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/**_________________________________________________________________
class: RawPCCProducer.cc
description: Creates a LumiInfo object that will contain the luminosity per bunch crossing,
along with the total luminosity and the statistical error.
authors:Sam Higginbotham (shigginb@cern.ch), Chris Palmer (capalmer@cern.ch), Jose Benitez (jose.benitez@cern.ch)
________________________________________________________________**/
#include <string>
#include <iostream>
#include <fstream>
#include <vector>
#include <mutex>
#include <cmath>
#include "DataFormats/Luminosity/interface/PixelClusterCounts.h"
#include "DataFormats/Luminosity/interface/LumiInfo.h"
#include "DataFormats/Luminosity/interface/LumiConstants.h"
#include "CondFormats/Luminosity/interface/LumiCorrections.h"
#include "CondFormats/DataRecord/interface/LumiCorrectionsRcd.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"
#include "FWCore/Framework/interface/MakerMacros.h"
#include "FWCore/Framework/interface/ConsumesCollector.h"
#include "FWCore/Framework/interface/ESHandle.h"
#include "FWCore/Framework/interface/EventSetup.h"
#include "FWCore/Framework/interface/Frameworkfwd.h"
#include "FWCore/Framework/interface/global/EDProducer.h"
#include "FWCore/Framework/interface/Event.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/Utilities/interface/EDGetToken.h"
#include "FWCore/ServiceRegistry/interface/Service.h"
#include "FWCore/Framework/interface/LuminosityBlock.h"
class RawPCCProducer : public edm::global::EDProducer<edm::EndLuminosityBlockProducer> {
public:
explicit RawPCCProducer(const edm::ParameterSet&);
~RawPCCProducer() override;
private:
void globalEndLuminosityBlockProduce(edm::LuminosityBlock& lumiSeg, const edm::EventSetup& iSetup) const final;
void produce(edm::StreamID, edm::Event& iEvent, const edm::EventSetup& iSetup) const final;
//input object labels
edm::EDGetTokenT<reco::PixelClusterCounts> pccToken_;
//background corrections from DB
const edm::ESGetToken<LumiCorrections, LumiCorrectionsRcd> lumiCorrectionsToken_;
//The list of modules to skip in the lumi calc.
const std::vector<int> modVeto_;
//background corrections
const bool applyCorr_;
//Output average values
const std::string takeAverageValue_;
//output object labels
const edm::EDPutTokenT<LumiInfo> putToken_;
//produce csv lumi file
const bool saveCSVFile_;
const std::string csvOutLabel_;
mutable std::mutex fileLock_;
};
//--------------------------------------------------------------------------------------------------
RawPCCProducer::RawPCCProducer(const edm::ParameterSet& iConfig)
: pccToken_(consumes<reco::PixelClusterCounts, edm::InLumi>(edm::InputTag(
iConfig.getParameter<edm::ParameterSet>("RawPCCProducerParameters").getParameter<std::string>("inputPccLabel"),
iConfig.getParameter<edm::ParameterSet>("RawPCCProducerParameters").getParameter<std::string>("ProdInst")))),
lumiCorrectionsToken_(esConsumes<edm::Transition::EndLuminosityBlock>()),
modVeto_(
iConfig.getParameter<edm::ParameterSet>("RawPCCProducerParameters").getParameter<std::vector<int>>("modVeto")),
applyCorr_(iConfig.getParameter<edm::ParameterSet>("RawPCCProducerParameters")
.getUntrackedParameter<bool>("ApplyCorrections", false)),
takeAverageValue_(iConfig.getParameter<edm::ParameterSet>("RawPCCProducerParameters")
.getUntrackedParameter<std::string>("OutputValue", std::string("Average"))),
putToken_(produces<LumiInfo, edm::Transition::EndLuminosityBlock>(
iConfig.getParameter<edm::ParameterSet>("RawPCCProducerParameters")
.getUntrackedParameter<std::string>("outputProductName", "alcaLumi"))),
saveCSVFile_(iConfig.getParameter<edm::ParameterSet>("RawPCCProducerParameters")
.getUntrackedParameter<bool>("saveCSVFile", false)),
csvOutLabel_(iConfig.getParameter<edm::ParameterSet>("RawPCCProducerParameters")
.getUntrackedParameter<std::string>("label", std::string("rawPCC.csv"))) {}
//--------------------------------------------------------------------------------------------------
RawPCCProducer::~RawPCCProducer() {}
//--------------------------------------------------------------------------------------------------
void RawPCCProducer::produce(edm::StreamID, edm::Event& iEvent, const edm::EventSetup& iSetup) const {}
//--------------------------------------------------------------------------------------------------
void RawPCCProducer::globalEndLuminosityBlockProduce(edm::LuminosityBlock& lumiSeg,
const edm::EventSetup& iSetup) const {
//The total raw luminosity from the pixel clusters - not scaled
float totalLumi = 0.0;
//the statistical error on the lumi - large num ie sqrt(N)
float statErrOnLumi = 0.0;
//new vector containing clusters per bxid
std::vector<int> clustersPerBXOutput(LumiConstants::numBX, 0);
//new vector containing clusters per bxid with afterglow corrections
std::vector<float> corrClustersPerBXOutput(LumiConstants::numBX, 0);
//////////////////////////////////
/// read input , clusters per module per bx
/////////////////////////////////
const edm::Handle<reco::PixelClusterCounts> pccHandle = lumiSeg.getHandle(pccToken_);
const reco::PixelClusterCounts& inputPcc = *(pccHandle.product());
//vector with Module IDs 1-1 map to bunch x-ing in clusers
auto modID = inputPcc.readModID();
//vector with total events at each bxid.
