1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
7 * Permission to use, copy, modify and distribute this software and its *
8 * documentation strictly for non-commercial purposes is hereby granted *
9 * without fee, provided that the above copyright notice appears in all *
10 * copies and that both the copyright notice and this permission notice *
11 * appear in the supporting documentation. The authors make no claims *
12 * about the suitability of this software for any purpose. It is *
13 * provided "as is" without express or implied warranty. *
14 **************************************************************************/
18 //_________________________________________________________________________
19 // Geometry class for EMCAL : singleton
20 // EMCAL consists of layers of scintillator and lead
21 // Places the the Barrel Geometry of The EMCAL at Midrapidity
22 // between 80 and 180(or 190) degrees of Phi and
24 // Number of Modules and Layers may be controlled by
25 // the name of the instance defined
26 //*-- Author: Sahal Yacoob (LBL / UCT)
27 // and : Yves Schutz (SUBATECH)
28 // and : Jennifer Klay (LBL)
29 // SHASHLYK : Aleksei Pavlinov (WSU)
30 // SuperModules -> module(or tower) -> cell
32 // --- AliRoot header files ---
34 #include "Riostream.h"
38 //#include <TArrayD.h>
39 #include <TObjArray.h>
40 #include <TGeoManager.h>
42 #include <TGeoMatrix.h>
44 #include <TObjString.h>
45 #include <TClonesArray.h>
48 //#include "AliConst.h"
52 #include "AliEMCALGeometry.h"
53 #include "AliEMCALShishKebabTrd1Module.h"
54 #include "AliEMCALRecPoint.h"
55 #include "AliEMCALDigit.h"
56 #include "AliEMCALHistoUtilities.h"
57 #include "AliEMCALAlignData.h"
59 ClassImp(AliEMCALGeometry)
61 // these initialisations are needed for a singleton
62 AliEMCALGeometry *AliEMCALGeometry::fgGeom = 0;
63 Bool_t AliEMCALGeometry::fgInit = kFALSE;
64 AliEMCALAlignData *AliEMCALGeometry::fgAlignData = 0;
68 AliEMCALGeometry::AliEMCALGeometry() : AliGeometry()
70 // default ctor only for internal usage (singleton)
71 // must be kept public for root persistency purposes, but should never be called by the outside world
72 // CreateListOfTrd1Modules();
73 AliDebug(2, "AliEMCALGeometry : default ctor ");
75 //______________________________________________________________________
76 AliEMCALGeometry::AliEMCALGeometry(const Text_t* name, const Text_t* title) :
77 AliGeometry(name, title) {// ctor only for internal usage (singleton)
78 AliDebug(2, Form("AliEMCALGeometry(%s,%s) ", name,title));
80 CreateListOfTrd1Modules();
82 //______________________________________________________________________
83 AliEMCALGeometry::AliEMCALGeometry(const Text_t* name, const Text_t* title, AliEMCALAlignData* alignData) :
84 AliGeometry(name, title) {// Align data in action
85 fgAlignData = alignData;
87 CreateListOfTrd1Modules();
89 //______________________________________________________________________
90 AliEMCALGeometry::AliEMCALGeometry(const AliEMCALGeometry& geom):AliGeometry(geom) {
92 fGeoName = geom.fGeoName;
94 fArrayOpts = geom.fArrayOpts;
96 fAlFrontThick = geom.fAlFrontThick;
97 fECPbRadThickness = geom.fECPbRadThickness;
98 fECScintThick = geom.fECScintThick;
99 fNECLayers = geom.fNECLayers;
100 fArm1PhiMin = geom.fArm1PhiMin;
101 fArm1PhiMax = geom.fArm1PhiMax;
102 fArm1EtaMin = geom.fArm1EtaMin;
103 fArm1EtaMax = geom.fArm1EtaMax;
105 fIPDistance = geom.fIPDistance;
106 fShellThickness = geom.fShellThickness;
107 fZLength = geom.fZLength;
108 fGap2Active = geom.fGap2Active;
111 fSampling = geom.fSampling;
113 fNumberOfSuperModules = geom.fNumberOfSuperModules;
114 fSteelFrontThick = geom.fSteelFrontThick;
115 fFrontSteelStrip = geom.fFrontSteelStrip;
116 fLateralSteelStrip = geom.fLateralSteelStrip;
117 fPassiveScintThick = geom.fPassiveScintThick;
118 fPhiModuleSize = geom.fPhiModuleSize;
119 fEtaModuleSize = geom.fEtaModuleSize;
120 fPhiTileSize = geom.fPhiTileSize;
121 fEtaTileSize = geom.fEtaTileSize;
122 fLongModuleSize = geom.fLongModuleSize;
123 fNPhiSuperModule = geom.fNPhiSuperModule;
124 fNPHIdiv = geom.fNPHIdiv;
125 fNETAdiv = geom.fNETAdiv;
127 fNCells = geom.fNCells;
128 fNCellsInSupMod = geom.fNCellsInSupMod;
129 fNCellsInTower = geom.fNCellsInTower;
131 fNTRUEta = geom.fNTRUEta;
132 fNTRUPhi = geom.fNTRUPhi;
133 fTrd1Angle = geom.fTrd1Angle;
134 f2Trd1Dx2 = geom.f2Trd1Dx2;
135 fPhiGapForSM = geom.fPhiGapForSM;
136 fKey110DEG = geom.fKey110DEG;
137 fTrd2AngleY = geom.fTrd2AngleY;
138 f2Trd2Dy2 = geom.f2Trd2Dy2;
139 fEmptySpace = geom.fEmptySpace;
140 fTubsR = geom.fTubsR;
141 fTubsTurnAngle = geom.fTubsTurnAngle;
142 fEtaCentersOfCells = geom.fEtaCentersOfCells;
143 fXCentersOfCells = geom.fXCentersOfCells;
144 fPhiCentersOfCells = geom.fPhiCentersOfCells;
146 fShishKebabTrd1Modules = geom.fShishKebabTrd1Modules;
148 fNAdditionalOpts = geom.fNAdditionalOpts;
151 //______________________________________________________________________
152 AliEMCALGeometry::~AliEMCALGeometry(void){
155 //______________________________________________________________________
156 void AliEMCALGeometry::Init(void){
157 // Initializes the EMCAL parameters
158 // naming convention : GUV_WX_N_ gives the composition of a tower
159 // WX inform about the composition of the EM calorimeter section:
160 // thickness in mm of Pb radiator (W) and of scintillator (X), and number of scintillator layers (N)
161 // New geometry: EMCAL_55_25
162 // 24-aug-04 for shish-kebab
163 // SHISH_25 or SHISH_62
164 // 11-oct-05 - correction for pre final design
165 // Feb 06,2006 - decrease the weight of EMCAL
167 fAdditionalOpts[0] = "nl="; // number of sampling layers (fNECLayers)
168 fAdditionalOpts[1] = "pbTh="; // cm, Thickness of the Pb (fECPbRadThick)
169 fAdditionalOpts[2] = "scTh="; // cm, Thickness of the Sc (fECScintThick)
170 fAdditionalOpts[3] = "latSS="; // cm, Thickness of lateral steel strip (fLateralSteelStrip)
172 fNAdditionalOpts = sizeof(fAdditionalOpts) / sizeof(char*);
174 fgInit = kFALSE; // Assume failed until proven otherwise.
175 fGeoName = GetName();
178 if(fGeoName.Contains("110DEG")) fKey110DEG = 1; // for GetAbsCellId
179 fShishKebabTrd1Modules = 0;
180 fTrd2AngleY = f2Trd2Dy2 = fEmptySpace = fTubsR = fTubsTurnAngle = 0;
182 fNZ = 114; // granularity along Z (eta)
183 fNPhi = 168; // granularity in phi (azimuth)
184 fArm1PhiMin = 60.0; // degrees, Starting EMCAL Phi position
185 fArm1PhiMax = 180.0; // degrees, Ending EMCAL Phi position
186 fArm1EtaMin = -0.7; // pseudorapidity, Starting EMCAL Eta position
187 fArm1EtaMax = +0.7; // pseudorapidity, Ending EMCAL Eta position
188 fIPDistance = 454.0; // cm, Radial distance to inner surface of EMCAL
189 fPhiGapForSM = 0.; // cm, only for final TRD1 geometry
190 for(int i=0; i<12; i++) fMatrixOfSM[i] = 0;
193 if(fGeoName.Contains("SHISH")){ // Only shahslyk now
194 // 7-sep-05; integration issue
195 fArm1PhiMin = 80.0; // 60 -> 80
196 fArm1PhiMax = 180.0; // 180 -> 190
198 fNumberOfSuperModules = 10; // 12 = 6 * 2 (6 in phi, 2 in Z);
199 fSteelFrontThick = 2.54; // 9-sep-04
201 fFrontSteelStrip = fPassiveScintThick = 0.0; // 13-may-05
202 fLateralSteelStrip = 0.025; // before MAY 2005
203 fPhiModuleSize = fEtaModuleSize = 11.4;
204 fPhiTileSize = fEtaTileSize = 5.52; // (11.4-5.52*2)/2. = 0.18 cm (wall thickness)
207 fAlFrontThick = fGap2Active = 0;
208 fNPHIdiv = fNETAdiv = 2;
211 fECScintThick = fECPbRadThickness = 0.2;
212 fSampling = 1.; // 30-aug-04 - should be calculated
213 if(fGeoName.Contains("TWIST")) { // all about EMCAL module
214 fNZ = 27; // 16-sep-04
215 } else if(fGeoName.Contains("TRD")) {
216 fIPDistance = 428.0; // 11-may-05
217 fSteelFrontThick = 0.0; // 3.17 -> 0.0; 28-mar-05 : no stell plate
220 fPhiModuleSize = fEtaModuleSize = 12.26;
221 fNZ = 26; // 11-oct-04
222 fTrd1Angle = 1.3; // in degree
223 // 18-nov-04; 1./0.08112=12.327
224 // http://pdsfweb01.nersc.gov/~pavlinov/ALICE/SHISHKEBAB/RES/linearityAndResolutionForTRD1.html
225 if(fGeoName.Contains("TRD1")) { // 30-jan-05
227 fPhiGapForSM = 2.; // cm, only for final TRD1 geometry
228 if(fGeoName.Contains("MAY05") || fGeoName.Contains("WSUC") || fGeoName.Contains("FINAL")){
229 fNumberOfSuperModules = 12; // 20-may-05
230 if(fGeoName.Contains("WSUC")) fNumberOfSuperModules = 1; // 27-may-05
231 fNECLayers = 77; // (13-may-05 from V.Petrov)
232 fPhiModuleSize = 12.5; // 20-may-05 - rectangular shape
233 fEtaModuleSize = 11.9;
234 fECScintThick = fECPbRadThickness = 0.16;// (13-may-05 from V.Petrov)
235 fFrontSteelStrip = 0.025;// 0.025cm = 0.25mm (13-may-05 from V.Petrov)
236 fLateralSteelStrip = 0.01; // 0.01cm = 0.1mm (13-may-05 from V.Petrov) - was 0.025
237 fPassiveScintThick = 0.8; // 0.8cm = 8mm (13-may-05 from V.Petrov)
239 fTrd1Angle = 1.5; // 1.3 or 1.5
241 if(fGeoName.Contains("FINAL")) { // 9-sep-05
242 fNumberOfSuperModules = 10;
243 if(fGeoName.Contains("110DEG")) {
244 fNumberOfSuperModules = 12;// last two modules have size 10 degree in phi (180<phi<190)
245 fArm1PhiMax = 200.0; // for XEN1 and turn angle of super modules
247 fPhiModuleSize = 12.26 - fPhiGapForSM / Float_t(fNPhi); // first assumption
248 fEtaModuleSize = fPhiModuleSize;
249 if(fGeoName.Contains("HUGE")) fNECLayers *= 3; // 28-oct-05 for analysing leakage
252 } else if(fGeoName.Contains("TRD2")) { // 30-jan-05
253 fSteelFrontThick = 0.0; // 11-mar-05
254 fIPDistance+= fSteelFrontThick; // 1-feb-05 - compensate absence of steel plate
255 fTrd1Angle = 1.64; // 1.3->1.64
256 fTrd2AngleY = fTrd1Angle; // symmetric case now
257 fEmptySpace = 0.2; // 2 mm
258 fTubsR = fIPDistance; // 31-jan-05 - as for Fred case
260 fPhiModuleSize = fTubsR*2.*TMath::Tan(fTrd2AngleY*TMath::DegToRad()/2.);
261 fPhiModuleSize -= fEmptySpace/2.; // 11-mar-05
262 fEtaModuleSize = fPhiModuleSize; // 20-may-05
265 fNPHIdiv = fNETAdiv = 2; // 13-oct-04 - division again
266 if(fGeoName.Contains("3X3")) { // 23-nov-04
267 fNPHIdiv = fNETAdiv = 3;
268 } else if(fGeoName.Contains("4X4")) {
269 fNPHIdiv = fNETAdiv = 4;
272 if(fGeoName.Contains("25")){
274 fECScintThick = fECPbRadThickness = 0.5;
276 if(fGeoName.Contains("WSUC")){ // 18-may-05 - about common structure
277 fShellThickness = 30.; // should be change
281 CheckAdditionalOptions();
282 DefineSamplingFraction();
284 fPhiTileSize = fPhiModuleSize/2. - fLateralSteelStrip; // 13-may-05
285 fEtaTileSize = fEtaModuleSize/2. - fLateralSteelStrip; // 13-may-05
287 // constant for transition absid <--> indexes
288 fNCellsInTower = fNPHIdiv*fNETAdiv;
289 fNCellsInSupMod = fNCellsInTower*fNPhi*fNZ;
290 fNCells = fNCellsInSupMod*fNumberOfSuperModules;
291 if(fGeoName.Contains("110DEG")) fNCells -= fNCellsInSupMod;
293 fLongModuleSize = fNECLayers*(fECScintThick + fECPbRadThickness);
294 if(fGeoName.Contains("MAY05")) fLongModuleSize += (fFrontSteelStrip + fPassiveScintThick);
297 if(fGeoName.Contains("TRD")) {
298 f2Trd1Dx2 = fEtaModuleSize + 2.*fLongModuleSize*TMath::Tan(fTrd1Angle*TMath::DegToRad()/2.);
299 if(fGeoName.Contains("TRD2")) { // 27-jan-05
300 f2Trd2Dy2 = fPhiModuleSize + 2.*fLongModuleSize*TMath::Tan(fTrd2AngleY*TMath::DegToRad()/2.);
303 } else Fatal("Init", "%s is an undefined geometry!", fGeoName.Data()) ;
305 fNPhiSuperModule = fNumberOfSuperModules/2;
306 if(fNPhiSuperModule<1) fNPhiSuperModule = 1;
307 //There is always one more scintillator than radiator layer because of the first block of aluminium
308 fShellThickness = fAlFrontThick + fGap2Active + fNECLayers*GetECScintThick()+(fNECLayers-1)*GetECPbRadThick();
309 if(fGeoName.Contains("SHISH")) {
310 fShellThickness = fSteelFrontThick + fLongModuleSize;
311 if(fGeoName.Contains("TWIST")) { // 13-sep-04
312 fShellThickness = TMath::Sqrt(fLongModuleSize*fLongModuleSize + fPhiModuleSize*fEtaModuleSize);
313 fShellThickness += fSteelFrontThick;
314 } else if(fGeoName.Contains("TRD")) { // 1-oct-04
315 fShellThickness = TMath::Sqrt(fLongModuleSize*fLongModuleSize + f2Trd1Dx2*f2Trd1Dx2);
316 fShellThickness += fSteelFrontThick;
318 fParSM[0] = GetShellThickness()/2.;
319 fParSM[1] = GetPhiModuleSize() * GetNPhi()/2.;
324 fZLength = 2.*ZFromEtaR(fIPDistance+fShellThickness,fArm1EtaMax); // Z coverage
325 fEnvelop[0] = fIPDistance; // mother volume inner radius
326 fEnvelop[1] = fIPDistance + fShellThickness; // mother volume outer r.
327 fEnvelop[2] = 1.00001*fZLength; // add some padding for mother volume.
329 if(fgAlignData != NULL) {
330 // Number of modules is read from Alignment DB if exists
331 fNumberOfSuperModules = fgAlignData->GetNSuperModules();
336 if (AliDebugLevel()>=2) {
337 printf("Init: geometry of EMCAL named %s is as follows:\n", fGeoName.Data());
338 printf( " ECAL : %d x (%f cm Pb, %f cm Sc) \n",
339 GetNECLayers(), GetECPbRadThick(), GetECScintThick() ) ;
340 printf(" fSampling %5.2f \n", fSampling );
341 if(fGeoName.Contains("SHISH")){
342 printf(" fIPDistance %6.3f cm \n", fIPDistance);
343 if(fSteelFrontThick>0.)
344 printf(" fSteelFrontThick %6.3f cm \n", fSteelFrontThick);
345 printf(" fNPhi %i | fNZ %i \n", fNPhi, fNZ);
346 printf(" fNCellsInTower %i : fNCellsInSupMod %i : fNCells %i\n",fNCellsInTower, fNCellsInSupMod, fNCells);
347 if(fGeoName.Contains("MAY05")){
348 printf(" fFrontSteelStrip %6.4f cm (thickness of front steel strip)\n",
350 printf(" fLateralSteelStrip %6.4f cm (thickness of lateral steel strip)\n",
352 printf(" fPassiveScintThick %6.4f cm (thickness of front passive Sc tile)\n",
355 printf(" X:Y module size %6.3f , %6.3f cm \n", fPhiModuleSize, fEtaModuleSize);
356 printf(" X:Y tile size %6.3f , %6.3f cm \n", fPhiTileSize, fEtaTileSize);
357 printf(" #of sampling layers %i(fNECLayers) \n", fNECLayers);
358 printf(" fLongModuleSize %6.3f cm \n", fLongModuleSize);
359 printf(" #supermodule in phi direction %i \n", fNPhiSuperModule );
361 if(fGeoName.Contains("TRD")) {
362 printf(" fTrd1Angle %7.4f\n", fTrd1Angle);
363 printf(" f2Trd1Dx2 %7.4f\n", f2Trd1Dx2);
364 if(fGeoName.Contains("TRD2")) {
365 printf(" fTrd2AngleY %7.4f\n", fTrd2AngleY);
366 printf(" f2Trd2Dy2 %7.4f\n", f2Trd2Dy2);
367 printf(" fTubsR %7.2f cm\n", fTubsR);
368 printf(" fTubsTurnAngle %7.4f\n", fTubsTurnAngle);
369 printf(" fEmptySpace %7.4f cm\n", fEmptySpace);
370 } else if(fGeoName.Contains("TRD1") && fGeoName.Contains("FINAL")){
371 printf("SM dimensions(TRD1) : dx %7.2f dy %7.2f dz %7.2f (SMOD, BOX)\n",
372 fParSM[0],fParSM[1],fParSM[2]);
373 printf(" fPhiGapForSM %7.4f cm \n", fPhiGapForSM);
374 if(fGeoName.Contains("110DEG"))printf(" Last two modules have size 10 degree in phi (180<phi<190)\n");
377 printf("Granularity: %d in eta and %d in phi\n", GetNZ(), GetNPhi()) ;
378 printf("Layout: phi = (%7.1f, %7.1f), eta = (%5.2f, %5.2f), IP = %7.2f\n",
379 GetArm1PhiMin(), GetArm1PhiMax(),GetArm1EtaMin(), GetArm1EtaMax(), GetIPDistance() );
381 //TRU parameters. These parameters values are not the final ones.
387 //______________________________________________________________________
389 void AliEMCALGeometry::CheckAdditionalOptions()
392 //Additional options that
393 //can be used to select
394 //the specific geometry of
397 fArrayOpts = new TObjArray;
398 Int_t nopt = AliEMCALHistoUtilities::ParseString(fGeoName, *fArrayOpts);
399 if(nopt==1) { // no aditional option(s)
400 fArrayOpts->Delete();
405 for(Int_t i=1; i<nopt; i++){
406 TObjString *o = (TObjString*)fArrayOpts->At(i);
408 TString addOpt = o->String();
410 for(Int_t j=0; j<fNAdditionalOpts; j++) {
411 TString opt = fAdditionalOpts[j];
412 if(addOpt.Contains(opt,TString::kIgnoreCase)) {
418 AliDebug(2,Form("<E> option |%s| unavailable : ** look to the file AliEMCALGeometry.h **\n",
422 AliDebug(2,Form("<I> option |%s| is valid : number %i : |%s|\n",
423 addOpt.Data(), indj, fAdditionalOpts[indj]));
424 if (addOpt.Contains("NL=",TString::kIgnoreCase)) {// number of sampling layers
425 sscanf(addOpt.Data(),"NL=%i", &fNECLayers);
426 AliDebug(2,Form(" fNECLayers %i (new) \n", fNECLayers));
427 } else if(addOpt.Contains("PBTH=",TString::kIgnoreCase)) {//Thickness of the Pb(fECPbRadThicknes)
428 sscanf(addOpt.Data(),"PBTH=%f", &fECPbRadThickness);
429 } else if(addOpt.Contains("SCTH=",TString::kIgnoreCase)) {//Thickness of the Sc(fECScintThick)
430 sscanf(addOpt.Data(),"SCTH=%f", &fECScintThick);
431 } else if(addOpt.Contains("LATSS=",TString::kIgnoreCase)) {// Thickness of lateral steel strip (fLateralSteelStrip)
432 sscanf(addOpt.Data(),"LATSS=%f", &fLateralSteelStrip);
433 AliDebug(2,Form(" fLateralSteelStrip %f (new) \n", fLateralSteelStrip));
439 void AliEMCALGeometry::DefineSamplingFraction()
442 // Look http://rhic.physics.wayne.edu/~pavlinov/ALICE/SHISHKEBAB/RES/linearityAndResolutionForTRD1.html
443 // Keep for compatibilty
445 if(fNECLayers == 69) { // 10% layer reduction
447 } else if(fNECLayers == 61) { // 20% layer reduction
449 } else if(fNECLayers == 77) {
450 if (fECScintThick>0.175 && fECScintThick<0.177) { // 10% Pb thicknes reduction
451 fSampling = 10.5; // fECScintThick = 0.176, fECPbRadThickness=0.144;
452 } else if(fECScintThick>0.191 && fECScintThick<0.193) { // 20% Pb thicknes reduction
453 fSampling = 8.93; // fECScintThick = 0.192, fECPbRadThickness=0.128;
458 //____________________________________________________________________________
459 void AliEMCALGeometry::FillTRU(const TClonesArray * digits, TClonesArray * ampmatrix, TClonesArray * timeRmatrix) {
462 // Orders digits ampitudes list in fNTRU TRUs (384 cells) per supermodule.
463 // Each TRU is a TMatrixD, and they are kept in TClonesArrays. The number of
464 // TRU in phi is fNTRUPhi, and the number of TRU in eta is fNTRUEta.
465 // Last 2 modules are half size in Phi, I considered that the number of TRU
466 // is maintained for the last modules but decision not taken. If different,
467 // then this must be changed.
472 if(fNTRUEta*fNTRUPhi != fNTRU)
473 Error("FillTRU"," Wrong number of TRUS per Eta or Phi");
475 //Initilize and declare variables
476 //List of TRU matrices initialized to 0.
477 Int_t nCellsPhi = fNPhi*2/fNTRUPhi;
478 Int_t nCellsPhi2 = fNPhi/fNTRUPhi; //HalfSize modules
479 Int_t nCellsEta = fNZ*2/fNTRUEta;
490 //List of TRU matrices initialized to 0.
491 for(Int_t k = 0; k < fNTRU*fNumberOfSuperModules; k++){
492 TMatrixD * amptrus = new TMatrixD(nCellsPhi,nCellsEta) ;
493 TMatrixD * timeRtrus = new TMatrixD(nCellsPhi,nCellsEta) ;
494 for(Int_t i = 0; i < nCellsPhi; i++){
495 for(Int_t j = 0; j < nCellsEta; j++){
496 (*amptrus)(i,j) = 0.0;
497 (*timeRtrus)(i,j) = 0.0;
500 new((*ampmatrix)[k]) TMatrixD(*amptrus) ;
501 new((*timeRmatrix)[k]) TMatrixD(*timeRtrus) ;
504 AliEMCALDigit * dig ;
506 //Digits loop to fill TRU matrices with amplitudes.
507 for(Int_t idig = 0 ; idig < digits->GetEntriesFast() ; idig++){
509 dig = dynamic_cast<AliEMCALDigit *>(digits->At(idig)) ;
510 amp = dig->GetAmp() ; // Energy of the digit (arbitrary units)
511 id = dig->GetId() ; // Id label of the cell
512 timeR = dig->GetTimeR() ; // Earliest time of the digit
514 //Get eta and phi cell position in supermodule
515 Bool_t bCell = GetCellIndex(id, iSupMod, nTower, nIphi, nIeta) ;
517 Error("FillTRU","Wrong cell id number") ;
519 GetCellPhiEtaIndexInSModule(iSupMod,nTower,nIphi, nIeta,iphi,ieta);
521 //Check to which TRU in the supermodule belongs the cell.
522 //Supermodules are divided in a TRU matrix of dimension
523 //(fNTRUPhi,fNTRUEta).
524 //Each TRU is a cell matrix of dimension (nCellsPhi,nCellsEta)
526 //First calculate the row and column in the supermodule
527 //of the TRU to which the cell belongs.
528 Int_t col = ieta/nCellsEta;
529 Int_t row = iphi/nCellsPhi;
531 row = iphi/nCellsPhi2;
532 //Calculate label number of the TRU
533 Int_t itru = row + col*fNTRUPhi + iSupMod*fNTRU ;
535 //Fill TRU matrix with cell values
536 TMatrixD * amptrus = dynamic_cast<TMatrixD *>(ampmatrix->At(itru)) ;
537 TMatrixD * timeRtrus = dynamic_cast<TMatrixD *>(timeRmatrix->At(itru)) ;
539 //Calculate row and column of the cell inside the TRU with number itru
540 Int_t irow = iphi - row * nCellsPhi;
542 irow = iphi - row * nCellsPhi2;
543 Int_t icol = ieta - col * nCellsEta;
545 (*amptrus)(irow,icol) = amp ;
546 (*timeRtrus)(irow,icol) = timeR ;
551 //______________________________________________________________________
552 void AliEMCALGeometry::GetCellPhiEtaIndexInSModuleFromTRUIndex(const Int_t itru, const Int_t iphitru, const Int_t ietatru, Int_t &iphiSM, Int_t &ietaSM) const
555 // This method transforms the (eta,phi) index of cells in a
556 // TRU matrix into Super Module (eta,phi) index.
