ROOT logo
ROOT » ROOFIT » ROOFITCORE » RooEffGenContext

class RooEffGenContext: public RooAbsGenContext



RooEffGenContext is a specialized generator context for p.d.fs represented by class RooEffProd, which are p.d.fs multiplied with an efficiency function. This generator context generates events from such products by first generating events from a dedicated generator context of the input p.d.f. and applying an extra rejection step based on the efficiency function.

Function Members (Methods)

public:
RooEffGenContext(const RooEffGenContext&)
RooEffGenContext(const RooAbsPdf& model, const RooAbsPdf& pdf, const RooAbsReal& eff, const RooArgSet& vars, const RooDataSet* prototype = 0, const RooArgSet* auxProto = 0, Bool_t verbose = kFALSE, const RooArgSet* forceDirect = 0)
virtual~RooEffGenContext()
voidTObject::AbstractMethod(const char* method) const
virtual voidTObject::AppendPad(Option_t* option = "")
virtual voidRooAbsGenContext::attach(const RooArgSet& params)
virtual voidTObject::Browse(TBrowser* b)
static TClass*Class()
virtual const char*TObject::ClassName() const
virtual voidTNamed::Clear(Option_t* option = "")
virtual TObject*TNamed::Clone(const char* newname = "") const
virtual Int_tTNamed::Compare(const TObject* obj) const
virtual voidTNamed::Copy(TObject& named) const
virtual Int_tRooAbsGenContext::defaultPrintContents(Option_t* opt) const
static ostream&RooPrintable::defaultPrintStream(ostream* os = 0)
virtual RooPrintable::StyleOptionRooAbsGenContext::defaultPrintStyle(Option_t* opt) const
virtual voidTObject::Delete(Option_t* option = "")MENU
virtual Int_tTObject::DistancetoPrimitive(Int_t px, Int_t py)
virtual voidTObject::Draw(Option_t* option = "")
virtual voidTObject::DrawClass() constMENU
virtual TObject*TObject::DrawClone(Option_t* option = "") constMENU
virtual voidTObject::Dump() constMENU
virtual voidTObject::Error(const char* method, const char* msgfmt) const
virtual voidTObject::Execute(const char* method, const char* params, Int_t* error = 0)
virtual voidTObject::Execute(TMethod* method, TObjArray* params, Int_t* error = 0)
virtual voidTObject::ExecuteEvent(Int_t event, Int_t px, Int_t py)
virtual voidTObject::Fatal(const char* method, const char* msgfmt) const
virtual voidTNamed::FillBuffer(char*& buffer)
virtual TObject*TObject::FindObject(const char* name) const
virtual TObject*TObject::FindObject(const TObject* obj) const
virtual RooDataSet*RooAbsGenContext::generate(Double_t nEvents = 0, Bool_t skipInit = kFALSE, Bool_t extendedMode = kFALSE)
virtual Option_t*TObject::GetDrawOption() const
static Long_tTObject::GetDtorOnly()
virtual const char*TObject::GetIconName() const
virtual const char*TNamed::GetName() const
virtual char*TObject::GetObjectInfo(Int_t px, Int_t py) const
static Bool_tTObject::GetObjectStat()
virtual Option_t*TObject::GetOption() const
virtual const char*TNamed::GetTitle() const
virtual UInt_tTObject::GetUniqueID() const
virtual Bool_tTObject::HandleTimer(TTimer* timer)
virtual ULong_tTNamed::Hash() const
virtual voidTObject::Info(const char* method, const char* msgfmt) const
virtual Bool_tTObject::InheritsFrom(const char* classname) const
virtual Bool_tTObject::InheritsFrom(const TClass* cl) const
virtual voidTObject::Inspect() constMENU
voidTObject::InvertBit(UInt_t f)
virtual TClass*IsA() const
virtual Bool_tTObject::IsEqual(const TObject* obj) const
virtual Bool_tTObject::IsFolder() const
Bool_tTObject::IsOnHeap() const
virtual Bool_tTNamed::IsSortable() const
Bool_tRooAbsGenContext::isValid() const
Bool_tRooAbsGenContext::isVerbose() const
Bool_tTObject::IsZombie() const
virtual voidTNamed::ls(Option_t* option = "") const
voidTObject::MayNotUse(const char* method) const
static voidRooPrintable::nameFieldLength(Int_t newLen)
virtual Bool_tTObject::Notify()
voidTObject::Obsolete(const char* method, const char* asOfVers, const char* removedFromVers) const
static voidTObject::operator delete(void* ptr)
static voidTObject::operator delete(void* ptr, void* vp)
static voidTObject::operator delete[](void* ptr)
static voidTObject::operator delete[](void* ptr, void* vp)
void*TObject::operator new(size_t sz)
void*TObject::operator new(size_t sz, void* vp)
void*TObject::operator new[](size_t sz)
void*TObject::operator new[](size_t sz, void* vp)
TNamed&TNamed::operator=(const TNamed& rhs)
virtual voidTObject::Paint(Option_t* option = "")
virtual voidTObject::Pop()
virtual voidRooAbsGenContext::Print(Option_t* options = 0) const
virtual voidRooPrintable::printAddress(ostream& os) const
virtual voidRooAbsGenContext::printArgs(ostream& os) const
virtual voidRooAbsGenContext::printClassName(ostream& os) const
virtual voidRooPrintable::printExtras(ostream& os) const
virtual voidRooAbsGenContext::printMultiline(ostream& os, Int_t contents, Bool_t verbose = kFALSE, TString indent = "") const
virtual voidRooAbsGenContext::printName(ostream& os) const
virtual voidRooPrintable::printStream(ostream& os, Int_t contents, RooPrintable::StyleOption style, TString indent = "") const
virtual voidRooAbsGenContext::printTitle(ostream& os) const
virtual voidRooPrintable::printTree(ostream& os, TString indent = "") const
virtual voidRooPrintable::printValue(ostream& os) const
virtual Int_tTObject::Read(const char* name)
virtual voidTObject::RecursiveRemove(TObject* obj)
voidTObject::ResetBit(UInt_t f)
virtual voidTObject::SaveAs(const char* filename = "", Option_t* option = "") constMENU
virtual voidTObject::SavePrimitive(ostream& out, Option_t* option = "")
voidTObject::SetBit(UInt_t f)
voidTObject::SetBit(UInt_t f, Bool_t set)
virtual voidTObject::SetDrawOption(Option_t* option = "")MENU
static voidTObject::SetDtorOnly(void* obj)
virtual voidRooAbsGenContext::setExpectedData(Bool_t)
virtual voidTNamed::SetName(const char* name)MENU
virtual voidTNamed::SetNameTitle(const char* name, const char* title)
static voidTObject::SetObjectStat(Bool_t stat)
virtual voidRooAbsGenContext::setProtoDataOrder(Int_t* lut)
virtual voidTNamed::SetTitle(const char* title = "")MENU
virtual voidTObject::SetUniqueID(UInt_t uid)
voidRooAbsGenContext::setVerbose(Bool_t verbose = kTRUE)
virtual voidShowMembers(TMemberInspector&)
virtual Int_tTNamed::Sizeof() const
virtual voidStreamer(TBuffer&)
voidStreamerNVirtual(TBuffer& ClassDef_StreamerNVirtual_b)
virtual voidTObject::SysError(const char* method, const char* msgfmt) const
Bool_tTObject::TestBit(UInt_t f) const
Int_tTObject::TestBits(UInt_t f) const
virtual voidTObject::UseCurrentStyle()
virtual voidTObject::Warning(const char* method, const char* msgfmt) const
virtual Int_tTObject::Write(const char* name = 0, Int_t option = 0, Int_t bufsize = 0)
virtual Int_tTObject::Write(const char* name = 0, Int_t option = 0, Int_t bufsize = 0) const
protected:
virtual RooDataSet*RooAbsGenContext::createDataSet(const char* name, const char* title, const RooArgSet& obs)
virtual voidTObject::DoError(int level, const char* location, const char* fmt, va_list va) const
virtual voidgenerateEvent(RooArgSet& theEvent, Int_t remaining)
virtual voidinitGenerator(const RooArgSet& theEvent)
voidTObject::MakeZombie()
voidRooAbsGenContext::resampleData(Double_t& ratio)

Data Members

protected:
UInt_tRooAbsGenContext::_expectedEventsNumber of expected events from extended p.d.f
RooAbsPdf::ExtendModeRooAbsGenContext::_extendModeExtended mode capabilities of p.d.f.
RooDataSet*RooAbsGenContext::_genData! Data being generated
Bool_tRooAbsGenContext::_isValidIs context in valid state?
static Int_tRooPrintable::_nameLength
Int_tRooAbsGenContext::_nextProtoIndexNext prototype event to load according to LUT
TStringRooAbsGenContext::_normRangeNormalization range of pdf
Int_t*RooAbsGenContext::_protoOrderLUT with traversal order of prototype data
RooArgSetRooAbsGenContext::_protoVarsPrototype observables
const RooDataSet*RooAbsGenContext::_prototypePointer to prototype dataset
RooArgSet*RooAbsGenContext::_theEventPointer to observable event being generated
Bool_tRooAbsGenContext::_verboseVerbose messaging?
TStringTNamed::fNameobject identifier
TStringTNamed::fTitleobject title
private:
RooArgSet*_cloneSetInternal clone of p.d.f.
RooAbsReal*_effPointer to efficiency function
RooAbsGenContext*_generatorGenerator context for p.d.f
double_maxEffMaximum of efficiency in vars
RooArgSet*_varsVars to generate

Class Charts

Inheritance Inherited Members Includes Libraries
Class Charts

Function documentation

RooEffGenContext(const RooAbsPdf& model, const RooAbsPdf& pdf, const RooAbsReal& eff, const RooArgSet& vars, const RooDataSet* prototype = 0, const RooArgSet* auxProto = 0, Bool_t verbose = kFALSE, const RooArgSet* forceDirect = 0)
 Constructor of generator context for RooEffProd products
~RooEffGenContext()
 Destructor
void initGenerator(const RooArgSet& theEvent)
 One-time initialization of generator.
void generateEvent(RooArgSet& theEvent, Int_t remaining)
 Generate one event. Generate an event from the p.d.f and
 then perform an accept/reject sampling based on the efficiency
 function
RooEffGenContext(const RooAbsPdf& model, const RooAbsPdf& pdf, const RooAbsReal& eff, const RooArgSet& vars, const RooDataSet* prototype = 0, const RooArgSet* auxProto = 0, Bool_t verbose = kFALSE, const RooArgSet* forceDirect = 0)