RooAddGenContext Class Reference

Definition at line 33 of file RooAddGenContext.h.

Public Member Functions
	RooAddGenContext (const RooAddPdf &model, const RooArgSet &vars, const RooDataSet *prototype=0, const RooArgSet *auxProto=0, Bool_t _verbose=kFALSE)
	Constructor. More...
	RooAddGenContext (const RooAddModel &model, const RooArgSet &vars, const RooDataSet *prototype=0, const RooArgSet *auxProto=0, Bool_t _verbose=kFALSE)
	Constructor. More...
virtual	~RooAddGenContext ()
	Destructor. Delete all owned subgenerator contexts. More...
virtual void	setProtoDataOrder (Int_t *lut)
	Forward the setProtoDataOrder call to the component generator contexts. More...
virtual void	attach (const RooArgSet &params)
	Attach given set of variables to internal p.d.f. clone. More...
virtual void	printMultiline (std::ostream &os, Int_t content, Bool_t verbose=kFALSE, TString indent="") const
	Print the details of the context. More...
Public Member Functions inherited from RooAbsGenContext
	RooAbsGenContext (const RooAbsPdf &model, const RooArgSet &vars, const RooDataSet *prototype=0, const RooArgSet *auxProto=0, Bool_t _verbose=kFALSE)
	Constructor. More...
virtual	~RooAbsGenContext ()
	Destructor. More...
virtual RooDataSet *	generate (Double_t nEvents=0, Bool_t skipInit=kFALSE, Bool_t extendedMode=kFALSE)
	Generate the specified number of events with nEvents>0 and and return a dataset containing the generated events. More...
Bool_t	isValid () const
void	setVerbose (Bool_t verbose=kTRUE)
Bool_t	isVerbose () const
virtual void	Print (Option_t *options=0) const
	Print TNamed name and title. More...
virtual void	printName (std::ostream &os) const
	Print name of context. More...
virtual void	printTitle (std::ostream &os) const
	Print title of context. More...
virtual void	printClassName (std::ostream &os) const
	Print class name of context. More...
virtual void	printArgs (std::ostream &os) const
	Print arguments of context, i.e. the observables being generated in this context. More...
virtual Int_t	defaultPrintContents (Option_t *opt) const
	Define default contents when printing. More...
virtual StyleOption	defaultPrintStyle (Option_t *opt) const
	Define default print style. More...
virtual void	setExpectedData (Bool_t)
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 &	operator= (const TNamed &rhs)
	TNamed assignment operator. More...
virtual	~TNamed ()
virtual void	Clear (Option_t *option="")
	Set name and title to empty strings (""). More...
virtual TObject *	Clone (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	SetName (const char *name)
	Change (i.e. More...
virtual void	SetNameTitle (const char *name, const char *title)
	Change (i.e. set) all the TNamed parameters (name and title). More...
virtual void	SetTitle (const char *title="")
	Change (i.e. set) the title of the TNamed. More...
virtual void	ls (Option_t *option="") const
	List TNamed name and title. More...
virtual Int_t	Sizeof () const
	Return size of the TNamed part of the TObject. More...
Public Member Functions inherited from TObject
	TObject ()
	TObject (const TObject &object)
	TObject copy ctor. More...
TObject &	operator= (const TObject &rhs)
	TObject assignment operator. More...
virtual	~TObject ()
	TObject destructor. 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...
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 TObject *	DrawClone (Option_t *option="") const
	Draw a clone of this object in the current pad. More...
virtual void	Dump () const
	Dump contents of object on stdout. 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 TObject *	FindObject (const char *name) const
	Must be redefined in derived classes. More...
virtual TObject *	FindObject (const TObject *obj) const
	Must be redefined in derived classes. More...
virtual Option_t *	GetDrawOption () const
	Get option used by the graphics system to draw this object. More...
virtual UInt_t	GetUniqueID () const
	Return the unique object id. More...
virtual const char *	GetIconName () const
	Returns mime type name of object. More...
virtual Option_t *	GetOption () const
virtual char *	GetObjectInfo (Int_t px, Int_t py) const
	Returns string containing info about the object at position (px,py). More...
virtual Bool_t	HandleTimer (TTimer *timer)
	Execute action in response of a timer timing out. 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...
virtual Bool_t	IsFolder () const
	Returns kTRUE in case object contains browsable objects (like containers or lists of other objects). More...
virtual Bool_t	IsEqual (const TObject *obj) const
	Default equal comparison (objects are equal if they have the same address in memory). More...
Bool_t	IsOnHeap () const
Bool_t	IsZombie () const
virtual Bool_t	Notify ()
	This method must be overridden to handle object notification. 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...
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...
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	UseCurrentStyle ()
	Set current style settings in this object This function is called when either TCanvas::UseCurrentStyle or TROOT::ForceStyle have been invoked. 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...
void *	operator new (size_t sz)
void *	operator new[] (size_t sz)
void *	operator new (size_t sz, void *vp)
void *	operator new[] (size_t sz, void *vp)
void	operator delete (void *ptr)
	Operator delete. More...
void	operator delete[] (void *ptr)
	Operator delete []. 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)
void	ResetBit (UInt_t f)
Bool_t	TestBit (UInt_t f) const
Int_t	TestBits (UInt_t f) const
void	InvertBit (UInt_t f)
virtual void	Info (const char *method, const char *msgfmt,...) const
	Issue info message. More...
virtual void	Warning (const char *method, const char *msgfmt,...) const
	Issue warning message. More...
virtual void	Error (const char *method, const char *msgfmt,...) const
	Issue error message. More...
virtual void	SysError (const char *method, const char *msgfmt,...) const
	Issue system error message. More...
virtual void	Fatal (const char *method, const char *msgfmt,...) const
	Issue fatal error message. 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...
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...
void	Obsolete (const char *method, const char *asOfVers, const char *removedFromVers) const
	Use this method to declare a method obsolete. More...
Public Member Functions inherited from RooPrintable
	RooPrintable ()
virtual	~RooPrintable ()
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	printAddress (std::ostream &os) const
	Print class name of object. More...
virtual void	printValue (std::ostream &os) const
	Interface to print value of object. More...
virtual void	printExtras (std::ostream &os) const
	Interface to print extras of object. More...
virtual void	printTree (std::ostream &os, TString indent="") const
	Interface for tree structure printing of object. More...

Protected Member Functions
virtual void	initGenerator (const RooArgSet &theEvent)
	One-time initialization of generator contex. More...
virtual void	generateEvent (RooArgSet &theEvent, Int_t remaining)
	Randomly choose one of the component contexts to generate this event, with a probability proportional to its coefficient. More...
void	updateThresholds ()
	Update the cumulative threshold table from the current coefficient values. More...
	RooAddGenContext (const RooAddGenContext &other)
Protected Member Functions inherited from RooAbsGenContext
virtual RooDataSet *	createDataSet (const char *name, const char *title, const RooArgSet &obs)
	Create an empty dataset to hold the events that will be generated. More...
void	resampleData (Double_t &ratio)
	Rescale existing output buffer with given ratio. More...
Protected Member Functions inherited from TObject
void	MakeZombie ()
virtual void	DoError (int level, const char *location, const char *fmt, va_list va) const
	Interface to ErrorHandler (protected). More...

Protected Attributes
const RooArgSet *	_vars
RooArgSet *	_pdfSet
RooAbsPdf *	_pdf
std::vector< RooAbsGenContext * >	_gcList
Int_t	_nComp
Double_t *	_coefThresh
Bool_t	_isModel
RooAddModel::CacheElem *	_mcache
RooAddPdf::CacheElem *	_pcache
	RooAddModel cache element. More...
Protected Attributes inherited from RooAbsGenContext
const RooDataSet *	_prototype
RooArgSet *	_theEvent
Bool_t	_isValid
Bool_t	_verbose
UInt_t	_expectedEvents
RooArgSet	_protoVars
Int_t	_nextProtoIndex
RooAbsPdf::ExtendMode	_extendMode
Int_t *	_protoOrder
TString	_normRange
RooDataSet *	_genData
Protected Attributes inherited from TNamed
TString	fName
TString	fTitle

Additional Inherited Members
Public Types inherited from TObject
enum	EStatusBits {   kCanDelete = BIT(0), kMustCleanup = BIT(3), kObjInCanvas = BIT(3), kIsReferenced = BIT(4),   kHasUUID = BIT(5), kCannotPick = BIT(6), kNoContextMenu = BIT(8), kInvalidObject = BIT(13) }
enum	{ kIsOnHeap = 0x01000000, kNotDeleted = 0x02000000, kZombie = 0x04000000, kBitMask = 0x00ffffff }
enum	{ kSingleKey = BIT(0), kOverwrite = BIT(1), kWriteDelete = BIT(2) }
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 void	SetDtorOnly (void *obj)
	Set destructor only flag. More...
static Bool_t	GetObjectStat ()
	Get status of object stat 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...
Static Protected Attributes inherited from RooPrintable
static Int_t	_nameLength

#include <RooAddGenContext.h>

Inheritance diagram for RooAddGenContext:

Collaboration diagram for RooAddGenContext:

Constructor & Destructor Documentation

RooAddGenContext::RooAddGenContext	(	const RooAddPdf &	model,
		const RooArgSet &	vars,
		const RooDataSet *	prototype = 0,
		const RooArgSet *	auxProto = 0,
		Bool_t	_verbose = kFALSE
	)

Constructor.

Definition at line 52 of file RooAddGenContext.cxx.

RooAddGenContext::RooAddGenContext	(	const RooAddModel &	model,
		const RooArgSet &	vars,
		const RooDataSet *	prototype = 0,
		const RooArgSet *	auxProto = 0,
		Bool_t	_verbose = kFALSE
	)

Constructor.

Definition at line 99 of file RooAddGenContext.cxx.

RooAddGenContext::~RooAddGenContext ( )

virtual

Destructor. Delete all owned subgenerator contexts.

Definition at line 138 of file RooAddGenContext.cxx.

RooAddGenContext::RooAddGenContext ( const RooAddGenContext &  other )

protected

Member Function Documentation

void RooAddGenContext::attach ( const RooArgSet &  params )

virtual

Attach given set of variables to internal p.d.f. clone.

Reimplemented from RooAbsGenContext.

Definition at line 153 of file RooAddGenContext.cxx.

void RooAddGenContext::generateEvent ( RooArgSet &  theEvent, Int_t  remaining  )

protectedvirtual

Randomly choose one of the component contexts to generate this event, with a probability proportional to its coefficient.

Implements RooAbsGenContext.

Definition at line 193 of file RooAddGenContext.cxx.

void RooAddGenContext::initGenerator ( const RooArgSet &  theEvent )

protectedvirtual

One-time initialization of generator contex.

Attach theEvent to internal p.d.f clone and forward initialization call to the component generators

Reimplemented from RooAbsGenContext.

Definition at line 170 of file RooAddGenContext.cxx.

void RooAddGenContext::printMultiline ( std::ostream &  os, Int_t  content, Bool_t  verbose = kFALSE, TString  indent = ""  ) const

virtual

Print the details of the context.

Reimplemented from RooAbsGenContext.

Definition at line 261 of file RooAddGenContext.cxx.

void RooAddGenContext::setProtoDataOrder ( Int_t *  lut )

virtual

Forward the setProtoDataOrder call to the component generator contexts.

Reimplemented from RooAbsGenContext.

Definition at line 248 of file RooAddGenContext.cxx.

void RooAddGenContext::updateThresholds ( )

protected

Update the cumulative threshold table from the current coefficient values.

Definition at line 212 of file RooAddGenContext.cxx.

Referenced by generateEvent().

Member Data Documentation

Double_t* RooAddGenContext::_coefThresh

protected

Definition at line 60 of file RooAddGenContext.h.

Referenced by generateEvent(), RooAddGenContext(), updateThresholds(), and ~RooAddGenContext().

std::vector<RooAbsGenContext*> RooAddGenContext::_gcList

protected

Definition at line 58 of file RooAddGenContext.h.

Referenced by attach(), generateEvent(), initGenerator(), printMultiline(), RooAddGenContext(), setProtoDataOrder(), and ~RooAddGenContext().

Bool_t RooAddGenContext::_isModel

protected

Definition at line 61 of file RooAddGenContext.h.

Referenced by initGenerator(), and updateThresholds().

RooAddModel::CacheElem* RooAddGenContext::_mcache

protected

Definition at line 62 of file RooAddGenContext.h.

Referenced by initGenerator(), RooAddGenContext(), and updateThresholds().

Int_t RooAddGenContext::_nComp

protected

Definition at line 59 of file RooAddGenContext.h.

Referenced by generateEvent(), RooAddGenContext(), and updateThresholds().

RooAddPdf::CacheElem* RooAddGenContext::_pcache

protected

RooAddModel cache element.

Definition at line 63 of file RooAddGenContext.h.

Referenced by initGenerator(), RooAddGenContext(), and updateThresholds().

RooAbsPdf* RooAddGenContext::_pdf

protected

Definition at line 57 of file RooAddGenContext.h.

Referenced by attach(), initGenerator(), printMultiline(), RooAddGenContext(), and updateThresholds().

RooArgSet* RooAddGenContext::_pdfSet

protected

Definition at line 56 of file RooAddGenContext.h.

Referenced by RooAddGenContext(), and ~RooAddGenContext().

const RooArgSet* RooAddGenContext::_vars

protected

Definition at line 55 of file RooAddGenContext.h.

Referenced by initGenerator(), RooAddGenContext(), updateThresholds(), and ~RooAddGenContext().

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

• roofit/roofitcore/inc/RooAddGenContext.h
• roofit/roofitcore/src/RooAddGenContext.cxx