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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 | // | |
ebe95b38 | 21 | // 1. The Input data for reconstruction - Options |
22 | // 1.a Simulated data - TTree - invoked Digits2Clusters() | |
23 | // 1.b Raw data - Digits2Clusters(AliRawReader* rawReader); | |
24 | // | |
25 | // 2. The Output data | |
26 | // 2.a TTree with clusters - if SetOutput(TTree * tree) invoked | |
27 | // 2.b TObjArray - Faster option for HLT | |
98ee6d31 | 28 | // 2.c TClonesArray - Faster option for HLT (smaller memory consumption), activate with fBClonesArray flag |
ebe95b38 | 29 | // |
30 | // 3. Reconstruction setup | |
31 | // see AliTPCRecoParam for list of parameters | |
32 | // The reconstruction parameterization taken from the | |
33 | // AliTPCReconstructor::GetRecoParam() | |
34 | // Possible to setup it in reconstruction macro AliTPCReconstructor::SetRecoParam(...) | |
35 | // | |
36 | // | |
37 | // | |
1c53abe2 | 38 | // Origin: Marian Ivanov |
39 | //------------------------------------------------------- | |
40 | ||
a1e17193 | 41 | #include "Riostream.h" |
42 | #include <TF1.h> | |
1c53abe2 | 43 | #include <TFile.h> |
a1e17193 | 44 | #include <TGraph.h> |
45 | #include <TH1F.h> | |
46 | #include <TObjArray.h> | |
98ee6d31 | 47 | #include <TClonesArray.h> |
a1e17193 | 48 | #include <TRandom.h> |
49 | #include <TTree.h> | |
50 | #include <TTreeStream.h> | |
65c045f0 | 51 | |
1c53abe2 | 52 | #include "AliDigits.h" |
a1e17193 | 53 | #include "AliLoader.h" |
54 | #include "AliLog.h" | |
55 | #include "AliMathBase.h" | |
ef4ad662 | 56 | #include "AliRawEventHeaderBase.h" |
a1e17193 | 57 | #include "AliRawReader.h" |
f8aae377 | 58 | #include "AliRunLoader.h" |
a1e17193 | 59 | #include "AliSimDigits.h" |
13116aec | 60 | #include "AliTPCCalPad.h" |
61 | #include "AliTPCCalROC.h" | |
a1e17193 | 62 | #include "AliTPCClustersArray.h" |
63 | #include "AliTPCClustersRow.h" | |
64 | #include "AliTPCParam.h" | |
65 | #include "AliTPCRawStream.h" | |
7c9528d8 | 66 | #include "AliTPCRawStreamV3.h" |
a1e17193 | 67 | #include "AliTPCRecoParam.h" |
68 | #include "AliTPCReconstructor.h" | |
69 | #include "AliTPCcalibDB.h" | |
70 | #include "AliTPCclusterInfo.h" | |
71 | #include "AliTPCclusterMI.h" | |
022ee144 | 72 | #include "AliTPCTransform.h" |
a1e17193 | 73 | #include "AliTPCclustererMI.h" |
13116aec | 74 | |
1c53abe2 | 75 | ClassImp(AliTPCclustererMI) |
76 | ||
77 | ||
78 | ||
2f32844a | 79 | AliTPCclustererMI::AliTPCclustererMI(const AliTPCParam* par, const AliTPCRecoParam * recoParam): |
80 | fBins(0), | |
5b33a7f5 | 81 | fSigBins(0), |
82 | fNSigBins(0), | |
2f32844a | 83 | fLoop(0), |
84 | fMaxBin(0), | |
85 | fMaxTime(0), | |
86 | fMaxPad(0), | |
87 | fSector(-1), | |
88 | fRow(-1), | |
89 | fSign(0), | |
90 | fRx(0), | |
91 | fPadWidth(0), | |
92 | fPadLength(0), | |
93 | fZWidth(0), | |
94 | fPedSubtraction(kFALSE), | |
ef4ad662 | 95 | fEventHeader(0), |
96 | fTimeStamp(0), | |
97 | fEventType(0), | |
2f32844a | 98 | fInput(0), |
99 | fOutput(0), | |
ebe95b38 | 100 | fOutputArray(0), |
98ee6d31 | 101 | fOutputClonesArray(0), |
2f32844a | 102 | fRowCl(0), |
103 | fRowDig(0), | |
104 | fParam(0), | |
105 | fNcluster(0), | |
98ee6d31 | 106 | fNclusters(0), |
2f32844a | 107 | fDebugStreamer(0), |
03fe1804 | 108 | fRecoParam(0), |
98ee6d31 | 109 | fBDumpSignal(kFALSE), |
110 | fBClonesArray(kFALSE) | |
1c53abe2 | 111 | { |
97f127bb | 112 | // |
113 | // COSNTRUCTOR | |
114 | // param - tpc parameters for given file | |
115 | // recoparam - reconstruction parameters | |
116 | // | |
1c53abe2 | 117 | fInput =0; |
f8aae377 | 118 | fParam = par; |
194b0609 | 119 | if (recoParam) { |
120 | fRecoParam = recoParam; | |
121 | }else{ | |
122 | //set default parameters if not specified | |
123 | fRecoParam = AliTPCReconstructor::GetRecoParam(); | |
124 | if (!fRecoParam) fRecoParam = AliTPCRecoParam::GetLowFluxParam(); | |
125 | } | |
b2426624 | 126 | |
127 | if(AliTPCReconstructor::StreamLevel()>0) { | |
128 | fDebugStreamer = new TTreeSRedirector("TPCsignal.root"); | |
129 | } | |
130 | ||
eea36fac | 131 | // Int_t nPoints = fRecoParam->GetLastBin()-fRecoParam->GetFirstBin(); |
d101caf3 | 132 | fRowCl= new AliTPCClustersRow(); |
133 | fRowCl->SetClass("AliTPCclusterMI"); | |
134 | fRowCl->SetArray(1); | |
135 | ||
65c045f0 | 136 | } |
e046d791 | 137 | //______________________________________________________________ |
138 | AliTPCclustererMI::AliTPCclustererMI(const AliTPCclustererMI ¶m) | |
139 | :TObject(param), | |
140 | fBins(0), | |
5b33a7f5 | 141 | fSigBins(0), |
142 | fNSigBins(0), | |
e046d791 | 143 | fLoop(0), |
144 | fMaxBin(0), | |
145 | fMaxTime(0), | |
146 | fMaxPad(0), | |
147 | fSector(-1), | |
148 | fRow(-1), | |
149 | fSign(0), | |
150 | fRx(0), | |
151 | fPadWidth(0), | |
152 | fPadLength(0), | |
153 | fZWidth(0), | |
154 | fPedSubtraction(kFALSE), | |
e046d791 | 155 | fEventHeader(0), |
156 | fTimeStamp(0), | |
157 | fEventType(0), | |
158 | fInput(0), | |
159 | fOutput(0), | |
ebe95b38 | 160 | fOutputArray(0), |
98ee6d31 | 161 | fOutputClonesArray(0), |
e046d791 | 162 | fRowCl(0), |
163 | fRowDig(0), | |
164 | fParam(0), | |
165 | fNcluster(0), | |
98ee6d31 | 166 | fNclusters(0), |
e046d791 | 167 | fDebugStreamer(0), |
5b33a7f5 | 168 | fRecoParam(0), |
98ee6d31 | 169 | fBDumpSignal(kFALSE), |
170 | fBClonesArray(kFALSE) | |
e046d791 | 171 | { |
172 | // | |
173 | // dummy | |
174 | // | |
175 | fMaxBin = param.fMaxBin; | |
176 | } | |
177 | //______________________________________________________________ | |
178 | AliTPCclustererMI & AliTPCclustererMI::operator =(const AliTPCclustererMI & param) | |
179 | { | |
180 | // | |
181 | // assignment operator - dummy | |
182 | // | |
183 | fMaxBin=param.fMaxBin; | |
184 | return (*this); | |
185 | } | |
186 | //______________________________________________________________ | |
65c045f0 | 187 | AliTPCclustererMI::~AliTPCclustererMI(){ |
ebe95b38 | 188 | // |
189 | // | |
190 | // | |
65c045f0 | 191 | if (fDebugStreamer) delete fDebugStreamer; |
ebe95b38 | 192 | if (fOutputArray){ |
af86c1fd | 193 | //fOutputArray->Delete(); |
ebe95b38 | 194 | delete fOutputArray; |
195 | } | |
98ee6d31 | 196 | if (fOutputClonesArray){ |
197 | fOutputClonesArray->Delete(); | |
198 | delete fOutputClonesArray; | |
199 | } | |
1c53abe2 | 200 | } |
22c352f8 | 201 | |
1c53abe2 | 202 | void AliTPCclustererMI::SetInput(TTree * tree) |
203 | { | |
204 | // | |
205 | // set input tree with digits | |
206 | // | |
207 | fInput = tree; | |
208 | if (!fInput->GetBranch("Segment")){ | |
209 | cerr<<"AliTPC::Digits2Clusters(): no porper input tree !\n"; | |
210 | fInput=0; | |
211 | return; | |
212 | } | |
213 | } | |
214 | ||
215 | void AliTPCclustererMI::SetOutput(TTree * tree) | |
216 | { | |
217 | // | |
ebe95b38 | 218 | // Set the output tree |
219 | // If not set the ObjArray used - Option for HLT | |
1c53abe2 | 220 | // |
ebe95b38 | 221 | if (!tree) return; |
222 | fOutput= tree; | |
1c53abe2 | 223 | AliTPCClustersRow clrow; |
224 | AliTPCClustersRow *pclrow=&clrow; | |
225 | clrow.SetClass("AliTPCclusterMI"); | |
226 | clrow.SetArray(1); // to make Clones array | |
227 | fOutput->Branch("Segment","AliTPCClustersRow",&pclrow,32000,200); | |
228 | } | |
229 | ||
230 | ||
ebe95b38 | 231 | void AliTPCclustererMI::FillRow(){ |
232 | // | |
233 | // fill the output container - | |
234 | // 2 Options possible | |
235 | // Tree | |
236 | // TObjArray | |
237 | // | |
238 | if (fOutput) fOutput->Fill(); | |
98ee6d31 | 239 | if (!fOutput && !fBClonesArray){ |
ebe95b38 | 240 | // |
af86c1fd | 241 | if (!fOutputArray) fOutputArray = new TObjArray(fParam->GetNRowsTotal()); |
db3576a7 | 242 | if (fRowCl && fRowCl->GetArray()->GetEntriesFast()>0) fOutputArray->AddAt(fRowCl->Clone(), fRowCl->GetID()); |
ebe95b38 | 243 | } |
244 | } | |
245 | ||
1c53abe2 | 246 | Float_t AliTPCclustererMI::GetSigmaY2(Int_t iz){ |
247 | // sigma y2 = in digits - we don't know the angle | |
753797ce | 248 | Float_t z = iz*fParam->GetZWidth()+fParam->GetNTBinsL1()*fParam->GetZWidth(); |
1c53abe2 | 249 | Float_t sd2 = (z*fParam->GetDiffL()*fParam->GetDiffL())/ |
250 | (fPadWidth*fPadWidth); | |
251 | Float_t sres = 0.25; | |
252 | Float_t res = sd2+sres; | |
253 | return res; | |
254 | } | |
255 | ||
256 | ||
257 | Float_t AliTPCclustererMI::GetSigmaZ2(Int_t iz){ | |
258 | //sigma z2 = in digits - angle estimated supposing vertex constraint | |
753797ce | 259 | Float_t z = iz*fZWidth+fParam->GetNTBinsL1()*fParam->GetZWidth(); |
1c53abe2 | 260 | Float_t sd2 = (z*fParam->GetDiffL()*fParam->GetDiffL())/(fZWidth*fZWidth); |
a1ec4d07 | 261 | Float_t angular = fPadLength*(fParam->GetZLength(fSector)-z)/(fRx*fZWidth); |
1c53abe2 | 262 | angular*=angular; |
263 | angular/=12.; | |
264 | Float_t sres = fParam->GetZSigma()/fZWidth; | |
265 | sres *=sres; | |
266 | Float_t res = angular +sd2+sres; | |
267 | return res; | |
268 | } | |
269 | ||
13116aec | 270 | void AliTPCclustererMI::MakeCluster(Int_t k,Int_t max,Float_t *bins, UInt_t /*m*/, |
1c53abe2 | 271 | AliTPCclusterMI &c) |
272 | { | |
97f127bb | 273 | // |
274 | // k - Make cluster at position k | |
275 | // bins - 2 D array of signals mapped to 1 dimensional array - | |
276 | // max - the number of time bins er one dimension | |
277 | // c - refernce to cluster to be filled | |
278 | // | |
1c53abe2 | 279 | Int_t i0=k/max; //central pad |
280 | Int_t j0=k%max; //central time bin | |
281 | ||
282 | // set pointers to data | |
283 | //Int_t dummy[5] ={0,0,0,0,0}; | |
13116aec | 284 | Float_t * matrix[5]; //5x5 matrix with digits - indexing i = 0 ..4 j = -2..2 |
1c53abe2 | 285 | for (Int_t di=-2;di<=2;di++){ |
286 | matrix[di+2] = &bins[k+di*max]; | |
1c53abe2 | 287 | } |
288 | //build matrix with virtual charge | |
289 | Float_t sigmay2= GetSigmaY2(j0); | |
290 | Float_t sigmaz2= GetSigmaZ2(j0); | |
291 | ||
292 | Float_t vmatrix[5][5]; | |
293 | vmatrix[2][2] = matrix[2][0]; | |
294 | c.SetType(0); | |
6c024a0e | 295 | c.SetMax((UShort_t)(vmatrix[2][2])); // write maximal amplitude |
1c53abe2 | 296 | for (Int_t di =-1;di <=1;di++) |
297 | for (Int_t dj =-1;dj <=1;dj++){ | |
298 | Float_t amp = matrix[di+2][dj]; | |
299 | if ( (amp<2) && (fLoop<2)){ | |
300 | // if under threshold - calculate virtual charge | |
301 | Float_t ratio = TMath::Exp(-1.2*TMath::Abs(di)/sigmay2)*TMath::Exp(-1.2*TMath::Abs(dj)/sigmaz2); | |
302 | amp = ((matrix[2][0]-2)*(matrix[2][0]-2)/(matrix[-di+2][-dj]+2))*ratio; | |
303 | if (amp>2) amp = 2; | |
304 | vmatrix[2+di][2+dj]=amp; | |
305 | vmatrix[2+2*di][2+2*dj]=0; | |
306 | if ( (di*dj)!=0){ | |
307 | //DIAGONAL ELEMENTS | |
308 | vmatrix[2+2*di][2+dj] =0; | |
309 | vmatrix[2+di][2+2*dj] =0; | |
310 | } | |
311 | continue; | |
312 | } | |
313 | if (amp<4){ | |
314 | //if small amplitude - below 2 x threshold - don't consider other one | |
315 | vmatrix[2+di][2+dj]=amp; | |
316 | vmatrix[2+2*di][2+2*dj]=0; // don't take to the account next bin | |
317 | if ( (di*dj)!=0){ | |
318 | //DIAGONAL ELEMENTS | |
319 | vmatrix[2+2*di][2+dj] =0; | |
320 | vmatrix[2+di][2+2*dj] =0; | |
321 | } | |
322 | continue; | |
323 | } | |
324 | //if bigger then take everything | |
325 | vmatrix[2+di][2+dj]=amp; | |
326 | vmatrix[2+2*di][2+2*dj]= matrix[2*di+2][2*dj] ; | |
327 | if ( (di*dj)!=0){ | |
328 | //DIAGONAL ELEMENTS | |
329 | vmatrix[2+2*di][2+dj] = matrix[2*di+2][dj]; | |
330 | vmatrix[2+di][2+2*dj] = matrix[2+di][dj*2]; | |
331 | } | |
332 | } | |
333 | ||
334 | ||
335 | ||
336 | Float_t sumw=0; | |
337 | Float_t sumiw=0; | |
338 | Float_t sumi2w=0; | |
339 | Float_t sumjw=0; | |
340 | Float_t sumj2w=0; | |
341 | // | |
342 | for (Int_t i=-2;i<=2;i++) | |
343 | for (Int_t j=-2;j<=2;j++){ | |
344 | Float_t amp = vmatrix[i+2][j+2]; | |
345 | ||
346 | sumw += amp; | |
347 | sumiw += i*amp; | |
348 | sumi2w += i*i*amp; | |
349 | sumjw += j*amp; | |
350 | sumj2w += j*j*amp; | |
351 | } | |
352 | // | |
353 | Float_t meani = sumiw/sumw; | |
354 | Float_t mi2 = sumi2w/sumw-meani*meani; | |
355 | Float_t meanj = sumjw/sumw; | |
356 | Float_t mj2 = sumj2w/sumw-meanj*meanj; | |
357 | // | |
358 | Float_t ry = mi2/sigmay2; | |
359 | Float_t rz = mj2/sigmaz2; | |
360 | ||
361 | // | |
362 | if ( ( (ry<0.6) || (rz<0.6) ) && fLoop==2) return; | |
94bf739c | 363 | if ( ((ry <1.2) && (rz<1.2)) || (!fRecoParam->GetDoUnfold())) { |
194b0609 | 364 | // |
365 | //if cluster looks like expected or Unfolding not switched on | |
366 | //standard COG is used | |
1c53abe2 | 367 | //+1.2 deviation from expected sigma accepted |
368 | // c.fMax = FitMax(vmatrix,meani,meanj,TMath::Sqrt(sigmay2),TMath::Sqrt(sigmaz2)); | |
369 | ||
370 | meani +=i0; | |
371 | meanj +=j0; | |
372 | //set cluster parameters | |
373 | c.SetQ(sumw); | |
022ee144 | 374 | c.SetPad(meani-2.5); |
5bd7ed29 | 375 | c.SetTimeBin(meanj-3); |
1c53abe2 | 376 | c.SetSigmaY2(mi2); |
377 | c.SetSigmaZ2(mj2); | |
022ee144 | 378 | c.SetType(0); |
03fe1804 | 379 | AddCluster(c,(Float_t*)vmatrix,k); |
1c53abe2 | 380 | return; |
381 | } | |
382 | // | |
383 | //unfolding when neccessary | |
384 | // | |
385 | ||
13116aec | 386 | Float_t * matrix2[7]; //7x7 matrix with digits - indexing i = 0 ..6 j = -3..3 |
387 | Float_t dummy[7]={0,0,0,0,0,0}; | |
1c53abe2 | 388 | for (Int_t di=-3;di<=3;di++){ |
389 | matrix2[di+3] = &bins[k+di*max]; | |
390 | if ((k+di*max)<3) matrix2[di+3] = &dummy[3]; | |
391 | if ((k+di*max)>fMaxBin-3) matrix2[di+3] = &dummy[3]; | |
392 | } | |
393 | Float_t vmatrix2[5][5]; | |
394 | Float_t sumu; | |
395 | Float_t overlap; | |
396 | UnfoldCluster(matrix2,vmatrix2,meani,meanj,sumu,overlap); | |
397 | // | |
398 | // c.fMax = FitMax(vmatrix2,meani,meanj,TMath::Sqrt(sigmay2),TMath::Sqrt(sigmaz2)); | |
399 | meani +=i0; | |
400 | meanj +=j0; | |
401 | //set cluster parameters | |
402 | c.SetQ(sumu); | |
022ee144 | 403 | c.SetPad(meani-2.5); |
404 | c.SetTimeBin(meanj-3); | |
1c53abe2 | 405 | c.SetSigmaY2(mi2); |
406 | c.SetSigmaZ2(mj2); | |
407 | c.SetType(Char_t(overlap)+1); | |
03fe1804 | 408 | AddCluster(c,(Float_t*)vmatrix,k); |
1c53abe2 | 409 | |
410 | //unfolding 2 | |
411 | meani-=i0; | |
412 | meanj-=j0; | |
1c53abe2 | 413 | } |
414 | ||
415 | ||
416 | ||
13116aec | 417 | void AliTPCclustererMI::UnfoldCluster(Float_t * matrix2[7], Float_t recmatrix[5][5], Float_t & meani, Float_t & meanj, |
1c53abe2 | 418 | Float_t & sumu, Float_t & overlap ) |
419 | { | |
420 | // | |
421 | //unfold cluster from input matrix | |
422 | //data corresponding to cluster writen in recmatrix | |
423 | //output meani and meanj | |
424 | ||
425 | //take separatelly y and z | |
426 | ||
427 | Float_t sum3i[7] = {0,0,0,0,0,0,0}; | |
428 | Float_t sum3j[7] = {0,0,0,0,0,0,0}; | |
429 | ||
430 | for (Int_t k =0;k<7;k++) | |
431 | for (Int_t l = -1; l<=1;l++){ | |
432 | sum3i[k]+=matrix2[k][l]; | |
433 | sum3j[k]+=matrix2[l+3][k-3]; | |
434 | } | |
435 | Float_t mratio[3][3]={{1,1,1},{1,1,1},{1,1,1}}; | |
436 | // | |
437 | //unfold y | |
438 | Float_t sum3wi = 0; //charge minus overlap | |
439 | Float_t sum3wio = 0; //full charge | |
440 | Float_t sum3iw = 0; //sum for mean value | |
441 | for (Int_t dk=-1;dk<=1;dk++){ | |
442 | sum3wio+=sum3i[dk+3]; | |
443 | if (dk==0){ | |
444 | sum3wi+=sum3i[dk+3]; | |
445 | } | |
446 | else{ | |
447 | Float_t ratio =1; | |
448 | if ( ( ((sum3i[dk+3]+3)/(sum3i[3]-3))+1 < (sum3i[2*dk+3]-3)/(sum3i[dk+3]+3))|| | |
94bf739c | 449 | (sum3i[dk+3]<=sum3i[2*dk+3] && sum3i[dk+3]>2 )){ |
1c53abe2 | 450 | Float_t xm2 = sum3i[-dk+3]; |
451 | Float_t xm1 = sum3i[+3]; | |
452 | Float_t x1 = sum3i[2*dk+3]; | |
453 | Float_t x2 = sum3i[3*dk+3]; | |
cc5e9db0 | 454 | Float_t w11 = TMath::Max((Float_t)(4.*xm1-xm2),(Float_t)0.000001); |
455 | Float_t w12 = TMath::Max((Float_t)(4 *x1 -x2),(Float_t)0.); | |
1c53abe2 | 456 | ratio = w11/(w11+w12); |
457 | for (Int_t dl=-1;dl<=1;dl++) | |
458 | mratio[dk+1][dl+1] *= ratio; | |
459 | } | |
460 | Float_t amp = sum3i[dk+3]*ratio; | |
461 | sum3wi+=amp; | |
462 | sum3iw+= dk*amp; | |
463 | } | |
464 | } | |
465 | meani = sum3iw/sum3wi; | |
466 | Float_t overlapi = (sum3wio-sum3wi)/sum3wio; | |
467 | ||
468 | ||
469 | ||
470 | //unfold z | |
471 | Float_t sum3wj = 0; //charge minus overlap | |
472 | Float_t sum3wjo = 0; //full charge | |
473 | Float_t sum3jw = 0; //sum for mean value | |
474 | for (Int_t dk=-1;dk<=1;dk++){ | |
475 | sum3wjo+=sum3j[dk+3]; | |
476 | if (dk==0){ | |
477 | sum3wj+=sum3j[dk+3]; | |
478 | } | |
479 | else{ | |
480 | Float_t ratio =1; | |
481 | if ( ( ((sum3j[dk+3]+3)/(sum3j[3]-3))+1 < (sum3j[2*dk+3]-3)/(sum3j[dk+3]+3)) || | |
482 | (sum3j[dk+3]<=sum3j[2*dk+3] && sum3j[dk+3]>2)){ | |
483 | Float_t xm2 = sum3j[-dk+3]; | |
484 | Float_t xm1 = sum3j[+3]; | |
485 | Float_t x1 = sum3j[2*dk+3]; | |
486 | Float_t x2 = sum3j[3*dk+3]; | |
cc5e9db0 | 487 | Float_t w11 = TMath::Max((Float_t)(4.*xm1-xm2),(Float_t)0.000001); |
488 | Float_t w12 = TMath::Max((Float_t)(4 *x1 -x2),(Float_t)0.); | |
1c53abe2 | 489 | ratio = w11/(w11+w12); |
490 | for (Int_t dl=-1;dl<=1;dl++) | |
491 | mratio[dl+1][dk+1] *= ratio; | |
492 | } | |
493 | Float_t amp = sum3j[dk+3]*ratio; | |
494 | sum3wj+=amp; | |
495 | sum3jw+= dk*amp; | |
496 | } | |
497 | } | |
498 | meanj = sum3jw/sum3wj; | |
499 | Float_t overlapj = (sum3wjo-sum3wj)/sum3wjo; | |
500 | overlap = Int_t(100*TMath::Max(overlapi,overlapj)+3); | |
501 | sumu = (sum3wj+sum3wi)/2.; | |
502 | ||
503 | if (overlap ==3) { | |
504 | //if not overlap detected remove everything | |
505 | for (Int_t di =-2; di<=2;di++) | |
506 | for (Int_t dj =-2; dj<=2;dj++){ | |
507 | recmatrix[di+2][dj+2] = matrix2[3+di][dj]; | |
508 | } | |
509 | } | |
510 | else{ | |
511 | for (Int_t di =-1; di<=1;di++) | |
512 | for (Int_t dj =-1; dj<=1;dj++){ | |
513 | Float_t ratio =1; | |
514 | if (mratio[di+1][dj+1]==1){ | |
515 | recmatrix[di+2][dj+2] = matrix2[3+di][dj]; | |
516 | if (TMath::Abs(di)+TMath::Abs(dj)>1){ | |
517 | recmatrix[2*di+2][dj+2] = matrix2[3+2*di][dj]; | |
518 | recmatrix[di+2][2*dj+2] = matrix2[3+di][2*dj]; | |
519 | } | |
520 | recmatrix[2*di+2][2*dj+2] = matrix2[3+2*di][2*dj]; | |
521 | } | |
522 | else | |
523 | { | |
524 | //if we have overlap in direction | |
525 | recmatrix[di+2][dj+2] = mratio[di+1][dj+1]* matrix2[3+di][dj]; | |
526 | if (TMath::Abs(di)+TMath::Abs(dj)>1){ | |
cc5e9db0 | 527 | ratio = TMath::Min((Float_t)(recmatrix[di+2][dj+2]/(matrix2[3+0*di][1*dj]+1)),(Float_t)1.); |
1c53abe2 | 528 | recmatrix[2*di+2][dj+2] = ratio*recmatrix[di+2][dj+2]; |
529 | // | |
cc5e9db0 | 530 | ratio = TMath::Min((Float_t)(recmatrix[di+2][dj+2]/(matrix2[3+1*di][0*dj]+1)),(Float_t)1.); |
1c53abe2 | 531 | recmatrix[di+2][2*dj+2] = ratio*recmatrix[di+2][dj+2]; |
532 | } | |
533 | else{ | |
534 | ratio = recmatrix[di+2][dj+2]/matrix2[3][0]; | |
535 | recmatrix[2*di+2][2*dj+2] = ratio*recmatrix[di+2][dj+2]; | |
536 | } | |
537 | } | |
538 | } | |
539 | } | |
1c53abe2 | 540 | |
541 | } | |
542 | ||
543 | Float_t AliTPCclustererMI::FitMax(Float_t vmatrix[5][5], Float_t y, Float_t z, Float_t sigmay, Float_t sigmaz) | |
544 | { | |
545 | // | |
546 | // estimate max | |
547 | Float_t sumteor= 0; | |
548 | Float_t sumamp = 0; | |
549 | ||
550 | for (Int_t di = -1;di<=1;di++) | |
551 | for (Int_t dj = -1;dj<=1;dj++){ | |
552 | if (vmatrix[2+di][2+dj]>2){ | |
553 | Float_t teor = TMath::Gaus(di,y,sigmay*1.2)*TMath::Gaus(dj,z,sigmaz*1.2); | |
554 | sumteor += teor*vmatrix[2+di][2+dj]; | |
555 | sumamp += vmatrix[2+di][2+dj]*vmatrix[2+di][2+dj]; | |
556 | } | |
557 | } | |
558 | Float_t max = sumamp/sumteor; | |
559 | return max; | |
560 | } | |
561 | ||
12ed89e4 | 562 | void AliTPCclustererMI::AddCluster(AliTPCclusterMI &c, Float_t * /*matrix*/, Int_t /*pos*/){ |
1c53abe2 | 563 | // |
1c53abe2 | 564 | // |
022ee144 | 565 | // Transform cluster to the rotated global coordinata |
566 | // Assign labels to the cluster | |
567 | // add the cluster to the array | |
568 | // for more details - See AliTPCTranform::Transform(x,i,0,1) | |
569 | Float_t meani = c.GetPad(); | |
570 | Float_t meanj = c.GetTimeBin(); | |
1c53abe2 | 571 | |
022ee144 | 572 | Int_t ki = TMath::Nint(meani); |
1c53abe2 | 573 | if (ki<0) ki=0; |
574 | if (ki>=fMaxPad) ki = fMaxPad-1; | |
022ee144 | 575 | Int_t kj = TMath::Nint(meanj); |
1c53abe2 | 576 | if (kj<0) kj=0; |
577 | if (kj>=fMaxTime-3) kj=fMaxTime-4; | |
022ee144 | 578 | // ki and kj shifted as integers coordinata |
f8aae377 | 579 | if (fRowDig) { |
580 | c.SetLabel(fRowDig->GetTrackIDFast(kj,ki,0)-2,0); | |
581 | c.SetLabel(fRowDig->GetTrackIDFast(kj,ki,1)-2,1); | |
582 | c.SetLabel(fRowDig->GetTrackIDFast(kj,ki,2)-2,2); | |
583 | } | |
1c53abe2 | 584 | |
022ee144 | 585 | c.SetRow(fRow); |
586 | c.SetDetector(fSector); | |
1c53abe2 | 587 | Float_t s2 = c.GetSigmaY2(); |
588 | Float_t w=fParam->GetPadPitchWidth(fSector); | |
1c53abe2 | 589 | c.SetSigmaY2(s2*w*w); |
590 | s2 = c.GetSigmaZ2(); | |
022ee144 | 591 | c.SetSigmaZ2(s2*fZWidth*fZWidth); |
592 | // | |
593 | // | |
594 | // | |
239f39b1 | 595 | |
022ee144 | 596 | AliTPCTransform *transform = AliTPCcalibDB::Instance()->GetTransform() ; |
597 | if (!transform) { | |
239f39b1 | 598 | AliFatal("Tranformations not in calibDB"); |
022ee144 | 599 | } |
239f39b1 | 600 | transform->SetCurrentRecoParam((AliTPCRecoParam*)fRecoParam); |
022ee144 | 601 | Double_t x[3]={c.GetRow(),c.GetPad(),c.GetTimeBin()}; |
602 | Int_t i[1]={fSector}; | |
603 | transform->Transform(x,i,0,1); | |
604 | c.SetX(x[0]); | |
605 | c.SetY(x[1]); | |
606 | c.SetZ(x[2]); | |
607 | // | |
608 | // | |
1c53abe2 | 609 | if (ki<=1 || ki>=fMaxPad-1 || kj==1 || kj==fMaxTime-2) { |
1c53abe2 | 610 | c.SetType(-(c.GetType()+3)); //edge clusters |
611 | } | |
612 | if (fLoop==2) c.SetType(100); | |
eea36fac | 613 | if (!AcceptCluster(&c)) return; |
1c53abe2 | 614 | |
98ee6d31 | 615 | // select output |
616 | TClonesArray * arr = 0; | |
617 | AliTPCclusterMI * cl = 0; | |
618 | ||
619 | if(fBClonesArray==kFALSE) { | |
620 | arr = fRowCl->GetArray(); | |
621 | cl = new ((*arr)[fNcluster]) AliTPCclusterMI(c); | |
622 | } else { | |
623 | cl = new ((*fOutputClonesArray)[fNclusters+fNcluster]) AliTPCclusterMI(c); | |
624 | } | |
625 | ||
d101caf3 | 626 | // if (fRecoParam->DumpSignal() &&matrix ) { |
627 | // Int_t nbins=0; | |
628 | // Float_t *graph =0; | |
629 | // if (fRecoParam->GetCalcPedestal() && cl->GetMax()>fRecoParam->GetDumpAmplitudeMin() &&fBDumpSignal){ | |
630 | // nbins = fMaxTime; | |
631 | // graph = &(fBins[fMaxTime*(pos/fMaxTime)]); | |
632 | // } | |
633 | // AliTPCclusterInfo * info = new AliTPCclusterInfo(matrix,nbins,graph); | |
634 | // cl->SetInfo(info); | |
635 | // } | |
b127a65f | 636 | if (!fRecoParam->DumpSignal()) { |
637 | cl->SetInfo(0); | |
638 | } | |
eea36fac | 639 | |
640 | if (AliTPCReconstructor::StreamLevel()>1) { | |
b7a563f9 | 641 | Float_t xyz[3]; |
642 | cl->GetGlobalXYZ(xyz); | |
eea36fac | 643 | (*fDebugStreamer)<<"Clusters"<< |
644 | "Cl.="<<cl<< | |
b7a563f9 | 645 | "gx="<<xyz[0]<< |
646 | "gy="<<xyz[1]<< | |
647 | "gz="<<xyz[2]<< | |
eea36fac | 648 | "\n"; |
649 | } | |
1c53abe2 | 650 | |
651 | fNcluster++; | |
652 | } | |
653 | ||
654 | ||
655 | //_____________________________________________________________________________ | |
f8aae377 | 656 | void AliTPCclustererMI::Digits2Clusters() |
1c53abe2 | 657 | { |
658 | //----------------------------------------------------------------- | |
659 | // This is a simple cluster finder. | |
660 | //----------------------------------------------------------------- | |
1c53abe2 | 661 | |
f8aae377 | 662 | if (!fInput) { |
663 | Error("Digits2Clusters", "input tree not initialised"); | |
1c53abe2 | 664 | return; |
665 | } | |
b7a563f9 | 666 | fRecoParam = AliTPCReconstructor::GetRecoParam(); |
667 | if (!fRecoParam){ | |
668 | AliFatal("Can not get the reconstruction parameters"); | |
669 | } | |
670 | if(AliTPCReconstructor::StreamLevel()>5) { | |
671 | AliInfo("Parameter Dumps"); | |
672 | fParam->Dump(); | |
673 | fRecoParam->Dump(); | |
674 | } | |
675 | ||
13116aec | 676 | AliTPCCalPad * gainTPC = AliTPCcalibDB::Instance()->GetPadGainFactor(); |
940ed1f0 | 677 | AliTPCCalPad * noiseTPC = AliTPCcalibDB::Instance()->GetPadNoise(); |
1c53abe2 | 678 | AliSimDigits digarr, *dummy=&digarr; |
679 | fRowDig = dummy; | |
680 | fInput->GetBranch("Segment")->SetAddress(&dummy); | |
681 | Stat_t nentries = fInput->GetEntries(); | |
682 | ||
daac2a58 | 683 | fMaxTime=fRecoParam->GetLastBin()+6; // add 3 virtual time bins before and 3 after |
1c53abe2 | 684 | |
1c53abe2 | 685 | Int_t nclusters = 0; |
13116aec | 686 | |
1c53abe2 | 687 | for (Int_t n=0; n<nentries; n++) { |
688 | fInput->GetEvent(n); | |
508541c7 | 689 | if (!fParam->AdjustSectorRow(digarr.GetID(),fSector,fRow)) { |
1c53abe2 | 690 | cerr<<"AliTPC warning: invalid segment ID ! "<<digarr.GetID()<<endl; |
691 | continue; | |
692 | } | |
508541c7 | 693 | Int_t row = fRow; |
13116aec | 694 | AliTPCCalROC * gainROC = gainTPC->GetCalROC(fSector); // pad gains per given sector |
940ed1f0 | 695 | AliTPCCalROC * noiseROC = noiseTPC->GetCalROC(fSector); // noise per given sector |
13116aec | 696 | // |
1c53abe2 | 697 | |
ebe95b38 | 698 | fRowCl->SetID(digarr.GetID()); |
699 | if (fOutput) fOutput->GetBranch("Segment")->SetAddress(&fRowCl); | |
f8aae377 | 700 | fRx=fParam->GetPadRowRadii(fSector,row); |
1c53abe2 | 701 | |
702 | ||
f8aae377 | 703 | const Int_t kNIS=fParam->GetNInnerSector(), kNOS=fParam->GetNOuterSector(); |
1c53abe2 | 704 | fZWidth = fParam->GetZWidth(); |
705 | if (fSector < kNIS) { | |
f8aae377 | 706 | fMaxPad = fParam->GetNPadsLow(row); |
1c53abe2 | 707 | fSign = (fSector < kNIS/2) ? 1 : -1; |
f8aae377 | 708 | fPadLength = fParam->GetPadPitchLength(fSector,row); |
709 | fPadWidth = fParam->GetPadPitchWidth(); | |
1c53abe2 | 710 | } else { |
f8aae377 | 711 | fMaxPad = fParam->GetNPadsUp(row); |
1c53abe2 | 712 | fSign = ((fSector-kNIS) < kNOS/2) ? 1 : -1; |
f8aae377 | 713 | fPadLength = fParam->GetPadPitchLength(fSector,row); |
714 | fPadWidth = fParam->GetPadPitchWidth(); | |
1c53abe2 | 715 | } |
716 | ||
717 | ||
718 | fMaxBin=fMaxTime*(fMaxPad+6); // add 3 virtual pads before and 3 after | |
13116aec | 719 | fBins =new Float_t[fMaxBin]; |
5b33a7f5 | 720 | fSigBins =new Int_t[fMaxBin]; |
721 | fNSigBins = 0; | |
13116aec | 722 | memset(fBins,0,sizeof(Float_t)*fMaxBin); |
1c53abe2 | 723 | |
724 | if (digarr.First()) //MI change | |
725 | do { | |
13116aec | 726 | Float_t dig=digarr.CurrentDigit(); |
f8aae377 | 727 | if (dig<=fParam->GetZeroSup()) continue; |
1c53abe2 | 728 | Int_t j=digarr.CurrentRow()+3, i=digarr.CurrentColumn()+3; |
9d4f75a9 | 729 | Float_t gain = gainROC->GetValue(row,digarr.CurrentColumn()); |
5b33a7f5 | 730 | Int_t bin = i*fMaxTime+j; |
d6021085 | 731 | if (gain>0){ |
732 | fBins[bin]=dig/gain; | |
733 | }else{ | |
734 | fBins[bin]=0; | |
735 | } | |
5b33a7f5 | 736 | fSigBins[fNSigBins++]=bin; |
1c53abe2 | 737 | } while (digarr.Next()); |
738 | digarr.ExpandTrackBuffer(); | |
739 | ||
940ed1f0 | 740 | FindClusters(noiseROC); |
ebe95b38 | 741 | FillRow(); |
d101caf3 | 742 | fRowCl->GetArray()->Clear(); |
88cb7938 | 743 | nclusters+=fNcluster; |
98ee6d31 | 744 | |
5b33a7f5 | 745 | delete[] fBins; |
746 | delete[] fSigBins; | |
88cb7938 | 747 | } |
b7a563f9 | 748 | |
19dd5b2f | 749 | Info("Digits2Clusters", "Number of found clusters : %d", nclusters); |
f8aae377 | 750 | } |
751 | ||
7c9528d8 | 752 | void AliTPCclustererMI::ProcessSectorData(Float_t** allBins, Int_t** allSigBins, Int_t* allNSigBins){ |
753 | // | |
754 | // Process the data for the current sector | |
755 | // | |
756 | ||
757 | AliTPCCalPad * pedestalTPC = AliTPCcalibDB::Instance()->GetPedestals(); | |
758 | AliTPCCalPad * noiseTPC = AliTPCcalibDB::Instance()->GetPadNoise(); | |
759 | AliTPCCalROC * pedestalROC = pedestalTPC->GetCalROC(fSector); // pedestal per given sector | |
760 | AliTPCCalROC * noiseROC = noiseTPC->GetCalROC(fSector); // noise per given sector | |
761 | //check the presence of the calibration | |
762 | if (!noiseROC ||!pedestalROC ) { | |
763 | AliError(Form("Missing calibration per sector\t%d\n",fSector)); | |
764 | return; | |
765 | } | |
766 | Int_t nRows=fParam->GetNRow(fSector); | |
767 | Bool_t calcPedestal = fRecoParam->GetCalcPedestal(); | |
768 | Int_t zeroSup = fParam->GetZeroSup(); | |
769 | // if (calcPedestal) { | |
770 | if (kFALSE ) { | |
771 | for (Int_t iRow = 0; iRow < nRows; iRow++) { | |
772 | Int_t maxPad = fParam->GetNPads(fSector, iRow); | |
773 | ||
774 | for (Int_t iPad = 3; iPad < maxPad + 3; iPad++) { | |
775 | // | |
776 | // Temporary fix for data production - !!!! MARIAN | |
777 | // The noise calibration should take mean and RMS - currently the Gaussian fit used | |
778 | // In case of double peak - the pad should be rejected | |
779 | // | |
780 | // Line mean - if more than given digits over threshold - make a noise calculation | |
781 | // and pedestal substration | |
782 | if (!calcPedestal && allBins[iRow][iPad*fMaxTime+0]<50) continue; | |
783 | // | |
784 | if (allBins[iRow][iPad*fMaxTime+0] <1 ) continue; // no data | |
785 | Float_t *p = &allBins[iRow][iPad*fMaxTime+3]; | |
786 | //Float_t pedestal = TMath::Median(fMaxTime, p); | |
787 | Int_t id[3] = {fSector, iRow, iPad-3}; | |
788 | // calib values | |
789 | Double_t rmsCalib= noiseROC->GetValue(iRow,iPad-3); | |
790 | Double_t pedestalCalib = pedestalROC->GetValue(iRow,iPad-3); | |
791 | Double_t rmsEvent = rmsCalib; | |
792 | Double_t pedestalEvent = pedestalCalib; | |
793 | ProcesSignal(p, fMaxTime, id, rmsEvent, pedestalEvent); | |
794 | if (rmsEvent<rmsCalib) rmsEvent = rmsCalib; // take worst scenario | |
795 | if (TMath::Abs(pedestalEvent-pedestalCalib)<1.0) pedestalEvent = pedestalCalib; | |
796 | ||
797 | // | |
798 | for (Int_t iTimeBin = 0; iTimeBin < fMaxTime; iTimeBin++) { | |
799 | Int_t bin = iPad*fMaxTime+iTimeBin; | |
800 | allBins[iRow][bin] -= pedestalEvent; | |
801 | if (iTimeBin < fRecoParam->GetFirstBin()) | |
802 | allBins[iRow][bin] = 0; | |
803 | if (iTimeBin > fRecoParam->GetLastBin()) | |
804 | allBins[iRow][bin] = 0; | |
805 | if (allBins[iRow][iPad*fMaxTime+iTimeBin] < zeroSup) | |
806 | allBins[iRow][bin] = 0; | |
807 | if (allBins[iRow][bin] < 3.0*rmsEvent) // 3 sigma cut on RMS | |
808 | allBins[iRow][bin] = 0; | |
809 | if (allBins[iRow][bin]) allSigBins[iRow][allNSigBins[iRow]++] = bin; | |
810 | } | |
811 | } | |
812 | } | |
813 | } | |
814 | ||
815 | if (AliTPCReconstructor::StreamLevel()>3) { | |
816 | for (Int_t iRow = 0; iRow < nRows; iRow++) { | |
817 | Int_t maxPad = fParam->GetNPads(fSector,iRow); | |
818 | ||
819 | for (Int_t iPad = 3; iPad < maxPad + 3; iPad++) { | |
820 | for (Int_t iTimeBin = 0; iTimeBin < fMaxTime; iTimeBin++) { | |
821 | Int_t bin = iPad*fMaxTime+iTimeBin; | |
822 | Float_t signal = allBins[iRow][bin]; | |
823 | if (AliTPCReconstructor::StreamLevel()>3 && signal>3) { | |
824 | Double_t x[]={iRow,iPad-3,iTimeBin-3}; | |
825 | Int_t i[]={fSector}; | |
826 | AliTPCTransform trafo; | |
827 | trafo.Transform(x,i,0,1); | |
828 | Double_t gx[3]={x[0],x[1],x[2]}; | |
829 | trafo.RotatedGlobal2Global(fSector,gx); | |
830 | // allSigBins[iRow][allNSigBins[iRow]++] | |
831 | Int_t rowsigBins = allNSigBins[iRow]; | |
832 | Int_t first=allSigBins[iRow][0]; | |
833 | Int_t last= 0; | |
834 | // if (rowsigBins>0) allSigBins[iRow][allNSigBins[iRow]-1]; | |
835 | ||
836 | if (AliTPCReconstructor::StreamLevel()>0) { | |
837 | (*fDebugStreamer)<<"Digits"<< | |
838 | "sec="<<fSector<< | |
839 | "row="<<iRow<< | |
840 | "pad="<<iPad<< | |
841 | "time="<<iTimeBin<< | |
842 | "sig="<<signal<< | |
843 | "x="<<x[0]<< | |
844 | "y="<<x[1]<< | |
845 | "z="<<x[2]<< | |
846 | "gx="<<gx[0]<< | |
847 | "gy="<<gx[1]<< | |
848 | "gz="<<gx[2]<< | |
849 | // | |
850 | "rowsigBins="<<rowsigBins<< | |
851 | "first="<<first<< | |
852 | "last="<<last<< | |
853 | "\n"; | |
854 | } | |
855 | } | |
856 | } | |
857 | } | |
858 | } | |
859 | } | |
860 | ||
861 | // Now loop over rows and find clusters | |
862 | for (fRow = 0; fRow < nRows; fRow++) { | |
863 | fRowCl->SetID(fParam->GetIndex(fSector, fRow)); | |
864 | if (fOutput) fOutput->GetBranch("Segment")->SetAddress(&fRowCl); | |
865 | ||
866 | fRx = fParam->GetPadRowRadii(fSector, fRow); | |
867 | fPadLength = fParam->GetPadPitchLength(fSector, fRow); | |
868 | fPadWidth = fParam->GetPadPitchWidth(); | |
869 | fMaxPad = fParam->GetNPads(fSector,fRow); | |
870 | fMaxBin = fMaxTime*(fMaxPad+6); // add 3 virtual pads before and 3 after | |
871 | ||
872 | fBins = allBins[fRow]; | |
873 | fSigBins = allSigBins[fRow]; | |
874 | fNSigBins = allNSigBins[fRow]; | |
875 | ||
876 | FindClusters(noiseROC); | |
877 | ||
878 | FillRow(); | |
879 | if(fBClonesArray == kFALSE) fRowCl->GetArray()->Clear(); | |
880 | fNclusters += fNcluster; | |
881 | ||
882 | } // End of loop to find clusters | |
883 | } | |
884 | ||
885 | ||
f8aae377 | 886 | void AliTPCclustererMI::Digits2Clusters(AliRawReader* rawReader) |
887 | { | |
888 | //----------------------------------------------------------------- | |
22c352f8 | 889 | // This is a cluster finder for the TPC raw data. |
890 | // The method assumes NO ordering of the altro channels. | |
891 | // The pedestal subtraction can be switched on and off | |
892 | // using an option of the TPC reconstructor | |
f8aae377 | 893 | //----------------------------------------------------------------- |
b7a563f9 | 894 | fRecoParam = AliTPCReconstructor::GetRecoParam(); |
895 | if (!fRecoParam){ | |
896 | AliFatal("Can not get the reconstruction parameters"); | |
897 | } | |
898 | if(AliTPCReconstructor::StreamLevel()>5) { | |
899 | AliInfo("Parameter Dumps"); | |
900 | fParam->Dump(); | |
901 | fRecoParam->Dump(); | |
902 | } | |
f8aae377 | 903 | fRowDig = NULL; |
adefcaa6 | 904 | AliTPCROC * roc = AliTPCROC::Instance(); |
22c352f8 | 905 | AliTPCCalPad * gainTPC = AliTPCcalibDB::Instance()->GetPadGainFactor(); |
7c9528d8 | 906 | AliTPCAltroMapping** mapping =AliTPCcalibDB::Instance()->GetMapping(); |
907 | // | |
908 | AliTPCRawStreamV3 input(rawReader,(AliAltroMapping**)mapping); | |
909 | fEventHeader = (AliRawEventHeaderBase*)rawReader->GetEventHeader(); | |
910 | if (fEventHeader){ | |
911 | fTimeStamp = fEventHeader->Get("Timestamp"); | |
912 | fEventType = fEventHeader->Get("Type"); | |
913 | } | |
914 | ||
915 | // creaate one TClonesArray for all clusters | |
916 | if(fBClonesArray && !fOutputClonesArray) fOutputClonesArray = new TClonesArray("AliTPCclusterMI",1000); | |
917 | // reset counter | |
918 | fNclusters = 0; | |
919 | ||
920 | fMaxTime = fRecoParam->GetLastBin() + 6; // add 3 virtual time bins before and 3 after | |
921 | // const Int_t kNIS = fParam->GetNInnerSector(); | |
922 | // const Int_t kNOS = fParam->GetNOuterSector(); | |
923 | // const Int_t kNS = kNIS + kNOS; | |
924 | fZWidth = fParam->GetZWidth(); | |
925 | Int_t zeroSup = fParam->GetZeroSup(); | |
926 | // | |
927 | //alocate memory for sector - maximal case | |
928 | // | |
929 | Float_t** allBins = NULL; | |
930 | Int_t** allSigBins = NULL; | |
931 | Int_t* allNSigBins = NULL; | |
932 | Int_t nRowsMax = roc->GetNRows(roc->GetNSector()-1); | |
933 | Int_t nPadsMax = roc->GetNPads(roc->GetNSector()-1,nRowsMax-1); | |
934 | allBins = new Float_t*[nRowsMax]; | |
935 | allSigBins = new Int_t*[nRowsMax]; | |
936 | allNSigBins = new Int_t[nRowsMax]; | |
937 | for (Int_t iRow = 0; iRow < nRowsMax; iRow++) { | |
938 | // | |
939 | Int_t maxBin = fMaxTime*(nPadsMax+6); // add 3 virtual pads before and 3 after | |
940 | allBins[iRow] = new Float_t[maxBin]; | |
941 | memset(allBins[iRow],0,sizeof(Float_t)*maxBin); | |
942 | allSigBins[iRow] = new Int_t[maxBin]; | |
943 | allNSigBins[iRow]=0; | |
944 | } | |
945 | ||
946 | Int_t prevSector=-1; | |
947 | rawReader->Reset(); | |
948 | Int_t digCounter=0; | |
949 | // | |
950 | // Loop over DDLs | |
951 | // | |
952 | const Int_t kNIS = fParam->GetNInnerSector(); | |
953 | const Int_t kNOS = fParam->GetNOuterSector(); | |
954 | const Int_t kNS = kNIS + kNOS; | |
955 | ||
956 | for(fSector = 0; fSector < kNS; fSector++) { | |
957 | ||
958 | Int_t nRows = 0; | |
959 | Int_t nDDLs = 0, indexDDL = 0; | |
960 | if (fSector < kNIS) { | |
961 | nRows = fParam->GetNRowLow(); | |
962 | fSign = (fSector < kNIS/2) ? 1 : -1; | |
963 | nDDLs = 2; | |
964 | indexDDL = fSector * 2; | |
965 | } | |
966 | else { | |
967 | nRows = fParam->GetNRowUp(); | |
968 | fSign = ((fSector-kNIS) < kNOS/2) ? 1 : -1; | |
969 | nDDLs = 4; | |
970 | indexDDL = (fSector-kNIS) * 4 + kNIS * 2; | |
971 | } | |
972 | ||
973 | // load the raw data for corresponding DDLs | |
974 | rawReader->Reset(); | |
975 | rawReader->Select("TPC",indexDDL,indexDDL+nDDLs-1); | |
976 | ||
977 | while (input.NextDDL()){ | |
978 | if (input.GetSector() != fSector) | |
979 | AliFatal(Form("Sector index mismatch ! Expected (%d), but got (%d) !",fSector,input.GetSector())); | |
980 | ||
981 | Int_t nRows = fParam->GetNRow(fSector); | |
982 | ||
983 | AliTPCCalROC * gainROC = gainTPC->GetCalROC(fSector); // pad gains per given sector | |
984 | // Begin loop over altro data | |
985 | Bool_t calcPedestal = fRecoParam->GetCalcPedestal(); | |
986 | Float_t gain =1; | |
987 | ||
988 | //loop over pads | |
989 | while ( input.NextChannel() ) { | |
990 | Int_t iRow = input.GetRow(); | |
991 | if (iRow < 0){ | |
992 | continue; | |
993 | } | |
994 | if (iRow >= nRows){ | |
995 | AliError(Form("Pad-row index (%d) outside the range (%d -> %d) !", | |
996 | iRow, 0, nRows -1)); | |
997 | continue; | |
998 | } | |
999 | //pad | |
1000 | Int_t iPad = input.GetPad(); | |
1001 | if (iPad < 0 || iPad >= nPadsMax) { | |
1002 | AliError(Form("Pad index (%d) outside the range (%d -> %d) !", | |
1003 | iPad, 0, nPadsMax-1)); | |
1004 | continue; | |
1005 | } | |
1006 | gain = gainROC->GetValue(iRow,iPad); | |
1007 | iPad+=3; | |
1008 | ||
1009 | //loop over bunches | |
1010 | while ( input.NextBunch() ){ | |
1011 | Int_t startTbin = (Int_t)input.GetStartTimeBin(); | |
1012 | Int_t bunchlength = (Int_t)input.GetBunchLength(); | |
1013 | const UShort_t *sig = input.GetSignals(); | |
1014 | for (Int_t iTime = 0; iTime<bunchlength; iTime++){ | |
1015 | Int_t iTimeBin=startTbin-iTime; | |
1016 | if ( iTimeBin < fRecoParam->GetFirstBin() || iTimeBin >= fRecoParam->GetLastBin()){ | |
1017 | continue; | |
1018 | AliFatal(Form("Timebin index (%d) outside the range (%d -> %d) !", | |
1019 | iTimeBin, 0, iTimeBin -1)); | |
1020 | } | |
1021 | iTimeBin+=3; | |
1022 | //signal | |
1023 | Float_t signal=(Float_t)sig[iTime]; | |
1024 | if (!calcPedestal && signal <= zeroSup) continue; | |
1025 | ||
1026 | if (!calcPedestal) { | |
1027 | Int_t bin = iPad*fMaxTime+iTimeBin; | |
1028 | if (gain>0){ | |
1029 | allBins[iRow][bin] = signal/gain; | |
1030 | }else{ | |
1031 | allBins[iRow][bin] =0; | |
1032 | } | |
1033 | allSigBins[iRow][allNSigBins[iRow]++] = bin; | |
1034 | }else{ | |
1035 | allBins[iRow][iPad*fMaxTime+iTimeBin] = signal; | |
1036 | } | |
1037 | allBins[iRow][iPad*fMaxTime+0]+=1.; // pad with signal | |
1038 | ||
1039 | // Temporary | |
1040 | digCounter++; | |
1041 | }// end loop signals in bunch | |
1042 | }// end loop bunches | |
1043 | } // end loop pads | |
1044 | // | |
1045 | // | |
1046 | // | |
1047 | // | |
1048 | // Now loop over rows and perform pedestal subtraction | |
1049 | if (digCounter==0) continue; | |
1050 | } // End of loop over sectors | |
1051 | //process last sector | |
1052 | if ( digCounter>0 ){ | |
1053 | ProcessSectorData(allBins, allSigBins, allNSigBins); | |
1054 | for (Int_t iRow = 0; iRow < fParam->GetNRow(fSector); iRow++) { | |
1055 | Int_t maxPad = fParam->GetNPads(fSector,iRow); | |
1056 | Int_t maxBin = fMaxTime*(maxPad+6); // add 3 virtual pads before and 3 after | |
1057 | memset(allBins[iRow],0,sizeof(Float_t)*maxBin); | |
1058 | allNSigBins[iRow] = 0; | |
1059 | } | |
1060 | prevSector=fSector; | |
1061 | digCounter=0; | |
1062 | } | |
1063 | } | |
1064 | ||
1065 | ||
1066 | ||
1067 | for (Int_t iRow = 0; iRow < nRowsMax; iRow++) { | |
1068 | delete [] allBins[iRow]; | |
1069 | delete [] allSigBins[iRow]; | |
1070 | } | |
1071 | delete [] allBins; | |
1072 | delete [] allSigBins; | |
1073 | delete [] allNSigBins; | |
1074 | ||
1075 | if (rawReader->GetEventId() && fOutput ){ | |
1076 | Info("Digits2Clusters", "File %s Event\t%d\tNumber of found clusters : %d\n", fOutput->GetName(),*(rawReader->GetEventId()), fNclusters); | |
1077 | } | |
1078 | ||
1079 | if(rawReader->GetEventId()) { | |
1080 | Info("Digits2Clusters", "Event\t%d\tNumber of found clusters : %d\n",*(rawReader->GetEventId()), fNclusters); | |
1081 | } | |
1082 | ||
1083 | if(fBClonesArray) { | |
1084 | //Info("Digits2Clusters", "Number of found clusters : %d\n",fOutputClonesArray->GetEntriesFast()); | |
1085 | } | |
1086 | } | |
1087 | ||
1088 | ||
1089 | ||
1090 | ||
1091 | ||
1092 | void AliTPCclustererMI::Digits2ClustersOld | |
1093 | (AliRawReader* rawReader) | |
1094 | { | |
1095 | //----------------------------------------------------------------- | |
1096 | // This is a cluster finder for the TPC raw data. | |
1097 | // The method assumes NO ordering of the altro channels. | |
1098 | // The pedestal subtraction can be switched on and off | |
1099 | // using an option of the TPC reconstructor | |
1100 | //----------------------------------------------------------------- | |
1101 | fRecoParam = AliTPCReconstructor::GetRecoParam(); | |
1102 | if (!fRecoParam){ | |
1103 | AliFatal("Can not get the reconstruction parameters"); | |
1104 | } | |
1105 | if(AliTPCReconstructor::StreamLevel()>5) { | |
1106 | AliInfo("Parameter Dumps"); | |
1107 | fParam->Dump(); | |
1108 | fRecoParam->Dump(); | |
1109 | } | |
1110 | fRowDig = NULL; | |
1111 | AliTPCROC * roc = AliTPCROC::Instance(); | |
1112 | AliTPCCalPad * gainTPC = AliTPCcalibDB::Instance()->GetPadGainFactor(); | |
d6834f5f | 1113 | AliTPCAltroMapping** mapping =AliTPCcalibDB::Instance()->GetMapping(); |
1114 | // | |
1115 | AliTPCRawStream input(rawReader,(AliAltroMapping**)mapping); | |
ef4ad662 | 1116 | fEventHeader = (AliRawEventHeaderBase*)rawReader->GetEventHeader(); |
1117 | if (fEventHeader){ | |
1118 | fTimeStamp = fEventHeader->Get("Timestamp"); | |
1119 | fEventType = fEventHeader->Get("Type"); | |
1120 | } | |
1121 | ||
98ee6d31 | 1122 | // creaate one TClonesArray for all clusters |
44adbd4b | 1123 | if(fBClonesArray && !fOutputClonesArray) fOutputClonesArray = new TClonesArray("AliTPCclusterMI",1000); |
98ee6d31 | 1124 | // reset counter |
1125 | fNclusters = 0; | |
88cb7938 | 1126 | |
daac2a58 | 1127 | fMaxTime = fRecoParam->GetLastBin() + 6; // add 3 virtual time bins before and 3 after |
f8aae377 | 1128 | const Int_t kNIS = fParam->GetNInnerSector(); |
1129 | const Int_t kNOS = fParam->GetNOuterSector(); | |
1130 | const Int_t kNS = kNIS + kNOS; | |
1131 | fZWidth = fParam->GetZWidth(); | |
1132 | Int_t zeroSup = fParam->GetZeroSup(); | |
adefcaa6 | 1133 | // |
1134 | //alocate memory for sector - maximal case | |
1135 | // | |
22c352f8 | 1136 | Float_t** allBins = NULL; |
5b33a7f5 | 1137 | Int_t** allSigBins = NULL; |
1138 | Int_t* allNSigBins = NULL; | |
adefcaa6 | 1139 | Int_t nRowsMax = roc->GetNRows(roc->GetNSector()-1); |
1140 | Int_t nPadsMax = roc->GetNPads(roc->GetNSector()-1,nRowsMax-1); | |
1141 | allBins = new Float_t*[nRowsMax]; | |
5b33a7f5 | 1142 | allSigBins = new Int_t*[nRowsMax]; |
1143 | allNSigBins = new Int_t[nRowsMax]; | |
adefcaa6 | 1144 | for (Int_t iRow = 0; iRow < nRowsMax; iRow++) { |
1145 | // | |
1146 | Int_t maxBin = fMaxTime*(nPadsMax+6); // add 3 virtual pads before and 3 after | |
1147 | allBins[iRow] = new Float_t[maxBin]; | |
adefcaa6 | 1148 | memset(allBins[iRow],0,sizeof(Float_t)*maxBin); |
5b33a7f5 | 1149 | allSigBins[iRow] = new Int_t[maxBin]; |
1150 | allNSigBins[iRow]=0; | |
adefcaa6 | 1151 | } |
1152 | // | |
22c352f8 | 1153 | // Loop over sectors |
adefcaa6 | 1154 | // |
22c352f8 | 1155 | for(fSector = 0; fSector < kNS; fSector++) { |
f8aae377 | 1156 | |
22c352f8 | 1157 | Int_t nRows = 0; |
1158 | Int_t nDDLs = 0, indexDDL = 0; | |
1159 | if (fSector < kNIS) { | |
1160 | nRows = fParam->GetNRowLow(); | |
1161 | fSign = (fSector < kNIS/2) ? 1 : -1; | |
1162 | nDDLs = 2; | |
1163 | indexDDL = fSector * 2; | |
1164 | } | |
1165 | else { | |
1166 | nRows = fParam->GetNRowUp(); | |
1167 | fSign = ((fSector-kNIS) < kNOS/2) ? 1 : -1; | |
1168 | nDDLs = 4; | |
1169 | indexDDL = (fSector-kNIS) * 4 + kNIS * 2; | |
1170 | } | |
1171 | ||
98ee6d31 | 1172 | // load the raw data for corresponding DDLs |
1173 | rawReader->Reset(); | |
1174 | rawReader->Select("TPC",indexDDL,indexDDL+nDDLs-1); | |
1175 | ||
1176 | // select only good sector | |
1177 | input.Next(); | |
1178 | if(input.GetSector() != fSector) continue; | |
1179 | ||
1180 | AliTPCCalROC * gainROC = gainTPC->GetCalROC(fSector); // pad gains per given sector | |
98ee6d31 | 1181 | |
22c352f8 | 1182 | for (Int_t iRow = 0; iRow < nRows; iRow++) { |
1183 | Int_t maxPad; | |
1184 | if (fSector < kNIS) | |
7c9528d8 | 1185 | maxPad = fParam->GetNPadsLow(iRow); |
22c352f8 | 1186 | else |
7c9528d8 | 1187 | maxPad = fParam->GetNPadsUp(iRow); |
22c352f8 | 1188 | |
1189 | Int_t maxBin = fMaxTime*(maxPad+6); // add 3 virtual pads before and 3 after | |
22c352f8 | 1190 | memset(allBins[iRow],0,sizeof(Float_t)*maxBin); |
5b33a7f5 | 1191 | allNSigBins[iRow] = 0; |
22c352f8 | 1192 | } |
1193 | ||
adefcaa6 | 1194 | Int_t digCounter=0; |
22c352f8 | 1195 | // Begin loop over altro data |
adefcaa6 | 1196 | Bool_t calcPedestal = fRecoParam->GetCalcPedestal(); |
1197 | Float_t gain =1; | |
1198 | Int_t lastPad=-1; | |
98ee6d31 | 1199 | |
1200 | input.Reset(); | |
22c352f8 | 1201 | while (input.Next()) { |
22c352f8 | 1202 | if (input.GetSector() != fSector) |
7c9528d8 | 1203 | AliFatal(Form("Sector index mismatch ! Expected (%d), but got (%d) !",fSector,input.GetSector())); |
1204 | ||
22c352f8 | 1205 | |
22c352f8 | 1206 | Int_t iRow = input.GetRow(); |
9546a7ff | 1207 | if (iRow < 0){ |
7c9528d8 | 1208 | continue; |
9546a7ff | 1209 | } |
1210 | ||
3f0af4ba | 1211 | if (iRow < 0 || iRow >= nRows){ |
7c9528d8 | 1212 | AliError(Form("Pad-row index (%d) outside the range (%d -> %d) !", |
22c352f8 | 1213 | iRow, 0, nRows -1)); |
7c9528d8 | 1214 | continue; |
3f0af4ba | 1215 | } |
adefcaa6 | 1216 | //pad |
1217 | Int_t iPad = input.GetPad(); | |
3f0af4ba | 1218 | if (iPad < 0 || iPad >= nPadsMax) { |
7c9528d8 | 1219 | AliError(Form("Pad index (%d) outside the range (%d -> %d) !", |
adefcaa6 | 1220 | iPad, 0, nPadsMax-1)); |
7c9528d8 | 1221 | continue; |
3f0af4ba | 1222 | } |
adefcaa6 | 1223 | if (iPad!=lastPad){ |
7c9528d8 | 1224 | gain = gainROC->GetValue(iRow,iPad); |
1225 | lastPad = iPad; | |
adefcaa6 | 1226 | } |
1227 | iPad+=3; | |
1228 | //time | |
1229 | Int_t iTimeBin = input.GetTime(); | |
daac2a58 | 1230 | if ( iTimeBin < fRecoParam->GetFirstBin() || iTimeBin >= fRecoParam->GetLastBin()){ |
7c9528d8 | 1231 | continue; |
1232 | AliFatal(Form("Timebin index (%d) outside the range (%d -> %d) !", | |
adefcaa6 | 1233 | iTimeBin, 0, iTimeBin -1)); |
daac2a58 | 1234 | } |
adefcaa6 | 1235 | iTimeBin+=3; |
3f0af4ba | 1236 | |
adefcaa6 | 1237 | //signal |
22c352f8 | 1238 | Float_t signal = input.GetSignal(); |
7c9528d8 | 1239 | if (!calcPedestal && signal <= zeroSup) continue; |
9546a7ff | 1240 | |
940ed1f0 | 1241 | if (!calcPedestal) { |
7c9528d8 | 1242 | Int_t bin = iPad*fMaxTime+iTimeBin; |
1243 | if (gain>0){ | |
1244 | allBins[iRow][bin] = signal/gain; | |
1245 | }else{ | |
1246 | allBins[iRow][bin] =0; | |
1247 | } | |
1248 | allSigBins[iRow][allNSigBins[iRow]++] = bin; | |
940ed1f0 | 1249 | }else{ |
7c9528d8 | 1250 | allBins[iRow][iPad*fMaxTime+iTimeBin] = signal; |
940ed1f0 | 1251 | } |
aba7fdfc | 1252 | allBins[iRow][iPad*fMaxTime+0]+=1.; // pad with signal |
3f0af4ba | 1253 | |
1254 | // Temporary | |
1255 | digCounter++; | |
22c352f8 | 1256 | } // End of the loop over altro data |
adefcaa6 | 1257 | // |
1258 | // | |
aba7fdfc | 1259 | // |
1260 | // | |
22c352f8 | 1261 | // Now loop over rows and perform pedestal subtraction |
adefcaa6 | 1262 | if (digCounter==0) continue; |
7c9528d8 | 1263 | ProcessSectorData(allBins, allSigBins, allNSigBins); |
22c352f8 | 1264 | } // End of loop over sectors |
98ee6d31 | 1265 | |
adefcaa6 | 1266 | for (Int_t iRow = 0; iRow < nRowsMax; iRow++) { |
1267 | delete [] allBins[iRow]; | |
5b33a7f5 | 1268 | delete [] allSigBins[iRow]; |
adefcaa6 | 1269 | } |
1270 | delete [] allBins; | |
5b33a7f5 | 1271 | delete [] allSigBins; |
1272 | delete [] allNSigBins; | |
adefcaa6 | 1273 | |
9546a7ff | 1274 | if (rawReader->GetEventId() && fOutput ){ |
98ee6d31 | 1275 | Info("Digits2Clusters", "File %s Event\t%d\tNumber of found clusters : %d\n", fOutput->GetName(),*(rawReader->GetEventId()), fNclusters); |
9546a7ff | 1276 | } |
ebe95b38 | 1277 | |
db3576a7 | 1278 | if(rawReader->GetEventId()) { |
98ee6d31 | 1279 | Info("Digits2Clusters", "Event\t%d\tNumber of found clusters : %d\n",*(rawReader->GetEventId()), fNclusters); |
1280 | } | |
1281 | ||
1282 | if(fBClonesArray) { | |
1283 | //Info("Digits2Clusters", "Number of found clusters : %d\n",fOutputClonesArray->GetEntriesFast()); | |
db3576a7 | 1284 | } |
f8aae377 | 1285 | } |
1286 | ||
940ed1f0 | 1287 | void AliTPCclustererMI::FindClusters(AliTPCCalROC * noiseROC) |
f8aae377 | 1288 | { |
940ed1f0 | 1289 | |
1290 | // | |
1291 | // add virtual charge at the edge | |
1292 | // | |
7041b196 | 1293 | Double_t kMaxDumpSize = 500000; |
ebe95b38 | 1294 | if (!fOutput) { |
1295 | fBDumpSignal =kFALSE; | |
1296 | }else{ | |
1297 | if (fRecoParam->GetCalcPedestal() && fOutput->GetZipBytes()< kMaxDumpSize) fBDumpSignal =kTRUE; //dump signal flag | |
1298 | } | |
1299 | ||
f8aae377 | 1300 | fNcluster=0; |
f8aae377 | 1301 | fLoop=1; |
a1ec4d07 | 1302 | Int_t crtime = Int_t((fParam->GetZLength(fSector)-fRecoParam->GetCtgRange()*fRx)/fZWidth-fParam->GetNTBinsL1()-5); |
940ed1f0 | 1303 | Float_t minMaxCutAbs = fRecoParam->GetMinMaxCutAbs(); |
1304 | Float_t minLeftRightCutAbs = fRecoParam->GetMinLeftRightCutAbs(); | |
1305 | Float_t minUpDownCutAbs = fRecoParam->GetMinUpDownCutAbs(); | |
1306 | Float_t minMaxCutSigma = fRecoParam->GetMinMaxCutSigma(); | |
1307 | Float_t minLeftRightCutSigma = fRecoParam->GetMinLeftRightCutSigma(); | |
1308 | Float_t minUpDownCutSigma = fRecoParam->GetMinUpDownCutSigma(); | |
5b33a7f5 | 1309 | for (Int_t iSig = 0; iSig < fNSigBins; iSig++) { |
1310 | Int_t i = fSigBins[iSig]; | |
1bfaa9e9 | 1311 | if (i%fMaxTime<=crtime) continue; |
5b33a7f5 | 1312 | Float_t *b = &fBins[i]; |
940ed1f0 | 1313 | //absolute custs |
03fe1804 | 1314 | if (b[0]<minMaxCutAbs) continue; //threshold for maxima |
1315 | // | |
1316 | if (b[-1]+b[1]+b[-fMaxTime]+b[fMaxTime]<=0) continue; // cut on isolated clusters | |
aba7fdfc | 1317 | if (b[-1]+b[1]<=0) continue; // cut on isolated clusters |
1318 | if (b[-fMaxTime]+b[fMaxTime]<=0) continue; // cut on isolated clusters | |
03fe1804 | 1319 | // |
1320 | if ((b[0]+b[-1]+b[1])<minUpDownCutAbs) continue; //threshold for up down (TRF) | |
940ed1f0 | 1321 | if ((b[0]+b[-fMaxTime]+b[fMaxTime])<minLeftRightCutAbs) continue; //threshold for left right (PRF) |
f8aae377 | 1322 | if (!IsMaximum(*b,fMaxTime,b)) continue; |
940ed1f0 | 1323 | // |
1324 | Float_t noise = noiseROC->GetValue(fRow, i/fMaxTime); | |
b24bd339 | 1325 | if (noise>fRecoParam->GetMaxNoise()) continue; |
940ed1f0 | 1326 | // sigma cuts |
1327 | if (b[0]<minMaxCutSigma*noise) continue; //threshold form maxima | |
1328 | if ((b[0]+b[-1]+b[1])<minUpDownCutSigma*noise) continue; //threshold for up town TRF | |
1329 | if ((b[0]+b[-fMaxTime]+b[fMaxTime])<minLeftRightCutSigma*noise) continue; //threshold for left right (PRF) | |
1330 | ||
d101caf3 | 1331 | AliTPCclusterMI c; // default cosntruction without info |
f8aae377 | 1332 | Int_t dummy=0; |
1333 | MakeCluster(i, fMaxTime, fBins, dummy,c); | |
940ed1f0 | 1334 | |
f8aae377 | 1335 | //} |
1336 | } | |
8569a2b0 | 1337 | } |
65c045f0 | 1338 | |
eea36fac | 1339 | Bool_t AliTPCclustererMI::AcceptCluster(AliTPCclusterMI *cl){ |
1340 | // | |
679026e6 | 1341 | // Currently hack to filter digital noise (15.06.2008) |
eea36fac | 1342 | // To be parameterized in the AliTPCrecoParam |
1343 | // More inteligent way to be used in future | |
679026e6 | 1344 | // Acces to the proper pedestal file needed |
eea36fac | 1345 | // |
1346 | if (cl->GetMax()<400) return kTRUE; | |
1347 | Double_t ratio = cl->GetQ()/cl->GetMax(); | |
679026e6 | 1348 | if (cl->GetMax()>700){ |
1349 | if ((ratio - int(ratio)>0.8)) return kFALSE; | |
1350 | } | |
eea36fac | 1351 | if ((ratio - int(ratio)<0.95)) return kTRUE; |
1352 | return kFALSE; | |
eea36fac | 1353 | } |
1354 | ||
65c045f0 | 1355 | |
940ed1f0 | 1356 | Double_t AliTPCclustererMI::ProcesSignal(Float_t *signal, Int_t nchannels, Int_t id[3], Double_t &rmsEvent, Double_t &pedestalEvent){ |
65c045f0 | 1357 | // |
1358 | // process signal on given pad - + streaming of additional information in special mode | |
1359 | // | |
1360 | // id[0] - sector | |
1361 | // id[1] - row | |
adefcaa6 | 1362 | // id[2] - pad |
1363 | ||
1364 | // | |
1365 | // ESTIMATE pedestal and the noise | |
1366 | // | |
adefcaa6 | 1367 | const Int_t kPedMax = 100; |
1368 | Float_t max = 0; | |
1369 | Float_t maxPos = 0; | |
1370 | Int_t median = -1; | |
1371 | Int_t count0 = 0; | |
1372 | Int_t count1 = 0; | |
940ed1f0 | 1373 | Float_t rmsCalib = rmsEvent; // backup initial value ( from calib) |
1374 | Float_t pedestalCalib = pedestalEvent;// backup initial value ( from calib) | |
b7a563f9 | 1375 | Int_t firstBin = fRecoParam->GetFirstBin(); |
65c045f0 | 1376 | // |
adefcaa6 | 1377 | UShort_t histo[kPedMax]; |
f174362f | 1378 | //memset(histo,0,kPedMax*sizeof(UShort_t)); |
b842afde | 1379 | for (Int_t i=0; i<kPedMax; i++) histo[i]=0; |
adefcaa6 | 1380 | for (Int_t i=0; i<fMaxTime; i++){ |
1381 | if (signal[i]<=0) continue; | |
940ed1f0 | 1382 | if (signal[i]>max && i>firstBin) { |
65c045f0 | 1383 | max = signal[i]; |
1384 | maxPos = i; | |
adefcaa6 | 1385 | } |
1386 | if (signal[i]>kPedMax-1) continue; | |
1387 | histo[int(signal[i]+0.5)]++; | |
1388 | count0++; | |
65c045f0 | 1389 | } |
7fef31a6 | 1390 | // |
adefcaa6 | 1391 | for (Int_t i=1; i<kPedMax; i++){ |
1392 | if (count1<count0*0.5) median=i; | |
1393 | count1+=histo[i]; | |
1394 | } | |
1395 | // truncated mean | |
65c045f0 | 1396 | // |
7041b196 | 1397 | Float_t count10=histo[median] ,mean=histo[median]*median, rms=histo[median]*median*median ; |
1398 | Float_t count06=histo[median] ,mean06=histo[median]*median, rms06=histo[median]*median*median ; | |
1399 | Float_t count09=histo[median] ,mean09=histo[median]*median, rms09=histo[median]*median*median ; | |
adefcaa6 | 1400 | // |
1401 | for (Int_t idelta=1; idelta<10; idelta++){ | |
1402 | if (median-idelta<=0) continue; | |
1403 | if (median+idelta>kPedMax) continue; | |
1404 | if (count06<0.6*count1){ | |
1405 | count06+=histo[median-idelta]; | |
1406 | mean06 +=histo[median-idelta]*(median-idelta); | |
1407 | rms06 +=histo[median-idelta]*(median-idelta)*(median-idelta); | |
1408 | count06+=histo[median+idelta]; | |
1409 | mean06 +=histo[median+idelta]*(median+idelta); | |
1410 | rms06 +=histo[median+idelta]*(median+idelta)*(median+idelta); | |
1411 | } | |
1412 | if (count09<0.9*count1){ | |
1413 | count09+=histo[median-idelta]; | |
1414 | mean09 +=histo[median-idelta]*(median-idelta); | |
1415 | rms09 +=histo[median-idelta]*(median-idelta)*(median-idelta); | |
1416 | count09+=histo[median+idelta]; | |
1417 | mean09 +=histo[median+idelta]*(median+idelta); | |
1418 | rms09 +=histo[median+idelta]*(median+idelta)*(median+idelta); | |
65c045f0 | 1419 | } |
adefcaa6 | 1420 | if (count10<0.95*count1){ |
1421 | count10+=histo[median-idelta]; | |
1422 | mean +=histo[median-idelta]*(median-idelta); | |
1423 | rms +=histo[median-idelta]*(median-idelta)*(median-idelta); | |
1424 | count10+=histo[median+idelta]; | |
1425 | mean +=histo[median+idelta]*(median+idelta); | |
1426 | rms +=histo[median+idelta]*(median+idelta)*(median+idelta); | |
1427 | } | |
1428 | } | |
3f0af4ba | 1429 | if (count10) { |
1430 | mean /=count10; | |
1431 | rms = TMath::Sqrt(TMath::Abs(rms/count10-mean*mean)); | |
1432 | } | |
1433 | if (count06) { | |
1434 | mean06/=count06; | |
1435 | rms06 = TMath::Sqrt(TMath::Abs(rms06/count06-mean06*mean06)); | |
1436 | } | |
1437 | if (count09) { | |
1438 | mean09/=count09; | |
1439 | rms09 = TMath::Sqrt(TMath::Abs(rms09/count09-mean09*mean09)); | |
1440 | } | |
940ed1f0 | 1441 | rmsEvent = rms09; |
adefcaa6 | 1442 | // |
940ed1f0 | 1443 | pedestalEvent = median; |
adefcaa6 | 1444 | if (AliLog::GetDebugLevel("","AliTPCclustererMI")==0) return median; |
1445 | // | |
1446 | UInt_t uid[3] = {UInt_t(id[0]),UInt_t(id[1]),UInt_t(id[2])}; | |
1447 | // | |
1448 | // Dump mean signal info | |
1449 | // | |
b2426624 | 1450 | if (AliTPCReconstructor::StreamLevel()>0) { |
1451 | (*fDebugStreamer)<<"Signal"<< | |
ef4ad662 | 1452 | "TimeStamp="<<fTimeStamp<< |
1453 | "EventType="<<fEventType<< | |
adefcaa6 | 1454 | "Sector="<<uid[0]<< |
1455 | "Row="<<uid[1]<< | |
1456 | "Pad="<<uid[2]<< | |
1457 | "Max="<<max<< | |
1458 | "MaxPos="<<maxPos<< | |
1459 | // | |
1460 | "Median="<<median<< | |
1461 | "Mean="<<mean<< | |
1462 | "RMS="<<rms<< | |
1463 | "Mean06="<<mean06<< | |
1464 | "RMS06="<<rms06<< | |
1465 | "Mean09="<<mean09<< | |
1466 | "RMS09="<<rms09<< | |
940ed1f0 | 1467 | "RMSCalib="<<rmsCalib<< |
1468 | "PedCalib="<<pedestalCalib<< | |
adefcaa6 | 1469 | "\n"; |
b2426624 | 1470 | } |
adefcaa6 | 1471 | // |
1472 | // fill pedestal histogram | |
1473 | // | |
65c045f0 | 1474 | // |
adefcaa6 | 1475 | // |
1476 | // | |
1477 | Float_t kMin =fRecoParam->GetDumpAmplitudeMin(); // minimal signal to be dumped | |
1478 | Float_t *dsignal = new Float_t[nchannels]; | |
1479 | Float_t *dtime = new Float_t[nchannels]; | |
1480 | for (Int_t i=0; i<nchannels; i++){ | |
1481 | dtime[i] = i; | |
1482 | dsignal[i] = signal[i]; | |
1483 | } | |
03fe1804 | 1484 | |
11441748 | 1485 | TGraph * graph=0; |
7fef31a6 | 1486 | // |
a525cc34 | 1487 | // Big signals dumping |
1488 | // | |
b2426624 | 1489 | if (AliTPCReconstructor::StreamLevel()>0) { |
b7a563f9 | 1490 | if (max-median>kMin &&maxPos>fRecoParam->GetFirstBin()) |
a525cc34 | 1491 | (*fDebugStreamer)<<"SignalB"<< // pads with signal |
1492 | "TimeStamp="<<fTimeStamp<< | |
1493 | "EventType="<<fEventType<< | |
1494 | "Sector="<<uid[0]<< | |
1495 | "Row="<<uid[1]<< | |
1496 | "Pad="<<uid[2]<< | |
1497 | "Graph="<<graph<< | |
1498 | "Max="<<max<< | |
1499 | "MaxPos="<<maxPos<< | |
1500 | // | |
1501 | "Median="<<median<< | |
1502 | "Mean="<<mean<< | |
1503 | "RMS="<<rms<< | |
1504 | "Mean06="<<mean06<< | |
1505 | "RMS06="<<rms06<< | |
1506 | "Mean09="<<mean09<< | |
1507 | "RMS09="<<rms09<< | |
1508 | "\n"; | |
1509 | delete graph; | |
b2426624 | 1510 | } |
7fef31a6 | 1511 | |
65c045f0 | 1512 | delete [] dsignal; |
1513 | delete [] dtime; | |
940ed1f0 | 1514 | if (rms06>fRecoParam->GetMaxNoise()) { |
1515 | pedestalEvent+=1024.; | |
1516 | return 1024+median; // sign noisy channel in debug mode | |
1517 | } | |
65c045f0 | 1518 | return median; |
1519 | } | |
1520 | ||
1521 | ||
1522 | ||
03fe1804 | 1523 | |
03fe1804 | 1524 |