[u/mrichter/AliRoot.git] / TOF / AliTOFSDigit.cxx

/**************************************************************************
 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 *                                                                        *
 * Author: The ALICE Off-line Project.                                    *
 * Contributors are mentioned in the code where appropriate.              *
 *                                                                        *    
 * Permission to use, copy, modify and distribute this software and its   *
 * documentation strictly for non-commercial purposes is hereby granted   *
 * without fee, provided that the above copyright notice appears in all   *
 * copies and that both the copyright notice and this permission notice   *
 * appear in the supporting documentation. The authors make no claims     *
 * about the suitability of this software for any purpose. It is          *
 * provided "as is" without express or implied warranty.                  * 
 **************************************************************************/

/* $Id$ */

//_________________________________________________________________________//
//                                                                         //
//  TOF sdigit: member variables                                           //
//  fSector  : TOF sector                                                  //
//  fPlate   : TOF plate                                                   //
//  fStrip   : strips number                                               //
//  fPadx    : pad number along x                                          //
//  fPadz    : pad number along z                                          //
//  fTdc     : TArrayF of TDC values                                       //
//  fAdc     : TArrayF of ADC values                                       //
//                                                                         //
//  Getters, setters and member functions  defined here                    //
//                                                                         //
// -- Authors: F. Pierella, A. Seganti, D. Vicinanza                       //
//_________________________________________________________________________//

#include "TArrayF.h"
#include "TArrayI.h"

#include "AliLog.h"

#include "AliTOFGeometry.h"
#include "AliTOFSDigit.h"

ClassImp(AliTOFSDigit)

////////////////////////////////////////////////////////////////////////
AliTOFSDigit::AliTOFSDigit():
  fSector(-1),
  fPlate(-1),
  fStrip(-1),
  fPadx(-1),
  fPadz(-1),
  fNDigits(0),
  fTdc(0x0),
  fAdc(0x0),
  fTracks(0x0)
{
  //
  // default ctor
  //
}

////////////////////////////////////////////////////////////////////////
AliTOFSDigit::AliTOFSDigit(Int_t tracknum, Int_t *vol,Float_t *digit):
  TObject(),
  fSector(-1),
  fPlate(-1),
  fStrip(-1),
  fPadx(-1),
  fPadz(-1),
  fNDigits(0),
  fTdc(0x0),
  fAdc(0x0),
  fTracks(0x0)
{
  //
  // Constructor of digit object
  //

  fSector = vol[0];
  fPlate  = vol[1];
  fStrip  = vol[2];
  fPadx   = vol[3];
  fPadz   = vol[4];
  fNDigits = 1;
  fTdc = new TArrayF(fNDigits);
  (*fTdc)[0] = digit[0];
  fAdc = new TArrayF(fNDigits);
  (*fAdc)[0] = digit[1];
  fTracks = new TArrayI(kMAXDIGITS*fNDigits);
  (*fTracks)[0] = tracknum;
  for (Int_t i = 1; i <kMAXDIGITS*fNDigits; i++) {
    (*fTracks)[i] = -1;
  }
}

////////////////////////////////////////////////////////////////////////
AliTOFSDigit::AliTOFSDigit(const AliTOFSDigit & digit):
  TObject(),
  fSector(-1),
  fPlate(-1),
  fStrip(-1),
  fPadx(-1),
  fPadz(-1),
  fNDigits(0),
  fTdc(0x0),
  fAdc(0x0),
  fTracks(0x0)
{
  // 
  // copy ctor for AliTOFSDigit object
  //
  fSector = digit.fSector;
  fPlate  = digit.fPlate;
  fStrip  = digit.fStrip;
  fPadx   = digit.fPadx;
  fPadz   = digit.fPadz;
  fNDigits = digit.fNDigits;
  fTdc = new TArrayF(*digit.fTdc);  
  fAdc = new TArrayF(*digit.fAdc);
  fTracks = new TArrayI(*digit.fTracks);
}

