]>
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 | |
d19b6003 | 18 | // ------------------------------- |
19 | // Class AliMUONClusterFinderVS | |
20 | // ------------------------------- | |
21 | // Class for clustering and reconstruction of space points | |
22 | // (Not used by default) | |
23 | ||
a9e2aefa | 24 | #include "AliMUONClusterFinderVS.h" |
25 | #include "AliMUONDigit.h" | |
26 | #include "AliMUONRawCluster.h" | |
fed772f3 | 27 | #include "AliMUONGeometrySegmentation.h" |
7e4a628d | 28 | #include "AliMUONMathieson.h" |
c1a185bf | 29 | #include "AliMUONClusterInput.h" |
5289cf2f | 30 | #include "AliMUONDigitMapA1.h" |
759dd6be | 31 | |
8c343c7c | 32 | #include "AliLog.h" |
a9e2aefa | 33 | |
759dd6be | 34 | #include <TMinuit.h> |
35 | #include <TF1.h> | |
36 | #include <TMinuit.h> | |
37 | #include <Riostream.h> | |
38 | ||
39 | ||
a9e2aefa | 40 | //_____________________________________________________________________ |
a9e2aefa | 41 | // This function is minimized in the double-Mathieson fit |
42 | void fcnS2(Int_t &npar, Double_t *gin, Double_t &f, Double_t *par, Int_t iflag); | |
43 | void fcnS1(Int_t &npar, Double_t *gin, Double_t &f, Double_t *par, Int_t iflag); | |
44 | void fcnCombiS1(Int_t &npar, Double_t *gin, Double_t &f, Double_t *par, Int_t iflag); | |
45 | void fcnCombiS2(Int_t &npar, Double_t *gin, Double_t &f, Double_t *par, Int_t iflag); | |
46 | ||
7945aae7 | 47 | /// \cond CLASSIMP |
a9e2aefa | 48 | ClassImp(AliMUONClusterFinderVS) |
7945aae7 | 49 | /// \endcond |
a9e2aefa | 50 | |
4da78c65 | 51 | AliMUONClusterFinderVS::AliMUONClusterFinderVS() |
54d7ba50 | 52 | : TObject(), |
53 | fInput(AliMUONClusterInput::Instance()), | |
54 | fDeclusterFlag(0), | |
55 | fClusterSize(0), | |
56 | fNperMax(0), | |
57 | fGhostChi2Cut(1e6), | |
58 | fNPeaks(0), | |
59 | fNRawClusters(0), | |
60 | fRawClusters(0x0), | |
61 | fZPlane(0.), | |
62 | fSector(0), | |
63 | fFitStat(0) | |
a9e2aefa | 64 | { |
d19b6003 | 65 | /// Default constructor |
5289cf2f | 66 | fDigitMap[0] = 0; |
67 | fDigitMap[1] = 0; | |
a9e2aefa | 68 | fTrack[0]=fTrack[1]=-1; |
fed772f3 | 69 | fSeg2[0] = 0; |
70 | fSeg2[1] = 0; | |
71 | ||
3f5cf0b3 | 72 | for(Int_t i=0; i<100; i++) { |
73 | for (Int_t j=0; j<2; j++) { | |
74 | fDig[i][j] = 0; | |
75 | } | |
4da78c65 | 76 | } |
77 | fRawClusters = new TClonesArray("AliMUONRawCluster",1000); | |
4da78c65 | 78 | } |
79 | //____________________________________________________________________________ | |
80 | AliMUONClusterFinderVS::~AliMUONClusterFinderVS() | |
81 | { | |
d19b6003 | 82 | /// Destructor |
83 | ||
4da78c65 | 84 | // Reset tracks information |
85 | fNRawClusters = 0; | |
86b48c39 | 86 | if (fRawClusters) { |
87 | fRawClusters->Delete(); | |
88 | delete fRawClusters; | |
89 | } | |
a9e2aefa | 90 | } |
91 | ||
4da78c65 | 92 | //____________________________________________________________________________ |
93 | void AliMUONClusterFinderVS::ResetRawClusters() | |
94 | { | |
d19b6003 | 95 | /// Reset tracks information |
4da78c65 | 96 | fNRawClusters = 0; |
97 | if (fRawClusters) fRawClusters->Clear(); | |
98 | } | |
99 | //____________________________________________________________________________ | |
a9e2aefa | 100 | void AliMUONClusterFinderVS::Decluster(AliMUONRawCluster *cluster) |
101 | { | |
d19b6003 | 102 | /// Decluster by local maxima |
a9e2aefa | 103 | SplitByLocalMaxima(cluster); |
104 | } | |
4da78c65 | 105 | //____________________________________________________________________________ |
a9e2aefa | 106 | void AliMUONClusterFinderVS::SplitByLocalMaxima(AliMUONRawCluster *c) |
107 | { | |
d19b6003 | 108 | /// Split complex cluster by local maxima |
a9e2aefa | 109 | Int_t cath, i; |
9825400f | 110 | |
30aaba74 | 111 | fInput->SetCluster(c); |
9825400f | 112 | |
9e993f2a | 113 | fMul[0]=c->GetMultiplicity(0); |
114 | fMul[1]=c->GetMultiplicity(1); | |
a9e2aefa | 115 | |
116 | // | |
117 | // dump digit information into arrays | |
118 | // | |
9825400f | 119 | |
f0d86bc4 | 120 | Float_t qtot; |
a9e2aefa | 121 | |
122 | for (cath=0; cath<2; cath++) { | |
faef62a9 | 123 | qtot=0; |
124 | ||
125 | for (i=0; i<fMul[cath]; i++) { | |
126 | // pointer to digit | |
127 | fDig[i][cath]=fInput->Digit(cath, c->GetIndex(i, cath)); | |
128 | // pad coordinates | |
129 | fIx[i][cath]= fDig[i][cath]->PadX(); | |
130 | fIy[i][cath]= fDig[i][cath]->PadY(); | |
131 | // pad charge | |
132 | fQ[i][cath] = fDig[i][cath]->Signal(); | |
133 | // pad centre coordinates | |
faef62a9 | 134 | fSeg2[cath]-> |
135 | GetPadC(fInput->DetElemId(), fIx[i][cath], fIy[i][cath], fX[i][cath], fY[i][cath], fZ[i][cath]); | |
136 | } // loop over cluster digits | |
137 | ||
a9e2aefa | 138 | } // loop over cathodes |
139 | ||
140 | ||
141 | FindLocalMaxima(c); | |
142 | ||
143 | // | |
144 | // Initialise and perform mathieson fits | |
145 | Float_t chi2, oldchi2; | |
146 | // ++++++++++++++++++*************+++++++++++++++++++++ | |
147 | // (1) No more than one local maximum per cathode plane | |
148 | // +++++++++++++++++++++++++++++++*************++++++++ | |
149 | if ((fNLocal[0]==1 && (fNLocal[1]==0 || fNLocal[1]==1)) || | |
150 | (fNLocal[0]==0 && fNLocal[1]==1)) { | |
a9e2aefa | 151 | // Perform combined single Mathieson fit |
152 | // Initial values for coordinates (x,y) | |
153 | ||
154 | // One local maximum on cathodes 1 and 2 (X->cathode 2, Y->cathode 1) | |
155 | if (fNLocal[0]==1 && fNLocal[1]==1) { | |
ba12c242 | 156 | fXInit[0]=c->GetX(1); |
157 | fYInit[0]=c->GetY(0); | |
a9e2aefa | 158 | // One local maximum on cathode 1 (X,Y->cathode 1) |
159 | } else if (fNLocal[0]==1) { | |
ba12c242 | 160 | fXInit[0]=c->GetX(0); |
161 | fYInit[0]=c->GetY(0); | |
a9e2aefa | 162 | // One local maximum on cathode 2 (X,Y->cathode 2) |
163 | } else { | |
ba12c242 | 164 | fXInit[0]=c->GetX(1); |
165 | fYInit[0]=c->GetY(1); | |
a9e2aefa | 166 | } |
8c343c7c | 167 | AliDebug(1,"cas (1) CombiSingleMathiesonFit(c)"); |
a9e2aefa | 168 | chi2=CombiSingleMathiesonFit(c); |
169 | // Int_t ndf = fgNbins[0]+fgNbins[1]-2; | |
170 | // Float_t prob = TMath::Prob(Double_t(chi2),ndf); | |
171 | // prob1->Fill(prob); | |
172 | // chi2_1->Fill(chi2); | |
173 | oldchi2=chi2; | |
8c343c7c | 174 | AliDebug(1,Form(" chi2 %f ",chi2)); |
a9e2aefa | 175 | |
ba12c242 | 176 | c->SetX(0, fXFit[0]); |
177 | c->SetY(0, fYFit[0]); | |
a9e2aefa | 178 | |
ba12c242 | 179 | c->SetX(1,fXFit[0]); |
180 | c->SetY(1,fYFit[0]); | |
3b5272e3 | 181 | c->SetChi2(0,chi2); |
182 | c->SetChi2(1,chi2); | |
07cfabcf | 183 | // Force on anod |
002920d1 | 184 | |
185 | c->SetX(0, fSeg2[0]->GetAnod(fInput->DetElemId(), c->GetX(0))); | |
186 | c->SetX(1, fSeg2[1]->GetAnod(fInput->DetElemId(), c->GetX(1))); | |
187 | ||
6570c14d | 188 | // c->SetDetElemId(fInput->DetElemId()); |
b137f8b9 | 189 | // If reasonable chi^2 add result to the list of rawclusters |
a9e2aefa | 190 | if (chi2 < 0.3) { |
191 | AddRawCluster(*c); | |
b137f8b9 | 192 | // If not try combined double Mathieson Fit |
a9e2aefa | 193 | } else { |
c4a97bcd | 194 | AliDebug(1," MAUVAIS CHI2 !!!\n"); |
a9e2aefa | 195 | if (fNLocal[0]==1 && fNLocal[1]==1) { |
196 | fXInit[0]=fX[fIndLocal[0][1]][1]; | |
197 | fYInit[0]=fY[fIndLocal[0][0]][0]; | |
198 | fXInit[1]=fX[fIndLocal[0][1]][1]; | |
199 | fYInit[1]=fY[fIndLocal[0][0]][0]; | |
200 | } else if (fNLocal[0]==1) { | |
201 | fXInit[0]=fX[fIndLocal[0][0]][0]; | |
202 | fYInit[0]=fY[fIndLocal[0][0]][0]; | |
203 | fXInit[1]=fX[fIndLocal[0][0]][0]; | |
204 | fYInit[1]=fY[fIndLocal[0][0]][0]; | |
205 | } else { | |
206 | fXInit[0]=fX[fIndLocal[0][1]][1]; | |
207 | fYInit[0]=fY[fIndLocal[0][1]][1]; | |
208 | fXInit[1]=fX[fIndLocal[0][1]][1]; | |
209 | fYInit[1]=fY[fIndLocal[0][1]][1]; | |
210 | } | |
211 | ||
212 | // Initial value for charge ratios | |
213 | fQrInit[0]=0.5; | |
214 | fQrInit[1]=0.5; | |
c4a97bcd | 215 | AliDebug(1,"\n cas (1) CombiDoubleMathiesonFit(c)\n"); |
a9e2aefa | 216 | chi2=CombiDoubleMathiesonFit(c); |
217 | // Int_t ndf = fgNbins[0]+fgNbins[1]-6; | |
218 | // Float_t prob = TMath::Prob(chi2,ndf); | |
219 | // prob2->Fill(prob); | |
220 | // chi2_2->Fill(chi2); | |
221 | ||
222 | // Was this any better ?? | |
8c343c7c | 223 | AliDebug(1,Form(" Old and new chi2 %f %f ", oldchi2, chi2)); |
a9e2aefa | 224 | if (fFitStat!=0 && chi2>0 && (2.*chi2 < oldchi2)) { |
8c343c7c | 225 | AliDebug(1,"Split"); |
a9e2aefa | 226 | // Split cluster into two according to fit result |
227 | Split(c); | |
228 | } else { | |
8c343c7c | 229 | AliDebug(1,"Do not Split"); |
a9e2aefa | 230 | // Don't split |
b137f8b9 | 231 | AddRawCluster(*c); |
a9e2aefa | 232 | } |
233 | } | |
234 | ||
235 | // +++++++++++++++++++++++++++++++++++++++ | |
236 | // (2) Two local maxima per cathode plane | |
237 | // +++++++++++++++++++++++++++++++++++++++ | |
238 | } else if (fNLocal[0]==2 && fNLocal[1]==2) { | |
239 | // | |
240 | // Let's look for ghosts first | |
05c39730 | 241 | |
a9e2aefa | 242 | Float_t xm[4][2], ym[4][2]; |
243 | Float_t dpx, dpy, dx, dy; | |
244 | Int_t ixm[4][2], iym[4][2]; | |
245 | Int_t isec, im1, im2, ico; | |
246 | // | |
247 | // Form the 2x2 combinations | |
248 | // 0-0, 0-1, 1-0, 1-1 | |
249 | ico=0; | |
250 | for (im1=0; im1<2; im1++) { | |
251 | for (im2=0; im2<2; im2++) { | |
252 | xm[ico][0]=fX[fIndLocal[im1][0]][0]; | |
253 | ym[ico][0]=fY[fIndLocal[im1][0]][0]; | |
254 | xm[ico][1]=fX[fIndLocal[im2][1]][1]; | |
255 | ym[ico][1]=fY[fIndLocal[im2][1]][1]; | |
256 | ||
257 | ixm[ico][0]=fIx[fIndLocal[im1][0]][0]; | |
258 | iym[ico][0]=fIy[fIndLocal[im1][0]][0]; | |
259 | ixm[ico][1]=fIx[fIndLocal[im2][1]][1]; | |
260 | iym[ico][1]=fIy[fIndLocal[im2][1]][1]; | |
261 | ico++; | |
262 | } | |
263 | } | |
264 | // ico = 0 : first local maximum on cathodes 1 and 2 | |
265 | // ico = 1 : fisrt local maximum on cathode 1 and second on cathode 2 | |
266 | // ico = 2 : second local maximum on cathode 1 and first on cathode 1 | |
267 | // ico = 3 : second local maximum on cathodes 1 and 2 | |
268 | ||
269 | // Analyse the combinations and keep those that are possible ! | |
270 | // For each combination check consistency in x and y | |
05c39730 | 271 | Int_t iacc; |
272 | Bool_t accepted[4]; | |
273 | Float_t dr[4] = {1.e4, 1.e4, 1.e4, 1.e4}; | |
a9e2aefa | 274 | iacc=0; |
05c39730 | 275 | |
276 | // In case of staggering maxima are displaced by exactly half the pad-size in y. | |
277 | // We have to take into account the numerical precision in the consistency check; | |
278 | Float_t eps = 1.e-5; | |
279 | // | |
a9e2aefa | 280 | for (ico=0; ico<4; ico++) { |
281 | accepted[ico]=kFALSE; | |
282 | // cathode one: x-coordinate | |
002920d1 | 283 | isec=fSeg2[0]->Sector(fInput->DetElemId(), ixm[ico][0], iym[ico][0]); |
284 | dpx=fSeg2[0]->Dpx(fInput->DetElemId(), isec)/2.; | |
285 | ||
a9e2aefa | 286 | dx=TMath::Abs(xm[ico][0]-xm[ico][1]); |
287 | // cathode two: y-coordinate | |
002920d1 | 288 | |
289 | isec=fSeg2[1]->Sector(fInput->DetElemId(), ixm[ico][1], iym[ico][1]); | |
290 | dpy=fSeg2[1]->Dpy(fInput->DetElemId(), isec)/2.; | |
291 | ||
a9e2aefa | 292 | dy=TMath::Abs(ym[ico][0]-ym[ico][1]); |
c4a97bcd | 293 | AliDebug(2,Form("\n %i %f %f %f %f %f %f \n", ico, ym[ico][0], ym[ico][1], dy, dpy, dx, dpx )); |
05c39730 | 294 | if ((dx <= dpx) && (dy <= dpy+eps)) { |
a9e2aefa | 295 | // consistent |
296 | accepted[ico]=kTRUE; | |
05c39730 | 297 | dr[ico] = TMath::Sqrt(dx*dx+dy*dy); |
a9e2aefa | 298 | iacc++; |
299 | } else { | |
300 | // reject | |
301 | accepted[ico]=kFALSE; | |
302 | } | |
303 | } | |
c4a97bcd | 304 | AliDebug(1,Form("\n iacc= %d:\n", iacc)); |
05c39730 | 305 | if (iacc == 3) { |
306 | if (accepted[0] && accepted[1]) { | |
307 | if (dr[0] >= dr[1]) { | |
308 | accepted[0]=kFALSE; | |
309 | } else { | |
310 | accepted[1]=kFALSE; | |
311 | } | |
312 | } | |
a9e2aefa | 313 | |
05c39730 | 314 | if (accepted[2] && accepted[3]) { |
315 | if (dr[2] >= dr[3]) { | |
316 | accepted[2]=kFALSE; | |
317 | } else { | |
318 | accepted[3]=kFALSE; | |
319 | } | |
320 | } | |
321 | /* | |
322 | // eliminate one candidate | |
323 | Float_t drmax = 0; | |
324 | Int_t icobad = -1; | |
325 | ||
326 | for (ico=0; ico<4; ico++) { | |
327 | if (accepted[ico] && dr[ico] > drmax) { | |
328 | icobad = ico; | |
329 | drmax = dr[ico]; | |
330 | } | |
331 | } | |
332 | ||
333 | accepted[icobad] = kFALSE; | |
334 | */ | |
335 | iacc = 2; | |
336 | } | |
337 | ||
338 | ||
c4a97bcd | 339 | AliDebug(1,Form("\n iacc= %d:\n", iacc)); |
340 | if (iacc==2) { | |
341 | AliDebug(1,"\n iacc=2: No problem ! \n"); | |
342 | } else if (iacc==4) { | |
343 | AliDebug(1,"\n iacc=4: Ok, but ghost problem !!! \n"); | |
344 | } else if (iacc==0) { | |
345 | AliDebug(1,"\n iacc=0: I don't know what to do with this !!!!!!!!! \n"); | |
a9e2aefa | 346 | } |
347 | ||
348 | // Initial value for charge ratios | |
349 | fQrInit[0]=Float_t(fQ[fIndLocal[0][0]][0])/ | |
350 | Float_t(fQ[fIndLocal[0][0]][0]+fQ[fIndLocal[1][0]][0]); | |
351 | fQrInit[1]=Float_t(fQ[fIndLocal[0][1]][1])/ | |
352 | Float_t(fQ[fIndLocal[0][1]][1]+fQ[fIndLocal[1][1]][1]); | |
353 | ||
354 | // ******* iacc = 0 ******* | |
355 | // No combinations found between the 2 cathodes | |
356 | // We keep the center of gravity of the cluster | |
357 | if (iacc==0) { | |
b137f8b9 | 358 | AddRawCluster(*c); |
a9e2aefa | 359 | } |
360 | ||
361 | // ******* iacc = 1 ******* | |
362 | // Only one combination found between the 2 cathodes | |
363 | if (iacc==1) { | |
a9e2aefa | 364 | // Initial values for the 2 maxima (x,y) |
365 | ||
366 | // 1 maximum is initialised with the maximum of the combination found (X->cathode 2, Y->cathode 1) | |
367 | // 1 maximum is initialised with the other maximum of the first cathode | |
368 | if (accepted[0]){ | |
8c343c7c | 369 | AliDebug(1,"ico=0"); |
a9e2aefa | 370 | fXInit[0]=xm[0][1]; |
371 | fYInit[0]=ym[0][0]; | |
372 | fXInit[1]=xm[3][0]; | |
373 | fYInit[1]=ym[3][0]; | |
374 | } else if (accepted[1]){ | |
8c343c7c | 375 | AliDebug(1,"ico=1"); |
a9e2aefa | 376 | fXInit[0]=xm[1][1]; |
377 | fYInit[0]=ym[1][0]; | |
378 | fXInit[1]=xm[2][0]; | |
379 | fYInit[1]=ym[2][0]; | |
380 | } else if (accepted[2]){ | |
8c343c7c | 381 | AliDebug(1,"ico=2"); |
a9e2aefa | 382 | fXInit[0]=xm[2][1]; |
383 | fYInit[0]=ym[2][0]; | |
384 | fXInit[1]=xm[1][0]; | |
385 | fYInit[1]=ym[1][0]; | |
386 | } else if (accepted[3]){ | |
8c343c7c | 387 | AliDebug(1,"ico=3"); |
a9e2aefa | 388 | fXInit[0]=xm[3][1]; |
389 | fYInit[0]=ym[3][0]; | |
390 | fXInit[1]=xm[0][0]; | |
391 | fYInit[1]=ym[0][0]; | |
392 | } | |
8c343c7c | 393 | AliDebug(1,"cas (2) CombiDoubleMathiesonFit(c)"); |
a9e2aefa | 394 | chi2=CombiDoubleMathiesonFit(c); |
395 | // Int_t ndf = fgNbins[0]+fgNbins[1]-6; | |
396 | // Float_t prob = TMath::Prob(chi2,ndf); | |
397 | // prob2->Fill(prob); | |
398 | // chi2_2->Fill(chi2); | |
8c343c7c | 399 | AliDebug(1,Form(" chi2 %f\n",chi2)); |
a9e2aefa | 400 | |
401 | // If reasonable chi^2 add result to the list of rawclusters | |
402 | if (chi2<10) { | |
403 | Split(c); | |
404 | ||
405 | } else { | |
406 | // 1 maximum is initialised with the maximum of the combination found (X->cathode 2, Y->cathode 1) | |
407 | // 1 maximum is initialised with the other maximum of the second cathode | |
408 | if (accepted[0]){ | |
8c343c7c | 409 | AliDebug(1,"ico=0"); |
a9e2aefa | 410 | fXInit[0]=xm[0][1]; |
411 | fYInit[0]=ym[0][0]; | |
412 | fXInit[1]=xm[3][1]; | |
413 | fYInit[1]=ym[3][1]; | |
414 | } else if (accepted[1]){ | |
8c343c7c | 415 | AliDebug(1,"ico=1"); |
a9e2aefa | 416 | fXInit[0]=xm[1][1]; |
417 | fYInit[0]=ym[1][0]; | |
418 | fXInit[1]=xm[2][1]; | |
419 | fYInit[1]=ym[2][1]; | |
420 | } else if (accepted[2]){ | |
8c343c7c | 421 | AliDebug(1,"ico=2"); |
a9e2aefa | 422 | fXInit[0]=xm[2][1]; |
423 | fYInit[0]=ym[2][0]; | |
424 | fXInit[1]=xm[1][1]; | |
425 | fYInit[1]=ym[1][1]; | |
426 | } else if (accepted[3]){ | |
8c343c7c | 427 | AliDebug(1,"ico=3"); |
a9e2aefa | 428 | fXInit[0]=xm[3][1]; |
429 | fYInit[0]=ym[3][0]; | |
430 | fXInit[1]=xm[0][1]; | |
431 | fYInit[1]=ym[0][1]; | |
432 | } | |
8c343c7c | 433 | AliDebug(1,"\n cas (2) CombiDoubleMathiesonFit(c)\n"); |
a9e2aefa | 434 | chi2=CombiDoubleMathiesonFit(c); |
435 | // Int_t ndf = fgNbins[0]+fgNbins[1]-6; | |
436 | // Float_t prob = TMath::Prob(chi2,ndf); | |
437 | // prob2->Fill(prob); | |
438 | // chi2_2->Fill(chi2); | |
c4a97bcd | 439 | AliDebug(1,Form(" chi2 %f\n",chi2)); |
a9e2aefa | 440 | |
441 | // If reasonable chi^2 add result to the list of rawclusters | |
442 | if (chi2<10) { | |
443 | Split(c); | |
444 | } else { | |
445 | //We keep only the combination found (X->cathode 2, Y->cathode 1) | |
446 | for (Int_t ico=0; ico<2; ico++) { | |
447 | if (accepted[ico]) { | |
448 | AliMUONRawCluster cnew; | |
449 | Int_t cath; | |
450 | for (cath=0; cath<2; cath++) { | |
ba12c242 | 451 | cnew.SetX(cath, Float_t(xm[ico][1])); |
452 | cnew.SetY(cath, Float_t(ym[ico][0])); | |
453 | cnew.SetZ(cath, fZPlane); | |
9e993f2a | 454 | cnew.SetMultiplicity(cath,c->GetMultiplicity(cath)); |
a9e2aefa | 455 | for (i=0; i<fMul[cath]; i++) { |
fed772f3 | 456 | cnew.SetIndex(i, cath, c->GetIndex(i,cath)); |
002920d1 | 457 | fSeg2[cath]->SetPad(fInput->DetElemId(), fIx[i][cath], fIy[i][cath]); |
a9e2aefa | 458 | } |
c4a97bcd | 459 | AliDebug(1,Form("\nRawCluster %d cath %d\n",ico,cath)); |
460 | AliDebug(1,Form("mult_av %d\n",c->GetMultiplicity(cath))); | |
9825400f | 461 | FillCluster(&cnew,cath); |
a9e2aefa | 462 | } |
9e993f2a | 463 | cnew.SetClusterType(cnew.PhysicsContribution()); |
a9e2aefa | 464 | AddRawCluster(cnew); |
465 | fNPeaks++; | |
466 | } | |
467 | } | |
468 | } | |
469 | } | |
470 | } | |
9825400f | 471 | |
a9e2aefa | 472 | // ******* iacc = 2 ******* |
473 | // Two combinations found between the 2 cathodes | |
474 | if (iacc==2) { | |
a9e2aefa | 475 | // Was the same maximum taken twice |
9825400f | 476 | if ((accepted[0]&&accepted[1]) || (accepted[2]&&accepted[3])) { |
c4a97bcd | 477 | AliDebug(1,"\n Maximum taken twice !!!\n"); |
a9e2aefa | 478 | |
05c39730 | 479 | // Have a try !! with that |
9825400f | 480 | if (accepted[0]&&accepted[3]) { |
481 | fXInit[0]=xm[0][1]; | |
482 | fYInit[0]=ym[0][0]; | |
483 | fXInit[1]=xm[1][1]; | |
484 | fYInit[1]=ym[1][0]; | |
485 | } else { | |
486 | fXInit[0]=xm[2][1]; | |
487 | fYInit[0]=ym[2][0]; | |
488 | fXInit[1]=xm[3][1]; | |
489 | fYInit[1]=ym[3][0]; | |
490 | } | |
c4a97bcd | 491 | AliDebug(1,"\n cas (2) CombiDoubleMathiesonFit(c)\n"); |
9825400f | 492 | chi2=CombiDoubleMathiesonFit(c); |
a9e2aefa | 493 | // Int_t ndf = fgNbins[0]+fgNbins[1]-6; |
494 | // Float_t prob = TMath::Prob(chi2,ndf); | |
495 | // prob2->Fill(prob); | |
496 | // chi2_2->Fill(chi2); | |
9825400f | 497 | Split(c); |
498 | ||
499 | } else { | |
a9e2aefa | 500 | // No ghosts ! No Problems ! - Perform one fit only ! |
9825400f | 501 | if (accepted[0]&&accepted[3]) { |
502 | fXInit[0]=xm[0][1]; | |
503 | fYInit[0]=ym[0][0]; | |
504 | fXInit[1]=xm[3][1]; | |
505 | fYInit[1]=ym[3][0]; | |
506 | } else { | |
507 | fXInit[0]=xm[1][1]; | |
508 | fYInit[0]=ym[1][0]; | |
509 | fXInit[1]=xm[2][1]; | |
510 | fYInit[1]=ym[2][0]; | |
511 | } | |
c4a97bcd | 512 | AliDebug(1,"\n cas (2) CombiDoubleMathiesonFit(c)\n"); |
9825400f | 513 | chi2=CombiDoubleMathiesonFit(c); |
a9e2aefa | 514 | // Int_t ndf = fgNbins[0]+fgNbins[1]-6; |
515 | // Float_t prob = TMath::Prob(chi2,ndf); | |
516 | // prob2->Fill(prob); | |
517 | // chi2_2->Fill(chi2); | |
c4a97bcd | 518 | AliDebug(1,Form(" chi2 %f\n",chi2)); |
9825400f | 519 | Split(c); |
520 | } | |
521 | ||
a9e2aefa | 522 | // ******* iacc = 4 ******* |
523 | // Four combinations found between the 2 cathodes | |
524 | // Ghost !! | |
9825400f | 525 | } else if (iacc==4) { |
a9e2aefa | 526 | // Perform fits for the two possibilities !! |
07cfabcf | 527 | // Accept if charges are compatible on both cathodes |
528 | // If none are compatible, keep everything | |
9825400f | 529 | fXInit[0]=xm[0][1]; |
530 | fYInit[0]=ym[0][0]; | |
531 | fXInit[1]=xm[3][1]; | |
532 | fYInit[1]=ym[3][0]; | |
c4a97bcd | 533 | AliDebug(1,"\n cas (2) CombiDoubleMathiesonFit(c)\n"); |
9825400f | 534 | chi2=CombiDoubleMathiesonFit(c); |
a9e2aefa | 535 | // Int_t ndf = fgNbins[0]+fgNbins[1]-6; |
536 | // Float_t prob = TMath::Prob(chi2,ndf); | |
537 | // prob2->Fill(prob); | |
538 | // chi2_2->Fill(chi2); | |
c4a97bcd | 539 | AliDebug(1,Form(" chi2 %f\n",chi2)); |
07cfabcf | 540 | // store results of fit and postpone decision |
541 | Double_t sXFit[2],sYFit[2],sQrFit[2]; | |
542 | Float_t sChi2[2]; | |
543 | for (Int_t i=0;i<2;i++) { | |
544 | sXFit[i]=fXFit[i]; | |
545 | sYFit[i]=fYFit[i]; | |
546 | sQrFit[i]=fQrFit[i]; | |
547 | sChi2[i]=fChi2[i]; | |
548 | } | |
9825400f | 549 | fXInit[0]=xm[1][1]; |
550 | fYInit[0]=ym[1][0]; | |
551 | fXInit[1]=xm[2][1]; | |
552 | fYInit[1]=ym[2][0]; | |
c4a97bcd | 553 | AliDebug(1,"\n cas (2) CombiDoubleMathiesonFit(c)\n"); |
9825400f | 554 | chi2=CombiDoubleMathiesonFit(c); |
a9e2aefa | 555 | // ndf = fgNbins[0]+fgNbins[1]-6; |
556 | // prob = TMath::Prob(chi2,ndf); | |
557 | // prob2->Fill(prob); | |
558 | // chi2_2->Fill(chi2); | |
c4a97bcd | 559 | AliDebug(1,Form(" chi2 %f\n",chi2)); |
07cfabcf | 560 | // We have all informations to perform the decision |
561 | // Compute the chi2 for the 2 possibilities | |
562 | Float_t chi2fi,chi2si,chi2f,chi2s; | |
563 | ||
564 | chi2f = (TMath::Log(fInput->TotalCharge(0)*fQrFit[0] | |
565 | / (fInput->TotalCharge(1)*fQrFit[1]) ) | |
7e4a628d | 566 | / fInput->ChargeCorrel() ); |
07cfabcf | 567 | chi2f *=chi2f; |
568 | chi2fi = (TMath::Log(fInput->TotalCharge(0)*(1-fQrFit[0]) | |
569 | / (fInput->TotalCharge(1)*(1-fQrFit[1])) ) | |
7e4a628d | 570 | / fInput->ChargeCorrel() ); |
07cfabcf | 571 | chi2f += chi2fi*chi2fi; |
572 | ||
573 | chi2s = (TMath::Log(fInput->TotalCharge(0)*sQrFit[0] | |
574 | / (fInput->TotalCharge(1)*sQrFit[1]) ) | |
7e4a628d | 575 | / fInput->ChargeCorrel() ); |
07cfabcf | 576 | chi2s *=chi2s; |
577 | chi2si = (TMath::Log(fInput->TotalCharge(0)*(1-sQrFit[0]) | |
578 | / (fInput->TotalCharge(1)*(1-sQrFit[1])) ) | |
7e4a628d | 579 | / fInput->ChargeCorrel() ); |
07cfabcf | 580 | chi2s += chi2si*chi2si; |
581 | ||
582 | // usefull to store the charge matching chi2 in the cluster | |
583 | // fChi2[0]=sChi2[1]=chi2f; | |
584 | // fChi2[1]=sChi2[0]=chi2s; | |
585 | ||
586 | if (chi2f<=fGhostChi2Cut && chi2s<=fGhostChi2Cut) | |
3b5272e3 | 587 | c->SetGhost(1); |
07cfabcf | 588 | if (chi2f>fGhostChi2Cut && chi2s>fGhostChi2Cut) { |
589 | // we keep the ghost | |
3b5272e3 | 590 | c->SetGhost(2); |
07cfabcf | 591 | chi2s=-1; |
592 | chi2f=-1; | |
593 | } | |
594 | if (chi2f<=fGhostChi2Cut) | |
595 | Split(c); | |
596 | if (chi2s<=fGhostChi2Cut) { | |
597 | // retreive saved values | |
598 | for (Int_t i=0;i<2;i++) { | |
599 | fXFit[i]=sXFit[i]; | |
600 | fYFit[i]=sYFit[i]; | |
601 | fQrFit[i]=sQrFit[i]; | |
602 | fChi2[i]=sChi2[i]; | |
603 | } | |
604 | Split(c); | |
605 | } | |
3b5272e3 | 606 | c->SetGhost(0); |
9825400f | 607 | } |
a9e2aefa | 608 | |
9825400f | 609 | } else if (fNLocal[0]==2 && fNLocal[1]==1) { |
a9e2aefa | 610 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
611 | // (3) Two local maxima on cathode 1 and one maximum on cathode 2 | |
612 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ | |
613 | // | |
614 | Float_t xm[4][2], ym[4][2]; | |
615 | Float_t dpx, dpy, dx, dy; | |
616 | Int_t ixm[4][2], iym[4][2]; | |
617 | Int_t isec, im1, ico; | |
618 | // | |
619 | // Form the 2x2 combinations | |
620 | // 0-0, 0-1, 1-0, 1-1 | |
621 | ico=0; | |
622 | for (im1=0; im1<2; im1++) { | |
9825400f | 623 | xm[ico][0]=fX[fIndLocal[im1][0]][0]; |
624 | ym[ico][0]=fY[fIndLocal[im1][0]][0]; | |
625 | xm[ico][1]=fX[fIndLocal[0][1]][1]; | |
626 | ym[ico][1]=fY[fIndLocal[0][1]][1]; | |
627 | ||
628 | ixm[ico][0]=fIx[fIndLocal[im1][0]][0]; | |
629 | iym[ico][0]=fIy[fIndLocal[im1][0]][0]; | |
630 | ixm[ico][1]=fIx[fIndLocal[0][1]][1]; | |
631 | iym[ico][1]=fIy[fIndLocal[0][1]][1]; | |
632 | ico++; | |
a9e2aefa | 633 | } |
634 | // ico = 0 : first local maximum on cathodes 1 and 2 | |
635 | // ico = 1 : second local maximum on cathode 1 and first on cathode 2 | |
636 | ||
637 | // Analyse the combinations and keep those that are possible ! | |
638 | // For each combination check consistency in x and y | |
639 | Int_t iacc; | |
640 | Bool_t accepted[4]; | |
641 | iacc=0; | |
05c39730 | 642 | // In case of staggering maxima are displaced by exactly half the pad-size in y. |
375c469b | 643 | // We have to take into account the numerical precision in the consistency check; |
644 | ||
05c39730 | 645 | Float_t eps = 1.e-5; |
646 | ||
a9e2aefa | 647 | for (ico=0; ico<2; ico++) { |
002920d1 | 648 | isec=fSeg2[0]->Sector(fInput->DetElemId(), ixm[ico][0], iym[ico][0]); |
649 | dpx=fSeg2[0]->Dpx(fInput->DetElemId(), isec)/2.; | |
650 | ||
a9e2aefa | 651 | dx=TMath::Abs(xm[ico][0]-xm[ico][1]); |
002920d1 | 652 | isec=fSeg2[1]->Sector(fInput->DetElemId(), ixm[ico][1], iym[ico][1]); |
653 | dpy=fSeg2[1]->Dpy(fInput->DetElemId(), isec)/2.; | |
654 | ||
a9e2aefa | 655 | dy=TMath::Abs(ym[ico][0]-ym[ico][1]); |
c4a97bcd | 656 | AliDebug(2,Form("\n %i %f %f %f %f \n", ico, ym[ico][0], ym[ico][1], dy, dpy )); |
05c39730 | 657 | if ((dx <= dpx) && (dy <= dpy+eps)) { |
a9e2aefa | 658 | // consistent |
659 | accepted[ico]=kTRUE; | |
660 | iacc++; | |
661 | } else { | |
662 | // reject | |
663 | accepted[ico]=kFALSE; | |
664 | } | |
665 | } | |
9825400f | 666 | |
a9e2aefa | 667 | Float_t chi21 = 100; |
668 | Float_t chi22 = 100; | |
05c39730 | 669 | Float_t chi23 = 100; |
670 | ||
671 | // Initial value for charge ratios | |
672 | fQrInit[0]=Float_t(fQ[fIndLocal[0][0]][0])/ | |
673 | Float_t(fQ[fIndLocal[0][0]][0]+fQ[fIndLocal[1][0]][0]); | |
674 | fQrInit[1]=fQrInit[0]; | |
9825400f | 675 | |
05c39730 | 676 | if (accepted[0] && accepted[1]) { |
677 | ||
678 | fXInit[0]=0.5*(xm[0][1]+xm[0][0]); | |
679 | fYInit[0]=ym[0][0]; | |
680 | fXInit[1]=0.5*(xm[0][1]+xm[1][0]); | |
681 | fYInit[1]=ym[1][0]; | |
682 | fQrInit[0]=0.5; | |
683 | fQrInit[1]=0.5; | |
684 | chi23=CombiDoubleMathiesonFit(c); | |
685 | if (chi23<10) { | |
686 | Split(c); | |
687 | Float_t yst; | |
688 | yst = fYFit[0]; | |
689 | fYFit[0] = fYFit[1]; | |
690 | fYFit[1] = yst; | |
691 | Split(c); | |
692 | } | |
693 | } else if (accepted[0]) { | |
a9e2aefa | 694 | fXInit[0]=xm[0][1]; |
695 | fYInit[0]=ym[0][0]; | |
696 | fXInit[1]=xm[1][0]; | |
697 | fYInit[1]=ym[1][0]; | |
698 | chi21=CombiDoubleMathiesonFit(c); | |
699 | // Int_t ndf = fgNbins[0]+fgNbins[1]-6; | |
700 | // Float_t prob = TMath::Prob(chi2,ndf); | |
701 | // prob2->Fill(prob); | |
702 | // chi2_2->Fill(chi21); | |
c4a97bcd | 703 | AliDebug(1,Form(" chi2 %f\n",chi21)); |
a9e2aefa | 704 | if (chi21<10) Split(c); |
705 | } else if (accepted[1]) { | |
706 | fXInit[0]=xm[1][1]; | |
707 | fYInit[0]=ym[1][0]; | |
708 | fXInit[1]=xm[0][0]; | |
709 | fYInit[1]=ym[0][0]; | |
710 | chi22=CombiDoubleMathiesonFit(c); | |
711 | // Int_t ndf = fgNbins[0]+fgNbins[1]-6; | |
712 | // Float_t prob = TMath::Prob(chi2,ndf); | |
713 | // prob2->Fill(prob); | |
714 | // chi2_2->Fill(chi22); | |
c4a97bcd | 715 | AliDebug(1,Form(" chi2 %f\n",chi22)); |
a9e2aefa | 716 | if (chi22<10) Split(c); |
717 | } | |
718 | ||
375c469b | 719 | if (chi21 > 10 && chi22 > 10 && chi23 > 10) { |
a9e2aefa | 720 | // We keep only the combination found (X->cathode 2, Y->cathode 1) |
721 | for (Int_t ico=0; ico<2; ico++) { | |
722 | if (accepted[ico]) { | |
723 | AliMUONRawCluster cnew; | |
724 | Int_t cath; | |
725 | for (cath=0; cath<2; cath++) { | |
ba12c242 | 726 | cnew.SetX(cath, Float_t(xm[ico][1])); |
727 | cnew.SetY(cath, Float_t(ym[ico][0])); | |
728 | cnew.SetZ(cath, fZPlane); | |
9e993f2a | 729 | cnew.SetMultiplicity(cath, c->GetMultiplicity(cath)); |
a9e2aefa | 730 | for (i=0; i<fMul[cath]; i++) { |
0164904a | 731 | cnew.SetIndex(i, cath, c->GetIndex(i, cath)); |
002920d1 | 732 | fSeg2[cath]->SetPad(fInput->DetElemId(), fIx[i][cath], fIy[i][cath]); |
fed772f3 | 733 | |
a9e2aefa | 734 | } |
c4a97bcd | 735 | AliDebug(1,Form("\nRawCluster %d cath %d\n",ico,cath)); |
736 | AliDebug(1,Form("mult_av %d\n",c->GetMultiplicity(cath))); | |
737 | ||
a9e2aefa | 738 | FillCluster(&cnew,cath); |
739 | } | |
9e993f2a | 740 | cnew.SetClusterType(cnew.PhysicsContribution()); |
a9e2aefa | 741 | AddRawCluster(cnew); |
742 | fNPeaks++; | |
743 | } | |
744 | } | |
745 | } | |
9825400f | 746 | |
a9e2aefa | 747 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
748 | // (3') One local maximum on cathode 1 and two maxima on cathode 2 | |
749 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ | |
750 | } else if (fNLocal[0]==1 && fNLocal[1]==2) { | |
a9e2aefa | 751 | Float_t xm[4][2], ym[4][2]; |
752 | Float_t dpx, dpy, dx, dy; | |
753 | Int_t ixm[4][2], iym[4][2]; | |
754 | Int_t isec, im1, ico; | |
755 | // | |
756 | // Form the 2x2 combinations | |
757 | // 0-0, 0-1, 1-0, 1-1 | |
758 | ico=0; | |
759 | for (im1=0; im1<2; im1++) { | |
9825400f | 760 | xm[ico][0]=fX[fIndLocal[0][0]][0]; |
761 | ym[ico][0]=fY[fIndLocal[0][0]][0]; | |
762 | xm[ico][1]=fX[fIndLocal[im1][1]][1]; | |
763 | ym[ico][1]=fY[fIndLocal[im1][1]][1]; | |
764 | ||
765 | ixm[ico][0]=fIx[fIndLocal[0][0]][0]; | |
766 | iym[ico][0]=fIy[fIndLocal[0][0]][0]; | |
767 | ixm[ico][1]=fIx[fIndLocal[im1][1]][1]; | |
768 | iym[ico][1]=fIy[fIndLocal[im1][1]][1]; | |
769 | ico++; | |
a9e2aefa | 770 | } |
771 | // ico = 0 : first local maximum on cathodes 1 and 2 | |
772 | // ico = 1 : first local maximum on cathode 1 and second on cathode 2 | |
773 | ||
774 | // Analyse the combinations and keep those that are possible ! | |
775 | // For each combination check consistency in x and y | |
776 | Int_t iacc; | |
777 | Bool_t accepted[4]; | |
778 | iacc=0; | |
05c39730 | 779 | // In case of staggering maxima are displaced by exactly half the pad-size in y. |
780 | // We have to take into account the numerical precision in the consistency check; | |
781 | Float_t eps = 1.e-5; | |
782 | ||
a9e2aefa | 783 | |
784 | for (ico=0; ico<2; ico++) { | |
785 | accepted[ico]=kFALSE; | |
002920d1 | 786 | isec=fSeg2[0]->Sector(fInput->DetElemId(), ixm[ico][0], iym[ico][0]); |
787 | dpx=fSeg2[0]->Dpx(fInput->DetElemId(), isec)/2.; | |
788 | ||
a9e2aefa | 789 | dx=TMath::Abs(xm[ico][0]-xm[ico][1]); |
002920d1 | 790 | isec=fSeg2[1]->Sector(fInput->DetElemId(), ixm[ico][1], iym[ico][1]); |
791 | dpy=fSeg2[1]->Dpy(fInput->DetElemId(), isec)/2.; | |
792 | ||
a9e2aefa | 793 | dy=TMath::Abs(ym[ico][0]-ym[ico][1]); |
c4a97bcd | 794 | AliDebug(1,Form("\n %i %f %f %f %f \n", ico, ym[ico][0], ym[ico][1], dy, dpy )); |
05c39730 | 795 | if ((dx <= dpx) && (dy <= dpy+eps)) { |
a9e2aefa | 796 | // consistent |
797 | accepted[ico]=kTRUE; | |
c4a97bcd | 798 | AliDebug(1,Form("ico %d\n",ico)); |
a9e2aefa | 799 | iacc++; |
800 | } else { | |
801 | // reject | |
802 | accepted[ico]=kFALSE; | |
803 | } | |
804 | } | |
805 | ||
806 | Float_t chi21 = 100; | |
807 | Float_t chi22 = 100; | |
05c39730 | 808 | Float_t chi23 = 100; |
809 | ||
810 | fQrInit[1]=Float_t(fQ[fIndLocal[0][1]][1])/ | |
811 | Float_t(fQ[fIndLocal[0][1]][1]+fQ[fIndLocal[1][1]][1]); | |
812 | ||
813 | fQrInit[0]=fQrInit[1]; | |
a9e2aefa | 814 | |
05c39730 | 815 | |
816 | if (accepted[0] && accepted[1]) { | |
817 | fXInit[0]=xm[0][1]; | |
818 | fYInit[0]=0.5*(ym[0][0]+ym[0][1]); | |
819 | fXInit[1]=xm[1][1]; | |
820 | fYInit[1]=0.5*(ym[0][0]+ym[1][1]); | |
821 | fQrInit[0]=0.5; | |
822 | fQrInit[1]=0.5; | |
823 | chi23=CombiDoubleMathiesonFit(c); | |
824 | if (chi23<10) { | |
825 | Split(c); | |
826 | Float_t yst; | |
827 | yst = fYFit[0]; | |
828 | fYFit[0] = fYFit[1]; | |
829 | fYFit[1] = yst; | |
830 | Split(c); | |
831 | } | |
832 | } else if (accepted[0]) { | |
a9e2aefa | 833 | fXInit[0]=xm[0][0]; |
834 | fYInit[0]=ym[0][1]; | |
835 | fXInit[1]=xm[1][1]; | |
836 | fYInit[1]=ym[1][1]; | |
837 | chi21=CombiDoubleMathiesonFit(c); | |
838 | // Int_t ndf = fgNbins[0]+fgNbins[1]-6; | |
839 | // Float_t prob = TMath::Prob(chi2,ndf); | |
840 | // prob2->Fill(prob); | |
841 | // chi2_2->Fill(chi21); | |
c4a97bcd | 842 | AliDebug(1,Form(" chi2 %f\n",chi21)); |
a9e2aefa | 843 | if (chi21<10) Split(c); |
844 | } else if (accepted[1]) { | |
845 | fXInit[0]=xm[1][0]; | |
846 | fYInit[0]=ym[1][1]; | |
847 | fXInit[1]=xm[0][1]; | |
848 | fYInit[1]=ym[0][1]; | |
849 | chi22=CombiDoubleMathiesonFit(c); | |
850 | // Int_t ndf = fgNbins[0]+fgNbins[1]-6; | |
851 | // Float_t prob = TMath::Prob(chi2,ndf); | |
852 | // prob2->Fill(prob); | |
853 | // chi2_2->Fill(chi22); | |
c4a97bcd | 854 | AliDebug(1,Form(" chi2 %f\n",chi22)); |
a9e2aefa | 855 | if (chi22<10) Split(c); |
856 | } | |
857 | ||
05c39730 | 858 | if (chi21 > 10 && chi22 > 10 && chi23 > 10) { |
a9e2aefa | 859 | //We keep only the combination found (X->cathode 2, Y->cathode 1) |
860 | for (Int_t ico=0; ico<2; ico++) { | |
861 | if (accepted[ico]) { | |
862 | AliMUONRawCluster cnew; | |
863 | Int_t cath; | |
864 | for (cath=0; cath<2; cath++) { | |
ba12c242 | 865 | cnew.SetX(cath, Float_t(xm[ico][1])); |
866 | cnew.SetY(cath, Float_t(ym[ico][0])); | |
867 | cnew.SetZ(cath, fZPlane); | |
9e993f2a | 868 | cnew.SetMultiplicity(cath, c->GetMultiplicity(cath)); |
a9e2aefa | 869 | for (i=0; i<fMul[cath]; i++) { |
002920d1 | 870 | cnew.SetIndex(i, cath, c->GetIndex(i, cath)); |
871 | fSeg2[cath]->SetPad(fInput->DetElemId(), fIx[i][cath], fIy[i][cath]); | |
a9e2aefa | 872 | } |
c4a97bcd | 873 | AliDebug(1,Form("\nRawCluster %d cath %d\n",ico,cath)); |
874 | AliDebug(1,Form("mult_av %d\n",c->GetMultiplicity(cath))); | |
a9e2aefa | 875 | FillCluster(&cnew,cath); |
876 | } | |
9e993f2a | 877 | cnew.SetClusterType(cnew.PhysicsContribution()); |
a9e2aefa | 878 | AddRawCluster(cnew); |
879 | fNPeaks++; | |
880 | } | |
881 | } | |
882 | } | |
883 | ||
884 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ | |
885 | // (4) At least three local maxima on cathode 1 or on cathode 2 | |
886 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ | |
887 | } else if (fNLocal[0]>2 || fNLocal[1]>2) { | |
a9e2aefa | 888 | Int_t param = fNLocal[0]*fNLocal[1]; |
f8ffca81 | 889 | Int_t ii; |
9825400f | 890 | |
39e6d319 | 891 | Float_t ** xm = new Float_t * [param]; |
892 | for (ii=0; ii<param; ii++) xm[ii]=new Float_t [2]; | |
893 | Float_t ** ym = new Float_t * [param]; | |
894 | for (ii=0; ii<param; ii++) ym[ii]=new Float_t [2]; | |
895 | Int_t ** ixm = new Int_t * [param]; | |
896 | for (ii=0; ii<param; ii++) ixm[ii]=new Int_t [2]; | |
897 | Int_t ** iym = new Int_t * [param]; | |
898 | for (ii=0; ii<param; ii++) iym[ii]=new Int_t [2]; | |
f8ffca81 | 899 | |
a9e2aefa | 900 | Int_t isec, ico; |
901 | Float_t dpx, dpy, dx, dy; | |
902 | ||
903 | ico=0; | |
904 | for (Int_t im1=0; im1<fNLocal[0]; im1++) { | |
905 | for (Int_t im2=0; im2<fNLocal[1]; im2++) { | |
906 | xm[ico][0]=fX[fIndLocal[im1][0]][0]; | |
907 | ym[ico][0]=fY[fIndLocal[im1][0]][0]; | |
908 | xm[ico][1]=fX[fIndLocal[im2][1]][1]; | |
909 | ym[ico][1]=fY[fIndLocal[im2][1]][1]; | |
910 | ||
911 | ixm[ico][0]=fIx[fIndLocal[im1][0]][0]; | |
912 | iym[ico][0]=fIy[fIndLocal[im1][0]][0]; | |
913 | ixm[ico][1]=fIx[fIndLocal[im2][1]][1]; | |
914 | iym[ico][1]=fIy[fIndLocal[im2][1]][1]; | |
915 | ico++; | |
916 | } | |
917 | } | |
9825400f | 918 | |
a9e2aefa | 919 | Int_t nIco = ico; |
c4a97bcd | 920 | AliDebug(1,Form("nIco %d\n",nIco)); |
a9e2aefa | 921 | for (ico=0; ico<nIco; ico++) { |
c4a97bcd | 922 | AliDebug(1,Form("ico = %d\n",ico)); |
002920d1 | 923 | isec=fSeg2[0]->Sector(fInput->DetElemId(), ixm[ico][0], iym[ico][0]); |
924 | dpx=fSeg2[0]->Dpx(fInput->DetElemId(), isec)/2.; | |
925 | ||
a9e2aefa | 926 | dx=TMath::Abs(xm[ico][0]-xm[ico][1]); |
002920d1 | 927 | isec=fSeg2[1]->Sector(fInput->DetElemId(), ixm[ico][1], iym[ico][1]); |
928 | dpy=fSeg2[1]->Dpy(fInput->DetElemId(), isec)/2.; | |
929 | ||
a9e2aefa | 930 | dy=TMath::Abs(ym[ico][0]-ym[ico][1]); |
c4a97bcd | 931 | AliDebug(1,Form("dx %f dpx %f dy %f dpy %f\n",dx,dpx,dy,dpy)); |
932 | AliDebug(1,Form(" X %f Y %f\n",xm[ico][1],ym[ico][0])); | |
a9e2aefa | 933 | if ((dx <= dpx) && (dy <= dpy)) { |
c4a97bcd | 934 | AliDebug(1,"ok\n"); |
a9e2aefa | 935 | Int_t cath; |
936 | AliMUONRawCluster cnew; | |
937 | for (cath=0; cath<2; cath++) { | |
ba12c242 | 938 | cnew.SetX(cath, Float_t(xm[ico][1])); |
939 | cnew.SetY(cath, Float_t(ym[ico][0])); | |
940 | cnew.SetZ(cath, fZPlane); | |
9e993f2a | 941 | cnew.SetMultiplicity(cath, c->GetMultiplicity(cath)); |
a9e2aefa | 942 | for (i=0; i<fMul[cath]; i++) { |
0164904a | 943 | cnew.SetIndex(i, cath, c->GetIndex(i, cath)); |
002920d1 | 944 | fSeg2[cath]->SetPad(fInput->DetElemId(), fIx[i][cath], fIy[i][cath]); |
a9e2aefa | 945 | } |
946 | FillCluster(&cnew,cath); | |
947 | } | |
9e993f2a | 948 | cnew.SetClusterType(cnew.PhysicsContribution()); |
6570c14d | 949 | // cnew.SetDetElemId(fInput->DetElemId()); |
a9e2aefa | 950 | AddRawCluster(cnew); |
951 | fNPeaks++; | |
952 | } | |
953 | } | |
f8ffca81 | 954 | delete [] xm; |
955 | delete [] ym; | |
956 | delete [] ixm; | |
957 | delete [] iym; | |
a9e2aefa | 958 | } |
959 | } | |
960 | ||
e3cba86e | 961 | void AliMUONClusterFinderVS::FindLocalMaxima(AliMUONRawCluster* /*c*/) |
a9e2aefa | 962 | { |
d19b6003 | 963 | /// Find all local maxima of a cluster |
c4a97bcd | 964 | AliDebug(1,"\n Find Local maxima !"); |
f0d86bc4 | 965 | |
a9e2aefa | 966 | AliMUONDigit* digt; |
967 | ||
968 | Int_t cath, cath1; // loops over cathodes | |
969 | Int_t i; // loops over digits | |
970 | Int_t j; // loops over cathodes | |
971 | // | |
972 | // Find local maxima | |
973 | // | |
974 | // counters for number of local maxima | |
975 | fNLocal[0]=fNLocal[1]=0; | |
976 | // flags digits as local maximum | |
977 | Bool_t isLocal[100][2]; | |
978 | for (i=0; i<100;i++) { | |
979 | isLocal[i][0]=isLocal[i][1]=kFALSE; | |
980 | } | |
981 | // number of next neighbours and arrays to store them | |
982 | Int_t nn; | |
30aaba74 | 983 | Int_t x[10], y[10]; |
f7db2071 | 984 | // loop over cathodes |
a9e2aefa | 985 | for (cath=0; cath<2; cath++) { |
f7db2071 | 986 | // loop over cluster digits |
987 | for (i=0; i<fMul[cath]; i++) { | |
988 | // get neighbours for that digit and assume that it is local maximum | |
989 | Int_t isec; | |
990 | Float_t a0; | |
fed772f3 | 991 | |
002920d1 | 992 | fSeg2[cath]->Neighbours(fInput->DetElemId(), fIx[i][cath], fIy[i][cath], &nn, x, y); |
f7db2071 | 993 | |
994 | isLocal[i][cath]=kTRUE; | |
002920d1 | 995 | isec = fSeg2[cath]->Sector(fInput->DetElemId(), fIx[i][cath], fIy[i][cath]); |
996 | a0 = fSeg2[cath]->Dpx(fInput->DetElemId(), isec)*fSeg2[cath]->Dpy(fInput->DetElemId(), isec); | |
997 | ||
f7db2071 | 998 | // loop over next neighbours, if at least one neighbour has higher charger assumption |
999 | // digit is not local maximum | |
1000 | for (j=0; j<nn; j++) { | |
5289cf2f | 1001 | if (fDigitMap[cath]->TestHit(x[j], y[j])==kEmpty) continue; |
1002 | digt=(AliMUONDigit*) fDigitMap[cath]->GetHit(x[j], y[j]); | |
f7db2071 | 1003 | Float_t a1; |
002920d1 | 1004 | isec=fSeg2[cath]->Sector(fInput->DetElemId(), x[j], y[j]); |
1005 | a1 = fSeg2[cath]->Dpx(fInput->DetElemId(),isec)*fSeg2[cath]->Dpy(fInput->DetElemId(), isec); | |
1006 | ||
f7db2071 | 1007 | if (digt->Signal()/a1 > fQ[i][cath]/a0) { |
1008 | isLocal[i][cath]=kFALSE; | |
1009 | break; | |
1010 | // | |
1011 | // handle special case of neighbouring pads with equal signal | |
1012 | } else if (digt->Signal() == fQ[i][cath]) { | |
1013 | if (fNLocal[cath]>0) { | |
1014 | for (Int_t k=0; k<fNLocal[cath]; k++) { | |
1015 | if (x[j]==fIx[fIndLocal[k][cath]][cath] | |
1016 | && y[j]==fIy[fIndLocal[k][cath]][cath]) | |
1017 | { | |
a9e2aefa | 1018 | isLocal[i][cath]=kFALSE; |
f7db2071 | 1019 | } |
1020 | } // loop over local maxima | |
1021 | } // are there already local maxima | |
1022 | } // same charge ? | |
1023 | } // loop over next neighbours | |
1024 | if (isLocal[i][cath]) { | |
1025 | fIndLocal[fNLocal[cath]][cath]=i; | |
1026 | fNLocal[cath]++; | |
1027 | } | |
1028 | } // loop over all digits | |
a9e2aefa | 1029 | } // loop over cathodes |
07cfabcf | 1030 | |
c4a97bcd | 1031 | AliDebug(1,Form("\n Found %d %d %d %d local Maxima\n", |
1032 | fNLocal[0], fNLocal[1], fMul[0], fMul[1])); | |
1033 | AliDebug(1,Form("\n Cathode 1 local Maxima %d Multiplicite %d\n",fNLocal[0], fMul[0])); | |
1034 | AliDebug(1,Form(" Cathode 2 local Maxima %d Multiplicite %d\n",fNLocal[1], fMul[1])); | |
a9e2aefa | 1035 | Int_t ix, iy, isec; |
1036 | Float_t dpx, dpy; | |
1037 | ||
1038 | ||
1039 | if (fNLocal[1]==2 && (fNLocal[0]==1 || fNLocal[0]==0)) { | |
1040 | Int_t iback=fNLocal[0]; | |
1041 | ||
1042 | // Two local maxima on cathode 2 and one maximum on cathode 1 | |
1043 | // Look for local maxima considering up and down neighbours on the 1st cathode only | |
1044 | // | |
1045 | // Loop over cluster digits | |
1046 | cath=0; | |
1047 | cath1=1; | |
1048 | ||
1049 | for (i=0; i<fMul[cath]; i++) { | |
002920d1 | 1050 | isec=fSeg2[cath]->Sector(fInput->DetElemId(), fIx[i][cath],fIy[i][cath]); |
1051 | dpy=fSeg2[cath]->Dpy(fInput->DetElemId(), isec); | |
1052 | dpx=fSeg2[cath]->Dpx(fInput->DetElemId(), isec); | |
1053 | ||
a9e2aefa | 1054 | if (isLocal[i][cath]) continue; |
1055 | // Pad position should be consistent with position of local maxima on the opposite cathode | |
1056 | if ((TMath::Abs(fX[i][cath]-fX[fIndLocal[0][cath1]][cath1]) > dpx/2.) && | |
1057 | (TMath::Abs(fX[i][cath]-fX[fIndLocal[1][cath1]][cath1]) > dpx/2.)) | |
1058 | continue; | |
1059 | ||
1060 | // get neighbours for that digit and assume that it is local maximum | |
1061 | isLocal[i][cath]=kTRUE; | |
1062 | // compare signal to that on the two neighbours on the left and on the right | |
a9e2aefa | 1063 | // iNN counts the number of neighbours with signal, it should be 1 or 2 |
1064 | Int_t iNN=0; | |
fed772f3 | 1065 | |
f0d86bc4 | 1066 | |
002920d1 | 1067 | for (fSeg2[cath]->FirstPad(fInput->DetElemId(), fX[i][cath], fY[i][cath], fZPlane, 0., dpy); |
fed772f3 | 1068 | fSeg2[cath]->MorePads(fInput->DetElemId()); |
1069 | fSeg2[cath]->NextPad(fInput->DetElemId())) | |
1070 | { | |
1071 | ix = fSeg2[cath]->Ix(); | |
1072 | iy = fSeg2[cath]->Iy(); | |
1073 | // skip the current pad | |
1074 | if (iy == fIy[i][cath]) continue; | |
f0d86bc4 | 1075 | |
5289cf2f | 1076 | if (fDigitMap[cath]->TestHit(ix, iy)!=kEmpty) { |
f0d86bc4 | 1077 | iNN++; |
5289cf2f | 1078 | digt=(AliMUONDigit*) fDigitMap[cath]->GetHit(ix,iy); |
08a636a8 | 1079 | if (digt->Signal() > fQ[i][cath]) isLocal[i][cath]=kFALSE; |
fed772f3 | 1080 | } |
1081 | } // Loop over pad neighbours in y | |
002920d1 | 1082 | |
a9e2aefa | 1083 | if (isLocal[i][cath] && iNN>0) { |
1084 | fIndLocal[fNLocal[cath]][cath]=i; | |
1085 | fNLocal[cath]++; | |
1086 | } | |
1087 | } // loop over all digits | |
1088 | // if one additional maximum has been found we are happy | |
1089 | // if more maxima have been found restore the previous situation | |
c4a97bcd | 1090 | AliDebug(1,Form("\n New search gives %d local maxima for cathode 1 \n", |
1091 | fNLocal[0])); | |
1092 | AliDebug(1,Form(" %d local maxima for cathode 2 \n", | |
1093 | fNLocal[1])); | |
a9e2aefa | 1094 | if (fNLocal[cath]>2) { |
1095 | fNLocal[cath]=iback; | |
1096 | } | |
1097 | ||
1098 | } // 1,2 local maxima | |
1099 | ||
1100 | if (fNLocal[0]==2 && (fNLocal[1]==1 || fNLocal[1]==0)) { | |
1101 | Int_t iback=fNLocal[1]; | |
1102 | ||
1103 | // Two local maxima on cathode 1 and one maximum on cathode 2 | |
1104 | // Look for local maxima considering left and right neighbours on the 2nd cathode only | |
1105 | cath=1; | |
05c39730 | 1106 | Int_t cath1 = 0; |
1107 | Float_t eps = 1.e-5; | |
1108 | ||
a9e2aefa | 1109 | // |
1110 | // Loop over cluster digits | |
1111 | for (i=0; i<fMul[cath]; i++) { | |
fed772f3 | 1112 | isec=fSeg2[cath]->Sector(fInput->DetElemId(), fIx[i][cath],fIy[i][cath]); |
1113 | dpx=fSeg2[cath]->Dpx(fInput->DetElemId(), isec); | |
1114 | dpy=fSeg2[cath]->Dpy(fInput->DetElemId(), isec); | |
002920d1 | 1115 | |
fed772f3 | 1116 | |
a9e2aefa | 1117 | if (isLocal[i][cath]) continue; |
1118 | // Pad position should be consistent with position of local maxima on the opposite cathode | |
05c39730 | 1119 | if ((TMath::Abs(fY[i][cath]-fY[fIndLocal[0][cath1]][cath1]) > dpy/2.+eps) && |
1120 | (TMath::Abs(fY[i][cath]-fY[fIndLocal[1][cath1]][cath1]) > dpy/2.+eps)) | |
a9e2aefa | 1121 | continue; |
05c39730 | 1122 | |
a9e2aefa | 1123 | // |
1124 | // get neighbours for that digit and assume that it is local maximum | |
1125 | isLocal[i][cath]=kTRUE; | |
1126 | // compare signal to that on the two neighbours on the left and on the right | |
f0d86bc4 | 1127 | |
a9e2aefa | 1128 | // iNN counts the number of neighbours with signal, it should be 1 or 2 |
1129 | Int_t iNN=0; | |
002920d1 | 1130 | for (fSeg2[cath]->FirstPad(fInput->DetElemId(), fX[i][cath], fY[i][cath], fZPlane, dpx, 0.); |
fed772f3 | 1131 | fSeg2[cath]->MorePads(fInput->DetElemId()); |
1132 | fSeg2[cath]->NextPad(fInput->DetElemId())) | |
1133 | { | |
1134 | ||
1135 | ix = fSeg2[cath]->Ix(); | |
1136 | iy = fSeg2[cath]->Iy(); | |
1137 | ||
1138 | // skip the current pad | |
1139 | if (ix == fIx[i][cath]) continue; | |
1140 | ||
5289cf2f | 1141 | if (fDigitMap[cath]->TestHit(ix, iy)!=kEmpty) { |
fed772f3 | 1142 | iNN++; |
5289cf2f | 1143 | digt=(AliMUONDigit*) fDigitMap[cath]->GetHit(ix,iy); |
fed772f3 | 1144 | if (digt->Signal() > fQ[i][cath]) isLocal[i][cath]=kFALSE; |
1145 | } | |
1146 | } // Loop over pad neighbours in x | |
002920d1 | 1147 | |
a9e2aefa | 1148 | if (isLocal[i][cath] && iNN>0) { |
1149 | fIndLocal[fNLocal[cath]][cath]=i; | |
1150 | fNLocal[cath]++; | |
1151 | } | |
1152 | } // loop over all digits | |
1153 | // if one additional maximum has been found we are happy | |
1154 | // if more maxima have been found restore the previous situation | |
c4a97bcd | 1155 | AliDebug(1,Form("\n New search gives %d local maxima for cathode 1 \n",fNLocal[0])); |
1156 | AliDebug(1,Form("\n %d local maxima for cathode 2 \n",fNLocal[1])); | |
1157 | AliDebug(1,Form("\n New search gives %d %d \n",fNLocal[0],fNLocal[1])); | |
a9e2aefa | 1158 | if (fNLocal[cath]>2) { |
1159 | fNLocal[cath]=iback; | |
1160 | } | |
a9e2aefa | 1161 | } // 2,1 local maxima |
1162 | } | |
1163 | ||
1164 | ||
1165 | void AliMUONClusterFinderVS::FillCluster(AliMUONRawCluster* c, Int_t flag, Int_t cath) | |
1166 | { | |
d19b6003 | 1167 | /// Completes cluster information starting from list of digits |
1168 | ||
b137f8b9 | 1169 | AliMUONDigit* dig; |
1170 | Float_t x, y, z; | |
1171 | Int_t ix, iy; | |
1172 | ||
1173 | if (cath==1) { | |
1174 | c->SetPeakSignal(cath,c->GetPeakSignal(0)); | |
1175 | } else { | |
1176 | c->SetPeakSignal(cath,0); | |
1177 | } | |
1178 | ||
1179 | ||
1180 | if (flag) { | |
1181 | c->SetX(cath,0.); | |
1182 | c->SetY(cath,0.); | |
1183 | c->SetCharge(cath,0); | |
1184 | } | |
1185 | ||
1186 | AliDebug(1,Form("\n fPeakSignal %d\n",c->GetPeakSignal(cath))); | |
1187 | for (Int_t i=0; i<c->GetMultiplicity(cath); i++) | |
a9e2aefa | 1188 | { |
b137f8b9 | 1189 | dig= fInput->Digit(cath,c->GetIndex(i,cath)); |
1190 | ix=dig->PadX()+c->GetOffset(i,cath); | |
1191 | iy=dig->PadY(); | |
45dd3605 | 1192 | Float_t q=dig->Signal(); |
1193 | if (!flag) q *= c->GetContrib(i,cath); | |
b137f8b9 | 1194 | // fprintf(stderr,"q %d c->fPeakSignal[ %d ] %d\n",q,cath,c->fPeakSignal[cath]); |
1195 | if (dig->Physics() >= dig->Signal()) { | |
1196 | c->SetPhysics(i,2); | |
1197 | } else if (dig->Physics() == 0) { | |
1198 | c->SetPhysics(i,0); | |
1199 | } else c->SetPhysics(i,1); | |
1200 | // | |
1201 | // | |
1202 | AliDebug(2,Form("q %d c->fPeakSignal[cath] %d\n",q,c->GetPeakSignal(cath))); | |
1203 | // peak signal and track list | |
1204 | if (q>c->GetPeakSignal(cath)) { | |
1205 | c->SetPeakSignal(cath, q); | |
1206 | c->SetTrack(0,dig->Hit()); | |
1207 | c->SetTrack(1,dig->Track(0)); | |
1208 | c->SetTrack(2,dig->Track(1)); | |
1209 | // fprintf(stderr," c->fTracks[0] %d c->fTracks[1] %d\n",dig->fHit,dig->fTracks[0]); | |
1210 | } | |
1211 | // | |
1212 | if (flag) { | |
002920d1 | 1213 | fSeg2[cath]->GetPadC(fInput->DetElemId(), ix, iy, x, y, z); |
a9e2aefa | 1214 | |
b137f8b9 | 1215 | c->AddX(cath, q*x); |
1216 | c->AddY(cath, q*y); | |
1217 | c->AddCharge(cath, q); | |
1218 | } | |
1219 | } // loop over digits | |
1220 | AliDebug(1," fin du cluster c\n"); | |
1221 | ||
1222 | ||
1223 | if (flag) { | |
1224 | c->SetX(cath, c->GetX(cath)/c->GetCharge(cath)); | |
1225 | // Force on anod | |
002920d1 | 1226 | c->SetX(cath, fSeg2[cath]->GetAnod(fInput->DetElemId(), c->GetX(cath))); |
b137f8b9 | 1227 | c->SetY(cath, c->GetY(cath)/c->GetCharge(cath)); |
1228 | // | |
1229 | // apply correction to the coordinate along the anode wire | |
1230 | // | |
1231 | x=c->GetX(cath); | |
1232 | y=c->GetY(cath); | |
1233 | TF1* cogCorr; | |
1234 | Int_t isec; | |
002920d1 | 1235 | fSeg2[cath]->GetPadI(fInput->DetElemId(), x, y, fZPlane, ix, iy); |
1236 | fSeg2[cath]->GetPadC(fInput->DetElemId(), ix, iy, x, y, z); | |
1237 | isec=fSeg2[cath]->Sector(fInput->DetElemId(), ix,iy); | |
1238 | cogCorr = fSeg2[cath]->CorrFunc(fInput->DetElemId(), isec-1); | |
1239 | ||
b137f8b9 | 1240 | |
1241 | if (cogCorr) { | |
1242 | Float_t yOnPad; | |
002920d1 | 1243 | yOnPad=(c->GetY(cath)-y)/fSeg2[cath]->Dpy(fInput->DetElemId(), isec); |
b137f8b9 | 1244 | |
1245 | c->SetY(cath, c->GetY(cath)-cogCorr->Eval(yOnPad, 0, 0)); | |
1246 | // slat ID from digit | |
1247 | ||
a9e2aefa | 1248 | } |
b137f8b9 | 1249 | } |
a9e2aefa | 1250 | } |
1251 | ||
1252 | void AliMUONClusterFinderVS::FillCluster(AliMUONRawCluster* c, Int_t cath) | |
1253 | { | |
d19b6003 | 1254 | /// Completes cluster information starting from list of digits |
1255 | ||
b137f8b9 | 1256 | static Float_t dr0; |
1257 | ||
1258 | AliMUONDigit* dig; | |
1259 | ||
1260 | if (cath==0) { | |
1261 | dr0 = 10000; | |
1262 | } | |
1263 | ||
1264 | Float_t xpad, ypad, zpad; | |
1265 | Float_t dx, dy, dr; | |
1266 | ||
1267 | for (Int_t i=0; i<c->GetMultiplicity(cath); i++) | |
a9e2aefa | 1268 | { |
b137f8b9 | 1269 | dig = fInput->Digit(cath,c->GetIndex(i,cath)); |
002920d1 | 1270 | fSeg2[cath]-> |
b137f8b9 | 1271 | GetPadC(fInput->DetElemId(),dig->PadX(),dig->PadY(),xpad,ypad, zpad); |
1272 | AliDebug(1,Form("x %f y %f cx %f cy %f\n",xpad,ypad,c->GetX(0),c->GetY(0))); | |
1273 | dx = xpad - c->GetX(0); | |
1274 | dy = ypad - c->GetY(0); | |
1275 | dr = TMath::Sqrt(dx*dx+dy*dy); | |
1276 | ||
1277 | if (dr < dr0) { | |
1278 | dr0 = dr; | |
1279 | AliDebug(1,Form(" dr %f\n",dr)); | |
45dd3605 | 1280 | Float_t q=dig->Signal(); |
b137f8b9 | 1281 | if (dig->Physics() >= dig->Signal()) { |
1282 | c->SetPhysics(i,2); | |
1283 | } else if (dig->Physics() == 0) { | |
1284 | c->SetPhysics(i,0); | |
1285 | } else c->SetPhysics(i,1); | |
1286 | c->SetPeakSignal(cath,q); | |
1287 | c->SetTrack(0,dig->Hit()); | |
1288 | c->SetTrack(1,dig->Track(0)); | |
1289 | c->SetTrack(2,dig->Track(1)); | |
1290 | ||
1291 | AliDebug(1,Form(" c->fTracks[0] %d c->fTracks[1] %d\n",dig->Hit(), | |
1292 | dig->Track(0))); | |
1293 | } | |
1294 | // | |
a9e2aefa | 1295 | } // loop over digits |
b137f8b9 | 1296 | |
1297 | // apply correction to the coordinate along the anode wire | |
1298 | // Force on anod | |
b137f8b9 | 1299 | c->SetX(cath,fSeg2[cath]->GetAnod(fInput->DetElemId(), c->GetX(cath))); |
a9e2aefa | 1300 | } |
1301 | ||
d19b6003 | 1302 | void AliMUONClusterFinderVS::FindCluster(Int_t i, Int_t j, Int_t cath, AliMUONRawCluster &c) |
1303 | { | |
1304 | /// Find a super cluster on both cathodes | |
1305 | /// Add i,j as element of the cluster | |
f0d86bc4 | 1306 | |
5289cf2f | 1307 | Int_t idx = fDigitMap[cath]->GetHitIndex(i,j); |
1308 | AliMUONDigit* dig = (AliMUONDigit*) fDigitMap[cath]->GetHit(i,j); | |
45dd3605 | 1309 | Float_t q=dig->Signal(); |
08a636a8 | 1310 | Int_t theX=dig->PadX(); |
1311 | Int_t theY=dig->PadY(); | |
f0d86bc4 | 1312 | |
9e993f2a | 1313 | if (q > TMath::Abs(c.GetPeakSignal(0)) && q > TMath::Abs(c.GetPeakSignal(1))) { |
1314 | c.SetPeakSignal(cath,q); | |
1315 | c.SetTrack(0,dig->Hit()); | |
1316 | c.SetTrack(1,dig->Track(0)); | |
1317 | c.SetTrack(2,dig->Track(1)); | |
a9e2aefa | 1318 | } |
1319 | ||
1320 | // | |
1321 | // Make sure that list of digits is ordered | |
1322 | // | |
9e993f2a | 1323 | Int_t mu=c.GetMultiplicity(cath); |
0164904a | 1324 | c.SetIndex(mu, cath, idx); |
a9e2aefa | 1325 | |
08a636a8 | 1326 | if (dig->Physics() >= dig->Signal()) { |
0164904a | 1327 | c.SetPhysics(mu,2); |
08a636a8 | 1328 | } else if (dig->Physics() == 0) { |
0164904a | 1329 | c.SetPhysics(mu,0); |
1330 | } else c.SetPhysics(mu,1); | |
f0d86bc4 | 1331 | |
1332 | ||
a9e2aefa | 1333 | if (mu > 0) { |
f0d86bc4 | 1334 | for (Int_t ind = mu-1; ind >= 0; ind--) { |
0164904a | 1335 | Int_t ist=c.GetIndex(ind,cath); |
45dd3605 | 1336 | Float_t ql=fInput->Digit(cath, ist)->Signal(); |
08a636a8 | 1337 | Int_t ix=fInput->Digit(cath, ist)->PadX(); |
1338 | Int_t iy=fInput->Digit(cath, ist)->PadY(); | |
f0d86bc4 | 1339 | |
a9e2aefa | 1340 | if (q>ql || (q==ql && theX > ix && theY < iy)) { |
0164904a | 1341 | c.SetIndex(ind, cath, idx); |
1342 | c.SetIndex(ind+1, cath, ist); | |
a9e2aefa | 1343 | } else { |
f0d86bc4 | 1344 | |
a9e2aefa | 1345 | break; |
1346 | } | |
1347 | } | |
1348 | } | |
f0d86bc4 | 1349 | |
9e993f2a | 1350 | c.SetMultiplicity(cath, c.GetMultiplicity(cath)+1); |
1351 | if (c.GetMultiplicity(cath) >= 50 ) { | |
c4a97bcd | 1352 | AliDebug(1,Form("FindCluster - multiplicity >50 %d \n",c.GetMultiplicity(0))); |
9e993f2a | 1353 | c.SetMultiplicity(cath, 49); |
a9e2aefa | 1354 | } |
1355 | ||
1356 | // Prepare center of gravity calculation | |
802a864d | 1357 | Float_t x, y, z; |
002920d1 | 1358 | fSeg2[cath]->GetPadC(fInput->DetElemId(), i, j, x, y, z); |
ba12c242 | 1359 | c.AddX(cath,q*x); |
1360 | c.AddY(cath,q*y); | |
1361 | c.AddCharge(cath,q); | |
f0d86bc4 | 1362 | // |
1363 | // Flag hit as "taken" | |
5289cf2f | 1364 | fDigitMap[cath]->FlagHit(i,j); |
a9e2aefa | 1365 | // |
1366 | // Now look recursively for all neighbours and pad hit on opposite cathode | |
1367 | // | |
1368 | // Loop over neighbours | |
1369 | Int_t ix,iy; | |
f0d86bc4 | 1370 | ix=iy=0; |
a9e2aefa | 1371 | Int_t nn; |
30aaba74 | 1372 | Int_t xList[10], yList[10]; |
002920d1 | 1373 | fSeg2[cath]->Neighbours(fInput->DetElemId(), i,j,&nn,xList,yList); |
a9e2aefa | 1374 | for (Int_t in=0; in<nn; in++) { |
1375 | ix=xList[in]; | |
1376 | iy=yList[in]; | |
f0d86bc4 | 1377 | |
5289cf2f | 1378 | if (fDigitMap[cath]->TestHit(ix,iy)==kUnused) { |
c4a97bcd | 1379 | AliDebug(2,Form("\n Neighbours %d %d %d", cath, ix, iy)); |
f0d86bc4 | 1380 | FindCluster(ix, iy, cath, c); |
1381 | } | |
1382 | ||
1383 | } | |
1384 | Int_t nOpp=0; | |
1385 | Int_t iXopp[50], iYopp[50]; | |
1386 | ||
a9e2aefa | 1387 | // Neighbours on opposite cathode |
1388 | // Take into account that several pads can overlap with the present pad | |
fed772f3 | 1389 | Int_t isec; |
002920d1 | 1390 | isec=fSeg2[cath]->Sector(fInput->DetElemId(), i,j); |
fed772f3 | 1391 | |
a9e2aefa | 1392 | Int_t iop; |
f0d86bc4 | 1393 | Float_t dx, dy; |
002920d1 | 1394 | |
1395 | if (cath==0) { | |
1396 | iop = 1; | |
1397 | dx = (fSeg2[cath]->Dpx(fInput->DetElemId(), isec))/2.; | |
1398 | dy = 0.; | |
fed772f3 | 1399 | } else { |
002920d1 | 1400 | iop = 0; |
1401 | dx = 0.; | |
1402 | dy = (fSeg2[cath]->Dpy(fInput->DetElemId(), isec))/2; | |
1403 | } | |
fed772f3 | 1404 | |
1405 | ||
1406 | ||
002920d1 | 1407 | // loop over pad neighbours on opposite cathode |
1408 | for (fSeg2[iop]->FirstPad(fInput->DetElemId(), x, y, fZPlane, dx, dy); | |
1409 | fSeg2[iop]->MorePads(fInput->DetElemId()); | |
1410 | fSeg2[iop]->NextPad(fInput->DetElemId())) | |
1411 | { | |
fed772f3 | 1412 | |
002920d1 | 1413 | ix = fSeg2[iop]->Ix(); iy = fSeg2[iop]->Iy(); |
1414 | AliDebug(2,Form("\n ix, iy: %f %f %f %d %d %d", x,y,z,ix, iy, fSector)); | |
5289cf2f | 1415 | if (fDigitMap[iop]->TestHit(ix,iy)==kUnused){ |
002920d1 | 1416 | iXopp[nOpp]=ix; |
1417 | iYopp[nOpp++]=iy; | |
1418 | AliDebug(2,Form("\n Opposite %d %d %d", iop, ix, iy)); | |
1419 | } | |
fed772f3 | 1420 | |
002920d1 | 1421 | } // Loop over pad neighbours |
1422 | // This had to go outside the loop since recursive calls inside the iterator are not possible | |
1423 | // | |
1424 | Int_t jopp; | |
1425 | for (jopp=0; jopp<nOpp; jopp++) { | |
5289cf2f | 1426 | if (fDigitMap[iop]->TestHit(iXopp[jopp],iYopp[jopp]) == kUnused) |
002920d1 | 1427 | FindCluster(iXopp[jopp], iYopp[jopp], iop, c); |
a9e2aefa | 1428 | } |
002920d1 | 1429 | |
a9e2aefa | 1430 | } |
1431 | ||
1432 | //_____________________________________________________________________________ | |
1433 | ||
1434 | void AliMUONClusterFinderVS::FindRawClusters() | |
1435 | { | |
d19b6003 | 1436 | /// MUON cluster finder from digits -- finds neighbours on both cathodes and |
1437 | /// fills the tree with raw clusters | |
a9e2aefa | 1438 | |
4da78c65 | 1439 | ResetRawClusters(); |
f0d86bc4 | 1440 | // Return if no input datad available |
30aaba74 | 1441 | if (!fInput->NDigits(0) && !fInput->NDigits(1)) return; |
a9e2aefa | 1442 | |
002920d1 | 1443 | fSeg2[0] = fInput->Segmentation2(0); |
1444 | fSeg2[1] = fInput->Segmentation2(1); | |
1445 | ||
759dd6be | 1446 | Int_t detElemId = fInput->DetElemId(); |
5289cf2f | 1447 | |
759dd6be | 1448 | Int_t npx0 = fSeg2[0]->Npx(detElemId)+1; |
1449 | Int_t npy0 = fSeg2[0]->Npy(detElemId)+1; | |
1450 | fDigitMap[0] = new AliMUONDigitMapA1(detElemId, npx0, npy0); | |
1451 | ||
1452 | Int_t npx1 = fSeg2[0]->Npx(detElemId)+1; | |
1453 | Int_t npy1 = fSeg2[0]->Npy(detElemId)+1; | |
1454 | fDigitMap[1] = new AliMUONDigitMapA1(detElemId, npx1, npy1); | |
002920d1 | 1455 | |
a9e2aefa | 1456 | AliMUONDigit *dig; |
1457 | ||
1458 | Int_t ndig, cath; | |
1459 | Int_t nskip=0; | |
1460 | Int_t ncls=0; | |
5289cf2f | 1461 | |
1462 | fDigitMap[0]->FillHits(fInput->Digits(0)); | |
1463 | fDigitMap[1]->FillHits(fInput->Digits(1)); | |
a9e2aefa | 1464 | // |
1465 | // Outer Loop over Cathodes | |
5289cf2f | 1466 | for (cath = 0; cath < 2; cath++) { |
b137f8b9 | 1467 | |
30aaba74 | 1468 | for (ndig=0; ndig<fInput->NDigits(cath); ndig++) { |
b137f8b9 | 1469 | dig = fInput->Digit(cath, ndig); |
1470 | Int_t padx = dig->PadX(); | |
1471 | Int_t pady = dig->PadY(); | |
5289cf2f | 1472 | if (fDigitMap[cath]->TestHit(padx,pady)==kUsed ||fDigitMap[0]->TestHit(padx,pady)==kEmpty) { |
b137f8b9 | 1473 | nskip++; |
1474 | continue; | |
1475 | } | |
1476 | AliDebug(1,Form("\n CATHODE %d CLUSTER %d\n",cath,ncls)); | |
1477 | AliMUONRawCluster clus; | |
1478 | clus.SetMultiplicity(0, 0); | |
1479 | clus.SetMultiplicity(1, 0); | |
1480 | clus.SetPeakSignal(cath,dig->Signal()); | |
1481 | clus.SetTrack(0, dig->Hit()); | |
1482 | clus.SetTrack(1, dig->Track(0)); | |
1483 | clus.SetTrack(2, dig->Track(1)); | |
1484 | ||
1485 | AliDebug(1,Form("idDE %d Padx %d Pady %d", fInput->DetElemId(), padx, pady)); | |
1486 | ||
1487 | // tag the beginning of cluster list in a raw cluster | |
1488 | clus.SetNcluster(0,-1); | |
1489 | Float_t xcu, ycu; | |
002920d1 | 1490 | fSeg2[cath]->GetPadC(fInput->DetElemId(), padx, pady, xcu, ycu, fZPlane); |
1491 | fSector= fSeg2[cath]->Sector(fInput->DetElemId(), padx, pady)/100; | |
1492 | ||
b137f8b9 | 1493 | |
1494 | ||
1495 | ||
1496 | FindCluster(padx,pady,cath,clus); | |
1497 | //^^^^^^^^^^^^^^^^^^^^^^^^ | |
1498 | // center of gravity | |
1499 | if (clus.GetX(0)!=0.) clus.SetX(0, clus.GetX(0)/clus.GetCharge(0)); // clus.fX[0] /= clus.fQ[0]; | |
1500 | ||
1501 | // Force on anod | |
002920d1 | 1502 | clus.SetX(0,fSeg2[0]->GetAnod(fInput->DetElemId(), clus.GetX(0))); |
b137f8b9 | 1503 | if (clus.GetY(0)!=0.) clus.SetY(0, clus.GetY(0)/clus.GetCharge(0)); // clus.fY[0] /= clus.fQ[0]; |
1504 | ||
1505 | if(clus.GetCharge(1)!=0.) clus.SetX(1, clus.GetX(1)/clus.GetCharge(1)); // clus.fX[1] /= clus.fQ[1]; | |
1506 | ||
1507 | // Force on anod | |
002920d1 | 1508 | clus.SetX(1, fSeg2[0]->GetAnod(fInput->DetElemId(),clus.GetX(1))); |
b137f8b9 | 1509 | if(clus.GetCharge(1)!=0.) clus.SetY(1, clus.GetY(1)/clus.GetCharge(1));// clus.fY[1] /= clus.fQ[1]; |
1510 | ||
1511 | clus.SetZ(0, fZPlane); | |
1512 | clus.SetZ(1, fZPlane); | |
1513 | ||
1514 | AliDebug(1,Form("\n Cathode 1 multiplicite %d X(CG) %f Y(CG) %f\n", | |
1515 | clus.GetMultiplicity(0),clus.GetX(0),clus.GetY(0))); | |
1516 | AliDebug(1,Form(" Cathode 2 multiplicite %d X(CG) %f Y(CG) %f\n", | |
1517 | clus.GetMultiplicity(1),clus.GetX(1),clus.GetY(1))); | |
1518 | // Analyse cluster and decluster if necessary | |
1519 | // | |
1520 | ncls++; | |
1521 | clus.SetNcluster(1,fNRawClusters); | |
1522 | clus.SetClusterType(clus.PhysicsContribution()); | |
1523 | ||
1524 | fNPeaks=0; | |
1525 | // | |
1526 | // | |
1527 | Decluster(&clus); | |
1528 | // | |
1529 | // reset Cluster object | |
1530 | { // begin local scope | |
faef62a9 | 1531 | for (int k=0;k<clus.GetMultiplicity(0);k++) clus.SetIndex(k, 0, 0); |
b137f8b9 | 1532 | } // end local scope |
1533 | ||
1534 | { // begin local scope | |
faef62a9 | 1535 | for (int k=0;k<clus.GetMultiplicity(1);k++) clus.SetIndex(k, 1, 0); |
b137f8b9 | 1536 | } // end local scope |
1537 | ||
1538 | clus.SetMultiplicity(0,0); | |
1539 | clus.SetMultiplicity(1,0); | |
1540 | ||
a9e2aefa | 1541 | |
1542 | } // end loop ndig | |
1543 | } // end loop cathodes | |
5289cf2f | 1544 | delete fDigitMap[0]; |
1545 | delete fDigitMap[1]; | |
a9e2aefa | 1546 | } |
1547 | ||
1548 | Float_t AliMUONClusterFinderVS::SingleMathiesonFit(AliMUONRawCluster *c, Int_t cath) | |
1549 | { | |
d19b6003 | 1550 | /// Performs a single Mathieson fit on one cathode |
1551 | ||
19dd5b2f | 1552 | Double_t arglist[20]; |
1553 | Int_t ierflag=0; | |
9825400f | 1554 | AliMUONClusterInput& clusterInput = *(AliMUONClusterInput::Instance()); |
a9e2aefa | 1555 | |
9825400f | 1556 | clusterInput.Fitter()->SetFCN(fcnS1); |
1557 | clusterInput.Fitter()->mninit(2,10,7); | |
5ac16716 | 1558 | clusterInput.Fitter()->SetPrintLevel(-1 + AliLog::GetGlobalDebugLevel()); |
19dd5b2f | 1559 | arglist[0]=-1; |
1560 | clusterInput.Fitter()->mnexcm("SET NOW", arglist, 0, ierflag); | |
a9e2aefa | 1561 | // Set starting values |
1562 | static Double_t vstart[2]; | |
ba12c242 | 1563 | vstart[0]=c->GetX(1); |
1564 | vstart[1]=c->GetY(0); | |
a9e2aefa | 1565 | |
1566 | ||
1567 | // lower and upper limits | |
1568 | static Double_t lower[2], upper[2]; | |
fed772f3 | 1569 | Int_t ix,iy, isec; |
002920d1 | 1570 | fSeg2[cath]->GetPadI(fInput->DetElemId(), c->GetX(cath), c->GetY(cath), fZPlane, ix, iy); |
1571 | isec=fSeg2[cath]->Sector(fInput->DetElemId(), ix, iy); | |
fed772f3 | 1572 | |
002920d1 | 1573 | lower[0]=vstart[0]-fSeg2[cath]->Dpx(fInput->DetElemId(), isec)/2; |
1574 | lower[1]=vstart[1]-fSeg2[cath]->Dpy(fInput->DetElemId(), isec)/2; | |
a9e2aefa | 1575 | |
002920d1 | 1576 | upper[0]=lower[0]+fSeg2[cath]->Dpx(fInput->DetElemId(), isec); |
1577 | upper[1]=lower[1]+fSeg2[cath]->Dpy(fInput->DetElemId(), isec); | |
a9e2aefa | 1578 | |
fed772f3 | 1579 | |
a9e2aefa | 1580 | // step sizes |
1581 | static Double_t step[2]={0.0005, 0.0005}; | |
1582 | ||
9825400f | 1583 | clusterInput.Fitter()->mnparm(0,"x1",vstart[0],step[0],lower[0],upper[0],ierflag); |
1584 | clusterInput.Fitter()->mnparm(1,"y1",vstart[1],step[1],lower[1],upper[1],ierflag); | |
a9e2aefa | 1585 | // ready for minimisation |
a9e2aefa | 1586 | arglist[0]= -1; |
1587 | arglist[1]= 0; | |
1588 | ||
9825400f | 1589 | clusterInput.Fitter()->mnexcm("SET NOGR", arglist, 0, ierflag); |
1590 | clusterInput.Fitter()->mnexcm("MIGRAD", arglist, 0, ierflag); | |
4da78c65 | 1591 | // clusterInput.Fitter()->mnexcm("EXIT" , arglist, 0, ierflag); |
a9e2aefa | 1592 | Double_t fmin, fedm, errdef; |
1593 | Int_t npari, nparx, istat; | |
1594 | ||
9825400f | 1595 | clusterInput.Fitter()->mnstat(fmin, fedm, errdef, npari, nparx, istat); |
a9e2aefa | 1596 | fFitStat=istat; |
1597 | ||
1598 | // Print results | |
1599 | // Get fitted parameters | |
1600 | Double_t xrec, yrec; | |
1601 | TString chname; | |
1602 | Double_t epxz, b1, b2; | |
1603 | Int_t ierflg; | |
9825400f | 1604 | clusterInput.Fitter()->mnpout(0, chname, xrec, epxz, b1, b2, ierflg); |
1605 | clusterInput.Fitter()->mnpout(1, chname, yrec, epxz, b1, b2, ierflg); | |
a9e2aefa | 1606 | fXFit[cath]=xrec; |
1607 | fYFit[cath]=yrec; | |
1608 | return fmin; | |
1609 | } | |
1610 | ||
e3cba86e | 1611 | Float_t AliMUONClusterFinderVS::CombiSingleMathiesonFit(AliMUONRawCluster * /*c*/) |
a9e2aefa | 1612 | { |
d19b6003 | 1613 | /// Perform combined Mathieson fit on both cathode planes |
1614 | ||
19dd5b2f | 1615 | Double_t arglist[20]; |
1616 | Int_t ierflag=0; | |
9825400f | 1617 | AliMUONClusterInput& clusterInput = *(AliMUONClusterInput::Instance()); |
1618 | clusterInput.Fitter()->SetFCN(fcnCombiS1); | |
1619 | clusterInput.Fitter()->mninit(2,10,7); | |
5ac16716 | 1620 | clusterInput.Fitter()->SetPrintLevel(-1 + AliLog::GetGlobalDebugLevel()); |
19dd5b2f | 1621 | arglist[0]=-1; |
1622 | clusterInput.Fitter()->mnexcm("SET NOW", arglist, 0, ierflag); | |
a9e2aefa | 1623 | static Double_t vstart[2]; |
1624 | vstart[0]=fXInit[0]; | |
1625 | vstart[1]=fYInit[0]; | |
1626 | ||
1627 | ||
1628 | // lower and upper limits | |
f0d86bc4 | 1629 | static Float_t lower[2], upper[2]; |
a9e2aefa | 1630 | Int_t ix,iy,isec; |
fed772f3 | 1631 | Float_t dpy, dpx; |
1632 | ||
002920d1 | 1633 | fSeg2[0]->GetPadI(fInput->DetElemId(), fXInit[0], fYInit[0], fZPlane, ix, iy); |
1634 | isec=fSeg2[0]->Sector(fInput->DetElemId(), ix, iy); | |
1635 | dpy=fSeg2[0]->Dpy(fInput->DetElemId(), isec); | |
1636 | fSeg2[1]->GetPadI(fInput->DetElemId(), fXInit[0], fYInit[0], fZPlane, ix, iy); | |
1637 | isec=fSeg2[1]->Sector(fInput->DetElemId(), ix, iy); | |
1638 | dpx=fSeg2[1]->Dpx(fInput->DetElemId(), isec); | |
1639 | ||
f0d86bc4 | 1640 | Int_t icount; |
1641 | Float_t xdum, ydum, zdum; | |
a9e2aefa | 1642 | |
f0d86bc4 | 1643 | // Find save upper and lower limits |
a9e2aefa | 1644 | |
f0d86bc4 | 1645 | icount = 0; |
002920d1 | 1646 | for (fSeg2[1]->FirstPad(fInput->DetElemId(),fXInit[0], fYInit[0], fZPlane, dpx, 0.); |
1647 | fSeg2[1]->MorePads(fInput->DetElemId()); | |
1648 | fSeg2[1]->NextPad(fInput->DetElemId())) | |
fed772f3 | 1649 | { |
1650 | ix=fSeg2[1]->Ix(); iy=fSeg2[1]->Iy(); | |
1651 | fSeg2[1]->GetPadC(fInput->DetElemId(), ix,iy, upper[0], ydum, zdum); | |
1652 | if (icount ==0) lower[0]=upper[0]; | |
1653 | icount++; | |
1654 | } | |
002920d1 | 1655 | |
f0d86bc4 | 1656 | if (lower[0]>upper[0]) {xdum=lower[0]; lower[0]=upper[0]; upper[0]=xdum;} |
1657 | ||
1658 | icount=0; | |
c4a97bcd | 1659 | AliDebug(1,Form("\n single y %f %f", fXInit[0], fYInit[0])); |
f0d86bc4 | 1660 | |
002920d1 | 1661 | for (fSeg2[0]->FirstPad(fInput->DetElemId(), fXInit[0], fYInit[0], fZPlane, 0., dpy); |
1662 | fSeg2[0]->MorePads(fInput->DetElemId()); | |
1663 | fSeg2[0]->NextPad(fInput->DetElemId())) | |
fed772f3 | 1664 | { |
1665 | ix=fSeg2[0]->Ix(); iy=fSeg2[0]->Iy(); | |
1666 | fSeg2[0]->GetPadC(fInput->DetElemId(), ix,iy,xdum,upper[1],zdum); | |
1667 | if (icount ==0) lower[1]=upper[1]; | |
1668 | icount++; | |
1669 | AliDebug(1,Form("\n upper lower %d %f %f", icount, upper[1], lower[1])); | |
1670 | } | |
002920d1 | 1671 | |
f0d86bc4 | 1672 | if (lower[1]>upper[1]) {xdum=lower[1]; lower[1]=upper[1]; upper[1]=xdum;} |
1673 | ||
a9e2aefa | 1674 | // step sizes |
1675 | static Double_t step[2]={0.00001, 0.0001}; | |
1676 | ||
9825400f | 1677 | clusterInput.Fitter()->mnparm(0,"x1",vstart[0],step[0],lower[0],upper[0],ierflag); |
1678 | clusterInput.Fitter()->mnparm(1,"y1",vstart[1],step[1],lower[1],upper[1],ierflag); | |
a9e2aefa | 1679 | // ready for minimisation |
a9e2aefa | 1680 | arglist[0]= -1; |
1681 | arglist[1]= 0; | |
1682 | ||
9825400f | 1683 | clusterInput.Fitter()->mnexcm("SET NOGR", arglist, 0, ierflag); |
1684 | clusterInput.Fitter()->mnexcm("MIGRAD", arglist, 0, ierflag); | |
4da78c65 | 1685 | // clusterInput.Fitter()->mnexcm("EXIT" , arglist, 0, ierflag); |
a9e2aefa | 1686 | Double_t fmin, fedm, errdef; |
1687 | Int_t npari, nparx, istat; | |
1688 | ||
9825400f | 1689 | clusterInput.Fitter()->mnstat(fmin, fedm, errdef, npari, nparx, istat); |
a9e2aefa | 1690 | fFitStat=istat; |
1691 | ||
1692 | // Print results | |
1693 | // Get fitted parameters | |
1694 | Double_t xrec, yrec; | |
1695 | TString chname; | |
1696 | Double_t epxz, b1, b2; | |
1697 | Int_t ierflg; | |
9825400f | 1698 | clusterInput.Fitter()->mnpout(0, chname, xrec, epxz, b1, b2, ierflg); |
1699 | clusterInput.Fitter()->mnpout(1, chname, yrec, epxz, b1, b2, ierflg); | |
a9e2aefa | 1700 | fXFit[0]=xrec; |
1701 | fYFit[0]=yrec; | |
1702 | return fmin; | |
1703 | } | |
1704 | ||
e3cba86e | 1705 | Bool_t AliMUONClusterFinderVS::DoubleMathiesonFit(AliMUONRawCluster * /*c*/, Int_t cath) |
a9e2aefa | 1706 | { |
d19b6003 | 1707 | /// Performs a double Mathieson fit on one cathode |
f0d86bc4 | 1708 | |
a9e2aefa | 1709 | // |
1710 | // Initialise global variables for fit | |
19dd5b2f | 1711 | Double_t arglist[20]; |
1712 | Int_t ierflag=0; | |
9825400f | 1713 | AliMUONClusterInput& clusterInput = *(AliMUONClusterInput::Instance()); |
1714 | clusterInput.Fitter()->SetFCN(fcnS2); | |
1715 | clusterInput.Fitter()->mninit(5,10,7); | |
5ac16716 | 1716 | clusterInput.Fitter()->SetPrintLevel(-1 + AliLog::GetGlobalDebugLevel()); |
19dd5b2f | 1717 | arglist[0]=-1; |
1718 | clusterInput.Fitter()->mnexcm("SET NOW", arglist, 0, ierflag); | |
a9e2aefa | 1719 | // Set starting values |
1720 | static Double_t vstart[5]; | |
1721 | vstart[0]=fX[fIndLocal[0][cath]][cath]; | |
1722 | vstart[1]=fY[fIndLocal[0][cath]][cath]; | |
1723 | vstart[2]=fX[fIndLocal[1][cath]][cath]; | |
1724 | vstart[3]=fY[fIndLocal[1][cath]][cath]; | |
1725 | vstart[4]=Float_t(fQ[fIndLocal[0][cath]][cath])/ | |
1726 | Float_t(fQ[fIndLocal[0][cath]][cath]+fQ[fIndLocal[1][cath]][cath]); | |
1727 | // lower and upper limits | |
f0d86bc4 | 1728 | static Float_t lower[5], upper[5]; |
fed772f3 | 1729 | Int_t isec; |
1730 | ||
002920d1 | 1731 | isec=fSeg2[cath]->Sector(fInput->DetElemId(),fIx[fIndLocal[0][cath]][cath], |
1732 | fIy[fIndLocal[0][cath]][cath]); | |
1733 | lower[0]=vstart[0]-fSeg2[cath]->Dpx(fInput->DetElemId(),isec); | |
1734 | lower[1]=vstart[1]-fSeg2[cath]->Dpy(fInput->DetElemId(),isec); | |
fed772f3 | 1735 | |
002920d1 | 1736 | upper[0]=lower[0]+2.*fSeg2[cath]->Dpx(fInput->DetElemId(),isec); |
1737 | upper[1]=lower[1]+2.*fSeg2[cath]->Dpy(fInput->DetElemId(),isec); | |
fed772f3 | 1738 | |
002920d1 | 1739 | isec=fSeg2[cath]->Sector(fInput->DetElemId(),fIx[fIndLocal[1][cath]][cath], |
1740 | fIy[fIndLocal[1][cath]][cath]); | |
1741 | lower[2]=vstart[2]-fSeg2[cath]->Dpx(fInput->DetElemId(),isec)/2; | |
1742 | lower[3]=vstart[3]-fSeg2[cath]->Dpy(fInput->DetElemId(),isec)/2; | |
a9e2aefa | 1743 | |
002920d1 | 1744 | upper[2]=lower[2]+fSeg2[cath]->Dpx(fInput->DetElemId(),isec); |
1745 | upper[1]=lower[1]+2.*fSeg2[cath]->Dpy(fInput->DetElemId(),isec); | |
fed772f3 | 1746 | |
a9e2aefa | 1747 | |
fed772f3 | 1748 | |
a9e2aefa | 1749 | lower[4]=0.; |
1750 | upper[4]=1.; | |
1751 | // step sizes | |
1752 | static Double_t step[5]={0.0005, 0.0005, 0.0005, 0.0005, 0.0001}; | |
1753 | ||
9825400f | 1754 | clusterInput.Fitter()->mnparm(0,"x1",vstart[0],step[0],lower[0],upper[0],ierflag); |
1755 | clusterInput.Fitter()->mnparm(1,"y1",vstart[1],step[1],lower[1],upper[1],ierflag); | |
1756 | clusterInput.Fitter()->mnparm(2,"x2",vstart[2],step[2],lower[2],upper[2],ierflag); | |
1757 | clusterInput.Fitter()->mnparm(3,"y2",vstart[3],step[3],lower[3],upper[3],ierflag); | |
1758 | clusterInput.Fitter()->mnparm(4,"a0",vstart[4],step[4],lower[4],upper[4],ierflag); | |
a9e2aefa | 1759 | // ready for minimisation |
a9e2aefa | 1760 | arglist[0]= -1; |
1761 | arglist[1]= 0; | |
1762 | ||
9825400f | 1763 | clusterInput.Fitter()->mnexcm("SET NOGR", arglist, 0, ierflag); |
1764 | clusterInput.Fitter()->mnexcm("MIGRAD", arglist, 0, ierflag); | |
4da78c65 | 1765 | // clusterInput.Fitter()->mnexcm("EXIT" , arglist, 0, ierflag); |
a9e2aefa | 1766 | // Get fitted parameters |
1767 | Double_t xrec[2], yrec[2], qfrac; | |
1768 | TString chname; | |
1769 | Double_t epxz, b1, b2; | |
1770 | Int_t ierflg; | |
9825400f | 1771 | clusterInput.Fitter()->mnpout(0, chname, xrec[0], epxz, b1, b2, ierflg); |
1772 | clusterInput.Fitter()->mnpout(1, chname, yrec[0], epxz, b1, b2, ierflg); | |
1773 | clusterInput.Fitter()->mnpout(2, chname, xrec[1], epxz, b1, b2, ierflg); | |
1774 | clusterInput.Fitter()->mnpout(3, chname, yrec[1], epxz, b1, b2, ierflg); | |
1775 | clusterInput.Fitter()->mnpout(4, chname, qfrac, epxz, b1, b2, ierflg); | |
a9e2aefa | 1776 | |
1777 | Double_t fmin, fedm, errdef; | |
1778 | Int_t npari, nparx, istat; | |
1779 | ||
9825400f | 1780 | clusterInput.Fitter()->mnstat(fmin, fedm, errdef, npari, nparx, istat); |
a9e2aefa | 1781 | fFitStat=istat; |
a9e2aefa | 1782 | return kTRUE; |
1783 | } | |
1784 | ||
e3cba86e | 1785 | Float_t AliMUONClusterFinderVS::CombiDoubleMathiesonFit(AliMUONRawCluster * /*c*/) |
a9e2aefa | 1786 | { |
d19b6003 | 1787 | /// Perform combined double Mathieson fit on both cathode planes |
1788 | ||
19dd5b2f | 1789 | Double_t arglist[20]; |
1790 | Int_t ierflag=0; | |
9825400f | 1791 | AliMUONClusterInput& clusterInput = *(AliMUONClusterInput::Instance()); |
1792 | clusterInput.Fitter()->SetFCN(fcnCombiS2); | |
1793 | clusterInput.Fitter()->mninit(6,10,7); | |
5ac16716 | 1794 | clusterInput.Fitter()->SetPrintLevel(-1 + AliLog::GetGlobalDebugLevel()); |
19dd5b2f | 1795 | arglist[0]=-1; |
1796 | clusterInput.Fitter()->mnexcm("SET NOW", arglist, 0, ierflag); | |
a9e2aefa | 1797 | // Set starting values |
1798 | static Double_t vstart[6]; | |
1799 | vstart[0]=fXInit[0]; | |
1800 | vstart[1]=fYInit[0]; | |
1801 | vstart[2]=fXInit[1]; | |
1802 | vstart[3]=fYInit[1]; | |
1803 | vstart[4]=fQrInit[0]; | |
1804 | vstart[5]=fQrInit[1]; | |
1805 | // lower and upper limits | |
f0d86bc4 | 1806 | static Float_t lower[6], upper[6]; |
a9e2aefa | 1807 | Int_t ix,iy,isec; |
1808 | Float_t dpx, dpy; | |
a9e2aefa | 1809 | |
fed772f3 | 1810 | fSeg2[1]->GetPadI(fInput->DetElemId(),fXInit[0], fYInit[0], fZPlane, ix, iy); |
1811 | isec=fSeg2[1]->Sector(fInput->DetElemId(),ix, iy); | |
1812 | dpx=fSeg2[1]->Dpx(fInput->DetElemId(), isec); | |
1813 | ||
1814 | fSeg2[0]->GetPadI(fInput->DetElemId(), fXInit[0], fYInit[0], fZPlane, ix, iy); | |
1815 | isec=fSeg2[0]->Sector(fInput->DetElemId(), ix, iy); | |
1816 | dpy=fSeg2[0]->Dpy(fInput->DetElemId(), isec); | |
1817 | ||
002920d1 | 1818 | |
a9e2aefa | 1819 | |
f0d86bc4 | 1820 | Int_t icount; |
1821 | Float_t xdum, ydum, zdum; | |
c4a97bcd | 1822 | AliDebug(1,Form("\n Cluster Finder: %f %f %f %f ", fXInit[0], fXInit[1],fYInit[0], fYInit[1] )); |
fed772f3 | 1823 | |
fed772f3 | 1824 | // Find save upper and lower limits |
002920d1 | 1825 | icount = 0; |
fed772f3 | 1826 | |
002920d1 | 1827 | for (fSeg2[1]->FirstPad(fInput->DetElemId(),fXInit[0], fYInit[0], fZPlane, dpx, 0.); |
1828 | fSeg2[1]->MorePads(fInput->DetElemId()); | |
1829 | fSeg2[1]->NextPad(fInput->DetElemId())) | |
1830 | { | |
1831 | ix=fSeg2[1]->Ix(); iy=fSeg2[1]->Iy(); | |
5289cf2f | 1832 | // if (fDigitMap[1]->TestHit(ix, iy) == kEmpty) continue; |
002920d1 | 1833 | fSeg2[1]->GetPadC(fInput->DetElemId(),ix,iy,upper[0],ydum,zdum); |
1834 | if (icount ==0) lower[0]=upper[0]; | |
1835 | icount++; | |
1836 | } | |
1837 | if (lower[0]>upper[0]) {xdum=lower[0]; lower[0]=upper[0]; upper[0]=xdum;} | |
1838 | // vstart[0] = 0.5*(lower[0]+upper[0]); | |
fed772f3 | 1839 | |
05c39730 | 1840 | |
002920d1 | 1841 | icount=0; |
fed772f3 | 1842 | |
002920d1 | 1843 | for (fSeg2[0]->FirstPad(fInput->DetElemId(),fXInit[0], fYInit[0], fZPlane, 0., dpy); |
1844 | fSeg2[0]->MorePads(fInput->DetElemId()); | |
1845 | fSeg2[0]->NextPad(fInput->DetElemId())) | |
1846 | { | |
1847 | ix=fSeg2[0]->Ix(); iy=fSeg2[0]->Iy(); | |
5289cf2f | 1848 | // if (fDigitMap[0]->TestHit(ix, iy) == kEmpty) continue; |
002920d1 | 1849 | fSeg2[0]->GetPadC(fInput->DetElemId(),ix,iy,xdum,upper[1],zdum); |
1850 | if (icount ==0) lower[1]=upper[1]; | |
1851 | icount++; | |
1852 | } | |
fed772f3 | 1853 | |
