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Hector.cc
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1 #include "FWCore/MessageLogger/interface/MessageLogger.h"
2 #include "FWCore/ParameterSet/interface/FileInPath.h"
3 
4 #include "SimTransport/HectorProducer/interface/Hector.h"
5 
6 #include "SimGeneral/HepPDTRecord/interface/ParticleDataTable.h"
7 #include "CLHEP/Units/GlobalSystemOfUnits.h"
8 #include "CLHEP/Units/GlobalPhysicalConstants.h"
9 #include "HepMC/SimpleVector.h"
10 
11 #include "TRandom3.h"
12 
13 #include "H_Parameters.h"
14 
15 #include <math.h>
16 
17 Hector::Hector(const edm::ParameterSet & param, bool verbosity, bool FP420Transport,bool ZDCTransport) :
18  m_verbosity(verbosity),
19  m_FP420Transport(FP420Transport),
20  m_ZDCTransport(ZDCTransport)
21 {
22 
23  // Create LHC beam line
24  edm::ParameterSet hector_par = param.getParameter<edm::ParameterSet>("Hector");
25 
26  // User definitons
27  lengthfp420 = hector_par.getParameter<double>("BeamLineLengthFP420" );
28  m_rpp420_f = (float) hector_par.getParameter<double>("RP420f");
29  m_rpp420_b = (float) hector_par.getParameter<double>("RP420b");
30  lengthzdc = hector_par.getParameter<double>("BeamLineLengthZDC" );
31  lengthd1 = hector_par.getParameter<double>("BeamLineLengthD1" );
32  beam1filename = hector_par.getParameter<string>("Beam1");
33  beam2filename = hector_par.getParameter<string>("Beam2");
34  m_rppzdc = (float) lengthzdc ;
35  m_rppd1 = (float) lengthd1 ;
36  m_smearAng = hector_par.getParameter<bool>("smearAng");
37  m_sigmaSTX = hector_par.getParameter<double>("sigmaSTX" );
38  m_sigmaSTY = hector_par.getParameter<double>("sigmaSTY" );
39  m_smearE = hector_par.getParameter<bool>("smearEnergy");
40  m_sig_e = hector_par.getParameter<double>("sigmaEnergy");
41  etacut = hector_par.getParameter<double>("EtaCutForHector" );
42 
43  theCorrespondenceMap.clear();
44 
45  if(m_verbosity) {
46  edm::LogInfo("HectorSetup") << "===================================================================\n"
47  << " * * * * * * * * * * * * * * * * * * * * * * * * * * * * \n"
48  << " * * \n"
49  << " * --<--<-- A fast simulator --<--<-- * \n"
50  << " * | --<--<-- of particle --<--<-- * \n"
51  << " * ----HECTOR----< * \n"
52  << " * | -->-->-- transport through-->-->-- * \n"
53  << " * -->-->-- generic beamlines -->-->-- * \n"
54  << " * * \n"
55  << " * JINST 2:P09005 (2007) * \n"
56  << " * X Rouby, J de Favereau, K Piotrzkowski (CP3) * \n"
57  << " * http://www.fynu.ucl.ac.be/hector.html * \n"
58  << " * * \n"
59  << " * Center for Cosmology, Particle Physics and Phenomenology * \n"
60  << " * Universite catholique de Louvain * \n"
61  << " * Louvain-la-Neuve, Belgium * \n"
62  << " * * \n"
63  << " * * * * * * * * * * * * * * * * * * * * * * * * * * * * \n"
64  << " Hector configuration: \n"
65  << " m_FP420Transport = " << m_FP420Transport << "\n"
66  << " m_ZDCTransport = " << m_ZDCTransport << "\n"
67  << " lengthfp420 = " << lengthfp420 << "\n"
68  << " m_rpp420_f = " << m_rpp420_f << "\n"
69  << " m_rpp420_b = " << m_rpp420_b << "\n"
70  << " lengthzdc = " << lengthzdc << "\n"
71  << " lengthd1 = " << lengthd1 << "\n"
72  << "===================================================================\n";
73  }
74  edm::FileInPath b1(beam1filename.c_str());
75  edm::FileInPath b2(beam2filename.c_str());
76 
77  // construct beam line for FP420: .
