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1c53abe2 | 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 | ||
88cb7938 | 16 | /* $Id$ */ |
1c53abe2 | 17 | |
18 | //------------------------------------------------------- | |
19 | // Implementation of the TPC clusterer | |
20 | // | |
21 | // Origin: Marian Ivanov | |
22 | //------------------------------------------------------- | |
23 | ||
a1e17193 | 24 | #include "Riostream.h" |
25 | #include <TF1.h> | |
1c53abe2 | 26 | #include <TFile.h> |
a1e17193 | 27 | #include <TGraph.h> |
28 | #include <TH1F.h> | |
29 | #include <TObjArray.h> | |
30 | #include <TRandom.h> | |
31 | #include <TTree.h> | |
32 | #include <TTreeStream.h> | |
33 | #include <TVirtualFFT.h> | |
65c045f0 | 34 | |
1c53abe2 | 35 | #include "AliDigits.h" |
a1e17193 | 36 | #include "AliLoader.h" |
37 | #include "AliLog.h" | |
38 | #include "AliMathBase.h" | |
ef4ad662 | 39 | #include "AliRawEventHeaderBase.h" |
a1e17193 | 40 | #include "AliRawReader.h" |
f8aae377 | 41 | #include "AliRunLoader.h" |
a1e17193 | 42 | #include "AliSimDigits.h" |
13116aec | 43 | #include "AliTPCCalPad.h" |
44 | #include "AliTPCCalROC.h" | |
a1e17193 | 45 | #include "AliTPCClustersArray.h" |
46 | #include "AliTPCClustersRow.h" | |
47 | #include "AliTPCParam.h" | |
48 | #include "AliTPCRawStream.h" | |
49 | #include "AliTPCRecoParam.h" | |
50 | #include "AliTPCReconstructor.h" | |
51 | #include "AliTPCcalibDB.h" | |
52 | #include "AliTPCclusterInfo.h" | |
53 | #include "AliTPCclusterMI.h" | |
54 | #include "AliTPCclustererMI.h" | |
13116aec | 55 | |
1c53abe2 | 56 | ClassImp(AliTPCclustererMI) |
57 | ||
58 | ||
59 | ||
2f32844a | 60 | AliTPCclustererMI::AliTPCclustererMI(const AliTPCParam* par, const AliTPCRecoParam * recoParam): |
61 | fBins(0), | |
5b33a7f5 | 62 | fSigBins(0), |
63 | fNSigBins(0), | |
2f32844a | 64 | fLoop(0), |
65 | fMaxBin(0), | |
66 | fMaxTime(0), | |
67 | fMaxPad(0), | |
68 | fSector(-1), | |
69 | fRow(-1), | |
70 | fSign(0), | |
71 | fRx(0), | |
72 | fPadWidth(0), | |
73 | fPadLength(0), | |
74 | fZWidth(0), | |
75 | fPedSubtraction(kFALSE), | |
76 | fIsOldRCUFormat(kFALSE), | |
ef4ad662 | 77 | fEventHeader(0), |
78 | fTimeStamp(0), | |
79 | fEventType(0), | |
2f32844a | 80 | fInput(0), |
81 | fOutput(0), | |
82 | fRowCl(0), | |
83 | fRowDig(0), | |
84 | fParam(0), | |
85 | fNcluster(0), | |
86 | fAmplitudeHisto(0), | |
87 | fDebugStreamer(0), | |
03fe1804 | 88 | fRecoParam(0), |
7041b196 | 89 | fBDumpSignal(kFALSE), |
03fe1804 | 90 | fFFTr2c(0) |
1c53abe2 | 91 | { |
97f127bb | 92 | // |
93 | // COSNTRUCTOR | |
94 | // param - tpc parameters for given file | |
95 | // recoparam - reconstruction parameters | |
96 | // | |
22c352f8 | 97 | fIsOldRCUFormat = kFALSE; |
1c53abe2 | 98 | fInput =0; |
99 | fOutput=0; | |
f8aae377 | 100 | fParam = par; |
194b0609 | 101 | if (recoParam) { |
102 | fRecoParam = recoParam; | |
103 | }else{ | |
104 | //set default parameters if not specified | |
105 | fRecoParam = AliTPCReconstructor::GetRecoParam(); | |
106 | if (!fRecoParam) fRecoParam = AliTPCRecoParam::GetLowFluxParam(); | |
107 | } | |
65c045f0 | 108 | fDebugStreamer = new TTreeSRedirector("TPCsignal.root"); |
109 | fAmplitudeHisto = 0; | |
03fe1804 | 110 | Int_t nPoints = fRecoParam->GetLastBin()-fRecoParam->GetFirstBin(); |
111 | fFFTr2c = TVirtualFFT::FFT(1, &nPoints, "R2C K"); | |
65c045f0 | 112 | } |
e046d791 | 113 | //______________________________________________________________ |
114 | AliTPCclustererMI::AliTPCclustererMI(const AliTPCclustererMI ¶m) | |
115 | :TObject(param), | |
116 | fBins(0), | |
5b33a7f5 | 117 | fSigBins(0), |
118 | fNSigBins(0), | |
e046d791 | 119 | fLoop(0), |
120 | fMaxBin(0), | |
121 | fMaxTime(0), | |
122 | fMaxPad(0), | |
123 | fSector(-1), | |
124 | fRow(-1), | |
125 | fSign(0), | |
126 | fRx(0), | |
127 | fPadWidth(0), | |
128 | fPadLength(0), | |
129 | fZWidth(0), | |
130 | fPedSubtraction(kFALSE), | |
131 | fIsOldRCUFormat(kFALSE), | |
132 | fEventHeader(0), | |
133 | fTimeStamp(0), | |
134 | fEventType(0), | |
135 | fInput(0), | |
136 | fOutput(0), | |
137 | fRowCl(0), | |
138 | fRowDig(0), | |
139 | fParam(0), | |
140 | fNcluster(0), | |
141 | fAmplitudeHisto(0), | |
142 | fDebugStreamer(0), | |
5b33a7f5 | 143 | fRecoParam(0), |
144 | fBDumpSignal(kFALSE), | |
145 | fFFTr2c(0) | |
e046d791 | 146 | { |
147 | // | |
148 | // dummy | |
149 | // | |
150 | fMaxBin = param.fMaxBin; | |
151 | } | |
152 | //______________________________________________________________ | |
153 | AliTPCclustererMI & AliTPCclustererMI::operator =(const AliTPCclustererMI & param) | |
154 | { | |
155 | // | |
156 | // assignment operator - dummy | |
157 | // | |
158 | fMaxBin=param.fMaxBin; | |
159 | return (*this); | |
160 | } | |
161 | //______________________________________________________________ | |
65c045f0 | 162 | AliTPCclustererMI::~AliTPCclustererMI(){ |
163 | DumpHistos(); | |
164 | if (fAmplitudeHisto) delete fAmplitudeHisto; | |
165 | if (fDebugStreamer) delete fDebugStreamer; | |
1c53abe2 | 166 | } |
22c352f8 | 167 | |
1c53abe2 | 168 | void AliTPCclustererMI::SetInput(TTree * tree) |
169 | { | |
170 | // | |
171 | // set input tree with digits | |
172 | // | |
173 | fInput = tree; | |
174 | if (!fInput->GetBranch("Segment")){ | |
175 | cerr<<"AliTPC::Digits2Clusters(): no porper input tree !\n"; | |
176 | fInput=0; | |
177 | return; | |
178 | } | |
179 | } | |
180 | ||
181 | void AliTPCclustererMI::SetOutput(TTree * tree) | |
182 | { | |
183 | // | |
184 | // | |
185 | fOutput= tree; | |
186 | AliTPCClustersRow clrow; | |
187 | AliTPCClustersRow *pclrow=&clrow; | |
188 | clrow.SetClass("AliTPCclusterMI"); | |
189 | clrow.SetArray(1); // to make Clones array | |
190 | fOutput->Branch("Segment","AliTPCClustersRow",&pclrow,32000,200); | |
191 | } | |
192 | ||
193 | ||
194 | Float_t AliTPCclustererMI::GetSigmaY2(Int_t iz){ | |
195 | // sigma y2 = in digits - we don't know the angle | |
753797ce | 196 | Float_t z = iz*fParam->GetZWidth()+fParam->GetNTBinsL1()*fParam->GetZWidth(); |
1c53abe2 | 197 | Float_t sd2 = (z*fParam->GetDiffL()*fParam->GetDiffL())/ |
198 | (fPadWidth*fPadWidth); | |
199 | Float_t sres = 0.25; | |
200 | Float_t res = sd2+sres; | |
201 | return res; | |
202 | } | |
203 | ||
204 | ||
205 | Float_t AliTPCclustererMI::GetSigmaZ2(Int_t iz){ | |
206 | //sigma z2 = in digits - angle estimated supposing vertex constraint | |
753797ce | 207 | Float_t z = iz*fZWidth+fParam->GetNTBinsL1()*fParam->GetZWidth(); |
1c53abe2 | 208 | Float_t sd2 = (z*fParam->GetDiffL()*fParam->GetDiffL())/(fZWidth*fZWidth); |
a1ec4d07 | 209 | Float_t angular = fPadLength*(fParam->GetZLength(fSector)-z)/(fRx*fZWidth); |
1c53abe2 | 210 | angular*=angular; |
211 | angular/=12.; | |
212 | Float_t sres = fParam->GetZSigma()/fZWidth; | |
213 | sres *=sres; | |
214 | Float_t res = angular +sd2+sres; | |
215 | return res; | |
216 | } | |
217 | ||
13116aec | 218 | void AliTPCclustererMI::MakeCluster(Int_t k,Int_t max,Float_t *bins, UInt_t /*m*/, |
1c53abe2 | 219 | AliTPCclusterMI &c) |
220 | { | |
97f127bb | 221 | // |
222 | // k - Make cluster at position k | |
223 | // bins - 2 D array of signals mapped to 1 dimensional array - | |
224 | // max - the number of time bins er one dimension | |
225 | // c - refernce to cluster to be filled | |
226 | // | |
1c53abe2 | 227 | Int_t i0=k/max; //central pad |
228 | Int_t j0=k%max; //central time bin | |
229 | ||
230 | // set pointers to data | |
231 | //Int_t dummy[5] ={0,0,0,0,0}; | |
13116aec | 232 | Float_t * matrix[5]; //5x5 matrix with digits - indexing i = 0 ..4 j = -2..2 |
1c53abe2 | 233 | for (Int_t di=-2;di<=2;di++){ |
234 | matrix[di+2] = &bins[k+di*max]; | |
1c53abe2 | 235 | } |
236 | //build matrix with virtual charge | |
237 | Float_t sigmay2= GetSigmaY2(j0); | |
238 | Float_t sigmaz2= GetSigmaZ2(j0); | |
239 | ||
240 | Float_t vmatrix[5][5]; | |
241 | vmatrix[2][2] = matrix[2][0]; | |
242 | c.SetType(0); | |
6c024a0e | 243 | c.SetMax((UShort_t)(vmatrix[2][2])); // write maximal amplitude |
1c53abe2 | 244 | for (Int_t di =-1;di <=1;di++) |
245 | for (Int_t dj =-1;dj <=1;dj++){ | |
246 | Float_t amp = matrix[di+2][dj]; | |
247 | if ( (amp<2) && (fLoop<2)){ | |
248 | // if under threshold - calculate virtual charge | |
249 | Float_t ratio = TMath::Exp(-1.2*TMath::Abs(di)/sigmay2)*TMath::Exp(-1.2*TMath::Abs(dj)/sigmaz2); | |
250 | amp = ((matrix[2][0]-2)*(matrix[2][0]-2)/(matrix[-di+2][-dj]+2))*ratio; | |
251 | if (amp>2) amp = 2; | |
252 | vmatrix[2+di][2+dj]=amp; | |
253 | vmatrix[2+2*di][2+2*dj]=0; | |
254 | if ( (di*dj)!=0){ | |
255 | //DIAGONAL ELEMENTS | |
256 | vmatrix[2+2*di][2+dj] =0; | |
257 | vmatrix[2+di][2+2*dj] =0; | |
258 | } | |
259 | continue; | |
260 | } | |
261 | if (amp<4){ | |
262 | //if small amplitude - below 2 x threshold - don't consider other one | |
263 | vmatrix[2+di][2+dj]=amp; | |
264 | vmatrix[2+2*di][2+2*dj]=0; // don't take to the account next bin | |
265 | if ( (di*dj)!=0){ | |
266 | //DIAGONAL ELEMENTS | |
267 | vmatrix[2+2*di][2+dj] =0; | |
268 | vmatrix[2+di][2+2*dj] =0; | |
269 | } | |
270 | continue; | |
271 | } | |
272 | //if bigger then take everything | |
273 | vmatrix[2+di][2+dj]=amp; | |
274 | vmatrix[2+2*di][2+2*dj]= matrix[2*di+2][2*dj] ; | |
275 | if ( (di*dj)!=0){ | |
276 | //DIAGONAL ELEMENTS | |
277 | vmatrix[2+2*di][2+dj] = matrix[2*di+2][dj]; | |
278 | vmatrix[2+di][2+2*dj] = matrix[2+di][dj*2]; | |
279 | } | |
280 | } | |
281 | ||
282 | ||
283 | ||
284 | Float_t sumw=0; | |
285 | Float_t sumiw=0; | |
286 | Float_t sumi2w=0; | |
287 | Float_t sumjw=0; | |
288 | Float_t sumj2w=0; | |
289 | // | |
290 | for (Int_t i=-2;i<=2;i++) | |
291 | for (Int_t j=-2;j<=2;j++){ | |
292 | Float_t amp = vmatrix[i+2][j+2]; | |
293 | ||
294 | sumw += amp; | |
295 | sumiw += i*amp; | |
296 | sumi2w += i*i*amp; | |
297 | sumjw += j*amp; | |
298 | sumj2w += j*j*amp; | |
299 | } | |
300 | // | |
301 | Float_t meani = sumiw/sumw; | |
302 | Float_t mi2 = sumi2w/sumw-meani*meani; | |
303 | Float_t meanj = sumjw/sumw; | |
304 | Float_t mj2 = sumj2w/sumw-meanj*meanj; | |
305 | // | |
306 | Float_t ry = mi2/sigmay2; | |
307 | Float_t rz = mj2/sigmaz2; | |
308 | ||
309 | // | |
310 | if ( ( (ry<0.6) || (rz<0.6) ) && fLoop==2) return; | |
194b0609 | 311 | if ( (ry <1.2) && (rz<1.2) || (!fRecoParam->GetDoUnfold())) { |
312 | // | |
313 | //if cluster looks like expected or Unfolding not switched on | |
314 | //standard COG is used | |
1c53abe2 | 315 | //+1.2 deviation from expected sigma accepted |
316 | // c.fMax = FitMax(vmatrix,meani,meanj,TMath::Sqrt(sigmay2),TMath::Sqrt(sigmaz2)); | |
317 | ||
318 | meani +=i0; | |
319 | meanj +=j0; | |
320 | //set cluster parameters | |
321 | c.SetQ(sumw); | |
322 | c.SetY(meani*fPadWidth); | |
323 | c.SetZ(meanj*fZWidth); | |
03fe1804 | 324 | c.SetPad(meani); |
325 | c.SetTimeBin(meanj); | |
1c53abe2 | 326 | c.SetSigmaY2(mi2); |
327 | c.SetSigmaZ2(mj2); | |
03fe1804 | 328 | AddCluster(c,(Float_t*)vmatrix,k); |
940ed1f0 | 329 | |
1c53abe2 | 330 | return; |
331 | } | |
332 | // | |
333 | //unfolding when neccessary | |
334 | // | |
335 | ||
13116aec | 336 | Float_t * matrix2[7]; //7x7 matrix with digits - indexing i = 0 ..6 j = -3..3 |
337 | Float_t dummy[7]={0,0,0,0,0,0}; | |
1c53abe2 | 338 | for (Int_t di=-3;di<=3;di++){ |
339 | matrix2[di+3] = &bins[k+di*max]; | |
340 | if ((k+di*max)<3) matrix2[di+3] = &dummy[3]; | |
341 | if ((k+di*max)>fMaxBin-3) matrix2[di+3] = &dummy[3]; | |
342 | } | |
343 | Float_t vmatrix2[5][5]; | |
344 | Float_t sumu; | |
345 | Float_t overlap; | |
346 | UnfoldCluster(matrix2,vmatrix2,meani,meanj,sumu,overlap); | |
347 | // | |
348 | // c.fMax = FitMax(vmatrix2,meani,meanj,TMath::Sqrt(sigmay2),TMath::Sqrt(sigmaz2)); | |
349 | meani +=i0; | |
350 | meanj +=j0; | |
351 | //set cluster parameters | |
352 | c.SetQ(sumu); | |
353 | c.SetY(meani*fPadWidth); | |
354 | c.SetZ(meanj*fZWidth); | |
03fe1804 | 355 | c.SetPad(meani); |
356 | c.SetTimeBin(meanj); | |
1c53abe2 | 357 | c.SetSigmaY2(mi2); |
358 | c.SetSigmaZ2(mj2); | |
359 | c.SetType(Char_t(overlap)+1); | |
03fe1804 | 360 | AddCluster(c,(Float_t*)vmatrix,k); |
1c53abe2 | 361 | |
362 | //unfolding 2 | |
363 | meani-=i0; | |
364 | meanj-=j0; | |
365 | if (gDebug>4) | |
366 | printf("%f\t%f\n", vmatrix2[2][2], vmatrix[2][2]); | |
367 | } | |
368 | ||
369 | ||
370 | ||
13116aec | 371 | void AliTPCclustererMI::UnfoldCluster(Float_t * matrix2[7], Float_t recmatrix[5][5], Float_t & meani, Float_t & meanj, |
1c53abe2 | 372 | Float_t & sumu, Float_t & overlap ) |
373 | { | |
374 | // | |
375 | //unfold cluster from input matrix | |
376 | //data corresponding to cluster writen in recmatrix | |
377 | //output meani and meanj | |
378 | ||
379 | //take separatelly y and z | |
380 | ||
381 | Float_t sum3i[7] = {0,0,0,0,0,0,0}; | |
382 | Float_t sum3j[7] = {0,0,0,0,0,0,0}; | |
383 | ||
384 | for (Int_t k =0;k<7;k++) | |
385 | for (Int_t l = -1; l<=1;l++){ | |
386 | sum3i[k]+=matrix2[k][l]; | |
387 | sum3j[k]+=matrix2[l+3][k-3]; | |
388 | } | |
389 | Float_t mratio[3][3]={{1,1,1},{1,1,1},{1,1,1}}; | |
390 | // | |
391 | //unfold y | |
392 | Float_t sum3wi = 0; //charge minus overlap | |
393 | Float_t sum3wio = 0; //full charge | |
394 | Float_t sum3iw = 0; //sum for mean value | |
395 | for (Int_t dk=-1;dk<=1;dk++){ | |
396 | sum3wio+=sum3i[dk+3]; | |
397 | if (dk==0){ | |
398 | sum3wi+=sum3i[dk+3]; | |
399 | } | |
400 | else{ | |
401 | Float_t ratio =1; | |
402 | if ( ( ((sum3i[dk+3]+3)/(sum3i[3]-3))+1 < (sum3i[2*dk+3]-3)/(sum3i[dk+3]+3))|| | |
403 | sum3i[dk+3]<=sum3i[2*dk+3] && sum3i[dk+3]>2 ){ | |
404 | Float_t xm2 = sum3i[-dk+3]; | |
405 | Float_t xm1 = sum3i[+3]; | |
406 | Float_t x1 = sum3i[2*dk+3]; | |
407 | Float_t x2 = sum3i[3*dk+3]; | |
cc5e9db0 | 408 | Float_t w11 = TMath::Max((Float_t)(4.*xm1-xm2),(Float_t)0.000001); |
409 | Float_t w12 = TMath::Max((Float_t)(4 *x1 -x2),(Float_t)0.); | |
1c53abe2 | 410 | ratio = w11/(w11+w12); |
411 | for (Int_t dl=-1;dl<=1;dl++) | |
412 | mratio[dk+1][dl+1] *= ratio; | |
413 | } | |
414 | Float_t amp = sum3i[dk+3]*ratio; | |
415 | sum3wi+=amp; | |
416 | sum3iw+= dk*amp; | |
417 | } | |
418 | } | |
419 | meani = sum3iw/sum3wi; | |
420 | Float_t overlapi = (sum3wio-sum3wi)/sum3wio; | |
421 | ||
422 | ||
423 | ||
424 | //unfold z | |
425 | Float_t sum3wj = 0; //charge minus overlap | |
426 | Float_t sum3wjo = 0; //full charge | |
427 | Float_t sum3jw = 0; //sum for mean value | |
428 | for (Int_t dk=-1;dk<=1;dk++){ | |
429 | sum3wjo+=sum3j[dk+3]; | |
430 | if (dk==0){ | |
431 | sum3wj+=sum3j[dk+3]; | |
432 | } | |
433 | else{ | |
434 | Float_t ratio =1; | |
435 | if ( ( ((sum3j[dk+3]+3)/(sum3j[3]-3))+1 < (sum3j[2*dk+3]-3)/(sum3j[dk+3]+3)) || | |
436 | (sum3j[dk+3]<=sum3j[2*dk+3] && sum3j[dk+3]>2)){ | |
437 | Float_t xm2 = sum3j[-dk+3]; | |
438 | Float_t xm1 = sum3j[+3]; | |
439 | Float_t x1 = sum3j[2*dk+3]; | |
440 | Float_t x2 = sum3j[3*dk+3]; | |
cc5e9db0 | 441 | Float_t w11 = TMath::Max((Float_t)(4.*xm1-xm2),(Float_t)0.000001); |
442 | Float_t w12 = TMath::Max((Float_t)(4 *x1 -x2),(Float_t)0.); | |
1c53abe2 | 443 | ratio = w11/(w11+w12); |
444 | for (Int_t dl=-1;dl<=1;dl++) | |
445 | mratio[dl+1][dk+1] *= ratio; | |
446 | } | |
447 | Float_t amp = sum3j[dk+3]*ratio; | |
448 | sum3wj+=amp; | |
449 | sum3jw+= dk*amp; | |
450 | } | |
451 | } | |
452 | meanj = sum3jw/sum3wj; | |
453 | Float_t overlapj = (sum3wjo-sum3wj)/sum3wjo; | |
454 | overlap = Int_t(100*TMath::Max(overlapi,overlapj)+3); | |
455 | sumu = (sum3wj+sum3wi)/2.; | |
456 | ||
457 | if (overlap ==3) { | |
458 | //if not overlap detected remove everything | |
459 | for (Int_t di =-2; di<=2;di++) | |
460 | for (Int_t dj =-2; dj<=2;dj++){ | |
461 | recmatrix[di+2][dj+2] = matrix2[3+di][dj]; | |
462 | } | |
463 | } | |
464 | else{ | |
465 | for (Int_t di =-1; di<=1;di++) | |
466 | for (Int_t dj =-1; dj<=1;dj++){ | |
467 | Float_t ratio =1; | |
468 | if (mratio[di+1][dj+1]==1){ | |
469 | recmatrix[di+2][dj+2] = matrix2[3+di][dj]; | |
470 | if (TMath::Abs(di)+TMath::Abs(dj)>1){ | |
471 | recmatrix[2*di+2][dj+2] = matrix2[3+2*di][dj]; | |
472 | recmatrix[di+2][2*dj+2] = matrix2[3+di][2*dj]; | |
473 | } | |
474 | recmatrix[2*di+2][2*dj+2] = matrix2[3+2*di][2*dj]; | |
475 | } | |
476 | else | |
477 | { | |
478 | //if we have overlap in direction | |
479 | recmatrix[di+2][dj+2] = mratio[di+1][dj+1]* matrix2[3+di][dj]; | |
480 | if (TMath::Abs(di)+TMath::Abs(dj)>1){ | |
cc5e9db0 | 481 | ratio = TMath::Min((Float_t)(recmatrix[di+2][dj+2]/(matrix2[3+0*di][1*dj]+1)),(Float_t)1.); |
1c53abe2 | 482 | recmatrix[2*di+2][dj+2] = ratio*recmatrix[di+2][dj+2]; |
483 | // | |
cc5e9db0 | 484 | ratio = TMath::Min((Float_t)(recmatrix[di+2][dj+2]/(matrix2[3+1*di][0*dj]+1)),(Float_t)1.); |
1c53abe2 | 485 | recmatrix[di+2][2*dj+2] = ratio*recmatrix[di+2][dj+2]; |
486 | } | |
487 | else{ | |
488 | ratio = recmatrix[di+2][dj+2]/matrix2[3][0]; | |
489 | recmatrix[2*di+2][2*dj+2] = ratio*recmatrix[di+2][dj+2]; | |
490 | } | |
491 | } | |
492 | } | |
493 | } | |
494 | if (gDebug>4) | |
495 | printf("%f\n", recmatrix[2][2]); | |
496 | ||
497 | } | |
498 | ||
499 | Float_t AliTPCclustererMI::FitMax(Float_t vmatrix[5][5], Float_t y, Float_t z, Float_t sigmay, Float_t sigmaz) | |
500 | { | |
501 | // | |
502 | // estimate max | |
503 | Float_t sumteor= 0; | |
504 | Float_t sumamp = 0; | |
505 | ||
506 | for (Int_t di = -1;di<=1;di++) | |
507 | for (Int_t dj = -1;dj<=1;dj++){ | |
508 | if (vmatrix[2+di][2+dj]>2){ | |
509 | Float_t teor = TMath::Gaus(di,y,sigmay*1.2)*TMath::Gaus(dj,z,sigmaz*1.2); | |
510 | sumteor += teor*vmatrix[2+di][2+dj]; | |
511 | sumamp += vmatrix[2+di][2+dj]*vmatrix[2+di][2+dj]; | |
512 | } | |
513 | } | |
514 | Float_t max = sumamp/sumteor; | |
515 | return max; | |
516 | } | |
517 | ||
03fe1804 | 518 | void AliTPCclustererMI::AddCluster(AliTPCclusterMI &c, Float_t * matrix, Int_t pos){ |
1c53abe2 | 519 | // |
520 | // transform cluster to the global coordinata | |
521 | // add the cluster to the array | |
522 | // | |
523 | Float_t meani = c.GetY()/fPadWidth; | |
524 | Float_t meanj = c.GetZ()/fZWidth; | |
525 | ||
526 | Int_t ki = TMath::Nint(meani-3); | |
527 | if (ki<0) ki=0; | |
528 | if (ki>=fMaxPad) ki = fMaxPad-1; | |
529 | Int_t kj = TMath::Nint(meanj-3); | |
530 | if (kj<0) kj=0; | |
531 | if (kj>=fMaxTime-3) kj=fMaxTime-4; | |
532 | // ki and kj shifted to "real" coordinata | |
f8aae377 | 533 | if (fRowDig) { |
534 | c.SetLabel(fRowDig->GetTrackIDFast(kj,ki,0)-2,0); | |
535 | c.SetLabel(fRowDig->GetTrackIDFast(kj,ki,1)-2,1); | |
536 | c.SetLabel(fRowDig->GetTrackIDFast(kj,ki,2)-2,2); | |
537 | } | |
1c53abe2 | 538 | |
539 | ||
540 | Float_t s2 = c.GetSigmaY2(); | |
541 | Float_t w=fParam->GetPadPitchWidth(fSector); | |
542 | ||
543 | c.SetSigmaY2(s2*w*w); | |
544 | s2 = c.GetSigmaZ2(); | |
545 | w=fZWidth; | |
546 | c.SetSigmaZ2(s2*w*w); | |
547 | c.SetY((meani - 2.5 - 0.5*fMaxPad)*fParam->GetPadPitchWidth(fSector)); | |
adefcaa6 | 548 | if (!fRecoParam->GetBYMirror()){ |
549 | if (fSector%36>17){ | |
550 | c.SetY(-(meani - 2.5 - 0.5*fMaxPad)*fParam->GetPadPitchWidth(fSector)); | |
551 | } | |
552 | } | |
1c53abe2 | 553 | c.SetZ(fZWidth*(meanj-3)); |
753797ce | 554 | c.SetZ(c.GetZ() - 3.*fParam->GetZSigma() + fParam->GetNTBinsL1()*fParam->GetZWidth()); // PASA delay + L1 delay |
a1ec4d07 | 555 | c.SetZ(fSign*(fParam->GetZLength(fSector) - c.GetZ())); |
508541c7 | 556 | c.SetX(fRx); |
557 | c.SetDetector(fSector); | |
558 | c.SetRow(fRow); | |
559 | ||
1c53abe2 | 560 | if (ki<=1 || ki>=fMaxPad-1 || kj==1 || kj==fMaxTime-2) { |
561 | //c.SetSigmaY2(c.GetSigmaY2()*25.); | |
562 | //c.SetSigmaZ2(c.GetSigmaZ2()*4.); | |
563 | c.SetType(-(c.GetType()+3)); //edge clusters | |
564 | } | |
565 | if (fLoop==2) c.SetType(100); | |
566 | ||
567 | TClonesArray * arr = fRowCl->GetArray(); | |
03fe1804 | 568 | AliTPCclusterMI * cl = new ((*arr)[fNcluster]) AliTPCclusterMI(c); |
b127a65f | 569 | if (fRecoParam->DumpSignal() &&matrix ) { |
03fe1804 | 570 | Int_t nbins=0; |
571 | Float_t *graph =0; | |
7041b196 | 572 | if (fRecoParam->GetCalcPedestal() && cl->GetMax()>fRecoParam->GetDumpAmplitudeMin() &&fBDumpSignal){ |
03fe1804 | 573 | nbins = fMaxTime; |
574 | graph = &(fBins[fMaxTime*(pos/fMaxTime)]); | |
575 | } | |
576 | AliTPCclusterInfo * info = new AliTPCclusterInfo(matrix,nbins,graph); | |
577 | cl->SetInfo(info); | |
578 | } | |
b127a65f | 579 | if (!fRecoParam->DumpSignal()) { |
580 | cl->SetInfo(0); | |
581 | } | |
1c53abe2 | 582 | |
583 | fNcluster++; | |
584 | } | |
585 | ||
586 | ||
587 | //_____________________________________________________________________________ | |
f8aae377 | 588 | void AliTPCclustererMI::Digits2Clusters() |
1c53abe2 | 589 | { |
590 | //----------------------------------------------------------------- | |
591 | // This is a simple cluster finder. | |
592 | //----------------------------------------------------------------- | |
1c53abe2 | 593 | |
f8aae377 | 594 | if (!fInput) { |
595 | Error("Digits2Clusters", "input tree not initialised"); | |
1c53abe2 | 596 | return; |
597 | } | |
598 | ||
f8aae377 | 599 | if (!fOutput) { |
600 | Error("Digits2Clusters", "output tree not initialised"); | |
601 | return; | |
1c53abe2 | 602 | } |
603 | ||
13116aec | 604 | AliTPCCalPad * gainTPC = AliTPCcalibDB::Instance()->GetPadGainFactor(); |
940ed1f0 | 605 | AliTPCCalPad * noiseTPC = AliTPCcalibDB::Instance()->GetPadNoise(); |
13116aec | 606 | |
1c53abe2 | 607 | AliSimDigits digarr, *dummy=&digarr; |
608 | fRowDig = dummy; | |
609 | fInput->GetBranch("Segment")->SetAddress(&dummy); | |
610 | Stat_t nentries = fInput->GetEntries(); | |
611 | ||
f8aae377 | 612 | fMaxTime=fParam->GetMaxTBin()+6; // add 3 virtual time bins before and 3 after |
1c53abe2 | 613 | |
1c53abe2 | 614 | Int_t nclusters = 0; |
13116aec | 615 | |
1c53abe2 | 616 | for (Int_t n=0; n<nentries; n++) { |
617 | fInput->GetEvent(n); | |
508541c7 | 618 | if (!fParam->AdjustSectorRow(digarr.GetID(),fSector,fRow)) { |
1c53abe2 | 619 | cerr<<"AliTPC warning: invalid segment ID ! "<<digarr.GetID()<<endl; |
620 | continue; | |
621 | } | |
508541c7 | 622 | Int_t row = fRow; |
13116aec | 623 | AliTPCCalROC * gainROC = gainTPC->GetCalROC(fSector); // pad gains per given sector |
940ed1f0 | 624 | AliTPCCalROC * noiseROC = noiseTPC->GetCalROC(fSector); // noise per given sector |
13116aec | 625 | // |
1c53abe2 | 626 | AliTPCClustersRow *clrow= new AliTPCClustersRow(); |
627 | fRowCl = clrow; | |
628 | clrow->SetClass("AliTPCclusterMI"); | |
629 | clrow->SetArray(1); | |
630 | ||
631 | clrow->SetID(digarr.GetID()); | |
632 | fOutput->GetBranch("Segment")->SetAddress(&clrow); | |
f8aae377 | 633 | fRx=fParam->GetPadRowRadii(fSector,row); |
1c53abe2 | 634 | |
635 | ||
f8aae377 | 636 | const Int_t kNIS=fParam->GetNInnerSector(), kNOS=fParam->GetNOuterSector(); |
1c53abe2 | 637 | fZWidth = fParam->GetZWidth(); |
638 | if (fSector < kNIS) { | |
f8aae377 | 639 | fMaxPad = fParam->GetNPadsLow(row); |
1c53abe2 | 640 | fSign = (fSector < kNIS/2) ? 1 : -1; |
f8aae377 | 641 | fPadLength = fParam->GetPadPitchLength(fSector,row); |
642 | fPadWidth = fParam->GetPadPitchWidth(); | |
1c53abe2 | 643 | } else { |
f8aae377 | 644 | fMaxPad = fParam->GetNPadsUp(row); |
1c53abe2 | 645 | fSign = ((fSector-kNIS) < kNOS/2) ? 1 : -1; |
f8aae377 | 646 | fPadLength = fParam->GetPadPitchLength(fSector,row); |
647 | fPadWidth = fParam->GetPadPitchWidth(); | |
1c53abe2 | 648 | } |
649 | ||
650 | ||
651 | fMaxBin=fMaxTime*(fMaxPad+6); // add 3 virtual pads before and 3 after | |
13116aec | 652 | fBins =new Float_t[fMaxBin]; |
5b33a7f5 | 653 | fSigBins =new Int_t[fMaxBin]; |
654 | fNSigBins = 0; | |
13116aec | 655 | memset(fBins,0,sizeof(Float_t)*fMaxBin); |
1c53abe2 | 656 | |
657 | if (digarr.First()) //MI change | |
658 | do { | |
13116aec | 659 | Float_t dig=digarr.CurrentDigit(); |
f8aae377 | 660 | if (dig<=fParam->GetZeroSup()) continue; |
1c53abe2 | 661 | Int_t j=digarr.CurrentRow()+3, i=digarr.CurrentColumn()+3; |
9d4f75a9 | 662 | Float_t gain = gainROC->GetValue(row,digarr.CurrentColumn()); |
5b33a7f5 | 663 | Int_t bin = i*fMaxTime+j; |
664 | fBins[bin]=dig/gain; | |
665 | fSigBins[fNSigBins++]=bin; | |
1c53abe2 | 666 | } while (digarr.Next()); |
667 | digarr.ExpandTrackBuffer(); | |
668 | ||
940ed1f0 | 669 | FindClusters(noiseROC); |
8569a2b0 | 670 | |
671 | fOutput->Fill(); | |
88cb7938 | 672 | delete clrow; |
673 | nclusters+=fNcluster; | |
5b33a7f5 | 674 | delete[] fBins; |
675 | delete[] fSigBins; | |
88cb7938 | 676 | } |
f8aae377 | 677 | |
19dd5b2f | 678 | Info("Digits2Clusters", "Number of found clusters : %d", nclusters); |
f8aae377 | 679 | } |
680 | ||
681 | void AliTPCclustererMI::Digits2Clusters(AliRawReader* rawReader) | |
682 | { | |
683 | //----------------------------------------------------------------- | |
22c352f8 | 684 | // This is a cluster finder for the TPC raw data. |
685 | // The method assumes NO ordering of the altro channels. | |
686 | // The pedestal subtraction can be switched on and off | |
687 | // using an option of the TPC reconstructor | |
f8aae377 | 688 | //----------------------------------------------------------------- |
689 | ||
690 | if (!fOutput) { | |
691 | Error("Digits2Clusters", "output tree not initialised"); | |
692 | return; | |
693 | } | |
694 | ||
f8aae377 | 695 | fRowDig = NULL; |
adefcaa6 | 696 | AliTPCROC * roc = AliTPCROC::Instance(); |
22c352f8 | 697 | AliTPCCalPad * gainTPC = AliTPCcalibDB::Instance()->GetPadGainFactor(); |
940ed1f0 | 698 | AliTPCCalPad * pedestalTPC = AliTPCcalibDB::Instance()->GetPedestals(); |
699 | AliTPCCalPad * noiseTPC = AliTPCcalibDB::Instance()->GetPadNoise(); | |
adefcaa6 | 700 | AliTPCRawStream input(rawReader); |
ef4ad662 | 701 | fEventHeader = (AliRawEventHeaderBase*)rawReader->GetEventHeader(); |
702 | if (fEventHeader){ | |
703 | fTimeStamp = fEventHeader->Get("Timestamp"); | |
704 | fEventType = fEventHeader->Get("Type"); | |
705 | } | |
706 | ||
22c352f8 | 707 | |
f8aae377 | 708 | Int_t nclusters = 0; |
88cb7938 | 709 | |
f8aae377 | 710 | fMaxTime = fParam->GetMaxTBin() + 6; // add 3 virtual time bins before and 3 after |
711 | const Int_t kNIS = fParam->GetNInnerSector(); | |
712 | const Int_t kNOS = fParam->GetNOuterSector(); | |
713 | const Int_t kNS = kNIS + kNOS; | |
714 | fZWidth = fParam->GetZWidth(); | |
715 | Int_t zeroSup = fParam->GetZeroSup(); | |
adefcaa6 | 716 | // |
717 | //alocate memory for sector - maximal case | |
718 | // | |
22c352f8 | 719 | Float_t** allBins = NULL; |
5b33a7f5 | 720 | Int_t** allSigBins = NULL; |
721 | Int_t* allNSigBins = NULL; | |
adefcaa6 | 722 | Int_t nRowsMax = roc->GetNRows(roc->GetNSector()-1); |
723 | Int_t nPadsMax = roc->GetNPads(roc->GetNSector()-1,nRowsMax-1); | |
724 | allBins = new Float_t*[nRowsMax]; | |
5b33a7f5 | 725 | allSigBins = new Int_t*[nRowsMax]; |
726 | allNSigBins = new Int_t[nRowsMax]; | |
adefcaa6 | 727 | for (Int_t iRow = 0; iRow < nRowsMax; iRow++) { |
728 | // | |
729 | Int_t maxBin = fMaxTime*(nPadsMax+6); // add 3 virtual pads before and 3 after | |
730 | allBins[iRow] = new Float_t[maxBin]; | |
adefcaa6 | 731 | memset(allBins[iRow],0,sizeof(Float_t)*maxBin); |
5b33a7f5 | 732 | allSigBins[iRow] = new Int_t[maxBin]; |
733 | allNSigBins[iRow]=0; | |
adefcaa6 | 734 | } |
735 | // | |
22c352f8 | 736 | // Loop over sectors |
adefcaa6 | 737 | // |
22c352f8 | 738 | for(fSector = 0; fSector < kNS; fSector++) { |
f8aae377 | 739 | |
940ed1f0 | 740 | AliTPCCalROC * gainROC = gainTPC->GetCalROC(fSector); // pad gains per given sector |
741 | AliTPCCalROC * pedestalROC = pedestalTPC->GetCalROC(fSector); // pedestal per given sector | |
742 | AliTPCCalROC * noiseROC = noiseTPC->GetCalROC(fSector); // noise per given sector | |
22c352f8 | 743 | |
744 | Int_t nRows = 0; | |
745 | Int_t nDDLs = 0, indexDDL = 0; | |
746 | if (fSector < kNIS) { | |
747 | nRows = fParam->GetNRowLow(); | |
748 | fSign = (fSector < kNIS/2) ? 1 : -1; | |
749 | nDDLs = 2; | |
750 | indexDDL = fSector * 2; | |
751 | } | |
752 | else { | |
753 | nRows = fParam->GetNRowUp(); | |
754 | fSign = ((fSector-kNIS) < kNOS/2) ? 1 : -1; | |
755 | nDDLs = 4; | |
756 | indexDDL = (fSector-kNIS) * 4 + kNIS * 2; | |
757 | } | |
758 | ||
22c352f8 | 759 | for (Int_t iRow = 0; iRow < nRows; iRow++) { |
760 | Int_t maxPad; | |
761 | if (fSector < kNIS) | |
762 | maxPad = fParam->GetNPadsLow(iRow); | |
763 | else | |
764 | maxPad = fParam->GetNPadsUp(iRow); | |
765 | ||
766 | Int_t maxBin = fMaxTime*(maxPad+6); // add 3 virtual pads before and 3 after | |
22c352f8 | 767 | memset(allBins[iRow],0,sizeof(Float_t)*maxBin); |
5b33a7f5 | 768 | allNSigBins[iRow] = 0; |
22c352f8 | 769 | } |
770 | ||
771 | // Loas the raw data for corresponding DDLs | |
772 | rawReader->Reset(); | |
22c352f8 | 773 | input.SetOldRCUFormat(fIsOldRCUFormat); |
362c9d61 | 774 | rawReader->Select("TPC",indexDDL,indexDDL+nDDLs-1); |
adefcaa6 | 775 | Int_t digCounter=0; |
22c352f8 | 776 | // Begin loop over altro data |
adefcaa6 | 777 | Bool_t calcPedestal = fRecoParam->GetCalcPedestal(); |
778 | Float_t gain =1; | |
779 | Int_t lastPad=-1; | |
22c352f8 | 780 | while (input.Next()) { |
adefcaa6 | 781 | digCounter++; |
22c352f8 | 782 | if (input.GetSector() != fSector) |
783 | AliFatal(Form("Sector index mismatch ! Expected (%d), but got (%d) !",fSector,input.GetSector())); | |
784 | ||
22c352f8 | 785 | |
786 | Int_t iRow = input.GetRow(); | |
787 | if (iRow < 0 || iRow >= nRows) | |
788 | AliFatal(Form("Pad-row index (%d) outside the range (%d -> %d) !", | |
789 | iRow, 0, nRows -1)); | |
adefcaa6 | 790 | //pad |
791 | Int_t iPad = input.GetPad(); | |
792 | if (iPad < 0 || iPad >= nPadsMax) | |
22c352f8 | 793 | AliFatal(Form("Pad index (%d) outside the range (%d -> %d) !", |
adefcaa6 | 794 | iPad, 0, nPadsMax-1)); |
795 | if (iPad!=lastPad){ | |
796 | gain = gainROC->GetValue(iRow,iPad); | |
797 | lastPad = iPad; | |
798 | } | |
799 | iPad+=3; | |
800 | //time | |
801 | Int_t iTimeBin = input.GetTime(); | |
802 | if ( iTimeBin < 0 || iTimeBin >= fParam->GetMaxTBin()) | |
22c352f8 | 803 | AliFatal(Form("Timebin index (%d) outside the range (%d -> %d) !", |
adefcaa6 | 804 | iTimeBin, 0, iTimeBin -1)); |
805 | iTimeBin+=3; | |
806 | //signal | |
22c352f8 | 807 | Float_t signal = input.GetSignal(); |
adefcaa6 | 808 | if (!calcPedestal && signal <= zeroSup) continue; |
940ed1f0 | 809 | if (!calcPedestal) { |
5b33a7f5 | 810 | Int_t bin = iPad*fMaxTime+iTimeBin; |
811 | allBins[iRow][bin] = signal/gain; | |
812 | allSigBins[iRow][allNSigBins[iRow]++] = bin; | |
940ed1f0 | 813 | }else{ |
814 | allBins[iRow][iPad*fMaxTime+iTimeBin] = signal; | |
815 | } | |
816 | allBins[iRow][iPad*fMaxTime+0]=1.; // pad with signal | |
22c352f8 | 817 | } // End of the loop over altro data |
adefcaa6 | 818 | // |
819 | // | |
22c352f8 | 820 | // Now loop over rows and perform pedestal subtraction |
adefcaa6 | 821 | if (digCounter==0) continue; |
194b0609 | 822 | // if (fPedSubtraction) { |
adefcaa6 | 823 | if (calcPedestal) { |
22c352f8 | 824 | for (Int_t iRow = 0; iRow < nRows; iRow++) { |
825 | Int_t maxPad; | |
826 | if (fSector < kNIS) | |
827 | maxPad = fParam->GetNPadsLow(iRow); | |
828 | else | |
829 | maxPad = fParam->GetNPadsUp(iRow); | |
830 | ||
940ed1f0 | 831 | for (Int_t iPad = 3; iPad < maxPad + 3; iPad++) { |
832 | if (allBins[iRow][iPad*fMaxTime+0] <1 ) continue; // no data | |
22c352f8 | 833 | Float_t *p = &allBins[iRow][iPad*fMaxTime+3]; |
65c045f0 | 834 | //Float_t pedestal = TMath::Median(fMaxTime, p); |
835 | Int_t id[3] = {fSector, iRow, iPad-3}; | |
940ed1f0 | 836 | // calib values |
837 | Double_t rmsCalib= noiseROC->GetValue(iRow,iPad-3); | |
838 | Double_t pedestalCalib = pedestalROC->GetValue(iRow,iPad-3); | |
839 | Double_t rmsEvent = rmsCalib; | |
840 | Double_t pedestalEvent = pedestalCalib; | |
841 | ProcesSignal(p, fMaxTime, id, rmsEvent, pedestalEvent); | |
842 | if (rmsEvent<rmsCalib) rmsEvent = rmsCalib; // take worst scenario | |
843 | if (TMath::Abs(pedestalEvent-pedestalCalib)<1.0) pedestalEvent = pedestalCalib; | |
844 | ||
845 | // | |
22c352f8 | 846 | for (Int_t iTimeBin = 0; iTimeBin < fMaxTime; iTimeBin++) { |
5b33a7f5 | 847 | Int_t bin = iPad*fMaxTime+iTimeBin; |
848 | allBins[iRow][bin] -= pedestalEvent; | |
7fef31a6 | 849 | if (iTimeBin < AliTPCReconstructor::GetRecoParam()->GetFirstBin()) |
5b33a7f5 | 850 | allBins[iRow][bin] = 0; |
7fef31a6 | 851 | if (iTimeBin > AliTPCReconstructor::GetRecoParam()->GetLastBin()) |
5b33a7f5 | 852 | allBins[iRow][bin] = 0; |
22c352f8 | 853 | if (allBins[iRow][iPad*fMaxTime+iTimeBin] < zeroSup) |
5b33a7f5 | 854 | allBins[iRow][bin] = 0; |
855 | if (allBins[iRow][bin] < 3.0*rmsEvent) // 3 sigma cut on RMS | |
856 | allBins[iRow][bin] = 0; | |
857 | if (allBins[iRow][bin]) allSigBins[iRow][allNSigBins[iRow]++] = bin; | |
22c352f8 | 858 | } |
859 | } | |
f8aae377 | 860 | } |
22c352f8 | 861 | } |
22c352f8 | 862 | // Now loop over rows and find clusters |
863 | for (fRow = 0; fRow < nRows; fRow++) { | |
864 | fRowCl = new AliTPCClustersRow; | |
865 | fRowCl->SetClass("AliTPCclusterMI"); | |
866 | fRowCl->SetArray(1); | |
867 | fRowCl->SetID(fParam->GetIndex(fSector, fRow)); | |
868 | fOutput->GetBranch("Segment")->SetAddress(&fRowCl); | |
869 | ||
870 | fRx = fParam->GetPadRowRadii(fSector, fRow); | |
871 | fPadLength = fParam->GetPadPitchLength(fSector, fRow); | |
f8aae377 | 872 | fPadWidth = fParam->GetPadPitchWidth(); |
22c352f8 | 873 | if (fSector < kNIS) |
874 | fMaxPad = fParam->GetNPadsLow(fRow); | |
875 | else | |
876 | fMaxPad = fParam->GetNPadsUp(fRow); | |
f8aae377 | 877 | fMaxBin = fMaxTime*(fMaxPad+6); // add 3 virtual pads before and 3 after |
22c352f8 | 878 | |
879 | fBins = allBins[fRow]; | |
5b33a7f5 | 880 | fSigBins = allSigBins[fRow]; |
881 | fNSigBins = allNSigBins[fRow]; | |
22c352f8 | 882 | |
940ed1f0 | 883 | FindClusters(noiseROC); |
22c352f8 | 884 | |
885 | fOutput->Fill(); | |
886 | delete fRowCl; | |
887 | nclusters += fNcluster; | |
888 | } // End of loop to find clusters | |
22c352f8 | 889 | } // End of loop over sectors |
adefcaa6 | 890 | |
891 | for (Int_t iRow = 0; iRow < nRowsMax; iRow++) { | |
892 | delete [] allBins[iRow]; | |
5b33a7f5 | 893 | delete [] allSigBins[iRow]; |
adefcaa6 | 894 | } |
895 | delete [] allBins; | |
5b33a7f5 | 896 | delete [] allSigBins; |
897 | delete [] allNSigBins; | |
adefcaa6 | 898 | |
940ed1f0 | 899 | Info("Digits2Clusters", "File %s Event\t%d\tNumber of found clusters : %d\n", fOutput->GetName(),*(rawReader->GetEventId()), nclusters); |
22c352f8 | 900 | |
f8aae377 | 901 | } |
902 | ||
940ed1f0 | 903 | void AliTPCclustererMI::FindClusters(AliTPCCalROC * noiseROC) |
f8aae377 | 904 | { |
940ed1f0 | 905 | |
906 | // | |
907 | // add virtual charge at the edge | |
908 | // | |
7041b196 | 909 | Double_t kMaxDumpSize = 500000; |
910 | if (fRecoParam->GetCalcPedestal() && fOutput->GetZipBytes()< kMaxDumpSize) fBDumpSignal =kTRUE; //dump signal flag | |
911 | // | |
f8aae377 | 912 | fNcluster=0; |
f8aae377 | 913 | fLoop=1; |
a1ec4d07 | 914 | Int_t crtime = Int_t((fParam->GetZLength(fSector)-fRecoParam->GetCtgRange()*fRx)/fZWidth-fParam->GetNTBinsL1()-5); |
940ed1f0 | 915 | Float_t minMaxCutAbs = fRecoParam->GetMinMaxCutAbs(); |
916 | Float_t minLeftRightCutAbs = fRecoParam->GetMinLeftRightCutAbs(); | |
917 | Float_t minUpDownCutAbs = fRecoParam->GetMinUpDownCutAbs(); | |
918 | Float_t minMaxCutSigma = fRecoParam->GetMinMaxCutSigma(); | |
919 | Float_t minLeftRightCutSigma = fRecoParam->GetMinLeftRightCutSigma(); | |
920 | Float_t minUpDownCutSigma = fRecoParam->GetMinUpDownCutSigma(); | |
5b33a7f5 | 921 | for (Int_t iSig = 0; iSig < fNSigBins; iSig++) { |
922 | Int_t i = fSigBins[iSig]; | |
923 | if (i%fMaxTime<=crtime) continue; | |
924 | Float_t *b = &fBins[i]; | |
940ed1f0 | 925 | //absolute custs |
03fe1804 | 926 | if (b[0]<minMaxCutAbs) continue; //threshold for maxima |
927 | // | |
928 | if (b[-1]+b[1]+b[-fMaxTime]+b[fMaxTime]<=0) continue; // cut on isolated clusters | |
929 | // if (b[-1]+b[1]<=0) continue; // cut on isolated clusters | |
930 | //if (b[-fMaxTime]+b[fMaxTime]<=0) continue; // cut on isolated clusters | |
931 | // | |
932 | if ((b[0]+b[-1]+b[1])<minUpDownCutAbs) continue; //threshold for up down (TRF) | |
940ed1f0 | 933 | if ((b[0]+b[-fMaxTime]+b[fMaxTime])<minLeftRightCutAbs) continue; //threshold for left right (PRF) |
f8aae377 | 934 | if (!IsMaximum(*b,fMaxTime,b)) continue; |
940ed1f0 | 935 | // |
936 | Float_t noise = noiseROC->GetValue(fRow, i/fMaxTime); | |
937 | // sigma cuts | |
938 | if (b[0]<minMaxCutSigma*noise) continue; //threshold form maxima | |
939 | if ((b[0]+b[-1]+b[1])<minUpDownCutSigma*noise) continue; //threshold for up town TRF | |
940 | if ((b[0]+b[-fMaxTime]+b[fMaxTime])<minLeftRightCutSigma*noise) continue; //threshold for left right (PRF) | |
941 | ||
03fe1804 | 942 | AliTPCclusterMI c(kFALSE); // default cosntruction without info |
f8aae377 | 943 | Int_t dummy=0; |
944 | MakeCluster(i, fMaxTime, fBins, dummy,c); | |
940ed1f0 | 945 | |
f8aae377 | 946 | //} |
947 | } | |
8569a2b0 | 948 | } |
65c045f0 | 949 | |
950 | ||
940ed1f0 | 951 | Double_t AliTPCclustererMI::ProcesSignal(Float_t *signal, Int_t nchannels, Int_t id[3], Double_t &rmsEvent, Double_t &pedestalEvent){ |
65c045f0 | 952 | // |
953 | // process signal on given pad - + streaming of additional information in special mode | |
954 | // | |
955 | // id[0] - sector | |
956 | // id[1] - row | |
adefcaa6 | 957 | // id[2] - pad |
958 | ||
959 | // | |
960 | // ESTIMATE pedestal and the noise | |
961 | // | |
adefcaa6 | 962 | const Int_t kPedMax = 100; |
7041b196 | 963 | Double_t kMaxDebugSize = 5000000.; |
adefcaa6 | 964 | Float_t max = 0; |
965 | Float_t maxPos = 0; | |
966 | Int_t median = -1; | |
967 | Int_t count0 = 0; | |
968 | Int_t count1 = 0; | |
940ed1f0 | 969 | Float_t rmsCalib = rmsEvent; // backup initial value ( from calib) |
970 | Float_t pedestalCalib = pedestalEvent;// backup initial value ( from calib) | |
971 | Int_t firstBin = AliTPCReconstructor::GetRecoParam()->GetFirstBin(); | |
65c045f0 | 972 | // |
adefcaa6 | 973 | UShort_t histo[kPedMax]; |
974 | memset(histo,0,kPedMax*sizeof(UShort_t)); | |
975 | for (Int_t i=0; i<fMaxTime; i++){ | |
976 | if (signal[i]<=0) continue; | |
940ed1f0 | 977 | if (signal[i]>max && i>firstBin) { |
65c045f0 | 978 | max = signal[i]; |
979 | maxPos = i; | |
adefcaa6 | 980 | } |
981 | if (signal[i]>kPedMax-1) continue; | |
982 | histo[int(signal[i]+0.5)]++; | |
983 | count0++; | |
65c045f0 | 984 | } |
7fef31a6 | 985 | // |
adefcaa6 | 986 | for (Int_t i=1; i<kPedMax; i++){ |
987 | if (count1<count0*0.5) median=i; | |
988 | count1+=histo[i]; | |
989 | } | |
990 | // truncated mean | |
65c045f0 | 991 | // |
7041b196 | 992 | Float_t count10=histo[median] ,mean=histo[median]*median, rms=histo[median]*median*median ; |
993 | Float_t count06=histo[median] ,mean06=histo[median]*median, rms06=histo[median]*median*median ; | |
994 | Float_t count09=histo[median] ,mean09=histo[median]*median, rms09=histo[median]*median*median ; | |
adefcaa6 | 995 | // |
996 | for (Int_t idelta=1; idelta<10; idelta++){ | |
997 | if (median-idelta<=0) continue; | |
998 | if (median+idelta>kPedMax) continue; | |
999 | if (count06<0.6*count1){ | |
1000 | count06+=histo[median-idelta]; | |
1001 | mean06 +=histo[median-idelta]*(median-idelta); | |
1002 | rms06 +=histo[median-idelta]*(median-idelta)*(median-idelta); | |
1003 | count06+=histo[median+idelta]; | |
1004 | mean06 +=histo[median+idelta]*(median+idelta); | |
1005 | rms06 +=histo[median+idelta]*(median+idelta)*(median+idelta); | |
1006 | } | |
1007 | if (count09<0.9*count1){ | |
1008 | count09+=histo[median-idelta]; | |
1009 | mean09 +=histo[median-idelta]*(median-idelta); | |
1010 | rms09 +=histo[median-idelta]*(median-idelta)*(median-idelta); | |
1011 | count09+=histo[median+idelta]; | |
1012 | mean09 +=histo[median+idelta]*(median+idelta); | |
1013 | rms09 +=histo[median+idelta]*(median+idelta)*(median+idelta); | |
65c045f0 | 1014 | } |
adefcaa6 | 1015 | if (count10<0.95*count1){ |
1016 | count10+=histo[median-idelta]; | |
1017 | mean +=histo[median-idelta]*(median-idelta); | |
1018 | rms +=histo[median-idelta]*(median-idelta)*(median-idelta); | |
1019 | count10+=histo[median+idelta]; | |
1020 | mean +=histo[median+idelta]*(median+idelta); | |
1021 | rms +=histo[median+idelta]*(median+idelta)*(median+idelta); | |
1022 | } | |
1023 | } | |
1024 | mean /=count10; | |
1025 | mean06/=count06; | |
1026 | mean09/=count09; | |
1027 | rms = TMath::Sqrt(TMath::Abs(rms/count10-mean*mean)); | |
1028 | rms06 = TMath::Sqrt(TMath::Abs(rms06/count06-mean06*mean06)); | |
940ed1f0 | 1029 | rms09 = TMath::Sqrt(TMath::Abs(rms09/count09-mean09*mean09)); |
1030 | rmsEvent = rms09; | |
adefcaa6 | 1031 | // |
940ed1f0 | 1032 | pedestalEvent = median; |
adefcaa6 | 1033 | if (AliLog::GetDebugLevel("","AliTPCclustererMI")==0) return median; |
1034 | // | |
1035 | UInt_t uid[3] = {UInt_t(id[0]),UInt_t(id[1]),UInt_t(id[2])}; | |
1036 | // | |
1037 | // Dump mean signal info | |
1038 | // | |
1039 | (*fDebugStreamer)<<"Signal"<< | |
ef4ad662 | 1040 | "TimeStamp="<<fTimeStamp<< |
1041 | "EventType="<<fEventType<< | |
adefcaa6 | 1042 | "Sector="<<uid[0]<< |
1043 | "Row="<<uid[1]<< | |
1044 | "Pad="<<uid[2]<< | |
1045 | "Max="<<max<< | |
1046 | "MaxPos="<<maxPos<< | |
1047 | // | |
1048 | "Median="<<median<< | |
1049 | "Mean="<<mean<< | |
1050 | "RMS="<<rms<< | |
1051 | "Mean06="<<mean06<< | |
1052 | "RMS06="<<rms06<< | |
1053 | "Mean09="<<mean09<< | |
1054 | "RMS09="<<rms09<< | |
940ed1f0 | 1055 | "RMSCalib="<<rmsCalib<< |
1056 | "PedCalib="<<pedestalCalib<< | |
adefcaa6 | 1057 | "\n"; |
1058 | // | |
1059 | // fill pedestal histogram | |
1060 | // | |
1061 | AliTPCROC * roc = AliTPCROC::Instance(); | |
1062 | if (!fAmplitudeHisto){ | |
1063 | fAmplitudeHisto = new TObjArray(72); | |
1064 | } | |
1065 | // | |
1066 | if (uid[0]<roc->GetNSectors() | |
1067 | && uid[1]< roc->GetNRows(uid[0]) && | |
1068 | uid[2] <roc->GetNPads(uid[0], uid[1])){ | |
65c045f0 | 1069 | TObjArray * sectorArray = (TObjArray*)fAmplitudeHisto->UncheckedAt(uid[0]); |
1070 | if (!sectorArray){ | |
adefcaa6 | 1071 | Int_t npads =roc->GetNChannels(uid[0]); |
65c045f0 | 1072 | sectorArray = new TObjArray(npads); |
1073 | fAmplitudeHisto->AddAt(sectorArray, uid[0]); | |
1074 | } | |
adefcaa6 | 1075 | Int_t position = uid[2]+roc->GetRowIndexes(uid[0])[uid[1]]; |
65c045f0 | 1076 | TH1F * histo = (TH1F*)sectorArray->UncheckedAt(position); |
1077 | if (!histo){ | |
1078 | char hname[100]; | |
1079 | sprintf(hname,"Amp_%d_%d_%d",uid[0],uid[1],uid[2]); | |
1080 | TFile * backup = gFile; | |
1081 | fDebugStreamer->GetFile()->cd(); | |
194b0609 | 1082 | histo = new TH1F(hname, hname, 100, 5,100); |
65c045f0 | 1083 | //histo->SetDirectory(0); // histogram not connected to directory -(File) |
1084 | sectorArray->AddAt(histo, position); | |
1085 | if (backup) backup->cd(); | |
1086 | } | |
1087 | for (Int_t i=0; i<nchannels; i++){ | |
adefcaa6 | 1088 | histo->Fill(signal[i]); |
65c045f0 | 1089 | } |
1090 | } | |
1091 | // | |
adefcaa6 | 1092 | // |
1093 | // | |
1094 | Float_t kMin =fRecoParam->GetDumpAmplitudeMin(); // minimal signal to be dumped | |
1095 | Float_t *dsignal = new Float_t[nchannels]; | |
1096 | Float_t *dtime = new Float_t[nchannels]; | |
1097 | for (Int_t i=0; i<nchannels; i++){ | |
1098 | dtime[i] = i; | |
1099 | dsignal[i] = signal[i]; | |
1100 | } | |
1101 | // | |
03fe1804 | 1102 | // Digital noise |
1103 | // | |
d626381a | 1104 | // if (max-median>30.*TMath::Max(1.,Double_t(rms06)) && (((*fDebugStreamer)<<"SignalDN").GetSize()<kMaxDebugSize)){ |
1105 | // // | |
1106 | // // | |
1107 | // TGraph * graph =new TGraph(nchannels, dtime, dsignal); | |
1108 | // // | |
1109 | // // | |
1110 | // // jumps left - right | |
1111 | // Int_t njumps0=0; | |
1112 | // Double_t deltaT0[2000]; | |
1113 | // Double_t deltaA0[2000]; | |
1114 | // Int_t lastJump0 = fRecoParam->GetFirstBin(); | |
1115 | // Int_t njumps1=0; | |
1116 | // Double_t deltaT1[2000]; | |
1117 | // Double_t deltaA1[2000]; | |
1118 | // Int_t lastJump1 = fRecoParam->GetFirstBin(); | |
1119 | // Int_t njumps2=0; | |
1120 | // Double_t deltaT2[2000]; | |
1121 | // Double_t deltaA2[2000]; | |
1122 | // Int_t lastJump2 = fRecoParam->GetFirstBin(); | |
1123 | ||
1124 | // for (Int_t itime=fRecoParam->GetFirstBin()+1; itime<fRecoParam->GetLastBin()-1; itime++){ | |
1125 | // if (TMath::Abs(dsignal[itime]-dsignal[itime-1])>30.*TMath::Max(1.,Double_t(rms06)) && | |
1126 | // TMath::Abs(dsignal[itime]-dsignal[itime+1])>30.*TMath::Max(1.,Double_t(rms06)) && | |
1127 | // (dsignal[itime-1]-median<5.*rms06) && | |
1128 | // (dsignal[itime+1]-median<5.*rms06) | |
1129 | // ){ | |
1130 | // deltaA0[njumps0] = dsignal[itime]-dsignal[itime-1]; | |
1131 | // deltaT0[njumps0] = itime-lastJump0; | |
1132 | // lastJump0 = itime; | |
1133 | // njumps0++; | |
1134 | // } | |
1135 | // if (TMath::Abs(dsignal[itime]-dsignal[itime-1])>30.*TMath::Max(1.,Double_t(rms06)) && | |
1136 | // (dsignal[itime-1]-median<5.*rms06) | |
1137 | // ) { | |
1138 | // deltaA1[njumps1] = dsignal[itime]-dsignal[itime-1]; | |
1139 | // deltaT1[njumps1] = itime-lastJump1; | |
1140 | // lastJump1 = itime; | |
1141 | // njumps1++; | |
1142 | // } | |
1143 | // if (TMath::Abs(dsignal[itime]-dsignal[itime+1])>30.*TMath::Max(1.,Double_t(rms06)) && | |
1144 | // (dsignal[itime+1]-median<5.*rms06) | |
1145 | // ) { | |
1146 | // deltaA2[njumps2] = dsignal[itime]-dsignal[itime+1]; | |
1147 | // deltaT2[njumps2] = itime-lastJump2; | |
1148 | // lastJump2 = itime; | |
1149 | // njumps2++; | |
1150 | // } | |
1151 | // } | |
1152 | // // | |
1153 | // if (njumps0>0 || njumps1>0 || njumps2>0){ | |
1154 | // TGraph *graphDN0 = new TGraph(njumps0, deltaT0, deltaA0); | |
1155 | // TGraph *graphDN1 = new TGraph(njumps1, deltaT1, deltaA1); | |
1156 | // TGraph *graphDN2 = new TGraph(njumps2, deltaT2, deltaA2); | |
1157 | // (*fDebugStreamer)<<"SignalDN"<< //digital - noise pads - or random sample of pads | |
1158 | // "TimeStamp="<<fTimeStamp<< | |
1159 | // "EventType="<<fEventType<< | |
1160 | // "Sector="<<uid[0]<< | |
1161 | // "Row="<<uid[1]<< | |
1162 | // "Pad="<<uid[2]<< | |
1163 | // "Graph="<<graph<< | |
1164 | // "Max="<<max<< | |
1165 | // "MaxPos="<<maxPos<< | |
1166 | // "Graph.="<<graph<< | |
1167 | // "P0GraphDN0.="<<graphDN0<< | |
1168 | // "P1GraphDN1.="<<graphDN1<< | |
1169 | // "P2GraphDN2.="<<graphDN2<< | |
1170 | // // | |
1171 | // "Median="<<median<< | |
1172 | // "Mean="<<mean<< | |
1173 | // "RMS="<<rms<< | |
1174 | // "Mean06="<<mean06<< | |
1175 | // "RMS06="<<rms06<< | |
1176 | // "Mean09="<<mean09<< | |
1177 | // "RMS09="<<rms09<< | |
1178 | // "\n"; | |
1179 | // delete graphDN0; | |
1180 | // delete graphDN1; | |
1181 | // delete graphDN2; | |
1182 | // } | |
1183 | // delete graph; | |
1184 | // } | |
03fe1804 | 1185 | |
1186 | // | |
1187 | // NOISE STUDY Fourier transform | |
adefcaa6 | 1188 | // |
65c045f0 | 1189 | TGraph * graph; |
03fe1804 | 1190 | Bool_t random = (gRandom->Rndm()<0.0003); |
7041b196 | 1191 | if (((*fDebugStreamer)<<"SignalN").GetSize()<kMaxDebugSize) |
1192 | if (max-median>kMin || rms06>1.*fParam->GetZeroSup() || random){ | |
65c045f0 | 1193 | graph =new TGraph(nchannels, dtime, dsignal); |
03fe1804 | 1194 | if (rms06>1.*fParam->GetZeroSup() || random){ |
1195 | //Double_t *input, Double_t threshold, Bool_t locMax, Double_t *freq, Double_t *re, Double_t *im, Double_t *mag, Double_t *phi); | |
1196 | Float_t * input = &(dsignal[fRecoParam->GetFirstBin()]); | |
1197 | Float_t freq[2000], re[2000], im[2000], mag[2000], phi[2000]; | |
1198 | Int_t npoints = TransformFFT(input, -1,kFALSE, freq, re, im, mag, phi); | |
1199 | TGraph *graphMag0 = new TGraph(npoints, freq, mag); | |
1200 | TGraph *graphPhi0 = new TGraph(npoints, freq, phi); | |
1201 | npoints = TransformFFT(input, 0.5,kTRUE, freq, re, im, mag, phi); | |
1202 | TGraph *graphMag1 = new TGraph(npoints, freq, mag); | |
1203 | TGraph *graphPhi1 = new TGraph(npoints, freq, phi); | |
1204 | ||
65c045f0 | 1205 | (*fDebugStreamer)<<"SignalN"<< //noise pads - or random sample of pads |
ef4ad662 | 1206 | "TimeStamp="<<fTimeStamp<< |
1207 | "EventType="<<fEventType<< | |
65c045f0 | 1208 | "Sector="<<uid[0]<< |
1209 | "Row="<<uid[1]<< | |
1210 | "Pad="<<uid[2]<< | |
03fe1804 | 1211 | "Graph.="<<graph<< |
65c045f0 | 1212 | "Max="<<max<< |
1213 | "MaxPos="<<maxPos<< | |
1214 | // | |
1215 | "Median="<<median<< | |
1216 | "Mean="<<mean<< | |
1217 | "RMS="<<rms<< | |
1218 | "Mean06="<<mean06<< | |
1219 | "RMS06="<<rms06<< | |
65c045f0 | 1220 | "Mean09="<<mean09<< |
1221 | "RMS09="<<rms09<< | |
03fe1804 | 1222 | // FFT part |
1223 | "Mag0.="<<graphMag0<< | |
1224 | "Mag1.="<<graphMag1<< | |
1225 | "Phi0.="<<graphPhi0<< | |
1226 | "Phi1.="<<graphPhi1<< | |
65c045f0 | 1227 | "\n"; |
03fe1804 | 1228 | delete graphMag0; |
1229 | delete graphMag1; | |
1230 | delete graphPhi0; | |
1231 | delete graphPhi1; | |
1232 | } | |
1233 | // | |
1234 | // Big signals dumping | |
1235 | // | |
1236 | ||
fe5055e5 | 1237 | if (max-median>kMin &&maxPos>AliTPCReconstructor::GetRecoParam()->GetFirstBin()) |
65c045f0 | 1238 | (*fDebugStreamer)<<"SignalB"<< // pads with signal |
ef4ad662 | 1239 | "TimeStamp="<<fTimeStamp<< |
1240 | "EventType="<<fEventType<< | |
65c045f0 | 1241 | "Sector="<<uid[0]<< |
1242 | "Row="<<uid[1]<< | |
1243 | "Pad="<<uid[2]<< | |
864c1803 | 1244 | "Graph="<<graph<< |
65c045f0 | 1245 | "Max="<<max<< |
1246 | "MaxPos="<<maxPos<< | |
1247 | // | |
1248 | "Median="<<median<< | |
1249 | "Mean="<<mean<< | |
1250 | "RMS="<<rms<< | |
1251 | "Mean06="<<mean06<< | |
1252 | "RMS06="<<rms06<< | |
65c045f0 | 1253 | "Mean09="<<mean09<< |
1254 | "RMS09="<<rms09<< | |
1255 | "\n"; | |
1256 | delete graph; | |
1257 | } | |
1258 | ||
7fef31a6 | 1259 | // |
1260 | // | |
1261 | // Central Electrode signal analysis | |
1262 | // | |
7041b196 | 1263 | Float_t ceQmax =0, ceQsum=0, ceTime=0; |
1264 | Float_t cemean = mean06, cerms=rms06 ; | |
7fef31a6 | 1265 | Int_t cemaxpos= 0; |
7041b196 | 1266 | Float_t ceThreshold=5.*cerms; |
1267 | Float_t ceSumThreshold=8.*cerms; | |
97f127bb | 1268 | const Int_t kCemin=5; // range for the analysis of the ce signal +- channels from the peak |
1269 | const Int_t kCemax=5; | |
adefcaa6 | 1270 | for (Int_t i=nchannels-2; i>nchannels/2; i--){ |
7fef31a6 | 1271 | if ( (dsignal[i]-mean06)>ceThreshold && dsignal[i]>=dsignal[i+1] && dsignal[i]>=dsignal[i-1] ){ |
1272 | cemaxpos=i; | |
1273 | break; | |
1274 | } | |
1275 | } | |
1276 | if (cemaxpos!=0){ | |
adefcaa6 | 1277 | ceQmax = 0; |
1278 | Int_t cemaxpos2=0; | |
1279 | for (Int_t i=cemaxpos-20; i<cemaxpos+5; i++){ | |
1280 | if (i<0 || i>nchannels-1) continue; | |
1281 | Double_t val=dsignal[i]- cemean; | |
1282 | if (val>ceQmax){ | |
1283 | cemaxpos2=i; | |
1284 | ceQmax = val; | |
7fef31a6 | 1285 | } |
adefcaa6 | 1286 | } |
1287 | cemaxpos = cemaxpos2; | |
1288 | ||
1289 | for (Int_t i=cemaxpos-kCemin; i<cemaxpos+kCemax; i++){ | |
1290 | if (i>0 && i<nchannels&&dsignal[i]- cemean>0){ | |
1291 | Double_t val=dsignal[i]- cemean; | |
1292 | ceTime+=val*dtime[i]; | |
1293 | ceQsum+=val; | |
1294 | if (val>ceQmax) ceQmax=val; | |
7fef31a6 | 1295 | } |
adefcaa6 | 1296 | } |
1297 | if (ceQmax&&ceQsum>ceSumThreshold) { | |
1298 | ceTime/=ceQsum; | |
1299 | (*fDebugStreamer)<<"Signalce"<< | |
ef4ad662 | 1300 | "TimeStamp="<<fTimeStamp<< |
1301 | "EventType="<<fEventType<< | |
adefcaa6 | 1302 | "Sector="<<uid[0]<< |
1303 | "Row="<<uid[1]<< | |
1304 | "Pad="<<uid[2]<< | |
1305 | "Max="<<ceQmax<< | |
1306 | "Qsum="<<ceQsum<< | |
1307 | "Time="<<ceTime<< | |
1308 | "RMS06="<<rms06<< | |
1309 | // | |
1310 | "\n"; | |
1311 | } | |
7fef31a6 | 1312 | } |
1313 | // end of ce signal analysis | |
1314 | // | |
1315 | ||
1316 | // | |
1317 | // Gating grid signal analysis | |
1318 | // | |
1319 | Double_t ggQmax =0, ggQsum=0, ggTime=0; | |
1320 | Double_t ggmean = mean06, ggrms=rms06 ; | |
1321 | Int_t ggmaxpos= 0; | |
1322 | Double_t ggThreshold=5.*ggrms; | |
1323 | Double_t ggSumThreshold=8.*ggrms; | |
bd85a5e8 | 1324 | |
adefcaa6 | 1325 | for (Int_t i=1; i<nchannels/4; i++){ |
bd85a5e8 | 1326 | if ( (dsignal[i]-mean06)>ggThreshold && dsignal[i]>=dsignal[i+1] && dsignal[i]>=dsignal[i-1] && |
1327 | (dsignal[i]+dsignal[i+1]+dsignal[i-1]-3*mean06)>ggSumThreshold){ | |
7fef31a6 | 1328 | ggmaxpos=i; |
bd85a5e8 | 1329 | if (dsignal[i-1]>dsignal[i+1]) ggmaxpos=i-1; |
7fef31a6 | 1330 | break; |
1331 | } | |
1332 | } | |
1333 | if (ggmaxpos!=0){ | |
bd85a5e8 | 1334 | for (Int_t i=ggmaxpos-1; i<ggmaxpos+3; i++){ |
1335 | if (i>0 && i<nchannels && dsignal[i]-ggmean>0){ | |
7fef31a6 | 1336 | Double_t val=dsignal[i]- ggmean; |
1337 | ggTime+=val*dtime[i]; | |
1338 | ggQsum+=val; | |
1339 | if (val>ggQmax) ggQmax=val; | |
1340 | } | |
1341 | } | |
1342 | if (ggQmax&&ggQsum>ggSumThreshold) { | |
1343 | ggTime/=ggQsum; | |
1344 | (*fDebugStreamer)<<"Signalgg"<< | |
ef4ad662 | 1345 | "TimeStamp="<<fTimeStamp<< |
1346 | "EventType="<<fEventType<< | |
7fef31a6 | 1347 | "Sector="<<uid[0]<< |
1348 | "Row="<<uid[1]<< | |
1349 | "Pad="<<uid[2]<< | |
1350 | "Max="<<ggQmax<< | |
1351 | "Qsum="<<ggQsum<< | |
1352 | "Time="<<ggTime<< | |
bd85a5e8 | 1353 | "RMS06="<<rms06<< |
7fef31a6 | 1354 | // |
1355 | "\n"; | |
1356 | } | |
1357 | } | |
1358 | // end of gg signal analysis | |
1359 | ||
1360 | ||
65c045f0 | 1361 | delete [] dsignal; |
1362 | delete [] dtime; | |
940ed1f0 | 1363 | if (rms06>fRecoParam->GetMaxNoise()) { |
1364 | pedestalEvent+=1024.; | |
1365 | return 1024+median; // sign noisy channel in debug mode | |
1366 | } | |
65c045f0 | 1367 | return median; |
1368 | } | |
1369 | ||
1370 | ||
1371 | ||
1372 | void AliTPCclustererMI::DumpHistos(){ | |
adefcaa6 | 1373 | // |
1374 | // Dump histogram information | |
1375 | // | |
65c045f0 | 1376 | if (!fAmplitudeHisto) return; |
adefcaa6 | 1377 | AliTPCROC * roc = AliTPCROC::Instance(); |
65c045f0 | 1378 | for (UInt_t isector=0; isector<AliTPCROC::Instance()->GetNSectors(); isector++){ |
1379 | TObjArray * array = (TObjArray*)fAmplitudeHisto->UncheckedAt(isector); | |
1380 | if (!array) continue; | |
1381 | for (UInt_t ipad = 0; ipad <(UInt_t)array->GetEntriesFast(); ipad++){ | |
1382 | TH1F * histo = (TH1F*) array->UncheckedAt(ipad); | |
1383 | if (!histo) continue; | |
1384 | if (histo->GetEntries()<100) continue; | |
1385 | histo->Fit("gaus","q"); | |
1386 | Float_t mean = histo->GetMean(); | |
1387 | Float_t rms = histo->GetRMS(); | |
1388 | Float_t gmean = histo->GetFunction("gaus")->GetParameter(1); | |
1389 | Float_t gsigma = histo->GetFunction("gaus")->GetParameter(2); | |
03fe1804 | 1390 | Float_t gmeanErr = histo->GetFunction("gaus")->GetParError(1); |
1391 | Float_t gsigmaErr = histo->GetFunction("gaus")->GetParError(2); | |
65c045f0 | 1392 | Float_t max = histo->GetFunction("gaus")->GetParameter(0); |
1393 | ||
1394 | // get pad number | |
1395 | UInt_t row=0, pad =0; | |
adefcaa6 | 1396 | const UInt_t *indexes =roc->GetRowIndexes(isector); |
1397 | for (UInt_t irow=0; irow<roc->GetNRows(isector); irow++){ | |
940ed1f0 | 1398 | if (indexes[irow]<=ipad){ |
65c045f0 | 1399 | row = irow; |
1400 | pad = ipad-indexes[irow]; | |
1401 | } | |
1402 | } | |
1403 | Int_t rpad = pad - (AliTPCROC::Instance()->GetNPads(isector,row))/2; | |
1404 | // | |
1405 | (*fDebugStreamer)<<"Fit"<< | |
ef4ad662 | 1406 | "TimeStamp="<<fTimeStamp<< |
1407 | "EventType="<<fEventType<< | |
65c045f0 | 1408 | "Sector="<<isector<< |
1409 | "Row="<<row<< | |
1410 | "Pad="<<pad<< | |
1411 | "RPad="<<rpad<< | |
1412 | "Max="<<max<< | |
1413 | "Mean="<<mean<< | |
1414 | "RMS="<<rms<< | |
1415 | "GMean="<<gmean<< | |
1416 | "GSigma="<<gsigma<< | |
03fe1804 | 1417 | "GMeanErr="<<gmeanErr<< |
1418 | "GSigmaErr="<<gsigmaErr<< | |
65c045f0 | 1419 | "\n"; |
1420 | if (array->UncheckedAt(ipad)) fDebugStreamer->StoreObject(array->UncheckedAt(ipad)); | |
1421 | } | |
1422 | } | |
1423 | } | |
03fe1804 | 1424 | |
1425 | ||
1426 | ||
1427 | Int_t AliTPCclustererMI::TransformFFT(Float_t *input, Float_t threshold, Bool_t locMax, Float_t *freq, Float_t *re, Float_t *im, Float_t *mag, Float_t *phi) | |
1428 | { | |
1429 | // | |
1430 | // calculate fourrie transform | |
1431 | // return only frequncies with mag over threshold | |
1432 | // if locMax is spectified only freque with local maxima over theshold is returned | |
1433 | ||
1434 | if (! fFFTr2c) return kFALSE; | |
1435 | if (!freq) return kFALSE; | |
1436 | ||
1437 | Int_t current=0; | |
1438 | Int_t nPoints = fRecoParam->GetLastBin()-fRecoParam->GetFirstBin(); | |
1439 | Double_t *in = new Double_t[nPoints]; | |
1440 | Double_t *rfft = new Double_t[nPoints]; | |
1441 | Double_t *ifft = new Double_t[nPoints]; | |
1442 | for (Int_t i=0; i<nPoints; i++){in[i]=input[i];} | |
1443 | fFFTr2c->SetPoints(in); | |
1444 | fFFTr2c->Transform(); | |
1445 | fFFTr2c->GetPointsComplex(rfft, ifft); | |
1446 | for (Int_t i=3; i<nPoints/2-3; i++){ | |
1447 | Float_t lmag = TMath::Sqrt(rfft[i]*rfft[i]+ifft[i]*ifft[i])/nPoints; | |
1448 | if (lmag<threshold) continue; | |
1449 | if (locMax){ | |
1450 | if ( TMath::Sqrt(rfft[i-1]*rfft[i-1]+ifft[i-1]*ifft[i-1])/nPoints>lmag) continue; | |
1451 | if ( TMath::Sqrt(rfft[i+1]*rfft[i+1]+ifft[i+1]*ifft[i+1])/nPoints>lmag) continue; | |
1452 | if ( TMath::Sqrt(rfft[i-2]*rfft[i-2]+ifft[i-2]*ifft[i-2])/nPoints>lmag) continue; | |
1453 | if ( TMath::Sqrt(rfft[i+2]*rfft[i+2]+ifft[i+2]*ifft[i+2])/nPoints>lmag) continue; | |
1454 | if ( TMath::Sqrt(rfft[i-3]*rfft[i-3]+ifft[i-3]*ifft[i-3])/nPoints>lmag) continue; | |
1455 | if ( TMath::Sqrt(rfft[i+3]*rfft[i+3]+ifft[i+3]*ifft[i+3])/nPoints>lmag) continue; | |
1456 | } | |
1457 | ||
1458 | freq[current] = Float_t(i)/Float_t(nPoints); | |
1459 | // | |
1460 | re[current] = rfft[i]; | |
1461 | im[current] = ifft[i]; | |
1462 | mag[current]=lmag; | |
1463 | phi[current]=TMath::ATan2(ifft[i],rfft[i]); | |
1464 | current++; | |
1465 | } | |
1466 | delete [] in; | |
1467 | delete [] rfft; | |
1468 | delete [] ifft; | |
1469 | return current; | |
1470 | } | |
1471 |