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Reference Guide
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RooAbsNumGenerator Class Referenceabstract

Class RooAbsNumGenerator is the abstract base class for MC event generator implementations like RooAcceptReject and RooFoam.

Definition at line 30 of file RooAbsNumGenerator.h.

Public Member Functions

 RooAbsNumGenerator ()
 
 RooAbsNumGenerator (const RooAbsReal &func, const RooArgSet &genVars, Bool_t verbose=kFALSE, const RooAbsReal *maxFuncVal=0)
 Initialize an accept-reject generator for the specified distribution function, which must be non-negative but does not need to be normalized over the variables to be generated, genVars. More...
 
virtual ~RooAbsNumGenerator ()
 Destructor. More...
 
void attachParameters (const RooArgSet &vars)
 Reattach original parameters to function clone. More...
 
virtual Bool_t canSampleCategories () const
 
virtual Bool_t canSampleConditional () const
 
virtual RooAbsNumGeneratorclone (const RooAbsReal &, const RooArgSet &genVars, const RooArgSet &condVars, const RooNumGenConfig &config, Bool_t verbose=kFALSE, const RooAbsReal *maxFuncVal=0) const =0
 
virtual const RooArgSetgenerateEvent (UInt_t remaining, Double_t &resampleRatio)=0
 
virtual Double_t getFuncMax ()
 
Bool_t isValid () const
 
Bool_t isVerbose () const
 
virtual void Print (Option_t *options=0) const
 Print TNamed name and title. More...
 
virtual void printArgs (std::ostream &os) const
 Print the arguments of the generator. More...
 
virtual void printClassName (std::ostream &os) const
 Print the class name of the generator. More...
 
virtual void printName (std::ostream &os) const
 Print name of the generator. More...
 
virtual void printTitle (std::ostream &os) const
 Print the title of the generator. More...
 
void setVerbose (Bool_t verbose=kTRUE)
 
- Public Member Functions inherited from TNamed
 TNamed ()
 
 TNamed (const char *name, const char *title)
 
 TNamed (const TString &name, const TString &title)
 
 TNamed (const TNamed &named)
 TNamed copy ctor. More...
 
virtual ~TNamed ()
 TNamed destructor. More...
 
virtual void Clear (Option_t *option="")
 Set name and title to empty strings (""). More...
 
virtual TObjectClone (const char *newname="") const
 Make a clone of an object using the Streamer facility. More...
 
virtual Int_t Compare (const TObject *obj) const
 Compare two TNamed objects. More...
 
virtual void Copy (TObject &named) const
 Copy this to obj. More...
 
virtual void FillBuffer (char *&buffer)
 Encode TNamed into output buffer. More...
 
virtual const char * GetName () const
 Returns name of object. More...
 
virtual const char * GetTitle () const
 Returns title of object. More...
 
virtual ULong_t Hash () const
 Return hash value for this object. More...
 
virtual Bool_t IsSortable () const
 
virtual void ls (Option_t *option="") const
 List TNamed name and title. More...
 
TNamedoperator= (const TNamed &rhs)
 TNamed assignment operator. More...
 
virtual void SetName (const char *name)
 Set the name of the TNamed. More...
 
virtual void SetNameTitle (const char *name, const char *title)
 Set all the TNamed parameters (name and title). More...
 
virtual void SetTitle (const char *title="")
 Set the title of the TNamed. More...
 
virtual Int_t Sizeof () const
 Return size of the TNamed part of the TObject. More...
 
- Public Member Functions inherited from TObject
 TObject ()
 TObject constructor. More...
 
 TObject (const TObject &object)
 TObject copy ctor. More...
 
virtual ~TObject ()
 TObject destructor. More...
 
void AbstractMethod (const char *method) const
 Use this method to implement an "abstract" method that you don't want to leave purely abstract. More...
 
virtual void AppendPad (Option_t *option="")
 Append graphics object to current pad. More...
 
virtual void Browse (TBrowser *b)
 Browse object. May be overridden for another default action. More...
 
