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RooNovosibirsk.h
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1/*****************************************************************************
2 * Project: RooFit *
3 * Package: RooFitModels *
4 * File: $Id: RooNovosibirsk.h,v 1.7 2007/07/12 20:30:49 wouter Exp $
5 * Authors: *
6 * DB, Dieter Best, UC Irvine, best@slac.stanford.edu *
7 * HT, Hirohisa Tanaka SLAC tanaka@slac.stanford.edu *
8 * *
9 * Copyright (c) 2000-2005, Regents of the University of California *
10 * and Stanford University. All rights reserved. *
11 * *
12 * Redistribution and use in source and binary forms, *
13 * with or without modification, are permitted according to the terms *
14 * listed in LICENSE (http://roofit.sourceforge.net/license.txt) *
15 *****************************************************************************/
16#ifndef ROO_NOVOSIBIRSK
17#define ROO_NOVOSIBIRSK
18
19#include "RooAbsPdf.h"
20#include "RooRealProxy.h"
21
22class RooRealVar;
23class RooAbsReal;
24
25class RooNovosibirsk : public RooAbsPdf {
26public:
27 // Your constructor needs a name and title and then a list of the
28 // dependent variables and parameters used by this PDF. Use an
29 // underscore in the variable names to distinguish them from your
30 // own local versions.
32 RooNovosibirsk(const char *name, const char *title,
33 RooAbsReal& _x, RooAbsReal& _peak,
34 RooAbsReal& _width, RooAbsReal& _tail);
35
36 RooNovosibirsk(const RooNovosibirsk& other,const char* name=0) ;
37
38 TObject* clone(const char* newname) const override { return new RooNovosibirsk(*this,newname); }
39
40 Int_t getAnalyticalIntegral(RooArgSet& allVars, RooArgSet& analVars, const char* rangeName=0) const override ;
41 double analyticalIntegral(Int_t code, const char* rangeName=0) const override ;
42
43 // An empty constructor is usually ok
44 inline ~RooNovosibirsk() override { }
45
46protected:
47 double evaluate() const override;
48 void computeBatch(cudaStream_t*, double* output, size_t nEvents, RooFit::Detail::DataMap const&) const override;
49 inline bool canComputeBatchWithCuda() const override { return true; }
50
51private:
56
57 ClassDefOverride(RooNovosibirsk,1) // Novosibirsk PDF
58};
59
60#endif
#define ClassDefOverride(name, id)
Definition: Rtypes.h:339
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:64
RooArgSet is a container object that can hold multiple RooAbsArg objects.
Definition: RooArgSet.h:57
RooNovosibirsk implements the Novosibirsk function.
RooRealProxy width
TObject * clone(const char *newname) const override
Int_t getAnalyticalIntegral(RooArgSet &allVars, RooArgSet &analVars, const char *rangeName=0) const override
Interface function getAnalyticalIntergral advertises the analytical integrals that are supported.
~RooNovosibirsk() override
RooRealProxy peak
RooRealProxy tail
bool canComputeBatchWithCuda() const override
double evaluate() const override
If tail=eta=0 the Belle distribution becomes gaussian.
void computeBatch(cudaStream_t *, double *output, size_t nEvents, RooFit::Detail::DataMap const &) const override
Compute multiple values of Novosibirsk distribution.
RooRealProxy x
double analyticalIntegral(Int_t code, const char *rangeName=0) const override
Implements the actual analytical integral(s) advertised by getAnalyticalIntegral.
RooRealVar represents a variable that can be changed from the outside.
Definition: RooRealVar.h:40
Mother of all ROOT objects.
Definition: TObject.h:37
std::map< DataKey, RooSpan< const double > > DataMap
Definition: DataMap.h:59
static void output()