| 1 |
loizides |
1.13 |
// $Id: FillerMCEventInfo.cc,v 1.12 2009/08/11 15:28:55 loizides Exp $
|
| 2 |
loizides |
1.1 |
|
| 3 |
|
|
#include "MitProd/TreeFiller/interface/FillerMCEventInfo.h"
|
| 4 |
bendavid |
1.7 |
#include "SimDataFormats/GeneratorProducts/interface/HepMCProduct.h"
|
| 5 |
loizides |
1.12 |
#include "SimDataFormats/GeneratorProducts/interface/GenEventInfoProduct.h"
|
| 6 |
loizides |
1.1 |
#include "MitAna/DataTree/interface/Names.h"
|
| 7 |
|
|
#include "MitAna/DataTree/interface/MCEventInfo.h"
|
| 8 |
loizides |
1.6 |
#include "MitProd/ObjectService/interface/ObjectService.h"
|
| 9 |
phedex |
1.8 |
#include "DataFormats/HepMCCandidate/interface/FlavorHistory.h"
|
| 10 |
|
|
#include "DataFormats/HepMCCandidate/interface/FlavorHistoryEvent.h"
|
| 11 |
|
|
#include "PhysicsTools/HepMCCandAlgos/interface/FlavorHistoryProducer.h"
|
| 12 |
loizides |
1.1 |
|
| 13 |
|
|
using namespace std;
|
| 14 |
|
|
using namespace edm;
|
| 15 |
|
|
using namespace mithep;
|
| 16 |
|
|
|
| 17 |
|
|
//--------------------------------------------------------------------------------------------------
|
| 18 |
loizides |
1.3 |
FillerMCEventInfo::FillerMCEventInfo(const ParameterSet &cfg, const char *name, bool active) :
|
| 19 |
loizides |
1.1 |
BaseFiller(cfg,"MCEventInfo",active),
|
| 20 |
loizides |
1.12 |
evtName_(Conf().getUntrackedParameter<string>("evtName",Names::gkMCEvtInfoBrn)),
|
| 21 |
|
|
genHepMCEvName_(Conf().getUntrackedParameter<string>("genHepMCEventEdmName","generator")),
|
| 22 |
|
|
genEvtInfoName_(Conf().getUntrackedParameter<string>("genEvtInfoEdmName","generator")),
|
| 23 |
sixie |
1.9 |
flavorHistoryActive_(Conf().getUntrackedParameter<bool>("flavorHistoryActive",false)),
|
| 24 |
loizides |
1.12 |
flavorHistName_(Conf().getUntrackedParameter<string>("flavorHistEdmName","flavorHistoryFilter")),
|
| 25 |
loizides |
1.1 |
eventInfo_(new MCEventInfo())
|
| 26 |
|
|
{
|
| 27 |
|
|
// Constructor.
|
| 28 |
|
|
}
|
| 29 |
|
|
|
| 30 |
|
|
//--------------------------------------------------------------------------------------------------
|
| 31 |
|
|
FillerMCEventInfo::~FillerMCEventInfo()
|
| 32 |
|
|
{
|
| 33 |
|
|
// Destructor.
|
| 34 |
|
|
|
| 35 |
|
|
delete eventInfo_;
|
| 36 |
|
|
}
|
| 37 |
|
|
|
| 38 |
|
|
//--------------------------------------------------------------------------------------------------
|
| 39 |
loizides |
1.13 |
void FillerMCEventInfo::BookDataBlock(TreeWriter &tws, const edm::EventSetup &es)
|
| 40 |
loizides |
1.1 |
{
|
| 41 |
|
|
// Create run info tre and book our branches.
|
| 42 |
|
|
|
| 43 |
loizides |
1.2 |
tws.AddBranch(evtName_,&eventInfo_);
|
| 44 |
|
|
OS()->add<mithep::MCEventInfo>(eventInfo_,evtName_);
|
| 45 |
loizides |
1.1 |
}
|
| 46 |
|
|
|
| 47 |
|
|
//--------------------------------------------------------------------------------------------------
|
| 48 |
|
|
void FillerMCEventInfo::FillDataBlock(const edm::Event &event,
|
| 49 |
|
|
const edm::EventSetup &setup)
|
| 50 |
|
|
{
|
| 51 |
|
|
// Fill our data structures.
