[u/mrichter/AliRoot.git] / EMCAL / AliEMCAL.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.                  *
 **************************************************************************/

/* $Id$ */
//_________________________________________________________________________
// Base Class for EMCAL description:
// This class contains material definitions    
// for the EMCAL - It does not place the detector in Alice
//*-- Author: Yves Schutz (SUBATECH) 
//
//*-- Additional Contributions: Sahal Yacoob (LBNL/UCT)
//                            : Alexei Pavlinov (WSU) 
//
//////////////////////////////////////////////////////////////////////////////

// --- ROOT system ---
class TFile;
#include <TFolder.h> 
#include <TGeoGlobalMagField.h>
#include <TGraph.h> 
#include <TH1F.h> 
#include <TRandom.h> 
#include <TTree.h>
#include <TVirtualMC.h> 

// --- Standard library ---

// --- AliRoot header files ---
#include "AliMagF.h"
#include "AliLog.h"
#include "AliEMCAL.h"
#include "AliRun.h"
#include "AliRunLoader.h"
#include "AliCDBManager.h"
#include "AliEMCALLoader.h"
#include "AliEMCALSDigitizer.h"
#include "AliEMCALDigitizer.h"
#include "AliEMCALDigit.h"
#include "AliEMCALRawUtils.h"
#include "AliCDBManager.h"
#include "AliCDBEntry.h"
#include "AliEMCALRawUtils.h"
#include "AliRawReader.h"
#include "AliEMCALTriggerData.h"
#include "AliEMCALRecParam.h"
#include "AliRawEventHeaderBase.h"

ClassImp(AliEMCAL)

//for embedding
AliEMCALRawUtils*        AliEMCAL::fgRawUtils   = 0;   // EMCAL raw utilities class

//____________________________________________________________________________
AliEMCAL::AliEMCAL()
  : AliDetector(),
    fBirkC0(0),
    fBirkC1(0.),
    fBirkC2(0.),
    fGeometry(0), 
    fCheckRunNumberAndGeoVersion(kTRUE),
    fTriggerData(0x0)
{
  // Default ctor 
  fName = "EMCAL" ;
  InitConstants();
  
  // Should call  AliEMCALGeometry::GetInstance(EMCAL->GetTitle(),"") for getting EMCAL geometry
}

//____________________________________________________________________________
AliEMCAL::AliEMCAL(const char* name, const char* title)
  : AliDetector(name,title),
    fBirkC0(0),
    fBirkC1(0.),
    fBirkC2(0.),
    fGeometry(0), 
    fCheckRunNumberAndGeoVersion(kTRUE),
    fTriggerData(0x0)
{
  //   ctor : title is used to identify the layout
  InitConstants();
  
}

//____________________________________________________________________________
AliEMCAL::~AliEMCAL()
{
  //dtor
  delete fgRawUtils;
  delete fTriggerData;
    
  AliLoader *emcalLoader=0;
  if ((emcalLoader = AliRunLoader::Instance()->GetDetectorLoader("EMCAL")))
    emcalLoader->CleanSDigitizer();
  

}

//____________________________________________________________________________
void AliEMCAL::InitConstants()
{
  //initialize EMCAL values
  fBirkC0 = 1;
  fBirkC1 = 0.013/1.032;
  fBirkC2 = 9.6e-6/(1.032 * 1.032);
}

//Not needed, modify $ALICE_ROOT/data/galice.cuts instead.
//Load the modified one in the configuration file with SetTransPar
// //____________________________________________________________________________
// void AliEMCAL::DefineMediumParameters()
// {
//   //
//   // EMCAL cuts (Geant3) 
//   // 
//   Int_t * idtmed = fIdtmed->GetArray() - 1599 ; 
// // --- Set decent energy thresholds for gamma and electron tracking

//   // Tracking threshold for photons and electrons in Lead 
//   Float_t cutgam=10.e-5; // 100 kev;
//   Float_t cutele=10.e-5; // 100 kev;
//   TString ntmp(GetTitle()); 
//   ntmp.ToUpper();
//   if(ntmp.Contains("10KEV")) {
//     cutele = cutgam = 1.e-5;
//   } else if(ntmp.Contains("50KEV")) {
//     cutele = cutgam = 5.e-5;
//   } else if(ntmp.Contains("100KEV")) {
//     cutele = cutgam = 1.e-4;
//   } else if(ntmp.Contains("200KEV")) {
//     cutele = cutgam = 2.e-4;
//   } else if(ntmp.Contains("500KEV")) {
//     cutele = cutgam = 5.e-4;
//   }

//   gMC->Gstpar(idtmed[1600],"CUTGAM", cutgam);
//   gMC->Gstpar(idtmed[1600],"CUTELE", cutele); // 1MEV -> 0.1MEV; 15-aug-05
//   gMC->Gstpar(idtmed[1600],"BCUTE",  cutgam);  // BCUTE and BCUTM start from GUTGUM
//   gMC->Gstpar(idtmed[1600],"BCUTM",  cutgam);  // BCUTE and BCUTM start from GUTGUM
//   // --- Generate explicitly delta rays in Lead ---
//   gMC->Gstpar(idtmed[1600], "LOSS", 3) ;
//   gMC->Gstpar(idtmed[1600], "DRAY", 1) ;
//   gMC->Gstpar(idtmed[1600], "DCUTE", cutele) ;
//   gMC->Gstpar(idtmed[1600], "DCUTM", cutele) ;

// // --- in aluminium parts ---
//   gMC->Gstpar(idtmed[1602],"CUTGAM", cutgam) ;
//   gMC->Gstpar(idtmed[1602],"CUTELE", cutele) ;
//   gMC->Gstpar(idtmed[1602],"BCUTE",  cutgam);  // BCUTE and BCUTM start from GUTGUM
//   gMC->Gstpar(idtmed[1602],"BCUTM",  cutgam);  // BCUTE and BCUTM start from GUTGUM
//   gMC->Gstpar(idtmed[1602], "LOSS",3.) ;
//   gMC->Gstpar(idtmed[1602], "DRAY",1.) ;
//   gMC->Gstpar(idtmed[1602], "DCUTE", cutele) ;
//   gMC->Gstpar(idtmed[1602], "DCUTM", cutele) ;

// // --- and finally thresholds for photons and electrons in the scintillator ---
//   gMC->Gstpar(idtmed[1601],"CUTGAM", cutgam) ;
//   gMC->Gstpar(idtmed[1601],"CUTELE", cutele) ;// 1MEV -> 0.1MEV; 15-aug-05
//   gMC->Gstpar(idtmed[1601],"BCUTE",  cutgam);  // BCUTE and BCUTM start from GUTGUM
//   gMC->Gstpar(idtmed[1601],"BCUTM",  cutgam);  // BCUTE and BCUTM start from GUTGUM
//   gMC->Gstpar(idtmed[1601], "LOSS",3) ; // generate delta rays 
//   gMC->Gstpar(idtmed[1601], "DRAY",1) ;
//   gMC->Gstpar(idtmed[1601], "DCUTE", cutele) ;
//   gMC->Gstpar(idtmed[1601], "DCUTM", cutele) ;

//   // S steel - 
//   gMC->Gstpar(idtmed[1603],"CUTGAM", cutgam);
//   gMC->Gstpar(idtmed[1603],"CUTELE", cutele);
//   gMC->Gstpar(idtmed[1603],"BCUTE",  cutgam);  // BCUTE and BCUTM start from GUTGUM
//   gMC->Gstpar(idtmed[1603],"BCUTM",  cutgam);  // BCUTE and BCUTM start from GUTGUM
//   // --- Generate explicitly delta rays 
//   gMC->Gstpar(idtmed[1603], "LOSS",3);
//   gMC->Gstpar(idtmed[1603], "DRAY",1);
//   gMC->Gstpar(idtmed[1603], "DCUTE", cutele) ;
//   gMC->Gstpar(idtmed[1603], "DCUTM", cutele) ;

//   AliEMCALGeometry* geom = GetGeometry();
//   if(geom->GetILOSS()>=0) {
//     for(int i=1600; i<=1603; i++) gMC->Gstpar(idtmed[i], "LOSS", geom->GetILOSS()) ; 
//   } 
//   if(geom->GetIHADR()>=0) {
//     for(int i=1600; i<=1603; i++) gMC->Gstpar(idtmed[i], "HADR", geom->GetIHADR()) ; 
//   }
// }

//____________________________________________________________________________
AliDigitizer* AliEMCAL::CreateDigitizer(AliRunDigitizer* manager) const
{
  //create and return the digitizer
  return new AliEMCALDigitizer(manager);
}

//____________________________________________________________________________
void AliEMCAL::CreateMaterials()
{
  // Definitions of materials to build EMCAL and associated tracking media.
  // media number in idtmed are 1599 to 1698.
  // --- Air ---               
  Float_t aAir[4]={12.0107,14.0067,15.9994,39.948};
  Float_t zAir[4]={6.,7.,8.,18.};
  Float_t wAir[4]={0.000124,0.755267,0.231781,0.012827};
  Float_t dAir = 1.20479E-3;
  AliMixture(0, "Air$", aAir, zAir, dAir, 4, wAir) ;

  // --- Lead ---                                                                     
  AliMaterial(1, "Pb$", 207.2, 82, 11.35, 0.56, 0., 0, 0) ;


  // --- The polysterene scintillator (CH) ---
  Float_t aP[2] = {12.011, 1.00794} ;
  Float_t zP[2] = {6.0, 1.0} ;
  Float_t wP[2] = {1.0, 1.0} ;
  Float_t dP = 1.032 ;

  AliMixture(2, "Polystyrene$", aP, zP, dP, -2, wP) ;

  // --- Aluminium ---
  AliMaterial(3, "Al$", 26.98, 13., 2.7, 8.9, 999., 0, 0) ;
  // ---         Absorption length is ignored ^

  // 25-aug-04 by PAI - see  PMD/AliPMDv0.cxx for STEEL definition
  Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 };
  Float_t zsteel[4] = { 26.,24.,28.,14. };
  Float_t wsteel[4] = { .715,.18,.1,.005 };
  AliMixture(4, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel);

  // Oct 26,2010 : Multipurpose Copy Paper UNV-21200), weiht 75 g/m**2. 
  // *Cellulose C6H10O5
  //    Component C  A=12.01   Z=6.    W=6./21.
  //    Component H  A=1.      Z=1.    W=10./21.
  //    Component O  A=16.     Z=8.    W=5./21.
  Float_t apaper[3] = { 12.01, 1.0, 16.0};
  Float_t zpaper[3] = {  6.0,  1.0,  8.0};
  Float_t wpaper[3] = {6./21., 10./21., 5./21.};
  AliMixture(5, "BondPaper$", apaper, zpaper, 0.75, 3, wpaper);
 
  // DEFINITION OF THE TRACKING MEDIA
  // Look to the $ALICE_ROOT/data/galice.cuts for particular values
  // of cuts.
  // Don't forget to add a new tracking medium with non-default cuts

  // for EMCAL: idtmed[1599->1698] equivalent to fIdtmed[0->100]
  Int_t   isxfld = ((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->Integ() ;
  Float_t sxmgmx = ((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->Max() ;

  // Air                                                                         -> idtmed[1599]
 AliMedium(0, "Air$", 0, 0,
	     isxfld, sxmgmx, 10.0, 1.0, 0.1, 0.1, 10.0, 0, 0) ;

  // The Lead                                                                      -> idtmed[1600]
 
  AliMedium(1, "Lead$", 1, 0,
	     isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ;

 // The scintillator of the CPV made of Polystyrene scintillator                   -> idtmed[1601]
  float deemax = 0.1; // maximum fractional energy loss in one step (0 < DEEMAX < deemax )
  AliMedium(2, "Scintillator$", 2, 1,
            isxfld, sxmgmx, 10.0, 0.001, deemax, 0.001, 0.001, 0, 0) ;

  // Various Aluminium parts made of Al                                            -> idtmed[1602]
  AliMedium(3, "Al$", 3, 0,
             isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.001, 0.001, 0, 0) ;

  // 25-aug-04 by PAI : see  PMD/AliPMDv0.cxx for STEEL definition                 -> idtmed[1603]
  AliMedium(4, "S steel$", 4, 0, 
             isxfld, sxmgmx, 10.0, 0.01, 0.1, 0.001, 0.001, 0, 0) ;

  // Oct 26,2010; Nov 24,2010                                                      -> idtmed[1604]
  deemax = 0.01;
  AliMedium(5, "Paper$", 5, 0, 
             isxfld, sxmgmx, 10.0, deemax, 0.1, 0.001, 0.001, 0, 0) ;


  //set constants for Birk's Law implentation
  fBirkC0 =  1;
  fBirkC1 =  0.013/dP;
  fBirkC2 =  9.6e-6/(dP * dP);

}

//____________________________________________________________________________
void  AliEMCAL::Init()
{ 
  // Init
  //Not needed, modify $ALICE_ROOT/data/galice.cuts instead.
  //Load the modified one in the configuration file with SetTransPar
  //DefineMediumParameters(); 
}     

//____________________________________________________________________________
void AliEMCAL::Digits2Raw() {

  static AliEMCALRawUtils rawUtils;
  rawUtils.Digits2Raw();

}
//____________________________________________________________________________
void AliEMCAL::Hits2SDigits()  
{ 
// create summable digits

  GetGeometry();
  AliEMCALSDigitizer emcalDigitizer(fLoader->GetRunLoader()->GetFileName().Data()) ;
  emcalDigitizer.SetEventRange(0, -1) ; // do all the events
  emcalDigitizer.ExecuteTask() ;
}

//______________________________________________________________________
Bool_t AliEMCAL::Raw2SDigits(AliRawReader* rawReader){
  
  // Conversion from raw data to EMCAL sdigits. 
  // Does the same as AliEMCALReconstructor::ConvertDigits()
  // Needed to embed real data and simulation
  // Works on a single-event basis
  
  rawReader->Reset() ; 
  
  //Get/create the sdigits tree and array
	AliRunLoader *rl = AliRunLoader::Instance();
	AliEMCALLoader *emcalLoader = dynamic_cast<AliEMCALLoader*>(rl->GetDetectorLoader("EMCAL")); 
  
  if(!emcalLoader){
    AliFatal("NULL loader");
    return kFALSE;
  }
  
  emcalLoader->GetEvent();
  emcalLoader->LoadSDigits("UPDATE");

  TTree * treeS = emcalLoader->TreeS();
  if ( !treeS ) { 
    emcalLoader->MakeSDigitsContainer();
    treeS = emcalLoader->TreeS();
  }
  
  if(!emcalLoader->SDigits()) {
    AliFatal("No sdigits array available\n");
    return kFALSE;
  }
  
  TClonesArray * sdigits = emcalLoader->SDigits();
  sdigits->Clear("C");  
  
  //Trigger sdigits
  if(!fTriggerData)fTriggerData = new AliEMCALTriggerData();
  fTriggerData->SetMode(1);	
  TClonesArray *digitsTrg = new TClonesArray("AliEMCALTriggerRawDigit", 32 * 96);    
  Int_t bufsize = 32000;
  treeS->Branch("EMTRG", &digitsTrg, bufsize);
  
  
  //Only physics events
  if (rawReader->GetType()== AliRawEventHeaderBase::kPhysicsEvent) {

    if(!fgRawUtils)  fgRawUtils   = new AliEMCALRawUtils;
    //must be done here because, in constructor, option is not yet known
    fgRawUtils->SetOption(GetOption());
    
    // Set parameters from OCDB to raw utils
    AliEMCALRecParam* recpar = emcalLoader->ReconstructionParameters(0);
    // fgRawUtils->SetRawFormatHighLowGainFactor(recpar->GetHighLowGainFactor());
    // fgRawUtils->SetRawFormatOrder(recpar->GetOrderParameter());
    // fgRawUtils->SetRawFormatTau(recpar->GetTau());
    fgRawUtils->SetNoiseThreshold(recpar->GetNoiseThreshold());
    fgRawUtils->SetNPedSamples(recpar->GetNPedSamples());
    fgRawUtils->SetRemoveBadChannels(recpar->GetRemoveBadChannels());
    fgRawUtils->SetFittingAlgorithm(recpar->GetFittingAlgorithm());
    fgRawUtils->SetFALTROUsage(recpar->UseFALTRO());
    // fgRawUtils->SetTimeMin(recpar->GetTimeMin());
    // fgRawUtils->SetTimeMax(recpar->GetTimeMax());

    //Fit
    fgRawUtils->Raw2Digits(rawReader,sdigits,emcalLoader->PedestalData(),digitsTrg,fTriggerData);
    
  }//skip calibration event
  else{
    AliDebug(1," Calibration Event, skip!");
  }
  
  //Final arrangements of the array, set all sdigits as embedded
  sdigits->Sort() ;
  for (Int_t iSDigit = 0 ; iSDigit < sdigits->GetEntriesFast() ; iSDigit++) { 
    AliEMCALDigit * sdigit = dynamic_cast<AliEMCALDigit *>(sdigits->At(iSDigit)) ;
    if(sdigit){
      sdigit->SetIndexInList(iSDigit) ;
      sdigit->SetType(AliEMCALDigit::kEmbedded);
    }
    else {
      AliFatal("sdigit is NULL!");
    }
  }	
  
  AliDebug(1,Form("Embedded sdigits entries %d \n",sdigits->GetEntriesFast()));
  
  //Write array, clean arrays, unload ..
  
  Int_t bufferSize = 32000 ;    
  TBranch * sdigitsBranch = treeS->GetBranch("EMCAL");
  if (sdigitsBranch)
    sdigitsBranch->SetAddress(&sdigits);
  else
    treeS->Branch("EMCAL",&sdigits,bufferSize);
  
  treeS->Fill();
  emcalLoader->WriteSDigits("OVERWRITE");
  emcalLoader->UnloadSDigits();

  digitsTrg->Delete();
  delete digitsTrg;
    
  return kTRUE;
  
}

//____________________________________________________________________________

AliLoader* AliEMCAL::MakeLoader(const char* topfoldername)
{
//different behaviour than standard (singleton getter)
// --> to be discussed and made eventually coherent
 fLoader = new AliEMCALLoader(GetName(),topfoldername);
 return fLoader;
}

//____________________________________________________________________________

AliEMCALGeometry* AliEMCAL::GetGeometry() const
{
  //Initializes and returns geometry
  
  //Check if run number and requested geometry correspond to the same geometry as
  //in real data taking. To prevent errors in official simulation productions
  if(!(AliEMCALGeometry::GetInstance()))
  {
    if(!fCheckRunNumberAndGeoVersion){// Set geometry with the name used in the configuration file
      return AliEMCALGeometry::GetInstance(GetTitle(),"EMCAL") ;
    }
    else{//Check run number and version and set the corresponding one.
      //Get run number
      //AliRunLoader *rl = AliRunLoader::Instance();
      //Int_t runNumber = rl->GetRunNumber();
      
      AliCDBManager* man = AliCDBManager::Instance();
      Int_t runNumber = man->GetRun();
      
      //Instanciate geometry depending on the run number
      TString geoName(GetTitle());
      if(runNumber > 104064 && runNumber <= 140000 ){//2009-2010 runs
        //First year geometry, 4 SM.
        
        if(!geoName.Contains("FIRSTYEARV1")){ 
          AliInfo(Form("*** ATTENTION *** \n \t Specified geometry name <<%s>> for run %d is not considered! \n \t In use <<EMCAL_FIRSTYEARV1>>, check run number and year \n ",
                       geoName.Data(),runNumber)); }
        else {
          AliDebug(1,"Initialized geometry with name <<EMCAL_FIRSTYEARV1>>");}
        
        return AliEMCALGeometry::GetInstance("EMCAL_FIRSTYEARV1","EMCAL") ;// Set geometry with the name used in the configuration file
      }
      else{ //Default geometry
        //Complete EMCAL geometry, 10 SM.
  
        if(!geoName.Contains("COMPLETEV1")){
          AliInfo(Form("*** ATTENTION *** \n \t Specified geometry name <<%s>>  for run %d is  not considered! \n \t In use <<EMCAL_COMPLETEV1>>, check run number and year \n ",
                       geoName.Data(),runNumber));}
        else {
          AliDebug(1,"Initialized geometry with name <<EMCAL_COMPLETEV1>>");}

        return AliEMCALGeometry::GetInstance("EMCAL_COMPLETEV1","EMCAL") ;// Set geometry with the name used in the configuration file
      }
    }
  }// Init geometry for the first time
  
  return AliEMCALGeometry::GetInstance();
    
}
Commit	Line	Data
2012850d	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
	16	/* $Id$ */
2012850d	17	//_________________________________________________________________________
2012850d	18	// Base Class for EMCAL description:
ffa6d63b	19	// This class contains material definitions
ffa6d63b	20	// for the EMCAL - It does not place the detector in Alice
2012850d	21	//*-- Author: Yves Schutz (SUBATECH)
b13bbe81	22	//
b13bbe81	23	//*-- Additional Contributions: Sahal Yacoob (LBNL/UCT)
3d841a9f	24	// : Alexei Pavlinov (WSU)
b13bbe81	25	//
2012850d	26	//////////////////////////////////////////////////////////////////////////////
2012850d	27
2012850d	28	// --- ROOT system ---
b13bbe81	29	class TFile;
88cb7938	30	#include <TFolder.h>
f7a1cc68	31	#include <TGeoGlobalMagField.h>
f7a1cc68	32	#include <TGraph.h>
046ae904	33	#include <TH1F.h>
046ae904	34	#include <TRandom.h>
f7a1cc68	35	#include <TTree.h>
f7a1cc68	36	#include <TVirtualMC.h>
2012850d	37
05a92d59	38	// --- Standard library ---
2012850d	39
05a92d59	40	// --- AliRoot header files ---
2012850d	41	#include "AliMagF.h"
050f9171	42	#include "AliLog.h"
88cb7938	43	#include "AliEMCAL.h"
85a5290f	44	#include "AliRun.h"
050f9171	45	#include "AliRunLoader.h"
050f9171	46	#include "AliCDBManager.h"
5dee926e	47	#include "AliEMCALLoader.h"
85a5290f	48	#include "AliEMCALSDigitizer.h"
85a5290f	49	#include "AliEMCALDigitizer.h"
5dee926e	50	#include "AliEMCALDigit.h"
ee299369	51	#include "AliEMCALRawUtils.h"
3294dade	52	#include "AliCDBManager.h"
3294dade	53	#include "AliCDBEntry.h"
6cc75819	54	#include "AliEMCALRawUtils.h"
	55	#include "AliRawReader.h"
	56	#include "AliEMCALTriggerData.h"
	57	#include "AliEMCALRecParam.h"
	58	#include "AliRawEventHeaderBase.h"
3294dade	59
2012850d	60	ClassImp(AliEMCAL)
4884333f	61
6cc75819	62	//for embedding
	63	AliEMCALRawUtils* AliEMCAL::fgRawUtils = 0; // EMCAL raw utilities class
	64
2012850d	65	//____________________________________________________________________________
18a21c7c	66	AliEMCAL::AliEMCAL()
	67	: AliDetector(),
	68	fBirkC0(0),
	69	fBirkC1(0.),
	70	fBirkC2(0.),
c2ef87c2	71	fGeometry(0),
6cc75819	72	fCheckRunNumberAndGeoVersion(kTRUE),
6cc75819	73	fTriggerData(0x0)
2012850d	74	{
05a92d59	75	// Default ctor
046ae904	76	fName = "EMCAL" ;
7235aed2	77	InitConstants();
6cc75819	78
23ef18ac	79	// Should call AliEMCALGeometry::GetInstance(EMCAL->GetTitle(),"") for getting EMCAL geometry
2012850d	80	}
05a92d59	81
2012850d	82	//____________________________________________________________________________
18a21c7c	83	AliEMCAL::AliEMCAL(const char* name, const char* title)
	84	: AliDetector(name,title),
	85	fBirkC0(0),
	86	fBirkC1(0.),
	87	fBirkC2(0.),
c2ef87c2	88	fGeometry(0),
6cc75819	89	fCheckRunNumberAndGeoVersion(kTRUE),
6cc75819	90	fTriggerData(0x0)
05a92d59	91	{
05a92d59	92	// ctor : title is used to identify the layout
7235aed2	93	InitConstants();
6cc75819	94
0a4cb131	95	}
0a4cb131	96
2012850d	97	//____________________________________________________________________________
05a92d59	98	AliEMCAL::~AliEMCAL()
05a92d59	99	{
14ce0a6e	100	//dtor
6cc75819	101	delete fgRawUtils;
	102	delete fTriggerData;
	103
	104	AliLoader *emcalLoader=0;
	105	if ((emcalLoader = AliRunLoader::Instance()->GetDetectorLoader("EMCAL")))
	106	emcalLoader->CleanSDigitizer();
	107
	108
2012850d	109	}
2012850d	110
0a4cb131	111	//____________________________________________________________________________
7235aed2	112	void AliEMCAL::InitConstants()
0a4cb131	113	{
	114	//initialize EMCAL values
	115	fBirkC0 = 1;
	116	fBirkC1 = 0.013/1.032;
	117	fBirkC2 = 9.6e-6/(1.032 * 1.032);
050f9171	118	}
0a4cb131	119
b8a520ff	120	//Not needed, modify $ALICE_ROOT/data/galice.cuts instead.
	121	//Load the modified one in the configuration file with SetTransPar
	122	// //____________________________________________________________________________
	123	// void AliEMCAL::DefineMediumParameters()
	124	// {
	125	// //
	126	// // EMCAL cuts (Geant3)
	127	// //
	128	// Int_t * idtmed = fIdtmed->GetArray() - 1599 ;
	129	// // --- Set decent energy thresholds for gamma and electron tracking
	130
	131	// // Tracking threshold for photons and electrons in Lead
	132	// Float_t cutgam=10.e-5; // 100 kev;
	133	// Float_t cutele=10.e-5; // 100 kev;
	134	// TString ntmp(GetTitle());
	135	// ntmp.ToUpper();
	136	// if(ntmp.Contains("10KEV")) {
	137	// cutele = cutgam = 1.e-5;
	138	// } else if(ntmp.Contains("50KEV")) {
	139	// cutele = cutgam = 5.e-5;
	140	// } else if(ntmp.Contains("100KEV")) {
	141	// cutele = cutgam = 1.e-4;
	142	// } else if(ntmp.Contains("200KEV")) {
	143	// cutele = cutgam = 2.e-4;
	144	// } else if(ntmp.Contains("500KEV")) {
	145	// cutele = cutgam = 5.e-4;
	146	// }
	147
	148	// gMC->Gstpar(idtmed[1600],"CUTGAM", cutgam);
	149	// gMC->Gstpar(idtmed[1600],"CUTELE", cutele); // 1MEV -> 0.1MEV; 15-aug-05
	150	// gMC->Gstpar(idtmed[1600],"BCUTE", cutgam); // BCUTE and BCUTM start from GUTGUM
	151	// gMC->Gstpar(idtmed[1600],"BCUTM", cutgam); // BCUTE and BCUTM start from GUTGUM
	152	// // --- Generate explicitly delta rays in Lead ---
	153	// gMC->Gstpar(idtmed[1600], "LOSS", 3) ;
	154	// gMC->Gstpar(idtmed[1600], "DRAY", 1) ;
	155	// gMC->Gstpar(idtmed[1600], "DCUTE", cutele) ;
	156	// gMC->Gstpar(idtmed[1600], "DCUTM", cutele) ;
	157
	158	// // --- in aluminium parts ---
	159	// gMC->Gstpar(idtmed[1602],"CUTGAM", cutgam) ;
	160	// gMC->Gstpar(idtmed[1602],"CUTELE", cutele) ;
	161	// gMC->Gstpar(idtmed[1602],"BCUTE", cutgam); // BCUTE and BCUTM start from GUTGUM
	162	// gMC->Gstpar(idtmed[1602],"BCUTM", cutgam); // BCUTE and BCUTM start from GUTGUM
	163	// gMC->Gstpar(idtmed[1602], "LOSS",3.) ;
	164	// gMC->Gstpar(idtmed[1602], "DRAY",1.) ;
	165	// gMC->Gstpar(idtmed[1602], "DCUTE", cutele) ;
	166	// gMC->Gstpar(idtmed[1602], "DCUTM", cutele) ;
	167
	168	// // --- and finally thresholds for photons and electrons in the scintillator ---
	169	// gMC->Gstpar(idtmed[1601],"CUTGAM", cutgam) ;
	170	// gMC->Gstpar(idtmed[1601],"CUTELE", cutele) ;// 1MEV -> 0.1MEV; 15-aug-05
	171	// gMC->Gstpar(idtmed[1601],"BCUTE", cutgam); // BCUTE and BCUTM start from GUTGUM
	172	// gMC->Gstpar(idtmed[1601],"BCUTM", cutgam); // BCUTE and BCUTM start from GUTGUM
	173	// gMC->Gstpar(idtmed[1601], "LOSS",3) ; // generate delta rays
	174	// gMC->Gstpar(idtmed[1601], "DRAY",1) ;
	175	// gMC->Gstpar(idtmed[1601], "DCUTE", cutele) ;
	176	// gMC->Gstpar(idtmed[1601], "DCUTM", cutele) ;
	177
	178	// // S steel -
	179	// gMC->Gstpar(idtmed[1603],"CUTGAM", cutgam);
	180	// gMC->Gstpar(idtmed[1603],"CUTELE", cutele);
	181	// gMC->Gstpar(idtmed[1603],"BCUTE", cutgam); // BCUTE and BCUTM start from GUTGUM
	182	// gMC->Gstpar(idtmed[1603],"BCUTM", cutgam); // BCUTE and BCUTM start from GUTGUM
	183	// // --- Generate explicitly delta rays
184	// gMC->Gstpar(idtmed[1603], "LOSS",3);
185	// gMC->Gstpar(idtmed[1603], "DRAY",1);
186	// gMC->Gstpar(idtmed[1603], "DCUTE", cutele) ;
187	// gMC->Gstpar(idtmed[1603], "DCUTM", cutele) ;
188
189	// AliEMCALGeometry* geom = GetGeometry();
190	// if(geom->GetILOSS()>=0) {
191	// for(int i=1600; i<=1603; i++) gMC->Gstpar(idtmed[i], "LOSS", geom->GetILOSS()) ;
192	// }
193	// if(geom->GetIHADR()>=0) {
194	// for(int i=1600; i<=1603; i++) gMC->Gstpar(idtmed[i], "HADR", geom->GetIHADR()) ;
195	// }
196	// }
7235aed2	197
	198	//____________________________________________________________________________
	199	AliDigitizer* AliEMCAL::CreateDigitizer(AliRunDigitizer* manager) const
	200	{
	201	//create and return the digitizer
	202	return new AliEMCALDigitizer(manager);
	203	}
	204
	205	//____________________________________________________________________________
	206	void AliEMCAL::CreateMaterials()
	207	{
	208	// Definitions of materials to build EMCAL and associated tracking media.
	209	// media number in idtmed are 1599 to 1698.
	210	// --- Air ---
	211	Float_t aAir[4]={12.0107,14.0067,15.9994,39.948};
	212	Float_t zAir[4]={6.,7.,8.,18.};
	213	Float_t wAir[4]={0.000124,0.755267,0.231781,0.012827};
	214	Float_t dAir = 1.20479E-3;
	215	AliMixture(0, "Air$", aAir, zAir, dAir, 4, wAir) ;
	216
	217	// --- Lead ---
	218	AliMaterial(1, "Pb$", 207.2, 82, 11.35, 0.56, 0., 0, 0) ;
	219
	220
	221	// --- The polysterene scintillator (CH) ---
	222	Float_t aP[2] = {12.011, 1.00794} ;
	223	Float_t zP[2] = {6.0, 1.0} ;
	224	Float_t wP[2] = {1.0, 1.0} ;
	225	Float_t dP = 1.032 ;
	226
	227	AliMixture(2, "Polystyrene$", aP, zP, dP, -2, wP) ;
	228
	229	// --- Aluminium ---
	230	AliMaterial(3, "Al$", 26.98, 13., 2.7, 8.9, 999., 0, 0) ;
	231	// --- Absorption length is ignored ^
	232
	233	// 25-aug-04 by PAI - see PMD/AliPMDv0.cxx for STEEL definition
	234	Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 };
	235	Float_t zsteel[4] = { 26.,24.,28.,14. };
	236	Float_t wsteel[4] = { .715,.18,.1,.005 };
	237	AliMixture(4, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel);
	238
3d841a9f	239	// Oct 26,2010 : Multipurpose Copy Paper UNV-21200), weiht 75 g/m**2.
	240	// *Cellulose C6H10O5
	241	// Component C A=12.01 Z=6. W=6./21.
	242	// Component H A=1. Z=1. W=10./21.
	243	// Component O A=16. Z=8. W=5./21.
	244	Float_t apaper[3] = { 12.01, 1.0, 16.0};
fb3bd607	245	Float_t zpaper[3] = { 6.0, 1.0, 8.0};
3d841a9f	246	Float_t wpaper[3] = {6./21., 10./21., 5./21.};
	247	AliMixture(5, "BondPaper$", apaper, zpaper, 0.75, 3, wpaper);
	248
7235aed2	249	// DEFINITION OF THE TRACKING MEDIA
ce540969	250	// Look to the $ALICE_ROOT/data/galice.cuts for particular values
	251	// of cuts.
	252	// Don't forget to add a new tracking medium with non-default cuts
7235aed2	253
7235aed2	254	// for EMCAL: idtmed[1599->1698] equivalent to fIdtmed[0->100]
f7a1cc68	255	Int_t isxfld = ((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->Integ() ;
f7a1cc68	256	Float_t sxmgmx = ((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->Max() ;
7235aed2	257
	258	// Air -> idtmed[1599]
	259	AliMedium(0, "Air$", 0, 0,
	260	isxfld, sxmgmx, 10.0, 1.0, 0.1, 0.1, 10.0, 0, 0) ;
	261
	262	// The Lead -> idtmed[1600]
	263
	264	AliMedium(1, "Lead$", 1, 0,
	265	isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ;
	266
	267	// The scintillator of the CPV made of Polystyrene scintillator -> idtmed[1601]
ee299369	268	float deemax = 0.1; // maximum fractional energy loss in one step (0 < DEEMAX < deemax )
7235aed2	269	AliMedium(2, "Scintillator$", 2, 1,
	270	isxfld, sxmgmx, 10.0, 0.001, deemax, 0.001, 0.001, 0, 0) ;
	271
	272	// Various Aluminium parts made of Al -> idtmed[1602]
	273	AliMedium(3, "Al$", 3, 0,
	274	isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.001, 0.001, 0, 0) ;
	275
	276	// 25-aug-04 by PAI : see PMD/AliPMDv0.cxx for STEEL definition -> idtmed[1603]
	277	AliMedium(4, "S steel$", 4, 0,
3d841a9f	278	isxfld, sxmgmx, 10.0, 0.01, 0.1, 0.001, 0.001, 0, 0) ;
3d841a9f	279
ce540969	280	// Oct 26,2010; Nov 24,2010 -> idtmed[1604]
ce540969	281	deemax = 0.01;
3d841a9f	282	AliMedium(5, "Paper$", 5, 0,
ce540969	283	isxfld, sxmgmx, 10.0, deemax, 0.1, 0.001, 0.001, 0, 0) ;
7235aed2	284
89557f6d	285
ab37d09c	286	//set constants for Birk's Law implentation
	287	fBirkC0 = 1;
	288	fBirkC1 = 0.013/dP;
	289	fBirkC2 = 9.6e-6/(dP * dP);
	290
2012850d	291	}
dde0a601	292
	293	//____________________________________________________________________________
	294	void AliEMCAL::Init()
b8a520ff	295	{
	296	// Init
	297	//Not needed, modify $ALICE_ROOT/data/galice.cuts instead.
	298	//Load the modified one in the configuration file with SetTransPar
	299	//DefineMediumParameters();
dde0a601	300	}
dde0a601	301
2d5d9e60	302	//____________________________________________________________________________
ee299369	303	void AliEMCAL::Digits2Raw() {
65bdc82f	304
	305	static AliEMCALRawUtils rawUtils;
	306	rawUtils.Digits2Raw();
	307
2d5d9e60	308	}
8367ce9a	309	//____________________________________________________________________________
	310	void AliEMCAL::Hits2SDigits()
	311	{
	312	// create summable digits
	313
ddca522a	314	GetGeometry();
4d33c797	315	AliEMCALSDigitizer emcalDigitizer(fLoader->GetRunLoader()->GetFileName().Data()) ;
	316	emcalDigitizer.SetEventRange(0, -1) ; // do all the events
	317	emcalDigitizer.ExecuteTask() ;
da480a28	318	}
da480a28	319
6cc75819	320	//______________________________________________________________________
	321	Bool_t AliEMCAL::Raw2SDigits(AliRawReader* rawReader){
	322
	323	// Conversion from raw data to EMCAL sdigits.
	324	// Does the same as AliEMCALReconstructor::ConvertDigits()
	325	// Needed to embed real data and simulation
	326	// Works on a single-event basis
	327
	328	rawReader->Reset() ;
	329
	330	//Get/create the sdigits tree and array
	331	AliRunLoader *rl = AliRunLoader::Instance();
1c67f0f5	332	AliEMCALLoader emcalLoader = dynamic_cast<AliEMCALLoader>(rl->GetDetectorLoader("EMCAL"));
	333
	334	if(!emcalLoader){
	335	AliFatal("NULL loader");
	336	return kFALSE;
	337	}
	338
6cc75819	339	emcalLoader->GetEvent();
	340	emcalLoader->LoadSDigits("UPDATE");
	341
	342	TTree * treeS = emcalLoader->TreeS();
	343	if ( !treeS ) {
	344	emcalLoader->MakeSDigitsContainer();
	345	treeS = emcalLoader->TreeS();
	346	}
	347
	348	if(!emcalLoader->SDigits()) {
	349	AliFatal("No sdigits array available\n");
	350	return kFALSE;
	351	}
	352
	353	TClonesArray * sdigits = emcalLoader->SDigits();
	354	sdigits->Clear("C");
	355
	356	//Trigger sdigits
	357	if(!fTriggerData)fTriggerData = new AliEMCALTriggerData();
	358	fTriggerData->SetMode(1);
	359	TClonesArray digitsTrg = new TClonesArray("AliEMCALTriggerRawDigit", 32 96);
	360	Int_t bufsize = 32000;
	361	treeS->Branch("EMTRG", &digitsTrg, bufsize);
	362
	363
	364	//Only physics events
	365	if (rawReader->GetType()== AliRawEventHeaderBase::kPhysicsEvent) {
	366
	367	if(!fgRawUtils) fgRawUtils = new AliEMCALRawUtils;
	368	//must be done here because, in constructor, option is not yet known
	369	fgRawUtils->SetOption(GetOption());
	370
	371	// Set parameters from OCDB to raw utils
	372	AliEMCALRecParam* recpar = emcalLoader->ReconstructionParameters(0);
	373	// fgRawUtils->SetRawFormatHighLowGainFactor(recpar->GetHighLowGainFactor());
	374	// fgRawUtils->SetRawFormatOrder(recpar->GetOrderParameter());
	375	// fgRawUtils->SetRawFormatTau(recpar->GetTau());
	376	fgRawUtils->SetNoiseThreshold(recpar->GetNoiseThreshold());
	377	fgRawUtils->SetNPedSamples(recpar->GetNPedSamples());
	378	fgRawUtils->SetRemoveBadChannels(recpar->GetRemoveBadChannels());
	379	fgRawUtils->SetFittingAlgorithm(recpar->GetFittingAlgorithm());
	380	fgRawUtils->SetFALTROUsage(recpar->UseFALTRO());
	381	// fgRawUtils->SetTimeMin(recpar->GetTimeMin());
	382	// fgRawUtils->SetTimeMax(recpar->GetTimeMax());
	383
	384	//Fit
	385	fgRawUtils->Raw2Digits(rawReader,sdigits,emcalLoader->PedestalData(),digitsTrg,fTriggerData);
	386
	387	}//skip calibration event
	388	else{
	389	AliDebug(1," Calibration Event, skip!");
	390	}
	391
	392	//Final arrangements of the array, set all sdigits as embedded
	393	sdigits->Sort() ;
	394	for (Int_t iSDigit = 0 ; iSDigit < sdigits->GetEntriesFast() ; iSDigit++) {
	395	AliEMCALDigit * sdigit = dynamic_cast<AliEMCALDigit *>(sdigits->At(iSDigit)) ;
	396	if(sdigit){
	397	sdigit->SetIndexInList(iSDigit) ;
	398	sdigit->SetType(AliEMCALDigit::kEmbedded);
	399	}
	400	else {
	401	AliFatal("sdigit is NULL!");
	402	}
403	}
404
405	AliDebug(1,Form("Embedded sdigits entries %d \n",sdigits->GetEntriesFast()));
406
407	//Write array, clean arrays, unload ..
408
409	Int_t bufferSize = 32000 ;
410	TBranch * sdigitsBranch = treeS->GetBranch("EMCAL");
411	if (sdigitsBranch)
412	sdigitsBranch->SetAddress(&sdigits);
413	else
414	treeS->Branch("EMCAL",&sdigits,bufferSize);
415
416	treeS->Fill();
417	emcalLoader->WriteSDigits("OVERWRITE");
418	emcalLoader->UnloadSDigits();
419
420	digitsTrg->Delete();
421	delete digitsTrg;
422
423	return kTRUE;
424
425	}
426
8367ce9a	427	//____________________________________________________________________________
5dee926e	428
8367ce9a	429	AliLoader* AliEMCAL::MakeLoader(const char* topfoldername)
	430	{
	431	//different behaviour than standard (singleton getter)
	432	// --> to be discussed and made eventually coherent
	433	fLoader = new AliEMCALLoader(GetName(),topfoldername);
	434	return fLoader;
	435	}
050f9171	436
	437	//____________________________________________________________________________
	438
	439	AliEMCALGeometry* AliEMCAL::GetGeometry() const
	440	{
	441	//Initializes and returns geometry
	442
	443	//Check if run number and requested geometry correspond to the same geometry as
	444	//in real data taking. To prevent errors in official simulation productions
	445	if(!(AliEMCALGeometry::GetInstance()))
	446	{
	447	if(!fCheckRunNumberAndGeoVersion){// Set geometry with the name used in the configuration file
	448	return AliEMCALGeometry::GetInstance(GetTitle(),"EMCAL") ;
	449	}
	450	else{//Check run number and version and set the corresponding one.
	451	//Get run number
	452	//AliRunLoader *rl = AliRunLoader::Instance();
	453	//Int_t runNumber = rl->GetRunNumber();
	454
	455	AliCDBManager* man = AliCDBManager::Instance();
	456	Int_t runNumber = man->GetRun();
	457
	458	//Instanciate geometry depending on the run number
	459	TString geoName(GetTitle());
	460	if(runNumber > 104064 && runNumber <= 140000 ){//2009-2010 runs
	461	//First year geometry, 4 SM.
	462
	463	if(!geoName.Contains("FIRSTYEARV1")){
	464	AliInfo(Form("* ATTENTION * \n \t Specified geometry name <<%s>> for run %d is not considered! \n \t In use <<EMCAL_FIRSTYEARV1>>, check run number and year \n ",
	465	geoName.Data(),runNumber)); }
	466	else {
	467	AliDebug(1,"Initialized geometry with name <<EMCAL_FIRSTYEARV1>>");}
	468
	469	return AliEMCALGeometry::GetInstance("EMCAL_FIRSTYEARV1","EMCAL") ;// Set geometry with the name used in the configuration file
	470	}
	471	else{ //Default geometry
	472	//Complete EMCAL geometry, 10 SM.
	473
	474	if(!geoName.Contains("COMPLETEV1")){
	475	AliInfo(Form("* ATTENTION * \n \t Specified geometry name <<%s>> for run %d is not considered! \n \t In use <<EMCAL_COMPLETEV1>>, check run number and year \n ",
	476	geoName.Data(),runNumber));}
	477	else {
	478	AliDebug(1,"Initialized geometry with name <<EMCAL_COMPLETEV1>>");}
	479
	480	return AliEMCALGeometry::GetInstance("EMCAL_COMPLETEV1","EMCAL") ;// Set geometry with the name used in the configuration file
	481	}
	482	}
	483	}// Init geometry for the first time
	484
	485	return AliEMCALGeometry::GetInstance();
	486
	487	}