]>
Commit | Line | Data |
---|---|---|
a9e2aefa | 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 | **************************************************************************/ | |
70479d0e | 15 | |
88cb7938 | 16 | /* $Id$ */ |
a9e2aefa | 17 | |
30178c30 | 18 | #include <TMinuit.h> |
19 | #include <TF1.h> | |
fed772f3 | 20 | #include <TMinuit.h> |
21 | #include <Riostream.h> | |
30178c30 | 22 | |
a9e2aefa | 23 | #include "AliMUONClusterFinderVS.h" |
24 | #include "AliMUONDigit.h" | |
25 | #include "AliMUONRawCluster.h" | |
a30a000f | 26 | #include "AliSegmentation.h" |
fed772f3 | 27 | #include "AliMUONGeometrySegmentation.h" |
7e4a628d | 28 | #include "AliMUONMathieson.h" |
c1a185bf | 29 | #include "AliMUONClusterInput.h" |
a9e2aefa | 30 | #include "AliMUONHitMapA1.h" |
8c343c7c | 31 | #include "AliLog.h" |
a9e2aefa | 32 | |
33 | //_____________________________________________________________________ | |
a9e2aefa | 34 | // This function is minimized in the double-Mathieson fit |
35 | void fcnS2(Int_t &npar, Double_t *gin, Double_t &f, Double_t *par, Int_t iflag); | |
36 | void fcnS1(Int_t &npar, Double_t *gin, Double_t &f, Double_t *par, Int_t iflag); | |
37 | void fcnCombiS1(Int_t &npar, Double_t *gin, Double_t &f, Double_t *par, Int_t iflag); | |
38 | void fcnCombiS2(Int_t &npar, Double_t *gin, Double_t &f, Double_t *par, Int_t iflag); | |
39 | ||
40 | ClassImp(AliMUONClusterFinderVS) | |
41 | ||
4da78c65 | 42 | AliMUONClusterFinderVS::AliMUONClusterFinderVS() |
30178c30 | 43 | : TObject() |
a9e2aefa | 44 | { |
45 | // Default constructor | |
30aaba74 | 46 | fInput=AliMUONClusterInput::Instance(); |
fed772f3 | 47 | // cout << " TYPE" << fSegmentationType << endl; |
30aaba74 | 48 | fHitMap[0] = 0; |
49 | fHitMap[1] = 0; | |
a9e2aefa | 50 | fTrack[0]=fTrack[1]=-1; |
07cfabcf | 51 | fDebugLevel = 0; // make silent default |
52 | fGhostChi2Cut = 1e6; // nothing done by default | |
3f5cf0b3 | 53 | fSeg[0] = 0; |
54 | fSeg[1] = 0; | |
fed772f3 | 55 | fSeg2[0] = 0; |
56 | fSeg2[1] = 0; | |
57 | ||
3f5cf0b3 | 58 | for(Int_t i=0; i<100; i++) { |
59 | for (Int_t j=0; j<2; j++) { | |
60 | fDig[i][j] = 0; | |
61 | } | |
4da78c65 | 62 | } |
63 | fRawClusters = new TClonesArray("AliMUONRawCluster",1000); | |
64 | fNRawClusters = 0; | |
4da78c65 | 65 | } |
66 | //____________________________________________________________________________ | |
67 | AliMUONClusterFinderVS::~AliMUONClusterFinderVS() | |
68 | { | |
69 | // Reset tracks information | |
70 | fNRawClusters = 0; | |
86b48c39 | 71 | if (fRawClusters) { |
72 | fRawClusters->Delete(); | |
73 | delete fRawClusters; | |
74 | } | |
a9e2aefa | 75 | } |
76 | ||
e3cba86e | 77 | AliMUONClusterFinderVS::AliMUONClusterFinderVS(const AliMUONClusterFinderVS & clusterFinder):TObject(clusterFinder) |
a9e2aefa | 78 | { |
30178c30 | 79 | // Protected copy constructor |
80 | ||
8c343c7c | 81 | AliFatal("Not implemented."); |
a9e2aefa | 82 | } |
4da78c65 | 83 | //____________________________________________________________________________ |
84 | void AliMUONClusterFinderVS::ResetRawClusters() | |
85 | { | |
86 | // Reset tracks information | |
87 | fNRawClusters = 0; | |
88 | if (fRawClusters) fRawClusters->Clear(); | |
89 | } | |
90 | //____________________________________________________________________________ | |
a9e2aefa | 91 | void AliMUONClusterFinderVS::Decluster(AliMUONRawCluster *cluster) |
92 | { | |
93 | // Decluster by local maxima | |
94 | SplitByLocalMaxima(cluster); | |
95 | } | |
4da78c65 | 96 | //____________________________________________________________________________ |
a9e2aefa | 97 | void AliMUONClusterFinderVS::SplitByLocalMaxima(AliMUONRawCluster *c) |
98 | { | |
b137f8b9 | 99 | // Split complex cluster by local maxima |
a9e2aefa | 100 | Int_t cath, i; |
9825400f | 101 | |
30aaba74 | 102 | fInput->SetCluster(c); |
9825400f | 103 | |
9e993f2a | 104 | fMul[0]=c->GetMultiplicity(0); |
105 | fMul[1]=c->GetMultiplicity(1); | |
a9e2aefa | 106 | |
107 | // | |
108 | // dump digit information into arrays | |
109 | // | |
9825400f | 110 | |
f0d86bc4 | 111 | Float_t qtot; |
a9e2aefa | 112 | |
113 | for (cath=0; cath<2; cath++) { | |
faef62a9 | 114 | qtot=0; |
115 | ||
116 | for (i=0; i<fMul[cath]; i++) { | |
117 | // pointer to digit | |
118 | fDig[i][cath]=fInput->Digit(cath, c->GetIndex(i, cath)); | |
119 | // pad coordinates | |
120 | fIx[i][cath]= fDig[i][cath]->PadX(); | |
121 | fIy[i][cath]= fDig[i][cath]->PadY(); | |
122 | // pad charge | |
123 | fQ[i][cath] = fDig[i][cath]->Signal(); | |
124 | // pad centre coordinates | |
125 | if (fSegmentationType == 1) | |
126 | fSeg[cath]-> | |
127 | GetPadC(fIx[i][cath], fIy[i][cath], fX[i][cath], fY[i][cath], fZ[i][cath]); | |
128 | else | |
129 | fSeg2[cath]-> | |
130 | GetPadC(fInput->DetElemId(), fIx[i][cath], fIy[i][cath], fX[i][cath], fY[i][cath], fZ[i][cath]); | |
131 | } // loop over cluster digits | |
132 | ||
a9e2aefa | 133 | } // loop over cathodes |
134 | ||
135 | ||
136 | FindLocalMaxima(c); | |
137 | ||
138 | // | |
139 | // Initialise and perform mathieson fits | |
140 | Float_t chi2, oldchi2; | |
141 | // ++++++++++++++++++*************+++++++++++++++++++++ | |
142 | // (1) No more than one local maximum per cathode plane | |
143 | // +++++++++++++++++++++++++++++++*************++++++++ | |
144 | if ((fNLocal[0]==1 && (fNLocal[1]==0 || fNLocal[1]==1)) || | |
145 | (fNLocal[0]==0 && fNLocal[1]==1)) { | |
a9e2aefa | 146 | // Perform combined single Mathieson fit |
147 | // Initial values for coordinates (x,y) | |
148 | ||
149 | // One local maximum on cathodes 1 and 2 (X->cathode 2, Y->cathode 1) | |
150 | if (fNLocal[0]==1 && fNLocal[1]==1) { | |
ba12c242 | 151 | fXInit[0]=c->GetX(1); |
152 | fYInit[0]=c->GetY(0); | |
a9e2aefa | 153 | // One local maximum on cathode 1 (X,Y->cathode 1) |
154 | } else if (fNLocal[0]==1) { | |
ba12c242 | 155 | fXInit[0]=c->GetX(0); |
156 | fYInit[0]=c->GetY(0); | |
a9e2aefa | 157 | // One local maximum on cathode 2 (X,Y->cathode 2) |
158 | } else { | |
ba12c242 | 159 | fXInit[0]=c->GetX(1); |
160 | fYInit[0]=c->GetY(1); | |
a9e2aefa | 161 | } |
8c343c7c | 162 | AliDebug(1,"cas (1) CombiSingleMathiesonFit(c)"); |
a9e2aefa | 163 | chi2=CombiSingleMathiesonFit(c); |
164 | // Int_t ndf = fgNbins[0]+fgNbins[1]-2; | |
165 | // Float_t prob = TMath::Prob(Double_t(chi2),ndf); | |
166 | // prob1->Fill(prob); | |
167 | // chi2_1->Fill(chi2); | |
168 | oldchi2=chi2; | |
8c343c7c | 169 | AliDebug(1,Form(" chi2 %f ",chi2)); |
a9e2aefa | 170 | |
ba12c242 | 171 | c->SetX(0, fXFit[0]); |
172 | c->SetY(0, fYFit[0]); | |
a9e2aefa | 173 | |
ba12c242 | 174 | c->SetX(1,fXFit[0]); |
175 | c->SetY(1,fYFit[0]); | |
3b5272e3 | 176 | c->SetChi2(0,chi2); |
177 | c->SetChi2(1,chi2); | |
07cfabcf | 178 | // Force on anod |
fed772f3 | 179 | if (fSegmentationType == 1) { |
180 | c->SetX(0, fSeg[0]->GetAnod(c->GetX(0))); | |
181 | c->SetX(1, fSeg[1]->GetAnod(c->GetX(1))); | |
182 | } else { | |
183 | c->SetX(0, fSeg2[0]->GetAnod(fInput->DetElemId(), c->GetX(0))); | |
184 | c->SetX(1, fSeg2[1]->GetAnod(fInput->DetElemId(), c->GetX(1))); | |
185 | } | |
6570c14d | 186 | // c->SetDetElemId(fInput->DetElemId()); |
b137f8b9 | 187 | // If reasonable chi^2 add result to the list of rawclusters |
a9e2aefa | 188 | if (chi2 < 0.3) { |
189 | AddRawCluster(*c); | |
b137f8b9 | 190 | // If not try combined double Mathieson Fit |
a9e2aefa | 191 | } else { |
c4a97bcd | 192 | AliDebug(1," MAUVAIS CHI2 !!!\n"); |
a9e2aefa | 193 | if (fNLocal[0]==1 && fNLocal[1]==1) { |
194 | fXInit[0]=fX[fIndLocal[0][1]][1]; | |
195 | fYInit[0]=fY[fIndLocal[0][0]][0]; | |
196 | fXInit[1]=fX[fIndLocal[0][1]][1]; | |
197 | fYInit[1]=fY[fIndLocal[0][0]][0]; | |
198 | } else if (fNLocal[0]==1) { | |
199 | fXInit[0]=fX[fIndLocal[0][0]][0]; | |
200 | fYInit[0]=fY[fIndLocal[0][0]][0]; | |
201 | fXInit[1]=fX[fIndLocal[0][0]][0]; | |
202 | fYInit[1]=fY[fIndLocal[0][0]][0]; | |
203 | } else { | |
204 | fXInit[0]=fX[fIndLocal[0][1]][1]; | |
205 | fYInit[0]=fY[fIndLocal[0][1]][1]; | |
206 | fXInit[1]=fX[fIndLocal[0][1]][1]; | |
207 | fYInit[1]=fY[fIndLocal[0][1]][1]; | |
208 | } | |
209 | ||
210 | // Initial value for charge ratios | |
211 | fQrInit[0]=0.5; | |
212 | fQrInit[1]=0.5; | |
c4a97bcd | 213 | AliDebug(1,"\n cas (1) CombiDoubleMathiesonFit(c)\n"); |
a9e2aefa | 214 | chi2=CombiDoubleMathiesonFit(c); |
215 | // Int_t ndf = fgNbins[0]+fgNbins[1]-6; | |
216 | // Float_t prob = TMath::Prob(chi2,ndf); | |
217 | // prob2->Fill(prob); | |
218 | // chi2_2->Fill(chi2); | |
219 | ||
220 | // Was this any better ?? | |
8c343c7c | 221 | AliDebug(1,Form(" Old and new chi2 %f %f ", oldchi2, chi2)); |
a9e2aefa | 222 | if (fFitStat!=0 && chi2>0 && (2.*chi2 < oldchi2)) { |
8c343c7c | 223 | AliDebug(1,"Split"); |
a9e2aefa | 224 | // Split cluster into two according to fit result |
225 | Split(c); | |
226 | } else { | |
8c343c7c | 227 | AliDebug(1,"Do not Split"); |
a9e2aefa | 228 | // Don't split |
b137f8b9 | 229 | AddRawCluster(*c); |
a9e2aefa | 230 | } |
231 | } | |
232 | ||
233 | // +++++++++++++++++++++++++++++++++++++++ | |
234 | // (2) Two local maxima per cathode plane | |
235 | // +++++++++++++++++++++++++++++++++++++++ | |
236 | } else if (fNLocal[0]==2 && fNLocal[1]==2) { | |
237 | // | |
238 | // Let's look for ghosts first | |
05c39730 | 239 | |
a9e2aefa | 240 | Float_t xm[4][2], ym[4][2]; |
241 | Float_t dpx, dpy, dx, dy; | |
242 | Int_t ixm[4][2], iym[4][2]; | |
243 | Int_t isec, im1, im2, ico; | |
244 | // | |
245 | // Form the 2x2 combinations | |
246 | // 0-0, 0-1, 1-0, 1-1 | |
247 | ico=0; | |
248 | for (im1=0; im1<2; im1++) { | |
249 | for (im2=0; im2<2; im2++) { | |
250 | xm[ico][0]=fX[fIndLocal[im1][0]][0]; | |
251 | ym[ico][0]=fY[fIndLocal[im1][0]][0]; | |
252 | xm[ico][1]=fX[fIndLocal[im2][1]][1]; | |
253 | ym[ico][1]=fY[fIndLocal[im2][1]][1]; | |
254 | ||
255 | ixm[ico][0]=fIx[fIndLocal[im1][0]][0]; | |
256 | iym[ico][0]=fIy[fIndLocal[im1][0]][0]; | |
257 | ixm[ico][1]=fIx[fIndLocal[im2][1]][1]; | |
258 | iym[ico][1]=fIy[fIndLocal[im2][1]][1]; | |
259 | ico++; | |
260 | } | |
261 | } | |
262 | // ico = 0 : first local maximum on cathodes 1 and 2 | |
263 | // ico = 1 : fisrt local maximum on cathode 1 and second on cathode 2 | |
264 | // ico = 2 : second local maximum on cathode 1 and first on cathode 1 | |
265 | // ico = 3 : second local maximum on cathodes 1 and 2 | |
266 | ||
267 | // Analyse the combinations and keep those that are possible ! | |
268 | // For each combination check consistency in x and y | |
05c39730 | 269 | Int_t iacc; |
270 | Bool_t accepted[4]; | |
271 | Float_t dr[4] = {1.e4, 1.e4, 1.e4, 1.e4}; | |
a9e2aefa | 272 | iacc=0; |
05c39730 | 273 | |
274 | // In case of staggering maxima are displaced by exactly half the pad-size in y. | |
275 | // We have to take into account the numerical precision in the consistency check; | |
276 | Float_t eps = 1.e-5; | |
277 | // | |
a9e2aefa | 278 | for (ico=0; ico<4; ico++) { |
279 | accepted[ico]=kFALSE; | |
280 | // cathode one: x-coordinate | |
fed772f3 | 281 | if (fSegmentationType == 1) { |
282 | isec=fSeg[0]->Sector(ixm[ico][0], iym[ico][0]); | |
283 | dpx=fSeg[0]->Dpx(isec)/2.; | |
284 | } else { | |
285 | isec=fSeg2[0]->Sector(fInput->DetElemId(), ixm[ico][0], iym[ico][0]); | |
286 | dpx=fSeg2[0]->Dpx(fInput->DetElemId(), isec)/2.; | |
287 | } | |
a9e2aefa | 288 | dx=TMath::Abs(xm[ico][0]-xm[ico][1]); |
289 | // cathode two: y-coordinate | |
fed772f3 | 290 | if (fSegmentationType == 1) { |
291 | isec=fSeg[1]->Sector(ixm[ico][1], iym[ico][1]); | |
292 | dpy=fSeg[1]->Dpy(isec)/2.; | |
293 | } else { | |
294 | isec=fSeg2[1]->Sector(fInput->DetElemId(), ixm[ico][1], iym[ico][1]); | |
295 | dpy=fSeg2[1]->Dpy(fInput->DetElemId(), isec)/2.; | |
296 | } | |
a9e2aefa | 297 | dy=TMath::Abs(ym[ico][0]-ym[ico][1]); |
c4a97bcd | 298 | AliDebug(2,Form("\n %i %f %f %f %f %f %f \n", ico, ym[ico][0], ym[ico][1], dy, dpy, dx, dpx )); |
05c39730 | 299 | if ((dx <= dpx) && (dy <= dpy+eps)) { |
a9e2aefa | 300 | // consistent |
301 | accepted[ico]=kTRUE; | |
05c39730 | 302 | dr[ico] = TMath::Sqrt(dx*dx+dy*dy); |
a9e2aefa | 303 | iacc++; |
304 | } else { | |
305 | // reject | |
306 | accepted[ico]=kFALSE; | |
307 | } | |
308 | } | |
c4a97bcd | 309 | AliDebug(1,Form("\n iacc= %d:\n", iacc)); |
05c39730 | 310 | if (iacc == 3) { |
311 | if (accepted[0] && accepted[1]) { | |
312 | if (dr[0] >= dr[1]) { | |
313 | accepted[0]=kFALSE; | |
314 | } else { | |
315 | accepted[1]=kFALSE; | |
316 | } | |
317 | } | |
a9e2aefa | 318 | |