78  if(m_FP420Transport && lengthfp420>0. ) {
79  m_beamlineFP4201 = new H_BeamLine( 1, lengthfp420 + 0.1 ); // (direction, length)
80  m_beamlineFP4202 = new H_BeamLine( -1, lengthfp420 + 0.1 ); //
81  m_beamlineFP4201->fill( b1.fullPath(), 1, "IP5" );
82  m_beamlineFP4202->fill( b2.fullPath(), -1, "IP5" );
83  m_beamlineFP4201->offsetElements( 120, -0.097 );
84  m_beamlineFP4202->offsetElements( 120, +0.097 );
85  m_beamlineFP4201->calcMatrix();
86  m_beamlineFP4202->calcMatrix();
87  }
88  else{
89  if ( m_verbosity ) LogDebug("HectorSetup") << "Hector: WARNING: lengthfp420= " << lengthfp420;
90  }
91 
92 
93  if (m_ZDCTransport && lengthzdc>0. && lengthd1>0.) {
94  // construct beam line for ZDC: .
95  m_beamlineZDC1 = new H_BeamLine( 1, lengthzdc + 0.1 ); // (direction, length)
96  m_beamlineZDC2 = new H_BeamLine( -1, lengthzdc + 0.1 ); //
97  m_beamlineZDC1->fill( b1.fullPath(), 1, "IP5" );
98  m_beamlineZDC2->fill( b2.fullPath(), -1, "IP5" );
99  m_beamlineZDC1->offsetElements( 120, -0.097 );
100  m_beamlineZDC2->offsetElements( 120, +0.097 );
101  m_beamlineZDC1->calcMatrix();
102  m_beamlineZDC2->calcMatrix();
103 
104 
105  // construct beam line for D1: .
106  m_beamlineD11 = new H_BeamLine( 1, lengthd1 + 0.1 ); // (direction, length)
107  m_beamlineD12 = new H_BeamLine( -1, lengthd1 + 0.1 ); //
108  m_beamlineD11->fill( b1.fullPath(), 1, "IP5" );
109  m_beamlineD12->fill( b2.fullPath(), -1, "IP5" );
110  m_beamlineD11->offsetElements( 120, -0.097 );
111  m_beamlineD12->offsetElements( 120, +0.097 );
112  m_beamlineD11->calcMatrix();
113  m_beamlineD12->calcMatrix();
114  }
115  else{
116  if ( m_verbosity ) LogDebug("HectorSetup") << "Hector: WARNING: lengthzdc= " << lengthzdc << "lengthd1= " << lengthd1;
117  }
118 
119 }
120 
121 Hector::~Hector(){
122 
123  for (std::map<unsigned int,H_BeamParticle*>::iterator it = m_beamPart.begin(); it != m_beamPart.end(); ++it ) {
124  delete (*it).second;
125  }
126 
127  delete m_beamlineFP4201;
128  delete m_beamlineFP4202;
129  delete m_beamlineZDC1;
130  delete m_beamlineZDC2;
131  delete m_beamlineD11;
132  delete m_beamlineD12;
133 
134 }
135 
136 void Hector::clearApertureFlags(){
137  m_isStoppedfp420.clear();
138  m_isStoppedzdc.clear();
139  m_isStoppedd1.clear();
140 }
141 
142 void Hector::clear(){
143  for ( std::map<unsigned int,H_BeamParticle*>::iterator it = m_beamPart.begin(); it != m_beamPart.end(); ++it ) {
144  delete (*it).second;
145  };
146  m_beamPart.clear();
147  m_direct.clear();
148  m_eta.clear();
149  m_pdg.clear();
150  m_pz.clear();
151  m_isCharged.clear();
152 }
153 
154 /*
155  bool Hector::isCharged(const HepMC::GenParticle * p){
156  const ParticleData * part = pdt->particle( p->pdg_id() );
157  if (part){
158  return part->charge()!=0;
159  }else{
160  // the new/improved particle table doesn't know anti-particles
161  return pdt->particle( -p->pdg_id() )!=0;
162  }
163  }
164 */
165 void Hector::add( const HepMC::GenEvent * evt ,const edm::EventSetup & iSetup) {
166 
167  H_BeamParticle * h_p;
168  unsigned int line;
169 
170  for (HepMC::GenEvent::particle_const_iterator eventParticle =evt->particles_begin();
171  eventParticle != evt->particles_end();
172  ++eventParticle ) {