ULong_t CheckedHash ()
 Checked and record whether for this class has a consistent Hash/RecursiveRemove setup (*) and then return the regular Hash value for this object. More...
 
virtual const char * ClassName () const
 Returns name of class to which the object belongs. More...
 
virtual void Delete (Option_t *option="")
 Delete this object. More...
 
virtual Int_t DistancetoPrimitive (Int_t px, Int_t py)
 Computes distance from point (px,py) to the object. More...
 
virtual void Draw (Option_t *option="")
 Default Draw method for all objects. More...
 
virtual void DrawClass () const
 Draw class inheritance tree of the class to which this object belongs. More...
 
virtual TObjectDrawClone (Option_t *option="") const
 Draw a clone of this object in the current selected pad for instance with: gROOT->SetSelectedPad(gPad). More...
 
virtual void Dump () const
 Dump contents of object on stdout. More...
 
virtual void Error (const char *method, const char *msgfmt,...) const
 Issue error message. More...
 
virtual void Execute (const char *method, const char *params, Int_t *error=0)
 Execute method on this object with the given parameter string, e.g. More...
 
virtual void Execute (TMethod *method, TObjArray *params, Int_t *error=0)
 Execute method on this object with parameters stored in the TObjArray. More...
 
virtual void ExecuteEvent (Int_t event, Int_t px, Int_t py)
 Execute action corresponding to an event at (px,py). More...
 
virtual void Fatal (const char *method, const char *msgfmt,...) const
 Issue fatal error message. More...
 
virtual TObjectFindObject (const char *name) const
 Must be redefined in derived classes. More...
 
virtual TObjectFindObject (const TObject *obj) const
 Must be redefined in derived classes. More...
 
virtual Option_tGetDrawOption () const
 Get option used by the graphics system to draw this object. More...
 
virtual const char * GetIconName () const
 Returns mime type name of object. More...
 
virtual char * GetObjectInfo (Int_t px, Int_t py) const
 Returns string containing info about the object at position (px,py). More...
 
virtual Option_tGetOption () const
 
virtual UInt_t GetUniqueID () const
 Return the unique object id. More...
 
virtual Bool_t HandleTimer (TTimer *timer)
 Execute action in response of a timer timing out. More...
 
Bool_t HasInconsistentHash () const
 Return true is the type of this object is known to have an inconsistent setup for Hash and RecursiveRemove (i.e. More...
 
virtual void Info (const char *method, const char *msgfmt,...) const
 Issue info message. More...
 
virtual Bool_t InheritsFrom (const char *classname) const
 Returns kTRUE if object inherits from class "classname". More...
 
virtual Bool_t InheritsFrom (const TClass *cl) const
 Returns kTRUE if object inherits from TClass cl. More...
 
virtual void Inspect () const
 Dump contents of this object in a graphics canvas. More...
 
void InvertBit (UInt_t f)
 
virtual Bool_t IsEqual (const TObject *obj) const
 Default equal comparison (objects are equal if they have the same address in memory). More...
 
virtual Bool_t IsFolder () const
 Returns kTRUE in case object contains browsable objects (like containers or lists of other objects). More...
 
R__ALWAYS_INLINE Bool_t IsOnHeap () const
 
R__ALWAYS_INLINE Bool_t IsZombie () const
 
void MayNotUse (const char *method) const
 Use this method to signal that a method (defined in a base class) may not be called in a derived class (in principle against good design since a child class should not provide less functionality than its parent, however, sometimes it is necessary). More...
 
virtual Bool_t Notify ()
 This method must be overridden to handle object notification. More...
 
void Obsolete (const char *method, const char *asOfVers, const char *removedFromVers) const
 Use this method to declare a method obsolete. More...
 
void operator delete (void *ptr)
 Operator delete. More...
 
void operator delete[] (void *ptr)
 Operator delete []. More...
 