|
| 52 |
|
|
|
| 53 |
loizides |
1.3 |
if (event.isRealData()) {
|
| 54 |
|
|
PrintErrorAndExit("Expected monte-carlo record, but did not get it. Aborting.");
|
| 55 |
|
|
}
|
| 56 |
loizides |
1.12 |
|
| 57 |
|
|
Handle<GenEventInfoProduct> hEvtInfo;
|
| 58 |
loizides |
1.3 |
|
| 59 |
loizides |
1.12 |
if (genEvtInfoName_.empty() || !GetProductSafe(genEvtInfoName_, hEvtInfo, event)) {
|
| 60 |
loizides |
1.4 |
|
| 61 |
loizides |
1.12 |
// fall back to hepmc if requested
|
| 62 |
|
|
if (!genHepMCEvName_.empty()) {
|
| 63 |
|
|
Handle<edm::HepMCProduct> hHepMCProduct;
|
| 64 |
|
|
GetProduct(genHepMCEvName_, hHepMCProduct, event);
|
| 65 |
|
|
|
| 66 |
|
|
const HepMC::GenEvent *genEvt = hHepMCProduct->GetEvent();
|
| 67 |
|
|
eventInfo_->SetScale(genEvt->event_scale());
|
| 68 |
|
|
eventInfo_->SetProcessId(genEvt->signal_process_id());
|
| 69 |
|
|
HepMC::WeightContainer wc = genEvt->weights();
|
| 70 |
|
|
Double_t weight = 0;
|
| 71 |
|
|
for (int i = 0; i< wc.size(); ++i)
|
| 72 |
|
|
weight *= wc[i];
|
| 73 |
|
|
eventInfo_->SetWeight(weight);
|
| 74 |
|
|
const HepMC::PdfInfo *genPdfInfo = genEvt->pdf_info();
|
| 75 |
|
|
eventInfo_->SetId1(genPdfInfo->id1());
|
| 76 |
|
|
eventInfo_->SetId2(genPdfInfo->id2());
|
| 77 |
|
|
eventInfo_->SetPdf1(genPdfInfo->pdf1());
|
| 78 |
|
|
eventInfo_->SetPdf2(genPdfInfo->pdf2());
|
| 79 |
|
|
eventInfo_->SetScalePdf(genPdfInfo->scalePDF());
|
| 80 |
|
|
eventInfo_->SetX1(genPdfInfo->x1());
|
| 81 |
|
|
eventInfo_->SetX2(genPdfInfo->x2());
|
| 82 |
loizides |
1.5 |
}
|
| 83 |
|
|
|
| 84 |
loizides |
1.12 |
} else {
|
| 85 |
loizides |
1.5 |
|
| 86 |
loizides |
1.12 |
// use event info product
|
| 87 |
|
|
eventInfo_->SetScale(hEvtInfo->qScale());
|
| 88 |
|
|
eventInfo_->SetProcessId(hEvtInfo->signalProcessID());
|
| 89 |
|
|
eventInfo_->SetWeight(hEvtInfo->weight());
|
| 90 |
|
|
if (hEvtInfo->hasPDF()) {
|
| 91 |
|
|
const gen::PdfInfo *pdf = hEvtInfo->pdf();
|
| 92 |
|
|
eventInfo_->SetId1(pdf->id.first);
|
| 93 |
|
|
eventInfo_->SetId2(pdf->id.second);
|
| 94 |
|
|
eventInfo_->SetPdf1(pdf->xPDF.first);
|
| 95 |
|
|
eventInfo_->SetPdf2(pdf->xPDF.second);
|
| 96 |
|
|
eventInfo_->SetScalePdf(pdf->scalePDF);
|
| 97 |
|
|
eventInfo_->SetX1(pdf->x.first);
|
| 98 |
|
|
eventInfo_->SetX2(pdf->x.second);
|
| 99 |
loizides |
1.5 |
}
|
| 100 |
loizides |
1.4 |
}
|
| 101 |
phedex |
1.8 |
|
| 102 |
loizides |
1.12 |
// fill flavor history path if requested
|
| 103 |
sixie |
1.9 |
if (flavorHistoryActive_) {
|
| 104 |
loizides |
1.12 |
Handle<unsigned int> flavorHistoryPath;
|
| 105 |
|
|
GetProduct(flavorHistName_, flavorHistoryPath, event);
|
| 106 |
sixie |
1.9 |
eventInfo_->SetFlavorHistoryPath(*flavorHistoryPath);
|
| 107 |
|
|
}
|
| 108 |
loizides |
1.1 |
}
|
