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451f5018 | 1 | /************************************************************************** |
2 | * Copyright(c) 2007-2009, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
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 | **************************************************************************/ | |
15 | ||
16 | ||
17 | /* $Id: AliITSUv11.cxx */ | |
18 | ||
19 | ||
20 | //======================================================================== | |
21 | // | |
22 | // Geometry for the Upgrade of the Inner Tracking System | |
23 | // | |
24 | // Mario Sitta (sitta@to.infn.it) | |
25 | // | |
26 | //======================================================================== | |
27 | ||
28 | ||
29 | ||
30 | // $Log: AliITSUv11.cxx,v $ | |
31 | ||
32 | #include <TClonesArray.h> | |
33 | #include <TGeoGlobalMagField.h> | |
34 | #include <TGeoManager.h> | |
35 | #include <TGeoMatrix.h> | |
36 | #include <TGeoPhysicalNode.h> | |
37 | #include <TGeoVolume.h> | |
38 | #include <TGeoXtru.h> | |
39 | #include <TLorentzVector.h> | |
40 | #include <TString.h> | |
41 | #include <TVirtualMC.h> | |
42 | ||
43 | #include "AliITSU.h" | |
44 | #include "AliITSUHit.h" | |
45 | #include "AliLog.h" | |
46 | #include "AliMC.h" | |
47 | #include "AliMagF.h" | |
48 | #include "AliRun.h" | |
49 | #include "AliTrackReference.h" | |
50 | #include "AliITSv11Geometry.h" | |
51 | #include "AliITSUv11Layer.h" | |
451f5018 | 52 | #include "AliITSUv11.h" |
53 | #include "AliITSUGeomTGeo.h" | |
54 | #include "AliGeomManager.h" | |
a11ef2e4 | 55 | using namespace TMath; |
451f5018 | 56 | |
451f5018 | 57 | |
58 | ClassImp(AliITSUv11) | |
59 | ||
60 | //______________________________________________________________________ | |
61 | AliITSUv11::AliITSUv11() | |
62 | : fLayTurbo(0) | |
5d49e153 | 63 | ,fLayPhi0(0) |
451f5018 | 64 | ,fLayRadii(0) |
65 | ,fLayZLength(0) | |
66 | ,fLaddPerLay(0) | |
67 | ,fModPerLadd(0) | |
68 | ,fLadThick(0) | |
69 | ,fLadWidth(0) | |
70 | ,fLadTilt(0) | |
71 | ,fDetThick(0) | |
72 | ,fDetTypeID(0) | |
451f5018 | 73 | ,fUpGeom(0) |
451f5018 | 74 | { |
75 | // Standard default constructor | |
76 | // Inputs: | |
77 | // none. | |
78 | // Outputs: | |
79 | // none. | |
80 | // Return: | |
81 | // none. | |
82 | } | |
83 | ||
84 | //______________________________________________________________________ | |
85 | AliITSUv11::AliITSUv11(const char *title,const Int_t nlay) | |
86 | :AliITSU(title,nlay) | |
87 | ,fLayTurbo(0) | |
5d49e153 | 88 | ,fLayPhi0(0) |
451f5018 | 89 | ,fLayRadii(0) |
90 | ,fLayZLength(0) | |
91 | ,fLaddPerLay(0) | |
92 | ,fModPerLadd(0) | |
93 | ,fLadThick(0) | |
94 | ,fLadWidth(0) | |
95 | ,fLadTilt(0) | |
96 | ,fDetThick(0) | |
97 | ,fDetTypeID(0) | |
451f5018 | 98 | ,fUpGeom(0) |
451f5018 | 99 | { |
100 | // Standard constructor for the Upgrade geometry. | |
101 | // Inputs: | |
102 | // const char * name Ignored, set to "ITS" | |
103 | // const char * title Arbitrary title | |
104 | // const Int_t nlay Number of layers | |
105 | // | |
106 | fLayerName = new TString[fNLayers]; | |
107 | // | |
02d6eccc | 108 | for (Int_t j=0; j<fNLayers; j++) fLayerName[j].Form("%s%d",AliITSUGeomTGeo::GetITSSensorPattern(),j); // See AliITSUv11Layer |
451f5018 | 109 | // |
110 | fLayTurbo = new Bool_t[fNLayers]; | |
5d49e153 | 111 | fLayPhi0 = new Double_t[fNLayers]; |
451f5018 | 112 | fLayRadii = new Double_t[fNLayers]; |
113 | fLayZLength = new Double_t[fNLayers]; | |
114 | fLaddPerLay = new Int_t[fNLayers]; | |
115 | fModPerLadd = new Int_t[fNLayers]; | |
116 | fLadThick = new Double_t[fNLayers]; | |
117 | fLadWidth = new Double_t[fNLayers]; | |
118 | fLadTilt = new Double_t[fNLayers]; | |
119 | fDetThick = new Double_t[fNLayers]; | |
120 | fDetTypeID = new UInt_t[fNLayers]; | |
121 | ||
122 | fUpGeom = new AliITSUv11Layer*[fNLayers]; | |
123 | ||
124 | if (fNLayers > 0) { // if not, we'll Fatal-ize in CreateGeometry | |
125 | for (Int_t j=0; j<fNLayers; j++) { | |
5d49e153 | 126 | fLayPhi0[j] = 0; |
451f5018 | 127 | fLayRadii[j] = 0.; |
128 | fLayZLength[j] = 0.; | |
129 | fLaddPerLay[j] = 0; | |
130 | fModPerLadd[j] = 0; | |
131 | fLadWidth[j] = 0.; | |
132 | fDetThick[j] = 0.; | |
c92b1537 | 133 | fDetTypeID[j] = 0; |
451f5018 | 134 | fUpGeom[j] = 0; |
135 | } | |
136 | } | |
137 | } | |
138 | ||
139 | //______________________________________________________________________ | |
140 | AliITSUv11::~AliITSUv11() { | |
141 | // Standard destructor | |
142 | // Inputs: | |
143 | // none. | |
144 | // Outputs: | |
145 | // none. | |
146 | // Return: | |
147 | // none. | |
148 | delete [] fLayTurbo; | |
5d49e153 | 149 | delete [] fLayPhi0; |
451f5018 | 150 | delete [] fLayRadii; |
151 | delete [] fLayZLength; | |
152 | delete [] fLaddPerLay; | |
153 | delete [] fModPerLadd; | |
154 | delete [] fLadThick; | |
155 | delete [] fLadWidth; | |
156 | delete [] fLadTilt; | |
157 | delete [] fDetThick; | |
158 | delete [] fDetTypeID; | |
159 | delete [] fUpGeom; | |
451f5018 | 160 | } |
161 | ||
162 | //______________________________________________________________________ | |
163 | void AliITSUv11::AddAlignableVolumes() const{ | |
164 | // Creates entries for alignable volumes associating the symbolic volume | |
165 | // name with the corresponding volume path. | |
166 | // | |
167 | // Records in the alignable entries the transformation matrices converting | |
168 | // TGeo local coordinates (in the RS of alignable volumes) to the tracking | |
169 | // system | |
170 | // For this, this function has to run before the misalignment because we | |
171 | // are using the ideal positions in the AliITSgeom object. | |
172 | // Inputs: | |
173 | // none. | |
174 | // Outputs: | |
175 | // none. | |
176 | // Return: | |
177 | // none. | |
178 | ||
179 | AliInfo("Add ITS alignable volumes"); | |
180 | ||
181 | if (!gGeoManager) { AliFatal("TGeoManager doesn't exist !"); return; } | |
