// -- Authors: F. Pierella, A. Seganti, D. Vicinanza //
//_________________________________________________________________________//
-//#include "TArrayI.h"
-
#include "AliLog.h"
#include "AliTOFGeometry.h"
}
////////////////////////////////////////////////////////////////////////
-AliTOFSDigit::AliTOFSDigit(Int_t tracknum, Int_t *vol,Int_t *digit):
+AliTOFSDigit::AliTOFSDigit(Int_t tracknum, Int_t * const vol,Int_t * const digit):
TObject(),
fSector(-1),
fPlate(-1),
//
Int_t sameTime = -1;
- Float_t tdcwindow=((Float_t)AliTOFGeometry::TimeDiff())/tdcbin;
+ Float_t tdcwindow = AliTOFGeometry::DeadTime()/tdcbin;
for (Int_t i = 0; i < fNDigits; i++) {
if (TMath::Abs(tdc-fTdc->At(i)) < tdcwindow) {
sameTime = i;
}
}
- if (sameTime >= 0) {
+ if (sameTime >= 0) { // another time measurement happens during the
+ // dead time of the hit pad => it corresponds
+ // to the same time measurement
(*fAdc)[sameTime] += 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());
+
+ // update track index array in case the current digit track index
+ // is different from -1
+ if (track!=-1) {
+
+ //Find the first -1 value of the track index array and replace
+ //it by the current digit track index
+ for (Int_t iTrack=0; iTrack<kMAXDIGITS; iTrack++) {
+ if (track==(*fTracks)[sameTime*kMAXDIGITS+iTrack]) break;
+ if ((*fTracks)[sameTime*kMAXDIGITS+iTrack] == -1) {
+ (*fTracks)[sameTime*kMAXDIGITS+iTrack] = track;
+ break;
+ }
+ // write warning about many tracks going to this pad at same time
+ if (iTrack == kMAXDIGITS-1) {
+ AliDebug(1,Form("Update: Many different tracks in the same TOF pad"
+ " (%2d %1d %2d %1d %2d)\n",
+ fSector,fPlate,fStrip,fPadz,fPadx));
+ //ToAliWarning(PrintPad());
+ }
}
}
- } else {
+
+ } else { // they are two different time measurements
+
// add new time slot
fNDigits++;
fTdc->Set(fNDigits);
(*fAdc)[fNDigits-1] = adc;
fTracks->Set(fNDigits*kMAXDIGITS);
(*fTracks)[(fNDigits-1)*kMAXDIGITS] = track;
- for (Int_t i = 1; i <kMAXDIGITS; i++) {
+ for (Int_t i = 1; i <kMAXDIGITS; i++)
(*fTracks)[(fNDigits-1)*kMAXDIGITS+i] = -1;
- }
+
}
}
////////////////////////////////////////////////////////////////////////
-void AliTOFSDigit::Update(AliTOFSDigit* sdig)
+void AliTOFSDigit::Update(AliTOFSDigit * const sdig)
{
//
// Perform the sum with sdig
//
- // start loop on all sdig locations
- Int_t nlocations=sdig->GetNDigits();
+ Float_t tdcbin = AliTOFGeometry::TdcBinWidth();// [ps] hardwired for the time being
+
+ Int_t track = -1;
+ Int_t adc = -1;
+ Int_t tdc = -1;
+ // 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);
+ tdc = (Int_t)sdig->GetTdc(j);
+ 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] += 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)
+ //Int_t track = GetTrack(j,0);
+
+ // getting here all the track numbers
+ for (Int_t iTrack = 0; iTrack<kMAXDIGITS; iTrack++) {
+ track = sdig->GetTrack(j,iTrack);
+ Update(tdcbin, tdc, adc, track);
+ } // end loop on tracks
+
} // end loop on sdig locations
+
+
}
////////////////////////////////////////////////////////////////////////
// starting from the digits data.
//
- Int_t pad = 2*fPadx + fPadz;
- //Int_t pad = fPadx+AliTOFGeometry::NpadX()*fPadz;
+ Int_t pad = AliTOFGeometry::NpadZ()*fPadx + fPadz;
Int_t before=0;
switch(fPlate){