X-Git-Url: http://git.uio.no/git/?a=blobdiff_plain;f=EMCAL%2FAliEMCAL.cxx;h=71e42be5d2c06540fdd3c144ce42735270bf9fef;hb=c83e4f551376f7b02ec8aea43d5255ae7e602a12;hp=cda534cd451283032acbd43f225225a378e8ba6d;hpb=61e0abb5c9bbd6e578ed6769602e4d9bb80ba13e;p=u%2Fmrichter%2FAliRoot.git diff --git a/EMCAL/AliEMCAL.cxx b/EMCAL/AliEMCAL.cxx index cda534cd451..71e42be5d2c 100644 --- a/EMCAL/AliEMCAL.cxx +++ b/EMCAL/AliEMCAL.cxx @@ -14,63 +14,197 @@ **************************************************************************/ /* $Id$ */ - +/* History of cvs commits: + * + * $Log$ + * Revision 1.52 2007/03/10 22:19:01 pavlinov + * move one varibels from AliEMCALv2 to AliEMCAL + * + * Revision 1.51 2007/02/24 20:42:35 pavlinov + * fixed error of Geant3 parameters initialisation + * + * Revision 1.50 2007/02/05 10:43:25 hristov + * Changes for correct initialization of Geant4 (Mihaela) + * + * Revision 1.49 2007/01/22 17:29:12 pavlinov + * EMCAL geometry can be created independently form anything now + * + * Revision 1.48 2006/12/19 02:34:13 pavlinov + * clean up the EMCAL name scheme : super module -> module -> tower (or cell) + * + * Revision 1.47 2006/12/05 17:12:03 gustavo + * Updated AliEMCAL::Digits2Raw, reads first provisional RCU mapping files to make Raw data with new AliCaloAltroMapping and AliCaloRawStream + * + * + */ //_________________________________________________________________________ // 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) // ////////////////////////////////////////////////////////////////////////////// -// --- Standard library --- -#include - // --- ROOT system --- class TFile; -#include "TBranch.h" -#include "TClonesArray.h" -#include "TTree.h" +#include +#include +#include +#include +#include +#include -// --- AliRoot header files --- +// --- Standard library --- +// --- AliRoot header files --- +#include "AliMagF.h" #include "AliEMCAL.h" -#include "AliEMCALGeometry.h" -#include "AliMC.h" #include "AliRun.h" -#include "AliMagF.h" +#include "AliEMCALLoader.h" +#include "AliEMCALSDigitizer.h" +#include "AliEMCALDigitizer.h" +#include "AliEMCALDigit.h" +#include "AliEMCALRawUtils.h" ClassImp(AliEMCAL) //____________________________________________________________________________ -AliEMCAL::AliEMCAL():AliDetector() +AliEMCAL::AliEMCAL() + : AliDetector(), + fBirkC0(0), + fBirkC1(0.), + fBirkC2(0.), + fGeometry(0) { - // ctor - //We do not create objects, because these pointers will be overwritten during reading from file. - fGeom = 0; + // 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) { -// ctor : title is used to identify the layout - fGeom = 0; -// gets an instance of the geometry parameters class +AliEMCAL::AliEMCAL(const char* name, const char* title) + : AliDetector(name,title), + fBirkC0(0), + fBirkC1(0.), + fBirkC2(0.), + fGeometry(0) +{ + // ctor : title is used to identify the layout + InitConstants(); } + //____________________________________________________________________________ -AliEMCAL::~AliEMCAL(){ - // dtor - delete fHits; +AliEMCAL::~AliEMCAL() +{ + //dtor } //____________________________________________________________________________ -void AliEMCAL::CreateMaterials(){ - // Definitions of materials to build EMCAL and associated tracking media. - // media number in idtmed are 1599 to 1698. +void AliEMCAL::InitConstants() +{ + //initialize EMCAL values + fBirkC0 = 1; + fBirkC1 = 