// //
///////////////////////////////////////////////////////////////////////////////
-#include <stdlib.h>
-#include <Riostream.h>
-
-#include <TFile.h>
-#include <TGeometry.h>
-#include <TLorentzVector.h>
-#include <TMath.h>
-#include <TNode.h>
-#include <TPGON.h>
-#include <TParticle.h>
-#include <TROOT.h>
-#include <TTree.h>
+#include <TGeoGlobalMagField.h>
#include <TVirtualMC.h>
+#include <TGeoManager.h>
-#include "AliConst.h"
-#include "AliDigit.h"
-#include "AliLoader.h"
-#include "AliLog.h"
#include "AliMC.h"
#include "AliMagF.h"
#include "AliRun.h"
-#include "AliTrackReference.h"
#include "AliTRD.h"
-#include "AliTRDdigit.h"
#include "AliTRDdigitizer.h"
#include "AliTRDdigitsManager.h"
#include "AliTRDgeometry.h"
#include "AliTRDhit.h"
-#include "AliTRDpoints.h"
#include "AliTRDrawData.h"
-#include "AliTRDSimParam.h"
-#include "AliTRDRecParam.h"
#include "AliTRDCommonParam.h"
-#include "AliTRDcalibDB.h"
ClassImp(AliTRD)
,fGeometry(0)
,fGasDensity(0)
,fFoilDensity(0)
- ,fDrawTR(0)
- ,fDisplayType(0)
+ ,fGasNobleFraction(0)
{
//
// Default constructor
,fGeometry(0)
,fGasDensity(0)
,fFoilDensity(0)
- ,fDrawTR(0)
- ,fDisplayType(0)
+ ,fGasNobleFraction(0)
{
//
// Standard constructor for the TRD
exit(1);
}
- // Save the geometry
- TDirectory *saveDir = gDirectory;
- gAlice->GetRunLoader()->CdGAFile();
- fGeometry->Write("TRDgeometry");
- saveDir->cd();
-
// Allocate the hit array
fHits = new TClonesArray("AliTRDhit",405);
gAlice->GetMCApp()->AddHitList(fHits);
- SetMarkerColor(kWhite);
-
-}
-
-//_____________________________________________________________________________
-AliTRD::AliTRD(const AliTRD &trd)
- :AliDetector(trd)
- ,fGeometry(trd.fGeometry)
- ,fGasDensity(trd.fGasDensity)
- ,fFoilDensity(trd.fFoilDensity)
- ,fDrawTR(trd.fDrawTR)
- ,fDisplayType(trd.fDisplayType)
-{
- //
- // Copy constructor
- //
-
}
//_____________________________________________________________________________
AliTRDdigitizer digitizer("TRDdigitizer","TRD digitizer class");
AliLog::SetClassDebugLevel("TRDdigitizer",AliDebugLevel());
-
+
// Initialization
digitizer.InitDetector();
//_____________________________________________________________________________
void AliTRD::AddHit(Int_t track, Int_t det, Float_t *hits, Int_t q
- , Bool_t inDrift)
+ , Float_t time, Bool_t inDrift)
{
//
// Add a hit for the TRD
//
TClonesArray &lhits = *fHits;
- AliTRDhit *hit = new(lhits[fNhits++]) AliTRDhit(fIshunt,track,det,hits,q);
+ AliTRDhit *hit = new(lhits[fNhits++]) AliTRDhit(fIshunt
+ ,track
+ ,det
+ ,hits
+ ,q
+ ,time);
if (inDrift) {
hit->SetDrift();
}
}
-
-//_____________________________________________________________________________
-void AliTRD::BuildGeometry()
-{
- //
- // Create the ROOT TNode geometry for the TRD
- //
-
- TNode *node, *top;
- TPGON *pgon;
-
- Float_t rmin;
- Float_t rmax;
- Float_t zmax1;
- Float_t zmax2;
-
- Int_t iPlan;
- const Int_t kColorTRD = 46;
-
- // Find the top node alice
- top = gAlice->GetGeometry()->GetNode("alice");
-
- if (fDisplayType == 0) {
-
- pgon = new TPGON("S_TRD","TRD","void",0,360,AliTRDgeometry::Nsect(),4);
- rmin = AliTRDgeometry::Rmin();
- rmax = AliTRDgeometry::Rmax();
- pgon->DefineSection(0,-AliTRDgeometry::Zmax1(),rmax,rmax);
- pgon->DefineSection(1,-AliTRDgeometry::Zmax2(),rmin,rmax);
- pgon->DefineSection(2, AliTRDgeometry::Zmax2(),rmin,rmax);
- pgon->DefineSection(3, AliTRDgeometry::Zmax1(),rmax,rmax);
- top->cd();
- node = new TNode("TRD","TRD","S_TRD",0,0,0,"");
- node->SetLineColor(kColorTRD);
- fNodes->Add(node);
-
- }
- else if (fDisplayType == 1) {
-
- Char_t name[7];
-
- Float_t slope = (AliTRDgeometry::Zmax1() - AliTRDgeometry::Zmax2())
- / (AliTRDgeometry::Rmax() - AliTRDgeometry::Rmin());
-
- rmin = AliTRDgeometry::Rmin() + AliTRDgeometry::CraHght();
- rmax = rmin + AliTRDgeometry::CdrHght();
-
- Float_t thickness = rmin - AliTRDgeometry::Rmin();
- zmax2 = AliTRDgeometry::Zmax2() + slope * thickness;
- zmax1 = zmax2 + slope * AliTRDgeometry::DrThick();
-
- for (iPlan = 0; iPlan < AliTRDgeometry::Nplan(); iPlan++) {
-
- sprintf(name,"S_TR1%d",iPlan);
- pgon = new TPGON(name,"TRD","void",0,360,AliTRDgeometry::Nsect(),4);
- pgon->DefineSection(0,-zmax1,rmax,rmax);
- pgon->DefineSection(1,-zmax2,rmin,rmax);
- pgon->DefineSection(2, zmax2,rmin,rmax);
- pgon->DefineSection(3, zmax1,rmax,rmax);
- top->cd();
- node = new TNode("TRD","TRD",name,0,0,0,"");
- node->SetLineColor(kColorTRD);
- fNodes->Add(node);
-
- Float_t height = AliTRDgeometry::Cheight() + AliTRDgeometry::Cspace();
- rmin = rmin + height;
- rmax = rmax + height;
- zmax1 = zmax1 + slope * height;
- zmax2 = zmax2 + slope * height;
-
- }
-
- thickness += AliTRDgeometry::DrThick();
- rmin = AliTRDgeometry::Rmin() + thickness;
- rmax = rmin + AliTRDgeometry::AmThick();
- zmax2 = AliTRDgeometry::Zmax2() + slope * thickness;
- zmax1 = zmax2 + slope * AliTRDgeometry::AmThick();
-
- for (iPlan = 0; iPlan < AliTRDgeometry::Nplan(); iPlan++) {
-
- sprintf(name,"S_TR2%d",iPlan);
- pgon = new TPGON(name,"TRD","void",0,360,AliTRDgeometry::Nsect(),4);
- pgon->DefineSection(0,-zmax1,rmax,rmax);
- pgon->DefineSection(1,-zmax2,rmin,rmax);
- pgon->DefineSection(2, zmax2,rmin,rmax);
- pgon->DefineSection(3, zmax1,rmax,rmax);
- top->cd();
- node = new TNode("TRD","TRD",name,0,0,0,"");
- node->SetLineColor(kColorTRD);
- fNodes->Add(node);
-
- Float_t height = AliTRDgeometry::Cheight() + AliTRDgeometry::Cspace();
- rmin = rmin + height;
- rmax = rmax + height;
- zmax1 = zmax1 + slope * height;
- zmax2 = zmax2 + slope * height;
-
- }
-
- }
-
-}
-
-//_____________________________________________________________________________
-void AliTRD::Copy(TObject &trd) const
-{
- //
- // Copy function
- //
-
- ((AliTRD &) trd).fGeometry = fGeometry;
- ((AliTRD &) trd).fGasDensity = fGasDensity;
- ((AliTRD &) trd).fFoilDensity = fFoilDensity;
- ((AliTRD &) trd).fDrawTR = fDrawTR;
- ((AliTRD &) trd).fDisplayType = fDisplayType;
-
-}
-
//_____________________________________________________________________________
void AliTRD::CreateGeometry()
{
fGeometry->CreateGeometry(fIdtmed->GetArray() - 1299);
}
-
+
//_____________________________________________________________________________
void AliTRD::CreateMaterials()
{
// Create the materials for the TRD
//
- Int_t isxfld = gAlice->Field()->Integ();
- Float_t sxmgmx = gAlice->Field()->Max();
+ Int_t isxfld = ((AliMagF *) TGeoGlobalMagField::Instance()->GetField())->Integ();
+ Float_t sxmgmx = ((AliMagF *) TGeoGlobalMagField::Instance()->GetField())->Max();
- // For polyethilene (CH2)
+ //////////////////////////////////////////////////////////////////////////
+ // Define Materials
+ //////////////////////////////////////////////////////////////////////////
+
+ // Aluminum
+ AliMaterial( 1,"Al", 26.98, 13.0, 2.7, 8.9, 37.2);
+ // Copper
+ AliMaterial( 2,"Cu", 63.54, 29.0, 8.96, 1.43, 14.8);
+ // Carbon
+ AliMaterial( 3,"C" , 12.01, 6.0, 2.265, 18.8, 74.4);
+ // Carbon for fiber mats
+ AliMaterial( 4,"C2", 12.01, 6.0, 1.75, 18.8, 74.4);
+ // Zinc
+ AliMaterial( 5,"Sn", 118.71, 50.0, 7.31, 1.21, 14.8);
+ // Silicon
+ AliMaterial( 6,"Si", 28.09, 14.0, 2.33, 9.36, 37.2);
+ // Iron
+ AliMaterial( 7,"Fe", 55.85, 26.0, 7.87, 1.76, 14.8);
+
+ // Air
+ Float_t aAir[4] = { 12.011 , 14.0 , 15.9994 , 36.0 };
+ Float_t zAir[4] = { 6.0 , 7.0 , 8.0 , 18.0 };
+ Float_t wAir[4] = { 0.000124, 0.755267, 0.231781, 0.012827 };
+ Float_t dAir = 1.20479e-03;
+ AliMixture(51,"Air", aAir, zAir, dAir, 4, wAir );
+ // Polyethilene (CH2)
Float_t ape[2] = { 12.011 , 1.0079 };
Float_t zpe[2] = { 6.0 , 1.0 };
Float_t wpe[2] = { 1.0 , 2.0 };
Float_t dpe = 0.95;
-
- // For mylar (C5H4O2)
- Float_t amy[3] = { 12.011 , 1.0079, 15.9994 };
- Float_t zmy[3] = { 6.0 , 1.0 , 8.0 };
- Float_t wmy[3] = { 5.0 , 4.0 , 2.0 };
- Float_t dmy = 1.39;
-
- // For CO2
- Float_t aco[2] = { 12.011 , 15.9994 };
- Float_t zco[2] = { 6.0 , 8.0 };
- Float_t wco[2] = { 1.0 , 2.0 };
- Float_t dco = 0.00186;
-
- // For water
+ AliMixture(52,"Polyethilene", ape, zpe, dpe, -2, wpe );
+ // Gas mixtures
+ // Xe/CO2-gas-mixture (85% / 15%)
+ Float_t aXeCO2[3] = { 131.29 , 12.0107 , 15.9994 };
+ Float_t zXeCO2[3] = { 54.0 , 6.0 , 8.0 };
+ Float_t wXeCO2[3] = { 8.5 , 1.5 , 3.0 };
+ Float_t fxc = 0.85;
+ Float_t dxe = 0.00549; // at 20C
+ Float_t dco = 0.00186; // at 20C
+ Float_t dgmXe = fxc * dxe + (1.0 - fxc) * dco;
+ // Ar/CO2-gas-mixture
+ Float_t aArCO2[3] = { 39.948 , 12.0107 , 15.9994 };
+ Float_t zArCO2[3] = { 18.0 , 6.0 , 8.0 };
+ Float_t wArCO2[3] = { 8.2 , 1.8 , 3.6 };
+ Float_t fac = 0.82;
+ Float_t dar = 0.00166; // at 20C
+ Float_t dgmAr = fac * dar + (1.0 - fac) * dco;
+ if (AliTRDCommonParam::Instance()->IsXenon()) {
+ AliMixture(53,"XeCO2", aXeCO2, zXeCO2, dgmXe, -3, wXeCO2);
+ }
+ else if (AliTRDCommonParam::Instance()->IsArgon()) {
+ AliInfo("Gas mixture: Ar C02 (80/20)");
+ AliMixture(53,"ArCO2", aArCO2, zArCO2, dgmAr, -3, wArCO2);
+ }
+ else {
+ AliFatal("Wrong gas mixture");
+ exit(1);
+ }
+ // G10
+ Float_t aG10[4] = { 1.0079, 12.011 , 15.9994, 28.086 };
+ Float_t zG10[4] = { 1.0 , 6.0 , 8.0 , 14.0 };
+ Float_t wG10[4] = { 0.023 , 0.194 , 0.443 , 0.340 };
+ Float_t dG10 = 2.0;
+ AliMixture(54,"G10", aG10, zG10, dG10, 4,wG10 );
+ // Water
Float_t awa[2] = { 1.0079, 15.9994 };
Float_t zwa[2] = { 1.0 , 8.0 };
Float_t wwa[2] = { 2.0 , 1.0 };
Float_t dwa = 1.0;
-
- // For isobutane (C4H10)
- Float_t ais[2] = { 12.011 , 1.0079 };
- Float_t zis[2] = { 6.0 , 1.0 };
- Float_t wis[2] = { 4.0 , 10.0 };
- Float_t dis = 0.00267;
-
- // For plexiglas (C5H8O2)
- Float_t apg[3] = { 12.011 , 1.0079, 15.9994 };
- Float_t zpg[3] = { 6.0 , 1.0 , 8.0 };
- Float_t wpg[3] = { 5.0 , 8.0 , 2.0 };
- Float_t dpg = 1.18;
-
- // For epoxy (C18H19O3)
+ AliMixture(55,"Water", awa, zwa, dwa, -2,wwa );
+ // Rohacell (C5H8O2), X0 = 535.005cm
+ Float_t arh[3] = { 12.011 , 1.0079, 15.9994 };
+ Float_t zrh[3] = { 6.0 , 1.0 , 8.0 };
+ Float_t wrh[3] = { 5.0 , 8.0 , 2.0 };
+ Float_t drh = 0.075;
+ AliMixture(56,"Rohacell", arh, zrh, drh, -3,wrh );
+ // Epoxy (C18H19O3)
Float_t aEpoxy[3] = { 15.9994, 1.0079, 12.011 };
Float_t zEpoxy[3] = { 8.0 , 1.0 , 6.0 };
Float_t wEpoxy[3] = { 3.0 , 19.0 , 18.0 };
Float_t dEpoxy = 1.8 ;
+ AliMixture(57,"Epoxy", aEpoxy,zEpoxy,dEpoxy,-3,wEpoxy);
+ // Araldite, low density epoxy (C18H19O3)
+ Float_t aAral[3] = { 15.9994, 1.0079, 12.011 };
+ Float_t zAral[3] = { 8.0 , 1.0 , 6.0 };
+ Float_t wAral[3] = { 3.0 , 19.0 , 18.0 };
