* provided "as is" without express or implied warranty. *
**************************************************************************/
-/*
-$Log$
-Revision 1.43 2002/11/21 22:38:47 alibrary
-Removing AliMC and AliMCProcess
-
-Revision 1.42 2002/10/22 15:53:08 alibrary
-Introducing Riostream.h
-
-Revision 1.41 2002/10/14 14:57:43 hristov
-Merging the VirtualMC branch to the main development branch (HEAD)
-
-Revision 1.36.6.2 2002/07/24 10:09:30 alibrary
-Updating VirtualMC
-
-Revision 1.40 2002/06/13 08:11:56 cblume
-Add the track references
-
-Revision 1.39 2002/06/12 09:54:35 cblume
-Update of tracking code provided by Sergei
-
-Revision 1.38 2002/03/28 14:59:07 cblume
-Coding conventions
-
-Revision 1.37 2002/03/25 20:01:49 cblume
-Introduce parameter class
-
-Revision 1.36 2002/02/11 14:25:27 cblume
-Geometry update, compressed hit structure
-
-Revision 1.35 2001/11/14 12:08:44 cblume
-Remove unneccessary header files
-
-Revision 1.34 2001/11/14 10:50:45 cblume
-Changes in digits IO. Add merging of summable digits
-
-Revision 1.33 2001/11/06 17:19:41 cblume
-Add detailed geometry and simple simulator
-
-Revision 1.32 2001/10/08 06:57:33 hristov
-Branches for TRD digits are created only during the digitisation
-
-Revision 1.31 2001/08/30 09:30:30 hristov
-The split level of branches is set to 99
-
-Revision 1.30 2001/05/28 17:07:58 hristov
-Last minute changes; ExB correction in AliTRDclusterizerV1; taking into account of material in G10 TEC frames and material between TEC planes (C.Blume,S.Sedykh)
-
-Revision 1.29 2001/05/21 16:45:47 hristov
-Last minute changes (C.Blume)
-
-Revision 1.28 2001/05/16 14:57:27 alibrary
-New files for folders and Stack
-
-Revision 1.27 2001/05/08 07:05:02 hristov
-Loop variable declared once (HP, Sun)
-
-Revision 1.26 2001/05/07 08:03:22 cblume
-Generate also hits in the amplification region
-
-Revision 1.25 2001/03/13 09:30:35 cblume
-Update of digitization. Moved digit branch definition to AliTRD
-
-Revision 1.24 2001/01/26 19:56:49 hristov
-Major upgrade of AliRoot code
-
-Revision 1.23 2000/11/01 14:53:20 cblume
-Merge with TRD-develop
-
-Revision 1.17.2.6 2000/10/15 23:29:08 cblume
-Introduced more detailed geometry for the display
-
-Revision 1.17.2.5 2000/10/06 16:49:46 cblume
-Made Getters const
-
-Revision 1.17.2.4 2000/10/04 16:34:57 cblume
-Replace include files by forward declarations
-
-Revision 1.17.2.3 2000/09/22 14:45:17 cblume
-Included changes for the tracking
-
-Revision 1.17.2.2 2000/09/18 13:25:13 cblume
-Included LoadPoints() method to display the TR photons
-
-Revision 1.22 2000/10/02 21:28:19 fca
-Removal of useless dependecies via forward declarations
-
-Revision 1.21 2000/06/09 11:10:07 cblume
-Compiler warnings and coding conventions, next round
-
-Revision 1.20 2000/06/08 18:32:57 cblume
-Make code compliant to coding conventions
-
-Revision 1.19 2000/06/07 16:25:37 cblume
-Try to remove compiler warnings on Sun and HP
-
-Revision 1.18 2000/05/08 16:17:27 cblume
-Merge TRD-develop
-
-Revision 1.21 2000/06/09 11:10:07 cblume
-Compiler warnings and coding conventions, next round
-
-Revision 1.20 2000/06/08 18:32:57 cblume
-Make code compliant to coding conventions
-
-Revision 1.19 2000/06/07 16:25:37 cblume
-Try to remove compiler warnings on Sun and HP
-
-Revision 1.18 2000/05/08 16:17:27 cblume
-Merge TRD-develop
-
-Revision 1.17.2.1 2000/05/08 14:28:59 cblume
-Introduced SetPHOShole() and SetRICHhole(). AliTRDrecPoint container is now a TObjArray
-
-Revision 1.17 2000/02/28 19:10:26 cblume
-Include the new TRD classes
-
-Revision 1.16.2.2 2000/02/28 17:53:24 cblume
-Introduce TRD geometry classes
-
-Revision 1.16.2.1 2000/02/28 17:04:19 cblume
-Include functions and data members for AliTRDrecPoint
-
-Revision 1.16 2000/01/19 17:17:35 fca
-Introducing a list of lists of hits -- more hits allowed for detector now
-
-Revision 1.15 1999/11/02 17:04:25 fca
-Small syntax change for HP compiler
-
-Revision 1.14 1999/11/02 16:57:02 fca
-Avoid non ansi warnings on HP compilers
-
-Revision 1.13 1999/11/02 16:35:56 fca
-New version of TRD introduced
-
-Revision 1.12 1999/11/01 20:41:51 fca
-Added protections against using the wrong version of FRAME
-
-Revision 1.11 1999/09/29 09:24:34 fca
-Introduction of the Copyright and cvs Log
-
-*/
+/* $Id$ */
///////////////////////////////////////////////////////////////////////////////
// //
// //
///////////////////////////////////////////////////////////////////////////////
-#include <stdlib.h>
-#include <Riostream.h>
-
-#include <TMath.h>
-#include <TNode.h>
-#include <TGeometry.h>
-#include <TTree.h>
-#include <TPGON.h>
-#include <TFile.h>
-#include <TROOT.h>
-#include <TParticle.h>
-#include <TLorentzVector.h>
-
-#include "AliRun.h"
-#include "AliConst.h"
-#include "AliDigit.h"
+#include <TGeoGlobalMagField.h>
+#include <TVirtualMC.h>
+#include <TGeoManager.h>
+
+#include "AliMC.h"
#include "AliMagF.h"
+#include "AliRun.h"
+#include "AliLoader.h"
-#include "AliTrackReference.h"
-
#include "AliTRD.h"
-#include "AliTRDhit.h"
-#include "AliTRDpoints.h"
-#include "AliTRDdigit.h"
#include "AliTRDdigitizer.h"
-#include "AliTRDclusterizer.h"
-#include "AliTRDgeometryHole.h"
-#include "AliTRDgeometryFull.h"
-#include "AliTRDrecPoint.h"
-#include "AliTRDcluster.h"
#include "AliTRDdigitsManager.h"
-#include "AliTRDtrackHits.h"
+#include "AliTRDgeometry.h"
+#include "AliTRDhit.h"
+#include "AliTRDrawData.h"
+#include "AliTRDCommonParam.h"
ClassImp(AliTRD)
//_____________________________________________________________________________
AliTRD::AliTRD()
+ :AliDetector()
+ ,fGeometry(0)
+ ,fGasDensity(0)
+ ,fFoilDensity(0)
+ ,fGasNobleFraction(0)
+ ,fPrimaryIonisation(0)
{
//
// Default constructor
//
-
- fIshunt = 0;
- fGasMix = 0;
- fHits = 0;
- fDigits = 0;
-
- fRecPoints = 0;
- fNRecPoints = 0;
-
- fGeometry = 0;
-
- fGasDensity = 0;
- fFoilDensity = 0;
-
- fDrawTR = 0;
- fDisplayType = 0;
- fTrackHits = 0;
- fHitType = 0;
-
}
//_____________________________________________________________________________
AliTRD::AliTRD(const char *name, const char *title)
- : AliDetector(name,title)
+ :AliDetector(name,title)
+ ,fGeometry(0)
+ ,fGasDensity(0)
+ ,fFoilDensity(0)
+ ,fGasNobleFraction(0)
+ ,fPrimaryIonisation(0)
{
//
// Standard constructor for the TRD
//
- // Check that FRAME is there otherwise we have no place where to
- // put TRD
- AliModule* frame = gAlice->GetModule("FRAME");
+ // Check that FRAME is there otherwise we have no place where to put TRD
+ AliModule *frame = gAlice->GetModule("FRAME");
if (!frame) {
- Error("Ctor","TRD needs FRAME to be present\n");
+ AliError("TRD needs FRAME to be present\n");
exit(1);
}
- // Define the TRD geometry according to the FRAME geometry
- if (frame->IsVersion() == 0) {
- // Geometry with hole
- fGeometry = new AliTRDgeometryHole();
- }
- else if (frame->IsVersion() == 1) {
- // Geometry without hole
- fGeometry = new AliTRDgeometryFull();
+ // Define the TRD geometry
+ if ((frame->IsVersion() == 0) ||
+ (frame->IsVersion() == 1)) {
+ fGeometry = new AliTRDgeometry();
}
else {
- Error("Ctor","Could not find valid FRAME version\n");
+ AliError("Could not find valid FRAME version\n");
exit(1);
}
// Allocate the hit array
- fHits = new TClonesArray("AliTRDhit" ,405);
- gAlice->AddHitList(fHits);
-
- // Allocate the digits array
- fDigits = 0;
-
- // Allocate the rec point array
- fRecPoints = new TObjArray(400);
- fNRecPoints = 0;
-
- fIshunt = 0;
- fGasMix = 1;
-
- fGasDensity = 0;
- fFoilDensity = 0;
-
- fDrawTR = 0;
- fDisplayType = 0;
-
- fTrackHits = 0;
- fHitType = 2;
-
- SetMarkerColor(kWhite);
-
-}
-
-//_____________________________________________________________________________
-AliTRD::AliTRD(const AliTRD &trd)
-{
- //
- // Copy constructor
- //
-
- ((AliTRD &) trd).Copy(*this);
+ fHits = new TClonesArray("AliTRDhit",405);
+ gAlice->GetMCApp()->AddHitList(fHits);
}
// TRD destructor
//
- fIshunt = 0;
-
if (fGeometry) {
delete fGeometry;
- fGeometry = 0;
+ fGeometry = 0;
}
+
if (fHits) {
delete fHits;
- fHits = 0;
- }
- if (fRecPoints) {
- delete fRecPoints;
- fRecPoints = 0;
- }
- if (fTrackHits) {
- delete fTrackHits;
- fTrackHits = 0;
+ fHits = 0;
}
}
//_____________________________________________________________________________
-void AliTRD::AddCluster(Float_t *pos, Int_t det, Float_t amp
- , Int_t *tracks, Float_t *sig, Int_t iType)
+void AliTRD::Hits2Digits()
{
//
- // Add a cluster for the TRD
+ // Create digits
//
- AliTRDcluster *c = new AliTRDcluster();
-
- c->SetDetector(det);
- c->AddTrackIndex(tracks);
- c->SetQ(amp);
- c->SetY(pos[0]);
- c->SetZ(pos[1]);
- c->SetSigmaY2(sig[0]);
- c->SetSigmaZ2(sig[1]);
- c->SetLocalTimeBin(((Int_t) pos[2]));
-
- switch (iType) {
- case 0:
- c->Set2pad();
- break;
- case 1:
- c->Set3pad();
- break;
- case 2:
- c->Set4pad();
- break;
- case 3:
- c->Set5pad();
- break;
- case 4:
- c->SetLarge();
- break;
- };
-
- fRecPoints->Add(c);
+ AliTRDdigitizer digitizer("TRDdigitizer","TRD digitizer class");
+ AliLog::SetClassDebugLevel("TRDdigitizer",AliDebugLevel());
-}
+ // Initialization
+ digitizer.InitDetector();
+
+ if (!fLoader->TreeH()) {
+ fLoader->LoadHits("read");
+ }
+ fLoader->LoadDigits("recreate");
-//_____________________________________________________________________________
-void AliTRD::AddTrackReference(Int_t label, TLorentzVector p
- , TLorentzVector x, Float_t length)
-{
- //
- // Add a trackrefernce to the list
- //
+ AliRunLoader *runLoader = fLoader->GetRunLoader();
- if (!fTrackReferences) {
- Error("AddTrackReference","Container fTrackRefernce not active\n");
- return;
+ for (Int_t iEvent = 0; iEvent < runLoader->GetNumberOfEvents(); iEvent++) {
+ runLoader->GetEvent(iEvent);
+ digitizer.Open(runLoader,iEvent);
+ digitizer.MakeDigits();
+ digitizer.WriteDigits();
}
- Int_t nref = fTrackReferences->GetEntriesFast();
- TClonesArray &lref = *fTrackReferences;
- AliTrackReference * ref = new(lref[nref]) AliTrackReference();
- ref->SetMomentum(p[0],p[1],p[2]);
- ref->SetPosition(x[0],x[1],x[2]);
- ref->SetTrack(label);
- ref->SetLength(length);
+ fLoader->UnloadHits();
+ fLoader->UnloadDigits();
}
//_____________________________________________________________________________
-void AliTRD::Hits2Digits()
+void AliTRD::Hits2SDigits()
{
//
- // Create digits
+ // Create summable digits
//
- AliTRDdigitizer *digitizer = new AliTRDdigitizer("TRDdigitizer"
- ,"TRD digitizer class");
- digitizer->SetDebug(GetDebug());
- digitizer->SetEvent(gAlice->GetEvNumber());
+ AliTRDdigitizer digitizer("TRDdigitizer","TRD digitizer class");
+ // For the summable digits
+ digitizer.SetSDigits(kTRUE);
+ AliLog::SetClassDebugLevel("TRDdigitizer",AliDebugLevel());
// Initialization
- digitizer->InitDetector();
+ digitizer.InitDetector();
- // Create the digits
- digitizer->MakeDigits();
-
- // Write the digits into the input file
- if (digitizer->MakeBranch(fDigitsFile)) {
-
- digitizer->WriteDigits();
+ if (!fLoader->TreeH()) {
+ fLoader->LoadHits("read");
+ }
+ fLoader->LoadSDigits("recreate");
- // Save the digitizer class in the AliROOT
- digitizer->Write();
+ AliRunLoader *runLoader = fLoader->GetRunLoader();
+ for (Int_t iEvent = 0; iEvent < runLoader->GetNumberOfEvents(); iEvent++) {
+ runLoader->GetEvent(iEvent);
+ digitizer.Open(runLoader,iEvent);
+ digitizer.MakeDigits();
+ digitizer.WriteDigits();
}
+ fLoader->UnloadHits();
+ fLoader->UnloadSDigits();
+
}
//_____________________________________________________________________________
-void AliTRD::Hits2SDigits()
+AliDigitizer *AliTRD::CreateDigitizer(AliDigitizationInput* digInput) const
{
//
- // Create summable digits
+ // Creates a new digitizer object
//
- AliTRDdigitizer *digitizer = new AliTRDdigitizer("TRDdigitizer"
- ,"TRD digitizer class");
- digitizer->SetDebug(GetDebug());
-
- // For the summable digits
- digitizer->SetSDigits(kTRUE);
- digitizer->SetEvent(gAlice->GetEvNumber());
-
- // Initialization
- digitizer->InitDetector();
-
- // Create the TRD s-digits branch
