TOF raw data: preliminary implementation and style changes
[u/mrichter/AliRoot.git] / TOF / AliTOF.cxx
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3 * *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
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14 **************************************************************************/
15
88cb7938 16/* $Id$ */
68861244 17
fe4da5cc 18///////////////////////////////////////////////////////////////////////////////
19// //
68861244 20// Time Of Flight //
fe4da5cc 21// This class contains the basic functions for the Time Of Flight //
22// detector. Functions specific to one particular geometry are //
23// contained in the derived classes //
937fe4a4 24//
25// VERSIONE WITH 5 SYMMETRIC MODULES ALONG Z AXIS
26// ==============================================
27//
28// VERSION WITH HOLES FOR PHOS AND TRD IN SPACEFRAME WITH HOLES
29//
30// Volume sensibile : FPAD
31//
32//
33//
34// Begin_Html
fe4da5cc 35/*
1439f98e 36<img src="picts/AliTOFClass.gif">
fe4da5cc 37*/
38//End_Html
937fe4a4 39//
40//
fe4da5cc 41// //
42///////////////////////////////////////////////////////////////////////////////
43
88cb7938 44
f8014e68 45#include <Riostream.h>
46#include <Rstrstream.h>
517b7f8f 47#include <stdlib.h>
826b71ec 48
88cb7938 49#include <TBRIK.h>
50#include <TFile.h>
51#include <TFolder.h>
52#include <TNode.h>
53#include <TObject.h>
54#include <TROOT.h>
55#include <TSystem.h>
56#include <TTask.h>
57#include <TTree.h>
58#include <TVirtualMC.h>
59
7e6dce66 60#include "AliConfig.h"
61#include "AliHeader.h"
88cb7938 62#include "AliConst.h"
63#include "AliLoader.h"
64#include "AliMagF.h"
65#include "AliRun.h"
fe4da5cc 66#include "AliTOF.h"
7e6dce66 67#include "AliTOFGeometry.h"
88cb7938 68#include "AliTOFSDigit.h"
69#include "AliTOFdigit.h"
70#include "AliTOFhit.h"
71#include "AliTOFhitT0.h"
5d12ce38 72#include "AliMC.h"
85a5290f 73#include "AliTOFDigitizer.h"
7e6dce66 74#include "AliTOFDDLRawData.h"
fe4da5cc 75
76ClassImp(AliTOF)
77
78//_____________________________________________________________________________
79AliTOF::AliTOF()
80{
81 //
82 // Default constructor
83 //
7e6dce66 84 fFGeom = 0x0;
85 fDTask = 0x0;
00711221 86 fReTask = 0x0;
fe4da5cc 87 fIshunt = 0;
7e6dce66 88 fSDigits = 0 ;
8e72349e 89 fNSDigits = 0;
7e6dce66 90 fDigits = 0 ;
00711221 91 fReconParticles = 0x0;
68861244 92 fName="TOF";
00711221 93 fMerger = 0x0;
7e6dce66 94 fTZero = kFALSE;
0f4a7374 95 fTOFGeometry = 0;
fe4da5cc 96}
97
98//_____________________________________________________________________________
792995c1 99AliTOF::AliTOF(const char *name, const char *title, Option_t *option)
fe4da5cc 100 : AliDetector(name,title)
101{
102 //
103 // AliTOF standard constructor
104 //
2cef3cb2 105 // Here are fixed some important parameters
106 //
107
68861244 108 // Initialization of hits, sdigits and digits array
d599d913 109 // added option for time zero analysis
7e6dce66 110 fFGeom = 0x0; //skowron
111 fDTask = 0x0;
112 fReTask = 0x0;
88cb7938 113 fReconParticles= 0x0;
114 fMerger = 0x0;
0f4a7374 115 fTOFGeometry = 0;
88cb7938 116
d599d913 117 if (strstr(option,"tzero")){
118 fHits = new TClonesArray("AliTOFhitT0", 1000);
88cb7938 119 fTZero = kTRUE;
d599d913 120 cout << "tzero option requires AliTOFv4T0 as TOF version (check Your Config.C)" << endl;
121 }else{
122 fHits = new TClonesArray("AliTOFhit", 1000);
88cb7938 123 fTZero = kFALSE;
d599d913 124 }
c630aafd 125 if (gAlice==0) {
126 Fatal("AliTOF","gAlice==0 !");
127 }
5d12ce38 128 if (gAlice->GetMCApp()->GetHitLists())
129 gAlice->GetMCApp()->AddHitList(fHits);
c630aafd 130 else Error("AliTOF","gAlice->GetHitLists()==0");
131
2cef3cb2 132 fIshunt = 0;
7e6dce66 133 fSDigits = new TClonesArray("AliTOFSDigit", 1000);
134 fDigits = new TClonesArray("AliTOFdigit", 1000);
8e72349e 135 fNSDigits = 0;
00711221 136
137 fFGeom = 0x0;
138 fDTask = 0x0;
139 fReTask = 0x0;
140 fReconParticles = 0x0;
141 fMerger = 0x0;
142
2cef3cb2 143 //
144 // Digitization parameters
fe4da5cc 145 //
2cef3cb2 146 // (Transfer Functions to be inserted here)
fe4da5cc 147 //
148 SetMarkerColor(7);
149 SetMarkerStyle(2);
150 SetMarkerSize(0.4);
2cef3cb2 151
2cef3cb2 152// Strip Parameters
7e6dce66 153 //fGapA = 4.; //cm Gap beetween tilted strip in A-type plate
154 //fGapB = 6.; //cm Gap beetween tilted strip in B-type plate
155
156 // Physical performances
157 //fTimeRes = 100.;//ps
158 //fChrgRes = 100.;//pC
159
68861244 160}
161
162//_____________________________________________________________________________
163void AliTOF::CreateTOFFolders()
164{
165 // create the ALICE TFolder
166 // create the ALICE TTasks
167 // create the ALICE main TFolder
168 // to be done by AliRun
169
170 TFolder * alice = new TFolder();
171 alice->SetNameTitle("FPAlice", "Alice Folder") ;
172 gROOT->GetListOfBrowsables()->Add(alice) ;
173
174 TFolder * aliceF = alice->AddFolder("folders", "Alice memory Folder") ;
175 // make it the owner of the objects that it contains
176 aliceF->SetOwner() ;
177 // geometry folder
178 TFolder * geomF = aliceF->AddFolder("Geometry", "Geometry objects") ;
179 TFolder * aliceT = alice->AddFolder("tasks", "Alice tasks Folder") ;
180 // make it the owner of the objects that it contains
181 aliceT->SetOwner() ;
182
183 TTask * aliceDi = new TTask("(S)Digitizer", "Alice SDigitizer & Digitizer") ;
184 aliceT->Add(aliceDi);
185
186 TTask * aliceRe = new TTask("Reconstructioner", "Alice Reconstructioner") ;
187 aliceT->Add(aliceRe);
188
189 char * tempo = new char[80] ;
190
191 // creates the TOF Digitizer and adds it to alice main (S)Digitizer task
192 sprintf(tempo, "%sDigitizers container",GetName() ) ;
193 fDTask = new TTask(GetName(), tempo);
194 aliceDi->Add(fDTask) ;
195
196 // creates the TOF reconstructioner and adds it to alice main Reconstructioner task
197 sprintf(tempo, "%sReconstructioner container",GetName() ) ;
198 fReTask = new TTask(GetName(), tempo);
199 aliceRe->Add(fReTask) ;
200
3ff0c331 201 delete [] tempo ;
68861244 202
203 // creates the TOF geometry folder
204 geomF->AddFolder("TOF", "Geometry for TOF") ;
205}
206
207//_____________________________________________________________________________
208AliTOF::~AliTOF()
209{
517b7f8f 210 // dtor:
211 // it remove also the alice folder
68861244 212 // and task that TOF creates instead of AliRun
5839f074 213 /* PH Temporarily commented because of problems
68861244 214 TFolder * alice = (TFolder*)gROOT->GetListOfBrowsables()->FindObject("FPAlice") ;
215 delete alice;
216 alice = 0;
5839f074 217 */
517b7f8f 218 if (fHits)
219 {
220 fHits->Delete ();
221 delete fHits;
222 fHits = 0;
223 }
224 if (fDigits)
225 {
226 fDigits->Delete ();
227 delete fDigits;
228 fDigits = 0;
229 }
230 if (fSDigits)
231 {
88cb7938 232 fSDigits->Delete();
517b7f8f 233 delete fSDigits;
234 fSDigits = 0;
235 }
236 if (fReconParticles)
237 {
238 fReconParticles->Delete ();
239 delete fReconParticles;
240 fReconParticles = 0;
241 }
242
fe4da5cc 243}
244
245//_____________________________________________________________________________
2cef3cb2 246void AliTOF::AddHit(Int_t track, Int_t *vol, Float_t *hits)
fe4da5cc 247{
248 //
249 // Add a TOF hit
68861244 250 // new with placement used
fe4da5cc 251 //
252 TClonesArray &lhits = *fHits;
2cef3cb2 253 new(lhits[fNhits++]) AliTOFhit(fIshunt, track, vol, hits);
fe4da5cc 254}
d599d913 255
256//_____________________________________________________________________________
257void AliTOF::AddT0Hit(Int_t track, Int_t *vol, Float_t *hits)
258{
259 //
260 // Add a TOF hit
261 // new with placement used
262 //
263 TClonesArray &lhits = *fHits;
264 new(lhits[fNhits++]) AliTOFhitT0(fIshunt, track, vol, hits);
265}
266
fe4da5cc 267//_____________________________________________________________________________
2cef3cb2 268void AliTOF::AddDigit(Int_t *tracks, Int_t *vol, Float_t *digits)
fe4da5cc 269{
270 //
2cef3cb2 271 // Add a TOF digit
68861244 272 // new with placement used
2cef3cb2 273 //
274 TClonesArray &ldigits = *fDigits;
275 new (ldigits[fNdigits++]) AliTOFdigit(tracks, vol, digits);
fe4da5cc 276}
277
517b7f8f 278//___________________________________________
5919c40c 279void AliTOF::AddSDigit(Int_t tracknum, Int_t *vol, Float_t *digits)
517b7f8f 280{
281
282//
283// Add a TOF sdigit
284//
285
286 TClonesArray &lSDigits = *fSDigits;
5919c40c 287 new(lSDigits[fNSDigits++]) AliTOFSDigit(tracknum, vol, digits);
517b7f8f 288}
289
290//_____________________________________________________________________________
291void AliTOF::SetTreeAddress ()
292{
293 // Set branch address for the Hits and Digits Tree.
294 char branchname[30];
88cb7938 295
296 if (fLoader->TreeH())
297 {
298 if (fHits == 0x0)
299 {
300 if (fTZero) fHits = new TClonesArray("AliTOFhitT0", 1000);
301 else fHits = new TClonesArray("AliTOFhit", 1000);
302 }
303 }
517b7f8f 304 AliDetector::SetTreeAddress ();
305
306 TBranch *branch;
88cb7938 307 TTree *treeD = fLoader->TreeD();
517b7f8f 308
309 if (treeD)
310 {
88cb7938 311 branch = treeD->GetBranch (branchname);
312 if (branch)
313 {
314 if (fDigits == 0x0) fDigits = new TClonesArray("AliTOFdigit", 1000);
315 branch->SetAddress (&fDigits);
316 }
517b7f8f 317 }
517b7f8f 318
88cb7938 319 if (fLoader->TreeS () )
517b7f8f 320 {
88cb7938 321 branch = fLoader->TreeS ()->GetBranch ("TOF");
322 if (branch) {
323 if (fSDigits == 0x0) fSDigits = new TClonesArray("AliTOFSDigit", 1000);
324 branch->SetAddress (&fSDigits);
325 }
517b7f8f 326 }
327
88cb7938 328 if (fLoader->TreeR() && fReconParticles) //I do not know where this array is created - skowron
517b7f8f 329 {
88cb7938 330 branch = fLoader->TreeR()->GetBranch("TOF");
331 if (branch)
332 {
333 branch->SetAddress(&fReconParticles) ;
334 }
517b7f8f 335 }
336}
2cef3cb2 337
fe4da5cc 338//_____________________________________________________________________________
339void AliTOF::CreateGeometry()
340{
341 //
3fe3a833 342 // Common geometry code
fe4da5cc 343 //
344 //Begin_Html
345 /*
1439f98e 346 <img src="picts/AliTOFv23.gif">
fe4da5cc 347 */
348 //End_Html
349 //
fe4da5cc 350 const Double_t kPi=TMath::Pi();
2cef3cb2 351 const Double_t kDegrad=kPi/180.;
fe4da5cc 352 //
b94fa26c 353 Float_t xTof, yTof, wall;
937fe4a4 354
3fe3a833 355 // frame inbetween TOF modules
b94fa26c 356 wall = 4.;//cm
3fe3a833 357
2cef3cb2 358 // Sizes of TOF module with its support etc..
7e6dce66 359 xTof = 2.*(AliTOFGeometry::Rmin()*TMath::Tan(10*kDegrad)-wall/2-.5);
360 yTof = AliTOFGeometry::Rmax()-AliTOFGeometry::Rmin();
3fe3a833 361
937fe4a4 362// TOF module internal definitions
7e6dce66 363 //TOFpc(xTof, yTof, fZlenC, fZlenB, fZlenA, AliTOFGeometry::MaxhZtof());
364 TOFpc(xTof, yTof, AliTOFGeometry::ZlenC(), AliTOFGeometry::ZlenB(), AliTOFGeometry::ZlenA(), AliTOFGeometry::MaxhZtof());
fe4da5cc 365}
366
367//_____________________________________________________________________________
68861244 368void AliTOF::DrawModule() const
fe4da5cc 369{
370 //
371 // Draw a shaded view of the common part of the TOF geometry
fe4da5cc 372 //
373
3fe3a833 374 cout << " Drawing of AliTOF"<< endl;
fe4da5cc 375 // Set everything unseen
cfce8870 376 gMC->Gsatt("*", "seen", -1);
fe4da5cc 377 //
378 // Set ALIC mother transparent
cfce8870 379 gMC->Gsatt("ALIC","SEEN",0);
fe4da5cc 380 //
381 // Set the volumes visible
2cef3cb2 382 gMC->Gsatt("FTOA","SEEN",1);
383 gMC->Gsatt("FTOB","SEEN",1);
384 gMC->Gsatt("FTOC","SEEN",1);
385 gMC->Gsatt("FLTA","SEEN",1);
386 gMC->Gsatt("FLTB","SEEN",1);
387 gMC->Gsatt("FLTC","SEEN",1);
388 gMC->Gsatt("FSTR","SEEN",1);
cfce8870 389 //
390 gMC->Gdopt("hide", "on");
391 gMC->Gdopt("shad", "on");
392 gMC->Gsatt("*", "fill", 7);
393 gMC->SetClipBox(".");
394 gMC->SetClipBox("*", 0, 1000, -1000, 1000, -1000, 1000);
395 gMC->DefaultRange();
396 gMC->Gdraw("alic", 40, 30, 0, 12, 9.5, .02, .02);
397 gMC->Gdhead(1111, "Time Of Flight");
398 gMC->Gdman(18, 4, "MAN");
399 gMC->Gdopt("hide","off");
fe4da5cc 400}
401
402//_____________________________________________________________________________
403void AliTOF::CreateMaterials()
404{
405 //
406 // Defines TOF materials for all versions
43808676 407 // Revision: F. Pierella 18-VI-2002
fe4da5cc 408 //
43808676 409
b94fa26c 410 Int_t isxfld = gAlice->Field()->Integ();
411 Float_t sxmgmx = gAlice->Field()->Max();
fe4da5cc 412 //
43808676 413 //--- Quartz (SiO2) to simulate float glass
414 // density tuned to have correct float glass
415 // radiation length
3fe3a833 416 Float_t aq[2] = { 28.0855,15.9994 };
417 Float_t zq[2] = { 14.,8. };
418 Float_t wq[2] = { 1.,2. };
43808676 419 Float_t dq = 2.55; // std value: 2.2
3fe3a833 420 Int_t nq = -2;
43808676 421
b94fa26c 422 // --- Freon C2F4H2 (TOF-TDR pagg.)
423 // Geant Manual CONS110-1, pag. 43 (Geant, Detector Description and Simulation Tool)
424 Float_t afre[3] = {12.011,18.998,1.007};
425 Float_t zfre[3] = { 6., 9., 1.};
426 Float_t wfre[3] = { 2., 4., 2.};
427 Float_t densfre = 0.00375;
428// http://www.fi.infn.it/sezione/prevprot/gas/freon.html
429 Int_t nfre = -3;
430/*
431 //-- Isobutane quencher C4H10 (5% in the sensitive mixture)
432 Float_t aiso[2] = {12.011,1.007};
433 Float_t ziso[2] = { 6., 1.};
434 Float_t wiso[2] = { 4., 10.};
435 Float_t densiso = .......; // (g/cm3) density
436 Int_t nfre = -2; // < 0 i.e. proportion by number of atoms of each kind
437 //-- SF6 (5% in the sensitive mixture)
438 Float_t asf[3] = {32.066,18.998};
439 Float_t zsf[3] = { 16., 9.};
440 Float_t wsf[3] = { 1., 6.};
441 Float_t denssf = .....; // (g/cm3) density
442 Int_t nfre = -2; // < 0 i.e. proportion by number of atoms of each kind
443*/
3fe3a833 444 // --- CO2
2cef3cb2 445 Float_t ac[2] = {12.,16.};
446 Float_t zc[2] = { 6., 8.};
447 Float_t wc[2] = { 1., 2.};
3fe3a833 448 Float_t dc = .001977;
449 Int_t nc = -2;
450 // For mylar (C5H4O2)
451 Float_t amy[3] = { 12., 1., 16. };
452 Float_t zmy[3] = { 6., 1., 8. };
453 Float_t wmy[3] = { 5., 4., 2. };
454 Float_t dmy = 1.39;
455 Int_t nmy = -3;
b94fa26c 456 // For polyethilene (CH2) - honeycomb -
3fe3a833 457 Float_t ape[2] = { 12., 1. };
458 Float_t zpe[2] = { 6., 1. };
459 Float_t wpe[2] = { 1., 2. };
460 Float_t dpe = 0.935*0.479; //To have 1%X0 for 1cm as for honeycomb
461 Int_t npe = -2;
462 // --- G10
fe4da5cc 463 Float_t ag10[4] = { 12.,1.,16.,28. };
2cef3cb2 464 Float_t zg10[4] = { 6.,1., 8.,14. };
fe4da5cc 465 Float_t wmatg10[4] = { .259,.288,.248,.205 };
3fe3a833 466 Float_t densg10 = 1.7;
467 Int_t nlmatg10 = -4;
43808676 468
469 // plexiglass CH2=C(CH3)CO2CH3
470 Float_t aplex[3] = { 12.,1.,16.};
471 Float_t zplex[3] = { 6.,1., 8.};
472 Float_t wmatplex[3] = {5.,8.,2.};
473 Float_t densplex =1.16;
474 Int_t nplex = -3;
475
3fe3a833 476 // ---- ALUMINA (AL203)
2cef3cb2 477 Float_t aal[2] = { 27.,16.};
478 Float_t zal[2] = { 13., 8.};
fe4da5cc 479 Float_t wmatal[2] = { 2.,3. };
3fe3a833 480 Float_t densal = 2.3;
481 Int_t nlmatal = -2;
482 // -- Water
483 Float_t awa[2] = { 1., 16. };
484 Float_t zwa[2] = { 1., 8. };
485 Float_t wwa[2] = { 2., 1. };
486 Float_t dwa = 1.0;
487 Int_t nwa = -2;
d599d913 488
489// stainless steel
490 Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 };
491 Float_t zsteel[4] = { 26.,24.,28.,14. };
492 Float_t wsteel[4] = { .715,.18,.1,.005 };
493
fe4da5cc 494 //
3fe3a833 495 //AliMaterial(0, "Vacuum$", 1e-16, 1e-16, 1e-16, 1e16, 1e16);
2cef3cb2 496 AliMaterial( 1, "Air$",14.61,7.3,0.001205,30423.24,67500.);
497 AliMaterial( 2, "Cu $", 63.54, 29.0, 8.96, 1.43, 14.8);
498 AliMaterial( 3, "C $", 12.01, 6.0, 2.265,18.8, 74.4);
499 AliMixture ( 4, "Polyethilene$", ape, zpe, dpe, npe, wpe);
500 AliMixture ( 5, "G10$", ag10, zg10, densg10, nlmatg10, wmatg10);
43808676 501 AliMixture ( 6, "PLE$", aplex, zplex, densplex, nplex, wmatplex);
2cef3cb2 502 AliMixture ( 7, "CO2$", ac, zc, dc, nc, wc);
503 AliMixture ( 8, "ALUMINA$", aal, zal, densal, nlmatal, wmatal);
504 AliMaterial( 9, "Al $", 26.98, 13., 2.7, 8.9, 37.2);
3fe3a833 505 AliMaterial(10, "C-TRD$", 12.01, 6., 2.265*18.8/69.282*15./100, 18.8, 74.4); // for 15%
2cef3cb2 506 AliMixture (11, "Mylar$", amy, zmy, dmy, nmy, wmy);
507 AliMixture (12, "Freon$", afre, zfre, densfre, nfre, wfre);
43808676 508 AliMixture (13, "Glass$", aq, zq, dq, nq, wq);
2cef3cb2 509 AliMixture (14, "Water$", awa, zwa, dwa, nwa, wwa);
d599d913 510 AliMixture (15, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel);
3fe3a833 511
512 Float_t epsil, stmin, deemax, stemax;
2cef3cb2 513
514 // Previous data
fe4da5cc 515 // EPSIL = 0.1 ! Tracking precision,
516 // STEMAX = 0.1 ! Maximum displacement for multiple scattering
517 // DEEMAX = 0.1 ! Maximum fractional energy loss, DLS
518 // STMIN = 0.1
2cef3cb2 519 //
520 // New data
521 epsil = .001; // Tracking precision,
522 stemax = -1.; // Maximum displacement for multiple scattering
523 deemax = -.3; // Maximum fractional energy loss, DLS
fe4da5cc 524 stmin = -.8;
937fe4a4 525
b94fa26c 526 AliMedium( 1, "Air$" , 1, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin);
527 AliMedium( 2, "Cu $" , 2, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin);
528 AliMedium( 3, "C $" , 3, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin);
529 AliMedium( 4, "Pol$" , 4, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin);
530 AliMedium( 5, "G10$" , 5, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin);
43808676 531 AliMedium( 6, "PLE$" , 6, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin);
b94fa26c 532 AliMedium( 7, "CO2$" , 7, 0, isxfld, sxmgmx, 10., -.01, -.1, .01, -.01);
533 AliMedium( 8,"ALUMINA$", 8, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin);
534 AliMedium( 9,"Al Frame$",9, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin);
535 AliMedium(10, "DME-S$", 6, 1, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin);
536 AliMedium(11, "C-TRD$", 10, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin);
537 AliMedium(12, "Myl$" , 11, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin);
538 AliMedium(13, "Fre$" , 12, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin);
539 AliMedium(14, "Fre-S$", 12, 1, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin);
540 AliMedium(15, "Glass$", 13, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin);
541 AliMedium(16, "Water$", 14, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin);
d599d913 542 AliMedium(17, "STEEL$", 15, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin);
fe4da5cc 543}
544
545//_____________________________________________________________________________
68861244 546Int_t AliTOF::DistancetoPrimitive(Int_t , Int_t ) const
fe4da5cc 547{
548 //
549 // Returns distance from mouse pointer to detector, default version
550 //
551 return 9999;
552}
517b7f8f 553
554//___________________________________________
555void AliTOF::ResetHits ()
556{
557 // Reset number of clusters and the cluster array for this detector
558 AliDetector::ResetHits ();
559}
560
561//____________________________________________
562void AliTOF::ResetDigits ()
563{
564 //
565 // Reset number of digits and the digits array for this detector
566 AliDetector::ResetDigits ();
567 //
568}
d61f73d9 569//____________________________________________
570void AliTOF::ResetSDigits ()
571{
572 //
573 // Reset number of sdigits and the sdigits array for this detector
574 fNSDigits = 0;
e615b5b5 575 //fSDigits = 0x0;
d61f73d9 576 //
577}
fe4da5cc 578//_____________________________________________________________________________
579void AliTOF::Init()
580{
581 //
582 // Initialise TOF detector after it has been built
583 //
fe4da5cc 584 // Set id of TOF sensitive volume
937fe4a4 585 if (IsVersion() !=0) fIdSens=gMC->VolId("FPAD");
fe4da5cc 586 //
fe4da5cc 587}
588
2cef3cb2 589//____________________________________________________________________________
88cb7938 590void AliTOF::MakeBranch(Option_t* option)
2cef3cb2 591{
b94fa26c 592 //
593 // Initializes the Branches of the TOF inside the
594 // trees written for each event.
517b7f8f 595 // AliDetector::MakeBranch initializes just the
68861244 596 // Branch inside TreeH. Here we add the branches in
517b7f8f 597 // TreeD, TreeS and TreeR.
b94fa26c 598 //
88cb7938 599 const char *oH = strstr(option,"H");
600 if (fLoader->TreeH() && oH)
601 {
602 if (fHits == 0x0)
603 {
604 if (fTZero) fHits = new TClonesArray("AliTOFhitT0", 1000);
605 else fHits = new TClonesArray("AliTOFhit", 1000);
606 }
607 }
608
609 AliDetector::MakeBranch(option);
2cef3cb2 610
611 Int_t buffersize = 4000;
612 Char_t branchname[10];
613 sprintf(branchname,"%s",GetName());
2ab0c725 614
68861244 615 const char *oD = strstr(option,"D");
616 const char *oS = strstr(option,"S");
517b7f8f 617 const char *oR = strstr(option,"R");
68861244 618
88cb7938 619 if (fLoader->TreeD() && oD){
620 if (fDigits == 0x0) fDigits = new TClonesArray("AliTOFdigit", 1000);
621 MakeBranchInTree(fLoader->TreeD(), branchname, &fDigits,buffersize, 0) ;
2cef3cb2 622 }
68861244 623
88cb7938 624 if (fLoader->TreeS() && oS){
625 if (fSDigits == 0x0) fSDigits = new TClonesArray("AliTOFSDigit", 1000);
626 MakeBranchInTree(fLoader->TreeS(), branchname, &fSDigits,buffersize, 0) ;
68861244 627 }
628
88cb7938 629 if (fReconParticles && fLoader->TreeR() && oR){
630 MakeBranchInTree(fLoader->TreeR(), branchname, &fReconParticles,buffersize, 0) ;
517b7f8f 631 }
68861244 632}
633
634//____________________________________________________________________________
635void AliTOF::Makehits(Bool_t hits)
636{
637// default argument used, see AliTOF.h
638// Enable/Disable the writing of the TOF-hits branch
639// on TreeH
640// by default : enabled for TOFv1, v2, v3, v4
641// disabled for TOFv0
642//
643 if (hits && (IsVersion()!=0))
644 fIdSens = gMC->VolId("FPAD");
645 else
646 cout << "Option for writing the TOF-hits branch on TreeH: disabled" << endl;
2cef3cb2 647}
648
649//____________________________________________________________________________
650void AliTOF::FinishEvent()
651{
68861244 652// do nothing
2cef3cb2 653}
654
2ab0c725 655//___________________________________________
656void AliTOF::SDigits2Digits()
657{
658//
517b7f8f 659// Generate digits performing merging
2ab0c725 660//
517b7f8f 661 /*
2ab0c725 662 int nparticles = gAlice->GetNtrack();
663 cout << "Particles :" <<nparticles<<endl;
664 if (nparticles > 0 ) {
517b7f8f 665
68861244 666 AliTOF::Hits2Digits();
517b7f8f 667
2ab0c725 668 }
517b7f8f 669 */
670 cout<<"AliTOF::SDigits2Digits"<<endl;
671 if (fMerger) {
672 fMerger->Init();
673 cout<<"AliTOF::SDigits2Digits Init"<<endl;
674 fMerger->Digitise();
675 cout<<"AliTOF::SDigits2Digits Digitise() "<<endl;
676 }
677}
678
679//---------------------------------------------------------------------
680void AliTOF::SetMerger(AliTOFMerger* merger)
681{
682// Set pointer to merger
683 fMerger = merger;
684}
685
686//---------------------------------------------------------------------
687AliTOFMerger* AliTOF::Merger()
688{
689// Return pointer to merger
690 return fMerger;
2ab0c725 691}
2cef3cb2 692
517b7f8f 693//---------------------------------------------------------------------
517b7f8f 694void AliTOF::Hits2SDigits()
695{
696//
697// Use the TOF SDigitizer to make TOF SDigits
698//
d61f73d9 699
f540341d 700// cout<<"AliTOF::Hits2SDigits> start...\n";
68861244 701
be385a87 702 AliRunLoader * rl = fLoader->GetRunLoader();
703 AliTOFSDigitizer sd((rl->GetFileName()).Data());
f540341d 704 if (GetDebug()) sd.Print("");
68861244 705
be385a87 706 sd.Exec("") ;
d61f73d9 707
708}
709
710//---------------------------------------------------------------------
711void AliTOF::Hits2SDigits(Int_t evNumber1, Int_t evNumber2)
712{
713//
714// Use the TOF SDigitizer to make TOF SDigits
715//
716
717 if ((evNumber2-evNumber1)==1)
718 cout << "<AliTOF::Hits2SDigits>: I am making sdigits for the " << evNumber1 << "th event \n";
719 else if ((evNumber2-evNumber1)>1)
720 cout << "<AliTOF::Hits2SDigits>: I am making sdigits for the events from the "
721 << evNumber1 << "th to the " << evNumber2-1 << "th \n";
722
be385a87 723 AliRunLoader * rl = fLoader->GetRunLoader();
724 AliTOFSDigitizer sd((rl->GetFileName()).Data(),evNumber1,evNumber2) ;
f540341d 725 if (GetDebug()) sd.Print("");
68861244 726
be385a87 727 sd.Exec("") ;
d61f73d9 728
2cef3cb2 729}
d61f73d9 730
2cef3cb2 731//___________________________________________________________________________
c92eb8ad 732AliDigitizer* AliTOF::CreateDigitizer(AliRunDigitizer* manager) const
85a5290f 733{
734 return new AliTOFDigitizer(manager);
735}
736
737//___________________________________________________________________________
2cef3cb2 738Bool_t AliTOF::CheckOverlap(Int_t* vol, Float_t* digit,Int_t Track)
b94fa26c 739{
2cef3cb2 740//
741// Checks if 2 or more hits belong to the same pad.
742// In this case the data assigned to the digit object
743// are the ones of the first hit in order of Time.
517b7f8f 744// 2 hits from the same track on the same pad are collected.
745// Called only by Hits2SDigits.
746// This procedure has to be optimized in the next TOF release.
2cef3cb2 747//
b94fa26c 748
517b7f8f 749 Bool_t overlap = kFALSE;
2cef3cb2 750 Int_t vol2[5];
751
517b7f8f 752 for (Int_t ndig=0; ndig<fSDigits->GetEntries(); ndig++){
753 AliTOFdigit* currentDigit = (AliTOFdigit*)(fSDigits->UncheckedAt(ndig));
2cef3cb2 754 currentDigit->GetLocation(vol2);
517b7f8f 755 Bool_t idem= kTRUE;
756 // check on digit volume
2cef3cb2 757 for (Int_t i=0;i<=4;i++){
517b7f8f 758 if (!idem) break;
759 if (vol[i]!=vol2[i]) idem=kFALSE;}
760
761 if (idem){ // same pad fired
b94fa26c 762 Float_t tdc2 = digit[0];
763 Float_t tdc1 = currentDigit->GetTdc();
517b7f8f 764
765 // we separate two digits on the same pad if
766 // they are separated in time by at least 25 ns
767 // remember that tdc time is given in ps
768
769 if (TMath::Abs(tdc1-tdc2)<25000){
770 // in case of overlap we take the earliest
771 if (tdc1>tdc2){
772 currentDigit->SetTdc(tdc2);
773 currentDigit->SetAdc(digit[1]);
774 }
775 else {
776 currentDigit->SetTdc(tdc1);
777 currentDigit->SetAdc(digit[1]);
778 }
779 currentDigit->AddTrack(Track); // add track number in the track array
517b7f8f 780 overlap = kTRUE;
f3de6e9e 781 return overlap;
782 } else
783 overlap= kFALSE;
517b7f8f 784
785 } // close if (idem) -> two digits on the same TOF pad
786
787 } // end loop on existing sdigits
788
b94fa26c 789 return overlap;
2cef3cb2 790}
791
792
793//____________________________________________________________________________
7e6dce66 794void AliTOF::Digits2Raw()
b94fa26c 795{
2cef3cb2 796//
7e6dce66 797// Starting from the TOF digits, writes the Raw Data objects
2cef3cb2 798//
799
7e6dce66 800 fLoader->LoadDigits();
2cef3cb2 801
7e6dce66 802 TTree* digits = fLoader->TreeD();
803 if (!digits) {
804 Error("Digits2Raw", "no digits tree");
805 return;
806 }
2cef3cb2 807
7e6dce66 808 AliTOFDDLRawData rawWriter;
809 rawWriter.SetVerbose(0);
2cef3cb2 810
7e6dce66 811 Info("Digits2Raw", "Formatting raw data for TOF");
812 digits->GetEvent(0);
813 rawWriter.RawDataTOF(digits->GetBranch("TOF"));
2cef3cb2 814
7e6dce66 815 fLoader->UnloadDigits();
816
817}
55991c8b 818////////////////////////////////////////////////////////////////////////
819void AliTOF::RecreateSDigitsArray() {
820//
821// delete TClonesArray fSDigits and create it again
822// needed for backward compatability with PPR test production
823//
824 delete fSDigits;
825 fSDigits = new TClonesArray("AliTOFSDigit", 1000);
826}
827////////////////////////////////////////////////////////////////////////
828void AliTOF::CreateSDigitsArray() {
829//
830// create TClonesArray fSDigits
831// needed for backward compatability with PPR test production
832//
833 fSDigits = new TClonesArray("AliTOFSDigit", 1000);
834}
596a855f 835