558 // Calculate in which row and column where the TRU are
561 Int_t col = itru/ fNTRUPhi ;
562 Int_t row = itru - col*fNTRUPhi ;
564 //Calculate the (eta,phi) index in SM
565 Int_t nCellsPhi = fNPhi*2/fNTRUPhi;
566 Int_t nCellsEta = fNZ*2/fNTRUEta;
568 iphiSM = nCellsPhi*row + iphitru ;
569 ietaSM = nCellsEta*col + ietatru ;
572 //______________________________________________________________________
573 AliEMCALGeometry * AliEMCALGeometry::GetInstance(){
574 // Returns the pointer of the unique instance
576 AliEMCALGeometry * rv = static_cast<AliEMCALGeometry *>( fgGeom );
580 //______________________________________________________________________
581 AliEMCALGeometry* AliEMCALGeometry::GetInstance(const Text_t* name,
582 const Text_t* title){
583 // Returns the pointer of the unique instance
585 AliEMCALGeometry * rv = 0;
587 if ( strcmp(name,"") == 0 ) rv = 0;
589 fgGeom = new AliEMCALGeometry(name, title);
590 if ( fgInit ) rv = (AliEMCALGeometry * ) fgGeom;
596 } // end if strcmp(name,"")
598 if ( strcmp(fgGeom->GetName(), name) != 0) {
599 printf("\ncurrent geometry is %s : ", fgGeom->GetName());
600 printf(" you cannot call %s ", name);
602 rv = (AliEMCALGeometry *) fgGeom;
608 Bool_t AliEMCALGeometry::IsInEMCAL(Double_t x, Double_t y, Double_t z) const {
609 // Checks whether point is inside the EMCal volume, used in AliEMCALv*.cxx
611 // Code uses cylindrical approximation made of inner radius (for speed)
613 // Points behind EMCAl, i.e. R > outer radius, but eta, phi in acceptance
614 // are considered to inside
616 Double_t r=sqrt(x*x+y*y);
618 if ( r > fEnvelop[0] ) {
620 theta = TMath::ATan2(r,z);
625 eta = -TMath::Log(TMath::Tan(theta/2.));
626 if (eta < fArm1EtaMin || eta > fArm1EtaMax)
629 Double_t phi = TMath::ATan2(y,x) * 180./TMath::Pi();
630 if (phi > fArm1PhiMin && phi < fArm1PhiMax)
638 // == Shish-kebab cases ==
640 Int_t AliEMCALGeometry::GetAbsCellId(Int_t nSupMod, Int_t nTower, Int_t nIphi, Int_t nIeta) const
644 // 13-oct-05; 110 degree case
645 // May 31, 2006; ALICE numbering scheme:
646 // 0 <= nSupMod < fNumberOfSuperModules
647 // 0 <= nTower < fNPHI * fNZ ( fNPHI * fNZ/2 for fKey110DEG=1)
648 // 0 <= nIphi < fNPHIdiv
649 // 0 <= nIeta < fNETAdiv
650 // 0 <= absid < fNCells
651 static Int_t id=0; // have to change from 0 to fNCells-1
652 if(fKey110DEG == 1 && nSupMod >= 10) { // 110 degree case; last two supermodules
653 id = fNCellsInSupMod*10 + (fNCellsInSupMod/2)*(nSupMod-10);
655 id = fNCellsInSupMod*nSupMod;
657 id += fNCellsInTower *nTower;
658 id += fNPHIdiv *nIphi;
660 if(id<0 || id >= fNCells) {
661 // printf(" wrong numerations !!\n");
662 // printf(" id %6i(will be force to -1)\n", id);
663 // printf(" fNCells %6i\n", fNCells);
664 // printf(" nSupMod %6i\n", nSupMod);
665 // printf(" nTower %6i\n", nTower);
666 // printf(" nIphi %6i\n", nIphi);
667 // printf(" nIeta %6i\n", nIeta);
668 id = -TMath::Abs(id); // if negative something wrong
673 Bool_t AliEMCALGeometry::CheckAbsCellId(Int_t absId) const
675 // May 31, 2006; only trd1 now
676 if(absId<0 || absId >= fNCells) return kFALSE;
680 Bool_t AliEMCALGeometry::GetCellIndex(Int_t absId,Int_t &nSupMod,Int_t &nTower,Int_t &nIphi,Int_t &nIeta) const
682 // 21-sep-04; 19-oct-05;
683 // May 31, 2006; ALICE numbering scheme:
684 static Int_t tmp=0, sm10=0;
685 if(!CheckAbsCellId(absId)) return kFALSE;
687 sm10 = fNCellsInSupMod*10;
688 if(fKey110DEG == 1 && absId >= sm10) { // 110 degree case; last two supermodules
689 nSupMod = (absId-sm10) / (fNCellsInSupMod/2) + 10;
690 tmp = (absId-sm10) % (fNCellsInSupMod/2);
692 nSupMod = absId / fNCellsInSupMod;
693 tmp = absId % fNCellsInSupMod;
696 nTower = tmp / fNCellsInTower;
697 tmp = tmp % fNCellsInTower;
698 nIphi = tmp / fNPHIdiv;
699 nIeta = tmp % fNPHIdiv;
704 void AliEMCALGeometry::GetModulePhiEtaIndexInSModule(Int_t nSupMod, Int_t nTower, int &iphim, int &ietam) const
706 // added nSupMod; have to check - 19-oct-05 !
