dynamicTopODesignVariables.H

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    Copyright (C) 2020-2023 PCOpt/NTUA
    Copyright (C) 2020-2023 FOSS GP
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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
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    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
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Class
    Foam::dynamicTopODesignVariables
 
Description
    Design variables for topology optimisation problems.
    Active design variables are added gradually, to help the optimiser from
    being trapped to a sub-optimal solution track in the first optimisation
    cycles.
 
SourceFiles
    dynamicTopODesignVariables.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef dynamicTopODesignVariables_H
#define dynamicTopODesignVariables_H
 
#include "topODesignVariables.H"
#include "marchingCells.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
                  Class dynamicTopODesignVariables Declaration
\*---------------------------------------------------------------------------*/
 
class dynamicTopODesignVariables
:
    public topODesignVariables
{
protected:
 
    // Protected data
 
        //- Mechanism for gradually activating design variables
        marchingCells marchCells_;
 
        //- Number of times the design variables have evolved
        label evolvedCount_;
 
 
    // Protected Member Functions
 
        //- Set active design variables
        virtual void setActiveDesignVariables
        (
            const label fluidID = 0,
            const bool activeIO = false
        );
 
 
private:
 
    // Private Member Functions
 
        //- Disallow default bitwise copy construct
        dynamicTopODesignVariables
        (
            const dynamicTopODesignVariables&
        ) = delete;
 
        //- Disallow default bitwise assignment
        void operator=(const dynamicTopODesignVariables&) = delete;
 
 
public:
 
    //- Runtime type information
    TypeName("dynamicTopO");
 
 
    // Constructors
 
        //- Construct from dictionary
        dynamicTopODesignVariables
        (
            fvMesh& mesh,
            const dictionary& dict
        );
 
        //- Construct from dictionary and size
        dynamicTopODesignVariables
        (
            fvMesh& mesh,
            const dictionary& dict,
            const label size
        );
 
 
    // Selectors
 
        //- Construct and return the selected design variables
        static autoPtr<dynamicTopODesignVariables> New
        (
            fvMesh& mesh,
            const dictionary& dict
        );
 
 
    //- Destructor
    virtual ~dynamicTopODesignVariables() = default;
 
 
    // Member Functions
 
        //- Update the active design variables
        virtual void evolveNumber();
 
        //- The writeData function required by the regIOobject write operation
        virtual bool writeData(Ostream&) const;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //