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#include <iostream>
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#include <map>
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#include <vector>
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#include "TString.h"
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#include "TStopwatch.h"
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#ifndef timing_h
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#define timing_h
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//================================================================================= class: timing
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class timing{
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private:
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map<TString, Bool_t> isRunning;
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vector<TString> names;
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map<TString, TStopwatch> myTimer;
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Bool_t isNew(TString name){return (myTimer.find(name) == myTimer.end());}
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public:
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void PrintReport(ostream& os=cout);
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void Reset(TString name, ostream& os=cout);
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void Start(TString name, ostream& os=cout);
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void Stop(TString name, ostream& os=cout);
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timing(){}
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virtual ~timing(){
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// for(Int_t i=0,N=names.size(); i<N; ++i){
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// myTimer[names[i]].Delete();
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// }
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}
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};
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//================================================================================= PrintReport
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void timing::PrintReport(ostream& os){
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if(myTimer.size()==0){
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os<<"No timer is set!"<<endl;
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return;
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}
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os<<endl;
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os<<"/////////////////////////////////////// Timing Report //////////////////////////////////////"<<endl;
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os<<endl;
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os<<setw(50)<<"name"
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<<setw(15)<<"CPU-Time"
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<<setw(15)<<"Real-Time"
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//<<setw(30)<<myTimer[names[i]].Print()
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<<endl;
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os<<"____________________________________________________________________________________________"<<endl;
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for(Int_t i=0,N=names.size(); i<N; ++i){
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os<<setw(50)<<names[i]
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<<setw(15)<<myTimer[names[i]].CpuTime()
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<<setw(15)<<myTimer[names[i]].RealTime()
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//<<setw(30)<<myTimer[names[i]].Print()
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<<endl;
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}
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os<<endl;
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os<<"////////////////////////////////////////////////////////////////////////////////////////////"<<endl;
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os<<endl;
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}
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//================================================================================= Reset
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void timing::Reset(TString name, ostream& os){
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if(isNew(name)){
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os<<"WARNING: No timer with name \"" << name << "\" to reset. No Action is done." << endl;
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return;
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}
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myTimer[name].Reset();
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}
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//================================================================================= Start
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void timing::Start(TString name, ostream& os){
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if(isRunning[name]){
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os<<"WARNING: timer with name \"" << name << "\" is already running. No Action is done." << endl;
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return;
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}
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//TStopwatch *t = new TStopwatch();
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//t->Start();
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//myTimer[name] = t;
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myTimer[name].Start();
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names.push_back(name);
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}
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//================================================================================= Stop
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void timing::Stop(TString name, ostream& os){
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if(isNew(name)){
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os<<"WARNING: No timer with name \"" << name << "\" to stop. No Action is done." << endl;
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return;
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}
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myTimer[name].Stop();
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isRunning[name]=false;
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}
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#endif
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// //================================================================================= testPassArray
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// void testTiming(){
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// timing timer;
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// timer.Start("OverAllTime");
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//
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// timer.Start("Small Loop");
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// for(Int_t i=0; i<10000; ++i) cout<<"i = " << i << endl;
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// timer.Stop("Small Loop");
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//
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// timer.Start("Big Loop");
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// for(Int_t i=0,N=100000; i<N; ++i) cout<<"i = " << i << endl;
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// timer.Stop("Big Loop");
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//
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// timer.Stop("OverAllTime");
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// timer.PrintReport();
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// }
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