392efe73 | 182 | TString pth; |
451f5018 | 183 | // |
184 | pth = Form("ALIC_1/%s_2",AliITSUGeomTGeo::GetITSVolPattern()); | |
185 | // RS: to be checked with MS | |
392efe73 | 186 | if( !gGeoManager->SetAlignableEntry(AliITSUGeomTGeo::ComposeSymNameITS(),pth.Data()) ) |
451f5018 | 187 | AliFatal(Form("Unable to set alignable entry ! %s :: %s","ITS",pth.Data())); |
188 | // | |
02d6eccc | 189 | int modNum = 0; |
190 | // | |
451f5018 | 191 | for (int lr=0; lr<fNLayers; lr++) { |
192 | // | |
02d6eccc | 193 | pth = Form("ALIC_1/%s_2/%s%d_1",AliITSUGeomTGeo::GetITSVolPattern(),AliITSUGeomTGeo::GetITSLayerPattern(),lr); |
451f5018 | 194 | //printf("SetAlignable: %s %s\n",snm.Data(),pth.Data()); |
392efe73 | 195 | gGeoManager->SetAlignableEntry(AliITSUGeomTGeo::ComposeSymNameLayer(lr),pth.Data()); |
451f5018 | 196 | // |
197 | for (int ld=0; ld<fLaddPerLay[lr]; ld++) { | |
198 | // | |
02d6eccc | 199 | TString pthL = Form("%s/%s%d_%d",pth.Data(),AliITSUGeomTGeo::GetITSLadderPattern(),lr,ld); |
451f5018 | 200 | //printf("SetAlignable: %s %s\n",snmL.Data(),pthL.Data()); |
392efe73 | 201 | gGeoManager->SetAlignableEntry(AliITSUGeomTGeo::ComposeSymNameLadder(lr,ld),pthL.Data()); |
451f5018 | 202 | // |
203 | for (int md=0; md<fModPerLadd[lr]; md++) { | |
204 | // | |
02d6eccc | 205 | TString pthM = Form("%s/%s%d_%d",pthL.Data(),AliITSUGeomTGeo::GetITSModulePattern(),lr,md); |
451f5018 | 206 | // |
02d6eccc | 207 | // RS: Attention, this is a hack: AliGeomManager cannot accomodate all ITSU modules w/o |
208 | // conflicts with TPC. For this reason we define the UID of the module to be simply its ID | |
209 | // int modUID = AliGeomManager::LayerToVolUID(lr+1,modNum++); // here modNum would be module within the layer | |
210 | int modUID = AliITSUGeomTGeo::ModuleVolUID( modNum++ ); | |
211 | // | |
392efe73 | 212 | gGeoManager->SetAlignableEntry(AliITSUGeomTGeo::ComposeSymNameModule(lr,ld,md),pthM.Data(),modUID); |
451f5018 | 213 | // |
451f5018 | 214 | } |
215 | } | |
216 | } | |
217 | // | |
218 | } | |
219 | ||
451f5018 | 220 | //______________________________________________________________________ |
221 | void AliITSUv11::CreateGeometry() { | |
222 | ||
223 | // Create the geometry and insert it in the mother volume ITSV | |
224 | TGeoManager *geoManager = gGeoManager; | |
225 | ||
226 | TGeoVolume *vALIC = geoManager->GetVolume("ALIC"); | |
227 | ||
228 | new TGeoVolumeAssembly(AliITSUGeomTGeo::GetITSVolPattern()); | |
229 | TGeoVolume *vITSV = geoManager->GetVolume(AliITSUGeomTGeo::GetITSVolPattern()); | |
230 | vALIC->AddNode(vITSV, 2, 0); // Copy number is 2 to cheat AliGeoManager::CheckSymNamesLUT | |
231 | ||
232 | // | |
233 | const Int_t kLength=100; | |
234 | Char_t vstrng[kLength] = "xxxRS"; //? | |
235 | vITSV->SetTitle(vstrng); | |
236 | // | |
237 | // Check that we have all needed parameters | |
238 | if (fNLayers <= 0) AliFatal(Form("Wrong number of layers (%d)",fNLayers)); | |