+ Float_t dAral = 1.12; // Hardener: 1.15, epoxy: 1.1, mixture: 1/2
+ AliMixture(58,"Araldite", aAral, zAral, dAral, -3,wAral );
+ // Mylar
+ Float_t aMy[3] = { 12.011 , 1.0 , 15.9994 };
+ Float_t zMy[3] = { 6.0 , 1.0 , 8.0 };
+ Float_t wMy[3] = { 5.0 , 4.0 , 2.0 };
+ Float_t dMy = 1.39;
+ AliMixture(59,"Mylar", aMy, zMy, dMy, -3,wMy );
+ // Polypropylene (C3H6) for radiator fibers
+ Float_t app[2] = { 12.011 , 1.0079 };
+ Float_t zpp[2] = { 6.0 , 1.0 };
+ Float_t wpp[2] = { 3.0 , 6.0 };
+ Float_t dpp = 0.068;
+ AliMixture(60,"Polypropylene",app, zpp, dpp, -2,wpp );
+ // Aramide for honeycomb
+ Float_t aAra[4] = { 1.0079, 12.011 , 15.9994, 14.0067 };
+ Float_t zAra[4] = { 1.0 , 6.0 , 8.0 , 7.0 };
+ Float_t wAra[4] = { 3.0 , 1.0 , 1.0 , 1.0 };
+ Float_t dAra = 0.032;
+ AliMixture(61,"Aramide", aAra, zAra, dAra, -4,wAra );
+ // GFK for Wacosit (Epoxy + Si)
+ Float_t aGFK[4] = { 1.0079, 12.011 , 15.9994, 28.086 };
+ Float_t zGFK[4] = { 1.0 , 6.0 , 8.0 , 14.0 };
+ Float_t wGFK[4] = { 0.0445, 0.5031, 0.1118, 0.340 };
+ Float_t dGFK = 2.0;
+ AliMixture(62,"GFK", aGFK, zGFK, dGFK, 4,wGFK );
- // For air
- Float_t aAir[4] = { 12.011 , 14.0 , 15.9994 , 36.0 };
- Float_t zAir[4] = { 6.0 , 7.0 , 8.0 , 18.0 };
- Float_t wAir[4] = { 0.000124, 0.755267, 0.231781, 0.012827 };
- Float_t dAir = 1.20479E-3;
-
- // For G10
- Float_t aG10[4] = { 1.0079 , 12.011 , 15.9994 , 28.086 };
- Float_t zG10[4] = { 1.0 , 6.0 , 8.0 , 14.0 };
- Float_t wG10[4] = { 0.15201 , 0.10641 , 0.49444 , 0.24714 };
- Float_t dG10 = 1.7;
+ //////////////////////////////////////////////////////////////////////////
+ // Tracking Media Parameters
+ //////////////////////////////////////////////////////////////////////////
- // For Xe/CO2-gas-mixture
- Float_t aXeCO2[3] = { 131.29 , 12.0107 , 15.9994 };
- Float_t zXeCO2[3] = { 54.0 , 6.0 , 8.0 };
- Float_t wXeCO2[3] = { 8.5 , 1.5 , 3.0 };
- // Xe-content of the Xe/CO2-mixture (85% / 15%)
- Float_t fxc = 0.85;
- Float_t dxe = 0.00549;
- Float_t dgm = fxc * dxe + (1.0 - fxc) * dco;
-
// General tracking parameter
Float_t tmaxfd = -10.0;
Float_t stemax = -1.0e10;
Float_t deemax = -0.1;
Float_t epsil = 1.0e-4;
Float_t stmin = -0.001;
-
- //////////////////////////////////////////////////////////////////////////
- // Define Materials
- //////////////////////////////////////////////////////////////////////////
-
- AliMaterial( 1, "Al" , 26.98, 13.0, 2.7 , 8.9 , 37.2);
- AliMaterial( 4, "Xe" , 131.29, 54.0, dxe , 1546.16, 0.0);
- AliMaterial( 5, "Cu" , 63.54, 29.0, 8.96 , 1.43, 14.8);
- AliMaterial( 6, "C" , 12.01, 6.0, 2.265 , 18.8 , 74.4);
- AliMaterial(15, "Sn" , 118.71, 50.0, 7.31 , 1.21, 14.8);
- AliMaterial(16, "Si" , 28.09, 14.0, 2.33 , 9.36, 37.2);
-
- // Mixtures
- AliMixture(2, "Air" , aAir, zAir, dAir, 4, wAir );
- AliMixture(3, "Polyethilene", ape, zpe, dpe, -2, wpe );
- AliMixture(7, "Mylar", amy, zmy, dmy, -3, wmy );
- AliMixture(8, "CO2", aco, zco, dco, -2, wco );
- AliMixture(9, "Isobutane", ais, zis, dis, -2, wis );
- AliMixture(10,"Gas mixture", aXeCO2, zXeCO2, dgm, -3, wXeCO2);
- AliMixture(12,"G10", aG10, zG10, dG10, 4, wG10 );
- AliMixture(13,"Water", awa, zwa, dwa, -2, wwa );
- AliMixture(14,"Plexiglas", apg, zpg, dpg, -3, wpg );
- AliMixture(17,"Epoxy", aEpoxy, zEpoxy, dEpoxy, -3, wEpoxy);
-
- //////////////////////////////////////////////////////////////////////////
- // Tracking Media Parameters
- //////////////////////////////////////////////////////////////////////////
