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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> |
c93255fe | 21 | #include <TTree.h> |
9edefa04 | 22 | |
aacedc3e | 23 | #include "AliITSdigit.h" |
88cb7938 | 24 | #include "AliITSLoader.h" |
7d62fb64 | 25 | #include "AliRunLoader.h" |
ad7f2bfa | 26 | #include "AliObjectLoader.h" |
6def2bd2 | 27 | #include "AliITSInitGeometry.h" |
13033bec | 28 | #include "AliLog.h" |
88cb7938 | 29 | |
aacedc3e | 30 | /////////////////////////////////////////////////////////////////////////// |
eeac5f9f | 31 | // Loader for ITS |
32 | // it manages the I/O for: | |
33 | // raw clusters, primary vertices | |
34 | // V0 and cascade | |
35 | // and tracks propagated to the origin | |
aacedc3e | 36 | ////////////////////////////////////////////////////////////////////////// |
88cb7938 | 37 | const TString AliITSLoader::fgkDefaultRawClustersContainerName = "TreeC"; |
38 | const TString AliITSLoader::fgkDefaultBackTracksContainerName = "TreeB"; | |
39 | const TString AliITSLoader::fgkDefaultVerticesContainerName = "Vertex"; | |
566abf75 | 40 | const TString AliITSLoader::fgkDefaultV0ContainerName = "V0"; |
41 | const TString AliITSLoader::fgkDefaultCascadeContainerName = "Cascade"; | |
88cb7938 | 42 | ClassImp(AliITSLoader) |
43 | ||
aacedc3e | 44 | /**********************************************************************/ |
e56160b8 | 45 | AliITSLoader::AliITSLoader():AliLoader(), |
e56160b8 | 46 | fGeom(0){ |
eeac5f9f | 47 | // Default constructor |
aacedc3e | 48 | } |
49 | /*********************************************************************/ | |
50 | AliITSLoader::AliITSLoader(const Char_t *name,const Char_t *topfoldername): | |
e56160b8 | 51 | AliLoader(name,topfoldername), |
e56160b8 | 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), |
e56160b8 | 91 | fGeom(0){ |
aacedc3e | 92 | //ctor |
93 | AliDataLoader* rawClustersDataLoader = new AliDataLoader( | |
94 | fDetectorName + ".RawCl.root",fgkDefaultRawClustersContainerName, | |
95 | "Raw Clusters"); | |
96 | fDataLoaders->Add(rawClustersDataLoader); | |
97 | rawClustersDataLoader->SetEventFolder(fEventFolder); | |
98 | rawClustersDataLoader->SetFolder(GetDetectorDataFolder()); | |
eeac5f9f | 99 | |
aacedc3e | 100 | AliDataLoader* backTracksDataLoader = new AliDataLoader( |
101 | fDetectorName + ".BackTracks.root",fgkDefaultBackTracksContainerName, | |
102 | "Back Propagated Tracks"); | |
103 | fDataLoaders->Add(backTracksDataLoader); | |
104 | backTracksDataLoader->SetEventFolder(fEventFolder); | |
105 | backTracksDataLoader->SetFolder(GetDetectorDataFolder()); | |
106 | ||
107 | AliDataLoader* vertexDataLoader = new AliDataLoader( | |
108 | fDetectorName + ".Vertex.root",fgkDefaultVerticesContainerName, | |
109 | "Primary Vertices","O"); | |
110 | fDataLoaders->Add(vertexDataLoader); | |
111 | vertexDataLoader->SetEventFolder(fEventFolder); | |
112 | vertexDataLoader->SetFolder(GetDetectorDataFolder()); | |
113 | ||
114 | AliDataLoader* v0DataLoader = new AliDataLoader( | |
115 | fDetectorName + ".V0.root",fgkDefaultV0ContainerName,"V0 Vertices"); | |
116 | fDataLoaders->Add(v0DataLoader); | |
117 | v0DataLoader->SetEventFolder(fEventFolder); | |
118 | v0DataLoader->SetFolder(GetDetectorDataFolder()); | |
119 | ||
120 | AliDataLoader* cascadeDataLoader = new AliDataLoader( | |
121 | fDetectorName + ".Cascade.root",fgkDefaultCascadeContainerName, | |
122 | "Cascades"); | |
123 | fDataLoaders->Add(cascadeDataLoader); | |
124 | cascadeDataLoader->SetEventFolder(fEventFolder); | |
125 | cascadeDataLoader->SetFolder(GetDetectorDataFolder()); | |
88cb7938 | 126 | } |
e62c1aea | 127 | |
e62c1aea | 128 | |
aacedc3e | 129 | /**********************************************************************/ |
130 | AliITSLoader::~AliITSLoader(){ | |
131 | //destructor | |
132 | AliDataLoader* dl = 0; | |
133 | UnloadRawClusters(); | |
134 | dl = GetRawClLoader(); | |
135 | fDataLoaders->Remove(dl); | |
88cb7938 | 136 | |
aacedc3e | 137 | UnloadBackTracks(); |
138 | dl = GetBackTracksDataLoader(); | |
139 | fDataLoaders->Remove(dl); | |
140 | ||
141 | UnloadVertices(); | |
142 | dl = GetVertexDataLoader(); | |
143 | fDataLoaders->Remove(dl); | |
144 | ||
145 | UnloadV0s(); | |
146 | dl = GetV0DataLoader(); | |
147 | fDataLoaders->Remove(dl); | |
148 | ||
149 | UnloadCascades(); | |
150 | dl = GetCascadeDataLoader(); | |
151 | fDataLoaders->Remove(dl); | |
e56160b8 | 152 | |
8e50d897 | 153 | if(fGeom)delete fGeom; |
023ae34b | 154 | fGeom = 0; |
88cb7938 | 155 | } |
7d62fb64 | 156 | /* |
aacedc3e | 157 | //---------------------------------------------------------------------- |
158 | AliITS* AliITSLoader::GetITS(){ | |
159 | // Returns the pointer to the ITS, kept on the file. A short cut metthod | |
160 | // Inputs: | |
161 | // none. | |
162 | // Outputs: | |
163 | // none. | |
164 | // Returns: | |
165 | // Returns a pointer to the ITS, if not found returns 0. | |
166 | AliITS *its; | |
566abf75 | 167 | |
aacedc3e | 168 | if(gAlice){ |
169 | its = dynamic_cast<AliITS*> (gAlice->GetDetector( | |
170 | GetDetectorName().Data())); | |
171 | if(its) return its; | |
172 | } // end if gAlice | |
173 | AliRunLoader *rl=0; | |
174 | rl = GetRunLoader(); | |
175 | if(!rl) return 0; | |
176 | AliRun *ar=0; | |
177 | ar = rl->GetAliRun(); | |
178 | if(!ar) return 0; | |
179 | its = dynamic_cast<AliITS*> (ar->GetDetector(GetDetectorName().Data())); | |
180 | return its; | |
88cb7938 | 181 | } |
aacedc3e | 182 | //---------------------------------------------------------------------- |
183 | void AliITSLoader::SetupDigits(AliITS *its){ | |
184 | // Sets up to store ITS Digits in side AliITS::fDtype TObjArray | |
185 | // Inputs: | |
186 | // AliITS *its Pointer to the ITS | |
187 | // Outputs: | |
188 | // none. | |
189 | // Return: | |
190 | // none. | |
88cb7938 | 191 | |
aacedc3e | 192 | its->SetTreeAddressD(TreeD()); |
193 | } | |
7d62fb64 | 194 | */ |
aacedc3e | 195 | //---------------------------------------------------------------------- |
196 | void AliITSLoader::SetupDigits(TObjArray *digPerDet,Int_t n, | |
197 | const Char_t **digclass){ | |
198 | // Sets up digPerDet to store ITS Digits. | |
199 | // Inputs: | |
200 | // TObjArray *digPerDet A pointer to a TObject Array size>=3. | |
201 | // Int_t n The size of the TObjArray and digclass array | |
202 | // Char_t **digclass Array of digit class names | |
203 | // Outputs: | |
204 | // TObjArray *digPerDet Setup and linked to the tree of digits | |
205 | // Return: | |
206 | // none. | |
207 | Int_t i,m; | |
208 | TClonesArray *cl = 0; | |
209 | TTree *td = 0; | |
210 | TBranch *br = 0; | |
ce189d7c | 211 | Char_t branch[14]; |
aacedc3e | 212 | const Char_t *det[3] = {"SPD","SDD","SSD"}; |
213 | ||
214 | if(!digPerDet){ | |
215 | Error("SetUpDigits","TObject Array digPerDet does not exist"); | |
216 | return; | |
217 | } // end if | |
218 | m = digPerDet->GetSize(); | |
219 | if(m<n){ | |
220 | Error("SetUpDigits","TObject Array digPerDet=%p must have a size" | |
221 | " at least that of n=%d",digPerDet,n); | |
222 | } // end if | |
223 | if(m<3){ | |
224 | Error("SetUpDigits","TObject Array digPerDet=%p must have a size >2", | |
225 | digPerDet); | |
226 | return; | |
227 | } // end if | |
228 | td = TreeD(); | |
229 | for(i=0;i<n;i++){ | |
230 | if(digPerDet->At(i)==0){ // set up TClones Array | |
231 | digPerDet->AddAt(new TClonesArray(digclass[i],1000),i); | |
ce189d7c | 232 | if(n==3) snprintf(branch,13,"ITSDigits%s",det[i]); |
233 | else snprintf(branch,13,"ITSDigits%d",i+1); | |
aacedc3e | 234 | br = td->GetBranch(branch); |
235 | br->SetAddress(&((*digPerDet)[i])); | |
236 | continue; // do next one. | |
237 | } // end if | |
238 | cl = dynamic_cast<TClonesArray*> (digPerDet->At(i)); | |
239 | if(!cl && digPerDet->At(i)!=0){ // not a TClonesArray | |
240 | Error("SetUpDigits","TObject Array digPerDet-At(%d)=%p must be " | |
241 | "zeroed or filled with TClonesArrays",i,digPerDet); | |
242 | return; | |
243 | } // end if | |
244 | if(!(cl->GetClass()->GetBaseClass(AliITSdigit::Class()))){ | |
245 | Error("SetUPDigits","TClones array at digPerDet[%d}=%p must be" | |
246 | "derived from AliITSdigit",i,digPerDet->At(i)); | |
247 | } // end if | |
248 | cl->Clear(); | |
c0fc8108 | 249 | if(n==3) snprintf(branch,13,"ITSDigits%s",det[i]); |
250 | else snprintf(branch,13,"ITSDigits%d",i+1); | |
aacedc3e | 251 | br = td->GetBranch(branch); |
252 | br->SetAddress(&((*digPerDet)[i])); | |
253 | continue; | |
254 | } // end for i | |
255 | } | |
256 | //--------------------------------------------------------------------- | |
257 | AliITSdigit * AliITSLoader::GetDigit(TObjArray *digPerDet,Int_t module, | |
258 | Int_t digit){ | |
259 | // Gets the digit for for a specific detector type and module. | |
260 | // To be used in conjustion with Setupdigits(AliITS *its). | |
261 | // Inputs: | |
262 | // TObjArray *digPereDet Pointer to the Array of digits | |
263 | // Int_t module Module number | |
264 | // Int_t digit Digit number | |
265 | // Outputs: | |
266 | // none. | |
267 | // Return: | |
268 | // returns the pointer to the digit. if zero then last digit for that | |
269 | // module. | |
270 | ||
271 | if(digPerDet==0){ | |
272 | Error("GetDigit","digPerDet=%p, module=%d, digit=%d", | |
273 | digPerDet,module,digit); | |
274 | return 0; | |
275 | } // end if | |
276 | return 0; | |
277 | } | |
7d62fb64 | 278 | /* |
aacedc3e | 279 | //--------------------------------------------------------------------- |
280 | AliITSdigit * AliITSLoader::GetDigit(AliITS *its,Int_t module,Int_t digit){ | |
281 | // Gets the digit for for a specific detector type and module. | |
282 | // To be used in conjustion with Setupdigits(AliITS *its). | |
283 | // Inputs: | |
284 | // AliITS *its Pointer to the ITS | |
285 | // Int_t module Module number | |
286 | // Int_t digit Digit number | |
287 | // Outputs: | |
288 | // none. | |
289 | // Return: | |
290 | // returns the pointer to the digit. if zero then last digit for that | |
291 | // module. | |
292 | //AliITSDetType *idtype; | |
293 | AliITSgeom *geom = its->GetITSgeom(); | |
294 | Int_t idet = geom->GetModuleType(module); | |
295 | TClonesArray *digits; | |
296 | ||
297 | its->ResetDigits(); | |
298 | TreeD()->GetEvent(module); | |
299 | digits = its->DigitsAddress(idet); | |
300 | if(digit>-1 && digit<digits->GetEntriesFast()){ // if in range. | |
301 | return (AliITSdigit*) digits->At(digit); | |
302 | } // end if | |
303 | return 0; | |
304 | } | |
7d62fb64 | 305 | */ |
aacedc3e | 306 | //---------------------------------------------------------------------- |
88cb7938 | 307 | void AliITSLoader::MakeTree(Option_t *opt){ |
aacedc3e | 308 | // invokes AliLoader::MakeTree + specific ITS tree(s) |
309 | // Valid options: H,S,D,R,T and C (C=raw clusters) | |
310 | AliLoader::MakeTree(opt); | |
311 | const char *oC = strstr(opt,"C"); | |
312 | if (oC) MakeRawClustersContainer(); | |
313 | ||
314 | const char *oB = strstr(opt,"B"); | |
315 | if (oB) MakeBackTracksContainer(); | |
316 | ||
317 | const char *oV0 = strstr(opt,"V0"); | |
318 | if (oV0) MakeV0Container(); | |
319 | ||
320 | const char *oX = strstr(opt,"X"); | |
321 | if (oX) MakeCascadeContainer(); | |
88cb7938 | 322 | } |
7d62fb64 | 323 | |
324 | //---------------------------------------------------------------------- | |
8e50d897 | 325 | AliITSgeom* AliITSLoader::GetITSgeom(Bool_t force) { |
7d62fb64 | 326 | // retrieves the ITS geometry from file |
8e50d897 | 327 | if(fGeom && !force)return fGeom; |
328 | if(fGeom && force){ | |
329 | delete fGeom; | |
330 | fGeom = 0; | |
331 | } | |
6f5308d9 | 332 | if(!gGeoManager){ |
333 | AliError("gGeoManager is a null pointer - ITS geometry not built"); | |
334 | return fGeom; | |
335 | } | |
108bd0fe | 336 | AliITSInitGeometry initgeom; |
6def2bd2 | 337 | fGeom = initgeom.CreateAliITSgeom(); |
338 | AliDebug(1,"AliITSgeom object has been initialized from TGeo\n"); | |
15e6a32c | 339 | AliDebug(1,Form("Geometry name: %s",(initgeom.GetGeometryName()).Data())); |
8e50d897 | 340 | return fGeom; |
7d62fb64 | 341 | } |
023ae34b | 342 | //______________________________________________________________________ |
343 | void AliITSLoader::SetITSgeom(AliITSgeom *geom){ | |
344 | // Replaces the AliITSgeom object read from file with the one | |
345 | // given. | |
346 | // Inputs: | |
347 | // AliITSgeom *geom The AliITSgeom object to replace the one | |
348 | // read from the file | |
349 | // Outputs: | |
350 | // none. | |
351 | // Return: | |
352 | // none. | |
353 | ||
354 | if(fGeom==geom) return; // Same do nothing | |
355 | if(fGeom) { | |
356 | delete fGeom; | |
357 | fGeom=0; | |
358 | }// end if | |
359 | fGeom=geom; | |
360 | } |