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source: svn/trunk/Delphes.cpp@ 538

Last change on this file since 538 was 536, checked in by Xavier Rouby, 15 years ago

bug in muon charge and electron charge: solved
File size: 35.8 KB
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1/***********************************************************************
2** **
3** /----------------------------------------------\ **
4** | Delphes, a framework for the fast simulation | **
5** | of a generic collider experiment | **
6** \------------- arXiv:0903.2225v1 ------------/ **
7** **
8** **
9** This package uses: **
10** ------------------ **
11** ROOT: Nucl. Inst. & Meth. in Phys. Res. A389 (1997) 81-86 **
12** FastJet algorithm: Phys. Lett. B641 (2006) [hep-ph/0512210] **
13** Hector: JINST 2:P09005 (2007) [physics.acc-ph:0707.1198v2] **
14** FROG: [hep-ex/0901.2718v1] **
15** HepMC: Comput. Phys. Commun.134 (2001) 41 **
16** **
17** ------------------------------------------------------------------ **
18** **
19** Main authors: **
20** ------------- **
21** **
22** Severine Ovyn Xavier Rouby **
23** severine.ovyn@uclouvain.be xavier.rouby@cern **
24** **
25** Center for Particle Physics and Phenomenology (CP3) **
26** Universite catholique de Louvain (UCL) **
27** Louvain-la-Neuve, Belgium **
28** **
29** Copyright (C) 2008-2009, **
30** All rights reserved. **
31** **
32***********************************************************************/
33
34/// \file Delphes.cpp
35/// \brief Executable for Delphes
36
37#include "TChain.h"
38#include "TApplication.h"
39#include "TStopwatch.h"
40#include "TFile.h"
41
42#include "ExRootTreeReader.h"
43#include "ExRootTreeWriter.h"
44#include "ExRootTreeBranch.h"
45#include "ExRootProgressBar.h"
46
47#include "DataConverter.h"
48#include "LHEFConverter.h"
49#include "HepMCConverter.h"
50#include "HEPEVTConverter.h"
51#include "STDHEPConverter.h"
52#include "LHCOConverter.h"
53#include "DelphesRootConverter.h"
54
55#include "SmearUtil.h"
56#include "CaloUtil.h"
57#include "BFieldProp.h"
58#include "TriggerUtil.h"
59#include "VeryForward.h"
60#include "JetsUtil.h"
61#include "FrogUtil.h"
62
63#include <vector>
64#include <iostream>
65
66using namespace std;
67
68//------------------------------------------------------------------------------
69
70int main(int argc, char *argv[])
71{
72
73 int appargc = 2;
74 char *appName= new char[20];
75 char *appOpt= new char[20];
76 sprintf(appName,"Delphes");
77 sprintf(appOpt,"-b");
78 char *appargv[] = {appName,appOpt};
79 TApplication app(appName, &appargc, appargv);
80 delete [] appName;
81 delete [] appOpt;
82
83 if(argc != 3 && argc != 4 && argc != 5) {
84 cout << " Usage: " << argv[0] << " input_file output_file [detector_card] [trigger_card] " << endl;
85 cout << " input_list - list of files in Ntpl, StdHep, HepMC or LHEF format," << endl;
86 cout << " output_file - output file." << endl;
87 cout << " detector_card - Datacard containing resolution variables for the detector simulation (optional) "<<endl;
88 cout << " trigger_card - Datacard containing the trigger algorithms (optional) "<<endl;
89 exit(1);
90 }
91
92 print_header();
93
94 // 1. ********** initialisation ***********
95
96 srand (time (NULL)); /* Initialisation du générateur */
97 TRandom3 * grandom = new TRandom3();
98 TStopwatch globalwatch, loopwatch, triggerwatch, frogwatch, lhcowatch;
99 globalwatch.Start();
100
101
102 //read the output TROOT file
103 string inputFileList(argv[1]), outputfilename(argv[2]);
104 if(outputfilename.find(".root") > outputfilename.length()) {
105 cout <<"** ERROR: 'output_file' should be a .root file. Exiting... **"<< endl;
106 exit(1);
107 }
108 //create output log-file name
109 string forLog = outputfilename;
110 string LogName = forLog.erase(forLog.find(".root"));
111 LogName = LogName+"_run.log";
112
113 TFile *outputFile = TFile::Open(outputfilename.c_str(), "RECREATE"); // Creates the file, but should be closed just after
114 outputFile->Close();
115
116 string line;
117 ifstream infile(inputFileList.c_str());
118 if(!infile.good()) {
119 cout << "** ERROR: Input list (" << left << setw(13) << inputFileList << ") not found. Exiting... **"<< endl;
120 cout <<"*********************************************************************"<< endl;
121 exit(1);
122 }
123 infile >> line; // the first line determines the type of input files
124
125 //read the datacard input file
126 string DetDatacard("data/DetectorCard.dat"); //for detector smearing parameters
127 string TrigDatacard("data/TriggerCard.dat"); //for trigger selection
128
129 string lineCard1,lineCard2;
130 bool detecCard=false,trigCard=false;
131 if(argv[3])
132 {
133 ifstream infile1(argv[3]);
134 infile1 >> lineCard1; // the first line determines the type of input files
135 if(strstr(lineCard1.c_str(),"DETECTOR") && detecCard==true)
136 cerr <<"** ERROR: A DETECTOR card has already been loaded **"<< endl;
137 else if(strstr(lineCard1.c_str(),"DETECTOR") && detecCard==false){DetDatacard =argv[3]; detecCard=true;}
138 else if(strstr(lineCard1.c_str(),"TRIGGER") && trigCard==true)
139 cerr <<"** ERROR: A TRIGGER card has already been loaded **"<< endl;
140 else if(strstr(lineCard1.c_str(),"TRIGGER") && trigCard==false){TrigDatacard =argv[3]; trigCard=true;}
141 }
142 if(argv[4])
143 {
144 ifstream infile2(argv[4]);
145 infile2 >> lineCard2; // the first line determines the type of input files
146 if(strstr(lineCard2.c_str(),"DETECTOR") && detecCard==true)
147 cerr <<"** ERROR: A DETECTOR card has already been loaded **"<< endl;
148 else if(strstr(lineCard2.c_str(),"DETECTOR") && detecCard==false){DetDatacard =argv[4]; detecCard=true;}
149 else if(strstr(lineCard2.c_str(),"TRIGGER") && trigCard==true)
150 cerr <<"** ERROR: A TRIGGER card has already been loaded **"<< endl;
151 else if(strstr(lineCard2.c_str(),"TRIGGER") && trigCard==false){TrigDatacard =argv[4]; trigCard=true;}
152 }
153
154 //Smearing information
155 RESOLution *DET = new RESOLution();
156
157 cout <<"** **"<< endl;
158 cout <<"** ####### Start reading DETECTOR parameters ####### **"<< endl;
159 cout << left << setw(40) <<"** Opening configuration card: "<<""
160 << left << setw(27) << DetDatacard <<""
161 << right << setw(2) <<"**"<<""<<endl;
162 DET->ReadDataCard(DetDatacard);
163 cout << left << setw(40) <<"** Parameters summarised in: "<<""
164 << left << setw(27) << LogName <<""
165 << right << setw(2) <<"**"<<""<<endl;
166 cout <<"** **"<< endl;
167 DET->ReadParticleDataGroupTable();
168 //DET->PDGtable.print();
169
170 //Trigger information
171 cout <<"** ########### Start reading TRIGGER card ########## **"<< endl;
172 if(trigCard==false)
173 {
174 cout <<"** WARNING: Datacard not found, use default card **" << endl;
175 TrigDatacard="data/TriggerCard.dat";
176 }
177 TriggerTable *TRIGT = new TriggerTable();
178 TRIGT->TriggerCardReader(TrigDatacard.c_str());
179 TRIGT->PrintTriggerTable(LogName);
180 if(DET->FLAG_trigger == 1)
181 {
182 cout << left << setw(40) <<"** Opening configuration card: "<<""
183 << left << setw(27) << TrigDatacard <<""
184 << right << setw(2) <<"**"<<""<<endl;
185 cout <<"** **"<< endl;
186 }
187
188 // Logfile
189 DET->setNames(inputFileList,DetDatacard,TrigDatacard);
190 DET->Logfile(LogName);
191
192 //Propagation of tracks in the B field
193 TrackPropagation *TRACP = new TrackPropagation(DET);
194
195 //Jet information
196 JetsUtil *JETRUN = new JetsUtil(DET);
197
198 //VFD information
199 VeryForward * VFD = new VeryForward(DET);
200
201 // data converters
202 cout <<"** **"<<endl;
203 cout <<"** ####### Start conversion to TRoot format ######## **"<< endl;
204
205 if(line.rfind(".hepmc") < line.length())
206 {
207 cout <<"** HepMC ASCII file format detected **"<<endl;
208 cout <<"** This can take several minutes **"<< endl;
209 HepMCConverter converter(inputFileList,outputfilename,DET->PDGtable,DET->NEvents);
210 }
211 else if(line.rfind(".hep") < line.length())
212 {
213 cout <<"** StdHEP file format detected **"<<endl;
214 cout <<"** This can take several minutes **"<< endl;
215 STDHEPConverter converter(inputFileList,outputfilename,DET->PDGtable,DET->NEvents);
216 }
217 else if(line.rfind(".lhe") < line.length())
218 {
219 cout <<"** LHEF file format detected **"<<endl;
220 cout <<"** This can take several minutes **"<< endl;
221 LHEFConverter converter(inputFileList,outputfilename,DET->PDGtable,DET->NEvents);
222 }
223 else if(line.rfind(".root") < line.length())
224 // can be either a root file from h2root (i.e. with "h101" tree)
225 // or a root file from Delphes (i.e. with "GEN" tree)
226 {
227 TFile f(line.c_str());
228 if (f.FindKey("GEN")) {
229 cout <<"** Delphes ROOT file format detected **"<<endl;
230 cout <<"** This can take several minutes **"<< endl;
231 DelphesRootConverter converter(inputFileList,outputfilename,DET->NEvents);
232 }
233 else
234 if (f.FindKey("h101")) {
235 cout <<"** h2root file format detected **"<<endl;
236 cout <<"** This can take several minutes **"<< endl;
237 HEPEVTConverter converter(inputFileList,outputfilename,DET->PDGtable,DET->NEvents);
238 }
239 else {
240 cerr << left << setw(4) <<"** "<<""
241 << left << setw(63) << line.c_str() <<""
242 << right << setw(2) <<"**"<<endl;
243 cerr <<"** ERROR: File format not identified -- Exiting... **"<< endl;
244 cout <<"** **"<< endl;
245 cout <<"*********************************************************************"<< endl;
246 return -1;
247 } // not found any interesting input tree
248 f.Close();
249 } // .root file
250 else {
251 cerr << left << setw(4) <<"** "<<""
252 << left << setw(63) << line.c_str() <<""
253 << right << setw(2) <<"**"<<endl;
254 cerr <<"** ERROR: File format not identified -- Exiting... **"<< endl;
255 cout <<"** **"<< endl;
256 cout <<"*********************************************************************"<< endl;
257 return -1;};
258 cout <<"** Exiting conversion... **"<< endl;
259
260 TChain chain("GEN");
261 chain.Add(outputfilename.c_str());
262 ExRootTreeReader *treeReader = new ExRootTreeReader(&chain);
263 const TClonesArray *branchGen = treeReader->UseBranch("Particle");
264
265 TIter itGen((TCollection*)branchGen);
266
267 //Output file : contents of the analysis object data
268 ExRootTreeWriter *treeWriter = new ExRootTreeWriter(outputfilename, "Analysis");
269 ExRootTreeBranch *branchTauJet = treeWriter->NewBranch("TauJet", TRootTauJet::Class());
270 ExRootTreeBranch *branchJet = treeWriter->NewBranch("Jet", TRootJet::Class());
271 ExRootTreeBranch *branchElectron = treeWriter->NewBranch("Electron", TRootElectron::Class());
272 ExRootTreeBranch *branchMuon = treeWriter->NewBranch("Muon", TRootMuon::Class());
273 ExRootTreeBranch *branchPhoton = treeWriter->NewBranch("Photon", TRootPhoton::Class());
274 ExRootTreeBranch *branchTrack = treeWriter->NewBranch("Tracks", TRootTracks::Class());
275 ExRootTreeBranch *branchETmis = treeWriter->NewBranch("ETmis", TRootETmis::Class());
276 ExRootTreeBranch *branchCalo = treeWriter->NewBranch("CaloTower", TRootCalo::Class());
277 ExRootTreeBranch *branchZDC = treeWriter->NewBranch("ZDChits", TRootZdcHits::Class());
278 ExRootTreeBranch *branchRP220 = treeWriter->NewBranch("RP220hits", TRootRomanPotHits::Class());
279 //ExRootTreeBranch *branchFP420 = treeWriter->NewBranch("FP420hits", TRootForwardTaggerHits::Class());
280 ExRootTreeBranch *branchFP420 = treeWriter->NewBranch("FP420hits", TRootRomanPotHits::Class());
281
282 TRootETmis *elementEtmis;
283 TRootElectron *elementElec;
284 TRootMuon *elementMu;
285 TRootPhoton *elementPhoton;
286 TRootTracks * elementTrack;
287 TRootCalo *elementCalo;
288
289 TLorentzVector genMomentum(0,0,0,0); // four-momentum at the vertex
290 TLorentzVector genMomentumBfield(0,0,0,0); // four-momentum at the exit of the tracks
291 TLorentzVector momentumCaloSegmentation(0,0,0,0); // four-momentum in the calo, after applying the calo segmentation
292 LorentzVector jetMomentum;
293
294 vector<fastjet::PseudoJet> input_particles;//for FastJet algorithm
295 vector<fastjet::PseudoJet> sorted_jets;
296 vector<TRootTracks> TrackCentral;
297 vector<PhysicsTower> towers;
298 vector<D_Particle> electron;
299 vector<D_Particle> muon;
300 vector<D_Particle> gamma;
301
302 vector<int> NTrackJet;
303
304 TSimpleArray<TRootC::GenParticle> NFCentralQ;
305
306 D_CaloList list_of_calorimeters;
307 D_CaloElement CentralCalo("centralcalo",
308 -DET->CEN_max_calo_cen, DET->CEN_max_calo_cen,
309 DET->ELG_Ccen, DET->ELG_Ncen, DET->ELG_Scen,
310 DET->HAD_Ccen, DET->HAD_Ncen, DET->HAD_Scen);
311 D_CaloElement ForwardECCalo("forwardendcapcalo",
312 DET->CEN_max_calo_cen, DET->CEN_max_calo_ec,
313 DET->ELG_Cec, DET->ELG_Nec, DET->ELG_Sec,
314 DET->HAD_Cec, DET->HAD_Nec, DET->HAD_Sec );
315 D_CaloElement BackwardECCalo("backwardendcapcalo",
316 -DET->CEN_max_calo_ec, -DET->CEN_max_calo_cen,
317 DET->ELG_Cec, DET->ELG_Nec, DET->ELG_Sec,
318 DET->HAD_Cec, DET->HAD_Nec, DET->HAD_Sec );
319 D_CaloElement ForwardCalo("forwardcalo",
320 DET->CEN_max_calo_ec, DET->CEN_max_calo_fwd,
321 DET->ELG_Cfwd, DET->ELG_Nfwd, DET->ELG_Sfwd,
322 DET->HAD_Cfwd, DET->HAD_Nfwd, DET->HAD_Sfwd );
323 D_CaloElement BackwardCalo("backwardcalo",
324 -DET->CEN_max_calo_fwd, -DET->CEN_max_calo_ec,
325 DET->ELG_Cfwd, DET->ELG_Nfwd, DET->ELG_Sfwd,
326 DET->HAD_Cfwd, DET->HAD_Nfwd, DET->HAD_Sfwd );
327 //D_CaloElement CastorCalo("castor",5.5,6.6,1,0,0,1,0,0);
328 list_of_calorimeters.addElement(CentralCalo);
329 list_of_calorimeters.addElement(ForwardECCalo);
330 list_of_calorimeters.addElement(ForwardCalo);
331 list_of_calorimeters.addElement(BackwardECCalo);
332 list_of_calorimeters.addElement(BackwardCalo);
333 //list_of_calorimeters.addElement(CastorCalo);
334 list_of_calorimeters.sortElements();
335
336
337 // 2. ********** Loop over all events ***********
338 Long64_t entry, allEntries = treeReader->GetEntries();
339 cout <<"** **"<<endl;
340 cout <<"** ####### Start fast detector simulation ######## **"<< endl;
341 cout << left << setw(52) <<"** Total number of events to run: "<<""
342 << left << setw(15) << allEntries <<""
343 << right << setw(2) <<"**"<<endl;
344
345 ExRootProgressBar *Progress = new ExRootProgressBar(allEntries);
346
347 loopwatch.Start();
348
349 // loop on all events
350 for(entry = 0; entry < allEntries; ++entry)
351 {
352 Progress->Update(entry);
353 TLorentzVector PTmis(0,0,0,0);
354 treeReader->ReadEntry(entry);
355 treeWriter->Clear();
356
357 electron.clear();
358 muon.clear();
359 gamma.clear();
360 NFCentralQ.Clear();
361
362 TrackCentral.clear();
363 towers.clear();
364 input_particles.clear();
365 NTrackJet.clear();
366
367 // 'list_of_active_towers' contains the exact list of calorimetric towers which have some deposits inside (E>0).
368 // The towers of this list will be smeared according to the calo resolution, afterwards
369 D_CaloTowerList list_of_active_towers;
370
371 // 'list_of_towers_with_photon' and 'list_of_centowers_with_neutrals' are list of towers, whose energy is **not** computed.
372 // They are only used to store the eta/phi of some towers, in order to search later inside 'list_of_active_towers'.
373 // 'list_of_towers_with_photon' contains the towers hit by photons only
374 // 'list_of_centowers_with_neutrals' is used to the jet-E-flow calculation: contains the towers with eta < CEN_max_tracker,
375 // i.e. towers behind the tracker.
376 D_CaloTowerList list_of_towers_with_photon; // to speed up the code: will only look in interesting towers for gamma candidates
377
378 D_CaloTowerList list_of_centowers_with_neutrals; // list of towers with neutral particles : for jet E-flow
379 float etamax_calocoverage_behindtracker = DET->CEN_max_tracker; // finds the extension in eta of the furthest
380 for (unsigned int i=1; i< DET->TOWER_number+1; i++) { // cell (at least) partially behind the tracker
381 if(DET->TOWER_eta_edges[i] > DET->CEN_max_tracker) break;
382 etamax_calocoverage_behindtracker = DET->TOWER_eta_edges[i];
383 }
384 // 2.1a Loop over all particles in event, to fill the towers
385 itGen.Reset();
386 TRootC::GenParticle *particleG;
387 while( (particleG = (TRootC::GenParticle*) itGen.Next()) )
388 {
389 TRootGenParticle *particle = new TRootGenParticle(particleG);
390 PdgParticle pdg_part = DET->PDGtable[particle->PID];
391 particle->Charge = pdg_part.charge();
392 particle->M = pdg_part.mass();
393 //particle->Charge=ChargeVal(particle->PID);
394 particle->setFractions(); // init
395 int pid = abs(particle->PID);
396
397 // 2.1a.1********************* preparation for the b-tagging
398 //// This subarray is needed for the B-jet algorithm
399 // optimization for speed : put first PID condition, then ETA condition, then either pt or status
400 if( (pid <= pB || pid == pGLUON) &&// is it a light quark or a gluon, i.e. is it one of these : u,d,c,s,b,g ?
401 fabs(particle->Eta) < DET->CEN_max_tracker &&
402 particle->Status != 1 &&
403 particle->PT > DET->PT_QUARKS_MIN )
404 {
405 NFCentralQ.Add(particleG);
406 }
407
408 // 2.1a.2********************* visible particles only
409 if( (particle->Status == 1) && (! pdg_part.invisible() ) )
410 {
411 // 2.1a.2.1 Central solenoidal magnetic field
412 TRACP->bfield(particle); // fills in particle->EtaCalo et particle->PhiCalo
413 // 2.1a.2.2 Filling the calorimetric towers -- includes also forward detectors ?
414 // first checks if the charged particles reach the calo!
415 if( DET->FLAG_bfield ||
416 particle->Charge==0 ||
417 (!DET->FLAG_bfield && particle->Charge!=0 && particle->PT > DET->TRACK_ptmin))
418 if(
419 (particle->EtaCalo > list_of_calorimeters.getEtamin() ) &&
420 (particle->EtaCalo < list_of_calorimeters.getEtamax() )
421 )
422 {
423 float iEta=UNDEFINED, iPhi=UNDEFINED;
424 DET->BinEtaPhi(particle->PhiCalo,particle->EtaCalo,iPhi,iEta); // fills in iPhi and iEta
425 if (iEta != UNDEFINED && iPhi != UNDEFINED)
426 {
427 D_CaloTower tower(iEta,iPhi); // new tower
428 tower.Set_Eem_Ehad_E_ET(particle->E*particle->getFem() , particle->E*particle->getFhad() );
429 list_of_active_towers.addTower(tower);
430 // this list may contain several times the same calotower, as several particles
431 // may leave some energy in the same calotower
432 // After the loop on particles, identical cells in the list should be merged
433 } // iEta and iPhi must be defined
434 }
435
436 // 2.1a.2.3 charged particles in tracker: energy flow
437 // if bfield not simulated, pt should be high enough to be taken into account
438 // it is supposed here that DET->MAX_calo > DET->CEN_max_tracker > DET->CEN_max_mu > 0
439 if( particle->Charge !=0 &&
440 fabs(particle->EtaCalo)< DET->CEN_max_tracker && // stays in the tracker -> track available
441 ( DET->FLAG_bfield ||
442 (!DET->FLAG_bfield && particle->PT > DET->TRACK_ptmin)
443 )
444 )
445 {
446 // 2.1a.2.3.1 Filling the particle properties + smearing
447 // Hypothesis: the final eta/phi are the ones from the generator, thanks to the track reconstruction
448 // This is the EnergyFlow hypothesis
449 particle->SetEtaPhi(particle->Eta,particle->Phi);
450 float sET=UNDEFINED; // smeared ET, computed from the smeared E -> needed for the tracks
451
452 // 2.1a.2.3.2 Muons
453 if (pid == pMU && fabs(particle->EtaCalo)< DET->CEN_max_mu)
454 {
455 TLorentzVector p;
456 float sPT = gRandom->Gaus(particle->PT, DET->MU_SmearPt*particle->PT );
457 if (sPT > 0 && sPT > DET->PTCUT_muon)
458 {
459 p.SetPtEtaPhiE(sPT,particle->Eta,particle->Phi,sPT*cosh(particle->Eta));
460 muon.push_back(D_Particle(p,particle->PID,particle->EtaCalo,particle->PhiCalo));
461 }
462 sET = (sPT >0)? sPT : 0;
463 }
464 // 2.1a.2.3.3 Electrons
465 else if (pid == pE)
466 {
467 // Finds in which calorimeter the particle has gone, to know its resolution
468
469 D_CaloElement currentCalo = list_of_calorimeters.getElement(particle->EtaCalo);
470 if(currentCalo.getName() == dummyCalo.getName())
471 {
472 cout << "** Warning: the calo coverage behind the tracker is not complete! **" << endl;
473 }
474
475 // final smeared EM energy // electromagnetic fraction F_em =1 for electrons;
476 float sE = currentCalo.getElectromagneticResolution().Smear(particle->E);
477 if (sE>0)
478 {
479 sET = sE/cosh(particle->Eta);
480 // NB: ET is found via the calorimetry and not via the track curvature
481
482 TLorentzVector p;
483 p.SetPtEtaPhiE(sET,particle->Eta,particle->Phi,sE);
484 if (sET > DET->PTCUT_elec)
485 electron.push_back(D_Particle(p,particle->PID,particle->EtaCalo,particle->PhiCalo));
486 //if(DET->JET_Eflow) input_particles.push_back(fastjet::PseudoJet(p.Px(),p.Py(),p.Pz(),p.E()));
487 }
488 else { sET=0;} // if negative smeared energy -- needed for the tracks
489 }
490 // 2.1a.2.3.4 Other charged particles : smear them for the tracks!
491 else
492 { //other particles
493 D_CaloElement currentCalo = list_of_calorimeters.getElement(particle->EtaCalo);
494 float sEem = currentCalo.getElectromagneticResolution().Smear(particle->E * particle->getFem());
495 float sEhad = currentCalo.getHadronicResolution().Smear(particle->E * particle->getFhad());
496 float sE = ( (sEem>0)? sEem : 0 ) + ( (sEhad>0)? sEhad : 0 );
497 sET = sE/cosh(particle->EtaCalo);
498 }
499
500 // 2.1a.2.3.5 Tracks
501 //if( (rand()%100) < DET->TRACK_eff && sET!=0)
502 if( (grandom->Uniform()*100.) < DET->TRACK_eff && sET!=0)
503 {
504 elementTrack = (TRootTracks*) branchTrack->NewEntry();
505 elementTrack->Set(particle->Eta, particle->Phi, particle->EtaCalo, particle->PhiCalo, sET, particle->Charge);
