ATLAS Offline Software
MdtRegionDefiner.cxx
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1 /*
2  Copyright (C) 2002-2023 CERN for the benefit of the ATLAS collaboration
3 */
4 
5 #include "MdtRegionDefiner.h"
6 
7 #include "MdtRegion.h"
8 #include "MuonReadoutGeometry/MuonDetectorManager.h"
9 #include "MuonReadoutGeometry/MdtReadoutElement.h"
10 #include "MuonReadoutGeometry/MuonStation.h"
11 #include "src/MuonRoad.h"
12 #include "xAODTrigMuon/TrigMuonDefs.h"
13 #include <algorithm>
14 #include <cmath>
15 
16 // --------------------------------------------------------------------------------
17 // --------------------------------------------------------------------------------
18 
19 StatusCode TrigL2MuonSA::MdtRegionDefiner::initialize()
20 {
21  ATH_CHECK(m_muDetMgrKey.initialize());
22  ATH_CHECK(m_idHelperSvc.retrieve());
23  return StatusCode::SUCCESS;
24 }
25 
26 // --------------------------------------------------------------------------------
27 // --------------------------------------------------------------------------------
28 
29 StatusCode TrigL2MuonSA::MdtRegionDefiner::getMdtRegions(const TrigRoiDescriptor* p_roids,
30  const TrigL2MuonSA::RpcFitResult& rpcFitResult,
31  TrigL2MuonSA::MuonRoad& muonRoad,
32  TrigL2MuonSA::MdtRegion& mdtRegion) const
33 {
34  mdtRegion.Clear();
35 
36  SG::ReadCondHandle<MuonGM::MuonDetectorManager> muDetMgrHandle{m_muDetMgrKey};
37  const MuonGM::MuonDetectorManager* muDetMgr = muDetMgrHandle.cptr();
38 
39  for(int i_station=0; i_station<6; i_station++) {
40  int chamber = 0;
41  if (i_station==0) chamber = xAOD::L2MuonParameters::Chamber::BarrelInner;
42  if (i_station==1) chamber = xAOD::L2MuonParameters::Chamber::BarrelMiddle;
43  if (i_station==2) chamber = xAOD::L2MuonParameters::Chamber::BarrelOuter;
44  if (i_station==3) chamber = xAOD::L2MuonParameters::Chamber::BME;
45  if (i_station==4) chamber = xAOD::L2MuonParameters::Chamber::EndcapInner;
46  if (i_station==5) chamber = xAOD::L2MuonParameters::Chamber::Backup; // BMG
47 
48  for(int i_sector=0; i_sector<N_SECTOR; i_sector++) { // 0: normal, 1: overlap
49  const int sector = (i_sector == 0) ? muonRoad.MDT_sector_trigger : muonRoad.MDT_sector_overlap;
50  ATH_MSG_DEBUG("--- chamber/sector=" << chamber << "/" << sector);
51  if( sector==99 ) continue;
52 
53  float zMin {0}, zMax {0}, rMin {0}, rMax {0};
54  float tmp_zMin {0}, tmp_zMax {0}, tmp_rMin {0}, tmp_rMax {0};
55  float etaMin {0}, etaMax {0}, phiMin {0}, phiMax {0};
56  int ty1 {-1}, ty2 {-1};
57  int sign = 1;
58 
59  for(unsigned int sta_iter=0; sta_iter< muonRoad.stationList.size(); sta_iter++){
60 
61  Identifier id = muonRoad.stationList[sta_iter];
62  int stationPhi = m_idHelperSvc->mdtIdHelper().stationPhi(id);
63  std::string name = m_idHelperSvc->mdtIdHelper().stationNameString(m_idHelperSvc->mdtIdHelper().stationName(id));
64  int chamber_this = 99;
65  int sector_this = 99;
66  bool isEndcap;
67  find_station_sector(name, stationPhi, isEndcap, chamber_this, sector_this);
68 
69  if(chamber_this == chamber && sector_this == sector ){
70 
71  if(ty1 == -1) ty1 = m_idHelperSvc->mdtIdHelper().stationNameIndex(name)+1;
