exponential.H

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/*---------------------------------------------------------------------------*\
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License
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Class
    Foam::distributionModels::exponential

Description
    exponential distribution model

SourceFiles
    exponential.C

\*---------------------------------------------------------------------------*/

#ifndef exponential_H
#define exponential_H

#include "distributionModel.H"

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

namespace Foam
{
namespace distributionModels
{

/*---------------------------------------------------------------------------*\
                         Class exponential Declaration
\*---------------------------------------------------------------------------*/

class exponential
:
    public distributionModel
{
    // Private Data

        //- Distribution minimum
        scalar minValue_;

        //- Distribution maximum
        scalar maxValue_;


        // Model coefficients

            scalar lambda_;


public:

    //- Runtime type information
    TypeName("exponential");


    // Constructors

        //- Construct from components
        exponential(const dictionary& dict, Random& rndGen);

        //- Construct copy
        exponential(const exponential& p);

        //- Construct and return a clone
        virtual autoPtr<distributionModel> clone() const
        {
            return autoPtr<distributionModel>(new exponential(*this));
        }


    //- Destructor
    virtual ~exponential();


    // Member Functions

        //- Sample the distributionModel
        virtual scalar sample() const;

        //- Return the minimum value
        virtual scalar minValue() const;

        //- Return the maximum value
        virtual scalar maxValue() const;

        //- Return the mean value
        virtual scalar meanValue() const;
};


// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

} // End namespace distributionModels
} // End namespace Foam

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

#endif

// ************************************************************************* //