05c39730 | 319 | if (accepted[2] && accepted[3]) { |
320 | if (dr[2] >= dr[3]) { | |
321 | accepted[2]=kFALSE; | |
322 | } else { | |
323 | accepted[3]=kFALSE; | |
324 | } | |
325 | } | |
326 | /* | |
327 | // eliminate one candidate | |
328 | Float_t drmax = 0; | |
329 | Int_t icobad = -1; | |
330 | ||
331 | for (ico=0; ico<4; ico++) { | |
332 | if (accepted[ico] && dr[ico] > drmax) { | |
333 | icobad = ico; | |
334 | drmax = dr[ico]; | |
335 | } | |
336 | } | |
337 | ||
338 | accepted[icobad] = kFALSE; | |
339 | */ | |
340 | iacc = 2; | |
341 | } | |
342 | ||
343 | ||
c4a97bcd | 344 | AliDebug(1,Form("\n iacc= %d:\n", iacc)); |
345 | if (iacc==2) { | |
346 | AliDebug(1,"\n iacc=2: No problem ! \n"); | |
347 | } else if (iacc==4) { | |
348 | AliDebug(1,"\n iacc=4: Ok, but ghost problem !!! \n"); | |
349 | } else if (iacc==0) { | |
350 | AliDebug(1,"\n iacc=0: I don't know what to do with this !!!!!!!!! \n"); | |
a9e2aefa | 351 | } |
352 | ||
353 | // Initial value for charge ratios | |
354 | fQrInit[0]=Float_t(fQ[fIndLocal[0][0]][0])/ | |
355 | Float_t(fQ[fIndLocal[0][0]][0]+fQ[fIndLocal[1][0]][0]); | |
356 | fQrInit[1]=Float_t(fQ[fIndLocal[0][1]][1])/ | |
357 | Float_t(fQ[fIndLocal[0][1]][1]+fQ[fIndLocal[1][1]][1]); | |
358 | ||
359 | // ******* iacc = 0 ******* | |
360 | // No combinations found between the 2 cathodes | |
361 | // We keep the center of gravity of the cluster | |
362 | if (iacc==0) { | |
b137f8b9 | 363 | AddRawCluster(*c); |
a9e2aefa | 364 | } |
365 | ||
366 | // ******* iacc = 1 ******* | |
367 | // Only one combination found between the 2 cathodes | |
368 | if (iacc==1) { | |
a9e2aefa | 369 | // Initial values for the 2 maxima (x,y) |
370 | ||
371 | // 1 maximum is initialised with the maximum of the combination found (X->cathode 2, Y->cathode 1) | |
372 | // 1 maximum is initialised with the other maximum of the first cathode | |
373 | if (accepted[0]){ | |
8c343c7c | 374 | AliDebug(1,"ico=0"); |
a9e2aefa | 375 | fXInit[0]=xm[0][1]; |
376 | fYInit[0]=ym[0][0]; | |
377 | fXInit[1]=xm[3][0]; | |
378 | fYInit[1]=ym[3][0]; | |
379 | } else if (accepted[1]){ | |
8c343c7c | 380 | AliDebug(1,"ico=1"); |
a9e2aefa | 381 | fXInit[0]=xm[1][1]; |
382 | fYInit[0]=ym[1][0]; | |
383 | fXInit[1]=xm[2][0]; | |
384 | fYInit[1]=ym[2][0]; | |
385 | } else if (accepted[2]){ | |
8c343c7c | 386 | AliDebug(1,"ico=2"); |
a9e2aefa | 387 | fXInit[0]=xm[2][1]; |
388 | fYInit[0]=ym[2][0]; | |
389 | fXInit[1]=xm[1][0]; | |
390 | fYInit[1]=ym[1][0]; | |
391 | } else if (accepted[3]){ | |
8c343c7c | 392 | AliDebug(1,"ico=3"); |
a9e2aefa | 393 | fXInit[0]=xm[3][1]; |
394 | fYInit[0]=ym[3][0]; | |
395 | fXInit[1]=xm[0][0]; | |
396 | fYInit[1]=ym[0][0]; | |
397 | } | |
8c343c7c | 398 | AliDebug(1,"cas (2) CombiDoubleMathiesonFit(c)"); |
a9e2aefa | 399 | chi2=CombiDoubleMathiesonFit(c); |
400 | // Int_t ndf = fgNbins[0]+fgNbins[1]-6; | |
401 | // Float_t prob = TMath::Prob(chi2,ndf); | |
402 | // prob2->Fill(prob); | |
403 | // chi2_2->Fill(chi2); | |
8c343c7c | 404 | AliDebug(1,Form(" chi2 %f\n",chi2)); |
a9e2aefa | 405 | |
406 | // If reasonable chi^2 add result to the list of rawclusters | |
407 | if (chi2<10) { | |
408 | Split(c); | |
409 | ||
410 | } else { | |
411 | // 1 maximum is initialised with the maximum of the combination found (X->cathode 2, Y->cathode 1) | |
412 | // 1 maximum is initialised with the other maximum of the second cathode | |
413 | if (accepted[0]){ | |
8c343c7c | 414 | AliDebug(1,"ico=0"); |
a9e2aefa | 415 | fXInit[0]=xm[0][1]; |
416 | fYInit[0]=ym[0][0]; | |
417 | fXInit[1]=xm[3][1]; | |
418 | fYInit[1]=ym[3][1]; | |
419 | } else if (accepted[1]){ | |
8c343c7c | 420 | AliDebug(1,"ico=1"); |
a9e2aefa | 421 | fXInit[0]=xm[1][1]; |
422 | fYInit[0]=ym[1][0]; | |
423 | fXInit[1]=xm[2][1]; | |
424 | fYInit[1]=ym[2][1]; | |
425 | } else if (accepted[2]){ | |
8c343c7c | 426 | AliDebug(1,"ico=2"); |
a9e2aefa | 427 | fXInit[0]=xm[2][1]; |
428 | fYInit[0]=ym[2][0]; | |
429 | fXInit[1]=xm[1][1]; | |
430 | fYInit[1]=ym[1][1]; | |
431 | } else if (accepted[3]){ | |
8c343c7c | 432 | AliDebug(1,"ico=3"); |
a9e2aefa | 433 | fXInit[0]=xm[3][1]; |
434 | fYInit[0]=ym[3][0]; | |
435 | fXInit[1]=xm[0][1]; | |
436 | fYInit[1]=ym[0][1]; | |
437 | } | |
8c343c7c | 438 | AliDebug(1,"\n cas (2) CombiDoubleMathiesonFit(c)\n"); |
a9e2aefa | 439 | chi2=CombiDoubleMathiesonFit(c); |
440 | // Int_t ndf = fgNbins[0]+fgNbins[1]-6; | |
441 | // Float_t prob = TMath::Prob(chi2,ndf); | |
442 | // prob2->Fill(prob); | |
443 | // chi2_2->Fill(chi2); | |
c4a97bcd | 444 | AliDebug(1,Form(" chi2 %f\n",chi2)); |
a9e2aefa | 445 | |
446 | // If reasonable chi^2 add result to the list of rawclusters | |
447 | if (chi2<10) { | |
448 | Split(c); | |
449 | } else { | |
450 | //We keep only the combination found (X->cathode 2, Y->cathode 1) | |
451 | for (Int_t ico=0; ico<2; ico++) { | |
452 | if (accepted[ico]) { | |
453 | AliMUONRawCluster cnew; | |
454 | Int_t cath; | |
455 | for (cath=0; cath<2; cath++) { | |
ba12c242 | 456 | cnew.SetX(cath, Float_t(xm[ico][1])); |
457 | cnew.SetY(cath, Float_t(ym[ico][0])); | |
458 | cnew.SetZ(cath, fZPlane); | |
9e993f2a | 459 | cnew.SetMultiplicity(cath,c->GetMultiplicity(cath)); |
a9e2aefa | 460 | for (i=0; i<fMul[cath]; i++) { |
fed772f3 | 461 | cnew.SetIndex(i, cath, c->GetIndex(i,cath)); |
462 | if (fSegmentationType == 1) | |
f0d86bc4 | 463 | fSeg[cath]->SetPad(fIx[i][cath], fIy[i][cath]); |
fed772f3 | 464 | else |
465 | fSeg2[cath]->SetPad(fInput->DetElemId(), fIx[i][cath], fIy[i][cath]); | |
a9e2aefa | 466 | } |
c4a97bcd | 467 | AliDebug(1,Form("\nRawCluster %d cath %d\n",ico,cath)); |
468 | AliDebug(1,Form("mult_av %d\n",c->GetMultiplicity(cath))); | |
9825400f | 469 | FillCluster(&cnew,cath); |
a9e2aefa | 470 | } |
9e993f2a | 471 | cnew.SetClusterType(cnew.PhysicsContribution()); |
a9e2aefa | 472 | AddRawCluster(cnew); |
473 | fNPeaks++; | |
474 | } | |
475 | } | |
476 | } | |
477 | } | |
478 | } | |
9825400f | 479 | |
a9e2aefa | 480 | // ******* iacc = 2 ******* |
481 | // Two combinations found between the 2 cathodes | |
482 | if (iacc==2) { | |
a9e2aefa | 483 | // Was the same maximum taken twice |
9825400f | 484 | if ((accepted[0]&&accepted[1]) || (accepted[2]&&accepted[3])) { |
c4a97bcd | 485 | AliDebug(1,"\n Maximum taken twice !!!\n"); |
a9e2aefa | 486 | |
05c39730 | 487 | // Have a try !! with that |
9825400f | 488 | if (accepted[0]&&accepted[3]) { |
489 | fXInit[0]=xm[0][1]; | |
490 | fYInit[0]=ym[0][0]; | |
491 | fXInit[1]=xm[1][1]; | |
492 | fYInit[1]=ym[1][0]; | |
493 | } else { | |
494 | fXInit[0]=xm[2][1]; | |
495 | fYInit[0]=ym[2][0]; | |
496 | fXInit[1]=xm[3][1]; | |
497 | fYInit[1]=ym[3][0]; | |
498 | } | |
c4a97bcd | 499 | AliDebug(1,"\n cas (2) CombiDoubleMathiesonFit(c)\n"); |
9825400f | 500 | chi2=CombiDoubleMathiesonFit(c); |
a9e2aefa | 501 | // Int_t ndf = fgNbins[0]+fgNbins[1]-6; |
502 | // Float_t prob = TMath::Prob(chi2,ndf); | |
503 | // prob2->Fill(prob); | |
504 | // chi2_2->Fill(chi2); | |
9825400f | 505 | Split(c); |
506 | ||
507 | } else { | |
a9e2aefa | 508 | // No ghosts ! No Problems ! - Perform one fit only ! |
9825400f | 509 | if (accepted[0]&&accepted[3]) { |
510 | fXInit[0]=xm[0][1]; | |
511 | fYInit[0]=ym[0][0]; | |
512 | fXInit[1]=xm[3][1]; | |
513 | fYInit[1]=ym[3][0]; | |
514 | } else { | |
515 | fXInit[0]=xm[1][1]; | |
516 | fYInit[0]=ym[1][0]; | |
517 | fXInit[1]=xm[2][1]; | |
518 | fYInit[1]=ym[2][0]; | |
519 | } | |
c4a97bcd | 520 | AliDebug(1,"\n cas (2) CombiDoubleMathiesonFit(c)\n"); |
9825400f | 521 | chi2=CombiDoubleMathiesonFit(c); |
a9e2aefa | 522 | // Int_t ndf = fgNbins[0]+fgNbins[1]-6; |
523 | // Float_t prob = TMath::Prob(chi2,ndf); | |
524 | // prob2->Fill(prob); | |
525 | // chi2_2->Fill(chi2); | |
c4a97bcd | 526 | AliDebug(1,Form(" chi2 %f\n",chi2)); |
9825400f | 527 | Split(c); |
528 | } | |
529 | ||
a9e2aefa | 530 | // ******* iacc = 4 ******* |
531 | // Four combinations found between the 2 cathodes | |
532 | // Ghost !! | |
9825400f | 533 | } else if (iacc==4) { |
a9e2aefa | 534 | // Perform fits for the two possibilities !! |
07cfabcf | 535 | // Accept if charges are compatible on both cathodes |
536 | // If none are compatible, keep everything | |
9825400f | 537 | fXInit[0]=xm[0][1]; |
538 | fYInit[0]=ym[0][0]; | |
539 | fXInit[1]=xm[3][1]; | |
540 | fYInit[1]=ym[3][0]; | |
c4a97bcd | 541 | AliDebug(1,"\n cas (2) CombiDoubleMathiesonFit(c)\n"); |
9825400f | 542 | chi2=CombiDoubleMathiesonFit(c); |
a9e2aefa | 543 | // Int_t ndf = fgNbins[0]+fgNbins[1]-6; |
544 | // Float_t prob = TMath::Prob(chi2,ndf); | |
545 | // prob2->Fill(prob); | |
546 | // chi2_2->Fill(chi2); | |
c4a97bcd | 547 | AliDebug(1,Form(" chi2 %f\n",chi2)); |
07cfabcf | 548 | // store results of fit and postpone decision |
549 | Double_t sXFit[2],sYFit[2],sQrFit[2]; | |
550 | Float_t sChi2[2]; | |
551 | for (Int_t i=0;i<2;i++) { | |
552 | sXFit[i]=fXFit[i]; | |
553 | sYFit[i]=fYFit[i]; | |
554 | sQrFit[i]=fQrFit[i]; | |
555 | sChi2[i]=fChi2[i]; | |
556 | } | |
9825400f | 557 | fXInit[0]=xm[1][1]; |
558 | fYInit[0]=ym[1][0]; | |
559 | fXInit[1]=xm[2][1]; | |
560 | fYInit[1]=ym[2][0]; | |
c4a97bcd | 561 | AliDebug(1,"\n cas (2) CombiDoubleMathiesonFit(c)\n"); |
9825400f | 562 | chi2=CombiDoubleMathiesonFit(c); |
a9e2aefa | 563 | // ndf = fgNbins[0]+fgNbins[1]-6; |
564 | // prob = TMath::Prob(chi2,ndf); | |
565 | // prob2->Fill(prob); | |
566 | // chi2_2->Fill(chi2); | |
c4a97bcd | 567 | AliDebug(1,Form(" chi2 %f\n",chi2)); |
07cfabcf | 568 | // We have all informations to perform the decision |
569 | // Compute the chi2 for the 2 possibilities | |
570 | Float_t chi2fi,chi2si,chi2f,chi2s; | |
571 | ||
572 | chi2f = (TMath::Log(fInput->TotalCharge(0)*fQrFit[0] | |
573 | / (fInput->TotalCharge(1)*fQrFit[1]) ) | |
7e4a628d | 574 | / fInput->ChargeCorrel() ); |
07cfabcf | 575 | chi2f *=chi2f; |
576 | chi2fi = (TMath::Log(fInput->TotalCharge(0)*(1-fQrFit[0]) | |
577 | / (fInput->TotalCharge(1)*(1-fQrFit[1])) ) | |
7e4a628d | 578 | / fInput->ChargeCorrel() ); |
07cfabcf | 579 | chi2f += chi2fi*chi2fi; |
580 | ||
581 | chi2s = (TMath::Log(fInput->TotalCharge(0)*sQrFit[0] | |
582 | / (fInput->TotalCharge(1)*sQrFit[1]) ) | |
7e4a628d | 583 | / fInput->ChargeCorrel() ); |
07cfabcf | 584 | chi2s *=chi2s; |
585 | chi2si = (TMath::Log(fInput->TotalCharge(0)*(1-sQrFit[0]) | |
586 | / (fInput->TotalCharge(1)*(1-sQrFit[1])) ) | |
7e4a628d | 587 | / fInput->ChargeCorrel() ); |
07cfabcf | 588 | chi2s += chi2si*chi2si; |
589 | ||
590 | // usefull to store the charge matching chi2 in the cluster | |
591 | // fChi2[0]=sChi2[1]=chi2f; | |
592 | // fChi2[1]=sChi2[0]=chi2s; | |
593 | ||
594 | if (chi2f<=fGhostChi2Cut && chi2s<=fGhostChi2Cut) | |
3b5272e3 | 595 | c->SetGhost(1); |
07cfabcf | 596 | if (chi2f>fGhostChi2Cut && chi2s>fGhostChi2Cut) { |
597 | // we keep the ghost | |
3b5272e3 | 598 | c->SetGhost(2); |
07cfabcf | 599 | chi2s=-1; |
600 | chi2f=-1; | |
601 | } | |
602 | if (chi2f<=fGhostChi2Cut) | |
603 | Split(c); | |
604 | if (chi2s<=fGhostChi2Cut) { | |
605 | // retreive saved values | |
606 | for (Int_t i=0;i<2;i++) { | |
607 | fXFit[i]=sXFit[i]; | |
608 | fYFit[i]=sYFit[i]; | |
609 | fQrFit[i]=sQrFit[i]; | |
610 | fChi2[i]=sChi2[i]; | |
611 | } | |
612 | Split(c); | |
613 | } | |
3b5272e3 | 614 | c->SetGhost(0); |
9825400f | 615 | } |
a9e2aefa | 616 | |
9825400f | 617 | } else if (fNLocal[0]==2 && fNLocal[1]==1) { |
a9e2aefa | 618 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
619 | // (3) Two local maxima on cathode 1 and one maximum on cathode 2 | |
620 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ | |
621 | // | |
622 | Float_t xm[4][2], ym[4][2]; | |
623 | Float_t dpx, dpy, dx, dy; | |
624 | Int_t ixm[4][2], iym[4][2]; | |
625 | Int_t isec, im1, ico; | |
626 | // | |
627 | // Form the 2x2 combinations | |
628 | // 0-0, 0-1, 1-0, 1-1 | |
629 | ico=0; | |
630 | for (im1=0; im1<2; im1++) { | |
9825400f | 631 | xm[ico][0]=fX[fIndLocal[im1][0]][0]; |
632 | ym[ico][0]=fY[fIndLocal[im1][0]][0]; | |
633 | xm[ico][1]=fX[fIndLocal[0][1]][1]; | |
634 | ym[ico][1]=fY[fIndLocal[0][1]][1]; | |
635 | ||
636 | ixm[ico][0]=fIx[fIndLocal[im1][0]][0]; | |
637 | iym[ico][0]=fIy[fIndLocal[im1][0]][0]; | |
638 | ixm[ico][1]=fIx[fIndLocal[0][1]][1]; | |
639 | iym[ico][1]=fIy[fIndLocal[0][1]][1]; | |
640 | ico++; | |
a9e2aefa | 641 | } |
642 | // ico = 0 : first local maximum on cathodes 1 and 2 | |
643 | // ico = 1 : second local maximum on cathode 1 and first on cathode 2 | |
644 | ||
