averageCondition.H

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/*---------------------------------------------------------------------------*\
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  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
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-------------------------------------------------------------------------------
    Copyright (C) 2015 OpenFOAM Foundation
    Copyright (C) 2016-2018 OpenCFD Ltd.
-------------------------------------------------------------------------------
License
    This file is part of OpenFOAM.
 
    OpenFOAM 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.
 
    OpenFOAM 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 OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
 
Class
    Foam::functionObjects::runTimeControls::averageCondition
 
Description
    Average run time condition - satisfied when average does not change by
    more than a given value.
 
SourceFiles
    averageCondition.H
    averageCondition.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef averageCondition_H
#define averageCondition_H
 
#include "runTimeCondition.H"
#include "Switch.H"
#include "Enum.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
namespace functionObjects
{
namespace runTimeControls
{
 
/*---------------------------------------------------------------------------*\
                      Class averageCondition Declaration
\*---------------------------------------------------------------------------*/
 
class averageCondition
:
    public runTimeCondition
{
public:
 
    // Public enumerations
 
        enum class windowType
        {
            NONE,
            APPROXIMATE,
            EXACT
        };
 
        static const Enum<windowType> windowTypeNames;
 
 
protected:
 
    // Protected data
 
        //- Name of function object to retrieve data from
        word functionObjectName_;
 
        //- List of fields on which to operate
        wordList fieldNames_;
 
        //- Satisfied when difference in mean values is less than this value
        const scalar tolerance_;
 
        //- Averaging window
        const scalar window_;
 
        //- Averaging window type
        windowType windowType_;
 
        //- Average time per field
        List<scalar> totalTime_;
 
        //- Reset the averaging process on restart flag
        Switch resetOnRestart_;
 
        //- Number of start-up iterations before allowing satisfied checks
        label nIterStartUp_;
 
        //- Current iteration count
        label iter_;
 
    // Protected Member Functions
 
        //- Templated function to calculate the average
        template<class Type>
        void calc
        (
            const label fieldi,
            bool& satisfied,
            bool& processed
        );
 
 
public:
 
    //- Runtime type information
    TypeName("average");
 
    //- Constructor
    averageCondition
    (
        const word& name,
        const objectRegistry& obr,
        const dictionary& dict,
        stateFunctionObject& state
    );
 
    //- Destructor
    virtual ~averageCondition() = default;
 
 
    // Public Member Functions
 
        //- Apply the condition
        virtual bool apply();
 
        //- Write
        virtual void write();
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace runTimeControls
} // End namespace functionObjects
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#ifdef NoRepository
    #include "averageConditionTemplates.C"
#endif
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //