Line data Source code
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 :
18 :
19 : ///////////////////////////////////////////////////////////////////////////////
20 : // //
21 : // An overview of the basic philosophy of the ITS code development //
22 : // and analysis is show in the figure below. //
23 : //Begin_Html //
24 : /*
25 : <img src="picts/ITS/ITS_Analysis_schema.gif">
26 : </pre>
27 : <br clear=left>
28 : <font size=+2 color=red>
29 : <p>Roberto Barbera is in charge of the ITS Offline code (1999).
30 : <a href="mailto:roberto.barbera@ct.infn.it">Roberto Barbera</a>.
31 : </font>
32 : <pre>
33 : */
34 : //End_Html
35 : //
36 : // AliITS. Inner Traking System base class.
37 : // This class contains the base procedures for the Inner Tracking System
38 : //
39 : //Begin_Html
40 : /*
41 : <img src="picts/ITS/AliITS_Class_Diagram.gif">
42 : </pre>
43 : <br clear=left>
44 : <font size=+2 color=red>
45 : <p>This show the class diagram of the different elements that are part of
46 : the AliITS class.
47 : </font>
48 : <pre>
49 : */
50 : //End_Html
51 : //
52 : // Version: 0
53 : // Written by Rene Brun, Federico Carminati, and Roberto Barbera
54 : //
55 : // Version: 1
56 : // Modified and documented by Bjorn S. Nilsen
57 : // July 11 1999
58 : //
59 : // Version: 2
60 : // Modified and documented by A. Bologna
61 : // October 18 1999
62 : //
63 : // AliITS is the general base class for the ITS. Also see AliDetector for
64 : // futher information.
65 : //
66 : ///////////////////////////////////////////////////////////////////////////////
67 :
68 : #include <stdlib.h>
69 : #include <TClonesArray.h>
70 : #include <TFile.h>
71 : #include <TParticle.h>
72 : #include <TString.h>
73 : #include <TTree.h>
74 : #include <TVirtualMC.h>
75 : #include <TArrayI.h>
76 : #include "AliDetector.h"
77 : #include "AliITS.h"
78 : #include "AliITSDetTypeSim.h"
79 : #include "AliITSDDLRawData.h"
80 : #include "AliITSLoader.h"
81 : #include "AliITShit.h"
82 : #include "AliITSmodule.h"
83 : #include "AliITSpListItem.h"
84 : #include "AliITSsimulation.h"
85 : #include "AliITSsimulationFastPoints.h"
86 : #include "AliMC.h"
87 : #include "AliITSDigitizer.h"
88 : #include "AliITSRecPoint.h"
89 : #include "AliITSsegmentationSPD.h"
90 : #include "AliITSsegmentationSDD.h"
91 : #include "AliITSsimulationSDD.h"
92 : #include "AliITSCalibrationSDD.h"
93 : #include "AliITSCalibrationSSD.h"
94 : #include "AliITSsegmentationSSD.h"
95 : #include "AliITSRawStreamSPD.h"
96 : #include "AliITSRawStreamSSD.h"
97 : #include "AliITSRawStreamSDD.h"
98 : #include "AliRawReader.h"
99 : #include "AliRun.h"
100 : #include "AliLog.h"
101 : #include "AliITSInitGeometry.h"
102 : #include "AliITSFOSignalsSPD.h"
103 :
104 116 : ClassImp(AliITS)
105 :
106 : //______________________________________________________________________
107 12 : AliITS::AliITS() : AliDetector(),
108 12 : fDetTypeSim(0),
109 12 : fEuclidOut(0),
110 12 : fOpt("All"),
111 12 : fIdN(0),
112 12 : fIdSens(0),
113 12 : fIdName(0),
114 12 : fITSmodules(0),
115 12 : fTiming(kFALSE),
116 12 : fSimuParam(0),
117 12 : fModA(0),
118 12 : fpSDigits(0)
119 36 : {
120 : // Default initializer for ITS
121 : // The default constructor of the AliITS class. In addition to
122 : // creating the AliITS class it zeros the variables fIshunt (a member
123 : // of AliDetector class), fEuclidOut, and fIdN, and zeros the pointers
124 : // fIdSens, and fIdName. The AliDetector default constructor
125 : // is also called.
126 :
127 : // SetDetectors(); // default to fOpt="All". This variable not written out.
128 : //PH SetMarkerColor(kRed);
129 96 : for (int i=fgkNTYPES;i--;) fkRawID2ClusID[i] = 0;
130 12 : }
131 : //______________________________________________________________________
132 : AliITS::AliITS(const Char_t *title):
133 0 : AliDetector("ITS",title),
134 0 : fDetTypeSim(0),
135 0 : fEuclidOut(0),
136 0 : fOpt("All"),
137 0 : fIdN(0),
138 0 : fIdSens(0),
139 0 : fIdName(0),
140 0 : fITSmodules(0),
141 0 : fTiming(kFALSE),
142 0 : fSimuParam(0),
143 0 : fModA(0),
144 0 : fpSDigits(0)
145 0 : {
146 : // The standard Constructor for the ITS class.
147 : // It also zeros the variables
148 : // fIshunt (a member of AliDetector class), fEuclidOut, and zeros
149 : // the pointers fIdSens and fIdName. To help in displaying hits via the
150 : // ROOT macro display.C AliITS also sets the marker color to red. The
151 : // variables passes with this constructor, const char *name and *title,
152 : // are used by the constructor of AliDetector class. See AliDetector
153 : // class for a description of these parameters and its constructor
154 : // functions.
155 : // Inputs:
156 : // Char_t *title Simulation title for the ITS
157 : // Outputs:
158 : // none.
159 : // Return:
160 : // none.
161 :
162 0 : fHits = new TClonesArray("AliITShit",1560); // from AliDetector
163 0 : if(gAlice->GetMCApp()) gAlice->GetMCApp()->AddHitList(fHits);
164 : //fNhits=0; //done in AliDetector(name,title)
165 0 : SetDetectors(); // default to fOpt="All". This variable not written out.
166 0 : fDetTypeSim = new AliITSDetTypeSim();
167 : //PH SetMarkerColor(kRed);
168 0 : if(!fLoader) MakeLoader(AliConfig::GetDefaultEventFolderName());
169 0 : fDetTypeSim->SetLoader((AliITSLoader*)fLoader);
170 0 : for (int i=fgkNTYPES;i--;) fkRawID2ClusID[i] = 0;
171 0 : }
172 : //______________________________________________________________________
173 : AliITS::AliITS(const char *name, const char *title):
174 1 : AliDetector(name,title),
175 1 : fDetTypeSim(0),
176 1 : fEuclidOut(0),
177 1 : fOpt("All"),
178 1 : fIdN(0),
179 1 : fIdSens(0),
180 1 : fIdName(0),
181 1 : fITSmodules(0),
182 1 : fTiming(kFALSE),
183 1 : fSimuParam(0),
184 1 : fModA(0),
185 1 : fpSDigits(0)
186 3 : {
187 : // The standard Constructor for the ITS class.
188 : // It also zeros the variables
189 : // fIshunt (a member of AliDetector class), fEuclidOut, and zeros
190 : // the pointers fIdSens and fIdName. To help in displaying hits via the
191 : // ROOT macro display.C AliITS also sets the marker color to red. The
192 : // variables passes with this constructor, const char *name and *title,
193 : // are used by the constructor of AliDetector class. See AliDetector
194 : // class for a description of these parameters and its constructor
195 : // functions.
196 :
197 3 : fHits = new TClonesArray("AliITShit",1560);
198 2 : if(gAlice->GetMCApp()) gAlice->GetMCApp()->AddHitList(fHits);
199 : //fNhits=0; //done in AliDetector(name,title)
200 :
201 1 : SetDetectors(); // default to fOpt="All". This variable not written out.
202 :
203 3 : fDetTypeSim = new AliITSDetTypeSim();
204 : //PH SetMarkerColor(kRed);
205 3 : if(!fLoader) MakeLoader(AliConfig::GetDefaultEventFolderName());
206 1 : fDetTypeSim->SetLoader((AliITSLoader*)fLoader);
207 8 : for (int i=fgkNTYPES;i--;) fkRawID2ClusID[i] = 0;
208 1 : }
209 : //______________________________________________________________________
210 26 : AliITS::~AliITS(){
211 : // Default destructor for ITS.
212 : // The default destructor of the AliITS class. In addition to deleting
213 : // the AliITS class it deletes the memory pointed to by
214 : // fIdSens, fIdName, fDetTypeSim and it's contents.
215 : // Inputs:
216 : // none.
217 : // Outputs:
218 : // none.
219 : // Return:
220 : // none.
221 :
222 13 : if (fHits) {
223 3 : fHits->Delete();
224 6 : delete fHits;
225 3 : fHits=0;
226 3 : }
227 13 : if(fITSmodules) {
228 2 : this->ClearModules();
229 4 : delete fITSmodules;
230 2 : fITSmodules = 0;
231 2 : }// end if fITSmodules!=0
232 :
233 117 : delete[] fIdName; // Array of TStrings
234 26 : delete[] fIdSens;
235 13 : Int_t size = AliITSgeomTGeo::GetNModules();
236 13 : if (fDetTypeSim){
237 26 : delete fDetTypeSim;
238 13 : fDetTypeSim = 0;
239 13 : }
240 13 : if(fSimuParam){
241 0 : delete fSimuParam;
242 0 : fSimuParam=0;
243 0 : }
244 13 : if(fModA){
245 0 : if(size>0){
246 0 : for(Int_t j=0; j<size; j++){
247 0 : fModA[j]->Delete();
248 0 : delete fModA[j];
249 : }
250 0 : }
251 0 : delete []fModA;
252 : }
253 13 : if(fpSDigits){
254 0 : fpSDigits->Delete();
255 0 : delete fpSDigits;
256 : }
257 13 : }
258 :
259 : //______________________________________________________________________
260 : AliDigitizer* AliITS::CreateDigitizer(AliDigitizationInput* digInput)const{
261 : // Creates the AliITSDigitizer in a standard way for use via AliModule.
262 : // This function can not be included in the .h file because of problems
263 : // with the order of inclusion (recursive).
264 : // Inputs:
265 : // AliDigitizationInput* digInput The Manger class for Digitization
266 : // Output:
267 : // none.
268 : // Return:
269 : // A new AliITSRunDigitizer (cast as a AliDigitizer).
270 :
271 0 : return new AliITSDigitizer(digInput);
272 0 : }
273 : //______________________________________________________________________
274 : void AliITS::Init(){
275 : // Initializer ITS after it has been built
276 : // This routine initializes the AliITS class. It is intended to be
277 : // called from the Init function in AliITSv?. Besides displaying a banner
278 : // indicating that it has been called it initializes the array fIdSens
279 : // and sets the default segmentation, response, digit and raw cluster
280 : // classes therefore it should be called after a call to CreateGeometry.
281 : // Inputs:
282 : // none.
283 : // Outputs:
284 : // none.
285 : // Return:
286 : // none.
287 : Int_t i;
288 : // Array of TStrings
289 16 : if(TVirtualMC::GetMC()) for(i=0;i<fIdN;i++) fIdSens[i] = TVirtualMC::GetMC()->VolId(fIdName[i]);
290 :
291 1 : }
292 : //______________________________________________________________________
293 : void AliITS::SetDefaults(){
294 : // sets the default segmentation, response, digit and raw cluster classes.
295 : // Inputs:
296 : // none.
297 : // Outputs:
298 : // none.
299 : // Return:
300 : // none.
301 0 : AliInfoClass("AliITS::Setting Defaults");
302 0 : if(!fDetTypeSim) {
303 0 : Error("SetDefaults()","fDetTypeSim is 0!");
304 0 : return;
305 : }
306 :
307 0 : fDetTypeSim->SetDefaults();
308 0 : if(fSimuParam) fDetTypeSim->SetSimuParam(fSimuParam);
309 :
310 0 : }
311 : //______________________________________________________________________
312 : void AliITS::SetDefaultSimulation(){
313 : // sets the default simulation.
314 : // Inputs:
315 : // none.
316 : // Outputs:
317 : // none.
318 : // Return:
319 : // none.
320 2 : if(!fDetTypeSim) {
321 0 : Error("SetDefaultSimulation()","fDetTypeSim is 0!");
322 0 : return;
323 : }
324 :
325 1 : fDetTypeSim->SetDefaultSimulation();
326 1 : if(fSimuParam) fDetTypeSim->SetSimuParam(fSimuParam);
327 :
328 1 : }
329 :
330 :
331 : //______________________________________________________________________
332 : void AliITS::MakeBranch(Option_t* option){
333 : // Creates Tree branches for the ITS.
334 : // Inputs:
335 : // Option_t *option String of Tree types S,D, and/or R.
336 : // const char *file String of the file name where these branches
337 : // are to be stored. If blank then these branches
338 : // are written to the same tree as the Hits were
339 : // read from.
340 : // Outputs:
341 : // none.
342 : // Return:
343 : // none.
344 16 : if(!fDetTypeSim) {
345 0 : Error("MakeBranch","fDetTypeSim is 0!");
346 0 : return;
347 : }
348 :
349 8 : Bool_t cH = (strstr(option,"H")!=0);
350 8 : Bool_t cS = (strstr(option,"S")!=0);
351 8 : Bool_t cD = (strstr(option,"D")!=0);
352 :
353 12 : if(cH && (fHits == 0x0)) fHits = new TClonesArray("AliITShit", 1560);
354 8 : AliDetector::MakeBranch(option);
355 :
356 8 : if(cS) MakeBranchS(0);
357 12 : if(cD) MakeBranchD(0);
358 :
359 :
360 16 : }
361 : //___________________________________________________________________
362 : void AliITS::MakeBranchS(const char* fl){
363 :
364 : // Creates Tree Branch for the ITS summable digits.
365 : // Inputs:
366 : // cont char *fl File name where SDigits branch is to be written
367 : // to. If blank it write the SDigits to the same
368 : // file in which the Hits were found.
369 :
370 :
371 0 : if(!fDetTypeSim){
372 0 : Error("MakeBranchS","fDetTypeSim is 0!");
373 0 : }
374 : Int_t buffersize = 4000;
375 0 : char branchname[31];
376 :
377 : // only one branch for SDigits.
378 0 : snprintf(branchname,30,"%s",GetName());
379 :
380 0 : if(fLoader->TreeS()){
381 0 : TClonesArray* sdig = (TClonesArray*)fDetTypeSim->GetSDigits();
382 0 : MakeBranchInTree(fLoader->TreeS(),branchname,&sdig,buffersize,fl);
383 0 : }
384 0 : }
385 : //______________________________________________________________________
386 : void AliITS::MakeBranchD(const char* file){
387 :
388 : //Make branch for digits
389 8 : if(!fDetTypeSim) {
390 0 : Warning("MakeBranchD","fDetTypeSim is 0!");
391 0 : return;
392 : }
393 4 : fDetTypeSim->SetLoader((AliITSLoader*)fLoader);
394 4 : if(fSimuParam) fDetTypeSim->SetSimuParam(fSimuParam);
395 4 : MakeBranchInTreeD(fLoader->TreeD(),file);
396 8 : }
397 :
398 : //___________________________________________________________________
399 : void AliITS:: MakeBranchInTreeD(TTree* treeD, const char* file){
400 : // Creates Tree branches for the ITS.
401 :
402 8 : if(!fDetTypeSim){
403 0 : Error("MakeBranchS","fDetTypeSim is 0!");
404 0 : }
405 4 : fDetTypeSim->SetLoader((AliITSLoader*)fLoader);
406 4 : if(fSimuParam) fDetTypeSim->SetSimuParam(fSimuParam);
407 :
408 4 : const Char_t *det[3] = {"SPD","SDD","SSD"};
409 : const Char_t* digclass;
410 : Int_t buffersize = 4000;
411 4 : Char_t branchname[31];
412 :
413 4 : if(!fDetTypeSim->GetDigits()){
414 0 : fDetTypeSim->SetDigits(new TObjArray(fgkNTYPES));
415 0 : }
416 32 : for(Int_t i=0;i<fgkNTYPES;i++){
417 12 : digclass = fDetTypeSim->GetDigitClassName(i);
418 12 : TString classn = digclass;
419 24 : if(!((fDetTypeSim->GetDigits())->At(i))){
420 0 : (fDetTypeSim->GetDigits())->AddAt(new TClonesArray(classn.Data(),1000),i);
421 : }
422 12 : else ResetDigits(i);
423 24 : if(fgkNTYPES==3) snprintf(branchname,30,"%sDigits%s",GetName(),det[i]);
424 : else sprintf(branchname,"%sDigits%d",GetName(),i+1);
425 24 : TObjArray* dig = DigitsAddress(i);
426 24 : if(GetDigits() && treeD) AliDetector::MakeBranchInTree(treeD,branchname, &dig,buffersize,file);
427 12 : }
428 :
429 4 : }
430 : //______________________________________________________________________
431 : void AliITS::SetTreeAddress(){
432 : // Set branch address for the Trees.
433 : // Inputs:
434 : // none.
435 : // Outputs:
436 : // none.
437 : // Return:
438 : // none.
439 :
440 374 : if(!fDetTypeSim) {
441 0 : Error("SetTreeAddress","fDetTypeSim is 0!");
442 0 : return;
443 : }
444 :
445 187 : fDetTypeSim->SetLoader((AliITSLoader*)fLoader);
446 187 : if(fSimuParam) fDetTypeSim->SetSimuParam(fSimuParam);
447 :
448 187 : TTree *treeS = fLoader->TreeS();
449 187 : TTree *treeD = fLoader->TreeD();
450 241 : if (fLoader->TreeH() && (fHits == 0x0)) {
451 4 : fHits = new TClonesArray("AliITShit", 1560);
452 2 : }
453 187 : AliDetector::SetTreeAddress();
454 :
455 187 : fDetTypeSim->SetTreeAddressS(treeS, (Char_t*)GetName());
456 187 : fDetTypeSim->SetTreeAddressD(treeD, (Char_t*)GetName());
457 374 : }
458 : //______________________________________________________________________
459 : void AliITS::AddHit(Int_t track, Int_t *vol, Float_t *hits){
460 : // Add an ITS hit
461 : // The function to add information to the AliITShit class. See the
462 : // AliITShit class for a full description. This function allocates the
463 : // necessary new space for the hit information and passes the variable
464 : // track, and the pointers *vol and *hits to the AliITShit constructor
465 : // function.
466 : // Inputs:
467 : // Int_t track Track number which produced this hit.
468 : // Int_t *vol Array of Integer Hit information. See AliITShit.h
469 : // Float_t *hits Array of Floating Hit information. see AliITShit.h
470 : // Outputs:
471 : // none.
472 : // Return:
473 : // none.
474 0 : TClonesArray &lhits = *fHits;
475 0 : new(lhits[fNhits++]) AliITShit(fIshunt,track,vol,hits);
476 0 : }
477 :
478 : //______________________________________________________________________
479 : void AliITS::FillModules(Int_t /* evnt */,Int_t bgrev,Int_t /* nmodules */,
480 : Option_t *option, const char *filename){
481 : // fill the modules with the sorted by module hits; add hits from
482 : // background if option=Add.
483 :
484 : static TTree *trH1; //Tree with background hits
485 : static Bool_t first=kTRUE;
486 : static TFile *file;
487 8 : const char *addBgr = strstr(option,"Add");
488 :
489 4 : if (addBgr ) {
490 0 : if(first) {
491 0 : file=new TFile(filename);
492 0 : } // end if first
493 0 : first=kFALSE;
494 0 : file->cd();
495 0 : file->ls();
496 : // Get Hits Tree header from file
497 0 : if(trH1) delete trH1;
498 0 : trH1=0;
499 :
500 0 : char treeName[21];
501 0 : snprintf(treeName,20,"TreeH%d",bgrev);
502 0 : trH1 = (TTree*)gDirectory->Get(treeName);
503 0 : if (!trH1) {
504 0 : Error("FillModules","cannot find Hits Tree for event:%d",bgrev);
505 0 : } // end if !trH1
506 : // Set branch addresses
507 0 : } // end if addBgr
508 :
509 4 : FillModules(fLoader->TreeH(),0); // fill from this file's tree.
510 :
511 4 : if (addBgr ) {
512 0 : FillModules(trH1,10000000); // Default mask 10M.
513 0 : TTree *fAli=fLoader->GetRunLoader()->TreeK();
514 : TFile *fileAli=0;
515 0 : if (fAli) {
516 0 : fileAli =fAli->GetCurrentFile();
517 0 : fileAli->cd();
518 0 : }
519 0 : } // end if add
520 :
521 :
522 4 : }
523 : //______________________________________________________________________
524 : void AliITS::FillModules(TTree *treeH, Int_t mask) {
525 : // fill the modules with the sorted by module hits;
526 : // can be called many times to do a merging
527 : // Inputs:
528 : // TTree *treeH The tree containing the hits to be copied into
529 : // the modules.
530 : // Int_t mask The track number mask to indecate which file
531 : // this hits came from.
532 : // Outputs:
533 : // none.
534 : // Return:
535 : // none.
536 :
537 32 : if (treeH == 0x0)
538 : {
539 0 : AliError("Tree H is NULL");
540 0 : return;
541 : }
542 16 : Int_t lay,lad,det,index;
543 : AliITShit *itsHit=0;
544 : AliITSmodule *mod=0;
545 16 : char branchname[21];
546 16 : snprintf(branchname,20,"%s",GetName());
547 16 : TBranch *branch = treeH->GetBranch(branchname);
548 16 : if (!branch) {
549 0 : Error("FillModules","%s branch in TreeH not found",branchname);
550 0 : return;
551 : } // end if !branch
552 16 : branch->SetAddress(&fHits);
553 16 : Int_t nTracks =(Int_t) treeH->GetEntries();
554 : Int_t iPrimTrack,h;
555 928 : for(iPrimTrack=0; iPrimTrack<nTracks; iPrimTrack++){
556 448 : ResetHits();
557 448 : Int_t nBytes = treeH->GetEvent(iPrimTrack);
558 448 : if (nBytes <= 0) continue;
559 448 : Int_t nHits = fHits->GetEntriesFast();
560 7944 : for(h=0; h<nHits; h++){
561 3524 : itsHit = (AliITShit *)fHits->UncheckedAt(h);
562 3524 : itsHit->GetDetectorID(lay,lad,det);
563 3524 : if (GetITSgeom()) {
564 3524 : index = GetITSgeom()->GetModuleIndex(lay,lad,det);
565 3524 : } else {
566 0 : index=det-1; // This should not be used.
567 : } // end if [You must have fITSgeom for this to work!]
568 3524 : mod = GetModule(index);
569 3524 : itsHit->SetTrack(itsHit->GetTrack()+mask); // Set track mask.
570 3524 : mod->AddHit(itsHit,iPrimTrack,h);
571 : } // end loop over hits
572 448 : } // end loop over tracks
573 48 : }
574 :
575 : //______________________________________________________________________
576 : Bool_t AliITS::InitModules(Int_t size,Int_t &nmodules){
577 : // Initialize the modules array.
578 : // Inputs:
579 : // Int_t size Size of array of the number of modules to be
580 : // created. If size <=0 then the number of modules
581 : // is gotten from AliITSgeom class kept in fITSgeom.
582 : // Outputs:
583 : // Int_t &nmodules The number of modules existing.
584 : // Return:
585 : // none.
586 :
587 32 : if(fITSmodules){
588 14 : fITSmodules->Delete();
589 28 : delete fITSmodules;
590 : } // end fir fITSmoudles
591 :
592 16 : if(!fDetTypeSim) {
593 0 : Error("InitModules","fDetTypeSim is null!");
594 0 : return kFALSE;
595 : }
596 16 : if(fSimuParam) fDetTypeSim->SetSimuParam(fSimuParam);
597 :
598 : Int_t nl,indexMAX,index;
599 :
600 16 : if(size<=0){ // default to using data stored in AliITSgeom
601 16 : if(fDetTypeSim->GetITSgeom()==0) {
602 0 : Error("InitModules","fITSgeom not defined");
603 0 : return kFALSE;
604 : } // end if fITSgeom==0
605 16 : nl = fDetTypeSim->GetITSgeom()->GetNlayers();
606 16 : indexMAX = fDetTypeSim->GetITSgeom()->GetIndexMax();
607 16 : nmodules = indexMAX;
608 32 : fITSmodules = new TObjArray(indexMAX);
609 70368 : for(index=0;index<indexMAX;index++){
610 70336 : fITSmodules->AddAt( new AliITSmodule(index),index);
611 : } // end for index
612 : }else{
613 0 : fITSmodules = new TObjArray(size);
614 0 : for(index=0;index<size;index++) {
615 0 : fITSmodules->AddAt( new AliITSmodule(index),index);
616 : } // end for index
617 :
618 0 : nmodules = size;
619 : } // end i size<=0
620 16 : return kTRUE;
621 16 : }
622 : //______________________________________________________________________
623 : void AliITS::Hits2SDigits(){
624 : // Standard Hits to summable Digits function.
625 : // Inputs:
626 : // none.
627 : // Outputs:
628 : // none.
629 :
630 :
631 0 : if(!fDetTypeSim) {
632 0 : Error("Hits2SDigits","fDetTypeSim is null!");
633 0 : return;
634 : }
635 :
636 0 : SetDefaults();
637 0 : fLoader->LoadHits("read");
638 0 : fLoader->LoadSDigits("recreate");
639 0 : AliRunLoader* rl = fLoader->GetRunLoader();
640 0 : fDetTypeSim->SetLoader((AliITSLoader*)fLoader);
641 0 : if(fSimuParam) fDetTypeSim->SetSimuParam(fSimuParam);
642 :
643 0 : for (Int_t iEvent = 0; iEvent < rl->GetNumberOfEvents(); iEvent++) {
644 : // Do the Hits to Digits operation. Use Standard input values.
645 : // Event number from file, no background hit merging , use size from
646 : // AliITSgeom class, option="All", input from this file only.
647 0 : rl->GetEvent(iEvent);
648 0 : if (!fLoader->TreeS()) fLoader->MakeTree("S");
649 0 : MakeBranch("S");
650 0 : SetTreeAddress();
651 0 : HitsToPreDigits(iEvent,0,-1," ",fOpt," ");
652 : } // end for iEvent
653 :
654 0 : fLoader->UnloadHits();
655 0 : fLoader->UnloadSDigits();
656 :
657 0 : }
658 : //______________________________________________________________________
659 : void AliITS::Hits2Digits(){
660 :
661 : //Conversion from hits to digits
662 2 : if(!fDetTypeSim) {
663 0 : Error("Hits2SDigits","fDetTypeSim is 0!");
664 0 : return;
665 : }
666 :
667 1 : fDetTypeSim->SetLoader((AliITSLoader*)fLoader);
668 1 : if(fSimuParam) fDetTypeSim->SetSimuParam(fSimuParam);
669 1 : SetDefaults();
670 :
671 1 : fLoader->LoadHits("read");
672 1 : fLoader->LoadDigits("recreate");
673 1 : AliRunLoader* rl = fLoader->GetRunLoader();
674 10 : for (Int_t iEvent = 0; iEvent < rl->GetNumberOfEvents(); iEvent++) {
675 4 : rl->GetEvent(iEvent);
676 8 : if (!fLoader->TreeD()) fLoader->MakeTree("D");
677 4 : MakeBranch("D");
678 4 : SetTreeAddress();
679 4 : HitsToDigits(iEvent,0,-1," ",fOpt," ");
680 : }
681 :
682 1 : fLoader->UnloadHits();
683 1 : fLoader->UnloadDigits();
684 :
685 2 : }
686 :
687 : //______________________________________________________________________
688 : void AliITS::HitsToDigits(Int_t evNumber,Int_t bgrev,Int_t size,
689 : Option_t *option,Option_t *opt,
690 : const char *filename){
691 : // Keep galice.root for signal and name differently the file for
692 : // background when add! otherwise the track info for signal will be lost !
693 : // the condition below will disappear when the geom class will be
694 : // initialized for all versions - for the moment it is only for v5 !
695 : // 7 is the SDD beam test version.
696 : // Inputs:
697 : // Int_t evnt Event to be processed.
698 : // Int_t bgrev Background Hit tree number.
699 : // Int_t nmodules Not used.
700 : // Option_t *option String indicating if merging hits or not. To
701 : // merge hits set equal to "Add". Otherwise no
702 : // background hits are considered.
703 : // Test_t *filename File name containing the background hits..
704 : // Outputs:
705 : // none.
706 : // Return:
707 : // none.
708 :
709 8 : if(!fDetTypeSim) {
710 0 : Error("HitsToDigits","fDetTypeSim is null!");
711 0 : return;
712 : }
713 4 : fDetTypeSim->SetLoader((AliITSLoader*)fLoader);
714 4 : if(fSimuParam) fDetTypeSim->SetSimuParam(fSimuParam);
715 4 : if(!GetITSgeom()) return; // need transformations to do digitization.
716 4 : AliITSgeom *geom = GetITSgeom();
717 :
718 4 : const char *all = strstr(opt,"All");
719 8 : const char *det[3] = {strstr(opt,"SPD"),strstr(opt,"SDD"),
720 4 : strstr(opt,"SSD")};
721 : static Bool_t setDef=kTRUE;
722 5 : if (setDef) SetDefaultSimulation();
723 4 : setDef=kFALSE;
724 :
725 4 : Int_t nmodules;
726 4 : InitModules(size,nmodules);
727 4 : FillModules(evNumber,bgrev,nmodules,option,filename);
728 :
729 : // Reset Fast-OR signals for this event
730 4 : fDetTypeSim->ResetFOSignals();
731 :
732 : AliITSsimulation *sim = 0;
733 : AliITSmodule *mod = 0;
734 : Int_t id;
735 17592 : for(Int_t module=0;module<geom->GetIndexMax();module++){
736 8792 : id = geom->GetModuleType(module);
737 8792 : if (!all && !det[id]) continue;
738 8792 : sim = (AliITSsimulation*)fDetTypeSim->GetSimulationModel(id);
739 8792 : if (!sim) {
740 0 : Error("HitsToDigits","The simulation class was not "
741 : "instanciated for module %d type %s!",module,
742 0 : geom->GetModuleTypeName(module));
743 0 : exit(1);
744 : } // end if !sim
745 8792 : mod = (AliITSmodule *)fITSmodules->At(module);
746 8792 : sim->DigitiseModule(mod,module,evNumber);
747 : // fills all branches - wasted disk space
748 8792 : fLoader->TreeD()->Fill();
749 8792 : ResetDigits();
750 8792 : } // end for module
751 :
752 4 : ClearModules();
753 :
754 : // Add Fast-OR signals to event (only one object per event)
755 4 : if (all || det[0]) { // SPD present
756 4 : WriteFOSignals();
757 4 : }
758 :
759 4 : fLoader->TreeD()->GetEntries();
760 4 : fLoader->TreeD()->AutoSave();
761 : // reset tree
762 4 : fLoader->TreeD()->Reset();
763 8 : }
764 : //_____________________________________________________________________
765 : void AliITS::Hits2PreDigits(){
766 : // Turn hits into SDigits
767 :
768 0 : if(!fDetTypeSim) {
769 0 : Error("Hits2SDigits","fDetTypeSim is 0!");
770 0 : return;
771 : }
772 :
773 0 : fDetTypeSim->SetLoader((AliITSLoader*)fLoader);
774 0 : if(fSimuParam) fDetTypeSim->SetSimuParam(fSimuParam);
775 0 : SetDefaults();
776 :
777 0 : HitsToPreDigits(fLoader->GetRunLoader()->GetEventNumber(),
778 0 : 0,-1," ",fOpt," ");
779 0 : }
780 :
781 : //______________________________________________________________________
782 : void AliITS::HitsToPreDigits(Int_t evNumber,Int_t bgrev,Int_t size,
783 : Option_t *option,Option_t *opt,
784 : const char *filename){
785 : // Keep galice.root for signal and name differently the file for
786 : // background when add! otherwise the track info for signal will be lost !
787 : // the condition below will disappear when the geom class will be
788 : // initialized for all versions - for the moment it is only for v5 !
789 : // 7 is the SDD beam test version.
790 : // Inputs:
791 : // Int_t evnt Event to be processed.
792 : // Int_t bgrev Background Hit tree number.
793 : // Int_t nmodules Not used.
794 : // Option_t *option String indicating if merging hits or not. To
795 : // merge hits set equal to "Add". Otherwise no
796 : // background hits are considered.
797 : // Test_t *filename File name containing the background hits..
798 : // Outputs:
799 : // none.
800 : // Return:
801 : // none.
802 :
803 :
804 0 : if(!fDetTypeSim) {
805 0 : Error("HitsToPreDigits","fDetTypeSim is null!");
806 0 : return;
807 : }
808 0 : fDetTypeSim->SetLoader((AliITSLoader*)fLoader);
809 0 : if(fSimuParam) fDetTypeSim->SetSimuParam(fSimuParam);
810 :
811 0 : if(!GetITSgeom()){
812 0 : Error("HitsToPreDigits","fGeom is null!");
813 0 : return; // need transformations to do digitization.
814 : }
815 0 : AliITSgeom *geom = GetITSgeom();
816 :
817 0 : const char *all = strstr(opt,"All");
818 0 : const char *det[3] = {strstr(opt,"SPD"),strstr(opt,"SDD"),
819 0 : strstr(opt,"SSD")};
820 : static Bool_t setDef=kTRUE;
821 0 : if (setDef) SetDefaultSimulation();
822 0 : setDef=kFALSE;
823 :
824 0 : Int_t nmodules;
825 0 : InitModules(size,nmodules);
826 0 : FillModules(evNumber,bgrev,nmodules,option,filename);
827 :
828 :
829 : AliITSsimulation *sim = 0;
830 : AliITSmodule *mod = 0;
831 : Int_t id,module;
832 0 : for(module=0;module<geom->GetIndexMax();module++){
833 0 : id = geom->GetModuleType(module);
834 0 : if (!all && !det[id]) continue;
835 0 : sim = (AliITSsimulation*)GetSimulationModel(id);
836 0 : if (!sim) {
837 0 : Error("HitsToPreDigits","The simulation class was not "
838 : "instanciated for module %d type %s!",module,
839 0 : geom->GetModuleTypeName(module));
840 0 : exit(1);
841 : } // end if !sim
842 0 : mod = (AliITSmodule *)fITSmodules->At(module);
843 0 : sim->SDigitiseModule(mod,module,evNumber);
844 : // fills all branches - wasted disk space
845 0 : fLoader->TreeS()->Fill();
846 0 : fDetTypeSim->ResetSDigits();
847 0 : } // end for module
848 :
849 0 : ClearModules();
850 :
851 :
852 0 : fLoader->TreeS()->GetEntries();
853 0 : fLoader->TreeS()->AutoSave();
854 0 : fLoader->WriteSDigits("OVERWRITE");
855 : // reset tree
856 0 : fLoader->TreeS()->Reset();
857 0 : }
858 :
859 : //_____________________________________________________________________
860 : void AliITS::HitsToFastRecPoints(Int_t evNumber,Int_t bgrev,Int_t size,
861 : Option_t *opt0,Option_t *opt1,
862 : const char *flnm){
863 : // keep galice.root for signal and name differently the file for
864 : // background when add! otherwise the track info for signal will be lost !
865 : // the condition below will disappear when the geom class will be
866 : // initialized for all versions - for the moment it is only for v5 !
867 : // Inputs:
868 : // Int_t evnt Event to be processed.
869 : // Int_t bgrev Background Hit tree number.
870 : // Int_t size Size used by InitModules. See InitModules.
871 : // Option_t *opt0 Option passed to FillModules. See FillModules.
872 : // Option_t *opt1 String indicating if merging hits or not. To
873 : // merge hits set equal to "Add". Otherwise no
874 : // background hits are considered.
875 : // Test_t *flnm File name containing the background hits..
876 : // Outputs:
877 : // none.
878 : // Return:
879 : // none.
880 :
881 :
882 :
883 0 : if(!GetITSgeom()){
884 0 : Error("HitsToPreDigits","fGeom is null!");
885 0 : return; // need transformations to do digitization.
886 : }
887 0 : AliITSgeom *geom = GetITSgeom();
888 :
889 0 : AliITSLoader *pITSloader = (AliITSLoader*)fLoader;
890 :
891 0 : const char *all = strstr(opt1,"All");
892 0 : const char *det[3] ={strstr(opt1,"SPD"),strstr(opt1,"SDD"),
893 0 : strstr(opt1,"SSD")};
894 0 : Int_t nmodules;
895 0 : InitModules(size,nmodules);
896 0 : FillModules(evNumber,bgrev,nmodules,opt0,flnm);
897 :
898 : AliITSsimulation *sim = 0;
899 : AliITSmodule *mod = 0;
900 : Int_t id,module;
901 :
902 0 : TTree *lTR = pITSloader->TreeR();
903 0 : if(!lTR) {
904 0 : pITSloader->MakeTree("R");
905 0 : lTR = pITSloader->TreeR();
906 0 : }
907 :
908 0 : TClonesArray* ptarray = new TClonesArray("AliITSRecPoint",1000);
909 0 : TBranch* branch = (TBranch*)lTR->Branch("ITSRecPointsF",&ptarray);
910 0 : branch->SetAddress(&ptarray);
911 : //m.b. : this change is nothing but a nice way to make sure
912 : //the CPU goes up !
913 0 : for(module=0;module<geom->GetIndexMax();module++){
914 0 : id = geom->GetModuleType(module);
915 0 : if (!all && !det[id]) continue;
916 0 : sim = (AliITSsimulation*)GetSimulationModel(id);
917 0 : if (!sim) {
918 0 : Error("HitsToFastPoints","The simulation class was not "
919 : "instantiated for module %d type %s!",module,
920 0 : geom->GetModuleTypeName(module));
921 0 : exit(1);
922 : } // end if !sim
923 0 : mod = (AliITSmodule *)fITSmodules->At(module);
924 0 : sim->CreateFastRecPoints(mod,module,gRandom,ptarray);
925 0 : lTR->Fill();
926 0 : ptarray->Clear();
927 0 : } // end for module
928 :
929 0 : ClearModules();
930 0 : fLoader->WriteRecPoints("OVERWRITE");
931 0 : delete ptarray;
932 0 : }
933 : //_____________________________________________________________________
934 : Int_t AliITS::Hits2Clusters(TTree *hTree, TTree *cTree) {
935 : //------------------------------------------------------------
936 : // This function creates ITS clusters
937 : //------------------------------------------------------------
938 0 : if(!GetITSgeom()){
939 0 : Error("HitsToPreDigits","fGeom is null!");
940 0 : return 1; // need transformations to do digitization.
941 : }
942 0 : AliITSgeom *geom=GetITSgeom();
943 0 : Int_t mmax=geom->GetIndexMax();
944 :
945 0 : InitModules(-1,mmax);
946 0 : FillModules(hTree,0);
947 :
948 0 : TClonesArray *points = new TClonesArray("AliITSRecPoint",1000);
949 0 : TBranch *branch=cTree->GetBranch("ITSRecPoints");
950 0 : if (!branch) cTree->Branch("ITSRecPoints",&points);
951 0 : else branch->SetAddress(&points);
952 :
953 0 : AliITSsimulationFastPoints sim;
954 : Int_t ncl=0;
955 0 : for (Int_t m=0; m<mmax; m++) {
956 0 : AliITSmodule *mod=GetModule(m);
957 0 : sim.CreateFastRecPoints(mod,m,gRandom,points);
958 0 : ncl+=points->GetEntriesFast();
959 0 : cTree->Fill();
960 0 : points->Clear();
961 : }
962 :
963 0 : AliDebug(1,Form("Number of found fast clusters : %d",ncl));
964 :
965 : //cTree->Write();
966 :
967 0 : delete points;
968 : return 0;
969 0 : }
970 :
971 : //_____________________________________________________________________
972 : void AliITS::CheckLabels(Int_t lab[3]) const {
973 : //------------------------------------------------------------
974 : // Tries to find mother's labels
975 : //------------------------------------------------------------
976 :
977 0 : if(lab[0]<0 && lab[1]<0 && lab[2]<0) return; // In case of no labels just exit
978 :
979 0 : Int_t ntracks = gAlice->GetMCApp()->GetNtrack();
980 0 : for (Int_t i=0;i<3;i++){
981 0 : Int_t label = lab[i];
982 0 : if (label>=0 && label<ntracks) {
983 0 : TParticle *part=(TParticle*)gAlice->GetMCApp()->Particle(label);
984 0 : if (part->P() < 0.005) {
985 0 : Int_t m=part->GetFirstMother();
986 0 : if (m<0) {
987 0 : continue;
988 : }
989 0 : if (part->GetStatusCode()>0) {
990 0 : continue;
991 : }
992 0 : lab[i]=m;
993 0 : }
994 0 : }
995 0 : }
996 :
997 0 : }
998 :
999 : //______________________________________________________________________
1000 : void AliITS::SDigitsToDigits(Option_t *opt){
1001 : // Standard Summable digits to Digits function.
1002 : // Inputs:
1003 : // none.
1004 : // Outputs:
1005 : // none.
1006 0 : if (!fDetTypeSim) {
1007 0 : AliError("fDetTypeSim is 0!");
1008 0 : return;
1009 : }
1010 0 : const char *all = strstr(opt,"All");
1011 0 : const char *det[3] ={strstr(opt,"SPD"),strstr(opt,"SDD"),
1012 0 : strstr(opt,"SSD")};
1013 :
1014 : // Reset Fast-OR signals for this event
1015 0 : fDetTypeSim->ResetFOSignals();
1016 :
1017 0 : fDetTypeSim->SetLoader((AliITSLoader*)fLoader);
1018 0 : SetDefaults();
1019 0 : if(fSimuParam) fDetTypeSim->SetSimuParam(fSimuParam);
1020 0 : fDetTypeSim->SDigitsToDigits(opt,(Char_t*)GetName());
1021 :
1022 : // Add Fast-OR signals to event (only one object per event)
1023 0 : if (all || det[0]) { // SPD present
1024 0 : WriteFOSignals();
1025 0 : }
1026 0 : }
1027 :
1028 : //______________________________________________________________________
1029 : void AliITS::ResetDigits(){
1030 : // Reset number of digits and the digits array for the ITS detector.
1031 : // Inputs:
1032 : // none.
1033 : // Outputs:
1034 : // none.
1035 17584 : if(!fDetTypeSim) {
1036 0 : Error("ResetDigits","fDetTypeSim is 0!");
1037 0 : return;
1038 : }
1039 :
1040 8792 : fDetTypeSim->ResetDigits();
1041 :
1042 :
1043 17584 : }
1044 : //______________________________________________________________________
1045 : void AliITS::ResetDigits(Int_t branch){
1046 : // Reset number of digits and the digits array for this branch.
1047 : // Inputs:
1048 : // none.
1049 : // Outputs:
1050 : // none.
1051 :
1052 24 : if(!fDetTypeSim) {
1053 0 : Error("ResetDigits","fDetTypeSim is 0!");
1054 0 : return;
1055 : }
1056 :
1057 12 : fDetTypeSim->ResetDigits(branch);
1058 :
1059 24 : }
1060 : //______________________________________________________________________
1061 : void AliITS::AddSumDigit(AliITSpListItem &sdig){
1062 : // Adds the a module full of summable digits to the summable digits tree.
1063 : // Inputs:
1064 : // AliITSpListItem &sdig SDigit to be added to SDigits tree.
1065 : // Outputs:
1066 : // none.
1067 : // Return:
1068 : // none.
1069 :
1070 0 : if(!fDetTypeSim) {
1071 0 : Error("AddSumDigit","fDetTypeSim is 0!");
1072 0 : return;
1073 : }
1074 0 : fDetTypeSim->AddSumDigit(sdig);
1075 :
1076 0 : }
1077 : //______________________________________________________________________
1078 : void AliITS::AddSimDigit(Int_t branch, AliITSdigit *d){
1079 : // Add a simulated digit.
1080 : // Inputs:
1081 : // Int_t id Detector type number.
1082 : // AliITSdigit *d Digit to be added to the Digits Tree. See
1083 : // AliITSdigit.h
1084 : // Outputs:
1085 : // none.
1086 : // Return:
1087 : // none.
1088 :
1089 296 : if(!fDetTypeSim) {
1090 0 : Error("AddSimDigit","fDetTypeSim is 0!");
1091 0 : return;
1092 : }
1093 148 : fDetTypeSim->AddSimDigit(branch,d);
1094 :
1095 296 : }
1096 : //______________________________________________________________________
1097 : void AliITS::AddSimDigit(Int_t branch,Float_t phys,Int_t *digits,Int_t *tracks,
1098 : Int_t *hits,Float_t *charges, Int_t sigexpanded){
1099 : // Add a simulated digit to the list.
1100 : // Inputs:
1101 : // Int_t id Detector type number.
1102 : // Float_t phys Physics indicator. See AliITSdigits.h
1103 : // Int_t *digits Integer array containing the digits info. See
1104 : // AliITSdigit.h
1105 : // Int_t *tracks Integer array [AliITSdigitS?D::GetNTracks()]
1106 : // containing the track numbers that contributed to
1107 : // this digit.
1108 : // Int_t *hits Integer array [AliITSdigitS?D::GetNTracks()]
1109 : // containing the hit numbers, from AliITSmodule, that
1110 : // contributed to this digit.
1111 : // Float_t *charge Floating point array of the signals contributed
1112 : // to this digit by each track.
1113 : // Outputs:
1114 : // none.
1115 : // Return:
1116 : // none.
1117 :
1118 26216 : if(!fDetTypeSim) {
1119 0 : Error("AddSimDigit","fDetTypeSim is 0!");
1120 0 : return;
1121 : }
1122 13108 : fDetTypeSim->AddSimDigit(branch,phys,digits,tracks,hits,charges,sigexpanded);
1123 :
1124 26216 : }
1125 : //______________________________________________________________________
1126 : void AliITS::Digits2Raw(){
1127 : // convert digits of the current event to raw data
1128 :
1129 8 : if(!fDetTypeSim) {
1130 0 : Error("Digits2Raw","fDetTypeSim is 0!");
1131 0 : return;
1132 : }
1133 4 : fDetTypeSim->SetLoader((AliITSLoader*)fLoader);
1134 4 : SetDefaults();
1135 4 : if(fSimuParam) fDetTypeSim->SetSimuParam(fSimuParam);
1136 4 : fDetTypeSim->GetLoader()->LoadDigits();
1137 4 : TTree* digits = fDetTypeSim->GetLoader()->TreeD();
1138 4 : if (!digits) {
1139 0 : Error("Digits2Raw", "no digits tree");
1140 0 : return;
1141 : }
1142 4 : fDetTypeSim->SetTreeAddressD(digits,(Char_t*)GetName());
1143 :
1144 : // Get the FO signals for this event
1145 : AliITSFOSignalsSPD* foSignals = NULL;
1146 4 : AliRunLoader* runLoader = AliRunLoader::Instance();
1147 4 : AliITSLoader* itsLoader = (AliITSLoader*) runLoader->GetLoader("ITSLoader");
1148 4 : if (!itsLoader) {
1149 0 : AliError("ITS loader is NULL.");
1150 0 : }
1151 : else {
1152 4 : if(!itsLoader->TreeD()) AliError(" !!! No TreeD available !!!");
1153 4 : foSignals = (AliITSFOSignalsSPD*)itsLoader->TreeD()->GetUserInfo()->FindObject("AliITSFOSignalsSPD");
1154 4 : if(!foSignals) AliError("FO signals not retrieved");
1155 : }
1156 :
1157 : Bool_t deleteFOsignalsLater = kFALSE;
1158 4 : if (!foSignals) {
1159 0 : AliError("FO signals not available. No FO bits will be written.");
1160 0 : foSignals = new AliITSFOSignalsSPD(); // make a temporary dummy signals object
1161 : deleteFOsignalsLater = kTRUE;
1162 0 : }
1163 :
1164 :
1165 4 : AliITSDDLModuleMapSDD* ddlsdd=fDetTypeSim->GetDDLModuleMapSDD();
1166 4 : Char_t rawSDD=fDetTypeSim->GetSimuParam()->GetSDDRawDataFormat();
1167 4 : AliITSDDLRawData rawWriter;
1168 :
1169 4 : rawWriter.SetSDDRawFormat(rawSDD);
1170 : //Verbose level
1171 : // 0: Silent
1172 : // 1: cout messages
1173 : // 2: txt files with digits
1174 : //BE CAREFUL, verbose level 2 MUST be used only for debugging and
1175 : //it is highly suggested to use this mode only for debugging digits files
1176 : //reasonably small, because otherwise the size of the txt files can reach
1177 : //quickly several MB wasting time and disk space.
1178 4 : rawWriter.SetVerbose(0);
1179 :
1180 : //SILICON PIXEL DETECTOR
1181 20 : AliDebug(1,"Formatting raw data for SPD");
1182 8 : rawWriter.RawDataSPD(digits->GetBranch("ITSDigitsSPD"),foSignals);
1183 4 : if(deleteFOsignalsLater) delete foSignals;
1184 :
1185 : //SILICON DRIFT DETECTOR
1186 20 : AliDebug(1,Form("Formatting raw data for SDD - Format code =%d",rawSDD));
1187 8 : rawWriter.RawDataSDD(digits->GetBranch("ITSDigitsSDD"),ddlsdd);
1188 :
1189 : //SILICON STRIP DETECTOR
1190 20 : AliDebug(1,"Formatting raw data for SSD");
1191 8 : rawWriter.RawDataSSD(digits->GetBranch("ITSDigitsSSD"));
1192 :
1193 4 : fLoader->UnloadDigits();
1194 8 : }
1195 : //______________________________________________________________________
1196 : AliLoader* AliITS::MakeLoader(const char* topfoldername){
1197 : //builds ITSgetter (AliLoader type)
1198 : //if detector wants to use castomized getter, it must overload this method
1199 :
1200 4 : AliDebug(1,Form("Creating AliITSLoader. Top folder is %s.",
1201 : topfoldername));
1202 3 : fLoader = new AliITSLoader(GetName(),topfoldername);
1203 1 : return fLoader;
1204 0 : }
1205 : //______________________________________________________________________
1206 : Bool_t AliITS::Raw2SDigits(AliRawReader* rawReader)
1207 : {
1208 : //
1209 : // Converts RAW data to SDigits
1210 : //
1211 : // Get TreeS
1212 : //
1213 : Int_t last = -1;
1214 0 : Int_t size = AliITSgeomTGeo::GetNModules();
1215 0 : if(!fModA) {
1216 0 : fModA = new TClonesArray*[size];
1217 0 : for (Int_t mod = 0; mod < size; mod++) fModA[mod] = new TClonesArray("AliITSpListItem", 10000);
1218 0 : }
1219 0 : AliLoader* loader = (AliRunLoader::Instance())->GetLoader("ITSLoader");
1220 0 : if (!loader){
1221 0 : Error("Open","Can not get ITS loader from Run Loader");
1222 0 : return kFALSE;
1223 : }
1224 :
1225 : TTree* tree = 0;
1226 0 : tree = loader->TreeS();
1227 0 : if (!tree){
1228 0 : loader->MakeTree("S");
1229 0 : tree = loader->TreeS();
1230 0 : }
1231 : //
1232 : // Array for SDigits
1233 : //
1234 0 : if(!fpSDigits){
1235 0 : fpSDigits = new TClonesArray("AliITSpListItem",10000);
1236 0 : }
1237 0 : TClonesArray& aSDigits = *fpSDigits;
1238 : Int_t bufsize = 32000;
1239 0 : tree->Branch("ITS", &fpSDigits, bufsize);
1240 : Int_t npx = 0;
1241 : //
1242 : // SPD
1243 : //
1244 0 : AliITSsegmentationSPD* segSPD = (AliITSsegmentationSPD*) fDetTypeSim->GetSegmentationModel(0);
1245 0 : if(!segSPD){
1246 0 : AliWarning("Set AliITS defaults");
1247 0 : SetDefaults();
1248 0 : segSPD = (AliITSsegmentationSPD*) fDetTypeSim->GetSegmentationModel(0);
1249 0 : }
1250 0 : npx = segSPD->Npx();
1251 0 : Double_t thr, sigma;
1252 :
1253 : Int_t countRW = -1; // RS counter for raw -> cluster ID's (used in embedding)
1254 0 : const TArrayI* rawID2clusID = fkRawID2ClusID[kSPD];
1255 0 : AliITSRawStreamSPD inputSPD(rawReader);
1256 0 : while(1){
1257 0 : Bool_t next = inputSPD.Next();
1258 0 : if (!next) break;
1259 :
1260 0 : countRW++; // RS
1261 0 : Int_t module = inputSPD.GetModuleID();
1262 0 : Int_t column = inputSPD.GetColumn();
1263 0 : Int_t row = inputSPD.GetRow();
1264 0 : Int_t index = npx * column + row;
1265 :
1266 0 : if (module >= size) continue;
1267 :
1268 0 : last = (fModA[module])->GetEntries();
1269 0 : TClonesArray& dum = *fModA[module];
1270 0 : fDetTypeSim->GetSimuParam()->SPDThresholds(module,thr,sigma);
1271 0 : thr += 1.;
1272 : int label = kMaxLabel;
1273 0 : if (rawID2clusID) { // RS If the raw->cluster ID is set (filled by cluster finder) store cluster ID's in SDigits
1274 0 : if (rawID2clusID->GetSize()<=countRW) {AliError(Form("The buffer of rawSPD to clusSPD ID's is shorter than current rawSPD ID=%d",countRW));}
1275 0 : else label = (*rawID2clusID)[countRW];
1276 : }
1277 0 : new (dum[last]) AliITSpListItem(label, -1, module, index, thr);
1278 0 : }
1279 0 : rawReader->Reset();
1280 :
1281 : //
1282 : // SDD
1283 : //
1284 0 : AliITSsegmentationSDD* segSDD = (AliITSsegmentationSDD*) fDetTypeSim->GetSegmentationModel(1);
1285 0 : npx = segSDD->Npx();
1286 0 : Int_t scalef=AliITSsimulationSDD::ScaleFourier(segSDD);
1287 0 : Int_t firstSDD=AliITSgeomTGeo::GetModuleIndex(3,1,1);
1288 0 : Int_t firstSSD=AliITSgeomTGeo::GetModuleIndex(5,1,1);
1289 : //
1290 : countRW = -1; // RS
1291 0 : rawID2clusID = fkRawID2ClusID[kSDD];
1292 0 : AliITSRawStream* inputSDD=AliITSRawStreamSDD::CreateRawStreamSDD(rawReader);
1293 0 : for(Int_t iMod=firstSDD; iMod<firstSSD; iMod++){
1294 0 : AliITSCalibrationSDD* cal = (AliITSCalibrationSDD*)fDetTypeSim->GetCalibrationModel(iMod);
1295 0 : Bool_t isZeroSupp=cal->GetZeroSupp();
1296 0 : if(isZeroSupp){
1297 0 : for(Int_t iSid=0; iSid<2; iSid++) inputSDD->SetZeroSuppLowThreshold(iMod-firstSDD,iSid,cal->GetZSLowThreshold(iSid));
1298 0 : }else{
1299 0 : for(Int_t iSid=0; iSid<2; iSid++) inputSDD->SetZeroSuppLowThreshold(iMod-firstSDD,iSid,0);
1300 : }
1301 : }
1302 :
1303 0 : AliITSDDLModuleMapSDD* ddlmap=fDetTypeSim->GetDDLModuleMapSDD();
1304 0 : inputSDD->SetDDLModuleMap(ddlmap);
1305 0 : while(inputSDD->Next()){
1306 0 : countRW++; // RS
1307 0 : if(inputSDD->IsCompletedModule()==kFALSE &&
1308 0 : inputSDD->IsCompletedDDL()==kFALSE){
1309 :
1310 0 : Int_t module = inputSDD->GetModuleID();
1311 0 : Int_t anode = inputSDD->GetCoord1()+segSDD->NpzHalf()*inputSDD->GetChannel();
1312 0 : Int_t time = inputSDD->GetCoord2();
1313 0 : Int_t signal10 = inputSDD->GetSignal();
1314 0 : Int_t index = AliITSpList::GetIndex(anode,time,scalef*npx);
1315 :
1316 0 : if (module >= size) continue;
1317 0 : last = fModA[module]->GetEntries();
1318 0 : TClonesArray& dum = *fModA[module];
1319 : int label = kMaxLabel;
1320 0 : if (rawID2clusID) { // RS If the raw->cluster ID is set (filled by cluster finder) store cluster ID's in SDigits
1321 0 : if (rawID2clusID->GetSize()<=countRW) {AliError(Form("The buffer of rawSDD to clusSDD ID's is shorter than current rawSDD ID=%d",countRW));}
1322 0 : else label = (*rawID2clusID)[countRW];
1323 : }
1324 0 : new (dum[last]) AliITSpListItem(label, -1, module, index, Double_t(signal10));
1325 0 : ((AliITSpListItem*) dum.At(last))->AddSignalAfterElect(module, index, Double_t(signal10));
1326 0 : }
1327 : }
1328 0 : delete inputSDD;
1329 0 : rawReader->Reset();
1330 :
1331 : //
1332 : // SSD
1333 : //
1334 0 : AliITSsegmentationSSD* segSSD = (AliITSsegmentationSSD*) fDetTypeSim->GetSegmentationModel(2);
1335 0 : npx = segSSD->Npx();
1336 0 : AliITSRawStreamSSD inputSSD(rawReader);
1337 : countRW = -1;
1338 0 : rawID2clusID = fkRawID2ClusID[kSSD];
1339 0 : while(1){
1340 0 : Bool_t next = inputSSD.Next();
1341 0 : if (!next) break;
1342 0 : countRW++; // RS
1343 0 : Int_t module = inputSSD.GetModuleID();
1344 0 : if(module<0)AliError(Form("Invalid SSD module %d \n",module));
1345 0 : if(module<0)continue;
1346 0 : Int_t side = inputSSD.GetSideFlag();
1347 0 : Int_t strip = inputSSD.GetStrip();
1348 0 : Int_t signal = inputSSD.GetSignal();
1349 0 : Int_t index = npx * side + strip;
1350 :
1351 0 : if (module >= size) continue;
1352 :
1353 0 : last = fModA[module]->GetEntries();
1354 0 : TClonesArray& dum = *fModA[module];
1355 : int label = kMaxLabel;
1356 0 : if (rawID2clusID) { // RS If the raw->cluster ID is set (filled by cluster finder) store cluster ID's in SDigits
1357 0 : if (rawID2clusID->GetSize()<=countRW) {AliError(Form("The buffer of rawSSD to clusSSD ID's is shorter than current rawSSD ID=%d",countRW));}
1358 0 : else label = (*rawID2clusID)[countRW];
1359 : }
1360 0 : new (dum[last]) AliITSpListItem(label, -1, module, index, Double_t(signal));
1361 0 : }
1362 0 : rawReader->Reset();
1363 : AliITSpListItem* sdig = 0;
1364 :
1365 0 : Int_t firstssd = GetITSgeom()->GetStartDet(kSSD);
1366 : Double_t adcToEv = 1.;
1367 0 : for (Int_t mod = 0; mod < size; mod++)
1368 : {
1369 0 : if(mod>=firstssd) {
1370 0 : AliITSCalibrationSSD* calssd = (AliITSCalibrationSSD*)fDetTypeSim->GetCalibrationModel(mod);
1371 0 : adcToEv = 1./calssd->GetSSDDEvToADC(1.);
1372 0 : }
1373 0 : Int_t nsdig = fModA[mod]->GetEntries();
1374 0 : for (Int_t ie = 0; ie < nsdig; ie++) {
1375 0 : sdig = (AliITSpListItem*) (fModA[mod]->At(ie));
1376 0 : Double_t digsig = sdig->GetSignal();
1377 0 : if(mod>=firstssd) digsig*=adcToEv; // for SSD: convert back charge from ADC to electron
1378 0 : new (aSDigits[ie]) AliITSpListItem(sdig->GetTrack(0), -1, mod, sdig->GetIndex(), digsig);
1379 0 : Float_t sig = sdig->GetSignalAfterElect();
1380 0 : if(mod>=firstssd) sig*=adcToEv;
1381 0 : if (sig > 0.) {
1382 0 : sdig = (AliITSpListItem*)aSDigits[ie];
1383 0 : sdig->AddSignalAfterElect(mod, sdig->GetIndex(), Double_t(sig));
1384 : }
1385 : }
1386 :
1387 0 : tree->Fill();
1388 0 : aSDigits.Clear();
1389 0 : fModA[mod]->Clear();
1390 : }
1391 0 : loader->WriteSDigits("OVERWRITE");
1392 : return kTRUE;
1393 0 : }
1394 :
1395 : //______________________________________________________________________
1396 : void AliITS::UpdateInternalGeometry(){
1397 : //reads new geometry from TGeo
1398 : // AliDebug(1,"Delete ITSgeom and create a new one reading TGeo");
1399 :
1400 4 : AliITSVersion_t version = (AliITSVersion_t)IsVersion();
1401 2 : AliITSInitGeometry initgeom;
1402 2 : AliITSgeom* geom = initgeom.CreateAliITSgeom(version);
1403 2 : SetITSgeom(geom);
1404 2 : }
1405 : //______________________________________________________________________
1406 : AliTriggerDetector* AliITS::CreateTriggerDetector() const {
1407 : // create an AliITSTrigger object (and set trigger conditions as input)
1408 16 : return new AliITSTrigger(fDetTypeSim->GetTriggerConditions());
1409 0 : }
1410 : //______________________________________________________________________
1411 : void AliITS::WriteFOSignals(){
1412 : // This method write FO signals in Digits tree both in Hits2Digits
1413 : // or SDigits2Digits
1414 :
1415 8 : fDetTypeSim->ProcessNoiseForFastOr();
1416 4 : fDetTypeSim->WriteFOSignals();
1417 4 : }
1418 :
1419 :
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