LauExponentialPdf.hh

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/*
Copyright 2011 University of Warwick

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/

/*
Laura++ package authors:
John Back
Paul Harrison
Thomas Latham
*/

#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<LauAbsRValue*>& params, Double_t minAbscissa, Double_t maxAbscissa);

                virtual ~LauExponentialPdf();


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

                virtual void calcNorm();
                

                virtual void calcPDFHeight( const LauKinematics* kinematics );

        protected:

        private:
                LauExponentialPdf(const LauExponentialPdf& rhs);

                LauExponentialPdf& operator=(const LauExponentialPdf& rhs);

                LauAbsRValue* slope_;

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

#endif