VolumeFractionAverage.h

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// SPDX-FileCopyrightText: Copyright (c) OpenGeoSys Community (opengeosys.org)
// SPDX-License-Identifier: BSD-3-Clause
 
#pragma once
 
#include <array>
 
#include "MaterialLib/MPL/Phase.h"
#include "MaterialLib/MPL/Property.h"
 
namespace MaterialPropertyLib
{
class VolumeFractionAverage : public Property
{
    // Struct with pointers on the properties of relevant phases
    struct PhaseProperties
    {
        const Property* liquid = nullptr;
        const Property* frozen = nullptr;
        const Property* porous = nullptr;
    };
 
public:
    explicit VolumeFractionAverage(std::string name);
 
    void checkScale() const override;
 
    // initialize container with pointers to the phases properties
    void setProperties(
        std::vector<std::unique_ptr<Phase>> const& phases) override;
 
    PropertyDataType value(VariableArray const& variable_array,
                           ParameterLib::SpatialPosition const& pos,
                           double const t,
                           double const dt) const override;
 
    PropertyDataType dValue(VariableArray const& variable_array,
                            Variable const variable,
                            ParameterLib::SpatialPosition const& pos,
                            double const t,
                            double const dt) const override;
 
protected:  // order matters!
    PropertyType prop_type_;
    PhaseProperties properties_;
};
}  // namespace MaterialPropertyLib