0.013/1.032; + fBirkC2 = 9.6e-6/(1.032 * 1.032); + } - // --- Air --- - AliMaterial(0, "Air$", 14.61, 7.3, 0.001205, 30420., 67500., 0, 0) ; +//____________________________________________________________________________ +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$", 207.2, 82, 11.35, 0.56, 0., 0, 0) ; @@ -88,79 +222,71 @@ void AliEMCAL::CreateMaterials(){ AliMaterial(3, "Al$", 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); // DEFINITION OF THE TRACKING MEDIA // for EMCAL: idtmed[1599->1698] equivalent to fIdtmed[0->100] - Int_t * idtmed = fIdtmed->GetArray() - 1599 ; Int_t isxfld = gAlice->Field()->Integ() ; Float_t sxmgmx = gAlice->Field()->Max() ; - - - // Air -> idtmed[1599] - AliMedium(0, "Air $", 0, 0, + // Air -> idtmed[1599] + AliMedium(0, "Air$", 0, 0, isxfld, sxmgmx, 10.0, 1.0, 0.1, 0.1, 10.0, 0, 0) ; - // The Lead -> idtmed[1600] + // The Lead -> idtmed[1600] - AliMedium(1, "Lead $", 1, 0, + AliMedium(1, "Lead$", 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] - AliMedium(2, "CPV scint. $", 2, 1, - isxfld, sxmgmx, 10.0, 0.001, 0.1, 0.001, 0.001, 0, 0) ; + float deemax = 0.1; // maximum fractional energy loss in one step (0 < DEEMAX < deemax ) + AliMedium(2, "Scintillator$", 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 parts $", 3, 0, + // Various Aluminium parts made of Al -> idtmed[1602] + AliMedium(3, "Al$", 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, 0.1, 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); -// --- Set decent energy thresholds for gamma and electron tracking - - // Tracking threshold for photons and electrons in Lead - // gMC->Gstpar(idtmed[1600], "CUTGAM",0.5E-4) ; - // gMC->Gstpar(idtmed[1600], "CUTELE",1.0E-4) ; - - // --- Generate explicitly delta rays in Lead --- - gMC->Gstpar(idtmed[1600], "LOSS",3.) ; - gMC->Gstpar(idtmed[1600], "DRAY",1.) ; - - gMC->Gstpar(idtmed[1600],"CUTGAM",0.00008) ; - gMC->Gstpar(idtmed[1600],"CUTELE",0.001) ; - gMC->Gstpar(idtmed[1600],"BCUTE",0.0001) ; - -// --- and in aluminium parts --- - gMC->Gstpar(idtmed[1602], "LOSS",3.) ; - gMC->Gstpar(idtmed[1602], "DRAY",1.) ; - - -// --- and finally in the scintillator --- - gMC->Gstpar(idtmed[1601],"CUTGAM",0.00008) ; - gMC->Gstpar(idtmed[1601],"CUTELE",0.001) ; - gMC->Gstpar(idtmed[1601],"BCUTE",0.0001) ; - - + // Call just in case of Geant3; What to do in case of Geant4 ? + if(gMC->InheritsFrom("TGeant3")) DefineMediumParameters(); // Feb 20, 2007 } //____________________________________________________________________________ -void AliEMCAL::SetTreeAddress() +void AliEMCAL::Digits2Raw() { + static AliEMCALRawUtils rawUtil; + rawUtil.Digits2Raw(); +} +//____________________________________________________________________________ +void AliEMCAL::Hits2SDigits() { +// create summable digits - TBranch *branch; - char branchname[20]; - sprintf(branchname,"%s",GetName()); - - // Branch address for hit tree - TTree *treeH = gAlice->TreeH(); - if (treeH && fHits) { - branch = treeH->GetBranch(branchname); - if (branch) branch->SetAddress(&fHits); - } - + GetGeometry(); + AliEMCALSDigitizer emcalDigitizer(fLoader->GetRunLoader()->GetFileName().Data()) ; + emcalDigitizer.SetEventRange(0, -1) ; // do all the events + emcalDigitizer.ExecuteTask() ; } +//____________________________________________________________________________ +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; +}