506 TrackCentral.push_back(*elementTrack); // tracks at vertex!
507 if(DET->JET_Eflow)
508 input_particles.push_back(fastjet::PseudoJet(particle->Px,particle->Py,particle->Pz,particle->E));
509 // TODO!!! apply a smearing on the position of the origin of the track
510 // TODO!!! elementTracks->SetPositionOut(Xout,Yout,Zout);
511 }
512 } // 2.1a.2.3 : if tracker/energy-flow
513 // 2.1a.2.4 Photons
514 // stays in the tracker -> track available -> gamma ID
515 else if( (pid == pGAMMA) && fabs(particle->EtaCalo)< DET->CEN_max_tracker )
516 {
517 float iEta=UNDEFINED, iPhi=UNDEFINED;
518 DET->BinEtaPhi(particle->PhiCalo,particle->EtaCalo,iPhi,iEta); // fills in iPhi and iEta
519 D_CaloTower tower(iEta,iPhi);
520 // stores the list of towers where to apply the photon ID algorithm. Just a trick for a faster search
521 list_of_towers_with_photon.addTower(tower);
522 }
523 // 2.1a.2.5 Neutrals within tracker -- for jet energy flow
524 else if( particle->Charge ==0 && fabs(particle->EtaCalo)< etamax_calocoverage_behindtracker)
525 {
526 float iEta=UNDEFINED, iPhi=UNDEFINED;
527 DET->BinEtaPhi(particle->PhiCalo,particle->EtaCalo,iPhi,iEta); // fills in iPhi and iEta
528 D_CaloTower tower(iEta,iPhi);
529 list_of_centowers_with_neutrals.addTower(tower);
530 }
531 // 2.1a.2.6 : very forward detectors
532 else
533 {
534 if (DET->FLAG_RP==1)
535 {
536 // for the moment, only protons are transported
537 // BUT !!! could be a beam of other particles! (heavy ions?)
538 // BUT ALSO !!! if very forward muons, or others!
539 VFD->RomanPots(treeWriter,branchRP220,branchFP420,particle);
540 }
541 // 2.1a.2.6: Zero degree calorimeter
542 if(DET->FLAG_vfd==1)
543 {
544 VFD->ZDC(treeWriter,branchZDC,particle);
545 }
546 }
547
548 } // 2.1a.2 : if visible particle
549 delete particle;
550 }// loop on all particles 2.1a
551
552 // 2.1b loop on all (activated) towers
553 // at this stage, list_of_active_towers may contain several times the same tower
554 // first step is to merge identical towers, by matching their (iEta,iPhi)
555
556 list_of_active_towers.sortElements();
557 list_of_active_towers.mergeDuplicates();
558
559 // Calotower smearing
560 list_of_active_towers.smearTowers(list_of_calorimeters);
561
562 for(unsigned int i=0; i<list_of_active_towers.size(); i++)
563 {
564 float iEta = list_of_active_towers[i].getEta();
565 float iPhi = list_of_active_towers[i].getPhi();
566 float e = list_of_active_towers[i].getE();
567 if(iEta != UNDEFINED && iPhi != UNDEFINED && e!=0)
568 {
569 elementCalo = (TRootCalo*) branchCalo->NewEntry();
570 elementCalo->set(list_of_active_towers[i]);
571 // not beautiful : should be improved!
572 TLorentzVector p;
573 p.SetPtEtaPhiE(list_of_active_towers[i].getET(), iEta, iPhi, e );
574 PhysicsTower Tower(LorentzVector(p.Px(),p.Py(),p.Pz(),p.E()));
575 towers.push_back(Tower);
576 }
577 } // loop on towers
578
579 // 2.1c photon ID
580 // list_of_towers_with_photon is the list of towers with photon candidates
581 // already smeared !
582 // sorts the vector and smears duplicates
583 list_of_towers_with_photon.mergeDuplicates();
584 for(unsigned int i=0; i<list_of_towers_with_photon.size(); i++) {
585 float eta = list_of_towers_with_photon[i].getEta();
586 float phi = list_of_towers_with_photon[i].getPhi();