voidoperator new (size_t sz)
 
voidoperator new (size_t sz, void *vp)
 
voidoperator new[] (size_t sz)
 
voidoperator new[] (size_t sz, void *vp)
 
TObjectoperator= (const TObject &rhs)
 TObject assignment operator. More...
 
virtual void Paint (Option_t *option="")
 This method must be overridden if a class wants to paint itself. More...
 
virtual void Pop ()
 Pop on object drawn in a pad to the top of the display list. More...
 
virtual Int_t Read (const char *name)
 Read contents of object with specified name from the current directory. More...
 
virtual void RecursiveRemove (TObject *obj)
 Recursively remove this object from a list. More...
 
void ResetBit (UInt_t f)
 
virtual void SaveAs (const char *filename="", Option_t *option="") const
 Save this object in the file specified by filename. More...
 
virtual void SavePrimitive (std::ostream &out, Option_t *option="")
 Save a primitive as a C++ statement(s) on output stream "out". More...
 
void SetBit (UInt_t f, Bool_t set)
 Set or unset the user status bits as specified in f. More...
 
void SetBit (UInt_t f)
 
virtual void SetDrawOption (Option_t *option="")
 Set drawing option for object. More...
 
virtual void SetUniqueID (UInt_t uid)
 Set the unique object id. More...
 
virtual void SysError (const char *method, const char *msgfmt,...) const
 Issue system error message. More...
 
R__ALWAYS_INLINE Bool_t TestBit (UInt_t f) const
 
Int_t TestBits (UInt_t f) const
 
virtual void UseCurrentStyle ()
 Set current style settings in this object This function is called when either TCanvas::UseCurrentStyle or TROOT::ForceStyle have been invoked. More...
 
virtual void Warning (const char *method, const char *msgfmt,...) const
 Issue warning message. More...
 
virtual Int_t Write (const char *name=0, Int_t option=0, Int_t bufsize=0)
 Write this object to the current directory. More...
 
virtual Int_t Write (const char *name=0, Int_t option=0, Int_t bufsize=0) const
 Write this object to the current directory. More...
 
- Public Member Functions inherited from RooPrintable
 RooPrintable ()
 
virtual ~RooPrintable ()
 
virtual Int_t defaultPrintContents (Option_t *opt) const
 Default choice of contents to be printed (name and value) More...
 
virtual StyleOption defaultPrintStyle (Option_t *opt) const
 
virtual void printAddress (std::ostream &os) const
 Print class name of object. More...
 
virtual void printExtras (std::ostream &os) const
 Interface to print extras of object. More...
 
virtual void printMultiline (std::ostream &os, Int_t contents, Bool_t verbose=kFALSE, TString indent="") const
 Interface for detailed printing of object. More...
 
virtual void printStream (std::ostream &os, Int_t contents, StyleOption style, TString indent="") const
 Print description of object on ostream, printing contents set by contents integer, which is interpreted as an OR of 'enum ContentsOptions' values and in the style given by 'enum StyleOption'. More...
 
virtual void printTree (std::ostream &os, TString indent="") const
 Interface for tree structure printing of object. More...
 
virtual void printValue (std::ostream &os) const
 Interface to print value of object. More...
 

Protected Attributes

RooDataSet_cache
 
RooArgSet _catVars
 
RooArgSet_cloneSet
 
RooAbsReal_funcClone
 
const RooAbsReal_funcMaxVal
 
RooRealVar_funcValPtr
 
RooRealVar_funcValStore
 
Bool_t _isValid
 
RooArgSet _realVars
 
Bool_t _verbose
 
- Protected Attributes inherited from TNamed
TString fName
 
TString fTitle
 

Additional Inherited Members

- Public Types inherited from TObject
enum  {
  kIsOnHeap = 0x01000000, kNotDeleted = 0x02000000, kZombie = 0x04000000, kInconsistent = 0x08000000,
  kBitMask = 0x00ffffff
}
 
enum  { kSingleKey = BIT(0), kOverwrite = BIT(1), kWriteDelete = BIT(2) }
 
enum  EDeprecatedStatusBits { kObjInCanvas = BIT(3) }
 
enum  EStatusBits {
  kCanDelete = BIT(0), kMustCleanup = BIT(3), kIsReferenced = BIT(4), kHasUUID = BIT(5),
  kCannotPick = BIT(6), kNoContextMenu = BIT(8), kInvalidObject = BIT(13)
}
 
