class TBenchmark: public TNamed



 This class is a ROOT utility to help benchmarking applications

  Examples of use of this class are given in the tutorials macros.

Function Members (Methods)

public:
TBenchmark()
virtual~TBenchmark()
voidTObject::AbstractMethod(const char* method) const
virtual voidTObject::AppendPad(Option_t* option = "")
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 voidTObject::Delete(Option_t* option = "")
virtual Int_tTObject::DistancetoPrimitive(Int_t px, Int_t py)
virtual voidTObject::Draw(Option_t* option = "")
virtual voidTObject::DrawClass() const
virtual TObject*TObject::DrawClone(Option_t* option = "") const
virtual voidTObject::Dump() const
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
Int_tGetBench(const char* name) const
Float_tGetCpuTime(const char* name)
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
Float_tGetRealTime(const char* name)
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() const
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_tTObject::IsZombie() const
virtual voidTNamed::ls(Option_t* option = "") const
voidTObject::MayNotUse(const char* method) const
virtual Bool_tTObject::Notify()
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)
virtual voidTObject::Paint(Option_t* option = "")
virtual voidTObject::Pop()
virtual voidPrint(Option_t* name = "") const
virtual Int_tTObject::Read(const char* name)
virtual voidTObject::RecursiveRemove(TObject* obj)
virtual voidReset()
voidTObject::ResetBit(UInt_t f)
virtual voidTObject::SaveAs(const char* filename = "", Option_t* option = "") const
virtual voidTObject::SavePrimitive(basic_ostream<char,char_traits<char> >& out, Option_t* option = "")
voidTObject::SetBit(UInt_t f)
voidTObject::SetBit(UInt_t f, Bool_t set)
virtual voidTObject::SetDrawOption(Option_t* option = "")
static voidTObject::SetDtorOnly(void* obj)
virtual voidTNamed::SetName(const char* name)
virtual voidTNamed::SetNameTitle(const char* name, const char* title)
static voidTObject::SetObjectStat(Bool_t stat)
virtual voidTNamed::SetTitle(const char* title = "")
virtual voidTObject::SetUniqueID(UInt_t uid)
virtual voidShow(const char* name)
virtual voidShowMembers(TMemberInspector& insp, char* parent)
virtual Int_tTNamed::Sizeof() const
virtual voidStart(const char* name)
virtual voidStop(const char* name)
virtual voidStreamer(TBuffer& b)
voidStreamerNVirtual(TBuffer& b)
virtual voidSummary(Float_t& rt, Float_t& cp)
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:
TBenchmark(const TBenchmark&)
virtual voidTObject::DoError(int level, const char* location, const char* fmt, va_list va) const
voidTObject::MakeZombie()
TBenchmark&operator=(const TBenchmark&)

Data Members

public:
enum TObject::EStatusBits { kCanDelete
kMustCleanup
kObjInCanvas
kIsReferenced
kHasUUID
kCannotPick
kNoContextMenu
kInvalidObject
};
enum TObject::[unnamed] { kIsOnHeap
kNotDeleted
kZombie
kBitMask
kSingleKey
kOverwrite
kWriteDelete
};
protected:
Float_t*fCpuTime[fNbench] Cpu Time
TStringTNamed::fNameobject identifier
TString*fNames[fNbench] Names of benchmarks
Int_tfNbenchNumber of active benchmarks
Int_tfNmaxMaximum number of benchmarks initialized
Float_t*fRealTime[fNbench] Real Time
TStopwatch*fTimerTimers
TStringTNamed::fTitleobject title

Class Charts

Inheritance Inherited Members Includes Libraries
Class Charts

Function documentation

TBenchmark(const TBenchmark& )
Benchmark default constructor*-*-*-
*-*                  =============================
TBenchmark(const TBenchmark& )
copy constructor
TBenchmark& operator=(const TBenchmark& )
assignment operator
~TBenchmark()
Benchmark default destructor*-*-*-
*-*                  ============================
Int_t GetBench(const char* name) const
-*-*-*Returns index of Benchmark name
*-*                  ===============================
Float_t GetCpuTime(const char* name)
-*-*-*Returns Cpu time used by Benchmark name
*-*                  =======================================
Float_t GetRealTime(const char* name)
-*-*-*Returns Realtime used by Benchmark name
*-*                  =======================================
void Print(Option_t* name = "") const
-*Prints parameters of Benchmark name
*-*                  ===================================
void Reset()
-*Reset all Benchmarks
*-*                        ====================
void Show(const char* name)
Stops Benchmark name and Prints results*-
*-*              =======================================
void Start(const char* name)
-*-*-*-*-*Starts Benchmark name
*-*                          =====================
-
*-*   An independent timer (see class TStopwatch) is started.
*-*   the name of the benchmark is entered into the list of benchmarks.
*-*   Benchmark can be stopped via TBenchmark::Stop
*-*   Results can be printed via TBenchmark::Print
*-*   TBenchmark::Show can be used to stop benchmark and print results.
*-*   If name is an already existing benchmark, existing parameters are reset.
*-*   A summary of all benchmarks can be seen via TBenchmark::Summary.
-
*
void Stop(const char* name)
Terminates Benchmark name*-
*-*                  =========================
void Summary(Float_t& rt, Float_t& cp)
-*-*-*-*-*-*Prints a summary of all benchmarks
*-*                        ==================================

Author: Rene Brun 12/12/94
Last update: root/base:$Id: TBenchmark.h 20877 2007-11-19 11:17:07Z rdm $
Copyright (C) 1995-2000, Rene Brun and Fons Rademakers. *
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