002920d1 | 1854 | if (lower[1]>upper[1]) {xdum=lower[1]; lower[1]=upper[1]; upper[1]=xdum;} |
1855 | // vstart[1] = 0.5*(lower[1]+upper[1]); | |
fed772f3 | 1856 | |
1857 | ||
002920d1 | 1858 | fSeg2[1]->GetPadI(fInput->DetElemId(),fXInit[1], fYInit[1], fZPlane, ix, iy); |
1859 | isec=fSeg2[1]->Sector(fInput->DetElemId(),ix, iy); | |
1860 | dpx=fSeg2[1]->Dpx(fInput->DetElemId(),isec); | |
1861 | fSeg2[0]->GetPadI(fInput->DetElemId(),fXInit[1], fYInit[1], fZPlane, ix, iy); | |
1862 | isec=fSeg2[0]->Sector(fInput->DetElemId(),ix, iy); | |
1863 | dpy=fSeg2[0]->Dpy(fInput->DetElemId(),isec); | |
fed772f3 | 1864 | |
1865 | ||
002920d1 | 1866 | // Find save upper and lower limits |
fed772f3 | 1867 | |
002920d1 | 1868 | icount=0; |
fed772f3 | 1869 | |
002920d1 | 1870 | for (fSeg2[1]->FirstPad(fInput->DetElemId(),fXInit[1], fYInit[1], fZPlane, dpx, 0); |
1871 | fSeg2[1]->MorePads(fInput->DetElemId()); | |
1872 | fSeg2[1]->NextPad(fInput->DetElemId())) | |
1873 | { | |
1874 | ix=fSeg2[1]->Ix(); iy=fSeg2[1]->Iy(); | |
5289cf2f | 1875 | // if (fDigitMap[1]->TestHit(ix, iy) == kEmpty) continue; |
002920d1 | 1876 | fSeg2[1]->GetPadC(fInput->DetElemId(),ix,iy,upper[2],ydum,zdum); |
1877 | if (icount ==0) lower[2]=upper[2]; | |
1878 | icount++; | |
1879 | } | |
1880 | if (lower[2]>upper[2]) {xdum=lower[2]; lower[2]=upper[2]; upper[2]=xdum;} | |
1881 | // vstart[2] = 0.5*(lower[2]+upper[2]); | |
fed772f3 | 1882 | |
002920d1 | 1883 | icount=0; |
fed772f3 | 1884 | |
002920d1 | 1885 | for (fSeg2[0]->FirstPad(fInput->DetElemId(),fXInit[1], fYInit[1], fZPlane, 0, dpy); |
1886 | fSeg2[0]-> MorePads(fInput->DetElemId()); | |
1887 | fSeg2[0]->NextPad(fInput->DetElemId())) | |
1888 | { | |
1889 | ix=fSeg2[0]->Ix(); iy=fSeg2[0]->Iy(); | |
5289cf2f | 1890 | // if (fDigitMap[0]->TestHit(ix, iy) != kEmpty) continue; |
fed772f3 | 1891 | |
002920d1 | 1892 | fSeg2[0]->GetPadC(fInput->DetElemId(),ix,iy,xdum,upper[3],zdum); |
1893 | if (icount ==0) lower[3]=upper[3]; | |
1894 | icount++; | |
fed772f3 | 1895 | |
002920d1 | 1896 | } |
1897 | if (lower[3]>upper[3]) {xdum=lower[3]; lower[3]=upper[3]; upper[3]=xdum;} | |
1898 | ||
a9e2aefa | 1899 | lower[4]=0.; |
1900 | upper[4]=1.; | |
1901 | lower[5]=0.; | |
1902 | upper[5]=1.; | |
1903 | ||
1904 | // step sizes | |
1905 | static Double_t step[6]={0.0005, 0.0005, 0.0005, 0.0005, 0.001, 0.001}; | |
9825400f | 1906 | clusterInput.Fitter()->mnparm(0,"x1",vstart[0],step[0],lower[0],upper[0],ierflag); |
1907 | clusterInput.Fitter()->mnparm(1,"y1",vstart[1],step[1],lower[1],upper[1],ierflag); | |
1908 | clusterInput.Fitter()->mnparm(2,"x2",vstart[2],step[2],lower[2],upper[2],ierflag); | |
1909 | clusterInput.Fitter()->mnparm(3,"y2",vstart[3],step[3],lower[3],upper[3],ierflag); | |
1910 | clusterInput.Fitter()->mnparm(4,"a0",vstart[4],step[4],lower[4],upper[4],ierflag); | |
1911 | clusterInput.Fitter()->mnparm(5,"a1",vstart[5],step[5],lower[5],upper[5],ierflag); | |
a9e2aefa | 1912 | // ready for minimisation |
a9e2aefa | 1913 | arglist[0]= -1; |
1914 | arglist[1]= 0; | |
1915 | ||
9825400f | 1916 | clusterInput.Fitter()->mnexcm("SET NOGR", arglist, 0, ierflag); |
1917 | clusterInput.Fitter()->mnexcm("MIGRAD", arglist, 0, ierflag); | |
4da78c65 | 1918 | // clusterInput.Fitter()->mnexcm("EXIT" , arglist, 0, ierflag); |
a9e2aefa | 1919 | // Get fitted parameters |
1920 | TString chname; | |
1921 | Double_t epxz, b1, b2; | |
1922 | Int_t ierflg; | |
9825400f | 1923 | clusterInput.Fitter()->mnpout(0, chname, fXFit[0], epxz, b1, b2, ierflg); |
1924 | clusterInput.Fitter()->mnpout(1, chname, fYFit[0], epxz, b1, b2, ierflg); | |
1925 | clusterInput.Fitter()->mnpout(2, chname, fXFit[1], epxz, b1, b2, ierflg); | |
1926 | clusterInput.Fitter()->mnpout(3, chname, fYFit[1], epxz, b1, b2, ierflg); | |
1927 | clusterInput.Fitter()->mnpout(4, chname, fQrFit[0], epxz, b1, b2, ierflg); | |
1928 | clusterInput.Fitter()->mnpout(5, chname, fQrFit[1], epxz, b1, b2, ierflg); | |
a9e2aefa | 1929 | |
1930 | Double_t fmin, fedm, errdef; | |
1931 | Int_t npari, nparx, istat; | |
1932 | ||
9825400f | 1933 | clusterInput.Fitter()->mnstat(fmin, fedm, errdef, npari, nparx, istat); |
a9e2aefa | 1934 | fFitStat=istat; |
1935 | ||
1936 | fChi2[0]=fmin; | |
1937 | fChi2[1]=fmin; | |
1938 | return fmin; | |
1939 | } | |
1940 | ||
1941 | void AliMUONClusterFinderVS::Split(AliMUONRawCluster* c) | |
1942 | { | |
d19b6003 | 1943 | /// One cluster for each maximum |
1944 | ||
a9e2aefa | 1945 | Int_t i, j, cath; |
9825400f | 1946 | AliMUONClusterInput& clusterInput = *(AliMUONClusterInput::Instance()); |
a9e2aefa | 1947 | for (j=0; j<2; j++) { |
1948 | AliMUONRawCluster cnew; | |
3b5272e3 | 1949 | cnew.SetGhost(c->GetGhost()); |
a9e2aefa | 1950 | for (cath=0; cath<2; cath++) { |
3b5272e3 | 1951 | cnew.SetChi2(cath,fChi2[0]); |
07cfabcf | 1952 | // ?? why not cnew.fChi2[cath]=fChi2[cath]; |
a9e2aefa | 1953 | |
1954 | if (fNPeaks == 0) { | |
3b5272e3 | 1955 | cnew.SetNcluster(0,-1); |
1956 | cnew.SetNcluster(1,fNRawClusters); | |
a9e2aefa | 1957 | } else { |
3b5272e3 | 1958 | cnew.SetNcluster(0,fNPeaks); |
1959 | cnew.SetNcluster(1,0); | |
a9e2aefa | 1960 | } |
9e993f2a | 1961 | cnew.SetMultiplicity(cath,0); |
ba12c242 | 1962 | cnew.SetX(cath, Float_t(fXFit[j])); |
1963 | cnew.SetY(cath, Float_t(fYFit[j])); | |
1964 | cnew.SetZ(cath, fZPlane); | |
a9e2aefa | 1965 | if (j==0) { |
ba12c242 | 1966 | cnew.SetCharge(cath, Int_t(clusterInput.TotalCharge(cath)*fQrFit[cath])); |
a9e2aefa | 1967 | } else { |
ba12c242 | 1968 | cnew.SetCharge(cath, Int_t(clusterInput.TotalCharge(cath)*(1-fQrFit[cath]))); |
a9e2aefa | 1969 | } |
002920d1 | 1970 | fSeg2[cath]->SetHit(fInput->DetElemId(), fXFit[j],fYFit[j],fZPlane); |
fed772f3 | 1971 | |
a9e2aefa | 1972 | for (i=0; i<fMul[cath]; i++) { |
fed772f3 | 1973 | Float_t q1; |
0164904a | 1974 | cnew.SetIndex(cnew.GetMultiplicity(cath), cath, c->GetIndex(i,cath)); |
002920d1 | 1975 | |
1976 | fSeg2[cath]->SetPad(fInput->DetElemId(),fIx[i][cath], fIy[i][cath]); | |
1977 | q1 = fInput->Mathieson()->IntXY(fInput->DetElemId(),fSeg2[cath]); | |
1978 | ||
0164904a | 1979 | cnew.SetContrib(i, cath, q1*Float_t(cnew.GetCharge(cath))/Float_t(fQ[i][cath])); |
9e993f2a | 1980 | cnew.SetMultiplicity(cath, cnew.GetMultiplicity(cath)+1 ); |
a9e2aefa | 1981 | } |
1982 | FillCluster(&cnew,0,cath); | |
1983 | } // cathode loop | |
9e993f2a | 1984 | cnew.SetClusterType(cnew.PhysicsContribution()); |
ba12c242 | 1985 | if (cnew.GetCharge(0)>0 && cnew.GetCharge(1)>0) AddRawCluster(cnew); |
a9e2aefa | 1986 | fNPeaks++; |
1987 | } | |
1988 | } | |
b137f8b9 | 1989 | void AliMUONClusterFinderVS::AddRawCluster(AliMUONRawCluster& c) |
a713db22 | 1990 | { |
d19b6003 | 1991 | /// Add a raw cluster copy to the list |
1992 | ||
b137f8b9 | 1993 | // AliMUON *pMUON=(AliMUON*)gAlice->GetModule("MUON"); |
1994 | // pMUON->GetMUONData()->AddRawCluster(fInput->Chamber(),c); | |
1995 | // fNRawClusters++; | |
1996 | ||
1997 | // Setting detection element in raw cluster for alignment | |
1998 | // BB 19/05/05 | |
6570c14d | 1999 | c.SetDetElemId(fInput->DetElemId()); |
a713db22 | 2000 | |
b137f8b9 | 2001 | TClonesArray &lrawcl = *fRawClusters; |
2002 | new(lrawcl[fNRawClusters++]) AliMUONRawCluster(c); | |
2003 | AliDebug(1,Form("\nfNRawClusters %d\n",fNRawClusters)); | |
a713db22 | 2004 | } |
2005 | ||
2006 | AliMUONClusterFinderVS& AliMUONClusterFinderVS | |
2007 | ::operator = (const AliMUONClusterFinderVS& rhs) | |
2008 | { | |
2009 | // Protected assignement operator | |
2010 | ||
2011 | if (this == &rhs) return *this; | |
a9e2aefa | 2012 | |
a713db22 | 2013 | AliFatal("Not implemented."); |
2014 | ||
2015 | return *this; | |
2016 | } | |
a9e2aefa | 2017 | |
a9e2aefa | 2018 | // |
2019 | // Minimisation functions | |
2020 | // Single Mathieson | |
e3cba86e | 2021 | void fcnS1(Int_t & /*npar*/, Double_t * /*gin*/, Double_t &f, Double_t *par, Int_t /*iflag*/) |
a9e2aefa | 2022 | { |
9825400f | 2023 | AliMUONClusterInput& clusterInput = *(AliMUONClusterInput::Instance()); |
a9e2aefa | 2024 | Int_t i; |
2025 | Float_t delta; | |
2026 | Float_t chisq=0; | |
2027 | Float_t qcont=0; | |
2028 | Float_t qtot=0; | |
9825400f | 2029 | |
2030 | for (i=0; i<clusterInput.Nmul(0); i++) { | |
2031 | Float_t q0=clusterInput.Charge(i,0); | |
2032 | Float_t q1=clusterInput.DiscrChargeS1(i,par); | |
a9e2aefa | 2033 | delta=(q0-q1)/q0; |
2034 | chisq+=delta*delta; | |
2035 | qcont+=q1; | |
2036 | qtot+=q0; | |
2037 | } | |
2038 | f=chisq; | |
2039 | } | |
2040 | ||
e3cba86e | 2041 | void fcnCombiS1(Int_t & /*npar*/, Double_t * /*gin*/, Double_t &f, Double_t *par, Int_t /*iflag*/) |
a9e2aefa | 2042 | { |
9825400f | 2043 | AliMUONClusterInput& clusterInput = *(AliMUONClusterInput::Instance()); |
a9e2aefa | 2044 | Int_t i, cath; |
2045 | Float_t delta; | |
2046 | Float_t chisq=0; | |
2047 | Float_t qcont=0; | |
2048 | Float_t qtot=0; | |
a9e2aefa | 2049 | |
2050 | for (cath=0; cath<2; cath++) { | |
9825400f | 2051 | for (i=0; i<clusterInput.Nmul(cath); i++) { |
2052 | Float_t q0=clusterInput.Charge(i,cath); | |
2053 | Float_t q1=clusterInput.DiscrChargeCombiS1(i,par,cath); | |
a9e2aefa | 2054 | delta=(q0-q1)/q0; |
2055 | chisq+=delta*delta; | |
2056 | qcont+=q1; | |
2057 | qtot+=q0; | |
2058 | } | |
a9e2aefa | 2059 | } |
a9e2aefa | 2060 | f=chisq; |
2061 | } | |
2062 | ||
2063 | // Double Mathieson | |
e3cba86e | 2064 | void fcnS2(Int_t & /*npar*/, Double_t * /*gin*/, Double_t &f, Double_t *par, Int_t /*iflag*/) |
a9e2aefa | 2065 | { |
9825400f | 2066 | AliMUONClusterInput& clusterInput = *(AliMUONClusterInput::Instance()); |
a9e2aefa | 2067 | Int_t i; |
2068 | Float_t delta; | |
2069 | Float_t chisq=0; | |
2070 | Float_t qcont=0; | |
2071 | Float_t qtot=0; | |
2072 | ||
9825400f | 2073 | for (i=0; i<clusterInput.Nmul(0); i++) { |
a9e2aefa | 2074 | |
9825400f | 2075 | Float_t q0=clusterInput.Charge(i,0); |
2076 | Float_t q1=clusterInput.DiscrChargeS2(i,par); | |
a9e2aefa | 2077 | delta=(q0-q1)/q0; |
2078 | chisq+=delta*delta; | |
2079 | qcont+=q1; | |
2080 | qtot+=q0; | |
2081 | } | |
a9e2aefa | 2082 | f=chisq; |
2083 | } | |
2084 | ||
2085 | // Double Mathieson | |
e3cba86e | 2086 | void fcnCombiS2(Int_t & /*npar*/, Double_t * /*gin*/, Double_t &f, Double_t *par, Int_t /*iflag*/) |
a9e2aefa | 2087 | { |
9825400f | 2088 | AliMUONClusterInput& clusterInput = *(AliMUONClusterInput::Instance()); |
a9e2aefa | 2089 | Int_t i, cath; |
2090 | Float_t delta; | |
2091 | Float_t chisq=0; | |
2092 | Float_t qcont=0; | |
2093 | Float_t qtot=0; | |
a9e2aefa | 2094 | for (cath=0; cath<2; cath++) { |
9825400f | 2095 | for (i=0; i<clusterInput.Nmul(cath); i++) { |
2096 | Float_t q0=clusterInput.Charge(i,cath); | |
2097 | Float_t q1=clusterInput.DiscrChargeCombiS2(i,par,cath); | |
a9e2aefa | 2098 | delta=(q0-q1)/q0; |
2099 | chisq+=delta*delta; | |
2100 | qcont+=q1; | |
2101 | qtot+=q0; | |
2102 | } | |
a9e2aefa | 2103 | } |
a9e2aefa | 2104 | f=chisq; |
2105 | } |