params_.densityOutput_) {
            this->resizePhaseBuffer_(density_);
        }
        if (params_.saturationOutput_) {
            this->resizePhaseBuffer_(saturation_);
        }
        if (params_.mobilityOutput_) {
            this->resizePhaseBuffer_(mobility_);
        }
        if (params_.relativePermeabilityOutput_) {
            this->resizePhaseBuffer_(relativePermeability_);
        }
        if (params_.viscosityOutput_) {
            this->resizePhaseBuffer_(viscosity_);
        }
        if (params_.averageMolarMassOutput_) {
            this->resizePhaseBuffer_(averageMolarMass_);
        }
 
        if (params_.porosityOutput_) {
            this->resizeScalarBuffer_(porosity_);
        }
        if (params_.intrinsicPermeabilityOutput_) {
            this->resizeTensorBuffer_(intrinsicPermeability_);
        }
 
        if (params_.velocityOutput_) {
            size_t nDof = this->simulator_.model().numGridDof();
            for (unsigned phaseIdx = 0; phaseIdx < numPhases; ++ phaseIdx) {
                velocity_[phaseIdx].resize(nDof);
                for (unsigned dofIdx = 0; dofIdx < nDof; ++ dofIdx) {
                    velocity_[phaseIdx][dofIdx].resize(dimWorld);
                    velocity_[phaseIdx][dofIdx] = 0.0;
                }
            }
            this->resizePhaseBuffer_(velocityWeight_);
        }
 
        if (params_.potentialGradientOutput_) {
            size_t nDof = this->simulator_.model().numGridDof();
            for (unsigned phaseIdx = 0; phaseIdx < numPhases; ++ phaseIdx) {
                potentialGradient_[phaseIdx].resize(nDof);
                for (unsigned dofIdx = 0; dofIdx < nDof; ++ dofIdx) {
                    potentialGradient_[phaseIdx][dofIdx].resize(dimWorld);
                    potentialGradient_[phaseIdx][dofIdx] = 0.0;
                }
            }
 
            this->resizePhaseBuffer_(potentialWeight_);
        }
    }
 
    void processElement(const ElementContext& elemCtx)
    {
        if (!Parameters::Get<Parameters::EnableVtkOutput>()) {
            return;
        }
 
        const auto& problem = elemCtx.problem();
        for (unsigned i = 0; i < elemCtx.numPrimaryDof(/*timeIdx=*/0); ++i) {
            unsigned I = elemCtx.globalSpaceIndex(i, /*timeIdx=*/0);
            const auto& intQuants = elemCtx.intensiveQuantities(i, /*timeIdx=*/0);
            const auto& fs = intQuants.fluidState();
 
            if (params_.extrusionFactorOutput_) {
                extrusionFactor_[I] = intQuants.extrusionFactor();
            }
            if (params_.porosityOutput_) {
                porosity_[I] = getValue(intQuants.porosity());
            }
 
            if (params_.intrinsicPermeabilityOutput_) {
                const auto& K = problem.intrinsicPermeability(elemCtx, i, /*timeIdx=*/0);
                for (unsigned rowIdx = 0; rowIdx < K.rows; ++rowIdx) {
                    for (unsigned colIdx = 0; colIdx < K.cols; ++colIdx) {
                        intrinsicPermeability_[I][rowIdx][colIdx] = K[rowIdx][colIdx];
                    }
                }
            }
 
            for (unsigned phaseIdx = 0; phaseIdx < numPhases; ++phaseIdx) {
                if (!FluidSystem::phaseIsActive(phaseIdx)) {
                    continue;
                }
                if (params_.pressureOutput_) {
                    pressure_[phaseIdx][I] = getValue(fs.pressure(phaseIdx));
                }
                if (params_.densityOutput_) {
                    density_[phaseIdx][I] = getValue(fs.density(phaseIdx));
                }
                if (params_.saturationOutput_) {
                    saturation_[phaseIdx][I] = getValue(fs.saturation(phaseIdx));
                }
                if (params_.mobilityOutput_) {
                    mobility_[phaseIdx][I] = getValue(intQuants.mobility(phaseIdx));
                }
                if (params_.relativePermeabilityOutput_) {
                    relativePermeability_[phaseIdx][I] = getValue(intQuants.relativePermeability(phaseIdx));
                }
                if (params_.viscosityOutput_) {
                    viscosity_[phaseIdx][I] = getValue(fs.viscosity(phaseIdx));
                }
                if (params_.averageMolarMassOutput_) {
                    averageMolarMass_[phaseIdx][I] = getValue(fs.averageMolarMass(phaseIdx));
                }
            }
        }
 
        if (params_.potentialGradientOutput_) {
            // calculate velocities if requested
            for (unsigned faceIdx = 0; faceIdx < elemCtx.numInteriorFaces(/*timeIdx=*/0); ++ faceIdx) {
                const auto& extQuants = elemCtx.extensiveQuantities(faceIdx, /*timeIdx=*/0);
 
                unsigned i = extQuants.interiorIndex();
                unsigned I = elemCtx.globalSpaceIndex(i, /*timeIdx=*/0);
 
                for (unsigned phaseIdx = 0; phaseIdx < numPhases; ++phaseIdx) {
                    Scalar weight = extQuants.extrusionFactor();
 
                    potentialWeight_[phaseIdx][I] += weight;
 
                    const auto& inputPGrad = extQuants.potentialGrad(phaseIdx);
                    DimVector pGrad;
                    for (unsigned dimIdx = 0; dimIdx < dimWorld; ++dimIdx) {
                        pGrad[dimIdx] = getValue(inputPGrad[dimIdx])*weight;
                    }
                    potentialGradient_[phaseIdx][I] += pGrad;
                } // end for all phases
            } // end for all faces
        }
 
