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Allowing modularity of the MUON geometry during the generation (geant) phase with...
[u/mrichter/AliRoot.git] / ITS / AliITSsimulationSDD.cxx
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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
94de3818 23#include <TSystem.h>
24#include <TROOT.h>
608f25d8 25#include <TStopwatch.h>
ece86d9a 26#include <TCanvas.h>
27#include <TF1.h>
28#include <TRandom.h>
1ca7869b 29#include <TH1.h>
30#include <TFile.h>
31#include <TVector.h>
32#include <TArrayI.h>
33#include <TArrayF.h>
ece86d9a 34
b0f5e3fc 35#include "AliRun.h"
e8189707 36#include "AliITS.h"
ece86d9a 37#include "AliITShit.h"
e869281d 38#include "AliITSdigitSDD.h"
39#include "AliITSdigitSPD.h"
ece86d9a 40#include "AliITSmodule.h"
c7a4dac0 41#include "AliITSpList.h"
e8189707 42#include "AliITSMapA1.h"
43#include "AliITSMapA2.h"
e8189707 44#include "AliITSetfSDD.h"
45#include "AliITSRawData.h"
b0f5e3fc 46#include "AliITSHuffman.h"
50d05d7b 47#include "AliITSgeom.h"
ece86d9a 48#include "AliITSsegmentation.h"
49#include "AliITSresponse.h"
c7a4dac0 50#include "AliITSsegmentationSDD.h"
51#include "AliITSresponseSDD.h"
1ca7869b 52#include "AliITSsimulationSDD.h"
b0f5e3fc 53
b0f5e3fc 54ClassImp(AliITSsimulationSDD)
55////////////////////////////////////////////////////////////////////////
56// Version: 0
57// Written by Piergiorgio Cerello
58// November 23 1999
59//
60// AliITSsimulationSDD is the simulation of SDDs.
61 //
62//Begin_Html
63/*
aacedc3e 64 <img src="picts/ITS/AliITShit_Class_Diagram.gif">
65 </pre>
66 <br clear=left>
67 <font size=+2 color=red>
68 <p>This show the relasionships between the ITS hit class and the
69 rest of Aliroot.
70 </font>
71 <pre>
72*/
73//End_Html
3d2c9d72 74 //______________________________________________________________________
aacedc3e 75Int_t power(Int_t b, Int_t e) {
76 // compute b to the e power, where both b and e are Int_ts.
77 Int_t power = 1,i;
3d2c9d72 78
aacedc3e 79 for(i=0; i<e; i++) power *= b;
80 return power;
8a33ae9e 81}
82//______________________________________________________________________
b0f5e3fc 83void FastFourierTransform(AliITSetfSDD *alisddetf,Double_t *real,
84 Double_t *imag,Int_t direction) {
aacedc3e 85 // Do a Fast Fourier Transform
86
87 Int_t samples = alisddetf->GetSamples();
88 Int_t l = (Int_t) ((log((Float_t) samples)/log(2.))+0.5);
89 Int_t m1 = samples;
90 Int_t m = samples/2;
91 Int_t m2 = samples/m1;
92 Int_t i,j,k;
93 for(i=1; i<=l; i++) {
94 for(j=0; j<samples; j += m1) {
95 Int_t p = 0;
96 for(k=j; k<= j+m-1; k++) {
97 Double_t wsr = alisddetf->GetWeightReal(p);
98 Double_t wsi = alisddetf->GetWeightImag(p);
99 if(direction == -1) wsi = -wsi;
100 Double_t xr = *(real+k+m);
101 Double_t xi = *(imag+k+m);
102 *(real+k+m) = wsr*(*(real+k)-xr) - wsi*(*(imag+k)-xi);
103 *(imag+k+m) = wsr*(*(imag+k)-xi) + wsi*(*(real+k)-xr);
104 *(real+k) += xr;
105 *(imag+k) += xi;
106 p += m2;
107 } // end for k
108 } // end for j
109 m1 = m;
110 m /= 2;
111 m2 += m2;
3d2c9d72 112 } // end for i
aacedc3e 113
114 for(j=0; j<samples; j++) {
115 Int_t j1 = j;
116 Int_t p = 0;
117 Int_t i1;
118 for(i1=1; i1<=l; i1++) {
119 Int_t j2 = j1;
120 j1 /= 2;
121 p = p + p + j2 - j1 - j1;
122 } // end for i1
123 if(p >= j) {
124 Double_t xr = *(real+j);
125 Double_t xi = *(imag+j);
126 *(real+j) = *(real+p);
127 *(imag+j) = *(imag+p);
128 *(real+p) = xr;
129 *(imag+p) = xi;
130 } // end if p>=j
131 } // end for j
132 if(direction == -1) {
133 for(i=0; i<samples; i++) {
134 *(real+i) /= samples;
135 *(imag+i) /= samples;
136 } // end for i
137 } // end if direction == -1
138 return;
b0f5e3fc 139}
8a33ae9e 140//______________________________________________________________________
aacedc3e 141AliITSsimulationSDD::AliITSsimulationSDD():
142AliITSsimulation(),
143fITS(0),
144fHitMap2(0),
145fHitSigMap2(0),
146fHitNoiMap2(0),
147fStream(0),
148fElectronics(0),
149fInZR(0),
150fInZI(0),
151fOutZR(0),
152fOutZI(0),
153fAnodeFire(0),
154fHis(0),
155fD(),
156fT1(),
157fTol(),
158fBaseline(),
159fNoise(),
160fTreeB(0),
161fFileName(),
162fFlag(kFALSE),
163fCheckNoise(kFALSE),
164fCrosstalkFlag(kFALSE),
165fDoFFT(1),
166fNofMaps(0),
167fMaxNofSamples(0),
168fScaleSize(0){
169 // Default constructor
170 SetScaleFourier();
171 SetPerpendTracksFlag();
172 SetCrosstalkFlag();
173 SetDoFFT();
174 SetCheckNoise();
b0f5e3fc 175}
8a33ae9e 176//______________________________________________________________________
ac74f489 177AliITSsimulationSDD::AliITSsimulationSDD(AliITSsimulationSDD &source) :
aacedc3e 178 AliITSsimulation(source){
179 // Copy constructor to satify Coding roules only.
8a33ae9e 180
aacedc3e 181 if(this==&source) return;
182 Error("AliITSsimulationSSD","Not allowed to make a copy of "
183 "AliITSsimulationSDD Using default creater instead");
184 AliITSsimulationSDD();
b0f5e3fc 185}
8a33ae9e 186//______________________________________________________________________
c7a4dac0 187AliITSsimulationSDD& AliITSsimulationSDD::operator=(AliITSsimulationSDD &src){
aacedc3e 188 // Assignment operator to satify Coding roules only.
8a33ae9e 189
aacedc3e 190 if(this==&src) return *this;
191 Error("AliITSsimulationSSD","Not allowed to make a = with "
192 "AliITSsimulationSDD Using default creater instead");
193 return *this ;
b0f5e3fc 194}
8a33ae9e 195//______________________________________________________________________
c7a4dac0 196AliITSsimulationSDD::AliITSsimulationSDD(AliITSsegmentation *seg,
aacedc3e 197 AliITSresponse *resp):
198AliITSsimulation(seg,resp),
199fITS(0),
200fHitMap2(0),
201fHitSigMap2(0),
202fHitNoiMap2(0),
203fStream(0),
204fElectronics(0),
205fInZR(0),
206fInZI(0),
207fOutZR(0),
208fOutZI(0),
209fAnodeFire(0),
210fHis(0),
211fD(),
212fT1(),
213fTol(),
214fBaseline(),
215fNoise(),
216fTreeB(0),
217fFileName(),
218fFlag(kFALSE),
219fCheckNoise(kFALSE),
220fCrosstalkFlag(kFALSE),
221fDoFFT(1),
222fNofMaps(0),
223fMaxNofSamples(0),
224fScaleSize(0){
225 // Standard Constructor
226
227 Init();
c7a4dac0 228}
229//______________________________________________________________________
aacedc3e 230void AliITSsimulationSDD::Init(){
231 // Standard Constructor
232
233 SetScaleFourier();
234 SetPerpendTracksFlag();
235 SetCrosstalkFlag();
236 SetDoFFT();
237 SetCheckNoise();
238
239 fpList = new AliITSpList( GetSeg()->Npz(),
240 fScaleSize*GetSeg()->Npx() );
241 fHitSigMap2 = new AliITSMapA2(GetSeg(),fScaleSize,1);
242 fHitNoiMap2 = new AliITSMapA2(GetSeg(),fScaleSize,1);
243 fHitMap2 = fHitSigMap2;
244
245 fNofMaps = GetSeg()->Npz();
246 fMaxNofSamples = GetSeg()->Npx();
247 fAnodeFire = new Bool_t [fNofMaps];
43217ad9 248
aacedc3e 249 Float_t sddLength = GetSeg()->Dx();
250 Float_t sddWidth = GetSeg()->Dz();
251
252 Int_t dummy = 0;
253 Float_t anodePitch = GetSeg()->Dpz(dummy);
254 Double_t timeStep = (Double_t)GetSeg()->Dpx(dummy);
255 Float_t driftSpeed = GetResp()->DriftSpeed();
256
257 if(anodePitch*(fNofMaps/2) > sddWidth) {
258 Warning("AliITSsimulationSDD",
259 "Too many anodes %d or too big pitch %f \n",
260 fNofMaps/2,anodePitch);
261 } // end if
b0f5e3fc 262
aacedc3e 263 if(timeStep*fMaxNofSamples < sddLength/driftSpeed) {
264 Error("AliITSsimulationSDD",
265 "Time Interval > Allowed Time Interval: exit\n");
266 return;
267 } // end if
b0f5e3fc 268
aacedc3e 269 fElectronics = new AliITSetfSDD(timeStep/fScaleSize,
270 GetResp()->Electronics());
b0f5e3fc 271
aacedc3e 272 char opt1[20], opt2[20];
273 GetResp()->ParamOptions(opt1,opt2);
274 fParam = opt2;
275 char *same = strstr(opt1,"same");
276 if (same) {
277 fNoise.Set(0);
278 fBaseline.Set(0);
279 } else {
280 fNoise.Set(fNofMaps);
281 fBaseline.Set(fNofMaps);
282 } // end if
5d18fa90 283
aacedc3e 284 const char *kopt=GetResp()->ZeroSuppOption();
285 if (strstr(fParam.Data(),"file") ) {
286 fD.Set(fNofMaps);
287 fT1.Set(fNofMaps);
288 if (strstr(kopt,"2D")) {
289 fT2.Set(fNofMaps);
290 fTol.Set(0);
291 Init2D(); // desactivate if param change module by module
292 } else if(strstr(kopt,"1D")) {
293 fT2.Set(2);
294 fTol.Set(2);
295 Init1D(); // desactivate if param change module by module
296 } // end if strstr
297 } else {
298 fD.Set(2);
299 fTol.Set(2);
300 fT1.Set(2);
301 fT2.Set(2);
302 SetCompressParam();
303 } // end if else strstr
304
305 Bool_t write = GetResp()->OutputOption();
306 if(write && strstr(kopt,"2D")) MakeTreeB();
307
308 // call here if baseline does not change by module
309 // ReadBaseline();
310
311 fITS = (AliITS*)gAlice->GetModule("ITS");
312 Int_t size = fNofMaps*fMaxNofSamples;
313 fStream = new AliITSInStream(size);
314
315 fInZR = new Double_t [fScaleSize*fMaxNofSamples];
316 fInZI = new Double_t [fScaleSize*fMaxNofSamples];
317 fOutZR = new Double_t [fScaleSize*fMaxNofSamples];
318 fOutZI = new Double_t [fScaleSize*fMaxNofSamples];
b0f5e3fc 319}
8a33ae9e 320//______________________________________________________________________
b0f5e3fc 321AliITSsimulationSDD::~AliITSsimulationSDD() {
aacedc3e 322 // destructor
323
324 // delete fpList;
325 delete fHitSigMap2;
326 delete fHitNoiMap2;
327 delete fStream;
328 delete fElectronics;
329
330 fITS = 0;
331
332 if (fHis) {
333 fHis->Delete();
334 delete fHis;
335 } // end if fHis
336 if(fTreeB) delete fTreeB;
337 if(fInZR) delete [] fInZR;
338 if(fInZI) delete [] fInZI;
339 if(fOutZR) delete [] fOutZR;
340 if(fOutZI) delete [] fOutZI;
341 if(fAnodeFire) delete [] fAnodeFire;
b0f5e3fc 342}
8a33ae9e 343//______________________________________________________________________
50d05d7b 344void AliITSsimulationSDD::InitSimulationModule( Int_t module, Int_t event ) {
aacedc3e 345 // create maps to build the lists of tracks for each summable digit
346 fModule = module;
347 fEvent = event;
348 ClearMaps();
349 memset(fAnodeFire,0,sizeof(Bool_t)*fNofMaps);
50d05d7b 350}
351//______________________________________________________________________
352void AliITSsimulationSDD::ClearMaps() {
aacedc3e 353 // clear maps
354 fpList->ClearMap();
355 fHitSigMap2->ClearMap();
356 fHitNoiMap2->ClearMap();
50d05d7b 357}
358//______________________________________________________________________
aacedc3e 359void AliITSsimulationSDD::SDigitiseModule(AliITSmodule *mod,Int_t md,Int_t ev){
360 // digitize module using the "slow" detector simulator creating
361 // summable digits.
362
363 TObjArray *fHits = mod->GetHits();
364 Int_t nhits = fHits->GetEntriesFast();
365 if( !nhits ) return;
366
367 InitSimulationModule( md, ev );
368 HitsToAnalogDigits( mod );
369 ChargeToSignal( kFALSE ); // - Process signal without add noise
370 fHitMap2 = fHitNoiMap2; // - Swap to noise map
371 ChargeToSignal( kTRUE ); // - Process only noise
372 fHitMap2 = fHitSigMap2; // - Return to signal map
373 WriteSDigits();
374 ClearMaps();
50d05d7b 375}
376//______________________________________________________________________
aacedc3e 377Bool_t AliITSsimulationSDD::AddSDigitsToModule(TClonesArray *pItemArray,
378 Int_t mask ) {
379 // Add Summable digits to module maps.
380 Int_t nItems = pItemArray->GetEntries();
381 Double_t maxadc = GetResp()->MaxAdc();
382 Bool_t sig = kFALSE;
48058160 383
aacedc3e 384 // cout << "Adding "<< nItems <<" SDigits to module " << fModule << endl;
385 for( Int_t i=0; i<nItems; i++ ) {
386 AliITSpListItem * pItem = (AliITSpListItem *)(pItemArray->At( i ));
387 if( pItem->GetModule() != fModule ) {
388 Error( "AliITSsimulationSDD","Error reading, SDigits module "
389 "%d != current module %d: exit",
390 pItem->GetModule(), fModule );
391 return sig;
392 } // end if
393
394 if(pItem->GetSignal()>0.0 ) sig = kTRUE;
43217ad9 395
aacedc3e 396 fpList->AddItemTo( mask, pItem ); // Add SignalAfterElect + noise
397 AliITSpListItem * pItem2 = fpList->GetpListItem( pItem->GetIndex() );
398 Double_t sigAE = pItem2->GetSignalAfterElect();
399 if( sigAE >= maxadc ) sigAE = maxadc-1; // avoid overflow signal
400 Int_t ia;
401 Int_t it;
402 fpList->GetMapIndex( pItem->GetIndex(), ia, it );
403 fHitMap2->SetHit( ia, it, sigAE );
404 fAnodeFire[ia] = kTRUE;
405 }
406 return sig;
48058160 407}
50d05d7b 408//______________________________________________________________________
409void AliITSsimulationSDD::FinishSDigitiseModule() {
aacedc3e 410 // digitize module using the "slow" detector simulator from
411 // the sum of summable digits.
412 FinishDigits() ;
413 ClearMaps();
c7a4dac0 414}
415//______________________________________________________________________
b0f5e3fc 416void AliITSsimulationSDD::DigitiseModule(AliITSmodule *mod,Int_t md,Int_t ev){
aacedc3e 417 // create maps to build the lists of tracks for each digit
b0f5e3fc 418
aacedc3e 419 TObjArray *fHits = mod->GetHits();
420 Int_t nhits = fHits->GetEntriesFast();
8a33ae9e 421
aacedc3e 422 InitSimulationModule( md, ev );
50d05d7b 423
aacedc3e 424 if( !nhits && fCheckNoise ) {
425 ChargeToSignal( kTRUE ); // process noise
426 GetNoise();
427 ClearMaps();
428 return;
429 } else
430 if( !nhits ) return;
48058160 431
aacedc3e 432 HitsToAnalogDigits( mod );
433 ChargeToSignal( kTRUE ); // process signal + noise
434
435 for( Int_t i=0; i<fNofMaps; i++ ) {
436 for( Int_t j=0; j<fMaxNofSamples; j++ ) {
437 Int_t jdx = j*fScaleSize;
438 Int_t index = fpList->GetHitIndex( i, j );
439 AliITSpListItem pItemTmp2( fModule, index, 0. );
440 // put the fScaleSize analog digits in only one
441 for( Int_t ik=0; ik<fScaleSize; ik++ ) {
442 AliITSpListItem *pItemTmp = fpList->GetpListItem( i, jdx+ik );
443 if( pItemTmp == 0 ) continue;
444 pItemTmp2.Add( pItemTmp );
445 }
446 fpList->DeleteHit( i, j );
447 fpList->AddItemTo( 0, &pItemTmp2 );
448 }
48058160 449 }
aacedc3e 450 FinishDigits();
451 ClearMaps();
c7a4dac0 452}
453//______________________________________________________________________
50d05d7b 454void AliITSsimulationSDD::FinishDigits() {
aacedc3e 455 // introduce the electronics effects and do zero-suppression if required
8a33ae9e 456
aacedc3e 457 ApplyDeadChannels();
458 if( fCrosstalkFlag ) ApplyCrosstalk();
50d05d7b 459
aacedc3e 460 const char *kopt = GetResp()->ZeroSuppOption();
461 ZeroSuppression( kopt );
c7a4dac0 462}
463//______________________________________________________________________
50d05d7b 464void AliITSsimulationSDD::HitsToAnalogDigits( AliITSmodule *mod ) {
aacedc3e 465 // create maps to build the lists of tracks for each digit
466
467 TObjArray *hits = mod->GetHits();
468 Int_t nhits = hits->GetEntriesFast();
469 // Int_t arg[6] = {0,0,0,0,0,0};
470 Int_t dummy = 0;
471 Int_t nofAnodes = fNofMaps/2;
472 Float_t sddLength = GetSeg()->Dx();
473 Float_t sddWidth = GetSeg()->Dz();
474 Float_t anodePitch = GetSeg()->Dpz(dummy);
475 Float_t timeStep = GetSeg()->Dpx(dummy);
476 Float_t driftSpeed = GetResp()->DriftSpeed();
477 Float_t maxadc = GetResp()->MaxAdc();
478 Float_t topValue = GetResp()->DynamicRange();
479 Float_t cHloss = GetResp()->ChargeLoss();
480 Float_t norm = maxadc/topValue;
481 Double_t dfCoeff, s1; GetResp()->DiffCoeff(dfCoeff,s1); // Signal 2d Shape
40c33378 482 Double_t eVpairs = GetResp()->GetGeVToCharge()*1.0E9; // 3.6 eV by def.
aacedc3e 483 Float_t nsigma = GetResp()->NSigmaIntegration(); //
484 Int_t nlookups = GetResp()->GausNLookUp(); //
485 Float_t jitter = ((AliITSresponseSDD*)GetResp())->JitterError(); //
486
487 // Piergiorgio's part (apart for few variables which I made float
488 // when i thought that can be done
489 // Fill detector maps with GEANT hits
490 // loop over hits in the module
491
492 const Float_t kconv = 1.0e+6; // GeV->KeV
493 Int_t itrack = 0;
494 Int_t hitDetector; // detector number (lay,lad,hitDetector)
495 Int_t iWing; // which detector wing/side.
496 Int_t detector; // 2*(detector-1)+iWing
497 Int_t ii,kk,ka,kt; // loop indexs
498 Int_t ia,it,index; // sub-pixel integration indexies
499 Int_t iAnode; // anode number.
500 Int_t timeSample; // time buckett.
501 Int_t anodeWindow; // anode direction charge integration width
502 Int_t timeWindow; // time direction charge integration width
503 Int_t jamin,jamax; // anode charge integration window
504 Int_t jtmin,jtmax; // time charge integration window
505 Int_t ndiv; // Anode window division factor.
506 Int_t nsplit; // the number of splits in anode and time windows==1.
507 Int_t nOfSplits; // number of times track length is split into
508 Float_t nOfSplitsF; // Floating point version of nOfSplits.
509 Float_t kkF; // Floating point version of loop index kk.
510 Float_t pathInSDD; // Track length in SDD.
511 Float_t drPath; // average position of track in detector. in microns
512 Float_t drTime; // Drift time
513 Float_t nmul; // drift time window multiplication factor.
514 Float_t avDrft; // x position of path length segment in cm.
515 Float_t avAnode; // Anode for path length segment in Anode number (float)
516 Float_t xAnode; // Floating point anode number.
517 Float_t driftPath; // avDrft in microns.
518 Float_t width; // width of signal at anodes.
519 Double_t depEnergy; // Energy deposited in this GEANT step.
520 Double_t xL[3],dxL[3]; // local hit coordinates and diff.
521 Double_t sigA; // sigma of signal at anode.
522 Double_t sigT; // sigma in time/drift direction for track segment
523 Double_t aStep,aConst; // sub-pixel size and offset anode
524 Double_t tStep,tConst; // sub-pixel size and offset time
525 Double_t amplitude; // signal amplitude for track segment in nanoAmpere
526 Double_t chargeloss; // charge loss for track segment.
527 Double_t anodeAmplitude; // signal amplitude in anode direction
528 Double_t aExpo; // exponent of Gaussian anode direction
529 Double_t timeAmplitude; // signal amplitude in time direction
530 Double_t tExpo; // exponent of Gaussian time direction
531 // Double_t tof; // Time of flight in ns of this step.
532
533 for(ii=0; ii<nhits; ii++) {
534 if(!mod->LineSegmentL(ii,xL[0],dxL[0],xL[1],dxL[1],xL[2],dxL[2],
535 depEnergy,itrack)) continue;
536 xL[0] += 0.0001*gRandom->Gaus( 0, jitter ); //
537 depEnergy *= kconv;
538 hitDetector = mod->GetDet();
539 //tof = 1.E+09*(mod->GetHit(ii)->GetTOF()); // tof in ns.
540 //if(tof>sddLength/driftSpeed) continue; // hit happed too late.
541
542 // scale path to simulate a perpendicular track
543 // continue if the particle did not lose energy
544 // passing through detector
545 if (!depEnergy) {
546 if(GetDebug()){
547 Warning("HitsToAnalogDigits",
548 "fTrack = %d hit=%d module=%d This particle has"
549 " passed without losing energy!",
550 itrack,ii,mod->GetIndex());
551 }
552 continue;
553 } // end if !depEnergy
554
555 pathInSDD = TMath::Sqrt(dxL[0]*dxL[0]+dxL[1]*dxL[1]+dxL[2]*dxL[2]);
556
557 if (fFlag && pathInSDD) { depEnergy *= (0.03/pathInSDD); }
558 drPath = 10000.*(dxL[0]+2.*xL[0])*0.5;
559 if(drPath < 0) drPath = -drPath;
560 drPath = sddLength-drPath;
561 if(drPath < 0) {
562 if(GetDebug()){ // this should be fixed at geometry level
563 Warning("HitsToAnalogDigits",
564 "negative drift path drPath=%e sddLength=%e dxL[0]=%e "
565 "xL[0]=%e",
566 drPath,sddLength,dxL[0],xL[0]);
567 }
568 continue;
569 } // end if drPath < 0
570
571 // Compute number of segments to brake step path into
572 drTime = drPath/driftSpeed; // Drift Time
573 sigA = TMath::Sqrt(2.*dfCoeff*drTime+s1*s1);// Sigma along the anodes
574 // calcuate the number of time the path length should be split into.
575 nOfSplits = (Int_t) (1. + 10000.*pathInSDD/sigA);
576 if(fFlag) nOfSplits = 1;
577
578 // loop over path segments, init. some variables.
579 depEnergy /= nOfSplits;
580 nOfSplitsF = (Float_t) nOfSplits;
581 for(kk=0;kk<nOfSplits;kk++) { // loop over path segments
582 kkF = (Float_t) kk + 0.5;
583 avDrft = xL[0]+dxL[0]*kkF/nOfSplitsF;
584 avAnode = xL[2]+dxL[2]*kkF/nOfSplitsF;
585 driftPath = 10000.*avDrft;
586
587 iWing = 2; // Assume wing is 2
588 if(driftPath < 0) { // if wing is not 2 it is 1.
589 iWing = 1;
590 driftPath = -driftPath;
591 } // end if driftPath < 0
592 driftPath = sddLength-driftPath;
593 detector = 2*(hitDetector-1) + iWing;
594 if(driftPath < 0) {
595 if(GetDebug()){ // this should be fixed at geometry level
596 Warning("HitsToAnalogDigits","negative drift path "
597 "driftPath=%e sddLength=%e avDrft=%e dxL[0]=%e "
598 "xL[0]=%e",driftPath,sddLength,avDrft,dxL[0],
599 xL[0]);
600 }
601 continue;
602 } // end if driftPath < 0
603
604 // Drift Time
605 drTime = driftPath/driftSpeed; // drift time for segment.
606 timeSample = (Int_t) (fScaleSize*drTime/timeStep + 1);
607 // compute time Sample including tof information. The tof only
608 // effects the time of the signal is recoreded and not the
609 // the defusion.
610 // timeSample = (Int_t) (fScaleSize*(drTime+tof)/timeStep + 1);
611 if(timeSample > fScaleSize*fMaxNofSamples) {
612 Warning("HitsToAnalogDigits","Wrong Time Sample: %e",
613 timeSample);
614 continue;
615 } // end if timeSample > fScaleSize*fMaxNoofSamples
616
617 // Anode
618 xAnode = 10000.*(avAnode)/anodePitch + nofAnodes/2; // +1?
619 if(xAnode*anodePitch > sddWidth || xAnode*anodePitch < 0.)
620 Warning("HitsToAnalogDigits",
621 "Exceedubg sddWidth=%e Z = %e",
622 sddWidth,xAnode*anodePitch);
623 iAnode = (Int_t) (1.+xAnode); // xAnode?
624 if(iAnode < 1 || iAnode > nofAnodes) {
625 Warning("HitToAnalogDigits","Wrong iAnode: 1<%d>%d",
626 iAnode,nofAnodes);
627 continue;
628 } // end if iAnode < 1 || iAnode > nofAnodes
629
630 // store straight away the particle position in the array
631 // of particles and take idhit=ii only when part is entering (this
632 // requires FillModules() in the macro for analysis) :
b0f5e3fc 633
aacedc3e 634 // Sigma along the anodes for track segment.
635 sigA = TMath::Sqrt(2.*dfCoeff*drTime+s1*s1);
636 sigT = sigA/driftSpeed;
637 // Peak amplitude in nanoAmpere
638 amplitude = fScaleSize*160.*depEnergy/
639 (timeStep*eVpairs*2.*acos(-1.)*sigT*sigA);
640 amplitude *= timeStep/25.; // WARNING!!!!! Amplitude scaling to
641 // account for clock variations
642 // (reference value: 40 MHz)
643 chargeloss = 1.-cHloss*driftPath/1000;
644 amplitude *= chargeloss;
645 width = 2.*nsigma/(nlookups-1);
646 // Spread the charge
647 // Pixel index
648 ndiv = 2;
649 nmul = 3.;
650 if(drTime > 1200.) {
651 ndiv = 4;
652 nmul = 1.5;
653 } // end if drTime > 1200.
654 // Sub-pixel index
655 nsplit = 4; // hard-wired //nsplit=4;nsplit = (nsplit+1)/2*2;
656 // Sub-pixel size see computation of aExpo and tExpo.
657 aStep = anodePitch/(nsplit*fScaleSize*sigA);
658 aConst = xAnode*anodePitch/sigA;
659 tStep = timeStep/(nsplit*fScaleSize*sigT);
660 tConst = drTime/sigT;
661 // Define SDD window corresponding to the hit
662 anodeWindow = (Int_t)(fScaleSize*nsigma*sigA/anodePitch+1);
663 timeWindow = (Int_t) (fScaleSize*nsigma*sigT/timeStep+1.);
664 jamin = (iAnode - anodeWindow/ndiv - 1)*fScaleSize*nsplit +1;
665 jamax = (iAnode + anodeWindow/ndiv)*fScaleSize*nsplit;
666 if(jamin <= 0) jamin = 1;
667 if(jamax > fScaleSize*nofAnodes*nsplit)
668 jamax = fScaleSize*nofAnodes*nsplit;
669 // jtmin and jtmax are Hard-wired
670 jtmin = (Int_t)(timeSample-timeWindow*nmul-1)*nsplit+1;
671 jtmax = (Int_t)(timeSample+timeWindow*nmul)*nsplit;
672 if(jtmin <= 0) jtmin = 1;
673 if(jtmax > fScaleSize*fMaxNofSamples*nsplit)
674 jtmax = fScaleSize*fMaxNofSamples*nsplit;
675 // Spread the charge in the anode-time window
676 for(ka=jamin; ka <=jamax; ka++) {
677 ia = (ka-1)/(fScaleSize*nsplit) + 1;
678 if(ia <= 0) {
679 Warning("HitsToAnalogDigits","ia < 1: ");
680 continue;
681 } // end if
682 if(ia > nofAnodes) ia = nofAnodes;
683 aExpo = (aStep*(ka-0.5)-aConst);
684 if(TMath::Abs(aExpo) > nsigma) anodeAmplitude = 0.;
685 else {
686 dummy = (Int_t) ((aExpo+nsigma)/width);
687 anodeAmplitude = amplitude*GetResp()->GausLookUp(dummy);
688 } // end if TMath::Abs(aEspo) > nsigma
689 // index starts from 0
690 index = ((detector+1)%2)*nofAnodes+ia-1;
691 if(anodeAmplitude) for(kt=jtmin; kt<=jtmax; kt++) {
692 it = (kt-1)/nsplit+1; // it starts from 1
693 if(it<=0){
694 Warning("HitsToAnalogDigits","it < 1:");
695 continue;
696 } // end if
697 if(it>fScaleSize*fMaxNofSamples)
698 it = fScaleSize*fMaxNofSamples;
699 tExpo = (tStep*(kt-0.5)-tConst);
700 if(TMath::Abs(tExpo) > nsigma) timeAmplitude = 0.;
701 else {
702 dummy = (Int_t) ((tExpo+nsigma)/width);
703 timeAmplitude = anodeAmplitude*
704 GetResp()->GausLookUp(dummy);
705 } // end if TMath::Abs(tExpo) > nsigma
706 // build the list of Sdigits for this module
707 // arg[0] = index;
708 // arg[1] = it;
709 // arg[2] = itrack; // track number
710 // arg[3] = ii-1; // hit number.
711 timeAmplitude *= norm;
712 timeAmplitude *= 10;
713 // ListOfFiredCells(arg,timeAmplitude,alst,padr);
714 Double_t charge = timeAmplitude;
715 charge += fHitMap2->GetSignal(index,it-1);
716 fHitMap2->SetHit(index, it-1, charge);
717 fpList->AddSignal(index,it-1,itrack,ii-1,
718 mod->GetIndex(),timeAmplitude);
719 fAnodeFire[index] = kTRUE;
720 } // end if anodeAmplitude and loop over time in window
721 } // loop over anodes in window
722 } // end loop over "sub-hits"
723 } // end loop over hits
b0f5e3fc 724}
50d05d7b 725/*
8a33ae9e 726//______________________________________________________________________
b0f5e3fc 727void AliITSsimulationSDD::ListOfFiredCells(Int_t *arg,Double_t timeAmplitude,
3d2c9d72 728 TObjArray *alist,TClonesArray *padr){
aacedc3e 729 // Returns the list of "fired" cells.
730
731 Int_t index = arg[0];
732 Int_t ik = arg[1];
733 Int_t idtrack = arg[2];
734 Int_t idhit = arg[3];
735 Int_t counter = arg[4];
736 Int_t countadr = arg[5];
737 Double_t charge = timeAmplitude;
738 charge += fHitMap2->GetSignal(index,ik-1);
739 fHitMap2->SetHit(index, ik-1, charge);
740
741 Int_t digits[3];
742 Int_t it = (Int_t)((ik-1)/fScaleSize);
743 digits[0] = index;
744 digits[1] = it;
745 digits[2] = (Int_t)timeAmplitude;
746 Float_t phys;
747 if (idtrack >= 0) phys = (Float_t)timeAmplitude;
748 else phys = 0;
749
750 Double_t cellcharge = 0.;
751 AliITSTransientDigit* pdigit;
752 // build the list of fired cells and update the info
753 if (!fHitMap1->TestHit(index, it)) {
754 new((*padr)[countadr++]) TVector(3);
755 TVector &trinfo=*((TVector*) (*padr)[countadr-1]);
756 trinfo(0) = (Float_t)idtrack;
757 trinfo(1) = (Float_t)idhit;
758 trinfo(2) = (Float_t)timeAmplitude;
759
760 alist->AddAtAndExpand(new AliITSTransientDigit(phys,digits),counter);
761 fHitMap1->SetHit(index, it, counter);
762 counter++;
763 pdigit=(AliITSTransientDigit*)alist->At(alist->GetLast());
764 // list of tracks
765 TObjArray *trlist=(TObjArray*)pdigit->TrackList();
766 trlist->Add(&trinfo);
767 } else {
768 pdigit = (AliITSTransientDigit*) fHitMap1->GetHit(index, it);
769 for(Int_t kk=0;kk<fScaleSize;kk++) {
770 cellcharge += fHitMap2->GetSignal(index,fScaleSize*it+kk);
771 } // end for kk
772 // update charge
773 (*pdigit).fSignal = (Int_t)cellcharge;
774 (*pdigit).fPhysics += phys;
775 // update list of tracks
776 TObjArray* trlist = (TObjArray*)pdigit->TrackList();
777 Int_t lastentry = trlist->GetLast();
778 TVector *ptrkp = (TVector*)trlist->At(lastentry);
779 TVector &trinfo = *ptrkp;
780 Int_t lasttrack = Int_t(trinfo(0));
781 Float_t lastcharge=(trinfo(2));
782 if (lasttrack==idtrack ) {
783 lastcharge += (Float_t)timeAmplitude;
784 trlist->RemoveAt(lastentry);
785 trinfo(0) = lasttrack;
786 trinfo(1) = idhit;
787 trinfo(2) = lastcharge;
788 trlist->AddAt(&trinfo,lastentry);
789 } else {
790 new((*padr)[countadr++]) TVector(3);
791 TVector &trinfo=*((TVector*) (*padr)[countadr-1]);
792 trinfo(0) = (Float_t)idtrack;
793 trinfo(1) = (Float_t)idhit;
794 trinfo(2) = (Float_t)timeAmplitude;
795 trlist->Add(&trinfo);
796 } // end if lasttrack==idtrack
797
798 if(GetDebug()){
799 // check the track list - debugging
800 Int_t trk[20], htrk[20];
801 Float_t chtrk[20];
802 Int_t nptracks = trlist->GetEntriesFast();
803 if (nptracks > 2) {
804 Int_t tr;
805 for (tr=0;tr<nptracks;tr++) {
806 TVector *pptrkp = (TVector*)trlist->At(tr);
807 TVector &pptrk = *pptrkp;
808 trk[tr] = Int_t(pptrk(0));
809 htrk[tr] = Int_t(pptrk(1));
810 chtrk[tr] = (pptrk(2));
811 cout << "nptracks "<<nptracks << endl;
812 } // end for tr
813 } // end if nptracks
814 } // end if GetDebug()
815 } // end if pdigit
816
817 // update counter and countadr for next call.
818 arg[4] = counter;
819 arg[5] = countadr;
b0f5e3fc 820}
50d05d7b 821*/
b0f5e3fc 822//____________________________________________
50d05d7b 823void AliITSsimulationSDD::AddDigit( Int_t i, Int_t j, Int_t signal ) {
aacedc3e 824 // Adds a Digit.
825 Int_t size = AliITSdigitSPD::GetNTracks();
826 Int_t digits[3];
827 Int_t * tracks = new Int_t[size];
828 Int_t * hits = new Int_t[size];
829 Float_t phys;
830 Float_t * charges = new Float_t[size];
831
832 digits[0] = i;
833 digits[1] = j;
834 digits[2] = signal;
835
836 AliITSpListItem *pItem = fpList->GetpListItem( i, j );
837 if( pItem == 0 ) {
838 phys = 0.0;
839 for( Int_t l=0; l<size; l++ ) {
840 tracks[l] = 0;
841 hits[l] = 0;
842 charges[l] = 0.0;
843 }
844 } else {
845 Int_t idtrack = pItem->GetTrack( 0 );
846 if( idtrack >= 0 ) phys = pItem->GetSignal();
847 else phys = 0.0;
848
849 for( Int_t l=0; l<size; l++ ) if(l<pItem->GetMaxKept()) {
850 tracks[l] = pItem->GetTrack( l );
851 hits[l] = pItem->GetHit( l );
852 charges[l] = pItem->GetSignal( l );
853 }else{
854 tracks[l] = -3;
855 hits[l] = -1;
856 charges[l] = 0.0;
857 }// end for if
50d05d7b 858 }
50d05d7b 859
aacedc3e 860 fITS->AddSimDigit( 1, phys, digits, tracks, hits, charges );
861 delete [] tracks;
862 delete [] hits;
863 delete [] charges;
864}
8a33ae9e 865//______________________________________________________________________
48058160 866void AliITSsimulationSDD::ChargeToSignal(Bool_t bAddNoise) {
aacedc3e 867 // add baseline, noise, electronics and ADC saturation effects
868
869 char opt1[20], opt2[20];
870 GetResp()->ParamOptions(opt1,opt2);
871 char *read = strstr(opt1,"file");
872 Double_t baseline, noise;
873
874 if (read) {
875 static Bool_t readfile=kTRUE;
876 //read baseline and noise from file
877 if (readfile) ReadBaseline();
878 readfile=kFALSE;
879 } else GetResp()->GetNoiseParam(noise,baseline);
880
881 Float_t contrib=0;
882 Int_t i,k,kk;
883 Float_t maxadc = GetResp()->MaxAdc();
884 if(!fDoFFT) {
885 for (i=0;i<fNofMaps;i++) {
886 if( !fAnodeFire[i] ) continue;
887 if (read && i<fNofMaps) GetAnodeBaseline(i,baseline,noise);
888 for(k=0; k<fScaleSize*fMaxNofSamples; k++) {
889 fInZR[k] = fHitMap2->GetSignal(i,k);
890 if( bAddNoise ) {
891 contrib = (baseline + noise*gRandom->Gaus());
892 fInZR[k] += contrib;
893 }
894 } // end for k
895 for(k=0; k<fMaxNofSamples; k++) {
896 Double_t newcont = 0.;
897 Double_t maxcont = 0.;
898 for(kk=0;kk<fScaleSize;kk++) {
899 newcont = fInZR[fScaleSize*k+kk];
900 if(newcont > maxcont) maxcont = newcont;
901 } // end for kk
902 newcont = maxcont;
903 if (newcont >= maxadc) newcont = maxadc -1;
904 if(newcont >= baseline){
905 Warning("","newcont=%d>=baseline=%d",newcont,baseline);
906 } // end if
907 // back to analog: ?
908 fHitMap2->SetHit(i,k,newcont);
909 } // end for k
910 } // end for i loop over anodes
911 return;
912 } // end if DoFFT
913
ece86d9a 914 for (i=0;i<fNofMaps;i++) {
aacedc3e 915 if( !fAnodeFire[i] ) continue;
916 if (read && i<fNofMaps) GetAnodeBaseline(i,baseline,noise);
917 for(k=0; k<fScaleSize*fMaxNofSamples; k++) {
918 fInZR[k] = fHitMap2->GetSignal(i,k);
919 if( bAddNoise ) {
920 contrib = (baseline + noise*gRandom->Gaus());
921 fInZR[k] += contrib;
922 }
923 fInZI[k] = 0.;
924 } // end for k
925 FastFourierTransform(fElectronics,&fInZR[0],&fInZI[0],1);
926 for(k=0; k<fScaleSize*fMaxNofSamples; k++) {
927 Double_t rw = fElectronics->GetTraFunReal(k);
928 Double_t iw = fElectronics->GetTraFunImag(k);
929 fOutZR[k] = fInZR[k]*rw - fInZI[k]*iw;
930 fOutZI[k] = fInZR[k]*iw + fInZI[k]*rw;
931 } // end for k
932 FastFourierTransform(fElectronics,&fOutZR[0],&fOutZI[0],-1);
933 for(k=0; k<fMaxNofSamples; k++) {
934 Double_t newcont1 = 0.;
935 Double_t maxcont1 = 0.;
936 for(kk=0;kk<fScaleSize;kk++) {
937 newcont1 = fOutZR[fScaleSize*k+kk];
938 if(newcont1 > maxcont1) maxcont1 = newcont1;
939 } // end for kk
940 newcont1 = maxcont1;
941 if (newcont1 >= maxadc) newcont1 = maxadc -1;
942 fHitMap2->SetHit(i,k,newcont1);
943 } // end for k
8a33ae9e 944 } // end for i loop over anodes
3d2c9d72 945 return;
b0f5e3fc 946}
50d05d7b 947//____________________________________________________________________
948void AliITSsimulationSDD::ApplyDeadChannels() {
aacedc3e 949 // Set dead channel signal to zero
950 AliITSresponseSDD * response = (AliITSresponseSDD *)GetResp();
50d05d7b 951
aacedc3e 952 // nothing to do
953 if( response->GetDeadModules() == 0 &&
954 response->GetDeadChips() == 0 &&
955 response->GetDeadChannels() == 0 )
956 return;
50d05d7b 957
aacedc3e 958 static AliITS *iTS = (AliITS*)gAlice->GetModule( "ITS" );
959
960 Int_t fMaxNofSamples = GetSeg()->Npx();
961 AliITSgeom *geom = iTS->GetITSgeom();
962 Int_t firstSDDMod = geom->GetStartDet( 1 );
963 // loop over wings
964 for( Int_t j=0; j<2; j++ ) {
965 Int_t mod = (fModule-firstSDDMod)*2 + j;
966 for( Int_t u=0; u<response->Chips(); u++ )
967 for( Int_t v=0; v<response->Channels(); v++ ) {
968 Float_t Gain = response->Gain( mod, u, v );
969 for( Int_t k=0; k<fMaxNofSamples; k++ ) {
970 Int_t i = j*response->Chips()*response->Channels() +
971 u*response->Channels() +
972 v;
973 Double_t signal = Gain * fHitMap2->GetSignal( i, k );
974 fHitMap2->SetHit( i, k, signal ); ///
975 }
976 }
977 }
50d05d7b 978}
979//______________________________________________________________________
980void AliITSsimulationSDD::ApplyCrosstalk() {
aacedc3e 981 // function add the crosstalk effect to signal
982 // temporal function, should be checked...!!!
3d2c9d72 983
aacedc3e 984 Int_t fNofMaps = GetSeg()->Npz();
985 Int_t fMaxNofSamples = GetSeg()->Npx();
986
987 // create and inizialice crosstalk map
988 Float_t* ctk = new Float_t[fNofMaps*fMaxNofSamples+1];
989 if( ctk == NULL ) {
990 Error( "ApplyCrosstalk", "no memory for temporal map: exit \n" );
991 return;
992 }
993 memset( ctk, 0, sizeof(Float_t)*(fNofMaps*fMaxNofSamples+1) );
994
995 Double_t noise, baseline;
996 GetResp()->GetNoiseParam( noise, baseline );
997
998 for( Int_t z=0; z<fNofMaps; z++ ) {
999 Bool_t on = kFALSE;
1000 Int_t tstart = 0;
1001 Int_t tstop = 0;
1002 Int_t nTsteps = 0;
50d05d7b 1003
aacedc3e 1004 for( Int_t l=0; l<fMaxNofSamples; l++ ) {
1005 Float_t fadc = (Float_t)fHitMap2->GetSignal( z, l );
1006 if( fadc > baseline ) {
1007 if( on == kFALSE && l<fMaxNofSamples-4 ) {
1008 Float_t fadc1 = (Float_t)fHitMap2->GetSignal( z, l+1 );
1009 if( fadc1 < fadc ) continue;
1010 on = kTRUE;
1011 nTsteps = 0;
1012 tstart = l;
1013 }
1014 nTsteps++;
1015 }
1016 else { // end fadc > baseline
1017 if( on == kTRUE ) {
1018 if( nTsteps > 2 ) {
1019 tstop = l;
1020 // make smooth derivative
1021 Float_t* dev = new Float_t[fMaxNofSamples+1];
1022 memset( dev, 0, sizeof(Float_t)*(fMaxNofSamples+1) );
1023 if( ctk == NULL ) {
1024 Error( "ApplyCrosstalk",
1025 "no memory for temporal array: exit \n" );
1026 return;
1027 }
1028 for( Int_t i=tstart; i<tstop; i++ ) {
1029 if( i > 2 && i < fMaxNofSamples-2 )
1030 dev[i] = -0.2*fHitMap2->GetSignal( z,i-2 )
1031 -0.1*fHitMap2->GetSignal( z,i-1 )
1032 +0.1*fHitMap2->GetSignal( z,i+1 )
1033 +0.2*fHitMap2->GetSignal( z,i+2 );
1034 }
50d05d7b 1035
aacedc3e 1036 // add crosstalk contribution to neibourg anodes
1037 for( Int_t i=tstart; i<tstop; i++ ) {
1038 Int_t anode = z - 1;
1039 Int_t i1 = (Int_t)((i-tstart)*.61+tstart+0.5); //
1040 Float_t ctktmp = -dev[i1] * 0.25;
1041 if( anode > 0 ) {
1042 ctk[anode*fMaxNofSamples+i] += ctktmp;
1043 }
1044 anode = z + 1;
1045 if( anode < fNofMaps ) {
1046 ctk[anode*fMaxNofSamples+i] += ctktmp;
1047 }
1048 }
1049 delete [] dev;
50d05d7b 1050
aacedc3e 1051 } // if( nTsteps > 2 )
1052 on = kFALSE;
1053 } // if( on == kTRUE )
1054 } // else
1055 }
3d2c9d72 1056 }
50d05d7b 1057
aacedc3e 1058 for( Int_t a=0; a<fNofMaps; a++ )
1059 for( Int_t t=0; t<fMaxNofSamples; t++ ) {
1060 Float_t signal = fHitMap2->GetSignal(a,t)+ctk[a*fMaxNofSamples+t];
1061 fHitMap2->SetHit( a, t, signal );
1062 }
1063
1064 delete [] ctk;
50d05d7b 1065}
8a33ae9e 1066//______________________________________________________________________
aacedc3e 1067void AliITSsimulationSDD::GetAnodeBaseline(Int_t i,Double_t &baseline,
1068 Double_t &noise){
1069 // Returns the Baseline for a particular anode.
1070 baseline = fBaseline[i];
1071 noise = fNoise[i];
b0f5e3fc 1072}
8a33ae9e 1073//______________________________________________________________________
b0f5e3fc 1074void AliITSsimulationSDD::CompressionParam(Int_t i,Int_t &db,Int_t &tl,
1075 Int_t &th){
aacedc3e 1076 // Returns the compression alogirthm parameters
1077 Int_t size = fD.GetSize();
1078 if (size > 2 ) {
1079 db=fD[i]; tl=fT1[i]; th=fT2[i];
8a33ae9e 1080 } else {
aacedc3e 1081 if (size <= 2 && i>=fNofMaps/2) {
1082 db=fD[1]; tl=fT1[1]; th=fT2[1];
1083 } else {
1084 db=fD[0]; tl=fT1[0]; th=fT2[0];
1085 } // end if size <=2 && i>=fNofMaps/2
1086 } // end if size >2
b0f5e3fc 1087}
8a33ae9e 1088//______________________________________________________________________
b0f5e3fc 1089void AliITSsimulationSDD::CompressionParam(Int_t i,Int_t &db,Int_t &tl){
aacedc3e 1090 // returns the compression alogirthm parameters
1091 Int_t size = fD.GetSize();
1092
1093 if (size > 2 ) {
1094 db=fD[i]; tl=fT1[i];
8a33ae9e 1095 } else {
aacedc3e 1096 if (size <= 2 && i>=fNofMaps/2) {
1097 db=fD[1]; tl=fT1[1];
1098 } else {
1099 db=fD[0]; tl=fT1[0];
1100 } // end if size <=2 && i>=fNofMaps/2
1101 // Warning("CompressionParam",
1102 // "Size= %d . Values i=%d ; db= %d ; tl= %d",
1103 // size,i,db,tl);
1104 } // end if size > 2
b0f5e3fc 1105}
8a33ae9e 1106//______________________________________________________________________
b0f5e3fc 1107void AliITSsimulationSDD::SetCompressParam(){
aacedc3e 1108 // Sets the compression alogirthm parameters
1109 Int_t cp[8],i;
1110
1111 GetResp()->GiveCompressParam(cp);
1112 for (i=0; i<2; i++) {
1113 fD[i] = cp[i];
1114 fT1[i] = cp[i+2];
1115 fT2[i] = cp[i+4];
1116 fTol[i] = cp[i+6];
1117 } // end for i
b0f5e3fc 1118}
8a33ae9e 1119//______________________________________________________________________
b0f5e3fc 1120void AliITSsimulationSDD::ReadBaseline(){
aacedc3e 1121 // read baseline and noise from file - either a .root file and in this
1122 // case data should be organised in a tree with one entry for each
1123 // module => reading should be done accordingly
1124 // or a classic file and do smth. like this:
1125 // Read baselines and noise for SDD
1126
1127 Int_t na,pos;
1128 Float_t bl,n;
1129 char input[100], base[100], param[100];
1130 char *filtmp;
1131
1132 GetResp()->Filenames(input,base,param);
1133 fFileName=base;
1134 //
1135 filtmp = gSystem->ExpandPathName(fFileName.Data());
1136 FILE *bline = fopen(filtmp,"r");
1137 na = 0;
1138
1139 if(bline) {
1140 while(fscanf(bline,"%d %f %f",&pos, &bl, &n) != EOF) {
1141 if (pos != na+1) {
1142 Error("ReadBaseline","Anode number not in increasing order!",
1143 filtmp);
1144 exit(1);
1145 } // end if pos != na+1
1146 fBaseline[na]=bl;
1147 fNoise[na]=n;
1148 na++;
1149 } // end while
1150 } else {
1151 Error("ReadBaseline"," THE BASELINE FILE %s DOES NOT EXIST !",filtmp);
1152 exit(1);
1153 } // end if(bline)
1154
1155 fclose(bline);
1156 delete [] filtmp;
b0f5e3fc 1157}
8a33ae9e 1158//______________________________________________________________________
1159Int_t AliITSsimulationSDD::Convert10to8(Int_t signal) const {
aacedc3e 1160 // To the 10 to 8 bit lossive compression.
1161 // code from Davide C. and Albert W.
1162
1163 if (signal < 128) return signal;
1164 if (signal < 256) return (128+((signal-128)>>1));
1165 if (signal < 512) return (192+((signal-256)>>3));
1166 if (signal < 1024) return (224+((signal-512)>>4));
1167 return 0;
b0f5e3fc 1168}
50d05d7b 1169/*
8a33ae9e 1170//______________________________________________________________________
b0f5e3fc 1171AliITSMap* AliITSsimulationSDD::HitMap(Int_t i){
aacedc3e 1172 //Return the correct map.
8a33ae9e 1173
aacedc3e 1174 return ((i==0)? fHitMap1 : fHitMap2);
3d2c9d72 1175}
1176*/
8a33ae9e 1177//______________________________________________________________________
e8189707 1178void AliITSsimulationSDD::ZeroSuppression(const char *option) {
aacedc3e 1179 // perform the zero suppresion
1180
1181 if (strstr(option,"2D")) {
1182 //Init2D(); // activate if param change module by module
1183 Compress2D();
1184 } else if (strstr(option,"1D")) {
1185 //Init1D(); // activate if param change module by module
1186 Compress1D();
1187 } else StoreAllDigits();
b0f5e3fc 1188}
8a33ae9e 1189//______________________________________________________________________
b0f5e3fc 1190void AliITSsimulationSDD::Init2D(){
aacedc3e 1191 // read in and prepare arrays: fD, fT1, fT2
1192 // savemu[nanodes], savesigma[nanodes]
1193 // read baseline and noise from file - either a .root file and in this
1194 // case data should be organised in a tree with one entry for each
1195 // module => reading should be done accordingly
1196 // or a classic file and do smth. like this ( code from Davide C. and
1197 // Albert W.) :
1198 // Read 2D zero-suppression parameters for SDD
1199
1200 if (!strstr(fParam.Data(),"file")) return;
1201
1202 Int_t na,pos,tempTh;
1203 Float_t mu,sigma;
1204 Float_t *savemu = new Float_t [fNofMaps];
1205 Float_t *savesigma = new Float_t [fNofMaps];
1206 char input[100],basel[100],par[100];
1207 char *filtmp;
1208 Double_t tmp1,tmp2;
1209 GetResp()->Thresholds(tmp1,tmp2);
1210 Int_t minval = static_cast<Int_t>(tmp1);
1211
1212 GetResp()->Filenames(input,basel,par);
1213 fFileName = par;
1214 //
1215 filtmp = gSystem->ExpandPathName(fFileName.Data());
1216 FILE *param = fopen(filtmp,"r");
1217 na = 0;
1218
1219 if(param) {
1220 while(fscanf(param,"%d %f %f",&pos, &mu, &sigma) != EOF) {
1221 if (pos != na+1) {
1222 Error("Init2D","Anode number not in increasing order!",filtmp);
1223 exit(1);
1224 } // end if pos != na+1
1225 savemu[na] = mu;
1226 savesigma[na] = sigma;
1227 if ((2.*sigma) < mu) {
1228 fD[na] = (Int_t)floor(mu - 2.0*sigma + 0.5);
1229 mu = 2.0 * sigma;
1230 } else fD[na] = 0;
1231 tempTh = (Int_t)floor(mu+2.25*sigma+0.5) - minval;
1232 if (tempTh < 0) tempTh=0;
1233 fT1[na] = tempTh;
1234 tempTh = (Int_t)floor(mu+3.0*sigma+0.5) - minval;
1235 if (tempTh < 0) tempTh=0;
1236 fT2[na] = tempTh;
1237 na++;
1238 } // end while
1239 } else {
1240 Error("Init2D","THE FILE %s DOES NOT EXIST !",filtmp);
1241 exit(1);
1242 } // end if(param)
1243
1244 fclose(param);
1245 delete [] filtmp;
1246 delete [] savemu;
1247 delete [] savesigma;
8a33ae9e 1248}
1249//______________________________________________________________________
b0f5e3fc 1250void AliITSsimulationSDD::Compress2D(){
aacedc3e 1251 // simple ITS cluster finder -- online zero-suppression conditions
1252
1253 Int_t db,tl,th;
1254 Double_t tmp1,tmp2;
1255 GetResp()->Thresholds(tmp1,tmp2);
1256 Int_t minval = static_cast<Int_t>(tmp1);
1257 Bool_t write = GetResp()->OutputOption();
1258 Bool_t do10to8 = GetResp()->Do10to8();
1259 Int_t nz, nl, nh, low, i, j;
1260
1261 for (i=0; i<fNofMaps; i++) {
1262 CompressionParam(i,db,tl,th);
1263 nz = 0;
1264 nl = 0;
1265 nh = 0;
1266 low = 0;
1267 for (j=0; j<fMaxNofSamples; j++) {
1268 Int_t signal=(Int_t)(fHitMap2->GetSignal(i,j));
1269 signal -= db; // if baseline eq. is done here
1270 if (signal <= 0) {nz++; continue;}
1271 if ((signal - tl) < minval) low++;
1272 if ((signal - th) >= minval) {
1273 nh++;
1274 Bool_t cond=kTRUE;
1275 FindCluster(i,j,signal,minval,cond);
1276 if(cond && j &&
1277 ((TMath::Abs(fHitMap2->GetSignal(i,j-1))-th)>=minval)){
1278 if(do10to8) signal = Convert10to8(signal);
1279 AddDigit(i,j,signal);
1280 } // end if cond&&j&&()
1281 } else if ((signal - tl) >= minval) nl++;
1282 } // end for j loop time samples
1283 if (write) TreeB()->Fill(nz,nl,nh,low,i+1);
1284 } //end for i loop anodes
1285
1286 char hname[30];
1287 if (write) {
1288 sprintf(hname,"TNtuple%d_%d",fModule,fEvent);
1289 TreeB()->Write(hname);
1290 // reset tree
1291 TreeB()->Reset();
1292 } // end if write
8a33ae9e 1293}
1294//______________________________________________________________________
b0f5e3fc 1295void AliITSsimulationSDD::FindCluster(Int_t i,Int_t j,Int_t signal,
ece86d9a 1296 Int_t minval,Bool_t &cond){
aacedc3e 1297 // Find clusters according to the online 2D zero-suppression algorithm
1298 Bool_t do10to8 = GetResp()->Do10to8();
1299 Bool_t high = kFALSE;
1300
1301 fHitMap2->FlagHit(i,j);
1302 //
1303 // check the online zero-suppression conditions
1304 //
1305 const Int_t kMaxNeighbours = 4;
1306 Int_t nn;
1307 Int_t dbx,tlx,thx;
1308 Int_t xList[kMaxNeighbours], yList[kMaxNeighbours];
1309 GetSeg()->Neighbours(i,j,&nn,xList,yList);
1310 Int_t in,ix,iy,qns;
1311 for (in=0; in<nn; in++) {
1312 ix=xList[in];
1313 iy=yList[in];
1314 if (fHitMap2->TestHit(ix,iy)==kUnused) {
1315 CompressionParam(ix,dbx,tlx,thx);
1316 Int_t qn = (Int_t)(fHitMap2->GetSignal(ix,iy));
1317 qn -= dbx; // if baseline eq. is done here
1318 if ((qn-tlx) < minval) {
1319 fHitMap2->FlagHit(ix,iy);
1320 continue;
1321 } else {
1322 if ((qn - thx) >= minval) high=kTRUE;
1323 if (cond) {
1324 if(do10to8) signal = Convert10to8(signal);
1325 AddDigit(i,j,signal);
1326 } // end if cond
1327 if(do10to8) qns = Convert10to8(qn);
1328 else qns=qn;
1329 if (!high) AddDigit(ix,iy,qns);
1330 cond=kFALSE;
1331 if(!high) fHitMap2->FlagHit(ix,iy);
1332 } // end if qn-tlx < minval
1333 } // end if TestHit
1334 } // end for in loop over neighbours
b0f5e3fc 1335}
8a33ae9e 1336//______________________________________________________________________
b0f5e3fc 1337void AliITSsimulationSDD::Init1D(){
aacedc3e 1338 // this is just a copy-paste of input taken from 2D algo
1339 // Torino people should give input
1340 // Read 1D zero-suppression parameters for SDD
1341
1342 if (!strstr(fParam.Data(),"file")) return;
1343
1344 Int_t na,pos,tempTh;
1345 Float_t mu,sigma;
1346 Float_t *savemu = new Float_t [fNofMaps];
1347 Float_t *savesigma = new Float_t [fNofMaps];
1348 char input[100],basel[100],par[100];
1349 char *filtmp;
1350 Double_t tmp1,tmp2;
1351 GetResp()->Thresholds(tmp1,tmp2);
1352 Int_t minval = static_cast<Int_t>(tmp1);
1353
1354 GetResp()->Filenames(input,basel,par);
1355 fFileName=par;
1356
1357 // set first the disable and tol param
1358 SetCompressParam();
1359 //
1360 filtmp = gSystem->ExpandPathName(fFileName.Data());
1361 FILE *param = fopen(filtmp,"r");
1362 na = 0;
1363
1364 if (param) {
1365 fscanf(param,"%d %d %d %d ", &fT2[0], &fT2[1], &fTol[0], &fTol[1]);
1366 while(fscanf(param,"%d %f %f",&pos, &mu, &sigma) != EOF) {
1367 if (pos != na+1) {
1368 Error("Init1D","Anode number not in increasing order!",filtmp);
1369 exit(1);
1370 } // end if pos != na+1
1371 savemu[na]=mu;
1372 savesigma[na]=sigma;
1373 if ((2.*sigma) < mu) {
1374 fD[na] = (Int_t)floor(mu - 2.0*sigma + 0.5);
1375 mu = 2.0 * sigma;
1376 } else fD[na] = 0;
1377 tempTh = (Int_t)floor(mu+2.25*sigma+0.5) - minval;
1378 if (tempTh < 0) tempTh=0;
1379 fT1[na] = tempTh;
1380 na++;
1381 } // end while
1382 } else {
1383 Error("Init1D","THE FILE %s DOES NOT EXIST !",filtmp);
1384 exit(1);
1385 } // end if(param)
1386
1387 fclose(param);
1388 delete [] filtmp;
1389 delete [] savemu;
1390 delete [] savesigma;
8a33ae9e 1391}
1392//______________________________________________________________________
b0f5e3fc 1393void AliITSsimulationSDD::Compress1D(){
aacedc3e 1394 // 1D zero-suppression algorithm (from Gianluca A.)
1395 Int_t dis,tol,thres,decr,diff;
1396 UChar_t *str=fStream->Stream();
1397 Int_t counter=0;
1398 Bool_t do10to8=GetResp()->Do10to8();
1399 Int_t last=0;
1400 Int_t k,i,j;
1401
1402 for (k=0; k<2; k++) {
1403 tol = Tolerance(k);
1404 dis = Disable(k);
1405 for (i=0; i<fNofMaps/2; i++) {
1406 Bool_t firstSignal=kTRUE;
1407 Int_t idx=i+k*fNofMaps/2;
1408 if( !fAnodeFire[idx] ) continue;
1409 CompressionParam(idx,decr,thres);
1410
1411 for (j=0; j<fMaxNofSamples; j++) {
1412 Int_t signal=(Int_t)(fHitMap2->GetSignal(idx,j));
1413 signal -= decr; // if baseline eq.
1414 if(do10to8) signal = Convert10to8(signal);
1415 if (signal <= thres) {
1416 signal=0;
1417 diff=128;
1418 last=0;
1419 // write diff in the buffer for HuffT
1420 str[counter]=(UChar_t)diff;
1421 counter++;
1422 continue;
1423 } // end if signal <= thres
1424 diff=signal-last;
1425 if (diff > 127) diff=127;
1426 if (diff < -128) diff=-128;
1427 if (signal < dis) {
1428 // tol has changed to 8 possible cases ? - one can write
1429 // this if(TMath::Abs(diff)<tol) ... else ...
1430 if(TMath::Abs(diff)<tol) diff=0;
1431 // or keep it as it was before
1432 AddDigit(idx,j,last+diff);
1433 } else {
1434 AddDigit(idx,j,signal);
1435 } // end if singal < dis
1436 diff += 128;
1437 // write diff in the buffer used to compute Huffman tables
1438 if (firstSignal) str[counter]=(UChar_t)signal;
1439 else str[counter]=(UChar_t)diff;
1440 counter++;
1441 last=signal;
1442 firstSignal=kFALSE;
1443 } // end for j loop time samples
1444 } // end for i loop anodes one half of detector
1445 } // end for k
b0f5e3fc 1446
1447 // check
aacedc3e 1448 fStream->CheckCount(counter);
b0f5e3fc 1449
aacedc3e 1450 // open file and write out the stream of diff's
1451 static Bool_t open=kTRUE;
1452 static TFile *outFile;
1453 Bool_t write = GetResp()->OutputOption();
1454 TDirectory *savedir = gDirectory;
b0f5e3fc 1455
aacedc3e 1456 if (write ) {
1457 if(open) {
1458 SetFileName("stream.root");
1459 cout<<"filename "<<fFileName<<endl;
1460 outFile=new TFile(fFileName,"recreate");
1461 cout<<"I have opened "<<fFileName<<" file "<<endl;
1462 } // end if open
1463 open = kFALSE;
1464 outFile->cd();
1465 fStream->Write();
1466 } // endif write
1467
1468 fStream->ClearStream();
1469
1470 // back to galice.root file
1471 if(savedir) savedir->cd();
8a33ae9e 1472}
1473//______________________________________________________________________
b0f5e3fc 1474void AliITSsimulationSDD::StoreAllDigits(){
aacedc3e 1475 // if non-zero-suppressed data
1476 Bool_t do10to8 = GetResp()->Do10to8();
1477 Int_t i, j, digits[3];
1478
1479 for (i=0; i<fNofMaps; i++) {
1480 for (j=0; j<fMaxNofSamples; j++) {
1481 Int_t signal=(Int_t)(fHitMap2->GetSignal(i,j));
1482 if(do10to8) signal = Convert10to8(signal);
1483 digits[0] = i;
1484 digits[1] = j;
1485 digits[2] = signal;
1486 fITS->AddRealDigit(1,digits);
1487 } // end for j
1488 } // end for i
b0f5e3fc 1489}
8a33ae9e 1490//______________________________________________________________________
ece86d9a 1491void AliITSsimulationSDD::CreateHistograms(Int_t scale){
aacedc3e 1492 // Creates histograms of maps for debugging
1493 Int_t i;
1494
1495 fHis=new TObjArray(fNofMaps);
1496 for (i=0;i<fNofMaps;i++) {
1497 TString sddName("sdd_");
1498 Char_t candNum[4];
1499 sprintf(candNum,"%d",i+1);
1500 sddName.Append(candNum);
1501 fHis->AddAt(new TH1F(sddName.Data(),"SDD maps",scale*fMaxNofSamples,
1502 0.,(Float_t) scale*fMaxNofSamples), i);
1503 } // end for i
b0f5e3fc 1504}
8a33ae9e 1505//______________________________________________________________________
ece86d9a 1506void AliITSsimulationSDD::FillHistograms(){
aacedc3e 1507 // fill 1D histograms from map
8a33ae9e 1508
aacedc3e 1509 if (!fHis) return;
8a33ae9e 1510
aacedc3e 1511 for( Int_t i=0; i<fNofMaps; i++) {
1512 TH1F *hist =(TH1F *)fHis->UncheckedAt(i);
1513 Int_t nsamples = hist->GetNbinsX();
1514 for( Int_t j=0; j<nsamples; j++) {
1515 Double_t signal=fHitMap2->GetSignal(i,j);
1516 hist->Fill((Float_t)j,signal);
1517 } // end for j
1518 } // end for i
ece86d9a 1519}
8a33ae9e 1520//______________________________________________________________________
b0f5e3fc 1521void AliITSsimulationSDD::ResetHistograms(){
aacedc3e 1522 // Reset histograms for this detector
1523 Int_t i;
8a33ae9e 1524
aacedc3e 1525 for (i=0;i<fNofMaps;i++ ) {
1526 if (fHis->At(i)) ((TH1F*)fHis->At(i))->Reset();
1527 } // end for i
b0f5e3fc 1528}
8a33ae9e 1529//______________________________________________________________________
b0f5e3fc 1530TH1F *AliITSsimulationSDD::GetAnode(Int_t wing, Int_t anode) {
aacedc3e 1531 // Fills a histogram from a give anode.
8a33ae9e 1532
aacedc3e 1533 if (!fHis) return 0;
8a33ae9e 1534
aacedc3e 1535 if(wing <=0 || wing > 2) {
1536 Warning("GetAnode","Wrong wing number: %d",wing);
1537 return NULL;
1538 } // end if wing <=0 || wing >2
1539 if(anode <=0 || anode > fNofMaps/2) {
1540 Warning("GetAnode","Wrong anode number: %d",anode);
1541 return NULL;
1542 } // end if ampde <=0 || andoe > fNofMaps/2
8a33ae9e 1543
aacedc3e 1544 Int_t index = (wing-1)*fNofMaps/2 + anode-1;
1545 return (TH1F*)(fHis->At(index));
b0f5e3fc 1546}
8a33ae9e 1547//______________________________________________________________________
b0f5e3fc 1548void AliITSsimulationSDD::WriteToFile(TFile *hfile) {
aacedc3e 1549 // Writes the histograms to a file
b0f5e3fc 1550
aacedc3e 1551 if (!fHis) return;
8a33ae9e 1552
aacedc3e 1553 hfile->cd();
1554 Int_t i;
1555 for(i=0; i<fNofMaps; i++) fHis->At(i)->Write(); //fAdcs[i]->Write();
1556 return;
b0f5e3fc 1557}
8a33ae9e 1558//______________________________________________________________________
ece86d9a 1559Float_t AliITSsimulationSDD::GetNoise() {
aacedc3e 1560 // Returns the noise value
1561 //Bool_t do10to8=GetResp()->Do10to8();
1562 //noise will always be in the liniar part of the signal
1563 Int_t decr;
1564 Int_t threshold = fT1[0];
1565 char opt1[20], opt2[20];
1566
1567 GetResp()->ParamOptions(opt1,opt2);
1568 fParam=opt2;
1569 char *same = strstr(opt1,"same");
1570 Double_t noise,baseline;
1571 if (same) {
1572 GetResp()->GetNoiseParam(noise,baseline);
1573 } else {
1574 static Bool_t readfile=kTRUE;
1575 //read baseline and noise from file
1576 if (readfile) ReadBaseline();
1577 readfile=kFALSE;
1578 } // end if same
1579
1580 TCanvas *c2 = (TCanvas*)gROOT->GetListOfCanvases()->FindObject("c2");
1581 if(c2) delete c2->GetPrimitive("noisehist");
1582 if(c2) delete c2->GetPrimitive("anode");
1583 else c2=new TCanvas("c2");
1584 c2->cd();
1585 c2->SetFillColor(0);
1586
1587 TH1F *noisehist = new TH1F("noisehist","noise",100,0.,(float)2*threshold);
1588 TH1F *anode = new TH1F("anode","Anode Projection",fMaxNofSamples,0.,
1589 (float)fMaxNofSamples);
1590 Int_t i,k;
1591 for (i=0;i<fNofMaps;i++) {
1592 CompressionParam(i,decr,threshold);
1593 if (!same) GetAnodeBaseline(i,baseline,noise);
1594 anode->Reset();
1595 for (k=0;k<fMaxNofSamples;k++) {
1596 Float_t signal=(Float_t)fHitMap2->GetSignal(i,k);
1597 //if (signal <= (float)threshold) noisehist->Fill(signal-baseline);
1598 if (signal <= (float)(threshold+decr)) noisehist->Fill(signal);
1599 anode->Fill((float)k,signal);
1600 } // end for k
1601 anode->Draw();
1602 c2->Update();
1603 } // end for i
1604 TF1 *gnoise = new TF1("gnoise","gaus",0.,threshold);
1605 noisehist->Fit("gnoise","RQ");
1606 noisehist->Draw();
ece86d9a 1607 c2->Update();
aacedc3e 1608 Float_t mnoise = gnoise->GetParameter(1);
1609 cout << "mnoise : " << mnoise << endl;
1610 Float_t rnoise = gnoise->GetParameter(2);
1611 cout << "rnoise : " << rnoise << endl;
1612 delete noisehist;
1613 return rnoise;
50d05d7b 1614}
1615//______________________________________________________________________
1616void AliITSsimulationSDD::WriteSDigits(){
aacedc3e 1617 // Fills the Summable digits Tree
1618 static AliITS *aliITS = (AliITS*)gAlice->GetModule("ITS");
1619
1620 for( Int_t i=0; i<fNofMaps; i++ ) {
1621 if( !fAnodeFire[i] ) continue;
1622 for( Int_t j=0; j<fMaxNofSamples; j++ ) {
1623 Double_t sig = fHitMap2->GetSignal( i, j );
1624 if( sig > 0.2 ) {
1625 Int_t jdx = j*fScaleSize;
1626 Int_t index = fpList->GetHitIndex( i, j );
1627 AliITSpListItem pItemTmp2( fModule, index, 0. );
1628 // put the fScaleSize analog digits in only one
1629 for( Int_t ik=0; ik<fScaleSize; ik++ ) {
1630 AliITSpListItem *pItemTmp = fpList->GetpListItem(i,jdx+ik);
1631 if( pItemTmp == 0 ) continue;
1632 pItemTmp2.Add( pItemTmp );
1633 }
1634 pItemTmp2.AddSignalAfterElect( fModule, index, sig );
1635 pItemTmp2.AddNoise(fModule,index,fHitNoiMap2->GetSignal(i,j));
1636 aliITS->AddSumDigit( pItemTmp2 );
1637 } // end if (sig > 0.2)
1638 }
48058160 1639 }
aacedc3e 1640 return;
b0f5e3fc 1641}
8a33ae9e 1642//______________________________________________________________________
44a312c3 1643void AliITSsimulationSDD::Print() {
aacedc3e 1644 // Print SDD simulation Parameters
1645
1646 cout << "**************************************************" << endl;
1647 cout << " Silicon Drift Detector Simulation Parameters " << endl;
1648 cout << "**************************************************" << endl;
1649 cout << "Flag for Perpendicular tracks: " << (Int_t) fFlag << endl;
1650 cout << "Flag for noise checking: " << (Int_t) fCheckNoise << endl;
1651 cout << "Flag to switch off electronics: " << (Int_t) fDoFFT << endl;
1652 cout << "Number pf Anodes used: " << fNofMaps << endl;
1653 cout << "Number of Time Samples: " << fMaxNofSamples << endl;
1654 cout << "Scale size factor: " << fScaleSize << endl;
1655 cout << "**************************************************" << endl;
44a312c3 1656}