239 | // | |
240 | for (Int_t j=0; j<fNLayers; j++) { | |
241 | if (fLayRadii[j] <= 0) AliFatal(Form("Wrong layer radius for layer %d (%f)",j,fLayRadii[j])); | |
242 | if (fLayZLength[j] <= 0) AliFatal(Form("Wrong layer length for layer %d (%f)",j,fLayZLength[j])); | |
243 | if (fLaddPerLay[j] <= 0) AliFatal(Form("Wrong number of ladders for layer %d (%d)",j,fLaddPerLay[j])); | |
244 | if (fModPerLadd[j] <= 0) AliFatal(Form("Wrong number of modules for layer %d (%d)",j,fModPerLadd[j])); | |
245 | if (fLadThick[j] < 0) AliFatal(Form("Wrong ladder thickness for layer %d (%f)",j,fLadThick[j])); | |
246 | if (fLayTurbo[j] && fLadWidth[j] <= 0) AliFatal(Form("Wrong ladder width for layer %d (%f)",j,fLadWidth[j])); | |
247 | if (fDetThick[j] < 0) AliFatal(Form("Wrong module thickness for layer %d (%f)",j,fDetThick[j])); | |
248 | // | |
249 | if (j > 0) { | |
02d6eccc | 250 | if (fLayRadii[j]<=fLayRadii[j-1]) AliFatal(Form("Layer %d radius (%f) is smaller than layer %d radius (%f)", |
451f5018 | 251 | j,fLayRadii[j],j-1,fLayRadii[j-1])); |
451f5018 | 252 | } // if (j > 0) |
253 | ||
254 | if (fLadThick[j] == 0) AliInfo(Form("Ladder thickness for layer %d not set, using default",j)); | |
255 | if (fDetThick[j] == 0) AliInfo(Form("Module thickness for layer %d not set, using default",j)); | |
256 | ||
257 | } // for (Int_t j=0; j<fNLayers; j++) | |
258 | ||
259 | // Now create the actual geometry | |
260 | for (Int_t j=0; j<fNLayers; j++) { | |
261 | if (fLayTurbo[j]) { | |
262 | fUpGeom[j] = new AliITSUv11Layer(j,kTRUE,kFALSE); | |
263 | fUpGeom[j]->SetLadderWidth(fLadWidth[j]); | |
264 | fUpGeom[j]->SetLadderTilt(fLadTilt[j]); | |
265 | } | |
266 | else fUpGeom[j] = new AliITSUv11Layer(j,kFALSE); | |
267 | // | |
5d49e153 | 268 | fUpGeom[j]->SetPhi0(fLayPhi0[j]); |
451f5018 | 269 | fUpGeom[j]->SetRadius(fLayRadii[j]); |
270 | fUpGeom[j]->SetZLength(fLayZLength[j]); | |
271 | fUpGeom[j]->SetNLadders(fLaddPerLay[j]); | |
272 | fUpGeom[j]->SetNModules(fModPerLadd[j]); | |
273 | fUpGeom[j]->SetDetType(fDetTypeID[j]); | |
274 | // | |
275 | if (fLadThick[j] != 0) fUpGeom[j]->SetLadderThick(fLadThick[j]); | |
276 | if (fDetThick[j] != 0) fUpGeom[j]->SetSensorThick(fDetThick[j]); | |
277 | fUpGeom[j]->CreateLayer(vITSV); | |
278 | } | |
279 | // | |
451f5018 | 280 | } |
281 | ||
282 | //______________________________________________________________________ | |
283 | void AliITSUv11::CreateMaterials() { | |
284 | // Create ITS materials | |
285 | // This function defines the default materials used in the Geant | |
286 | // Monte Carlo simulations for the geometries AliITSv1, AliITSv3, | |
287 | // AliITSv11Hybrid. | |
288 | // In general it is automatically replaced by | |
289 | // the CreateMaterials routine defined in AliITSv?. Should the function | |
290 | // CreateMaterials not exist for the geometry version you are using this | |
291 | // one is used. See the definition found in AliITSv5 or the other routine | |
