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#include "MitPhysics/Mods/interface/PhotonMvaMod.h"
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#include "MitAna/DataTree/interface/PhotonCol.h"
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#include "MitAna/DataTree/interface/PFCandidateCol.h"
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#include "MitAna/DataTree/interface/StableData.h"
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#include "MitAna/DataTree/interface/StableParticle.h"
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#include "MitPhysics/Init/interface/ModNames.h"
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#include "MitPhysics/Utils/interface/IsolationTools.h"
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#include "MitPhysics/Utils/interface/PhotonTools.h"
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#include "MitPhysics/Utils/interface/VertexTools.h"
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#include "MitPhysics/Utils/interface/PhotonFix.h"
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#include "MitPhysics/Utils/interface/MVATools.h"
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#include "TDataMember.h"
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#include <TNtuple.h>
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#include <TRandom3.h>
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#include <TSystem.h>
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#include <TH1D.h>
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using namespace mithep;
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ClassImp(mithep::PhotonMvaMod)
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//--------------------------------------------------------------------------------------------------
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PhotonMvaMod::PhotonMvaMod(const char *name, const char *title) :
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// Base Module...
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BaseMod (name,title),
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// define all the Branches to load
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fPhotonBranchName (Names::gkPhotonBrn),
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fElectronName (Names::gkElectronBrn),
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fGoodElectronName (Names::gkElectronBrn),
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fConversionName (Names::gkMvfConversionBrn),
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fTrackBranchName (Names::gkTrackBrn),
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fPileUpDenName (Names::gkPileupEnergyDensityBrn),
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fPVName (Names::gkPVBeamSpotBrn),
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fBeamspotName (Names::gkBeamSpotBrn),
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fPFCandName (Names::gkPFCandidatesBrn),
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// MC specific stuff...
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fMCParticleName (Names::gkMCPartBrn),
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fPileUpName (Names::gkPileupInfoBrn),
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fGoodPhotonsName (ModNames::gkGoodPhotonsName),
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// ----------------------------------------
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fPhotonPtMin (20.0),
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fPhotonEtaMax (2.5),
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fIsData (false),
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fApplyShowerRescaling(false),
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fPhotonsFromBranch (true),
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fPVFromBranch (true),
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fGoodElectronsFromBranch (kTRUE),
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// ----------------------------------------
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// collections....
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fPhotons (0),
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fElectrons (0),
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fConversions (0),
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fTracks (0),
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fPileUpDen (0),
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fPV (0),
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fBeamspot (0),
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fPFCands (0),
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fMCParticles (0),
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fPileUp (0),
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// ---------------------------------------
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fDoRegression (kTRUE),
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fPhFixString ("4_2"),
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fRegWeights (gSystem->Getenv("CMSSW_BASE") + TString("/src/MitPhysics/data/gbrv2ph_52x.root")),
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// ---------------------------------------
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fApplyEleVeto (true),
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//MVA
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fRegressionVersion (2),
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fMinNumPhotons (2),
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fDoPreselection (kTRUE)
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{
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// Constructor.
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}
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PhotonMvaMod::~PhotonMvaMod(){
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}
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//--------------------------------------------------------------------------------------------------
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void PhotonMvaMod::Process()
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{
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// ------------------------------------------------------------
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// Process entries of the tree.
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LoadEventObject(fPhotonBranchName, fPhotons);
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// -----------------------------------------------------------
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// OUtput Photon Collection. It will ALWAYS conatrin either 0 or 2 Photons
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PhotonOArr *GoodPhotons = new PhotonOArr;
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GoodPhotons->SetName(fGoodPhotonsName);
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GoodPhotons->SetOwner(kTRUE);
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// add to event for other modules to use
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AddObjThisEvt(GoodPhotons);
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if ( fPhotons->GetEntries() < fMinNumPhotons ) return;
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LoadEventObject(fPVName, fPV);
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LoadEventObject(fPileUpDenName, fPileUpDen);
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// ------------------------------------------------------------
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// here we'll store the preselected Photons (and which CiCCategory they are...)
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PhotonOArr* preselPh = new PhotonOArr;
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// 1. we do the pre-selection; but keep the non-passing photons in a secont container...
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for (UInt_t i=0; i<fPhotons->GetEntries(); ++i) {
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const Photon *ph = fPhotons->At(i);
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if( fDoPreselection ) {
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if(ph->SCluster()->AbsEta()>= fPhotonEtaMax || (ph->SCluster()->AbsEta()>=1.4442 && ph->SCluster()->AbsEta()<=1.566)) continue;
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if(ph->Et() < fPhotonPtMin) continue;
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if(ph->HadOverEm() > 0.15) continue;
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if(ph->IsEB()) {
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if(ph->CoviEtaiEta() > 0.015) continue;
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} else {
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if(ph->CoviEtaiEta() > 0.035) continue;
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}
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}
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preselPh->Add(ph);
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}
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if ( preselPh->GetEntries() < fMinNumPhotons ) return;
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// Sorry... need the second loop here in order to sort & assign the right Categories..
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//preselPh->Sort();
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for(unsigned int iPh = 0; iPh <preselPh->GetEntries(); ++iPh) {
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const Photon* ph = preselPh->At(iPh);
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Photon *outph = new Photon(*ph);
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if (fDoRegression) {
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if (!egcor.IsInitialized()) {
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egcor.Initialize(fPhFixString,fPhFixFile,fRegWeights);
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}
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if (fRegressionVersion>0)
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egcor.CorrectEnergyWithError(outph,fPV,fPileUpDen->At(0)->RhoKt6PFJets(),fRegressionVersion, fApplyShowerRescaling&&!fIsData);
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ThreeVectorC scpos = outph->SCluster()->Point();
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outph->SetCaloPosXYZ(scpos.X(),scpos.Y(),scpos.Z());
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}
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GoodPhotons->AddOwned(outph);
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}
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// sort according to pt
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GoodPhotons->Sort();
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// delete auxiliary photon collection...
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delete preselPh;
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//delete[] theVtx;
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return;
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}
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//--------------------------------------------------------------------------------------------------
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void PhotonMvaMod::SlaveBegin()
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{
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// Run startup code on the computer (slave) doing the actual analysis. Here,
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// we just request the photon collection branch.
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ReqEventObject(fPhotonBranchName, fPhotons, fPhotonsFromBranch);
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ReqEventObject(fTrackBranchName, fTracks, true);
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ReqEventObject(fElectronName, fElectrons, true);
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ReqEventObject(fGoodElectronName, fGoodElectrons, fGoodElectronsFromBranch);
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ReqEventObject(fPileUpDenName, fPileUpDen, true);
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ReqEventObject(fPVName, fPV, fPVFromBranch);
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ReqEventObject(fConversionName, fConversions,true);
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ReqEventObject(fBeamspotName, fBeamspot, true);
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ReqEventObject(fPFCandName, fPFCands, true);
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if (!fIsData) {
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ReqBranch(fPileUpName, fPileUp);
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ReqBranch(fMCParticleName, fMCParticles);
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}
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if (fIsData) {
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fPhFixFile = gSystem->Getenv("CMSSW_BASE") + TString("/src/MitPhysics/data/PhotonFixGRPV22.dat");
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}
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else {
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fPhFixFile = gSystem->Getenv("CMSSW_BASE") + TString("/src/MitPhysics/data/PhotonFixSTART42V13.dat");
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}
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}
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