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6b15c309 | 1 | // $Id$ |
2 | ||
3 | //************************************************************************** | |
4 | //* This file is property of and copyright by the ALICE HLT Project * | |
5 | //* ALICE Experiment at CERN, All rights reserved. * | |
6 | //* * | |
7 | //* Primary Authors: Timm Steinbeck, Matthias Richter * | |
8 | //* Developers: Kenneth Aamodt <kenneth.aamodt@student.uib.no> * | |
9 | //* for The ALICE HLT Project. * | |
10 | //* * | |
11 | //* Permission to use, copy, modify and distribute this software and its * | |
12 | //* documentation strictly for non-commercial purposes is hereby granted * | |
13 | //* without fee, provided that the above copyright notice appears in all * | |
14 | //* copies and that both the copyright notice and this permission notice * | |
15 | //* appear in the supporting documentation. The authors make no claims * | |
16 | //* about the suitability of this software for any purpose. It is * | |
17 | //* provided "as is" without express or implied warranty. * | |
18 | //************************************************************************** | |
46b33a24 | 19 | |
82a39a68 | 20 | /// @file AliHLTTPCPad.cxx |
21 | /// @author Matthias Richter, Kenneth Aamodt | |
22 | /// @date | |
23 | /// @brief Container Class for TPC Pads. | |
24 | /// | |
46b33a24 | 25 | |
26 | #include <cerrno> | |
27 | #include "AliHLTTPCPad.h" | |
84645eb0 | 28 | #include "AliHLTStdIncludes.h" |
46b33a24 | 29 | |
01f43166 | 30 | |
31 | //added by kenneth | |
32 | #include "AliHLTTPCTransform.h" | |
33 | #include "AliHLTTPCClusters.h" | |
34 | #include <sys/time.h> | |
afa4418c | 35 | #include "TMath.h" |
36 | #include "TFile.h" | |
01f43166 | 37 | //------------------------------ |
38 | ||
46b33a24 | 39 | /** margin for the base line be re-avaluated */ |
40 | #define ALIHLTPAD_BASELINE_MARGIN (2*fAverage) | |
41 | ||
42 | /** ROOT macro for the implementation of ROOT specific class methods */ | |
43 | ClassImp(AliHLTTPCPad) | |
44 | ||
45 | AliHLTTPCPad::AliHLTTPCPad() | |
46 | : | |
a1dbf058 | 47 | fClusterCandidates(), |
48 | fUsedClusterCandidates(), | |
2fdb1ae7 | 49 | fSelectedPad(kFALSE), |
50 | fHWAddress(0), | |
46b33a24 | 51 | fRowNo(-1), |
52 | fPadNo(-1), | |
53 | fThreshold(0), | |
54 | fAverage(-1), | |
55 | fNofEvents(0), | |
56 | fSum(0), | |
2a083ac4 | 57 | fCount(0), |
58 | fTotal(0), | |
46b33a24 | 59 | fBLMax(-1), |
60 | fBLMaxBin(-1), | |
84645eb0 | 61 | fBLMin(-1), |
62 | fBLMinBin(-1), | |
46b33a24 | 63 | fFirstBLBin(0), |
64 | fNofBins(0), | |
2a083ac4 | 65 | fReadPos(0), |
01f43166 | 66 | fpRawData(NULL), |
01f43166 | 67 | fDataSignals(NULL), |
68 | fSignalPositionArray(NULL), | |
b1c46961 | 69 | fSizeOfSignalPositionArray(0), |
deba5d85 | 70 | fNGoodSignalsSent(0), |
71 | fCandidateDigitsVector() | |
46b33a24 | 72 | { |
2a083ac4 | 73 | // see header file for class documentation |
74 | // or | |
75 | // refer to README to build package | |
76 | // or | |
77 | // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt | |
01f43166 | 78 | // HLTInfo("Entering default constructor"); |
79 | fDataSignals= new AliHLTTPCSignal_t[AliHLTTPCTransform::GetNTimeBins()]; | |
80 | memset( fDataSignals, 0xFF, sizeof(Int_t)*(AliHLTTPCTransform::GetNTimeBins())); | |
8252a538 | 81 | |
a74855c2 | 82 | fSignalPositionArray= new Int_t[AliHLTTPCTransform::GetNTimeBins()]; |
01f43166 | 83 | memset( fSignalPositionArray, 0xFF, sizeof(Int_t)*(AliHLTTPCTransform::GetNTimeBins())); |
84 | fSizeOfSignalPositionArray=0; | |
afa4418c | 85 | |
46b33a24 | 86 | } |
87 | ||
c9602aeb | 88 | AliHLTTPCPad::AliHLTTPCPad(Int_t /*dummy*/) |
8252a538 | 89 | : |
a74855c2 | 90 | fClusterCandidates(), |
91 | fUsedClusterCandidates(), | |
2fdb1ae7 | 92 | fSelectedPad(kFALSE), |
93 | fHWAddress(0), | |
8252a538 | 94 | fRowNo(-1), |
95 | fPadNo(-1), | |
96 | fThreshold(0), | |
97 | fAverage(-1), | |
98 | fNofEvents(0), | |
99 | fSum(0), | |
100 | fCount(0), | |
101 | fTotal(0), | |
102 | fBLMax(-1), | |
103 | fBLMaxBin(-1), | |
104 | fBLMin(-1), | |
105 | fBLMinBin(-1), | |
106 | fFirstBLBin(0), | |
107 | fNofBins(0), | |
108 | fReadPos(0), | |
109 | fpRawData(NULL), | |
110 | fDataSignals(NULL), | |
111 | fSignalPositionArray(NULL), | |
112 | fSizeOfSignalPositionArray(0), | |
deba5d85 | 113 | fNGoodSignalsSent(0), |
114 | fCandidateDigitsVector() | |
8252a538 | 115 | { |
116 | // see header file for class documentation | |
117 | // or | |
118 | // refer to README to build package | |
119 | // or | |
120 | // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt | |
121 | } | |
122 | ||
46b33a24 | 123 | AliHLTTPCPad::AliHLTTPCPad(Int_t offset, Int_t nofBins) |
124 | : | |
a1dbf058 | 125 | fClusterCandidates(), |
126 | fUsedClusterCandidates(), | |
2fdb1ae7 | 127 | fSelectedPad(kFALSE), |
128 | fHWAddress(0), | |
46b33a24 | 129 | fRowNo(-1), |
130 | fPadNo(-1), | |
131 | fThreshold(0), | |
132 | fAverage(-1), | |
133 | fNofEvents(0), | |
134 | fSum(0), | |
2a083ac4 | 135 | fCount(0), |
136 | fTotal(0), | |
46b33a24 | 137 | fBLMax(-1), |
138 | fBLMaxBin(-1), | |
84645eb0 | 139 | fBLMin(-1), |
140 | fBLMinBin(-1), | |
46b33a24 | 141 | fFirstBLBin(offset), |
142 | fNofBins(nofBins), | |
2a083ac4 | 143 | fReadPos(0), |
01f43166 | 144 | fpRawData(NULL), |
01f43166 | 145 | fDataSignals(NULL), |
146 | fSignalPositionArray(NULL), | |
b1c46961 | 147 | fSizeOfSignalPositionArray(0), |
deba5d85 | 148 | fNGoodSignalsSent(0), |
149 | fCandidateDigitsVector() | |
46b33a24 | 150 | { |
2a083ac4 | 151 | // see header file for class documentation |
46b33a24 | 152 | } |
153 | ||
46b33a24 | 154 | AliHLTTPCPad::~AliHLTTPCPad() |
155 | { | |
2a083ac4 | 156 | // see header file for class documentation |
46b33a24 | 157 | if (fpRawData) { |
158 | HLTWarning("event data acquisition not stopped"); | |
159 | StopEvent(); | |
160 | } | |
01f43166 | 161 | if (fDataSignals) { |
afa4418c | 162 | delete [] fDataSignals; |
01f43166 | 163 | fDataSignals=NULL; |
01f43166 | 164 | } |
a74855c2 | 165 | if (fSignalPositionArray!=NULL) { |
afa4418c | 166 | delete [] fSignalPositionArray; |
01f43166 | 167 | fSignalPositionArray=NULL; |
01f43166 | 168 | } |
46b33a24 | 169 | } |
170 | ||
171 | Int_t AliHLTTPCPad::SetID(Int_t rowno, Int_t padno) | |
172 | { | |
2a083ac4 | 173 | // see header file for class documentation |
46b33a24 | 174 | fRowNo=rowno; |
175 | fPadNo=padno; | |
afa4418c | 176 | |
2a083ac4 | 177 | return 0; |
46b33a24 | 178 | } |
179 | ||
180 | Int_t AliHLTTPCPad::StartEvent() | |
181 | { | |
2a083ac4 | 182 | // see header file for class documentation |
46b33a24 | 183 | Int_t iResult=0; |
184 | if (fpRawData==NULL) { | |
185 | fBLMax=-1; | |
186 | fBLMaxBin=-1; | |
84645eb0 | 187 | fBLMin=-1; |
188 | fBLMinBin=-1; | |
46b33a24 | 189 | fSum=0; |
190 | fCount=0; | |
191 | fTotal=0; | |
192 | if (fNofBins>0) { | |
193 | fpRawData=new AliHLTTPCSignal_t[fNofBins]; | |
194 | if (fpRawData) { | |
195 | for (int i=0; i<fNofBins; i++) fpRawData[i]=-1; | |
196 | } else { | |
197 | HLTError("memory allocation failed"); | |
198 | iResult=-ENOMEM; | |
199 | } | |
200 | } | |
201 | } else { | |
202 | HLTWarning("event data acquisition already started"); | |
203 | iResult=-EALREADY; | |
204 | } | |
205 | return iResult; | |
206 | } | |
207 | ||
208 | Int_t AliHLTTPCPad::CalculateBaseLine(Int_t reqMinCount) | |
209 | { | |
2a083ac4 | 210 | // see header file for class documentation |
46b33a24 | 211 | Int_t iResult=0; |
212 | AliHLTTPCSignal_t avBackup=fAverage; | |
84645eb0 | 213 | //HLTDebug("reqMinCount=%d fCount=%d fTotal=%d fSum=%d fBLMax=%d fBLMin=%d", reqMinCount, fCount, fTotal, fSum, fBLMax, fBLMin); |
46b33a24 | 214 | if (fCount>=reqMinCount && fCount>=fTotal/2) { |
215 | fAverage=fCount>0?fSum/fCount:0; | |
216 | if (fAverage>0) { | |
84645eb0 | 217 | //HLTDebug("average for current event %d (%d - %d)", fAverage, fBLMax, fBLMin); |
46b33a24 | 218 | fCount=0;fSum=-1; |
219 | if (fBLMax>ALIHLTPAD_BASELINE_MARGIN) { | |
220 | // calculate again | |
21b6a334 | 221 | //HLTDebug("maximum value %d exceeds margin for base line (%d) " |
222 | // "-> re-evaluate base line", fBLMax, ALIHLTPAD_BASELINE_MARGIN); | |
46b33a24 | 223 | if (fpRawData) { |
224 | for (Int_t i=fFirstBLBin; i<fNofBins; i++) | |
225 | if (fpRawData[i]>=0) AddBaseLineValue(i, fpRawData[i]); | |
226 | if (fCount>0 && fCount>=reqMinCount && fCount>=fTotal/2) { | |
227 | fAverage=fSum/fCount; | |
3cde846d | 228 | //HLTDebug("new average %d", fAverage); |
46b33a24 | 229 | } else { |
b1c46961 | 230 | // HLTDebug("baseline re-eveluation skipped because of to few " |
231 | // "contributing bins: total=%d, contributing=%d, req=%d" | |
232 | // "\ndata might be already zero suppressed" | |
233 | // , fTotal, fCount, reqMinCount); | |
46b33a24 | 234 | iResult=-ENODATA; |
235 | } | |
236 | fCount=0;fSum=-1; | |
237 | } else { | |
238 | HLTError("missing raw data for base line calculation"); | |
239 | iResult=-ENOBUFS; | |
240 | } | |
241 | } | |
242 | if (iResult>=0) { | |
243 | // calculate average for all events | |
244 | fAverage=((avBackup*fNofEvents)+fAverage)/(fNofEvents+1); | |
84645eb0 | 245 | //HLTDebug("base line average for %d event(s): %d", fNofEvents+1, fAverage); |
46b33a24 | 246 | } else { |
247 | fAverage=avBackup; | |
248 | } | |
249 | } else { | |
250 | fAverage=avBackup; | |
251 | } | |
252 | } else { | |
b1c46961 | 253 | // HLTDebug("baseline calculation skipped because of to few contributing " |
254 | // "bins: total=%d, contributing=%d, required=%d \ndata might be " | |
255 | // "already zero suppressed", fTotal, fCount, reqMinCount); | |
46b33a24 | 256 | } |
257 | ||
258 | return iResult; | |
259 | } | |
260 | ||
261 | Int_t AliHLTTPCPad::StopEvent() | |
262 | { | |
2a083ac4 | 263 | // see header file for class documentation |
46b33a24 | 264 | Int_t iResult=0; |
265 | if (fpRawData) { | |
266 | AliHLTTPCSignal_t* pData=fpRawData; | |
267 | fpRawData=NULL; | |
268 | delete [] pData; | |
269 | fTotal=0; | |
270 | fNofEvents++; | |
271 | Rewind(); | |
272 | } else if (fNofBins>0) { | |
273 | HLTError("event data acquisition not started"); | |
274 | iResult=-EBADF; | |
275 | } | |
276 | return iResult; | |
277 | } | |
278 | ||
279 | Int_t AliHLTTPCPad::ResetHistory() | |
280 | { | |
2a083ac4 | 281 | // see header file for class documentation |
46b33a24 | 282 | Int_t iResult=0; |
283 | fAverage=-1; | |
284 | fNofEvents=0; | |
285 | return iResult; | |
286 | } | |
287 | ||
288 | Int_t AliHLTTPCPad::SetThreshold(AliHLTTPCSignal_t thresh) | |
289 | { | |
2a083ac4 | 290 | // see header file for class documentation |
46b33a24 | 291 | Int_t iResult=0; |
292 | fThreshold=thresh; | |
293 | return iResult; | |
294 | } | |
295 | ||
296 | Int_t AliHLTTPCPad::AddBaseLineValue(Int_t bin, AliHLTTPCSignal_t value) | |
297 | { | |
2a083ac4 | 298 | // see header file for class documentation |
46b33a24 | 299 | Int_t iResult=0; |
300 | if (bin>=fFirstBLBin) { | |
301 | if (fAverage<0 || value<ALIHLTPAD_BASELINE_MARGIN) { | |
302 | // add to the current sum and count | |
303 | fSum+=value; | |
304 | fCount++; | |
305 | if (fBLMax<value) { | |
306 | // keep the maximum value for later quality control of the base | |
307 | // line calculation | |
308 | fBLMax=value; | |
309 | fBLMaxBin=bin; | |
310 | } | |
84645eb0 | 311 | if (fBLMin<0 || fBLMin>value) { |
312 | // keep the minimum value for later quality control of the base | |
313 | // line calculation | |
314 | fBLMin=value; | |
315 | fBLMinBin=bin; | |
316 | } | |
46b33a24 | 317 | } else { |
b1c46961 | 318 | // HLTDebug("ignoring value %d (bin %d) for base line calculation " |
319 | // "(current average is %d)", | |
320 | // value, bin, fAverage); | |
46b33a24 | 321 | } |
322 | } | |
323 | return iResult; | |
324 | } | |
325 | ||
326 | Int_t AliHLTTPCPad::SetRawData(Int_t bin, AliHLTTPCSignal_t value) | |
327 | { | |
2a083ac4 | 328 | // see header file for class documentation |
afa4418c | 329 | // printf("Row: %d Pad: %d Time: %d Charge %d", fRowNo, fPadNo, bin, value); |
46b33a24 | 330 | Int_t iResult=0; |
331 | if (fpRawData) { | |
332 | if (bin<fNofBins) { | |
333 | if (value>=0) { | |
334 | if (fpRawData[bin]<0) { | |
335 | AddBaseLineValue(bin, value); | |
336 | fTotal++; | |
337 | } else { | |
338 | // ignore value for average calculation | |
84645eb0 | 339 | HLTWarning("overriding content of bin %d (%d)", bin, fpRawData[bin]); |
46b33a24 | 340 | } |
341 | fpRawData[bin]=value; | |
342 | } else { | |
343 | HLTWarning("ignoring neg. raw data"); | |
344 | } | |
345 | } else { | |
346 | HLTWarning("bin %d out of range (%d)", bin, fNofBins); | |
347 | iResult=-ERANGE; | |
348 | } | |
349 | } else if (fNofBins>0) { | |
350 | HLTError("event cycle not started"); | |
351 | iResult=-EBADF; | |
352 | } | |
353 | return iResult; | |
354 | } | |
355 | ||
356 | Int_t AliHLTTPCPad::Next(Int_t bZeroSuppression) | |
357 | { | |
2a083ac4 | 358 | // see header file for class documentation |
46b33a24 | 359 | if (fpRawData==NULL) return 0; |
360 | Int_t iResult=fReadPos<fNofBins; | |
361 | if (iResult>0 && (iResult=(++fReadPos<fNofBins))>0) { | |
362 | if (bZeroSuppression) { | |
363 | while ((iResult=(fReadPos<fNofBins))>0 && | |
364 | GetCorrectedData(fReadPos)<=0) | |
365 | fReadPos++; | |
366 | } | |
367 | } | |
368 | return iResult; | |
369 | } | |
370 | ||
371 | Int_t AliHLTTPCPad::Rewind(Int_t bZeroSuppression) | |
372 | { | |
2a083ac4 | 373 | // see header file for class documentation |
46b33a24 | 374 | fReadPos=(bZeroSuppression>0?0:fFirstBLBin)-1; |
375 | return Next(bZeroSuppression); | |
376 | } | |
377 | ||
378 | AliHLTTPCSignal_t AliHLTTPCPad::GetRawData(Int_t bin) const | |
379 | { | |
2a083ac4 | 380 | // see header file for class documentation |
46b33a24 | 381 | AliHLTTPCSignal_t data=0; |
382 | if (fpRawData) { | |
383 | if (bin<fNofBins) { | |
384 | data=fpRawData[bin]; | |
385 | } else { | |
386 | HLTWarning("requested bin %d out of range (%d)", bin, fNofBins); | |
387 | } | |
388 | } else if (fNofBins>0) { | |
389 | HLTWarning("data only available within event cycle"); | |
390 | } | |
391 | return data; | |
392 | } | |
393 | ||
394 | AliHLTTPCSignal_t AliHLTTPCPad::GetCorrectedData(Int_t bin) const | |
395 | { | |
2a083ac4 | 396 | // see header file for class documentation |
46b33a24 | 397 | AliHLTTPCSignal_t data=GetRawData(bin)-GetBaseLine(bin); |
5235c3e9 | 398 | AliHLTTPCSignal_t prev=0; |
399 | if (bin>1) prev=GetRawData(bin-1)-GetBaseLine(bin-1); | |
400 | AliHLTTPCSignal_t succ=0; | |
401 | if (bin+1<GetSize()) succ=GetRawData(bin+1)-GetBaseLine(bin+1); | |
402 | if (fThreshold>0) { | |
403 | data-=fThreshold; | |
404 | prev-=fThreshold; | |
405 | succ-=fThreshold; | |
406 | } | |
407 | ||
408 | // case 1: | |
409 | // the signal is below the base-line and threshold | |
46b33a24 | 410 | if (data<0) data=0; |
5235c3e9 | 411 | |
412 | //case 2: | |
413 | // the neighboring bins are both below base-line/threshold | |
414 | // a real signal is always more than one bin wide because of the shaper | |
415 | if (prev<=0 && succ<=0) data=0; | |
416 | ||
417 | // case 3: | |
418 | // the bin is inside the range of ignored bins | |
46b33a24 | 419 | if (bin<fFirstBLBin) data=0; |
84645eb0 | 420 | //HLTDebug("fReadPos=%d data=%d threshold=%d raw data=%d base line=%d", fReadPos, data, fThreshold, GetRawData(bin), GetBaseLine(bin)); |
46b33a24 | 421 | return data; |
422 | } | |
423 | ||
5d2abf3b | 424 | AliHLTTPCSignal_t AliHLTTPCPad::GetBaseLine(Int_t /*bin*/) const //TODO: Why is bin being ignored? |
46b33a24 | 425 | { |
2a083ac4 | 426 | // see header file for class documentation |
84645eb0 | 427 | AliHLTTPCSignal_t val=0; |
428 | if (fAverage>0) { | |
429 | // we take the minumum value as the base line if it doesn't differ from | |
430 | // the average to much | |
84645eb0 | 431 | val=fAverage; |
5235c3e9 | 432 | #ifdef KEEP_NOISE |
2a083ac4 | 433 | const AliHLTTPCSignal_t kMaxDifference=15; |
84645eb0 | 434 | if ((fAverage-fBLMin)<=kMaxDifference) val=fBLMin; |
435 | else val>kMaxDifference?val-=kMaxDifference:0; | |
5235c3e9 | 436 | #endif |
84645eb0 | 437 | } |
438 | if (val<0) { | |
439 | // here we should never get | |
440 | val=0; | |
441 | HLTFatal("wrong base line value"); | |
442 | } | |
443 | return val; | |
46b33a24 | 444 | } |
445 | ||
446 | AliHLTTPCSignal_t AliHLTTPCPad::GetAverage() const | |
447 | { | |
2a083ac4 | 448 | // see header file for class documentation |
46b33a24 | 449 | return fAverage>0?fAverage:0; |
450 | } | |
451 | ||
5235c3e9 | 452 | Float_t AliHLTTPCPad::GetOccupancy() const |
453 | { | |
2a083ac4 | 454 | // see header file for class documentation |
5235c3e9 | 455 | Float_t occupancy=0; |
456 | if (fpRawData && fNofBins>0) { | |
457 | for (Int_t i=fFirstBLBin; i<fNofBins; i++) { | |
458 | if (GetCorrectedData(i)>0) occupancy+=1; | |
459 | } | |
460 | if (fNofBins-fFirstBLBin>0) | |
461 | occupancy/=fNofBins-fFirstBLBin; | |
462 | } | |
463 | return occupancy; | |
464 | } | |
465 | ||
466 | Float_t AliHLTTPCPad::GetAveragedOccupancy() const | |
467 | { | |
2a083ac4 | 468 | // see header file for class documentation |
469 | ||
5235c3e9 | 470 | // history is not yet implemented |
471 | return GetOccupancy(); | |
472 | } | |
a1dbf058 | 473 | void AliHLTTPCPad::PrintRawData() |
474 | { | |
475 | // see header file for class documentation | |
01f43166 | 476 | for(Int_t bin=0;bin<AliHLTTPCTransform::GetNTimeBins();bin++){ |
477 | if(GetDataSignal(bin)>0) | |
a74855c2 | 478 | //This cout should be here since using logging produces output that is much more difficult to read |
479 | cout<<fRowNo<<"\t"<<fPadNo<<"\t"<<bin<<"\t"<<GetDataSignal(bin)<<endl; | |
01f43166 | 480 | } |
01f43166 | 481 | } |
482 | ||
8252a538 | 483 | void AliHLTTPCPad::ClearCandidates(){ |
484 | fClusterCandidates.clear(); | |
485 | fUsedClusterCandidates.clear(); | |
deba5d85 | 486 | fCandidateDigitsVector.clear(); |
8252a538 | 487 | } |
488 | ||
a1dbf058 | 489 | void AliHLTTPCPad::SetDataToDefault() |
490 | { | |
491 | // see header file for class documentation | |
a74855c2 | 492 | // if(fDataSignals && fSignalPositionArray){ |
afa4418c | 493 | for(Int_t i =0;i<fSizeOfSignalPositionArray;i++){ |
494 | fDataSignals[fSignalPositionArray[i]]=-1; | |
495 | } | |
01f43166 | 496 | fSizeOfSignalPositionArray=0; |
a74855c2 | 497 | fNGoodSignalsSent = 0; |
498 | // } | |
01f43166 | 499 | } |
a1dbf058 | 500 | |
501 | void AliHLTTPCPad::SetDataSignal(Int_t bin,Int_t signal) | |
502 | { | |
503 | // see header file for class documentation | |
01f43166 | 504 | fDataSignals[bin]=signal; |
505 | fSignalPositionArray[fSizeOfSignalPositionArray]=bin; | |
506 | fSizeOfSignalPositionArray++; | |
afa4418c | 507 | } |
508 | ||
c0971196 | 509 | Bool_t AliHLTTPCPad::GetNextGoodSignal(Int_t &time,Int_t &bunchSize){ |
a1dbf058 | 510 | |
a74855c2 | 511 | if(fNGoodSignalsSent<fSizeOfSignalPositionArray&&fSizeOfSignalPositionArray>0){ |
512 | time = fSignalPositionArray[fNGoodSignalsSent]; | |
513 | bunchSize=1; | |
514 | fNGoodSignalsSent++; | |
515 | while(fNGoodSignalsSent<fSizeOfSignalPositionArray){ | |
516 | if(fDataSignals[time+bunchSize+1]>0){ | |
517 | bunchSize++; | |
518 | fNGoodSignalsSent++; | |
519 | } | |
520 | else{ | |
521 | break; | |
522 | } | |
523 | } | |
deba5d85 | 524 | // fNGoodSignalsSent++; |
a74855c2 | 525 | return kTRUE; |
526 | } | |
527 | return kFALSE; | |
528 | } | |
529 | ||
a1dbf058 | 530 | Int_t AliHLTTPCPad::GetDataSignal(Int_t bin) const |
531 | { | |
532 | // see header file for class documentation | |
01f43166 | 533 | return fDataSignals[bin]; |
534 | } | |
a1dbf058 | 535 | |
74b8bf74 | 536 | void AliHLTTPCPad::ZeroSuppress(Double_t nRMS, Int_t threshold, Int_t reqMinPoint, Int_t beginTime, Int_t endTime, Int_t timebinsLeft, Int_t timebinsRight, Int_t valueUnderAverage, bool speedup){ |
b1c46961 | 537 | //see headerfile for documentation |
538 | ||
afa4418c | 539 | //HLTDebug("In Pad: nRMS=%d, threshold=%d, reqMinPoint=%d, beginTime=%d, endTime=%d, timebinsLeft=%d timebinsRight=%d valueUnderAverage=%d \n",nRMS,threshold,reqMinPoint,beginTime,endTime,timebinsLeft,timebinsRight,valueUnderAverage); |
540 | ||
541 | Bool_t useRMS= kFALSE; | |
542 | if(nRMS>0){ | |
543 | useRMS=kTRUE; | |
544 | if(threshold>0){ | |
545 | HLTInfo("Both RMSThreshold and SignalThreshold defined, using RMSThreshold"); | |
546 | } | |
b1c46961 | 547 | } |
afa4418c | 548 | if(threshold<1 && nRMS<=0){ |
b1c46961 | 549 | //setting the data to -1 for this pad |
afa4418c | 550 | HLTInfo("Neither of RMSThreshold and SignalThreshold set, zerosuppression aborted"); |
b1c46961 | 551 | return; |
552 | } | |
b1c46961 | 553 | |
554 | Int_t fThresholdUsed=threshold; | |
74b8bf74 | 555 | |
556 | Int_t maxVal=0; | |
b1c46961 | 557 | Int_t nAdded=0; |
558 | Int_t sumNAdded=0; | |
559 | fSizeOfSignalPositionArray=0; | |
afa4418c | 560 | if(useRMS){ |
561 | for(Int_t i=beginTime;i<endTime+1;i++){ | |
562 | if(fDataSignals[i]>0){ | |
563 | nAdded++; | |
564 | sumNAdded+=fDataSignals[i]*fDataSignals[i]; | |
74b8bf74 | 565 | if (maxVal<fDataSignals[i]) maxVal=fDataSignals[i]; |
afa4418c | 566 | } |
b1c46961 | 567 | } |
568 | } | |
afa4418c | 569 | else if(threshold>0){ |
570 | for(Int_t i=beginTime;i<endTime+1;i++){ | |
b1c46961 | 571 | if(fDataSignals[i]>0){ |
afa4418c | 572 | nAdded++; |
573 | sumNAdded+=fDataSignals[i]; | |
74b8bf74 | 574 | if (maxVal<fDataSignals[i]) maxVal=fDataSignals[i]; |
b1c46961 | 575 | } |
576 | } | |
b1c46961 | 577 | } |
afa4418c | 578 | else{ |
579 | HLTFatal("This should never happen because this is tested earlier in the code.(nRMSThreshold<1&&signal-threshold<1)"); | |
580 | } | |
581 | if(nAdded<reqMinPoint){ | |
582 | HLTInfo("Number of signals is less than required, zero suppression aborted"); | |
583 | return; | |
b1c46961 | 584 | } |
afa4418c | 585 | |
586 | if(nAdded==0){ | |
587 | HLTInfo("No signals added for this pad, zerosuppression aborted: pad %d row %d",fPadNo,fRowNo); | |
588 | return; | |
b1c46961 | 589 | } |
a74855c2 | 590 | |
afa4418c | 591 | Double_t averageValue=(Double_t)sumNAdded/nAdded;//true average for threshold approach, average of signals squared for rms approach |
b1c46961 | 592 | |
afa4418c | 593 | if(useRMS){ |
594 | //Calculate the RMS | |
595 | if(averageValue>0){ | |
596 | fThresholdUsed =(Int_t)(TMath::Sqrt(averageValue)*nRMS); | |
597 | } | |
598 | else{ | |
599 | HLTFatal("average value in ZeroSuppression less than 0, investigation needed. This should never happen"); | |
600 | } | |
601 | } | |
602 | else{ | |
603 | fThresholdUsed = (Int_t)(averageValue + threshold); | |
604 | } | |
74b8bf74 | 605 | if (maxVal<fThresholdUsed) return; |
afa4418c | 606 | |
a74855c2 | 607 | // Do zero suppression on the adc values within [beginTime,endTime](add the good values) |
afa4418c | 608 | for(Int_t i=beginTime;i<endTime;i++){ |
609 | if(fDataSignals[i]>fThresholdUsed){ | |
afa4418c | 610 | Int_t firstSignalTime=i; |
611 | for(Int_t left=1;left<timebinsLeft;left++){//looking 5 to the left of the signal to add tail | |
a74855c2 | 612 | if(fDataSignals[i-left]-averageValue+valueUnderAverage>0 && i-left>=beginTime){ |
afa4418c | 613 | firstSignalTime--; |
b1c46961 | 614 | } |
afa4418c | 615 | else{ |
616 | break; | |
b1c46961 | 617 | } |
618 | } | |
afa4418c | 619 | Int_t lastSignalTime=i; |
a74855c2 | 620 | while(fDataSignals[lastSignalTime+1]>fThresholdUsed && lastSignalTime+1<endTime){ |
621 | lastSignalTime++; | |
622 | } | |
afa4418c | 623 | for(Int_t right=1;right<timebinsRight;right++){//looking 5 to the left of the signal to add tail |
624 | if(fDataSignals[i+right]-averageValue+valueUnderAverage>0&&i+right<endTime){ | |
625 | lastSignalTime++; | |
b1c46961 | 626 | } |
627 | else{ | |
afa4418c | 628 | break; |
629 | } | |
630 | } | |
a74855c2 | 631 | |
afa4418c | 632 | for(Int_t t=firstSignalTime;t<lastSignalTime;t++){ |
afa4418c | 633 | fDataSignals[t]=(AliHLTTPCSignal_t)(fDataSignals[t]-averageValue + valueUnderAverage); |
afa4418c | 634 | fSignalPositionArray[fSizeOfSignalPositionArray]=t; |
635 | fSizeOfSignalPositionArray++; | |
74b8bf74 | 636 | // Matthias Oct 10 2008: trying hard to make the code faster for the |
637 | // AltroChannelSelection. For that we only need to know there is data | |
638 | if (speedup) return; | |
b1c46961 | 639 | } |
afa4418c | 640 | i+=lastSignalTime; |
b1c46961 | 641 | } |
a74855c2 | 642 | } |
643 | //reset the rest of the data | |
644 | Int_t counterSize=fSizeOfSignalPositionArray; | |
645 | ||
646 | for(Int_t d=endTime;d>=beginTime;d--){ | |
647 | if(d==fSignalPositionArray[counterSize-1]&&counterSize-1>=0){ | |
648 | counterSize--; | |
649 | } | |
b1c46961 | 650 | else{ |
a74855c2 | 651 | fDataSignals[d]=-1; |
afa4418c | 652 | } |
b1c46961 | 653 | } |
a74855c2 | 654 | if(fDataSignals[beginTime+1]<1){ |
655 | fDataSignals[beginTime]=0; | |
656 | } | |
b1c46961 | 657 | } |
afa4418c | 658 | |
bd8210c3 | 659 | void AliHLTTPCPad::AddClusterCandidate(const AliHLTTPCClusters& candidate){ |
8252a538 | 660 | fClusterCandidates.push_back(candidate); |
661 | fUsedClusterCandidates.push_back(0); | |
662 | } | |
deba5d85 | 663 | |
bd8210c3 | 664 | void AliHLTTPCPad::AddCandidateDigits(const vector<AliHLTTPCDigitData>& candidateDigits){ |
deba5d85 | 665 | fCandidateDigitsVector.push_back(candidateDigits); |
666 | } | |
667 | ||
0f98f30d | 668 | vector<AliHLTTPCDigitData> *AliHLTTPCPad::GetCandidateDigits(Int_t candidateIndex){ |
1be5a40d | 669 | return (size_t(candidateIndex) < fCandidateDigitsVector.size()) ? &fCandidateDigitsVector.at(candidateIndex) :0; |
deba5d85 | 670 | } |