1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
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 **************************************************************************/
18 Revision 1.6 2001/08/30 09:25:24 hristov
19 The operator[] is replaced by At() or AddAt() in case of TObjArray. A temporary replacement of Branch with BranchOld is introduced
21 Revision 1.5 2001/07/27 13:03:11 hristov
22 Default Branch split level set to 99
24 Revision 1.4 2001/06/07 18:23:52 buncic
25 TPC branches now correctly diverted into Digits.TPS.root file
27 Revision 1.3 2001/02/05 14:34:54 hristov
28 Avoid deleting of Root class dictionary (R.Brun, M.Ivanov)
30 Revision 1.2 2001/01/26 20:29:00 hristov
31 Major upgrade of AliRoot code
33 Revision 1.1 2000/11/01 15:57:13 kowal2
34 Moved from the TPC directory
36 Revision 1.3 2000/06/30 12:07:49 kowal2
37 Updated from the TPC-PreRelease branch
39 Revision 1.2.4.1 2000/06/25 08:38:41 kowal2
40 Splitted from AliTPCtracking
42 Revision 1.2 2000/04/17 09:37:33 kowal2
43 removed obsolete AliTPCDigitsDisplay.C
45 Revision 1.1.4.2 2000/04/10 11:39:36 kowal2
47 New data structure handling
51 ///////////////////////////////////////////////////////////////////////////////
53 // Alice segment manager object //
55 ///////////////////////////////////////////////////////////////////////////////
60 #include "TClonesArray.h"
61 #include "TDirectory.h"
62 #include "AliArrayI.h"
67 #include "AliSegmentID.h"
68 #include "AliSegmentArray.h"
69 #include "TObjString.h"
72 //_____________________________________________________________________________
73 ClassImp(AliSegmentArray)
75 AliSegmentArray::AliSegmentArray()
88 AliSegmentArray::AliSegmentArray(Text_t *classname, Int_t n)
93 // Create an array of objects of classname. The class must inherit from
94 // AliSegmentID . The second argument adjust number of entries in
101 SetName("SegmentArray");
102 SetTitle("SegmentArray");
105 if (MakeArray(n)==kFALSE){
106 Error("AliSegmentArray", "can't allocate %d segments in memory",n);
111 AliSegmentArray::AliSegmentArray(const AliSegmentArray &segment)
115 // to be later implemented
118 AliSegmentArray &AliSegmentArray::operator = (const AliSegmentArray & segment)
120 //assignment operator
121 //to be later implemented
125 AliSegmentArray::~AliSegmentArray()
128 // default destructor
133 if (fTree) delete fTree;
134 if (fTreeIndex) delete fTreeIndex;
135 // if (fClass!=0) delete fClass;
139 Bool_t AliSegmentArray::SetClass(Text_t *classname)
142 //set class of stored object
144 //delete fClass; not ower of fClass
160 ::Fatal("AliSegmentArray::AliSegmentArray", "ROOT system not initialized");
162 fClass = gROOT->GetClass(classname);
164 Error("AliSegmentArray", "%s is not a valid class name", classname);
167 if (!fClass->InheritsFrom(AliSegmentID::Class())) {
168 Error("AliSegmentArray", "%s does not inherit from AliSegmentID", classname);
175 AliSegmentID * AliSegmentArray::NewSegment()
178 //create object according class information
179 if (fClass==0) return 0;
180 AliSegmentID * segment = (AliSegmentID * )fClass->New();
181 if (segment == 0) return 0;
186 Bool_t AliSegmentArray::AddSegment(AliSegmentID *segment)
189 // add segment to array
191 if (segment==0) return kFALSE;
192 if (fSegment==0) return kFALSE;
193 if (fClass==0) return kFALSE;
194 if (!(segment->IsA()->InheritsFrom(fClass))){
195 Error("AliSegmentArray", "added class %s is not of proper type ",
196 segment->IsA()->GetName());
199 fSegment->AddAt(segment,segment->GetID());
200 fNSegment = fSegment->GetLast()+1;
204 AliSegmentID * AliSegmentArray::AddSegment(Int_t index)
207 // add segment to array
209 if (fSegment==0) return 0;
210 if (fClass==0) return 0;
211 AliSegmentID * segment = NewSegment();
212 if (segment == 0) return 0;
213 fSegment->AddAt(segment,index);
214 segment->SetID(index);
215 fNSegment = fSegment->GetLast()+1;
220 void AliSegmentArray::ClearSegment(Int_t index)
223 //remove segment from active memory
225 //PH if ((*fSegment)[index]){
226 if (fSegment->At(index)){
227 // (*fSegment)[index]->Delete(); //not working for TClonesArray
228 //PH delete (*fSegment)[index]; //because problem with deleting TClonesArray
229 //PH fSegment->RemoveAt(index);
230 delete fSegment->RemoveAt(index);
235 Bool_t AliSegmentArray::MakeArray(Int_t n)
238 //make array of pointers to Segments
244 fSegment = new TObjArray(n);
246 if (fSegment) return kTRUE;
251 void AliSegmentArray::MakeTree(char *file)
253 // AliSegmentID segment;
254 AliSegmentID * psegment = NewSegment();
255 if (fTree) delete fTree;
256 fTree = new TTree("Segment Tree","Tree with segments");
257 //PH fBranch = fTree->Branch("Segment",psegment->IsA()->GetName(),&psegment,64000);
258 fBranch = fTree->Branch("Segment",psegment->IsA()->GetName(),&psegment,64000,99);
260 TString outFile = gAlice->GetBaseFile();
261 outFile = outFile + "/" + file;
262 fBranch->SetFile(outFile.Data());
263 TDirectory *wd = gDirectory;
264 TBranch *b = fBranch;
265 TIter next( b->GetListOfBranches());
266 while ((b=(TBranch*)next())) {
267 b->SetFile(outFile.Data());
269 cout << "Diverting branch " << "Segment" << " to file " << outFile << endl;
275 Bool_t AliSegmentArray::MakeDictionary(Int_t size)
278 //create index table for tree
280 if (size<1) return kFALSE;
281 if (fTreeIndex) delete fTreeIndex;
282 fTreeIndex = new AliArrayI();
283 fTreeIndex->Set(size);
285 AliSegmentID * psegment = NewSegment(); //MI change
286 fBranch->SetAddress(&psegment);
287 TBranch * brindix = fTree->GetBranch("fSegmentID");
288 Int_t nevent = (Int_t)fTree->GetEntries();
289 for (Int_t i = 0; i<nevent; i++){
290 brindix->GetEvent(i);
291 Int_t treeIndex=psegment->GetID();
292 if (fTreeIndex->fN<treeIndex) fTreeIndex->Expand(Int_t(Float_t(treeIndex)*1.5)+1);
293 // Int_t index = segment.GetID();
294 (*fTreeIndex)[treeIndex]=i+1; //
296 if (psegment) delete psegment;
300 Bool_t AliSegmentArray::ConnectTree(const char * treeName)
302 //connect tree from current directory
308 fTree =(TTree*)gDirectory->Get(treeName);
309 if (fTree == 0) return kFALSE;
310 fBranch = fTree->GetBranch("Segment");
311 if (fBranch==0) return kFALSE;
312 MakeDictionary(TMath::Max(fNSegment,Int_t(fTree->GetEntries())));
313 MakeArray(fTreeIndex->fN);
317 AliSegmentID *AliSegmentArray::LoadSegment(Int_t index)
320 //load segment with index to the memory
323 if (fTreeIndex ==0 ) MakeDictionary(3000);
324 //firstly try to load dictionary
325 if (fTreeIndex ==0 ) return 0;
326 if (fBranch==0) return 0;
327 if (index>fTreeIndex->fN) return 0;
328 //PH AliSegmentID *s = (AliSegmentID*)(*fSegment)[index];
329 AliSegmentID *s = (AliSegmentID*)fSegment->At(index);
330 if (s==0) s= NewSegment();
332 // new AliSegmentID(index);
335 Int_t treeIndex =(*fTreeIndex)[index];
336 if (treeIndex<1) return 0;
337 else treeIndex--; //I don't like it Int table I have index shifted by 1
338 fBranch->SetAddress(&s);
339 fTree->GetEvent(treeIndex);
340 //PH (*fSegment)[index] = (TObject*) s;
341 fSegment->AddAt((TObject*) s, index);
348 AliSegmentID *AliSegmentArray::LoadEntry(Int_t index)
351 //load segment at position inex in tree to the memory
354 if (fBranch==0) return 0;
355 if (index>fTree->GetEntries()) return 0;
356 AliSegmentID * s = NewSegment();
359 fBranch->SetAddress(&s);
360 fTree->GetEvent(index);
364 Int_t nindex = s->GetID();
365 ClearSegment(nindex);
366 //PH (*fSegment)[nindex] = (TObject*) s;
367 fSegment->AddAt((TObject*) s, nindex);
371 void AliSegmentArray::StoreSegment(Int_t index)
374 //make segment persistent
376 const AliSegmentID * ksegment = (*this)[index];
377 if (ksegment == 0 ) return;
378 if (fTree==0) MakeTree();
379 fBranch->SetAddress(&ksegment);
384 void AliSegmentArray::Streamer(TBuffer &R__b)
386 TObjString treeName, * ptreeName=&treeName;
387 if (R__b.IsReading()) {
388 Version_t R__v = R__b.ReadVersion(); if (R__v) { }
389 TNamed::Streamer(R__b);
391 if (fTree) delete fTree;
392 ConnectTree(ptreeName->String());
394 R__b.WriteVersion(AliSegmentArray::IsA());
395 TNamed::Streamer(R__b);
397 // sprintf(ch,"%s",fTrre->GetTitle());
398 treeName.String() = fTree->GetTitle();