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RooGaussExpTails.h
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1#ifndef RooFit_RooFit_RooGaussExpTails_h
2#define RooFit_RooFit_RooGaussExpTails_h
3
4#include "RooAbsPdf.h"
5#include "RooRealProxy.h"
6
7class RooAbsReal;
8
9class RooGaussExpTails : public RooAbsPdf {
10public:
14 RooGaussExpTails(const RooGaussExpTails &other, const char *name = nullptr);
15 TObject *clone(const char *newname) const override { return new RooGaussExpTails(*this, newname); }
16
17 Int_t getAnalyticalIntegral(RooArgSet &allVars, RooArgSet &analVars, const char *rangeName = nullptr) const override;
18 double analyticalIntegral(Int_t code, const char *rangeName = nullptr) const override;
19
20 RooAbsReal const &x() const { return *_x; }
21 RooAbsReal const &x0() const { return *_x0; }
22 RooAbsReal const &sigma() const { return *_sigma; }
23 RooAbsReal const &kL() const { return *_kL; }
24 RooAbsReal const &kH() const { return *_kH; }
25
26protected:
27 double evaluate() const override;
28
29private:
35
36private:
37 ClassDefOverride(RooGaussExpTails, 1) // Gaussian with double-sided exponential tails PDF, see https://arxiv.org/abs/1603.08591v1
38};
39
40#endif
#define ClassDefOverride(name, id)
Definition Rtypes.h:348
char name[80]
Definition TGX11.cxx:110
Abstract interface for all probability density functions.
Definition RooAbsPdf.h:32
A RooAbsReal::Ref can be constructed from a RooAbsReal& or a double that will be implicitly converted...
Definition RooAbsReal.h:72
Abstract base class for objects that represent a real value and implements functionality common to al...
Definition RooAbsReal.h:63
RooArgSet is a container object that can hold multiple RooAbsArg objects.
Definition RooArgSet.h:24
PDF implementing a Gaussian core + double-sided exponential tail distribution.
TObject * clone(const char *newname) const override
RooAbsReal const & kH() const
RooAbsReal const & kL() const
double evaluate() const override
Evaluate this PDF / function / constant. Needs to be overridden by all derived classes.
Int_t getAnalyticalIntegral(RooArgSet &allVars, RooArgSet &analVars, const char *rangeName=nullptr) const override
Interface function getAnalyticalIntergral advertises the analytical integrals that are supported.
RooAbsReal const & x() const
double analyticalIntegral(Int_t code, const char *rangeName=nullptr) const override
Implements the actual analytical integral(s) advertised by getAnalyticalIntegral.
RooAbsReal const & x0() const
RooAbsReal const & sigma() const
RooRealProxy _sigma
Mother of all ROOT objects.
Definition TObject.h:41