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RooDstD0BG.h
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1 /*****************************************************************************
2  * Project: RooFit *
3  * Package: RooFitModels *
4  * File: $Id: RooDstD0BG.h,v 1.12 2007/07/12 20:30:49 wouter Exp $
5  * Authors: *
6  * UE, Ulrik Egede, RAL, U.Egede@rl.ac.uk *
7  * MT, Max Turri, UC Santa Cruz turri@slac.stanford.edu *
8  * CC, Chih-hsiang Cheng, Stanford chcheng@slac.stanford.edu *
9  * DK, David Kirkby, UC Irvine, dkirkby@uci.edu *
10  * *
11  * Copyright (c) 2000-2005, Regents of the University of California *
12  * RAL and Stanford University. All rights reserved.*
13  * *
14  * Redistribution and use in source and binary forms, *
15  * with or without modification, are permitted according to the terms *
16  * listed in LICENSE (http://roofit.sourceforge.net/license.txt) *
17  *****************************************************************************/
18 #ifndef ROO_DstD0_BG
19 #define ROO_DstD0_BG
20 
21 #include "RooAbsPdf.h"
22 #include "RooRealProxy.h"
23 
24 class RooRealVar;
25 
26 class RooDstD0BG : public RooAbsPdf {
27 public:
28  RooDstD0BG() {} ;
29  RooDstD0BG(const char *name, const char *title,
30  RooAbsReal& _dm, RooAbsReal& _dm0, RooAbsReal& _c,
31  RooAbsReal& _a, RooAbsReal& _b);
32 
33  RooDstD0BG(const RooDstD0BG& other, const char *name=0) ;
34  virtual TObject *clone(const char *newname) const {
35  return new RooDstD0BG(*this,newname); }
36  inline virtual ~RooDstD0BG() { };
37 
38  Int_t getAnalyticalIntegral(RooArgSet& allVars, RooArgSet& analVars, const char* rangeName=0) const ;
39  Double_t analyticalIntegral(Int_t code, const char* rangeName=0) const ;
40 
41 protected:
42 
46 
47  Double_t evaluate() const;
48 
49 private:
50 
51  ClassDef(RooDstD0BG,1) // D*-D0 mass difference background PDF
52 };
53 
54 #endif
Double_t analyticalIntegral(Int_t code, const char *rangeName=0) const
Implements the actual analytical integral(s) advertised by getAnalyticalIntegral. ...
Definition: RooDstD0BG.cxx:88
virtual TObject * clone(const char *newname) const
Definition: RooDstD0BG.h:34
RooRealProxy dm
Definition: RooDstD0BG.h:43
int Int_t
Definition: RtypesCore.h:41
Special p.d.f shape that can be used to model the background of D*-D0 mass difference distributions...
Definition: RooDstD0BG.h:26
virtual ~RooDstD0BG()
Definition: RooDstD0BG.h:36
Double_t evaluate() const
Definition: RooDstD0BG.cxx:67
RooRealProxy C
Definition: RooDstD0BG.h:45
#define ClassDef(name, id)
Definition: Rtypes.h:297
RooRealProxy dm0
Definition: RooDstD0BG.h:44
RooRealProxy A
Definition: RooDstD0BG.h:45
RooRealVar represents a fundamental (non-derived) real valued object.
Definition: RooRealVar.h:36
double Double_t
Definition: RtypesCore.h:55
RooAbsReal is the common abstract base class for objects that represent a real value and implements f...
Definition: RooAbsReal.h:53
RooRealProxy B
Definition: RooDstD0BG.h:45
Mother of all ROOT objects.
Definition: TObject.h:37
Int_t getAnalyticalIntegral(RooArgSet &allVars, RooArgSet &analVars, const char *rangeName=0) const
if (matchArgs(allVars,analVars,dm)) return 1 ;
Definition: RooDstD0BG.cxx:81
RooAbsPdf is the abstract interface for all probability density functions The class provides hybrid a...
Definition: RooAbsPdf.h:41
RooRealProxy is the concrete proxy for RooAbsReal objects A RooRealProxy is the general mechanism to ...
Definition: RooRealProxy.h:23