MaterialTraits.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_MATERIAL_TRAITS_HPP
#define OPM_MATERIAL_TRAITS_HPP
 
namespace Opm {
 
template <class ScalarT, int numPhasesV>
class NullMaterialTraits
{
public:
    using Scalar = ScalarT;
 
    static constexpr int numPhases = numPhasesV;
};
 
template <class ScalarT, int wettingPhaseIdxV, int nonWettingPhaseIdxV>
class TwoPhaseMaterialTraits
{
public:
    using Scalar = ScalarT;
 
    static constexpr int numPhases = 2;
 
    static constexpr int  wettingPhaseIdx = wettingPhaseIdxV;
 
    static constexpr int nonWettingPhaseIdx = nonWettingPhaseIdxV;
 
    // some safety checks...
    static_assert(wettingPhaseIdx != nonWettingPhaseIdx,
                  "wettingPhaseIdx and nonWettingPhaseIdx must be different");
};
 
template <class ScalarT, int wettingPhaseIdxV, int nonWettingasPhaseIdxV, int gasPhaseIdxV>
class ThreePhaseMaterialTraits
{
public:
    using Scalar = ScalarT;
 
    static constexpr int numPhases = 3;
 
    static constexpr int wettingPhaseIdx = wettingPhaseIdxV;
 
    static constexpr int nonWettingPhaseIdx = nonWettingasPhaseIdxV;
 
    static constexpr int gasPhaseIdx = gasPhaseIdxV;
 
    // some safety checks...
    static_assert(0 <= wettingPhaseIdx && wettingPhaseIdx < numPhases,
                  "wettingPhaseIdx is out of range");
    static_assert(0 <= nonWettingPhaseIdx && nonWettingPhaseIdx < numPhases,
                  "nonWettingPhaseIdx is out of range");
    static_assert(0 <= gasPhaseIdx && gasPhaseIdx < numPhases,
                  "gasPhaseIdx is out of range");
 
    static_assert(wettingPhaseIdx != nonWettingPhaseIdx,
                  "wettingPhaseIdx and nonWettingPhaseIdx must be different");
    static_assert(wettingPhaseIdx != gasPhaseIdx,
                  "wettingPhaseIdx and gasPhaseIdx must be different");
    static_assert(nonWettingPhaseIdx != gasPhaseIdx,
                  "nonWettingPhaseIdx and gasPhaseIdx must be different");
};
 
} // namespace Opm
 
#endif