173  if ( (*eventParticle)->status() == 1 ) {
174  if ( abs( (*eventParticle)->momentum().eta())>etacut){
175  line = (*eventParticle)->barcode();
176  if ( m_beamPart.find(line) == m_beamPart.end() ) {
177  double charge=1.;
178  m_isCharged[line] = false;// neutrals
179  HepMC::GenParticle * g = (*eventParticle);
180  iSetup.getData( pdt );
181  const ParticleData * part = pdt->particle( g->pdg_id() );
182  if (part){
183  charge = part->charge();
184  }
185  if(charge !=0) m_isCharged[line] = true;//charged
186  double mass = (*eventParticle)->generatedMass();
187 
188  h_p = new H_BeamParticle(mass,charge);
189 
190  double px,py,pz;
191  px = (*eventParticle)->momentum().px();
192  py = (*eventParticle)->momentum().py();
193  pz = (*eventParticle)->momentum().pz();
194 
195  h_p->set4Momentum( px, py, pz, (*eventParticle)->momentum().e() );
196 
197  // from mm to um
198  double XforPosition = (*eventParticle)->production_vertex()->position().x()/micrometer;//um
199  double YforPosition = (*eventParticle)->production_vertex()->position().y()/micrometer;//um
200  double ZforPosition = (*eventParticle)->production_vertex()->position().z()/meter;//m
201  // crossing angle (beam tilt) is not known a priory; keep now 0.0 but, in principle, can be entered as parameters
202  double TXforPosition=0.0, TYforPosition=0.0;//urad
203 
204  // Clears H_BeamParticle::positions and sets the initial one
205  h_p->setPosition(XforPosition, YforPosition, TXforPosition, TYforPosition, ZforPosition );
206 
207  m_beamPart[line] = h_p;
208  m_direct[line] = 0;
209  m_direct[line] = ( pz > 0 ) ? 1 : -1;
210 
211  m_eta[line] = (*eventParticle)->momentum().eta();
212  m_pdg[line] = (*eventParticle)->pdg_id();
213  m_pz[line] = (*eventParticle)->momentum().pz();
214 
215  if(m_verbosity) {
216  LogDebug("HectorEventProcessing") << "Hector:add: barcode = " << line
217  << " status = " << g->status()
218  << " PDG Id = " << g->pdg_id()
219  << " mass = " << mass
220  << " pz = " << pz
221  << " charge = " << charge
222  << " m_isCharged[line] = " << m_isCharged[line];
223  }
224  }// if find line
225  }// if eta > 8.2
226  }// if status
227  }// for loop
228 
229 }
230 
231 void Hector::filterFP420(TRandom3* rootEngine){
232  unsigned int line;
233  H_BeamParticle * part;
234  std::map< unsigned int, H_BeamParticle* >::iterator it;
235 
236  bool is_stop;
237  int direction;
238 
239  float x1_420;
240  float y1_420;
241 
242  if ( m_beamPart.size() && lengthfp420>0. ) {
243 
244  for (it = m_beamPart.begin(); it != m_beamPart.end(); ++it ) {
245  line = (*it).first;
246  part = (*it).second;
247 
248  if(m_verbosity) {
249  LogDebug("HectorEventProcessing") << "Hector:filterFP420: barcode = " << line;
250  }
251  if ( (*m_isCharged.find( line )).second ) {
252  direction = (*m_direct.find( line )).second;
253  if (m_smearAng) {
254  // the beam transverse direction is centered on (TXforPosition, TYforPosition) at IP
255  if ( m_sigmaSTX>0. && m_sigmaSTY>0.) {
256  part->smearAng(m_sigmaSTX,m_sigmaSTY,rootEngine);
257  }
258  else {
259  // for smearAng() in urad, default are (STX=30.23, STY=30.23)
260  part->smearAng(STX,STY,rootEngine);
261  }
262  }
263  if (m_smearE) {
264  if ( m_sig_e ) {