72  else if(ty2 == -1) ty2 = m_idHelperSvc->mdtIdHelper().stationNameIndex(name)+1;
73 
74  const MuonGM::MuonStation* muonStation = muDetMgr->getMdtReadoutElement(id)->parentMuonStation();
75  Amg::Transform3D trans =muonStation->getNominalAmdbLRSToGlobal();
76  Amg::Vector3D OrigOfMdtInAmdbFrame = muonStation->getBlineFixedPointInAmdbLRS() ;
77 
78  if ( chamber_this == xAOD::L2MuonParameters::Chamber::EndcapInner ){
79  tmp_zMin = (trans*OrigOfMdtInAmdbFrame).z();
80  if(tmp_zMin < 0) sign = -1;
81  else if(tmp_zMin > 0) sign = 1;
82  tmp_zMax = tmp_zMin + sign*muonStation->Zsize();
83  if(zMin==0 || tmp_zMin < zMin) zMin = tmp_zMin;
84  if(zMax==0 || tmp_zMax > zMax) zMax = tmp_zMax;
85  }else{
86  tmp_rMin = (trans*OrigOfMdtInAmdbFrame).perp();
87  tmp_rMax = tmp_rMin + muonStation->Rsize();
88  if(rMin==0 || tmp_rMin < rMin) rMin = tmp_rMin;
89  if(rMax==0 || tmp_rMax > rMax) rMax = tmp_rMax;
90  }
91  }
92  }
93 
94  if ( chamber == xAOD::L2MuonParameters::Chamber::EndcapInner ){
95  find_endcap_road_dim(muonRoad.rWidth[chamber][0],
96  muonRoad.aw[chamber][i_sector],
97  muonRoad.bw[chamber][i_sector],
98  zMin,zMax,
99  rMin,rMax);
100  } else {
101  find_barrel_road_dim(muonRoad.MaxWidth(chamber),
102  muonRoad.aw[chamber][i_sector],
103  muonRoad.bw[chamber][i_sector],
104  rMin, rMax,
105  zMin, zMax);
106  }
107 
108  ATH_MSG_DEBUG("...zMin/zMax/ty1/ty2=" << zMin << "/" << zMax << "/" << ty1 << "/" << ty2);
109  ATH_MSG_DEBUG("...rMin/rMax=" << rMin << "/" << rMax);
110 
111  find_eta_min_max(zMin, rMin, zMax, rMax, etaMin, etaMax);
112  find_phi_min_max(muonRoad.phiRoI, phiMin, phiMax);
113 
114  ATH_MSG_DEBUG("...etaMin/etaMax/phiMin/phiMax=" << etaMin << "/" << etaMax << "/" << phiMin << "/" << phiMax);
115 
116  mdtRegion.zMin[chamber][i_sector] = zMin;
117  mdtRegion.zMax[chamber][i_sector] = zMax;
118  mdtRegion.rMin[chamber][i_sector] = rMin;
119  mdtRegion.rMax[chamber][i_sector] = rMax;
120  mdtRegion.etaMin[chamber][i_sector] = etaMin;
121  mdtRegion.etaMax[chamber][i_sector] = etaMax;
122  mdtRegion.phiMin[chamber][i_sector] = phiMin;
123  mdtRegion.phiMax[chamber][i_sector] = phiMax;
124  for(int i_type=0; i_type<2; i_type++) {
125  int type = (i_type==0) ? ty1 : ty2;
126  if( type == -1 ) continue;
127  mdtRegion.chamberType[chamber][i_sector][i_type] = type;
128  }
129  }
130  }
131  // use phi from the fit. If InsideOut, use phi from the RoI
132  double phi = (m_use_rpc && rpcFitResult.isSuccess) ? rpcFitResult.phi : p_roids->phi();
133  for (int i=0; i<6; i++){
134  for (int j=0; j<N_SECTOR; j++){
135  if (i==4) muonRoad.phi[9][j] = phi;
136  else if (i==5) muonRoad.phi[10][j] = phi;
137  else muonRoad.phi[i][j] = phi;
138  }
139  }
140 
141  return StatusCode::SUCCESS;
142 }
143 
144 // --------------------------------------------------------------------------------
145 // --------------------------------------------------------------------------------
146 
147 StatusCode TrigL2MuonSA::MdtRegionDefiner::getMdtRegions(const TrigRoiDescriptor* p_roids,
148  const TrigL2MuonSA::TgcFitResult& tgcFitResult,
149  TrigL2MuonSA::MuonRoad& muonRoad,
