Public Member Functions | |
JetMatchingMadgraph (const edm::ParameterSet ¶ms) | |
~JetMatchingMadgraph () | |
Private Member Functions | |
void | beforeHadronisation (const boost::shared_ptr< LHEEvent > &event) |
std::set< std::string > | capabilities () const |
template<typename T > | |
T | getParameter (const std::string &var, const T &defValue=T()) const |
void | init (const boost::shared_ptr< LHERunInfo > &runInfo) |
double | match (const HepMC::GenEvent *partonLevel, const HepMC::GenEvent *finalState, bool showeredFinalState) |
Static Private Member Functions | |
template<typename T > | |
static T | parseParameter (const std::string &value) |
Private Attributes | |
bool | eventInitialized |
bool | exclusive |
std::map< std::string, std::string > | mgParams |
bool | runInitialized |
bool | soup |
Definition at line 68 of file JetMatchingMadgraph.cc.
JetMatchingMadgraph::JetMatchingMadgraph | ( | const edm::ParameterSet & | params | ) |
Definition at line 141 of file JetMatchingMadgraph.cc.
References lhef::MEMAIN::clfact, lhef::MEMAIN::etaclmax, lhef::MEMAIN::etcjet, Exception, exclusive, edm::ParameterSet::getParameter(), lhef::MEMAIN::iexcfile, lhef::MEMAIN::ktsche, lhef::MEMAIN::maxjets, lhef::memain_, lhef::MEMAIN::minjets, alignBH_cfg::mode, lhef::MEMAIN::qcut, lhef::MEMAIN::rclmax, soup, and AlCaHLTBitMon_QueryRunRegistry::string.
: JetMatching(params), runInitialized(false) { std::string mode = params.getParameter<std::string>("mode"); if (mode == "inclusive") { soup = false; exclusive = false; } else if (mode == "exclusive") { soup = false; exclusive = true; } else if (mode == "auto") soup = true; else throw cms::Exception("Generator|LHEInterface") << "Madgraph jet matching scheme requires \"mode\" " "parameter to be set to either \"inclusive\", " "\"exclusive\" or \"auto\"." << std::endl; memain_.etcjet = 0.; memain_.rclmax = 0.0; memain_.clfact = 0.0; memain_.iexcfile = 0; memain_.ktsche = 0; memain_.etaclmax = params.getParameter<double>("etaclmax"); memain_.qcut = params.getParameter<double>("qcut"); memain_.minjets = params.getParameter<int>("minjets"); memain_.maxjets = params.getParameter<int>("maxjets"); }
JetMatchingMadgraph::~JetMatchingMadgraph | ( | ) |
Definition at line 171 of file JetMatchingMadgraph.cc.
{ }
void JetMatchingMadgraph::beforeHadronisation | ( | const boost::shared_ptr< LHEEvent > & | event | ) | [private, virtual] |
Reimplemented from lhef::JetMatching.
Definition at line 244 of file JetMatchingMadgraph.cc.
References indexGen::comments, eventInitialized, Exception, i, lhef::UPPRIV::ickkw, lhef::mgevnt_(), lhef::HEPEUP::NUP, lhef::PYPART::ptpart, lhef::HEPEUP::PUP, lhef::pypart_, runInitialized, mathSSE::sqrt(), and lhef::uppriv_.
{ if (!runInitialized) throw cms::Exception("Generator|LHEInterface") << "Run not initialized in JetMatchingMadgraph" << std::endl; if (uppriv_.ickkw) { std::vector<std::string> comments = event->getComments(); if (comments.size() == 1) { std::istringstream ss(comments[0].substr(1)); for(int i = 0; i < 1000; i++) { double pt; ss >> pt; if (!ss.good()) break; pypart_.ptpart[i] = pt; } } else { edm::LogWarning("Generator|LHEInterface") << "Expected exactly one comment line per " "event containing MadGraph parton scale " "information." << std::endl; const HEPEUP *hepeup = event->getHEPEUP(); for(int i = 2; i < hepeup->NUP; i++) { double mt2 = hepeup->PUP[i][0] * hepeup->PUP[i][0] + hepeup->PUP[i][1] * hepeup->PUP[i][1] + hepeup->PUP[i][4] * hepeup->PUP[i][4]; pypart_.ptpart[i - 2] = std::sqrt(mt2); } } } mgevnt_(); eventInitialized = true; }
std::set< std::string > JetMatchingMadgraph::capabilities | ( | ) | const [private, virtual] |
Reimplemented from lhef::JetMatching.