- digitizer->MakeDigits();
-
- // Write the digits into the input file
- if (digitizer->MakeBranch(fDigitsFile)) {
-
- digitizer->WriteDigits();
-
- // Save the digitizer class in the AliROOT
- digitizer->Write();
-
- }
+ return new AliTRDdigitizer(digInput);
}
// Create final digits from summable digits
//
- // Create the TRD digitizer
- AliTRDdigitizer *digitizer = new AliTRDdigitizer("TRDdigitizer"
- ,"TRD digitizer class");
- digitizer->SetDebug(GetDebug());
+ // Create the TRD digitizer
+ AliTRDdigitizer digitizer("TRDdigitizer","TRD digitizer class");
+ AliLog::SetClassDebugLevel("TRDdigitizer",AliDebugLevel());
// Set the parameter
- digitizer->SetEvent(gAlice->GetEvNumber());
+ digitizer.SetEvent(gAlice->GetEvNumber());
// Initialization
- digitizer->InitDetector();
+ digitizer.InitDetector();
// Read the s-digits via digits manager
- AliTRDdigitsManager *sdigitsManager = new AliTRDdigitsManager();
- sdigitsManager->SetDebug(GetDebug());
- sdigitsManager->SetSDigits(kTRUE);
- if (fDigitsFile) {
- sdigitsManager->Open(fDigitsFile);
+ AliTRDdigitsManager sdigitsManager;
+
+ AliLog::SetClassDebugLevel("TRDdigitisManager",AliDebugLevel());
+ sdigitsManager.SetSDigits(kTRUE);
+ sdigitsManager.CreateArrays();
+
+ if (!fLoader->TreeS()) {
+ if (fLoader->LoadSDigits("read")) {
+ return;
+ }
+ }
+ if (!fLoader->TreeS()) {
+ AliError(Form("Error while reading SDigits for event %d",gAlice->GetEvNumber()));
+ return;
}
- sdigitsManager->CreateArrays();
- sdigitsManager->ReadDigits();
+
+ sdigitsManager.ReadDigits(fLoader->TreeS());
// Add the s-digits to the input list
- digitizer->AddSDigitsManager(sdigitsManager);
+ digitizer.AddSDigitsManager(&sdigitsManager);
// Convert the s-digits to normal digits
- digitizer->SDigits2Digits();
+ digitizer.SDigits2Digits();
// Store the digits
- if (digitizer->MakeBranch(fDigitsFile)) {
-
- digitizer->WriteDigits();
-
+ if (!fLoader->TreeD()) {
+ fLoader->MakeTree("D");
+ }
+ if (digitizer.MakeBranch(fLoader->TreeD())){
+ digitizer.WriteDigits();
}
}
//_____________________________________________________________________________
-void AliTRD::AddHit(Int_t track, Int_t det, Float_t *hits, Int_t q
- , Bool_t inDrift)
+void AliTRD::Digits2Raw()
{
//
- // Add a hit for the TRD
- //
- // The data structure is set according to fHitType:
- // bit0: standard TClonesArray
- // bit1: compressed trackHits structure
+ // Convert digits of the current event to raw data
//
- if (fHitType & 1) {
- TClonesArray &lhits = *fHits;
- new(lhits[fNhits++]) AliTRDhit(fIshunt,track,det,hits,q);
+ fLoader->LoadDigits();
+ TTree *digits = fLoader->TreeD();
+ if (!digits) {
+ AliError("No digits tree");
+ return;
}
- if (fHitType > 1) {
- AddHit2(track,det,hits,q,inDrift);
+ AliTRDrawData rawWriter;
+ if (!rawWriter.Digits2Raw(digits)) {
+ AliError("The raw writer could not load the digits tree");
}
+ fLoader->UnloadDigits();
+
}
//_____________________________________________________________________________
-void AliTRD::BuildGeometry()
+void AliTRD::AddHit(Int_t track, Int_t det, Float_t *hits, Int_t q
+ , Float_t time, Bool_t inDrift)
{
//
- // Create the ROOT TNode geometry for the TRD
- //
-
- TNode *node, *top;
- TPGON *pgon;
-
- Float_t rmin, rmax;
- Float_t zmax1, zmax2;
+ // Add a hit for the TRD
+ //
- 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);
+ TClonesArray &lhits = *fHits;
+ AliTRDhit *hit = new(lhits[fNhits++]) AliTRDhit(fIshunt
+ ,track
+ ,det
+ ,hits
+ ,q
+ ,time);
+ if (inDrift) {
+ hit->SetDrift();
+ }
+ else {
+ hit->SetAmplification();
}
- 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;
-
- }
+ if (q < 0) {
+ hit->SetTRphoton();
}
}
-//_____________________________________________________________________________
-void AliTRD::Copy(TObject &trd)
-{
- //
- // Copy function
- //
-
- ((AliTRD &) trd).fGasMix = fGasMix;
- ((AliTRD &) trd).fGeometry = fGeometry;
- ((AliTRD &) trd).fRecPoints = fRecPoints;
- ((AliTRD &) trd).fNRecPoints = fNRecPoints;
