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9edefa04 | 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 | ||
7ca4655f | 18 | #include <TClonesArray.h> |
9edefa04 | 19 | #include <TClass.h> |
6f5308d9 | 20 | #include <TGeoManager.h> |
9edefa04 | 21 | |
aacedc3e | 22 | #include "AliITSdigit.h" |
88cb7938 | 23 | #include "AliITSLoader.h" |
7d62fb64 | 24 | #include "AliRunLoader.h" |
6def2bd2 | 25 | #include "AliITSInitGeometry.h" |
13033bec | 26 | #include "AliLog.h" |
88cb7938 | 27 | |
aacedc3e | 28 | /////////////////////////////////////////////////////////////////////////// |
eeac5f9f | 29 | // Loader for ITS |
30 | // it manages the I/O for: | |
31 | // raw clusters, primary vertices | |
32 | // V0 and cascade | |
33 | // and tracks propagated to the origin | |
aacedc3e | 34 | ////////////////////////////////////////////////////////////////////////// |
88cb7938 | 35 | const TString AliITSLoader::fgkDefaultRawClustersContainerName = "TreeC"; |
36 | const TString AliITSLoader::fgkDefaultBackTracksContainerName = "TreeB"; | |
37 | const TString AliITSLoader::fgkDefaultVerticesContainerName = "Vertex"; | |
566abf75 | 38 | const TString AliITSLoader::fgkDefaultV0ContainerName = "V0"; |
39 | const TString AliITSLoader::fgkDefaultCascadeContainerName = "Cascade"; | |
88cb7938 | 40 | ClassImp(AliITSLoader) |
41 | ||
aacedc3e | 42 | /**********************************************************************/ |
e56160b8 | 43 | AliITSLoader::AliITSLoader():AliLoader(), |
44 | fITSpid(0), | |
45 | fGeom(0){ | |
eeac5f9f | 46 | // Default constructor |
aacedc3e | 47 | } |
48 | /*********************************************************************/ | |
49 | AliITSLoader::AliITSLoader(const Char_t *name,const Char_t *topfoldername): | |
e56160b8 | 50 | AliLoader(name,topfoldername), |
51 | fITSpid(0), | |
52 | fGeom(0){ | |
53 | //Constructor | |
aacedc3e | 54 | AliDataLoader* rawClustersDataLoader = new AliDataLoader( |
55 | fDetectorName + ".RawCl.root",fgkDefaultRawClustersContainerName, | |
56 | "Raw Clusters"); | |
57 | fDataLoaders->Add(rawClustersDataLoader); | |
58 | rawClustersDataLoader->SetEventFolder(fEventFolder); | |
59 | rawClustersDataLoader->SetFolder(GetDetectorDataFolder()); | |
60 | ||
61 | AliDataLoader* backTracksDataLoader = new AliDataLoader( | |
62 | fDetectorName + ".BackTracks.root",fgkDefaultBackTracksContainerName, | |
63 | "Back Propagated Tracks"); | |
64 | fDataLoaders->Add(backTracksDataLoader); | |
65 | backTracksDataLoader->SetEventFolder(fEventFolder); | |
66 | backTracksDataLoader->SetFolder(GetDetectorDataFolder()); | |
eeac5f9f | 67 | |
aacedc3e | 68 | AliDataLoader* vertexDataLoader = new AliDataLoader( |
69 | fDetectorName + ".Vertex.root",fgkDefaultVerticesContainerName, | |
70 | "Primary Vertices","O"); | |
71 | fDataLoaders->Add(vertexDataLoader); | |
72 | vertexDataLoader->SetEventFolder(fEventFolder); | |
73 | vertexDataLoader->SetFolder(GetDetectorDataFolder()); | |
74 | ||
75 | AliDataLoader* v0DataLoader = new AliDataLoader( | |
76 | fDetectorName + ".V0s.root",fgkDefaultV0ContainerName,"V0 Vertices"); | |
77 | fDataLoaders->Add(v0DataLoader); | |
78 | v0DataLoader->SetEventFolder(fEventFolder); | |
79 | v0DataLoader->SetFolder(GetDetectorDataFolder()); | |
80 | ||
81 | AliDataLoader* cascadeDataLoader = new AliDataLoader( | |
82 | fDetectorName + ".Cascades.root",fgkDefaultCascadeContainerName, | |
83 | "Cascades"); | |
84 | fDataLoaders->Add(cascadeDataLoader); | |
85 | cascadeDataLoader->SetEventFolder(fEventFolder); | |
86 | cascadeDataLoader->SetFolder(GetDetectorDataFolder()); | |
eeac5f9f | 87 | } |
aacedc3e | 88 | /**********************************************************************/ |
89 | AliITSLoader::AliITSLoader(const Char_t *name,TFolder *topfolder): | |
e56160b8 | 90 | AliLoader(name,topfolder), |
91 | fITSpid(0), | |
92 | fGeom(0){ | |
aacedc3e | 93 | //ctor |
94 | AliDataLoader* rawClustersDataLoader = new AliDataLoader( | |
95 | fDetectorName + ".RawCl.root",fgkDefaultRawClustersContainerName, | |
96 | "Raw Clusters"); | |
97 | fDataLoaders->Add(rawClustersDataLoader); | |
98 | rawClustersDataLoader->SetEventFolder(fEventFolder); | |
99 | rawClustersDataLoader->SetFolder(GetDetectorDataFolder()); | |
eeac5f9f | 100 | |
aacedc3e | 101 | AliDataLoader* backTracksDataLoader = new AliDataLoader( |
102 | fDetectorName + ".BackTracks.root",fgkDefaultBackTracksContainerName, | |
103 | "Back Propagated Tracks"); | |
104 | fDataLoaders->Add(backTracksDataLoader); | |
105 | backTracksDataLoader->SetEventFolder(fEventFolder); | |
106 | backTracksDataLoader->SetFolder(GetDetectorDataFolder()); | |
107 | ||
108 | AliDataLoader* vertexDataLoader = new AliDataLoader( | |
109 | fDetectorName + ".Vertex.root",fgkDefaultVerticesContainerName, | |
110 | "Primary Vertices","O"); | |
111 | fDataLoaders->Add(vertexDataLoader); | |
112 | vertexDataLoader->SetEventFolder(fEventFolder); | |
113 | vertexDataLoader->SetFolder(GetDetectorDataFolder()); | |
114 | ||
115 | AliDataLoader* v0DataLoader = new AliDataLoader( | |
116 | fDetectorName + ".V0.root",fgkDefaultV0ContainerName,"V0 Vertices"); | |
117 | fDataLoaders->Add(v0DataLoader); | |
118 | v0DataLoader->SetEventFolder(fEventFolder); | |
119 | v0DataLoader->SetFolder(GetDetectorDataFolder()); | |
120 | ||
121 | AliDataLoader* cascadeDataLoader = new AliDataLoader( | |
122 | fDetectorName + ".Cascade.root",fgkDefaultCascadeContainerName, | |
123 | "Cascades"); | |
124 | fDataLoaders->Add(cascadeDataLoader); | |
125 | cascadeDataLoader->SetEventFolder(fEventFolder); | |
126 | cascadeDataLoader->SetFolder(GetDetectorDataFolder()); | |
88cb7938 | 127 | } |
e62c1aea | 128 | |
e62c1aea | 129 | |
aacedc3e | 130 | /**********************************************************************/ |
131 | AliITSLoader::~AliITSLoader(){ | |
132 | //destructor | |
133 | AliDataLoader* dl = 0; | |
134 | UnloadRawClusters(); | |
135 | dl = GetRawClLoader(); | |
136 | fDataLoaders->Remove(dl); | |
88cb7938 | 137 | |
aacedc3e | 138 | UnloadBackTracks(); |
139 | dl = GetBackTracksDataLoader(); | |
140 | fDataLoaders->Remove(dl); | |
141 | ||
142 | UnloadVertices(); | |
143 | dl = GetVertexDataLoader(); | |
144 | fDataLoaders->Remove(dl); | |
145 | ||
146 | UnloadV0s(); | |
147 | dl = GetV0DataLoader(); | |
148 | fDataLoaders->Remove(dl); | |
149 | ||
150 | UnloadCascades(); | |
151 | dl = GetCascadeDataLoader(); | |
152 | fDataLoaders->Remove(dl); | |
e56160b8 | 153 | |
8e50d897 | 154 | if(fGeom)delete fGeom; |
023ae34b | 155 | fGeom = 0; |
88cb7938 | 156 | } |
7d62fb64 | 157 | /* |
aacedc3e | 158 | //---------------------------------------------------------------------- |
159 | AliITS* AliITSLoader::GetITS(){ | |
160 | // Returns the pointer to the ITS, kept on the file. A short cut metthod | |
161 | // Inputs: | |
162 | // none. | |
163 | // Outputs: | |
164 | // none. | |
165 | // Returns: | |
166 | // Returns a pointer to the ITS, if not found returns 0. | |
167 | AliITS *its; | |
566abf75 | 168 | |
aacedc3e | 169 | if(gAlice){ |
170 | its = dynamic_cast<AliITS*> (gAlice->GetDetector( | |
171 | GetDetectorName().Data())); | |
172 | if(its) return its; | |
173 | } // end if gAlice | |
174 | AliRunLoader *rl=0; | |
175 | rl = GetRunLoader(); | |
176 | if(!rl) return 0; | |
177 | AliRun *ar=0; | |
178 | ar = rl->GetAliRun(); | |
179 | if(!ar) return 0; | |
