fixedValue.H

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License
    This file is part of OpenFOAM.
 
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    the Free Software Foundation, either version 3 of the License, or
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Class
    Foam::distributions::fixedValue
 
Description
    Distribution which always takes a specified fixed value
 
Usage
    Example usage:
    \verbatim
    {
        type    fixedValue;
        value   1e-6;
    }
    \endverbatim
 
SourceFiles
    fixedValue.C
 
See also
    Foam::distribution
 
\*---------------------------------------------------------------------------*/
 
#ifndef fixedValue_H
#define fixedValue_H
 
#include "distribution.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
namespace distributions
{
 
/*---------------------------------------------------------------------------*\
                         Class fixedValue Declaration
\*---------------------------------------------------------------------------*/
 
class fixedValue
:
    public FieldDistribution<distribution, fixedValue>
{
    // Private Data
 
        //- Fixed value
        const scalar value_;
 
 
public:
 
    //- Runtime type information
    TypeName("fixedValue");
 
 
    // Constructors
 
        //- Construct from a dictionary
        fixedValue
        (
            const unitConversion& units,
            const dictionary& dict,
            const label sampleQ,
            randomGenerator&& rndGen
        );
 
        //- Construct copy
        fixedValue(const fixedValue& d, const label sampleQ);
 
        //- Construct and return a clone
        virtual autoPtr<distribution> clone(const label sampleQ) const
        {
            return autoPtr<distribution>(new fixedValue(*this, sampleQ));
        }
 
 
    //- Destructor
    virtual ~fixedValue();
 
 
    // Member Functions
 
        //- Sample the distribution
        virtual scalar sample() const;
 
        //- Sample the distribution
        using FieldDistribution<distribution, fixedValue>::sample;
 
        //- Return the minimum value
        virtual scalar min() const;
 
        //- Return the maximum value
        virtual scalar max() const;
 
        //- Return the mean value
        virtual scalar mean() const;
 
        //- Write to a stream
        virtual void write(Ostream& os, const unitConversion& units) const;
 
        //- Return coordinates to plot across the range of the distribution
        virtual tmp<scalarField> x(const label n) const;
 
        //- Return the distribution probability density function
        virtual tmp<scalarField> PDF(const scalarField& x) const;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace distributions
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //