/data/refman/pasoursint/CMSSW_5_3_3/src/CondTools/Hcal/plugins/HcalGainsCheck.cc

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#include "CondTools/Hcal/interface/HcalGainsCheck.h"

HcalGainsCheck::HcalGainsCheck(edm::ParameterSet const& ps)
{
  rootfile = ps.getUntrackedParameter<std::string>("rootfile","null");
  outfile = ps.getUntrackedParameter<std::string>("outFile","null");
  dumpupdate = ps.getUntrackedParameter<std::string>("dumpUpdateGainsTo","null");
  dumprefs = ps.getUntrackedParameter<std::string>("dumpRefGainsTo","null");
  emapflag = ps.getUntrackedParameter<bool>("checkEmap",false);
  validategainsflag = ps.getUntrackedParameter<bool>("validateGains",false);
  epsilon = ps.getUntrackedParameter<double>("deltaG",1000000);
}

void HcalGainsCheck::beginJob()
{
  f = new TFile(rootfile.c_str(),"RECREATE");

  //book histos:
  ocMapUp = new TH2F("ocMapUp","occupancy_map_updated_gains",83,-41.5,41.5,72,0.5,72.5);
  ocMapRef = new TH2F("ocMapRef","occupancy_map_updated_gains",83,-41.5,41.5,72,0.5,72.5);
//  valMapUp;
//  valMapRef;

  diffUpRefCap0 = new TH1F("diffUpRefCap0","difference_update_reference_Cap0",100,-0.5,0.5);
  ratioUpRefCap0 = new TH1F("ratioUpRefCap0", "ration_update_reference_Cap0",100,0.5,1.5);
  gainsUpCap0 = new TH1F("gainsUpCap0","gains_update_Cap0",100,0.0,0.6);
  gainsRefCap0 = new TH1F("gainsRefCap0","gains_reference_Cap0",100,0.0,0.6);

  diffUpRefCap1 = new TH1F("diffUpRefCap1","difference_update_reference_Cap1",100,-0.5,0.5);
  ratioUpRefCap1 = new TH1F("ratioUpRefCap1", "ration_update_reference_Cap1",100,0.5,1.5);
  gainsUpCap1 = new TH1F("gainsUpCap1","gains_update_Cap1",100,0.0,0.6);
  gainsRefCap1 = new TH1F("gainsRefCap1","gains_reference_Cap1",100,0.0,0.6);

  diffUpRefCap2 = new TH1F("diffUpRefCap2","difference_update_reference_Cap2",100,-0.5,0.5);
  ratioUpRefCap2 = new TH1F("ratioUpRefCap2", "ration_update_reference_Cap2",100,0.5,1.5);
  gainsUpCap2 = new TH1F("gainsUpCap2","gains_update_Cap2",100,0.0,0.6);
  gainsRefCap2 = new TH1F("gainsRefCap2","gains_reference_Cap2",100,0.0,0.6);

  diffUpRefCap3 = new TH1F("diffUpRefCap3","difference_update_reference_Cap3",100,-0.5,0.5);
  ratioUpRefCap3 = new TH1F("ratioUpRefCap3", "ration_update_reference_Cap3",100,0.5,1.5);
  gainsUpCap3 = new TH1F("gainsUpCap3","gains_update_Cap3",100,0.0,0.6);
  gainsRefCap3 = new TH1F("gainsRefCap3","gains_reference_Cap3",100,0.0,0.6);

  //  gainsUpCap0vsEta = new TGraph("gainsUpCap0vsEta","gains_update_Cap0_vsEta",100,-41,0.6);
  //  gainsRefCap0vsEta = new TGraph("gainsRefCap0vsEta","gains_reference_Cap0_vsEta",100,0.0,0.6);
}


void HcalGainsCheck::analyze(const edm::Event& ev, const edm::EventSetup& es)
{
  using namespace edm::eventsetup;
  bool epsilonflag = false;
  bool notequalsflag = false;
  // get new gains
  edm::ESHandle<HcalGains> newGains;
  es.get<HcalGainsRcd>().get("update",newGains);
  const HcalGains* myNewGains = newGains.product();

  // get reference gains
  edm::ESHandle<HcalGains> refGains;
  es.get<HcalGainsRcd>().get("reference",refGains);
  const HcalGains* myRefGains = refGains.product();

  // get e-map from reference
  edm::ESHandle<HcalElectronicsMap> refEMap;
  es.get<HcalElectronicsMapRcd>().get("reference",refEMap);
  const HcalElectronicsMap* myRefEMap = refEMap.product();


  // dump gains:
   if(dumpupdate.compare("null")!=0){
   std::ofstream outStream(dumpupdate.c_str());
   std::cout << "--- Dumping Gains - update ---" << std::endl;
   HcalDbASCIIIO::dumpObject (outStream, (*myNewGains) );
   }
   if(dumprefs.compare("null")!=0){
    std::ofstream outStream2(dumprefs.c_str());
    std::cout << "--- Dumping Gains - reference ---" << std::endl;
    HcalDbASCIIIO::dumpObject (outStream2, (*myRefGains) );
   }
    // get the list of all channels
    std::vector<DetId> listNewChan = myNewGains->getAllChannels();
    std::vector<DetId> listRefChan = myRefGains->getAllChannels();
    
    std::vector<DetId>::const_iterator cell;

