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4c039060 | 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 | ||
acd84897 | 16 | /* $Id$ */ |
4c039060 | 17 | |
8494b010 | 18 | /////////////////////////////////////////////////////////////////////////////// |
19 | // // | |
20 | // Base class for ALICE modules. Both sensitive modules (Modules) and // | |
21 | // non-sensitive ones are described by this base class. This class // | |
22 | // supports the hit and digit trees produced by the simulation and also // | |
23 | // the objects produced by the reconstruction. // | |
24 | // // | |
25 | // This class is also responsible for building the geometry of the // | |
26 | // Modules. // | |
27 | // // | |
28 | //Begin_Html | |
29 | /* | |
1439f98e | 30 | <img src="picts/AliModuleClass.gif"> |
8494b010 | 31 | */ |
32 | //End_Html | |
33 | // // | |
34 | /////////////////////////////////////////////////////////////////////////////// | |
88cb7938 | 35 | |
116cbefd | 36 | #include <TObjArray.h> |
2cad796f | 37 | #include <TClonesArray.h> |
38 | #include <TTree.h> | |
116cbefd | 39 | #include <TSystem.h> |
2cad796f | 40 | #include <TDirectory.h> |
5d12ce38 | 41 | #include <TVirtualMC.h> |
4a9de4af | 42 | #include <TGeoManager.h> |
43 | #include <TString.h> | |
94de3818 | 44 | |
594d8990 | 45 | #include "AliLog.h" |
88cb7938 | 46 | #include "AliConfig.h" |
47 | #include "AliLoader.h" | |
48 | #include "AliMagF.h" | |
8494b010 | 49 | #include "AliModule.h" |
50 | #include "AliRun.h" | |
2cad796f | 51 | #include "AliTrackReference.h" |
5d12ce38 | 52 | #include "AliMC.h" |
d97f1dbe | 53 | #include "AliSimulation.h" |
00b459eb | 54 | #include "AliRawDataHeader.h" |
f21fc003 | 55 | #include "AliDigitizationInput.h" |
00b459eb | 56 | |
362c9d61 | 57 | #include "AliDAQ.h" |
8494b010 | 58 | |
59 | ClassImp(AliModule) | |
60 | ||
00ee7999 | 61 | Float_t AliModule::fgDensityFactor = 1.0; |
62 | ||
e2afb3b6 | 63 | //_______________________________________________________________________ |
64 | AliModule::AliModule(): | |
e2afb3b6 | 65 | fIdtmed(0), |
66 | fIdmate(0), | |
67 | fLoMedium(0), | |
68 | fHiMedium(0), | |
69 | fActive(0), | |
2cad796f | 70 | fEnable(1), |
2cad796f | 71 | fMaxIterTrackRef(0), |
6d7874d8 | 72 | fCurrentIterTrackRef(0), |
f21fc003 | 73 | fRunLoader(0), |
74 | fDigInput(0) | |
8494b010 | 75 | { |
76 | // | |
77 | // Default constructor for the AliModule class | |
78 | // | |
8494b010 | 79 | } |
80 | ||
e2afb3b6 | 81 | //_______________________________________________________________________ |
82 | AliModule::AliModule(const char* name,const char *title): | |
83 | TNamed(name,title), | |
e2afb3b6 | 84 | fIdtmed(new TArrayI(100)), |
85 | fIdmate(new TArrayI(100)), | |
86 | fLoMedium(65536), | |
87 | fHiMedium(0), | |
88 | fActive(0), | |
2cad796f | 89 | fEnable(1), |
2cad796f | 90 | fMaxIterTrackRef(0), |
6d7874d8 | 91 | fCurrentIterTrackRef(0), |
f21fc003 | 92 | fRunLoader(0), |
93 | fDigInput(0) | |
8494b010 | 94 | { |
95 | // | |
96 | // Normal constructor invoked by all Modules. | |
97 | // Create the list for Module specific histograms | |
98 | // Add this Module to the global list of Modules in Run. | |
99 | // | |
8494b010 | 100 | // Get the Module numeric ID |
2e42b4d4 | 101 | |
8494b010 | 102 | Int_t id = gAlice->GetModuleID(name); |
02ca2762 | 103 | if (id>=0) { |
104 | // Module already added ! | |
594d8990 | 105 | AliWarning(Form("Module: %s already present at %d",name,id)); |
8494b010 | 106 | return; |
107 | } | |
108 | // | |
109 | // Add this Module to the list of Modules | |
88cb7938 | 110 | |
111 | gAlice->AddModule(this); | |
112 | ||
e939a978 | 113 | //PH SetMarkerColor(3); |
8494b010 | 114 | // |
e2afb3b6 | 115 | // Clear space for tracking media and material indexes |
116 | ||
8494b010 | 117 | for(Int_t i=0;i<100;i++) (*fIdmate)[i]=(*fIdtmed)[i]=0; |
8494b010 | 118 | } |
119 | ||