150  TrigL2MuonSA::MdtRegion& mdtRegion) const
151 {
152  mdtRegion.Clear();
153 
154  int sectors[2];
155 
156  sectors[0] = muonRoad.MDT_sector_trigger;
157  sectors[1] = muonRoad.MDT_sector_overlap;
158 
159  int endcap_middle = xAOD::L2MuonParameters::Chamber::EndcapMiddle;
160  int barrel_inner = xAOD::L2MuonParameters::Chamber::BarrelInner;
161  int bee = xAOD::L2MuonParameters::Chamber::BEE;
162 
163  SG::ReadCondHandle<MuonGM::MuonDetectorManager> muDetMgrHandle{m_muDetMgrKey};
164  const MuonGM::MuonDetectorManager* muDetMgr = muDetMgrHandle.cptr();
165 
166  for(int i_station=0; i_station<7; i_station++) {
167  int chamber = 0;
168  if (i_station==0) chamber = xAOD::L2MuonParameters::Chamber::EndcapInner;
169  if (i_station==1) chamber = xAOD::L2MuonParameters::Chamber::EndcapMiddle;
170  if (i_station==2) chamber = xAOD::L2MuonParameters::Chamber::EndcapOuter;
171  if (i_station==3) chamber = xAOD::L2MuonParameters::Chamber::EndcapExtra;
172  if (i_station==4) chamber = xAOD::L2MuonParameters::Chamber::BarrelInner;
173  if (i_station==5) chamber = xAOD::L2MuonParameters::Chamber::BEE;
174  if (i_station==6) chamber = xAOD::L2MuonParameters::Chamber::Backup;
175  for(int i_sector=0; i_sector<2; i_sector++) { // 0: normal, 1: overlap
176  int sector = sectors[i_sector];
177  ATH_MSG_DEBUG("--- chamber/sector=" << chamber << "/" << sector);
178  if( sector==99 ) continue;
179  float zMin = 0;
180  float zMax = 0;
181  float rMin = 0;
182  float rMax = 0;
183  float etaMin = 0;
184  float etaMax = 0;
185  float phiMin = 0;
186  float phiMax = 0;
187  int types[2];
188  int& ty1 = types[0];
189  int& ty2 = types[1];
190  float sta_zMin = 0;
191  float sta_zMax = 0;
192 
193  float tmp_zMin = 0;
194  float tmp_zMax = 0;
195  float tmp_rMin = 0;
196  float tmp_rMax = 0;
197  int sign = 1;
198  ty1 = -1;
199  ty2 = -1;
200 
201  for(unsigned int sta_iter=0; sta_iter<muonRoad.stationList.size(); sta_iter++){
202  Identifier id = muonRoad.stationList[sta_iter];
203  int stationPhi = m_idHelperSvc->mdtIdHelper().stationPhi(id);
204  std::string name = m_idHelperSvc->mdtIdHelper().stationNameString(m_idHelperSvc->mdtIdHelper().stationName(id));
205  int chamber_this = 99;
206  int sector_this = 99;
207  bool isEndcap;
208  find_station_sector(name, stationPhi, isEndcap, chamber_this, sector_this);
209  ATH_MSG_DEBUG("name/stationPhi/isEndcap/chamber_this/sector_this=" <<
210  name << "/" << stationPhi << "/" << isEndcap << "/" << chamber_this << "/" << sector_this);
211 
212  if(chamber_this == chamber && sector_this == sector){
213  if(ty1 == -1)
214  ty1 = m_idHelperSvc->mdtIdHelper().stationNameIndex(name)+1;
215  else if(ty2 == -1)
216  ty2 = m_idHelperSvc->mdtIdHelper().stationNameIndex(name)+1;
217 
218  const MuonGM::MdtReadoutElement* mdtReadout = muDetMgr->getMdtReadoutElement(id);
219  const MuonGM::MuonStation* muonStation = mdtReadout->parentMuonStation();
220 
221  float scale = 10.;
222 
223  Amg::Transform3D trans = muonStation->getNominalAmdbLRSToGlobal();
224 
225  Amg::Vector3D OrigOfMdtInAmdbFrame = muonStation->getBlineFixedPointInAmdbLRS();
226 
