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Proper initialization of all the data members
[u/mrichter/AliRoot.git] / TPC / AliTPCParamSR.cxx
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cc80f89e 1/**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
3 * *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
6 * *
7 * Permission to use, copy, modify and distribute this software and its *
8 * documentation strictly for non-commercial purposes is hereby granted *
9 * without fee, provided that the above copyright notice appears in all *
10 * copies and that both the copyright notice and this permission notice *
11 * appear in the supporting documentation. The authors make no claims *
12 * about the suitability of this software for any purpose. It is *
13 * provided "as is" without express or implied warranty. *
14 **************************************************************************/
15
88cb7938 16/* $Id$ */
cc80f89e 17
18///////////////////////////////////////////////////////////////////////
19// Manager and of geomety classes for set: TPC //
20// //
21// !sectors are numbered from 0 //
22// !pad rows are numbered from 0 //
23//
24// 27.7. - AliTPCPaaramSr object for TPC
25// TPC with straight pad rows
26// Origin: Marian Ivanov, Uni. of Bratislava, ivanov@fmph.uniba.sk //
27// //
28///////////////////////////////////////////////////////////////////////
29
b4de2219 30//#include <Riostream.h>
cc80f89e 31#include <TMath.h>
b4de2219 32
73042f01 33#include "AliTPCPRF2D.h"
b4de2219 34#include "AliTPCParamSR.h"
73042f01 35#include "AliTPCRF1D.h"
de61d5d5 36#include "TH1.h"
ab85d8c2 37#include "AliTPCROC.h"
38#include "TGeoManager.h"
cc80f89e 39
cc80f89e 40ClassImp(AliTPCParamSR)
176aff27 41static const Int_t kMaxRows=600;
42static const Float_t kEdgeSectorSpace = 2.5;
43static const Float_t kFacSigmaPadRow=3.;
44static const Float_t kFacSigmaPad=3.;
45static const Float_t kFacSigmaTime=3.;
cc80f89e 46
47
48AliTPCParamSR::AliTPCParamSR()
49{
50 //
51 //constructor set the default parameters
52 fInnerPRF=0;
f03e3423 53 fOuter1PRF=0;
54 fOuter2PRF=0;
cc80f89e 55 fTimeRF = 0;
56 fFacSigmaPadRow = Float_t(kFacSigmaPadRow);
57 fFacSigmaPad = Float_t(kFacSigmaPad);
58 fFacSigmaTime = Float_t(kFacSigmaTime);
cc80f89e 59 SetDefault();
60 Update();
61}
62
63AliTPCParamSR::~AliTPCParamSR()
64{
65 //
66 //destructor destroy some dynmicaly alocated variables
67 if (fInnerPRF != 0) delete fInnerPRF;
f03e3423 68 if (fOuter1PRF != 0) delete fOuter1PRF;
69 if (fOuter2PRF != 0) delete fOuter2PRF;
cc80f89e 70 if (fTimeRF != 0) delete fTimeRF;
71}
72
73void AliTPCParamSR::SetDefault()
74{
75 //set default TPC param
76 fbStatus = kFALSE;
77 AliTPCParam::SetDefault();
78}
79
80Int_t AliTPCParamSR::CalcResponse(Float_t* xyz, Int_t * index, Int_t row)
81{
82 //
83 //calculate bin response as function of the input position -x
84 //return number of valid response bin
85 //
