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RooChebychev.h
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1/*****************************************************************************
2 * Project: RooFit *
3 * Package: RooFitModels *
4 * File: $Id: RooChebychev.h,v 1.6 2007/05/11 09:13:07 verkerke Exp $
5 * Authors: *
6 * GR, Gerhard Raven, UC San Diego, Gerhard.Raven@slac.stanford.edu
7 * *
8 * Copyright (c) 2000-2005, Regents of the University of California *
9 * and Stanford University. All rights reserved. *
10 * *
11 * Redistribution and use in source and binary forms, *
12 * with or without modification, are permitted according to the terms *
13 * listed in LICENSE (http://roofit.sourceforge.net/license.txt) *
14 *****************************************************************************/
15#ifndef ROO_CHEBYCHEV
16#define ROO_CHEBYCHEV
17
18#include "RooAbsPdf.h"
19#include "RooRealProxy.h"
20#include "RooListProxy.h"
21
22class RooRealVar;
23class RooArgList ;
24
25class RooChebychev : public RooAbsPdf {
26public:
27
28 RooChebychev() ;
29 RooChebychev(const char *name, const char *title,
31
32 RooChebychev(const RooChebychev& other, const char* name = 0);
33 virtual TObject* clone(const char* newname) const { return new RooChebychev(*this, newname); }
34 inline virtual ~RooChebychev() { }
35
36 Int_t getAnalyticalIntegral(RooArgSet& allVars, RooArgSet& analVars, const char* rangeName=0) const ;
37 Double_t analyticalIntegral(Int_t code, const char* rangeName=0) const ;
38
39 virtual void selectNormalizationRange(const char* rangeName=0, Bool_t force=kFALSE) ;
40
41private:
42
46
47 Double_t evaluate() const;
49
50 Double_t evalAnaInt(const Double_t a, const Double_t b) const;
51
52 ClassDef(RooChebychev,2) // Chebychev polynomial PDF
53};
54
55#endif
#define b(i)
Definition: RSha256.hxx:100
int Int_t
Definition: RtypesCore.h:45
const Bool_t kFALSE
Definition: RtypesCore.h:101
bool Bool_t
Definition: RtypesCore.h:63
double Double_t
Definition: RtypesCore.h:59
#define ClassDef(name, id)
Definition: Rtypes.h:325
char name[80]
Definition: TGX11.cxx:110
RooAbsReal is the common abstract base class for objects that represent a real value and implements f...
Definition: RooAbsReal.h:61
RooArgList is a container object that can hold multiple RooAbsArg objects.
Definition: RooArgList.h:22
RooArgSet is a container object that can hold multiple RooAbsArg objects.
Definition: RooArgSet.h:35
Chebychev polynomial p.d.f.
Definition: RooChebychev.h:25
RooSpan< double > evaluateSpan(RooBatchCompute::RunContext &evalData, const RooArgSet *normSet) const
Compute multiple values of Chebychev.
virtual void selectNormalizationRange(const char *rangeName=0, Bool_t force=kFALSE)
Interface function to force use of a given normalization range to interpret function value.
RooRealProxy _x
Definition: RooChebychev.h:43
Int_t getAnalyticalIntegral(RooArgSet &allVars, RooArgSet &analVars, const char *rangeName=0) const
Interface function getAnalyticalIntergral advertises the analytical integrals that are supported.
virtual TObject * clone(const char *newname) const
Definition: RooChebychev.h:33
TNamed * _refRangeName
Definition: RooChebychev.h:45
virtual ~RooChebychev()
Definition: RooChebychev.h:34
RooListProxy _coefList
Definition: RooChebychev.h:44
Double_t evaluate() const
Evaluate this PDF / function / constant. Needs to be overridden by all derived classes.
Double_t evalAnaInt(const Double_t a, const Double_t b) const
Double_t analyticalIntegral(Int_t code, const char *rangeName=0) const
Implements the actual analytical integral(s) advertised by getAnalyticalIntegral.
RooListProxy is the concrete proxy for RooArgList objects.
Definition: RooListProxy.h:24
RooRealVar represents a variable that can be changed from the outside.
Definition: RooRealVar.h:39
A simple container to hold a batch of data values.
Definition: RooSpan.h:34
The TNamed class is the base class for all named ROOT classes.
Definition: TNamed.h:29
Mother of all ROOT objects.
Definition: TObject.h:37
This struct enables passing computation data around between elements of a computation graph.
Definition: RunContext.h:31
auto * a
Definition: textangle.C:12