LauExponentialPdf.hh

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// Copyright University of Warwick 2011 - 2013.
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)

// Authors:
// Thomas Latham
// John Back
// Paul Harrison

#ifndef LAU_EXPONENTIAL_PDF
#define LAU_EXPONENTIAL_PDF

#include <vector>

#include "TString.h"

#include "LauAbsPdf.hh"

class LauParameter;


class LauExponentialPdf : public LauAbsPdf {

        public:

                LauExponentialPdf(const TString& theVarName, const std::vector<LauParameter*>& params, Double_t minAbscissa, Double_t maxAbscissa);

                virtual ~LauExponentialPdf();

                LauExponentialPdf(const LauExponentialPdf& other);


                virtual void calcLikelihoodInfo(const LauAbscissas& abscissas);
                
                using LauAbsPdf::calcLikelihoodInfo;

                virtual void checkPositiveness() {}; // Nothing to check here.

                virtual void calcNorm();
                

                virtual void calcPDFHeight( const LauKinematics* kinematics );

        protected:

        private:
                LauParameter* slope_;

                ClassDef(LauExponentialPdf,0) // Define the Exponential PDF
};

#endif