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source: svn/trunk/Delphes.cpp@ 552

Last change on this file since 552 was 551, checked in by Xavier Rouby, 15 years ago
EtRatio for muon and electron; apparently bug free
File size: 36.1 KB

Line
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	#include <cstdlib> // abs(int)
66
67	using namespace std;
68
69	//------------------------------------------------------------------------------
70
71	int main(int argc, char *argv[])
72	{
73
74	int appargc = 2;
75	char *appName= new char[20];
76	char *appOpt= new char[20];
77	sprintf(appName,"Delphes");
78	sprintf(appOpt,"-b");
79	char *appargv[] = {appName,appOpt};
80	TApplication app(appName, &appargc, appargv);
81	delete [] appName;
82	delete [] appOpt;
83
84	if(argc != 3 && argc != 4 && argc != 5) {
85	cout << " Usage: " << argv[0] << " input_file output_file [detector_card] [trigger_card] " << endl;
86	cout << " input_list - list of files in Ntpl, StdHep, HepMC or LHEF format," << endl;
87	cout << " output_file - output file." << endl;
88	cout << " detector_card - Datacard containing resolution variables for the detector simulation (optional) "<<endl;
89	cout << " trigger_card - Datacard containing the trigger algorithms (optional) "<<endl;
90	exit(1);
91	}
92
93	print_header();
94
95	// 1. ******** initialisation *********
96
97	srand (time (NULL)); /* Initialisation du gÃ©nÃ©rateur */
98	TRandom3 * grandom = new TRandom3();
99	TStopwatch globalwatch, loopwatch, triggerwatch, frogwatch, lhcowatch;
100	globalwatch.Start();
101
102
103	//read the output TROOT file
104	string inputFileList(argv[1]), outputfilename(argv[2]);
105	if(outputfilename.find(".root") > outputfilename.length()) {
106	cout <<" ERROR: 'output_file' should be a .root file. Exiting... "<< endl;
107	exit(1);
108	}
109	//create output log-file name
110	string forLog = outputfilename;
111	string LogName = forLog.erase(forLog.find(".root"));
112	LogName = LogName+"_run.log";
113
114	TFile *outputFile = TFile::Open(outputfilename.c_str(), "RECREATE"); // Creates the file, but should be closed just after
115	outputFile->Close();
116
117	string line;
118	ifstream infile(inputFileList.c_str());
119	if(!infile.good()) {
120	cout << " ERROR: Input list (" << left << setw(13) << inputFileList << ") not found. Exiting... "<< endl;
121	cout <<"*********************************************************************"<< endl;
122	exit(1);
123	}
124	infile >> line; // the first line determines the type of input files
125
126	//read the datacard input file
127	string DetDatacard("data/DetectorCard.dat"); //for detector smearing parameters
128	string TrigDatacard("data/TriggerCard.dat"); //for trigger selection
129
130	string lineCard1,lineCard2;
131	bool detecCard=false,trigCard=false;
132	if(argv[3])
133	{
134	ifstream infile1(argv[3]);
135	infile1 >> lineCard1; // the first line determines the type of input files
136	if(strstr(lineCard1.c_str(),"DETECTOR") && detecCard==true)
137	cerr <<" ERROR: A DETECTOR card has already been loaded "<< endl;
138	else if(strstr(lineCard1.c_str(),"DETECTOR") && detecCard==false){DetDatacard =argv[3]; detecCard=true;}
139	else if(strstr(lineCard1.c_str(),"TRIGGER") && trigCard==true)
140	cerr <<" ERROR: A TRIGGER card has already been loaded "<< endl;
141	else if(strstr(lineCard1.c_str(),"TRIGGER") && trigCard==false){TrigDatacard =argv[3]; trigCard=true;}
142	}
143	if(argv[4])
144	{
145	ifstream infile2(argv[4]);
146	infile2 >> lineCard2; // the first line determines the type of input files
147	if(strstr(lineCard2.c_str(),"DETECTOR") && detecCard==true)
148	cerr <<" ERROR: A DETECTOR card has already been loaded "<< endl;
149	else if(strstr(lineCard2.c_str(),"DETECTOR") && detecCard==false){DetDatacard =argv[4]; detecCard=true;}
150	else if(strstr(lineCard2.c_str(),"TRIGGER") && trigCard==true)
151	cerr <<" ERROR: A TRIGGER card has already been loaded "<< endl;
152	else if(strstr(lineCard2.c_str(),"TRIGGER") && trigCard==false){TrigDatacard =argv[4]; trigCard=true;}
153	}
154
155	//Smearing information
156	RESOLution *DET = new RESOLution();
157
158	cout <<" "<< endl;
159	cout <<" ####### Start reading DETECTOR parameters ####### "<< endl;
160	cout << left << setw(40) <<"** Opening configuration card: "<<""
161	<< left << setw(27) << DetDatacard <<""
162	<< right << setw(2) <<"**"<<""<<endl;
163	DET->ReadDataCard(DetDatacard);
164	cout << left << setw(40) <<"** Parameters summarised in: "<<""
165	<< left << setw(27) << LogName <<""
166	<< right << setw(2) <<"**"<<""<<endl;
167	cout <<" "<< endl;
168	DET->ReadParticleDataGroupTable();
169	//DET->PDGtable.print();
170
171	//Trigger information
172	cout <<" ########### Start reading TRIGGER card ########## "<< endl;
173	if(trigCard==false)
174	{
175	cout <<" WARNING: Datacard not found, use default card " << endl;
176	TrigDatacard="data/TriggerCard.dat";
177	}
178	TriggerTable *TRIGT = new TriggerTable();
179	TRIGT->TriggerCardReader(TrigDatacard.c_str());
180	TRIGT->PrintTriggerTable(LogName);
181	if(DET->FLAG_trigger == 1)
182	{
183	cout << left << setw(40) <<"** Opening configuration card: "<<""
184	<< left << setw(27) << TrigDatacard <<""
185	<< right << setw(2) <<"**"<<""<<endl;
186	cout <<" "<< endl;
187	}
188
189	// Logfile
190	DET->setNames(inputFileList,DetDatacard,TrigDatacard);
191	DET->Logfile(LogName);
192
193	//Propagation of tracks in the B field
194	TrackPropagation *TRACP = new TrackPropagation(DET);
195
196	//Jet information
197	JetsUtil *JETRUN = new JetsUtil(DET);
198
199	//VFD information
200	VeryForward * VFD = new VeryForward(DET);
201
202	// data converters
203	cout <<" "<<endl;
204	cout <<" ####### Start conversion to TRoot format ######## "<< endl;
205
206	if(line.rfind(".hepmc") < line.length())
207	{
208	cout <<" HepMC ASCII file format detected "<<endl;
209	cout <<" This can take several minutes "<< endl;
210	HepMCConverter converter(inputFileList,outputfilename,DET->PDGtable,DET->NEvents);
211	}
212	else if(line.rfind(".hep") < line.length())
213	{
214	cout <<" StdHEP file format detected "<<endl;
215	cout <<" This can take several minutes "<< endl;
216	STDHEPConverter converter(inputFileList,outputfilename,DET->PDGtable,DET->NEvents);
217	}
218	else if(line.rfind(".lhe") < line.length())
219	{
220	cout <<" LHEF file format detected "<<endl;
221	cout <<" This can take several minutes "<< endl;
222	LHEFConverter converter(inputFileList,outputfilename,DET->PDGtable,DET->NEvents);
223	}
224	else if(line.rfind(".root") < line.length())
225	// can be either a root file from h2root (i.e. with "h101" tree)
226	// or a root file from Delphes (i.e. with "GEN" tree)
227	{
228	TFile f(line.c_str());
229	if (f.FindKey("GEN")) {
230	cout <<" Delphes ROOT file format detected "<<endl;
231	cout <<" This can take several minutes "<< endl;
232	DelphesRootConverter converter(inputFileList,outputfilename,DET->NEvents);
233	}
234	else
235	if (f.FindKey("h101")) {
236	cout <<" h2root file format detected "<<endl;
237	cout <<" This can take several minutes "<< endl;
238	HEPEVTConverter converter(inputFileList,outputfilename,DET->PDGtable,DET->NEvents);
239	}
240	else {
241	cerr << left << setw(4) <<"** "<<""
242	<< left << setw(63) << line.c_str() <<""
243	<< right << setw(2) <<"**"<<endl;
244	cerr <<" ERROR: File format not identified -- Exiting... "<< endl;
245	cout <<" "<< endl;
246	cout <<"*********************************************************************"<< endl;
247	return -1;
248	} // not found any interesting input tree
249	f.Close();
250	} // .root file
251	else {
252	cerr << left << setw(4) <<"** "<<""
253	<< left << setw(63) << line.c_str() <<""
254	<< right << setw(2) <<"**"<<endl;
255	cerr <<" ERROR: File format not identified -- Exiting... "<< endl;
256	cout <<" "<< endl;
257	cout <<"*********************************************************************"<< endl;
258	return -1;};
259	cout <<" Exiting conversion... "<< endl;
260
261	TChain chain("GEN");
262	chain.Add(outputfilename.c_str());
263	ExRootTreeReader *treeReader = new ExRootTreeReader(&chain);
264	const TClonesArray *branchGen = treeReader->UseBranch("Particle");
265
266	TIter itGen((TCollection*)branchGen);
267
268	//Output file : contents of the analysis object data
269	ExRootTreeWriter *treeWriter = new ExRootTreeWriter(outputfilename, "Analysis");
270	ExRootTreeBranch *branchTauJet = treeWriter->NewBranch("TauJet", TRootTauJet::Class());
271	ExRootTreeBranch *branchJet = treeWriter->NewBranch("Jet", TRootJet::Class());
272	ExRootTreeBranch *branchElectron = treeWriter->NewBranch("Electron", TRootElectron::Class());
273	ExRootTreeBranch *branchMuon = treeWriter->NewBranch("Muon", TRootMuon::Class());
274	ExRootTreeBranch *branchPhoton = treeWriter->NewBranch("Photon", TRootPhoton::Class());
275	ExRootTreeBranch *branchTrack = treeWriter->NewBranch("Tracks", TRootTracks::Class());
276	ExRootTreeBranch *branchETmis = treeWriter->NewBranch("ETmis", TRootETmis::Class());
277	ExRootTreeBranch *branchCalo = treeWriter->NewBranch("CaloTower", TRootCalo::Class());
278	ExRootTreeBranch *branchZDC = treeWriter->NewBranch("ZDChits", TRootZdcHits::Class());
279	ExRootTreeBranch *branchRP220 = treeWriter->NewBranch("RP220hits", TRootRomanPotHits::Class());
280	//ExRootTreeBranch *branchFP420 = treeWriter->NewBranch("FP420hits", TRootForwardTaggerHits::Class());
281	ExRootTreeBranch *branchFP420 = treeWriter->NewBranch("FP420hits", TRootRomanPotHits::Class());
282
283	TRootETmis *elementEtmis;
284	TRootElectron *elementElec;
285	TRootMuon *elementMu;
286	TRootPhoton *elementPhoton;
287	TRootTracks * elementTrack;
288	TRootCalo *elementCalo;
289
290	TLorentzVector genMomentum(0,0,0,0); // four-momentum at the vertex
291	TLorentzVector genMomentumBfield(0,0,0,0); // four-momentum at the exit of the tracks
292	TLorentzVector momentumCaloSegmentation(0,0,0,0); // four-momentum in the calo, after applying the calo segmentation
293	LorentzVector jetMomentum;
294
295	vector<fastjet::PseudoJet> input_particles;//for FastJet algorithm
296	vector<fastjet::PseudoJet> sorted_jets;
297	vector<TRootTracks> TrackCentral;
298	vector<PhysicsTower> towers;
299	vector<D_Particle> electron;
300	vector<D_Particle> muon;
301	vector<D_Particle> gamma;
302
303	vector<int> NTrackJet;
304
305	TSimpleArray<TRootC::GenParticle> NFCentralQ;
306
307	D_CaloList list_of_calorimeters;
308	D_CaloElement CentralCalo("centralcalo",
309	-DET->CEN_max_calo_cen, DET->CEN_max_calo_cen,
310	DET->ELG_Ccen, DET->ELG_Ncen, DET->ELG_Scen,
311	DET->HAD_Ccen, DET->HAD_Ncen, DET->HAD_Scen);
312	D_CaloElement ForwardECCalo("forwardendcapcalo",
313	DET->CEN_max_calo_cen, DET->CEN_max_calo_ec,
314	DET->ELG_Cec, DET->ELG_Nec, DET->ELG_Sec,
315	DET->HAD_Cec, DET->HAD_Nec, DET->HAD_Sec );
316	D_CaloElement BackwardECCalo("backwardendcapcalo",
317	-DET->CEN_max_calo_ec, -DET->CEN_max_calo_cen,
318	DET->ELG_Cec, DET->ELG_Nec, DET->ELG_Sec,
319	DET->HAD_Cec, DET->HAD_Nec, DET->HAD_Sec );
320	D_CaloElement ForwardCalo("forwardcalo",
321	DET->CEN_max_calo_ec, DET->CEN_max_calo_fwd,
322	DET->ELG_Cfwd, DET->ELG_Nfwd, DET->ELG_Sfwd,
323	DET->HAD_Cfwd, DET->HAD_Nfwd, DET->HAD_Sfwd );
324	D_CaloElement BackwardCalo("backwardcalo",
325	-DET->CEN_max_calo_fwd, -DET->CEN_max_calo_ec,
326	DET->ELG_Cfwd, DET->ELG_Nfwd, DET->ELG_Sfwd,
327	DET->HAD_Cfwd, DET->HAD_Nfwd, DET->HAD_Sfwd );
328	//D_CaloElement CastorCalo("castor",5.5,6.6,1,0,0,1,0,0);
329	list_of_calorimeters.addElement(CentralCalo);
330	list_of_calorimeters.addElement(ForwardECCalo);
331	list_of_calorimeters.addElement(ForwardCalo);
332	list_of_calorimeters.addElement(BackwardECCalo);
333	list_of_calorimeters.addElement(BackwardCalo);
334	//list_of_calorimeters.addElement(CastorCalo);
335	list_of_calorimeters.sortElements();
336
337
338	// 2. ******** Loop over all events *********
339	Long64_t entry, allEntries = treeReader->GetEntries();
340	cout <<" "<<endl;
341	cout <<" ####### Start fast detector simulation ######## "<< endl;
342	cout << left << setw(52) <<"** Total number of events to run: "<<""
343	<< left << setw(15) << allEntries <<""
344	<< right << setw(2) <<"**"<<endl;
345
346	ExRootProgressBar *Progress = new ExRootProgressBar(allEntries);
347
348	loopwatch.Start();
349
350	// loop on all events
351	for(entry = 0; entry < allEntries; ++entry)
352	{
353	Progress->Update(entry);
354	TLorentzVector PTmis(0,0,0,0);
355	treeReader->ReadEntry(entry);
356	treeWriter->Clear();
357
358	electron.clear();
359	muon.clear();
360	gamma.clear();
361	NFCentralQ.Clear();
362
363	TrackCentral.clear();
364	towers.clear();
365	input_particles.clear();
366	NTrackJet.clear();
367
368	// 'list_of_active_towers' contains the exact list of calorimetric towers which have some deposits inside (E>0).
369	// The towers of this list will be smeared according to the calo resolution, afterwards
370	D_CaloTowerList list_of_active_towers;
371
372	// 'list_of_towers_with_photon' and 'list_of_centowers_with_neutrals' are list of towers, whose energy is not computed.
373	// They are only used to store the eta/phi of some towers, in order to search later inside 'list_of_active_towers'.
374	// 'list_of_towers_with_photon' contains the towers hit by photons only
375	// 'list_of_centowers_with_neutrals' is used to the jet-E-flow calculation: contains the towers with eta < CEN_max_tracker,
376	// i.e. towers behind the tracker.
377	D_CaloTowerList list_of_towers_with_photon; // to speed up the code: will only look in interesting towers for gamma candidates
378
379	D_CaloTowerList list_of_centowers_with_neutrals; // list of towers with neutral particles : for jet E-flow
380	float etamax_calocoverage_behindtracker = DET->CEN_max_tracker; // finds the extension in eta of the furthest
381	for (unsigned int i=1; i< DET->TOWER_number+1; i++) { // cell (at least) partially behind the tracker
382	if(DET->TOWER_eta_edges[i] > DET->CEN_max_tracker) break;
383	etamax_calocoverage_behindtracker = DET->TOWER_eta_edges[i];
384	}
385	// 2.1a Loop over all particles in event, to fill the towers
386	itGen.Reset();
387	TRootC::GenParticle *particleG;
388	while( (particleG = (TRootC::GenParticle*) itGen.Next()) )
389	{
390	TRootGenParticle *particle = new TRootGenParticle(particleG);
391	PdgParticle pdg_part = DET->PDGtable[particle->PID];
392	particle->Charge = pdg_part.charge();
393	particle->M = pdg_part.mass();
394	//particle->Charge=ChargeVal(particle->PID);
395	particle->setFractions(); // init
396	int pid = abs(particle->PID);
397
398	// 2.1a.1********************* preparation for the b-tagging
399	//// This subarray is needed for the B-jet algorithm
400	// optimization for speed : put first PID condition, then ETA condition, then either pt or status
401	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 ?
402	fabs(particle->Eta) < DET->CEN_max_tracker &&
403	particle->Status != 1 &&
404	particle->PT > DET->PT_QUARKS_MIN )
405	{
406	NFCentralQ.Add(particleG);
407	}
408
409	// 2.1a.2********************* visible particles only
410	if( (particle->Status == 1) && (! pdg_part.invisible() ) )
411	{
412	// 2.1a.2.1 Central solenoidal magnetic field
413	TRACP->bfield(particle); // fills in particle->EtaCalo et particle->PhiCalo
414	// 2.1a.2.2 Filling the calorimetric towers -- includes also forward detectors ?
415	// first checks if the charged particles reach the calo!
416	if( DET->FLAG_bfield \|\|
417	particle->Charge==0 \|\|
418	(!DET->FLAG_bfield && particle->Charge!=0 && particle->PT > DET->TRACK_ptmin))
419	if(
420	(particle->EtaCalo > list_of_calorimeters.getEtamin() ) &&
421	(particle->EtaCalo < list_of_calorimeters.getEtamax() )
422	)
423	{
424	float iEta=UNDEFINED, iPhi=UNDEFINED;
425	DET->BinEtaPhi(particle->PhiCalo,particle->EtaCalo,iPhi,iEta); // fills in iPhi and iEta
426	if (iEta != UNDEFINED && iPhi != UNDEFINED)
427	{
428	D_CaloTower tower(iEta,iPhi); // new tower
429	tower.Set_Eem_Ehad_E_ET(particle->Eparticle->getFem() , particle->Eparticle->getFhad() );
430	list_of_active_towers.addTower(tower);
431	// this list may contain several times the same calotower, as several particles
432	// may leave some energy in the same calotower
433	// After the loop on particles, identical cells in the list should be merged
434	} // iEta and iPhi must be defined
435	}
436
437	// 2.1a.2.3 charged particles in tracker: energy flow
438	// if bfield not simulated, pt should be high enough to be taken into account
439	// it is supposed here that DET->MAX_calo > DET->CEN_max_tracker > DET->CEN_max_mu > 0
440	if( particle->Charge !=0 &&
441	fabs(particle->EtaCalo)< DET->CEN_max_tracker && // stays in the tracker -> track available
442	( DET->FLAG_bfield \|\|
443	(!DET->FLAG_bfield && particle->PT > DET->TRACK_ptmin)
444	)
445	)
446	{
447	// 2.1a.2.3.1 Filling the particle properties + smearing
448	// Hypothesis: the final eta/phi are the ones from the generator, thanks to the track reconstruction
449	// This is the EnergyFlow hypothesis
450	particle->SetEtaPhi(particle->Eta,particle->Phi);
451	float sET=UNDEFINED; // smeared ET, computed from the smeared E -> needed for the tracks
452
453	// 2.1a.2.3.2 Muons
454	if (pid == pMU && fabs(particle->EtaCalo)< DET->CEN_max_mu)
455	{
456	TLorentzVector p;
457	float sPT = gRandom->Gaus(particle->PT, DET->MU_SmearPt*particle->PT );
458	if (sPT > 0 && sPT > DET->PTCUT_muon)
459	{
460	p.SetPtEtaPhiE(sPT,particle->Eta,particle->Phi,sPT*cosh(particle->Eta));
461	muon.push_back(D_Particle(p,particle->PID,particle->EtaCalo,particle->PhiCalo));
462	}
463	sET = (sPT >0)? sPT : 0;
464	}
465	// 2.1a.2.3.3 Electrons
466	else if (pid == pE)
467	{
468	// Finds in which calorimeter the particle has gone, to know its resolution
469
470	D_CaloElement currentCalo = list_of_calorimeters.getElement(particle->EtaCalo);
471	if(currentCalo.getName() == dummyCalo.getName())
472	{
473	cout << " Warning: the calo coverage behind the tracker is not complete! " << endl;
474	}
475
476	// final smeared EM energy // electromagnetic fraction F_em =1 for electrons;
477	float sE = currentCalo.getElectromagneticResolution().Smear(particle->E);
478	if (sE>0)
479	{
480	sET = sE/cosh(particle->Eta);
481	// NB: ET is found via the calorimetry and not via the track curvature
482
483	TLorentzVector p;
484	p.SetPtEtaPhiE(sET,particle->Eta,particle->Phi,sE);
485	if (sET > DET->PTCUT_elec)
486	electron.push_back(D_Particle(p,particle->PID,particle->EtaCalo,particle->PhiCalo));
487	//if(DET->JET_Eflow) input_particles.push_back(fastjet::PseudoJet(p.Px(),p.Py(),p.Pz(),p.E()));
488	}
489	else { sET=0;} // if negative smeared energy -- needed for the tracks
490	}
491	// 2.1a.2.3.4 Other charged particles : smear them for the tracks!
492	else
493	{ //other particles
494	D_CaloElement currentCalo = list_of_calorimeters.getElement(particle->EtaCalo);
495	float sEem = currentCalo.getElectromagneticResolution().Smear(particle->E * particle->getFem());
496	float sEhad = currentCalo.getHadronicResolution().Smear(particle->E * particle->getFhad());
497	float sE = ( (sEem>0)? sEem : 0 ) + ( (sEhad>0)? sEhad : 0 );
498	sET = sE/cosh(particle->EtaCalo);
499	}
500
501	// 2.1a.2.3.5 Tracks
502	//if( (rand()%100) < DET->TRACK_eff && sET!=0)
503	if( (grandom->Uniform()*100.) < DET->TRACK_eff && sET!=0)
504	{
505	elementTrack = (TRootTracks*) branchTrack->NewEntry();
506	elementTrack->Set(particle->Eta, particle->Phi, particle->EtaCalo, particle->PhiCalo, sET, particle->Charge);
507	elementTrack->Vx=particle->X;
508	elementTrack->Vy=particle->Y;
509	elementTrack->Vz=particle->Z;
510	TrackCentral.push_back(*elementTrack); // tracks at vertex!
511	if(DET->JET_Eflow)
512	input_particles.push_back(fastjet::PseudoJet(particle->Px,particle->Py,particle->Pz,particle->E));
513	// TODO!!! apply a smearing on the position of the origin of the track
514	// TODO!!! elementTracks->SetPositionOut(Xout,Yout,Zout);
515	}
516	} // 2.1a.2.3 : if tracker/energy-flow
517	// 2.1a.2.4 Photons
518	// stays in the tracker -> track available -> gamma ID
519	else if( (pid == pGAMMA) && fabs(particle->EtaCalo)< DET->CEN_max_tracker )
520	{
521	float iEta=UNDEFINED, iPhi=UNDEFINED;
522	DET->BinEtaPhi(particle->PhiCalo,particle->EtaCalo,iPhi,iEta); // fills in iPhi and iEta
523	D_CaloTower tower(iEta,iPhi);
524	// stores the list of towers where to apply the photon ID algorithm. Just a trick for a faster search
525	list_of_towers_with_photon.addTower(tower);
526	}
527	// 2.1a.2.5 Neutrals within tracker -- for jet energy flow
528	else if( particle->Charge ==0 && fabs(particle->EtaCalo)< etamax_calocoverage_behindtracker)
529	{
530	float iEta=UNDEFINED, iPhi=UNDEFINED;
531	DET->BinEtaPhi(particle->PhiCalo,particle->EtaCalo,iPhi,iEta); // fills in iPhi and iEta
532	D_CaloTower tower(iEta,iPhi);
533	list_of_centowers_with_neutrals.addTower(tower);
534	}
535	// 2.1a.2.6 : very forward detectors
536	else
537	{
538	if (DET->FLAG_RP==1)
539	{
540	// for the moment, only protons are transported
541	// BUT !!! could be a beam of other particles! (heavy ions?)
542	// BUT ALSO !!! if very forward muons, or others!
543	VFD->RomanPots(treeWriter,branchRP220,branchFP420,particle);
544	}
545	// 2.1a.2.6: Zero degree calorimeter
546	if(DET->FLAG_vfd==1)
547	{
548	VFD->ZDC(treeWriter,branchZDC,particle);
549	}
550	}
551
552	} // 2.1a.2 : if visible particle
553	delete particle;
554	}// loop on all particles 2.1a
555
556	// 2.1b loop on all (activated) towers
557	// at this stage, list_of_active_towers may contain several times the same tower
558	// first step is to merge identical towers, by matching their (iEta,iPhi)
559
560	list_of_active_towers.sortElements();
561	list_of_active_towers.mergeDuplicates();
562
563	// Calotower smearing
564	list_of_active_towers.smearTowers(list_of_calorimeters);
565
566	for(unsigned int i=0; i<list_of_active_towers.size(); i++)
567	{
568	float iEta = list_of_active_towers[i].getEta();
569	float iPhi = list_of_active_towers[i].getPhi();
570	float e = list_of_active_towers[i].getE();
571	if(iEta != UNDEFINED && iPhi != UNDEFINED && e!=0)
572	{
573	elementCalo = (TRootCalo*) branchCalo->NewEntry();
574	elementCalo->set(list_of_active_towers[i]);
575	// not beautiful : should be improved!
576	TLorentzVector p;
577	p.SetPtEtaPhiE(list_of_active_towers[i].getET(), iEta, iPhi, e );
578	PhysicsTower Tower(LorentzVector(p.Px(),p.Py(),p.Pz(),p.E()));
579	towers.push_back(Tower);
580	}
581	} // loop on towers
582
583	// 2.1c photon ID
584	// list_of_towers_with_photon is the list of towers with photon candidates
585	// already smeared !
586	// sorts the vector and smears duplicates
587	list_of_towers_with_photon.mergeDuplicates();
588	for(unsigned int i=0; i<list_of_towers_with_photon.size(); i++) {
589	float eta = list_of_towers_with_photon[i].getEta();
590	float phi = list_of_towers_with_photon[i].getPhi();
591	D_CaloTower cal(list_of_active_towers.getElement(eta,phi)); //// <---------- buh???????
592	if(cal.getEta() != UNDEFINED && cal.getPhi() != UNDEFINED && cal.getE() > 0)
593	{
594	TLorentzVector p;
595	p.SetPtEtaPhiE(cal.getET(), eta,phi,cal.getE() );
596	if (cal.getET() > DET->PTCUT_gamma) { gamma.push_back(D_Particle(p,pGAMMA,p.Eta(),p.Phi())); }
597	}
598	} // for -- list of photons
599
600	// 2.1d jet-E-flow -- taking into account the neutrals within tracker
601	if(DET->JET_Eflow) {
602	list_of_centowers_with_neutrals.mergeDuplicates();
603	for(unsigned int i=0; i<list_of_centowers_with_neutrals.size(); i++) {
604	float eta = list_of_centowers_with_neutrals[i].getEta();
605	float phi = list_of_centowers_with_neutrals[i].getPhi();
606	D_CaloTower cal(list_of_active_towers.getElement(eta,phi));
607	if(cal.getEta() != UNDEFINED && cal.getPhi() != UNDEFINED && cal.getE() > 0)
608	{
609	TLorentzVector p;
610	p.SetPtEtaPhiE(cal.getET(), eta,phi,cal.getE() );
611	//cout << "**************list: " << p.Px() << " " << p.Py() << " " << p.Pz() << " " << p.E() << endl;
612	input_particles.push_back(fastjet::PseudoJet(p.Px(),p.Py(),p.Pz(),p.E()));
613	}
614	} // for - list_of_centowers
615	} // JET_Eflow
616
617	// 2.2 ******** Output preparation & complex objects *********
618	// 2.2.1 ********************* sorting collections by decreasing pt
619	DET->SortedVector(electron);
620	float iPhiEl=0,iEtaEl=0,ptisoEl=0;
621	for(unsigned int i=0; i < electron.size(); i++)
622	{
623	elementElec = (TRootElectron*) branchElectron->NewEntry();
624	elementElec->Set(electron[i].Px(),electron[i].Py(),electron[i].Pz(),electron[i].E());
625	elementElec->EtaCalo = electron[i].EtaCalo();
626	elementElec->PhiCalo = electron[i].PhiCalo();
627	elementElec->Charge = - sign(electron[i].PID());
628	elementElec->IsolFlag = DET->Isolation(electron[i],TrackCentral,DET->ISOL_PT,DET->ISOL_Cone,ptisoEl);
629	elementElec->IsolPt = ptisoEl;
630
631	int electron_tower_index = DET->BinEtaPhi(elementElec->PhiCalo,elementElec->EtaCalo,iPhiEl,iEtaEl);
632	D_CaloTower calElec(list_of_active_towers.getElement(iEtaEl,iPhiEl));
633	elementElec->EHoverEE = calElec.getEhad()/calElec.getEem();
634	elementElec->EtRatio = DET->CaloIsolation(electron[i], list_of_active_towers,iPhiEl,iEtaEl,electron_tower_index);
635	}
636
637	DET->SortedVector(muon);
638	float iPhiMu=0,iEtaMu=0,ptisoMu=0;
639	for(unsigned int i=0; i < muon.size(); i++)
640	{
641	elementMu = (TRootMuon*) branchMuon->NewEntry();
642	elementMu->Charge = - sign(muon[i].PID());
643	elementMu->Set(muon[i].Px(),muon[i].Py(),muon[i].Pz(),muon[i].E());
644	elementMu->EtaCalo = muon[i].EtaCalo();
645	elementMu->PhiCalo = muon[i].PhiCalo();
646	elementMu->IsolFlag = DET->Isolation(muon[i],TrackCentral,DET->ISOL_PT,DET->ISOL_Cone,ptisoMu);
647	elementMu->IsolPt = ptisoMu;
648
649	int muon_tower_index = DET->BinEtaPhi(elementMu->PhiCalo,elementMu->EtaCalo,iPhiMu,iEtaMu);
650	D_CaloTower calMuon(list_of_active_towers.getElement(iEtaMu,iPhiMu));
651	if( calMuon.getEem() !=0 ) elementMu->EHoverEE = calMuon.getEhad()/calMuon.getEem();
652	else elementMu->EHoverEE = UNDEFINED;
653	elementMu->EtRatio = DET->CaloIsolation(muon[i], list_of_active_towers,iPhiMu,iEtaMu,muon_tower_index);
654	}
655
656	DET->SortedVector(gamma);
657	for(unsigned int i=0; i < gamma.size(); i++)
658	{
659	elementPhoton = (TRootPhoton*) branchPhoton->NewEntry();
660	elementPhoton->Set(gamma[i].Px(),gamma[i].Py(),gamma[i].Pz(),gamma[i].E());
661	D_CaloTower calGamma(list_of_active_towers.getElement(gamma[i].EtaCalo(),gamma[i].PhiCalo()));
662	elementPhoton->EHoverEE = calGamma.getEhad()/calGamma.getEem();
663	}
664
665	// 2.2.2 ************* computes the Missing Transverse Momentum
666	TLorentzVector Att(0.,0.,0.,0.);
667	for(unsigned int i=0; i < towers.size(); i++)
668	{
669	Att.SetPxPyPzE(towers[i].fourVector.px, towers[i].fourVector.py, towers[i].fourVector.pz, towers[i].fourVector.E);
670	if(fabs(Att.Eta()) < DET->CEN_max_calo_fwd)
671	{
672	PTmis = PTmis + Att;
673	// create a fastjet::PseudoJet with these components and put it onto
674	// back of the input_particles vector
675	if(!DET->JET_Eflow)
676	input_particles.push_back(fastjet::PseudoJet(towers[i].fourVector.px,towers[i].fourVector.py,towers[i].fourVector.pz,towers[i].fourVector.E));
677	else { if(fabs(Att.Eta()) > DET->CEN_max_tracker)
678	input_particles.push_back(fastjet::PseudoJet(towers[i].fourVector.px,towers[i].fourVector.py,towers[i].fourVector.pz,towers[i].fourVector.E));
679	}
680	}
681	}
682	elementEtmis = (TRootETmis*) branchETmis->NewEntry();
683	elementEtmis->ET = (PTmis).Pt();
684	elementEtmis->Phi = (-PTmis).Phi();
685	elementEtmis->Px = (-PTmis).Px();
686	elementEtmis->Py = (-PTmis).Py();
687
688	// 2.2.3 ************* jets, B-tag, tau jets
689	vector<int> NTrackJet; //for number of tracks
690	vector<float> EHADEEM; //for energyHad over energyEm
691	sorted_jets=JETRUN->RunJets(input_particles, TrackCentral,NTrackJet,EHADEEM,list_of_active_towers);
692	JETRUN->RunJetBtagging(treeWriter, branchJet,sorted_jets,NFCentralQ,NTrackJet,EHADEEM);
693	JETRUN->RunTauJets(treeWriter,branchTauJet,sorted_jets,towers, TrackCentral,NTrackJet,EHADEEM);
694
695	treeWriter->Fill();
696	} // 2. Loop over all events ('for' loop)
697
698	cout <<" Exiting detector simulation... "<< endl;
699
700
701	treeWriter->Write();
702	delete treeWriter;
703	loopwatch.Stop();
704
705
706
707	// 3. ******** Trigger & Frog *********
708	// 3.1 ************ running the trigger in case the FLAG trigger is put to 1 in the datacard
709	triggerwatch.Start();
710	if(DET->FLAG_trigger == 1)
711	{
712	cout <<" "<<endl;
713	cout <<" ########### Start Trigger selection ########### "<< endl;
714
715	// input
716	TChain chainT("Analysis");
717	chainT.Add(outputfilename.c_str());
718	ExRootTreeReader *treeReaderT = new ExRootTreeReader(&chainT);
719
720	// output
721	TClonesArray *branchElecTrig = treeReaderT->UseBranch("Electron");
722	TClonesArray *branchMuonTrig = treeReaderT->UseBranch("Muon");
723	TClonesArray *branchJetTrig = treeReaderT->UseBranch("Jet");
724	TClonesArray *branchTauJetTrig = treeReaderT->UseBranch("TauJet");
725	TClonesArray *branchPhotonTrig = treeReaderT->UseBranch("Photon");
726	TClonesArray *branchETmisTrig = treeReaderT->UseBranch("ETmis");
727
728	ExRootTreeWriter *treeWriterT = new ExRootTreeWriter(outputfilename, "Trigger");
729	ExRootTreeBranch *branchTrigger = treeWriterT->NewBranch("TrigResult", TRootTrigger::Class());
730
731
732	Long64_t entryT, allEntriesT = treeReaderT->GetEntries();
733	// loop on all entries
734	for(entryT = 0; entryT < allEntriesT; ++entryT) {
735	treeWriterT->Clear();
736	treeReaderT->ReadEntry(entryT);
737	TRIGT->GetGlobalResult(branchElecTrig, branchMuonTrig,branchJetTrig, branchTauJetTrig,branchPhotonTrig, branchETmisTrig,branchTrigger);
738	treeWriterT->Fill();
739	} // loop on all entries
740	cout <<" Exiting trigger simulation... "<< endl;
741
742	treeWriterT->Write();
743	delete treeWriterT;
744	delete treeReaderT;
745	} // trigger
746	triggerwatch.Stop();
747
748
749	// 3.2 ************** FROG display
750	frogwatch.Start();
751	if(DET->FLAG_frog == 1) {
752	cout <<" "<<endl;
753	cout <<" ################## Start FROG ################# "<< endl;
754
755	FrogDisplay *FROG = new FrogDisplay(DET);
756	FROG->BuildEvents(outputfilename);
757	FROG->BuildGeom();
758	delete FROG;
759	cout <<" Exiting FROG preparation... "<< endl;
760	}
761	frogwatch.Stop();
762
763	// 3.3 *************** LHCO output
764	lhcowatch.Start();
765	if(DET->FLAG_lhco == 1){
766	cout <<" "<<endl;
767	cout <<" ############ Start LHCO conversion ############ "<< endl;
768
769	//LHCOConverter *LHCO = new LHCOConverter(outputfilename,LogNameLHCO);
770	LHCOConverter *LHCO = new LHCOConverter(outputfilename,"");
771	LHCO->CopyRunLogFile();
772	LHCO->ConvertExRootAnalysisToLHCO();
773	delete LHCO;
774	cout <<" Exiting LHCO conversion... "<< endl;
775	}
776	lhcowatch.Stop();
777
778
779
780	// 4. ******** End & Exit *********
781
782	globalwatch.Stop();
783	time_report(globalwatch,loopwatch,triggerwatch,frogwatch,lhcowatch,DET->FLAG_frog,DET->FLAG_trigger,DET->FLAG_lhco,LogName,allEntries);
784
785	cout << left << setw(16) << "** " << ""
786	<< left << setw(51) << get_time_date() << "**" << endl;
787
788	cout <<" "<< endl;
789	cout <<" Exiting Delphes ... "<< endl;
790	cout <<" "<< endl;
791	cout <<"*********************************************************************"<< endl;
792	cout <<"*********************************************************************"<< endl;
793
794	delete treeReader;
795	delete DET;
796	delete TRIGT;
797	delete TRACP;
798	delete JETRUN;
799	delete VFD;
800	delete grandom; // TRandom3
801
802	}

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