e2afb3b6 | 120 | //_______________________________________________________________________ |
8494b010 | 121 | AliModule::~AliModule() |
122 | { | |
123 | // | |
124 | // Destructor | |
125 | // | |
e2afb3b6 | 126 | |
bbcea4df | 127 | // Remove this Module from the list of Modules |
a9cc22a2 | 128 | if (gAlice) { |
129 | TObjArray * modules = gAlice->Modules(); | |
130 | if (modules) modules->Remove(this); | |
131 | } | |
7dd2cbe4 | 132 | |
8494b010 | 133 | // Delete TArray objects |
134 | delete fIdtmed; | |
135 | delete fIdmate; | |
88cb7938 | 136 | |
7dd2cbe4 | 137 | } |
8494b010 | 138 | |
e2afb3b6 | 139 | //_______________________________________________________________________ |
8494b010 | 140 | void AliModule::AliMaterial(Int_t imat, const char* name, Float_t a, |
e2afb3b6 | 141 | Float_t z, Float_t dens, Float_t radl, |
142 | Float_t absl, Float_t *buf, Int_t nwbuf) const | |
8494b010 | 143 | { |
144 | // | |
145 | // Store the parameters for a material | |
146 | // | |
147 | // imat the material index will be stored in (*fIdmate)[imat] | |
148 | // name material name | |
149 | // a atomic mass | |
150 | // z atomic number | |
151 | // dens density | |
152 | // radl radiation length | |
153 | // absl absorbtion length | |
154 | // buf adress of an array user words | |
155 | // nwbuf number of user words | |
156 | // | |
157 | Int_t kmat; | |
4a9de4af | 158 | //Build the string uniquename as "DET_materialname" |
159 | TString uniquename = GetName(); | |
160 | uniquename.Append("_"); | |
161 | uniquename.Append(name); | |
162 | //if geometry loaded from file only fill fIdmate, else create material too | |
d97f1dbe | 163 | if(AliSimulation::Instance()->IsGeometryFromFile()){ |
4a9de4af | 164 | TGeoMaterial *mat = gGeoManager->GetMaterial(uniquename.Data()); |
165 | kmat = mat->GetUniqueID(); | |
166 | (*fIdmate)[imat]=kmat; | |
167 | }else{ | |
00ee7999 | 168 | if (fgDensityFactor != 1.0) |
169 | AliWarning(Form("Material density multiplied by %.2f!", fgDensityFactor)); | |
170 | gMC->Material(kmat, uniquename.Data(), a, z, dens * fgDensityFactor, radl, absl, buf, nwbuf); | |
4a9de4af | 171 | (*fIdmate)[imat]=kmat; |
172 | } | |
8494b010 | 173 | } |
f35a7b6f | 174 | |
e2afb3b6 | 175 | //_______________________________________________________________________ |
0afa509f | 176 | void AliModule::AliGetMaterial(Int_t imat, char* name, Float_t &a, |
e2afb3b6 | 177 | Float_t &z, Float_t &dens, Float_t &radl, |
116cbefd | 178 | Float_t &absl) const |
0afa509f | 179 | { |
180 | // | |
181 | // Store the parameters for a material | |
182 | // | |
183 | // imat the material index will be stored in (*fIdmate)[imat] | |
184 | // name material name | |
185 | // a atomic mass | |
186 | // z atomic number | |
187 | // dens density | |
188 | // radl radiation length | |
189 | // absl absorbtion length | |
190 | // buf adress of an array user words | |
191 | // nwbuf number of user words | |
192 | // | |
193 | ||
f35a7b6f | 194 | Int_t kmat=(*fIdmate)[imat]; |
195 | TString sname; | |
196 | TArrayD par; | |
197 | Double_t da, dz, ddens, dradl, dabsl; | |
198 | gMC->GetMaterial(kmat, sname, da, dz, ddens, dradl, dabsl, par); | |
199 | ||
200 | const char* chname = sname.Data(); | |
516f763d | 201 | strncpy(name, chname, strlen(chname)+1); |
f35a7b6f | 202 | a = da; |
203 | z = dz; | |
204 | dens = ddens; | |
205 | radl = dradl; | |
206 | absl = dabsl; | |
0afa509f | 207 | } |
8494b010 | 208 | |
e2afb3b6 | 209 | //_______________________________________________________________________ |
8494b010 | 210 | void AliModule::AliMixture(Int_t imat, const char *name, Float_t *a, |
e2afb3b6 | 211 | Float_t *z, Float_t dens, Int_t nlmat, |
212 | Float_t *wmat) const | |
8494b010 | 213 | { |
214 | // | |
215 | // Defines mixture or compound imat as composed by | |
216 | // nlmat materials defined by arrays a, z and wmat | |
217 | // | |
218 | // If nlmat > 0 wmat contains the proportion by | |
219 | // weights of each basic material in the mixture | |
220 | // | |
221 | // If nlmat < 0 wmat contains the number of atoms | |
222 | // of eack kind in the molecule of the compound | |
223 | // In this case, wmat is changed on output to the relative weigths. | |
224 | // | |
225 | // imat the material index will be stored in (*fIdmate)[imat] | |
226 | // name material name | |
227 | // a array of atomic masses | |
228 | // z array of atomic numbers | |
229 | // dens density | |
230 | // nlmat number of components | |
231 | // wmat array of concentrations | |
232 | // | |
233 | Int_t kmat; | |
4a9de4af | 234 | //Build the string uniquename as "DET_mixturename" |
235 | TString uniquename = GetName(); | |
236 | uniquename.Append("_"); | |
237 | uniquename.Append(name); | |
238 | //if geometry loaded from file only fill fIdmate, else create mixture too | |
d97f1dbe | 239 | if(AliSimulation::Instance()->IsGeometryFromFile()){ |
4a9de4af | 240 | TGeoMaterial *mat = gGeoManager->GetMaterial(uniquename.Data()); |
241 | kmat = mat->GetUniqueID(); | |
242 | (*fIdmate)[imat]=kmat; | |
243 | }else{ | |
00ee7999 | 244 | if (fgDensityFactor != 1.0) |
245 | AliWarning(Form("Material density multiplied by %.2f!", fgDensityFactor)); | |
246 | gMC->Mixture(kmat, uniquename.Data(), a, z, dens * fgDensityFactor, nlmat, wmat); | |
4a9de4af | 247 | (*fIdmate)[imat]=kmat; |
248 | } | |
8494b010 | 249 | } |
b60e0f5e | 250 | |
e2afb3b6 | 251 | //_______________________________________________________________________ |
8494b010 | 252 | void AliModule::AliMedium(Int_t numed, const char *name, Int_t nmat, |
e2afb3b6 | 253 | Int_t isvol, Int_t ifield, Float_t fieldm, |
254 | Float_t tmaxfd, Float_t stemax, Float_t deemax, | |
255 | Float_t epsil, Float_t stmin, Float_t *ubuf, | |
256 | Int_t nbuf) const | |
8494b010 | 257 | { |
258 | // | |
259 | // Store the parameters of a tracking medium | |
260 | // | |
b13db077 | 261 | // numed the medium number is stored into (*fIdtmed)[numed] |
8494b010 | 262 | // name medium name |
263 | // nmat the material number is stored into (*fIdmate)[nmat] | |
264 | // isvol sensitive volume if isvol!=0 | |
265 | // ifield magnetic field flag (see below) | |
266 | // fieldm maximum magnetic field | |
267 | // tmaxfd maximum deflection angle due to magnetic field | |
268 | // stemax maximum step allowed | |
269 | // deemax maximum fractional energy loss in one step | |
270 | // epsil tracking precision in cm | |
271 | // stmin minimum step due to continuous processes | |
272 | // | |
273 | // ifield = 0 no magnetic field | |
274 | // = -1 user decision in guswim | |
275 | // = 1 tracking performed with Runge Kutta | |
276 | // = 2 tracking performed with helix | |
277 | // = 3 constant magnetic field along z | |
278 | // | |
279 | Int_t kmed; | |
4a9de4af | 280 | //Build the string uniquename as "DET_mediumname" |
281 | TString uniquename = GetName(); | |
282 | uniquename.Append("_"); | |
283 | uniquename.Append(name); | |
284 | //if geometry loaded from file only fill fIdtmed, else create medium too | |
d97f1dbe | 285 | if(AliSimulation::Instance()->IsGeometryFromFile()){ |
4a9de4af | 286 | TGeoMedium *med = gGeoManager->GetMedium(uniquename.Data()); |
287 | kmed = med->GetId(); | |
288 | (*fIdtmed)[numed]=kmed; | |
289 | }else{ | |
290 | gMC->Medium(kmed, uniquename.Data(), (*fIdmate)[nmat], isvol, ifield, | |
291 | fieldm, tmaxfd, stemax, deemax, epsil, stmin, ubuf, nbuf); | |
292 | (*fIdtmed)[numed]=kmed; | |
293 | } | |
8494b010 | 294 | } |
b60e0f5e | 295 | |
e2afb3b6 | 296 | //_______________________________________________________________________ |
8494b010 | 297 | void AliModule::AliMatrix(Int_t &nmat, Float_t theta1, Float_t phi1, |
e2afb3b6 | 298 | Float_t theta2, Float_t phi2, Float_t theta3, |
299 | Float_t phi3) const | |
8494b010 | 300 | { |
301 | // | |