180 | its = dynamic_cast<AliITS*> (ar->GetDetector(GetDetectorName().Data())); | |
181 | return its; | |
88cb7938 | 182 | } |
aacedc3e | 183 | //---------------------------------------------------------------------- |
184 | void AliITSLoader::SetupDigits(AliITS *its){ | |
185 | // Sets up to store ITS Digits in side AliITS::fDtype TObjArray | |
186 | // Inputs: | |
187 | // AliITS *its Pointer to the ITS | |
188 | // Outputs: | |
189 | // none. | |
190 | // Return: | |
191 | // none. | |
88cb7938 | 192 | |
aacedc3e | 193 | its->SetTreeAddressD(TreeD()); |
194 | } | |
7d62fb64 | 195 | */ |
aacedc3e | 196 | //---------------------------------------------------------------------- |
197 | void AliITSLoader::SetupDigits(TObjArray *digPerDet,Int_t n, | |
198 | const Char_t **digclass){ | |
199 | // Sets up digPerDet to store ITS Digits. | |
200 | // Inputs: | |
201 | // TObjArray *digPerDet A pointer to a TObject Array size>=3. | |
202 | // Int_t n The size of the TObjArray and digclass array | |
203 | // Char_t **digclass Array of digit class names | |
204 | // Outputs: | |
205 | // TObjArray *digPerDet Setup and linked to the tree of digits | |
206 | // Return: | |
207 | // none. | |
208 | Int_t i,m; | |
209 | TClonesArray *cl = 0; | |
210 | TTree *td = 0; | |
211 | TBranch *br = 0; | |
212 | Char_t branch[13]; | |
213 | const Char_t *det[3] = {"SPD","SDD","SSD"}; | |
214 | ||
215 | if(!digPerDet){ | |
216 | Error("SetUpDigits","TObject Array digPerDet does not exist"); | |
217 | return; | |
218 | } // end if | |
219 | m = digPerDet->GetSize(); | |
220 | if(m<n){ | |
221 | Error("SetUpDigits","TObject Array digPerDet=%p must have a size" | |
222 | " at least that of n=%d",digPerDet,n); | |
223 | } // end if | |
224 | if(m<3){ | |
225 | Error("SetUpDigits","TObject Array digPerDet=%p must have a size >2", | |
226 | digPerDet); | |
227 | return; | |
228 | } // end if | |
229 | td = TreeD(); | |
230 | for(i=0;i<n;i++){ | |
231 | if(digPerDet->At(i)==0){ // set up TClones Array | |
232 | digPerDet->AddAt(new TClonesArray(digclass[i],1000),i); | |
233 | if(n==3) sprintf(branch,"ITSDigits%s",det[i]); | |
234 | else sprintf(branch,"ITSDigits%d",i+1); | |
235 | br = td->GetBranch(branch); | |
236 | br->SetAddress(&((*digPerDet)[i])); | |
237 | continue; // do next one. | |
238 | } // end if | |
239 | cl = dynamic_cast<TClonesArray*> (digPerDet->At(i)); | |
240 | if(!cl && digPerDet->At(i)!=0){ // not a TClonesArray | |
241 | Error("SetUpDigits","TObject Array digPerDet-At(%d)=%p must be " | |
242 | "zeroed or filled with TClonesArrays",i,digPerDet); | |
243 | return; | |
244 | } // end if | |
245 | if(!(cl->GetClass()->GetBaseClass(AliITSdigit::Class()))){ | |
246 | Error("SetUPDigits","TClones array at digPerDet[%d}=%p must be" | |
247 | "derived from AliITSdigit",i,digPerDet->At(i)); | |
248 | } // end if | |
249 | cl->Clear(); | |
250 | if(n==3) sprintf(branch,"ITSDigits%s",det[i]); | |
251 | else sprintf(branch,"ITSDigits%d",i+1); | |
252 | br = td->GetBranch(branch); | |
253 | br->SetAddress(&((*digPerDet)[i])); | |
254 | continue; | |
255 | } // end for i | |
256 | } | |
257 | //--------------------------------------------------------------------- | |
258 | AliITSdigit * AliITSLoader::GetDigit(TObjArray *digPerDet,Int_t module, | |
259 | Int_t digit){ | |
260 | // Gets the digit for for a specific detector type and module. | |
261 | // To be used in conjustion with Setupdigits(AliITS *its). | |
262 | // Inputs: | |
263 | // TObjArray *digPereDet Pointer to the Array of digits | |
264 | // Int_t module Module number | |
265 | // Int_t digit Digit number | |
266 | // Outputs: | |
267 | // none. | |