- ((AliTRD &) trd).fGasDensity = fGasDensity;
- ((AliTRD &) trd).fFoilDensity = fFoilDensity;
- ((AliTRD &) trd).fDrawTR = fDrawTR;
- ((AliTRD &) trd).fDisplayType = fDisplayType;
- ((AliTRD &) trd).fHitType = fHitType;
-
- //AliDetector::Copy(trd);
-
-}
-
//_____________________________________________________________________________
void AliTRD::CreateGeometry()
{
//
// Check that FRAME is there otherwise we have no place where to put the TRD
- AliModule* frame = gAlice->GetModule("FRAME");
+ AliModule *frame = gAlice->GetModule("FRAME");
if (!frame) {
- printf(" The TRD needs the FRAME to be defined first\n");
- return;
+ AliFatal("The TRD needs the FRAME to be defined first");
}
fGeometry->CreateGeometry(fIdtmed->GetArray() - 1299);
}
-
+
//_____________________________________________________________________________
void AliTRD::CreateMaterials()
{
//
// Create the materials for the TRD
- // Origin Y.Foka
//
- Int_t isxfld = gAlice->Field()->Integ();
- Float_t sxmgmx = gAlice->Field()->Max();
-
- // For polyethilene (CH2)
- Float_t ape[2] = { 12., 1. };
- Float_t zpe[2] = { 6., 1. };
- Float_t wpe[2] = { 1., 2. };
- Float_t dpe = 0.95;
-
- // For mylar (C5H4O2)
- Float_t amy[3] = { 12., 1., 16. };
- Float_t zmy[3] = { 6., 1., 8. };
- Float_t wmy[3] = { 5., 4., 2. };
- Float_t dmy = 1.39;
-
- // For CO2
- Float_t aco[2] = { 12., 16. };
- Float_t zco[2] = { 6., 8. };
- Float_t wco[2] = { 1., 2. };
- Float_t dco = 0.001977;
-
- // For water
- Float_t awa[2] = { 1., 16. };
- Float_t zwa[2] = { 1., 8. };
- Float_t wwa[2] = { 2., 1. };
- Float_t dwa = 1.0;
-
- // For isobutane (C4H10)
- Float_t ais[2] = { 12., 1. };
- Float_t zis[2] = { 6., 1. };
- Float_t wis[2] = { 4., 10. };
- Float_t dis = 0.00267;
-
- // For plexiglas (C5H8O2)
- Float_t apg[3] = { 12.011 , 1.0 , 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 Xe/CO2-gas-mixture
- // Xe-content of the Xe/CO2-mixture (85% / 15%)
- Float_t fxc = .85;
- // Xe-content of the Xe/Isobutane-mixture (97% / 3%)
- Float_t fxi = .97;
- Float_t dxe = .005858;
-
- // General tracking parameter
- Float_t tmaxfd = -10.;
- Float_t stemax = -1e10;
- Float_t deemax = -0.1;
- Float_t epsil = 1e-4;
- Float_t stmin = -0.001;
-
- Float_t absl, radl, d, buf[1];
- Float_t agm[2], zgm[2], wgm[2];
- Float_t dgm1, dgm2;
- Int_t nbuf;
+ Int_t isxfld = ((AliMagF *) TGeoGlobalMagField::Instance()->GetField())->Integ();
+ Float_t sxmgmx = ((AliMagF *) TGeoGlobalMagField::Instance()->GetField())->Max();
//////////////////////////////////////////////////////////////////////////
// Define Materials
//////////////////////////////////////////////////////////////////////////
- AliMaterial( 1, "Al" , 26.98, 13.0, 2.7 , 8.9 , 37.2);
- AliMaterial( 2, "Air" , 14.61, 7.3, 0.001205, 30420.0 , 67500.0);
- AliMaterial( 4, "Xe" , 131.29, 54.0, dxe , 1447.59, 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(12, "G10" , 20.00, 10.0, 1.7 , 19.4 , 999.0);
- 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);
- AliMaterial(17, "Epoxy", 17.75, 8.9, 1.8 , 21.82, 999.0);
-
- // Mixtures
- 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(13,"Water", awa, zwa, dwa, -2, wwa);
- AliMixture(14,"Plexiglas", apg, zpg, dpg, -3, wpg);
-
+ // 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;
+ AliMixture(52,"Polyethilene", ape, zpe, dpe, -2, wpe );
// Gas mixtures
- Char_t namate[21];
- // Xe/CO2-mixture
- // Get properties of Xe
- gMC->Gfmate((*fIdmate)[4], namate, agm[0], zgm[0], d, radl, absl, buf, nbuf);
- // Get properties of CO2
- gMC->Gfmate((*fIdmate)[8], namate, agm[1], zgm[1], d, radl, absl, buf, nbuf);
- // Create gas mixture
- wgm[0] = fxc;
- wgm[1] = 1. - fxc;
- dgm1 = wgm[0] * dxe + wgm[1] * dco;
- AliMixture(10, "Gas mixture 1", agm, zgm, dgm1, 2, wgm);
- // Xe/Isobutane-mixture
- // Get properties of Xe
- gMC->Gfmate((*fIdmate)[4], namate, agm[0], zgm[0], d, radl, absl, buf, nbuf);
- // Get properties of Isobutane
- gMC->Gfmate((*fIdmate)[9], namate, agm[1], zgm[1], d, radl, absl, buf, nbuf);