265  part->smearE(m_sig_e,rootEngine);
266  }
267  else {
268  part->smearE(SBE,rootEngine); // in GeV, default is SBE=0.79
269  }
270  }
271  if ( direction == 1 && m_beamlineFP4201 != 0 ) {
272  part->computePath( m_beamlineFP4201 );
273  is_stop = part->stopped( m_beamlineFP4201 );
274  if(m_verbosity) LogDebug("HectorEventProcessing") << "Hector:filterFP420: barcode = " << line << " positive is_stop= "<< is_stop;
275  }
276  else if ( direction == -1 && m_beamlineFP4202 != 0 ){
277  part->computePath( m_beamlineFP4202 );
278  is_stop = part->stopped( m_beamlineFP4202 );
279  if(m_verbosity) LogDebug("HectorEventProcessing") << "Hector:filterFP420: barcode = " << line << " negative is_stop= "<< is_stop;
280  }
281  else {
282  is_stop = true;
283  if(m_verbosity) LogDebug("HectorEventProcessing") << "Hector:filterFP420: barcode = " << line << " 0 is_stop= "<< is_stop;
284  }
285 
286  //propagating
287  m_isStoppedfp420[line] = is_stop;
288  if(m_verbosity) LogDebug("HectorEventProcessing") << "Hector:filterFP420: barcode = " << line << " isStopped=" << (*m_isStoppedfp420.find(line)).second;
289 
290  if (!is_stop) {
291  if ( direction == 1 ) part->propagate( m_rpp420_f );
292  if ( direction == -1 ) part->propagate( m_rpp420_b );
293  x1_420 = part->getX();
294  y1_420 = part->getY();
295  if(m_verbosity) LogDebug("HectorEventProcessing") << "Hector:filterFP420: barcode = " << line << " x= "<< x1_420 <<" y= " << y1_420;
296 
297  m_xAtTrPoint[line] = x1_420;
298  m_yAtTrPoint[line] = y1_420;
299  m_TxAtTrPoint[line] = part->getTX();
300  m_TyAtTrPoint[line] = part->getTY();
301  m_eAtTrPoint[line] = part->getE();
302 
303  }
304  }// if isCharged
305  else {
306  m_isStoppedfp420[line] = true;// imply that neutral particles stopped to reach 420m
307  if(m_verbosity) LogDebug("HectorEventProcessing") << "Hector:filterFP420: barcode = " << line << " isStopped=" << (*m_isStoppedfp420.find(line)).second;
308  }
309 
310  } // for (it = m_beamPart.begin(); it != m_beamPart.end(); it++ )
311  } // if ( m_beamPart.size() )
312 
313 }
314 
315 void Hector::filterZDC(TRandom3* rootEngine){
316  unsigned int line;
317  H_BeamParticle * part;
318  std::map< unsigned int, H_BeamParticle* >::iterator it;
319 
320  bool is_stop_zdc = false;
321  int direction;
322 
323  if ( m_beamPart.size() && lengthzdc>0. ) {
324 
325  for (it = m_beamPart.begin(); it != m_beamPart.end(); ++it ) {
326  line = (*it).first;
327  part = (*it).second;
328  if(m_verbosity) {
329  LogDebug("HectorEventProcessing") << "Hector:filterZDC: barcode = " << line << " charge = " << (*m_isCharged.find(line)).second;
330  if (m_FP420Transport) LogDebug("HectorEventProcessing") << " isStoppedFP420 =" << (*m_isStoppedfp420.find(line)).second;
331  }
332  // if ( ((*m_isStoppedfp420.find(line)).second) && ((*m_isCharged.find(line)).second) ) {
333  if ( ((*m_isCharged.find(line)).second) ) {
334 
335  if(m_verbosity) LogDebug("HectorEventProcessing") << "Hector:filterZDC: barcode = " << line << " propagated ";
336 
337  direction = (*m_direct.find( line )).second;
338  if(m_verbosity) LogDebug("HectorEventProcessing") << "Hector:filterZDC: barcode = " << line << " direction = " << direction;
339  if (m_smearAng) {
340  if ( m_sigmaSTX>0. && m_sigmaSTY>0.) {
341  // the beam transverse direction is centered on (TXforPosition, TYforPosition) at IP
342  part->smearAng(m_sigmaSTX,m_sigmaSTY,rootEngine);
343  } else {
344  // for smearAng() in urad, default are (STX=30.23, STY=30.23)
345  part->smearAng(STX,STY,rootEngine);
346  }
347  }
348  if (m_smearE) {
349  if ( m_sig_e ) {
350  part->smearE(m_sig_e,rootEngine);
351  } else {
352  part->smearE(SBE,rootEngine); // in GeV, default is SBE=0.79
353  }
354  }
355  if ( direction == 1 && m_beamlineZDC1 != 0 ){
356  part->computePath( m_beamlineZDC1 );
357  is_stop_zdc = part->stopped( m_beamlineZDC1 );
358  m_isStoppedzdc[line] = is_stop_zdc;
359  if(m_verbosity) LogDebug("HectorEventProcessing") << "Hector:filterZDC: barcode " << line << " positive is_stop_zdc= "<< is_stop_zdc;
360  } else if ( direction == -1 && m_beamlineZDC2 != 0 ){
361  part->computePath( m_beamlineZDC2 );
362  is_stop_zdc = part->stopped( m_beamlineZDC2 );
363  m_isStoppedzdc[line] = is_stop_zdc;
364  if(m_verbosity) LogDebug("HectorEventProcessing") << "Hector:filterZDC: barcode " << line << " negative is_stop_zdc= "<< is_stop_zdc;
365  } else {
366  m_isStoppedzdc[line] = true;
367  if(m_verbosity) LogDebug("HectorEventProcessing") << "Hector:filterZDC: barcode " << line << " 0 is_stop_zdc= "<< is_stop_zdc;
368  }
369  }
370  // if stopfp420 charged particles
371  /*
372  else if ( ((*m_isCharged.find(line)).second) ){
373  m_isStoppedzdc[line] = false;// not stopped in propagating to FP420 and therefore in propagation to ZDC too.
374  if(m_verbosity) LogDebug("HectorEventProcessing") << "Hector:filterZDC: barcode = " << line << " isStopped=" << (*m_isStoppedzdc.find(line)).second;
375  } */
376  else {
377  m_isStoppedzdc[line] = true;// neutrals particles considered as stopped in propagating to ZDC
378  if(m_verbosity) LogDebug("HectorEventProcessing") << "Hector:filterZDC: barcode = " << line << " isStopped=" << (*m_isStoppedzdc.find(line)).second;
379  }
380 
381  } // for (it = m_beamPart.begin(); it != m_beamPart.end(); it++ )
382  } // if ( m_beamPart.size() )
383 
384 }
385 
386 void Hector::filterD1(TRandom3* rootEngine){
387  unsigned int line;
388  H_BeamParticle * part;
389  std::map< unsigned int, H_BeamParticle* >::iterator it;
390 
391  bool is_stop_d1;
392  int direction;
393 
394  float x1_d1;
395  float y1_d1;
396 
397  if ( m_beamPart.size() && lengthd1>0.) {
398 
399  for (it = m_beamPart.begin(); it != m_beamPart.end(); ++it ) {
400  line = (*it).first;
401  part = (*it).second;
402  if(m_verbosity) LogDebug("HectorEventProcessing") << "Hector:filterD1: barcode = " << line << " isStoppedZDC =" << (*m_isStoppedzdc.find(line)).second;
403  if ( ((*m_isStoppedzdc.find(line)).second) || !((*m_isCharged.find( line )).second) ) {
404 
405  if(m_verbosity) LogDebug("HectorEventProcessing") << "Hector:filterD1: barcode = " << line << " propagated ";
406 
407  direction = (*m_direct.find( line )).second;
408  if(m_verbosity) LogDebug("HectorEventProcessing") << "Hector:filterD1:direction=" << direction;
409  if (m_smearAng) {
410  if ( m_sigmaSTX>0. && m_sigmaSTY>0.) {
411  // the beam transverse direction is centered on (TXforPosition, TYforPosition) at IP
