/afs/cern.ch/work/a/aaltunda/public/www/CMSSW_5_3_14/src/DQM/RPCMonitorClient/src/RPCEfficiencyPerRingLayer.cc

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//
// Original Author:  Cesare Calabria,161 R-006,
//         Created:  Fri May 13 12:58:43 CEST 2011


// user include files
#include "DQM/RPCMonitorClient/interface/RPCEfficiencyPerRingLayer.h"
#include <sstream>

//CondFormats
//#include "CondFormats/RunInfo/interface/RunInfo.h"
//#include "CondFormats/DataRecord/interface/RunSummaryRcd.h"
// Framework
//#include "FWCore/MessageLogger/interface/MessageLogger.h"
//#include "FWCore/Framework/interface/LuminosityBlock.h"
#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/EventSetup.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
//DQM Services


RPCEfficiencyPerRingLayer::RPCEfficiencyPerRingLayer(const edm::ParameterSet& ps) {

  globalFolder_ = ps.getUntrackedParameter<std::string>("GlobalFolder", "RPC/RPCEfficiency/");
  SaveFile  = ps.getUntrackedParameter<bool>("SaveFile", false);
  NameFile  = ps.getUntrackedParameter<std::string>("NameFile","RPCEfficiency.root");
}


RPCEfficiencyPerRingLayer::~RPCEfficiencyPerRingLayer(){ }

void RPCEfficiencyPerRingLayer::analyze(const edm::Event& iEvent, const edm::EventSetup& iSetup){}

void RPCEfficiencyPerRingLayer::beginJob(){

  dbe_ = edm::Service<DQMStore>().operator->();
}

void RPCEfficiencyPerRingLayer::beginRun(const edm::Run& r, const edm::EventSetup& c){

  if(dbe_ == 0) return;

  dbe_->setCurrentFolder(globalFolder_);
  EfficiencyPerRing = dbe_->book1D("EfficiencyPerRing","Efficiency per Ring",12,0.5,12.5);
  EfficiencyPerLayer = dbe_->book1D("EfficiencyPerLayer","Efficiency per Layer",6,0.5,6.5);

}

void RPCEfficiencyPerRingLayer::endRun(const edm::Run& r, const edm::EventSetup& c){

   std::stringstream meName1;
   MonitorElement * myMe1;

   std::stringstream meName2;
   MonitorElement * myMe2;

   std::stringstream binName;
   binName.str("");

   meName1.str("");
   meName1<<globalFolder_;

   meName2.str("");
   meName2<<globalFolder_;

   int k = 0;

   //EfficiencyPerRing

   for(int i=-3; i<=3; i++){
        if(i == 0) continue;
        for(int j=2; j<=3; j++){
                meName1.str("");
                meName2.str("");
                if(i < 0){
                        meName1<<globalFolder_<<"Azimutal/ExGregDistroDm"<<abs(i)<<"R"<<j;
                        meName2<<globalFolder_<<"Azimutal/OcGregDistroDm"<<abs(i)<<"R"<<j;
                        //std::cout<<meName1.str()<<std::endl;
                        //std::cout<<meName2.str()<<std::endl;
                        binName.str("");
                        binName<<"RE-"<<i<<"/"<<j;
                        k++;}
                else if(i >0){
                        meName1<<globalFolder_<<"Azimutal/ExGregDistroD"<<abs(i)<<"R"<<j;
                        meName2<<globalFolder_<<"Azimutal/OcGregDistroD"<<abs(i)<<"R"<<j;
                        //std::cout<<meName1.str()<<std::endl;
                        //std::cout<<meName2.str()<<std::endl;
                        binName.str("");
                        binName<<"RE+"<<abs(i)<<"/"<<j;
                        k++;}

                myMe1 = dbe_->get(meName1.str());
                myMe2 = dbe_->get(meName2.str());
                TH1 * histo1 = myMe1->getTH1();
                TH1 * histo2 = myMe2->getTH1();
                if(myMe1 && myMe2){

                        int exg = histo1->Integral(); 
                        int obg = histo2->Integral();
                        double eff = 0;
                        double err = 0;
                        if(exg != 0){ 
                                eff = (double)obg/(double)exg; 
                                err = sqrt(eff*(1-eff)/(double)exg);}
                        //std::cout<<exg<<" "<<obg<<" "<<eff<<" "<<err<<" "<<k<<std::endl;
                        if(k%2 != 0 && k < 7){ 
                                EfficiencyPerRing->setBinContent(k+1, eff);
                                EfficiencyPerRing->setBinError(k+1, err);
                                EfficiencyPerRing->setBinLabel(k+1, binName.str());}
                        else if(k%2 == 0 && k < 7){
                                EfficiencyPerRing->setBinContent(k-1, eff);
                                EfficiencyPerRing->setBinError(k-1, err);
                                EfficiencyPerRing->setBinLabel(k-1, binName.str());}
                        else if(k >= 7){
                                EfficiencyPerRing->setBinContent(k, eff);
                                EfficiencyPerRing->setBinError(k, err);
                                EfficiencyPerRing->setBinLabel(k, binName.str());}
                }
        }
   }

   //EfficiencyPerLayer

   for(int i=1; i<=6; i++){

        int Exp = 0;
        int Obs = 0;
        double eff = 0;
        double err = 0;

        for(int j=-2; j<=2; j++){
                meName1.str("");
                meName2.str("");
                if(j < 0){ 
                        meName1<<globalFolder_<<"BarrelPerLayer/ExpLayerWm"<<abs(j);
                        meName2<<globalFolder_<<"BarrelPerLayer/ObsLayerWm"<<abs(j);}
                else{
                        meName1<<globalFolder_<<"BarrelPerLayer/ExpLayerW"<<j;
                        meName2<<globalFolder_<<"BarrelPerLayer/ObsLayerW"<<j;}
                //std::cout<<meName1.str()<<std::endl;
                //std::cout<<meName2.str()<<std::endl;
                myMe1 = dbe_->get(meName1.str());
                myMe2 = dbe_->get(meName2.str());
                if(myMe1 && myMe2){
                        Exp += myMe1->getBinContent(i);
                        Obs += myMe2->getBinContent(i);
                }
        }

        if(Exp != 0){
                eff = (double)Obs/(double)Exp;
                err = sqrt(eff*(1-eff)/(double)Exp);}
        EfficiencyPerLayer->setBinContent(i, eff);
        EfficiencyPerLayer->setBinError(i, err);
        binName.str("");
        binName<<"Layer "<<i;
        EfficiencyPerLayer->setBinLabel(i, binName.str());
        //std::cout<<Exp<<" "<<Obs<<" "<<eff<<" "<<err<<std::endl;
  }

   if(SaveFile) dbe_->save(NameFile);

}