227  tmp_zMin = (trans*OrigOfMdtInAmdbFrame).z();
228  if(tmp_zMin < 0) sign = -1;
229  else if(tmp_zMin > 0) sign = 1;
230  tmp_zMax = tmp_zMin + sign*muonStation->Zsize();
231 
232  if(sta_zMin==0 || tmp_zMin<sta_zMin) sta_zMin = tmp_zMin;
233  if(sta_zMin==0 || tmp_zMax<sta_zMin) sta_zMin = tmp_zMax;
234  if(sta_zMax==0 || tmp_zMax>sta_zMax) sta_zMax = tmp_zMax;
235  if(sta_zMax==0 || tmp_zMin>sta_zMax) sta_zMax = tmp_zMin;
236 
237  if (chamber_this==barrel_inner){//barrel inner
238  tmp_rMin = (trans*OrigOfMdtInAmdbFrame).perp()/scale;
239  tmp_rMax = tmp_rMin+muonStation->Rsize()/scale;
240  if(rMin==0 || tmp_rMin < rMin)rMin = tmp_rMin;
241  if(rMax==0 || tmp_rMax > rMax)rMax = tmp_rMax;
242  }
243 
244  if (chamber_this==bee){//BEE
245  tmp_rMin = (trans*OrigOfMdtInAmdbFrame).perp()/scale;
246  tmp_rMax = tmp_rMin+muonStation->Rsize()/scale;
247  if(rMin==0 || tmp_rMin < rMin)rMin = tmp_rMin;
248  if(rMax==0 || tmp_rMax > rMax)rMax = tmp_rMax;
249  }
250 
251  }
252  }
253 
254  if (chamber==endcap_middle) { // endcap middle
255 
256  if (tgcFitResult.isSuccess) { // TGC data is properly read
257  if (tgcFitResult.tgcMid1[3] < tgcFitResult.tgcMid2[3]) {
258  zMin = tgcFitResult.tgcMid1[3];
259  zMax = tgcFitResult.tgcMid2[3];
260  } else {
261  zMin = tgcFitResult.tgcMid2[3];
262  zMax = tgcFitResult.tgcMid1[3];
263  }
264 
265  } else { // Failed to read TGC data
266 
267  zMin = sta_zMin;
268  zMax = sta_zMax;
269  }
270  }
271  else if (chamber==barrel_inner || chamber==bee) { //barrel inner || BEE
272  float max_road = 50 /*muonRoad.MaxWidth(chamber)*/;
273  find_barrel_road_dim(max_road,
274  muonRoad.aw[chamber][i_sector],
275  muonRoad.bw[chamber][i_sector],
276  rMin,rMax,
277  zMin,zMax);
278  }else {// endcap inner,outer,ee
279 
280  zMin = sta_zMin;
281  zMax = sta_zMax;
282  }
283 
284  if (chamber!=barrel_inner && chamber!=bee){//Endcap chamber
285  find_endcap_road_dim(muonRoad.rWidth[chamber][0],
286  muonRoad.aw[chamber][i_sector],
287  muonRoad.bw[chamber][i_sector],
288  zMin,zMax,
289  rMin, rMax);
290  }
291 
292  ATH_MSG_DEBUG("...zMin/zMax/ty1/ty2=" << zMin << "/" << zMax << "/" << types[0] << "/" << types[1]);
293  ATH_MSG_DEBUG("...rMin/rMax=" << rMin << "/" << rMax);
294 
295  find_eta_min_max(zMin, rMin, zMax, rMax, etaMin, etaMax);
296 
297  find_phi_min_max(muonRoad.phiRoI, phiMin, phiMax);
298 
299  ATH_MSG_DEBUG("...etaMin/etaMax/phiMin/phiMax=" << etaMin << "/" << etaMax << "/" << phiMin << "/" << phiMax);
300 
301  mdtRegion.zMin[chamber][i_sector] = zMin;
302  mdtRegion.zMax[chamber][i_sector] = zMax;
303  mdtRegion.rMin[chamber][i_sector] = rMin;
304  mdtRegion.rMax[chamber][i_sector] = rMax;
305  mdtRegion.etaMin[chamber][i_sector] = etaMin;
306  mdtRegion.etaMax[chamber][i_sector] = etaMax;
307  mdtRegion.phiMin[chamber][i_sector] = phiMin;
308  mdtRegion.phiMax[chamber][i_sector] = phiMax;
309  for(int i_type=0; i_type<2; i_type++) {
310  int type = types[i_type];
311  if( type == -1 ) continue;
312  mdtRegion.chamberType[chamber][i_sector][i_type] = type;
313  }
314  }
315  }
316 
317  StatusCode sc = computePhi(p_roids, tgcFitResult, mdtRegion, muonRoad);
