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b0f5e3fc 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 **************************************************************************/
5c5273c2 15
88cb7938 16/* $Id$ */
b0f5e3fc 17
4ae5bbc4 18#include <Riostream.h>
b0f5e3fc 19#include <stdlib.h>
20#include <stdio.h>
1ca7869b 21#include <string.h>
22
ece86d9a 23#include <TCanvas.h>
24#include <TF1.h>
1ca7869b 25#include <TH1.h>
26#include <TFile.h>
e939a978 27#include <TRandom.h>
a1e17193 28#include <TROOT.h>
e8189707 29#include "AliITS.h"
e8189707 30#include "AliITSMapA2.h"
e8189707 31#include "AliITSRawData.h"
f77f13c8 32#include "AliITSdigitSPD.h"
33#include "AliITSetfSDD.h"
f77f13c8 34#include "AliITSmodule.h"
35#include "AliITSpList.h"
c7a4dac0 36#include "AliITSresponseSDD.h"
fcf95fc7 37#include "AliITSCalibrationSDD.h"
f77f13c8 38#include "AliITSsegmentationSDD.h"
1ca7869b 39#include "AliITSsimulationSDD.h"
f77f13c8 40#include "AliLog.h"
41#include "AliRun.h"
b0f5e3fc 42
b0f5e3fc 43ClassImp(AliITSsimulationSDD)
44////////////////////////////////////////////////////////////////////////
8ba39da9 45// Version: 0 //
46// Written by Piergiorgio Cerello //
47// November 23 1999 //
48// //
49// AliITSsimulationSDD is the simulation of SDDs. //
50////////////////////////////////////////////////////////////////////////
51
52//______________________________________________________________________
aacedc3e 53Int_t power(Int_t b, Int_t e) {
54 // compute b to the e power, where both b and e are Int_ts.
55 Int_t power = 1,i;
3d2c9d72 56
aacedc3e 57 for(i=0; i<e; i++) power *= b;
58 return power;
8a33ae9e 59}
60//______________________________________________________________________
b0f5e3fc 61void FastFourierTransform(AliITSetfSDD *alisddetf,Double_t *real,
62 Double_t *imag,Int_t direction) {
aacedc3e 63 // Do a Fast Fourier Transform
64
65 Int_t samples = alisddetf->GetSamples();
66 Int_t l = (Int_t) ((log((Float_t) samples)/log(2.))+0.5);
67 Int_t m1 = samples;
68 Int_t m = samples/2;
69 Int_t m2 = samples/m1;
70 Int_t i,j,k;
71 for(i=1; i<=l; i++) {
72 for(j=0; j<samples; j += m1) {
73 Int_t p = 0;
74 for(k=j; k<= j+m-1; k++) {
75 Double_t wsr = alisddetf->GetWeightReal(p);
76 Double_t wsi = alisddetf->GetWeightImag(p);
77 if(direction == -1) wsi = -wsi;
78 Double_t xr = *(real+k+m);
79 Double_t xi = *(imag+k+m);
80 *(real+k+m) = wsr*(*(real+k)-xr) - wsi*(*(imag+k)-xi);
81 *(imag+k+m) = wsr*(*(imag+k)-xi) + wsi*(*(real+k)-xr);
82 *(real+k) += xr;
83 *(imag+k) += xi;
84 p += m2;
85 } // end for k
86 } // end for j
87 m1 = m;
88 m /= 2;
89 m2 += m2;
3d2c9d72 90 } // end for i
aacedc3e 91
92 for(j=0; j<samples; j++) {
93 Int_t j1 = j;
94 Int_t p = 0;
95 Int_t i1;
96 for(i1=1; i1<=l; i1++) {
97 Int_t j2 = j1;
98 j1 /= 2;
99 p = p + p + j2 - j1 - j1;
100 } // end for i1
101 if(p >= j) {
102 Double_t xr = *(real+j);
103 Double_t xi = *(imag+j);
104 *(real+j) = *(real+p);
105 *(imag+j) = *(imag+p);
106 *(real+p) = xr;
107 *(imag+p) = xi;
108 } // end if p>=j
109 } // end for j
110 if(direction == -1) {
111 for(i=0; i<samples; i++) {
112 *(real+i) /= samples;
113 *(imag+i) /= samples;
114 } // end for i
115 } // end if direction == -1
116 return;
b0f5e3fc 117}
8a33ae9e 118//______________________________________________________________________
aacedc3e 119AliITSsimulationSDD::AliITSsimulationSDD():
120AliITSsimulation(),
121fITS(0),
122fHitMap2(0),
123fHitSigMap2(0),
124fHitNoiMap2(0),
125fStream(0),
126fElectronics(0),
127fInZR(0),
128fInZI(0),
129fOutZR(0),
130fOutZI(0),
131fAnodeFire(0),
132fHis(0),
133fD(),
134fT1(),
7537d03c 135fT2(),
aacedc3e 136fTol(),
aacedc3e 137fTreeB(0),
7537d03c 138fParam(0),
aacedc3e 139fFileName(),
140fFlag(kFALSE),
141fCheckNoise(kFALSE),
142fCrosstalkFlag(kFALSE),
143fDoFFT(1),
144fNofMaps(0),
145fMaxNofSamples(0),
146fScaleSize(0){
147 // Default constructor
148 SetScaleFourier();
149 SetPerpendTracksFlag();
150 SetCrosstalkFlag();
151 SetDoFFT();
152 SetCheckNoise();
b0f5e3fc 153}
8a33ae9e 154//______________________________________________________________________
7537d03c 155AliITSsimulationSDD::AliITSsimulationSDD(const AliITSsimulationSDD &source) :
156 AliITSsimulation(source),
157fITS(source.fITS),
158fHitMap2(source.fHitMap2),
159fHitSigMap2(source.fHitSigMap2),
160fHitNoiMap2(source.fHitNoiMap2),
161fStream(source.fStream),
162fElectronics(source.fElectronics),
163fInZR(source.fInZR),
164fInZI(source.fInZI),
165fOutZR(source.fOutZR),
166fOutZI(source.fOutZI),
167fAnodeFire(source.fAnodeFire),
168fHis(source.fHis),
169fD(source.fD),
170fT1(source.fT1),
171fT2(source.fT2),
172fTol(source.fTol),
173fTreeB(source.fTreeB),
174fParam(source.fParam),
175fFileName(source.fFileName),
176fFlag(source.fFlag),
177fCheckNoise(source.fCheckNoise),
178fCrosstalkFlag(source.fCrosstalkFlag),
179fDoFFT(source.fDoFFT),
180fNofMaps(source.fNofMaps),
181fMaxNofSamples(source.fMaxNofSamples),
182fScaleSize(source.fScaleSize){
aacedc3e 183 // Copy constructor to satify Coding roules only.
8a33ae9e 184
b0f5e3fc 185}
8a33ae9e 186//______________________________________________________________________
d2f55a22 187AliITSsimulationSDD& AliITSsimulationSDD::operator=(const AliITSsimulationSDD &src){
188 // Assignment operator to satify Coding roules only.
189
190 if(this==&src) return *this;
191 Error("AliITSsimulationSDD","Not allowed to make a = with "
192 "AliITSsimulationSDD Using default creater instead");
193 return *this ;
194}
195//______________________________________________________________________
5402d9ca 196AliITSsimulation& AliITSsimulationSDD::operator=(const AliITSsimulation &src){
aacedc3e 197 // Assignment operator to satify Coding roules only.
8a33ae9e 198
aacedc3e 199 if(this==&src) return *this;
200 Error("AliITSsimulationSSD","Not allowed to make a = with "
201 "AliITSsimulationSDD Using default creater instead");
202 return *this ;
b0f5e3fc 203}
d2f55a22 204
8a33ae9e 205//______________________________________________________________________
8ba39da9 206AliITSsimulationSDD::AliITSsimulationSDD(AliITSDetTypeSim* dettyp):
207AliITSsimulation(dettyp),
aacedc3e 208fITS(0),
209fHitMap2(0),
210fHitSigMap2(0),
211fHitNoiMap2(0),
212fStream(0),
213fElectronics(0),
214fInZR(0),
215fInZI(0),
216fOutZR(0),
217fOutZI(0),
218fAnodeFire(0),
219fHis(0),
220fD(),
221fT1(),
f45f6658 222fT2(),
aacedc3e 223fTol(),
aacedc3e 224fTreeB(0),
f45f6658 225fParam(),
aacedc3e 226fFileName(),
227fFlag(kFALSE),
228fCheckNoise(kFALSE),
229fCrosstalkFlag(kFALSE),
230fDoFFT(1),
231fNofMaps(0),
232fMaxNofSamples(0),
233fScaleSize(0){
f45f6658 234 // Default Constructor
235 Init();
c7a4dac0 236}
237//______________________________________________________________________
aacedc3e 238void AliITSsimulationSDD::Init(){
239 // Standard Constructor
240
241 SetScaleFourier();
242 SetPerpendTracksFlag();
243 SetCrosstalkFlag();
244 SetDoFFT();
245 SetCheckNoise();
246
8ba39da9 247 AliITSsegmentationSDD* seg = (AliITSsegmentationSDD*)GetSegmentationModel(1);
248
f45f6658 249 AliITSresponseSDD* res = (AliITSresponseSDD*)fDetType->GetResponse(1);
8ba39da9 250 fpList = new AliITSpList( seg->Npz(),
251 fScaleSize*seg->Npx() );
252 fHitSigMap2 = new AliITSMapA2(seg,fScaleSize,1);
253 fHitNoiMap2 = new AliITSMapA2(seg,fScaleSize,1);
aacedc3e 254 fHitMap2 = fHitSigMap2;
255
8ba39da9 256 fNofMaps = seg->Npz();
257 fMaxNofSamples = seg->Npx();
aacedc3e 258 fAnodeFire = new Bool_t [fNofMaps];
43217ad9 259
8ba39da9 260 Float_t sddLength = seg->Dx();
261 Float_t sddWidth = seg->Dz();
aacedc3e 262
263 Int_t dummy = 0;
8ba39da9 264 Float_t anodePitch = seg->Dpz(dummy);
265 Double_t timeStep = (Double_t)seg->Dpx(dummy);
f45f6658 266 Float_t driftSpeed = res->DriftSpeed();
aacedc3e 267
268 if(anodePitch*(fNofMaps/2) > sddWidth) {
269 Warning("AliITSsimulationSDD",
270 "Too many anodes %d or too big pitch %f \n",
271 fNofMaps/2,anodePitch);
272 } // end if
b0f5e3fc 273
aacedc3e 274 if(timeStep*fMaxNofSamples < sddLength/driftSpeed) {
275 Error("AliITSsimulationSDD",
276 "Time Interval > Allowed Time Interval: exit\n");
277 return;
278 } // end if
b0f5e3fc 279
aacedc3e 280 fElectronics = new AliITSetfSDD(timeStep/fScaleSize,
f45f6658 281 res->Electronics());
b0f5e3fc 282
aacedc3e 283 char opt1[20], opt2[20];
f45f6658 284 res->ParamOptions(opt1,opt2);
aacedc3e 285 fParam = opt2;
aacedc3e 286
f45f6658 287 const char *kopt=res->ZeroSuppOption();
288 fD.Set(fNofMaps);
289 fT1.Set(fNofMaps);
290 fT2.Set(fNofMaps);
291 fTol.Set(fNofMaps);
292
8ba39da9 293 Bool_t write = res->OutputOption();
aacedc3e 294 if(write && strstr(kopt,"2D")) MakeTreeB();
f45f6658 295
aacedc3e 296 fITS = (AliITS*)gAlice->GetModule("ITS");
297 Int_t size = fNofMaps*fMaxNofSamples;
298 fStream = new AliITSInStream(size);
299
300 fInZR = new Double_t [fScaleSize*fMaxNofSamples];
301 fInZI = new Double_t [fScaleSize*fMaxNofSamples];
302 fOutZR = new Double_t [fScaleSize*fMaxNofSamples];
303 fOutZI = new Double_t [fScaleSize*fMaxNofSamples];
b0f5e3fc 304}
8a33ae9e 305//______________________________________________________________________
b0f5e3fc 306AliITSsimulationSDD::~AliITSsimulationSDD() {
aacedc3e 307 // destructor
308
309 // delete fpList;
310 delete fHitSigMap2;
311 delete fHitNoiMap2;
312 delete fStream;
313 delete fElectronics;
314
315 fITS = 0;
316
317 if (fHis) {
318 fHis->Delete();
319 delete fHis;
320 } // end if fHis
321 if(fTreeB) delete fTreeB;
322 if(fInZR) delete [] fInZR;
323 if(fInZI) delete [] fInZI;
324 if(fOutZR) delete [] fOutZR;
325 if(fOutZI) delete [] fOutZI;
326 if(fAnodeFire) delete [] fAnodeFire;
b0f5e3fc 327}
8a33ae9e 328//______________________________________________________________________
50d05d7b 329void AliITSsimulationSDD::InitSimulationModule( Int_t module, Int_t event ) {
aacedc3e 330 // create maps to build the lists of tracks for each summable digit
331 fModule = module;
332 fEvent = event;
333 ClearMaps();
334 memset(fAnodeFire,0,sizeof(Bool_t)*fNofMaps);
50d05d7b 335}
336//______________________________________________________________________
337void AliITSsimulationSDD::ClearMaps() {
aacedc3e 338 // clear maps
339 fpList->ClearMap();
340 fHitSigMap2->ClearMap();
341 fHitNoiMap2->ClearMap();
50d05d7b 342}
343//______________________________________________________________________
aacedc3e 344void AliITSsimulationSDD::SDigitiseModule(AliITSmodule *mod,Int_t md,Int_t ev){
345 // digitize module using the "slow" detector simulator creating
346 // summable digits.
347
348 TObjArray *fHits = mod->GetHits();
349 Int_t nhits = fHits->GetEntriesFast();
350 if( !nhits ) return;
351
352 InitSimulationModule( md, ev );
353 HitsToAnalogDigits( mod );
8ba39da9 354 ChargeToSignal( fModule,kFALSE ); // - Process signal without add noise
aacedc3e 355 fHitMap2 = fHitNoiMap2; // - Swap to noise map
8ba39da9 356 ChargeToSignal( fModule,kTRUE ); // - Process only noise
aacedc3e 357 fHitMap2 = fHitSigMap2; // - Return to signal map
358 WriteSDigits();
359 ClearMaps();
50d05d7b 360}
361//______________________________________________________________________
aacedc3e 362Bool_t AliITSsimulationSDD::AddSDigitsToModule(TClonesArray *pItemArray,
363 Int_t mask ) {
364 // Add Summable digits to module maps.
f45f6658 365 AliITSresponseSDD* res = (AliITSresponseSDD*)fDetType->GetResponse(1);
aacedc3e 366 Int_t nItems = pItemArray->GetEntries();
f45f6658 367 Double_t maxadc = res->MaxAdc();
aacedc3e 368 Bool_t sig = kFALSE;
48058160 369
aacedc3e 370 // cout << "Adding "<< nItems <<" SDigits to module " << fModule << endl;
371 for( Int_t i=0; i<nItems; i++ ) {
372 AliITSpListItem * pItem = (AliITSpListItem *)(pItemArray->At( i ));
373 if( pItem->GetModule() != fModule ) {
374 Error( "AliITSsimulationSDD","Error reading, SDigits module "
375 "%d != current module %d: exit",
376 pItem->GetModule(), fModule );
377 return sig;
378 } // end if
379
380 if(pItem->GetSignal()>0.0 ) sig = kTRUE;
43217ad9 381
aacedc3e 382 fpList->AddItemTo( mask, pItem ); // Add SignalAfterElect + noise
383 AliITSpListItem * pItem2 = fpList->GetpListItem( pItem->GetIndex() );
384 Double_t sigAE = pItem2->GetSignalAfterElect();
385 if( sigAE >= maxadc ) sigAE = maxadc-1; // avoid overflow signal
386 Int_t ia;
387 Int_t it;
388 fpList->GetMapIndex( pItem->GetIndex(), ia, it );
389 fHitMap2->SetHit( ia, it, sigAE );
390 fAnodeFire[ia] = kTRUE;
391 }
392 return sig;
48058160 393}
50d05d7b 394//______________________________________________________________________
395void AliITSsimulationSDD::FinishSDigitiseModule() {
aacedc3e 396 // digitize module using the "slow" detector simulator from
397 // the sum of summable digits.
398 FinishDigits() ;
399 ClearMaps();
c7a4dac0 400}
401//______________________________________________________________________
b0f5e3fc 402void AliITSsimulationSDD::DigitiseModule(AliITSmodule *mod,Int_t md,Int_t ev){
aacedc3e 403 // create maps to build the lists of tracks for each digit
b0f5e3fc 404
aacedc3e 405 TObjArray *fHits = mod->GetHits();
406 Int_t nhits = fHits->GetEntriesFast();
8a33ae9e 407
aacedc3e 408 InitSimulationModule( md, ev );
50d05d7b 409
aacedc3e 410 if( !nhits && fCheckNoise ) {
8ba39da9 411 ChargeToSignal( fModule,kTRUE ); // process noise
aacedc3e 412 GetNoise();
413 ClearMaps();
414 return;
415 } else
416 if( !nhits ) return;
48058160 417
aacedc3e 418 HitsToAnalogDigits( mod );
8ba39da9 419 ChargeToSignal( fModule,kTRUE ); // process signal + noise
aacedc3e 420
421 for( Int_t i=0; i<fNofMaps; i++ ) {
422 for( Int_t j=0; j<fMaxNofSamples; j++ ) {
423 Int_t jdx = j*fScaleSize;
424 Int_t index = fpList->GetHitIndex( i, j );
425 AliITSpListItem pItemTmp2( fModule, index, 0. );
426 // put the fScaleSize analog digits in only one
427 for( Int_t ik=0; ik<fScaleSize; ik++ ) {
428 AliITSpListItem *pItemTmp = fpList->GetpListItem( i, jdx+ik );
429 if( pItemTmp == 0 ) continue;
430 pItemTmp2.Add( pItemTmp );
431 }
432 fpList->DeleteHit( i, j );
433 fpList->AddItemTo( 0, &pItemTmp2 );
434 }
48058160 435 }
aacedc3e 436 FinishDigits();
437 ClearMaps();
c7a4dac0 438}
439//______________________________________________________________________
50d05d7b 440void AliITSsimulationSDD::FinishDigits() {
aacedc3e 441 // introduce the electronics effects and do zero-suppression if required
8a33ae9e 442
8ba39da9 443 ApplyDeadChannels(fModule);
444 if( fCrosstalkFlag ) ApplyCrosstalk(fModule);
50d05d7b 445
f45f6658 446 AliITSCalibrationSDD* res = (AliITSCalibrationSDD*)GetCalibrationModel(fModule);
fcf95fc7 447 const char *kopt = res->GetZeroSuppOption();
aacedc3e 448 ZeroSuppression( kopt );
c7a4dac0 449}
450//______________________________________________________________________
50d05d7b 451void AliITSsimulationSDD::HitsToAnalogDigits( AliITSmodule *mod ) {
aacedc3e 452 // create maps to build the lists of tracks for each digit
453
8ba39da9 454 AliITSsegmentationSDD* seg = (AliITSsegmentationSDD*)GetSegmentationModel(1);
f45f6658 455 AliITSCalibrationSDD* res = (AliITSCalibrationSDD*)GetCalibrationModel(fModule);
8ba39da9 456 TObjArray *hits = mod->GetHits();
aacedc3e 457 Int_t nhits = hits->GetEntriesFast();
8ba39da9 458
aacedc3e 459 // Int_t arg[6] = {0,0,0,0,0,0};
d35ad08f 460 Int_t dummy = 0;
461 Int_t nofAnodes = fNofMaps/2;
462 Double_t sddLength = seg->Dx();
463 Double_t sddWidth = seg->Dz();
464 Double_t anodePitch = seg->Dpz(dummy);
465 Double_t timeStep = seg->Dpx(dummy);
466 Double_t driftSpeed = res->GetDriftSpeed();
467 //Float_t maxadc = res->GetMaxAdc();
468 //Float_t topValue = res->GetDynamicRange();
469 Double_t norm = res->GetMaxAdc()/res->GetDynamicRange(); // maxadc/topValue;
470 Double_t cHloss = res->GetChargeLoss();
471 Float_t dfCoeff, s1; res->DiffCoeff(dfCoeff,s1); // Signal 2d Shape
472 Double_t eVpairs = res->GetGeVToCharge()*1.0E9; // 3.6 eV by def.
473 Double_t nsigma = res->GetNSigmaIntegration(); //
474 Int_t nlookups = res->GetGausNLookUp(); //
475 Float_t jitter = res->GetJitterError(); //
aacedc3e 476
477 // Piergiorgio's part (apart for few variables which I made float
478 // when i thought that can be done
479 // Fill detector maps with GEANT hits
480 // loop over hits in the module
481
482 const Float_t kconv = 1.0e+6; // GeV->KeV
d35ad08f 483 Int_t itrack = 0;
484 Int_t hitDetector; // detector number (lay,lad,hitDetector)
485 Int_t iWing; // which detector wing/side.
486 Int_t detector; // 2*(detector-1)+iWing
487 Int_t ii,kk,ka,kt; // loop indexs
488 Int_t ia,it,index; // sub-pixel integration indexies
489 Int_t iAnode; // anode number.
490 Int_t timeSample; // time buckett.
491 Int_t anodeWindow; // anode direction charge integration width
492 Int_t timeWindow; // time direction charge integration width
493 Int_t jamin,jamax; // anode charge integration window
494 Int_t jtmin,jtmax; // time charge integration window
495 Int_t ndiv; // Anode window division factor.
496 Int_t nsplit; // the number of splits in anode and time windows==1.
497 Int_t nOfSplits; // number of times track length is split into
498 Float_t nOfSplitsF; // Floating point version of nOfSplits.
499 Float_t kkF; // Floating point version of loop index kk.
500 Double_t pathInSDD; // Track length in SDD.
501 Double_t drPath; // average position of track in detector. in microns
502 Double_t drTime; // Drift time
503 Double_t nmul; // drift time window multiplication factor.
504 Double_t avDrft; // x position of path length segment in cm.
505 Double_t avAnode; // Anode for path length segment in Anode number (float)
506 Double_t xAnode; // Floating point anode number.
507 Double_t driftPath; // avDrft in microns.
508 Double_t width; // width of signal at anodes.
aacedc3e 509 Double_t depEnergy; // Energy deposited in this GEANT step.
510 Double_t xL[3],dxL[3]; // local hit coordinates and diff.
d35ad08f 511 Double_t sigA; // sigma of signal at anode.
512 Double_t sigT; // sigma in time/drift direction for track segment
513 Double_t aStep,aConst; // sub-pixel size and offset anode
514 Double_t tStep,tConst; // sub-pixel size and offset time
515 Double_t amplitude; // signal amplitude for track segment in nanoAmpere
516 Double_t chargeloss; // charge loss for track segment.
517 Double_t anodeAmplitude; // signal amplitude in anode direction
518 Double_t aExpo; // exponent of Gaussian anode direction
519 Double_t timeAmplitude; // signal amplitude in time direction
520 Double_t tExpo; // exponent of Gaussian time direction
aacedc3e 521 // Double_t tof; // Time of flight in ns of this step.
522
523 for(ii=0; ii<nhits; ii++) {
524 if(!mod->LineSegmentL(ii,xL[0],dxL[0],xL[1],dxL[1],xL[2],dxL[2],
525 depEnergy,itrack)) continue;
526 xL[0] += 0.0001*gRandom->Gaus( 0, jitter ); //
527 depEnergy *= kconv;
528 hitDetector = mod->GetDet();
529 //tof = 1.E+09*(mod->GetHit(ii)->GetTOF()); // tof in ns.
530 //if(tof>sddLength/driftSpeed) continue; // hit happed too late.
531
532 // scale path to simulate a perpendicular track
533 // continue if the particle did not lose energy
534 // passing through detector
535 if (!depEnergy) {
f77f13c8 536 AliDebug(1,
537 Form("fTrack = %d hit=%d module=%d This particle has passed without losing energy!",
538 itrack,ii,mod->GetIndex()));
aacedc3e 539 continue;
540 } // end if !depEnergy
541
542 pathInSDD = TMath::Sqrt(dxL[0]*dxL[0]+dxL[1]*dxL[1]+dxL[2]*dxL[2]);
543
544 if (fFlag && pathInSDD) { depEnergy *= (0.03/pathInSDD); }
545 drPath = 10000.*(dxL[0]+2.*xL[0])*0.5;
546 if(drPath < 0) drPath = -drPath;
547 drPath = sddLength-drPath;
548 if(drPath < 0) {
f77f13c8 549 AliDebug(1, // this should be fixed at geometry level
550 Form("negative drift path drPath=%e sddLength=%e dxL[0]=%e xL[0]=%e",
551 drPath,sddLength,dxL[0],xL[0]));
aacedc3e 552 continue;
553 } // end if drPath < 0
554
555 // Compute number of segments to brake step path into
556 drTime = drPath/driftSpeed; // Drift Time
557 sigA = TMath::Sqrt(2.*dfCoeff*drTime+s1*s1);// Sigma along the anodes
558 // calcuate the number of time the path length should be split into.
559 nOfSplits = (Int_t) (1. + 10000.*pathInSDD/sigA);
560 if(fFlag) nOfSplits = 1;
561
562 // loop over path segments, init. some variables.
563 depEnergy /= nOfSplits;
564 nOfSplitsF = (Float_t) nOfSplits;
565 for(kk=0;kk<nOfSplits;kk++) { // loop over path segments
566 kkF = (Float_t) kk + 0.5;
567 avDrft = xL[0]+dxL[0]*kkF/nOfSplitsF;
568 avAnode = xL[2]+dxL[2]*kkF/nOfSplitsF;
569 driftPath = 10000.*avDrft;
570
571 iWing = 2; // Assume wing is 2
572 if(driftPath < 0) { // if wing is not 2 it is 1.
573 iWing = 1;
574 driftPath = -driftPath;
575 } // end if driftPath < 0
576 driftPath = sddLength-driftPath;
577 detector = 2*(hitDetector-1) + iWing;
578 if(driftPath < 0) {
f77f13c8 579 AliDebug(1, // this should be fixed at geometry level
580 Form("negative drift path driftPath=%e sddLength=%e avDrft=%e dxL[0]=%e xL[0]=%e",
581 driftPath,sddLength,avDrft,dxL[0],xL[0]));
aacedc3e 582 continue;
583 } // end if driftPath < 0
584
585 // Drift Time
586 drTime = driftPath/driftSpeed; // drift time for segment.
587 timeSample = (Int_t) (fScaleSize*drTime/timeStep + 1);
588 // compute time Sample including tof information. The tof only
589 // effects the time of the signal is recoreded and not the
590 // the defusion.
591 // timeSample = (Int_t) (fScaleSize*(drTime+tof)/timeStep + 1);
592 if(timeSample > fScaleSize*fMaxNofSamples) {
593 Warning("HitsToAnalogDigits","Wrong Time Sample: %e",
594 timeSample);
595 continue;
596 } // end if timeSample > fScaleSize*fMaxNoofSamples
597
598 // Anode
599 xAnode = 10000.*(avAnode)/anodePitch + nofAnodes/2; // +1?
600 if(xAnode*anodePitch > sddWidth || xAnode*anodePitch < 0.)
601 Warning("HitsToAnalogDigits",
602 "Exceedubg sddWidth=%e Z = %e",
603 sddWidth,xAnode*anodePitch);
604 iAnode = (Int_t) (1.+xAnode); // xAnode?
605 if(iAnode < 1 || iAnode > nofAnodes) {
d35ad08f 606 Warning("HitToAnalogDigits","Wrong iAnode: 1<%d>%d (xanode=%e)",
607 iAnode,nofAnodes, xAnode);
aacedc3e 608 continue;
609 } // end if iAnode < 1 || iAnode > nofAnodes
610
611 // store straight away the particle position in the array
612 // of particles and take idhit=ii only when part is entering (this
613 // requires FillModules() in the macro for analysis) :
b0f5e3fc 614
aacedc3e 615 // Sigma along the anodes for track segment.
616 sigA = TMath::Sqrt(2.*dfCoeff*drTime+s1*s1);
617 sigT = sigA/driftSpeed;
618 // Peak amplitude in nanoAmpere
619 amplitude = fScaleSize*160.*depEnergy/
620 (timeStep*eVpairs*2.*acos(-1.)*sigT*sigA);
621 amplitude *= timeStep/25.; // WARNING!!!!! Amplitude scaling to
622 // account for clock variations
623 // (reference value: 40 MHz)
624 chargeloss = 1.-cHloss*driftPath/1000;
625 amplitude *= chargeloss;
626 width = 2.*nsigma/(nlookups-1);
627 // Spread the charge
628 // Pixel index
629 ndiv = 2;
630 nmul = 3.;
631 if(drTime > 1200.) {
632 ndiv = 4;
633 nmul = 1.5;
634 } // end if drTime > 1200.
635 // Sub-pixel index
636 nsplit = 4; // hard-wired //nsplit=4;nsplit = (nsplit+1)/2*2;
637 // Sub-pixel size see computation of aExpo and tExpo.
638 aStep = anodePitch/(nsplit*fScaleSize*sigA);
639 aConst = xAnode*anodePitch/sigA;
640 tStep = timeStep/(nsplit*fScaleSize*sigT);
641 tConst = drTime/sigT;
642 // Define SDD window corresponding to the hit
643 anodeWindow = (Int_t)(fScaleSize*nsigma*sigA/anodePitch+1);
644 timeWindow = (Int_t) (fScaleSize*nsigma*sigT/timeStep+1.);
645 jamin = (iAnode - anodeWindow/ndiv - 1)*fScaleSize*nsplit +1;
646 jamax = (iAnode + anodeWindow/ndiv)*fScaleSize*nsplit;
647 if(jamin <= 0) jamin = 1;
648 if(jamax > fScaleSize*nofAnodes*nsplit)
649 jamax = fScaleSize*nofAnodes*nsplit;
650 // jtmin and jtmax are Hard-wired
651 jtmin = (Int_t)(timeSample-timeWindow*nmul-1)*nsplit+1;
652 jtmax = (Int_t)(timeSample+timeWindow*nmul)*nsplit;
653 if(jtmin <= 0) jtmin = 1;
654 if(jtmax > fScaleSize*fMaxNofSamples*nsplit)
655 jtmax = fScaleSize*fMaxNofSamples*nsplit;
656 // Spread the charge in the anode-time window
657 for(ka=jamin; ka <=jamax; ka++) {
658 ia = (ka-1)/(fScaleSize*nsplit) + 1;
659 if(ia <= 0) {
660 Warning("HitsToAnalogDigits","ia < 1: ");
661 continue;
662 } // end if
663 if(ia > nofAnodes) ia = nofAnodes;
664 aExpo = (aStep*(ka-0.5)-aConst);
665 if(TMath::Abs(aExpo) > nsigma) anodeAmplitude = 0.;
666 else {
667 dummy = (Int_t) ((aExpo+nsigma)/width);
fcf95fc7 668 anodeAmplitude = amplitude*res->GetGausLookUp(dummy);
aacedc3e 669 } // end if TMath::Abs(aEspo) > nsigma
670 // index starts from 0
671 index = ((detector+1)%2)*nofAnodes+ia-1;
672 if(anodeAmplitude) for(kt=jtmin; kt<=jtmax; kt++) {
673 it = (kt-1)/nsplit+1; // it starts from 1
674 if(it<=0){
675 Warning("HitsToAnalogDigits","it < 1:");
676 continue;
677 } // end if
678 if(it>fScaleSize*fMaxNofSamples)
679 it = fScaleSize*fMaxNofSamples;
680 tExpo = (tStep*(kt-0.5)-tConst);
681 if(TMath::Abs(tExpo) > nsigma) timeAmplitude = 0.;
682 else {
683 dummy = (Int_t) ((tExpo+nsigma)/width);
684 timeAmplitude = anodeAmplitude*
fcf95fc7 685 res->GetGausLookUp(dummy);
aacedc3e 686 } // end if TMath::Abs(tExpo) > nsigma
687 // build the list of Sdigits for this module
688 // arg[0] = index;
689 // arg[1] = it;
690 // arg[2] = itrack; // track number
691 // arg[3] = ii-1; // hit number.
692 timeAmplitude *= norm;
693 timeAmplitude *= 10;
694 // ListOfFiredCells(arg,timeAmplitude,alst,padr);
695 Double_t charge = timeAmplitude;
696 charge += fHitMap2->GetSignal(index,it-1);
697 fHitMap2->SetHit(index, it-1, charge);
698 fpList->AddSignal(index,it-1,itrack,ii-1,
699 mod->GetIndex(),timeAmplitude);
700 fAnodeFire[index] = kTRUE;
701 } // end if anodeAmplitude and loop over time in window
702 } // loop over anodes in window
703 } // end loop over "sub-hits"
704 } // end loop over hits
b0f5e3fc 705}
50d05d7b 706/*
8a33ae9e 707//______________________________________________________________________
b0f5e3fc 708void AliITSsimulationSDD::ListOfFiredCells(Int_t *arg,Double_t timeAmplitude,
3d2c9d72 709 TObjArray *alist,TClonesArray *padr){
aacedc3e 710 // Returns the list of "fired" cells.
711
712 Int_t index = arg[0];
713 Int_t ik = arg[1];
714 Int_t idtrack = arg[2];
715 Int_t idhit = arg[3];
716 Int_t counter = arg[4];
717 Int_t countadr = arg[5];
718 Double_t charge = timeAmplitude;
719 charge += fHitMap2->GetSignal(index,ik-1);
720 fHitMap2->SetHit(index, ik-1, charge);
721
722 Int_t digits[3];
723 Int_t it = (Int_t)((ik-1)/fScaleSize);
724 digits[0] = index;
725 digits[1] = it;
726 digits[2] = (Int_t)timeAmplitude;
727 Float_t phys;
728 if (idtrack >= 0) phys = (Float_t)timeAmplitude;
729 else phys = 0;
730
731 Double_t cellcharge = 0.;
732 AliITSTransientDigit* pdigit;
733 // build the list of fired cells and update the info
734 if (!fHitMap1->TestHit(index, it)) {
735 new((*padr)[countadr++]) TVector(3);
736 TVector &trinfo=*((TVector*) (*padr)[countadr-1]);
737 trinfo(0) = (Float_t)idtrack;
738 trinfo(1) = (Float_t)idhit;
739 trinfo(2) = (Float_t)timeAmplitude;
740
741 alist->AddAtAndExpand(new AliITSTransientDigit(phys,digits),counter);
742 fHitMap1->SetHit(index, it, counter);
743 counter++;
744 pdigit=(AliITSTransientDigit*)alist->At(alist->GetLast());
745 // list of tracks
746 TObjArray *trlist=(TObjArray*)pdigit->TrackList();
747 trlist->Add(&trinfo);
748 } else {
749 pdigit = (AliITSTransientDigit*) fHitMap1->GetHit(index, it);
750 for(Int_t kk=0;kk<fScaleSize;kk++) {
751 cellcharge += fHitMap2->GetSignal(index,fScaleSize*it+kk);
752 } // end for kk
753 // update charge
754 (*pdigit).fSignal = (Int_t)cellcharge;
755 (*pdigit).fPhysics += phys;
756 // update list of tracks
757 TObjArray* trlist = (TObjArray*)pdigit->TrackList();
758 Int_t lastentry = trlist->GetLast();
759 TVector *ptrkp = (TVector*)trlist->At(lastentry);
760 TVector &trinfo = *ptrkp;
761 Int_t lasttrack = Int_t(trinfo(0));
762 Float_t lastcharge=(trinfo(2));
763 if (lasttrack==idtrack ) {
764 lastcharge += (Float_t)timeAmplitude;
765 trlist->RemoveAt(lastentry);
766 trinfo(0) = lasttrack;
767 trinfo(1) = idhit;
768 trinfo(2) = lastcharge;
769 trlist->AddAt(&trinfo,lastentry);
770 } else {
771 new((*padr)[countadr++]) TVector(3);
772 TVector &trinfo=*((TVector*) (*padr)[countadr-1]);
773 trinfo(0) = (Float_t)idtrack;
774 trinfo(1) = (Float_t)idhit;
775 trinfo(2) = (Float_t)timeAmplitude;
776 trlist->Add(&trinfo);
777 } // end if lasttrack==idtrack
778
f77f13c8 779 if(AliDebugLevel()){
aacedc3e 780 // check the track list - debugging
781 Int_t trk[20], htrk[20];
782 Float_t chtrk[20];
783 Int_t nptracks = trlist->GetEntriesFast();
784 if (nptracks > 2) {
785 Int_t tr;
786 for (tr=0;tr<nptracks;tr++) {
787 TVector *pptrkp = (TVector*)trlist->At(tr);
788 TVector &pptrk = *pptrkp;
789 trk[tr] = Int_t(pptrk(0));
790 htrk[tr] = Int_t(pptrk(1));
791 chtrk[tr] = (pptrk(2));
792 cout << "nptracks "<<nptracks << endl;
793 } // end for tr
794 } // end if nptracks
f77f13c8 795 } // end if AliDebugLevel()
aacedc3e 796 } // end if pdigit
797
798 // update counter and countadr for next call.
799 arg[4] = counter;
800 arg[5] = countadr;
b0f5e3fc 801}
50d05d7b 802*/
b0f5e3fc 803//____________________________________________
50d05d7b 804void AliITSsimulationSDD::AddDigit( Int_t i, Int_t j, Int_t signal ) {
aacedc3e 805 // Adds a Digit.
0599a018 806 Int_t size = AliITSdigit::GetNTracks();
807
aacedc3e 808 Int_t digits[3];
809 Int_t * tracks = new Int_t[size];
810 Int_t * hits = new Int_t[size];
811 Float_t phys;
812 Float_t * charges = new Float_t[size];
813
814 digits[0] = i;
815 digits[1] = j;
816 digits[2] = signal;
817
818 AliITSpListItem *pItem = fpList->GetpListItem( i, j );
819 if( pItem == 0 ) {
820 phys = 0.0;
821 for( Int_t l=0; l<size; l++ ) {
822 tracks[l] = 0;
823 hits[l] = 0;
824 charges[l] = 0.0;
825 }
826 } else {
827 Int_t idtrack = pItem->GetTrack( 0 );
828 if( idtrack >= 0 ) phys = pItem->GetSignal();
829 else phys = 0.0;
830
831 for( Int_t l=0; l<size; l++ ) if(l<pItem->GetMaxKept()) {
832 tracks[l] = pItem->GetTrack( l );
833 hits[l] = pItem->GetHit( l );
834 charges[l] = pItem->GetSignal( l );
835 }else{
836 tracks[l] = -3;
837 hits[l] = -1;
838 charges[l] = 0.0;
839 }// end for if
50d05d7b 840 }
50d05d7b 841
aacedc3e 842 fITS->AddSimDigit( 1, phys, digits, tracks, hits, charges );
843 delete [] tracks;
844 delete [] hits;
845 delete [] charges;
846}
8a33ae9e 847//______________________________________________________________________
8ba39da9 848void AliITSsimulationSDD::ChargeToSignal(Int_t mod,Bool_t bAddNoise) {
aacedc3e 849 // add baseline, noise, electronics and ADC saturation effects
850
851 char opt1[20], opt2[20];
fcf95fc7 852 AliITSCalibrationSDD* res = (AliITSCalibrationSDD*)GetCalibrationModel(mod);
fcf95fc7 853 res->GetParamOptions(opt1,opt2);
f45f6658 854 Double_t baseline=0;
855 Double_t noise=0;
aacedc3e 856
857 Float_t contrib=0;
858 Int_t i,k,kk;
fcf95fc7 859 Float_t maxadc = res->GetMaxAdc();
aacedc3e 860 if(!fDoFFT) {
861 for (i=0;i<fNofMaps;i++) {
862 if( !fAnodeFire[i] ) continue;
f45f6658 863 baseline = res->GetBaseline(i);
864 noise = res->GetNoise(i);
865
aacedc3e 866 for(k=0; k<fScaleSize*fMaxNofSamples; k++) {
867 fInZR[k] = fHitMap2->GetSignal(i,k);
868 if( bAddNoise ) {
869 contrib = (baseline + noise*gRandom->Gaus());
870 fInZR[k] += contrib;
871 }
872 } // end for k
873 for(k=0; k<fMaxNofSamples; k++) {
874 Double_t newcont = 0.;
875 Double_t maxcont = 0.;
876 for(kk=0;kk<fScaleSize;kk++) {
877 newcont = fInZR[fScaleSize*k+kk];
878 if(newcont > maxcont) maxcont = newcont;
879 } // end for kk
f45f6658 880 newcont = maxcont;
aacedc3e 881 if (newcont >= maxadc) newcont = maxadc -1;
882 if(newcont >= baseline){
883 Warning("","newcont=%d>=baseline=%d",newcont,baseline);
884 } // end if
885 // back to analog: ?
886 fHitMap2->SetHit(i,k,newcont);
887 } // end for k
888 } // end for i loop over anodes
889 return;
890 } // end if DoFFT
891
ece86d9a 892 for (i=0;i<fNofMaps;i++) {
aacedc3e 893 if( !fAnodeFire[i] ) continue;
f45f6658 894 baseline = res->GetBaseline(i);
895 noise = res->GetNoise(i);
896 for(k=0; k<fScaleSize*fMaxNofSamples; k++) {
aacedc3e 897 fInZR[k] = fHitMap2->GetSignal(i,k);
898 if( bAddNoise ) {
899 contrib = (baseline + noise*gRandom->Gaus());
900 fInZR[k] += contrib;
901 }
902 fInZI[k] = 0.;
903 } // end for k
904 FastFourierTransform(fElectronics,&fInZR[0],&fInZI[0],1);
905 for(k=0; k<fScaleSize*fMaxNofSamples; k++) {
906 Double_t rw = fElectronics->GetTraFunReal(k);
907 Double_t iw = fElectronics->GetTraFunImag(k);
908 fOutZR[k] = fInZR[k]*rw - fInZI[k]*iw;
909 fOutZI[k] = fInZR[k]*iw + fInZI[k]*rw;
910 } // end for k
911 FastFourierTransform(fElectronics,&fOutZR[0],&fOutZI[0],-1);
912 for(k=0; k<fMaxNofSamples; k++) {
913 Double_t newcont1 = 0.;
914 Double_t maxcont1 = 0.;
915 for(kk=0;kk<fScaleSize;kk++) {
916 newcont1 = fOutZR[fScaleSize*k+kk];
917 if(newcont1 > maxcont1) maxcont1 = newcont1;
918 } // end for kk
919 newcont1 = maxcont1;
920 if (newcont1 >= maxadc) newcont1 = maxadc -1;
921 fHitMap2->SetHit(i,k,newcont1);
922 } // end for k
8a33ae9e 923 } // end for i loop over anodes
3d2c9d72 924 return;
b0f5e3fc 925}
50d05d7b 926//____________________________________________________________________
8ba39da9 927void AliITSsimulationSDD::ApplyDeadChannels(Int_t mod) {
aacedc3e 928 // Set dead channel signal to zero
f45f6658 929 AliITSCalibrationSDD * calibr = (AliITSCalibrationSDD *)GetCalibrationModel(mod);
8ba39da9 930 AliITSsegmentationSDD* seg = (AliITSsegmentationSDD*)GetSegmentationModel(1);
aacedc3e 931 // nothing to do
f45f6658 932 if( calibr->IsDead() ||
933 ( calibr->GetDeadChips() == 0 &&
934 calibr->GetDeadChannels() == 0 ) ) return;
50d05d7b 935
8ba39da9 936 // static AliITS *iTS = (AliITS*)gAlice->GetModule( "ITS" );
aacedc3e 937
8ba39da9 938 Int_t fMaxNofSamples = seg->Npx();
939 // AliITSgeom *geom = iTS->GetITSgeom();
940 // Int_t firstSDDMod = geom->GetStartDet( 1 );
aacedc3e 941 // loop over wings
942 for( Int_t j=0; j<2; j++ ) {
8ba39da9 943 // Int_t mod = (fModule-firstSDDMod)*2 + j;
f45f6658 944 for( Int_t u=0; u<calibr->Chips(); u++ )
945 for( Int_t v=0; v<calibr->Channels(); v++ ) {
946 Float_t gain = calibr->Gain(j, u, v );
8ba39da9 947 for( Int_t k=0; k<fMaxNofSamples; k++ ) {
f45f6658 948 Int_t i = j*calibr->Chips()*calibr->Channels() +
949 u*calibr->Channels() +
8ba39da9 950 v;
951 Double_t signal = gain * fHitMap2->GetSignal( i, k );
952 fHitMap2->SetHit( i, k, signal ); ///
953 }
954 }
955 }
50d05d7b 956}
957//______________________________________________________________________
8ba39da9 958void AliITSsimulationSDD::ApplyCrosstalk(Int_t mod) {
aacedc3e 959 // function add the crosstalk effect to signal
960 // temporal function, should be checked...!!!
8ba39da9 961 AliITSsegmentationSDD* seg = (AliITSsegmentationSDD*)GetSegmentationModel(1);
962
963 Int_t fNofMaps = seg->Npz();
964 Int_t fMaxNofSamples = seg->Npx();
aacedc3e 965
966 // create and inizialice crosstalk map
967 Float_t* ctk = new Float_t[fNofMaps*fMaxNofSamples+1];
968 if( ctk == NULL ) {
969 Error( "ApplyCrosstalk", "no memory for temporal map: exit \n" );
970 return;
971 }
972 memset( ctk, 0, sizeof(Float_t)*(fNofMaps*fMaxNofSamples+1) );
f45f6658 973 AliITSCalibrationSDD* calibr = (AliITSCalibrationSDD*)GetCalibrationModel(mod);
aacedc3e 974 for( Int_t z=0; z<fNofMaps; z++ ) {
f45f6658 975 Double_t baseline = calibr->GetBaseline(z);
aacedc3e 976 Bool_t on = kFALSE;
977 Int_t tstart = 0;
978 Int_t tstop = 0;
979 Int_t nTsteps = 0;
50d05d7b 980
aacedc3e 981 for( Int_t l=0; l<fMaxNofSamples; l++ ) {
982 Float_t fadc = (Float_t)fHitMap2->GetSignal( z, l );
983 if( fadc > baseline ) {
984 if( on == kFALSE && l<fMaxNofSamples-4 ) {
985 Float_t fadc1 = (Float_t)fHitMap2->GetSignal( z, l+1 );
986 if( fadc1 < fadc ) continue;
987 on = kTRUE;
988 nTsteps = 0;
989 tstart = l;
990 }
991 nTsteps++;
992 }
993 else { // end fadc > baseline
994 if( on == kTRUE ) {
995 if( nTsteps > 2 ) {
996 tstop = l;
997 // make smooth derivative
998 Float_t* dev = new Float_t[fMaxNofSamples+1];
999 memset( dev, 0, sizeof(Float_t)*(fMaxNofSamples+1) );
1000 if( ctk == NULL ) {
1001 Error( "ApplyCrosstalk",
1002 "no memory for temporal array: exit \n" );
1003 return;
1004 }
1005 for( Int_t i=tstart; i<tstop; i++ ) {
1006 if( i > 2 && i < fMaxNofSamples-2 )
1007 dev[i] = -0.2*fHitMap2->GetSignal( z,i-2 )
1008 -0.1*fHitMap2->GetSignal( z,i-1 )
1009 +0.1*fHitMap2->GetSignal( z,i+1 )
1010 +0.2*fHitMap2->GetSignal( z,i+2 );
1011 }
50d05d7b 1012
aacedc3e 1013 // add crosstalk contribution to neibourg anodes
1014 for( Int_t i=tstart; i<tstop; i++ ) {
1015 Int_t anode = z - 1;
1016 Int_t i1 = (Int_t)((i-tstart)*.61+tstart+0.5); //
1017 Float_t ctktmp = -dev[i1] * 0.25;
1018 if( anode > 0 ) {
1019 ctk[anode*fMaxNofSamples+i] += ctktmp;
1020 }
1021 anode = z + 1;
1022 if( anode < fNofMaps ) {
1023 ctk[anode*fMaxNofSamples+i] += ctktmp;
1024 }
1025 }
1026 delete [] dev;
50d05d7b 1027
aacedc3e 1028 } // if( nTsteps > 2 )
1029 on = kFALSE;
1030 } // if( on == kTRUE )
1031 } // else
1032 }
3d2c9d72 1033 }
50d05d7b 1034
aacedc3e 1035 for( Int_t a=0; a<fNofMaps; a++ )
1036 for( Int_t t=0; t<fMaxNofSamples; t++ ) {
1037 Float_t signal = fHitMap2->GetSignal(a,t)+ctk[a*fMaxNofSamples+t];
1038 fHitMap2->SetHit( a, t, signal );
1039 }
1040
1041 delete [] ctk;
50d05d7b 1042}
f45f6658 1043
8a33ae9e 1044//______________________________________________________________________
b0f5e3fc 1045void AliITSsimulationSDD::CompressionParam(Int_t i,Int_t &db,Int_t &tl,
f45f6658 1046 Int_t &th) const{
aacedc3e 1047 // Returns the compression alogirthm parameters
f45f6658 1048 db=fD[i];
1049 tl=fT1[i];
1050 th=fT2[i];
b0f5e3fc 1051}
8a33ae9e 1052//______________________________________________________________________
f45f6658 1053void AliITSsimulationSDD::CompressionParam(Int_t i,Int_t &db,Int_t &tl) const{
aacedc3e 1054 // returns the compression alogirthm parameters
aacedc3e 1055
f45f6658 1056 db=fD[i];
1057 tl=fT1[i];
1058
b0f5e3fc 1059}
8a33ae9e 1060//______________________________________________________________________
f45f6658 1061void AliITSsimulationSDD::SetCompressParam(){
aacedc3e 1062 // Sets the compression alogirthm parameters
f45f6658 1063 AliITSCalibrationSDD* calibr = (AliITSCalibrationSDD*)GetCalibrationModel(fModule);
1064 for(Int_t ian = 0; ian<fNofMaps;ian++){
1065 fD[ian] = (Int_t)(calibr->GetBaseline(ian));
1066 fT1[ian] = (Int_t)(2.*calibr->GetNoiseAfterElectronics(ian)+0.5);
1067 fT2[ian] = 0; // used by 2D clustering - not defined yet
1068 fTol[ian] = 0; // used by 2D clustering - not defined yet
1069 }
b0f5e3fc 1070}
8a33ae9e 1071//______________________________________________________________________
1072Int_t AliITSsimulationSDD::Convert10to8(Int_t signal) const {
aacedc3e 1073 // To the 10 to 8 bit lossive compression.
1074 // code from Davide C. and Albert W.
1075
1076 if (signal < 128) return signal;
1077 if (signal < 256) return (128+((signal-128)>>1));
1078 if (signal < 512) return (192+((signal-256)>>3));
1079 if (signal < 1024) return (224+((signal-512)>>4));
1080 return 0;
b0f5e3fc 1081}
50d05d7b 1082/*
8a33ae9e 1083//______________________________________________________________________
b0f5e3fc 1084AliITSMap* AliITSsimulationSDD::HitMap(Int_t i){
aacedc3e 1085 //Return the correct map.
8a33ae9e 1086
aacedc3e 1087 return ((i==0)? fHitMap1 : fHitMap2);
3d2c9d72 1088}
1089*/
8a33ae9e 1090//______________________________________________________________________
e8189707 1091void AliITSsimulationSDD::ZeroSuppression(const char *option) {
aacedc3e 1092 // perform the zero suppresion
aacedc3e 1093 if (strstr(option,"2D")) {
1094 //Init2D(); // activate if param change module by module
1095 Compress2D();
1096 } else if (strstr(option,"1D")) {
1097 //Init1D(); // activate if param change module by module
1098 Compress1D();
1099 } else StoreAllDigits();
b0f5e3fc 1100}
8a33ae9e 1101//______________________________________________________________________
b0f5e3fc 1102void AliITSsimulationSDD::Init2D(){
aacedc3e 1103 // read in and prepare arrays: fD, fT1, fT2
1104 // savemu[nanodes], savesigma[nanodes]
1105 // read baseline and noise from file - either a .root file and in this
1106 // case data should be organised in a tree with one entry for each
1107 // module => reading should be done accordingly
1108 // or a classic file and do smth. like this ( code from Davide C. and
1109 // Albert W.) :
1110 // Read 2D zero-suppression parameters for SDD
1111
1112 if (!strstr(fParam.Data(),"file")) return;
1113
1114 Int_t na,pos,tempTh;
1115 Float_t mu,sigma;
1116 Float_t *savemu = new Float_t [fNofMaps];
1117 Float_t *savesigma = new Float_t [fNofMaps];
1118 char input[100],basel[100],par[100];
1119 char *filtmp;
1120 Double_t tmp1,tmp2;
f45f6658 1121 AliITSCalibrationSDD* res = (AliITSCalibrationSDD*)GetCalibrationModel(fModule);
8ba39da9 1122
1123 res->Thresholds(tmp1,tmp2);
aacedc3e 1124 Int_t minval = static_cast<Int_t>(tmp1);
1125
8ba39da9 1126 res->Filenames(input,basel,par);
aacedc3e 1127 fFileName = par;
1128 //
1129 filtmp = gSystem->ExpandPathName(fFileName.Data());
1130 FILE *param = fopen(filtmp,"r");
1131 na = 0;
1132
1133 if(param) {
1134 while(fscanf(param,"%d %f %f",&pos, &mu, &sigma) != EOF) {
1135 if (pos != na+1) {
1136 Error("Init2D","Anode number not in increasing order!",filtmp);
1137 exit(1);
1138 } // end if pos != na+1
1139 savemu[na] = mu;
1140 savesigma[na] = sigma;
1141 if ((2.*sigma) < mu) {
1142 fD[na] = (Int_t)floor(mu - 2.0*sigma + 0.5);
1143 mu = 2.0 * sigma;
1144 } else fD[na] = 0;
1145 tempTh = (Int_t)floor(mu+2.25*sigma+0.5) - minval;
1146 if (tempTh < 0) tempTh=0;
1147 fT1[na] = tempTh;
1148 tempTh = (Int_t)floor(mu+3.0*sigma+0.5) - minval;
1149 if (tempTh < 0) tempTh=0;
1150 fT2[na] = tempTh;
1151 na++;
1152 } // end while
1153 } else {
1154 Error("Init2D","THE FILE %s DOES NOT EXIST !",filtmp);
1155 exit(1);
1156 } // end if(param)
1157
1158 fclose(param);
1159 delete [] filtmp;
1160 delete [] savemu;
1161 delete [] savesigma;
8a33ae9e 1162}
1163//______________________________________________________________________
b0f5e3fc 1164void AliITSsimulationSDD::Compress2D(){
aacedc3e 1165 // simple ITS cluster finder -- online zero-suppression conditions
1166
1167 Int_t db,tl,th;
1168 Double_t tmp1,tmp2;
f45f6658 1169 AliITSCalibrationSDD* res = (AliITSCalibrationSDD*)GetCalibrationModel(fModule);
8ba39da9 1170
1171 res->Thresholds(tmp1,tmp2);
aacedc3e 1172 Int_t minval = static_cast<Int_t>(tmp1);
8ba39da9 1173 Bool_t write = res->OutputOption();
1174 Bool_t do10to8 = res->Do10to8();
aacedc3e 1175 Int_t nz, nl, nh, low, i, j;
f45f6658 1176 SetCompressParam();
aacedc3e 1177 for (i=0; i<fNofMaps; i++) {
1178 CompressionParam(i,db,tl,th);
1179 nz = 0;
1180 nl = 0;
1181 nh = 0;
1182 low = 0;
1183 for (j=0; j<fMaxNofSamples; j++) {
1184 Int_t signal=(Int_t)(fHitMap2->GetSignal(i,j));
1185 signal -= db; // if baseline eq. is done here
1186 if (signal <= 0) {nz++; continue;}
1187 if ((signal - tl) < minval) low++;
1188 if ((signal - th) >= minval) {
1189 nh++;
1190 Bool_t cond=kTRUE;
1191 FindCluster(i,j,signal,minval,cond);
1192 if(cond && j &&
1193 ((TMath::Abs(fHitMap2->GetSignal(i,j-1))-th)>=minval)){
1194 if(do10to8) signal = Convert10to8(signal);
1195 AddDigit(i,j,signal);
1196 } // end if cond&&j&&()
1197 } else if ((signal - tl) >= minval) nl++;
1198 } // end for j loop time samples
1199 if (write) TreeB()->Fill(nz,nl,nh,low,i+1);
1200 } //end for i loop anodes
1201
1202 char hname[30];
1203 if (write) {
1204 sprintf(hname,"TNtuple%d_%d",fModule,fEvent);
1205 TreeB()->Write(hname);
1206 // reset tree
1207 TreeB()->Reset();
1208 } // end if write
8a33ae9e 1209}
1210//______________________________________________________________________
b0f5e3fc 1211void AliITSsimulationSDD::FindCluster(Int_t i,Int_t j,Int_t signal,
ece86d9a 1212 Int_t minval,Bool_t &cond){
aacedc3e 1213 // Find clusters according to the online 2D zero-suppression algorithm
f45f6658 1214 AliITSCalibrationSDD* res = (AliITSCalibrationSDD*)GetCalibrationModel(fModule);
8ba39da9 1215 AliITSsegmentationSDD* seg = (AliITSsegmentationSDD*)GetSegmentationModel(1);
1216
1217 Bool_t do10to8 = res->Do10to8();
aacedc3e 1218 Bool_t high = kFALSE;
1219
1220 fHitMap2->FlagHit(i,j);
1221 //
1222 // check the online zero-suppression conditions
1223 //
1224 const Int_t kMaxNeighbours = 4;
1225 Int_t nn;
1226 Int_t dbx,tlx,thx;
1227 Int_t xList[kMaxNeighbours], yList[kMaxNeighbours];
8ba39da9 1228 seg->Neighbours(i,j,&nn,xList,yList);
aacedc3e 1229 Int_t in,ix,iy,qns;
1230 for (in=0; in<nn; in++) {
1231 ix=xList[in];
1232 iy=yList[in];
1233 if (fHitMap2->TestHit(ix,iy)==kUnused) {
1234 CompressionParam(ix,dbx,tlx,thx);
1235 Int_t qn = (Int_t)(fHitMap2->GetSignal(ix,iy));
1236 qn -= dbx; // if baseline eq. is done here
1237 if ((qn-tlx) < minval) {
1238 fHitMap2->FlagHit(ix,iy);
1239 continue;
1240 } else {
1241 if ((qn - thx) >= minval) high=kTRUE;
1242 if (cond) {
1243 if(do10to8) signal = Convert10to8(signal);
1244 AddDigit(i,j,signal);
1245 } // end if cond
1246 if(do10to8) qns = Convert10to8(qn);
1247 else qns=qn;
1248 if (!high) AddDigit(ix,iy,qns);
1249 cond=kFALSE;
1250 if(!high) fHitMap2->FlagHit(ix,iy);
1251 } // end if qn-tlx < minval
1252 } // end if TestHit
1253 } // end for in loop over neighbours
b0f5e3fc 1254}
8a33ae9e 1255//______________________________________________________________________
b0f5e3fc 1256void AliITSsimulationSDD::Init1D(){
aacedc3e 1257 // this is just a copy-paste of input taken from 2D algo
1258 // Torino people should give input
1259 // Read 1D zero-suppression parameters for SDD
1260
1261 if (!strstr(fParam.Data(),"file")) return;
1262
1263 Int_t na,pos,tempTh;
1264 Float_t mu,sigma;
1265 Float_t *savemu = new Float_t [fNofMaps];
1266 Float_t *savesigma = new Float_t [fNofMaps];
1267 char input[100],basel[100],par[100];
1268 char *filtmp;
1269 Double_t tmp1,tmp2;
f45f6658 1270 AliITSCalibrationSDD* res = (AliITSCalibrationSDD*)GetCalibrationModel(fModule);
8ba39da9 1271
1272 res->Thresholds(tmp1,tmp2);
aacedc3e 1273 Int_t minval = static_cast<Int_t>(tmp1);
1274
8ba39da9 1275 res->Filenames(input,basel,par);
aacedc3e 1276 fFileName=par;
1277
1278 // set first the disable and tol param
1279 SetCompressParam();
1280 //
1281 filtmp = gSystem->ExpandPathName(fFileName.Data());
1282 FILE *param = fopen(filtmp,"r");
1283 na = 0;
1284
1285 if (param) {
1286 fscanf(param,"%d %d %d %d ", &fT2[0], &fT2[1], &fTol[0], &fTol[1]);
1287 while(fscanf(param,"%d %f %f",&pos, &mu, &sigma) != EOF) {
1288 if (pos != na+1) {
1289 Error("Init1D","Anode number not in increasing order!",filtmp);
1290 exit(1);
1291 } // end if pos != na+1
1292 savemu[na]=mu;
1293 savesigma[na]=sigma;
1294 if ((2.*sigma) < mu) {
1295 fD[na] = (Int_t)floor(mu - 2.0*sigma + 0.5);
1296 mu = 2.0 * sigma;
1297 } else fD[na] = 0;
1298 tempTh = (Int_t)floor(mu+2.25*sigma+0.5) - minval;
1299 if (tempTh < 0) tempTh=0;
1300 fT1[na] = tempTh;
1301 na++;
1302 } // end while
1303 } else {
1304 Error("Init1D","THE FILE %s DOES NOT EXIST !",filtmp);
1305 exit(1);
1306 } // end if(param)
1307
1308 fclose(param);
1309 delete [] filtmp;
1310 delete [] savemu;
1311 delete [] savesigma;
8a33ae9e 1312}
1313//______________________________________________________________________
b0f5e3fc 1314void AliITSsimulationSDD::Compress1D(){
aacedc3e 1315 // 1D zero-suppression algorithm (from Gianluca A.)
1316 Int_t dis,tol,thres,decr,diff;
1317 UChar_t *str=fStream->Stream();
1318 Int_t counter=0;
f45f6658 1319 AliITSCalibrationSDD* res = (AliITSCalibrationSDD*)GetCalibrationModel(fModule);
8ba39da9 1320
1321 Bool_t do10to8=res->Do10to8();
aacedc3e 1322 Int_t last=0;
1323 Int_t k,i,j;
f45f6658 1324 SetCompressParam();
aacedc3e 1325 for (k=0; k<2; k++) {
1326 tol = Tolerance(k);
1327 dis = Disable(k);
1328 for (i=0; i<fNofMaps/2; i++) {
1329 Bool_t firstSignal=kTRUE;
1330 Int_t idx=i+k*fNofMaps/2;
1331 if( !fAnodeFire[idx] ) continue;
1332 CompressionParam(idx,decr,thres);
1333
1334 for (j=0; j<fMaxNofSamples; j++) {
1335 Int_t signal=(Int_t)(fHitMap2->GetSignal(idx,j));
1336 signal -= decr; // if baseline eq.
1337 if(do10to8) signal = Convert10to8(signal);
1338 if (signal <= thres) {
1339 signal=0;
1340 diff=128;
1341 last=0;
1342 // write diff in the buffer for HuffT
1343 str[counter]=(UChar_t)diff;
1344 counter++;
1345 continue;
1346 } // end if signal <= thres
1347 diff=signal-last;
1348 if (diff > 127) diff=127;
1349 if (diff < -128) diff=-128;
1350 if (signal < dis) {
1351 // tol has changed to 8 possible cases ? - one can write
1352 // this if(TMath::Abs(diff)<tol) ... else ...
1353 if(TMath::Abs(diff)<tol) diff=0;
1354 // or keep it as it was before
1355 AddDigit(idx,j,last+diff);
1356 } else {
1357 AddDigit(idx,j,signal);
1358 } // end if singal < dis
1359 diff += 128;
1360 // write diff in the buffer used to compute Huffman tables
1361 if (firstSignal) str[counter]=(UChar_t)signal;
1362 else str[counter]=(UChar_t)diff;
1363 counter++;
1364 last=signal;
1365 firstSignal=kFALSE;
1366 } // end for j loop time samples
1367 } // end for i loop anodes one half of detector
1368 } // end for k
b0f5e3fc 1369
1370 // check
aacedc3e 1371 fStream->CheckCount(counter);
b0f5e3fc 1372
aacedc3e 1373 // open file and write out the stream of diff's
1374 static Bool_t open=kTRUE;
1375 static TFile *outFile;
8ba39da9 1376 Bool_t write = res->OutputOption();
aacedc3e 1377 TDirectory *savedir = gDirectory;
b0f5e3fc 1378
aacedc3e 1379 if (write ) {
1380 if(open) {
1381 SetFileName("stream.root");
1382 cout<<"filename "<<fFileName<<endl;
1383 outFile=new TFile(fFileName,"recreate");
1384 cout<<"I have opened "<<fFileName<<" file "<<endl;
1385 } // end if open
1386 open = kFALSE;
1387 outFile->cd();
1388 fStream->Write();
1389 } // endif write
1390
1391 fStream->ClearStream();
1392
1393 // back to galice.root file
1394 if(savedir) savedir->cd();
8a33ae9e 1395}
1396//______________________________________________________________________
b0f5e3fc 1397void AliITSsimulationSDD::StoreAllDigits(){
aacedc3e 1398 // if non-zero-suppressed data
f45f6658 1399 AliITSCalibrationSDD* res = (AliITSCalibrationSDD*)GetCalibrationModel(fModule);
8ba39da9 1400
1401 Bool_t do10to8 = res->Do10to8();
aacedc3e 1402 Int_t i, j, digits[3];
1403
1404 for (i=0; i<fNofMaps; i++) {
1405 for (j=0; j<fMaxNofSamples; j++) {
1406 Int_t signal=(Int_t)(fHitMap2->GetSignal(i,j));
1407 if(do10to8) signal = Convert10to8(signal);
1408 digits[0] = i;
1409 digits[1] = j;
1410 digits[2] = signal;
1411 fITS->AddRealDigit(1,digits);
0599a018 1412 } // end for j
aacedc3e 1413 } // end for i
b0f5e3fc 1414}
8a33ae9e 1415//______________________________________________________________________
ece86d9a 1416void AliITSsimulationSDD::CreateHistograms(Int_t scale){
aacedc3e 1417 // Creates histograms of maps for debugging
1418 Int_t i;
1419
1420 fHis=new TObjArray(fNofMaps);
1421 for (i=0;i<fNofMaps;i++) {
1422 TString sddName("sdd_");
1423 Char_t candNum[4];
1424 sprintf(candNum,"%d",i+1);
1425 sddName.Append(candNum);
1426 fHis->AddAt(new TH1F(sddName.Data(),"SDD maps",scale*fMaxNofSamples,
1427 0.,(Float_t) scale*fMaxNofSamples), i);
1428 } // end for i
b0f5e3fc 1429}
8a33ae9e 1430//______________________________________________________________________
ece86d9a 1431void AliITSsimulationSDD::FillHistograms(){
aacedc3e 1432 // fill 1D histograms from map
8a33ae9e 1433
aacedc3e 1434 if (!fHis) return;
8a33ae9e 1435
aacedc3e 1436 for( Int_t i=0; i<fNofMaps; i++) {
1437 TH1F *hist =(TH1F *)fHis->UncheckedAt(i);
1438 Int_t nsamples = hist->GetNbinsX();
1439 for( Int_t j=0; j<nsamples; j++) {
1440 Double_t signal=fHitMap2->GetSignal(i,j);
1441 hist->Fill((Float_t)j,signal);
1442 } // end for j
1443 } // end for i
ece86d9a 1444}
8a33ae9e 1445//______________________________________________________________________
b0f5e3fc 1446void AliITSsimulationSDD::ResetHistograms(){
aacedc3e 1447 // Reset histograms for this detector
1448 Int_t i;
8a33ae9e 1449
aacedc3e 1450 for (i=0;i<fNofMaps;i++ ) {
1451 if (fHis->At(i)) ((TH1F*)fHis->At(i))->Reset();
1452 } // end for i
b0f5e3fc 1453}
8a33ae9e 1454//______________________________________________________________________
b0f5e3fc 1455TH1F *AliITSsimulationSDD::GetAnode(Int_t wing, Int_t anode) {
aacedc3e 1456 // Fills a histogram from a give anode.
8a33ae9e 1457
aacedc3e 1458 if (!fHis) return 0;
8a33ae9e 1459
aacedc3e 1460 if(wing <=0 || wing > 2) {
1461 Warning("GetAnode","Wrong wing number: %d",wing);
1462 return NULL;
1463 } // end if wing <=0 || wing >2
1464 if(anode <=0 || anode > fNofMaps/2) {
1465 Warning("GetAnode","Wrong anode number: %d",anode);
1466 return NULL;
1467 } // end if ampde <=0 || andoe > fNofMaps/2
8a33ae9e 1468
aacedc3e 1469 Int_t index = (wing-1)*fNofMaps/2 + anode-1;
1470 return (TH1F*)(fHis->At(index));
b0f5e3fc 1471}
8a33ae9e 1472//______________________________________________________________________
b0f5e3fc 1473void AliITSsimulationSDD::WriteToFile(TFile *hfile) {
aacedc3e 1474 // Writes the histograms to a file
b0f5e3fc 1475
aacedc3e 1476 if (!fHis) return;
8a33ae9e 1477
aacedc3e 1478 hfile->cd();
1479 Int_t i;
1480 for(i=0; i<fNofMaps; i++) fHis->At(i)->Write(); //fAdcs[i]->Write();
1481 return;
b0f5e3fc 1482}
8a33ae9e 1483//______________________________________________________________________
ece86d9a 1484Float_t AliITSsimulationSDD::GetNoise() {
aacedc3e 1485 // Returns the noise value
1486 //Bool_t do10to8=GetResp()->Do10to8();
1487 //noise will always be in the liniar part of the signal
1488 Int_t decr;
1489 Int_t threshold = fT1[0];
1490 char opt1[20], opt2[20];
f45f6658 1491 AliITSCalibrationSDD* res = (AliITSCalibrationSDD*)GetCalibrationModel(fModule);
1492 SetCompressParam();
fcf95fc7 1493 res->GetParamOptions(opt1,opt2);
aacedc3e 1494 fParam=opt2;
aacedc3e 1495 Double_t noise,baseline;
f45f6658 1496 //GetBaseline(fModule);
aacedc3e 1497
1498 TCanvas *c2 = (TCanvas*)gROOT->GetListOfCanvases()->FindObject("c2");
1499 if(c2) delete c2->GetPrimitive("noisehist");
1500 if(c2) delete c2->GetPrimitive("anode");
1501 else c2=new TCanvas("c2");
1502 c2->cd();
1503 c2->SetFillColor(0);
1504
1505 TH1F *noisehist = new TH1F("noisehist","noise",100,0.,(float)2*threshold);
1506 TH1F *anode = new TH1F("anode","Anode Projection",fMaxNofSamples,0.,
1507 (float)fMaxNofSamples);
1508 Int_t i,k;
1509 for (i=0;i<fNofMaps;i++) {
1510 CompressionParam(i,decr,threshold);
f45f6658 1511 baseline = res->GetBaseline(i);
1512 noise = res->GetNoise(i);
aacedc3e 1513 anode->Reset();
1514 for (k=0;k<fMaxNofSamples;k++) {
1515 Float_t signal=(Float_t)fHitMap2->GetSignal(i,k);
1516 //if (signal <= (float)threshold) noisehist->Fill(signal-baseline);
1517 if (signal <= (float)(threshold+decr)) noisehist->Fill(signal);
1518 anode->Fill((float)k,signal);
1519 } // end for k
1520 anode->Draw();
1521 c2->Update();
1522 } // end for i
1523 TF1 *gnoise = new TF1("gnoise","gaus",0.,threshold);
1524 noisehist->Fit("gnoise","RQ");
1525 noisehist->Draw();
ece86d9a 1526 c2->Update();
aacedc3e 1527 Float_t mnoise = gnoise->GetParameter(1);
1528 cout << "mnoise : " << mnoise << endl;
1529 Float_t rnoise = gnoise->GetParameter(2);
1530 cout << "rnoise : " << rnoise << endl;
1531 delete noisehist;
1532 return rnoise;
50d05d7b 1533}
1534//______________________________________________________________________
1535void AliITSsimulationSDD::WriteSDigits(){
aacedc3e 1536 // Fills the Summable digits Tree
1537 static AliITS *aliITS = (AliITS*)gAlice->GetModule("ITS");
1538
1539 for( Int_t i=0; i<fNofMaps; i++ ) {
1540 if( !fAnodeFire[i] ) continue;
1541 for( Int_t j=0; j<fMaxNofSamples; j++ ) {
1542 Double_t sig = fHitMap2->GetSignal( i, j );
1543 if( sig > 0.2 ) {
1544 Int_t jdx = j*fScaleSize;
1545 Int_t index = fpList->GetHitIndex( i, j );
1546 AliITSpListItem pItemTmp2( fModule, index, 0. );
1547 // put the fScaleSize analog digits in only one
1548 for( Int_t ik=0; ik<fScaleSize; ik++ ) {
1549 AliITSpListItem *pItemTmp = fpList->GetpListItem(i,jdx+ik);
1550 if( pItemTmp == 0 ) continue;
1551 pItemTmp2.Add( pItemTmp );
1552 }
1553 pItemTmp2.AddSignalAfterElect( fModule, index, sig );
1554 pItemTmp2.AddNoise(fModule,index,fHitNoiMap2->GetSignal(i,j));
1555 aliITS->AddSumDigit( pItemTmp2 );
1556 } // end if (sig > 0.2)
1557 }
48058160 1558 }
aacedc3e 1559 return;
b0f5e3fc 1560}
8a33ae9e 1561//______________________________________________________________________
d2f55a22 1562void AliITSsimulationSDD::PrintStatus() const {
aacedc3e 1563 // Print SDD simulation Parameters
1564
1565 cout << "**************************************************" << endl;
1566 cout << " Silicon Drift Detector Simulation Parameters " << endl;
1567 cout << "**************************************************" << endl;
1568 cout << "Flag for Perpendicular tracks: " << (Int_t) fFlag << endl;
1569 cout << "Flag for noise checking: " << (Int_t) fCheckNoise << endl;
1570 cout << "Flag to switch off electronics: " << (Int_t) fDoFFT << endl;
1571 cout << "Number pf Anodes used: " << fNofMaps << endl;
1572 cout << "Number of Time Samples: " << fMaxNofSamples << endl;
1573 cout << "Scale size factor: " << fScaleSize << endl;
1574 cout << "**************************************************" << endl;
44a312c3 1575}