302 | // Define a rotation matrix. Angles are in degrees. | |
303 | // | |
304 | // nmat on output contains the number assigned to the rotation matrix | |
305 | // theta1 polar angle for axis I | |
306 | // phi1 azimuthal angle for axis I | |
307 | // theta2 polar angle for axis II | |
308 | // phi2 azimuthal angle for axis II | |
309 | // theta3 polar angle for axis III | |
310 | // phi3 azimuthal angle for axis III | |
311 | // | |
cfce8870 | 312 | gMC->Matrix(nmat, theta1, phi1, theta2, phi2, theta3, phi3); |
8494b010 | 313 | } |
314 | ||
e2afb3b6 | 315 | //_______________________________________________________________________ |
65fb704d | 316 | Float_t AliModule::ZMin() const |
317 | { | |
318 | return -500; | |
319 | } | |
320 | ||
e2afb3b6 | 321 | //_______________________________________________________________________ |
65fb704d | 322 | Float_t AliModule::ZMax() const |
323 | { | |
324 | return 500; | |
325 | } | |
326 | ||
4787b401 | 327 | //_______________________________________________________________________ |
328 | void AliModule::AddAlignableVolumes() const | |
329 | { | |
330 | // | |
40d37d9d | 331 | if (IsActive()) |
332 | AliWarning(Form(" %s still has to implement the AddAlignableVolumes method!",GetName())); | |
4787b401 | 333 | } |
334 | ||
2cad796f | 335 | //_______________________________________________________________________ |
88cb7938 | 336 | |
df75403f | 337 | AliLoader* AliModule::MakeLoader(const char* /*topfoldername*/) |
338 | { | |
339 | return 0x0; | |
340 | } | |
8494b010 | 341 | |
2cad796f | 342 | |
88cb7938 | 343 | //_____________________________________________________________________________ |
9ac3aec9 | 344 | AliTrackReference* AliModule::AddTrackReference(Int_t label, Int_t id){ |
2cad796f | 345 | // |
346 | // add a trackrefernce to the list | |
9ac3aec9 | 347 | return (gAlice->GetMCApp()->AddTrackReference(label, id)); |
2cad796f | 348 | } |
349 | ||
88cb7938 | 350 | //_____________________________________________________________________________ |
351 | TTree* AliModule::TreeTR() | |
352 | { | |
1bb2a43c | 353 | // |
354 | // Return TR tree pointer | |
355 | // | |
6d7874d8 | 356 | if ( fRunLoader == 0x0) |
88cb7938 | 357 | { |
594d8990 | 358 | AliError("Can not get the run loader"); |
88cb7938 | 359 | return 0x0; |
360 | } | |
361 | ||
6d7874d8 | 362 | TTree* tree = fRunLoader->TreeTR(); |
88cb7938 | 363 | return tree; |
364 | } | |
0421c3d1 | 365 | |
366 | ||
367 | //_____________________________________________________________________________ | |
368 | void AliModule::Digits2Raw() | |
369 | { | |
370 | // This is a dummy version that just copies the digits file contents | |
371 | // to a raw data file. | |
372 | ||
594d8990 | 373 | AliWarning(Form("Dummy version called for %s", GetName())); |
0421c3d1 | 374 | |
362c9d61 | 375 | Int_t nDDLs = AliDAQ::NumberOfDdls(GetName()); |
0421c3d1 | 376 | |
377 | if (!GetLoader()) return; | |
378 | fstream digitsFile(GetLoader()->GetDigitsFileName(), ios::in); | |
379 | if (!digitsFile) return; | |
380 | ||
381 | digitsFile.seekg(0, ios::end); | |
382 | UInt_t size = digitsFile.tellg(); | |
3c166bf6 | 383 | UInt_t ddlSize = 4 * (size / (4*nDDLs)); |
0421c3d1 | 384 | Char_t* buffer = new Char_t[ddlSize+1]; |
385 | ||
386 | for (Int_t iDDL = 0; iDDL < nDDLs; iDDL++) { | |
7275b148 | 387 | char fileName[256]=""; |
388 | strncpy(fileName,AliDAQ::DdlFileName(GetName(),iDDL),255); | |
0421c3d1 | 389 | fstream rawFile(fileName, ios::out); |
7275b148 | 390 | if (!rawFile) break; |
0421c3d1 | 391 | |
392 | AliRawDataHeader header; | |
393 | header.fSize = ddlSize + sizeof(header); | |
394 | rawFile.write((char*) &header, sizeof(header)); | |
395 | ||
396 | digitsFile.read(buffer, ddlSize); | |
397 | rawFile.write(buffer, ddlSize); | |
398 | rawFile.close(); | |
399 | } | |
400 | ||
401 | digitsFile.close(); | |
402 | delete[] buffer; | |
403 | } |