Logo ROOT  
Reference Guide
 
Loading...
Searching...
No Matches
RooBifurGauss.h
Go to the documentation of this file.
1/*****************************************************************************
2 * Project: RooFit *
3 * Package: RooFitModels *
4 * File: $Id: RooBifurGauss.h,v 1.12 2007/07/12 20:30:49 wouter Exp $
5 * Authors: *
6 * Abi Soffer, Colorado State University, abi@slac.stanford.edu *
7 * *
8 * Copyright (c) 2000-2005, Regents of the University of California, *
9 * Colorado State University *
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_BIFUR_GAUSS
17#define ROO_BIFUR_GAUSS
18
19#include <RooAbsPdf.h>
20#include <RooRealProxy.h>
21
22class RooBifurGauss : public RooAbsPdf {
23public:
25 RooBifurGauss(const char *name, const char *title, RooAbsReal &_x, RooAbsReal &_mean, RooAbsReal &_sigmaL,
26 RooAbsReal &_sigmaR);
27
28 RooBifurGauss(const RooBifurGauss &other, const char *name = nullptr);
29 TObject *clone(const char *newname) const override { return new RooBifurGauss(*this, newname); }
30
31 Int_t getAnalyticalIntegral(RooArgSet &allVars, RooArgSet &analVars, const char *rangeName = nullptr) const override;
32 double analyticalIntegral(Int_t code, const char *rangeName = nullptr) const override;
33
34 void translate(RooFit::Detail::CodeSquashContext &ctx) const override;
35 std::string buildCallToAnalyticIntegral(Int_t code, const char *rangeName,
36 RooFit::Detail::CodeSquashContext &ctx) const override;
37
38protected:
43
44 double evaluate() const override;
45 void computeBatch(double *output, size_t nEvents, RooFit::Detail::DataMap const &) const override;
46 inline bool canComputeBatchWithCuda() const override { return true; }
47
48private:
49 ClassDefOverride(RooBifurGauss, 1) // Bifurcated Gaussian PDF
50};
51
52#endif
#define ClassDefOverride(name, id)
Definition Rtypes.h:341
char name[80]
Definition TGX11.cxx:110
Abstract interface for all probability density functions.
Definition RooAbsPdf.h:40
Abstract base class for objects that represent a real value and implements functionality common to al...
Definition RooAbsReal.h:59
RooArgSet is a container object that can hold multiple RooAbsArg objects.
Definition RooArgSet.h:55
Bifurcated Gaussian p.d.f with different widths on left and right side of maximum value.
Int_t getAnalyticalIntegral(RooArgSet &allVars, RooArgSet &analVars, const char *rangeName=nullptr) const override
Interface function getAnalyticalIntergral advertises the analytical integrals that are supported.
RooRealProxy mean
std::string buildCallToAnalyticIntegral(Int_t code, const char *rangeName, RooFit::Detail::CodeSquashContext &ctx) const override
This function defines the analytical integral translation for the class.
TObject * clone(const char *newname) const override
RooRealProxy sigmaL
bool canComputeBatchWithCuda() const override
double evaluate() const override
Evaluate this PDF / function / constant. Needs to be overridden by all derived classes.
void computeBatch(double *output, size_t nEvents, RooFit::Detail::DataMap const &) const override
Compute multiple values of BifurGauss distribution.
RooRealProxy sigmaR
void translate(RooFit::Detail::CodeSquashContext &ctx) const override
This function defines a translation for each RooAbsReal based object that can be used to express the ...
RooRealProxy x
double analyticalIntegral(Int_t code, const char *rangeName=nullptr) const override
Implements the actual analytical integral(s) advertised by getAnalyticalIntegral.
A class to maintain the context for squashing of RooFit models into code.
Mother of all ROOT objects.
Definition TObject.h:41
static void output()