    //plots: occupancy map, value map, difference, ratio, gains:
    for (std::vector<DetId>::const_iterator it = listRefChan.begin(); it!=listRefChan.end(); it++)
      {
        HcalGenericDetId myId(*it);
        //      ocMapRef->Fill(myId->);

        float valCap0 = myRefGains->getValues(*it)->getValue(0);
        float valCap1 = myRefGains->getValues(*it)->getValue(1);
        float valCap2 = myRefGains->getValues(*it)->getValue(2);
        float valCap3 = myRefGains->getValues(*it)->getValue(3);

        gainsRefCap0->Fill(valCap0);
        gainsRefCap1->Fill(valCap1);
        gainsRefCap2->Fill(valCap2);
        gainsRefCap3->Fill(valCap3);

        cell = std::find(listNewChan.begin(), listNewChan.end(), (*it));
        if (cell != listNewChan.end() ) //found
          {
            float valCap0up = myNewGains->getValues(*it)->getValue(0);
            float valCap1up = myNewGains->getValues(*it)->getValue(1);
            float valCap2up = myNewGains->getValues(*it)->getValue(2);
            float valCap3up = myNewGains->getValues(*it)->getValue(3);
            
            diffUpRefCap0->Fill(valCap0up - valCap0);
            diffUpRefCap1->Fill(valCap1up - valCap1);
            diffUpRefCap2->Fill(valCap2up - valCap2);
            diffUpRefCap3->Fill(valCap3up - valCap3);

            if(fabs(valCap0up - valCap0) > epsilon) epsilonflag = true;
            if(fabs(valCap1up - valCap1) > epsilon) epsilonflag = true;
            if(fabs(valCap2up - valCap2) > epsilon) epsilonflag = true;
            if(fabs(valCap3up - valCap3) > epsilon) epsilonflag = true;

            if(valCap0up != valCap0) notequalsflag = true;
            if(valCap1up != valCap1) notequalsflag = true;
            if(valCap2up != valCap2) notequalsflag = true;
            if(valCap3up != valCap3) notequalsflag = true;

            ratioUpRefCap0->Fill(valCap0up / valCap0);
            ratioUpRefCap1->Fill(valCap1up / valCap1);
            ratioUpRefCap2->Fill(valCap2up / valCap2);
            ratioUpRefCap3->Fill(valCap3up / valCap3);
          }
      }
    for (std::vector<DetId>::const_iterator it = listNewChan.begin(); it!=listNewChan.end(); it++)
      {
        float valCap0 = myNewGains->getValues(*it)->getValue(0);
        float valCap1 = myNewGains->getValues(*it)->getValue(1);
        float valCap2 = myNewGains->getValues(*it)->getValue(2);
        float valCap3 = myNewGains->getValues(*it)->getValue(3);

        gainsUpCap0->Fill(valCap0);
        gainsUpCap1->Fill(valCap1);
        gainsUpCap2->Fill(valCap2);
        gainsUpCap3->Fill(valCap3);
      }
    
    if(epsilon != 1000000){
       if(epsilonflag) throw cms::Exception("DataDoesNotMatch") << "Values differ by more than deltaG" << std::endl;
    }else{
       std::cout << "These gains do not differ by more than deltaG" << std::endl;
    }

    if(validategainsflag){
       if(notequalsflag) throw cms::Exception("DataDoesNotMatch") << "Values do not match" << std::endl;
    }else{
       std::cout << "These gains are identical" << std::endl;
    }

    // go through list of valid channels from reference, look up if conditions exist for update
    // push back into new vector the corresponding updated conditions,
    // or if it doesn't exist, the reference

    if(outfile.compare("null")!=0){
    HcalGains *resultGains = new HcalGains();
    for (std::vector<DetId>::const_iterator it = listRefChan.begin(); it != listRefChan.end(); it++)
      {
        DetId mydetid = *it;
        HcalGenericDetId myId(*it);
        cell = std::find(listNewChan.begin(), listNewChan.end(), mydetid);
        if (cell == listNewChan.end()) // not present in new list, take old conditions
          {
            const HcalGain* item = myRefGains->getValues(mydetid);
            std::cout << "o";
            resultGains->addValues(*item);
          }
        else // present in new list, take new conditions
          {
            const HcalGain* item = myNewGains->getValues(mydetid);
            std::cout << "n";
            resultGains->addValues(*item);
          }
      }
    std::cout << std::endl;
    
    std::vector<DetId> listResult = resultGains->getAllChannels();
    // get the e-map list of channels
    if(emapflag){
    std::vector<HcalGenericDetId> listEMap = myRefEMap->allPrecisionId();
    // look up if emap channels are all present in pedestals, if not then cerr
    for (std::vector<HcalGenericDetId>::const_iterator it = listEMap.begin(); it != listEMap.end(); it++)
      {
      DetId mydetid = DetId(it->rawId());
        if (std::find(listResult.begin(), listResult.end(), mydetid ) == listResult.end()  )
          {
            std::cout << "Conditions not found for DetId = " << HcalGenericDetId(it->rawId()) << std::endl;
          }
      }
    }
   
    // dump the resulting list of pedestals into a file
    //    std::ostringstream filename3;
    //    filename3 << "test_combined.txt";
    std::ofstream outStream3(outfile.c_str());
    std::cout << "--- Dumping Gains - the combined ones ---" << std::endl;
    HcalDbASCIIIO::dumpObject (outStream3, (*resultGains) );

    }
    // const float* values = myped->getValues (channelID);
    //    if (values) std::cout << "pedestals for channel " << channelID << ": "
    //                    << values [0] << '/' << values [1] << '/' << values [2] << '/' << values [3] << std::endl; 

}


// ------------ method called once each job just after ending the event loop  ------------
void 
HcalGainsCheck::endJob() 
{
  if(rootfile.compare("null")!=0){
  f->Write();
}
  f->Close();

}

DEFINE_FWK_MODULE(HcalGainsCheck);