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5d12ce38 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, 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 | /* $Id$ */ | |
17 | ||
d0d4a6b3 | 18 | // This class is extracted from the AliRun class |
19 | // and contains all the MC-related functionality | |
20 | // The number of dependencies has to be reduced... | |
21 | // Author: F.Carminati | |
22 | // Federico.Carminati@cern.ch | |
23 | ||
01a0f5d0 | 24 | #include <string.h> |
25 | ||
c75cfb51 | 26 | #include <RVersion.h> |
3e2e3ece | 27 | #include <TArrayI.h> |
7ca4655f | 28 | #include <TClonesArray.h> |
3e2e3ece | 29 | #include <TFile.h> |
f7a1cc68 | 30 | #include <TGeoGlobalMagField.h> |
7ca4655f | 31 | #include <TGeoManager.h> |
3e2e3ece | 32 | #include <TParticle.h> |
33 | #include <TROOT.h> | |
5d12ce38 | 34 | #include <TStopwatch.h> |
35 | #include <TSystem.h> | |
36 | #include <TVirtualMC.h> | |
81333cca | 37 | #include <TMCVerbose.h> |
c93255fe | 38 | #include <TTree.h> |
b60e0f5e | 39 | |
3e2e3ece | 40 | #include "AliCDBEntry.h" |
41 | #include "AliCDBManager.h" | |
42 | #include "AliCDBStorage.h" | |
5d12ce38 | 43 | #include "AliDetector.h" |
44 | #include "AliGenerator.h" | |
3e2e3ece | 45 | #include "AliGeomManager.h" |
5d12ce38 | 46 | #include "AliHeader.h" |
3e2e3ece | 47 | #include "AliHit.h" |
5d12ce38 | 48 | #include "AliLego.h" |
3e2e3ece | 49 | #include "AliLog.h" |
5d12ce38 | 50 | #include "AliMC.h" |
3e2e3ece | 51 | #include "AliMagF.h" |
5d12ce38 | 52 | #include "AliRun.h" |
3e2e3ece | 53 | #include "AliSimulation.h" |
5d12ce38 | 54 | #include "AliStack.h" |
55 | #include "AliTrackReference.h" | |
a5fe2c41 | 56 | #include "AliTransportMonitor.h" |
5d12ce38 | 57 | |
66b0310c | 58 | using std::endl; |
59 | using std::cout; | |
5d12ce38 | 60 | ClassImp(AliMC) |
61 | ||
62 | //_______________________________________________________________________ | |
63 | AliMC::AliMC() : | |
64 | fGenerator(0), | |
9d188d33 | 65 | fSaveRndmStatus(kFALSE), |
66 | fSaveRndmEventStatus(kFALSE), | |
67 | fReadRndmStatus(kFALSE), | |
a5fe2c41 | 68 | fUseMonitoring(kFALSE), |
9d188d33 | 69 | fRndmFileName("random.root"), |
5d12ce38 | 70 | fEventEnergy(0), |
71 | fSummEnergy(0), | |
72 | fSum2Energy(0), | |
73 | fTrRmax(1.e10), | |
74 | fTrZmax(1.e10), | |
90e48c0c | 75 | fRDecayMax(1.e10), |
38ca2ad6 | 76 | fRDecayMin(-1.), |
90e48c0c | 77 | fDecayPdg(0), |
5d12ce38 | 78 | fImedia(0), |
79 | fTransParName("\0"), | |
a5fe2c41 | 80 | fMonitor(0), |
5d12ce38 | 81 | fHitLists(0), |
3cac0921 | 82 | fTmpTreeTR(0), |
83 | fTmpFileTR(0), | |
fd650020 | 84 | fTrackReferences(), |
85 | fTmpTrackReferences() | |
5d12ce38 | 86 | |
87 | { | |
d0d4a6b3 | 88 | //default constructor |
0561efeb | 89 | DecayLimits(); |
5d12ce38 | 90 | } |
91 | ||
92 | //_______________________________________________________________________ | |
93 | AliMC::AliMC(const char *name, const char *title) : | |
94 | TVirtualMCApplication(name, title), | |
95 | fGenerator(0), | |
9d188d33 | 96 | fSaveRndmStatus(kFALSE), |
97 | fSaveRndmEventStatus(kFALSE), | |
98 | fReadRndmStatus(kFALSE), | |
a5fe2c41 | 99 | fUseMonitoring(kFALSE), |
9d188d33 | 100 | fRndmFileName("random.root"), |
5d12ce38 | 101 | fEventEnergy(0), |
102 | fSummEnergy(0), | |
103 | fSum2Energy(0), | |
104 | fTrRmax(1.e10), | |
105 | fTrZmax(1.e10), | |
90e48c0c | 106 | fRDecayMax(1.e10), |
38ca2ad6 | 107 | fRDecayMin(-1.), |
90e48c0c | 108 | fDecayPdg(0), |
5d12ce38 | 109 | fImedia(new TArrayI(1000)), |
110 | fTransParName("\0"), | |
a5fe2c41 | 111 | fMonitor(0), |
5d12ce38 | 112 | fHitLists(new TList()), |
3cac0921 | 113 | fTmpTreeTR(0), |
114 | fTmpFileTR(0), | |
fd650020 | 115 | fTrackReferences("AliTrackReference", 100), |
116 | fTmpTrackReferences("AliTrackReference", 100) | |
5d12ce38 | 117 | { |
d0d4a6b3 | 118 | //constructor |
5d12ce38 | 119 | // Set transport parameters |
120 | SetTransPar(); | |
0561efeb | 121 | DecayLimits(); |
5d12ce38 | 122 | // Prepare the tracking medium lists |
123 | for(Int_t i=0;i<1000;i++) (*fImedia)[i]=-99; | |
5d12ce38 | 124 | } |
125 | ||
5d12ce38 | 126 | //_______________________________________________________________________ |
127 | AliMC::~AliMC() | |
128 | { | |
d0d4a6b3 | 129 | //destructor |
5d12ce38 | 130 | delete fGenerator; |
131 | delete fImedia; | |
5d12ce38 | 132 | delete fHitLists; |
a5fe2c41 | 133 | delete fMonitor; |
5d12ce38 | 134 | // Delete track references |
5d12ce38 | 135 | } |
136 | ||
5d12ce38 | 137 | //_______________________________________________________________________ |
138 | void AliMC::ConstructGeometry() | |
139 | { | |
140 | // | |
4a9de4af | 141 | // Either load geometry from file or create it through usual |
142 | // loop on detectors. In the first case the method | |
143 | // AliModule::CreateMaterials() only builds fIdtmed and is postponed | |
144 | // at InitGeometry(). | |
5d12ce38 | 145 | // |
146 | ||
d97f1dbe | 147 | if(AliSimulation::Instance()->IsGeometryFromFile()){ //load geometry either from CDB or from file |
148 | if(IsGeometryFromCDB()){ | |
ced249e6 | 149 | AliInfo("Loading geometry from CDB default storage"); |
150 | AliCDBPath path("GRP","Geometry","Data"); | |
151 | AliCDBEntry *entry=AliCDBManager::Instance()->Get(path.GetPath()); | |
152 | if(!entry) AliFatal("Unable to load geometry from CDB!"); | |
153 | entry->SetOwner(0); | |
154 | gGeoManager = (TGeoManager*) entry->GetObject(); | |
155 | if (!gGeoManager) AliFatal("TGeoManager object not found in the specified CDB entry!"); | |
4a9de4af | 156 | }else{ |
ced249e6 | 157 | // Load geometry |
d97f1dbe | 158 | const char *geomfilename = AliSimulation::Instance()->GetGeometryFile(); |
ced249e6 | 159 | if(gSystem->ExpandPathName(geomfilename)){ |
160 | AliInfo(Form("Loading geometry from file:\n %40s",geomfilename)); | |
161 | TGeoManager::Import(geomfilename); | |
162 | }else{ | |
163 | AliInfo(Form("Geometry file %40s not found!\n",geomfilename)); | |
164 | return; | |
165 | } | |
4a9de4af | 166 | } |
2942f542 | 167 | TVirtualMC::GetMC()->SetRootGeometry(); |
4a9de4af | 168 | }else{ |
169 | // Create modules, materials, geometry | |
e8bfa5e3 | 170 | if (!gGeoManager) new TGeoManager("ALICE", "ALICE geometry"); |
5d12ce38 | 171 | TStopwatch stw; |
172 | TIter next(gAlice->Modules()); | |
173 | AliModule *detector; | |
21bf7095 | 174 | AliDebug(1, "Geometry creation:"); |
5d12ce38 | 175 | while((detector = dynamic_cast<AliModule*>(next()))) { |
176 | stw.Start(); | |
177 | // Initialise detector materials and geometry | |
178 | detector->CreateMaterials(); | |
179 | detector->CreateGeometry(); | |
21bf7095 | 180 | AliInfo(Form("%10s R:%.2fs C:%.2fs", |
181 | detector->GetName(),stw.RealTime(),stw.CpuTime())); | |
5d12ce38 | 182 | } |
4a9de4af | 183 | } |
184 | ||
5d12ce38 | 185 | } |
186 | ||
39b3f8ba | 187 | //_______________________________________________________________________ |
188 | Bool_t AliMC::MisalignGeometry() | |
189 | { | |
d97f1dbe | 190 | // Call misalignment code if AliSimulation object was defined. |
191 | ||
192 | if(!AliSimulation::Instance()->IsGeometryFromFile()){ | |
193 | //Set alignable volumes for the whole geometry | |
194 | SetAllAlignableVolumes(); | |
195 | } | |
196 | // Misalign geometry via AliSimulation instance | |
197 | if (!AliSimulation::Instance()) return kFALSE; | |
198 | AliGeomManager::SetGeometry(gGeoManager); | |
199 | if(!AliGeomManager::CheckSymNamesLUT("ALL")) | |
0bf7aade | 200 | AliFatal("Current loaded geometry differs in the definition of symbolic names!"); |
d97f1dbe | 201 | |
202 | return AliSimulation::Instance()->MisalignGeometry(AliRunLoader::Instance()); | |
39b3f8ba | 203 | } |
204 | ||
661663fa | 205 | //_______________________________________________________________________ |
206 | void AliMC::ConstructOpGeometry() | |
207 | { | |
208 | // | |
209 | // Loop all detector modules and call DefineOpticalProperties() method | |
210 | // | |
211 | ||
212 | TIter next(gAlice->Modules()); | |
213 | AliModule *detector; | |
214 | AliInfo("Optical properties definition"); | |
215 | while((detector = dynamic_cast<AliModule*>(next()))) { | |
dde0a601 | 216 | // Initialise detector geometry |
d97f1dbe | 217 | if(AliSimulation::Instance()->IsGeometryFromFile()) detector->CreateMaterials(); |
661663fa | 218 | // Initialise detector optical properties |
219 | detector->DefineOpticalProperties(); | |
220 | } | |
221 | } | |
222 | ||
81333cca | 223 | #include <TPDGCode.h> |
224 | //_______________________________________________________________________ | |
225 | void AliMC::AddParticles() | |
226 | { | |
227 | // | |
228 | // Add particles (not present in Geant3 or Geant4) | |
229 | // | |
230 | ||
81333cca | 231 | cout << "########## AliMC::AddParticles" << endl; |
232 | ||
233 | //Hypertriton | |
2942f542 | 234 | TVirtualMC::GetMC()->DefineParticle(1010010030, "HyperTriton", kPTHadron, 2.99131 , 1.0, 2.632e-10,"Ion", 0.0, 0, 1, 0, 0, 0, 0, 0, 3, kFALSE); |
81333cca | 235 | //Anti-Hypertriton |
2942f542 | 236 | TVirtualMC::GetMC()->DefineParticle(-1010010030, "AntiHyperTriton", kPTHadron, 2.99131 , 1.0, 2.632e-10,"Ion", 0.0, 0, 1, 0, 0, 0, 0, 0, 3, kFALSE); |
81333cca | 237 | |
154fdac9 | 238 | //Hyper hydrogen 4 |
2942f542 | 239 | TVirtualMC::GetMC()->DefineParticle(1010010040, "Hyperhydrog4", kPTHadron, 3.931 , 1.0, 2.632e-10,"Ion", 0.0, 0, 1, 0, 0, 0, 0, 0, 4, kFALSE); |
c05d75f7 | 240 | //Anti-Hyper hydrogen 4 |
2942f542 | 241 | TVirtualMC::GetMC()->DefineParticle(-1010010040, "AntiHyperhydrog4", kPTHadron, 3.931 , 1.0, 2.632e-10,"Ion", 0.0, 0, 1, 0, 0, 0, 0, 0, 4, kFALSE); |
c05d75f7 | 242 | |
154fdac9 | 243 | //Hyper helium 4 |
2942f542 | 244 | TVirtualMC::GetMC()->DefineParticle(1010020040, "Hyperhelium4", kPTHadron, 3.929 , 2.0, 2.632e-10,"Ion", 0.0, 0, 1, 0, 0, 0, 0, 0, 4, kFALSE); |
c05d75f7 | 245 | //Anti-Hyper helium 4 |
2942f542 | 246 | TVirtualMC::GetMC()->DefineParticle(-1010020040, "AntiHyperhelium4", kPTHadron, 3.929 , 2.0, 2.632e-10,"Ion", 0.0, 0, 1, 0, 0, 0, 0, 0, 4, kFALSE); |
c05d75f7 | 247 | |
81333cca | 248 | //Lambda-Neutron |
2942f542 | 249 | TVirtualMC::GetMC()->DefineParticle(1010000020, "LambdaNeutron", kPTNeutron, 2.054 , 0.0, 2.632e-10,"Hadron", 0.0, 0, 1, 0, 0, 0, 0, 0, 2, kFALSE); |
81333cca | 250 | |
251 | //Anti-Lambda-Neutron | |
2942f542 | 252 | TVirtualMC::GetMC()->DefineParticle(-1010000020, "AntiLambdaNeutron", kPTNeutron, 2.054 , 0.0, 2.632e-10,"Hadron", 0.0, 0, 1, 0, 0, 0, 0, 0, 2, kFALSE); |
81333cca | 253 | |
254 | //H-Dibaryon | |
154fdac9 | 255 | TVirtualMC::GetMC()->DefineParticle(1020000020, "Hdibaryon", kPTNeutron, 2.23, 0.0, 2.632e-10,"Hadron", 0.0, 0, 1, 0, 0, 0, 0, 0, 2, kFALSE); |
81333cca | 256 | //Anti-H-Dibaryon |
154fdac9 | 257 | TVirtualMC::GetMC()->DefineParticle(-1020000020, "AntiHdibaryon", kPTNeutron, 2.23, 0.0, 2.632e-10,"Hadron", 0.0, 0, 1, 0, 0, 0, 0, 0, 2, kFALSE); |
81333cca | 258 | |
851a3884 | 259 | //Xi-Proton |
2942f542 | 260 | TVirtualMC::GetMC()->DefineParticle(1030000020, "Xi0Proton", kPTHadron, 2.248 , 1.0, 1.333e-10,"Ion", 0.0, 0, 1, 0, 0, 0, 0, 0, 2, kFALSE); |
851a3884 | 261 | |
262 | //Anti-Xi-Proton | |
2942f542 | 263 | TVirtualMC::GetMC()->DefineParticle(-1030000020, "AntiXi0Proton", kPTHadron, 2.248 , 1.0, 1.333e-10,"Ion", 0.0, 0, 1, 0, 0, 0, 0, 0, 2, kFALSE); |
851a3884 | 264 | |
265 | //Lambda-Neutron-Neutron | |
2942f542 | 266 | TVirtualMC::GetMC()->DefineParticle(1010000030, "LambdaNeutronNeutron", kPTNeutron, 2.982 , 0.0, 2.632e-10,"Hadron", 0.0, 0, 1, 0, 0, 0, 0, 0, 2, kFALSE); |
851a3884 | 267 | |
268 | //Anti-Lambda-Neutron-Neutron | |
2942f542 | 269 | TVirtualMC::GetMC()->DefineParticle(-1010000030, "AntiLambdaNeutronNeutron", kPTNeutron, 2.982 , 0.0, 2.632e-10,"Hadron", 0.0, 0, 1, 0, 0, 0, 0, 0, 2, kFALSE); |
851a3884 | 270 | |
154fdac9 | 271 | //Resonances not in Generators |
272 | // f0(980) assume 70 MeV as width (PDG: 40 to 100 MeV) | |
273 | TVirtualMC::GetMC()->DefineParticle(9010221, "f0_980", kPTNeutron, 0.98 , 0.0, 9.403e-24,"Hadron", 7e-2, 0, 0, 0, 0, 0, 0, 0, 0, kTRUE); | |
274 | ||
275 | // f2(1270) (PDG: width = 185 MeV) | |
276 | TVirtualMC::GetMC()->DefineParticle(225, "f2_1270", kPTNeutron, 1.275 , 0.0, 3.558e-24,"Hadron", 0.185, 0, 0, 0, 0, 0, 0, 0, 0, kTRUE); | |
277 | ||
81333cca | 278 | // Define the 2- and 3-body phase space decay for the Hyper-Triton |
279 | Int_t mode[6][3]; | |
280 | Float_t bratio[6]; | |
281 | ||
282 | for (Int_t kz = 0; kz < 6; kz++) { | |
283 | bratio[kz] = 0.; | |
284 | mode[kz][0] = 0; | |
285 | mode[kz][1] = 0; | |
286 | mode[kz][2] = 0; | |
287 | } | |
288 | bratio[0] = 50.; | |
289 | mode[0][0] = 1000020030; // Helium3 | |
290 | mode[0][1] = -211; // negative pion | |
c05d75f7 | 291 | |
81333cca | 292 | bratio[1] = 50.; |
293 | mode[1][0] = 1000010020; // deuteron | |
294 | mode[1][1] = 2212; // proton | |
295 | mode[1][2] = -211; // negative pion | |
296 | ||
2942f542 | 297 | TVirtualMC::GetMC()->SetDecayMode(1010010030,bratio,mode); |
81333cca | 298 | |
299 | ||
300 | ||
301 | // Define the 2- and 3-body phase space decay for the Anti-Hyper-Triton | |
302 | Int_t amode[6][3]; | |
303 | Float_t abratio[6]; | |
304 | ||
305 | for (Int_t kz = 0; kz < 6; kz++) { | |
306 | abratio[kz] = 0.; | |
307 | amode[kz][0] = 0; | |
308 | amode[kz][1] = 0; | |
309 | amode[kz][2] = 0; | |
310 | } | |
311 | abratio[0] = 50.; | |
312 | amode[0][0] = -1000020030; // anti- Helium3 | |
313 | amode[0][1] = 211; // positive pion | |
314 | abratio[1] = 50.; | |
315 | amode[1][0] = -1000010020; // anti-deuteron | |
316 | amode[1][1] = -2212; // anti-proton | |
317 | amode[1][2] = 211; // positive pion | |
318 | ||
2942f542 | 319 | TVirtualMC::GetMC()->SetDecayMode(-1010010030,abratio,amode); |
81333cca | 320 | |
c05d75f7 | 321 | ////// ----------Hypernuclei with Mass=4 ----------- ////////// |
322 | ||
323 | // Define the 2- and 3-body phase space decay for the Hyper Hydrogen 4 | |
324 | ||
325 | Int_t mode3[6][3]; | |
326 | Float_t bratio3[6]; | |
327 | ||
328 | for (Int_t kz = 0; kz < 6; kz++) { | |
329 | bratio3[kz] = 0.; | |
330 | mode3[kz][0] = 0; | |
331 | mode3[kz][1] = 0; | |
332 | mode3[kz][2] = 0; | |
333 | } | |
334 | bratio3[0] = 50.; | |
335 | mode3[0][0] = 1000020040; // Helium4 | |
336 | mode3[0][1] = -211; // negative pion | |
337 | ||
338 | bratio3[1] = 50.; | |
339 | mode3[1][0] = 1000010030; // tritium | |
340 | mode3[1][1] = 2212; // proton | |
341 | mode3[1][2] = -211; // negative pion | |
342 | ||
2942f542 | 343 | TVirtualMC::GetMC()->SetDecayMode(1010010040,bratio3,mode3); |
c05d75f7 | 344 | |
345 | ||
346 | // Define the 2- and 3-body phase space decay for the Hyper Hydrogen 4 | |
347 | Int_t amode3[6][3]; | |
348 | Float_t abratio3[6]; | |
349 | ||
350 | for (Int_t kz = 0; kz < 6; kz++) { | |
351 | abratio3[kz] = 0.; | |
352 | amode3[kz][0] = 0; | |
353 | amode3[kz][1] = 0; | |
354 | amode3[kz][2] = 0; | |
355 | } | |
356 | abratio3[0] = 50.; | |
357 | amode3[0][0] = -1000020040; // anti- Helium4 | |
358 | amode3[0][1] = 211; // positive pion | |
359 | abratio3[1] = 50.; | |
360 | amode3[1][0] = -1000010030; // anti-tritium | |
361 | amode3[1][1] = -2212; // anti-proton | |
362 | amode3[1][2] = 211; // positive pion | |
363 | ||
2942f542 | 364 | TVirtualMC::GetMC()->SetDecayMode(-1010010040,abratio3,amode3); |
c05d75f7 | 365 | |
366 | ||
367 | // Define the 3-body phase space decay for the Hyper Helium 4 | |
368 | Int_t mode4[6][3]; | |
369 | Float_t bratio4[6]; | |
370 | ||
371 | for (Int_t kz = 0; kz < 6; kz++) { | |
372 | bratio4[kz] = 0.; | |
373 | mode4[kz][0] = 0; | |
374 | mode4[kz][1] = 0; | |
375 | mode4[kz][2] = 0; | |
376 | } | |
377 | bratio4[0] = 100.; | |
378 | mode4[0][0] = 1000020030; // Helium3 | |
379 | mode4[0][1] = -211; // negative pion | |
380 | mode4[0][2] = 2212; // proton | |
381 | ||
2942f542 | 382 | TVirtualMC::GetMC()->SetDecayMode(1010020040,bratio4,mode4); |
c05d75f7 | 383 | |
384 | ||
385 | // Define the 2-body phase space decay for the Anti-Hyper Helium 4 | |
386 | Int_t amode4[6][3]; | |
387 | Float_t abratio4[6]; | |
388 | ||
389 | for (Int_t kz = 0; kz < 6; kz++) { | |
390 | abratio4[kz] = 0.; | |
391 | amode4[kz][0] = 0; | |
392 | amode4[kz][1] = 0; | |
393 | amode4[kz][2] = 0; | |
394 | } | |
395 | abratio4[0] = 100.; | |
396 | amode4[0][0] = -1000020030; // anti-Helium 3 | |
397 | amode4[0][1] = 211; // positive pion | |
398 | amode4[0][2] = -2212; // anti proton | |
399 | ||
2942f542 | 400 | TVirtualMC::GetMC()->SetDecayMode(-1010020040,abratio4,amode4); |
c05d75f7 | 401 | |
402 | ||
81333cca | 403 | // Define the 2-body phase space decay for the Lambda-neutron boundstate |
404 | Int_t mode1[6][3]; | |
405 | Float_t bratio1[6]; | |
406 | ||
407 | for (Int_t kz = 0; kz < 6; kz++) { | |
408 | bratio1[kz] = 0.; | |
409 | mode1[kz][0] = 0; | |
410 | mode1[kz][1] = 0; | |
411 | mode1[kz][2] = 0; | |
412 | } | |
413 | bratio1[0] = 100.; | |
414 | mode1[0][0] = 1000010020; // deuteron | |
415 | mode1[0][1] = -211; // negative pion | |
416 | ||
2942f542 | 417 | TVirtualMC::GetMC()->SetDecayMode(1010000020,bratio1,mode1); |
81333cca | 418 | |
419 | ||
420 | // Define the 2-body phase space decay for the Anti-Lambda-neutron boundstate | |
421 | Int_t amode1[6][3]; | |
422 | Float_t abratio1[6]; | |
423 | ||
424 | for (Int_t kz = 0; kz < 6; kz++) { | |
425 | abratio1[kz] = 0.; | |
426 | amode1[kz][0] = 0; | |
427 | amode1[kz][1] = 0; | |
428 | amode1[kz][2] = 0; | |
429 | } | |
430 | abratio1[0] = 100.; | |
431 | amode1[0][0] = -1000010020; // anti-deuteron | |
432 | amode1[0][1] = 211; // positive pion | |
433 | ||
2942f542 | 434 | TVirtualMC::GetMC()->SetDecayMode(-1010000020,abratio1,amode1); |
81333cca | 435 | |
436 | // Define the 2-body phase space decay for the H-Dibaryon | |
437 | Int_t mode2[6][3]; | |
438 | Float_t bratio2[6]; | |
439 | ||
440 | for (Int_t kz = 0; kz < 6; kz++) { | |
441 | bratio2[kz] = 0.; | |
442 | mode2[kz][0] = 0; | |
443 | mode2[kz][1] = 0; | |
444 | mode2[kz][2] = 0; | |
445 | } | |
446 | bratio2[0] = 100.; | |
447 | mode2[0][0] = 3122; // Lambda | |
448 | mode2[0][1] = 2212; // proton | |
449 | mode2[0][2] = -211; // negative pion | |
450 | ||
2942f542 | 451 | TVirtualMC::GetMC()->SetDecayMode(1020000020,bratio2,mode2); |
81333cca | 452 | |
453 | // Define the 2-body phase space decay for the Anti-H-Dibaryon | |
454 | Int_t amode2[6][3]; | |
455 | Float_t abratio2[6]; | |
456 | ||
457 | for (Int_t kz = 0; kz < 6; kz++) { | |
458 | abratio2[kz] = 0.; | |
459 | amode2[kz][0] = 0; | |
460 | amode2[kz][1] = 0; | |
461 | amode2[kz][2] = 0; | |
462 | } | |
463 | abratio2[0] = 100.; | |
464 | amode2[0][0] = -3122; // anti-deuteron | |
465 | amode2[0][1] = -2212; // anti-proton | |
466 | amode2[0][2] = 211; // positive pion | |
467 | ||
2942f542 | 468 | TVirtualMC::GetMC()->SetDecayMode(-1020000020,abratio2,amode2); |
81333cca | 469 | |
851a3884 | 470 | // Define the 2-body phase space decay for the Xi0P |
471 | Int_t mode5[6][3]; | |
472 | Float_t bratio5[6]; | |
473 | ||
474 | for (Int_t kz = 0; kz < 6; kz++) { | |
475 | bratio5[kz] = 0.; | |
476 | mode5[kz][0] = 0; | |
477 | mode5[kz][1] = 0; | |
478 | mode5[kz][2] = 0; | |
479 | } | |
480 | bratio5[0] = 100.; | |
481 | mode5[0][0] = 3122; // Lambda | |
482 | mode5[0][1] = 2212; // proton | |
483 | ||
2942f542 | 484 | TVirtualMC::GetMC()->SetDecayMode(1030000020,bratio5,mode5); |
851a3884 | 485 | |
486 | // Define the 2-body phase space decay for the Anti-Xi0P | |
487 | Int_t amode5[6][3]; | |
488 | Float_t abratio5[6]; | |
489 | ||
490 | for (Int_t kz = 0; kz < 6; kz++) { | |
491 | abratio5[kz] = 0.; | |
492 | amode5[kz][0] = 0; | |
493 | amode5[kz][1] = 0; | |
494 | amode5[kz][2] = 0; | |
495 | } | |
496 | abratio5[0] = 100.; | |
497 | amode5[0][0] = -3122; // anti-Lambda | |
498 | amode5[0][1] = -2212; // anti-proton | |
499 | ||
2942f542 | 500 | TVirtualMC::GetMC()->SetDecayMode(-1030000020,abratio5,amode5); |
851a3884 | 501 | |
502 | // Define the 2-body phase space decay for the Lambda-Neutron-Neutron | |
503 | Int_t mode6[6][3]; | |
504 | Float_t bratio6[6]; | |
505 | ||
506 | for (Int_t kz = 0; kz < 6; kz++) { | |
507 | bratio6[kz] = 0.; | |
508 | mode6[kz][0] = 0; | |
509 | mode6[kz][1] = 0; | |
510 | mode6[kz][2] = 0; | |
511 | } | |
512 | bratio6[0] = 100.; | |
513 | mode6[0][0] = 1000010030; // triton | |
514 | mode6[0][1] = -211; // pion | |
515 | ||
2942f542 | 516 | TVirtualMC::GetMC()->SetDecayMode(1010000030,bratio6,mode6); |
851a3884 | 517 | |
518 | // Define the 2-body phase space decay for the Anti-Lambda-Neutron-Neutron | |
519 | Int_t amode6[6][3]; | |
520 | Float_t abratio6[6]; | |
521 | ||
522 | for (Int_t kz = 0; kz < 6; kz++) { | |
523 | abratio6[kz] = 0.; | |
524 | amode6[kz][0] = 0; | |
525 | amode6[kz][1] = 0; | |
526 | amode6[kz][2] = 0; | |
527 | } | |
528 | abratio6[0] = 100.; | |
529 | amode6[0][0] = -1000010030; // anti-triton | |
530 | amode6[0][1] = 211; // pion | |
531 | ||
2942f542 | 532 | TVirtualMC::GetMC()->SetDecayMode(-1010000030,abratio6,amode6); |
851a3884 | 533 | |
154fdac9 | 534 | /////////////////////////////////////////////////////////////////// |
535 | ||
536 | // Define the 2-body phase space decay for the f0(980) | |
537 | // Int_t mode[6][3]; | |
538 | // Float_t bratio[6]; | |
539 | ||
540 | for (Int_t kz = 0; kz < 6; kz++) { | |
541 | bratio[kz] = 0.; | |
542 | mode[kz][0] = 0; | |
543 | mode[kz][1] = 0; | |
544 | mode[kz][2] = 0; | |
545 | } | |
546 | bratio[0] = 100.; | |
547 | mode[0][0] = 211; // pion | |
548 | mode[0][1] = -211; // pion | |
549 | ||
550 | TVirtualMC::GetMC()->SetDecayMode(9010221,bratio,mode); | |
551 | ||
552 | // Define the 2-body phase space decay for the f2(1270) | |
553 | // Int_t mode[6][3]; | |
554 | // Float_t bratio[6]; | |
555 | ||
556 | for (Int_t kz = 0; kz < 6; kz++) { | |
557 | bratio[kz] = 0.; | |
558 | mode[kz][0] = 0; | |
559 | mode[kz][1] = 0; | |
560 | mode[kz][2] = 0; | |
561 | } | |
562 | bratio[0] = 100.; | |
563 | mode[0][0] = 211; // pion | |
564 | mode[0][1] = -211; // pion | |
565 | ||
566 | TVirtualMC::GetMC()->SetDecayMode(225,bratio,mode); | |
567 | ||
62283a99 | 568 | // Lambda1520/Lambda1520bar |
569 | ||
570 | TVirtualMC::GetMC()->DefineParticle(3124, "Lambda1520", kPTNeutron, 1.5195 , 0.0, 4.22e-23,"Hadron", 0.0156, 3, -1, 0, 0, 0, 0, 3, 0, kTRUE); | |
571 | TVirtualMC::GetMC()->DefineParticle(-3124, "Lambda1520bar", kPTNeutron, 1.5195 , 0.0, 4.22e-23,"Hadron", 0.0156, 3, -1, 0, 0, 0, 0, 3, 0, kTRUE); | |
572 | ||
573 | // Lambda1520 decay modes | |
574 | ||
575 | // L(1520) -> p K- | |
576 | bratio[0] = 0.223547; | |
577 | mode[0][0] = 2212; | |
578 | mode[0][1] = -321; | |
579 | ||
580 | // L(1520) -> n K0 | |
581 | bratio[1] = 0.223547; | |
582 | mode[1][0] = 2112; | |
583 | mode[1][1] = -311; | |
584 | ||
585 | // L(1520) -> Sigma+ pi- | |
586 | bratio[2] = 0.139096; | |
587 | mode[2][0] = 3222; | |
588 | mode[2][1] = -211; | |
589 | ||
590 | // L(1520) -> Sigma0 pi0 | |
591 | bratio[3] = 0.139096; | |
592 | mode[3][0] = 3212; | |
593 | mode[3][1] = 111; | |
594 | ||
595 | // L(1520) -> Sigma- pi+ | |
596 | bratio[4] = 0.139096; | |
597 | mode[4][0] = 3112; | |
598 | mode[4][1] = 211; | |
599 | ||
600 | // The other decay modes are neglected | |
601 | bratio[5] = 0.; | |
602 | mode[5][0] = 0; | |
603 | mode[5][1] = 0; | |
604 | ||
605 | TVirtualMC::GetMC()->SetDecayMode(3124,bratio,mode); | |
606 | ||
607 | // Lambda1520bar decay modes | |
608 | ||
609 | // L(1520)bar -> p- K+ | |
610 | bratio[0] = 0.223547; | |
611 | mode[0][0] = -2212; | |
612 | mode[0][1] = 321; | |
613 | ||
614 | // L(1520)bar -> nbar K0bar | |
615 | bratio[1] = 0.223547; | |
616 | mode[1][0] = -2112; | |
617 | mode[1][1] = 311; | |
618 | ||
619 | // L(1520)bar -> Sigmabar- pi+ | |
620 | bratio[2] = 0.139096; | |
621 | mode[2][0] = -3222; | |
622 | mode[2][1] = 211; | |
623 | ||
624 | // L(1520)bar -> Sigma0bar pi0 | |
625 | bratio[3] = 0.139096; | |
626 | mode[3][0] = -3212; | |
627 | mode[3][1] = 111; | |
628 | ||
629 | // L(1520)bar -> Sigmabar+ pi- | |
630 | bratio[4] = 0.139096; | |
631 | mode[4][0] = -3112; | |
632 | mode[4][1] = -211; | |
633 | ||
634 | // The other decay modes are neglected | |
635 | bratio[5] = 0.; | |
636 | mode[5][0] = 0; | |
637 | mode[5][1] = 0; | |
638 | ||
639 | TVirtualMC::GetMC()->SetDecayMode(-3124,bratio,mode); | |
154fdac9 | 640 | |
81333cca | 641 | // -------------------------------------------------------------------- |
642 | } | |
643 | ||
5d12ce38 | 644 | //_______________________________________________________________________ |
645 | void AliMC::InitGeometry() | |
646 | { | |
647 | // | |
27cf3cdc | 648 | // Initialize detectors |
5d12ce38 | 649 | // |
650 | ||
4a9de4af | 651 | AliInfo("Initialisation:"); |
652 | TStopwatch stw; | |
653 | TIter next(gAlice->Modules()); | |
654 | AliModule *detector; | |
655 | while((detector = dynamic_cast<AliModule*>(next()))) { | |
656 | stw.Start(); | |
4a9de4af | 657 | detector->Init(); |
4a9de4af | 658 | AliInfo(Form("%10s R:%.2fs C:%.2fs", |
659 | detector->GetName(),stw.RealTime(),stw.CpuTime())); | |
660 | } | |
4787b401 | 661 | } |
662 | ||
d97f1dbe | 663 | //_______________________________________________________________________ |
664 | void AliMC::SetGeometryFromCDB() | |
665 | { | |
666 | // Set the loading of geometry from cdb instead of creating it | |
667 | // A default CDB storage needs to be set before this method is called | |
668 | if(AliCDBManager::Instance()->IsDefaultStorageSet() && | |
669 | AliCDBManager::Instance()->GetRun() >= 0) | |
670 | AliSimulation::Instance()->SetGeometryFile("*OCDB*"); | |
671 | else | |
672 | AliError("Loading of geometry from CDB ignored. First set a default CDB storage!"); | |
673 | } | |
674 | ||
675 | //_______________________________________________________________________ | |
676 | Bool_t AliMC::IsGeometryFromCDB() const | |
677 | { | |
678 | return (strcmp(AliSimulation::Instance()->GetGeometryFile(),"*OCDB*")==0); | |
679 | } | |
680 | ||
4787b401 | 681 | //_______________________________________________________________________ |
682 | void AliMC::SetAllAlignableVolumes() | |
683 | { | |
684 | // | |
685 | // Add alignable volumes (TGeoPNEntries) looping on all | |
686 | // active modules | |
687 | // | |
688 | ||
689 | AliInfo(Form("Setting entries for all alignable volumes of active detectors")); | |
690 | AliModule *detector; | |
691 | TIter next(gAlice->Modules()); | |
692 | while((detector = dynamic_cast<AliModule*>(next()))) { | |
693 | detector->AddAlignableVolumes(); | |
694 | } | |
5d12ce38 | 695 | } |
696 | ||
697 | //_______________________________________________________________________ | |
2057aecb | 698 | void AliMC::GeneratePrimaries() |
5d12ce38 | 699 | { |
700 | // | |
701 | // Generate primary particles and fill them in the stack. | |
702 | // | |
703 | ||
704 | Generator()->Generate(); | |
705 | } | |
706 | ||
707 | //_______________________________________________________________________ | |
708 | void AliMC::SetGenerator(AliGenerator *generator) | |
709 | { | |
710 | // | |
711 | // Load the event generator | |
712 | // | |
713 | if(!fGenerator) fGenerator = generator; | |
714 | } | |
715 | ||
716 | //_______________________________________________________________________ | |
717 | void AliMC::ResetGenerator(AliGenerator *generator) | |
718 | { | |
719 | // | |
720 | // Load the event generator | |
721 | // | |
9a213abc | 722 | if(fGenerator) { |
723 | if(generator) { | |
21bf7095 | 724 | AliWarning(Form("Replacing generator %s with %s", |
9a213abc | 725 | fGenerator->GetName(),generator->GetName())); |
726 | } | |
727 | else { | |
21bf7095 | 728 | AliWarning(Form("Replacing generator %s with NULL", |
729 | fGenerator->GetName())); | |
9a213abc | 730 | } |
731 | } | |
5d12ce38 | 732 | fGenerator = generator; |
733 | } | |
734 | ||
735 | //_______________________________________________________________________ | |
736 | void AliMC::FinishRun() | |
737 | { | |
738 | // Clean generator information | |
21bf7095 | 739 | AliDebug(1, "fGenerator->FinishRun()"); |
5d12ce38 | 740 | fGenerator->FinishRun(); |
a5fe2c41 | 741 | |
742 | // Monitoring information | |
743 | if (fMonitor) { | |
744 | fMonitor->Print(); | |
745 | fMonitor->Export("timing.root"); | |
746 | } | |
5d12ce38 | 747 | |
748 | //Output energy summary tables | |
21bf7095 | 749 | AliDebug(1, "EnergySummary()"); |
750 | ToAliDebug(1, EnergySummary()); | |
5d12ce38 | 751 | } |
752 | ||
753 | //_______________________________________________________________________ | |
754 | void AliMC::BeginPrimary() | |
755 | { | |
756 | // | |
757 | // Called at the beginning of each primary track | |
758 | // | |
759 | ||
760 | // Reset Hits info | |
761 | ResetHits(); | |
762 | ResetTrackReferences(); | |
5d12ce38 | 763 | } |
764 | ||
765 | //_______________________________________________________________________ | |
766 | void AliMC::PreTrack() | |
767 | { | |
d0d4a6b3 | 768 | // Actions before the track's transport |
dde0a601 | 769 | |
81333cca | 770 | //verbose.PreTrack(); |
771 | ||
5d12ce38 | 772 | TObjArray &dets = *gAlice->Modules(); |
773 | AliModule *module; | |
774 | ||
775 | for(Int_t i=0; i<=gAlice->GetNdets(); i++) | |
776 | if((module = dynamic_cast<AliModule*>(dets[i]))) | |
777 | module->PreTrack(); | |
5d12ce38 | 778 | } |
779 | ||
780 | //_______________________________________________________________________ | |
781 | void AliMC::Stepping() | |
782 | { | |
783 | // | |
784 | // Called at every step during transport | |
785 | // | |
81333cca | 786 | //verbose.Stepping(); |
787 | ||
2942f542 | 788 | Int_t id = DetFromMate(TVirtualMC::GetMC()->CurrentMedium()); |
5d12ce38 | 789 | if (id < 0) return; |
790 | ||
0561efeb | 791 | |
2942f542 | 792 | if ( TVirtualMC::GetMC()->IsNewTrack() && |
793 | TVirtualMC::GetMC()->TrackTime() == 0. && | |
38ca2ad6 | 794 | fRDecayMin >= 0. && |
0561efeb | 795 | fRDecayMax > fRDecayMin && |
2942f542 | 796 | TVirtualMC::GetMC()->TrackPid() == fDecayPdg ) |
0561efeb | 797 | { |
798 | FixParticleDecaytime(); | |
799 | } | |
800 | ||
a5fe2c41 | 801 | // --- If monitoring timing was requested, monitor the step |
802 | if (fUseMonitoring) { | |
803 | if (!fMonitor) { | |
2942f542 | 804 | fMonitor = new AliTransportMonitor(TVirtualMC::GetMC()->NofVolumes()+1); |
a5fe2c41 | 805 | fMonitor->Start(); |
806 | } | |
2942f542 | 807 | if (TVirtualMC::GetMC()->IsNewTrack() || TVirtualMC::GetMC()->TrackTime() == 0. || TVirtualMC::GetMC()->TrackStep()<1.1E-10) { |
a5fe2c41 | 808 | fMonitor->DummyStep(); |
809 | } else { | |
810 | // Normal stepping | |
811 | Int_t copy; | |
2942f542 | 812 | Int_t volId = TVirtualMC::GetMC()->CurrentVolID(copy); |
813 | Int_t pdg = TVirtualMC::GetMC()->TrackPid(); | |
a5fe2c41 | 814 | TLorentzVector xyz, pxpypz; |
2942f542 | 815 | TVirtualMC::GetMC()->TrackPosition(xyz); |
816 | TVirtualMC::GetMC()->TrackMomentum(pxpypz); | |
a5fe2c41 | 817 | fMonitor->StepInfo(volId, pdg, pxpypz.E(), xyz.X(), xyz.Y(), xyz.Z()); |
818 | } | |
819 | } | |
5d12ce38 | 820 | // |
821 | // --- If lego option, do it and leave | |
3e2e3ece | 822 | if (AliSimulation::Instance()->Lego()) |
823 | AliSimulation::Instance()->Lego()->StepManager(); | |
5d12ce38 | 824 | else { |
825 | Int_t copy; | |
826 | //Update energy deposition tables | |
2942f542 | 827 | AddEnergyDeposit(TVirtualMC::GetMC()->CurrentVolID(copy),TVirtualMC::GetMC()->Edep()); |
ab03c084 | 828 | // |
829 | // write tracke reference for track which is dissapearing - MI | |
faad98df | 830 | |
2942f542 | 831 | if (TVirtualMC::GetMC()->IsTrackDisappeared() && !(TVirtualMC::GetMC()->IsTrackAlive())) { |
832 | if (TVirtualMC::GetMC()->Etot() > 0.05) AddTrackReference(GetCurrentTrackNumber(), | |
9ac3aec9 | 833 | AliTrackReference::kDisappeared); |
faad98df | 834 | |
835 | ||
b60e0f5e | 836 | } |
faad98df | 837 | |
5d12ce38 | 838 | //Call the appropriate stepping routine; |
839 | AliModule *det = dynamic_cast<AliModule*>(gAlice->Modules()->At(id)); | |
840 | if(det && det->StepManagerIsEnabled()) { | |
5d12ce38 | 841 | det->StepManager(); |
842 | } | |
843 | } | |
844 | } | |
845 | ||
846 | //_______________________________________________________________________ | |
847 | void AliMC::EnergySummary() | |
848 | { | |
9ac3aec9 | 849 | //e |
5d12ce38 | 850 | // Print summary of deposited energy |
851 | // | |
852 | ||
853 | Int_t ndep=0; | |
854 | Float_t edtot=0; | |
855 | Float_t ed, ed2; | |
856 | Int_t kn, i, left, j, id; | |
857 | const Float_t kzero=0; | |
33c3c91a | 858 | Int_t ievent=AliRunLoader::Instance()->GetHeader()->GetEvent()+1; |
5d12ce38 | 859 | // |
860 | // Energy loss information | |
861 | if(ievent) { | |
862 | printf("***************** Energy Loss Information per event (GEV) *****************\n"); | |
863 | for(kn=1;kn<fEventEnergy.GetSize();kn++) { | |
864 | ed=fSummEnergy[kn]; | |
865 | if(ed>0) { | |
866 | fEventEnergy[ndep]=kn; | |
867 | if(ievent>1) { | |
868 | ed=ed/ievent; | |
869 | ed2=fSum2Energy[kn]; | |
870 | ed2=ed2/ievent; | |
871 | ed2=100*TMath::Sqrt(TMath::Max(ed2-ed*ed,kzero))/ed; | |
872 | } else | |
873 | ed2=99; | |
874 | fSummEnergy[ndep]=ed; | |
875 | fSum2Energy[ndep]=TMath::Min(static_cast<Float_t>(99.),TMath::Max(ed2,kzero)); | |
876 | edtot+=ed; | |
877 | ndep++; | |
878 | } | |
879 | } | |
880 | for(kn=0;kn<(ndep-1)/3+1;kn++) { | |
881 | left=ndep-kn*3; | |
882 | for(i=0;i<(3<left?3:left);i++) { | |
883 | j=kn*3+i; | |
884 | id=Int_t (fEventEnergy[j]+0.1); | |
2942f542 | 885 | printf(" %s %10.3f +- %10.3f%%;",TVirtualMC::GetMC()->VolName(id),fSummEnergy[j],fSum2Energy[j]); |
5d12ce38 | 886 | } |
887 | printf("\n"); | |
888 | } | |
889 | // | |
890 | // Relative energy loss in different detectors | |
891 | printf("******************** Relative Energy Loss per event ********************\n"); | |
892 | printf("Total energy loss per event %10.3f GeV\n",edtot); | |
893 | for(kn=0;kn<(ndep-1)/5+1;kn++) { | |
894 | left=ndep-kn*5; | |
895 | for(i=0;i<(5<left?5:left);i++) { | |
896 | j=kn*5+i; | |
897 | id=Int_t (fEventEnergy[j]+0.1); | |
2942f542 | 898 | printf(" %s %10.3f%%;",TVirtualMC::GetMC()->VolName(id),100*fSummEnergy[j]/edtot); |
5d12ce38 | 899 | } |
900 | printf("\n"); | |
901 | } | |
902 | for(kn=0;kn<75;kn++) printf("*"); | |
903 | printf("\n"); | |
904 | } | |
905 | // | |
906 | // Reset the TArray's | |
907 | // fEventEnergy.Set(0); | |
908 | // fSummEnergy.Set(0); | |
909 | // fSum2Energy.Set(0); | |
910 | } | |
9d188d33 | 911 | #include <TFile.h> |
5d12ce38 | 912 | //_____________________________________________________________________________ |
913 | void AliMC::BeginEvent() | |
914 | { | |
915 | // | |
916 | // Clean-up previous event | |
917 | // Energy scores | |
21bf7095 | 918 | AliDebug(1, ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>"); |
919 | AliDebug(1, ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>"); | |
920 | AliDebug(1, ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>"); | |
921 | AliDebug(1, " BEGINNING EVENT "); | |
922 | AliDebug(1, ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>"); | |
923 | AliDebug(1, ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>"); | |
924 | AliDebug(1, ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>"); | |
9d188d33 | 925 | |
33c3c91a | 926 | AliRunLoader *runloader=AliRunLoader::Instance(); |
5d12ce38 | 927 | |
928 | /*******************************/ | |
929 | /* Clean after eventual */ | |
930 | /* previous event */ | |
931 | /*******************************/ | |
932 | ||
933 | ||
934 | //Set the next event in Run Loader -> Cleans trees (TreeK and all trees in detectors), | |
935 | gAlice->SetEventNrInRun(gAlice->GetEventNrInRun()+1); | |
936 | runloader->SetEventNumber(gAlice->GetEventNrInRun());// sets new files, cleans the previous event stuff, if necessary, etc., | |
21bf7095 | 937 | AliDebug(1, Form("EventNr is %d",gAlice->GetEventNrInRun())); |
5d12ce38 | 938 | |
939 | fEventEnergy.Reset(); | |
940 | // Clean detector information | |
941 | ||
942 | if (runloader->Stack()) | |
3cac0921 | 943 | runloader->Stack()->Reset();//clean stack -> tree is unloaded |
5d12ce38 | 944 | else |
3cac0921 | 945 | runloader->MakeStack();//or make a new one |
504b172d | 946 | |
9d188d33 | 947 | // Random engine status |
948 | // | |
9ac3aec9 | 949 | |
9d188d33 | 950 | if ( fSaveRndmStatus || fSaveRndmEventStatus) { |
951 | TString fileName="random"; | |
952 | if ( fSaveRndmEventStatus ) { | |
953 | fileName += "Evt"; | |
954 | fileName += gAlice->GetEventNrInRun(); | |
955 | } | |
956 | fileName += ".root"; | |
957 | ||
958 | // write ROOT random engine status | |
959 | cout << "Saving random engine status in " << fileName.Data() << endl; | |
960 | TFile f(fileName.Data(),"RECREATE"); | |
961 | gRandom->Write(fileName.Data()); | |
962 | } | |
963 | ||
964 | if ( fReadRndmStatus ) { | |
965 | //read ROOT random engine status | |
966 | cout << "Reading random engine status from " << fRndmFileName.Data() << endl; | |
967 | TFile f(fRndmFileName.Data()); | |
968 | gRandom->Read(fRndmFileName.Data()); | |
969 | } | |
970 | ||
3e2e3ece | 971 | if(AliSimulation::Instance()->Lego() == 0x0) |
3cac0921 | 972 | { |
973 | AliDebug(1, "fRunLoader->MakeTree(K)"); | |
974 | runloader->MakeTree("K"); | |
975 | } | |
976 | ||
2942f542 | 977 | AliDebug(1, "TVirtualMC::GetMC()->SetStack(fRunLoader->Stack())"); |
978 | TVirtualMC::GetMC()->SetStack(runloader->Stack());//Was in InitMC - but was moved here | |
5d12ce38 | 979 | //because we don't have guarantee that |
980 | //stack pointer is not going to change from event to event | |
981 | //since it bellobgs to header and is obtained via RunLoader | |
982 | // | |
983 | // Reset all Detectors & kinematics & make/reset trees | |
984 | // | |
985 | ||
8c8fbdcd | 986 | runloader->GetHeader()->Reset(AliCDBManager::Instance()->GetRun(),gAlice->GetEvNumber(), |
3cac0921 | 987 | gAlice->GetEventNrInRun()); |
5d12ce38 | 988 | // fRunLoader->WriteKinematics("OVERWRITE"); is there any reason to rewrite here since MakeTree does so |
989 | ||
3e2e3ece | 990 | if(AliSimulation::Instance()->Lego()) |
3cac0921 | 991 | { |
3e2e3ece | 992 | AliSimulation::Instance()->Lego()->BeginEvent(); |
3cac0921 | 993 | return; |
994 | } | |
504b172d | 995 | |
5d12ce38 | 996 | |
21bf7095 | 997 | AliDebug(1, "ResetHits()"); |
5d12ce38 | 998 | ResetHits(); |
504b172d | 999 | |
21bf7095 | 1000 | AliDebug(1, "fRunLoader->MakeTree(H)"); |
5d12ce38 | 1001 | runloader->MakeTree("H"); |
504b172d | 1002 | |
5d12ce38 | 1003 | |
5d12ce38 | 1004 | |
3cac0921 | 1005 | MakeTmpTrackRefsTree(); |
5d12ce38 | 1006 | //create new branches and SetAdresses |
1007 | TIter next(gAlice->Modules()); | |
1008 | AliModule *detector; | |
1009 | while((detector = (AliModule*)next())) | |
1010 | { | |
3cac0921 | 1011 | AliDebug(2, Form("%s->MakeBranch(H)",detector->GetName())); |
1012 | detector->MakeBranch("H"); | |
5d12ce38 | 1013 | } |
1014 | } | |
1015 | ||
1016 | //_______________________________________________________________________ | |
1017 | void AliMC::ResetHits() | |
1018 | { | |
1019 | // | |
1020 | // Reset all Detectors hits | |
1021 | // | |
1022 | TIter next(gAlice->Modules()); | |
1023 | AliModule *detector; | |
1024 | while((detector = dynamic_cast<AliModule*>(next()))) { | |
1025 | detector->ResetHits(); | |
1026 | } | |
1027 | } | |
1028 | ||
3e2e3ece | 1029 | //_______________________________________________________________________ |
1030 | void AliMC::ResetDigits() | |
1031 | { | |
1032 | // | |
1033 | // Reset all Detectors digits | |
1034 | // | |
1035 | TIter next(gAlice->Modules()); | |
1036 | AliModule *detector; | |
1037 | while((detector = dynamic_cast<AliModule*>(next()))) { | |
1038 | detector->ResetDigits(); | |
1039 | } | |
1040 | } | |
1041 | ||
1042 | //_______________________________________________________________________ | |
1043 | void AliMC::ResetSDigits() | |
1044 | { | |
1045 | // | |
1046 | // Reset all Detectors digits | |
1047 | // | |
1048 | TIter next(gAlice->Modules()); | |
1049 | AliModule *detector; | |
1050 | while((detector = dynamic_cast<AliModule*>(next()))) { | |
1051 | detector->ResetSDigits(); | |
1052 | } | |
1053 | } | |
1054 | ||
5d12ce38 | 1055 | //_______________________________________________________________________ |
1056 | void AliMC::PostTrack() | |
1057 | { | |
d0d4a6b3 | 1058 | // Posts tracks for each module |
dde0a601 | 1059 | |
4a9de4af | 1060 | TObjArray &dets = *gAlice->Modules(); |
1061 | AliModule *module; | |
1062 | ||
1063 | for(Int_t i=0; i<=gAlice->GetNdets(); i++) | |
1064 | if((module = dynamic_cast<AliModule*>(dets[i]))) | |
1065 | module->PostTrack(); | |
5d12ce38 | 1066 | } |
1067 | ||
1068 | //_______________________________________________________________________ | |
1069 | void AliMC::FinishPrimary() | |
1070 | { | |
1071 | // | |
1072 | // Called at the end of each primary track | |
1073 | // | |
dde0a601 | 1074 | |
33c3c91a | 1075 | AliRunLoader *runloader=AliRunLoader::Instance(); |
5d12ce38 | 1076 | // static Int_t count=0; |
1077 | // const Int_t times=10; | |
1078 | // This primary is finished, purify stack | |
c75cfb51 | 1079 | #if ROOT_VERSION_CODE > 262152 |
2942f542 | 1080 | if (!(TVirtualMC::GetMC()->SecondariesAreOrdered())) { |
77db8cbf | 1081 | if (runloader->Stack()->ReorderKine()) RemapHits(); |
942a9039 | 1082 | } |
c75cfb51 | 1083 | #endif |
77db8cbf | 1084 | if (runloader->Stack()->PurifyKine()) RemapHits(); |
504b172d | 1085 | |
5d12ce38 | 1086 | TIter next(gAlice->Modules()); |
1087 | AliModule *detector; | |
1088 | while((detector = dynamic_cast<AliModule*>(next()))) { | |
1089 | detector->FinishPrimary(); | |
504b172d | 1090 | AliLoader* loader = detector->GetLoader(); |
1091 | if(loader) | |
1092 | { | |
1093 | TTree* treeH = loader->TreeH(); | |
1094 | if (treeH) treeH->Fill(); //can be Lego run and treeH can not exist | |
1095 | } | |
5d12ce38 | 1096 | } |
1097 | ||
1098 | // Write out track references if any | |
3cac0921 | 1099 | if (fTmpTreeTR) fTmpTreeTR->Fill(); |
5d12ce38 | 1100 | } |
1101 | ||
942a9039 | 1102 | void AliMC::RemapHits() |
1103 | { | |
1104 | // | |
1105 | // Remaps the track labels of the hits | |
33c3c91a | 1106 | AliRunLoader *runloader=AliRunLoader::Instance(); |
942a9039 | 1107 | AliStack* stack = runloader->Stack(); |
1108 | TList* hitLists = GetHitLists(); | |
1109 | TIter next(hitLists); | |
1110 | TCollection *hitList; | |
1111 | ||
1112 | while((hitList = dynamic_cast<TCollection*>(next()))) { | |
1113 | TIter nexthit(hitList); | |
1114 | AliHit *hit; | |
1115 | while((hit = dynamic_cast<AliHit*>(nexthit()))) { | |
1116 | hit->SetTrack(stack->TrackLabel(hit->GetTrack())); | |
1117 | } | |
1118 | } | |
1119 | ||
1120 | // | |
1121 | // This for detectors which have a special mapping mechanism | |
1122 | // for hits, such as TPC and TRD | |
1123 | // | |
ac2b85c0 | 1124 | |
942a9039 | 1125 | |
1126 | TObjArray* modules = gAlice->Modules(); | |
1127 | TIter nextmod(modules); | |
ac2b85c0 | 1128 | AliModule *module; |
1129 | while((module = (AliModule*) nextmod())) { | |
1130 | AliDetector* det = dynamic_cast<AliDetector*> (module); | |
1131 | if (det) det->RemapTrackHitIDs(stack->TrackLabelMap()); | |
942a9039 | 1132 | } |
1133 | // | |
1134 | RemapTrackReferencesIDs(stack->TrackLabelMap()); | |
1135 | } | |
1136 | ||
5d12ce38 | 1137 | //_______________________________________________________________________ |
1138 | void AliMC::FinishEvent() | |
1139 | { | |
1140 | // | |
1141 | // Called at the end of the event. | |
1142 | // | |
38ca2ad6 | 1143 | |
3e2e3ece | 1144 | if(AliSimulation::Instance()->Lego()) AliSimulation::Instance()->Lego()->FinishEvent(); |
5d12ce38 | 1145 | |
1146 | TIter next(gAlice->Modules()); | |
1147 | AliModule *detector; | |
1148 | while((detector = dynamic_cast<AliModule*>(next()))) { | |
1149 | detector->FinishEvent(); | |
1150 | } | |
1151 | ||
1152 | //Update the energy deposit tables | |
1153 | Int_t i; | |
1154 | for(i=0;i<fEventEnergy.GetSize();i++) | |
1155 | { | |
1156 | fSummEnergy[i]+=fEventEnergy[i]; | |
1157 | fSum2Energy[i]+=fEventEnergy[i]*fEventEnergy[i]; | |
1158 | } | |
1159 | ||
33c3c91a | 1160 | AliRunLoader *runloader=AliRunLoader::Instance(); |
5d12ce38 | 1161 | |
1162 | AliHeader* header = runloader->GetHeader(); | |
1163 | AliStack* stack = runloader->Stack(); | |
1164 | if ( (header == 0x0) || (stack == 0x0) ) | |
1165 | {//check if we got header and stack. If not cry and exit aliroot | |
21bf7095 | 1166 | AliFatal("Can not get the stack or header from LOADER"); |
5d12ce38 | 1167 | return;//never reached |
1168 | } | |
1169 | // Update Header information | |
1170 | header->SetNprimary(stack->GetNprimary()); | |
1171 | header->SetNtrack(stack->GetNtrack()); | |
475baf89 | 1172 | header->SetTimeStamp(AliSimulation::Instance()->GenerateTimeStamp()); |
5d12ce38 | 1173 | |
5d12ce38 | 1174 | // Write out the kinematics |
3e2e3ece | 1175 | if (!AliSimulation::Instance()->Lego()) stack->FinishEvent(); |
3cac0921 | 1176 | |
1177 | // Synchronize the TreeTR with TreeK | |
172bc1fb | 1178 | if (fTmpTreeTR) ReorderAndExpandTreeTR(); |
5d12ce38 | 1179 | |
1180 | // Write out the event Header information | |
1181 | TTree* treeE = runloader->TreeE(); | |
1182 | if (treeE) | |
1183 | { | |
1184 | header->SetStack(stack); | |
1185 | treeE->Fill(); | |
1186 | } | |
1187 | else | |
1188 | { | |
21bf7095 | 1189 | AliError("Can not get TreeE from RL"); |
5d12ce38 | 1190 | } |
1191 | ||
3e2e3ece | 1192 | if(AliSimulation::Instance()->Lego() == 0x0) |
504b172d | 1193 | { |
1194 | runloader->WriteKinematics("OVERWRITE"); | |
1195 | runloader->WriteTrackRefs("OVERWRITE"); | |
1196 | runloader->WriteHits("OVERWRITE"); | |
1197 | } | |
1198 | ||
21bf7095 | 1199 | AliDebug(1, "<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<"); |
1200 | AliDebug(1, "<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<"); | |
1201 | AliDebug(1, "<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<"); | |
1202 | AliDebug(1, " FINISHING EVENT "); | |
1203 | AliDebug(1, "<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<"); | |
1204 | AliDebug(1, "<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<"); | |
1205 | AliDebug(1, "<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<"); | |
5d12ce38 | 1206 | } |
1207 | ||
5d12ce38 | 1208 | //_______________________________________________________________________ |
1209 | void AliMC::Init() | |
1210 | { | |
d0d4a6b3 | 1211 | // MC initialization |
5d12ce38 | 1212 | |
9d188d33 | 1213 | |
5d12ce38 | 1214 | //=================Create Materials and geometry |
2942f542 | 1215 | TVirtualMC::GetMC()->Init(); |
4e889ff4 | 1216 | // Set alignable volumes for the whole geometry (with old root) |
1217 | #if ROOT_VERSION_CODE < 331527 | |
1218 | SetAllAlignableVolumes(); | |
1219 | #endif | |
5d12ce38 | 1220 | //Read the cuts for all materials |
1221 | ReadTransPar(); | |
1222 | //Build the special IMEDIA table | |
1223 | MediaTable(); | |
1224 | ||
1225 | //Compute cross-sections | |
2942f542 | 1226 | TVirtualMC::GetMC()->BuildPhysics(); |
5d12ce38 | 1227 | |
5d12ce38 | 1228 | //Initialise geometry deposition table |
2942f542 | 1229 | fEventEnergy.Set(TVirtualMC::GetMC()->NofVolumes()+1); |
1230 | fSummEnergy.Set(TVirtualMC::GetMC()->NofVolumes()+1); | |
1231 | fSum2Energy.Set(TVirtualMC::GetMC()->NofVolumes()+1); | |
5d12ce38 | 1232 | |
5d12ce38 | 1233 | // Register MC in configuration |
2942f542 | 1234 | AliConfig::Instance()->Add(TVirtualMC::GetMC()); |
5d12ce38 | 1235 | } |
1236 | ||
1237 | //_______________________________________________________________________ | |
1238 | void AliMC::MediaTable() | |
1239 | { | |
1240 | // | |
1241 | // Built media table to get from the media number to | |
1242 | // the detector id | |
1243 | // | |
1244 | ||
1245 | Int_t kz, nz, idt, lz, i, k, ind; | |
1246 | // Int_t ibeg; | |
1247 | TObjArray &dets = *gAlice->Detectors(); | |
1248 | AliModule *det; | |
1249 | Int_t ndets=gAlice->GetNdets(); | |
1250 | // | |
1251 | // For all detectors | |
1252 | for (kz=0;kz<ndets;kz++) { | |
1253 | // If detector is defined | |
1254 | if((det=dynamic_cast<AliModule*>(dets[kz]))) { | |
1255 | TArrayI &idtmed = *(det->GetIdtmed()); | |
1256 | for(nz=0;nz<100;nz++) { | |
0561efeb | 1257 | |
5d12ce38 | 1258 | // Find max and min material number |
1259 | if((idt=idtmed[nz])) { | |
1260 | det->LoMedium() = det->LoMedium() < idt ? det->LoMedium() : idt; | |
1261 | det->HiMedium() = det->HiMedium() > idt ? det->HiMedium() : idt; | |
1262 | } | |
1263 | } | |
1264 | if(det->LoMedium() > det->HiMedium()) { | |
1265 | det->LoMedium() = 0; | |
1266 | det->HiMedium() = 0; | |
1267 | } else { | |
1268 | if(det->HiMedium() > fImedia->GetSize()) { | |
21bf7095 | 1269 | AliError(Form("Increase fImedia from %d to %d", |
1270 | fImedia->GetSize(),det->HiMedium())); | |
5d12ce38 | 1271 | return; |
1272 | } | |
1273 | // Tag all materials in rage as belonging to detector kz | |
1274 | for(lz=det->LoMedium(); lz<= det->HiMedium(); lz++) { | |
1275 | (*fImedia)[lz]=kz; | |
1276 | } | |
1277 | } | |
1278 | } | |
1279 | } | |
1280 | // | |
1281 | // Print summary table | |
21bf7095 | 1282 | AliInfo("Tracking media ranges:"); |
1283 | ToAliInfo( | |
5d12ce38 | 1284 | for(i=0;i<(ndets-1)/6+1;i++) { |
1285 | for(k=0;k< (6<ndets-i*6?6:ndets-i*6);k++) { | |
1286 | ind=i*6+k; | |
1287 | det=dynamic_cast<AliModule*>(dets[ind]); | |
1288 | if(det) | |
1289 | printf(" %6s: %3d -> %3d;",det->GetName(),det->LoMedium(), | |
1290 | det->HiMedium()); | |
1291 | else | |
1292 | printf(" %6s: %3d -> %3d;","NULL",0,0); | |
1293 | } | |
1294 | printf("\n"); | |
1295 | } | |
13242232 | 1296 | ); |
5d12ce38 | 1297 | } |
1298 | ||
1299 | //_______________________________________________________________________ | |
1300 | void AliMC::ReadTransPar() | |
1301 | { | |
1302 | // | |
1303 | // Read filename to set the transport parameters | |
1304 | // | |
1305 | ||
1306 | ||
1307 | const Int_t kncuts=10; | |
61721f6c | 1308 | const Int_t knflags=12; |
5d12ce38 | 1309 | const Int_t knpars=kncuts+knflags; |
1310 | const char kpars[knpars][7] = {"CUTGAM" ,"CUTELE","CUTNEU","CUTHAD","CUTMUO", | |
1311 | "BCUTE","BCUTM","DCUTE","DCUTM","PPCUTM","ANNI", | |
1312 | "BREM","COMP","DCAY","DRAY","HADR","LOSS", | |
61721f6c | 1313 | "MULS","PAIR","PHOT","RAYL","STRA"}; |
5d12ce38 | 1314 | char line[256]; |
1315 | char detName[7]; | |
1316 | char* filtmp; | |
1317 | Float_t cut[kncuts]; | |
1318 | Int_t flag[knflags]; | |
a5a7da11 | 1319 | Int_t i, itmed, iret, jret, ktmed, kz; |
5d12ce38 | 1320 | FILE *lun; |
1321 | // | |
1322 | // See whether the file is there | |
1323 | filtmp=gSystem->ExpandPathName(fTransParName.Data()); | |
1324 | lun=fopen(filtmp,"r"); | |
1325 | delete [] filtmp; | |
1326 | if(!lun) { | |
21bf7095 | 1327 | AliWarning(Form("File %s does not exist!",fTransParName.Data())); |
5d12ce38 | 1328 | return; |
1329 | } | |
1330 | // | |
5d12ce38 | 1331 | while(1) { |
1332 | // Initialise cuts and flags | |
1333 | for(i=0;i<kncuts;i++) cut[i]=-99; | |
1334 | for(i=0;i<knflags;i++) flag[i]=-99; | |
1335 | itmed=0; | |
01a0f5d0 | 1336 | memset(line,0,256); |
5d12ce38 | 1337 | // Read up to the end of line excluded |
01a0f5d0 | 1338 | iret=fscanf(lun,"%255[^\n]",line); |
5d12ce38 | 1339 | if(iret<0) { |
1340 | //End of file | |
1341 | fclose(lun); | |
5d12ce38 | 1342 | return; |
1343 | } | |
1344 | // Read the end of line | |
a5a7da11 | 1345 | jret = fscanf(lun,"%*c"); |
5d12ce38 | 1346 | if(!iret) continue; |
1347 | if(line[0]=='*') continue; | |
1348 | // Read the numbers | |
e6585570 | 1349 | iret=sscanf(line,"%6s %d %f %f %f %f %f %f %f %f %f %f %d %d %d %d %d %d %d %d %d %d %d %d", |
5d12ce38 | 1350 | detName,&itmed,&cut[0],&cut[1],&cut[2],&cut[3],&cut[4],&cut[5],&cut[6],&cut[7],&cut[8], |
1351 | &cut[9],&flag[0],&flag[1],&flag[2],&flag[3],&flag[4],&flag[5],&flag[6],&flag[7], | |
61721f6c | 1352 | &flag[8],&flag[9],&flag[10],&flag[11]); |
5d12ce38 | 1353 | if(!iret) continue; |
1354 | if(iret<0) { | |
1355 | //reading error | |
21bf7095 | 1356 | AliWarning(Form("Error reading file %s",fTransParName.Data())); |
5d12ce38 | 1357 | continue; |
1358 | } | |
1359 | // Check that the module exist | |
1360 | AliModule *mod = gAlice->GetModule(detName); | |
1361 | if(mod) { | |
1362 | // Get the array of media numbers | |
1363 | TArrayI &idtmed = *mod->GetIdtmed(); | |
1364 | // Check that the tracking medium code is valid | |
1365 | if(0<=itmed && itmed < 100) { | |
1366 | ktmed=idtmed[itmed]; | |
1367 | if(!ktmed) { | |
21bf7095 | 1368 | AliWarning(Form("Invalid tracking medium code %d for %s",itmed,mod->GetName())); |
5d12ce38 | 1369 | continue; |
1370 | } | |
1371 | // Set energy thresholds | |
1372 | for(kz=0;kz<kncuts;kz++) { | |
1373 | if(cut[kz]>=0) { | |
21bf7095 | 1374 | AliDebug(2, Form("%-6s set to %10.3E for tracking medium code %4d for %s", |
1375 | kpars[kz],cut[kz],itmed,mod->GetName())); | |
2942f542 | 1376 | TVirtualMC::GetMC()->Gstpar(ktmed,kpars[kz],cut[kz]); |
5d12ce38 | 1377 | } |
1378 | } | |
1379 | // Set transport mechanisms | |
1380 | for(kz=0;kz<knflags;kz++) { | |
1381 | if(flag[kz]>=0) { | |
21bf7095 | 1382 | AliDebug(2, Form("%-6s set to %10d for tracking medium code %4d for %s", |
1383 | kpars[kncuts+kz],flag[kz],itmed,mod->GetName())); | |
2942f542 | 1384 | TVirtualMC::GetMC()->Gstpar(ktmed,kpars[kncuts+kz],Float_t(flag[kz])); |
5d12ce38 | 1385 | } |
1386 | } | |
1387 | } else { | |
21bf7095 | 1388 | AliWarning(Form("Invalid medium code %d",itmed)); |
5d12ce38 | 1389 | continue; |
1390 | } | |
1391 | } else { | |
21bf7095 | 1392 | AliDebug(1, Form("%s not present",detName)); |
5d12ce38 | 1393 | continue; |
1394 | } | |
1395 | } | |
1396 | } | |
1397 | ||
1398 | //_______________________________________________________________________ | |
1399 | void AliMC::SetTransPar(const char *filename) | |
1400 | { | |
1401 | // | |
1402 | // Sets the file name for transport parameters | |
1403 | // | |
1404 | fTransParName = filename; | |
1405 | } | |
1406 | ||
5d12ce38 | 1407 | //_______________________________________________________________________ |
1408 | void AliMC::AddHit(Int_t id, Int_t track, Int_t *vol, Float_t *hits) const | |
1409 | { | |
1410 | // | |
1411 | // Add a hit to detector id | |
1412 | // | |
1413 | TObjArray &dets = *gAlice->Modules(); | |
1c9a8216 | 1414 | if(dets[id]) static_cast<AliModule*>(dets[id])->AddHit(track,vol,hits); |
5d12ce38 | 1415 | } |
1416 | ||
1417 | //_______________________________________________________________________ | |
1418 | void AliMC::AddDigit(Int_t id, Int_t *tracks, Int_t *digits) const | |
1419 | { | |
1420 | // | |
1421 | // Add digit to detector id | |
1422 | // | |
1423 | TObjArray &dets = *gAlice->Modules(); | |
1c9a8216 | 1424 | if(dets[id]) static_cast<AliModule*>(dets[id])->AddDigit(tracks,digits); |
5d12ce38 | 1425 | } |
1426 | ||
1427 | //_______________________________________________________________________ | |
1428 | Int_t AliMC::GetCurrentTrackNumber() const { | |
1429 | // | |
1430 | // Returns current track | |
1431 | // | |
33c3c91a | 1432 | return AliRunLoader::Instance()->Stack()->GetCurrentTrackNumber(); |
5d12ce38 | 1433 | } |
1434 | ||
1435 | //_______________________________________________________________________ | |
1436 | void AliMC::DumpPart (Int_t i) const | |
1437 | { | |
1438 | // | |
1439 | // Dumps particle i in the stack | |
1440 | // | |
33c3c91a | 1441 | AliRunLoader * runloader = AliRunLoader::Instance(); |
5d12ce38 | 1442 | if (runloader->Stack()) |
1443 | runloader->Stack()->DumpPart(i); | |
1444 | } | |
1445 | ||
1446 | //_______________________________________________________________________ | |
1447 | void AliMC::DumpPStack () const | |
1448 | { | |
1449 | // | |
1450 | // Dumps the particle stack | |
1451 | // | |
33c3c91a | 1452 | AliRunLoader * runloader = AliRunLoader::Instance(); |
5d12ce38 | 1453 | if (runloader->Stack()) |
1454 | runloader->Stack()->DumpPStack(); | |
1455 | } | |
1456 | ||
1457 | //_______________________________________________________________________ | |
1458 | Int_t AliMC::GetNtrack() const { | |
1459 | // | |
1460 | // Returns number of tracks in stack | |
1461 | // | |
1462 | Int_t ntracks = -1; | |
33c3c91a | 1463 | AliRunLoader * runloader = AliRunLoader::Instance(); |
5d12ce38 | 1464 | if (runloader->Stack()) |
1465 | ntracks = runloader->Stack()->GetNtrack(); | |
1466 | return ntracks; | |
1467 | } | |
1468 | ||
1469 | //_______________________________________________________________________ | |
1470 | Int_t AliMC::GetPrimary(Int_t track) const | |
1471 | { | |
1472 | // | |
1473 | // return number of primary that has generated track | |
1474 | // | |
1475 | Int_t nprimary = -999; | |
33c3c91a | 1476 | AliRunLoader * runloader = AliRunLoader::Instance(); |
5d12ce38 | 1477 | if (runloader->Stack()) |
1478 | nprimary = runloader->Stack()->GetPrimary(track); | |
1479 | return nprimary; | |
1480 | } | |
1481 | ||
1482 | //_______________________________________________________________________ | |
1483 | TParticle* AliMC::Particle(Int_t i) const | |
1484 | { | |
d0d4a6b3 | 1485 | // Returns the i-th particle from the stack taking into account |
1486 | // the remaping done by PurifyKine | |
33c3c91a | 1487 | AliRunLoader * runloader = AliRunLoader::Instance(); |
5d12ce38 | 1488 | if (runloader) |
1489 | if (runloader->Stack()) | |
1490 | return runloader->Stack()->Particle(i); | |
1491 | return 0x0; | |
1492 | } | |
1493 | ||
1494 | //_______________________________________________________________________ | |
6c753956 | 1495 | const TObjArray* AliMC::Particles() const { |
5d12ce38 | 1496 | // |
1497 | // Returns pointer to Particles array | |
1498 | // | |
33c3c91a | 1499 | AliRunLoader * runloader = AliRunLoader::Instance(); |
5d12ce38 | 1500 | if (runloader) |
1501 | if (runloader->Stack()) | |
1502 | return runloader->Stack()->Particles(); | |
1503 | return 0x0; | |
1504 | } | |
1505 | ||
1506 | //_______________________________________________________________________ | |
3e2e3ece | 1507 | void AliMC::PushTrack(Int_t done, Int_t parent, Int_t pdg, const Float_t *pmom, |
1508 | const Float_t *vpos, const Float_t *polar, Float_t tof, | |
2057aecb | 1509 | TMCProcess mech, Int_t &ntr, Float_t weight, Int_t is) const |
5d12ce38 | 1510 | { |
1511 | // Delegate to stack | |
1512 | // | |
33c3c91a | 1513 | AliRunLoader * runloader = AliRunLoader::Instance(); |
5d12ce38 | 1514 | if (runloader) |
1515 | if (runloader->Stack()) | |
1516 | runloader->Stack()->PushTrack(done, parent, pdg, pmom, vpos, polar, tof, | |
1517 | mech, ntr, weight, is); | |
1518 | } | |
1519 | ||
1520 | //_______________________________________________________________________ | |
1521 | void AliMC::PushTrack(Int_t done, Int_t parent, Int_t pdg, | |
1522 | Double_t px, Double_t py, Double_t pz, Double_t e, | |
1523 | Double_t vx, Double_t vy, Double_t vz, Double_t tof, | |
1524 | Double_t polx, Double_t poly, Double_t polz, | |
2057aecb | 1525 | TMCProcess mech, Int_t &ntr, Float_t weight, Int_t is) const |
5d12ce38 | 1526 | { |
1527 | // Delegate to stack | |
1528 | // | |
33c3c91a | 1529 | AliRunLoader * runloader = AliRunLoader::Instance(); |
5d12ce38 | 1530 | if (runloader) |
1531 | if (runloader->Stack()) | |
1532 | runloader->Stack()->PushTrack(done, parent, pdg, px, py, pz, e, vx, vy, vz, tof, | |
1533 | polx, poly, polz, mech, ntr, weight, is); | |
1534 | } | |
1535 | ||
1536 | //_______________________________________________________________________ | |
2057aecb | 1537 | void AliMC::SetHighWaterMark(Int_t nt) const |
5d12ce38 | 1538 | { |
1539 | // | |
1540 | // Set high water mark for last track in event | |
33c3c91a | 1541 | AliRunLoader * runloader = AliRunLoader::Instance(); |
5d12ce38 | 1542 | if (runloader) |
1543 | if (runloader->Stack()) | |
1544 | runloader->Stack()->SetHighWaterMark(nt); | |
1545 | } | |
1546 | ||
1547 | //_______________________________________________________________________ | |
2057aecb | 1548 | void AliMC::KeepTrack(Int_t track) const |
5d12ce38 | 1549 | { |
1550 | // | |
1551 | // Delegate to stack | |
1552 | // | |
33c3c91a | 1553 | AliRunLoader * runloader = AliRunLoader::Instance(); |
5d12ce38 | 1554 | if (runloader) |
1555 | if (runloader->Stack()) | |
1556 | runloader->Stack()->KeepTrack(track); | |
1557 | } | |
1558 | ||
1559 | //_______________________________________________________________________ | |
2057aecb | 1560 | void AliMC::FlagTrack(Int_t track) const |
5d12ce38 | 1561 | { |
1562 | // Delegate to stack | |
1563 | // | |
33c3c91a | 1564 | AliRunLoader * runloader = AliRunLoader::Instance(); |
5d12ce38 | 1565 | if (runloader) |
1566 | if (runloader->Stack()) | |
1567 | runloader->Stack()->FlagTrack(track); | |
1568 | } | |
1569 | ||
1570 | //_______________________________________________________________________ | |
2057aecb | 1571 | void AliMC::SetCurrentTrack(Int_t track) const |
5d12ce38 | 1572 | { |
1573 | // | |
1574 | // Set current track number | |
1575 | // | |
33c3c91a | 1576 | AliRunLoader * runloader = AliRunLoader::Instance(); |
5d12ce38 | 1577 | if (runloader) |
1578 | if (runloader->Stack()) | |
1579 | runloader->Stack()->SetCurrentTrack(track); | |
1580 | } | |
1581 | ||
1582 | //_______________________________________________________________________ | |
9ac3aec9 | 1583 | AliTrackReference* AliMC::AddTrackReference(Int_t label, Int_t id) |
1584 | { | |
5d12ce38 | 1585 | // |
1586 | // add a trackrefernce to the list | |
9ac3aec9 | 1587 | Int_t primary = GetPrimary(label); |
1588 | Particle(primary)->SetBit(kKeepBit); | |
1589 | ||
fd650020 | 1590 | Int_t nref = fTmpTrackReferences.GetEntriesFast(); |
