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File indexing completed on 2021-02-14 13:07:21

0001 #include <memory>
0002 
0003 #include <memory>
0004 #include <string>
0005 
0006 #include "FWCore/ParameterSet/interface/ParameterSet.h"
0007 #include "FWCore/MessageLogger/interface/MessageLogger.h"
0008 
0009 #include "GeneratorInterface/LHEInterface/interface/LHERunInfo.h"
0010 #include "GeneratorInterface/LHEInterface/interface/LHEEvent.h"
0011 
0012 #include "GeneratorInterface/PartonShowerVeto/interface/JetMatchingMadgraph.h"
0013 #include "GeneratorInterface/PartonShowerVeto/interface/JetMatchingAlpgen.h"
0014 
0015 namespace gen {
0016 
0017   JetMatching::JetMatching(const edm::ParameterSet& params) { fMatchingStatus = false; }
0018 
0019   JetMatching::~JetMatching() {}
0020 
0021   void JetMatching::init(const lhef::LHERunInfo* runInfo) {}
0022 
0023   void JetMatching::beforeHadronisation(const lhef::LHEEvent* event) {}
0024 
0025   void JetMatching::beforeHadronisationExec() {}
0026 
0027   std::set<std::string> JetMatching::capabilities() const {
0028     std::set<std::string> result;
0029     result.insert("psFinalState");
0030     result.insert("hepmc");
0031     return result;
0032   }
0033 
0034   std::unique_ptr<JetMatching> JetMatching::create(const edm::ParameterSet& params) {
0035     std::string scheme = params.getParameter<std::string>("scheme");
0036 
0037     std::unique_ptr<JetMatching> matching;
0038 
0039     if (scheme == "Madgraph") {
0040       matching = std::make_unique<JetMatchingMadgraph>(params);
0041     } else if (scheme == "Alpgen") {
0042       matching = std::make_unique<JetMatchingAlpgen>(params);
0043     } else if (scheme == "MLM") {
0044       matching.reset();
0045     } else
0046       throw cms::Exception("InvalidJetMatching") << "Unknown scheme \"" << scheme
0047                                                  << "\""
0048                                                     " specified for parton-shower matching."
0049                                                  << std::endl;
0050 
0051     if (!matching.get())
0052       throw cms::Exception("InvalidJetMatching") << "Port of " << scheme << "scheme \""
0053                                                  << "\""
0054                                                     " for parton-shower matching is still in progress."
0055                                                  << std::endl;
0056 
0057     return matching;
0058   }
0059 
0060 }  // namespace gen