porousmediumflow/3p3c/indices.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:
//
// SPDX-FileCopyrightInfo: Copyright © DuMux Project contributors, see AUTHORS.md in root folder
// SPDX-License-Identifier: GPL-3.0-or-later
//
#ifndef DUMUX_3P3C_INDICES_HH
#define DUMUX_3P3C_INDICES_HH
 
namespace Dumux {
 
class ThreePThreeCIndices
{
public:
    // present phases (-> 'pseudo' primary variable)
    static constexpr int threePhases = 1; 
    static constexpr int wPhaseOnly = 2; 
    static constexpr int gnPhaseOnly = 3; 
    static constexpr int wnPhaseOnly = 4; 
    static constexpr int gPhaseOnly = 5; 
    static constexpr int wgPhaseOnly = 6; 
 
    // Primary variable indices
    static constexpr int pressureIdx = 0; 
    static constexpr int switch1Idx = 1; 
    static constexpr int switch2Idx = 2; 
 
    static constexpr int pgIdx = pressureIdx;
    static constexpr int sOrX1Idx = switch1Idx;
    static constexpr int sOrX2Idx = switch2Idx;
 
    // equation indices
    static constexpr int conti0EqIdx = 0;
};
 
} // end namespace Dumux
 
#endif