292 | // for a complete definition. | |
293 | // Inputs: | |
294 | // none. | |
295 | // Outputs: | |
296 | // none. | |
297 | // Return: | |
298 | // none. | |
299 | ||
300 | Int_t ifield = ((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->Integ(); | |
301 | Float_t fieldm = ((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->Max(); | |
302 | ||
303 | Float_t tmaxfd = 0.1; // 1.0; // Degree | |
304 | Float_t stemax = 1.0; // cm | |
305 | Float_t deemax = 0.1; // 30.0; // Fraction of particle's energy 0<deemax<=1 | |
306 | Float_t epsil = 1.0E-4; // 1.0; // cm | |
307 | Float_t stmin = 0.0; // cm "Default value used" | |
308 | ||
309 | Float_t tmaxfdSi = 0.1; // .10000E+01; // Degree | |
310 | Float_t stemaxSi = 0.0075; // .10000E+01; // cm | |
311 | Float_t deemaxSi = 0.1; // 0.30000E-02; // Fraction of particle's energy 0<deemax<=1 | |
312 | Float_t epsilSi = 1.0E-4;// .10000E+01; | |
313 | Float_t stminSi = 0.0; // cm "Default value used" | |
314 | ||
315 | Float_t tmaxfdAir = 0.1; // .10000E+01; // Degree | |
316 | Float_t stemaxAir = .10000E+01; // cm | |
317 | Float_t deemaxAir = 0.1; // 0.30000E-02; // Fraction of particle's energy 0<deemax<=1 | |
318 | Float_t epsilAir = 1.0E-4;// .10000E+01; | |
319 | Float_t stminAir = 0.0; // cm "Default value used" | |
320 | ||
321 | // AIR | |
322 | Float_t aAir[4]={12.0107,14.0067,15.9994,39.948}; | |
323 | Float_t zAir[4]={6.,7.,8.,18.}; | |
324 | Float_t wAir[4]={0.000124,0.755267,0.231781,0.012827}; | |
325 | Float_t dAir = 1.20479E-3; | |
326 | ||
327 | ||
328 | AliMaterial(1,"SI$",0.28086E+02,0.14000E+02,0.23300E+01,0.93600E+01,0.99900E+03); | |
329 | AliMedium(1,"SI$",1,0,ifield,fieldm,tmaxfdSi,stemaxSi,deemaxSi,epsilSi,stminSi); | |
330 | ||
331 | AliMixture(5,"AIR$",aAir,zAir,dAir,4,wAir); | |
332 | AliMedium(5,"AIR$",5,0,ifield,fieldm,tmaxfdAir,stemaxAir,deemaxAir,epsilAir,stminAir); | |
333 | ||
334 | AliMaterial(8,"BERILLIUM$",9.01, 4., 1.848, 35.3, 36.7);// From AliPIPEv3 | |
335 | AliMedium(8,"BERILLIUM$",8,0,ifield,fieldm,tmaxfd,stemax,deemax,epsil,stmin); | |
336 | ||
337 | } | |
338 | ||
339 | //______________________________________________________________________ | |
5d49e153 | 340 | void AliITSUv11::DefineLayer(const Int_t nlay, const double phi0, const Double_t r, |
451f5018 | 341 | const Double_t zlen, const Int_t nladd, |
342 | const Int_t nmod, const Double_t lthick, | |
343 | const Double_t dthick, const UInt_t dettypeID) | |
344 | { | |
345 | // Sets the layer parameters | |
346 | // Inputs: | |
347 | // nlay layer number | |
5d49e153 | 348 | // phi0 layer phi0 |
451f5018 | 349 | // r layer radius |
350 | // zlen layer length | |
351 | // nladd number of ladders | |
352 | // nmod number of modules per ladder | |
353 | // lthick ladder thickness (if omitted, defaults to 0) | |
354 | // dthick detector thickness (if omitted, defaults to 0) | |
355 | // Outputs: | |
356 | // none. | |
357 | // Return: | |
358 | // none. | |