Definition at line 175 of file JetMatchingMadgraph.cc.
References query::result.
void JetMatchingMadgraph::init | ( | const boost::shared_ptr< LHERunInfo > & | runInfo | ) | [private, virtual] |
Reimplemented from lhef::JetMatching.
Definition at line 186 of file JetMatchingMadgraph.cc.
References lhef::UPPRIV::ickkw, geometryCSVtoXML::line, lhef::mginit_(), mgParams, Parameters::parameters, pos, runInitialized, AlCaHLTBitMon_QueryRunRegistry::string, lhef::uppriv_, relativeConstraints::value, and makeHLTPrescaleTable::values.
{ // read MadGraph run card std::map<std::string, std::string> parameters; std::vector<std::string> header = runInfo->findHeader("MGRunCard"); if (header.empty()) throw cms::Exception("Generator|LHEInterface") << "In order to use MadGraph jet matching, " "the input file has to contain the corresponding " "MadGraph headers." << std::endl; mgParams.clear(); for(std::vector<std::string>::const_iterator iter = header.begin(); iter != header.end(); ++iter) { std::string line = *iter; if (line.empty() || line[0] == '#') continue; std::string::size_type pos = line.find('!'); if (pos != std::string::npos) line.resize(pos); pos = line.find('='); if (pos == std::string::npos) continue; std::string var = boost::algorithm::trim_copy(line.substr(pos + 1)); std::string value = boost::algorithm::trim_copy(line.substr(0, pos)); mgParams[var] = value; } // set variables in common block std::vector<Param> params; std::vector<Param> values; for(std::map<std::string, std::string>::const_iterator iter = mgParams.begin(); iter != mgParams.end(); ++iter) { params.push_back(" " + iter->first); values.push_back(iter->second); } // set MG matching parameters uppriv_.ickkw = getParameter<int>("ickkw", 0); // run Fortran initialization code int nparam = params.size(); mginit_(&nparam, ¶ms.front(), &values.front()); runInitialized = true; }
double JetMatchingMadgraph::match | ( | const HepMC::GenEvent * | partonLevel, |
const HepMC::GenEvent * | finalState, | ||
bool | showeredFinalState | ||
) | [private, virtual] |
Implements lhef::JetMatching.
Definition at line 285 of file JetMatchingMadgraph.cc.
References eventInitialized, Exception, exclusive, lhef::MEMAEV::iexc, lhef::MEMAIN::maxjets, lhef::memaev_, lhef::memain_, lhef::mgveto_(), lhef::MEMAEV::nljets, runInitialized, and soup.
{ if (!showeredFinalState) throw cms::Exception("Generator|LHEInterface") << "MadGraph matching expected parton shower " "final state." << std::endl; if (!runInitialized) throw cms::Exception("Generator|LHEInterface") << "Run not initialized in JetMatchingMadgraph" << std::endl; if (!eventInitialized) throw cms::Exception("Generator|LHEInterface") << "Event not initialized in JetMatchingMadgraph" << std::endl; if (soup) memaev_.iexc = (memaev_.nljets < memain_.maxjets); else memaev_.iexc = exclusive; int veto = 0; mgveto_(&veto); eventInitialized = false; return veto ? 0.0 : 1.0; }
bool lhef::JetMatchingMadgraph::parseParameter | ( | const std::string & | value | ) | [static, private] |
Definition at line 97 of file JetMatchingMadgraph.cc.
References query::result.
bool lhef::JetMatchingMadgraph::eventInitialized [private] |
Definition at line 91 of file JetMatchingMadgraph.cc.
Referenced by beforeHadronisation(), and match().
bool lhef::JetMatchingMadgraph::exclusive [private] |
Definition at line 93 of file JetMatchingMadgraph.cc.
Referenced by JetMatchingMadgraph(), and match().
std::map<std::string, std::string> lhef::JetMatchingMadgraph::mgParams [private] |
Definition at line 88 of file JetMatchingMadgraph.cc.
Referenced by getParameter(), and init().
bool lhef::JetMatchingMadgraph::runInitialized [private] |
Definition at line 90 of file JetMatchingMadgraph.cc.
Referenced by beforeHadronisation(), init(), and match().
bool lhef::JetMatchingMadgraph::soup [private] |
Definition at line 92 of file JetMatchingMadgraph.cc.
Referenced by JetMatchingMadgraph(), and match().