268 | // Return: | |
269 | // returns the pointer to the digit. if zero then last digit for that | |
270 | // module. | |
271 | ||
272 | if(digPerDet==0){ | |
273 | Error("GetDigit","digPerDet=%p, module=%d, digit=%d", | |
274 | digPerDet,module,digit); | |
275 | return 0; | |
276 | } // end if | |
277 | return 0; | |
278 | } | |
7d62fb64 | 279 | /* |
aacedc3e | 280 | //--------------------------------------------------------------------- |
281 | AliITSdigit * AliITSLoader::GetDigit(AliITS *its,Int_t module,Int_t digit){ | |
282 | // Gets the digit for for a specific detector type and module. | |
283 | // To be used in conjustion with Setupdigits(AliITS *its). | |
284 | // Inputs: | |
285 | // AliITS *its Pointer to the ITS | |
286 | // Int_t module Module number | |
287 | // Int_t digit Digit number | |
288 | // Outputs: | |
289 | // none. | |
290 | // Return: | |
291 | // returns the pointer to the digit. if zero then last digit for that | |
292 | // module. | |
293 | //AliITSDetType *idtype; | |
294 | AliITSgeom *geom = its->GetITSgeom(); | |
295 | Int_t idet = geom->GetModuleType(module); | |
296 | TClonesArray *digits; | |
297 | ||
298 | its->ResetDigits(); | |
299 | TreeD()->GetEvent(module); | |
300 | digits = its->DigitsAddress(idet); | |
301 | if(digit>-1 && digit<digits->GetEntriesFast()){ // if in range. | |
302 | return (AliITSdigit*) digits->At(digit); | |
303 | } // end if | |
304 | return 0; | |
305 | } | |
7d62fb64 | 306 | */ |
aacedc3e | 307 | //---------------------------------------------------------------------- |
88cb7938 | 308 | void AliITSLoader::MakeTree(Option_t *opt){ |
aacedc3e | 309 | // invokes AliLoader::MakeTree + specific ITS tree(s) |
310 | // Valid options: H,S,D,R,T and C (C=raw clusters) | |
311 | AliLoader::MakeTree(opt); | |
312 | const char *oC = strstr(opt,"C"); | |
313 | if (oC) MakeRawClustersContainer(); | |
314 | ||
315 | const char *oB = strstr(opt,"B"); | |
316 | if (oB) MakeBackTracksContainer(); | |
317 | ||
318 | const char *oV0 = strstr(opt,"V0"); | |
319 | if (oV0) MakeV0Container(); | |
320 | ||
321 | const char *oX = strstr(opt,"X"); | |
322 | if (oX) MakeCascadeContainer(); | |
88cb7938 | 323 | } |
7d62fb64 | 324 | |
325 | //---------------------------------------------------------------------- | |
8e50d897 | 326 | AliITSgeom* AliITSLoader::GetITSgeom(Bool_t force) { |
7d62fb64 | 327 | // retrieves the ITS geometry from file |
8e50d897 | 328 | if(fGeom && !force)return fGeom; |
329 | if(fGeom && force){ | |
330 | delete fGeom; | |
331 | fGeom = 0; | |
332 | } | |
6f5308d9 | 333 | if(!gGeoManager){ |
334 | AliError("gGeoManager is a null pointer - ITS geometry not built"); | |
335 | return fGeom; | |
336 | } | |
108bd0fe | 337 | AliITSInitGeometry initgeom; |
6def2bd2 | 338 | fGeom = initgeom.CreateAliITSgeom(); |
339 | AliDebug(1,"AliITSgeom object has been initialized from TGeo\n"); | |
108bd0fe | 340 | AliInfo(Form("Geometry name: %s",(initgeom.GetGeometryName()).Data())); |
8e50d897 | 341 | return fGeom; |
7d62fb64 | 342 | } |
023ae34b | 343 | //______________________________________________________________________ |
344 | void AliITSLoader::SetITSgeom(AliITSgeom *geom){ | |
345 | // Replaces the AliITSgeom object read from file with the one | |
346 | // given. | |
347 | // Inputs: | |
348 | // AliITSgeom *geom The AliITSgeom object to replace the one | |
349 | // read from the file | |
350 | // Outputs: | |
351 | // none. | |
352 | // Return: | |
353 | // none. | |
354 | ||
355 | if(fGeom==geom) return; // Same do nothing | |
356 | if(fGeom) { | |
357 | delete fGeom; | |
358 | fGeom=0; | |
359 | }// end if | |
360 | fGeom=geom; | |
361 | } | |
7d62fb64 | 362 |