AliAlgDetTOF.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.                  *
 **************************************************************************/

#include "AliAlgDetTOF.h"
#include "AliAlgVol.h"
#include "AliAlgSensTOF.h"
#include "AliAlgSteer.h"
#include "AliGeomManager.h"
#include "AliTOFGeometry.h"
#include "AliESDtrack.h"
#include <TGeoManager.h>

ClassImp(AliAlgDetTOF);

//____________________________________________
AliAlgDetTOF::AliAlgDetTOF(const char* title)
{
  // default c-tor
  SetNameTitle(AliAlgSteer::GetDetNameByDetID(AliAlgSteer::kTOF),title);
  SetDetID(AliAlgSteer::kTOF);
}

//____________________________________________
AliAlgDetTOF::~AliAlgDetTOF()
{
  // d-tor
}

//____________________________________________
void AliAlgDetTOF::DefineVolumes()
{
  // define TOF volumes
  //
  const int kNSect = 18, kNStrips = AliTOFGeometry::NStripA()+2*AliTOFGeometry::NStripB()+2*AliTOFGeometry::NStripC();
  int labDet = GetDetLabel();
  AliAlgSensTOF *strip=0;
  //
  //  AddVolume( volTOF = new AliAlgVol("TOF") ); // no main volume, why?
  AliAlgVol *sect[kNSect] = {0};
  //
  for (int isc=0;isc<kNSect;isc++) {
    int iid = labDet + (1+isc)*100;
    AddVolume(sect[isc] = new AliAlgVol(Form("TOF/sm%02d",isc),iid));
  }
  //
  int cnt = 0;
  for (int isc=0;isc<kNSect;isc++) {
    for (int istr=1;istr<=kNStrips;istr++) { // strip
      int iid = labDet + (1+isc)*100 + (1+istr);
      int vid = AliGeomManager::LayerToVolUID(AliGeomManager::kTOF, cnt++);
      const char *symname = Form("TOF/sm%02d/strip%02d",isc,istr);
      if (!gGeoManager->GetAlignableEntry(symname)) continue;
      AddVolume( strip=new AliAlgSensTOF(symname,vid,iid,isc) );
      strip->SetParent(sect[isc]);
    } // strip
  } // layer
  //
}

//____________________________________________
Bool_t AliAlgDetTOF::AcceptTrack(const AliESDtrack* trc,Int_t trtype) const 
{
  // test if detector had seed this track
  return CheckFlags(trc,trtype);
}