- // Create gas mixture
- wgm[0] = fxi;
- wgm[1] = 1. - fxi;
- dgm2 = wgm[0] * dxe + wgm[1] * dis;
- AliMixture(11, "Gas mixture 2", agm, zgm, dgm2, 2, wgm);
-
+ // 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;
+ 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 );
+
//////////////////////////////////////////////////////////////////////////
// Tracking Media Parameters
//////////////////////////////////////////////////////////////////////////
+ // 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;
+
// 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", 1, 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);
- if (fGasMix == 1) {
- // Gas-mixture (Xe/CO2)
- AliMedium(9, "Gas-mix", 10, 1, isxfld, sxmgmx
- , tmaxfd, stemax, deemax, epsil, stmin);
- }
- else {
- // Gas-mixture (Xe/Isobutane)
- AliMedium(9, "Gas-mix", 11, 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( 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" ,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" , 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;
- if (fGasMix == 1)
- fGasDensity = dgm1;
- else
- fGasDensity = dgm2;
+ if (AliTRDCommonParam::Instance()->IsXenon()) {
+ fGasDensity = dgmXe;
+ fGasNobleFraction = fxc;
+ }
+ else if (AliTRDCommonParam::Instance()->IsArgon()) {
+ fGasDensity = dgmAr;
+ fGasNobleFraction = fac;
+ }
}
-
+
//_____________________________________________________________________________
-void AliTRD::DrawModule() const
+void AliTRD::Init()
{
//
- // Draw a shaded view of the Transition Radiation Detector version 0
+ // Initialize the TRD detector after the geometry has been created
//
- // 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);
- }
- 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);
- if (fGeometry->GetPHOShole())
- gMC->Gsatt("UTR2","SEEN", 0);
- if (fGeometry->GetRICHhole())
- gMC->Gsatt("UTR3","SEEN", 0);
+ AliDebug(1,"++++++++++++++++++++++++++++++++++++++++++++++");
+
+ if (fGeometry->IsVersion() != 1) {
+ AliError("Not a valid geometry");
}
-// gMC->Gsatt("UCII","SEEN", 0);
-// gMC->Gsatt("UCIM","SEEN", 0);
-// gMC->Gsatt("UCIO","SEEN", 0);
-// gMC->Gsatt("UL02","SEEN", 1);
-// gMC->Gsatt("UL05","SEEN", 1);
-// gMC->Gsatt("UL06","SEEN", 1);
-
- 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 ) const
+void AliTRD::ResetDigits()
{
//
- // Distance between the mouse and the TRD detector on the screen
- // Dummy routine
-
- return 9999;
+ // Reset number of digits and the digits array for this detector
+ //
+
+ fNdigits = 0;
+
+ if (fDigits) {
+ fDigits->Clear();
+ }
}
-
+
//_____________________________________________________________________________
-void AliTRD::Init()
+void AliTRD::SetTreeAddress()
{
//
- // Initialize the TRD detector after the geometry has been created
+ // Set the branch addresses for the trees.
//
- Int_t i;
-
- if (fDebug) {
- printf("\n%s: ",ClassName());
- for (i = 0; i < 35; i++) printf("*");
- printf(" TRD_INIT ");
- for (i = 0; i < 35; i++) printf("*");
- printf("\n");
- }
-
- if (fGeometry->IsVersion() == 0) {
- printf("%s: Geometry for spaceframe with holes initialized\n",ClassName());
- }
- else if (fGeometry->IsVersion() == 1) {
- printf("%s: Geometry for spaceframe without holes initialized\n",ClassName());
- if (fGeometry->GetPHOShole())
- printf("%s: Leave space in front of PHOS free\n",ClassName());
- if (fGeometry->GetRICHhole())
- printf("%s: Leave space in front of RICH free\n",ClassName());
- }
-
- if (fGasMix == 1) {
- printf("%s: Gas Mixture: 85%% Xe + 15%% CO2\n",ClassName());
- }
- else {
- printf("%s: Gas Mixture: 97%% Xe + 3%% Isobutane\n",ClassName());
+ if (fLoader->TreeH() &&
+ (fHits == 0x0)) {
+ fHits = new TClonesArray("AliTRDhit",405);
}
+ AliDetector::SetTreeAddress();
}
//_____________________________________________________________________________
-void AliTRD::LoadPoints(Int_t track)
+Bool_t AliTRD::Raw2SDigits(AliRawReader *rawReader)
{
//
- // Store x, y, z of all hits in memory.