412  part->smearAng(m_sigmaSTX,m_sigmaSTY,rootEngine);
413  } else {
414  // for smearAng() in urad, default are (STX=30.23, STY=30.23)
415  part->smearAng(STX,STY,rootEngine);
416  }
417  }
418  if (m_smearE) {
419  if ( m_sig_e ) {
420  part->smearE(m_sig_e,rootEngine);
421  } else {
422  part->smearE(SBE,rootEngine); // in GeV, default is SBE=0.79
423  }
424  }
425  if ( direction == 1 && m_beamlineD11 != 0 ) {
426  part->computePath( m_beamlineD11 );
427  is_stop_d1 = part->stopped( m_beamlineD11 );
428  m_isStoppedd1[line] = is_stop_d1;
429  if(m_verbosity) LogDebug("HectorEventProcessing") << "Hector:filterD1 barcode " << line << " positive is_stop_d1 = "<< is_stop_d1;
430  } else if ( direction == -1 && m_beamlineD12 != 0 ){
431  part->computePath( m_beamlineD12 );
432  is_stop_d1 = part->stopped( m_beamlineD12 );
433  m_isStoppedd1[line] = is_stop_d1;
434  if(m_verbosity) LogDebug("HectorEventProcessing") << "Hector:filterD1 barcode " << line << " negative is_stop_d1 = "<< is_stop_d1;
435  } else {
436  is_stop_d1 = true;
437  m_isStoppedd1[line] = is_stop_d1;
438  if(m_verbosity) LogDebug("HectorEventProcessing") << "Hector:filterD1 barcode " << line << " 0 is_stop_d1 = "<< is_stop_d1;
439  }
440  //propagating
441  if (!is_stop_d1 ) {
442  part->propagate( lengthd1 );
443  x1_d1 = part->getX();
444  y1_d1 = part->getY();
445  m_xAtTrPoint[line] = x1_d1;
446  m_yAtTrPoint[line] = y1_d1;
447  m_TxAtTrPoint[line] = part->getTX();
448  m_TyAtTrPoint[line] = part->getTY();
449  m_eAtTrPoint[line] = part->getE();
450  }
451  }// if stopzdc
452  else {
453  m_isStoppedd1[line] = false;// not stopped in propagating to ZDC and therefore in propagation to D1 too.
454  if(m_verbosity) LogDebug("HectorEventProcessing") << "Hector:filterD1: barcode = " << line << " isStopped=" << (*m_isStoppedd1.find(line)).second;
455  }
456 
457  } // for (it = m_beamPart.begin(); it != m_beamPart.end(); it++ )
458  } // if ( m_beamPart.size() )
459 
460 }
461 
462 int Hector::getDirect( unsigned int part_n ) const {
463  std::map<unsigned int, int>::const_iterator it = m_direct.find( part_n );
464  if ( it != m_direct.end() ){
465  return (*it).second;
466  }
467  return 0;
468 }
469 
470 void Hector::print() const {
471  for (std::map<unsigned int,H_BeamParticle*>::const_iterator it = m_beamPart.begin(); it != m_beamPart.end(); ++it ) {
472  (*it).second->printProperties();
473  };
474 }
475 
476 
477 HepMC::GenEvent * Hector::addPartToHepMC( HepMC::GenEvent * evt ){
478 
479  theCorrespondenceMap.clear();
480 
481  unsigned int line;
482 
483  HepMC::GenParticle * gpart;
484  long double tx,ty,theta,fi,energy,time = 0;
485  std::map< unsigned int, H_BeamParticle* >::iterator it;
486 
487 
488  for (it = m_beamPart.begin(); it != m_beamPart.end(); ++it ) {
489  line = (*it).first;
490  if(!m_FP420Transport) m_isStoppedfp420[line] = true;
491  if(!m_ZDCTransport) {m_isStoppedzdc[line] = false;m_isStoppedd1[line] = true;}
492  if(m_verbosity) {
493  LogDebug("HectorEventProcessing") << "Hector:addPartToHepMC: barcode = " << line << "\n"
494  << "Hector:addPartToHepMC: isStoppedfp420=" << (*m_isStoppedfp420.find(line)).second << "\n"
