Merge branch 'master' of https://git.cern.ch/reps/AliRoot
[u/mrichter/AliRoot.git] / TRD / AliTRDmcmSim.cxx
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dfd03fc3 1/**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
3 * *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
6 * *
7 * Permission to use, copy, modify and distribute this software and its *
8 * documentation strictly for non-commercial purposes is hereby granted *
9 * without fee, provided that the above copyright notice appears in all *
10 * copies and that both the copyright notice and this permission notice *
11 * appear in the supporting documentation. The authors make no claims *
12 * about the suitability of this software for any purpose. It is *
13 * provided "as is" without express or implied warranty. *
14 **************************************************************************/
15
5eba8ada 16/* $Id$ */
17
dfd03fc3 18///////////////////////////////////////////////////////////////////////////////
19// //
20// TRD MCM (Multi Chip Module) simulator //
ce4786b9 21// which simulates the TRAP processing after the AD-conversion. //
22// The relevant parameters (i.e. configuration settings of the TRAP) //
23// are taken from AliTRDtrapConfig. //
dfd03fc3 24// //
25///////////////////////////////////////////////////////////////////////////////
26
ce4786b9 27#include <iostream>
28#include <iomanip>
ecf39416 29
ce4786b9 30#include "TCanvas.h"
31#include "TH1F.h"
32#include "TH2F.h"
33#include "TGraph.h"
34#include "TLine.h"
35#include "TRandom.h"
36#include "TClonesArray.h"
ce51199c 37#include "TMath.h"
c93255fe 38#include <TTree.h>
0c349049 39
dfd03fc3 40#include "AliLog.h"
b0a41e80 41#include "AliRunLoader.h"
42#include "AliLoader.h"
0c349049 43
dfd03fc3 44#include "AliTRDfeeParam.h"
1b1afdd3 45#include "AliTRDcalibDB.h"
b0a41e80 46#include "AliTRDtrapConfig.h"
4cc89512 47#include "AliTRDdigitsManager.h"
b65e5048 48#include "AliTRDarrayADC.h"
40bd6ee4 49#include "AliTRDarrayDictionary.h"
52c19022 50#include "AliTRDtrackletMCM.h"
b0a41e80 51#include "AliTRDmcmSim.h"
1d93b218 52
dfd03fc3 53ClassImp(AliTRDmcmSim)
54
40bd6ee4 55Bool_t AliTRDmcmSim::fgApplyCut = kTRUE;
ce4786b9 56Int_t AliTRDmcmSim::fgAddBaseline = 0;
dc1f2681 57Bool_t AliTRDmcmSim::fgStoreClusters = kFALSE;
ce4786b9 58
5f006bd7 59const Int_t AliTRDmcmSim::fgkFormatIndex = std::ios_base::xalloc();
ce4786b9 60
5f006bd7 61const UShort_t AliTRDmcmSim::fgkFPshifts[4] = {11, 14, 17, 21};
ce4786b9 62
63
5f006bd7 64AliTRDmcmSim::AliTRDmcmSim() :
ce4786b9 65 TObject(),
66 fInitialized(kFALSE),
67 fDetector(-1),
68 fRobPos(-1),
69 fMcmPos(-1),
70 fRow (-1),
71 fNTimeBin(-1),
72 fADCR(NULL),
73 fADCF(NULL),
74 fMCMT(NULL),
75 fTrackletArray(NULL),
76 fZSMap(NULL),
6b094867 77 fTrklBranchName("mcmtrklbranch"),
ce4786b9 78 fFeeParam(NULL),
79 fTrapConfig(NULL),
80 fDigitsManager(NULL),
81 fPedAcc(NULL),
82 fGainCounterA(NULL),
83 fGainCounterB(NULL),
84 fTailAmplLong(NULL),
85 fTailAmplShort(NULL),
86 fNHits(0),
87 fFitReg(NULL)
dfd03fc3 88{
89 //
b0a41e80 90 // AliTRDmcmSim default constructor
dfd03fc3 91 // By default, nothing is initialized.
92 // It is necessary to issue Init before use.
54d34aac 93
94 for (Int_t iDict = 0; iDict < 3; iDict++)
95 fDict[iDict] = 0x0;
96
97 fFitPtr[0] = 0;
98 fFitPtr[1] = 0;
99 fFitPtr[2] = 0;
100 fFitPtr[3] = 0;
dfd03fc3 101}
102
5f006bd7 103AliTRDmcmSim::~AliTRDmcmSim()
dfd03fc3 104{
105 //
106 // AliTRDmcmSim destructor
107 //
0c349049 108
b0a41e80 109 if(fInitialized) {
6170d369 110 for( Int_t iAdc = 0 ; iAdc < AliTRDfeeParam::GetNadcMcm(); iAdc++ ) {
ce4786b9 111 delete [] fADCR[iAdc];
112 delete [] fADCF[iAdc];
dfd03fc3 113 }
16e077d0 114 delete [] fADCR;
115 delete [] fADCF;
ce4786b9 116 delete [] fZSMap;
1d93b218 117 delete [] fMCMT;
5f006bd7 118
b0a41e80 119 delete [] fPedAcc;
120 delete [] fGainCounterA;
121 delete [] fGainCounterB;
122 delete [] fTailAmplLong;
123 delete [] fTailAmplShort;
124 delete [] fFitReg;
5f006bd7 125
b0a41e80 126 fTrackletArray->Delete();
127 delete fTrackletArray;
1d93b218 128 }
dfd03fc3 129}
130
5f006bd7 131void AliTRDmcmSim::Init( Int_t det, Int_t robPos, Int_t mcmPos, Bool_t /* newEvent */ )
dfd03fc3 132{
0c349049 133 //
ce4786b9 134 // Initialize the class with new MCM position information
135 // memory is allocated in the first initialization
0c349049 136 //
5f006bd7 137
b0a41e80 138 if (!fInitialized) {
139 fFeeParam = AliTRDfeeParam::Instance();
1b1afdd3 140 fTrapConfig = AliTRDcalibDB::Instance()->GetTrapConfig();
b0a41e80 141 }
142
143 fDetector = det;
0c349049 144 fRobPos = robPos;
145 fMcmPos = mcmPos;
dfd03fc3 146 fRow = fFeeParam->GetPadRowFromMCM( fRobPos, fMcmPos );
5f006bd7 147
b0a41e80 148 if (!fInitialized) {
6170d369 149 fADCR = new Int_t *[AliTRDfeeParam::GetNadcMcm()];
150 fADCF = new Int_t *[AliTRDfeeParam::GetNadcMcm()];
151 fZSMap = new Int_t [AliTRDfeeParam::GetNadcMcm()];
152 fGainCounterA = new UInt_t[AliTRDfeeParam::GetNadcMcm()];
153 fGainCounterB = new UInt_t[AliTRDfeeParam::GetNadcMcm()];
759042e7 154 fNTimeBin = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kC13CPUA, fDetector, fRobPos, fMcmPos);
6170d369 155 for( Int_t iAdc = 0 ; iAdc < AliTRDfeeParam::GetNadcMcm(); iAdc++ ) {
ce4786b9 156 fADCR[iAdc] = new Int_t[fNTimeBin];
157 fADCF[iAdc] = new Int_t[fNTimeBin];
dfd03fc3 158 }
5f006bd7 159
b0a41e80 160 // filter registers
6170d369 161 fPedAcc = new UInt_t[AliTRDfeeParam::GetNadcMcm()]; // accumulator for pedestal filter
162 fTailAmplLong = new UShort_t[AliTRDfeeParam::GetNadcMcm()];
163 fTailAmplShort = new UShort_t[AliTRDfeeParam::GetNadcMcm()];
5f006bd7 164
b0a41e80 165 // tracklet calculation
6170d369 166 fFitReg = new FitReg_t[AliTRDfeeParam::GetNadcMcm()];
ce4786b9 167 fTrackletArray = new TClonesArray("AliTRDtrackletMCM", fgkMaxTracklets);
5f006bd7 168
ce4786b9 169 fMCMT = new UInt_t[fgkMaxTracklets];
dfd03fc3 170 }
171
b0a41e80 172 fInitialized = kTRUE;
173
174 Reset();
175}
176
177void AliTRDmcmSim::Reset()
178{
179 // Resets the data values and internal filter registers
180 // by re-initialising them
181
5f006bd7 182 if( !CheckInitialized() )
ce4786b9 183 return;
5896bc23 184
6170d369 185 for( Int_t iAdc = 0 ; iAdc < AliTRDfeeParam::GetNadcMcm(); iAdc++ ) {
ce4786b9 186 for( Int_t it = 0 ; it < fNTimeBin ; it++ ) {
187 fADCR[iAdc][it] = 0;
188 fADCF[iAdc][it] = 0;
dfd03fc3 189 }
ce4786b9 190 fZSMap[iAdc] = -1; // Default unread, low active bit mask
191 fGainCounterA[iAdc] = 0;
192 fGainCounterB[iAdc] = 0;
dfd03fc3 193 }
5f006bd7 194
ce4786b9 195 for(Int_t i = 0; i < fgkMaxTracklets; i++) {
1d93b218 196 fMCMT[i] = 0;
197 }
ce4786b9 198
199 for (Int_t iDict = 0; iDict < 3; iDict++)
200 fDict[iDict] = 0x0;
5f006bd7 201
b0a41e80 202 FilterPedestalInit();
203 FilterGainInit();
ce4786b9 204 FilterTailInit();
b0a41e80 205}
1d93b218 206
5f006bd7 207void AliTRDmcmSim::SetNTimebins(Int_t ntimebins)
4ff7ed2b 208{
5f006bd7 209 // Reallocate memory if a change in the number of timebins
ce4786b9 210 // is needed (should not be the case for real data)
211
5f006bd7 212 if( !CheckInitialized() )
ce4786b9 213 return;
214
4ff7ed2b 215 fNTimeBin = ntimebins;
6170d369 216 for( Int_t iAdc = 0 ; iAdc < AliTRDfeeParam::GetNadcMcm(); iAdc++ ) {
759042e7 217 delete [] fADCR[iAdc];
218 delete [] fADCF[iAdc];
ce4786b9 219 fADCR[iAdc] = new Int_t[fNTimeBin];
220 fADCF[iAdc] = new Int_t[fNTimeBin];
4ff7ed2b 221 }
222}
223
5f006bd7 224Bool_t AliTRDmcmSim::LoadMCM(AliRunLoader* const runloader, Int_t det, Int_t rob, Int_t mcm)
b0a41e80 225{
ce4786b9 226 // loads the ADC data as obtained from the digitsManager for the specified MCM.
5f006bd7 227 // This method is meant for rare execution, e.g. in the visualization. When called
228 // frequently use SetData(...) instead.
b0a41e80 229
64e3d742 230 Init(det, rob, mcm);
b0a41e80 231
232 if (!runloader) {
233 AliError("No Runloader given");
234 return kFALSE;
235 }
236
237 AliLoader *trdLoader = runloader->GetLoader("TRDLoader");
238 if (!trdLoader) {
239 AliError("Could not get TRDLoader");
240 return kFALSE;
241 }
242
5eba8ada 243 Bool_t retval = kTRUE;
b0a41e80 244 trdLoader->LoadDigits();
40bd6ee4 245 fDigitsManager = 0x0;
b0a41e80 246 AliTRDdigitsManager *digMgr = new AliTRDdigitsManager();
247 digMgr->SetSDigits(0);
248 digMgr->CreateArrays();
249 digMgr->ReadDigits(trdLoader->TreeD());
250 AliTRDarrayADC *digits = (AliTRDarrayADC*) digMgr->GetDigits(det);
5eba8ada 251 if (digits->HasData()) {
252 digits->Expand();
253
5896bc23 254 if (fNTimeBin != digits->GetNtime()) {
ce4786b9 255 AliWarning(Form("Changing no. of timebins from %i to %i", fNTimeBin, digits->GetNtime()));
4ff7ed2b 256 SetNTimebins(digits->GetNtime());
5896bc23 257 }
4ff7ed2b 258
ce4786b9 259 SetData(digits);
b0a41e80 260 }
5f006bd7 261 else
5eba8ada 262 retval = kFALSE;
5f006bd7 263
b0a41e80 264 delete digMgr;
5f006bd7 265
4ff7ed2b 266 return retval;
b0a41e80 267}
268
269void AliTRDmcmSim::NoiseTest(Int_t nsamples, Int_t mean, Int_t sigma, Int_t inputGain, Int_t inputTail)
270{
5f006bd7 271 // This function can be used to test the filters.
b0a41e80 272 // It feeds nsamples of ADC values with a gaussian distribution specified by mean and sigma.
273 // The filter chain implemented here consists of:
274 // Pedestal -> Gain -> Tail
5f006bd7 275 // With inputGain and inputTail the input to the gain and tail filter, respectively,
276 // can be chosen where
b0a41e80 277 // 0: noise input
278 // 1: pedestal output
279 // 2: gain output
5f006bd7 280 // The input has to be chosen from a stage before.
281 // The filter behaviour is controlled by the TRAP parameters from AliTRDtrapConfig in the
b0a41e80 282 // same way as in normal simulation.
283 // The functions produces four histograms with the values at the different stages.
284
5f006bd7 285 if( !CheckInitialized() )
ce4786b9 286 return;
287
288 TString nameInputGain;
5f006bd7 289 TString nameInputTail;
ce4786b9 290
291 switch (inputGain) {
292 case 0:
293 nameInputGain = "Noise";
294 break;
295
296 case 1:
297 nameInputGain = "Pedestal";
298 break;
299
300 default:
301 AliError("Undefined input to tail cancellation filter");
302 return;
303 }
304
305 switch (inputTail) {
306 case 0:
307 nameInputTail = "Noise";
308 break;
309
310 case 1:
311 nameInputTail = "Pedestal";
312 break;
313
314 case 2:
315 nameInputTail = "Gain";
316 break;
317
318 default:
319 AliError("Undefined input to tail cancellation filter");
320 return;
321 }
322
b0a41e80 323 TH1F *h = new TH1F("noise", "Gaussian Noise;sample;ADC count",
324 nsamples, 0, nsamples);
ce4786b9 325 TH1F *hfp = new TH1F("ped", "Noise #rightarrow Pedestal filter;sample;ADC count", nsamples, 0, nsamples);
5f006bd7 326 TH1F *hfg = new TH1F("gain",
327 (nameInputGain + "#rightarrow Gain;sample;ADC count").Data(),
ce4786b9 328 nsamples, 0, nsamples);
5f006bd7 329 TH1F *hft = new TH1F("tail",
330 (nameInputTail + "#rightarrow Tail;sample;ADC count").Data(),
ce4786b9 331 nsamples, 0, nsamples);
b0a41e80 332 h->SetStats(kFALSE);
333 hfp->SetStats(kFALSE);
334 hfg->SetStats(kFALSE);
335 hft->SetStats(kFALSE);
5f006bd7 336
b0a41e80 337 Int_t value; // ADC count with noise (10 bit)
338 Int_t valuep; // pedestal filter output (12 bit)
339 Int_t valueg; // gain filter output (12 bit)
340 Int_t valuet; // tail filter value (12 bit)
5f006bd7 341
b0a41e80 342 for (Int_t i = 0; i < nsamples; i++) {
5f006bd7 343 value = (Int_t) gRandom->Gaus(mean, sigma); // generate noise with gaussian distribution
b0a41e80 344 h->SetBinContent(i, value);
345
346 valuep = FilterPedestalNextSample(1, 0, ((Int_t) value) << 2);
5f006bd7 347
b0a41e80 348 if (inputGain == 0)
349 valueg = FilterGainNextSample(1, ((Int_t) value) << 2);
5f006bd7 350 else
351 valueg = FilterGainNextSample(1, valuep);
352
b0a41e80 353 if (inputTail == 0)
354 valuet = FilterTailNextSample(1, ((Int_t) value) << 2);
355 else if (inputTail == 1)
5f006bd7 356 valuet = FilterTailNextSample(1, valuep);
b0a41e80 357 else
5f006bd7 358 valuet = FilterTailNextSample(1, valueg);
b0a41e80 359
360 hfp->SetBinContent(i, valuep >> 2);
361 hfg->SetBinContent(i, valueg >> 2);
362 hft->SetBinContent(i, valuet >> 2);
363 }
364
5f006bd7 365 TCanvas *c = new TCanvas;
b0a41e80 366 c->Divide(2,2);
367 c->cd(1);
368 h->Draw();
369 c->cd(2);
370 hfp->Draw();
371 c->cd(3);
372 hfg->Draw();
373 c->cd(4);
374 hft->Draw();
dfd03fc3 375}
376
ce4786b9 377Bool_t AliTRDmcmSim::CheckInitialized() const
ecf39416 378{
0c349049 379 //
380 // Check whether object is initialized
381 //
382
5f006bd7 383 if( ! fInitialized )
ce4786b9 384 AliError(Form ("AliTRDmcmSim is not initialized but function other than Init() is called."));
385
ecf39416 386 return fInitialized;
387}
388
ab9f7002 389void AliTRDmcmSim::Print(Option_t* const option) const
b0a41e80 390{
391 // Prints the data stored and/or calculated for this MCM.
5f006bd7 392 // The output is controlled by option which can be a sequence of any of
b0a41e80 393 // the following characters:
394 // R - prints raw ADC data
5f006bd7 395 // F - prints filtered data
b0a41e80 396 // H - prints detected hits
397 // T - prints found tracklets
5f006bd7 398 // The later stages are only meaningful after the corresponding calculations
b0a41e80 399 // have been performed.
400
5f006bd7 401 if ( !CheckInitialized() )
ce4786b9 402 return;
403
b0a41e80 404 printf("MCM %i on ROB %i in detector %i\n", fMcmPos, fRobPos, fDetector);
405
406 TString opt = option;
ce4786b9 407 if (opt.Contains("R") || opt.Contains("F")) {
408 std::cout << *this;
1d93b218 409 }
410
b0a41e80 411 if (opt.Contains("H")) {
412 printf("Found %i hits:\n", fNHits);
413 for (Int_t iHit = 0; iHit < fNHits; iHit++) {
414 printf("Hit %3i in timebin %2i, ADC %2i has charge %3i and position %3i\n",
ab9f7002 415 iHit, fHits[iHit].fTimebin, fHits[iHit].fChannel, fHits[iHit].fQtot, fHits[iHit].fYpos);
b0a41e80 416 }
1d93b218 417 }
1d93b218 418
b0a41e80 419 if (opt.Contains("T")) {
420 printf("Tracklets:\n");
421 for (Int_t iTrkl = 0; iTrkl < fTrackletArray->GetEntriesFast(); iTrkl++) {
422 printf("tracklet %i: 0x%08x\n", iTrkl, ((AliTRDtrackletMCM*) (*fTrackletArray)[iTrkl])->GetTrackletWord());
423 }
1d93b218 424 }
b0a41e80 425}
1d93b218 426
5f006bd7 427void AliTRDmcmSim::Draw(Option_t* const option)
b0a41e80 428{
429 // Plots the data stored in a 2-dim. timebin vs. ADC channel plot.
5f006bd7 430 // The option selects what data is plotted and can be a sequence of
b0a41e80 431 // the following characters:
432 // R - plot raw data (default)
433 // F - plot filtered data (meaningless if R is specified)
434 // In addition to the ADC values:
5f006bd7 435 // H - plot hits
b0a41e80 436 // T - plot tracklets
437
5f006bd7 438 if( !CheckInitialized() )
ce4786b9 439 return;
440
b0a41e80 441 TString opt = option;
442
443 TH2F *hist = new TH2F("mcmdata", Form("Data of MCM %i on ROB %i in detector %i", \
444 fMcmPos, fRobPos, fDetector), \
6170d369 445 AliTRDfeeParam::GetNadcMcm(), -0.5, AliTRDfeeParam::GetNadcMcm()-.5, fNTimeBin, -.5, fNTimeBin-.5);
b0a41e80 446 hist->GetXaxis()->SetTitle("ADC Channel");
447 hist->GetYaxis()->SetTitle("Timebin");
448 hist->SetStats(kFALSE);
449
450 if (opt.Contains("R")) {
451 for (Int_t iTimeBin = 0; iTimeBin < fNTimeBin; iTimeBin++) {
6170d369 452 for (Int_t iAdc = 0; iAdc < AliTRDfeeParam::GetNadcMcm(); iAdc++) {
b0a41e80 453 hist->SetBinContent(iAdc+1, iTimeBin+1, fADCR[iAdc][iTimeBin] >> fgkAddDigits);
454 }
1d93b218 455 }
b0a41e80 456 }
457 else {
458 for (Int_t iTimeBin = 0; iTimeBin < fNTimeBin; iTimeBin++) {
6170d369 459 for (Int_t iAdc = 0; iAdc < AliTRDfeeParam::GetNadcMcm(); iAdc++) {
b0a41e80 460 hist->SetBinContent(iAdc+1, iTimeBin+1, fADCF[iAdc][iTimeBin] >> fgkAddDigits);
461 }
1d93b218 462 }
1d93b218 463 }
b0a41e80 464 hist->Draw("colz");
1d93b218 465
b0a41e80 466 if (opt.Contains("H")) {
467 TGraph *grHits = new TGraph();
468 for (Int_t iHit = 0; iHit < fNHits; iHit++) {
5f006bd7 469 grHits->SetPoint(iHit,
470 fHits[iHit].fChannel + 1 + fHits[iHit].fYpos/256.,
ab9f7002 471 fHits[iHit].fTimebin);
b0a41e80 472 }
473 grHits->Draw("*");
474 }
1d93b218 475
b0a41e80 476 if (opt.Contains("T")) {
477 TLine *trklLines = new TLine[4];
64e3d742 478 for (Int_t iTrkl = 0; iTrkl < fTrackletArray->GetEntries(); iTrkl++) {
b0a41e80 479 AliTRDtrackletMCM *trkl = (AliTRDtrackletMCM*) (*fTrackletArray)[iTrkl];
ce4786b9 480 Float_t padWidth = 0.635 + 0.03 * (fDetector % 6);
481 Float_t offset = padWidth/256. * ((((((fRobPos & 0x1) << 2) + (fMcmPos & 0x3)) * 18) << 8) - ((18*4*2 - 18*2 - 3) << 7)); // revert adding offset in FitTracklet
2b2b540f 482 Int_t ndrift = fTrapConfig->GetDmemUnsigned(fgkDmemAddrNdrift, fDetector, fRobPos, fMcmPos) >> 5;
eaf6dbb0 483 Float_t slope = 0;
484 if (ndrift)
485 slope = trkl->GetdY() * 140e-4 / ndrift;
ce4786b9 486
759042e7 487 Int_t t0 = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPFS, fDetector, fRobPos, fMcmPos);
488 Int_t t1 = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPFE, fDetector, fRobPos, fMcmPos);
ce4786b9 489
490 trklLines[iTrkl].SetX1((offset - (trkl->GetY() - slope * t0)) / padWidth); // ??? sign?
491 trklLines[iTrkl].SetY1(t0);
492 trklLines[iTrkl].SetX2((offset - (trkl->GetY() - slope * t1)) / padWidth); // ??? sign?
493 trklLines[iTrkl].SetY2(t1);
b0a41e80 494 trklLines[iTrkl].SetLineColor(2);
495 trklLines[iTrkl].SetLineWidth(2);
496 printf("Tracklet %i: y = %f, dy = %f, offset = %f\n", iTrkl, trkl->GetY(), (trkl->GetdY() * 140e-4), offset);
497 trklLines[iTrkl].Draw();
498 }
499 }
1d93b218 500}
501
6419bebb 502void AliTRDmcmSim::SetData( Int_t adc, const Int_t* const data )
dfd03fc3 503{
0c349049 504 //
dfd03fc3 505 // Store ADC data into array of raw data
0c349049 506 //
dfd03fc3 507
ecf39416 508 if( !CheckInitialized() ) return;
dfd03fc3 509
6170d369 510 if( adc < 0 || adc >= AliTRDfeeParam::GetNadcMcm() ) {
511 AliError(Form ("Error: ADC %i is out of range (0 .. %d).", adc, AliTRDfeeParam::GetNadcMcm()-1));
dfd03fc3 512 return;
513 }
514
4ff7ed2b 515 for( Int_t it = 0 ; it < fNTimeBin ; it++ ) {
ce4786b9 516 fADCR[adc][it] = (Int_t) (data[it]) << fgkAddDigits;
517 fADCF[adc][it] = (Int_t) (data[it]) << fgkAddDigits;
dfd03fc3 518 }
519}
520
ce4786b9 521void AliTRDmcmSim::SetData( Int_t adc, Int_t it, Int_t data )
dfd03fc3 522{
0c349049 523 //
dfd03fc3 524 // Store ADC data into array of raw data
0c349049 525 //
dfd03fc3 526
ecf39416 527 if( !CheckInitialized() ) return;
dfd03fc3 528
6170d369 529 if( adc < 0 || adc >= AliTRDfeeParam::GetNadcMcm() ) {
530 AliError(Form ("Error: ADC %i is out of range (0 .. %d).", adc, AliTRDfeeParam::GetNadcMcm()-1));
dfd03fc3 531 return;
532 }
533
ce4786b9 534 fADCR[adc][it] = data << fgkAddDigits;
535 fADCF[adc][it] = data << fgkAddDigits;
b0a41e80 536}
537
6b094867 538void AliTRDmcmSim::SetData(AliTRDarrayADC* const adcArray, AliTRDdigitsManager * const digitsManager)
b0a41e80 539{
ab9f7002 540 // Set the ADC data from an AliTRDarrayADC
541
5f006bd7 542 if( !CheckInitialized() )
b0a41e80 543 return;
b0a41e80 544
40bd6ee4 545 fDigitsManager = digitsManager;
ce4786b9 546 if (fDigitsManager) {
547 for (Int_t iDict = 0; iDict < 3; iDict++) {
548 AliTRDarrayDictionary *newDict = (AliTRDarrayDictionary*) fDigitsManager->GetDictionary(fDetector, iDict);
549 if (fDict[iDict] != 0x0 && newDict != 0x0) {
5f006bd7 550
ce4786b9 551 if (fDict[iDict] == newDict)
552 continue;
40bd6ee4 553
ce4786b9 554 fDict[iDict] = newDict;
5f7c3c48 555 if(fDict[iDict]->GetDim() != 0)
556 fDict[iDict]->Expand();
ce4786b9 557 }
558 else {
559 fDict[iDict] = newDict;
5f7c3c48 560 if (fDict[iDict] && (fDict[iDict]->GetDim() != 0) )
ce4786b9 561 fDict[iDict]->Expand();
5f7c3c48 562 }
5f006bd7 563
564 // If there is no data, set dictionary to zero to avoid crashes
27a030ab 565 if (fDict[iDict]->GetDim() == 0) {
5f7c3c48 566 // AliError(Form("Dictionary %i of det. %i has dim. 0", iDict, fDetector));
27a030ab 567 fDict[iDict] = 0x0;
ce4786b9 568 }
569 }
5896bc23 570 }
4ff7ed2b 571
ce4786b9 572 if (fNTimeBin != adcArray->GetNtime())
573 SetNTimebins(adcArray->GetNtime());
5f006bd7 574
ce4786b9 575 Int_t offset = (fMcmPos % 4 + 1) * 21 + (fRobPos % 2) * 84 - 1;
b0a41e80 576
577 for (Int_t iTimeBin = 0; iTimeBin < fNTimeBin; iTimeBin++) {
6170d369 578 for (Int_t iAdc = 0; iAdc < AliTRDfeeParam::GetNadcMcm(); iAdc++) {
ce4786b9 579 Int_t value = adcArray->GetDataByAdcCol(GetRow(), offset - iAdc, iTimeBin);
a10c6981 580 // treat 0 as suppressed,
581 // this is not correct but reported like that from arrayADC
582 if (value <= 0 || (offset - iAdc < 1) || (offset - iAdc > 165)) {
759042e7 583 fADCR[iAdc][iTimeBin] = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFPNP, fDetector, fRobPos, fMcmPos) + (fgAddBaseline << fgkAddDigits);
584 fADCF[iAdc][iTimeBin] = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPFP, fDetector, fRobPos, fMcmPos) + (fgAddBaseline << fgkAddDigits);
b0a41e80 585 }
586 else {
ce4786b9 587 fZSMap[iAdc] = 0;
588 fADCR[iAdc][iTimeBin] = (value << fgkAddDigits) + (fgAddBaseline << fgkAddDigits);
589 fADCF[iAdc][iTimeBin] = (value << fgkAddDigits) + (fgAddBaseline << fgkAddDigits);
b0a41e80 590 }
591 }
592 }
dfd03fc3 593}
594
6419bebb 595void AliTRDmcmSim::SetDataByPad(const AliTRDarrayADC* const adcArray, AliTRDdigitsManager * const digitsManager)
ce51199c 596{
5f006bd7 597 // Set the ADC data from an AliTRDarrayADC
ce51199c 598 // (by pad, to be used during initial reading in simulation)
599
5f006bd7 600 if( !CheckInitialized() )
ce51199c 601 return;
602
603 fDigitsManager = digitsManager;
604 if (fDigitsManager) {
605 for (Int_t iDict = 0; iDict < 3; iDict++) {
606 AliTRDarrayDictionary *newDict = (AliTRDarrayDictionary*) fDigitsManager->GetDictionary(fDetector, iDict);
607 if (fDict[iDict] != 0x0 && newDict != 0x0) {
5f006bd7 608
ce51199c 609 if (fDict[iDict] == newDict)
610 continue;
611
612 fDict[iDict] = newDict;
5f006bd7 613 fDict[iDict]->Expand();
ce51199c 614 }
615 else {
616 fDict[iDict] = newDict;
617 if (fDict[iDict])
618 fDict[iDict]->Expand();
619 }
5f006bd7 620
621 // If there is no data, set dictionary to zero to avoid crashes
27a030ab 622 if (fDict[iDict]->GetDim() == 0) {
282c303c 623 AliError(Form("Dictionary %i of det. %i has dim. 0", iDict, fDetector));
27a030ab 624 fDict[iDict] = 0x0;
625 }
ce51199c 626 }
627 }
628
629 if (fNTimeBin != adcArray->GetNtime())
630 SetNTimebins(adcArray->GetNtime());
5f006bd7 631
ce51199c 632 Int_t offset = (fMcmPos % 4 + 1) * 18 + (fRobPos % 2) * 72 + 1;
633
634 for (Int_t iTimeBin = 0; iTimeBin < fNTimeBin; iTimeBin++) {
6170d369 635 for (Int_t iAdc = 0; iAdc < AliTRDfeeParam::GetNadcMcm(); iAdc++) {
ce51199c 636 Int_t value = -1;
637 Int_t pad = offset - iAdc;
5f006bd7 638 if (pad > -1 && pad < 144)
ce51199c 639 value = adcArray->GetData(GetRow(), offset - iAdc, iTimeBin);
640 // Int_t value = adcArray->GetDataByAdcCol(GetRow(), offset - iAdc, iTimeBin);
641 if (value < 0 || (offset - iAdc < 1) || (offset - iAdc > 165)) {
759042e7 642 fADCR[iAdc][iTimeBin] = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFPNP, fDetector, fRobPos, fMcmPos) + (fgAddBaseline << fgkAddDigits);
643 fADCF[iAdc][iTimeBin] = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPFP, fDetector, fRobPos, fMcmPos) + (fgAddBaseline << fgkAddDigits);
ce51199c 644 }
645 else {
646 fZSMap[iAdc] = 0;
647 fADCR[iAdc][iTimeBin] = (value << fgkAddDigits) + (fgAddBaseline << fgkAddDigits);
648 fADCF[iAdc][iTimeBin] = (value << fgkAddDigits) + (fgAddBaseline << fgkAddDigits);
649 }
650 }
651 }
652}
653
ce4786b9 654void AliTRDmcmSim::SetDataPedestal( Int_t adc )
dfd03fc3 655{
0c349049 656 //
dfd03fc3 657 // Store ADC data into array of raw data
0c349049 658 //
dfd03fc3 659
5f006bd7 660 if( !CheckInitialized() )
ce4786b9 661 return;
dfd03fc3 662
6170d369 663 if( adc < 0 || adc >= AliTRDfeeParam::GetNadcMcm() ) {
dfd03fc3 664 return;
665 }
666
667 for( Int_t it = 0 ; it < fNTimeBin ; it++ ) {
759042e7 668 fADCR[adc][it] = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFPNP, fDetector, fRobPos, fMcmPos) + (fgAddBaseline << fgkAddDigits);
669 fADCF[adc][it] = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPFP, fDetector, fRobPos, fMcmPos) + (fgAddBaseline << fgkAddDigits);
dfd03fc3 670 }
671}
672
ce4786b9 673Bool_t AliTRDmcmSim::GetHit(Int_t index, Int_t &channel, Int_t &timebin, Int_t &qtot, Int_t &ypos, Float_t &y, Int_t &label) const
674{
675 // retrieve the MC hit information (not available in TRAP hardware)
676
677 if (index < 0 || index >= fNHits)
678 return kFALSE;
5f006bd7 679
ce4786b9 680 channel = fHits[index].fChannel;
681 timebin = fHits[index].fTimebin;
682 qtot = fHits[index].fQtot;
683 ypos = fHits[index].fYpos;
684 y = (Float_t) ((((((fRobPos & 0x1) << 2) + (fMcmPos & 0x3)) * 18) << 8) - ((18*4*2 - 18*2 - 1) << 7) -
5f006bd7 685 (channel << 8) - ypos)
ce4786b9 686 * (0.635 + 0.03 * (fDetector % 6))
687 / 256.0;
25b41f6f 688 label = fHits[index].fLabel[0];
ce4786b9 689
690 return kTRUE;
691}
692
693Int_t AliTRDmcmSim::GetCol( Int_t adc )
dfd03fc3 694{
0c349049 695 //
dfd03fc3 696 // Return column id of the pad for the given ADC channel
0c349049 697 //
698
5f006bd7 699 if( !CheckInitialized() )
f793c83d 700 return -1;
dfd03fc3 701
ce4786b9 702 Int_t col = fFeeParam->GetPadColFromADC(fRobPos, fMcmPos, adc);
5f006bd7 703 if (col < 0 || col >= fFeeParam->GetNcol())
a6d08b7f 704 return -1;
5f006bd7 705 else
a6d08b7f 706 return col;
dfd03fc3 707}
708
ce4786b9 709Int_t AliTRDmcmSim::ProduceRawStream( UInt_t *buf, Int_t bufSize, UInt_t iEv) const
987ba9a3 710{
711 //
712 // Produce raw data stream from this MCM and put in buf
5f006bd7 713 // Returns number of words filled, or negative value
987ba9a3 714 // with -1 * number of overflowed words
715 //
716
5f006bd7 717 if( !CheckInitialized() )
ce4786b9 718 return 0;
719
987ba9a3 720 UInt_t x;
7d619a80 721 UInt_t mcmHeader = 0;
722 UInt_t adcMask = 0;
987ba9a3 723 Int_t nw = 0; // Number of written words
724 Int_t of = 0; // Number of overflowed words
725 Int_t rawVer = fFeeParam->GetRAWversion();
726 Int_t **adc;
727 Int_t nActiveADC = 0; // number of activated ADC bits in a word
728
5f006bd7 729 if( !CheckInitialized() )
ce4786b9 730 return 0;
987ba9a3 731
759042e7 732 if (fTrapConfig->GetTrapReg(AliTRDtrapConfig::kEBSF, fDetector, fRobPos, fMcmPos) != 0) // store unfiltered data
987ba9a3 733 adc = fADCR;
5f006bd7 734 else
987ba9a3 735 adc = fADCF;
5f006bd7 736
987ba9a3 737 // Produce ADC mask : nncc cccm mmmm mmmm mmmm mmmm mmmm 1100
738 // n : unused , c : ADC count, m : selected ADCs
7d619a80 739 if( rawVer >= 3 &&
759042e7 740 (fTrapConfig->GetTrapReg(AliTRDtrapConfig::kC15CPUA, fDetector, fRobPos, fMcmPos) & (1 << 13))) { // check for zs flag in TRAP configuration
6170d369 741 for( Int_t iAdc = 0 ; iAdc < AliTRDfeeParam::GetNadcMcm() ; iAdc++ ) {
ce4786b9 742 if( ~fZSMap[iAdc] != 0 ) { // 0 means not suppressed
7d619a80 743 adcMask |= (1 << (iAdc+4) ); // last 4 digit reserved for 1100=0xc
744 nActiveADC++; // number of 1 in mmm....m
987ba9a3 745 }
746 }
987ba9a3 747
7d619a80 748 if ((nActiveADC == 0) &&
759042e7 749 (fTrapConfig->GetTrapReg(AliTRDtrapConfig::kC15CPUA, fDetector, fRobPos, fMcmPos) & (1 << 8))) // check for DEH flag in TRAP configuration
7d619a80 750 return 0;
751
752 // assemble adc mask word
753 adcMask |= (1 << 30) | ( ( 0x3FFFFFFC ) & (~(nActiveADC) << 25) ) | 0xC; // nn = 01, ccccc are inverted, 0xc=1100
754 }
755
756 // MCM header
757 mcmHeader = (1<<31) | (fRobPos << 28) | (fMcmPos << 24) | ((iEv % 0x100000) << 4) | 0xC;
758 if (nw < bufSize)
759 buf[nw++] = mcmHeader;
760 else
761 of++;
762
763 // ADC mask
764 if( adcMask != 0 ) {
765 if (nw < bufSize)
766 buf[nw++] = adcMask;
767 else
987ba9a3 768 of++;
987ba9a3 769 }
770
771 // Produce ADC data. 3 timebins are packed into one 32 bits word
772 // In this version, different ADC channel will NOT share the same word
773
774 UInt_t aa=0, a1=0, a2=0, a3=0;
775
776 for (Int_t iAdc = 0; iAdc < 21; iAdc++ ) {
ce4786b9 777 if( rawVer>= 3 && ~fZSMap[iAdc] == 0 ) continue; // Zero Suppression, 0 means not suppressed
b0a41e80 778 aa = !(iAdc & 1) + 2;
987ba9a3 779 for (Int_t iT = 0; iT < fNTimeBin; iT+=3 ) {
b0a41e80 780 a1 = ((iT ) < fNTimeBin ) ? adc[iAdc][iT ] >> fgkAddDigits : 0;
781 a2 = ((iT + 1) < fNTimeBin ) ? adc[iAdc][iT+1] >> fgkAddDigits : 0;
782 a3 = ((iT + 2) < fNTimeBin ) ? adc[iAdc][iT+2] >> fgkAddDigits : 0;
987ba9a3 783 x = (a3 << 22) | (a2 << 12) | (a1 << 2) | aa;
ce4786b9 784 if (nw < bufSize) {
b0a41e80 785 buf[nw++] = x;
987ba9a3 786 }
787 else {
b0a41e80 788 of++;
987ba9a3 789 }
790 }
791 }
792
793 if( of != 0 ) return -of; else return nw;
794}
795
ce4786b9 796Int_t AliTRDmcmSim::ProduceTrackletStream( UInt_t *buf, Int_t bufSize )
1d93b218 797{
798 //
799 // Produce tracklet data stream from this MCM and put in buf
5f006bd7 800 // Returns number of words filled, or negative value
1d93b218 801 // with -1 * number of overflowed words
802 //
803
5f006bd7 804 if( !CheckInitialized() )
ce4786b9 805 return 0;
806
1d93b218 807 Int_t nw = 0; // Number of written words
808 Int_t of = 0; // Number of overflowed words
5f006bd7 809
810 // Produce tracklet data. A maximum of four 32 Bit words will be written per MCM
1d93b218 811 // fMCMT is filled continuously until no more tracklet words available
812
f793c83d 813 for (Int_t iTracklet = 0; iTracklet < fTrackletArray->GetEntriesFast(); iTracklet++) {
5f006bd7 814 if (nw < bufSize)
f793c83d 815 buf[nw++] = ((AliTRDtrackletMCM*) (*fTrackletArray)[iTracklet])->GetTrackletWord();
5f006bd7 816 else
f793c83d 817 of++;
1d93b218 818 }
5f006bd7 819
1d93b218 820 if( of != 0 ) return -of; else return nw;
821}
822
dfd03fc3 823void AliTRDmcmSim::Filter()
824{
0c349049 825 //
b0a41e80 826 // Filter the raw ADC values. The active filter stages and their
827 // parameters are taken from AliTRDtrapConfig.
5f006bd7 828 // The raw data is stored separate from the filtered data. Thus,
829 // it is possible to run the filters on a set of raw values
b0a41e80 830 // sequentially for parameter tuning.
0c349049 831 //
dfd03fc3 832
5f006bd7 833 if( !CheckInitialized() )
b0a41e80 834 return;
dfd03fc3 835
b0a41e80 836 // Apply filters sequentially. Bypass is handled by filters
5f006bd7 837 // since counters and internal registers may be updated even
b0a41e80 838 // if the filter is bypassed.
5f006bd7 839 // The first filter takes the data from fADCR and
840 // outputs to fADCF.
841
b0a41e80 842 // Non-linearity filter not implemented.
843 FilterPedestal();
844 FilterGain();
845 FilterTail();
846 // Crosstalk filter not implemented.
dfd03fc3 847}
848
5f006bd7 849void AliTRDmcmSim::FilterPedestalInit(Int_t baseline)
b0a41e80 850{
5f006bd7 851 // Initializes the pedestal filter assuming that the input has
b0a41e80 852 // been constant for a long time (compared to the time constant).
853
759042e7 854 UShort_t fptc = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFPTC, fDetector, fRobPos, fMcmPos); // 0..3, 0 - fastest, 3 - slowest
b0a41e80 855
6170d369 856 for (Int_t iAdc = 0; iAdc < AliTRDfeeParam::GetNadcMcm(); iAdc++)
5f006bd7 857 fPedAcc[iAdc] = (baseline << 2) * (1 << fgkFPshifts[fptc]);
b0a41e80 858}
859
860UShort_t AliTRDmcmSim::FilterPedestalNextSample(Int_t adc, Int_t timebin, UShort_t value)
dfd03fc3 861{
b0a41e80 862 // Returns the output of the pedestal filter given the input value.
5f006bd7 863 // The output depends on the internal registers and, thus, the
b0a41e80 864 // history of the filter.
865
759042e7 866 UShort_t fpnp = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFPNP, fDetector, fRobPos, fMcmPos); // 0..511 -> 0..127.75, pedestal at the output
867 UShort_t fptc = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFPTC, fDetector, fRobPos, fMcmPos); // 0..3, 0 - fastest, 3 - slowest
868 UShort_t fpby = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFPBY, fDetector, fRobPos, fMcmPos); // 0..1 bypass, active low
b0a41e80 869
870 UShort_t accumulatorShifted;
871 Int_t correction;
872 UShort_t inpAdd;
5f006bd7 873
b0a41e80 874 inpAdd = value + fpnp;
875
ce4786b9 876 accumulatorShifted = (fPedAcc[adc] >> fgkFPshifts[fptc]) & 0x3FF; // 10 bits
b0a41e80 877 if (timebin == 0) // the accumulator is disabled in the drift time
878 {
879 correction = (value & 0x3FF) - accumulatorShifted;
880 fPedAcc[adc] = (fPedAcc[adc] + correction) & 0x7FFFFFFF; // 31 bits
881 }
5f006bd7 882
ce4786b9 883 if (fpby == 0)
884 return value;
885
b0a41e80 886 if (inpAdd <= accumulatorShifted)
887 return 0;
888 else
889 {
890 inpAdd = inpAdd - accumulatorShifted;
5f006bd7 891 if (inpAdd > 0xFFF)
b0a41e80 892 return 0xFFF;
5f006bd7 893 else
b0a41e80 894 return inpAdd;
895 }
896}
23200400 897
b0a41e80 898void AliTRDmcmSim::FilterPedestal()
899{
0c349049 900 //
dfd03fc3 901 // Apply pedestal filter
0c349049 902 //
5f006bd7 903 // As the first filter in the chain it reads data from fADCR
904 // and outputs to fADCF.
905 // It has only an effect if previous samples have been fed to
906 // find the pedestal. Currently, the simulation assumes that
b0a41e80 907 // the input has been stable for a sufficiently long time.
dfd03fc3 908
b0a41e80 909 for (Int_t iTimeBin = 0; iTimeBin < fNTimeBin; iTimeBin++) {
6170d369 910 for (Int_t iAdc = 0; iAdc < AliTRDfeeParam::GetNadcMcm(); iAdc++) {
b0a41e80 911 fADCF[iAdc][iTimeBin] = FilterPedestalNextSample(iAdc, iTimeBin, fADCR[iAdc][iTimeBin]);
dfd03fc3 912 }
913 }
914}
915
b0a41e80 916void AliTRDmcmSim::FilterGainInit()
dfd03fc3 917{
5f006bd7 918 // Initializes the gain filter. In this case, only threshold
b0a41e80 919 // counters are reset.
0c349049 920
6170d369 921 for (Int_t iAdc = 0; iAdc < AliTRDfeeParam::GetNadcMcm(); iAdc++) {
5f006bd7 922 // these are counters which in hardware continue
b0a41e80 923 // until maximum or reset
924 fGainCounterA[iAdc] = 0;
925 fGainCounterB[iAdc] = 0;
926 }
dfd03fc3 927}
928
b0a41e80 929UShort_t AliTRDmcmSim::FilterGainNextSample(Int_t adc, UShort_t value)
dfd03fc3 930{
b0a41e80 931 // Apply the gain filter to the given value.
932 // BEGIN_LATEX O_{i}(t) = #gamma_{i} * I_{i}(t) + a_{i} END_LATEX
5f006bd7 933 // The output depends on the internal registers and, thus, the
b0a41e80 934 // history of the filter.
dfd03fc3 935
759042e7 936 UShort_t fgby = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFGBY, fDetector, fRobPos, fMcmPos); // bypass, active low
937 UShort_t fgf = fTrapConfig->GetTrapReg(AliTRDtrapConfig::TrapReg_t(AliTRDtrapConfig::kFGF0 + adc), fDetector, fRobPos, fMcmPos); // 0x700 + (0 & 0x1ff);
938 UShort_t fga = fTrapConfig->GetTrapReg(AliTRDtrapConfig::TrapReg_t(AliTRDtrapConfig::kFGA0 + adc), fDetector, fRobPos, fMcmPos); // 40;
939 UShort_t fgta = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFGTA, fDetector, fRobPos, fMcmPos); // 20;
940 UShort_t fgtb = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFGTB, fDetector, fRobPos, fMcmPos); // 2060;
dfd03fc3 941
5f7c3c48 942 UInt_t fgfExtended = 0x700 + fgf; // The corr factor which is finally applied has to be extended by 0x700 (hex) or 0.875 (dec)
943 // because fgf=0 correspons to 0.875 and fgf=511 correspons to 1.125 - 2^(-11)
944 // (see TRAP User Manual for details)
945
ce4786b9 946 UInt_t corr; // corrected value
dfd03fc3 947
b0a41e80 948 value &= 0xFFF;
5f7c3c48 949 corr = (value * fgfExtended) >> 11;
ce4786b9 950 corr = corr > 0xfff ? 0xfff : corr;
951 corr = AddUintClipping(corr, fga, 12);
b0a41e80 952
5f006bd7 953 // Update threshold counters
b0a41e80 954 // not really useful as they are cleared with every new event
ce4786b9 955 if (!((fGainCounterA[adc] == 0x3FFFFFF) || (fGainCounterB[adc] == 0x3FFFFFF)))
956 // stop when full
b0a41e80 957 {
5f006bd7 958 if (corr >= fgtb)
b0a41e80 959 fGainCounterB[adc]++;
5f006bd7 960 else if (corr >= fgta)
b0a41e80 961 fGainCounterA[adc]++;
962 }
963
ce4786b9 964 if (fgby == 1)
5f006bd7 965 return corr;
ce4786b9 966 else
967 return value;
b0a41e80 968}
969
970void AliTRDmcmSim::FilterGain()
971{
972 // Read data from fADCF and apply gain filter.
973
6170d369 974 for (Int_t iAdc = 0; iAdc < AliTRDfeeParam::GetNadcMcm(); iAdc++) {
b0a41e80 975 for (Int_t iTimeBin = 0; iTimeBin < fNTimeBin; iTimeBin++) {
976 fADCF[iAdc][iTimeBin] = FilterGainNextSample(iAdc, fADCF[iAdc][iTimeBin]);
1d93b218 977 }
b0a41e80 978 }
979}
1d93b218 980
b0a41e80 981void AliTRDmcmSim::FilterTailInit(Int_t baseline)
982{
5f006bd7 983 // Initializes the tail filter assuming that the input has
984 // been at the baseline value (configured by FTFP) for a
b0a41e80 985 // sufficiently long time.
986
987 // exponents and weight calculated from configuration
759042e7 988 UShort_t alphaLong = 0x3ff & fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFTAL, fDetector, fRobPos, fMcmPos); // the weight of the long component
989 UShort_t lambdaLong = (1 << 10) | (1 << 9) | (fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFTLL, fDetector, fRobPos, fMcmPos) & 0x1FF); // the multiplier
990 UShort_t lambdaShort = (0 << 10) | (1 << 9) | (fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFTLS, fDetector, fRobPos, fMcmPos) & 0x1FF); // the multiplier
b0a41e80 991
992 Float_t lambdaL = lambdaLong * 1.0 / (1 << 11);
993 Float_t lambdaS = lambdaShort * 1.0 / (1 << 11);
994 Float_t alphaL = alphaLong * 1.0 / (1 << 11);
995 Float_t qup, qdn;
996 qup = (1 - lambdaL) * (1 - lambdaS);
997 qdn = 1 - lambdaS * alphaL - lambdaL * (1 - alphaL);
998 Float_t kdc = qup/qdn;
999
1000 Float_t kt, ql, qs;
1001 UShort_t aout;
ce4786b9 1002
1003 if (baseline < 0)
759042e7 1004 baseline = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFPNP, fDetector, fRobPos, fMcmPos);
5f006bd7 1005
b0a41e80 1006 ql = lambdaL * (1 - lambdaS) * alphaL;
1007 qs = lambdaS * (1 - lambdaL) * (1 - alphaL);
1008
6170d369 1009 for (Int_t iAdc = 0; iAdc < AliTRDfeeParam::GetNadcMcm(); iAdc++) {
ce4786b9 1010 Int_t value = baseline & 0xFFF;
759042e7 1011 Int_t corr = (value * fTrapConfig->GetTrapReg(AliTRDtrapConfig::TrapReg_t(AliTRDtrapConfig::kFGF0 + iAdc), fDetector, fRobPos, fMcmPos)) >> 11;
ce4786b9 1012 corr = corr > 0xfff ? 0xfff : corr;
759042e7 1013 corr = AddUintClipping(corr, fTrapConfig->GetTrapReg(AliTRDtrapConfig::TrapReg_t(AliTRDtrapConfig::kFGA0 + iAdc), fDetector, fRobPos, fMcmPos), 12);
ce4786b9 1014
1015 kt = kdc * baseline;
1016 aout = baseline - (UShort_t) kt;
1017
b0a41e80 1018 fTailAmplLong[iAdc] = (UShort_t) (aout * ql / (ql + qs));
1019 fTailAmplShort[iAdc] = (UShort_t) (aout * qs / (ql + qs));
1020 }
1021}
1022
1023UShort_t AliTRDmcmSim::FilterTailNextSample(Int_t adc, UShort_t value)
1024{
5f006bd7 1025 // Returns the output of the tail filter for the given input value.
1026 // The output depends on the internal registers and, thus, the
b0a41e80 1027 // history of the filter.
1028
1029 // exponents and weight calculated from configuration
759042e7 1030 UShort_t alphaLong = 0x3ff & fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFTAL, fDetector, fRobPos, fMcmPos); // the weight of the long component
1031 UShort_t lambdaLong = (1 << 10) | (1 << 9) | (fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFTLL, fDetector, fRobPos, fMcmPos) & 0x1FF); // the multiplier of the long component
1032 UShort_t lambdaShort = (0 << 10) | (1 << 9) | (fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFTLS, fDetector, fRobPos, fMcmPos) & 0x1FF); // the multiplier of the short component
b0a41e80 1033
ce4786b9 1034 // intermediate signals
1035 UInt_t aDiff;
1036 UInt_t alInpv;
b0a41e80 1037 UShort_t aQ;
ce4786b9 1038 UInt_t tmp;
5f006bd7 1039
ab9f7002 1040 UShort_t inpVolt = value & 0xFFF; // 12 bits
5f006bd7 1041
ce4786b9 1042 // add the present generator outputs
1043 aQ = AddUintClipping(fTailAmplLong[adc], fTailAmplShort[adc], 12);
1044
1045 // calculate the difference between the input and the generated signal
5f006bd7 1046 if (inpVolt > aQ)
ce4786b9 1047 aDiff = inpVolt - aQ;
5f006bd7 1048 else
ce4786b9 1049 aDiff = 0;
5f006bd7 1050
ce4786b9 1051 // the inputs to the two generators, weighted
1052 alInpv = (aDiff * alphaLong) >> 11;
5f006bd7 1053
ce4786b9 1054 // the new values of the registers, used next time
1055 // long component
1056 tmp = AddUintClipping(fTailAmplLong[adc], alInpv, 12);
1057 tmp = (tmp * lambdaLong) >> 11;
1058 fTailAmplLong[adc] = tmp & 0xFFF;
1059 // short component
1060 tmp = AddUintClipping(fTailAmplShort[adc], aDiff - alInpv, 12);
1061 tmp = (tmp * lambdaShort) >> 11;
1062 fTailAmplShort[adc] = tmp & 0xFFF;
5f006bd7 1063
ce4786b9 1064 // the output of the filter
759042e7 1065 if (fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFTBY, fDetector, fRobPos, fMcmPos) == 0) // bypass mode, active low
b0a41e80 1066 return value;
1067 else
b0a41e80 1068 return aDiff;
b0a41e80 1069}
dfd03fc3 1070
b0a41e80 1071void AliTRDmcmSim::FilterTail()
1072{
5f006bd7 1073 // Apply tail cancellation filter to all data.
fabf2e09 1074
b0a41e80 1075 for (Int_t iTimeBin = 0; iTimeBin < fNTimeBin; iTimeBin++) {
6170d369 1076 for (Int_t iAdc = 0; iAdc < AliTRDfeeParam::GetNadcMcm(); iAdc++) {
b0a41e80 1077 fADCF[iAdc][iTimeBin] = FilterTailNextSample(iAdc, fADCF[iAdc][iTimeBin]);
1078 }
1079 }
dfd03fc3 1080}
1081
dfd03fc3 1082void AliTRDmcmSim::ZSMapping()
1083{
0c349049 1084 //
dfd03fc3 1085 // Zero Suppression Mapping implemented in TRAP chip
ce4786b9 1086 // only implemented for up to 30 timebins
dfd03fc3 1087 //
1088 // See detail TRAP manual "Data Indication" section:
1089 // http://www.kip.uni-heidelberg.de/ti/TRD/doc/trap/TRAP-UserManual.pdf
0c349049 1090 //
dfd03fc3 1091
5f006bd7 1092 if( !CheckInitialized() )
ce4786b9 1093 return;
1094
759042e7 1095 Int_t eBIS = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kEBIS, fDetector, fRobPos, fMcmPos);
1096 Int_t eBIT = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kEBIT, fDetector, fRobPos, fMcmPos);
1097 Int_t eBIL = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kEBIL, fDetector, fRobPos, fMcmPos);
1098 Int_t eBIN = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kEBIN, fDetector, fRobPos, fMcmPos);
ecf39416 1099
b0a41e80 1100 Int_t **adc = fADCF;
dfd03fc3 1101
6170d369 1102 for (Int_t iAdc = 0; iAdc < AliTRDfeeParam::GetNadcMcm(); iAdc++)
ce4786b9 1103 fZSMap[iAdc] = -1;
b0a41e80 1104
1105 for( Int_t it = 0 ; it < fNTimeBin ; it++ ) {
ce4786b9 1106 Int_t iAdc; // current ADC channel
1107 Int_t ap;
1108 Int_t ac;
1109 Int_t an;
1110 Int_t mask;
1111 Int_t supp; // suppression of the current channel (low active)
5f006bd7 1112
ce4786b9 1113 // ----- first channel -----
1114 iAdc = 0;
5f006bd7 1115
ce4786b9 1116 ap = 0; // previous
1117 ac = adc[iAdc ][it]; // current
1118 an = adc[iAdc+1][it]; // next
5f006bd7 1119
ce4786b9 1120 mask = ( ac >= ap && ac >= an ) ? 0 : 0x1; // peak center detection
1121 mask += ( ap + ac + an > eBIT ) ? 0 : 0x2; // cluster
1122 mask += ( ac > eBIS ) ? 0 : 0x4; // absolute large peak
5f006bd7 1123
ce4786b9 1124 supp = (eBIL >> mask) & 1;
5f006bd7 1125
ce4786b9 1126 fZSMap[iAdc] &= ~((1-supp) << it);
1127 if( eBIN == 0 ) { // neighbour sensitivity
1128 fZSMap[iAdc+1] &= ~((1-supp) << it);
dfd03fc3 1129 }
5f006bd7 1130
ce4786b9 1131 // ----- last channel -----
6170d369 1132 iAdc = AliTRDfeeParam::GetNadcMcm() - 1;
5f006bd7 1133
ce4786b9 1134 ap = adc[iAdc-1][it]; // previous
1135 ac = adc[iAdc ][it]; // current
1136 an = 0; // next
5f006bd7 1137
ce4786b9 1138 mask = ( ac >= ap && ac >= an ) ? 0 : 0x1; // peak center detection
1139 mask += ( ap + ac + an > eBIT ) ? 0 : 0x2; // cluster
1140 mask += ( ac > eBIS ) ? 0 : 0x4; // absolute large peak
5f006bd7 1141
ce4786b9 1142 supp = (eBIL >> mask) & 1;
5f006bd7 1143
ce4786b9 1144 fZSMap[iAdc] &= ~((1-supp) << it);
1145 if( eBIN == 0 ) { // neighbour sensitivity
1146 fZSMap[iAdc-1] &= ~((1-supp) << it);
ecf39416 1147 }
5f006bd7 1148
ce4786b9 1149 // ----- middle channels -----
6170d369 1150 for( iAdc = 1 ; iAdc < AliTRDfeeParam::GetNadcMcm()-1; iAdc++ ) {
ce4786b9 1151 ap = adc[iAdc-1][it]; // previous
1152 ac = adc[iAdc ][it]; // current
1153 an = adc[iAdc+1][it]; // next
5f006bd7 1154
ce4786b9 1155 mask = ( ac >= ap && ac >= an ) ? 0 : 0x1; // peak center detection
1156 mask += ( ap + ac + an > eBIT ) ? 0 : 0x2; // cluster
1157 mask += ( ac > eBIS ) ? 0 : 0x4; // absolute large peak
5f006bd7 1158
ce4786b9 1159 supp = (eBIL >> mask) & 1;
5f006bd7 1160
ce4786b9 1161 fZSMap[iAdc] &= ~((1-supp) << it);
1162 if( eBIN == 0 ) { // neighbour sensitivity
1163 fZSMap[iAdc-1] &= ~((1-supp) << it);
1164 fZSMap[iAdc+1] &= ~((1-supp) << it);
ecf39416 1165 }
dfd03fc3 1166 }
ce4786b9 1167
dfd03fc3 1168 }
1169}
1170
25b41f6f 1171void AliTRDmcmSim::AddHitToFitreg(Int_t adc, UShort_t timebin, UShort_t qtot, Short_t ypos, Int_t label[])
dfd03fc3 1172{
5f006bd7 1173 // Add the given hit to the fit register which is lateron used for
1174 // the tracklet calculation.
1175 // In addition to the fit sums in the fit register MC information
b0a41e80 1176 // is stored.
1177
759042e7 1178 if ((timebin >= fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPQS0, fDetector, fRobPos, fMcmPos)) &&
1179 (timebin < fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPQE0, fDetector, fRobPos, fMcmPos)))
ab9f7002 1180 fFitReg[adc].fQ0 += qtot;
5f006bd7 1181
759042e7 1182 if ((timebin >= fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPQS1, fDetector, fRobPos, fMcmPos)) &&
1183 (timebin < fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPQE1, fDetector, fRobPos, fMcmPos)))
ab9f7002 1184 fFitReg[adc].fQ1 += qtot;
5f006bd7 1185
759042e7 1186 if ((timebin >= fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPFS, fDetector, fRobPos, fMcmPos) ) &&
1187 (timebin < fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPFE, fDetector, fRobPos, fMcmPos)))
b0a41e80 1188 {
ab9f7002 1189 fFitReg[adc].fSumX += timebin;
1190 fFitReg[adc].fSumX2 += timebin*timebin;
1191 fFitReg[adc].fNhits++;
1192 fFitReg[adc].fSumY += ypos;
1193 fFitReg[adc].fSumY2 += ypos*ypos;
1194 fFitReg[adc].fSumXY += timebin*ypos;
a10c6981 1195 AliDebug(10, Form("fitreg[%2i] in timebin %2i: X=%i, X2=%i, N=%i, Y=%i, Y2=%i, XY=%i, Q0=%i, Q1=%i",
1196 adc, timebin, fFitReg[adc].fSumX, fFitReg[adc].fSumX2, fFitReg[adc].fNhits,
1197 fFitReg[adc].fSumY, fFitReg[adc].fSumY2, fFitReg[adc].fSumXY, fFitReg[adc].fQ0, fFitReg[adc].fQ1));
b0a41e80 1198 }
1199
1200 // register hits (MC info)
ab9f7002 1201 fHits[fNHits].fChannel = adc;
1202 fHits[fNHits].fQtot = qtot;
1203 fHits[fNHits].fYpos = ypos;
1204 fHits[fNHits].fTimebin = timebin;
25b41f6f 1205 fHits[fNHits].fLabel[0] = label[0];
1206 fHits[fNHits].fLabel[1] = label[1];
1207 fHits[fNHits].fLabel[2] = label[2];
b0a41e80 1208 fNHits++;
dfd03fc3 1209}
1210
5f006bd7 1211void AliTRDmcmSim::CalcFitreg()
dfd03fc3 1212{
b0a41e80 1213 // Preprocessing.
1214 // Detect the hits and fill the fit registers.
5f006bd7 1215 // Requires 12-bit data from fADCF which means Filter()
b0a41e80 1216 // has to be called before even if all filters are bypassed.
1217
b0a41e80 1218 //??? to be clarified:
64e3d742 1219 UInt_t adcMask = 0xffffffff;
5f006bd7 1220
2b2b540f 1221 Bool_t hitQual;
1222 Int_t adcLeft, adcCentral, adcRight;
1223 UShort_t timebin, adcch, timebin1, timebin2, qtotTemp;
b0a41e80 1224 Short_t ypos, fromLeft, fromRight, found;
5ac2e3b1 1225 UShort_t qTotal[19+1]; // the last is dummy
ab9f7002 1226 UShort_t marked[6], qMarked[6], worse1, worse2;
5f006bd7 1227
dc1f2681 1228 if (fgStoreClusters) {
1229 timebin1 = 0;
48d6f816 1230 timebin2 = fNTimeBin;
dc1f2681 1231 }
1232 else {
1233 // find first timebin to be looked at
1234 timebin1 = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPFS, fDetector, fRobPos, fMcmPos);
1235 if (fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPQS0, fDetector, fRobPos, fMcmPos)
1236 < timebin1)
1237 timebin1 = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPQS0, fDetector, fRobPos, fMcmPos);
1238 if (fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPQS1, fDetector, fRobPos, fMcmPos)
1239 < timebin1)
1240 timebin1 = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPQS1, fDetector, fRobPos, fMcmPos);
1241
1242 // find last timebin to be looked at
1243 timebin2 = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPFE, fDetector, fRobPos, fMcmPos);
1244 if (fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPQE0, fDetector, fRobPos, fMcmPos)
1245 > timebin2)
1246 timebin2 = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPQE0, fDetector, fRobPos, fMcmPos);
1247 if (fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPQE1, fDetector, fRobPos, fMcmPos)
1248 > timebin2)
1249 timebin2 = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPQE1, fDetector, fRobPos, fMcmPos);
1250 }
b0a41e80 1251
1252 // reset the fit registers
5f006bd7 1253 fNHits = 0;
6170d369 1254 for (adcch = 0; adcch < AliTRDfeeParam::GetNadcMcm()-2; adcch++) // due to border channels
b0a41e80 1255 {
ab9f7002 1256 fFitReg[adcch].fNhits = 0;
1257 fFitReg[adcch].fQ0 = 0;
1258 fFitReg[adcch].fQ1 = 0;
1259 fFitReg[adcch].fSumX = 0;
1260 fFitReg[adcch].fSumY = 0;
1261 fFitReg[adcch].fSumX2 = 0;
1262 fFitReg[adcch].fSumY2 = 0;
1263 fFitReg[adcch].fSumXY = 0;
b0a41e80 1264 }
5f006bd7 1265
b0a41e80 1266 for (timebin = timebin1; timebin < timebin2; timebin++)
1267 {
ab9f7002 1268 // first find the hit candidates and store the total cluster charge in qTotal array
b0a41e80 1269 // in case of not hit store 0 there.
6170d369 1270 for (adcch = 0; adcch < AliTRDfeeParam::GetNadcMcm()-2; adcch++) {
ab9f7002 1271 if ( ( (adcMask >> adcch) & 7) == 7) //??? all 3 channels are present in case of ZS
b0a41e80 1272 {
ab9f7002 1273 adcLeft = fADCF[adcch ][timebin];
1274 adcCentral = fADCF[adcch+1][timebin];
1275 adcRight = fADCF[adcch+2][timebin];
2b2b540f 1276
1277 if (fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPVBY, fDetector, fRobPos, fMcmPos) == 0) {
1278 // bypass the cluster verification
1279 hitQual = kTRUE;
1280 }
1281 else {
5f006bd7 1282 hitQual = ( (adcLeft * adcRight) <
2b2b540f 1283 ((fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPVT, fDetector, fRobPos, fMcmPos) * adcCentral*adcCentral) >> 10) );
1284 if (hitQual)
1285 AliDebug(5, Form("cluster quality cut passed with %3i, %3i, %3i - threshold %3i -> %i",
1286 adcLeft, adcCentral, adcRight,
1287 fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPVT, fDetector, fRobPos, fMcmPos),
1288 fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPVT, fDetector, fRobPos, fMcmPos) * adcCentral*adcCentral));
1289 }
1290
b0a41e80 1291 // The accumulated charge is with the pedestal!!!
ab9f7002 1292 qtotTemp = adcLeft + adcCentral + adcRight;
1293 if ( (hitQual) &&
759042e7 1294 (qtotTemp >= fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPHT, fDetector, fRobPos, fMcmPos)) &&
ab9f7002 1295 (adcLeft <= adcCentral) &&
1296 (adcCentral > adcRight) )
1297 qTotal[adcch] = qtotTemp;
b0a41e80 1298 else
ab9f7002 1299 qTotal[adcch] = 0;
1d93b218 1300 }
b0a41e80 1301 else
ab9f7002 1302 qTotal[adcch] = 0; //jkl
5f006bd7 1303 if (qTotal[adcch] != 0)
ce4786b9 1304 AliDebug(10,Form("ch %2d qTotal %5d",adcch, qTotal[adcch]));
1d93b218 1305 }
b0a41e80 1306
1307 fromLeft = -1;
1308 adcch = 0;
1309 found = 0;
1310 marked[4] = 19; // invalid channel
1311 marked[5] = 19; // invalid channel
ab9f7002 1312 qTotal[19] = 0;
b0a41e80 1313 while ((adcch < 16) && (found < 3))
1314 {
ab9f7002 1315 if (qTotal[adcch] > 0)
b0a41e80 1316 {
1317 fromLeft = adcch;
1318 marked[2*found+1]=adcch;
1319 found++;
1d93b218 1320 }
b0a41e80 1321 adcch++;
1d93b218 1322 }
5f006bd7 1323
b0a41e80 1324 fromRight = -1;
1325 adcch = 18;
1326 found = 0;
1327 while ((adcch > 2) && (found < 3))
1328 {
ab9f7002 1329 if (qTotal[adcch] > 0)
b0a41e80 1330 {
1331 marked[2*found]=adcch;
1332 found++;
1333 fromRight = adcch;
1334 }
1335 adcch--;
1d93b218 1336 }
1d93b218 1337
4ff7ed2b 1338 AliDebug(10,Form("Fromleft=%d, Fromright=%d",fromLeft, fromRight));
b0a41e80 1339 // here mask the hit candidates in the middle, if any
1340 if ((fromLeft >= 0) && (fromRight >= 0) && (fromLeft < fromRight))
1341 for (adcch = fromLeft+1; adcch < fromRight; adcch++)
ab9f7002 1342 qTotal[adcch] = 0;
5f006bd7 1343
b0a41e80 1344 found = 0;
1345 for (adcch = 0; adcch < 19; adcch++)
ab9f7002 1346 if (qTotal[adcch] > 0) found++;
b0a41e80 1347 // NOT READY
1d93b218 1348
b0a41e80 1349 if (found > 4) // sorting like in the TRAP in case of 5 or 6 candidates!
1350 {
1351 if (marked[4] == marked[5]) marked[5] = 19;
1352 for (found=0; found<6; found++)
1353 {
ab9f7002 1354 qMarked[found] = qTotal[marked[found]] >> 4;
4ff7ed2b 1355 AliDebug(10,Form("ch_%d qTotal %d qTotals %d",marked[found],qTotal[marked[found]],qMarked[found]));
1d93b218 1356 }
5f006bd7 1357
b0a41e80 1358 Sort6To2Worst(marked[0], marked[3], marked[4], marked[1], marked[2], marked[5],
ab9f7002 1359 qMarked[0],
1360 qMarked[3],
1361 qMarked[4],
1362 qMarked[1],
1363 qMarked[2],
1364 qMarked[5],
b0a41e80 1365 &worse1, &worse2);
1366 // Now mask the two channels with the smallest charge
1367 if (worse1 < 19)
1368 {
ab9f7002 1369 qTotal[worse1] = 0;
4ff7ed2b 1370 AliDebug(10,Form("Kill ch %d\n",worse1));
1d93b218 1371 }
b0a41e80 1372 if (worse2 < 19)
1373 {
ab9f7002 1374 qTotal[worse2] = 0;
4ff7ed2b 1375 AliDebug(10,Form("Kill ch %d\n",worse2));
1d93b218 1376 }
1d93b218 1377 }
5f006bd7 1378
b0a41e80 1379 for (adcch = 0; adcch < 19; adcch++) {
ab9f7002 1380 if (qTotal[adcch] > 0) // the channel is marked for processing
b0a41e80 1381 {
ab9f7002 1382 adcLeft = fADCF[adcch ][timebin];
1383 adcCentral = fADCF[adcch+1][timebin];
1384 adcRight = fADCF[adcch+2][timebin];
b0a41e80 1385 // hit detected, in TRAP we have 4 units and a hit-selection, here we proceed all channels!
1386 // subtract the pedestal TPFP, clipping instead of wrapping
5f006bd7 1387
759042e7 1388 Int_t regTPFP = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPFP, fDetector, fRobPos, fMcmPos);
4ff7ed2b 1389 AliDebug(10, Form("Hit found, time=%d, adcch=%d/%d/%d, adc values=%d/%d/%d, regTPFP=%d, TPHT=%d\n",
5f006bd7 1390 timebin, adcch, adcch+1, adcch+2, adcLeft, adcCentral, adcRight, regTPFP,
759042e7 1391 fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPHT, fDetector, fRobPos, fMcmPos)));
b0a41e80 1392
ab9f7002 1393 if (adcLeft < regTPFP) adcLeft = 0; else adcLeft -= regTPFP;
1394 if (adcCentral < regTPFP) adcCentral = 0; else adcCentral -= regTPFP;
1395 if (adcRight < regTPFP) adcRight = 0; else adcRight -= regTPFP;
f793c83d 1396
b0a41e80 1397 // Calculate the center of gravity
f793c83d 1398 // checking for adcCentral != 0 (in case of "bad" configuration)
1399 if (adcCentral == 0)
1400 continue;
a10c6981 1401 ypos = 128*(adcRight - adcLeft) / adcCentral;
b0a41e80 1402 if (ypos < 0) ypos = -ypos;
ce4786b9 1403 // make the correction using the position LUT
25b41f6f 1404 ypos = ypos + fTrapConfig->GetTrapReg((AliTRDtrapConfig::TrapReg_t) (AliTRDtrapConfig::kTPL00 + (ypos & 0x7F)),
1405 fDetector, fRobPos, fMcmPos);
ab9f7002 1406 if (adcLeft > adcRight) ypos = -ypos;
40bd6ee4 1407
25b41f6f 1408 // label calculation (up to 3)
1409 Int_t mcLabel[] = {-1, -1, -1};
40bd6ee4 1410 if (fDigitsManager) {
25b41f6f 1411 const Int_t maxLabels = 9;
1412 Int_t label[maxLabels] = { 0 }; // up to 9 different labels possible
1413 Int_t count[maxLabels] = { 0 };
40bd6ee4 1414 Int_t nLabels = 0;
5f006bd7 1415 Int_t padcol[3];
40bd6ee4 1416 padcol[0] = fFeeParam->GetPadColFromADC(fRobPos, fMcmPos, adcch);
1417 padcol[1] = fFeeParam->GetPadColFromADC(fRobPos, fMcmPos, adcch+1);
1418 padcol[2] = fFeeParam->GetPadColFromADC(fRobPos, fMcmPos, adcch+2);
1419 Int_t padrow = fFeeParam->GetPadRowFromMCM(fRobPos, fMcmPos);
1420 for (Int_t iDict = 0; iDict < 3; iDict++) {
ce4786b9 1421 if (!fDict[iDict])
40bd6ee4 1422 continue;
40bd6ee4 1423 for (Int_t iPad = 0; iPad < 3; iPad++) {
5f006bd7 1424 if (padcol[iPad] < 0)
40bd6ee4 1425 continue;
25b41f6f 1426 Int_t currLabel = fDict[iDict]->GetData(padrow, padcol[iPad], timebin);
4ff7ed2b 1427 AliDebug(10, Form("Read label: %4i for det: %3i, row: %i, col: %i, tb: %i\n", currLabel, fDetector, padrow, padcol[iPad], timebin));
40bd6ee4 1428 for (Int_t iLabel = 0; iLabel < nLabels; iLabel++) {
1429 if (currLabel == label[iLabel]) {
1430 count[iLabel]++;
ce51199c 1431 currLabel = -1;
40bd6ee4 1432 break;
1433 }
5f006bd7 1434 }
ce51199c 1435 if (currLabel >= 0) {
25b41f6f 1436 label[nLabels] = currLabel;
1437 count[nLabels] = 1;
1438 nLabels++;
40bd6ee4 1439 }
1440 }
1441 }
637666cd 1442 Int_t index[2*maxLabels];
25b41f6f 1443 TMath::Sort(maxLabels, count, index);
1444 for (Int_t i = 0; i < 3; i++) {
1445 if (count[index[i]] <= 0)
1446 break;
1447 mcLabel[i] = label[index[i]];
1448 }
40bd6ee4 1449 }
1450
1451 // add the hit to the fitregister
a10c6981 1452 AddHitToFitreg(adcch, timebin, qTotal[adcch] >> fgkAddDigits, ypos, mcLabel);
1d93b218 1453 }
1d93b218 1454 }
1d93b218 1455 }
ce4786b9 1456
6170d369 1457 for (Int_t iAdc = 0; iAdc < AliTRDfeeParam::GetNadcMcm(); iAdc++) {
ce4786b9 1458 if (fFitReg[iAdc].fNhits != 0) {
1459 AliDebug(2, Form("fitreg[%i]: nHits = %i, sumX = %i, sumY = %i, sumX2 = %i, sumY2 = %i, sumXY = %i", iAdc,
1460 fFitReg[iAdc].fNhits,
1461 fFitReg[iAdc].fSumX,
1462 fFitReg[iAdc].fSumY,
1463 fFitReg[iAdc].fSumX2,
1464 fFitReg[iAdc].fSumY2,
1465 fFitReg[iAdc].fSumXY
1466 ));
1467 }
1468 }
b0a41e80 1469}
1d93b218 1470
5f006bd7 1471void AliTRDmcmSim::TrackletSelection()
b0a41e80 1472{
5f006bd7 1473 // Select up to 4 tracklet candidates from the fit registers
b0a41e80 1474 // and assign them to the CPUs.
1475
ab9f7002 1476 UShort_t adcIdx, i, j, ntracks, tmp;
1477 UShort_t trackletCand[18][2]; // store the adcch[0] and number of hits[1] for all tracklet candidates
b0a41e80 1478
1479 ntracks = 0;
ab9f7002 1480 for (adcIdx = 0; adcIdx < 18; adcIdx++) // ADCs
5f006bd7 1481 if ( (fFitReg[adcIdx].fNhits
759042e7 1482 >= fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPCL, fDetector, fRobPos, fMcmPos)) &&
ab9f7002 1483 (fFitReg[adcIdx].fNhits+fFitReg[adcIdx+1].fNhits
759042e7 1484 >= fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPCT, fDetector, fRobPos, fMcmPos)))
b0a41e80 1485 {
ab9f7002 1486 trackletCand[ntracks][0] = adcIdx;
1487 trackletCand[ntracks][1] = fFitReg[adcIdx].fNhits+fFitReg[adcIdx+1].fNhits;
4ff7ed2b 1488 AliDebug(10,Form("%d %2d %4d\n", ntracks, trackletCand[ntracks][0], trackletCand[ntracks][1]));
b0a41e80 1489 ntracks++;
1490 };
1491
5f006bd7 1492 for (i=0; i<ntracks;i++)
4ff7ed2b 1493 AliDebug(10,Form("%d %d %d\n",i,trackletCand[i][0], trackletCand[i][1]));
b0a41e80 1494
1495 if (ntracks > 4)
1496 {
1497 // primitive sorting according to the number of hits
1498 for (j = 0; j < (ntracks-1); j++)
1499 {
1500 for (i = j+1; i < ntracks; i++)
1501 {
ab9f7002 1502 if ( (trackletCand[j][1] < trackletCand[i][1]) ||
1503 ( (trackletCand[j][1] == trackletCand[i][1]) && (trackletCand[j][0] < trackletCand[i][0]) ) )
b0a41e80 1504 {
1505 // swap j & i
ab9f7002 1506 tmp = trackletCand[j][1];
1507 trackletCand[j][1] = trackletCand[i][1];
1508 trackletCand[i][1] = tmp;
1509 tmp = trackletCand[j][0];
1510 trackletCand[j][0] = trackletCand[i][0];
1511 trackletCand[i][0] = tmp;
b0a41e80 1512 }
1d93b218 1513 }
1d93b218 1514 }
b0a41e80 1515 ntracks = 4; // cut the rest, 4 is the max
1d93b218 1516 }
b0a41e80 1517 // else is not necessary to sort
5f006bd7 1518
b0a41e80 1519 // now sort, so that the first tracklet going to CPU0 corresponds to the highest adc channel - as in the TRAP
1520 for (j = 0; j < (ntracks-1); j++)
1521 {
1522 for (i = j+1; i < ntracks; i++)
1523 {
ab9f7002 1524 if (trackletCand[j][0] < trackletCand[i][0])
b0a41e80 1525 {
1526 // swap j & i
ab9f7002 1527 tmp = trackletCand[j][1];
1528 trackletCand[j][1] = trackletCand[i][1];
1529 trackletCand[i][1] = tmp;
1530 tmp = trackletCand[j][0];
1531 trackletCand[j][0] = trackletCand[i][0];
1532 trackletCand[i][0] = tmp;
1d93b218 1533 }
1d93b218 1534 }
1535 }
b0a41e80 1536 for (i = 0; i < ntracks; i++) // CPUs with tracklets.
ab9f7002 1537 fFitPtr[i] = trackletCand[i][0]; // pointer to the left channel with tracklet for CPU[i]
b0a41e80 1538 for (i = ntracks; i < 4; i++) // CPUs without tracklets
1539 fFitPtr[i] = 31; // pointer to the left channel with tracklet for CPU[i] = 31 (invalid)
4ff7ed2b 1540 AliDebug(10,Form("found %i tracklet candidates\n", ntracks));
1541 for (i = 0; i < 4; i++)
1542 AliDebug(10,Form("fitPtr[%i]: %i\n", i, fFitPtr[i]));
b0a41e80 1543}
1d93b218 1544
b0a41e80 1545void AliTRDmcmSim::FitTracklet()
1546{
5f006bd7 1547 // Perform the actual tracklet fit based on the fit sums
1548 // which have been filled in the fit registers.
b0a41e80 1549
1550 // parameters in fitred.asm (fit program)
b0a41e80 1551 Int_t rndAdd = 0;
78c94f0b 1552 Int_t decPlaces = 5; // must be larger than 1 or change the following code
1553 // if (decPlaces > 1)
b0a41e80 1554 rndAdd = (1 << (decPlaces-1)) + 1;
78c94f0b 1555 // else if (decPlaces == 1)
1556 // rndAdd = 1;
1557
4ff7ed2b 1558 Int_t ndriftDp = 5; // decimal places for drift time
1559 Long64_t shift = ((Long64_t) 1 << 32);
1560
4ff7ed2b 1561 // calculated in fitred.asm
1562 Int_t padrow = ((fRobPos >> 1) << 2) | (fMcmPos >> 2);
5f006bd7 1563 Int_t yoffs = (((((fRobPos & 0x1) << 2) + (fMcmPos & 0x3)) * 18) << 8) -
4ff7ed2b 1564 ((18*4*2 - 18*2 - 1) << 7);
1565 yoffs = yoffs << decPlaces; // holds position of ADC channel 1
1566 Int_t layer = fDetector % 6;
1567 UInt_t scaleY = (UInt_t) ((0.635 + 0.03 * layer)/(256.0 * 160.0e-4) * shift);
1568 UInt_t scaleD = (UInt_t) ((0.635 + 0.03 * layer)/(256.0 * 140.0e-4) * shift);
4ff7ed2b 1569
2b2b540f 1570 Int_t deflCorr = (Int_t) fTrapConfig->GetDmemUnsigned(fgkDmemAddrDeflCorr, fDetector, fRobPos, fMcmPos);
1571 Int_t ndrift = (Int_t) fTrapConfig->GetDmemUnsigned(fgkDmemAddrNdrift, fDetector, fRobPos, fMcmPos);
b0a41e80 1572
1573 // local variables for calculation
1574 Long64_t mult, temp, denom; //???
8ea391e3 1575 UInt_t q0, q1, pid; // charges in the two windows and total charge
b0a41e80 1576 UShort_t nHits; // number of hits
1577 Int_t slope, offset; // slope and offset of the tracklet
1578 Int_t sumX, sumY, sumXY, sumX2; // fit sums from fit registers
ce51199c 1579 Int_t sumY2; // not used in the current TRAP program, now used for error calculation (simulation only)
1580 Float_t fitError, fitSlope, fitOffset;
b0a41e80 1581 FitReg_t *fit0, *fit1; // pointers to relevant fit registers
5f006bd7 1582
b0a41e80 1583// const uint32_t OneDivN[32] = { // 2**31/N : exactly like in the TRAP, the simple division here gives the same result!
1584// 0x00000000, 0x80000000, 0x40000000, 0x2AAAAAA0, 0x20000000, 0x19999990, 0x15555550, 0x12492490,
1585// 0x10000000, 0x0E38E380, 0x0CCCCCC0, 0x0BA2E8B0, 0x0AAAAAA0, 0x09D89D80, 0x09249240, 0x08888880,
1586// 0x08000000, 0x07878780, 0x071C71C0, 0x06BCA1A0, 0x06666660, 0x06186180, 0x05D17450, 0x0590B210,
1587// 0x05555550, 0x051EB850, 0x04EC4EC0, 0x04BDA120, 0x04924920, 0x0469EE50, 0x04444440, 0x04210840};
1588
1589 for (Int_t cpu = 0; cpu < 4; cpu++) {
1590 if (fFitPtr[cpu] == 31)
1591 {
5f006bd7 1592 fMCMT[cpu] = 0x10001000; //??? AliTRDfeeParam::GetTrackletEndmarker();
1d93b218 1593 }
b0a41e80 1594 else
1595 {
1596 fit0 = &fFitReg[fFitPtr[cpu] ];
1597 fit1 = &fFitReg[fFitPtr[cpu]+1]; // next channel
1598
1599 mult = 1;
1600 mult = mult << (32 + decPlaces);
1601 mult = -mult;
1602
1603 // Merging
ab9f7002 1604 nHits = fit0->fNhits + fit1->fNhits; // number of hits
1605 sumX = fit0->fSumX + fit1->fSumX;
1606 sumX2 = fit0->fSumX2 + fit1->fSumX2;
f5821bdb 1607 denom = ((Long64_t) nHits)*((Long64_t) sumX2) - ((Long64_t) sumX)*((Long64_t) sumX);
b0a41e80 1608
1609 mult = mult / denom; // exactly like in the TRAP program
ab9f7002 1610 q0 = fit0->fQ0 + fit1->fQ0;
1611 q1 = fit0->fQ1 + fit1->fQ1;
1612 sumY = fit0->fSumY + fit1->fSumY + 256*fit1->fNhits;
1613 sumXY = fit0->fSumXY + fit1->fSumXY + 256*fit1->fSumX;
ce51199c 1614 sumY2 = fit0->fSumY2 + fit1->fSumY2 + 512*fit1->fSumY + 256*256*fit1->fNhits;
b0a41e80 1615
1616 slope = nHits*sumXY - sumX * sumY;
1617 offset = sumX2*sumY - sumX * sumXY;
1618 temp = mult * slope;
1619 slope = temp >> 32; // take the upper 32 bits
4ff7ed2b 1620 slope = -slope;
b0a41e80 1621 temp = mult * offset;
1622 offset = temp >> 32; // take the upper 32 bits
1623
4ff7ed2b 1624 offset = offset + yoffs;
5f006bd7 1625 AliDebug(10, Form("slope = %i, slope * ndrift = %i, deflCorr: %i",
ce4786b9 1626 slope, slope * ndrift, deflCorr));
1627 slope = ((slope * ndrift) >> ndriftDp) + deflCorr;
b0a41e80 1628 offset = offset - (fFitPtr[cpu] << (8 + decPlaces));
5f006bd7 1629
4ff7ed2b 1630 temp = slope;
1631 temp = temp * scaleD;
1632 slope = (temp >> 32);
4ff7ed2b 1633 temp = offset;
1634 temp = temp * scaleY;
1635 offset = (temp >> 32);
5f006bd7 1636
4ff7ed2b 1637 // rounding, like in the TRAP
1638 slope = (slope + rndAdd) >> decPlaces;
4ff7ed2b 1639 offset = (offset + rndAdd) >> decPlaces;
1640
5f006bd7 1641 AliDebug(5, Form("Det: %3i, ROB: %i, MCM: %2i: deflection: %i, min: %i, max: %i",
1642 fDetector, fRobPos, fMcmPos, slope,
2b2b540f 1643 (Int_t) fTrapConfig->GetDmemUnsigned(fgkDmemAddrDeflCutStart + 2*fFitPtr[cpu], fDetector, fRobPos, fMcmPos),
1644 (Int_t) fTrapConfig->GetDmemUnsigned(fgkDmemAddrDeflCutStart + 1 + 2*fFitPtr[cpu], fDetector, fRobPos, fMcmPos)));
ce4786b9 1645
48d6f816 1646 AliDebug(5, Form("Fit sums: x = %i, X = %i, y = %i, Y = %i, Z = %i, q0 = %i, q1 = %i",
1647 sumX, sumX2, sumY, sumY2, sumXY, q0, q1));
ce51199c 1648
1649 fitSlope = (Float_t) (nHits * sumXY - sumX * sumY) / (nHits * sumX2 - sumX*sumX);
1650
1651 fitOffset = (Float_t) (sumX2 * sumY - sumX * sumXY) / (nHits * sumX2 - sumX*sumX);
1652
1653 Float_t sx = (Float_t) sumX;
1654 Float_t sx2 = (Float_t) sumX2;
1655 Float_t sy = (Float_t) sumY;
1656 Float_t sy2 = (Float_t) sumY2;
1657 Float_t sxy = (Float_t) sumXY;
1658 fitError = sy2 - (sx2 * sy*sy - 2 * sx * sxy * sy + nHits * sxy*sxy) / (nHits * sx2 - sx*sx);
1659 //fitError = (Float_t) sumY2 - (Float_t) (sumY*sumY) / nHits - fitSlope * ((Float_t) (sumXY - sumX*sumY) / nHits);
1660
40bd6ee4 1661 Bool_t rejected = kFALSE;
ce4786b9 1662 // deflection range table from DMEM
2b2b540f 1663 if ((slope < ((Int_t) fTrapConfig->GetDmemUnsigned(fgkDmemAddrDeflCutStart + 2*fFitPtr[cpu], fDetector, fRobPos, fMcmPos))) ||
1664 (slope > ((Int_t) fTrapConfig->GetDmemUnsigned(fgkDmemAddrDeflCutStart + 1 + 2*fFitPtr[cpu], fDetector, fRobPos, fMcmPos))))
40bd6ee4 1665 rejected = kTRUE;
4ff7ed2b 1666
1667 if (rejected && GetApplyCut())
b0a41e80 1668 {
1669 fMCMT[cpu] = 0x10001000; //??? AliTRDfeeParam::GetTrackletEndmarker();
1670 }
1671 else
1672 {
4ff7ed2b 1673 if (slope > 63 || slope < -64) { // wrapping in TRAP!
27a030ab 1674 AliDebug(1,Form("Overflow in slope: %i, tracklet discarded!", slope));
40bd6ee4 1675 fMCMT[cpu] = 0x10001000;
1676 continue;
1677 }
b0a41e80 1678
4ff7ed2b 1679 slope = slope & 0x7F; // 7 bit
5f006bd7 1680
1681 if (offset > 0xfff || offset < -0xfff)
b0a41e80 1682 AliWarning("Overflow in offset");
1683 offset = offset & 0x1FFF; // 13 bit
1684
a10c6981 1685 pid = GetPID(q0, q1);
4ff7ed2b 1686
8ea391e3 1687 if (pid > 0xff)
1688 AliWarning("Overflow in PID");
1689 pid = pid & 0xFF; // 8 bit, exactly like in the TRAP program
5f006bd7 1690
b0a41e80 1691 // assemble and store the tracklet word
8ea391e3 1692 fMCMT[cpu] = (pid << 24) | (padrow << 20) | (slope << 13) | offset;
40bd6ee4 1693
47f08004 1694 // calculate number of hits and MC label
25b41f6f 1695 Int_t mcLabel[] = { -1, -1, -1};
4ff7ed2b 1696 Int_t nHits0 = 0;
1697 Int_t nHits1 = 0;
4ff7ed2b 1698
47f08004 1699 const Int_t maxLabels = 30;
1700 Int_t label[maxLabels] = {0}; // up to 30 different labels possible
1701 Int_t count[maxLabels] = {0};
1702 Int_t nLabels = 0;
1703
1704 for (Int_t iHit = 0; iHit < fNHits; iHit++) {
1705 if ((fHits[iHit].fChannel - fFitPtr[cpu] < 0) ||
1706 (fHits[iHit].fChannel - fFitPtr[cpu] > 1))
1707 continue;
1708
1709 // counting contributing hits
1710 if (fHits[iHit].fTimebin >= fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPQS0, fDetector, fRobPos, fMcmPos) &&
1711 fHits[iHit].fTimebin < fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPQE0, fDetector, fRobPos, fMcmPos))
1712 nHits0++;
1713 if (fHits[iHit].fTimebin >= fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPQS1, fDetector, fRobPos, fMcmPos) &&
1714 fHits[iHit].fTimebin < fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPQE1, fDetector, fRobPos, fMcmPos))
1715 nHits1++;
1716
1717 // label calculation only if there is a digitsmanager to get the labels from
1718 if (fDigitsManager) {
25b41f6f 1719 for (Int_t i = 0; i < 3; i++) {
1720 Int_t currLabel = fHits[iHit].fLabel[i];
1721 for (Int_t iLabel = 0; iLabel < nLabels; iLabel++) {
1722 if (currLabel == label[iLabel]) {
1723 count[iLabel]++;
1724 currLabel = -1;
1725 break;
1726 }
1727 }
1728 if (currLabel >= 0 && nLabels < maxLabels) {
1729 label[nLabels] = currLabel;
1730 count[nLabels]++;
1731 nLabels++;
1732 }
1733 }
1734 }
47f08004 1735
1736 if (fDigitsManager) {
1737 Int_t index[2*maxLabels];
1738 TMath::Sort(maxLabels, count, index);
1739 for (Int_t i = 0; i < 3; i++) {
1740 if (count[index[i]] <= 0)
1741 break;
1742 mcLabel[i] = label[index[i]];
1743 }
25b41f6f 1744 }
40bd6ee4 1745 }
f793c83d 1746 new ((*fTrackletArray)[fTrackletArray->GetEntriesFast()]) AliTRDtrackletMCM((UInt_t) fMCMT[cpu], fDetector*2 + fRobPos%2, fRobPos, fMcmPos);
40bd6ee4 1747 ((AliTRDtrackletMCM*) (*fTrackletArray)[fTrackletArray->GetEntriesFast()-1])->SetLabel(mcLabel);
4ff7ed2b 1748
5f006bd7 1749
4ff7ed2b 1750 ((AliTRDtrackletMCM*) (*fTrackletArray)[fTrackletArray->GetEntriesFast()-1])->SetNHits(fit0->fNhits + fit1->fNhits);
1751 ((AliTRDtrackletMCM*) (*fTrackletArray)[fTrackletArray->GetEntriesFast()-1])->SetNHits0(nHits0);
1752 ((AliTRDtrackletMCM*) (*fTrackletArray)[fTrackletArray->GetEntriesFast()-1])->SetNHits1(nHits1);
a10c6981 1753 ((AliTRDtrackletMCM*) (*fTrackletArray)[fTrackletArray->GetEntriesFast()-1])->SetQ0(q0);
1754 ((AliTRDtrackletMCM*) (*fTrackletArray)[fTrackletArray->GetEntriesFast()-1])->SetQ1(q1);
ce51199c 1755 ((AliTRDtrackletMCM*) (*fTrackletArray)[fTrackletArray->GetEntriesFast()-1])->SetSlope(fitSlope);
1756 ((AliTRDtrackletMCM*) (*fTrackletArray)[fTrackletArray->GetEntriesFast()-1])->SetOffset(fitOffset);
1757 ((AliTRDtrackletMCM*) (*fTrackletArray)[fTrackletArray->GetEntriesFast()-1])->SetError(TMath::Sqrt(TMath::Abs(fitError)/nHits));
1758
dc1f2681 1759 // store cluster information (if requested)
1760 if (fgStoreClusters) {
1761 Float_t *res = new Float_t[fNTimeBin];
1762 Float_t *qtot = new Float_t[fNTimeBin];
1763 for (Int_t iTimebin = 0; iTimebin < fNTimeBin; ++iTimebin) {
1764 res[iTimebin] = 0;
1765 qtot[iTimebin] = 0;
1766 }
1767 for (Int_t iHit = 0; iHit < fNHits; iHit++) {
1768 Int_t timebin = fHits[iHit].fTimebin;
1769
1770 // check if hit contributes
1771 if (fHits[iHit].fChannel == fFitPtr[cpu]) {
1772 res[timebin] = fHits[iHit].fYpos - (fitSlope * timebin + fitOffset);
1773 qtot[timebin] = fHits[iHit].fQtot;
1774 }
1775 else if (fHits[iHit].fChannel == fFitPtr[cpu] + 1) {
1776 res[timebin] = fHits[iHit].fYpos + 256 - (fitSlope * timebin + fitOffset);
1777 qtot[timebin] = fHits[iHit].fQtot;
1778 }
1779 }
1780 ((AliTRDtrackletMCM*) (*fTrackletArray)[fTrackletArray->GetEntriesFast()-1])->SetClusters(res, qtot, fNTimeBin);
1781 delete [] res;
1782 delete [] qtot;
1783 }
ce51199c 1784
1785 if (fitError < 0)
1786 AliError(Form("Strange fit error: %f from Sx: %i, Sy: %i, Sxy: %i, Sx2: %i, Sy2: %i, nHits: %i",
1787 fitError, sumX, sumY, sumXY, sumX2, sumY2, nHits));
5f006bd7 1788 AliDebug(3, Form("fit slope: %f, offset: %f, error: %f",
ce51199c 1789 fitSlope, fitOffset, TMath::Sqrt(TMath::Abs(fitError)/nHits)));
b0a41e80 1790 }
1d93b218 1791 }
1d93b218 1792 }
b0a41e80 1793}
1d93b218 1794
b0a41e80 1795void AliTRDmcmSim::Tracklet()
1796{
ab9f7002 1797 // Run the tracklet calculation by calling sequentially:
1798 // CalcFitreg(); TrackletSelection(); FitTracklet()
5f006bd7 1799 // and store the tracklets
ab9f7002 1800
b0a41e80 1801 if (!fInitialized) {
ab9f7002 1802 AliError("Called uninitialized! Nothing done!");
b0a41e80 1803 return;
1d93b218 1804 }
96e6312d 1805
b0a41e80 1806 fTrackletArray->Delete();
96e6312d 1807
b0a41e80 1808 CalcFitreg();
40bd6ee4 1809 if (fNHits == 0)
1810 return;
b0a41e80 1811 TrackletSelection();
1812 FitTracklet();
c8b1590d 1813}
1814
5f006bd7 1815Bool_t AliTRDmcmSim::StoreTracklets()
c8b1590d 1816{
36dc3337 1817 // store the found tracklets via the loader
1818
5f006bd7 1819 if (fTrackletArray->GetEntriesFast() == 0)
c8b1590d 1820 return kTRUE;
1d93b218 1821
b0a41e80 1822 AliRunLoader *rl = AliRunLoader::Instance();
1823 AliDataLoader *dl = 0x0;
1824 if (rl)
1825 dl = rl->GetLoader("TRDLoader")->GetDataLoader("tracklets");
1826 if (!dl) {
1827 AliError("Could not get the tracklets data loader!");
c8b1590d 1828 return kFALSE;
1d93b218 1829 }
1d93b218 1830
c8b1590d 1831 TTree *trackletTree = dl->Tree();
1832 if (!trackletTree) {
1833 dl->MakeTree();
1834 trackletTree = dl->Tree();
1835 }
5f006bd7 1836
c8b1590d 1837 AliTRDtrackletMCM *trkl = 0x0;
6b094867 1838 TBranch *trkbranch = trackletTree->GetBranch(fTrklBranchName.Data());
c8b1590d 1839 if (!trkbranch)
6b094867 1840 trkbranch = trackletTree->Branch(fTrklBranchName.Data(), "AliTRDtrackletMCM", &trkl, 32000);
5f006bd7 1841
c8b1590d 1842 for (Int_t iTracklet = 0; iTracklet < fTrackletArray->GetEntriesFast(); iTracklet++) {
1843 trkl = ((AliTRDtrackletMCM*) (*fTrackletArray)[iTracklet]);
1844 trkbranch->SetAddress(&trkl);
c8b1590d 1845 trkbranch->Fill();
1d93b218 1846 }
c8b1590d 1847
1848 return kTRUE;
b0a41e80 1849}
1d93b218 1850
b0a41e80 1851void AliTRDmcmSim::WriteData(AliTRDarrayADC *digits)
1852{
1853 // write back the processed data configured by EBSF
1854 // EBSF = 1: unfiltered data; EBSF = 0: filtered data
1855 // zero-suppressed valued are written as -1 to digits
1d93b218 1856
5f006bd7 1857 if( !CheckInitialized() )
b0a41e80 1858 return;
1d93b218 1859
ce4786b9 1860 Int_t offset = (fMcmPos % 4 + 1) * 21 + (fRobPos % 2) * 84 - 1;
1d93b218 1861
759042e7 1862 if (fTrapConfig->GetTrapReg(AliTRDtrapConfig::kEBSF, fDetector, fRobPos, fMcmPos) != 0) // store unfiltered data
b0a41e80 1863 {
6170d369 1864 for (Int_t iAdc = 0; iAdc < AliTRDfeeParam::GetNadcMcm(); iAdc++) {
ce4786b9 1865 if (~fZSMap[iAdc] == 0) {
b0a41e80 1866 for (Int_t iTimeBin = 0; iTimeBin < fNTimeBin; iTimeBin++) {
ce4786b9 1867 digits->SetDataByAdcCol(GetRow(), offset - iAdc, iTimeBin, -1);
b0a41e80 1868 }
1d93b218 1869 }
ce51199c 1870 else if (iAdc < 2 || iAdc == 20) {
1871 for (Int_t iTimeBin = 0; iTimeBin < fNTimeBin; iTimeBin++) {
1872 digits->SetDataByAdcCol(GetRow(), offset - iAdc, iTimeBin, (fADCR[iAdc][iTimeBin] >> fgkAddDigits) - fgAddBaseline);
1873 }
1874 }
b0a41e80 1875 }
1d93b218 1876 }
52c19022 1877 else {
6170d369 1878 for (Int_t iAdc = 0; iAdc < AliTRDfeeParam::GetNadcMcm(); iAdc++) {
ce4786b9 1879 if (~fZSMap[iAdc] != 0) {
b0a41e80 1880 for (Int_t iTimeBin = 0; iTimeBin < fNTimeBin; iTimeBin++) {
ce4786b9 1881 digits->SetDataByAdcCol(GetRow(), offset - iAdc, iTimeBin, (fADCF[iAdc][iTimeBin] >> fgkAddDigits) - fgAddBaseline);
b0a41e80 1882 }
1883 }
1884 else {
1885 for (Int_t iTimeBin = 0; iTimeBin < fNTimeBin; iTimeBin++) {
ce4786b9 1886 digits->SetDataByAdcCol(GetRow(), offset - iAdc, iTimeBin, -1);
b0a41e80 1887 }
1888 }
52c19022 1889 }
52c19022 1890 }
b0a41e80 1891}
23200400 1892
8ea391e3 1893
1894// ******************************
1895// PID section
1896//
1897// Memory area for the LUT: 0xC100 to 0xC3FF
1898//
1899// The addresses for the parameters (the order is optimized for maximum calculation speed in the MCMs):
1900// 0xC028: cor1
1901// 0xC029: nBins(sF)
1902// 0xC02A: cor0
1903// 0xC02B: TableLength
1904// Defined in AliTRDtrapConfig.h
1905//
1906// The algorithm implemented in the TRAP program of the MCMs (Venelin Angelov)
1907// 1) set the read pointer to the beginning of the Parameters in DMEM
1908// 2) shift right the FitReg with the Q0 + (Q1 << 16) to get Q1
1909// 3) read cor1 with rpointer++
1910// 4) start cor1*Q1
1911// 5) read nBins with rpointer++
1912// 6) start nBins*cor1*Q1
1913// 7) read cor0 with rpointer++
1914// 8) swap hi-low parts in FitReg, now is Q1 + (Q0 << 16)
1915// 9) shift right to get Q0
1916// 10) start cor0*Q0
1917// 11) read TableLength
1918// 12) compare cor0*Q0 with nBins
1919// 13) if >=, clip cor0*Q0 to nBins-1
1920// 14) add cor0*Q0 to nBins*cor1*Q1
1921// 15) compare the result with TableLength
1922// 16) if >=, clip to TableLength-1
1923// 17) read from the LUT 8 bits
1924
1925
1926Int_t AliTRDmcmSim::GetPID(Int_t q0, Int_t q1)
1927{
6b094867 1928 // return PID calculated from charges accumulated in two time windows
1929
8ea391e3 1930 ULong64_t addrQ0;
1931 ULong64_t addr;
1932
2b2b540f 1933 UInt_t nBinsQ0 = fTrapConfig->GetDmemUnsigned(fgkDmemAddrLUTnbins, fDetector, fRobPos, fMcmPos); // number of bins in q0 / 4 !!
1934 UInt_t pidTotalSize = fTrapConfig->GetDmemUnsigned(fgkDmemAddrLUTLength, fDetector, fRobPos, fMcmPos);
27a030ab 1935 if(nBinsQ0==0 || pidTotalSize==0) // make sure we don't run into trouble if the value for Q0 is not configured
1936 return 0; // Q1 not configured is ok for 1D LUT
8ea391e3 1937
2b2b540f 1938 ULong_t corrQ0 = fTrapConfig->GetDmemUnsigned(fgkDmemAddrLUTcor0, fDetector, fRobPos, fMcmPos);
1939 ULong_t corrQ1 = fTrapConfig->GetDmemUnsigned(fgkDmemAddrLUTcor1, fDetector, fRobPos, fMcmPos);
27a030ab 1940 if(corrQ0==0) // make sure we don't run into trouble if one of the values is not configured
5ac2e3b1 1941 return 0;
8ea391e3 1942
1943 addrQ0 = corrQ0;
1944 addrQ0 = (((addrQ0*q0)>>16)>>16); // because addrQ0 = (q0 * corrQ0) >> 32; does not work for unknown reasons
8ea391e3 1945
1946 if(addrQ0 >= nBinsQ0) { // check for overflow
e3bd81f7 1947 AliDebug(5,Form("Overflow in q0: %llu/4 is bigger then %u", addrQ0, nBinsQ0));
8ea391e3 1948 addrQ0 = nBinsQ0 -1;
5f006bd7 1949 }
8ea391e3 1950
1951 addr = corrQ1;
1952 addr = (((addr*q1)>>16)>>16);
1953 addr = addrQ0 + nBinsQ0*addr; // because addr = addrQ0 + nBinsQ0* (((corrQ1*q1)>>32); does not work
8ea391e3 1954
1955 if(addr >= pidTotalSize) {
e3bd81f7 1956 AliDebug(5,Form("Overflow in q1. Address %llu/4 is bigger then %u", addr, pidTotalSize));
8ea391e3 1957 addr = pidTotalSize -1;
5f006bd7 1958 }
8ea391e3 1959
1960 // For a LUT with 11 input and 8 output bits, the first memory address is set to LUT[0] | (LUT[1] << 8) | (LUT[2] << 16) | (LUT[3] << 24)
1961 // and so on
2b2b540f 1962 UInt_t result = fTrapConfig->GetDmemUnsigned(fgkDmemAddrLUTStart+(addr/4), fDetector, fRobPos, fMcmPos);
8ea391e3 1963 return (result>>((addr%4)*8)) & 0xFF;
1964}
1965
1966
1967
b0a41e80 1968// help functions, to be cleaned up
1d93b218 1969
ab9f7002 1970UInt_t AliTRDmcmSim::AddUintClipping(UInt_t a, UInt_t b, UInt_t nbits) const
b0a41e80 1971{
5f006bd7 1972 //
1973 // This function adds a and b (unsigned) and clips to
1974 // the specified number of bits.
1975 //
b0a41e80 1976
1977 UInt_t sum = a + b;
1978 if (nbits < 32)
1979 {
1980 UInt_t maxv = (1 << nbits) - 1;;
5f006bd7 1981 if (sum > maxv)
b0a41e80 1982 sum = maxv;
1983 }
1984 else
1985 {
5f006bd7 1986 if ((sum < a) || (sum < b))
b0a41e80 1987 sum = 0xFFFFFFFF;
1988 }
1989 return sum;
1d93b218 1990}
b0a41e80 1991
982869bc 1992void AliTRDmcmSim::Sort2(UShort_t idx1i, UShort_t idx2i, \
1993 UShort_t val1i, UShort_t val2i, \
6b094867 1994 UShort_t * const idx1o, UShort_t * const idx2o, \
1995 UShort_t * const val1o, UShort_t * const val2o) const
b65e5048 1996{
ab9f7002 1997 // sorting for tracklet selection
b65e5048 1998
b0a41e80 1999 if (val1i > val2i)
b65e5048 2000 {
b0a41e80 2001 *idx1o = idx1i;
2002 *idx2o = idx2i;
2003 *val1o = val1i;
2004 *val2o = val2i;
b65e5048 2005 }
b0a41e80 2006 else
b65e5048 2007 {
b0a41e80 2008 *idx1o = idx2i;
2009 *idx2o = idx1i;
2010 *val1o = val2i;
2011 *val2o = val1i;
b65e5048 2012 }
2013}
b65e5048 2014
982869bc 2015void AliTRDmcmSim::Sort3(UShort_t idx1i, UShort_t idx2i, UShort_t idx3i, \
2016 UShort_t val1i, UShort_t val2i, UShort_t val3i, \
6b094867 2017 UShort_t * const idx1o, UShort_t * const idx2o, UShort_t * const idx3o, \
2018 UShort_t * const val1o, UShort_t * const val2o, UShort_t * const val3o)
b65e5048 2019{
ab9f7002 2020 // sorting for tracklet selection
2021
4ff7ed2b 2022 Int_t sel;
b65e5048 2023
b65e5048 2024
b0a41e80 2025 if (val1i > val2i) sel=4; else sel=0;
2026 if (val2i > val3i) sel=sel + 2;
2027 if (val3i > val1i) sel=sel + 1;
b0a41e80 2028 switch(sel)
b65e5048 2029 {
b0a41e80 2030 case 6 : // 1 > 2 > 3 => 1 2 3
2031 case 0 : // 1 = 2 = 3 => 1 2 3 : in this case doesn't matter, but so is in hardware!
2032 *idx1o = idx1i;
2033 *idx2o = idx2i;
2034 *idx3o = idx3i;
2035 *val1o = val1i;
2036 *val2o = val2i;
2037 *val3o = val3i;
2038 break;
2039
2040 case 4 : // 1 > 2, 2 <= 3, 3 <= 1 => 1 3 2
2041 *idx1o = idx1i;
2042 *idx2o = idx3i;
2043 *idx3o = idx2i;
2044 *val1o = val1i;
2045 *val2o = val3i;
2046 *val3o = val2i;
2047 break;
2048
2049 case 2 : // 1 <= 2, 2 > 3, 3 <= 1 => 2 1 3
2050 *idx1o = idx2i;
2051 *idx2o = idx1i;
2052 *idx3o = idx3i;
2053 *val1o = val2i;
2054 *val2o = val1i;
2055 *val3o = val3i;
2056 break;
2057
2058 case 3 : // 1 <= 2, 2 > 3, 3 > 1 => 2 3 1
2059 *idx1o = idx2i;
2060 *idx2o = idx3i;
2061 *idx3o = idx1i;
2062 *val1o = val2i;
2063 *val2o = val3i;
2064 *val3o = val1i;
2065 break;
2066
2067 case 1 : // 1 <= 2, 2 <= 3, 3 > 1 => 3 2 1
2068 *idx1o = idx3i;
2069 *idx2o = idx2i;
2070 *idx3o = idx1i;
2071 *val1o = val3i;
2072 *val2o = val2i;
2073 *val3o = val1i;
2074 break;
2075
2076 case 5 : // 1 > 2, 2 <= 3, 3 > 1 => 3 1 2
2077 *idx1o = idx3i;
2078 *idx2o = idx1i;
2079 *idx3o = idx2i;
2080 *val1o = val3i;
2081 *val2o = val1i;
2082 *val3o = val2i;
2083 break;
2084
2085 default: // the rest should NEVER happen!
40bd6ee4 2086 AliError("ERROR in Sort3!!!\n");
b0a41e80 2087 break;
2088 }
b65e5048 2089}
b0a41e80 2090
982869bc 2091void AliTRDmcmSim::Sort6To4(UShort_t idx1i, UShort_t idx2i, UShort_t idx3i, UShort_t idx4i, UShort_t idx5i, UShort_t idx6i, \
2092 UShort_t val1i, UShort_t val2i, UShort_t val3i, UShort_t val4i, UShort_t val5i, UShort_t val6i, \
6b094867 2093 UShort_t * const idx1o, UShort_t * const idx2o, UShort_t * const idx3o, UShort_t * const idx4o, \
2094 UShort_t * const val1o, UShort_t * const val2o, UShort_t * const val3o, UShort_t * const val4o)
b65e5048 2095{
ab9f7002 2096 // sorting for tracklet selection
b65e5048 2097
982869bc 2098 UShort_t idx21s, idx22s, idx23s, dummy;
2099 UShort_t val21s, val22s, val23s;
2100 UShort_t idx23as, idx23bs;
2101 UShort_t val23as, val23bs;
b0a41e80 2102
2103 Sort3(idx1i, idx2i, idx3i, val1i, val2i, val3i,
2104 idx1o, &idx21s, &idx23as,
2105 val1o, &val21s, &val23as);
2106
2107 Sort3(idx4i, idx5i, idx6i, val4i, val5i, val6i,
2108 idx2o, &idx22s, &idx23bs,
2109 val2o, &val22s, &val23bs);
2110
2111 Sort2(idx23as, idx23bs, val23as, val23bs, &idx23s, &dummy, &val23s, &dummy);
2112
2113 Sort3(idx21s, idx22s, idx23s, val21s, val22s, val23s,
2114 idx3o, idx4o, &dummy,
2115 val3o, val4o, &dummy);
2116
b65e5048 2117}
b0a41e80 2118
982869bc 2119void AliTRDmcmSim::Sort6To2Worst(UShort_t idx1i, UShort_t idx2i, UShort_t idx3i, UShort_t idx4i, UShort_t idx5i, UShort_t idx6i, \
2120 UShort_t val1i, UShort_t val2i, UShort_t val3i, UShort_t val4i, UShort_t val5i, UShort_t val6i, \
6b094867 2121 UShort_t * const idx5o, UShort_t * const idx6o)
0d64b05f 2122{
ab9f7002 2123 // sorting for tracklet selection
0d64b05f 2124
982869bc 2125 UShort_t idx21s, idx22s, idx23s, dummy1, dummy2, dummy3, dummy4, dummy5;
2126 UShort_t val21s, val22s, val23s;
2127 UShort_t idx23as, idx23bs;
2128 UShort_t val23as, val23bs;
b0a41e80 2129
2130 Sort3(idx1i, idx2i, idx3i, val1i, val2i, val3i,
2131 &dummy1, &idx21s, &idx23as,
2132 &dummy2, &val21s, &val23as);
2133
2134 Sort3(idx4i, idx5i, idx6i, val4i, val5i, val6i,
2135 &dummy1, &idx22s, &idx23bs,
2136 &dummy2, &val22s, &val23bs);
2137
2138 Sort2(idx23as, idx23bs, val23as, val23bs, &idx23s, idx5o, &val23s, &dummy1);
b65e5048 2139
b0a41e80 2140 Sort3(idx21s, idx22s, idx23s, val21s, val22s, val23s,
2141 &dummy1, &dummy2, idx6o,
2142 &dummy3, &dummy4, &dummy5);
0d64b05f 2143}
f793c83d 2144
2145
ce4786b9 2146// ----- I/O implementation -----
2147
59f78ad5 2148ostream& AliTRDmcmSim::Text(ostream& os)
ce4786b9 2149{
2150 // manipulator to activate output in text format (default)
2151
2152 os.iword(fgkFormatIndex) = 0;
2153 return os;
2154}
2155
59f78ad5 2156ostream& AliTRDmcmSim::Cfdat(ostream& os)
ce4786b9 2157{
5f006bd7 2158 // manipulator to activate output in CFDAT format
ce4786b9 2159 // to send to the FEE via SCSN
2160
5f006bd7 2161 os.iword(fgkFormatIndex) = 1;
ce4786b9 2162 return os;
2163}
2164
59f78ad5 2165ostream& AliTRDmcmSim::Raw(ostream& os)
ce4786b9 2166{
2167 // manipulator to activate output as raw data dump
2168
2169 os.iword(fgkFormatIndex) = 2;
2170 return os;
2171}
2172
2173ostream& operator<<(ostream& os, const AliTRDmcmSim& mcm)
2174{
2175 // output implementation
5f006bd7 2176
ce4786b9 2177 // no output for non-initialized MCM
2178 if (!mcm.CheckInitialized())
2179 return os;
2180
2181 // ----- human-readable output -----
2182 if (os.iword(AliTRDmcmSim::fgkFormatIndex) == 0) {
5f006bd7 2183
2184 os << "MCM " << mcm.fMcmPos << " on ROB " << mcm.fRobPos <<
ce4786b9 2185 " in detector " << mcm.fDetector << std::endl;
5f006bd7 2186
ce4786b9 2187 os << "----- Unfiltered ADC data (10 bit) -----" << std::endl;
2188 os << "ch ";
6170d369 2189 for (Int_t iChannel = 0; iChannel < AliTRDfeeParam::GetNadcMcm(); iChannel++)
ce4786b9 2190 os << std::setw(5) << iChannel;
2191 os << std::endl;
2192 for (Int_t iTimeBin = 0; iTimeBin < mcm.fNTimeBin; iTimeBin++) {
2193 os << "tb " << std::setw(2) << iTimeBin << ":";
6170d369 2194 for (Int_t iChannel = 0; iChannel < AliTRDfeeParam::GetNadcMcm(); iChannel++) {
ce4786b9 2195 os << std::setw(5) << (mcm.fADCR[iChannel][iTimeBin] >> mcm.fgkAddDigits);
2196 }
2197 os << std::endl;
2198 }
5f006bd7 2199
ce4786b9 2200 os << "----- Filtered ADC data (10+2 bit) -----" << std::endl;
2201 os << "ch ";
6170d369 2202 for (Int_t iChannel = 0; iChannel < AliTRDfeeParam::GetNadcMcm(); iChannel++)
ce4786b9 2203 os << std::setw(4) << iChannel
2204 << ((~mcm.fZSMap[iChannel] != 0) ? "!" : " ");
2205 os << std::endl;
2206 for (Int_t iTimeBin = 0; iTimeBin < mcm.fNTimeBin; iTimeBin++) {
2207 os << "tb " << std::setw(2) << iTimeBin << ":";
6170d369 2208 for (Int_t iChannel = 0; iChannel < AliTRDfeeParam::GetNadcMcm(); iChannel++) {
ce4786b9 2209 os << std::setw(4) << (mcm.fADCF[iChannel][iTimeBin])
2210 << (((mcm.fZSMap[iChannel] & (1 << iTimeBin)) == 0) ? "!" : " ");
2211 }
2212 os << std::endl;
2213 }
2214 }
2215
2216 // ----- CFDAT output -----
2217 else if(os.iword(AliTRDmcmSim::fgkFormatIndex) == 1) {
2218 Int_t dest = 127;
2219 Int_t addrOffset = 0x2000;
2220 Int_t addrStep = 0x80;
5f006bd7 2221
ce4786b9 2222 for (Int_t iTimeBin = 0; iTimeBin < mcm.fNTimeBin; iTimeBin++) {
6170d369 2223 for (Int_t iChannel = 0; iChannel < AliTRDfeeParam::GetNadcMcm(); iChannel++) {
5f006bd7 2224 os << std::setw(5) << 10
2225 << std::setw(5) << addrOffset + iChannel * addrStep + iTimeBin
ce4786b9 2226 << std::setw(5) << (mcm.fADCF[iChannel][iTimeBin])
2227 << std::setw(5) << dest << std::endl;
2228 }
2229 os << std::endl;
2230 }
2231 }
2232
2233 // ----- raw data ouptut -----
2234 else if (os.iword(AliTRDmcmSim::fgkFormatIndex) == 2) {
2235 Int_t bufSize = 300;
2236 UInt_t *buf = new UInt_t[bufSize];
5f006bd7 2237
ce4786b9 2238 Int_t bufLength = mcm.ProduceRawStream(&buf[0], bufSize);
5f006bd7 2239
2240 for (Int_t i = 0; i < bufLength; i++)
78c94f0b 2241 std::cout << "0x" << std::hex << buf[i] << std::dec << std::endl;
5f006bd7 2242
ce4786b9 2243 delete [] buf;
2244 }
2245
2246 else {
2247 os << "unknown format set" << std::endl;
2248 }
2249
2250 return os;
2251}
8ea391e3 2252
2253
2254void AliTRDmcmSim::PrintFitRegXml(ostream& os) const
2255{
6b094867 2256 // print fit registres in XML format
2257
8ea391e3 2258 bool tracklet=false;
2259
2260 for (Int_t cpu = 0; cpu < 4; cpu++) {
2261 if(fFitPtr[cpu] != 31)
2262 tracklet=true;
2263 }
2264
2265 if(tracklet==true) {
2266 os << "<nginject>" << std::endl;
2267 os << "<ack roc=\""<< fDetector << "\" cmndid=\"0\">" << std::endl;
2268 os << "<dmem-readout>" << std::endl;
2269 os << "<d det=\"" << fDetector << "\">" << std::endl;
2270 os << " <ro-board rob=\"" << fRobPos << "\">" << std::endl;
2271 os << " <m mcm=\"" << fMcmPos << "\">" << std::endl;
5f006bd7 2272
8ea391e3 2273 for(int cpu=0; cpu<4; cpu++) {
2274 os << " <c cpu=\"" << cpu << "\">" << std::endl;
2275 if(fFitPtr[cpu] != 31) {
2276 for(int adcch=fFitPtr[cpu]; adcch<fFitPtr[cpu]+2; adcch++) {
5ac2e3b1 2277 os << " <ch chnr=\"" << adcch << "\">"<< std::endl;
8ea391e3 2278 os << " <hits>" << fFitReg[adcch].fNhits << "</hits>"<< std::endl;
48d6f816 2279 os << " <q0>" << fFitReg[adcch].fQ0 << "</q0>"<< std::endl;
2280 os << " <q1>" << fFitReg[adcch].fQ1 << "</q1>"<< std::endl;
8ea391e3 2281 os << " <sumx>" << fFitReg[adcch].fSumX << "</sumx>"<< std::endl;
2282 os << " <sumxsq>" << fFitReg[adcch].fSumX2 << "</sumxsq>"<< std::endl;
2283 os << " <sumy>" << fFitReg[adcch].fSumY << "</sumy>"<< std::endl;
2284 os << " <sumysq>" << fFitReg[adcch].fSumY2 << "</sumysq>"<< std::endl;
2285 os << " <sumxy>" << fFitReg[adcch].fSumXY << "</sumxy>"<< std::endl;
2286 os << " </ch>" << std::endl;
2287 }
2288 }
2289 os << " </c>" << std::endl;
2290 }
2291 os << " </m>" << std::endl;
2292 os << " </ro-board>" << std::endl;
2293 os << "</d>" << std::endl;
2294 os << "</dmem-readout>" << std::endl;
2295 os << "</ack>" << std::endl;
2296 os << "</nginject>" << std::endl;
2297 }
2298}
2299
2300
2301void AliTRDmcmSim::PrintTrackletsXml(ostream& os) const
2302{
6b094867 2303 // print tracklets in XML format
2304
8ea391e3 2305 os << "<nginject>" << std::endl;
2306 os << "<ack roc=\""<< fDetector << "\" cmndid=\"0\">" << std::endl;
2307 os << "<dmem-readout>" << std::endl;
2308 os << "<d det=\"" << fDetector << "\">" << std::endl;
2309 os << " <ro-board rob=\"" << fRobPos << "\">" << std::endl;
2310 os << " <m mcm=\"" << fMcmPos << "\">" << std::endl;
2311
2312 Int_t pid, padrow, slope, offset;
2313 for(Int_t cpu=0; cpu<4; cpu++) {
2314 if(fMCMT[cpu] == 0x10001000) {
2315 pid=-1;
2316 padrow=-1;
2317 slope=-1;
2318 offset=-1;
2319 }
2320 else {
2321 pid = (fMCMT[cpu] & 0xFF000000) >> 24;
2322 padrow = (fMCMT[cpu] & 0xF00000 ) >> 20;
2323 slope = (fMCMT[cpu] & 0xFE000 ) >> 13;
2324 offset = (fMCMT[cpu] & 0x1FFF ) ;
2325
2326 }
5f006bd7 2327 os << " <trk> <pid>" << pid << "</pid>" << " <padrow>" << padrow << "</padrow>"
5ac2e3b1 2328 << " <slope>" << slope << "</slope>" << " <offset>" << offset << "</offset>" << "</trk>" << std::endl;
8ea391e3 2329 }
2330
2331 os << " </m>" << std::endl;
2332 os << " </ro-board>" << std::endl;
2333 os << "</d>" << std::endl;
2334 os << "</dmem-readout>" << std::endl;
2335 os << "</ack>" << std::endl;
2336 os << "</nginject>" << std::endl;
2337}
2338
2339
6d976847 2340void AliTRDmcmSim::PrintAdcDatTxt(ostream& os) const
2341{
2342 // print ADC data in text format (suitable as Modelsim stimuli)
2343
2344 os << "# MCM " << fMcmPos << " on ROB " << fRobPos <<
2345 " in detector " << fDetector << std::endl;
2346
2347 for (Int_t iTimeBin = 0; iTimeBin < fNTimeBin; iTimeBin++) {
2348 for (Int_t iChannel = 0; iChannel < AliTRDfeeParam::GetNadcMcm(); ++iChannel) {
2349 os << std::setw(5) << (fADCR[iChannel][iTimeBin] >> fgkAddDigits);
2350 }
2351 os << std::endl;
2352 }
2353}
2354
2355
8ea391e3 2356void AliTRDmcmSim::PrintAdcDatHuman(ostream& os) const
2357{
6b094867 2358 // print ADC data in human-readable format
2359
5f006bd7 2360 os << "MCM " << fMcmPos << " on ROB " << fRobPos <<
8ea391e3 2361 " in detector " << fDetector << std::endl;
5f006bd7 2362
8ea391e3 2363 os << "----- Unfiltered ADC data (10 bit) -----" << std::endl;
2364 os << "ch ";
6170d369 2365 for (Int_t iChannel = 0; iChannel < AliTRDfeeParam::GetNadcMcm(); iChannel++)
8ea391e3 2366 os << std::setw(5) << iChannel;
2367 os << std::endl;
2368 for (Int_t iTimeBin = 0; iTimeBin < fNTimeBin; iTimeBin++) {
2369 os << "tb " << std::setw(2) << iTimeBin << ":";
6170d369 2370 for (Int_t iChannel = 0; iChannel < AliTRDfeeParam::GetNadcMcm(); iChannel++) {
8ea391e3 2371 os << std::setw(5) << (fADCR[iChannel][iTimeBin] >> fgkAddDigits);
2372 }
2373 os << std::endl;
2374 }
5f006bd7 2375
8ea391e3 2376 os << "----- Filtered ADC data (10+2 bit) -----" << std::endl;
2377 os << "ch ";
6170d369 2378 for (Int_t iChannel = 0; iChannel < AliTRDfeeParam::GetNadcMcm(); iChannel++)
8ea391e3 2379 os << std::setw(4) << iChannel
2380 << ((~fZSMap[iChannel] != 0) ? "!" : " ");
2381 os << std::endl;
2382 for (Int_t iTimeBin = 0; iTimeBin < fNTimeBin; iTimeBin++) {
2383 os << "tb " << std::setw(2) << iTimeBin << ":";
6170d369 2384 for (Int_t iChannel = 0; iChannel < AliTRDfeeParam::GetNadcMcm(); iChannel++) {
8ea391e3 2385 os << std::setw(4) << (fADCF[iChannel][iTimeBin])
2386 << (((fZSMap[iChannel] & (1 << iTimeBin)) == 0) ? "!" : " ");
2387 }
2388 os << std::endl;
2389 }
2390}
2391
2392
2393void AliTRDmcmSim::PrintAdcDatXml(ostream& os) const
2394{
5f006bd7 2395 // print ADC data in XML format
6b094867 2396
8ea391e3 2397 os << "<nginject>" << std::endl;
2398 os << "<ack roc=\""<< fDetector << "\" cmndid=\"0\">" << std::endl;
2399 os << "<dmem-readout>" << std::endl;
2400 os << "<d det=\"" << fDetector << "\">" << std::endl;
2401 os << " <ro-board rob=\"" << fRobPos << "\">" << std::endl;
2402 os << " <m mcm=\"" << fMcmPos << "\">" << std::endl;
2403
6170d369 2404 for(Int_t iChannel = 0; iChannel < AliTRDfeeParam::GetNadcMcm(); iChannel++) {
8ea391e3 2405 os << " <ch chnr=\"" << iChannel << "\">" << std::endl;
2406 for (Int_t iTimeBin = 0; iTimeBin < fNTimeBin; iTimeBin++) {
2407 os << "<tb>" << fADCF[iChannel][iTimeBin]/4 << "</tb>";
2408 }
2409 os << " </ch>" << std::endl;
2410 }
2411
2412 os << " </m>" << std::endl;
2413 os << " </ro-board>" << std::endl;
2414 os << "</d>" << std::endl;
2415 os << "</dmem-readout>" << std::endl;
2416 os << "</ack>" << std::endl;
2417 os << "</nginject>" << std::endl;
2418}
2419
2420
2421
a10c6981 2422void AliTRDmcmSim::PrintAdcDatDatx(ostream& os, Bool_t broadcast, Int_t timeBinOffset) const
8ea391e3 2423{
6b094867 2424 // print ADC data in datx format (to send to FEE)
2425
8ea391e3 2426 fTrapConfig->PrintDatx(os, 2602, 1, 0, 127); // command to enable the ADC clock - necessary to write ADC values to MCM
2427 os << std::endl;
2428
2429 Int_t addrOffset = 0x2000;
2430 Int_t addrStep = 0x80;
2431 Int_t addrOffsetEBSIA = 0x20;
5f006bd7 2432
8ea391e3 2433 for (Int_t iTimeBin = 0; iTimeBin < fNTimeBin; iTimeBin++) {
6170d369 2434 for (Int_t iChannel = 0; iChannel < AliTRDfeeParam::GetNadcMcm(); iChannel++) {
a10c6981 2435 if ((iTimeBin < timeBinOffset) || (iTimeBin >= fNTimeBin+timeBinOffset)) {
8ea391e3 2436 if(broadcast==kFALSE)
a10c6981 2437 fTrapConfig->PrintDatx(os, addrOffset+iChannel*addrStep+addrOffsetEBSIA+iTimeBin, 10, GetRobPos(), GetMcmPos());
8ea391e3 2438 else
a10c6981 2439 fTrapConfig->PrintDatx(os, addrOffset+iChannel*addrStep+addrOffsetEBSIA+iTimeBin, 10, 0, 127);
2440 }
2441 else {
2442 if(broadcast==kFALSE)
2443 fTrapConfig->PrintDatx(os, addrOffset+iChannel*addrStep+addrOffsetEBSIA+iTimeBin, (fADCF[iChannel][iTimeBin-timeBinOffset]/4), GetRobPos(), GetMcmPos());
2444 else
2445 fTrapConfig->PrintDatx(os, addrOffset+iChannel*addrStep+addrOffsetEBSIA+iTimeBin, (fADCF[iChannel][iTimeBin-timeBinOffset]/4), 0, 127);
2446 }
2447 }
2448 os << std::endl;
8ea391e3 2449 }
2450}
2451
2452
2453void AliTRDmcmSim::PrintPidLutHuman()
2454{
6b094867 2455 // print PID LUT in human readable format
2456
8ea391e3 2457 UInt_t result;
2458
2b2b540f 2459 UInt_t addrEnd = fgkDmemAddrLUTStart + fTrapConfig->GetDmemUnsigned(fgkDmemAddrLUTLength, fDetector, fRobPos, fMcmPos)/4; // /4 because each addr contains 4 values
2460 UInt_t nBinsQ0 = fTrapConfig->GetDmemUnsigned(fgkDmemAddrLUTnbins, fDetector, fRobPos, fMcmPos);
8ea391e3 2461
2462 std::cout << "nBinsQ0: " << nBinsQ0 << std::endl;
2b2b540f 2463 std::cout << "LUT table length: " << fTrapConfig->GetDmemUnsigned(fgkDmemAddrLUTLength, fDetector, fRobPos, fMcmPos) << std::endl;
5f006bd7 2464
eaf6dbb0 2465 if (nBinsQ0>0) {
2b2b540f 2466 for(UInt_t addr=fgkDmemAddrLUTStart; addr< addrEnd; addr++) {
2467 result = fTrapConfig->GetDmemUnsigned(addr, fDetector, fRobPos, fMcmPos);
2468 std::cout << addr << " # x: " << ((addr-fgkDmemAddrLUTStart)%((nBinsQ0)/4))*4 << ", y: " <<(addr-fgkDmemAddrLUTStart)/(nBinsQ0/4)
eaf6dbb0 2469 << " # " <<((result>>0)&0xFF)
2470 << " | " << ((result>>8)&0xFF)
2471 << " | " << ((result>>16)&0xFF)
2472 << " | " << ((result>>24)&0xFF) << std::endl;
2473 }
8ea391e3 2474 }
2475}
2b2b540f 2476
2477
2478Bool_t AliTRDmcmSim::ReadPackedConfig(AliTRDtrapConfig *cfg, Int_t hc, UInt_t *data, Int_t size)
2479{
2480 // Read the packed configuration from the passed memory block
2481 //
2482 // To be used to retrieve the TRAP configuration from the
2483 // configuration as sent in the raw data.
2484
2485 AliDebugClass(1, "Reading packed configuration");
2486
2487 Int_t det = hc/2;
2488
2489 Int_t idx = 0;
2490 Int_t err = 0;
2491 Int_t step, bwidth, nwords, exitFlag, bitcnt;
2492
2493 UShort_t caddr;
2494 UInt_t dat, msk, header, dataHi;
2495
2496 while (idx < size && *data != 0x00000000) {
2497
2498 Int_t rob = (*data >> 28) & 0x7;
2499 Int_t mcm = (*data >> 24) & 0xf;
2500
2501 AliDebugClass(1, Form("Config of det. %3i MCM %i:%02i (0x%08x)", det, rob, mcm, *data));
2502 data++;
2503
2504 while (idx < size && *data != 0x00000000) {
2505
2506 header = *data;
2507 data++;
2508 idx++;
2509
2510 AliDebugClass(5, Form("read: 0x%08x", header));
2511
2512 if (header & 0x01) // single data
2513 {
2514 dat = (header >> 2) & 0xFFFF; // 16 bit data
2515 caddr = (header >> 18) & 0x3FFF; // 14 bit address
2516
2517 if (caddr != 0x1FFF) // temp!!! because the end marker was wrong
2518 {
2519 if (header & 0x02) // check if > 16 bits
2520 {
2521 dataHi = *data;
2522 AliDebugClass(5, Form("read: 0x%08x", dataHi));
2523 data++;
2524 idx++;
2525 err += ((dataHi ^ (dat | 1)) & 0xFFFF) != 0;
2526 dat = (dataHi & 0xFFFF0000) | dat;
2527 }
2528 AliDebugClass(5, Form("addr=0x%04x (%s) data=0x%08x\n", caddr, cfg->GetRegName(cfg->GetRegByAddress(caddr)), dat));
2529 if ( ! cfg->Poke(caddr, dat, det, rob, mcm) )
2530 AliDebugClass(5, Form("(single-write): non-existing address 0x%04x containing 0x%08x\n", caddr, header));
2531 if (idx > size)
2532 {
2533 AliDebugClass(5, Form("(single-write): no more data, missing end marker\n"));
2534 return -err;
2535 }
2536 }
2537 else
2538 {
2539 AliDebugClass(5, Form("(single-write): address 0x%04x => old endmarker?\n", caddr));
2540 return err;
2541 }
2542 }
2543
2544 else // block of data
2545 {
2546 step = (header >> 1) & 0x0003;
2547 bwidth = ((header >> 3) & 0x001F) + 1;
2548 nwords = (header >> 8) & 0x00FF;
2549 caddr = (header >> 16) & 0xFFFF;
2550 exitFlag = (step == 0) || (step == 3) || (nwords == 0);
2551
2552 if (exitFlag)
2553 break;
2554
2555 switch (bwidth)
2556 {
2557 case 15:
2558 case 10:
2559 case 7:
2560 case 6:
2561 case 5:
2562 {
2563 msk = (1 << bwidth) - 1;
2564 bitcnt = 0;
2565 while (nwords > 0)
2566 {
2567 nwords--;
2568 bitcnt -= bwidth;
2569 if (bitcnt < 0)
2570 {
2571 header = *data;
2572 AliDebugClass(5, Form("read 0x%08x", header));
2573 data++;
2574 idx++;
2575 err += (header & 1);
2576 header = header >> 1;
2577 bitcnt = 31 - bwidth;
2578 }
2579 AliDebugClass(5, Form("addr=0x%04x (%s) data=0x%08x\n", caddr, cfg->GetRegName(cfg->GetRegByAddress(caddr)), header & msk));
2580 if ( ! cfg->Poke(caddr, header & msk, det, rob, mcm) )
2581 AliDebugClass(5, Form("(single-write): non-existing address 0x%04x containing 0x%08x\n", caddr, header));
2582
2583 caddr += step;
2584 header = header >> bwidth;
2585 if (idx >= size)
2586 {
2587 AliDebugClass(5, Form("(block-write): no end marker! %d words read\n", idx));
2588 return -err;
2589 }
2590 }
2591 break;
2592 } // end case 5-15
2593 case 31:
2594 {
2595 while (nwords > 0)
2596 {
2597 header = *data;
2598 AliDebugClass(5, Form("read 0x%08x", header));
2599 data++;
2600 idx++;
2601 nwords--;
2602 err += (header & 1);
2603
2604 AliDebugClass(5, Form("addr=0x%04x (%s) data=0x%08x", caddr, cfg->GetRegName(cfg->GetRegByAddress(caddr)), header >> 1));
2605 if ( ! cfg->Poke(caddr, header >> 1, det, rob, mcm) )
2606 AliDebugClass(5, Form("(single-write): non-existing address 0x%04x containing 0x%08x\n", caddr, header));
2607
2608 caddr += step;
2609 if (idx >= size)
2610 {
2611 AliDebugClass(5, Form("no end marker! %d words read", idx));
2612 return -err;
2613 }
2614 }
2615 break;
2616 }
2617 default: return err;
2618 } // end switch
2619 } // end block case
2620 }
2621 } // end while
2622 AliDebugClass(5, Form("no end marker! %d words read", idx));
2623 return -err; // only if the max length of the block reached!
2624}