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File indexing completed on 2021-07-05 04:09:22

0001 // system include files
0002 #include <memory>
0003 #include <utility>
0004 
0005 // user include files
0006 #include "FWCore/Framework/interface/ModuleFactory.h"
0007 #include "FWCore/Framework/interface/ESProducer.h"
0008 
0009 #include "FWCore/ParameterSet/interface/ParameterSet.h"
0010 #include "FWCore/MessageLogger/interface/MessageLogger.h"
0011 
0012 #include "CalibFormats/SiStripObjects/interface/SiStripGain.h"
0013 #include "CondFormats/SiStripObjects/interface/SiStripApvGain.h"
0014 #include "CondFormats/DataRecord/interface/SiStripCondDataRecords.h"
0015 #include "CalibTracker/Records/interface/SiStripDependentRecords.h"
0016 #include "CalibTracker/SiStripCommon/interface/SiStripDetInfoFileReader.h"
0017 
0018 #include "SiStripGainFactor.h"
0019 
0020 //
0021 // class declaration
0022 //
0023 class SiStripGainESProducer : public edm::ESProducer {
0024 public:
0025   SiStripGainESProducer(const edm::ParameterSet&);
0026   ~SiStripGainESProducer() override{};
0027 
0028   std::unique_ptr<SiStripGain> produce(const SiStripGainRcd&);
0029 
0030 private:
0031   class GainGetter {
0032   public:
0033     GainGetter(std::string record, std::string label) : recordLabel_{std::move(record), std::move(label)} {}
0034     virtual ~GainGetter() = default;
0035     virtual const SiStripApvGain& gain(const SiStripGainRcd& rcd) const = 0;
0036 
0037     const auto& recordLabel() const { return recordLabel_; }
0038 
0039   private:
0040     std::pair<std::string, std::string> recordLabel_;
0041   };
0042 
0043   template <typename Record>
0044   class GainGetterT : public GainGetter {
0045   public:
0046     GainGetterT(edm::ESConsumesCollector& cc, std::string record, std::string label)
0047         : GainGetter(std::move(record), std::move(label)),
0048           token_{cc.consumesFrom<SiStripApvGain, Record>(edm::ESInputTag{"", recordLabel().second})} {}
0049 
0050     const SiStripApvGain& gain(const SiStripGainRcd& rcd) const override { return rcd.get(token_); }
0051 
0052   private:
0053     edm::ESGetToken<SiStripApvGain, Record> token_;
0054   };
0055 
0056   template <typename Record>
0057   auto make_GainGetter(edm::ESConsumesCollector& cc, std::string record, std::string label) {
0058     return std::make_unique<GainGetterT<Record>>(cc, std::move(record), std::move(label));
0059   }
0060 
0061   std::vector<std::unique_ptr<GainGetter>> gainGetters_;
0062 
0063   SiStripGainFactor factor_;
0064 };
0065 
0066 SiStripGainESProducer::SiStripGainESProducer(const edm::ParameterSet& iConfig) : factor_{iConfig} {
0067   auto cc = setWhatProduced(this);
0068 
0069   auto apvGainLabels = iConfig.getParameter<std::vector<edm::ParameterSet>>("APVGain");
0070   if (apvGainLabels.empty()) {
0071     throw cms::Exception("Configuration") << "Got empty APVGain vector, but need at least one entry";
0072   }
0073 
0074   // Fill the vector of apv labels
0075   for (const auto& gainPSet : apvGainLabels) {
0076     // Shouldn't all these parameters be tracked?
0077     auto record = gainPSet.getParameter<std::string>("Record");
0078     auto label = gainPSet.getUntrackedParameter<std::string>("Label", "");
0079     if (record == "SiStripApvGainRcd")
0080       gainGetters_.emplace_back(make_GainGetter<SiStripApvGainRcd>(cc, record, label));
0081     else if (record == "SiStripApvGain2Rcd")
0082       gainGetters_.emplace_back(make_GainGetter<SiStripApvGain2Rcd>(cc, record, label));
0083     else if (record == "SiStripApvGain3Rcd")
0084       gainGetters_.emplace_back(make_GainGetter<SiStripApvGain3Rcd>(cc, record, label));
0085     else
0086       throw cms::Exception("Configuration")
0087           << "SiStripGainESProducer::ctor ERROR: unrecognized record name " << record << std::endl
0088           << "please specify one of: SiStripApvGainRcd, SiStripApvGain2Rcd, SiStripApvGain3Rcd";
0089     factor_.push_back_norm(gainPSet.getUntrackedParameter<double>("NormalizationFactor", 1.));
0090   }
0091   factor_.resetIfBadNorm();
0092 }
0093 
0094 std::unique_ptr<SiStripGain> SiStripGainESProducer::produce(const SiStripGainRcd& iRecord) {
0095   const auto detInfo =
0096       SiStripDetInfoFileReader::read(edm::FileInPath{SiStripDetInfoFileReader::kDefaultFile}.fullPath());
0097 
0098   const auto& apvGain = gainGetters_[0]->gain(iRecord);
0099   // Create a new gain object and insert the ApvGain
0100   auto gain = std::make_unique<SiStripGain>(apvGain, factor_.get(apvGain, 0), gainGetters_[0]->recordLabel(), detInfo);
0101 
0102   for (unsigned int i = 1; i < gainGetters_.size(); ++i) {
0103     const auto& apvGain = gainGetters_[i]->gain(iRecord);
0104     // Add the new ApvGain to the gain object
0105     gain->multiply(apvGain, factor_.get(apvGain, i), gainGetters_[i]->recordLabel(), detInfo);
0106   }
0107 
0108   return gain;
0109 }
0110 
0111 #include "FWCore/Framework/interface/ModuleFactory.h"
0112 
0113 DEFINE_FWK_EVENTSETUP_MODULE(SiStripGainESProducer);