318  if (sc.isFailure()) {
319  ATH_MSG_ERROR("Error in comupting phi");
320  return sc;
321  }
322 
323  return StatusCode::SUCCESS;
324 }
325 
326 // --------------------------------------------------------------------------------
327 // --------------------------------------------------------------------------------
328 
329 void TrigL2MuonSA::MdtRegionDefiner::find_station_sector(const std::string& name, int phi, bool& endcap,
330  int& chamber, int& sector)
331 {
332  endcap = (name[0]=='E' || name[0]=='F' || (name[0]=='B' && name[1]=='E')) ? true : false;
333 
334  int largeSmall=0;
335  if(name[2]=='S' || name[2]=='F' || name[2]=='G') largeSmall = 1;//Small
336  if (name[1]=='E' && name[2]=='E') largeSmall=1;//BEE
337  sector = (phi-1)*2 + largeSmall;
338  if (endcap){
339  if(name[1]=='I') //EI
340  chamber = 3;
341  if(name[1]=='M')
342  chamber = 4;
343  if(name[1]=='O')
344  chamber = 5;
345  if(name[1]=='E')
346  chamber = 6;
347  if(name[1]=='E' && name[2]=='E')//BEE
348  chamber = 8;
349  }else {
350  if(name[1]=='I')
351  chamber = 0;
352  if(name[1]=='M')
353  chamber = 1;
354  if(name[1]=='O')
355  chamber = 2;
356  if(name[1]=='M' && name[2]=='E')//BME
357  chamber = 9;
358  if(name[1]=='M' && name[2]=='G')//BMG
359  chamber = 10;
360  }
361 }
362 
363 // --------------------------------------------------------------------------------
364 // --------------------------------------------------------------------------------
365 
366 void TrigL2MuonSA::MdtRegionDefiner::find_phi_min_max(float phiMiddle, float& phiMin, float& phiMax) const
367 {
368  phiMin = phiMiddle - 0.1;
369  phiMax = phiMiddle + 0.1;
370  if ( phiMin < -1.*M_PI ) phiMin += 2.*M_PI;
371  if ( phiMax > 1.*M_PI ) phiMax -= 2.*M_PI;
372 }
373 
374 // --------------------------------------------------------------------------------
375 // --------------------------------------------------------------------------------
376 
377 void TrigL2MuonSA::MdtRegionDefiner::find_eta_min_max(float zMin, float rMin, float zMax, float rMax,
378  float& etaMin, float& etaMax) const{
379  etaMin = 0.;
380  etaMax = 0.;
381 
382  if(rMin > 0 && rMax > 0){
383  std::array<float,4> eta{};
384  float theta;
385 
386  theta = (std::abs(zMin)>0.1)? std::atan(rMin/std::abs(zMin)): M_PI/2.;
387  eta[0] = (zMin>0.)? -std::log(std::tan(theta/2.)) : std::log(std::tan(theta/2.));
388 
389  theta = (std::abs(zMax)>0.1)? std::atan(rMin/std::abs(zMax)): M_PI/2.;
390  eta[1] = (zMax>0.)? -std::log(std::tan(theta/2.)) : std::log(std::tan(theta/2.));
391 
392  theta = (std::abs(zMax)>0.1)? std::atan(rMax/std::abs(zMax)): M_PI/2.;
393  eta[2] = (zMax>0.)? -std::log(std::tan(theta/2.)) : std::log(std::tan(theta/2.));
394 
395  theta = (std::abs(zMin)>0.1)? std::atan(rMax/std::abs(zMin)): M_PI/2.;
396  eta[3] = (zMin>0.)? -std::log(std::tan(theta/2.)) : std::log(std::tan(theta/2.));
397 
398  etaMin = *std::min_element(std::begin(eta), std::end(eta));
399  etaMax = *std::max_element(std::begin(eta), std::end(eta));
400 
401  if (etaMin > etaMax) {
402  float tmp = etaMax;
403  etaMax = etaMin;
404  etaMin = tmp;
405  }
406  }
407 }
