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dc7ca31d 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// T0 (T-Zero) Detector //
21// This class contains the base procedures for the T0 //
22// detector //
23// //
24//Begin_Html
25/*
26<img src="gif/AliT0Class.gif">
27</pre>
28<br clear=left>
29<font size=+2 color=red>
30<p>The responsible person for this module is
31<a href="mailto:Alla.Maevskaia@cern.ch">Alla Maevskaia</a>.
32</font>
33<pre>
34*/
35//End_Html
36// //
37// //
38///////////////////////////////////////////////////////////////////////////////
39
94249139 40//#include <Riostream.h>
dc7ca31d 41
94249139 42//#include <TFile.h>
dc7ca31d 43#include <TGeometry.h>
94249139 44//#include <TMath.h>
dc7ca31d 45#include <TNode.h>
94249139 46//#include <TParticle.h>
47//#include <TRandom.h>
dc7ca31d 48#include <TTUBE.h>
94249139 49//#include <TVirtualMC.h>
dc7ca31d 50
51#include "AliLog.h"
52#include "AliMC.h"
53#include "AliLoader.h"
54#include "AliRun.h"
55#include "TClonesArray.h"
56#include "AliT0.h"
94249139 57//#include "AliT0Loader.h"
dc7ca31d 58#include "AliT0digit.h"
59#include "AliT0hit.h"
60#include "AliT0Digitizer.h"
61#include "AliT0RawData.h"
62#include "AliT0RecPoint.h"
94249139 63//#include "AliT0Parameters.h"
dc7ca31d 64#include "AliLog.h"
65
66ClassImp(AliT0)
67
68 //static AliT0digit *digits;
69
70//_____________________________________________________________________________
71AliT0::AliT0()
72 : AliDetector(), fIdSens(0), fDigits(NULL), fRecPoints(NULL)
73{
74 //
75 // Default constructor for class AliT0
76 //
77 fIshunt = 1;
78 fHits = 0;
79 fDigits = 0;
80 fRecPoints = 0;
81}
82
83//_____________________________________________________________________________
84AliT0::AliT0(const char *name, const char *title)
85 : AliDetector(name,title), fIdSens(0), fDigits(new AliT0digit()), fRecPoints(new AliT0RecPoint())
86{
87 //
88 // Standard constructor for T0 Detector
89 //
90
91
92 //
93 // Initialise Hit array
94 fHits = new TClonesArray("AliT0hit", 405);
95 gAlice->GetMCApp()->AddHitList(fHits);
96 // fDigits = new AliT0digit();
97 // fRecPoints = new AliT0RecPoint();
98 fIshunt = 1;
99 // fIdSens = 0;
100 //PH SetMarkerColor(kRed);
101}
102
103//_____________________________________________________________________________
104AliT0::~AliT0() {
105
94249139 106 //destructor
dc7ca31d 107 if (fHits) {
108 fHits->Delete();
109 delete fHits;
110 }
111 /*
112 if (fDigits) {
113 fDigits->Delete();
114 delete fDigits;
115 cout<<" delete fDigits; "<<endl;
116 }
117 if (fRecPoints) {
118 fRecPoints ->Delete();
119 delete fRecPoints;
120 cout<<" delete fRecPoints; "<<endl;
121 }
122 */
123}
124
125//_____________________________________________________________________________
126void AliT0::AddHit(Int_t track, Int_t *vol, Float_t *hits)
127{
128 //
129 // Add a T0 hit
130 //
131 TClonesArray &lhits = *fHits;
132 new(lhits[fNhits++]) AliT0hit(fIshunt,track,vol,hits);
133}
134
135
136//_____________________________________________________________________________
137
138void AliT0::AddDigit(Int_t besttimeright, Int_t besttimeleft, Int_t meantime,
740f0839 139 Int_t timediff, Int_t sumMult, Int_t refpoint,
c41ceaac 140 TArrayI *timeCFD, TArrayI *qt0, TArrayI *timeLED, TArrayI *qt1)
dc7ca31d 141{
142
143 // Add a T0 digit to the list.
144 //
145
146 if (!fDigits) {
147 fDigits = new AliT0digit();
148 }
c41ceaac 149 fDigits-> SetTimeBestA(besttimeright);
150 fDigits->SetTimeBestC(besttimeleft);
dc7ca31d 151 fDigits-> SetMeanTime(meantime);
152 fDigits-> SetDiffTime(timediff);
153 fDigits-> SetSumMult(sumMult);
c41ceaac 154 fDigits->SetTimeCFD(*timeCFD);
155 fDigits->SetTimeLED(*timeLED);
156 fDigits->SetQT0(*qt0);
157 fDigits->SetQT1(*qt1);
740f0839 158 fDigits->SetRefPoint(refpoint);
dc7ca31d 159}
160
161
162//_____________________________________________________________________________
163void AliT0::BuildGeometry()
164{
165 //
166 // Build simple ROOT TNode geometry for event display
167 //
168 TNode *node, *top;
169 const int kColorT0 = 19;
170
171 top=gAlice->GetGeometry()->GetNode("alice");
172
173 // T0 define the different volumes
174 new TRotMatrix("rotx999","rot999", 90,0,90,90,180,0);
175
176 new TTUBE("S_0ST1","T0 volume 1","void",5.,10.7,5.3);
177 top->cd();
178 node = new TNode("0ST1","0ST01","S_0ST1",0,0,-69.7,"");
179 node->SetLineColor(kColorT0);
180 fNodes->Add(node);
181
182 new TTUBE("S_0ST2","T0 volume 2","void",5.,10.7,5.3);
183 top->cd();
184 node = new TNode("0ST2","0ST2","S_0ST2",0,0,350,"rotx999");
185 node->SetLineColor(kColorT0);
186 fNodes->Add(node);
187}
188
189//_____________________________________________________________________________
190Int_t AliT0::DistanceToPrimitive(Int_t /*px*/, Int_t /*py*/)
191{
192 //
193 // Calculate the distance from the mouse to the T0 on the screen
194 // Dummy routine
195 //
196 return 9999;
197}
198
199//-------------------------------------------------------------------------
200void AliT0::Init()
201{
202 //
203 // Initialis the T0 after it has been built
204 Int_t i;
205 //
206 if(AliLog::GetGlobalDebugLevel()>0) {
207 printf("\n%s: ",ClassName());
208 for(i=0;i<35;i++) printf("*");
209 printf(" T0_INIT ");
210 for(i=0;i<35;i++) printf("*");
211 printf("\n%s: ",ClassName());
212 //
213 // Here the T0 initialisation code (if any!)
214 for(i=0;i<80;i++) printf("*");
215 printf("\n");
216 }
217}
218
219//---------------------------------------------------------------------------
220void AliT0::MakeBranch(Option_t* option)
221{
222 //
223// Create Tree branches for the T0.
224
225 // Options:
226 //
227 // H Make a branch of TClonesArray of AliT0Hit's
228 // D Make a branch of TClonesArray of AliT0Digit's
229 //
230 // R Make a branch of AliT0RecPoints
231 //
232 char branchname[20];
233 sprintf(branchname,"%s",GetName());
234
235 const char *cH = strstr(option,"H");
236 const char *cD = strstr(option,"D");
237 const char *cR = strstr(option,"R");
238
239 if (cH && fLoader->TreeH())
240 {
241 if (fHits == 0x0) fHits = new TClonesArray("AliT0hit", 405);
242 AliDetector::MakeBranch(option);
243 }
244
245
246 if (cD && fLoader->TreeD())
247 {
248 if (fDigits == 0x0) fDigits = new AliT0digit();
249 // MakeBranchInTree(fLoader->TreeD(), branchname,
250 // &fDigits, 405, 0);
251 fLoader->TreeD()->Branch(branchname,"AliT0digit",&fDigits,405,1);
252 // fLoader->TreeD()->Print();
253 }
254 if (cR && fLoader->TreeR())
255 {
256 if (fRecPoints == 0x0) fRecPoints = new AliT0RecPoint();
257 MakeBranchInTree(fLoader->TreeR(), branchname,
258 &fRecPoints, 405, 0);
259 }
260
261}
262
263//_____________________________________________________________________________
264void AliT0::ResetHits()
265{
94249139 266 //
267 //reset hits
268 //
dc7ca31d 269 AliDetector::ResetHits();
270
271}
272//____________________________________________________________________
273void AliT0::ResetDigits()
274{
275 //
276 // Reset number of digits and the digits array for this detector
277 //
278 if (fDigits) fDigits->Clear();
279}
280
281//_____________________________________________________________________________
282void AliT0::SetTreeAddress()
283{
284
285 TTree *treeH;
286 treeH = TreeH();
287
288 if (treeH)
289 {
290 if (fHits == 0x0) fHits = new TClonesArray("AliT0hit", 405);
291 }
292
293 AliDetector::SetTreeAddress();
294 TTree *treeD = fLoader->TreeD();
295 if (treeD) {
296 if (fDigits == 0x0) fDigits = new AliT0digit();
297 TBranch* branch = treeD->GetBranch ("T0");
298 if (branch) branch->SetAddress(&fDigits);
299 }
300
301 TTree *treeR = fLoader->TreeR();
302 if (treeR) {
303 if (fRecPoints == 0x0) fRecPoints = new AliT0RecPoint() ;
304 TBranch* branch = treeR->GetBranch ("T0");
305 if (branch) branch->SetAddress(&fRecPoints);
306 }
307
308}
309
310
311//_____________________________________________________________________________
312void AliT0::MakeBranchInTreeD(TTree *treeD, const char *file)
313{
314 //
315 // Create TreeD branches for the FMD
316 //
317 const Int_t kBufferSize = 4000;
318 char branchname[20];
319 sprintf(branchname,"%s",GetName());
320 if(treeD)
321 {
322 MakeBranchInTree(treeD, branchname,&fDigits, kBufferSize, file);
323 }
324}
325
326//_____________________________________________________________________________
327AliDigitizer* AliT0::CreateDigitizer(AliRunDigitizer* manager) const
328{
329 return new AliT0Digitizer(manager);
330}
331//____________________________________________________________________________
332void AliT0::Digits2Raw()
333{
334//
335// Starting from the T0 digits, writes the Raw Data objects
336//
337// AliT0Loader* pStartLoader = (AliT0Loader*)fLoader;
338 fLoader ->LoadDigits("read");
339 TTree* treeD = fLoader->TreeD();
340 if (!treeD) {
341 AliError("no digits tree");
342 return;
343 }
344 if (fDigits == 0x0) fDigits = new AliT0digit();
345
346 TBranch *branch = treeD->GetBranch("T0");
347 if (branch) {
348 branch->SetAddress(&fDigits);
349 }else{
350 AliError("Branch T0 DIGIT not found");
351 exit(111);
352 }
353 AliT0RawData rawWriter;
354 rawWriter.SetVerbose(0);
355
356 AliDebug(2,Form(" Formatting raw data for T0 "));
357 branch->GetEntry(0);
358 // rawWriter.RawDataT0(treeD->GetBranch("T0"));
359 rawWriter.RawDataT0(fDigits);
360
361
362 fLoader->UnloadDigits();
363
364}
e0bba6cc 365
366//____________________________________________________________________________
367void AliT0::Raw2Digits(AliRawReader *rawReader,TTree* digitsTree)
368{
369
370 //T0 raw data-> digits conversion
371 // reconstruct time information from raw data
372 // cout<<" AliT0::Raw2Digits(AliRawReader *rawReader,TTree* digitsTree) "<<
373 // rawReader<<" "<<digitsTree<<endl;
374
375
376 // AliT0RawReader myrawreader(rawReader,digitsTree);
377 AliT0RawReader myrawreader(rawReader);
378 if (!myrawreader.Next())
379 AliDebug(1,Form(" no raw data found!! %i", myrawreader.Next()));
380 Int_t allData[110][5];
381 for (Int_t i=0; i<110; i++) {
382 allData[i][0]=myrawreader.GetData(i,0);
383 }
384
385
386 AliT0digit* fDigits = new AliT0digit();
387 digitsTree->Branch("T0","AliT0digit",&fDigits,405,1);
388
389
390 TArrayI *timeLED = new TArrayI(24);
391 TArrayI * timeCFD = new TArrayI(24);
392 TArrayI *chargeQT0 = new TArrayI(24);
393 TArrayI *chargeQT1 = new TArrayI(24);
394
395 for (Int_t in=0; in<24; in++)
396 {
397 timeLED->AddAt(allData[in+1][0],in);
398 timeCFD->AddAt(allData[in+25][0],in);
399 chargeQT0->AddAt(allData[in+55][0],in);
400 chargeQT1->AddAt(allData[in+79][0],in);
401 AliDebug(2, Form(" readed Raw %i %i %i %i %i", in, timeLED->At(in),timeCFD->At(in),chargeQT0->At(in),chargeQT1->At(in)));
402 }
403
c41ceaac 404 fDigits->SetTimeCFD(*timeCFD);
405 fDigits->SetQT0(*chargeQT1);
e0bba6cc 406
c41ceaac 407 fDigits->SetTimeLED(*timeLED);
408 fDigits->SetQT1(*chargeQT1);
e0bba6cc 409
410 fDigits->SetMeanTime(allData[49][0]);
411 fDigits->SetDiffTime(allData[50][0]);
c41ceaac 412 fDigits->SetTimeBestA(allData[51][0]);
413 fDigits->SetTimeBestC(allData[52][0]);
e0bba6cc 414 digitsTree->Fill();
415 fDigits->Write();
416
417 delete timeCFD ;
418 delete chargeQT0;
419 delete timeLED ;
420 delete chargeQT1;
421
422
423}