// Al Frame
- AliMedium(1, "Al Frame", 1, 0, isxfld, sxmgmx
- , tmaxfd, stemax, deemax, epsil, stmin);
+ AliMedium( 1,"Al Frame" , 1,0,isxfld,sxmgmx
+ ,tmaxfd,stemax,deemax,epsil,stmin);
// Air
- AliMedium(2, "Air", 2, 0, isxfld, sxmgmx
- , tmaxfd, stemax, deemax, epsil, stmin);
- // Polyethilene
- AliMedium(3, "Radiator", 3, 0, isxfld, sxmgmx
- , tmaxfd, stemax, deemax, epsil, stmin);
- // Xe
- AliMedium(4, "Xe", 4, 1, isxfld, sxmgmx
- , tmaxfd, stemax, deemax, epsil, stmin);
+ AliMedium( 2,"Air" ,51,0,isxfld,sxmgmx
+ ,tmaxfd,stemax,deemax,epsil,stmin);
+ // Wires
+ AliMedium( 3,"Wires" , 2,0,isxfld,sxmgmx
+ ,tmaxfd,stemax,deemax,epsil,stmin);
+ // All other ROB materials (caps, etc.)
+ AliMedium( 4,"ROB Other" , 2,0,isxfld,sxmgmx
+ ,tmaxfd,stemax,deemax,epsil,stmin);
// Cu pads
- AliMedium(5, "Padplane", 5, 1, isxfld, sxmgmx
- , tmaxfd, stemax, deemax, epsil, stmin);
+ AliMedium( 5,"Padplane" , 2,1,isxfld,sxmgmx
+ ,tmaxfd,stemax,deemax,epsil,stmin);
// Fee + cables
- AliMedium(6, "Readout", 5, 0, isxfld, sxmgmx
- , tmaxfd, stemax, deemax, epsil, stmin);
- // C frame
- AliMedium(7, "C Frame", 6, 0, isxfld, sxmgmx
- , tmaxfd, stemax, deemax, epsil, stmin);
- // Mylar foils
- AliMedium(8, "Mylar", 7, 0, isxfld, sxmgmx
- , tmaxfd, stemax, deemax, epsil, stmin);
+ AliMedium( 6,"Readout" , 2,0,isxfld,sxmgmx
+ ,tmaxfd,stemax,deemax,epsil,stmin);
+ // C frame (Wacosit)
+ AliMedium( 7,"Wacosit" ,62,0,isxfld,sxmgmx
+ ,tmaxfd,stemax,deemax,epsil,stmin);
+ // INOX of cooling bus bars
+ AliMedium( 8,"Cooling bus", 7,0,isxfld,sxmgmx
+ ,tmaxfd,stemax,deemax,epsil,stmin);
// Gas-mixture (Xe/CO2)
- AliMedium(9, "Gas-mix", 10, 1, isxfld, sxmgmx
- , tmaxfd, stemax, deemax, epsil, stmin);
- // Nomex-honeycomb (use carbon for the time being)
- AliMedium(10, "Nomex", 6, 0, isxfld, sxmgmx
- , tmaxfd, stemax, deemax, epsil, stmin);
- // Kapton foils (use Mylar for the time being)
- AliMedium(11, "Kapton", 7, 0, isxfld, sxmgmx
- , tmaxfd, stemax, deemax, epsil, stmin);
- // Gas-filling of the radiator
- AliMedium(12, "CO2", 8, 0, isxfld, sxmgmx
- , tmaxfd, stemax, deemax, epsil, stmin);
+ AliMedium( 9,"Gas-mix" ,53,1,isxfld,sxmgmx
+ ,tmaxfd,stemax,deemax,epsil,stmin);
+ // Honeycomb
+ AliMedium(10,"Honeycomb" ,61,0,isxfld,sxmgmx
+ ,tmaxfd,stemax,deemax,epsil,stmin);
+ // Araldite glue
+ AliMedium(11,"Glue" ,58,0,isxfld,sxmgmx
+ ,tmaxfd,stemax,deemax,epsil,stmin);
// G10-plates
- AliMedium(13, "G10-plates",12, 0, isxfld, sxmgmx
- , tmaxfd, stemax, deemax, epsil, stmin);
+ AliMedium(13,"G10-plates" ,54,0,isxfld,sxmgmx
+ ,tmaxfd,stemax,deemax,epsil,stmin);
// Cooling water
- AliMedium(14, "Water", 13, 0, isxfld, sxmgmx
- , tmaxfd, stemax, deemax, epsil, stmin);
- // Rohacell (plexiglas) for the radiator
- AliMedium(15, "Rohacell", 14, 0, isxfld, sxmgmx
- , tmaxfd, stemax, deemax, epsil, stmin);
+ AliMedium(14,"Water" ,55,0,isxfld,sxmgmx
+ ,tmaxfd,stemax,deemax,epsil,stmin);
+ // Rohacell for the radiator
+ AliMedium(15,"Rohacell" ,56,0,isxfld,sxmgmx
+ ,tmaxfd,stemax,deemax,epsil,stmin);
// Al layer in MCMs
- AliMedium(16, "MCM-Al" , 1, 0, isxfld, sxmgmx
- , tmaxfd, stemax, deemax, epsil, stmin);
+ AliMedium(16,"MCM-Al" , 1,0,isxfld,sxmgmx
+ ,tmaxfd,stemax,deemax,epsil,stmin);
// Sn layer in MCMs
- AliMedium(17, "MCM-Sn" , 15, 0, isxfld, sxmgmx
- , tmaxfd, stemax, deemax, epsil, stmin);
+ AliMedium(17,"MCM-Sn" , 5,0,isxfld,sxmgmx
+ ,tmaxfd,stemax,deemax,epsil,stmin);
// Cu layer in MCMs
- AliMedium(18, "MCM-Cu" , 5, 0, isxfld, sxmgmx