408 
409 // --------------------------------------------------------------------------------
410 // --------------------------------------------------------------------------------
411 
412 void TrigL2MuonSA::MdtRegionDefiner::find_barrel_road_dim(const float max_road, const float aw, const float bw,
413  const float rMin, const float rMax, float& zMin,float& zMax) const
414 {
415  float ia,dz,z1,z2;
416 
417  zMin = 9999.;
418  zMax = -9999.;
419 
420  if(aw) {
421  ia = 1/aw;
422  } else {
423  ia = 0;
424  }
425 
426  dz = max_road*std::sqrt(1.+ia*ia);
427  z1 = (ia)? (rMin-bw)*ia : bw;
428  z2 = (ia)? (rMax-bw)*ia : bw;
429 
430  zMin = std::min({z1-dz, z1+dz, z2-dz, z2+dz});
431  zMax = std::max({z1-dz, z1+dz, z2-dz, z2+dz});
432 }
433 
434 // --------------------------------------------------------------------------------
435 // --------------------------------------------------------------------------------
436 
437 void TrigL2MuonSA::MdtRegionDefiner::find_endcap_road_dim(const float road,const float aw, const float bw, const float zMin,
438  const float zMax, float& rMin,float& rMax) const
439 {
440  float r1{},r2{};
441 
442  rMin = 999999.;
443  rMax = 0.;
444  if(zMin>=99999. && zMax<=-99999.){
445  rMin = 0.;
446  rMax = 0.;
447  return;
448  }
449 
450  r1 = zMin*aw + bw;
451  r2 = zMax*aw + bw;
452  rMin = std::min({r1-road, r1+road, r2-road, r2+road});
453  rMax = std::max({r1-road, r1+road, r2-road, r2+road});
454 
455  if(rMin<0.) rMin = 0.;
456  if(rMax<0.) rMax = 0.;
457 }
458 
459 // --------------------------------------------------------------------------------
460 // --------------------------------------------------------------------------------
461 
462 StatusCode TrigL2MuonSA::MdtRegionDefiner::prepareTgcPoints(const TrigL2MuonSA::TgcHits& tgcHits)
463 {
464  const double PHI_BOUNDARY = 0.2;
465 
466  // loop over TGC digits.
467  unsigned int iHit;
468  for (iHit = 0; iHit < tgcHits.size(); iHit++)
469  {
470  // Get the digit point.
471  const TrigL2MuonSA::TgcHitData& hit = tgcHits[iHit];
472 
473  // reject width=0 hits
474  const double ZERO_LIMIT = 1e-5;
475  if( std::abs(hit.width) < ZERO_LIMIT ) continue;
476 
477  double w = 12.0 / hit.width / hit.width;
478  if (hit.isStrip)
479  {
480  w *= hit.r * hit.r;
481  double phi = hit.phi;
482  if( phi < 0 && ( (M_PI+phi)<PHI_BOUNDARY) ) phi += M_PI*2;
483  if ( hit.sta < 3 ) { m_tgcStripMidPoints.push_back(TgcFit::Point(iHit + 1, hit.sta, hit.z, phi, w)); }
484  else if ( hit.sta ==3 ) { m_tgcStripInnPoints.push_back(TgcFit::Point(iHit + 1, hit.sta, hit.z, phi, w)); }
485  }
486  else
487  {
488  if ( hit.sta < 3 ) { m_tgcWireMidPoints.push_back(TgcFit::Point(iHit + 1, hit.sta, hit.z, hit.r, w)); }
489  else if ( hit.sta ==3 ) { m_tgcWireInnPoints.push_back(TgcFit::Point(iHit + 1, hit.sta, hit.z, hit.r, w)); }
490  }
491  }
492 
493  return StatusCode::SUCCESS;
494 
495 }
496 
497 // --------------------------------------------------------------------------------
498 // --------------------------------------------------------------------------------
499 
500 StatusCode TrigL2MuonSA::MdtRegionDefiner::computePhi(const TrigRoiDescriptor* p_roids,
