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/**
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* TriggerAnalyzer
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* s8
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*
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* Created by Samvel Khalatian on Nov 18, 2010
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* Copyright 2010, All rights reserved
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*/
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#include <algorithm>
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#include <iomanip>
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#include <iostream>
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#include <sstream>
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#include <TDirectory.h>
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#include <TH1I.h>
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#include "s8/IO/interface/Event.h"
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#include "Tree/System8/interface/S8EventID.h"
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#include "Tree/System8/interface/S8TriggerCenter.h"
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#include "Tree/System8/interface/S8Fwd.h"
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#include "s8/Analyzer/interface/TriggerAnalyzer.h"
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using std::cerr;
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using std::clog;
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using std::cout;
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using std::endl;
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using std::find_if;
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using std::left;
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using std::ostringstream;
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using std::setw;
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using s8::Trigger;
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using s8::TriggerAnalyzer;
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class TriggerPredicator
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{
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public:
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TriggerPredicator()
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{
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_search_trigger = 0;
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}
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void setSearchTrigger(const Trigger &trigger)
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{
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_search_trigger = &trigger;
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}
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bool operator()(const Trigger *trigger) const
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{
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if (!_search_trigger)
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return false;
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return _search_trigger->hash() == trigger->hash();
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}
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private:
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const Trigger *_search_trigger;
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};
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TriggerAnalyzer::TriggerCounter::TriggerCounter(const Trigger &hlt):
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trigger(hlt),
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counter(0),
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name("")
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{
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ostringstream name;
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name << "ps_" << trigger.hash();
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prescale.reset(new TH1I(name.str().c_str(), "Prescale vs Run",
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3000, 147000, 150000));
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}
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TriggerAnalyzer::TriggerAnalyzer() throw()
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{
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}
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TriggerAnalyzer::~TriggerAnalyzer() throw()
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{
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}
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// Analyzer interface
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//
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void TriggerAnalyzer::init()
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{
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}
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void TriggerAnalyzer::treeDidLoad(const TreeInfo *,
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const TriggerCenter *triggerCenter)
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{
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using std::setw;
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using std::left;
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cout << "Triggers List is saved in the log file" << endl
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<< endl;
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clog << "Triggers:" << endl;
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const TriggerCenter::TriggerMap &triggers = triggerCenter->triggers();
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for(TriggerCenter::TriggerMap::const_iterator trigger = triggers.begin();
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triggers.end() != trigger;
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++trigger)
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{
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clog << " > " << setw(20) << left << trigger->first << " "
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<< trigger->second << endl;
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}
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clog << endl;
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for(Triggers::iterator trigger = _triggers.begin();
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_triggers.end() != trigger;
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++trigger)
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{
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TriggerCenter::TriggerMap::const_iterator found_trigger =
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triggers.find(trigger->trigger.hash());
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if (triggers.end() == found_trigger)
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continue;
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trigger->name = found_trigger->second;
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}
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}
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void TriggerAnalyzer::eventDidLoad(const Event *event)
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{
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if (_triggers.empty())
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return;
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TriggerPredicator trigger_predicator;
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for(Triggers::iterator trigger = _triggers.begin();
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_triggers.end() != trigger;
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++trigger)
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{
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trigger_predicator.setSearchTrigger(trigger->trigger);
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s8::Triggers::const_iterator found_trigger =
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find_if(event->triggers()->begin(),
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event->triggers()->end(),
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trigger_predicator);
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if (event->triggers()->end() == found_trigger ||
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!(**found_trigger))
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continue;
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// Trigger is found
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//
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++(trigger->counter);
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const int bin = trigger->prescale->FindBin(event->id()->run());
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trigger->prescale->SetBinContent(bin,
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(*found_trigger)->prescale());
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}
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}
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void TriggerAnalyzer::print(std::ostream &out) const
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{
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out << "Trigger cutflow (events passed trigger)" << endl;
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out << " Name" << setw(25) << left << " "
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<< " Hash" << endl;
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out << "---------------------------------------------------"
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<< endl;
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for(Triggers::const_iterator trigger = _triggers.begin();
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_triggers.end() != trigger;
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++trigger)
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{
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out << " [+] " << setw(30) << left;
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if (trigger->name.empty())
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out << trigger->trigger.hash();
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else
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out << trigger->name;
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out << trigger->counter << endl;
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}
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out << "---------------------------------------------------"
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<< endl;
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}
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void TriggerAnalyzer::save(TDirectory *directory) const
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{
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TDirectory *output = directory->mkdir("TriggerAnalyzer");
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if (!output)
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{
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cerr << "TriggerAnalyzer: Failed to create output folder: "
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<< "no output is saved" << endl;
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return;
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}
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output->cd();
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for(Triggers::const_iterator trigger = _triggers.begin();
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_triggers.end() != trigger;
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++trigger)
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{
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ostringstream title;
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title << trigger->name << ": Prescale vs Run";
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trigger->prescale->SetTitle(title.str().c_str());
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trigger->prescale->Write();
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}
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}
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// Trigger options
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//
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void TriggerAnalyzer::optionTriggerIsSet(const Trigger &trigger)
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{
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_triggers.push_back(TriggerCounter(trigger));
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}
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