1591 | return new(fTmpTrackReferences[nref]) AliTrackReference(label, id); | |
5d12ce38 | 1592 | } |
1593 | ||
1594 | ||
1595 | ||
1596 | //_______________________________________________________________________ | |
1597 | void AliMC::ResetTrackReferences() | |
1598 | { | |
1599 | // | |
1600 | // Reset all references | |
1601 | // | |
fd650020 | 1602 | fTmpTrackReferences.Clear(); |
5d12ce38 | 1603 | } |
1604 | ||
dde0a601 | 1605 | //_______________________________________________________________________ |
6da30991 | 1606 | void AliMC::RemapTrackReferencesIDs(const Int_t *map) |
5d12ce38 | 1607 | { |
1608 | // | |
1609 | // Remapping track reference | |
1610 | // Called at finish primary | |
1611 | // | |
fd650020 | 1612 | |
1613 | Int_t nEntries = fTmpTrackReferences.GetEntries(); | |
4e490a96 | 1614 | for (Int_t i=0; i < nEntries; i++){ |
fd650020 | 1615 | AliTrackReference * ref = dynamic_cast<AliTrackReference*>(fTmpTrackReferences.UncheckedAt(i)); |
4e490a96 | 1616 | if (ref) { |
1617 | Int_t newID = map[ref->GetTrack()]; | |
1618 | if (newID>=0) ref->SetTrack(newID); | |
1619 | else { | |
1620 | ref->SetBit(kNotDeleted,kFALSE); | |
fd650020 | 1621 | fTmpTrackReferences.RemoveAt(i); |
4e490a96 | 1622 | } |
1623 | } // if ref | |
5d12ce38 | 1624 | } |
fd650020 | 1625 | fTmpTrackReferences.Compress(); |
5d12ce38 | 1626 | } |
0561efeb | 1627 | |
dde0a601 | 1628 | //_______________________________________________________________________ |
0561efeb | 1629 | void AliMC::FixParticleDecaytime() |
1630 | { | |
1631 | // | |
1632 | // Fix the particle decay time according to rmin and rmax for decays | |
1633 | // | |
1634 | ||
1635 | TLorentzVector p; | |
2942f542 | 1636 | TVirtualMC::GetMC()->TrackMomentum(p); |
0561efeb | 1637 | Double_t tmin, tmax; |
1638 | Double_t b; | |
1639 | ||
1640 | // Transverse velocity | |
1641 | Double_t vt = p.Pt() / p.E(); | |
1642 | ||
f7a1cc68 | 1643 | if ((b = ((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->SolenoidField()) > 0.) { // [kG] |
0561efeb | 1644 | |
1645 | // Radius of helix | |
1646 | ||
1647 | Double_t rho = p.Pt() / 0.0003 / b; // [cm] | |
1648 | ||
1649 | // Revolution frequency | |
1650 | ||
1651 | Double_t omega = vt / rho; | |
1652 | ||
1653 | // Maximum and minimum decay time | |
1654 | // | |
1655 | // Check for curlers first | |
bfd20868 | 1656 | const Double_t kOvRhoSqr2 = 1./(rho*TMath::Sqrt(2.)); |
1657 | if (fRDecayMax * kOvRhoSqr2 > 1.) return; | |
0561efeb | 1658 | |
1659 | // | |
1660 | ||
bfd20868 | 1661 | tmax = TMath::ACos((1.-fRDecayMax*kOvRhoSqr2)*(1.+fRDecayMax*kOvRhoSqr2)) / omega; // [ct] |
ec29d701 | 1662 | tmin = TMath::ACos((1.-fRDecayMin*kOvRhoSqr2)*(1.+fRDecayMin*kOvRhoSqr2)) / omega; // [ct] |
0561efeb | 1663 | } else { |
1664 | tmax = fRDecayMax / vt; // [ct] | |
1665 | tmin = fRDecayMin / vt; // [ct] | |
1666 | } | |
1667 | ||
1668 | // | |
1669 | // Dial t using the two limits | |
1670 | Double_t t = tmin + (tmax - tmin) * gRandom->Rndm(); // [ct] | |
1671 | // | |
1672 | // | |
1673 | // Force decay time in transport code | |
1674 | // | |
2942f542 | 1675 | TVirtualMC::GetMC()->ForceDecayTime(t / 2.99792458e10); |
0561efeb | 1676 | } |
3cac0921 | 1677 | |
1678 | void AliMC::MakeTmpTrackRefsTree() | |
1679 | { | |
1680 | // Make the temporary track reference tree | |
1681 | fTmpFileTR = new TFile("TrackRefsTmp.root", "recreate"); | |
1682 | fTmpTreeTR = new TTree("TreeTR", "Track References"); | |
fd650020 | 1683 | TClonesArray* pRef = &fTmpTrackReferences; |
fda9d714 | 1684 | fTmpTreeTR->Branch("TrackReferences", &pRef, 4000); |
3cac0921 | 1685 | } |
1686 | ||
dde0a601 | 1687 | //_______________________________________________________________________ |
3cac0921 | 1688 | void AliMC::ReorderAndExpandTreeTR() |
1689 | { | |
1690 | // | |
1691 | // Reorder and expand the temporary track reference tree in order to match the kinematics tree | |
1692 | // | |
1693 | ||
33c3c91a | 1694 | AliRunLoader *rl = AliRunLoader::Instance(); |
3cac0921 | 1695 | // |
1696 | // TreeTR | |
1697 | AliDebug(1, "fRunLoader->MakeTrackRefsContainer()"); | |
1698 | rl->MakeTrackRefsContainer(); | |
1699 | TTree * treeTR = rl->TreeTR(); | |
3cac0921 | 1700 | // make branch for central track references |
fd650020 | 1701 | TClonesArray* pRef = &fTrackReferences; |
7275b148 | 1702 | treeTR->Branch("TrackReferences", &pRef); |
3cac0921 | 1703 | |
1704 | AliStack* stack = rl->Stack(); | |
1705 | Int_t np = stack->GetNprimary(); | |
1706 | Int_t nt = fTmpTreeTR->GetEntries(); | |
3cac0921 | 1707 | // |
1708 | // Loop over tracks and find the secondaries with the help of the kine tree | |
5ce21fc4 | 1709 | Int_t ifills = 0; |
1710 | Int_t it = 0; | |
1711 | for (Int_t ip = np - 1; ip > -1; ip--) { | |
1712 | TParticle *part = stack->Particle(ip); | |
5a9cf418 | 1713 | //printf("Particle %5d %5d %5d %5d %5d \n", ip, part->GetPdgCode(), part->GetFirstMother(), part->GetFirstDaughter(), part->GetLastDaughter()); |
2c4e7c77 | 1714 | |
5ce21fc4 | 1715 | // Skip primaries that have not been transported |
3cac0921 | 1716 | Int_t dau1 = part->GetFirstDaughter(); |
1717 | Int_t dau2 = -1; | |
f4414561 | 1718 | if (!part->TestBit(kTransportBit)) continue; |
5ce21fc4 | 1719 | // |
1720 | fTmpTreeTR->GetEntry(it++); | |
fd650020 | 1721 | Int_t nh = fTmpTrackReferences.GetEntries(); |
5ce21fc4 | 1722 | // Determine range of secondaries produced by this primary |
3cac0921 | 1723 | if (dau1 > -1) { |
5ce21fc4 | 1724 | Int_t inext = ip - 1; |
3cac0921 | 1725 | while (dau2 < 0) { |
1726 | if (inext >= 0) { | |
1727 | part = stack->Particle(inext); | |
5ce21fc4 | 1728 | dau2 = part->GetFirstDaughter(); |
5a9cf418 | 1729 | if (!(part->TestBit(kTransportBit)) || dau2 == -1 || dau2 < np) { |
1730 | // if (dau2 == -1 || dau2 < np) { | |
5ce21fc4 | 1731 | dau2 = -1; |
1732 | } else { | |
1733 | dau2--; | |
1734 | } | |
3cac0921 | 1735 | } else { |
1736 | dau2 = stack->GetNtrack() - 1; | |
1737 | } | |
1738 | inext--; | |
5ce21fc4 | 1739 | } // find upper bound |
1740 | } // dau2 < 0 | |
2c4e7c77 | 1741 | // printf("Check (1) %5d %5d %5d %5d %5d \n", ip, np, it, dau1, dau2); |
3cac0921 | 1742 | // |
1743 | // Loop over reference hits and find secondary label | |
1744 | for (Int_t id = dau1; (id <= dau2) && (dau1 > -1); id++) { | |
1745 | for (Int_t ih = 0; ih < nh; ih++) { | |
fd650020 | 1746 | AliTrackReference* tr = (AliTrackReference*) fTmpTrackReferences.At(ih); |
3cac0921 | 1747 | Int_t label = tr->Label(); |
5ce21fc4 | 1748 | // Skip primaries |
1749 | if (label == ip) continue; | |
2c4e7c77 | 1750 | if (label > dau2 || label < dau1) |
1751 | AliWarning(Form("Track Reference Label out of range !: %5d %5d %5d \n", label, dau1, dau2)); | |
3cac0921 | 1752 | if (label == id) { |
1753 | // secondary found | |
fd650020 | 1754 | Int_t nref = fTrackReferences.GetEntriesFast(); |
1755 | new(fTrackReferences[nref]) AliTrackReference(*tr); | |
3cac0921 | 1756 | } |
1757 | } // hits | |
1758 | treeTR->Fill(); | |
fd650020 | 1759 | fTrackReferences.Clear(); |
5ce21fc4 | 1760 | ifills++; |
3cac0921 | 1761 | } // daughters |
1762 | } // tracks | |
3cac0921 | 1763 | // |
1764 | // Now loop again and write the primaries | |
5ce21fc4 | 1765 | it = nt - 1; |
1766 | for (Int_t ip = 0; ip < np; ip++) { | |
1767 | TParticle* part = stack->Particle(ip); | |
f4414561 | 1768 | // if ((part->GetFirstDaughter() == -1 && part->GetStatusCode() <= 1) || part->GetFirstDaughter() >= np) |
c226988d | 1769 | if (part->TestBit(kTransportBit)) |
f4414561 | 1770 | { |
5ce21fc4 | 1771 | // Skip particles that have not been transported |
1772 | fTmpTreeTR->GetEntry(it--); | |
fd650020 | 1773 | Int_t nh = fTmpTrackReferences.GetEntries(); |
5ce21fc4 | 1774 | // |
1775 | // Loop over reference hits and find primary labels | |
1776 | for (Int_t ih = 0; ih < nh; ih++) { | |
fd650020 | 1777 | AliTrackReference* tr = (AliTrackReference*) fTmpTrackReferences.At(ih); |
5ce21fc4 | 1778 | Int_t label = tr->Label(); |
1779 | if (label == ip) { | |
fd650020 | 1780 | Int_t nref = fTrackReferences.GetEntriesFast(); |
1781 | new(fTrackReferences[nref]) AliTrackReference(*tr); | |
5ce21fc4 | 1782 | } |
1783 | } | |
3cac0921 | 1784 | } |
1785 | treeTR->Fill(); | |
fd650020 | 1786 | fTrackReferences.Clear(); |
5ce21fc4 | 1787 | ifills++; |
3cac0921 | 1788 | } // tracks |
5ce21fc4 | 1789 | // Check |
1790 | if (ifills != stack->GetNtrack()) | |
1791 | AliWarning(Form("Number of entries in TreeTR (%5d) unequal to TreeK (%5d) \n", ifills, stack->GetNtrack())); | |
3cac0921 | 1792 | // |
1793 | // Clean-up | |
1794 | delete fTmpTreeTR; | |
1795 | fTmpFileTR->Close(); | |
1796 | delete fTmpFileTR; | |
fd650020 | 1797 | fTmpTrackReferences.Clear(); |
3cac0921 | 1798 | gSystem->Exec("rm -rf TrackRefsTmp.root"); |
1799 | } | |
1800 |