707 // Alice numbering scheme - Jun 01,2006
710 if(fKey110DEG == 1 && nSupMod>=10) nphi = fNPhi/2;
713 ietam = nTower/nphi; // have to change from 0 to fNZ-1
714 iphim = nTower%nphi; // have to change from 0 to fNPhi-1
717 void AliEMCALGeometry::GetCellPhiEtaIndexInSModule(Int_t nSupMod, Int_t nTower, Int_t nIphi, Int_t nIeta,
718 int &iphi, int &ieta) const
720 // added nSupMod; Nov 25, 05
721 // Alice numbering scheme - Jun 01,2006
722 static Int_t iphim, ietam;
724 GetModulePhiEtaIndexInSModule(nSupMod,nTower, iphim, ietam);
725 // have to change from 0 to (fNZ*fNETAdiv-1)
726 ieta = ietam*fNETAdiv + (1-nIeta); // x(module) = -z(SM)
727 // iphi - have to change from 0 to (fNPhi*fNPHIdiv-1)
728 iphi = iphim*fNPHIdiv + nIphi; // y(module) = y(SM)
731 Int_t AliEMCALGeometry::GetSuperModuleNumber(Int_t absId) const
733 //return the number of the
734 //supermodule given the absolute
737 static Int_t nSupMod, nTower, nIphi, nIeta;
738 GetCellIndex(absId, nSupMod, nTower, nIphi, nIeta);
742 // Methods for AliEMCALRecPoint - Feb 19, 2006
743 Bool_t AliEMCALGeometry::RelPosCellInSModule(Int_t absId, Double_t &xr, Double_t &yr, Double_t &zr) const
745 // Look to see what the relative
746 // position inside a given cell is
748 // Alice numbering scheme - Jun 08, 2006
750 static Int_t nSupMod, nTower, nIphi, nIeta, iphi, ieta;
751 static Int_t phiIndexShift=6;
752 if(!CheckAbsCellId(absId)) return kFALSE;
754 GetCellIndex(absId, nSupMod, nTower, nIphi, nIeta);
755 GetCellPhiEtaIndexInSModule(nSupMod,nTower,nIphi,nIeta, iphi, ieta);
757 xr = fXCentersOfCells.At(ieta);
758 zr = fEtaCentersOfCells.At(ieta);
761 yr = fPhiCentersOfCells.At(iphi);
763 yr = fPhiCentersOfCells.At(iphi + phiIndexShift);
764 // cout<<" absId "<<absId<<" nSupMod "<<nSupMod << " iphi "<<iphi<<" ieta "<<ieta;
765 // cout<< " xr " << xr << " yr " << yr << " zr " << zr <<endl;
771 Bool_t AliEMCALGeometry::RelPosCellInSModule(Int_t absId, Double_t loc[3]) const
773 // Alice numbering scheme - Jun 03, 2006
774 loc[0] = loc[1] = loc[2]=0.0;
775 if(RelPosCellInSModule(absId, loc[0],loc[1],loc[2])) {
781 Bool_t AliEMCALGeometry::RelPosCellInSModule(Int_t absId, TVector3 &vloc) const
783 static Double_t loc[3];
784 if(RelPosCellInSModule(absId,loc)) {
785 vloc.SetXYZ(loc[0], loc[1], loc[2]);
791 // Alice numbering scheme - Jun 03, 2006
794 void AliEMCALGeometry::CreateListOfTrd1Modules()
796 //Generate the list of Trd1 modules
797 //which will make up the EMCAL
800 AliDebug(2,Form(" AliEMCALGeometry::CreateListOfTrd1Modules() started "));
802 AliEMCALShishKebabTrd1Module *mod=0, *mTmp=0; // current module
803 if(fShishKebabTrd1Modules == 0) {
804 fShishKebabTrd1Modules = new TList;
805 for(int iz=0; iz< GetNZ(); iz++) {
807 mod = new AliEMCALShishKebabTrd1Module(TMath::Pi()/2.,this);
809 mTmp = new AliEMCALShishKebabTrd1Module(*mod);
812 fShishKebabTrd1Modules->Add(mod);
815 AliDebug(2,Form(" Already exits : "));
817 AliDebug(2,Form(" fShishKebabTrd1Modules has %i modules \n",
818 fShishKebabTrd1Modules->GetSize()));
820 // Jun 01, 2006 - ALICE numbering scheme
821 // define grid for cells in eta(z) and x directions in local coordinates system of SM
822 // fEtaCentersOfCells = new TArrayD(fNZ *fNETAdiv);
823 // fXCentersOfCells = new TArrayD(fNZ *fNETAdiv);
824 fEtaCentersOfCells.Set(fNZ *fNETAdiv);
825 fXCentersOfCells.Set(fNZ *fNETAdiv);
826 AliDebug(2,Form(" Cells grid in eta directions : size %i\n", fEtaCentersOfCells.GetSize()));
827 Int_t iphi=0, ieta=0, nTower=0;
829 for(Int_t it=0; it<fNZ; it++) { // array index
830 AliEMCALShishKebabTrd1Module *trd1 = GetShishKebabModule(it);
832 for(Int_t ic=0; ic<fNETAdiv; ic++) { // array index
833 trd1->GetCenterOfCellInLocalCoordinateofSM(ic, xr, zr);
834 GetCellPhiEtaIndexInSModule(0, nTower, 0, ic, iphi, ieta); // don't depend from phi - ieta in action
835 fXCentersOfCells.AddAt(float(xr) - fParSM[0],ieta);
836 fEtaCentersOfCells.AddAt(float(zr) - fParSM[2],ieta);
839 for(Int_t i=0; i<fEtaCentersOfCells.GetSize(); i++) {
840 AliDebug(2,Form(" ind %2.2i : z %8.3f : x %8.3f", i+1,
841 fEtaCentersOfCells.At(i),fXCentersOfCells.At(i)));
844 // define grid for cells in phi(y) direction in local coordinates system of SM