587 D_CaloTower cal(list_of_active_towers.getElement(eta,phi)); //// <---------- buh???????
588 if(cal.getEta() != UNDEFINED && cal.getPhi() != UNDEFINED && cal.getE() > 0)
589 {
590 TLorentzVector p;
591 p.SetPtEtaPhiE(cal.getET(), eta,phi,cal.getE() );
592 if (cal.getET() > DET->PTCUT_gamma) { gamma.push_back(D_Particle(p,pGAMMA,p.Eta(),p.Phi())); }
593 }
594 } // for -- list of photons
595
596 // 2.1d jet-E-flow -- taking into account the neutrals within tracker
597 if(DET->JET_Eflow) {
598 list_of_centowers_with_neutrals.mergeDuplicates();
599 for(unsigned int i=0; i<list_of_centowers_with_neutrals.size(); i++) {
600 float eta = list_of_centowers_with_neutrals[i].getEta();
601 float phi = list_of_centowers_with_neutrals[i].getPhi();
602 D_CaloTower cal(list_of_active_towers.getElement(eta,phi));
603 if(cal.getEta() != UNDEFINED && cal.getPhi() != UNDEFINED && cal.getE() > 0)
604 {
605 TLorentzVector p;
606 p.SetPtEtaPhiE(cal.getET(), eta,phi,cal.getE() );
607 //cout << "**************list: " << p.Px() << " " << p.Py() << " " << p.Pz() << " " << p.E() << endl;
608 input_particles.push_back(fastjet::PseudoJet(p.Px(),p.Py(),p.Pz(),p.E()));
609 }
610 } // for - list_of_centowers
611 } // JET_Eflow
612
613 // 2.2 ********** Output preparation & complex objects ***********
614 // 2.2.1 ********************* sorting collections by decreasing pt
615 DET->SortedVector(electron);
616 float iPhiEl=0,iEtaEl=0,ptisoEl=0;
617 for(unsigned int i=0; i < electron.size(); i++)
618 {
619 elementElec = (TRootElectron*) branchElectron->NewEntry();
620 elementElec->Set(electron[i].Px(),electron[i].Py(),electron[i].Pz(),electron[i].E());
621 elementElec->EtaCalo = electron[i].EtaCalo();
622 elementElec->PhiCalo = electron[i].PhiCalo();
623 elementElec->Charge = - sign(electron[i].PID());
624 elementElec->IsolFlag = DET->Isolation(electron[i],TrackCentral,DET->ISOL_PT,DET->ISOL_Cone,ptisoEl);
625 elementElec->IsolPt = ptisoEl;
626 DET->BinEtaPhi(elementElec->PhiCalo,elementElec->EtaCalo,iPhiEl,iEtaEl);
627 D_CaloTower calElec(list_of_active_towers.getElement(iEtaEl,iPhiEl));
628 elementElec->EHoverEE = calElec.getEhad()/calElec.getEem();
629 }
630
631 DET->SortedVector(muon);
632 float iPhiMu=0,iEtaMu=0,ptisoMu=0;
633 for(unsigned int i=0; i < muon.size(); i++)
634 {
635 elementMu = (TRootMuon*) branchMuon->NewEntry();
636 elementMu->Charge = - sign(muon[i].PID());
637 elementMu->Set(muon[i].Px(),muon[i].Py(),muon[i].Pz(),muon[i].E());
638 elementMu->EtaCalo = muon[i].EtaCalo();
639 elementMu->PhiCalo = muon[i].PhiCalo();
640 elementMu->IsolFlag = DET->Isolation(muon[i],TrackCentral,DET->ISOL_PT,DET->ISOL_Cone,ptisoMu);
641 elementMu->IsolPt = ptisoMu;
642 DET->BinEtaPhi(elementMu->PhiCalo,elementMu->EtaCalo,iPhiMu,iEtaMu);
643 D_CaloTower calMuon(list_of_active_towers.getElement(iEtaMu,iPhiMu));
644 if( calMuon.getEem() !=0 ) elementMu->EHoverEE = calMuon.getEhad()/calMuon.getEem();
645 else elementMu->EHoverEE = UNDEFINED;
646 elementMu->EtRatio = DET->CaloIsolation(muon[i], list_of_active_towers,iPhiMu,iEtaMu);
647 }
648
649 DET->SortedVector(gamma);
650 for(unsigned int i=0; i < gamma.size(); i++)
651 {
652 elementPhoton = (TRootPhoton*) branchPhoton->NewEntry();
653 elementPhoton->Set(gamma[i].Px(),gamma[i].Py(),gamma[i].Pz(),gamma[i].E());
654 D_CaloTower calGamma(list_of_active_towers.getElement(gamma[i].EtaCalo(),gamma[i].PhiCalo()));
655 elementPhoton->EHoverEE = calGamma.getEhad()/calGamma.getEem();
656 }
657
658 // 2.2.2 ************* computes the Missing Transverse Momentum
659 TLorentzVector Att(0.,0.,0.,0.);
660 for(unsigned int i=0; i < towers.size(); i++)
661 {
662 Att.SetPxPyPzE(towers[i].fourVector.px, towers[i].fourVector.py, towers[i].fourVector.pz, towers[i].fourVector.E);
663 if(fabs(Att.Eta()) < DET->CEN_max_calo_fwd)
664 {
665 PTmis = PTmis + Att;
666 // create a fastjet::PseudoJet with these components and put it onto
667 // back of the input_particles vector
668 if(!DET->JET_Eflow)
669 input_particles.push_back(fastjet::PseudoJet(towers[i].fourVector.px,towers[i].fourVector.py,towers[i].fourVector.pz,towers[i].fourVector.E));
670 else { if(fabs(Att.Eta()) > DET->CEN_max_tracker)
671 input_particles.push_back(fastjet::PseudoJet(towers[i].fourVector.px,towers[i].fourVector.py,towers[i].fourVector.pz,towers[i].fourVector.E));
672 }
673 }
674 }
675 elementEtmis = (TRootETmis*) branchETmis->NewEntry();
676 elementEtmis->ET = (PTmis).Pt();
677 elementEtmis->Phi = (-PTmis).Phi();
678 elementEtmis->Px = (-PTmis).Px();
679 elementEtmis->Py = (-PTmis).Py();
680
681 // 2.2.3 ************* jets, B-tag, tau jets
682 vector<int> NTrackJet; //for number of tracks
683 vector<float> EHADEEM; //for energyHad over energyEm
684 sorted_jets=JETRUN->RunJets(input_particles, TrackCentral,NTrackJet,EHADEEM,list_of_active_towers);
685 JETRUN->RunJetBtagging(treeWriter, branchJet,sorted_jets,NFCentralQ,NTrackJet,EHADEEM);
686 JETRUN->RunTauJets(treeWriter,branchTauJet,sorted_jets,towers, TrackCentral,NTrackJet,EHADEEM);
687
688 treeWriter->Fill();
689 } // 2. Loop over all events ('for' loop)
690
691 cout <<"** Exiting detector simulation... **"<< endl;
692
693
694 treeWriter->Write();
695 delete treeWriter;
696 loopwatch.Stop();
697
698
699
700 // 3. ********** Trigger & Frog ***********
701 // 3.1 ************ running the trigger in case the FLAG trigger is put to 1 in the datacard
702 triggerwatch.Start();
703 if(DET->FLAG_trigger == 1)
704 {
705 cout <<"** **"<<endl;
706 cout <<"** ########### Start Trigger selection ########### **"<< endl;
707
708 // input
709 TChain chainT("Analysis");
710 chainT.Add(outputfilename.c_str());
711 ExRootTreeReader *treeReaderT = new ExRootTreeReader(&chainT);
712
713 // output
714 TClonesArray *branchElecTrig = treeReaderT->UseBranch("Electron");
715 TClonesArray *branchMuonTrig = treeReaderT->UseBranch("Muon");
716 TClonesArray *branchJetTrig = treeReaderT->UseBranch("Jet");
717 TClonesArray *branchTauJetTrig = treeReaderT->UseBranch("TauJet");
718 TClonesArray *branchPhotonTrig = treeReaderT->UseBranch("Photon");
719 TClonesArray *branchETmisTrig = treeReaderT->UseBranch("ETmis");
720
721 ExRootTreeWriter *treeWriterT = new ExRootTreeWriter(outputfilename, "Trigger");
722 ExRootTreeBranch *branchTrigger = treeWriterT->NewBranch("TrigResult", TRootTrigger::Class());
723
724
725 Long64_t entryT, allEntriesT = treeReaderT->GetEntries();
726 // loop on all entries
727 for(entryT = 0; entryT < allEntriesT; ++entryT) {
728 treeWriterT->Clear();
729 treeReaderT->ReadEntry(entryT);
730 TRIGT->GetGlobalResult(branchElecTrig, branchMuonTrig,branchJetTrig, branchTauJetTrig,branchPhotonTrig, branchETmisTrig,branchTrigger);
731 treeWriterT->Fill();
732 } // loop on all entries
733 cout <<"** Exiting trigger simulation... **"<< endl;
734
735 treeWriterT->Write();
736 delete treeWriterT;
737 delete treeReaderT;
738 } // trigger
739 triggerwatch.Stop();
740
741
742 // 3.2 ************** FROG display
743 frogwatch.Start();
744 if(DET->FLAG_frog == 1) {
745 cout <<"** **"<<endl;
746 cout <<"** ################## Start FROG ################# **"<< endl;
747
748 FrogDisplay *FROG = new FrogDisplay(DET);
749 FROG->BuildEvents(outputfilename);
750 FROG->BuildGeom();
751 delete FROG;
752 cout <<"** Exiting FROG preparation... **"<< endl;
753 }
754 frogwatch.Stop();
755
756 // 3.3 *************** LHCO output
757 lhcowatch.Start();
758 if(DET->FLAG_lhco == 1){
759 cout <<"** **"<<endl;
760 cout <<"** ############ Start LHCO conversion ############ **"<< endl;
761
762 //LHCOConverter *LHCO = new LHCOConverter(outputfilename,LogNameLHCO);
763 LHCOConverter *LHCO = new LHCOConverter(outputfilename,"");
764 LHCO->CopyRunLogFile();
765 LHCO->ConvertExRootAnalysisToLHCO();
766 delete LHCO;
767 cout <<"** Exiting LHCO conversion... **"<< endl;
768 }
769 lhcowatch.Stop();
770
771
772
773 // 4. ********** End & Exit ***********
774
775 globalwatch.Stop();
776 time_report(globalwatch,loopwatch,triggerwatch,frogwatch,lhcowatch,DET->FLAG_frog,DET->FLAG_trigger,DET->FLAG_lhco,LogName,allEntries);
777
778 cout << left << setw(16) << "** " << ""
779 << left << setw(51) << get_time_date() << "**" << endl;
780
781 cout <<"** **"<< endl;
782 cout <<"** Exiting Delphes ... **"<< endl;
783 cout <<"** **"<< endl;
784 cout <<"*********************************************************************"<< endl;
785 cout <<"*********************************************************************"<< endl;
786
787 delete treeReader;
788 delete DET;
789 delete TRIGT;
790 delete TRACP;
791 delete JETRUN;
792 delete VFD;
793 delete grandom; // TRandom3
794
795}
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