library: libCore
#include "TBenchmark.h"


class description - source file - inheritance tree (.pdf)

class TBenchmark : public TNamed

Inheritance Chart:

TBenchmark() TBenchmark(const TBenchmark&) virtual ~TBenchmark() static TClass* Class() Int_t GetBench(const char* name) const Float_t GetCpuTime(const char* name) Float_t GetRealTime(const char* name) virtual TClass* IsA() const TBenchmark& operator=(const TBenchmark&) virtual void Print(Option_t* name = "") const virtual void Reset() virtual void Show(const char* name) virtual void ShowMembers(TMemberInspector& insp, char* parent) virtual void Start(const char* name) virtual void Stop(const char* name) virtual void Streamer(TBuffer& b) void StreamerNVirtual(TBuffer& b) virtual void Summary(Float_t& rt, Float_t& cp)

Data Members

Int_t fNbench Number of active benchmarks Int_t fNmax Maximum number of benchmarks initialized TString* fNames [fNbench] Names of benchmarks Float_t* fRealTime [fNbench] Real Time Float_t* fCpuTime [fNbench] Cpu Time TStopwatch* fTimer Timers

Class Description

 This class is a ROOT utility to help benchmarking applications

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

TBenchmark(): TNamed()
*-*-*-*-*-*-*-*-*-*-*Benchmark default constructor*-*-*-*-*-*-*-*-*-*-*-*-*-*
*-*                  =============================

*-*-*-*-*-*-*-*-*-*-*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(const char *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*-*-*-*-*-*-*-*
*-*                        ==================================

Inline Functions

            TClass* Class()
            TClass* IsA() const
               void ShowMembers(TMemberInspector& insp, char* parent)
               void Streamer(TBuffer& b)
               void StreamerNVirtual(TBuffer& b)
         TBenchmark TBenchmark(const TBenchmark&)
        TBenchmark& operator=(const TBenchmark&)

Last update: Tue Jun 7 23:04:17 2005
Copyright (C) 1995-2000, Rene Brun and Fons Rademakers. *

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