845 // fPhiCentersOfCells = new TArrayD(fNPhi*fNPHIdiv);
846 fPhiCentersOfCells.Set(fNPhi*fNPHIdiv);
847 AliDebug(2,Form(" Cells grid in phi directions : size %i\n", fPhiCentersOfCells.GetSize()));
849 for(Int_t it=0; it<fNPhi; it++) { // array index
850 Float_t ytLeftCenterModule = -fParSM[1] + fPhiModuleSize*(2*it+1)/2; // module
851 for(Int_t ic=0; ic<fNPHIdiv; ic++) { // array index
852 Float_t ytLeftCenterCell = ytLeftCenterModule + fPhiTileSize *(2*ic-1)/2.; // tower(cell)
853 fPhiCentersOfCells.AddAt(ytLeftCenterCell,ind);
854 AliDebug(2,Form(" ind %2.2i : y %8.3f ", ind, fPhiCentersOfCells.At(ind)));
860 void AliEMCALGeometry::GetTransformationForSM()
862 //Uses the geometry manager to
863 //load the transformation matrix
864 //for the supermodules
866 static Bool_t transInit=kFALSE;
867 if(transInit) return;
870 if(gGeoManager == 0) {
871 Info("CreateTransformationForSM() "," Load geometry : TGeoManager::Import()");
874 TGeoNode *tn = gGeoManager->GetTopNode();
875 TGeoNode *node=0, *xen1 = 0;
876 for(i=0; i<tn->GetNdaughters(); i++) {
877 node = tn->GetDaughter(i);
878 TString ns(node->GetName());
879 if(ns.Contains(GetNameOfEMCALEnvelope())) {
885 Info("CreateTransformationForSM() "," geometry has not EMCAL envelope with name %s",
886 GetNameOfEMCALEnvelope());
889 printf(" i %i : EMCAL Envelope is %s : #SM %i \n", i, xen1->GetName(), xen1->GetNdaughters());
890 for(i=0; i<xen1->GetNdaughters(); i++) {
891 TGeoNodeMatrix *sm = (TGeoNodeMatrix*)xen1->GetDaughter(i);
892 fMatrixOfSM[i] = sm->GetMatrix();
893 //Compiler doesn't like this syntax...
894 // printf(" %i : matrix %x \n", i, fMatrixOfSM[i]);
899 void AliEMCALGeometry::GetGlobal(const Double_t *loc, Double_t *glob, int ind) const
901 // Figure out the global numbering
902 // of a given supermodule from the
904 // Alice numbering - Jun 03,2006
905 // if(fMatrixOfSM[0] == 0) GetTransformationForSM();
907 if(ind>=0 && ind < GetNumberOfSuperModules()) {
908 fMatrixOfSM[ind]->LocalToMaster(loc, glob);
912 void AliEMCALGeometry::GetGlobal(const TVector3 &vloc, TVector3 &vglob, int ind) const
914 //Figure out the global numbering
915 //of a given supermodule from the
916 //local numbering given a 3-vector location
918 static Double_t tglob[3], tloc[3];
920 GetGlobal(tloc, tglob, ind);
921 vglob.SetXYZ(tglob[0], tglob[1], tglob[2]);
924 void AliEMCALGeometry::GetGlobal(Int_t absId , double glob[3]) const
926 // Alice numbering scheme - Jun 03, 2006
927 static Int_t nSupMod, nModule, nIphi, nIeta;
928 static double loc[3];
930 glob[0]=glob[1]=glob[2]=0.0; // bad case
931 if(RelPosCellInSModule(absId, loc)) {
932 GetCellIndex(absId, nSupMod, nModule, nIphi, nIeta);
933 fMatrixOfSM[nSupMod]->LocalToMaster(loc, glob);
937 void AliEMCALGeometry::GetGlobal(Int_t absId , TVector3 &vglob) const
939 // Alice numbering scheme - Jun 03, 2006
940 static Double_t glob[3];
942 GetGlobal(absId, glob);
943 vglob.SetXYZ(glob[0], glob[1], glob[2]);
947 void AliEMCALGeometry::GetGlobal(const AliRecPoint *rp, TVector3 &vglob) const
949 // Figure out the global numbering
950 // of a given supermodule from the
951 // local numbering for RecPoints
953 static TVector3 vloc;
954 static Int_t nSupMod, nModule, nIphi, nIeta;
956 AliRecPoint *rpTmp = (AliRecPoint*)rp; // const_cast ??
958 AliEMCALRecPoint *rpEmc = (AliEMCALRecPoint*)rpTmp;
960 GetCellIndex(rpEmc->GetAbsId(0), nSupMod, nModule, nIphi, nIeta);
961 rpTmp->GetLocalPosition(vloc);
962 GetGlobal(vloc, vglob, nSupMod);
965 void AliEMCALGeometry::EtaPhiFromIndex(Int_t absId,Float_t &eta,Float_t &phi) const
967 // Jun 03, 2006 - version for TRD1
968 static TVector3 vglob;
969 GetGlobal(absId, vglob);
974 AliEMCALShishKebabTrd1Module* AliEMCALGeometry::GetShishKebabModule(Int_t neta=0)
976 //This method was too long to be
977 //included in the header file - the
978 //rule checker complained about it's
979 //length, so we move it here. It returns the
980 //shishkebabmodule at a given eta index point.
982 static AliEMCALShishKebabTrd1Module* trd1=0;
983 if(fShishKebabTrd1Modules && neta>=0 && neta<fShishKebabTrd1Modules->GetSize()) {
984 trd1 = (AliEMCALShishKebabTrd1Module*)fShishKebabTrd1Modules->At(neta);