////////////////////////////////////////////////////////////////////////
AliTOFSDigit& AliTOFSDigit::operator=(const AliTOFSDigit & digit)
{
  // 
  // copy ctor for AliTOFSDigit object
  //
  this->fSector = digit.fSector;
  this->fPlate  = digit.fPlate;
  this->fStrip  = digit.fStrip;
  this->fPadx   = digit.fPadx;
  this->fPadz   = digit.fPadz;
  this->fNDigits = digit.fNDigits;
  this->fTdc = digit.fTdc;
  this->fAdc = digit.fAdc;
  this->fTracks = digit.fTracks;
  return *this;

}

////////////////////////////////////////////////////////////////////////
AliTOFSDigit::AliTOFSDigit(Int_t sector, Int_t plate, Int_t strip, Int_t padx,
			   Int_t padz, Float_t tdc, Float_t adc):
  fSector(sector),
  fPlate(plate),
  fStrip(strip),
  fPadx(padx),
  fPadz(padz),
  fNDigits(1),
  fTdc(0x0),
  fAdc(0x0),
  fTracks(0x0)
{
  //
  // Constructor for sdigit
  //
  fTdc = new TArrayF(fNDigits);
  (*fTdc)[0] = tdc;   
  fAdc = new TArrayF(fNDigits);
  (*fAdc)[0] = adc;   
  // no tracks were specified, set them to -1
  fTracks = new TArrayI(kMAXDIGITS*fNDigits);
  for (Int_t i = 0; i <kMAXDIGITS*fNDigits; i++) {
    (*fTracks)[i] = -1;
  }
}

////////////////////////////////////////////////////////////////////////
void AliTOFSDigit::GetLocation(Int_t *Loc) const
{
  //
  // Get the coordinates of the digit
  // in terms of Sector - Plate - Strip - Pad
  //
  
  Loc[0]=fSector;
  Loc[1]=fPlate;
  Loc[2]=fStrip;
  Loc[3]=fPadx;
  Loc[4]=fPadz;
}

////////////////////////////////////////////////////////////////////////
void AliTOFSDigit::Update(Float_t tdcbin, Int_t tdc, Int_t adc, Int_t track)
{
  //
  // Add charge and track
  //
  
  Int_t sameTime = -1;
  Float_t tdcwindow=((Float_t)AliTOFGeometry::TimeDiff())/tdcbin;
  for (Int_t i = 0; i < fNDigits; i++) {
    if (TMath::Abs(tdc-fTdc->At(i)) < tdcwindow) {
      sameTime = i;
      break;
    }
  }
  
  if (sameTime >= 0) {
    (*fAdc)[sameTime] += static_cast<Float_t>(adc);
    // update track - find the first -1  value and replace it by the
    // track number
    for (Int_t iTrack=0; iTrack<kMAXDIGITS; iTrack++) {
      if ((*fTracks)[sameTime*kMAXDIGITS+iTrack] == -1) {
	(*fTracks)[sameTime*kMAXDIGITS+iTrack] = track;
	break;
      }
      // write warning about many tracks going to this pad
      if (iTrack == kMAXDIGITS) {
	AliWarning("Many hits in the padhit");
	//	ToAliWarning(PrintPad());
      }
    }
  } else {
    // add new time slot
    fNDigits++;
    fTdc->Set(fNDigits);
    (*fTdc)[fNDigits-1] = tdc;
    fAdc->Set(fNDigits);
    (*fAdc)[fNDigits-1] = adc;
    fTracks->Set(fNDigits*kMAXDIGITS);
    (*fTracks)[(fNDigits-1)*kMAXDIGITS] = track;
    for (Int_t i = 1; i <kMAXDIGITS; i++) {
      (*fTracks)[(fNDigits-1)*kMAXDIGITS+i] = -1;
    }
  }
  
}

////////////////////////////////////////////////////////////////////////
void AliTOFSDigit::Update(AliTOFSDigit* sdig)
{

  //
  // Perform the sum with sdig
  //

  // start loop on all sdig locations
  Int_t nlocations=sdig->GetNDigits();

  for (Int_t j = 0; j < nlocations; j++) {
    Float_t tdcbin = AliTOFGeometry::TdcBinWidth();// [ps] hardwired for the time being
    Int_t tdc=(Int_t)sdig->GetTdc(j);
    Int_t adc=(Int_t)sdig->GetAdc(j);
    // getting here only the first track number
    Int_t track=GetTrack(j,0);
    
    
    Int_t sameTime = -1;
    Float_t tdcwindow=((Float_t)AliTOFGeometry::TimeDiff())/tdcbin;
    for (Int_t i = 0; i < fNDigits; i++) {
      if (TMath::Abs(tdc-fTdc->At(i)) < tdcwindow) {
	sameTime = i;
	break;
      }
    }
    
    if (sameTime >= 0) {
      (*fAdc)[sameTime] += static_cast<Float_t>(adc);
      // update track - find the first -1  value and replace it by the
      // track number
      for (Int_t iTrack=0; iTrack<kMAXDIGITS; iTrack++) {
	if ((*fTracks)[sameTime*kMAXDIGITS+iTrack] == -1) {
	  (*fTracks)[sameTime*kMAXDIGITS+iTrack] = track;
	  break;
	}
	// write warning about many tracks going to this pad
	if (iTrack == kMAXDIGITS) {
	  AliWarning("Many hits in the padhit");
	  //	ToAliWarning(PrintPad());
	}
      }
    } else {
      // add new time slot
      fNDigits++;
      fTdc->Set(fNDigits);
      (*fTdc)[fNDigits-1] = tdc;
      fAdc->Set(fNDigits);
      (*fAdc)[fNDigits-1] = adc;
      fTracks->Set(fNDigits*kMAXDIGITS);
      (*fTracks)[(fNDigits-1)*kMAXDIGITS] = track;
      for (Int_t i = 1; i <kMAXDIGITS; i++) {
	(*fTracks)[(fNDigits-1)*kMAXDIGITS+i] = -1;
      } // for (Int_t i = 1; i <kMAXDIGITS; i++)
    } // if (sameTime >= 0)
  } // end loop on sdig locations
}

////////////////////////////////////////////////////////////////////////
AliTOFSDigit::~AliTOFSDigit()
{
  //
  // dtor
  //
  delete fTdc;
  delete fAdc;
  delete fTracks;
}

////////////////////////////////////////////////////////////////////////

Int_t AliTOFSDigit::GetTotPad(AliTOFGeometry *tofGeom) const
{
  //
  // Get the "total" index of the pad inside a Sector
  // starting from the digits data.
  //
  
  Int_t pad = 2*fPadx + fPadz;
  //Int_t pad = fPadx+AliTOFGeometry::NpadX()*fPadz;
  Int_t before=0;
  
  switch(fPlate){ 
  case 0:
    //before = 0;
    break;
  case 1:
    before = tofGeom->NStripC();
    break;
  case 2:
    before = AliTOFGeometry::NStripB() +   tofGeom->NStripC();
    break;
  case 3:
    before = AliTOFGeometry::NStripA() +   AliTOFGeometry::NStripB() + tofGeom->NStripC();
    break;
  case 4:
    before = AliTOFGeometry::NStripA() + 2*AliTOFGeometry::NStripB() + tofGeom->NStripC();
    break;
  }
  