495  << "Hector:addPartToHepMC: isStoppedzdc=" << (*m_isStoppedzdc.find(line)).second << "\n"
496  << "Hector:addPartToHepMC: isStoppedd1=" << (*m_isStoppedd1.find(line)).second;
497  }
498  if (!((*m_isStoppedfp420.find(line)).second) || (!((*m_isStoppedd1.find(line)).second) && ((*m_isStoppedzdc.find(line)).second))){
499 
500  gpart = evt->barcode_to_particle( line );
501  if ( gpart ) {
502  tx = (*m_TxAtTrPoint.find(line)).second / 1000000.;
503  ty = (*m_TyAtTrPoint.find(line)).second / 1000000.;
504  theta = sqrt((tx*tx) + (ty*ty));
505  double ddd = 0.;
506  if ( !((*m_isStoppedfp420.find(line)).second)) {
507  if( (*m_direct.find( line )).second >0 ) {
508  ddd = m_rpp420_f;
509  }
510  else if((*m_direct.find( line )).second <0 ) {
511  ddd = m_rpp420_b;
512  theta= pi-theta;
513  }
514  }
515  else {
516  ddd = lengthd1;
517  if((*m_direct.find( line )).second <0 ) theta= pi-theta;
518  }
519 
520  fi = std::atan2(tx,ty); // tx, ty never == 0?
521  energy = (*m_eAtTrPoint.find(line)).second;
522 
523  time = ( ddd*meter - gpart->production_vertex()->position().z()*mm ); // mm
524 
525  if(ddd != 0.) {
526  if(m_verbosity) {
527  LogDebug("HectorEventProcessing") <<"Hector:: x= "<< (*(m_xAtTrPoint.find(line))).second*0.001<< "\n"
528  <<"Hector:: y= "<< (*(m_yAtTrPoint.find(line))).second*0.001<< "\n"
529  <<"Hector:: z= "<< ddd * (*(m_direct.find( line ))).second*1000. << "\n"
530  <<"Hector:: t= "<< time;
531  }
532 
533  HepMC::GenVertex * vert = new HepMC::GenVertex( HepMC::FourVector( (*(m_xAtTrPoint.find(line))).second*0.001,
534  (*(m_yAtTrPoint.find(line))).second*0.001,
535  ddd * (*(m_direct.find( line ))).second*1000.,
536  time + .001*time ) );
537 
538  gpart->set_status( 2 );
539  vert->add_particle_in( gpart );
540  vert->add_particle_out( new HepMC::GenParticle( HepMC::FourVector(energy*std::sin(theta)*std::sin(fi),
541  energy*std::sin(theta)*std::cos(fi),
542  energy*std::cos(theta),
543  energy ),
544  gpart->pdg_id(), 1, gpart->flow() ) );
545  evt->add_vertex( vert );
546 
547  int ingoing = (*vert->particles_in_const_begin())->barcode();
548  int outgoing = (*vert->particles_out_const_begin())->barcode();
549  LHCTransportLink theLink(ingoing,outgoing);
550  if (m_verbosity) LogDebug("HectorEventProcessing") << "Hector:addPartToHepMC: LHCTransportLink " << theLink;
551  theCorrespondenceMap.push_back(theLink);
552 
553  if(m_verbosity) LogDebug("HectorEventProcessing") << "Hector::TRANSPORTED pz= " << gpart->momentum().pz()
554  << " eta= "<< gpart->momentum().eta()
555  << " status= "<< gpart->status();
556 
557 
558  }// ddd
559  }// if gpart
560  }// if !isStopped
561 
562  else {
563  gpart = evt->barcode_to_particle( line );
564  if ( gpart ) {
565  // HepMC::GenVertex * vert= new HepMC::GenVertex();
566  gpart->set_status( 2 );
567  // vert->add_particle_in( gpart );
568  // vert->add_particle_out( gpart );
569  // evt->add_vertex( vert );
570  if(m_verbosity) LogDebug("HectorEventProcessing") << "Hector::NON-transp. pz= " << gpart->momentum().pz()
571  << " eta= "<< gpart->momentum().eta()
572  << " status= "<< gpart->status();
573  }
574  }
575 
576  }//for
577 
578  return evt;
579 }
LogDebug
#define LogDebug(id)
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