- , tmaxfd, stemax, deemax, epsil, stmin);
+ AliMedium(18,"MCM-Cu" , 2,0,isxfld,sxmgmx
+ ,tmaxfd,stemax,deemax,epsil,stmin);
// G10 layer in MCMs
- AliMedium(19, "MCM-G10" , 12, 0, isxfld, sxmgmx
- , tmaxfd, stemax, deemax, epsil, stmin);
+ AliMedium(19,"MCM-G10" ,54,0,isxfld,sxmgmx
+ ,tmaxfd,stemax,deemax,epsil,stmin);
// Si in readout chips
- AliMedium(20, "Chip-Si" , 16, 0, isxfld, sxmgmx
- , tmaxfd, stemax, deemax, epsil, stmin);
+ AliMedium(20,"Chip-Si" , 6,0,isxfld,sxmgmx
+ ,tmaxfd,stemax,deemax,epsil,stmin);
// Epoxy in readout chips
- AliMedium(21, "Chip-Ep" , 17, 0, isxfld, sxmgmx
- , tmaxfd, stemax, deemax, epsil, stmin);
+ AliMedium(21,"Chip-Ep" ,57,0,isxfld,sxmgmx
+ ,tmaxfd,stemax,deemax,epsil,stmin);
// PE in connectors
- AliMedium(22, "Conn-PE" , 3, 0, isxfld, sxmgmx
- , tmaxfd, stemax, deemax, epsil, stmin);
+ AliMedium(22,"Conn-PE" ,52,0,isxfld,sxmgmx
+ ,tmaxfd,stemax,deemax,epsil,stmin);
// Cu in connectors
- AliMedium(23, "Chip-Cu" , 5, 0, isxfld, sxmgmx
- , tmaxfd, stemax, deemax, epsil, stmin);
+ AliMedium(23,"Chip-Cu" , 2,0,isxfld,sxmgmx
+ ,tmaxfd,stemax,deemax,epsil,stmin);
// Al of cooling pipes
- AliMedium(24, "Cooling" , 1, 0, isxfld, sxmgmx
- , tmaxfd, stemax, deemax, epsil, stmin);
+ AliMedium(24,"Cooling" , 1,0,isxfld,sxmgmx
+ ,tmaxfd,stemax,deemax,epsil,stmin);
// Cu in services
- AliMedium(25, "Serv-Cu" , 5, 0, isxfld, sxmgmx
- , tmaxfd, stemax, deemax, epsil, stmin);
-
- // Special tracking options for charged particles for XeCO2
- gMC->Gstpar((* fIdtmed)[9],"DRAY",1.0);
- gMC->Gstpar((* fIdtmed)[9],"STRA",1.0);
+ AliMedium(25,"Serv-Cu" , 2,0,isxfld,sxmgmx
+ ,tmaxfd,stemax,deemax,epsil,stmin);
+ // Carbon fiber mat
+ AliMedium(26,"Carbon" , 4,0,isxfld,sxmgmx
+ ,tmaxfd,stemax,deemax,epsil,stmin);
+ // Mylar foil
+ AliMedium(27,"Mylar" ,59,0,isxfld,sxmgmx
+ ,tmaxfd,stemax,deemax,epsil,stmin);
+ // Polypropylene fibers
+ AliMedium(28,"Fiber" ,60,0,isxfld,sxmgmx
+ ,tmaxfd,stemax,deemax,epsil,stmin);
// Save the density values for the TRD absorbtion
+ Float_t dmy = 1.39;
fFoilDensity = dmy;
- fGasDensity = dgm;
-
-}
-
-//_____________________________________________________________________________
-void AliTRD::DrawModule() const
-{
- //
- // Draw a shaded view of the Transition Radiation Detector version 0
- //
-
- // Set everything unseen
- gMC->Gsatt("*" ,"SEEN",-1);
-
- // Set ALIC mother transparent
- gMC->Gsatt("ALIC","SEEN", 0);
-
- // Set the volumes visible
- if (fGeometry->IsVersion() == 0) {
- gMC->Gsatt("B071","SEEN", 0);
- gMC->Gsatt("B074","SEEN", 0);
- gMC->Gsatt("B075","SEEN", 0);
- gMC->Gsatt("B077","SEEN", 0);
- gMC->Gsatt("BTR1","SEEN", 0);
- gMC->Gsatt("BTR2","SEEN", 0);
- gMC->Gsatt("BTR3","SEEN", 0);
- gMC->Gsatt("UTR1","SEEN", 0);
- gMC->Gsatt("UTR2","SEEN", 0);
- gMC->Gsatt("UTR3","SEEN", 0);
+ if (AliTRDCommonParam::Instance()->IsXenon()) {
+ fGasDensity = dgmXe;
+ fGasNobleFraction = fxc;
}
- else {
- gMC->Gsatt("B071","SEEN", 0);
- gMC->Gsatt("B074","SEEN", 0);
- gMC->Gsatt("B075","SEEN", 0);
- gMC->Gsatt("B077","SEEN", 0);
- gMC->Gsatt("BTR1","SEEN", 0);
- gMC->Gsatt("BTR2","SEEN", 0);
- gMC->Gsatt("BTR3","SEEN", 0);
- gMC->Gsatt("UTR1","SEEN", 0);
+ else if (AliTRDCommonParam::Instance()->IsArgon()) {
+ fGasDensity = dgmAr;
+ fGasNobleFraction = fac;
}
-
- gMC->Gdopt("hide", "on");
- gMC->Gdopt("shad", "on");
- gMC->Gsatt("*", "fill", 7);
- gMC->SetClipBox(".");
- gMC->SetClipBox("*", 0, 2000, -2000, 2000, -2000, 2000);
- gMC->DefaultRange();
- gMC->Gdraw("alic", 40, 30, 0, 12, 9.4, .021, .021);
- gMC->Gdhead(1111, "Transition Radiation Detector");
- gMC->Gdman(18, 4, "MAN");
-
-}
-
-//_____________________________________________________________________________
-Int_t AliTRD::DistancetoPrimitive(Int_t , Int_t )
-{
- //
- // Distance between the mouse and the TRD detector on the screen
- // Dummy routine
- //
-
- return 9999;
}
if (fGeometry->IsVersion() != 1) {
AliError("Not a valid geometry");
}
-
-}
-
-//_____________________________________________________________________________
-void AliTRD::LoadPoints(Int_t )
-{
- //
- // Store x, y, z of all hits in memory.
- // Hit originating from TR photons are given a different color
- //
-
- if (fHits == 0) {
- return;
- }
-
- Int_t nhits = fHits->GetEntriesFast();
- if (nhits == 0) {
- return;
- }
- Int_t tracks = gAlice->GetMCApp()->GetNtrack();
- if (fPoints == 0) {
- fPoints = new TObjArray(tracks);
- }
-
- AliTRDhit *ahit;
-
- Int_t *ntrkE = new Int_t[tracks];
- Int_t *ntrkT = new Int_t[tracks];
- Int_t *limiE = new Int_t[tracks];
- Int_t *limiT = new Int_t[tracks];
- Float_t **coorE = new Float_t*[tracks];
- Float_t **coorT = new Float_t*[tracks];
- for(Int_t i = 0; i < tracks; i++) {
- ntrkE[i] = 0;
- ntrkT[i] = 0;
- coorE[i] = 0;
- coorT[i] = 0;
- limiE[i] = 0;
- limiT[i] = 0;
- }
-
- AliTRDpoints *points = 0;
- Float_t *fp = 0;
- Int_t trk;
- Int_t chunk = nhits / 4 + 1;
-
- // Loop over all the hits and store their position
- ahit = (AliTRDhit *) FirstHit(-1);
- while (ahit) {
-
- // dEdx hits
- if (ahit->GetCharge() >= 0) {
-
- trk = ahit->GetTrack();
- if (ntrkE[trk] == limiE[trk]) {
- // Initialise a new track
- fp = new Float_t[3*(limiE[trk]+chunk)];
- if (coorE[trk]) {
- memcpy(fp,coorE[trk],sizeof(Float_t)*3*limiE[trk]);
- delete [] coorE[trk];
- }
- limiE[trk] += chunk;
- coorE[trk] = fp;
- }
- else {
- fp = coorE[trk];
- }
- fp[3*ntrkE[trk] ] = ahit->X();
- fp[3*ntrkE[trk]+1] = ahit->Y();
- fp[3*ntrkE[trk]+2] = ahit->Z();
- ntrkE[trk]++;
-
- }
- // TR photon hits
- else if ((ahit->GetCharge() < 0) &&
- (fDrawTR)) {
-
- trk = ahit->GetTrack();
- if (ntrkT[trk] == limiT[trk]) {
- // Initialise a new track
- fp = new Float_t[3*(limiT[trk]+chunk)];
- if (coorT[trk]) {
- memcpy(fp,coorT[trk],sizeof(Float_t)*3*limiT[trk]);
- delete [] coorT[trk];
- }
- limiT[trk] += chunk;
- coorT[trk] = fp;
- }
- else {
- fp = coorT[trk];
- }
- fp[3*ntrkT[trk] ] = ahit->X();
- fp[3*ntrkT[trk]+1] = ahit->Y();
- fp[3*ntrkT[trk]+2] = ahit->Z();
- ntrkT[trk]++;
-
- }
-
- ahit = (AliTRDhit *) NextHit();
-
- }
-
- for (trk = 0; trk < tracks; ++trk) {
-
- if (ntrkE[trk] || ntrkT[trk]) {
-
- points = new AliTRDpoints();
- points->SetDetector(this);
- points->SetParticle(trk);
-
- // Set the dEdx points
- if (ntrkE[trk]) {
- points->SetMarkerColor(GetMarkerColor());
- points->SetMarkerSize(GetMarkerSize());
- points->SetPolyMarker(ntrkE[trk],coorE[trk],GetMarkerStyle());
- delete [] coorE[trk];
- coorE[trk] = 0;
- }
-
- // Set the TR photon points
- if (ntrkT[trk]) {
- points->SetTRpoints(ntrkT[trk],coorT[trk]);
- delete [] coorT[trk];
- coorT[trk] = 0;
- }
-
- fPoints->AddAt(points,trk);
-
- }
-
- }
-
- delete [] coorE;
- delete [] coorT;
- delete [] ntrkE;
- delete [] ntrkT;
- delete [] limiE;
- delete [] limiT;
-
-}
-
-//_____________________________________________________________________________
-void AliTRD::MakeBranch(Option_t *option)
-{
- //
- // Create Tree branches for the TRD digits.
- //
-
- Int_t buffersize = 4000;
- Char_t branchname[15];
- sprintf(branchname,"%s",GetName());
-
- const Char_t *cD = strstr(option,"D");
-
- AliDetector::MakeBranch(option);
-
- if (fDigits &&
- gAlice->TreeD() &&
- cD) {
- MakeBranchInTree(gAlice->TreeD(),branchname,&fDigits,buffersize,0);
- }
+ // Special tracking options for charged particles for XeCO2
+ gMC->Gstpar((* fIdtmed)[9],"DRAY" , 1.0);
+ gMC->Gstpar((* fIdtmed)[9],"STRA" , 1.0);
+ gMC->Gstpar((* fIdtmed)[9],"LOSS" ,13.0); // Specific energy loss
+ // Parameters specific to Fluka
+ //gMC->Gstpar((* fIdtmed)[9],"PRIMIO_E",23.53); // 1st ionisation potential
+ //gMC->Gstpar((* fIdtmed)[9],"PRIMIO_N",19.344431); // Number of primaries
}
}
//_____________________________________________________________________________
-AliTRD &AliTRD::operator=(const AliTRD &trd)
+Bool_t AliTRD::Raw2SDigits(AliRawReader *rawReader)
{
//
- // Assignment operator
+ // Converts RAW data to SDigits
//
- if (this != &trd) ((AliTRD &) trd).Copy(*this);
-
- return *this;
-
-}
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+ AliLoader *loader = fRunLoader->GetLoader("TRDLoader");
+ if (!loader) {
+ AliError("Can not get TRD loader from Run Loader");
+ return kFALSE;
+ }
+
+ TTree *tree = 0;
+ tree = loader->TreeS();
+ if (!tree) {
+ loader->MakeTree("S");
+ tree = loader->TreeS();
+ }
+ AliTRDdigitizer digitizer("TRDdigitizer","TRD digitizer class");
+ AliTRDrawData *rawdata = new AliTRDrawData();
+ AliTRDdigitsManager *digitsManager = rawdata->Raw2Digits(rawReader);
+ // Create the s-digits manager
+ AliTRDdigitsManager *sdigitsManager = new AliTRDdigitsManager();
+ sdigitsManager->SetSDigits(kTRUE);
+ sdigitsManager->CreateArrays();
+ if (sdigitsManager) {
+ // Convert the digits into s-digits
+ digitizer.Digits2SDigits(digitsManager,sdigitsManager);
+ sdigitsManager->MakeBranch(tree);
+ sdigitsManager->WriteDigits();
+ delete digitsManager;
+ return kTRUE;
+ }
+ else {
+ return kFALSE;
+ }
+}
+//_____________________________________________________________________________
+AliLoader *AliTRD::MakeLoader(const Char_t *topfoldername)
+{
+ //
+ // Create a loader for the TRD tracklets
+ //
+ fLoader = new AliLoader(GetName(),topfoldername);
+ AliInfo("Adding Tracklets-loader");
+ AliDataLoader *dl = new AliDataLoader("TRD.Tracklets.root"
+ ,"tracklets"
+ ,"tracklets");
+ fLoader->AddDataLoader(dl);
+ dl = new AliDataLoader("TRD.GtuTracks.root"
+ ,"gtutracks"
+ ,"gtutracks");
+ fLoader->AddDataLoader(dl);
+ return fLoader;
+}
+//_____________________________________________________________________________
+AliTRD &AliTRD::operator=(const AliTRD &trd)
+{
+ //
+ // Assignment operator
+ //
+ if (this != &trd) {
+ ((AliTRD &) trd).Copy(*this);
+ }
+ return *this;
+}