auto events = inputPcc.readEvents();
//cluster counts per module per bx
auto clustersPerBXInput = inputPcc.readCounts();
////////////////////////////
///Apply the module veto
///////////////////////////
std::vector<int> goodMods;
for (unsigned int i = 0; i < modID.size(); i++) {
if (std::find(modVeto_.begin(), modVeto_.end(), modID.at(i)) == modVeto_.end()) {
goodMods.push_back(i);
}
}
for (int bx = 0; bx < int(LumiConstants::numBX); bx++) {
for (unsigned int i = 0; i < goodMods.size(); i++) {
clustersPerBXOutput.at(bx) += clustersPerBXInput.at(goodMods.at(i) * int(LumiConstants::numBX) + bx);
}
}
//////////////////////////////
//// Apply afterglow corrections
//////////////////////////////
std::vector<float> correctionScaleFactors;
if (applyCorr_) {
const auto pccCorrections = &iSetup.getData(lumiCorrectionsToken_);
correctionScaleFactors = pccCorrections->getCorrectionsBX();
} else {
correctionScaleFactors.resize(LumiConstants::numBX, 1.0);
}
for (unsigned int i = 0; i < clustersPerBXOutput.size(); i++) {
if (events.at(i) != 0) {
corrClustersPerBXOutput[i] = clustersPerBXOutput[i] * correctionScaleFactors[i];
} else {
corrClustersPerBXOutput[i] = 0.0;
}
totalLumi += corrClustersPerBXOutput[i];
statErrOnLumi += float(events[i]);
}
std::vector<float> errorPerBX; //Stat error (or number of events)
errorPerBX.assign(events.begin(), events.end());
//////////////////////////////////
/// Compute average number of clusters per event
////////////////////////////////
if (takeAverageValue_ == "Average") {
unsigned int NActiveBX = 0;
for (int bx = 0; bx < int(LumiConstants::numBX); bx++) {
if (events[bx] > 0) {
NActiveBX++;
corrClustersPerBXOutput[bx] /= float(events[bx]);
errorPerBX[bx] = 1 / sqrt(float(events[bx]));
}
}
if (statErrOnLumi != 0) {
totalLumi = totalLumi / statErrOnLumi * float(NActiveBX);
statErrOnLumi = 1 / sqrt(statErrOnLumi) * totalLumi;
}
}
///////////////////////////////////////////////////////
///Lumi saved in the LuminosityBlocks
LumiInfo outputLumiInfo;
outputLumiInfo.setTotalInstLumi(totalLumi);
outputLumiInfo.setTotalInstStatError(statErrOnLumi);
outputLumiInfo.setErrorLumiAllBX(errorPerBX);
outputLumiInfo.setInstLumiAllBX(corrClustersPerBXOutput);
lumiSeg.emplace(putToken_, std::move(outputLumiInfo));
//Lumi saved in the csv file
if (saveCSVFile_) {
std::lock_guard<std::mutex> lock(fileLock_);
std::ofstream csfile(csvOutLabel_, std::ios_base::app);
csfile << std::to_string(lumiSeg.run()) << ",";
csfile << std::to_string(lumiSeg.luminosityBlock()) << ",";
csfile << std::to_string(totalLumi);
for (unsigned int bx = 0; bx < LumiConstants::numBX; bx++)
csfile << "," << std::to_string(corrClustersPerBXOutput[bx]);
csfile << std::endl;
csfile.close();
}
}
DEFINE_FWK_MODULE(RawPCCProducer);
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