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File indexing completed on 2022-12-06 02:04:04

0001 #ifndef BMixingModule_h
0002 #define BMixingModule_h
0003 
0004 /** \class BMixingModule
0005  *
0006  * BMixingModule is the EDProducer subclass 
0007  * which fills the CrossingFrame object
0008  * It is the baseclass for all modules mixing events
0009  *
0010  * \author Ursula Berthon, LLR Palaiseau, Bill Tanenbaum
0011  *
0012  * \version   1st Version June 2005
0013  * \version   2nd Version Sep 2005
0014 
0015  *
0016  ************************************************************/
0017 
0018 #include <vector>
0019 #include <memory>
0020 
0021 #include "FWCore/Framework/interface/stream/EDProducer.h"
0022 #include "FWCore/Framework/interface/Frameworkfwd.h"
0023 #include "Mixing/Base/interface/PileUp.h"
0024 #include "FWCore/Framework/interface/ESWatcher.h"
0025 #include "CondFormats/DataRecord/interface/MixingRcd.h"
0026 
0027 namespace edm {
0028   namespace MixingCache {
0029     struct Config {
0030       Config(edm::ParameterSet const& pset, unsigned int maxNbSources);
0031       int bunchSpace_;
0032       int minBunch_;
0033       int maxBunch_;
0034       bool playback_;
0035       bool configFromDB_ = false;
0036       std::vector<std::string> sourceNames_;
0037       std::vector<std::shared_ptr<PileUpConfig>> inputConfigs_;
0038     };
0039   }  // namespace MixingCache
0040 
0041   class BMixingModule : public stream::EDProducer<GlobalCache<MixingCache::Config>> {
0042   public:
0043     /** standard constructor*/
0044     explicit BMixingModule(const edm::ParameterSet& ps, MixingCache::Config const* globalConf);
0045 
0046     /**Default destructor*/
0047     ~BMixingModule() override;
0048 
0049     void registerLateConsumes(eventsetup::ESRecordsToProxyIndices const&) override;
0050 
0051     /**Cumulates the pileup events onto this event*/
0052     void produce(edm::Event& e1, const edm::EventSetup& c) override;
0053 
0054     virtual void initializeEvent(const edm::Event& event, const edm::EventSetup& setup) {}
0055 
0056     // edm::Event is non-const because digitizers put their products into the Event.
0057     virtual void finalizeEvent(edm::Event& event, const edm::EventSetup& setup) {}
0058 
0059     void beginRun(const edm::Run& r, const edm::EventSetup& setup) override;
0060     void beginLuminosityBlock(const edm::LuminosityBlock& l, const edm::EventSetup& setup) override;
0061 
0062     void endRun(const edm::Run& r, const edm::EventSetup& setup) override;
0063     void endLuminosityBlock(const edm::LuminosityBlock& l, const edm::EventSetup& setup) override;
0064 
0065     static std::unique_ptr<MixingCache::Config> initializeGlobalCache(edm::ParameterSet const&);
0066     static void globalEndJob(MixingCache::Config*) {}
0067 
0068     // to be overloaded by dependent class
0069     virtual void reload(const edm::EventSetup& setup){};
0070 
0071     // Should 'averageNumber' return 0 or 1 if there is no mixing? It is the average number of
0072     // *crossings*, including the hard scatter, or the average number of overlapping events?
0073     // We have guessed 'overlapping events'.
0074     double averageNumber() const { return inputSources_[0] ? inputSources_[0]->averageNumber() : 0.0; }
0075     // Should 'poisson' return 0 or 1 if there is no mixing? See also averageNumber above.
0076     bool poisson() const { return inputSources_[0] ? inputSources_[0]->poisson() : 0.0; }
0077 
0078     virtual void createnewEDProduct();
0079     virtual void checkSignal(const edm::Event& e);
0080     virtual void addSignals(const edm::Event& e, const edm::EventSetup& c) {}
0081     virtual void addPileups(
0082         const int bcr, EventPrincipal* ep, unsigned int eventId, unsigned int worker, const edm::EventSetup& c) {}
0083     virtual void setBcrOffset();
0084     virtual void setSourceOffset(const unsigned int s);
0085     virtual void put(edm::Event& e, const edm::EventSetup& c) {}
0086     virtual void doPileUp(edm::Event& e, const edm::EventSetup& c);
0087 
0088   protected:
0089     void setupPileUpEvent(const edm::EventSetup& setup);
0090     void dropUnwantedBranches(std::vector<std::string> const& wantedBranches);
0091     void beginStream(edm::StreamID) override;
0092     void endStream() override;
0093     //      std::string type_;
0094     int bunchSpace_;
0095     int vertexOffset_;
0096     bool checktof_;
0097     int minBunch_;
0098     int maxBunch_;
0099     bool const mixProdStep1_;
0100     bool const mixProdStep2_;
0101 
0102     bool readDB_;
0103     bool playback_;
0104     const static unsigned int maxNbSources_;
0105     bool doit_[4];  //FIXME
0106     std::vector<float> TrueNumInteractions_;
0107 
0108     unsigned int eventId_;
0109 
0110     // input, cosmics, beamhalo_plus, beamhalo_minus
0111     std::vector<std::shared_ptr<PileUp>> inputSources_;
0112 
0113     void update(edm::EventSetup const&);
0114     edm::ESWatcher<MixingRcd> parameterWatcher_;
0115   };
0116 
0117 }  // namespace edm
0118 
0119 #endif