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Reference Guide
RooNumRunningInt.h
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11 
12 #ifndef ROONUMRUNNINGINT
13 #define ROONUMRUNNINGINT
14 
15 #include "RooAbsCachedReal.h"
16 #include "RooRealProxy.h"
17 #include "RooAbsReal.h"
18 
19 
21 public:
22  RooNumRunningInt(const char *name, const char *title, RooAbsReal& _func, RooRealVar& _x, const char* binningName="cache");
23  RooNumRunningInt(const RooNumRunningInt& other, const char* name=0) ;
24  virtual TObject* clone(const char* newname) const { return new RooNumRunningInt(*this,newname); }
25  virtual ~RooNumRunningInt() ;
26 
27 protected:
28 
29  class RICacheElem: public FuncCacheElem {
30  public:
31  RICacheElem(const RooNumRunningInt& ri, const RooArgSet* nset) ;
32  ~RICacheElem() ;
33  virtual RooArgList containedArgs(Action) ;
34  void calculate(Bool_t cdfmode) ;
35  void addRange(Int_t ixlo, Int_t ixhi, Int_t nbins) ;
36  void addPoint(Int_t ix) ;
37 
42 
43  } ;
44 
45  friend class RICacheElem ;
46  virtual const char* binningName() const { return _binningName.c_str() ; }
47  virtual FuncCacheElem* createCache(const RooArgSet* nset) const ;
48  virtual const char* inputBaseName() const ;
49  virtual RooArgSet* actualObservables(const RooArgSet& nset) const ;
50  virtual RooArgSet* actualParameters(const RooArgSet& nset) const ;
51  virtual void fillCacheObject(FuncCacheElem& cacheFunc) const ;
52  virtual Double_t evaluate() const ;
53 
54  virtual const char* payloadUniqueSuffix() const { return func.arg().aggregateCacheUniqueSuffix() ; }
55 
56  RooRealProxy func ; // Proxy to functions whose running integral is calculated
57  RooRealProxy x ; // Intergrated observable
58  std::string _binningName ; // Name of binning to be used for cache histogram
59 
60 private:
61 
62  ClassDef(RooNumRunningInt,1) // Numeric calculator for running integral of a given function
63 
64 };
65 
66 #endif
RooNumRunningInt(const char *name, const char *title, RooAbsReal &_func, RooRealVar &_x, const char *binningName="cache")
Construct running integral of function '_func' over x_print from the lower bound on _x to the present...
RooArgSet is a container object that can hold multiple RooAbsArg objects.
Definition: RooArgSet.h:28
void addRange(Int_t ixlo, Int_t ixhi, Int_t nbins)
Fill all empty histogram bins in the range [ixlo,ixhi] where nbins is the total number of histogram b...
Class RooNumRunningInt is an implementation of RooAbsCachedReal that represents a running integral t...
virtual RooArgSet * actualObservables(const RooArgSet &nset) const
Return observable in nset to be cached by RooAbsCachedPdf this is always the x observable that is int...
virtual const char * binningName() const
virtual const char * inputBaseName() const
Return unique name for RooAbsCachedPdf cache components constructed from input function name...
virtual FuncCacheElem * createCache(const RooArgSet *nset) const
Create custom cache element for running integral calculations.
#define ClassDef(name, id)
Definition: Rtypes.h:322
std::string _binningName
virtual TObject * clone(const char *newname) const
virtual void fillCacheObject(FuncCacheElem &cacheFunc) const
Fill the cache object by calling its calculate() method.
virtual const char * payloadUniqueSuffix() const
RooRealVar represents a variable that can be changed from the outside.
Definition: RooRealVar.h:35
virtual ~RooNumRunningInt()
Destructor.
RooAbsCachedReal is the abstract base class for functions that need or want to cache their evaluate()...
RooRealProxy func
const T & arg() const
Return reference to object held in proxy.
void addPoint(Int_t ix)
Sample function at bin ix.
virtual RooArgSet * actualParameters(const RooArgSet &nset) const
Return the parameters of the cache created by RooAbsCachedPdf.
RooAbsReal is the common abstract base class for objects that represent a real value and implements f...
Definition: RooAbsReal.h:60
void calculate(Bool_t cdfmode)
Calculate the numeric running integral and store the result in the cache histogram provided by RooAbs...
Mother of all ROOT objects.
Definition: TObject.h:37
RICacheElem(const RooNumRunningInt &ri, const RooArgSet *nset)
Construct RunningIntegral CacheElement.
RooArgList is a container object that can hold multiple RooAbsArg objects.
Definition: RooArgList.h:21
const char * aggregateCacheUniqueSuffix() const
Definition: RooAbsArg.cxx:2181
virtual RooArgList containedArgs(Action)
Return all RooAbsArg components contained in cache element.
char name[80]
Definition: TGX11.cxx:109
virtual Double_t evaluate() const
Dummy function that is never called.