porousmediumflow/richards/iofields.hh

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#ifndef DUMUX_RICHARDS_IO_FIELDS_HH
#define DUMUX_RICHARDS_IO_FIELDS_HH
 
#include <dumux/common/parameters.hh>
#include <dumux/common/typetraits/state.hh>
#include <dumux/io/name.hh>
 
namespace Dumux {
 
template <bool enableWaterDiffusionInAir>
class RichardsIOFields
{
public:
    template <class OutputModule>
    static void initOutputModule(OutputModule& out)
    {
        using VV = typename OutputModule::VolumeVariables;
        using FS = typename VV::FluidSystem;
 
        out.addVolumeVariable([](const auto& v){ return v.saturation(FS::phase0Idx); },
                              IOName::saturation<FS>(FS::phase0Idx));
        out.addVolumeVariable([](const auto& v){ return v.saturation(FS::phase1Idx); },
                              IOName::saturation<FS>(FS::phase1Idx));
        out.addVolumeVariable([](const auto& v){ return v.pressure(FS::phase0Idx); },
                              IOName::pressure<FS>(FS::phase0Idx));
        out.addVolumeVariable([](const auto& v){ return v.pressure(FS::phase1Idx); },
                              IOName::pressure<FS>(FS::phase1Idx));
        out.addVolumeVariable([](const auto& v){ return v.capillaryPressure(); },
                              IOName::capillaryPressure());
        out.addVolumeVariable([](const auto& v){ return v.density(FS::phase0Idx); },
                              IOName::density<FS>(FS::phase0Idx));
        out.addVolumeVariable([](const auto& v){ return v.mobility(FS::phase0Idx); },
                              IOName::mobility<FS>(FS::phase0Idx));
        out.addVolumeVariable([](const auto& v){ return v.relativePermeability(FS::phase0Idx); },
                              IOName::relativePermeability<FS>(FS::phase0Idx));
        out.addVolumeVariable([](const auto& v){ return v.porosity(); },
                              IOName::porosity());
 
        static const bool gravity = getParamFromGroup<bool>(out.paramGroup(), "Problem.EnableGravity");
 
        if(gravity)
            out.addVolumeVariable([](const auto& v){ return v.pressureHead(FS::phase0Idx); },
                                  IOName::pressureHead());
        if constexpr (enableWaterDiffusionInAir)
            out.addVolumeVariable([](const auto& v){ return v.moleFraction(FS::phase1Idx, FS::comp0Idx); },
                                  IOName::moleFraction<FS>(FS::phase1Idx, FS::comp0Idx));
        out.addVolumeVariable([](const auto& v){ return v.waterContent(FS::phase0Idx); },
                              IOName::waterContent());
 
        if constexpr (Detail::priVarsHaveState<typename VV::PrimaryVariables>())
            out.addVolumeVariable([](const auto& v){ return v.priVars().state(); },
                                  IOName::phasePresence());
    }
 
    template<class ModelTraits, class FluidSystem, class SolidSystem = void>
    static std::string primaryVariableName(int pvIdx, int state)
    {
        using Indices = typename ModelTraits::Indices;
 
        if (state == Indices::gasPhaseOnly)
            return IOName::moleFraction<FluidSystem>(FluidSystem::phase1Idx, FluidSystem::phase0Idx);
        else
            return IOName::pressure<FluidSystem>(FluidSystem::phase0Idx);
    }
};
 
} // end namespace Dumux
 
#endif