86 //we suppose that coordinate is expressed in float digits
87 // it's mean coordinate system 8
88 //xyz[0] - float padrow xyz[1] is float pad (center pad is number 0) and xyz[2] is float time bin
e61fd20d 89 //xyz[3] - electron time in float time bin format
f03e3423 90 if ( (fInnerPRF==0)||(fOuter1PRF==0)||(fOuter2PRF==0) ||(fTimeRF==0) ){
cc80f89e 91 Error("AliTPCParamSR", "response function was not adjusted");
92 return -1;
93 }
94
95 Float_t sfpadrow; // sigma of response function
96 Float_t sfpad; // sigma of
97 Float_t sftime= fFacSigmaTime*fTimeRF->GetSigma()/fZWidth; //3 sigma of time response
98 if (index[1]<fNInnerSector){
99 sfpadrow =fFacSigmaPadRow*fInnerPRF->GetSigmaY()/fInnerPadPitchLength;
100 sfpad =fFacSigmaPad*fInnerPRF->GetSigmaX()/fInnerPadPitchWidth;
f03e3423 101 }
102 else{
103 if(row<fNRowUp1){
104 sfpadrow =fFacSigmaPadRow*fOuter1PRF->GetSigmaY()/fOuter1PadPitchLength;
105 sfpad =fFacSigmaPad*fOuter1PRF->GetSigmaX()/fOuterPadPitchWidth;}
106 else{
107 sfpadrow =fFacSigmaPadRow*fOuter2PRF->GetSigmaY()/fOuter2PadPitchLength;
108 sfpad =fFacSigmaPad*fOuter2PRF->GetSigmaX()/fOuterPadPitchWidth;
109 }
cc80f89e 110 }
111
112 Int_t fpadrow = TMath::Max(TMath::Nint(index[2]+xyz[0]-sfpadrow),0); //"first" padrow
113 Int_t fpad = TMath::Nint(xyz[1]-sfpad); //first pad
753797ce 114 Int_t ftime = TMath::Max(TMath::Nint(xyz[2]+xyz[3]+GetZOffset()/GetZWidth()-sftime-GetNTBinsL1()),0); // first time
cc80f89e 115 Int_t lpadrow = TMath::Min(TMath::Nint(index[2]+xyz[0]+sfpadrow),fpadrow+19); //"last" padrow
116 lpadrow = TMath::Min(GetNRow(index[1])-1,lpadrow);
117 Int_t lpad = TMath::Min(TMath::Nint(xyz[1]+sfpad),fpad+19); //last pad
753797ce 118 Int_t ltime = TMath::Min(TMath::Nint(xyz[2]+xyz[3]+GetZOffset()/GetZWidth()+sftime-GetNTBinsL1()),ftime+19); // last time
cc80f89e 119 ltime = TMath::Min(ltime,GetMaxTBin()-1);
de61d5d5 120 //
121 Int_t npads = GetNPads(index[1],row);
122 if (fpad<-npads/2)
123 fpad = -npads/2;
124 if (lpad>npads/2)
125 lpad= npads/2;
126 if (ftime<0) ftime=0;
127 //
cc80f89e 128 if (row>=0) { //if we are interesting about given pad row
129 if (fpadrow<=row) fpadrow =row;
130 else
131 return 0;
132 if (lpadrow>=row) lpadrow = row;
133 else
134 return 0;
135 }
136
137
138 Float_t padres[20][20]; //I don't expect bigger number of bins
139 Float_t timeres[20];
140 Int_t cindex3=0;
141 Int_t cindex=0;
142 Float_t cweight = 0;
143 if (fpadrow>=0) {
144 //calculate padresponse function
145 Int_t padrow, pad;
146 for (padrow = fpadrow;padrow<=lpadrow;padrow++)
147 for (pad = fpad;pad<=lpad;pad++){
f03e3423 148 Float_t dy = (xyz[0]+Float_t(index[2]-padrow));
149 Float_t dx = (xyz[1]+Float_t(pad));
cc80f89e 150 if (index[1]<fNInnerSector)
151 padres[padrow-fpadrow][pad-fpad]=fInnerPRF->GetPRF(dx*fInnerPadPitchWidth,dy*fInnerPadPitchLength);
f03e3423 152 else{
153 if(row<fNRowUp1){
154 padres[padrow-fpadrow][pad-fpad]=fOuter1PRF->GetPRF(dx*fOuterPadPitchWidth,dy*fOuter1PadPitchLength);}