359 | ||
360 | if (nlay >= fNLayers || nlay < 0) { | |
361 | AliError(Form("Wrong layer number (%d)",nlay)); | |
362 | return; | |
363 | } | |
364 | ||
365 | fLayTurbo[nlay] = kFALSE; | |
5d49e153 | 366 | fLayPhi0[nlay] = phi0; |
451f5018 | 367 | fLayRadii[nlay] = r; |
368 | fLayZLength[nlay] = zlen; | |
369 | fLaddPerLay[nlay] = nladd; | |
370 | fModPerLadd[nlay] = nmod; | |
371 | fLadThick[nlay] = lthick; | |
372 | fDetThick[nlay] = dthick; | |
373 | fDetTypeID[nlay] = dettypeID; | |
374 | ||
375 | } | |
376 | ||
377 | //______________________________________________________________________ | |
5d49e153 | 378 | void AliITSUv11::DefineLayerTurbo(Int_t nlay, Double_t phi0, Double_t r, Double_t zlen, Int_t nladd, |
379 | Int_t nmod, Double_t width, Double_t tilt, | |
380 | Double_t lthick,Double_t dthick, | |
381 | UInt_t dettypeID) | |
451f5018 | 382 | { |
383 | // Sets the layer parameters for a "turbo" layer | |
384 | // (i.e. a layer whose ladders overlap in phi) | |
385 | // Inputs: | |
386 | // nlay layer number | |
5d49e153 | 387 | // phi0 phi of 1st ladder |
451f5018 | 388 | // r layer radius |
389 | // zlen layer length | |
390 | // nladd number of ladders | |
391 | // nmod number of modules per ladder | |
d0674db6 | 392 | // width ladder width |
451f5018 | 393 | // tilt layer tilt angle (degrees) |
394 | // lthick ladder thickness (if omitted, defaults to 0) | |
395 | // dthick detector thickness (if omitted, defaults to 0) | |
396 | // Outputs: | |
397 | // none. | |
398 | // Return: | |
399 | // none. | |
400 | ||
401 | if (nlay >= fNLayers || nlay < 0) { | |
402 | AliError(Form("Wrong layer number (%d)",nlay)); | |
403 | return; | |
404 | } | |
405 | ||
406 | fLayTurbo[nlay] = kTRUE; | |
5d49e153 | 407 | fLayPhi0[nlay] = phi0; |
451f5018 | 408 | fLayRadii[nlay] = r; |
409 | fLayZLength[nlay] = zlen; | |
410 | fLaddPerLay[nlay] = nladd; | |
411 | fModPerLadd[nlay] = nmod; | |
412 | fLadThick[nlay] = lthick; | |
413 | fLadWidth[nlay] = width; | |
414 | fLadTilt[nlay] = tilt; | |
415 | fDetThick[nlay] = dthick; | |
416 | fDetTypeID[nlay] = dettypeID; | |
417 | // | |
418 | } | |
419 | ||
451f5018 | 420 | //______________________________________________________________________ |
5d49e153 | 421 | void AliITSUv11::GetLayerParameters(Int_t nlay, Double_t &phi0, |
422 | Double_t &r, Double_t &zlen, | |
423 | Int_t &nladd, Int_t &nmod, | |
424 | Double_t &width, Double_t &tilt, | |
425 | Double_t <hick, Double_t &dthick) const | |
426 | { | |
451f5018 | 427 | // Gets the layer parameters |
428 | // Inputs: | |
429 | // nlay layer number | |
430 | // Outputs: | |
5d49e153 | 431 | // phi0 phi of 1st ladder |
451f5018 | 432 | // r layer radius |
433 | // zlen layer length | |
434 | // nladd number of ladders | |
435 | // nmod number of modules per ladder | |
436 | // width ladder width | |
437 | // tilt ladder tilt angle | |
438 | // lthick ladder thickness | |
439 | // dthick detector thickness | |
440 | // Return: | |
441 | // none. | |
442 | ||
443 | if (nlay >= fNLayers || nlay < 0) { | |
444 | AliError(Form("Wrong layer number (%d)",nlay)); | |
445 | return; | |
446 | } | |
5d49e153 | 447 | |
448 | phi0 = fLayPhi0[nlay]; | |
449 | r = fLayRadii[nlay]; | |
450 | zlen = fLayZLength[nlay]; | |
451 | nladd = fLaddPerLay[nlay]; | |
452 | nmod = fModPerLadd[nlay]; | |
453 | width = fLadWidth[nlay]; | |
454 | tilt = fLadTilt[nlay]; | |
451f5018 | 455 | lthick = fLadThick[nlay]; |
456 | dthick = fDetThick[nlay]; | |
457 | } | |
458 | ||
459 | //______________________________________________________________________ | |
460 | void AliITSUv11::Init() | |
461 | { | |
462 | // Initialise the ITS after it has been created. | |
463 | UpdateInternalGeometry(); | |
464 | AliITSU::Init(); | |
02d6eccc | 465 | // |
451f5018 | 466 | } |
467 | ||
468 | //______________________________________________________________________ | |
5d49e153 | 469 | Bool_t AliITSUv11::IsLayerTurbo(Int_t nlay) |
451f5018 | 470 | { |
471 | // Returns true if the layer is a "turbo" layer | |
472 | if ( nlay < 0 || nlay > fNLayers ) { | |
473 | AliError(Form("Wrong layer number %d",nlay)); | |
474 | return kFALSE; | |
475 | } | |
476 | else return fUpGeom[nlay]->IsTurbo(); | |
477 | } | |
478 | ||
479 | //______________________________________________________________________ | |
480 | void AliITSUv11::SetDefaults() | |
481 | { | |
482 | // sets the default segmentation, response, digit and raw cluster classes | |
483 | } | |
484 | ||
485 | //______________________________________________________________________ | |
486 | void AliITSUv11::StepManager() | |
487 | { | |
488 | // Called for every step in the ITS, then calles the AliITSUHit class | |
489 | // creator with the information to be recoreded about that hit. | |
490 | // The value of the macro ALIITSPRINTGEOM if set to 1 will allow the | |
491 | // printing of information to a file which can be used to create a .det | |
492 | // file read in by the routine CreateGeometry(). If set to 0 or any other | |
493 | // value except 1, the default behavior, then no such file is created nor | |
494 | // it the extra variables and the like used in the printing allocated. | |
495 | // Inputs: | |
496 | // none. | |
497 | // Outputs: | |
498 | // none. | |
499 | // Return: | |
500 | // none. | |
501 | if(!(this->IsActive())) return; | |
502 | if(!(gMC->TrackCharge())) return; | |
503 | // | |
504 | Int_t copy, lay = 0; | |
505 | Int_t id = gMC->CurrentVolID(copy); | |
506 | ||
507 | Bool_t notSens = kFALSE; | |
508 | while ((lay<fNLayers) && (notSens = (id!=fIdSens[lay]))) ++lay; | |
509 | //printf("R: %.1f | Lay: %d NotSens: %d\n",positionRS.Pt(), lay, notSens); | |
510 | ||
511 | if (notSens) return; | |
512 | ||
513 | if(gMC->IsTrackExiting()) { | |
514 | AddTrackReference(gAlice->GetMCApp()->GetCurrentTrackNumber(), AliTrackReference::kITS); | |
515 | } // if Outer ITS mother Volume | |
516 | ||
517 | static TLorentzVector position, momentum; // Saves on calls to construtors | |
518 | static AliITSUHit hit;// Saves on calls to constructors | |
519 | ||
520 | TClonesArray &lhits = *(Hits()); | |
521 | Int_t cpn0, cpn1, mod, status = 0; | |
522 | // | |
523 | // Track status | |
524 | if(gMC->IsTrackInside()) status += 1; | |
525 | if(gMC->IsTrackEntering()) status += 2; | |
526 | if(gMC->IsTrackExiting()) status += 4; | |
527 | if(gMC->IsTrackOut()) status += 8; | |
528 | if(gMC->IsTrackDisappeared()) status += 16; | |
529 | if(gMC->IsTrackStop()) status += 32; | |
530 | if(gMC->IsTrackAlive()) status += 64; | |
531 | ||
532 | // | |
533 | // retrieve the indices with the volume path | |
534 | // | |
535 | if (lay < 0 || lay >= fNLayers) { | |
536 | AliError(Form("Invalid value: lay=%d. Not an ITS sensitive volume",lay)); | |
537 | return; // not an ITS sensitive volume. | |
538 | } else { | |
539 | copy = 1; | |
540 | gMC->CurrentVolOffID(1,cpn1); | |
541 | gMC->CurrentVolOffID(2,cpn0); | |
542 | } // | |
543 | ||
544 | mod = fGeomTGeo->GetModuleIndex(lay,cpn0,cpn1); | |
545 | //RS2DEL fInitGeom.DecodeDetector(mod,lay+1,cpn0,cpn1,copy); | |
546 | // | |
547 | // Fill hit structure. | |
548 | // | |
549 | hit.SetModule(mod); | |
550 | hit.SetTrack(gAlice->GetMCApp()->GetCurrentTrackNumber()); | |
551 | gMC->TrackPosition(position); | |
552 | gMC->TrackMomentum(momentum); | |
553 | hit.SetPosition(position); | |
554 | hit.SetTime(gMC->TrackTime()); | |
555 | hit.SetMomentum(momentum); | |
556 | hit.SetStatus(status); | |
557 | hit.SetEdep(gMC->Edep()); | |
558 | hit.SetShunt(GetIshunt()); | |
559 | if(gMC->IsTrackEntering()){ | |
560 | hit.SetStartPosition(position); | |
561 | hit.SetStartTime(gMC->TrackTime()); | |
562 | hit.SetStartStatus(status); | |
563 | return; // don't save entering hit. | |
564 | } // end if IsEntering | |
565 | // Fill hit structure with this new hit. | |
566 | //Info("StepManager","Calling Copy Constructor"); | |
567 | new(lhits[fNhits++]) AliITSUHit(hit); // Use Copy Construtor. | |
568 | // Save old position... for next hit. | |
569 | hit.SetStartPosition(position); | |
570 | hit.SetStartTime(gMC->TrackTime()); | |
571 | hit.SetStartStatus(status); | |
572 | ||
573 | return; | |
574 | } | |
575 | ||
576 | //______________________________________________________________________ | |
577 | void AliITSUv11::SetLayerDetTypeID(Int_t lr, UInt_t id) | |
578 | { | |
579 | // set det type | |
580 | if (!fDetTypeID || fNLayers<=lr) AliFatal(Form("Number of layers %d, %d is manipulated",fNLayers,lr)); | |
581 | fDetTypeID[lr] = id; | |
582 | } | |
583 | ||
584 | //______________________________________________________________________ | |
585 | Int_t AliITSUv11::GetLayerDetTypeID(Int_t lr) | |
586 | { | |
587 | // set det type | |
588 | if (!fDetTypeID || fNLayers<=lr) AliFatal(Form("Number of layers %d, %d is manipulated",fNLayers,lr)); | |
589 | return fDetTypeID[lr]; | |
590 | } |