- // Hit originating from TR photons are given a different color
+ // Converts RAW data to SDigits
//
- //if (!fDrawTR) {
- // AliDetector::LoadPoints(track);
- // return;
- //}
-
- if ((fHits == 0) && (fTrackHits == 0)) return;
-
- Int_t nhits;
- if (fHitType < 2) {
- nhits = fHits->GetEntriesFast();
+ AliLoader *loader = fRunLoader->GetLoader("TRDLoader");
+ if (!loader) {
+ AliError("Can not get TRD loader from Run Loader");
+ return kFALSE;
}
- else {
- nhits = fTrackHits->GetEntriesFast();
- }
- if (nhits == 0) return;
-
- Int_t tracks = gAlice->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;
+
+ TTree *tree = 0;
+ tree = loader->TreeS();
+ if (!tree) {
+ loader->MakeTree("S");
+ tree = loader->TreeS();
}
-
- 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]++;
+ AliTRDdigitizer digitizer("TRDdigitizer","TRD digitizer class");
- }
+ AliTRDrawData *rawdata = new AliTRDrawData();
+ AliTRDdigitsManager *digitsManager = rawdata->Raw2Digits(rawReader);
- ahit = (AliTRDhit *) NextHit();
+ // Create the s-digits manager
+ AliTRDdigitsManager *sdigitsManager = new AliTRDdigitsManager();
- }
+ if (sdigitsManager) {
- for (trk = 0; trk < tracks; ++trk) {
+ sdigitsManager->SetSDigits(kTRUE);
+ sdigitsManager->CreateArrays();
- if (ntrkE[trk] || ntrkT[trk]) {
+ // Convert the digits into s-digits
+ digitizer.Digits2SDigits(digitsManager,sdigitsManager);
- points = new AliTRDpoints();
- points->SetDetector(this);
- points->SetParticle(trk);
+ sdigitsManager->MakeBranch(tree);
+ sdigitsManager->WriteDigits();
- // 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;
- }
+ delete digitsManager;
- // Set the TR photon points
- if (ntrkT[trk]) {
- points->SetTRpoints(ntrkT[trk],coorT[trk]);
- delete [] coorT[trk];
- coorT[trk] = 0;
- }
+ return kTRUE;
- fPoints->AddAt(points,trk);
+ }
+ else {
- }
+ return kFALSE;
}
- delete [] coorE;
- delete [] coorT;
- delete [] ntrkE;
- delete [] ntrkT;
- delete [] limiE;
- delete [] limiT;
-
}
//_____________________________________________________________________________
-void AliTRD::MakeBranch(Option_t* option, const char *file)
+AliLoader *AliTRD::MakeLoader(const Char_t *topfoldername)
{
//
- // Create Tree branches for the TRD digits.
+ // Create a loader for the TRD tracklets
//
- Int_t buffersize = 4000;
- Char_t branchname[15];
- sprintf(branchname,"%s",GetName());
-
- const char *cD = strstr(option,"D");
-
- AliDetector::MakeBranch(option,file);
-
- if (fDigits && gAlice->TreeD() && cD) {
- MakeBranchInTree(gAlice->TreeD(),branchname,&fDigits,buffersize,file);
- }
+ fLoader = new AliLoader(GetName(),topfoldername);
- if (fHitType > 1) {
- MakeBranch2(option,file);
- }
+ AliInfo("Adding Tracklets-loader");
-}
+ AliDataLoader *dl = new AliDataLoader("TRD.Tracklets.root"
+ ,"tracklets"
+ ,"tracklets");
+ fLoader->AddDataLoader(dl);
-//_____________________________________________________________________________
-void AliTRD::ResetDigits()
-{
- //
- // Reset number of digits and the digits array for this detector
- //
+ dl = new AliDataLoader("TRD.GtuTracks.root"
+ ,"gtutracks"
+ ,"gtutracks");
+ fLoader->AddDataLoader(dl);
- fNdigits = 0;
- if (fDigits) fDigits->Clear();
+ return fLoader;
}
//_____________________________________________________________________________
-void AliTRD::ResetRecPoints()
+AliTRD &AliTRD::operator=(const AliTRD &trd)
{
//
- // Reset number of reconstructed points and the point array
+ // Assignment operator
//
- if (fRecPoints) {
- fNRecPoints = 0;
- Int_t nentr = fRecPoints->GetEntriesFast();
- for (Int_t i = 0; i < nentr; i++) delete fRecPoints->RemoveAt(i);
+ if (this != &trd) {
+ ((AliTRD &) trd).Copy(*this);
}
-}
-
-//_____________________________________________________________________________
-void AliTRD::SetTreeAddress()
-{
- //
- // Set the branch addresses for the trees.