645 | // Analyse the combinations and keep those that are possible ! | |
646 | // For each combination check consistency in x and y | |
647 | Int_t iacc; | |
648 | Bool_t accepted[4]; | |
649 | iacc=0; | |
05c39730 | 650 | // In case of staggering maxima are displaced by exactly half the pad-size in y. |
375c469b | 651 | // We have to take into account the numerical precision in the consistency check; |
652 | ||
05c39730 | 653 | Float_t eps = 1.e-5; |
654 | ||
a9e2aefa | 655 | for (ico=0; ico<2; ico++) { |
656 | accepted[ico]=kFALSE; | |
fed772f3 | 657 | if (fSegmentationType == 1) { |
658 | isec=fSeg[0]->Sector(ixm[ico][0], iym[ico][0]); | |
659 | dpx=fSeg[0]->Dpx(isec)/2.; | |
660 | } else { | |
661 | isec=fSeg2[0]->Sector(fInput->DetElemId(), ixm[ico][0], iym[ico][0]); | |
662 | dpx=fSeg2[0]->Dpx(fInput->DetElemId(), isec)/2.; | |
663 | } | |
a9e2aefa | 664 | dx=TMath::Abs(xm[ico][0]-xm[ico][1]); |
fed772f3 | 665 | if (fSegmentationType == 1) { |
666 | isec=fSeg[1]->Sector(ixm[ico][1], iym[ico][1]); | |
667 | dpy=fSeg[1]->Dpy(isec)/2.; | |
668 | } else { | |
669 | isec=fSeg2[1]->Sector(fInput->DetElemId(), ixm[ico][1], iym[ico][1]); | |
670 | dpy=fSeg2[1]->Dpy(fInput->DetElemId(), isec)/2.; | |
671 | } | |
a9e2aefa | 672 | dy=TMath::Abs(ym[ico][0]-ym[ico][1]); |
c4a97bcd | 673 | AliDebug(2,Form("\n %i %f %f %f %f \n", ico, ym[ico][0], ym[ico][1], dy, dpy )); |
05c39730 | 674 | if ((dx <= dpx) && (dy <= dpy+eps)) { |
a9e2aefa | 675 | // consistent |
676 | accepted[ico]=kTRUE; | |
677 | iacc++; | |
678 | } else { | |
679 | // reject | |
680 | accepted[ico]=kFALSE; | |
681 | } | |
682 | } | |
9825400f | 683 | |
a9e2aefa | 684 | Float_t chi21 = 100; |
685 | Float_t chi22 = 100; | |
05c39730 | 686 | Float_t chi23 = 100; |
687 | ||
688 | // Initial value for charge ratios | |
689 | fQrInit[0]=Float_t(fQ[fIndLocal[0][0]][0])/ | |
690 | Float_t(fQ[fIndLocal[0][0]][0]+fQ[fIndLocal[1][0]][0]); | |
691 | fQrInit[1]=fQrInit[0]; | |
9825400f | 692 | |
05c39730 | 693 | if (accepted[0] && accepted[1]) { |
694 | ||
695 | fXInit[0]=0.5*(xm[0][1]+xm[0][0]); | |
696 | fYInit[0]=ym[0][0]; | |
697 | fXInit[1]=0.5*(xm[0][1]+xm[1][0]); | |
698 | fYInit[1]=ym[1][0]; | |
699 | fQrInit[0]=0.5; | |
700 | fQrInit[1]=0.5; | |
701 | chi23=CombiDoubleMathiesonFit(c); | |
702 | if (chi23<10) { | |
703 | Split(c); | |
704 | Float_t yst; | |
705 | yst = fYFit[0]; | |
706 | fYFit[0] = fYFit[1]; | |
707 | fYFit[1] = yst; | |
708 | Split(c); | |
709 | } | |
710 | } else if (accepted[0]) { | |
a9e2aefa | 711 | fXInit[0]=xm[0][1]; |
712 | fYInit[0]=ym[0][0]; | |
713 | fXInit[1]=xm[1][0]; | |
714 | fYInit[1]=ym[1][0]; | |
715 | chi21=CombiDoubleMathiesonFit(c); | |
716 | // Int_t ndf = fgNbins[0]+fgNbins[1]-6; | |
717 | // Float_t prob = TMath::Prob(chi2,ndf); | |
718 | // prob2->Fill(prob); | |
719 | // chi2_2->Fill(chi21); | |
c4a97bcd | 720 | AliDebug(1,Form(" chi2 %f\n",chi21)); |
a9e2aefa | 721 | if (chi21<10) Split(c); |
722 | } else if (accepted[1]) { | |
723 | fXInit[0]=xm[1][1]; | |
724 | fYInit[0]=ym[1][0]; | |
725 | fXInit[1]=xm[0][0]; | |
726 | fYInit[1]=ym[0][0]; | |
727 | chi22=CombiDoubleMathiesonFit(c); | |
728 | // Int_t ndf = fgNbins[0]+fgNbins[1]-6; | |
729 | // Float_t prob = TMath::Prob(chi2,ndf); | |
730 | // prob2->Fill(prob); | |
731 | // chi2_2->Fill(chi22); | |
c4a97bcd | 732 | AliDebug(1,Form(" chi2 %f\n",chi22)); |
a9e2aefa | 733 | if (chi22<10) Split(c); |
734 | } | |
735 | ||
375c469b | 736 | if (chi21 > 10 && chi22 > 10 && chi23 > 10) { |
a9e2aefa | 737 | // We keep only the combination found (X->cathode 2, Y->cathode 1) |
738 | for (Int_t ico=0; ico<2; ico++) { | |
739 | if (accepted[ico]) { | |
740 | AliMUONRawCluster cnew; | |
741 | Int_t cath; | |
742 | for (cath=0; cath<2; cath++) { | |
ba12c242 | 743 | cnew.SetX(cath, Float_t(xm[ico][1])); |
744 | cnew.SetY(cath, Float_t(ym[ico][0])); | |
745 | cnew.SetZ(cath, fZPlane); | |
9e993f2a | 746 | cnew.SetMultiplicity(cath, c->GetMultiplicity(cath)); |
a9e2aefa | 747 | for (i=0; i<fMul[cath]; i++) { |
0164904a | 748 | cnew.SetIndex(i, cath, c->GetIndex(i, cath)); |
fed772f3 | 749 | if (fSegmentationType == 1) |
750 | fSeg[cath]->SetPad(fIx[i][cath], fIy[i][cath]); | |
751 | else | |
752 | fSeg2[cath]->SetPad(fInput->DetElemId(), fIx[i][cath], fIy[i][cath]); | |
753 | ||
a9e2aefa | 754 | } |
c4a97bcd | 755 | AliDebug(1,Form("\nRawCluster %d cath %d\n",ico,cath)); |
756 | AliDebug(1,Form("mult_av %d\n",c->GetMultiplicity(cath))); | |
757 | ||
a9e2aefa | 758 | FillCluster(&cnew,cath); |
759 | } | |
9e993f2a | 760 | cnew.SetClusterType(cnew.PhysicsContribution()); |
a9e2aefa | 761 | AddRawCluster(cnew); |
762 | fNPeaks++; | |
763 | } | |
764 | } | |
765 | } | |
9825400f | 766 | |
a9e2aefa | 767 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
768 | // (3') One local maximum on cathode 1 and two maxima on cathode 2 | |
769 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ | |
770 | } else if (fNLocal[0]==1 && fNLocal[1]==2) { | |
a9e2aefa | 771 | Float_t xm[4][2], ym[4][2]; |
772 | Float_t dpx, dpy, dx, dy; | |
773 | Int_t ixm[4][2], iym[4][2]; | |
774 | Int_t isec, im1, ico; | |
775 | // | |
776 | // Form the 2x2 combinations | |
777 | // 0-0, 0-1, 1-0, 1-1 | |
778 | ico=0; | |
779 | for (im1=0; im1<2; im1++) { | |
9825400f | 780 | xm[ico][0]=fX[fIndLocal[0][0]][0]; |
781 | ym[ico][0]=fY[fIndLocal[0][0]][0]; | |
782 | xm[ico][1]=fX[fIndLocal[im1][1]][1]; | |
783 | ym[ico][1]=fY[fIndLocal[im1][1]][1]; | |
784 | ||
785 | ixm[ico][0]=fIx[fIndLocal[0][0]][0]; | |
786 | iym[ico][0]=fIy[fIndLocal[0][0]][0]; | |
787 | ixm[ico][1]=fIx[fIndLocal[im1][1]][1]; | |
788 | iym[ico][1]=fIy[fIndLocal[im1][1]][1]; | |
789 | ico++; | |
a9e2aefa | 790 | } |
791 | // ico = 0 : first local maximum on cathodes 1 and 2 | |
792 | // ico = 1 : first local maximum on cathode 1 and second on cathode 2 | |
793 | ||
794 | // Analyse the combinations and keep those that are possible ! | |
795 | // For each combination check consistency in x and y | |
796 | Int_t iacc; | |
797 | Bool_t accepted[4]; | |
798 | iacc=0; | |
05c39730 | 799 | // In case of staggering maxima are displaced by exactly half the pad-size in y. |
800 | // We have to take into account the numerical precision in the consistency check; | |
801 | Float_t eps = 1.e-5; | |
802 | ||
a9e2aefa | 803 | |
804 | for (ico=0; ico<2; ico++) { | |
805 | accepted[ico]=kFALSE; | |
fed772f3 | 806 | if (fSegmentationType == 1) { |
807 | isec=fSeg[0]->Sector(ixm[ico][0], iym[ico][0]); | |
808 | dpx=fSeg[0]->Dpx(isec)/2.; | |
809 | } else { | |
810 | isec=fSeg2[0]->Sector(fInput->DetElemId(), ixm[ico][0], iym[ico][0]); | |
811 | dpx=fSeg2[0]->Dpx(fInput->DetElemId(), isec)/2.; | |
812 | } | |
a9e2aefa | 813 | dx=TMath::Abs(xm[ico][0]-xm[ico][1]); |
fed772f3 | 814 | if (fSegmentationType == 1) { |
815 | isec=fSeg[1]->Sector(ixm[ico][1], iym[ico][1]); | |
816 | dpy=fSeg[1]->Dpy(isec)/2.; | |
817 | } else { | |
818 | isec=fSeg2[1]->Sector(fInput->DetElemId(), ixm[ico][1], iym[ico][1]); | |
819 | dpy=fSeg2[1]->Dpy(fInput->DetElemId(), isec)/2.; | |
820 | } | |
a9e2aefa | 821 | dy=TMath::Abs(ym[ico][0]-ym[ico][1]); |
c4a97bcd | 822 | AliDebug(1,Form("\n %i %f %f %f %f \n", ico, ym[ico][0], ym[ico][1], dy, dpy )); |
05c39730 | 823 | if ((dx <= dpx) && (dy <= dpy+eps)) { |
a9e2aefa | 824 | // consistent |
825 | accepted[ico]=kTRUE; | |
c4a97bcd | 826 | AliDebug(1,Form("ico %d\n",ico)); |
a9e2aefa | 827 | iacc++; |
828 | } else { | |
829 | // reject | |
830 | accepted[ico]=kFALSE; | |
831 | } | |
832 | } | |
833 | ||
834 | Float_t chi21 = 100; | |
835 | Float_t chi22 = 100; | |
05c39730 | 836 | Float_t chi23 = 100; |
837 | ||
838 | fQrInit[1]=Float_t(fQ[fIndLocal[0][1]][1])/ | |
839 | Float_t(fQ[fIndLocal[0][1]][1]+fQ[fIndLocal[1][1]][1]); | |
840 | ||
841 | fQrInit[0]=fQrInit[1]; | |
a9e2aefa | 842 | |
05c39730 | 843 | |
844 | if (accepted[0] && accepted[1]) { | |
845 | fXInit[0]=xm[0][1]; | |
846 | fYInit[0]=0.5*(ym[0][0]+ym[0][1]); | |
847 | fXInit[1]=xm[1][1]; | |
848 | fYInit[1]=0.5*(ym[0][0]+ym[1][1]); | |
849 | fQrInit[0]=0.5; | |
850 | fQrInit[1]=0.5; | |
851 | chi23=CombiDoubleMathiesonFit(c); | |
852 | if (chi23<10) { | |
853 | Split(c); | |
854 | Float_t yst; | |
855 | yst = fYFit[0]; | |
856 | fYFit[0] = fYFit[1]; | |
857 | fYFit[1] = yst; | |
858 | Split(c); | |
859 | } | |
860 | } else if (accepted[0]) { | |
a9e2aefa | 861 | fXInit[0]=xm[0][0]; |
862 | fYInit[0]=ym[0][1]; | |
863 | fXInit[1]=xm[1][1]; | |
864 | fYInit[1]=ym[1][1]; | |
865 | chi21=CombiDoubleMathiesonFit(c); | |
866 | // Int_t ndf = fgNbins[0]+fgNbins[1]-6; | |
867 | // Float_t prob = TMath::Prob(chi2,ndf); | |
868 | // prob2->Fill(prob); | |
869 | // chi2_2->Fill(chi21); | |
c4a97bcd | 870 | AliDebug(1,Form(" chi2 %f\n",chi21)); |
a9e2aefa | 871 | if (chi21<10) Split(c); |
872 | } else if (accepted[1]) { | |
873 | fXInit[0]=xm[1][0]; | |
874 | fYInit[0]=ym[1][1]; | |
875 | fXInit[1]=xm[0][1]; | |
876 | fYInit[1]=ym[0][1]; | |
877 | chi22=CombiDoubleMathiesonFit(c); | |
878 | // Int_t ndf = fgNbins[0]+fgNbins[1]-6; | |
879 | // Float_t prob = TMath::Prob(chi2,ndf); | |
880 | // prob2->Fill(prob); | |
881 | // chi2_2->Fill(chi22); | |
c4a97bcd | 882 | AliDebug(1,Form(" chi2 %f\n",chi22)); |
a9e2aefa | 883 | if (chi22<10) Split(c); |
884 | } | |
885 | ||
05c39730 | 886 | if (chi21 > 10 && chi22 > 10 && chi23 > 10) { |
a9e2aefa | 887 | //We keep only the combination found (X->cathode 2, Y->cathode 1) |
888 | for (Int_t ico=0; ico<2; ico++) { | |
889 | if (accepted[ico]) { | |
890 | AliMUONRawCluster cnew; | |
891 | Int_t cath; | |
892 | for (cath=0; cath<2; cath++) { | |
ba12c242 | 893 | cnew.SetX(cath, Float_t(xm[ico][1])); |
894 | cnew.SetY(cath, Float_t(ym[ico][0])); | |
895 | cnew.SetZ(cath, fZPlane); | |
9e993f2a | 896 | cnew.SetMultiplicity(cath, c->GetMultiplicity(cath)); |
a9e2aefa | 897 | for (i=0; i<fMul[cath]; i++) { |
0164904a | 898 | cnew.SetIndex(i, cath, c->GetIndex(i, cath)); |
fed772f3 | 899 | if (fSegmentationType == 1) |
900 | fSeg[cath]->SetPad(fIx[i][cath], fIy[i][cath]); | |
901 | else | |
902 | fSeg2[cath]->SetPad(fInput->DetElemId(), fIx[i][cath], fIy[i][cath]); | |
a9e2aefa | 903 | } |
c4a97bcd | 904 | AliDebug(1,Form("\nRawCluster %d cath %d\n",ico,cath)); |
905 | AliDebug(1,Form("mult_av %d\n",c->GetMultiplicity(cath))); | |
a9e2aefa | 906 | FillCluster(&cnew,cath); |
907 | } | |
9e993f2a | 908 | cnew.SetClusterType(cnew.PhysicsContribution()); |
a9e2aefa | 909 | AddRawCluster(cnew); |
910 | fNPeaks++; | |
911 | } | |
912 | } | |
913 | } | |
914 | ||
915 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ | |
916 | // (4) At least three local maxima on cathode 1 or on cathode 2 | |
917 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ | |
918 | } else if (fNLocal[0]>2 || fNLocal[1]>2) { | |
a9e2aefa | 919 | Int_t param = fNLocal[0]*fNLocal[1]; |
f8ffca81 | 920 | Int_t ii; |
9825400f | 921 | |
39e6d319 | 922 | Float_t ** xm = new Float_t * [param]; |
923 | for (ii=0; ii<param; ii++) xm[ii]=new Float_t [2]; | |
924 | Float_t ** ym = new Float_t * [param]; | |
925 | for (ii=0; ii<param; ii++) ym[ii]=new Float_t [2]; | |
926 | Int_t ** ixm = new Int_t * [param]; | |
927 | for (ii=0; ii<param; ii++) ixm[ii]=new Int_t [2]; | |
928 | Int_t ** iym = new Int_t * [param]; | |
929 | for (ii=0; ii<param; ii++) iym[ii]=new Int_t [2]; | |
f8ffca81 | 930 | |
a9e2aefa | 931 | Int_t isec, ico; |
932 | Float_t dpx, dpy, dx, dy; | |
933 | ||
934 | ico=0; | |
935 | for (Int_t im1=0; im1<fNLocal[0]; im1++) { | |
936 | for (Int_t im2=0; im2<fNLocal[1]; im2++) { | |
937 | xm[ico][0]=fX[fIndLocal[im1][0]][0]; | |
938 | ym[ico][0]=fY[fIndLocal[im1][0]][0]; | |
939 | xm[ico][1]=fX[fIndLocal[im2][1]][1]; | |
940 | ym[ico][1]=fY[fIndLocal[im2][1]][1]; | |
941 | ||
942 | ixm[ico][0]=fIx[fIndLocal[im1][0]][0]; | |
943 | iym[ico][0]=fIy[fIndLocal[im1][0]][0]; | |
944 | ixm[ico][1]=fIx[fIndLocal[im2][1]][1]; | |
945 | iym[ico][1]=fIy[fIndLocal[im2][1]][1]; | |
946 | ico++; | |
947 | } | |
948 | } | |
9825400f | 949 | |
a9e2aefa | 950 | Int_t nIco = ico; |
c4a97bcd | 951 | AliDebug(1,Form("nIco %d\n",nIco)); |
a9e2aefa | 952 | for (ico=0; ico<nIco; ico++) { |
c4a97bcd | 953 | AliDebug(1,Form("ico = %d\n",ico)); |
fed772f3 | 954 | if (fSegmentationType == 1) { |
955 | isec=fSeg[0]->Sector(ixm[ico][0], iym[ico][0]); | |
956 | dpx=fSeg[0]->Dpx(isec)/2.; | |
957 | } else { | |
958 | isec=fSeg2[0]->Sector(fInput->DetElemId(), ixm[ico][0], iym[ico][0]); | |
959 | dpx=fSeg2[0]->Dpx(fInput->DetElemId(), isec)/2.; | |
960 | } | |
a9e2aefa | 961 | dx=TMath::Abs(xm[ico][0]-xm[ico][1]); |
fed772f3 | 962 | if (fSegmentationType == 1) { |
963 | isec=fSeg[1]->Sector(ixm[ico][1], iym[ico][1]); | |
964 | dpy=fSeg[1]->Dpy(isec)/2.; | |
965 | } else { | |
966 | isec=fSeg2[1]->Sector(fInput->DetElemId(), ixm[ico][1], iym[ico][1]); | |
967 | dpy=fSeg2[1]->Dpy(fInput->DetElemId(), isec)/2.; | |
968 | } | |
a9e2aefa | 969 | dy=TMath::Abs(ym[ico][0]-ym[ico][1]); |
c4a97bcd | 970 | AliDebug(1,Form("dx %f dpx %f dy %f dpy %f\n",dx,dpx,dy,dpy)); |
971 | AliDebug(1,Form(" X %f Y %f\n",xm[ico][1],ym[ico][0])); | |
a9e2aefa | 972 | if ((dx <= dpx) && (dy <= dpy)) { |
c4a97bcd | 973 | AliDebug(1,"ok\n"); |
a9e2aefa | 974 | Int_t cath; |
975 | AliMUONRawCluster cnew; | |
976 | for (cath=0; cath<2; cath++) { | |
ba12c242 | 977 | cnew.SetX(cath, Float_t(xm[ico][1])); |
978 | cnew.SetY(cath, Float_t(ym[ico][0])); | |
979 | cnew.SetZ(cath, fZPlane); | |
9e993f2a | 980 | cnew.SetMultiplicity(cath, c->GetMultiplicity(cath)); |
a9e2aefa | 981 | for (i=0; i<fMul[cath]; i++) { |
0164904a | 982 | cnew.SetIndex(i, cath, c->GetIndex(i, cath)); |
fed772f3 | 983 | if (fSegmentationType == 1) |
984 | fSeg[cath]->SetPad(fIx[i][cath], fIy[i][cath]); | |
985 | else | |
986 | fSeg2[cath]->SetPad(fInput->DetElemId(), fIx[i][cath], fIy[i][cath]); | |
a9e2aefa | 987 | } |
988 | FillCluster(&cnew,cath); | |
989 | } | |
9e993f2a | 990 | cnew.SetClusterType(cnew.PhysicsContribution()); |
6570c14d | 991 | // cnew.SetDetElemId(fInput->DetElemId()); |
a9e2aefa | 992 | AddRawCluster(cnew); |
993 | fNPeaks++; | |
994 | } | |
995 | } | |
f8ffca81 | 996 | delete [] xm; |
997 | delete [] ym; | |
998 | delete [] ixm; | |
999 | delete [] iym; | |
a9e2aefa | 1000 | } |
1001 | } | |
1002 | ||
e3cba86e | 1003 | void AliMUONClusterFinderVS::FindLocalMaxima(AliMUONRawCluster* /*c*/) |
a9e2aefa | 1004 | { |
1005 | // Find all local maxima of a cluster | |
c4a97bcd | 1006 | AliDebug(1,"\n Find Local maxima !"); |
f0d86bc4 | 1007 | |
a9e2aefa | 1008 | AliMUONDigit* digt; |
1009 | ||
1010 | Int_t cath, cath1; // loops over cathodes | |
1011 | Int_t i; // loops over digits | |
1012 | Int_t j; // loops over cathodes | |
1013 | // | |
1014 | // Find local maxima | |
1015 | // | |
1016 | // counters for number of local maxima | |
1017 | fNLocal[0]=fNLocal[1]=0; | |
1018 | // flags digits as local maximum | |
1019 | Bool_t isLocal[100][2]; | |
1020 | for (i=0; i<100;i++) { | |
1021 | isLocal[i][0]=isLocal[i][1]=kFALSE; | |
1022 | } | |
1023 | // number of next neighbours and arrays to store them | |
1024 | Int_t nn; | |
30aaba74 | 1025 | Int_t x[10], y[10]; |
f7db2071 | 1026 | // loop over cathodes |
a9e2aefa | 1027 | for (cath=0; cath<2; cath++) { |
f7db2071 | 1028 | // loop over cluster digits |
1029 | for (i=0; i<fMul[cath]; i++) { | |
1030 | // get neighbours for that digit and assume that it is local maximum | |
1031 | Int_t isec; | |
1032 | Float_t a0; | |
fed772f3 | 1033 | |
f7db2071 | 1034 | if (fSegmentationType == 1) |
1035 | fSeg[cath]->Neighbours(fIx[i][cath], fIy[i][cath], &nn, x, y); | |
1036 | else | |
1037 | fSeg2[cath]->Neighbours(fInput->DetElemId(), fIx[i][cath], fIy[i][cath], &nn, x, y); | |
1038 | ||
1039 | isLocal[i][cath]=kTRUE; | |
1040 | ||
1041 | if (fSegmentationType == 1) { | |
1042 | isec = fSeg[cath]->Sector(fIx[i][cath], fIy[i][cath]); | |
1043 | a0 = fSeg[cath]->Dpx(isec)*fSeg[cath]->Dpy(isec); | |
1044 | } else { | |
1045 | isec = fSeg2[cath]->Sector(fInput->DetElemId(), fIx[i][cath], fIy[i][cath]); | |
1046 | a0 = fSeg2[cath]->Dpx(fInput->DetElemId(), isec)*fSeg2[cath]->Dpy(fInput->DetElemId(), isec); | |
1047 | } | |
1048 | // loop over next neighbours, if at least one neighbour has higher charger assumption | |
1049 | // digit is not local maximum | |
1050 | for (j=0; j<nn; j++) { | |
1051 | if (fHitMap[cath]->TestHit(x[j], y[j])==kEmpty) continue; | |
1052 | digt=(AliMUONDigit*) fHitMap[cath]->GetHit(x[j], y[j]); | |
1053 | Float_t a1; | |
1054 | if (fSegmentationType == 1) { | |
1055 | isec=fSeg[cath]->Sector(x[j], y[j]); | |
1056 | a1 = fSeg[cath]->Dpx(isec)*fSeg[cath]->Dpy(isec); | |
1057 | } else { | |
1058 | isec=fSeg2[cath]->Sector(fInput->DetElemId(), x[j], y[j]); | |
1059 | a1 = fSeg2[cath]->Dpx(fInput->DetElemId(),isec)*fSeg2[cath]->Dpy(fInput->DetElemId(), isec); | |
1060 | } | |
1061 | if (digt->Signal()/a1 > fQ[i][cath]/a0) { | |
1062 | isLocal[i][cath]=kFALSE; | |
1063 | break; | |
1064 | // | |
1065 | // handle special case of neighbouring pads with equal signal | |
1066 | } else if (digt->Signal() == fQ[i][cath]) { | |
1067 | if (fNLocal[cath]>0) { | |
1068 | for (Int_t k=0; k<fNLocal[cath]; k++) { | |
1069 | if (x[j]==fIx[fIndLocal[k][cath]][cath] | |
1070 | && y[j]==fIy[fIndLocal[k][cath]][cath]) | |
1071 | { | |
a9e2aefa | 1072 | isLocal[i][cath]=kFALSE; |
f7db2071 | 1073 | } |
1074 | } // loop over local maxima | |
1075 | } // are there already local maxima | |
1076 | } // same charge ? | |
1077 | } // loop over next neighbours | |
1078 | if (isLocal[i][cath]) { | |
1079 | fIndLocal[fNLocal[cath]][cath]=i; | |
1080 | fNLocal[cath]++; | |
1081 | } | |
1082 | } // loop over all digits | |
a9e2aefa | 1083 | } // loop over cathodes |
07cfabcf | 1084 | |
c4a97bcd | 1085 | AliDebug(1,Form("\n Found %d %d %d %d local Maxima\n", |
1086 | fNLocal[0], fNLocal[1], fMul[0], fMul[1])); | |
1087 | AliDebug(1,Form("\n Cathode 1 local Maxima %d Multiplicite %d\n",fNLocal[0], fMul[0])); | |
1088 | AliDebug(1,Form(" Cathode 2 local Maxima %d Multiplicite %d\n",fNLocal[1], fMul[1])); | |
a9e2aefa | 1089 | Int_t ix, iy, isec; |
1090 | Float_t dpx, dpy; | |
1091 | ||
1092 | ||
1093 | if (fNLocal[1]==2 && (fNLocal[0]==1 || fNLocal[0]==0)) { | |
1094 | Int_t iback=fNLocal[0]; | |
1095 | ||
1096 | // Two local maxima on cathode 2 and one maximum on cathode 1 | |
1097 | // Look for local maxima considering up and down neighbours on the 1st cathode only | |
1098 | // | |
1099 | // Loop over cluster digits | |
1100 | cath=0; | |
1101 | cath1=1; | |
1102 | ||
1103 | for (i=0; i<fMul[cath]; i++) { | |
fed772f3 | 1104 | if (fSegmentationType == 1) { |
f0d86bc4 | 1105 | isec=fSeg[cath]->Sector(fIx[i][cath],fIy[i][cath]); |
1106 | dpy=fSeg[cath]->Dpy(isec); | |
1107 | dpx=fSeg[cath]->Dpx(isec); | |
fed772f3 | 1108 | } else { |
1109 | isec=fSeg2[cath]->Sector(fInput->DetElemId(), fIx[i][cath],fIy[i][cath]); | |
1110 | dpy=fSeg2[cath]->Dpy(fInput->DetElemId(), isec); | |
1111 | dpx=fSeg2[cath]->Dpx(fInput->DetElemId(), isec); | |
1112 | } | |
a9e2aefa | 1113 | if (isLocal[i][cath]) continue; |
1114 | // Pad position should be consistent with position of local maxima on the opposite cathode | |
1115 | if ((TMath::Abs(fX[i][cath]-fX[fIndLocal[0][cath1]][cath1]) > dpx/2.) && | |
1116 | (TMath::Abs(fX[i][cath]-fX[fIndLocal[1][cath1]][cath1]) > dpx/2.)) | |
1117 | continue; | |
1118 | ||
1119 | // get neighbours for that digit and assume that it is local maximum | |
1120 | isLocal[i][cath]=kTRUE; | |
1121 | // compare signal to that on the two neighbours on the left and on the right | |
a9e2aefa | 1122 | // iNN counts the number of neighbours with signal, it should be 1 or 2 |
1123 | Int_t iNN=0; | |
fed772f3 | 1124 | if (fSegmentationType == 1) { |
1125 | ||
1126 | for (fSeg[cath]->FirstPad(fX[i][cath], fY[i][cath], fZPlane, 0., dpy); | |
1127 | fSeg[cath]->MorePads(); | |
1128 | fSeg[cath]->NextPad()) | |
1129 | { | |
1130 | ix = fSeg[cath]->Ix(); | |
1131 | iy = fSeg[cath]->Iy(); | |
1132 | // skip the current pad | |
1133 | if (iy == fIy[i][cath]) continue; | |
1134 | ||
1135 | if (fHitMap[cath]->TestHit(ix, iy)!=kEmpty) { | |
1136 | iNN++; | |
1137 | digt=(AliMUONDigit*) fHitMap[cath]->GetHit(ix,iy); | |
1138 | if (digt->Signal() > fQ[i][cath]) isLocal[i][cath]=kFALSE; | |
1139 | } | |
1140 | } // Loop over pad neighbours in y | |
1141 | } else { | |
f0d86bc4 | 1142 | |
fed772f3 | 1143 | for (fSeg2[cath]->FirstPad(fInput->DetElemId(), fX[i][cath], fY[i][cath], fZPlane, 0., dpy); |
1144 | fSeg2[cath]->MorePads(fInput->DetElemId()); | |
1145 | fSeg2[cath]->NextPad(fInput->DetElemId())) | |
1146 | { | |
1147 | ix = fSeg2[cath]->Ix(); | |
1148 | iy = fSeg2[cath]->Iy(); | |
1149 | // skip the current pad | |
1150 | if (iy == fIy[i][cath]) continue; | |
f0d86bc4 | 1151 | |
fed772f3 | 1152 | if (fHitMap[cath]->TestHit(ix, iy)!=kEmpty) { |
f0d86bc4 | 1153 | iNN++; |
1154 | digt=(AliMUONDigit*) fHitMap[cath]->GetHit(ix,iy); | |
08a636a8 | 1155 | if (digt->Signal() > fQ[i][cath]) isLocal[i][cath]=kFALSE; |
fed772f3 | 1156 | } |
1157 | } // Loop over pad neighbours in y | |
1158 | } | |
a9e2aefa | 1159 | if (isLocal[i][cath] && iNN>0) { |
1160 | fIndLocal[fNLocal[cath]][cath]=i; | |
1161 | fNLocal[cath]++; | |
1162 | } | |
1163 | } // loop over all digits | |
1164 | // if one additional maximum has been found we are happy | |
1165 | // if more maxima have been found restore the previous situation | |
c4a97bcd | 1166 | AliDebug(1,Form("\n New search gives %d local maxima for cathode 1 \n", |
1167 | fNLocal[0])); | |
1168 | AliDebug(1,Form(" %d local maxima for cathode 2 \n", | |
1169 | fNLocal[1])); | |
a9e2aefa | 1170 | if (fNLocal[cath]>2) { |
1171 | fNLocal[cath]=iback; | |
1172 | } | |
1173 | ||
1174 | } // 1,2 local maxima | |
1175 | ||
1176 | if (fNLocal[0]==2 && (fNLocal[1]==1 || fNLocal[1]==0)) { | |
1177 | Int_t iback=fNLocal[1]; | |
1178 | ||
1179 | // Two local maxima on cathode 1 and one maximum on cathode 2 | |
1180 | // Look for local maxima considering left and right neighbours on the 2nd cathode only | |
1181 | cath=1; | |
05c39730 | 1182 | Int_t cath1 = 0; |
1183 | Float_t eps = 1.e-5; | |
1184 | ||
a9e2aefa | 1185 | // |
1186 | // Loop over cluster digits | |
1187 | for (i=0; i<fMul[cath]; i++) { | |
fed772f3 | 1188 | if (fSegmentationType == 1) { |
f0d86bc4 | 1189 | isec=fSeg[cath]->Sector(fIx[i][cath],fIy[i][cath]); |
1190 | dpx=fSeg[cath]->Dpx(isec); | |
1191 | dpy=fSeg[cath]->Dpy(isec); | |
fed772f3 | 1192 | } else { |
1193 | isec=fSeg2[cath]->Sector(fInput->DetElemId(), fIx[i][cath],fIy[i][cath]); | |
1194 | dpx=fSeg2[cath]->Dpx(fInput->DetElemId(), isec); | |
1195 | dpy=fSeg2[cath]->Dpy(fInput->DetElemId(), isec); | |
1196 | } | |
1197 | ||
a9e2aefa | 1198 | if (isLocal[i][cath]) continue; |
1199 | // Pad position should be consistent with position of local maxima on the opposite cathode | |
05c39730 | 1200 | if ((TMath::Abs(fY[i][cath]-fY[fIndLocal[0][cath1]][cath1]) > dpy/2.+eps) && |
1201 | (TMath::Abs(fY[i][cath]-fY[fIndLocal[1][cath1]][cath1]) > dpy/2.+eps)) | |
a9e2aefa | 1202 | continue; |
05c39730 | 1203 | |
a9e2aefa | 1204 | // |
1205 | // get neighbours for that digit and assume that it is local maximum | |
1206 | isLocal[i][cath]=kTRUE; | |
1207 | // compare signal to that on the two neighbours on the left and on the right | |
f0d86bc4 | 1208 | |
a9e2aefa | 1209 | // iNN counts the number of neighbours with signal, it should be 1 or 2 |
1210 | Int_t iNN=0; | |
fed772f3 | 1211 | if (fSegmentationType == 1) { |
1212 | for (fSeg[cath]->FirstPad(fX[i][cath], fY[i][cath], fZPlane, dpx, 0.); | |
1213 | fSeg[cath]->MorePads(); | |
1214 | fSeg[cath]->NextPad()) | |
1215 | { | |
1216 | ||
1217 | ix = fSeg[cath]->Ix(); | |
1218 | iy = fSeg[cath]->Iy(); | |
1219 | ||
1220 | // skip the current pad | |
1221 | if (ix == fIx[i][cath]) continue; | |
f0d86bc4 | 1222 | |
fed772f3 | 1223 | if (fHitMap[cath]->TestHit(ix, iy)!=kEmpty) { |
f0d86bc4 | 1224 | iNN++; |
1225 | digt=(AliMUONDigit*) fHitMap[cath]->GetHit(ix,iy); | |
08a636a8 | 1226 | if (digt->Signal() > fQ[i][cath]) isLocal[i][cath]=kFALSE; |
fed772f3 | 1227 | } |
1228 | } // Loop over pad neighbours in x | |
1229 | } else { | |
1230 | for (fSeg2[cath]->FirstPad(fInput->DetElemId(), fX[i][cath], fY[i][cath], fZPlane, dpx, 0.); | |
1231 | fSeg2[cath]->MorePads(fInput->DetElemId()); | |
1232 | fSeg2[cath]->NextPad(fInput->DetElemId())) | |
1233 | { | |
1234 | ||
1235 | ix = fSeg2[cath]->Ix(); | |
1236 | iy = fSeg2[cath]->Iy(); | |
1237 | ||
1238 | // skip the current pad | |
1239 | if (ix == fIx[i][cath]) continue; | |
1240 | ||
1241 | if (fHitMap[cath]->TestHit(ix, iy)!=kEmpty) { | |
1242 | iNN++; | |
1243 | digt=(AliMUONDigit*) fHitMap[cath]->GetHit(ix,iy); | |
1244 | if (digt->Signal() > fQ[i][cath]) isLocal[i][cath]=kFALSE; | |
1245 | } | |
1246 | } // Loop over pad neighbours in x | |
1247 | } | |
a9e2aefa | 1248 | if (isLocal[i][cath] && iNN>0) { |
1249 | fIndLocal[fNLocal[cath]][cath]=i; | |
1250 | fNLocal[cath]++; | |
1251 | } | |
1252 | } // loop over all digits | |
1253 | // if one additional maximum has been found we are happy | |
1254 | // if more maxima have been found restore the previous situation | |
c4a97bcd | 1255 | AliDebug(1,Form("\n New search gives %d local maxima for cathode 1 \n",fNLocal[0])); |
1256 | AliDebug(1,Form("\n %d local maxima for cathode 2 \n",fNLocal[1])); | |
1257 | AliDebug(1,Form("\n New search gives %d %d \n",fNLocal[0],fNLocal[1])); | |
a9e2aefa | 1258 | if (fNLocal[cath]>2) { |
1259 | fNLocal[cath]=iback; | |
1260 | } | |
a9e2aefa | 1261 | } // 2,1 local maxima |
1262 | } | |
1263 | ||
1264 | ||
1265 | void AliMUONClusterFinderVS::FillCluster(AliMUONRawCluster* c, Int_t flag, Int_t cath) | |
1266 | { | |
b137f8b9 | 1267 | // |
1268 | // Completes cluster information starting from list of digits | |
1269 | // | |
1270 | AliMUONDigit* dig; | |
1271 | Float_t x, y, z; | |
1272 | Int_t ix, iy; | |
1273 | ||
1274 | if (cath==1) { | |
1275 | c->SetPeakSignal(cath,c->GetPeakSignal(0)); | |
1276 | } else { | |
1277 | c->SetPeakSignal(cath,0); | |
1278 | } | |
1279 | ||
1280 | ||
1281 | if (flag) { | |
1282 | c->SetX(cath,0.); | |
1283 | c->SetY(cath,0.); | |
1284 | c->SetCharge(cath,0); | |
1285 | } | |
1286 | ||
1287 | AliDebug(1,Form("\n fPeakSignal %d\n",c->GetPeakSignal(cath))); | |
1288 | for (Int_t i=0; i<c->GetMultiplicity(cath); i++) | |
a9e2aefa | 1289 | { |
b137f8b9 | 1290 | dig= fInput->Digit(cath,c->GetIndex(i,cath)); |
1291 | ix=dig->PadX()+c->GetOffset(i,cath); | |
1292 | iy=dig->PadY(); | |
1293 | Int_t q=dig->Signal(); | |
1294 | if (!flag) q=Int_t(q*c->GetContrib(i,cath)); | |
1295 | // fprintf(stderr,"q %d c->fPeakSignal[ %d ] %d\n",q,cath,c->fPeakSignal[cath]); | |
1296 | if (dig->Physics() >= dig->Signal()) { | |
1297 | c->SetPhysics(i,2); | |
1298 | } else if (dig->Physics() == 0) { | |
1299 | c->SetPhysics(i,0); | |
1300 | } else c->SetPhysics(i,1); | |
1301 | // | |
1302 | // | |
1303 | AliDebug(2,Form("q %d c->fPeakSignal[cath] %d\n",q,c->GetPeakSignal(cath))); | |
1304 | // peak signal and track list | |
1305 | if (q>c->GetPeakSignal(cath)) { | |
1306 | c->SetPeakSignal(cath, q); | |
1307 | c->SetTrack(0,dig->Hit()); | |
1308 | c->SetTrack(1,dig->Track(0)); | |
1309 | c->SetTrack(2,dig->Track(1)); | |
1310 | // fprintf(stderr," c->fTracks[0] %d c->fTracks[1] %d\n",dig->fHit,dig->fTracks[0]); | |
1311 | } | |
1312 | // | |
1313 | if (flag) { | |
fed772f3 | 1314 | if (fSegmentationType == 1) |
fed772f3 | 1315 | fSeg[cath]->GetPadC(ix, iy, x, y, z); |
b137f8b9 | 1316 | else |
fed772f3 | 1317 | fSeg2[cath]->GetPadC(fInput->DetElemId(), ix, iy, x, y, z); |
a9e2aefa | 1318 | |
b137f8b9 | 1319 | c->AddX(cath, q*x); |
1320 | c->AddY(cath, q*y); | |
1321 | c->AddCharge(cath, q); | |
1322 | } | |
1323 | } // loop over digits | |
1324 | AliDebug(1," fin du cluster c\n"); | |
1325 | ||
1326 | ||
1327 | if (flag) { | |
1328 | c->SetX(cath, c->GetX(cath)/c->GetCharge(cath)); | |
1329 | // Force on anod | |
1330 | if (fSegmentationType == 1) | |
1331 | c->SetX(cath, fSeg[cath]->GetAnod(c->GetX(cath))); | |
1332 | else | |
1333 | c->SetX(cath, fSeg2[cath]->GetAnod(fInput->DetElemId(), c->GetX(cath))); | |
1334 | c->SetY(cath, c->GetY(cath)/c->GetCharge(cath)); | |
1335 | // | |
1336 | // apply correction to the coordinate along the anode wire | |
1337 | // | |
1338 | x=c->GetX(cath); | |
1339 | y=c->GetY(cath); | |
1340 | TF1* cogCorr; | |
1341 | Int_t isec; | |
1342 | if (fSegmentationType == 1) { | |
1343 | fSeg[cath]->GetPadI(x, y, fZPlane, ix, iy); | |
1344 | fSeg[cath]->GetPadC(ix, iy, x, y, z); | |
1345 | isec=fSeg[cath]->Sector(ix,iy); | |
1346 | cogCorr = fSeg[cath]->CorrFunc(isec-1); | |
1347 | } else { | |
1348 | fSeg2[cath]->GetPadI(fInput->DetElemId(), x, y, fZPlane, ix, iy); | |
1349 | fSeg2[cath]->GetPadC(fInput->DetElemId(), ix, iy, x, y, z); | |
1350 | isec=fSeg2[cath]->Sector(fInput->DetElemId(), ix,iy); | |
1351 | cogCorr = fSeg2[cath]->CorrFunc(fInput->DetElemId(), isec-1); | |
1352 | } | |
1353 | ||
1354 | if (cogCorr) { | |
1355 | Float_t yOnPad; | |
1356 | if (fSegmentationType == 1) | |
1357 | yOnPad=(c->GetY(cath)-y)/fSeg[cath]->Dpy(isec); | |
1358 | else | |
1359 | yOnPad=(c->GetY(cath)-y)/fSeg2[cath]->Dpy(fInput->DetElemId(), isec); | |
1360 | ||
1361 | c->SetY(cath, c->GetY(cath)-cogCorr->Eval(yOnPad, 0, 0)); | |
1362 | // slat ID from digit | |
1363 | ||
a9e2aefa | 1364 | } |
b137f8b9 | 1365 | } |
a9e2aefa | 1366 | } |
1367 | ||
1368 | void AliMUONClusterFinderVS::FillCluster(AliMUONRawCluster* c, Int_t cath) | |
1369 | { | |
b137f8b9 | 1370 | // |
1371 | // Completes cluster information starting from list of digits | |
1372 | // | |
1373 | static Float_t dr0; | |
1374 | ||
1375 | AliMUONDigit* dig; | |
1376 | ||
1377 | if (cath==0) { | |
1378 | dr0 = 10000; | |
1379 | } | |
1380 | ||
1381 | Float_t xpad, ypad, zpad; | |
1382 | Float_t dx, dy, dr; | |
1383 | ||
1384 | for (Int_t i=0; i<c->GetMultiplicity(cath); i++) | |
a9e2aefa | 1385 | { |
b137f8b9 | 1386 | dig = fInput->Digit(cath,c->GetIndex(i,cath)); |
1387 | if (fSegmentationType == 1) | |
1388 | fSeg[cath]-> | |
1389 | GetPadC(dig->PadX(),dig->PadY(),xpad,ypad, zpad); | |
1390 | else | |
1391 | fSeg2[cath]-> | |
1392 | GetPadC(fInput->DetElemId(),dig->PadX(),dig->PadY(),xpad,ypad, zpad); | |
1393 | AliDebug(1,Form("x %f y %f cx %f cy %f\n",xpad,ypad,c->GetX(0),c->GetY(0))); | |
1394 | dx = xpad - c->GetX(0); | |
1395 | dy = ypad - c->GetY(0); | |
1396 | dr = TMath::Sqrt(dx*dx+dy*dy); | |
1397 | ||
1398 | if (dr < dr0) { | |
1399 | dr0 = dr; | |
1400 | AliDebug(1,Form(" dr %f\n",dr)); | |
1401 | Int_t q=dig->Signal(); | |
1402 | if (dig->Physics() >= dig->Signal()) { | |
1403 | c->SetPhysics(i,2); | |
1404 | } else if (dig->Physics() == 0) { | |
1405 | c->SetPhysics(i,0); | |
1406 | } else c->SetPhysics(i,1); | |
1407 | c->SetPeakSignal(cath,q); | |
1408 | c->SetTrack(0,dig->Hit()); | |
1409 | c->SetTrack(1,dig->Track(0)); | |
1410 | c->SetTrack(2,dig->Track(1)); | |
1411 | ||
1412 | AliDebug(1,Form(" c->fTracks[0] %d c->fTracks[1] %d\n",dig->Hit(), | |
1413 | dig->Track(0))); | |
1414 | } | |
1415 | // | |
a9e2aefa | 1416 | } // loop over digits |
b137f8b9 | 1417 | |
1418 | // apply correction to the coordinate along the anode wire | |
1419 | // Force on anod | |
1420 | if (fSegmentationType == 1) | |
1421 | c->SetX(cath,fSeg[cath]->GetAnod(c->GetX(cath))); | |
1422 | else | |
1423 | c->SetX(cath,fSeg2[cath]->GetAnod(fInput->DetElemId(), c->GetX(cath))); | |
a9e2aefa | 1424 | } |
1425 | ||
1426 | void AliMUONClusterFinderVS::FindCluster(Int_t i, Int_t j, Int_t cath, AliMUONRawCluster &c){ | |
f0d86bc4 | 1427 | |
1428 | ||
a9e2aefa | 1429 | // |
f0d86bc4 | 1430 | // Find a super cluster on both cathodes |
a9e2aefa | 1431 | // |
1432 | // | |
1433 | // Add i,j as element of the cluster | |
1434 | // | |
f0d86bc4 | 1435 | |
30aaba74 | 1436 | Int_t idx = fHitMap[cath]->GetHitIndex(i,j); |
1437 | AliMUONDigit* dig = (AliMUONDigit*) fHitMap[cath]->GetHit(i,j); | |
08a636a8 | 1438 | Int_t q=dig->Signal(); |
1439 | Int_t theX=dig->PadX(); | |
1440 | Int_t theY=dig->PadY(); | |
f0d86bc4 | 1441 | |
9e993f2a | 1442 | if (q > TMath::Abs(c.GetPeakSignal(0)) && q > TMath::Abs(c.GetPeakSignal(1))) { |
1443 | c.SetPeakSignal(cath,q); | |
1444 | c.SetTrack(0,dig->Hit()); | |
1445 | c.SetTrack(1,dig->Track(0)); | |
1446 | c.SetTrack(2,dig->Track(1)); | |
a9e2aefa | 1447 | } |
1448 | ||
1449 | // | |
1450 | // Make sure that list of digits is ordered | |
1451 | // | |
9e993f2a | 1452 | Int_t mu=c.GetMultiplicity(cath); |
0164904a | 1453 | c.SetIndex(mu, cath, idx); |
a9e2aefa | 1454 | |
08a636a8 | 1455 | if (dig->Physics() >= dig->Signal()) { |
0164904a | 1456 | c.SetPhysics(mu,2); |
08a636a8 | 1457 | } else if (dig->Physics() == 0) { |
0164904a | 1458 | c.SetPhysics(mu,0); |
1459 | } else c.SetPhysics(mu,1); | |
f0d86bc4 | 1460 | |
1461 | ||
a9e2aefa | 1462 | if (mu > 0) { |
f0d86bc4 | 1463 | for (Int_t ind = mu-1; ind >= 0; ind--) { |
0164904a | 1464 | Int_t ist=c.GetIndex(ind,cath); |
08a636a8 | 1465 | Int_t ql=fInput->Digit(cath, ist)->Signal(); |
1466 | Int_t ix=fInput->Digit(cath, ist)->PadX(); | |
1467 | Int_t iy=fInput->Digit(cath, ist)->PadY(); | |
f0d86bc4 | 1468 | |
a9e2aefa | 1469 | if (q>ql || (q==ql && theX > ix && theY < iy)) { |
0164904a | 1470 | c.SetIndex(ind, cath, idx); |
1471 | c.SetIndex(ind+1, cath, ist); | |
a9e2aefa | 1472 | } else { |
f0d86bc4 | 1473 | |
a9e2aefa | 1474 | break; |
1475 | } | |
1476 | } | |
1477 | } | |
f0d86bc4 | 1478 | |
9e993f2a | 1479 | c.SetMultiplicity(cath, c.GetMultiplicity(cath)+1); |
1480 | if (c.GetMultiplicity(cath) >= 50 ) { | |
c4a97bcd | 1481 | AliDebug(1,Form("FindCluster - multiplicity >50 %d \n",c.GetMultiplicity(0))); |
9e993f2a | 1482 | c.SetMultiplicity(cath, 49); |
a9e2aefa | 1483 | } |
1484 | ||
1485 | // Prepare center of gravity calculation | |
802a864d | 1486 | Float_t x, y, z; |
fed772f3 | 1487 | if (fSegmentationType == 1) |
1488 | fSeg[cath]->GetPadC(i, j, x, y, z); | |
1489 | else | |
1490 | fSeg2[cath]->GetPadC(fInput->DetElemId(), i, j, x, y, z); | |
ba12c242 | 1491 | c.AddX(cath,q*x); |
1492 | c.AddY(cath,q*y); | |
1493 | c.AddCharge(cath,q); | |
f0d86bc4 | 1494 | // |
1495 | // Flag hit as "taken" | |
30aaba74 | 1496 | fHitMap[cath]->FlagHit(i,j); |
a9e2aefa | 1497 | // |
1498 | // Now look recursively for all neighbours and pad hit on opposite cathode | |
1499 | // | |
1500 | // Loop over neighbours | |
1501 | Int_t ix,iy; | |
f0d86bc4 | 1502 | ix=iy=0; |
a9e2aefa | 1503 | Int_t nn; |
30aaba74 | 1504 | Int_t xList[10], yList[10]; |
fed772f3 | 1505 | if (fSegmentationType == 1) |
1506 | fSeg[cath]->Neighbours(i,j,&nn,xList,yList); | |
1507 | else | |
1508 | fSeg2[cath]->Neighbours(fInput->DetElemId(), i,j,&nn,xList,yList); | |
a9e2aefa | 1509 | for (Int_t in=0; in<nn; in++) { |
1510 | ix=xList[in]; | |
1511 | iy=yList[in]; | |
f0d86bc4 | 1512 | |
1513 | if (fHitMap[cath]->TestHit(ix,iy)==kUnused) { | |
c4a97bcd | 1514 | AliDebug(2,Form("\n Neighbours %d %d %d", cath, ix, iy)); |
f0d86bc4 | 1515 | FindCluster(ix, iy, cath, c); |
1516 | } | |
1517 | ||
1518 | } | |
1519 | Int_t nOpp=0; | |
1520 | Int_t iXopp[50], iYopp[50]; | |
1521 | ||
a9e2aefa | 1522 | // Neighbours on opposite cathode |
1523 | // Take into account that several pads can overlap with the present pad | |
fed772f3 | 1524 | Int_t isec; |
1525 | if (fSegmentationType == 1) | |
1526 | isec=fSeg[cath]->Sector(i,j); | |
1527 | else | |
1528 | isec=fSeg2[cath]->Sector(fInput->DetElemId(), i,j); | |
1529 | ||
a9e2aefa | 1530 | Int_t iop; |
f0d86bc4 | 1531 | Float_t dx, dy; |
1532 | ||
fed772f3 | 1533 | if (fSegmentationType == 1) { |
1534 | if (cath==0) { | |
f0d86bc4 | 1535 | iop = 1; |
1536 | dx = (fSeg[cath]->Dpx(isec))/2.; | |
1537 | dy = 0.; | |
fed772f3 | 1538 | } else { |
f0d86bc4 | 1539 | iop = 0; |
1540 | dx = 0.; | |
1541 | dy = (fSeg[cath]->Dpy(isec))/2; | |
fed772f3 | 1542 | } |
1543 | ||
1544 | ||
1545 | ||
1546 | // loop over pad neighbours on opposite cathode | |
1547 | for (fSeg[iop]->FirstPad(x, y, fZPlane, dx, dy); | |
1548 | fSeg[iop]->MorePads(); | |
1549 | fSeg[iop]->NextPad()) | |
1550 | { | |
f0d86bc4 | 1551 | |
fed772f3 | 1552 | ix = fSeg[iop]->Ix(); iy = fSeg[iop]->Iy(); |
1553 | AliDebug(2,Form("\n ix, iy: %f %f %f %d %d %d", x,y,z,ix, iy, fSector)); | |
1554 | if (fHitMap[iop]->TestHit(ix,iy)==kUnused){ | |
f0d86bc4 | 1555 | iXopp[nOpp]=ix; |
1556 | iYopp[nOpp++]=iy; | |
c4a97bcd | 1557 | AliDebug(2,Form("\n Opposite %d %d %d", iop, ix, iy)); |
fed772f3 | 1558 | } |
f0d86bc4 | 1559 | |
fed772f3 | 1560 | } // Loop over pad neighbours |
1561 | // This had to go outside the loop since recursive calls inside the iterator are not possible | |
1562 | // | |
1563 | Int_t jopp; | |
1564 | for (jopp=0; jopp<nOpp; jopp++) { | |
1565 | if (fHitMap[iop]->TestHit(iXopp[jopp],iYopp[jopp]) == kUnused) | |
1566 | FindCluster(iXopp[jopp], iYopp[jopp], iop, c); | |
1567 | } | |
1568 | } else { | |
1569 | ||
1570 | if (cath==0) { | |
1571 | iop = 1; | |
1572 | dx = (fSeg2[cath]->Dpx(fInput->DetElemId(), isec))/2.; | |
1573 | dy = 0.; | |
1574 | } else { | |
1575 | iop = 0; | |
1576 | dx = 0.; | |
1577 | dy = (fSeg2[cath]->Dpy(fInput->DetElemId(), isec))/2; | |
1578 | } | |
1579 | ||
1580 | ||
1581 | ||
1582 | // loop over pad neighbours on opposite cathode | |
1583 | for (fSeg2[iop]->FirstPad(fInput->DetElemId(), x, y, fZPlane, dx, dy); | |
1584 | fSeg2[iop]->MorePads(fInput->DetElemId()); | |
1585 | fSeg2[iop]->NextPad(fInput->DetElemId())) | |
1586 | { | |
1587 | ||
1588 | ix = fSeg2[iop]->Ix(); iy = fSeg2[iop]->Iy(); | |
1589 | AliDebug(2,Form("\n ix, iy: %f %f %f %d %d %d", x,y,z,ix, iy, fSector)); | |
1590 | if (fHitMap[iop]->TestHit(ix,iy)==kUnused){ | |
1591 | iXopp[nOpp]=ix; | |
1592 | iYopp[nOpp++]=iy; | |
1593 | AliDebug(2,Form("\n Opposite %d %d %d", iop, ix, iy)); | |
1594 | } | |
1595 | ||
1596 | } // Loop over pad neighbours | |
1597 | // This had to go outside the loop since recursive calls inside the iterator are not possible | |
1598 | // | |
1599 | Int_t jopp; | |
1600 | for (jopp=0; jopp<nOpp; jopp++) { | |
f0d86bc4 | 1601 | if (fHitMap[iop]->TestHit(iXopp[jopp],iYopp[jopp]) == kUnused) |
fed772f3 | 1602 | FindCluster(iXopp[jopp], iYopp[jopp], iop, c); |
1603 | } | |
a9e2aefa | 1604 | } |
1605 | } | |
1606 | ||
1607 | //_____________________________________________________________________________ | |
1608 | ||
1609 | void AliMUONClusterFinderVS::FindRawClusters() | |
1610 | { | |
1611 | // | |
1612 | // MUON cluster finder from digits -- finds neighbours on both cathodes and | |
1613 | // fills the tree with raw clusters | |
1614 | // | |
1615 | ||
4da78c65 | 1616 | ResetRawClusters(); |
f0d86bc4 | 1617 | // Return if no input datad available |
30aaba74 | 1618 | if (!fInput->NDigits(0) && !fInput->NDigits(1)) return; |
a9e2aefa | 1619 | |
f7db2071 | 1620 | fSegmentationType = fInput->GetSegmentationType(); |
1621 | ||
fed772f3 | 1622 | if (fSegmentationType == 1) { |
1623 | fSeg[0] = fInput->Segmentation(0); | |
1624 | fSeg[1] = fInput->Segmentation(1); | |
f0d86bc4 | 1625 | |
fed772f3 | 1626 | fHitMap[0] = new AliMUONHitMapA1(fSeg[0], fInput->Digits(0)); |
1627 | fHitMap[1] = new AliMUONHitMapA1(fSeg[1], fInput->Digits(1)); | |
a9e2aefa | 1628 | |
fed772f3 | 1629 | } else { |
1630 | fSeg2[0] = fInput->Segmentation2(0); | |
1631 | fSeg2[1] = fInput->Segmentation2(1); | |
b137f8b9 | 1632 | |
fed772f3 | 1633 | fHitMap[0] = new AliMUONHitMapA1(fInput->DetElemId(), fSeg2[0], fInput->Digits(0)); |
1634 | fHitMap[1] = new AliMUONHitMapA1(fInput->DetElemId(), fSeg2[1], fInput->Digits(1)); | |
1635 | } | |
f0d86bc4 | 1636 | |
a9e2aefa | 1637 | AliMUONDigit *dig; |
1638 | ||
1639 | Int_t ndig, cath; | |
1640 | Int_t nskip=0; | |
1641 | Int_t ncls=0; | |
30aaba74 | 1642 | fHitMap[0]->FillHits(); |
1643 | fHitMap[1]->FillHits(); | |
a9e2aefa | 1644 | // |
1645 | // Outer Loop over Cathodes | |
1646 | for (cath=0; cath<2; cath++) { | |
b137f8b9 | 1647 | |
30aaba74 | 1648 | for (ndig=0; ndig<fInput->NDigits(cath); ndig++) { |
b137f8b9 | 1649 | dig = fInput->Digit(cath, ndig); |
1650 | Int_t padx = dig->PadX(); | |
1651 | Int_t pady = dig->PadY(); | |
1652 | if (fHitMap[cath]->TestHit(padx,pady)==kUsed ||fHitMap[0]->TestHit(padx,pady)==kEmpty) { | |
1653 | nskip++; | |
1654 | continue; | |
1655 | } | |
1656 | AliDebug(1,Form("\n CATHODE %d CLUSTER %d\n",cath,ncls)); | |
1657 | AliMUONRawCluster clus; | |
1658 | clus.SetMultiplicity(0, 0); | |
1659 | clus.SetMultiplicity(1, 0); | |
1660 | clus.SetPeakSignal(cath,dig->Signal()); | |
1661 | clus.SetTrack(0, dig->Hit()); | |
1662 | clus.SetTrack(1, dig->Track(0)); | |
1663 | clus.SetTrack(2, dig->Track(1)); | |
1664 | ||
1665 | AliDebug(1,Form("idDE %d Padx %d Pady %d", fInput->DetElemId(), padx, pady)); | |
1666 | ||
1667 | // tag the beginning of cluster list in a raw cluster | |
1668 | clus.SetNcluster(0,-1); | |
1669 | Float_t xcu, ycu; | |
1670 | if (fSegmentationType == 1) { | |
1671 | fSeg[cath]->GetPadC(padx,pady, xcu, ycu, fZPlane); | |
1672 | fSector= fSeg[cath]->Sector(padx,pady)/100; | |
1673 | } else { | |
1674 | fSeg2[cath]->GetPadC(fInput->DetElemId(), padx, pady, xcu, ycu, fZPlane); | |
1675 | fSector= fSeg2[cath]->Sector(fInput->DetElemId(), padx, pady)/100; | |
1676 | } | |
1677 | ||
1678 | ||
1679 | ||
1680 | FindCluster(padx,pady,cath,clus); | |
1681 | //^^^^^^^^^^^^^^^^^^^^^^^^ | |
1682 | // center of gravity | |
1683 | if (clus.GetX(0)!=0.) clus.SetX(0, clus.GetX(0)/clus.GetCharge(0)); // clus.fX[0] /= clus.fQ[0]; | |
1684 | ||
1685 | // Force on anod | |
1686 | if (fSegmentationType == 1) | |
1687 | clus.SetX(0,fSeg[0]->GetAnod(clus.GetX(0))); | |
1688 | else | |
1689 | clus.SetX(0,fSeg2[0]->GetAnod(fInput->DetElemId(), clus.GetX(0))); | |
1690 | if (clus.GetY(0)!=0.) clus.SetY(0, clus.GetY(0)/clus.GetCharge(0)); // clus.fY[0] /= clus.fQ[0]; | |
1691 | ||
1692 | if(clus.GetCharge(1)!=0.) clus.SetX(1, clus.GetX(1)/clus.GetCharge(1)); // clus.fX[1] /= clus.fQ[1]; | |
1693 | ||
1694 | // Force on anod | |
1695 | if (fSegmentationType == 1) | |
1696 | clus.SetX(1, fSeg[0]->GetAnod(clus.GetX(1))); | |
1697 | else | |
1698 | clus.SetX(1, fSeg2[0]->GetAnod(fInput->DetElemId(),clus.GetX(1))); | |
1699 | if(clus.GetCharge(1)!=0.) clus.SetY(1, clus.GetY(1)/clus.GetCharge(1));// clus.fY[1] /= clus.fQ[1]; | |
1700 | ||
1701 | clus.SetZ(0, fZPlane); | |
1702 | clus.SetZ(1, fZPlane); | |
1703 | ||
1704 | AliDebug(1,Form("\n Cathode 1 multiplicite %d X(CG) %f Y(CG) %f\n", | |
1705 | clus.GetMultiplicity(0),clus.GetX(0),clus.GetY(0))); | |
1706 | AliDebug(1,Form(" Cathode 2 multiplicite %d X(CG) %f Y(CG) %f\n", | |
1707 | clus.GetMultiplicity(1),clus.GetX(1),clus.GetY(1))); | |
1708 | // Analyse cluster and decluster if necessary | |
1709 | // | |
1710 | ncls++; | |
1711 | clus.SetNcluster(1,fNRawClusters); | |
1712 | clus.SetClusterType(clus.PhysicsContribution()); | |
1713 | ||
1714 | fNPeaks=0; | |
1715 | // | |
1716 | // | |
1717 | Decluster(&clus); | |
1718 | // | |
1719 | // reset Cluster object | |
1720 | { // begin local scope | |
faef62a9 | 1721 | for (int k=0;k<clus.GetMultiplicity(0);k++) clus.SetIndex(k, 0, 0); |
b137f8b9 | 1722 | } // end local scope |
1723 | ||
1724 | { // begin local scope | |
faef62a9 | 1725 | for (int k=0;k<clus.GetMultiplicity(1);k++) clus.SetIndex(k, 1, 0); |
b137f8b9 | 1726 | } // end local scope |
1727 | ||
1728 | clus.SetMultiplicity(0,0); | |
1729 | clus.SetMultiplicity(1,0); | |
1730 | ||
a9e2aefa | 1731 | |
1732 | } // end loop ndig | |
1733 | } // end loop cathodes | |
30aaba74 | 1734 | delete fHitMap[0]; |
1735 | delete fHitMap[1]; | |
a9e2aefa | 1736 | } |
1737 | ||
1738 | Float_t AliMUONClusterFinderVS::SingleMathiesonFit(AliMUONRawCluster *c, Int_t cath) | |
1739 | { | |
f0d86bc4 | 1740 | // Performs a single Mathieson fit on one cathode |
1741 | // | |
19dd5b2f | 1742 | Double_t arglist[20]; |
1743 | Int_t ierflag=0; | |
9825400f | 1744 | AliMUONClusterInput& clusterInput = *(AliMUONClusterInput::Instance()); |
a9e2aefa | 1745 | |
9825400f | 1746 | clusterInput.Fitter()->SetFCN(fcnS1); |
1747 | clusterInput.Fitter()->mninit(2,10,7); | |
19dd5b2f | 1748 | clusterInput.Fitter()->SetPrintLevel(-1+fDebugLevel); |
1749 | arglist[0]=-1; | |
1750 | clusterInput.Fitter()->mnexcm("SET NOW", arglist, 0, ierflag); | |
a9e2aefa | 1751 | // Set starting values |
1752 | static Double_t vstart[2]; | |
ba12c242 | 1753 | vstart[0]=c->GetX(1); |
1754 | vstart[1]=c->GetY(0); | |
a9e2aefa | 1755 | |
1756 | ||
1757 | // lower and upper limits | |
1758 | static Double_t lower[2], upper[2]; | |
fed772f3 | 1759 | Int_t ix,iy, isec; |
1760 | if (fSegmentationType == 1) { | |
1761 | fSeg[cath]->GetPadI(c->GetX(cath), c->GetY(cath), fZPlane, ix, iy); | |
1762 | isec=fSeg[cath]->Sector(ix, iy); | |
1763 | ||
1764 | lower[0]=vstart[0]-fSeg[cath]->Dpx(isec)/2; | |
1765 | lower[1]=vstart[1]-fSeg[cath]->Dpy(isec)/2; | |
a9e2aefa | 1766 | |
fed772f3 | 1767 | upper[0]=lower[0]+fSeg[cath]->Dpx(isec); |
1768 | upper[1]=lower[1]+fSeg[cath]->Dpy(isec); | |
1769 | ||
1770 | } else { | |
1771 | fSeg2[cath]->GetPadI(fInput->DetElemId(), c->GetX(cath), c->GetY(cath), fZPlane, ix, iy); | |
1772 | isec=fSeg2[cath]->Sector(fInput->DetElemId(), ix, iy); | |
1773 | ||
1774 | lower[0]=vstart[0]-fSeg2[cath]->Dpx(fInput->DetElemId(), isec)/2; | |
1775 | lower[1]=vstart[1]-fSeg2[cath]->Dpy(fInput->DetElemId(), isec)/2; | |
a9e2aefa | 1776 | |
fed772f3 | 1777 | upper[0]=lower[0]+fSeg2[cath]->Dpx(fInput->DetElemId(), isec); |
1778 | upper[1]=lower[1]+fSeg2[cath]->Dpy(fInput->DetElemId(), isec); | |
1779 | } | |
1780 | ||
a9e2aefa | 1781 | // step sizes |
1782 | static Double_t step[2]={0.0005, 0.0005}; | |
1783 | ||
9825400f | 1784 | clusterInput.Fitter()->mnparm(0,"x1",vstart[0],step[0],lower[0],upper[0],ierflag); |
1785 | clusterInput.Fitter()->mnparm(1,"y1",vstart[1],step[1],lower[1],upper[1],ierflag); | |
a9e2aefa | 1786 | // ready for minimisation |
a9e2aefa | 1787 | arglist[0]= -1; |
1788 | arglist[1]= 0; | |
1789 | ||
9825400f | 1790 | clusterInput.Fitter()->mnexcm("SET NOGR", arglist, 0, ierflag); |
1791 | clusterInput.Fitter()->mnexcm("MIGRAD", arglist, 0, ierflag); | |
4da78c65 | 1792 | // clusterInput.Fitter()->mnexcm("EXIT" , arglist, 0, ierflag); |
a9e2aefa | 1793 | Double_t fmin, fedm, errdef; |
1794 | Int_t npari, nparx, istat; | |
1795 | ||
9825400f | 1796 | clusterInput.Fitter()->mnstat(fmin, fedm, errdef, npari, nparx, istat); |
a9e2aefa | 1797 | fFitStat=istat; |
1798 | ||
1799 | // Print results | |
1800 | // Get fitted parameters | |
1801 | Double_t xrec, yrec; | |
1802 | TString chname; | |
1803 | Double_t epxz, b1, b2; | |
1804 | Int_t ierflg; | |
9825400f | 1805 | clusterInput.Fitter()->mnpout(0, chname, xrec, epxz, b1, b2, ierflg); |
1806 | clusterInput.Fitter()->mnpout(1, chname, yrec, epxz, b1, b2, ierflg); | |
a9e2aefa | 1807 | fXFit[cath]=xrec; |
1808 | fYFit[cath]=yrec; | |
1809 | return fmin; | |
1810 | } | |
1811 | ||
e3cba86e | 1812 | Float_t AliMUONClusterFinderVS::CombiSingleMathiesonFit(AliMUONRawCluster * /*c*/) |
a9e2aefa | 1813 | { |
1814 | // Perform combined Mathieson fit on both cathode planes | |
1815 | // | |
19dd5b2f | 1816 | Double_t arglist[20]; |
1817 | Int_t ierflag=0; | |
9825400f | 1818 | AliMUONClusterInput& clusterInput = *(AliMUONClusterInput::Instance()); |
1819 | clusterInput.Fitter()->SetFCN(fcnCombiS1); | |
1820 | clusterInput.Fitter()->mninit(2,10,7); | |
19dd5b2f | 1821 | clusterInput.Fitter()->SetPrintLevel(-1+fDebugLevel); |
1822 | arglist[0]=-1; | |
1823 | clusterInput.Fitter()->mnexcm("SET NOW", arglist, 0, ierflag); | |
a9e2aefa | 1824 | static Double_t vstart[2]; |
1825 | vstart[0]=fXInit[0]; | |
1826 | vstart[1]=fYInit[0]; | |
1827 | ||
1828 | ||
1829 | // lower and upper limits | |
f0d86bc4 | 1830 | static Float_t lower[2], upper[2]; |
a9e2aefa | 1831 | Int_t ix,iy,isec; |
fed772f3 | 1832 | Float_t dpy, dpx; |
1833 | ||
1834 | if (fSegmentationType == 1) { | |
1835 | fSeg[0]->GetPadI(fXInit[0], fYInit[0], fZPlane, ix, iy); | |
1836 | isec=fSeg[0]->Sector(ix, iy); | |
1837 | dpy=fSeg[0]->Dpy(isec); | |
1838 | fSeg[1]->GetPadI(fXInit[0], fYInit[0], fZPlane, ix, iy); | |
1839 | isec=fSeg[1]->Sector(ix, iy); | |
1840 | dpx=fSeg[1]->Dpx(isec); | |
1841 | ||
1842 | } else { | |
1843 | fSeg2[0]->GetPadI(fInput->DetElemId(), fXInit[0], fYInit[0], fZPlane, ix, iy); | |
1844 | isec=fSeg2[0]->Sector(fInput->DetElemId(), ix, iy); | |
1845 | dpy=fSeg2[0]->Dpy(fInput->DetElemId(), isec); | |
1846 | fSeg2[1]->GetPadI(fInput->DetElemId(), fXInit[0], fYInit[0], fZPlane, ix, iy); | |
1847 | isec=fSeg2[1]->Sector(fInput->DetElemId(), ix, iy); | |
1848 | dpx=fSeg2[1]->Dpx(fInput->DetElemId(), isec); | |
a9e2aefa | 1849 | |
fed772f3 | 1850 | } |
f0d86bc4 | 1851 | Int_t icount; |
1852 | Float_t xdum, ydum, zdum; | |
a9e2aefa | 1853 | |
f0d86bc4 | 1854 | // Find save upper and lower limits |
a9e2aefa | 1855 | |
f0d86bc4 | 1856 | icount = 0; |
fed772f3 | 1857 | if (fSegmentationType == 1) { |
1858 | for (fSeg[1]->FirstPad(fXInit[0], fYInit[0], fZPlane, dpx, 0.); | |
1859 | fSeg[1]->MorePads(); | |
1860 | fSeg[1]->NextPad()) | |
1861 | { | |
1862 | ix=fSeg[1]->Ix(); iy=fSeg[1]->Iy(); | |
1863 | fSeg[1]->GetPadC(ix,iy, upper[0], ydum, zdum); | |
1864 | if (icount ==0) lower[0]=upper[0]; | |
1865 | icount++; | |
1866 | } | |
1867 | } else { | |
1868 | for (fSeg2[1]->FirstPad(fInput->DetElemId(),fXInit[0], fYInit[0], fZPlane, dpx, 0.); | |
1869 | fSeg2[1]->MorePads(fInput->DetElemId()); | |
1870 | fSeg2[1]->NextPad(fInput->DetElemId())) | |
1871 | { | |
1872 | ix=fSeg2[1]->Ix(); iy=fSeg2[1]->Iy(); | |
1873 | fSeg2[1]->GetPadC(fInput->DetElemId(), ix,iy, upper[0], ydum, zdum); | |
1874 | if (icount ==0) lower[0]=upper[0]; | |
1875 | icount++; | |
1876 | } | |
f0d86bc4 | 1877 | } |
f0d86bc4 | 1878 | if (lower[0]>upper[0]) {xdum=lower[0]; lower[0]=upper[0]; upper[0]=xdum;} |
1879 | ||
1880 | icount=0; | |
c4a97bcd | 1881 | AliDebug(1,Form("\n single y %f %f", fXInit[0], fYInit[0])); |
f0d86bc4 | 1882 | |
fed772f3 | 1883 | if (fSegmentationType == 1) { |
1884 | for (fSeg[0]->FirstPad(fXInit[0], fYInit[0], fZPlane, 0., dpy); | |
1885 | fSeg[0]->MorePads(); | |
1886 | fSeg[0]->NextPad()) | |
1887 | { | |
1888 | ix=fSeg[0]->Ix(); iy=fSeg[0]->Iy(); | |
1889 | fSeg[0]->GetPadC(ix,iy,xdum,upper[1],zdum); | |
1890 | if (icount ==0) lower[1]=upper[1]; | |
1891 | icount++; | |
1892 | AliDebug(1,Form("\n upper lower %d %f %f", icount, upper[1], lower[1])); | |
1893 | } | |
1894 | } else { | |
1895 | for (fSeg2[0]->FirstPad(fInput->DetElemId(), fXInit[0], fYInit[0], fZPlane, 0., dpy); | |
1896 | fSeg2[0]->MorePads(fInput->DetElemId()); | |
1897 | fSeg2[0]->NextPad(fInput->DetElemId())) | |
1898 | { | |
1899 | ix=fSeg2[0]->Ix(); iy=fSeg2[0]->Iy(); | |
1900 | fSeg2[0]->GetPadC(fInput->DetElemId(), ix,iy,xdum,upper[1],zdum); | |
1901 | if (icount ==0) lower[1]=upper[1]; | |
1902 | icount++; | |
1903 | AliDebug(1,Form("\n upper lower %d %f %f", icount, upper[1], lower[1])); | |
1904 | } | |
f0d86bc4 | 1905 | } |
f0d86bc4 | 1906 | if (lower[1]>upper[1]) {xdum=lower[1]; lower[1]=upper[1]; upper[1]=xdum;} |
1907 | ||
a9e2aefa | 1908 | // step sizes |
1909 | static Double_t step[2]={0.00001, 0.0001}; | |
1910 | ||
9825400f | 1911 | clusterInput.Fitter()->mnparm(0,"x1",vstart[0],step[0],lower[0],upper[0],ierflag); |
1912 | clusterInput.Fitter()->mnparm(1,"y1",vstart[1],step[1],lower[1],upper[1],ierflag); | |
a9e2aefa | 1913 | // ready for minimisation |
a9e2aefa | 1914 | arglist[0]= -1; |
1915 | arglist[1]= 0; | |
1916 | ||
9825400f | 1917 | clusterInput.Fitter()->mnexcm("SET NOGR", arglist, 0, ierflag); |
1918 | clusterInput.Fitter()->mnexcm("MIGRAD", arglist, 0, ierflag); | |
4da78c65 | 1919 | // clusterInput.Fitter()->mnexcm("EXIT" , arglist, 0, ierflag); |
a9e2aefa | 1920 | Double_t fmin, fedm, errdef; |
1921 | Int_t npari, nparx, istat; | |
1922 | ||
9825400f | 1923 | clusterInput.Fitter()->mnstat(fmin, fedm, errdef, npari, nparx, istat); |
a9e2aefa | 1924 | fFitStat=istat; |
1925 | ||
1926 | // Print results | |
1927 | // Get fitted parameters | |
1928 | Double_t xrec, yrec; | |
1929 | TString chname; | |
1930 | Double_t epxz, b1, b2; | |
1931 | Int_t ierflg; | |
9825400f | 1932 | clusterInput.Fitter()->mnpout(0, chname, xrec, epxz, b1, b2, ierflg); |
1933 | clusterInput.Fitter()->mnpout(1, chname, yrec, epxz, b1, b2, ierflg); | |
a9e2aefa | 1934 | fXFit[0]=xrec; |
1935 | fYFit[0]=yrec; | |
1936 | return fmin; | |
1937 | } | |
1938 | ||
e3cba86e | 1939 | Bool_t AliMUONClusterFinderVS::DoubleMathiesonFit(AliMUONRawCluster * /*c*/, Int_t cath) |
a9e2aefa | 1940 | { |
f0d86bc4 | 1941 | // Performs a double Mathieson fit on one cathode |
1942 | // | |
1943 | ||
a9e2aefa | 1944 | // |
1945 | // Initialise global variables for fit | |
19dd5b2f | 1946 | Double_t arglist[20]; |
1947 | Int_t ierflag=0; | |
9825400f | 1948 | AliMUONClusterInput& clusterInput = *(AliMUONClusterInput::Instance()); |
1949 | clusterInput.Fitter()->SetFCN(fcnS2); | |
1950 | clusterInput.Fitter()->mninit(5,10,7); | |
19dd5b2f | 1951 | clusterInput.Fitter()->SetPrintLevel(-1+fDebugLevel); |
1952 | arglist[0]=-1; | |
1953 | clusterInput.Fitter()->mnexcm("SET NOW", arglist, 0, ierflag); | |
a9e2aefa | 1954 | // Set starting values |
1955 | static Double_t vstart[5]; | |
1956 | vstart[0]=fX[fIndLocal[0][cath]][cath]; | |
1957 | vstart[1]=fY[fIndLocal[0][cath]][cath]; | |
1958 | vstart[2]=fX[fIndLocal[1][cath]][cath]; | |
1959 | vstart[3]=fY[fIndLocal[1][cath]][cath]; | |
1960 | vstart[4]=Float_t(fQ[fIndLocal[0][cath]][cath])/ | |
1961 | Float_t(fQ[fIndLocal[0][cath]][cath]+fQ[fIndLocal[1][cath]][cath]); | |
1962 | // lower and upper limits | |
f0d86bc4 | 1963 | static Float_t lower[5], upper[5]; |
fed772f3 | 1964 | Int_t isec; |
1965 | ||
1966 | if (fSegmentationType == 1) { | |
1967 | isec=fSeg[cath]->Sector(fIx[fIndLocal[0][cath]][cath], fIy[fIndLocal[0][cath]][cath]); | |
1968 | lower[0]=vstart[0]-fSeg[cath]->Dpx(isec); | |
1969 | lower[1]=vstart[1]-fSeg[cath]->Dpy(isec); | |
1970 | ||
1971 | upper[0]=lower[0]+2.*fSeg[cath]->Dpx(isec); | |
1972 | upper[1]=lower[1]+2.*fSeg[cath]->Dpy(isec); | |
1973 | ||
1974 | isec=fSeg[cath]->Sector(fIx[fIndLocal[1][cath]][cath], fIy[fIndLocal[1][cath]][cath]); | |
1975 | lower[2]=vstart[2]-fSeg[cath]->Dpx(isec)/2; | |
1976 | lower[3]=vstart[3]-fSeg[cath]->Dpy(isec)/2; | |
a9e2aefa | 1977 | |
fed772f3 | 1978 | upper[2]=lower[2]+fSeg[cath]->Dpx(isec); |
1979 | upper[3]=lower[3]+fSeg[cath]->Dpy(isec); | |
1980 | ||
1981 | } else { | |
1982 | isec=fSeg2[cath]->Sector(fInput->DetElemId(),fIx[fIndLocal[0][cath]][cath], | |
1983 | fIy[fIndLocal[0][cath]][cath]); | |
1984 | lower[0]=vstart[0]-fSeg2[cath]->Dpx(fInput->DetElemId(),isec); | |
1985 | lower[1]=vstart[1]-fSeg2[cath]->Dpy(fInput->DetElemId(),isec); | |
a9e2aefa | 1986 | |
fed772f3 | 1987 | upper[0]=lower[0]+2.*fSeg2[cath]->Dpx(fInput->DetElemId(),isec); |
1988 | upper[1]=lower[1]+2.*fSeg2[cath]->Dpy(fInput->DetElemId(),isec); | |
a9e2aefa | 1989 | |
fed772f3 | 1990 | isec=fSeg2[cath]->Sector(fInput->DetElemId(),fIx[fIndLocal[1][cath]][cath], |
1991 | fIy[fIndLocal[1][cath]][cath]); | |
1992 | lower[2]=vstart[2]-fSeg2[cath]->Dpx(fInput->DetElemId(),isec)/2; | |
1993 | lower[3]=vstart[3]-fSeg2[cath]->Dpy(fInput->DetElemId(),isec)/2; | |
a9e2aefa | 1994 | |
fed772f3 | 1995 | upper[2]=lower[2]+fSeg2[cath]->Dpx(fInput->DetElemId(),isec); |
1996 | upper[1]=lower[1]+2.*fSeg2[cath]->Dpy(fInput->DetElemId(),isec); | |
1997 | ||
1998 | } | |
1999 | ||
a9e2aefa | 2000 | lower[4]=0.; |
2001 | upper[4]=1.; | |
2002 | // step sizes | |
2003 | static Double_t step[5]={0.0005, 0.0005, 0.0005, 0.0005, 0.0001}; | |
2004 | ||
9825400f | 2005 | clusterInput.Fitter()->mnparm(0,"x1",vstart[0],step[0],lower[0],upper[0],ierflag); |
2006 | clusterInput.Fitter()->mnparm(1,"y1",vstart[1],step[1],lower[1],upper[1],ierflag); | |
2007 | clusterInput.Fitter()->mnparm(2,"x2",vstart[2],step[2],lower[2],upper[2],ierflag); | |
2008 | clusterInput.Fitter()->mnparm(3,"y2",vstart[3],step[3],lower[3],upper[3],ierflag); | |
2009 | clusterInput.Fitter()->mnparm(4,"a0",vstart[4],step[4],lower[4],upper[4],ierflag); | |
a9e2aefa | 2010 | // ready for minimisation |
a9e2aefa | 2011 | arglist[0]= -1; |
2012 | arglist[1]= 0; | |
2013 | ||
9825400f | 2014 | clusterInput.Fitter()->mnexcm("SET NOGR", arglist, 0, ierflag); |
2015 | clusterInput.Fitter()->mnexcm("MIGRAD", arglist, 0, ierflag); | |
4da78c65 | 2016 | // clusterInput.Fitter()->mnexcm("EXIT" , arglist, 0, ierflag); |
a9e2aefa | 2017 | // Get fitted parameters |
2018 | Double_t xrec[2], yrec[2], qfrac; | |
2019 | TString chname; | |
2020 | Double_t epxz, b1, b2; | |
2021 | Int_t ierflg; | |
9825400f | 2022 | clusterInput.Fitter()->mnpout(0, chname, xrec[0], epxz, b1, b2, ierflg); |
2023 | clusterInput.Fitter()->mnpout(1, chname, yrec[0], epxz, b1, b2, ierflg); | |
2024 | clusterInput.Fitter()->mnpout(2, chname, xrec[1], epxz, b1, b2, ierflg); | |
2025 | clusterInput.Fitter()->mnpout(3, chname, yrec[1], epxz, b1, b2, ierflg); | |
2026 | clusterInput.Fitter()->mnpout(4, chname, qfrac, epxz, b1, b2, ierflg); | |
a9e2aefa | 2027 | |
2028 | Double_t fmin, fedm, errdef; | |
2029 | Int_t npari, nparx, istat; | |
2030 | ||
9825400f | 2031 | clusterInput.Fitter()->mnstat(fmin, fedm, errdef, npari, nparx, istat); |
a9e2aefa | 2032 | fFitStat=istat; |
a9e2aefa | 2033 | return kTRUE; |
2034 | } | |
2035 | ||
e3cba86e | 2036 | Float_t AliMUONClusterFinderVS::CombiDoubleMathiesonFit(AliMUONRawCluster * /*c*/) |
a9e2aefa | 2037 | { |
2038 | // | |
2039 | // Perform combined double Mathieson fit on both cathode planes | |
2040 | // | |
19dd5b2f | 2041 | Double_t arglist[20]; |
2042 | Int_t ierflag=0; | |
9825400f | 2043 | AliMUONClusterInput& clusterInput = *(AliMUONClusterInput::Instance()); |
2044 | clusterInput.Fitter()->SetFCN(fcnCombiS2); | |
2045 | clusterInput.Fitter()->mninit(6,10,7); | |
19dd5b2f | 2046 | clusterInput.Fitter()->SetPrintLevel(-1+fDebugLevel); |
2047 | arglist[0]=-1; | |
2048 | clusterInput.Fitter()->mnexcm("SET NOW", arglist, 0, ierflag); | |
a9e2aefa | 2049 | // Set starting values |
2050 | static Double_t vstart[6]; | |
2051 | vstart[0]=fXInit[0]; | |
2052 | vstart[1]=fYInit[0]; | |
2053 | vstart[2]=fXInit[1]; | |
2054 | vstart[3]=fYInit[1]; | |
2055 | vstart[4]=fQrInit[0]; | |
2056 | vstart[5]=fQrInit[1]; | |
2057 | // lower and upper limits | |
f0d86bc4 | 2058 | static Float_t lower[6], upper[6]; |
a9e2aefa | 2059 | Int_t ix,iy,isec; |
2060 | Float_t dpx, dpy; | |
fed772f3 | 2061 | if (fSegmentationType == 1) { |
f0d86bc4 | 2062 | fSeg[1]->GetPadI(fXInit[0], fYInit[0], fZPlane, ix, iy); |
2063 | isec=fSeg[1]->Sector(ix, iy); | |
2064 | dpx=fSeg[1]->Dpx(isec); | |
a9e2aefa | 2065 | |
f0d86bc4 | 2066 | fSeg[0]->GetPadI(fXInit[0], fYInit[0], fZPlane, ix, iy); |
2067 | isec=fSeg[0]->Sector(ix, iy); | |
2068 | dpy=fSeg[0]->Dpy(isec); | |
a9e2aefa | 2069 | |
fed772f3 | 2070 | } else { |
2071 | fSeg2[1]->GetPadI(fInput->DetElemId(),fXInit[0], fYInit[0], fZPlane, ix, iy); | |
2072 | isec=fSeg2[1]->Sector(fInput->DetElemId(),ix, iy); | |
2073 | dpx=fSeg2[1]->Dpx(fInput->DetElemId(), isec); | |
2074 | ||
2075 | fSeg2[0]->GetPadI(fInput->DetElemId(), fXInit[0], fYInit[0], fZPlane, ix, iy); | |
2076 | isec=fSeg2[0]->Sector(fInput->DetElemId(), ix, iy); | |
2077 | dpy=fSeg2[0]->Dpy(fInput->DetElemId(), isec); | |
2078 | ||
2079 | } | |
a9e2aefa | 2080 | |
f0d86bc4 | 2081 | Int_t icount; |
2082 | Float_t xdum, ydum, zdum; | |
c4a97bcd | 2083 | AliDebug(1,Form("\n Cluster Finder: %f %f %f %f ", fXInit[0], fXInit[1],fYInit[0], fYInit[1] )); |
fed772f3 | 2084 | |
2085 | if (fSegmentationType == 1) { | |
2086 | ||
2087 | // Find save upper and lower limits | |
2088 | icount = 0; | |
f0d86bc4 | 2089 | |
fed772f3 | 2090 | for (fSeg[1]->FirstPad(fXInit[0], fYInit[0], fZPlane, dpx, 0.); |
2091 | fSeg[1]->MorePads(); | |
2092 | fSeg[1]->NextPad()) | |
2093 | { | |
2094 | ix=fSeg[1]->Ix(); iy=fSeg[1]->Iy(); | |
2095 | // if (fHitMap[1]->TestHit(ix, iy) == kEmpty) continue; | |
2096 | fSeg[1]->GetPadC(ix,iy,upper[0],ydum,zdum); | |
2097 | if (icount ==0) lower[0]=upper[0]; | |
2098 | icount++; | |
2099 | } | |
2100 | if (lower[0]>upper[0]) {xdum=lower[0]; lower[0]=upper[0]; upper[0]=xdum;} | |
2101 | // vstart[0] = 0.5*(lower[0]+upper[0]); | |
05c39730 | 2102 | |
2103 | ||
fed772f3 | 2104 | icount=0; |
f0d86bc4 | 2105 | |
fed772f3 | 2106 | for (fSeg[0]->FirstPad(fXInit[0], fYInit[0], fZPlane, 0., dpy); |
2107 | fSeg[0]->MorePads(); | |
2108 | fSeg[0]->NextPad()) | |
2109 | { | |
2110 | ix=fSeg[0]->Ix(); iy=fSeg[0]->Iy(); | |
2111 | // if (fHitMap[0]->TestHit(ix, iy) == kEmpty) continue; | |
2112 | fSeg[0]->GetPadC(ix,iy,xdum,upper[1],zdum); | |
2113 | if (icount ==0) lower[1]=upper[1]; | |
2114 | icount++; | |
2115 | } | |
05c39730 | 2116 | |
fed772f3 | 2117 | if (lower[1]>upper[1]) {xdum=lower[1]; lower[1]=upper[1]; upper[1]=xdum;} |
2118 | // vstart[1] = 0.5*(lower[1]+upper[1]); | |
05c39730 | 2119 | |
a9e2aefa | 2120 | |
fed772f3 | 2121 | fSeg[1]->GetPadI(fXInit[1], fYInit[1], fZPlane, ix, iy); |
2122 | isec=fSeg[1]->Sector(ix, iy); | |
2123 | dpx=fSeg[1]->Dpx(isec); | |
2124 | fSeg[0]->GetPadI(fXInit[1], fYInit[1], fZPlane, ix, iy); | |
2125 | isec=fSeg[0]->Sector(ix, iy); | |
2126 | dpy=fSeg[0]->Dpy(isec); | |
a9e2aefa | 2127 | |
a9e2aefa | 2128 | |
fed772f3 | 2129 | // Find save upper and lower limits |
f0d86bc4 | 2130 | |
fed772f3 | 2131 | icount=0; |
f0d86bc4 | 2132 | |
fed772f3 | 2133 | for (fSeg[1]->FirstPad(fXInit[1], fYInit[1], fZPlane, dpx, 0); |
2134 | fSeg[1]->MorePads(); fSeg[1]->NextPad()) | |
2135 | { | |
2136 | ix=fSeg[1]->Ix(); iy=fSeg[1]->Iy(); | |
2137 | // if (fHitMap[1]->TestHit(ix, iy) == kEmpty) continue; | |
2138 | fSeg[1]->GetPadC(ix,iy,upper[2],ydum,zdum); | |
2139 | if (icount ==0) lower[2]=upper[2]; | |
2140 | icount++; | |
2141 | } | |
2142 | if (lower[2]>upper[2]) {xdum=lower[2]; lower[2]=upper[2]; upper[2]=xdum;} | |
2143 | // vstart[2] = 0.5*(lower[2]+upper[2]); | |
f0d86bc4 | 2144 | |
fed772f3 | 2145 | icount=0; |
f0d86bc4 | 2146 | |
fed772f3 | 2147 | for (fSeg[0]->FirstPad(fXInit[1], fYInit[1], fZPlane, 0, dpy); |
2148 | fSeg[0]-> MorePads(); fSeg[0]->NextPad()) | |
2149 | { | |
2150 | ix=fSeg[0]->Ix(); iy=fSeg[0]->Iy(); | |
2151 | // if (fHitMap[0]->TestHit(ix, iy) != kEmpty) continue; | |
05c39730 | 2152 | |
fed772f3 | 2153 | fSeg[0]->GetPadC(ix,iy,xdum,upper[3],zdum); |
2154 | if (icount ==0) lower[3]=upper[3]; | |
2155 | icount++; | |
05c39730 | 2156 | |
fed772f3 | 2157 | } |
2158 | if (lower[3]>upper[3]) {xdum=lower[3]; lower[3]=upper[3]; upper[3]=xdum;} | |
05c39730 | 2159 | |
fed772f3 | 2160 | // vstart[3] = 0.5*(lower[3]+upper[3]); |
2161 | } else { | |
2162 | ||
2163 | // Find save upper and lower limits | |
2164 | icount = 0; | |
2165 | ||
2166 | for (fSeg2[1]->FirstPad(fInput->DetElemId(),fXInit[0], fYInit[0], fZPlane, dpx, 0.); | |
2167 | fSeg2[1]->MorePads(fInput->DetElemId()); | |
2168 | fSeg2[1]->NextPad(fInput->DetElemId())) | |
2169 | { | |
2170 | ix=fSeg2[1]->Ix(); iy=fSeg2[1]->Iy(); | |
2171 | // if (fHitMap[1]->TestHit(ix, iy) == kEmpty) continue; | |
2172 | fSeg2[1]->GetPadC(fInput->DetElemId(),ix,iy,upper[0],ydum,zdum); | |
2173 | if (icount ==0) lower[0]=upper[0]; | |
2174 | icount++; | |
2175 | } | |
2176 | if (lower[0]>upper[0]) {xdum=lower[0]; lower[0]=upper[0]; upper[0]=xdum;} | |
2177 | // vstart[0] = 0.5*(lower[0]+upper[0]); | |
2178 | ||
05c39730 | 2179 | |
fed772f3 | 2180 | icount=0; |
2181 | ||
2182 | for (fSeg2[0]->FirstPad(fInput->DetElemId(),fXInit[0], fYInit[0], fZPlane, 0., dpy); | |
2183 | fSeg2[0]->MorePads(fInput->DetElemId()); | |
2184 | fSeg2[0]->NextPad(fInput->DetElemId())) | |
2185 | { | |
2186 | ix=fSeg2[0]->Ix(); iy=fSeg2[0]->Iy(); | |
2187 | // if (fHitMap[0]->TestHit(ix, iy) == kEmpty) continue; | |
2188 | fSeg2[0]->GetPadC(fInput->DetElemId(),ix,iy,xdum,upper[1],zdum); | |
2189 | if (icount ==0) lower[1]=upper[1]; | |
2190 | icount++; | |
2191 | } | |
2192 | ||
2193 | if (lower[1]>upper[1]) {xdum=lower[1]; lower[1]=upper[1]; upper[1]=xdum;} | |
2194 | // vstart[1] = 0.5*(lower[1]+upper[1]); | |
2195 | ||
2196 | ||
2197 | fSeg2[1]->GetPadI(fInput->DetElemId(),fXInit[1], fYInit[1], fZPlane, ix, iy); | |
2198 | isec=fSeg2[1]->Sector(fInput->DetElemId(),ix, iy); | |
2199 | dpx=fSeg2[1]->Dpx(fInput->DetElemId(),isec); | |
2200 | fSeg2[0]->GetPadI(fInput->DetElemId(),fXInit[1], fYInit[1], fZPlane, ix, iy); | |
2201 | isec=fSeg2[0]->Sector(fInput->DetElemId(),ix, iy); | |
2202 | dpy=fSeg2[0]->Dpy(fInput->DetElemId(),isec); | |
2203 | ||
2204 | ||
2205 | // Find save upper and lower limits | |
2206 | ||
2207 | icount=0; | |
2208 | ||
2209 | for (fSeg2[1]->FirstPad(fInput->DetElemId(),fXInit[1], fYInit[1], fZPlane, dpx, 0); | |
2210 | fSeg2[1]->MorePads(fInput->DetElemId()); | |
2211 | fSeg2[1]->NextPad(fInput->DetElemId())) | |
2212 | { | |
2213 | ix=fSeg2[1]->Ix(); iy=fSeg2[1]->Iy(); | |
2214 | // if (fHitMap[1]->TestHit(ix, iy) == kEmpty) continue; | |
2215 | fSeg2[1]->GetPadC(fInput->DetElemId(),ix,iy,upper[2],ydum,zdum); | |
2216 | if (icount ==0) lower[2]=upper[2]; | |
2217 | icount++; | |
2218 | } | |
2219 | if (lower[2]>upper[2]) {xdum=lower[2]; lower[2]=upper[2]; upper[2]=xdum;} | |
2220 | // vstart[2] = 0.5*(lower[2]+upper[2]); | |
2221 | ||
2222 | icount=0; | |
2223 | ||
2224 | for (fSeg2[0]->FirstPad(fInput->DetElemId(),fXInit[1], fYInit[1], fZPlane, 0, dpy); | |
2225 | fSeg2[0]-> MorePads(fInput->DetElemId()); | |
2226 | fSeg2[0]->NextPad(fInput->DetElemId())) | |
2227 | { | |
2228 | ix=fSeg2[0]->Ix(); iy=fSeg2[0]->Iy(); | |
2229 | // if (fHitMap[0]->TestHit(ix, iy) != kEmpty) continue; | |
2230 | ||
2231 | fSeg2[0]->GetPadC(fInput->DetElemId(),ix,iy,xdum,upper[3],zdum); | |
2232 | if (icount ==0) lower[3]=upper[3]; | |
2233 | icount++; | |
2234 | ||
2235 | } | |
2236 | if (lower[3]>upper[3]) {xdum=lower[3]; lower[3]=upper[3]; upper[3]=xdum;} | |
2237 | } | |
a9e2aefa | 2238 | lower[4]=0.; |
2239 | upper[4]=1.; | |
2240 | lower[5]=0.; | |
2241 | upper[5]=1.; | |
2242 | ||
2243 | // step sizes | |
2244 | static Double_t step[6]={0.0005, 0.0005, 0.0005, 0.0005, 0.001, 0.001}; | |
9825400f | 2245 | clusterInput.Fitter()->mnparm(0,"x1",vstart[0],step[0],lower[0],upper[0],ierflag); |
2246 | clusterInput.Fitter()->mnparm(1,"y1",vstart[1],step[1],lower[1],upper[1],ierflag); | |
2247 | clusterInput.Fitter()->mnparm(2,"x2",vstart[2],step[2],lower[2],upper[2],ierflag); | |
2248 | clusterInput.Fitter()->mnparm(3,"y2",vstart[3],step[3],lower[3],upper[3],ierflag); | |
2249 | clusterInput.Fitter()->mnparm(4,"a0",vstart[4],step[4],lower[4],upper[4],ierflag); | |
2250 | clusterInput.Fitter()->mnparm(5,"a1",vstart[5],step[5],lower[5],upper[5],ierflag); | |
a9e2aefa | 2251 | // ready for minimisation |
a9e2aefa | 2252 | arglist[0]= -1; |
2253 | arglist[1]= 0; | |
2254 | ||
9825400f | 2255 | clusterInput.Fitter()->mnexcm("SET NOGR", arglist, 0, ierflag); |
2256 | clusterInput.Fitter()->mnexcm("MIGRAD", arglist, 0, ierflag); | |
4da78c65 | 2257 | // clusterInput.Fitter()->mnexcm("EXIT" , arglist, 0, ierflag); |
a9e2aefa | 2258 | // Get fitted parameters |
2259 | TString chname; | |
2260 | Double_t epxz, b1, b2; | |
2261 | Int_t ierflg; | |
9825400f | 2262 | clusterInput.Fitter()->mnpout(0, chname, fXFit[0], epxz, b1, b2, ierflg); |
2263 | clusterInput.Fitter()->mnpout(1, chname, fYFit[0], epxz, b1, b2, ierflg); | |
2264 | clusterInput.Fitter()->mnpout(2, chname, fXFit[1], epxz, b1, b2, ierflg); | |
2265 | clusterInput.Fitter()->mnpout(3, chname, fYFit[1], epxz, b1, b2, ierflg); | |
2266 | clusterInput.Fitter()->mnpout(4, chname, fQrFit[0], epxz, b1, b2, ierflg); | |
2267 | clusterInput.Fitter()->mnpout(5, chname, fQrFit[1], epxz, b1, b2, ierflg); | |
a9e2aefa | 2268 | |
2269 | Double_t fmin, fedm, errdef; | |
2270 | Int_t npari, nparx, istat; | |
2271 | ||
9825400f | 2272 | clusterInput.Fitter()->mnstat(fmin, fedm, errdef, npari, nparx, istat); |
a9e2aefa | 2273 | fFitStat=istat; |
2274 | ||
2275 | fChi2[0]=fmin; | |
2276 | fChi2[1]=fmin; | |
2277 | return fmin; | |
2278 | } | |
2279 | ||
2280 | void AliMUONClusterFinderVS::Split(AliMUONRawCluster* c) | |
2281 | { | |
2282 | // | |
2283 | // One cluster for each maximum | |
2284 | // | |
2285 | Int_t i, j, cath; | |
9825400f | 2286 | AliMUONClusterInput& clusterInput = *(AliMUONClusterInput::Instance()); |
a9e2aefa | 2287 | for (j=0; j<2; j++) { |
2288 | AliMUONRawCluster cnew; | |
3b5272e3 | 2289 | cnew.SetGhost(c->GetGhost()); |
a9e2aefa | 2290 | for (cath=0; cath<2; cath++) { |
3b5272e3 | 2291 | cnew.SetChi2(cath,fChi2[0]); |
07cfabcf | 2292 | // ?? why not cnew.fChi2[cath]=fChi2[cath]; |
a9e2aefa | 2293 | |
2294 | if (fNPeaks == 0) { | |
3b5272e3 | 2295 | cnew.SetNcluster(0,-1); |
2296 | cnew.SetNcluster(1,fNRawClusters); | |
a9e2aefa | 2297 | } else { |
3b5272e3 | 2298 | cnew.SetNcluster(0,fNPeaks); |
2299 | cnew.SetNcluster(1,0); | |
a9e2aefa | 2300 | } |
9e993f2a | 2301 | cnew.SetMultiplicity(cath,0); |
ba12c242 | 2302 | cnew.SetX(cath, Float_t(fXFit[j])); |
2303 | cnew.SetY(cath, Float_t(fYFit[j])); | |
2304 | cnew.SetZ(cath, fZPlane); | |
a9e2aefa | 2305 | if (j==0) { |
ba12c242 | 2306 | cnew.SetCharge(cath, Int_t(clusterInput.TotalCharge(cath)*fQrFit[cath])); |
a9e2aefa | 2307 | } else { |
ba12c242 | 2308 | cnew.SetCharge(cath, Int_t(clusterInput.TotalCharge(cath)*(1-fQrFit[cath]))); |
a9e2aefa | 2309 | } |
fed772f3 | 2310 | if (fSegmentationType == 1) |
2311 | fSeg[cath]->SetHit(fXFit[j],fYFit[j],fZPlane); | |
2312 | else | |
2313 | fSeg2[cath]->SetHit(fInput->DetElemId(), fXFit[j],fYFit[j],fZPlane); | |
2314 | ||
a9e2aefa | 2315 | for (i=0; i<fMul[cath]; i++) { |
fed772f3 | 2316 | Float_t q1; |
0164904a | 2317 | cnew.SetIndex(cnew.GetMultiplicity(cath), cath, c->GetIndex(i,cath)); |
fed772f3 | 2318 | if (fSegmentationType == 1) { |
2319 | fSeg[cath]->SetPad(fIx[i][cath], fIy[i][cath]); | |
2320 | q1 = fInput->Mathieson()->IntXY(fSeg[cath]); | |
2321 | } else { | |
2322 | fSeg2[cath]->SetPad(fInput->DetElemId(),fIx[i][cath], fIy[i][cath]); | |
2323 | q1 = fInput->Mathieson()->IntXY(fInput->DetElemId(),fSeg2[cath]); | |
2324 | } | |
0164904a | 2325 | cnew.SetContrib(i, cath, q1*Float_t(cnew.GetCharge(cath))/Float_t(fQ[i][cath])); |
9e993f2a | 2326 | cnew.SetMultiplicity(cath, cnew.GetMultiplicity(cath)+1 ); |
a9e2aefa | 2327 | } |
2328 | FillCluster(&cnew,0,cath); | |
2329 | } // cathode loop | |
9e993f2a | 2330 | cnew.SetClusterType(cnew.PhysicsContribution()); |
ba12c242 | 2331 | if (cnew.GetCharge(0)>0 && cnew.GetCharge(1)>0) AddRawCluster(cnew); |
a9e2aefa | 2332 | fNPeaks++; |
2333 | } | |
2334 | } | |
b137f8b9 | 2335 | void AliMUONClusterFinderVS::AddRawCluster(AliMUONRawCluster& c) |
a713db22 | 2336 | { |
2337 | // | |
2338 | // Add a raw cluster copy to the list | |
2339 | // | |
b137f8b9 | 2340 | // AliMUON *pMUON=(AliMUON*)gAlice->GetModule("MUON"); |
2341 | // pMUON->GetMUONData()->AddRawCluster(fInput->Chamber(),c); | |
2342 | // fNRawClusters++; | |
2343 | ||
2344 | // Setting detection element in raw cluster for alignment | |
2345 | // BB 19/05/05 | |
6570c14d | 2346 | c.SetDetElemId(fInput->DetElemId()); |
a713db22 | 2347 | |
b137f8b9 | 2348 | TClonesArray &lrawcl = *fRawClusters; |
2349 | new(lrawcl[fNRawClusters++]) AliMUONRawCluster(c); | |
2350 | AliDebug(1,Form("\nfNRawClusters %d\n",fNRawClusters)); | |
a713db22 | 2351 | } |
2352 | ||
2353 | AliMUONClusterFinderVS& AliMUONClusterFinderVS | |
2354 | ::operator = (const AliMUONClusterFinderVS& rhs) | |
2355 | { | |
2356 | // Protected assignement operator | |
2357 | ||
2358 | if (this == &rhs) return *this; | |
a9e2aefa | 2359 | |
a713db22 | 2360 | AliFatal("Not implemented."); |
2361 | ||
2362 | return *this; | |
2363 | } | |
a9e2aefa | 2364 | |
a9e2aefa | 2365 | // |
2366 | // Minimisation functions | |
2367 | // Single Mathieson | |
e3cba86e | 2368 | void fcnS1(Int_t & /*npar*/, Double_t * /*gin*/, Double_t &f, Double_t *par, Int_t /*iflag*/) |
a9e2aefa | 2369 | { |
9825400f | 2370 | AliMUONClusterInput& clusterInput = *(AliMUONClusterInput::Instance()); |
a9e2aefa | 2371 | Int_t i; |
2372 | Float_t delta; | |
2373 | Float_t chisq=0; | |
2374 | Float_t qcont=0; | |
2375 | Float_t qtot=0; | |
9825400f | 2376 | |
2377 | for (i=0; i<clusterInput.Nmul(0); i++) { | |
2378 | Float_t q0=clusterInput.Charge(i,0); | |
2379 | Float_t q1=clusterInput.DiscrChargeS1(i,par); | |
a9e2aefa | 2380 | delta=(q0-q1)/q0; |
2381 | chisq+=delta*delta; | |
2382 | qcont+=q1; | |
2383 | qtot+=q0; | |
2384 | } | |
2385 | f=chisq; | |
2386 | } | |
2387 | ||
e3cba86e | 2388 | void fcnCombiS1(Int_t & /*npar*/, Double_t * /*gin*/, Double_t &f, Double_t *par, Int_t /*iflag*/) |
a9e2aefa | 2389 | { |
9825400f | 2390 | AliMUONClusterInput& clusterInput = *(AliMUONClusterInput::Instance()); |
a9e2aefa | 2391 | Int_t i, cath; |
2392 | Float_t delta; | |
2393 | Float_t chisq=0; | |
2394 | Float_t qcont=0; | |
2395 | Float_t qtot=0; | |
a9e2aefa | 2396 | |
2397 | for (cath=0; cath<2; cath++) { | |
9825400f | 2398 | for (i=0; i<clusterInput.Nmul(cath); i++) { |
2399 | Float_t q0=clusterInput.Charge(i,cath); | |
2400 | Float_t q1=clusterInput.DiscrChargeCombiS1(i,par,cath); | |
a9e2aefa | 2401 | delta=(q0-q1)/q0; |
2402 | chisq+=delta*delta; | |
2403 | qcont+=q1; | |
2404 | qtot+=q0; | |
2405 | } | |
a9e2aefa | 2406 | } |
a9e2aefa | 2407 | f=chisq; |
2408 | } | |
2409 | ||
2410 | // Double Mathieson | |
e3cba86e | 2411 | void fcnS2(Int_t & /*npar*/, Double_t * /*gin*/, Double_t &f, Double_t *par, Int_t /*iflag*/) |
a9e2aefa | 2412 | { |
9825400f | 2413 | AliMUONClusterInput& clusterInput = *(AliMUONClusterInput::Instance()); |
a9e2aefa | 2414 | Int_t i; |
2415 | Float_t delta; | |
2416 | Float_t chisq=0; | |
2417 | Float_t qcont=0; | |
2418 | Float_t qtot=0; | |
2419 | ||
9825400f | 2420 | for (i=0; i<clusterInput.Nmul(0); i++) { |
a9e2aefa | 2421 | |
9825400f | 2422 | Float_t q0=clusterInput.Charge(i,0); |
2423 | Float_t q1=clusterInput.DiscrChargeS2(i,par); | |
a9e2aefa | 2424 | delta=(q0-q1)/q0; |
2425 | chisq+=delta*delta; | |
2426 | qcont+=q1; | |
2427 | qtot+=q0; | |
2428 | } | |
a9e2aefa | 2429 | f=chisq; |
2430 | } | |
2431 | ||
2432 | // Double Mathieson | |
e3cba86e | 2433 | void fcnCombiS2(Int_t & /*npar*/, Double_t * /*gin*/, Double_t &f, Double_t *par, Int_t /*iflag*/) |
a9e2aefa | 2434 | { |
9825400f | 2435 | AliMUONClusterInput& clusterInput = *(AliMUONClusterInput::Instance()); |
a9e2aefa | 2436 | Int_t i, cath; |
2437 | Float_t delta; | |
2438 | Float_t chisq=0; | |
2439 | Float_t qcont=0; | |
2440 | Float_t qtot=0; | |
a9e2aefa | 2441 | for (cath=0; cath<2; cath++) { |
9825400f | 2442 | for (i=0; i<clusterInput.Nmul(cath); i++) { |
2443 | Float_t q0=clusterInput.Charge(i,cath); | |
2444 | Float_t q1=clusterInput.DiscrChargeCombiS2(i,par,cath); | |
a9e2aefa | 2445 | delta=(q0-q1)/q0; |
2446 | chisq+=delta*delta; | |
2447 | qcont+=q1; | |
2448 | qtot+=q0; | |
2449 | } | |
a9e2aefa | 2450 | } |
a9e2aefa | 2451 | f=chisq; |
2452 | } |