501  const TrigL2MuonSA::TgcFitResult& tgcFitResult,
502  const TrigL2MuonSA::MdtRegion& mdtRegion,
503  TrigL2MuonSA::MuonRoad& muonRoad) const
504 {
505  int endcap_inner = xAOD::L2MuonParameters::Chamber::EndcapInner;
506  int endcap_middle = xAOD::L2MuonParameters::Chamber::EndcapMiddle;
507  int endcap_outer = xAOD::L2MuonParameters::Chamber::EndcapOuter;
508  int barrel_inner = xAOD::L2MuonParameters::Chamber::BarrelInner;
509 
510  for(int i_station=0; i_station<5; i_station++) {
511  int chamber = 0;
512  if (i_station==0) chamber = xAOD::L2MuonParameters::Chamber::EndcapInner;
513  if (i_station==1) chamber = xAOD::L2MuonParameters::Chamber::EndcapMiddle;
514  if (i_station==2) chamber = xAOD::L2MuonParameters::Chamber::EndcapOuter;
515  if (i_station==3) chamber = xAOD::L2MuonParameters::Chamber::EndcapExtra;
516  if (i_station==4) chamber = xAOD::L2MuonParameters::Chamber::BarrelInner;
517  for( int i_sector=0; i_sector<2; i_sector++) {
518 
519  if ( tgcFitResult.isSuccess ) {
520  if (chamber==endcap_middle || !tgcFitResult.isPhiDir) {
521  muonRoad.phi[chamber][i_sector] = tgcFitResult.phi;
522  continue;
523  }
524 
525  muonRoad.phi[chamber][i_sector] = 0.;
526  double dz = 0.;
527 
528  if (chamber==endcap_outer) {
529 
530  double MiddleZ = std::abs(mdtRegion.zMin[endcap_middle][i_sector] + mdtRegion.zMax[endcap_middle][i_sector])/2.;
531  double MiddleR = MiddleZ*muonRoad.aw[endcap_middle][i_sector] + muonRoad.bw[endcap_middle][i_sector];
532 
533  double OuterZ = std::abs(mdtRegion.zMin[endcap_outer][i_sector] + mdtRegion.zMax[endcap_outer][i_sector])/2.;
534  double OuterR = OuterZ*muonRoad.aw[endcap_outer][i_sector] + muonRoad.bw[endcap_outer][i_sector];
535  double DrOuter = std::abs(OuterR-MiddleR);
536  dz = std::sqrt((OuterZ-MiddleZ)*(OuterZ-MiddleZ) + DrOuter*DrOuter);
537  dz = (OuterZ-MiddleZ);
538 
539  } if (chamber==endcap_inner || chamber==barrel_inner) {
540 
541  double MiddleZ = 0;
542  double MiddleR = 0;
543 
544  if(tgcFitResult.tgcInn[2] != 0.) {
545  muonRoad.phi[chamber][i_sector] = tgcFitResult.tgcInn[1];
546  continue;
547  }
548  double InnerZ = std::abs(mdtRegion.zMin[endcap_inner][i_sector] + mdtRegion.zMax[endcap_inner][i_sector])/2.;
549  double InnerR = InnerZ*muonRoad.aw[endcap_inner][i_sector] + muonRoad.bw[endcap_inner][i_sector];
550  double DrInner = std::abs(InnerR-MiddleR);
551  dz = -std::sqrt((InnerZ-MiddleZ)*(InnerZ-MiddleZ) + DrInner*DrInner);
552  dz = -std::abs(InnerZ-MiddleZ);
553  }
554 
555  muonRoad.phi[chamber][i_sector] = (dz)* tgcFitResult.dPhidZ + tgcFitResult.phi;
556  while (muonRoad.phi[chamber][i_sector] > M_PI) muonRoad.phi[chamber][i_sector] -= 2*M_PI;
557  while (muonRoad.phi[chamber][i_sector] <-M_PI) muonRoad.phi[chamber][i_sector] += 2*M_PI;
558 
559  } else {
560  // TGC data is not read -> use RoI
561  muonRoad.phi[chamber][i_sector] = p_roids->phi();
562  }
563  }
564  }
565  return StatusCode::SUCCESS;
566 }
MdtRegionDefiner.h
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Definition: MuonRoad.h:89
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