- Public Types inherited from RooPrintable
enum  ContentsOption {
  kName =1, kClassName =2, kValue =4, kArgs =8,
  kExtras =16, kAddress =32, kTitle =64, kCollectionHeader =128
}
 
enum  StyleOption {
  kInline =1, kSingleLine =2, kStandard =3, kVerbose =4,
  kTreeStructure =5
}
 
- Static Public Member Functions inherited from TObject
static Long_t GetDtorOnly ()
 Return destructor only flag. More...
 
static Bool_t GetObjectStat ()
 Get status of object stat flag. More...
 
static void SetDtorOnly (void *obj)
 Set destructor only flag. More...
 
static void SetObjectStat (Bool_t stat)
 Turn on/off tracking of objects in the TObjectTable. More...
 
- Static Public Member Functions inherited from RooPrintable
static std::ostream & defaultPrintStream (std::ostream *os=0)
 Return a reference to the current default stream to use in Print(). More...
 
static void nameFieldLength (Int_t newLen)
 Set length of field reserved from printing name of RooAbsArgs in multi-line collection printing to given amount. More...
 
- Protected Member Functions inherited from TObject
virtual void DoError (int level, const char *location, const char *fmt, va_list va) const
 Interface to ErrorHandler (protected). More...
 
void MakeZombie ()
 
- Static Protected Attributes inherited from RooPrintable
static Int_t _nameLength
 

#include <RooAbsNumGenerator.h>

Inheritance diagram for RooAbsNumGenerator:
[legend]

Constructor & Destructor Documentation

◆ RooAbsNumGenerator() [1/2]

RooAbsNumGenerator::RooAbsNumGenerator ( )
inline

Definition at line 32 of file RooAbsNumGenerator.h.

◆ RooAbsNumGenerator() [2/2]

RooAbsNumGenerator::RooAbsNumGenerator ( const RooAbsReal func,
const RooArgSet genVars,
Bool_t  verbose = kFALSE,
const RooAbsReal maxFuncVal = 0 
)

Initialize an accept-reject generator for the specified distribution function, which must be non-negative but does not need to be normalized over the variables to be generated, genVars.

The function and its dependents are cloned and so will not be disturbed during the generation process.

Definition at line 58 of file RooAbsNumGenerator.cxx.

◆ ~RooAbsNumGenerator()

RooAbsNumGenerator::~RooAbsNumGenerator ( )
virtual

Destructor.

Definition at line 156 of file RooAbsNumGenerator.cxx.

Member Function Documentation

◆ attachParameters()

void RooAbsNumGenerator::attachParameters ( const RooArgSet vars)

Reattach original parameters to function clone.

Definition at line 168 of file RooAbsNumGenerator.cxx.

◆ canSampleCategories()

virtual Bool_t RooAbsNumGenerator::canSampleCategories ( ) const
inlinevirtual

Reimplemented in RooAcceptReject, and RooFoamGenerator.

Definition at line 68 of file RooAbsNumGenerator.h.

◆ canSampleConditional()

virtual Bool_t RooAbsNumGenerator::canSampleConditional ( ) const
inlinevirtual

Reimplemented in RooAcceptReject, and RooFoamGenerator.

Definition at line 69 of file RooAbsNumGenerator.h.

◆ clone()

virtual RooAbsNumGenerator* RooAbsNumGenerator::clone ( const RooAbsReal ,
const RooArgSet genVars,
const RooArgSet condVars,
const RooNumGenConfig config,
Bool_t  verbose = kFALSE,
const RooAbsReal maxFuncVal = 0 
) const
pure virtual

Implemented in RooAcceptReject, and RooFoamGenerator.