  Int_t strip = fStrip + before;
  Int_t padTot = AliTOFGeometry::NpadXStrip()*strip + pad;
  return padTot;
}
Commit	Line	Data
5919c40c	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	/* $Id$ */
5919c40c	17
0e46b9ae	18	//_________________________________________________________________________//
	19	// //
	20	// TOF sdigit: member variables //
	21	// fSector : TOF sector //
	22	// fPlate : TOF plate //
	23	// fStrip : strips number //
	24	// fPadx : pad number along x //
	25	// fPadz : pad number along z //
	26	// fTdc : TArrayF of TDC values //
	27	// fAdc : TArrayF of ADC values //
	28	// //
	29	// Getters, setters and member functions defined here //
	30	// //
	31	// -- Authors: F. Pierella, A. Seganti, D. Vicinanza //
	32	//_________________________________________________________________________//
ea7a588a	33
5919c40c	34	#include "TArrayF.h"
	35	#include "TArrayI.h"
	36
d076c8d5	37	#include "AliLog.h"
0e46b9ae	38
0f4a7374	39	#include "AliTOFGeometry.h"
88cb7938	40	#include "AliTOFSDigit.h"
5919c40c	41
	42	ClassImp(AliTOFSDigit)
	43
	44	////////////////////////////////////////////////////////////////////////
655e379f	45	AliTOFSDigit::AliTOFSDigit():
	46	fSector(-1),
	47	fPlate(-1),
	48	fStrip(-1),
	49	fPadx(-1),
	50	fPadz(-1),
	51	fNDigits(0),
	52	fTdc(0x0),
	53	fAdc(0x0),
	54	fTracks(0x0)
5919c40c	55	{
ea7a588a	56	//
	57	// default ctor
	58	//
5919c40c	59	}
	60
	61	////////////////////////////////////////////////////////////////////////
655e379f	62	AliTOFSDigit::AliTOFSDigit(Int_t tracknum, Int_t vol,Float_t digit):
	63	TObject(),
	64	fSector(-1),
	65	fPlate(-1),
	66	fStrip(-1),
	67	fPadx(-1),
	68	fPadz(-1),
	69	fNDigits(0),
	70	fTdc(0x0),
	71	fAdc(0x0),
	72	fTracks(0x0)
5919c40c	73	{
ea7a588a	74	//
	75	// Constructor of digit object
	76	//
0f4a7374	77
5919c40c	78	fSector = vol[0];
	79	fPlate = vol[1];
	80	fStrip = vol[2];
	81	fPadx = vol[3];
	82	fPadz = vol[4];
	83	fNDigits = 1;
	84	fTdc = new TArrayF(fNDigits);
	85	(*fTdc)[0] = digit[0];
	86	fAdc = new TArrayF(fNDigits);
	87	(*fAdc)[0] = digit[1];
	88	fTracks = new TArrayI(kMAXDIGITS*fNDigits);
	89	(*fTracks)[0] = tracknum;
	90	for (Int_t i = 1; i <kMAXDIGITS*fNDigits; i++) {
	91	(*fTracks)[i] = -1;
	92	}
	93	}
	94
	95	////////////////////////////////////////////////////////////////////////
655e379f	96	AliTOFSDigit::AliTOFSDigit(const AliTOFSDigit & digit):
	97	TObject(),
	98	fSector(-1),
	99	fPlate(-1),
	100	fStrip(-1),
	101	fPadx(-1),
	102	fPadz(-1),
	103	fNDigits(0),
	104	fTdc(0x0),
	105	fAdc(0x0),
	106	fTracks(0x0)
5919c40c	107	{
	108	//
	109	// copy ctor for AliTOFSDigit object
	110	//
	111	fSector = digit.fSector;
	112	fPlate = digit.fPlate;
	113	fStrip = digit.fStrip;
	114	fPadx = digit.fPadx;
	115	fPadz = digit.fPadz;
	116	fNDigits = digit.fNDigits;
	117	fTdc = new TArrayF(*digit.fTdc);
	118	fAdc = new TArrayF(*digit.fAdc);
	119	fTracks = new TArrayI(*digit.fTracks);
	120	}
	121
7aeeaf38	122	////////////////////////////////////////////////////////////////////////
	123	AliTOFSDigit& AliTOFSDigit::operator=(const AliTOFSDigit & digit)
	124	{
	125	//
	126	// copy ctor for AliTOFSDigit object
	127	//
	128	this->fSector = digit.fSector;
	129	this->fPlate = digit.fPlate;
	130	this->fStrip = digit.fStrip;
	131	this->fPadx = digit.fPadx;
	132	this->fPadz = digit.fPadz;
	133	this->fNDigits = digit.fNDigits;
	134	this->fTdc = digit.fTdc;
	135	this->fAdc = digit.fAdc;
	136	this->fTracks = digit.fTracks;
	137	return *this;
	138
	139	}
	140
5919c40c	141	////////////////////////////////////////////////////////////////////////
5919c40c	142	AliTOFSDigit::AliTOFSDigit(Int_t sector, Int_t plate, Int_t strip, Int_t padx,
655e379f	143	Int_t padz, Float_t tdc, Float_t adc):
	144	fSector(sector),
	145	fPlate(plate),
	146	fStrip(strip),
	147	fPadx(padx),
	148	fPadz(padz),
	149	fNDigits(1),
	150	fTdc(0x0),
	151	fAdc(0x0),
	152	fTracks(0x0)
5919c40c	153	{
ea7a588a	154	//
	155	// Constructor for sdigit
	156	//
5919c40c	157	fTdc = new TArrayF(fNDigits);
	158	(*fTdc)[0] = tdc;
	159	fAdc = new TArrayF(fNDigits);
ea7a588a	160	(*fAdc)[0] = adc;
ea7a588a	161	// no tracks were specified, set them to -1
5919c40c	162	fTracks = new TArrayI(kMAXDIGITS*fNDigits);
	163	for (Int_t i = 0; i <kMAXDIGITS*fNDigits; i++) {
	164	(*fTracks)[i] = -1;
	165	}
	166	}
ea7a588a	167
5919c40c	168	////////////////////////////////////////////////////////////////////////
	169	void AliTOFSDigit::GetLocation(Int_t *Loc) const
	170	{
ea7a588a	171	//
	172	// Get the coordinates of the digit
	173	// in terms of Sector - Plate - Strip - Pad
	174	//
	175
	176	Loc[0]=fSector;
	177	Loc[1]=fPlate;
	178	Loc[2]=fStrip;
	179	Loc[3]=fPadx;
	180	Loc[4]=fPadz;
5919c40c	181	}
	182
	183	////////////////////////////////////////////////////////////////////////
b213b8bd	184	void AliTOFSDigit::Update(Float_t tdcbin, Int_t tdc, Int_t adc, Int_t track)
5919c40c	185	{
ea7a588a	186	//
	187	// Add charge and track
	188	//
	189
5919c40c	190	Int_t sameTime = -1;
0f4a7374	191	Float_t tdcwindow=((Float_t)AliTOFGeometry::TimeDiff())/tdcbin;
5919c40c	192	for (Int_t i = 0; i < fNDigits; i++) {
b213b8bd	193	if (TMath::Abs(tdc-fTdc->At(i)) < tdcwindow) {
5919c40c	194	sameTime = i;
	195	break;
	196	}
	197	}
ea7a588a	198
5919c40c	199	if (sameTime >= 0) {
5919c40c	200	(*fAdc)[sameTime] += static_cast<Float_t>(adc);
ea7a588a	201	// update track - find the first -1 value and replace it by the
ea7a588a	202	// track number
5919c40c	203	for (Int_t iTrack=0; iTrack<kMAXDIGITS; iTrack++) {
	204	if ((fTracks)[sameTimekMAXDIGITS+iTrack] == -1) {
	205	(fTracks)[sameTimekMAXDIGITS+iTrack] = track;
	206	break;
	207	}
ea7a588a	208	// write warning about many tracks going to this pad
5919c40c	209	if (iTrack == kMAXDIGITS) {
d076c8d5	210	AliWarning("Many hits in the padhit");
d076c8d5	211	// ToAliWarning(PrintPad());
5919c40c	212	}
	213	}
	214	} else {
ea7a588a	215	// add new time slot
5919c40c	216	fNDigits++;
	217	fTdc->Set(fNDigits);
	218	(*fTdc)[fNDigits-1] = tdc;
	219	fAdc->Set(fNDigits);
	220	(*fAdc)[fNDigits-1] = adc;
	221	fTracks->Set(fNDigits*kMAXDIGITS);
	222	(fTracks)[(fNDigits-1)kMAXDIGITS] = track;
	223	for (Int_t i = 1; i <kMAXDIGITS; i++) {
	224	(fTracks)[(fNDigits-1)kMAXDIGITS+i] = -1;
	225	}
	226	}
ea7a588a	227
5919c40c	228	}
8e72349e	229
	230	////////////////////////////////////////////////////////////////////////
	231	void AliTOFSDigit::Update(AliTOFSDigit* sdig)
	232	{
	233
	234	//
	235	// Perform the sum with sdig
	236	//
	237
	238	// start loop on all sdig locations
	239	Int_t nlocations=sdig->GetNDigits();
	240
	241	for (Int_t j = 0; j < nlocations; j++) {
d3c7bfac	242	Float_t tdcbin = AliTOFGeometry::TdcBinWidth();// [ps] hardwired for the time being
8e72349e	243	Int_t tdc=(Int_t)sdig->GetTdc(j);
	244	Int_t adc=(Int_t)sdig->GetAdc(j);
	245	// getting here only the first track number
	246	Int_t track=GetTrack(j,0);
	247
	248
	249	Int_t sameTime = -1;
0f4a7374	250	Float_t tdcwindow=((Float_t)AliTOFGeometry::TimeDiff())/tdcbin;
8e72349e	251	for (Int_t i = 0; i < fNDigits; i++) {
	252	if (TMath::Abs(tdc-fTdc->At(i)) < tdcwindow) {
	253	sameTime = i;
	254	break;
	255	}
	256	}
	257
	258	if (sameTime >= 0) {
	259	(*fAdc)[sameTime] += static_cast<Float_t>(adc);
	260	// update track - find the first -1 value and replace it by the
	261	// track number
	262	for (Int_t iTrack=0; iTrack<kMAXDIGITS; iTrack++) {
	263	if ((fTracks)[sameTimekMAXDIGITS+iTrack] == -1) {
	264	(fTracks)[sameTimekMAXDIGITS+iTrack] = track;
	265	break;
	266	}
	267	// write warning about many tracks going to this pad
	268	if (iTrack == kMAXDIGITS) {
d076c8d5	269	AliWarning("Many hits in the padhit");
d076c8d5	270	// ToAliWarning(PrintPad());
8e72349e	271	}
	272	}
	273	} else {
	274	// add new time slot
	275	fNDigits++;
	276	fTdc->Set(fNDigits);
	277	(*fTdc)[fNDigits-1] = tdc;
	278	fAdc->Set(fNDigits);
	279	(*fAdc)[fNDigits-1] = adc;
	280	fTracks->Set(fNDigits*kMAXDIGITS);
	281	(fTracks)[(fNDigits-1)kMAXDIGITS] = track;
	282	for (Int_t i = 1; i <kMAXDIGITS; i++) {
	283	(fTracks)[(fNDigits-1)kMAXDIGITS+i] = -1;
	284	} // for (Int_t i = 1; i <kMAXDIGITS; i++)
	285	} // if (sameTime >= 0)
	286	} // end loop on sdig locations
	287	}
	288
5919c40c	289	////////////////////////////////////////////////////////////////////////
	290	AliTOFSDigit::~AliTOFSDigit()
	291	{
ea7a588a	292	//
	293	// dtor
	294	//
5919c40c	295	delete fTdc;
	296	delete fAdc;
	297	delete fTracks;
	298	}
	299
	300	////////////////////////////////////////////////////////////////////////
	301
d3c7bfac	302	Int_t AliTOFSDigit::GetTotPad(AliTOFGeometry *tofGeom) const
5919c40c	303	{
ea7a588a	304	//
	305	// Get the "total" index of the pad inside a Sector
	306	// starting from the digits data.
	307	//
	308
7e6dce66	309	Int_t pad = 2*fPadx + fPadz;
7e6dce66	310	//Int_t pad = fPadx+AliTOFGeometry::NpadX()*fPadz;
5919c40c	311	Int_t before=0;
ea7a588a	312
5919c40c	313	switch(fPlate){
7e6dce66	314	case 0:
7e6dce66	315	//before = 0;
ea7a588a	316	break;
7e6dce66	317	case 1:
d3c7bfac	318	before = tofGeom->NStripC();
ea7a588a	319	break;
7e6dce66	320	case 2:
d3c7bfac	321	before = AliTOFGeometry::NStripB() + tofGeom->NStripC();
ea7a588a	322	break;
7e6dce66	323	case 3:
d3c7bfac	324	before = AliTOFGeometry::NStripA() + AliTOFGeometry::NStripB() + tofGeom->NStripC();
ea7a588a	325	break;
7e6dce66	326	case 4:
d3c7bfac	327	before = AliTOFGeometry::NStripA() + 2*AliTOFGeometry::NStripB() + tofGeom->NStripC();
ea7a588a	328	break;
5919c40c	329	}
5919c40c	330
7e6dce66	331	Int_t strip = fStrip + before;
7e6dce66	332	Int_t padTot = AliTOFGeometry::NpadXStrip()*strip + pad;
5919c40c	333	return padTot;
5919c40c	334	}