        if (params_.velocityOutput_) {
            // calculate velocities if requested
            for (unsigned faceIdx = 0; faceIdx < elemCtx.numInteriorFaces(/*timeIdx=*/0); ++ faceIdx) {
                const auto& extQuants = elemCtx.extensiveQuantities(faceIdx, /*timeIdx=*/0);
 
                unsigned i = extQuants.interiorIndex();
                unsigned I = elemCtx.globalSpaceIndex(i, /*timeIdx=*/0);
 
                unsigned j = extQuants.exteriorIndex();
                unsigned J = elemCtx.globalSpaceIndex(j, /*timeIdx=*/0);
 
                for (unsigned phaseIdx = 0; phaseIdx < numPhases; ++phaseIdx) {
                    Scalar weight = std::max<Scalar>(1e-16,
                                                     std::abs(getValue(extQuants.volumeFlux(phaseIdx))));
                    Valgrind::CheckDefined(extQuants.extrusionFactor());
                    assert(extQuants.extrusionFactor() > 0);
                    weight *= extQuants.extrusionFactor();
 
                    const auto& inputV = extQuants.filterVelocity(phaseIdx);
                    DimVector v;
                    for (unsigned k = 0; k < dimWorld; ++k) {
                        v[k] = getValue(inputV[k]);
                    }
                    if (v.two_norm() > 1e-20) {
                        weight /= v.two_norm();
                    }
                    v *= weight;
 
                    velocity_[phaseIdx][I] += v;
                    velocity_[phaseIdx][J] += v;
 
                    velocityWeight_[phaseIdx][I] += weight;
                    velocityWeight_[phaseIdx][J] += weight;
                } // end for all phases
            } // end for all faces
        }
    }
 
    void commitBuffers(BaseOutputWriter& baseWriter)
    {
        VtkMultiWriter* vtkWriter = dynamic_cast<VtkMultiWriter*>(&baseWriter);
        if (!vtkWriter) {
            return;
        }
 
        if (params_.extrusionFactorOutput_) {
            this->commitScalarBuffer_(baseWriter, "extrusionFactor", extrusionFactor_);
        }
        if (params_.pressureOutput_) {
            this->commitPhaseBuffer_(baseWriter, "pressure_%s", pressure_);
        }
        if (params_.densityOutput_) {
            this->commitPhaseBuffer_(baseWriter, "density_%s", density_);
        }
        if (params_.saturationOutput_) {
            this->commitPhaseBuffer_(baseWriter, "saturation_%s", saturation_);
        }
        if (params_.mobilityOutput_) {
            this->commitPhaseBuffer_(baseWriter, "mobility_%s", mobility_);
        }
        if (params_.relativePermeabilityOutput_) {
            this->commitPhaseBuffer_(baseWriter, "relativePerm_%s", relativePermeability_);
        }
        if (params_.viscosityOutput_) {
            this->commitPhaseBuffer_(baseWriter, "viscosity_%s", viscosity_);
        }
        if (params_.averageMolarMassOutput_) {
            this->commitPhaseBuffer_(baseWriter, "averageMolarMass_%s", averageMolarMass_);
        }
 
        if (params_.porosityOutput_) {
            this->commitScalarBuffer_(baseWriter, "porosity", porosity_);
        }
        if (params_.intrinsicPermeabilityOutput_) {
            this->commitTensorBuffer_(baseWriter, "intrinsicPerm", intrinsicPermeability_);
        }
 
        if (params_.velocityOutput_) {
            size_t numDof = 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 i = 0; i < numDof; ++i) {
                    velocity_[phaseIdx][i] /= velocityWeight_[phaseIdx][i];
                }
                // commit the phase velocity
                char name[512];
                snprintf(name, 512, "filterVelocity_%s", FluidSystem::phaseName(phaseIdx).data());
 
                DiscBaseOutputModule::attachVectorDofData_(baseWriter, velocity_[phaseIdx], name);
            }
        }
 
        if (params_.potentialGradientOutput_) {
            size_t numDof = 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 i = 0; i < numDof; ++i) {
                    potentialGradient_[phaseIdx][i] /= potentialWeight_[phaseIdx][i];
                }
                // commit the phase velocity
                char name[512];
                snprintf(name, 512, "gradP_%s", FluidSystem::phaseName(phaseIdx).data());
 
                DiscBaseOutputModule::attachVectorDofData_(baseWriter,
                                                           potentialGradient_[phaseIdx],
                                                           name);
            }
        }
    }
 
    bool needExtensiveQuantities() const final
    {
        return params_.velocityOutput_ || params_.potentialGradientOutput_;
    }
 
private:
    VtkMultiPhaseParams params_{};
    ScalarBuffer extrusionFactor_{};
    PhaseBuffer pressure_{};
    PhaseBuffer density_{};
    PhaseBuffer saturation_{};
    PhaseBuffer mobility_{};
    PhaseBuffer relativePermeability_{};
    PhaseBuffer viscosity_{};
    PhaseBuffer averageMolarMass_{};
 
    ScalarBuffer porosity_{};
    TensorBuffer intrinsicPermeability_{};
 
    PhaseVectorBuffer velocity_{};
    PhaseBuffer velocityWeight_{};
 
    PhaseVectorBuffer potentialGradient_{};
    PhaseBuffer potentialWeight_{};
};
 
} // namespace Opm
 
#endif // OPM_VTK_MULTI_PHASE_MODULE_HPP