155 else{
156 padres[padrow-fpadrow][pad-fpad]=fOuter2PRF->GetPRF(dx*fOuterPadPitchWidth,dy*fOuter2PadPitchLength);}}}
cc80f89e 157 //calculate time response function
158 Int_t time;
159 for (time = ftime;time<=ltime;time++)
753797ce 160 timeres[time-ftime]= fTimeRF->GetRF((-xyz[2]-xyz[3]+Float_t(time))*fZWidth+GetNTBinsL1());
cc80f89e 161 //write over threshold values to stack
162 for (padrow = fpadrow;padrow<=lpadrow;padrow++)
163 for (pad = fpad;pad<=lpad;pad++)
164 for (time = ftime;time<=ltime;time++){
165 cweight = timeres[time-ftime]*padres[padrow-fpadrow][pad-fpad];
166 if (cweight>fResponseThreshold) {
167 fResponseBin[cindex3]=padrow;
168 fResponseBin[cindex3+1]=pad;
169 fResponseBin[cindex3+2]=time;
170 cindex3+=3;
171 fResponseWeight[cindex]=cweight;
172 cindex++;
173 }
174 }
175 }
176 fCurrentMax=cindex;
177 return fCurrentMax;
178}
179
180void AliTPCParamSR::TransformTo8(Float_t *xyz, Int_t *index) const
181{
182 //
183 // transformate point to digit coordinate
184 //
185 if (index[0]==0) Transform0to1(xyz,index);
186 if (index[0]==1) Transform1to2(xyz,index);
187 if (index[0]==2) Transform2to3(xyz,index);
188 if (index[0]==3) Transform3to4(xyz,index);
189 if (index[0]==4) Transform4to8(xyz,index);
190}
191
192void AliTPCParamSR::TransformTo2(Float_t *xyz, Int_t *index) const
193{
194 //
195 //transformate point to rotated coordinate
196 //
197 //we suppose that
198 if (index[0]==0) Transform0to1(xyz,index);
199 if (index[0]==1) Transform1to2(xyz,index);
200 if (index[0]==4) Transform4to3(xyz,index);
201 if (index[0]==8) { //if we are in digit coordinate system transform to global
202 Transform8to4(xyz,index);
203 Transform4to3(xyz,index);
204 }
205}
206
207void AliTPCParamSR::CRXYZtoXYZ(Float_t *xyz,
208 const Int_t &sector, const Int_t & padrow, Int_t option) const
209{
210 //transform relative coordinates to absolute
211 Bool_t rel = ( (option&2)!=0);
212 Int_t index[2]={sector,padrow};
213 if (rel==kTRUE) Transform4to3(xyz,index);//if the position is relative to pad row
214 Transform2to1(xyz,index);
215}
216
217void AliTPCParamSR::XYZtoCRXYZ(Float_t *xyz,
218 Int_t &sector, Int_t & padrow, Int_t option) const
219{
220 //transform global position to the position relative to the sector padrow
221 //if option=0 X calculate absolute calculate sector
222 //if option=1 X absolute use input sector
223 //if option=2 X relative to pad row calculate sector
224 //if option=3 X relative use input sector
225 //!!!!!!!!! WE start to calculate rows from row = 0
226 Int_t index[2];
227 Bool_t rel = ( (option&2)!=0);
228
229 //option 0 and 2 means that we don't have information about sector
230 if ((option&1)==0) Transform0to1(xyz,index); //we calculate sector number
231 else
232 index[0]=sector;
233 Transform1to2(xyz,index);
234 Transform2to3(xyz,index);
235 //if we store relative position calculate position relative to pad row
236 if (rel==kTRUE) Transform3to4(xyz,index);
237 sector = index[0];
238 padrow = index[1];
239}
240
176aff27 241Float_t AliTPCParamSR::GetPrimaryLoss(Float_t */*x*/, Int_t *index, Float_t *angle)
cc80f89e 242{
243 //
244 //
245 Float_t padlength=GetPadPitchLength(index[1]);
246 Float_t a1=TMath::Sin(angle[0]);
247 a1*=a1;
248 Float_t a2=TMath::Sin(angle[1]);
249 a2*=a2;
250 Float_t length =padlength*TMath::Sqrt(1+a1+a2);
251 return length*fNPrimLoss;
252}
253
176aff27 254Float_t AliTPCParamSR::GetTotalLoss(Float_t */*x*/, Int_t *index, Float_t *angle)
cc80f89e 255{
256 //
257 //
258 Float_t padlength=GetPadPitchLength(index[1]);
259 Float_t a1=TMath::Sin(angle[0]);
260 a1*=a1;
261 Float_t a2=TMath::Sin(angle[1]);
262 a2*=a2;
263 Float_t length =padlength*TMath::Sqrt(1+a1+a2);
264 return length*fNTotalLoss;
265
266}
267
268
176aff27 269void AliTPCParamSR::GetClusterSize(Float_t *x, Int_t *index, Float_t */*angle*/, Int_t /*mode*/, Float_t *sigma)
cc80f89e 270{
271 //
272 //return cluster sigma2 (x,y) for particle at position x
273 // in this case x coordinata is in drift direction
274 //and y in pad row direction
275 //we suppose that input coordinate system is digit system
276
277 Float_t xx;
278 Float_t lx[3] = {x[0],x[1],x[2]};
279 Int_t li[3] = {index[0],index[1],index[2]};
280 TransformTo2(lx,li);
281 // Float_t sigmadiff;
282 sigma[0]=0;
283 sigma[1]=0;
284
285 xx = lx[2]; //calculate drift length in cm
286 if (xx>0) {
287 sigma[0]+= xx*GetDiffL()*GetDiffL();
288 sigma[1]+= xx*GetDiffT()*GetDiffT();
289 }
290
291
292 //sigma[0]=sigma[1]=0;
293 if (GetTimeRF()!=0) sigma[0]+=GetTimeRF()->GetSigma()*GetTimeRF()->GetSigma();
294 if ( (index[1]<fNInnerSector) &&(GetInnerPRF()!=0))
295 sigma[1]+=GetInnerPRF()->GetSigmaX()*GetInnerPRF()->GetSigmaX();
f03e3423 296 if ( (index[1]>=fNInnerSector) &&(index[2]<fNRowUp1) && (GetOuter1PRF()!=0))
297 sigma[1]+=GetOuter1PRF()->GetSigmaX()*GetOuter1PRF()->GetSigmaX();
298 if( (index[1]>=fNInnerSector) &&(index[2]>=fNRowUp1) && (GetOuter2PRF()!=0))
299 sigma[1]+=GetOuter2PRF()->GetSigmaX()*GetOuter2PRF()->GetSigmaX();
cc80f89e 300
301
302 sigma[0]/= GetZWidth()*GetZWidth();
303 sigma[1]/=GetPadPitchWidth(index[0])*GetPadPitchWidth(index[0]);
304}
305
306
307
308
176aff27 309void AliTPCParamSR::GetSpaceResolution(Float_t */*x*/, Int_t */*index*/, Float_t */*angle*/,
310 Float_t /*amplitude*/, Int_t /*mode*/, Float_t */*sigma*/)
cc80f89e 311{
312 //
313 //
314 //
315
316}
176aff27 317Float_t AliTPCParamSR::GetAmp(Float_t */*x*/, Int_t */*index*/, Float_t */*angle*/)
cc80f89e 318{
319 //
320 //
321 //
322 return 0;
323}
324
325Float_t * AliTPCParamSR::GetAnglesAccMomentum(Float_t *x, Int_t * index, Float_t* momentum, Float_t *angle)
326{
327 //
328 //calculate angle of track to padrow at given position
329 // for given magnetic field and momentum of the particle
330 //
331
332 TransformTo2(x,index);
333 AliDetectorParam::GetAnglesAccMomentum(x,index,momentum,angle);
334 Float_t addangle = TMath::ASin(x[1]/GetPadRowRadii(index[1],index[2]));
335 angle[1] +=addangle;
336 return angle;
337}
338
339
340Bool_t AliTPCParamSR::Update()
341{
cc80f89e 342 Int_t i;
343 if (AliTPCParam::Update()==kFALSE) return kFALSE;
344 fbStatus = kFALSE;
345
c254a4cb 346 Float_t firstrow = fInnerRadiusLow + 1.575;
f03e3423 347 for( i= 0;i<fNRowLow;i++)
348 {
349 Float_t x = firstrow + fInnerPadPitchLength*(Float_t)i;
350 fPadRowLow[i]=x;
351 // number of pads per row
ab85d8c2 352 // Float_t y = (x-0.5*fInnerPadPitchLength)*tan(fInnerAngle/2.)-fInnerWireMount-
353 // fInnerPadPitchWidth/2.;
b584c7dd 354 // 0 and fNRowLow+1 reserved for cross talk rows
355 fYInner[i+1] = x*tan(fInnerAngle/2.)-fInnerWireMount;
ab85d8c2 356 //fNPadsLow[i] = 1+2*(Int_t)(y/fInnerPadPitchWidth) ;
357 fNPadsLow[i] = AliTPCROC::Instance()->GetNPads(0,i) ; // ROC implement
f03e3423 358 }
b584c7dd 359 // cross talk rows
360 fYInner[0]=(fPadRowLow[0]-fInnerPadPitchLength)*tan(fInnerAngle/2.)-fInnerWireMount;
361 fYInner[fNRowLow+1]=(fPadRowLow[fNRowLow-1]+fInnerPadPitchLength)*tan(fInnerAngle/2.)-fInnerWireMount;
f03e3423 362 firstrow = fOuterRadiusLow + 1.6;
363 for(i=0;i<fNRowUp;i++)
364 {
365 if(i<fNRowUp1){
366 Float_t x = firstrow + fOuter1PadPitchLength*(Float_t)i;
367 fPadRowUp[i]=x;
ab85d8c2 368// Float_t y =(x-0.5*fOuter1PadPitchLength)*tan(fOuterAngle/2.)-fOuterWireMount-
369// fOuterPadPitchWidth/2.;
b584c7dd 370 fYOuter[i+1]= x*tan(fOuterAngle/2.)-fOuterWireMount;
ab85d8c2 371 //fNPadsUp[i] = 1+2*(Int_t)(y/fOuterPadPitchWidth) ;
372 fNPadsUp[i] = AliTPCROC::Instance()->GetNPads(36,i) ; // ROC implement
f03e3423 373 if(i==fNRowUp1-1) {
401bc5a5 374 fLastWireUp1=fPadRowUp[i] +0.625;
f03e3423 375 firstrow = fPadRowUp[i] + 0.5*(fOuter1PadPitchLength+fOuter2PadPitchLength);
376 }
377 }
378 else
379 {
380 Float_t x = firstrow + fOuter2PadPitchLength*(Float_t)(i-64);
381 fPadRowUp[i]=x;
ab85d8c2 382 //Float_t y =(x-0.5*fOuter2PadPitchLength)*tan(fOuterAngle/2.)-fOuterWireMount-
383 // fOuterPadPitchWidth/2.;
384 //fNPadsUp[i] = 1+2*(Int_t)(y/fOuterPadPitchWidth) ;
385 fNPadsUp[i] = AliTPCROC::Instance()->GetNPads(36,i) ; // ROC implement
cc80f89e 386 }
b584c7dd 387 fYOuter[i+1] = fPadRowUp[i]*tan(fOuterAngle/2.)-fOuterWireMount;
f03e3423 388 }
b584c7dd 389 // cross talk rows
390 fYOuter[0]=(fPadRowUp[0]-fOuter1PadPitchLength)*tan(fOuterAngle/2.)-fOuterWireMount;
391 fYOuter[fNRowUp+1]=(fPadRowUp[fNRowUp-1]+fOuter2PadPitchLength)*tan(fOuterAngle/2.)-fOuterWireMount;
f03e3423 392 fNtRows = fNInnerSector*fNRowLow+fNOuterSector*fNRowUp;
393 fbStatus = kTRUE;
394 return kTRUE;
395}
396Float_t AliTPCParamSR::GetYInner(Int_t irow) const
397{
398 return fYInner[irow];
399}
400Float_t AliTPCParamSR::GetYOuter(Int_t irow) const
401{
402 return fYOuter[irow];
cc80f89e 403}
cc80f89e 404
cc80f89e 405void AliTPCParamSR::Streamer(TBuffer &R__b)
406{
407 // Stream an object of class AliTPC.
408
409 if (R__b.IsReading()) {
410 Version_t R__v = R__b.ReadVersion(); if (R__v) { }
411 // TObject::Streamer(R__b);
412 AliTPCParam::Streamer(R__b);
413 // if (R__v < 2) return;
414 Update();
ab85d8c2 415 if (gGeoManager) ReadGeoMatrices();
cc80f89e 416 } else {
417 R__b.WriteVersion(AliTPCParamSR::IsA());
418 //TObject::Streamer(R__b);
419 AliTPCParam::Streamer(R__b);
420 }
421}
de61d5d5 422Int_t AliTPCParamSR::CalcResponseFast(Float_t* xyz, Int_t * index, Int_t row)
423{
424 //
425 //calculate bin response as function of the input position -x
426 //return number of valid response bin
427 //
428 //we suppose that coordinate is expressed in float digits
429 // it's mean coordinate system 8
b584c7dd 430 //xyz[0] - electron position w.r.t. pad center, normalized to pad length,
431 //xyz[1] is float pad (center pad is number 0) and xyz[2] is float time bin
e61fd20d 432 //xyz[3] - electron time in float time bin format
f03e3423 433 if ( (fInnerPRF==0)||(fOuter1PRF==0)||(fOuter2PRF==0) ||(fTimeRF==0) ){
de61d5d5 434 Error("AliTPCParamSR", "response function was not adjusted");
435 return -1;
436 }
437
b4de2219 438 const Int_t kpadn = 500;
439 const Float_t kfpadn = 500.;
440 const Int_t ktimen = 500;
441 const Float_t kftimen = 500.;
442 const Int_t kpadrn = 500;
443 const Float_t kfpadrn = 500.;
de61d5d5 444
445
cc80f89e 446
b4de2219 447 static Float_t prfinner[2*kpadrn][5*kpadn]; //pad divided by 50
448 static Float_t prfouter1[2*kpadrn][5*kpadn]; //prfouter division
449 static Float_t prfouter2[2*kpadrn][5*kpadn];
ab85d8c2 450 static Float_t kTanMax =0;
f03e3423 451
b4de2219 452 static Float_t rftime[5*ktimen]; //time division
de61d5d5 453 static Int_t blabla=0;
454 static Float_t zoffset=0;
455 static Float_t zwidth=0;
456 static Float_t zoffset2=0;
457 static TH1F * hdiff=0;
458 static TH1F * hdiff1=0;
459 static TH1F * hdiff2=0;
460
461 if (blabla==0) { //calculate Response function - only at the begginning
ab85d8c2 462 kTanMax = TMath::ATan(10.*TMath::DegToRad());
de61d5d5 463 hdiff =new TH1F("prf_diff","prf_diff",10000,-1,1);
464 hdiff1 =new TH1F("no_repsonse1","no_response1",10000,-1,1);
465 hdiff2 =new TH1F("no_response2","no_response2",10000,-1,1);
466
467 blabla=1;
468 zoffset = GetZOffset();
469 zwidth = fZWidth;
470 zoffset2 = zoffset/zwidth;
b4de2219 471 for (Int_t i=0;i<5*ktimen;i++){
472 rftime[i] = fTimeRF->GetRF(((i-2.5*kftimen)/kftimen)*zwidth+zoffset);
de61d5d5 473 }
b4de2219 474 for (Int_t i=0;i<5*kpadn;i++){
475 for (Int_t j=0;j<2*kpadrn;j++){
de61d5d5 476 prfinner[j][i] =
b4de2219 477 fInnerPRF->GetPRF((i-2.5*kfpadn)/kfpadn
478 *fInnerPadPitchWidth,(j-kfpadrn)/kfpadrn*fInnerPadPitchLength);
f03e3423 479 prfouter1[j][i] =
b4de2219 480 fOuter1PRF->GetPRF((i-2.5*kfpadn)/kfpadn
481 *fOuterPadPitchWidth,(j-kfpadrn)/kfpadrn*fOuter1PadPitchLength);
f03e3423 482
483 //
484 prfouter2[j][i] =
b4de2219 485 fOuter2PRF->GetPRF((i-2.5*kfpadn)/kfpadn
486 *fOuterPadPitchWidth,(j-kfpadrn)/kfpadrn*fOuter2PadPitchLength);
de61d5d5 487 }
488 }
f03e3423 489 } // the above is calculated only once
490
de61d5d5 491 // calculate central padrow, pad, time
b584c7dd 492 Int_t npads = GetNPads(index[1],index[3]-1);
f03e3423 493 Int_t cpadrow = index[2]; // electrons are here
de61d5d5 494 Int_t cpad = TMath::Nint(xyz[1]);
753797ce 495 Int_t ctime = TMath::Nint(xyz[2]+zoffset2+xyz[3]-GetNTBinsL1());
de61d5d5 496 //calulate deviation
497 Float_t dpadrow = xyz[0];
498 Float_t dpad = xyz[1]-cpad;
753797ce 499 Float_t dtime = xyz[2]+zoffset2+xyz[3]-ctime-GetNTBinsL1();
de61d5d5 500 Int_t cindex =0;
501 Int_t cindex3 =0;
502 Int_t maxt =GetMaxTBin();
503
504 Int_t fpadrow;
505 Int_t lpadrow;
506
507 if (row>=0) { //if we are interesting about given pad row
508 fpadrow = row-cpadrow;
509 lpadrow = row-cpadrow;
510 }else{
511 fpadrow = (index[2]>1) ? -1 :0;
512 lpadrow = (index[2]<GetNRow(index[1])-1) ? 1:0;
513 }
ab85d8c2 514
de61d5d5 515 Int_t fpad = (cpad > -npads/2+1) ? -2: -npads/2-cpad;
ab85d8c2 516 Int_t lpad = (cpad < npads/2-2) ? 2: npads/2-1-cpad;
de61d5d5 517 Int_t ftime = (ctime>1) ? -2: -ctime;
518 Int_t ltime = (ctime<maxt-2) ? 2: maxt-ctime-1;
519
f03e3423 520 // cross talk from long pad to short one
b584c7dd 521 if(row==fNRowUp1 && fpadrow==-1) {
f03e3423 522 dpadrow *= fOuter2PadPitchLength;
523 dpadrow += fOuterWWPitch;
524 dpadrow /= fOuter1PadPitchLength;
525 }
526 // cross talk from short pad to long one
b584c7dd 527 if(row==fNRowUp1+1 && fpadrow==1){
f03e3423 528 dpadrow *= fOuter1PadPitchLength;
b584c7dd 529 if(dpadrow < 0.) dpadrow = -1.; //protection against 3rd wire
f03e3423 530 dpadrow += fOuterWWPitch;
531 dpadrow /= fOuter2PadPitchLength;
532
533 }
ab85d8c2 534
f03e3423 535 // "normal"
b4de2219 536 Int_t apadrow = TMath::Nint((dpadrow-fpadrow)*kfpadrn+kfpadrn);
de61d5d5 537 for (Int_t ipadrow = fpadrow; ipadrow<=lpadrow;ipadrow++){
b4de2219 538 if ( (apadrow<0) || (apadrow>=2*kpadrn))
de61d5d5 539 continue;
ab85d8c2 540 // pad angular correction
541 Float_t angle = kTanMax*2.*(cpad+0.5)/Float_t(npads);
542 Float_t dpadangle =0;
543 if (index[1]<fNInnerSector){
544 dpadangle = angle*dpadrow*fInnerPadPitchLength/fInnerPadPitchWidth;
545 }
546 else{
547 if(row < fNRowUp1+1){
548 dpadangle = angle*dpadrow*fOuter1PadPitchLength/fOuterPadPitchWidth;
549 }
550 else {
551 dpadangle = angle*dpadrow*fOuter2PadPitchLength/fOuterPadPitchWidth;
552 }
553 }
554 if (ipadrow==0) dpadangle *=-1;
555 //
556 // Int_t apad= TMath::Nint((dpad-fpad)*kfpadn+2.5*kfpadn);
557 Int_t apad= TMath::Nint((dpad+dpadangle-fpad)*kfpadn+2.5*kfpadn);
de61d5d5 558 for (Int_t ipad = fpad; ipad<=lpad;ipad++){
559 Float_t cweight;
ab85d8c2 560 if (index[1]<fNInnerSector){
de61d5d5 561 cweight=prfinner[apadrow][apad];
ab85d8c2 562 }
f03e3423 563 else{
ab85d8c2 564 if(row < fNRowUp1+1){
f03e3423 565 cweight=prfouter1[apadrow][apad];
ab85d8c2 566 }
567 else {
568 cweight=prfouter2[apadrow][apad];
569 }
f03e3423 570 }
de61d5d5 571 // if (cweight<fResponseThreshold) continue;
b4de2219 572 Int_t atime = TMath::Nint((dtime-ftime)*kftimen+2.5*kftimen);
de61d5d5 573 for (Int_t itime = ftime;itime<=ltime;itime++){
574 Float_t cweight2 = cweight*rftime[atime];
575 if (cweight2>fResponseThreshold) {
576 fResponseBin[cindex3++]=cpadrow+ipadrow;
577 fResponseBin[cindex3++]=cpad+ipad;
578 fResponseBin[cindex3++]=ctime+itime;
ab85d8c2 579 fResponseWeight[cindex++]=cweight2;
de61d5d5 580 }
b4de2219 581 atime-=ktimen;
de61d5d5 582 }
b4de2219 583 apad-= kpadn;
de61d5d5 584 }
b4de2219 585 apadrow-=kpadrn;
de61d5d5 586 }
587 fCurrentMax=cindex;
588 return fCurrentMax;
589
590}
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