◆ generateEvent()

virtual const RooArgSet* RooAbsNumGenerator::generateEvent ( UInt_t  remaining,
Double_t resampleRatio 
)
pure virtual

Implemented in RooAcceptReject, and RooFoamGenerator.

◆ getFuncMax()

virtual Double_t RooAbsNumGenerator::getFuncMax ( )
inlinevirtual

Reimplemented in RooAcceptReject.

Definition at line 53 of file RooAbsNumGenerator.h.

◆ isValid()

Bool_t RooAbsNumGenerator::isValid ( ) const
inline

Definition at line 37 of file RooAbsNumGenerator.h.

◆ isVerbose()

Bool_t RooAbsNumGenerator::isVerbose ( ) const
inline

Definition at line 47 of file RooAbsNumGenerator.h.

◆ Print()

virtual void RooAbsNumGenerator::Print ( Option_t option = 0) const
inlinevirtual

Print TNamed name and title.

Reimplemented from TNamed.

Definition at line 55 of file RooAbsNumGenerator.h.

◆ printArgs()

void RooAbsNumGenerator::printArgs ( std::ostream &  os) const
virtual

Print the arguments of the generator.

Reimplemented from RooPrintable.

Definition at line 212 of file RooAbsNumGenerator.cxx.

◆ printClassName()

void RooAbsNumGenerator::printClassName ( std::ostream &  os) const
virtual

Print the class name of the generator.

Reimplemented from RooPrintable.

Definition at line 202 of file RooAbsNumGenerator.cxx.

◆ printName()

void RooAbsNumGenerator::printName ( std::ostream &  os) const
virtual

Print name of the generator.

Reimplemented from RooPrintable.

Definition at line 182 of file RooAbsNumGenerator.cxx.

◆ printTitle()

void RooAbsNumGenerator::printTitle ( std::ostream &  os) const
virtual

Print the title of the generator.

Reimplemented from RooPrintable.

Definition at line 192 of file RooAbsNumGenerator.cxx.

◆ setVerbose()

void RooAbsNumGenerator::setVerbose ( Bool_t  verbose = kTRUE)
inline

Definition at line 43 of file RooAbsNumGenerator.h.

Member Data Documentation

◆ _cache

RooDataSet* RooAbsNumGenerator::_cache
protected

Definition at line 80 of file RooAbsNumGenerator.h.

◆ _catVars

RooArgSet RooAbsNumGenerator::_catVars
protected

Definition at line 76 of file RooAbsNumGenerator.h.

◆ _cloneSet

RooArgSet* RooAbsNumGenerator::_cloneSet
protected

Definition at line 73 of file RooAbsNumGenerator.h.

◆ _funcClone

RooAbsReal* RooAbsNumGenerator::_funcClone
protected

Definition at line 74 of file RooAbsNumGenerator.h.

◆ _funcMaxVal

const RooAbsReal* RooAbsNumGenerator::_funcMaxVal
protected

Definition at line 75 of file RooAbsNumGenerator.h.

◆ _funcValPtr

RooRealVar * RooAbsNumGenerator::_funcValPtr
protected

Definition at line 78 of file RooAbsNumGenerator.h.

◆ _funcValStore

RooRealVar* RooAbsNumGenerator::_funcValStore
protected

Definition at line 78 of file RooAbsNumGenerator.h.

◆ _isValid

Bool_t RooAbsNumGenerator::_isValid
protected

Definition at line 77 of file RooAbsNumGenerator.h.

◆ _realVars

RooArgSet RooAbsNumGenerator::_realVars
protected

Definition at line 76 of file RooAbsNumGenerator.h.

◆ _verbose

Bool_t RooAbsNumGenerator::_verbose
protected

Definition at line 77 of file RooAbsNumGenerator.h.

Libraries for RooAbsNumGenerator:
[legend]

The documentation for this class was generated from the following files: