AliITSv11GeometrySupport.cxx :
[u/mrichter/AliRoot.git] / ITS / AliITS.cxx
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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
88cb7938 16/* $Id$ */
2ab0c725 17
4c039060 18
fe4da5cc 19///////////////////////////////////////////////////////////////////////////////
04366a57 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/*
a92b2b7d 25<img src="picts/ITS/ITS_Analysis_schema.gif">
fe4da5cc 26</pre>
27<br clear=left>
28<font size=+2 color=red>
58005f18 29<p>Roberto Barbera is in charge of the ITS Offline code (1999).
fe4da5cc 30<a href="mailto:roberto.barbera@ct.infn.it">Roberto Barbera</a>.
31</font>
32<pre>
33*/
34//End_Html
58005f18 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/*
a92b2b7d 41<img src="picts/ITS/AliITS_Class_Diagram.gif">
58005f18 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
46the 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//
3bd79107 59// Version: 2
60// Modified and documented by A. Bologna
61// October 18 1999
62//
58005f18 63// AliITS is the general base class for the ITS. Also see AliDetector for
64// futher information.
65//
fe4da5cc 66///////////////////////////////////////////////////////////////////////////////
88cb7938 67
143d1056 68#include <stdlib.h>
caf37aec 69#include <TClonesArray.h>
9c74c52b 70#include <TFile.h>
7d62fb64 71#include <TParticle.h>
d5da1ecf 72#include <TString.h>
88cb7938 73#include <TTree.h>
88cb7938 74#include <TVirtualMC.h>
7d62fb64 75#include "AliDetector.h"
3bd79107 76#include "AliITS.h"
7d62fb64 77#include "AliITSDetTypeSim.h"
f77f13c8 78#include "AliITSDDLRawData.h"
88cb7938 79#include "AliITSLoader.h"
88cb7938 80#include "AliITShit.h"
81#include "AliITSmodule.h"
7d62fb64 82#include "AliITSpListItem.h"
83#include "AliITSsimulation.h"
84#include "AliITSsimulationFastPoints.h"
5d12ce38 85#include "AliMC.h"
7d62fb64 86#include "AliITSDigitizer.h"
87#include "AliITSRecPoint.h"
0b5bf101 88#include "AliITSsegmentationSPD.h"
89#include "AliITSsegmentationSDD.h"
dee45d79 90#include "AliITSsimulationSDD.h"
91#include "AliITSCalibrationSDD.h"
0b5bf101 92#include "AliITSsegmentationSSD.h"
93#include "AliITSRawStreamSPD.h"
94#include "AliITSRawStreamSSD.h"
95#include "AliITSRawStreamSDD.h"
0b5bf101 96#include "AliRawReader.h"
f77f13c8 97#include "AliRun.h"
7d62fb64 98#include "AliLog.h"
ef7ff1f9 99#include "AliITSInitGeometry.h"
ad7f2bfa 100#include "AliITSFOSignalsSPD.h"
828e06c7 101
3bd79107 102ClassImp(AliITS)
3bd79107 103
2aea926d 104//______________________________________________________________________
ed9289c8 105AliITS::AliITS() : AliDetector(),
106fDetTypeSim(0),
107fEuclidOut(0),
108fOpt("All"),
109fIdN(0),
110fIdSens(0),
111fIdName(0),
012f0f4c 112fITSmodules(0),
c8af5b8f 113fTiming(kFALSE),
114fSimuParam(0)
ed9289c8 115{
7d62fb64 116 // Default initializer for ITS
117 // The default constructor of the AliITS class. In addition to
118 // creating the AliITS class it zeros the variables fIshunt (a member
119 // of AliDetector class), fEuclidOut, and fIdN, and zeros the pointers
120 // fIdSens, and fIdName. The AliDetector default constructor
121 // is also called.
122
aa044888 123// SetDetectors(); // default to fOpt="All". This variable not written out.
e939a978 124//PH SetMarkerColor(kRed);
fe4da5cc 125}
2aea926d 126//______________________________________________________________________
c8af5b8f 127AliITS::AliITS(const Char_t *title):
128 AliDetector("ITS",title),
129 fDetTypeSim(0),
130 fEuclidOut(0),
131 fOpt("All"),
132 fIdN(0),
133 fIdSens(0),
134 fIdName(0),
135 fITSmodules(0),
136 fTiming(kFALSE),
137 fSimuParam(0)
012f0f4c 138{
139 // The standard Constructor for the ITS class.
140 // It also zeros the variables
141 // fIshunt (a member of AliDetector class), fEuclidOut, and zeros
142 // the pointers fIdSens and fIdName. To help in displaying hits via the
143 // ROOT macro display.C AliITS also sets the marker color to red. The
144 // variables passes with this constructor, const char *name and *title,
145 // are used by the constructor of AliDetector class. See AliDetector
146 // class for a description of these parameters and its constructor
147 // functions.
148 // Inputs:
149 // Char_t *title Simulation title for the ITS
150 // Outputs:
151 // none.
152 // Return:
153 // none.
154
155 fHits = new TClonesArray("AliITShit",1560); // from AliDetector
156 if(gAlice->GetMCApp()) gAlice->GetMCApp()->AddHitList(fHits);
157 //fNhits=0; //done in AliDetector(name,title)
158 SetDetectors(); // default to fOpt="All". This variable not written out.
159 fDetTypeSim = new AliITSDetTypeSim();
160 //PH SetMarkerColor(kRed);
161 if(!fLoader) MakeLoader(AliConfig::GetDefaultEventFolderName());
162 fDetTypeSim->SetLoader((AliITSLoader*)fLoader);
163}
164//______________________________________________________________________
c8af5b8f 165AliITS::AliITS(const char *name, const char *title):
166 AliDetector(name,title),
167 fDetTypeSim(0),
168 fEuclidOut(0),
169 fOpt("All"),
170 fIdN(0),
171 fIdSens(0),
172 fIdName(0),
173 fITSmodules(0),
174 fTiming(kFALSE),
175 fSimuParam(0)
ed9289c8 176{
7d62fb64 177 // The standard Constructor for the ITS class.
178 // It also zeros the variables
179 // fIshunt (a member of AliDetector class), fEuclidOut, and zeros
180 // the pointers fIdSens and fIdName. To help in displaying hits via the
181 // ROOT macro display.C AliITS also sets the marker color to red. The
182 // variables passes with this constructor, const char *name and *title,
183 // are used by the constructor of AliDetector class. See AliDetector
184 // class for a description of these parameters and its constructor
185 // functions.
186
7d62fb64 187 fHits = new TClonesArray("AliITShit",1560);
188 if(gAlice->GetMCApp()) gAlice->GetMCApp()->AddHitList(fHits);
ed9289c8 189 //fNhits=0; //done in AliDetector(name,title)
7d62fb64 190
7d62fb64 191 SetDetectors(); // default to fOpt="All". This variable not written out.
ed9289c8 192
7d62fb64 193 fDetTypeSim = new AliITSDetTypeSim();
e939a978 194 //PH SetMarkerColor(kRed);
023ae34b 195 if(!fLoader) MakeLoader(AliConfig::GetDefaultEventFolderName());
196 fDetTypeSim->SetLoader((AliITSLoader*)fLoader);
fe4da5cc 197
3bd79107 198}
2aea926d 199//______________________________________________________________________
58005f18 200AliITS::~AliITS(){
4a5bebc2 201 // Default destructor for ITS.
2aea926d 202 // The default destructor of the AliITS class. In addition to deleting
7d62fb64 203 // the AliITS class it deletes the memory pointed to by
204 // fIdSens, fIdName, fDetTypeSim and it's contents.
4a5bebc2 205 // Inputs:
206 // none.
207 // Outputs:
208 // none.
209 // Return:
210 // none.
023ae34b 211
88cb7938 212 if (fHits) {
213 fHits->Delete();
214 delete fHits;
215 fHits=0;
216 }
88cb7938 217 if(fITSmodules) {
218 this->ClearModules();
219 delete fITSmodules;
279a35d7 220 fITSmodules = 0;
88cb7938 221 }// end if fITSmodules!=0
222
7d62fb64 223 delete[] fIdName; // Array of TStrings
224 delete[] fIdSens;
225
226 if (fDetTypeSim){
227 delete fDetTypeSim;
228 fDetTypeSim = 0;
c8af5b8f 229 }
230 if(fSimuParam){
231 delete fSimuParam;
232 fSimuParam=0;
233 }
3bd79107 234}
2aea926d 235//______________________________________________________________________
aacedc3e 236AliDigitizer* AliITS::CreateDigitizer(AliRunDigitizer* manager)const{
237 // Creates the AliITSDigitizer in a standard way for use via AliModule.
238 // This function can not be included in the .h file because of problems
239 // with the order of inclusion (recursive).
4a5bebc2 240 // Inputs:
aacedc3e 241 // AliRunDigitizer *manager The Manger class for Digitization
242 // Output:
243 // none.
4a5bebc2 244 // Return:
aacedc3e 245 // A new AliITSRunDigitizer (cast as a AliDigitizer).
3bd79107 246
aacedc3e 247 return new AliITSDigitizer(manager);
3bd79107 248}
2aea926d 249//______________________________________________________________________
250void AliITS::Init(){
4a5bebc2 251 // Initializer ITS after it has been built
2aea926d 252 // This routine initializes the AliITS class. It is intended to be
253 // called from the Init function in AliITSv?. Besides displaying a banner
254 // indicating that it has been called it initializes the array fIdSens
255 // and sets the default segmentation, response, digit and raw cluster
256 // classes therefore it should be called after a call to CreateGeometry.
4a5bebc2 257 // Inputs:
258 // none.
259 // Outputs:
260 // none.
261 // Return:
262 // none.
3bd79107 263 Int_t i;
2aea926d 264 // Array of TStrings
0e73d04c 265 if(gMC) for(i=0;i<fIdN;i++) fIdSens[i] = gMC->VolId(fIdName[i]);
7d62fb64 266
3bd79107 267}
2aea926d 268//______________________________________________________________________
269void AliITS::SetDefaults(){
4a5bebc2 270 // sets the default segmentation, response, digit and raw cluster classes.
271 // Inputs:
272 // none.
273 // Outputs:
274 // none.
275 // Return:
276 // none.
023ae34b 277 AliInfoClass("AliITS::Setting Defaults");
7d62fb64 278 if(!fDetTypeSim) {
279 Error("SetDefaults()","fDetTypeSim is 0!");
280 return;
281 }
282
283 fDetTypeSim->SetDefaults();
c8af5b8f 284 if(fSimuParam) fDetTypeSim->SetSimuParam(fSimuParam);
7d62fb64 285
3bd79107 286}
2aea926d 287//______________________________________________________________________
288void AliITS::SetDefaultSimulation(){
4a5bebc2 289 // sets the default simulation.
290 // Inputs:
291 // none.
292 // Outputs:
293 // none.
294 // Return:
295 // none.
7d62fb64 296 if(!fDetTypeSim) {
297 Error("SetDefaultSimulation()","fDetTypeSim is 0!");
298 return;
299 }
300
301 fDetTypeSim->SetDefaultSimulation();
c8af5b8f 302 if(fSimuParam) fDetTypeSim->SetSimuParam(fSimuParam);
04366a57 303
04366a57 304}
305
306
2aea926d 307//______________________________________________________________________
88cb7938 308void AliITS::MakeBranch(Option_t* option){
2aea926d 309 // Creates Tree branches for the ITS.
4a5bebc2 310 // Inputs:
311 // Option_t *option String of Tree types S,D, and/or R.
312 // const char *file String of the file name where these branches
313 // are to be stored. If blank then these branches
314 // are written to the same tree as the Hits were
315 // read from.
316 // Outputs:
317 // none.
318 // Return:
319 // none.
7d62fb64 320 if(!fDetTypeSim) {
321 Error("MakeBranch","fDetTypeSim is 0!");
322 return;
323 }
04366a57 324
7d62fb64 325 Bool_t cH = (strstr(option,"H")!=0);
326 Bool_t cS = (strstr(option,"S")!=0);
327 Bool_t cD = (strstr(option,"D")!=0);
328
329 if(cH && (fHits == 0x0)) fHits = new TClonesArray("AliITShit", 1560);
330 AliDetector::MakeBranch(option);
331
332 if(cS) MakeBranchS(0);
333 if(cD) MakeBranchD(0);
334
335
336}
337//___________________________________________________________________
338void AliITS::MakeBranchS(const char* fl){
339
340 // Creates Tree Branch for the ITS summable digits.
341 // Inputs:
342 // cont char *fl File name where SDigits branch is to be written
343 // to. If blank it write the SDigits to the same
344 // file in which the Hits were found.
345
346
347 if(!fDetTypeSim){
348 Error("MakeBranchS","fDetTypeSim is 0!");
349 }
350 Int_t buffersize = 4000;
351 char branchname[30];
352
353 // only one branch for SDigits.
354 sprintf(branchname,"%s",GetName());
355
356 if(fLoader->TreeS()){
7d62fb64 357 TClonesArray* sdig = (TClonesArray*)fDetTypeSim->GetSDigits();
358 MakeBranchInTree(fLoader->TreeS(),branchname,&sdig,buffersize,fl);
359 }
360}
361//______________________________________________________________________
362void AliITS::MakeBranchD(const char* file){
363
364 //Make branch for digits
365 if(!fDetTypeSim) {
366 Warning("MakeBranchD","fDetTypeSim is 0!");
367 return;
368 }
023ae34b 369 fDetTypeSim->SetLoader((AliITSLoader*)fLoader);
c8af5b8f 370 if(fSimuParam) fDetTypeSim->SetSimuParam(fSimuParam);
7d62fb64 371 MakeBranchInTreeD(fLoader->TreeD(),file);
372}
373
374//___________________________________________________________________
375void AliITS:: MakeBranchInTreeD(TTree* treeD, const char* file){
376 // Creates Tree branches for the ITS.
377
378 if(!fDetTypeSim){
379 Error("MakeBranchS","fDetTypeSim is 0!");
380 }
023ae34b 381 fDetTypeSim->SetLoader((AliITSLoader*)fLoader);
c8af5b8f 382 if(fSimuParam) fDetTypeSim->SetSimuParam(fSimuParam);
7d62fb64 383
384 const Char_t *det[3] = {"SPD","SDD","SSD"};
a6e0ebfe 385 const Char_t* digclass;
7d62fb64 386 Int_t buffersize = 4000;
387 Char_t branchname[30];
388
389 if(!fDetTypeSim->GetDigits()){
390 fDetTypeSim->SetDigits(new TObjArray(fgkNTYPES));
391 }
392 for(Int_t i=0;i<fgkNTYPES;i++){
393 digclass = fDetTypeSim->GetDigitClassName(i);
394 TString classn = digclass;
395 if(!((fDetTypeSim->GetDigits())->At(i))){
396 (fDetTypeSim->GetDigits())->AddAt(new TClonesArray(classn.Data(),1000),i);
397 }
398 else ResetDigits(i);
399 if(fgkNTYPES==3) sprintf(branchname,"%sDigits%s",GetName(),det[i]);
400 else sprintf(branchname,"%sDigits%d",GetName(),i+1);
401 TObjArray* dig = DigitsAddress(i);
402 if(GetDigits() && treeD) AliDetector::MakeBranchInTree(treeD,branchname, &dig,buffersize,file);
403 }
2aea926d 404
fe4da5cc 405}
2aea926d 406//______________________________________________________________________
407void AliITS::SetTreeAddress(){
408 // Set branch address for the Trees.
4a5bebc2 409 // Inputs:
410 // none.
411 // Outputs:
412 // none.
413 // Return:
414 // none.
023ae34b 415
7d62fb64 416 if(!fDetTypeSim) {
417 Error("SetTreeAddress","fDetTypeSim is 0!");
418 return;
419 }
420
023ae34b 421 fDetTypeSim->SetLoader((AliITSLoader*)fLoader);
c8af5b8f 422 if(fSimuParam) fDetTypeSim->SetSimuParam(fSimuParam);
7d62fb64 423
424 TTree *treeS = fLoader->TreeS();
425 TTree *treeD = fLoader->TreeD();
426 if (fLoader->TreeH() && (fHits == 0x0)) {
427 fHits = new TClonesArray("AliITShit", 1560);
428 }
429 AliDetector::SetTreeAddress();
430
431 fDetTypeSim->SetTreeAddressS(treeS, (Char_t*)GetName());
432 fDetTypeSim->SetTreeAddressD(treeD, (Char_t*)GetName());
fe4da5cc 433}
2aea926d 434//______________________________________________________________________
2aea926d 435void AliITS::AddHit(Int_t track, Int_t *vol, Float_t *hits){
436 // Add an ITS hit
437 // The function to add information to the AliITShit class. See the
438 // AliITShit class for a full description. This function allocates the
439 // necessary new space for the hit information and passes the variable
440 // track, and the pointers *vol and *hits to the AliITShit constructor
441 // function.
4a5bebc2 442 // Inputs:
443 // Int_t track Track number which produced this hit.
444 // Int_t *vol Array of Integer Hit information. See AliITShit.h
445 // Float_t *hits Array of Floating Hit information. see AliITShit.h
446 // Outputs:
447 // none.
448 // Return:
449 // none.
7d62fb64 450 TClonesArray &lhits = *fHits;
451 new(lhits[fNhits++]) AliITShit(fIshunt,track,vol,hits);
3bd79107 452}
3bd79107 453
2aea926d 454//______________________________________________________________________
455void AliITS::FillModules(Int_t evnt,Int_t bgrev,Int_t nmodules,
8e8eae84 456 Option_t *option, const char *filename){
7d62fb64 457 // fill the modules with the sorted by module hits; add hits from
458 // background if option=Add.
459
460 static TTree *trH1; //Tree with background hits
461 static Bool_t first=kTRUE;
462 static TFile *file;
463 const char *addBgr = strstr(option,"Add");
464
465 evnt = nmodules; // Dummy use of variables to remove warnings
466 if (addBgr ) {
467 if(first) {
468 file=new TFile(filename);
469 } // end if first
470 first=kFALSE;
471 file->cd();
472 file->ls();
473 // Get Hits Tree header from file
474 if(trH1) delete trH1;
475 trH1=0;
476
477 char treeName[20];
478 sprintf(treeName,"TreeH%d",bgrev);
479 trH1 = (TTree*)gDirectory->Get(treeName);
480 if (!trH1) {
481 Error("FillModules","cannot find Hits Tree for event:%d",bgrev);
482 } // end if !trH1
483 // Set branch addresses
484 } // end if addBgr
485
486 FillModules(fLoader->TreeH(),0); // fill from this file's tree.
3bd79107 487
7d62fb64 488 if (addBgr ) {
489 FillModules(trH1,10000000); // Default mask 10M.
490 TTree *fAli=fLoader->GetRunLoader()->TreeK();
491 TFile *fileAli=0;
492 if (fAli) fileAli =fAli->GetCurrentFile();
493 fileAli->cd();
494 } // end if add
495
496
3bd79107 497}
2aea926d 498//______________________________________________________________________
b4012daf 499void AliITS::FillModules(TTree *treeH, Int_t mask) {
500 // fill the modules with the sorted by module hits;
501 // can be called many times to do a merging
502 // Inputs:
503 // TTree *treeH The tree containing the hits to be copied into
504 // the modules.
505 // Int_t mask The track number mask to indecate which file
506 // this hits came from.
507 // Outputs:
508 // none.
509 // Return:
510 // none.
511
88cb7938 512 if (treeH == 0x0)
513 {
514 Error("FillModules","Tree is NULL");
515 }
b4012daf 516 Int_t lay,lad,det,index;
517 AliITShit *itsHit=0;
518 AliITSmodule *mod=0;
519 char branchname[20];
520 sprintf(branchname,"%s",GetName());
521 TBranch *branch = treeH->GetBranch(branchname);
522 if (!branch) {
88cb7938 523 Error("FillModules","%s branch in TreeH not found",branchname);
524 return;
b4012daf 525 } // end if !branch
526 branch->SetAddress(&fHits);
527 Int_t nTracks =(Int_t) treeH->GetEntries();
528 Int_t iPrimTrack,h;
529 for(iPrimTrack=0; iPrimTrack<nTracks; iPrimTrack++){
88cb7938 530 ResetHits();
531 Int_t nBytes = treeH->GetEvent(iPrimTrack);
532 if (nBytes <= 0) continue;
533 Int_t nHits = fHits->GetEntriesFast();
534 for(h=0; h<nHits; h++){
535 itsHit = (AliITShit *)fHits->UncheckedAt(h);
536 itsHit->GetDetectorID(lay,lad,det);
7d62fb64 537 if (GetITSgeom()) {
538 index = GetITSgeom()->GetModuleIndex(lay,lad,det);
88cb7938 539 } else {
540 index=det-1; // This should not be used.
541 } // end if [You must have fITSgeom for this to work!]
542 mod = GetModule(index);
543 itsHit->SetTrack(itsHit->GetTrack()+mask); // Set track mask.
544 mod->AddHit(itsHit,iPrimTrack,h);
545 } // end loop over hits
b4012daf 546 } // end loop over tracks
547}
7d62fb64 548
b4012daf 549//______________________________________________________________________
6f5308d9 550Bool_t AliITS::InitModules(Int_t size,Int_t &nmodules){
7d62fb64 551 // Initialize the modules array.
4a5bebc2 552 // Inputs:
7d62fb64 553 // Int_t size Size of array of the number of modules to be
554 // created. If size <=0 then the number of modules
555 // is gotten from AliITSgeom class kept in fITSgeom.
4a5bebc2 556 // Outputs:
7d62fb64 557 // Int_t &nmodules The number of modules existing.
4a5bebc2 558 // Return:
559 // none.
2ab0c725 560
7d62fb64 561 if(fITSmodules){
562 fITSmodules->Delete();
563 delete fITSmodules;
564 } // end fir fITSmoudles
88cb7938 565
7d62fb64 566 if(!fDetTypeSim) {
567 Error("InitModules","fDetTypeSim is null!");
6f5308d9 568 return kFALSE;
7d62fb64 569 }
c8af5b8f 570 if(fSimuParam) fDetTypeSim->SetSimuParam(fSimuParam);
828e06c7 571
7d62fb64 572 Int_t nl,indexMAX,index;
573
574 if(size<=0){ // default to using data stored in AliITSgeom
575 if(fDetTypeSim->GetITSgeom()==0) {
576 Error("InitModules","fITSgeom not defined");
6f5308d9 577 return kFALSE;
7d62fb64 578 } // end if fITSgeom==0
579 nl = fDetTypeSim->GetITSgeom()->GetNlayers();
580 indexMAX = fDetTypeSim->GetITSgeom()->GetIndexMax();
581 nmodules = indexMAX;
582 fITSmodules = new TObjArray(indexMAX);
583 for(index=0;index<indexMAX;index++){
584 fITSmodules->AddAt( new AliITSmodule(index),index);
585 } // end for index
586 }else{
587 fITSmodules = new TObjArray(size);
588 for(index=0;index<size;index++) {
589 fITSmodules->AddAt( new AliITSmodule(index),index);
590 } // end for index
591
592 nmodules = size;
593 } // end i size<=0
6f5308d9 594 return kTRUE;
2aea926d 595}
596//______________________________________________________________________
597void AliITS::Hits2SDigits(){
598 // Standard Hits to summable Digits function.
4a5bebc2 599 // Inputs:
600 // none.
601 // Outputs:
602 // none.
7d62fb64 603
2aea926d 604
7d62fb64 605 if(!fDetTypeSim) {
606 Error("Hits2SDigits","fDetTypeSim is null!");
ad7f2bfa 607 return;
7d62fb64 608 }
609
610 SetDefaults();
611 fLoader->LoadHits("read");
612 fLoader->LoadSDigits("recreate");
613 AliRunLoader* rl = fLoader->GetRunLoader();
023ae34b 614 fDetTypeSim->SetLoader((AliITSLoader*)fLoader);
c8af5b8f 615 if(fSimuParam) fDetTypeSim->SetSimuParam(fSimuParam);
616
7d62fb64 617 for (Int_t iEvent = 0; iEvent < rl->GetNumberOfEvents(); iEvent++) {
aacedc3e 618 // Do the Hits to Digits operation. Use Standard input values.
619 // Event number from file, no background hit merging , use size from
620 // AliITSgeom class, option="All", input from this file only.
7d62fb64 621 rl->GetEvent(iEvent);
622 if (!fLoader->TreeS()) fLoader->MakeTree("S");
623 MakeBranch("S");
624 SetTreeAddress();
625 HitsToPreDigits(iEvent,0,-1," ",fOpt," ");
626 } // end for iEvent
88cb7938 627
7d62fb64 628 fLoader->UnloadHits();
629 fLoader->UnloadSDigits();
630
85a5290f 631}
632//______________________________________________________________________
7d62fb64 633void AliITS::Hits2Digits(){
634
635 //Conversion from hits to digits
636 if(!fDetTypeSim) {
637 Error("Hits2SDigits","fDetTypeSim is 0!");
638 return;
639 }
640
023ae34b 641 fDetTypeSim->SetLoader((AliITSLoader*)fLoader);
c8af5b8f 642 if(fSimuParam) fDetTypeSim->SetSimuParam(fSimuParam);
7d62fb64 643 SetDefaults();
644
645 fLoader->LoadHits("read");
646 fLoader->LoadDigits("recreate");
647 AliRunLoader* rl = fLoader->GetRunLoader();
648 for (Int_t iEvent = 0; iEvent < rl->GetNumberOfEvents(); iEvent++) {
649 rl->GetEvent(iEvent);
650 if (!fLoader->TreeD()) fLoader->MakeTree("D");
651 MakeBranch("D");
652 SetTreeAddress();
653 HitsToDigits(iEvent,0,-1," ",fOpt," ");
654 }
655
656 fLoader->UnloadHits();
657 fLoader->UnloadDigits();
658
2aea926d 659}
7d62fb64 660
2aea926d 661//______________________________________________________________________
7d62fb64 662void AliITS::HitsToDigits(Int_t evNumber,Int_t bgrev,Int_t size,
663 Option_t *option,Option_t *opt,
664 const char *filename){
665 // Keep galice.root for signal and name differently the file for
666 // background when add! otherwise the track info for signal will be lost !
667 // the condition below will disappear when the geom class will be
668 // initialized for all versions - for the moment it is only for v5 !
669 // 7 is the SDD beam test version.
4a5bebc2 670 // Inputs:
7d62fb64 671 // Int_t evnt Event to be processed.
672 // Int_t bgrev Background Hit tree number.
673 // Int_t nmodules Not used.
674 // Option_t *option String indicating if merging hits or not. To
675 // merge hits set equal to "Add". Otherwise no
676 // background hits are considered.
677 // Test_t *filename File name containing the background hits..
4a5bebc2 678 // Outputs:
679 // none.
7d62fb64 680 // Return:
681 // none.
2aea926d 682
7d62fb64 683 if(!fDetTypeSim) {
684 Error("HitsToDigits","fDetTypeSim is null!");
685 return;
686 }
023ae34b 687 fDetTypeSim->SetLoader((AliITSLoader*)fLoader);
c8af5b8f 688 if(fSimuParam) fDetTypeSim->SetSimuParam(fSimuParam);
7d62fb64 689 if(!GetITSgeom()) return; // need transformations to do digitization.
690 AliITSgeom *geom = GetITSgeom();
85a5290f 691
7d62fb64 692 const char *all = strstr(opt,"All");
693 const char *det[3] = {strstr(opt,"SPD"),strstr(opt,"SDD"),
694 strstr(opt,"SSD")};
695 static Bool_t setDef=kTRUE;
696 if (setDef) SetDefaultSimulation();
697 setDef=kFALSE;
698
699 Int_t nmodules;
700 InitModules(size,nmodules);
701 FillModules(evNumber,bgrev,nmodules,option,filename);
ad7f2bfa 702
703 // Reset Fast-OR signals for this event
704 fDetTypeSim->ResetFOSignals();
7d62fb64 705
706 AliITSsimulation *sim = 0;
707 AliITSmodule *mod = 0;
708 Int_t id;
709 for(Int_t module=0;module<geom->GetIndexMax();module++){
710 id = geom->GetModuleType(module);
711 if (!all && !det[id]) continue;
712 sim = (AliITSsimulation*)fDetTypeSim->GetSimulationModel(id);
713 if (!sim) {
714 Error("HitsToDigits","The simulation class was not "
715 "instanciated for module %d type %s!",module,
716 geom->GetModuleTypeName(module));
717 exit(1);
718 } // end if !sim
719 mod = (AliITSmodule *)fITSmodules->At(module);
720 sim->DigitiseModule(mod,module,evNumber);
721 // fills all branches - wasted disk space
722 fLoader->TreeD()->Fill();
723 ResetDigits();
724 } // end for module
725
726 ClearModules();
a0d76912 727
ad7f2bfa 728 // Add random noise to FO signals
729 if (all || det[0]) { // SPD present
730 fDetTypeSim->ProcessNoiseForFastOr();
731 }
732
733 // Add Fast-OR signals to event (only one object per event)
734 if (all || det[0]) { // SPD present
735 fDetTypeSim->WriteFOSignals();
736 }
737
738
7d62fb64 739 fLoader->TreeD()->GetEntries();
740 fLoader->TreeD()->AutoSave();
741 // reset tree
742 fLoader->TreeD()->Reset();
2aea926d 743}
7d62fb64 744//_____________________________________________________________________
745void AliITS::Hits2PreDigits(){
746 // Turn hits into SDigits
747
748 if(!fDetTypeSim) {
749 Error("Hits2SDigits","fDetTypeSim is 0!");
750 return;
751 }
752
023ae34b 753 fDetTypeSim->SetLoader((AliITSLoader*)fLoader);
c8af5b8f 754 if(fSimuParam) fDetTypeSim->SetSimuParam(fSimuParam);
7d62fb64 755 SetDefaults();
756
757 HitsToPreDigits(fLoader->GetRunLoader()->GetEventNumber(),
758 0,-1," ",fOpt," ");
759}
760
2aea926d 761//______________________________________________________________________
2aea926d 762void AliITS::HitsToPreDigits(Int_t evNumber,Int_t bgrev,Int_t size,
aacedc3e 763 Option_t *option,Option_t *opt,
764 const char *filename){
4a5bebc2 765 // Keep galice.root for signal and name differently the file for
2aea926d 766 // background when add! otherwise the track info for signal will be lost !
767 // the condition below will disappear when the geom class will be
4a5bebc2 768 // initialized for all versions - for the moment it is only for v5 !
769 // 7 is the SDD beam test version.
770 // Inputs:
771 // Int_t evnt Event to be processed.
772 // Int_t bgrev Background Hit tree number.
773 // Int_t nmodules Not used.
774 // Option_t *option String indicating if merging hits or not. To
775 // merge hits set equal to "Add". Otherwise no
776 // background hits are considered.
777 // Test_t *filename File name containing the background hits..
778 // Outputs:
779 // none.
780 // Return:
781 // none.
2aea926d 782
7d62fb64 783
784 if(!fDetTypeSim) {
785 Error("HitsToPreDigits","fDetTypeSim is null!");
786 return;
787 }
023ae34b 788 fDetTypeSim->SetLoader((AliITSLoader*)fLoader);
c8af5b8f 789 if(fSimuParam) fDetTypeSim->SetSimuParam(fSimuParam);
7d62fb64 790
791 if(!GetITSgeom()){
792 Error("HitsToPreDigits","fGeom is null!");
793 return; // need transformations to do digitization.
794 }
795 AliITSgeom *geom = GetITSgeom();
796
797 const char *all = strstr(opt,"All");
798 const char *det[3] = {strstr(opt,"SPD"),strstr(opt,"SDD"),
799 strstr(opt,"SSD")};
800 static Bool_t setDef=kTRUE;
801 if (setDef) SetDefaultSimulation();
802 setDef=kFALSE;
803
804 Int_t nmodules;
805 InitModules(size,nmodules);
806 FillModules(evNumber,bgrev,nmodules,option,filename);
807
808
809 AliITSsimulation *sim = 0;
810 AliITSmodule *mod = 0;
811 Int_t id,module;
812 for(module=0;module<geom->GetIndexMax();module++){
813 id = geom->GetModuleType(module);
814 if (!all && !det[id]) continue;
815 sim = (AliITSsimulation*)GetSimulationModel(id);
816 if (!sim) {
817 Error("HitsToPreDigits","The simulation class was not "
818 "instanciated for module %d type %s!",module,
819 geom->GetModuleTypeName(module));
820 exit(1);
821 } // end if !sim
822 mod = (AliITSmodule *)fITSmodules->At(module);
823 sim->SDigitiseModule(mod,module,evNumber);
824 // fills all branches - wasted disk space
825 fLoader->TreeS()->Fill();
826 fDetTypeSim->ResetSDigits();
827 } // end for module
828
829 ClearModules();
830
831
832 fLoader->TreeS()->GetEntries();
833 fLoader->TreeS()->AutoSave();
834 fLoader->WriteSDigits("OVERWRITE");
835 // reset tree
836 fLoader->TreeS()->Reset();
2aea926d 837}
7d62fb64 838
839//_____________________________________________________________________
840void AliITS::HitsToFastRecPoints(Int_t evNumber,Int_t bgrev,Int_t size,
841 Option_t *opt0,Option_t *opt1,
842 const char *flnm){
843 // keep galice.root for signal and name differently the file for
2aea926d 844 // background when add! otherwise the track info for signal will be lost !
845 // the condition below will disappear when the geom class will be
4a5bebc2 846 // initialized for all versions - for the moment it is only for v5 !
4a5bebc2 847 // Inputs:
848 // Int_t evnt Event to be processed.
849 // Int_t bgrev Background Hit tree number.
7d62fb64 850 // Int_t size Size used by InitModules. See InitModules.
851 // Option_t *opt0 Option passed to FillModules. See FillModules.
852 // Option_t *opt1 String indicating if merging hits or not. To
4a5bebc2 853 // merge hits set equal to "Add". Otherwise no
854 // background hits are considered.
7d62fb64 855 // Test_t *flnm File name containing the background hits..
4a5bebc2 856 // Outputs:
857 // none.
858 // Return:
859 // none.
860
04366a57 861
00a7cc50 862
7d62fb64 863 if(!GetITSgeom()){
864 Error("HitsToPreDigits","fGeom is null!");
865 return; // need transformations to do digitization.
866 }
867 AliITSgeom *geom = GetITSgeom();
868
869 AliITSLoader *pITSloader = (AliITSLoader*)fLoader;
870
871 const char *all = strstr(opt1,"All");
872 const char *det[3] ={strstr(opt1,"SPD"),strstr(opt1,"SDD"),
873 strstr(opt1,"SSD")};
874 Int_t nmodules;
875 InitModules(size,nmodules);
876 FillModules(evNumber,bgrev,nmodules,opt0,flnm);
877
878 AliITSsimulation *sim = 0;
879 AliITSmodule *mod = 0;
880 Int_t id,module;
881
882 TTree *lTR = pITSloader->TreeR();
00a7cc50 883 if(!lTR) {
884 pITSloader->MakeTree("R");
885 lTR = pITSloader->TreeR();
886 }
887
7d62fb64 888 TClonesArray* ptarray = new TClonesArray("AliITSRecPoint",1000);
00a7cc50 889 TBranch* branch = (TBranch*)lTR->Branch("ITSRecPointsF",&ptarray);
890 branch->SetAddress(&ptarray);
7d62fb64 891 //m.b. : this change is nothing but a nice way to make sure
023ae34b 892 //the CPU goes up !
7d62fb64 893 for(module=0;module<geom->GetIndexMax();module++){
894 id = geom->GetModuleType(module);
895 if (!all && !det[id]) continue;
896 sim = (AliITSsimulation*)GetSimulationModel(id);
897 if (!sim) {
898 Error("HitsToFastPoints","The simulation class was not "
899 "instanciated for module %d type %x!",module,
900 geom->GetModuleTypeName(module));
901 exit(1);
902 } // end if !sim
903 mod = (AliITSmodule *)fITSmodules->At(module);
904 sim->CreateFastRecPoints(mod,module,gRandom,ptarray);
905 lTR->Fill();
f1bfe73f 906 ptarray->Clear();
7d62fb64 907 } // end for module
908
909 ClearModules();
910 fLoader->WriteRecPoints("OVERWRITE");
911 delete ptarray;
2aea926d 912}
7d62fb64 913//_____________________________________________________________________
914Int_t AliITS::Hits2Clusters(TTree *hTree, TTree *cTree) {
915 //------------------------------------------------------------
916 // This function creates ITS clusters
917 //------------------------------------------------------------
918 if(!GetITSgeom()){
919 Error("HitsToPreDigits","fGeom is null!");
920 return 1; // need transformations to do digitization.
921 }
922 AliITSgeom *geom=GetITSgeom();
923 Int_t mmax=geom->GetIndexMax();
924
925 InitModules(-1,mmax);
926 FillModules(hTree,0);
927
7d62fb64 928 TClonesArray *points = new TClonesArray("AliITSRecPoint",1000);
00a7cc50 929 TBranch *branch=cTree->GetBranch("ITSRecPoints");
930 if (!branch) cTree->Branch("ITSRecPoints",&points);
931 else branch->SetAddress(&points);
7d62fb64 932
933 AliITSsimulationFastPoints sim;
934 Int_t ncl=0;
935 for (Int_t m=0; m<mmax; m++) {
936 AliITSmodule *mod=GetModule(m);
937 sim.CreateFastRecPoints(mod,m,gRandom,points);
00a7cc50 938 ncl+=points->GetEntriesFast();
7d62fb64 939 cTree->Fill();
7d62fb64 940 points->Clear();
941 }
942
15e6a32c 943 AliDebug(1,Form("Number of found fast clusters : %d",ncl));
7d62fb64 944
945 //cTree->Write();
946
7d62fb64 947 delete points;
948 return 0;
949}
7d62fb64 950
7d62fb64 951//_____________________________________________________________________
952void AliITS::CheckLabels(Int_t lab[3]) const {
953 //------------------------------------------------------------
954 // Tries to find mother's labels
955 //------------------------------------------------------------
956
957 if(lab[0]<0 && lab[1]<0 && lab[2]<0) return; // In case of no labels just exit
958
959 Int_t ntracks = gAlice->GetMCApp()->GetNtrack();
960 for (Int_t i=0;i<3;i++){
961 Int_t label = lab[i];
962 if (label>=0 && label<ntracks) {
963 TParticle *part=(TParticle*)gAlice->GetMCApp()->Particle(label);
964 if (part->P() < 0.005) {
965 Int_t m=part->GetFirstMother();
966 if (m<0) {
967 continue;
968 }
969 if (part->GetStatusCode()>0) {
970 continue;
971 }
972 lab[i]=m;
973 }
974 }
975 }
976
977}
978
979//______________________________________________________________________
980void AliITS::SDigitsToDigits(Option_t *opt){
ad7f2bfa 981 // Standard Summable digits to Digits function.
982 // Inputs:
983 // none.
984 // Outputs:
985 // none.
986 if (!fDetTypeSim) {
987 AliError("fDetTypeSim is 0!");
988 return;
989 }
7d62fb64 990
ad7f2bfa 991 const char *all = strstr(opt,"All");
992 const char *det[3] ={strstr(opt,"SPD"),strstr(opt,"SDD"),
993 strstr(opt,"SSD")};
994
995 // Reset Fast-OR signals for this event
996 fDetTypeSim->ResetFOSignals();
997
998 fDetTypeSim->SetLoader((AliITSLoader*)fLoader);
999 SetDefaults();
c8af5b8f 1000 if(fSimuParam) fDetTypeSim->SetSimuParam(fSimuParam);
ad7f2bfa 1001 fDetTypeSim->SDigitsToDigits(opt,(Char_t*)GetName());
1002
1003 // Add random noise to FO signals
1004 if (all || det[0]) { // SPD present
1005 fDetTypeSim->ProcessNoiseForFastOr();
1006 }
1007 // Add Fast-OR signals to event (only one object per event)
1008 if (all || det[0]) { // SPD present
1009 fDetTypeSim->WriteFOSignals();
1010 }
7d62fb64 1011}
1012
2aea926d 1013//______________________________________________________________________
2aea926d 1014void AliITS::ResetDigits(){
4a5bebc2 1015 // Reset number of digits and the digits array for the ITS detector.
1016 // Inputs:
1017 // none.
1018 // Outputs:
1019 // none.
7d62fb64 1020 if(!fDetTypeSim) {
1021 Error("ResetDigits","fDetTypeSim is 0!");
1022 return;
1023 }
1024
1025 fDetTypeSim->ResetDigits();
3bd79107 1026
1027
2aea926d 1028}
1029//______________________________________________________________________
7d62fb64 1030void AliITS::ResetDigits(Int_t branch){
4a5bebc2 1031 // Reset number of digits and the digits array for this branch.
1032 // Inputs:
1033 // none.
1034 // Outputs:
1035 // none.
828e06c7 1036
7d62fb64 1037 if(!fDetTypeSim) {
1038 Error("ResetDigits","fDetTypeSim is 0!");
1039 return;
1040 }
1041
1042 fDetTypeSim->ResetDigits(branch);
1043
2aea926d 1044}
1045//______________________________________________________________________
1046void AliITS::AddSumDigit(AliITSpListItem &sdig){
4a5bebc2 1047 // Adds the a module full of summable digits to the summable digits tree.
1048 // Inputs:
1049 // AliITSpListItem &sdig SDigit to be added to SDigits tree.
1050 // Outputs:
1051 // none.
1052 // Return:
1053 // none.
828e06c7 1054
7d62fb64 1055 if(!fDetTypeSim) {
1056 Error("AddSumDigit","fDetTypeSim is 0!");
1057 return;
1058 }
1059 fDetTypeSim->AddSumDigit(sdig);
1060
828e06c7 1061}
2aea926d 1062//______________________________________________________________________
7d62fb64 1063void AliITS::AddSimDigit(Int_t branch, AliITSdigit *d){
4a5bebc2 1064 // Add a simulated digit.
1065 // Inputs:
1066 // Int_t id Detector type number.
1067 // AliITSdigit *d Digit to be added to the Digits Tree. See
1068 // AliITSdigit.h
1069 // Outputs:
1070 // none.
1071 // Return:
1072 // none.
2aea926d 1073
7d62fb64 1074 if(!fDetTypeSim) {
1075 Error("AddSimDigit","fDetTypeSim is 0!");
1076 return;
1077 }
1078 fDetTypeSim->AddSimDigit(branch,d);
1079
2aea926d 1080}
1081//______________________________________________________________________
7d62fb64 1082void AliITS::AddSimDigit(Int_t branch,Float_t phys,Int_t *digits,Int_t *tracks,
83ec5e27 1083 Int_t *hits,Float_t *charges, Int_t sigexpanded){
7f1a504b 1084 // Add a simulated digit to the list.
1085 // Inputs:
1086 // Int_t id Detector type number.
1087 // Float_t phys Physics indicator. See AliITSdigits.h
1088 // Int_t *digits Integer array containing the digits info. See
1089 // AliITSdigit.h
1090 // Int_t *tracks Integer array [AliITSdigitS?D::GetNTracks()]
1091 // containing the track numbers that contributed to
1092 // this digit.
1093 // Int_t *hits Integer array [AliITSdigitS?D::GetNTracks()]
1094 // containing the hit numbers, from AliITSmodule, that
1095 // contributed to this digit.
1096 // Float_t *charge Floating point array of the signals contributed
1097 // to this digit by each track.
1098 // Outputs:
1099 // none.
1100 // Return:
1101 // none.
2aea926d 1102
7d62fb64 1103 if(!fDetTypeSim) {
1104 Error("AddSimDigit","fDetTypeSim is 0!");
1105 return;
1106 }
83ec5e27 1107 fDetTypeSim->AddSimDigit(branch,phys,digits,tracks,hits,charges,sigexpanded);
7d62fb64 1108
2aea926d 1109}
0421c3d1 1110//______________________________________________________________________
aacedc3e 1111void AliITS::Digits2Raw(){
1112 // convert digits of the current event to raw data
0421c3d1 1113
7d62fb64 1114 if(!fDetTypeSim) {
1115 Error("Digits2Raw","fDetTypeSim is 0!");
1116 return;
1117 }
023ae34b 1118 fDetTypeSim->SetLoader((AliITSLoader*)fLoader);
7d62fb64 1119 SetDefaults();
c8af5b8f 1120 if(fSimuParam) fDetTypeSim->SetSimuParam(fSimuParam);
7d62fb64 1121 fDetTypeSim->GetLoader()->LoadDigits();
1122 TTree* digits = fDetTypeSim->GetLoader()->TreeD();
0421c3d1 1123 if (!digits) {
aacedc3e 1124 Error("Digits2Raw", "no digits tree");
1125 return;
0421c3d1 1126 }
7d62fb64 1127 fDetTypeSim->SetTreeAddressD(digits,(Char_t*)GetName());
ad7f2bfa 1128
1129 // Get the FO signals for this event
1130 AliITSFOSignalsSPD* foSignals = NULL;
1131 AliRunLoader* runLoader = AliRunLoader::Instance();
1132 AliITSLoader* itsLoader = (AliITSLoader*) runLoader->GetLoader("ITSLoader");
1133 if (!itsLoader) {
1134 AliError("ITS loader is NULL.");
1135 }
a0d76912 1136 else {
1137 if(!itsLoader->TreeD()) AliError(" !!! No TreeD available !!!");
1138 foSignals = (AliITSFOSignalsSPD*)itsLoader->TreeD()->GetUserInfo()->FindObject("AliITSFOSignalsSPD");
1139 if(!foSignals) AliError("FO signals not retrieved");
1140 }
1141
ad7f2bfa 1142 Bool_t deleteFOsignalsLater = kFALSE;
1143 if (!foSignals) {
1144 AliError("FO signals not available. No FO bits will be written.");
1145 foSignals = new AliITSFOSignalsSPD(); // make a temporary dummy signals object
1146 deleteFOsignalsLater = kTRUE;
1147 }
1148
1149
979b5a5f 1150 AliITSDDLModuleMapSDD* ddlsdd=fDetTypeSim->GetDDLModuleMapSDD();
d9ed1779 1151 Char_t rawSDD=fDetTypeSim->GetSimuParam()->GetSDDRawDataFormat();
0421c3d1 1152 AliITSDDLRawData rawWriter;
d9ed1779 1153
1154 rawWriter.SetSDDRawFormat(rawSDD);
0421c3d1 1155 //Verbose level
1156 // 0: Silent
1157 // 1: cout messages
1158 // 2: txt files with digits
1159 //BE CAREFUL, verbose level 2 MUST be used only for debugging and
1160 //it is highly suggested to use this mode only for debugging digits files
1161 //reasonably small, because otherwise the size of the txt files can reach
1162 //quickly several MB wasting time and disk space.
1163 rawWriter.SetVerbose(0);
1164
1165 //SILICON PIXEL DETECTOR
15e6a32c 1166 AliDebug(1,"Formatting raw data for SPD");
ad7f2bfa 1167 rawWriter.RawDataSPD(digits->GetBranch("ITSDigitsSPD"),foSignals);
1168 if(deleteFOsignalsLater) delete foSignals;
0421c3d1 1169
1170 //SILICON DRIFT DETECTOR
d9ed1779 1171 AliDebug(1,Form("Formatting raw data for SDD - Format code =%d",rawSDD));
979b5a5f 1172 rawWriter.RawDataSDD(digits->GetBranch("ITSDigitsSDD"),ddlsdd);
0421c3d1 1173
1174 //SILICON STRIP DETECTOR
15e6a32c 1175 AliDebug(1,"Formatting raw data for SSD");
0421c3d1 1176 rawWriter.RawDataSSD(digits->GetBranch("ITSDigitsSSD"));
1177
1178 fLoader->UnloadDigits();
2aea926d 1179}
04366a57 1180//______________________________________________________________________
aacedc3e 1181AliLoader* AliITS::MakeLoader(const char* topfoldername){
1182 //builds ITSgetter (AliLoader type)
1183 //if detector wants to use castomized getter, it must overload this method
1184
64f311fe 1185 AliDebug(1,Form("Creating AliITSLoader. Top folder is %s.",
1186 topfoldername));
aacedc3e 1187 fLoader = new AliITSLoader(GetName(),topfoldername);
1188 return fLoader;
2aea926d 1189}
ad7f2bfa 1190//______________________________________________________________________
0b5bf101 1191Bool_t AliITS::Raw2SDigits(AliRawReader* rawReader)
1192{
1193 //
1194 // Converts RAW data to SDigits
1195 //
1196 // Get TreeS
1197 //
1198 Int_t last = -1;
1199 Int_t size = GetITSgeom()->GetIndexMax();
1200 TClonesArray** modA = new TClonesArray*[size];
1201 for (Int_t mod = 0; mod < size; mod++) modA[mod] = new TClonesArray("AliITSpListItem", 10000);
1202
33c3c91a 1203 AliLoader* loader = (AliRunLoader::Instance())->GetLoader("ITSLoader");
ad7f2bfa 1204 if (!loader){
0b5bf101 1205 Error("Open","Can not get ITS loader from Run Loader");
1206 return kFALSE;
1207 }
1208
1209 TTree* tree = 0;
1210 tree = loader->TreeS();
ad7f2bfa 1211 if (!tree){
0b5bf101 1212 loader->MakeTree("S");
1213 tree = loader->TreeS();
1214 }
1215 //
1216 // Array for SDigits
1217 //
1218 TClonesArray aSDigits("AliITSpListItem",10000), *itsSDigits=&aSDigits;
1219 Int_t bufsize = 32000;
1220 tree->Branch("ITS", &itsSDigits, bufsize);
1221 Int_t npx = 0;
1222 //
1223 // SPD
1224 //
1225 AliITSsegmentationSPD* segSPD = (AliITSsegmentationSPD*) fDetTypeSim->GetSegmentationModel(0);
6a3ca9e7 1226 if(!segSPD){
1227 AliWarning("Set AliITS defaults");
1228 SetDefaults();
1229 segSPD = (AliITSsegmentationSPD*) fDetTypeSim->GetSegmentationModel(0);
1230 }
0b5bf101 1231 npx = segSPD->Npx();
1232 Double_t thr, sigma;
1233
1234 AliITSRawStreamSPD inputSPD(rawReader);
1235 while(1){
1236 Bool_t next = inputSPD.Next();
1237 if (!next) break;
1238
1239 Int_t module = inputSPD.GetModuleID();
1240 Int_t column = inputSPD.GetColumn();
1241 Int_t row = inputSPD.GetRow();
1242 Int_t index = npx * column + row;
1243
1244 if (module >= size) continue;
1245
1246 last = (modA[module])->GetEntries();
1247 TClonesArray& dum = *modA[module];
bb292d31 1248 fDetTypeSim->GetSimuParam()->SPDThresholds(module,thr,sigma);
0b5bf101 1249 thr += 1.;
1250 new (dum[last]) AliITSpListItem(-1, -1, module, index, thr);
1251 }
1252 rawReader->Reset();
1253
1254 //
1255 // SDD
1256 //
1257 AliITSsegmentationSDD* segSDD = (AliITSsegmentationSDD*) fDetTypeSim->GetSegmentationModel(1);
1258 npx = segSDD->Npx();
dee45d79 1259 Int_t scalef=AliITSsimulationSDD::ScaleFourier(segSDD);
1260 Int_t firstSDD=AliITSgeomTGeo::GetModuleIndex(3,1,1);
1261 Int_t firstSSD=AliITSgeomTGeo::GetModuleIndex(5,1,1);
1262
a4998655 1263 AliITSRawStream* inputSDD=AliITSRawStreamSDD::CreateRawStreamSDD(rawReader);
dee45d79 1264 for(Int_t iMod=firstSDD; iMod<firstSSD; iMod++){
1265 AliITSCalibrationSDD* cal = (AliITSCalibrationSDD*)fDetTypeSim->GetCalibrationModel(iMod);
1266 Bool_t isZeroSupp=cal->GetZeroSupp();
1267 if(isZeroSupp){
1268 for(Int_t iSid=0; iSid<2; iSid++) inputSDD->SetZeroSuppLowThreshold(iMod-firstSDD,iSid,cal->GetZSLowThreshold(iSid));
1269 }else{
1270 for(Int_t iSid=0; iSid<2; iSid++) inputSDD->SetZeroSuppLowThreshold(iMod-firstSDD,iSid,0);
1271 }
1272 }
1273
979b5a5f 1274 AliITSDDLModuleMapSDD* ddlmap=fDetTypeSim->GetDDLModuleMapSDD();
a4998655 1275 inputSDD->SetDDLModuleMap(ddlmap);
dee45d79 1276 while(inputSDD->Next()){
a4998655 1277 if(inputSDD->IsCompletedModule()==kFALSE &&
1278 inputSDD->IsCompletedDDL()==kFALSE){
0b5bf101 1279
a4998655 1280 Int_t module = inputSDD->GetModuleID();
dee45d79 1281 Int_t anode = inputSDD->GetCoord1()+segSDD->NpzHalf()*inputSDD->GetChannel();
a4998655 1282 Int_t time = inputSDD->GetCoord2();
1283 Int_t signal10 = inputSDD->GetSignal();
dee45d79 1284 Int_t index = AliITSpList::GetIndex(anode,time,scalef*npx);
a4998655 1285
1286 if (module >= size) continue;
1287 last = modA[module]->GetEntries();
1288 TClonesArray& dum = *modA[module];
1289 new (dum[last]) AliITSpListItem(-1, -1, module, index, Double_t(signal10));
1290 ((AliITSpListItem*) dum.At(last))->AddSignalAfterElect(module, index, Double_t(signal10));
1291 }
0b5bf101 1292 }
a4998655 1293 delete inputSDD;
0b5bf101 1294 rawReader->Reset();
a4998655 1295
0b5bf101 1296 //
1297 // SSD
1298 //
1299 AliITSsegmentationSSD* segSSD = (AliITSsegmentationSSD*) fDetTypeSim->GetSegmentationModel(2);
1300 npx = segSSD->Npx();
1301 AliITSRawStreamSSD inputSSD(rawReader);
1302 while(1){
1303 Bool_t next = inputSSD.Next();
1304 if (!next) break;
1305
1306 Int_t module = inputSSD.GetModuleID();
1307 Int_t side = inputSSD.GetSideFlag();
1308 Int_t strip = inputSSD.GetStrip();
1309 Int_t signal = inputSSD.GetSignal();
1310 Int_t index = npx * side + strip;
1311
1312 if (module >= size) continue;
1313
1314 last = modA[module]->GetEntries();
1315 TClonesArray& dum = *modA[module];
1316 new (dum[last]) AliITSpListItem(-1, -1, module, index, Double_t(signal));
1317 }
1318 rawReader->Reset();
1319 AliITSpListItem* sdig = 0;
1320
1321 for (Int_t mod = 0; mod < size; mod++)
1322 {
1323 Int_t nsdig = modA[mod]->GetEntries();
1324 for (Int_t ie = 0; ie < nsdig; ie++) {
1325 sdig = (AliITSpListItem*) (modA[mod]->At(ie));
1326 new (aSDigits[ie]) AliITSpListItem(-1, -1, mod, sdig->GetIndex(), sdig->GetSignal());
1327 Float_t sig = sdig->GetSignalAfterElect();
1328 if (sig > 0.) {
1329 sdig = (AliITSpListItem*)aSDigits[ie];
1330 sdig->AddSignalAfterElect(mod, sdig->GetIndex(), Double_t(sig));
1331 }
1332 }
1333
1334 tree->Fill();
1335 aSDigits.Clear();
1336 modA[mod]->Clear();
1337 }
1338 loader->WriteSDigits("OVERWRITE");
1339 delete modA;
1340 return kTRUE;
1341}
1342
1343
ef7ff1f9 1344//______________________________________________________________________
1345void AliITS::UpdateInternalGeometry(){
1346
ed9289c8 1347 //reads new geometry from TGeo
012f0f4c 1348// AliDebug(1,"Delete ITSgeom and create a new one reading TGeo");
1349
108bd0fe 1350 AliITSVersion_t version = (AliITSVersion_t)IsVersion();
1351 Int_t minor = 0;
012f0f4c 1352 if(version==kvPPRasymmFMD) minor=2; // default minor version for this geom.
1353 AliITSInitGeometry initgeom;
1354 AliITSgeom* geom = initgeom.CreateAliITSgeom(version,minor);
ef7ff1f9 1355 SetITSgeom(geom);
ef7ff1f9 1356}
ad7f2bfa 1357//______________________________________________________________________
1358AliTriggerDetector* AliITS::CreateTriggerDetector() const {
1359 // create an AliITSTrigger object (and set trigger conditions as input)
1360 return new AliITSTrigger(fDetTypeSim->GetTriggerConditions());
1361}