opm-simulators/opm/core/simulator/ExplicitArraysFluidState.hpp

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/*
Copyright 2015 Andreas Lauser
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 3 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/>.
*/
#ifndef OPM_EXPLICIT_ARRAYS_FLUID_STATE_HEADER_INCLUDED
#define OPM_EXPLICIT_ARRAYS_FLUID_STATE_HEADER_INCLUDED
#include <opm/core/simulator/BlackoilState.hpp>
namespace Opm
{
/*!
* \brief This is a fluid state which translates global arrays and translates them to a
* subset of the fluid state API.
*
* This class is similar to Opm::BlackoilStateToFluidState.
*/
class ExplicitArraysFluidState
{
public:
typedef double Scalar;
explicit ExplicitArraysFluidState(const unsigned int num_phases)
: numPhases_(num_phases)
{}
/*!
* \brief Sets the currently used array index.
*
* After calling this, the values returned by the other methods are specific for this
* index.
*/
void setIndex(unsigned arrayIdx)
{ arrayIdx_ = arrayIdx; }
/*!
* \brief Set the array containing the phase saturations.
*
* This array is supposed to be of size numPhases*size and is not allowed to be
* deleted while the ExplicitArraysFluidState object is alive. This class assumes
* that the saturations of all phase saturations for a point are consequtive, i.e.,
* in the array the saturations cycle fastest.
*/
void setSaturationArray(const double* saturations)
{ saturations_ = saturations; }
/*!
* \brief Set the array containing the phase temperatures.
*
* This array is supposed to be of size 'size' and is not allowed to be
* deleted while the ExplicitArraysFluidState object is alive.
*/
void setTemperatureArray(const double* temperature)
{ temperature_ = temperature; }
/*!
* \brief Returns the saturation of a phase for the current cell index.
*/
Scalar saturation(int phaseIdx) const
{ return saturations_[numPhases_*arrayIdx_ + phaseIdx]; }
/*!
* \brief Returns the temperature [K] of a phase for the current cell index.
*/
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Scalar temperature(int /* phaseIdx */) const
{ return temperature_[arrayIdx_]; }
// TODO (?) pressure, composition, etc
private:
const double* saturations_;
const double* temperature_;
unsigned arrayIdx_;
unsigned numPhases_;
};
} // namespace Opm
#endif // OPM_SIMULATORTIMER_HEADER_INCLUDED