- //
-
- Char_t branchname[15];
-
- AliDetector::SetTreeAddress();
-
- TBranch *branch;
- TTree *treeR = gAlice->TreeR();
-
- if (treeR) {
- sprintf(branchname,"%scluster",GetName());
- if (fRecPoints) {
- branch = treeR->GetBranch(branchname);
- if (branch) {
- branch->SetAddress(&fRecPoints);
- }
- }
- }
-
- if (fHitType > 0) {
- SetTreeAddress2();
- }
-
-}
-
-//_____________________________________________________________________________
-void AliTRD::SetGasMix(Int_t imix)
-{
- //
- // Defines the gas mixture (imix=0: Xe/Isobutane imix=1: Xe/CO2)
- //
-
- if ((imix < 0) || (imix > 1)) {
- printf("Wrong input value: %d\n",imix);
- printf("Use standard setting\n");
- fGasMix = 1;
- return;
- }
-
- fGasMix = imix;
-
-}
-
-//_____________________________________________________________________________
-void AliTRD::SetPHOShole()
-{
- //
- // Selects a geometry with a hole in front of the PHOS
- //
-
- fGeometry->SetPHOShole();
-
-}
-
-//_____________________________________________________________________________
-void AliTRD::SetRICHhole()
-{
- //
- // Selects a geometry with a hole in front of the RICH
- //
-
- fGeometry->SetRICHhole();
-
-}
-
-//_____________________________________________________________________________
-AliTRD &AliTRD::operator=(const AliTRD &trd)
-{
- //
- // Assignment operator
- //
-
- if (this != &trd) ((AliTRD &) trd).Copy(*this);
- return *this;
-
-}
-
-//_____________________________________________________________________________
-void AliTRD::FinishPrimary()
-{
- //
- // Store the hits in the containers after all primaries are finished
- //
-
- if (fTrackHits) {
- fTrackHits->FlushHitStack();
- }
-
-}
-
-//_____________________________________________________________________________
-void AliTRD::RemapTrackHitIDs(Int_t *map)
-{
- //
- // Remap the track IDs
- //
-
- if (!fTrackHits) {
- return;
- }
-
- if (fTrackHits) {
- TClonesArray *arr = fTrackHits->GetArray();;
- for (Int_t i = 0; i < arr->GetEntriesFast(); i++){
- AliTrackHitsParamV2 *info = (AliTrackHitsParamV2 *) (arr->At(i));
- info->fTrackID = map[info->fTrackID];
- }
- }
-
-}
-
-//_____________________________________________________________________________
-void AliTRD::ResetHits()
-{
- //
- // Reset the hits
- //
-
- AliDetector::ResetHits();
- if (fTrackHits) {
- fTrackHits->Clear();
- }
-
-}
-
-//_____________________________________________________________________________
-AliHit* AliTRD::FirstHit(Int_t track)
-{
- //
- // Return the first hit of a track
- //
-
- if (fHitType > 1) {
- return FirstHit2(track);
- }
-
- return AliDetector::FirstHit(track);
-
-}
-
-//_____________________________________________________________________________
-AliHit* AliTRD::NextHit()
-{
- //
- // Returns the next hit of a track
- //
-
- if (fHitType > 1) {
- return NextHit2();
- }
-
- return AliDetector::NextHit();
-
-}
-
-//_____________________________________________________________________________
-AliHit* AliTRD::FirstHit2(Int_t track)
-{
- //
- // Initializes the hit iterator.
- // Returns the address of the first hit of a track.
- // If <track> >= 0 the track is read from disk,
- // while if <track> < 0 the first hit of the current
- // track is returned.
- //
-
- if (track >= 0) {
- gAlice->ResetHits();
- gAlice->TreeH()->GetEvent(track);
- }
-
- if (fTrackHits) {
- fTrackHits->First();
- return (AliHit*) fTrackHits->GetHit();
- }
- else {
- return 0;
- }
-
-}
-
-//_____________________________________________________________________________
-AliHit* AliTRD::NextHit2()
-{
- //
- // Returns the next hit of the current track
- //
-
- if (fTrackHits) {
- fTrackHits->Next();
- return (AliHit *) fTrackHits->GetHit();
- }
- else {
- return 0;
- }
-
-}
-
-//_____________________________________________________________________________
-void AliTRD::MakeBranch2(Option_t *option, const char *file)
-{
- //
- // Create a new branch in the current Root tree.
- // The branch of fHits is automatically split.
- //
-
- if (fHitType < 2) {
- return;
- }
-
- char branchname[10];
- sprintf(branchname,"%s2",GetName());
-
- // Get the pointer to the header
- const char *cH = strstr(option,"H");
-
- if (!fTrackHits) {
- fTrackHits = new AliTRDtrackHits();
- }
-
- if (fTrackHits && gAlice->TreeH() && cH) {
-
- gAlice->TreeH()->Branch(branchname,"AliTRDtrackHits"
- ,&fTrackHits
- ,fBufferSize,99);
-
- if (GetDebug() > 1) {
- printf("<AliTRD::MakeBranch2> Making Branch %s for trackhits\n"
- ,branchname);
- }
-
- const char kFolder[] = "RunMC/Event/Data";
-
- if (GetDebug()) {
- printf("<AliTRD::MakeBranch2> %15s: Publishing %s to %s\n"
- ,ClassName(),branchname,kFolder);
- }
-
- Publish(kFolder,&fTrackHits,branchname);
-
- if (file) {
- TBranch *b = gAlice->TreeH()->GetBranch(branchname);
- TDirectory *wd = gDirectory;
- b->SetFile(file);
- TIter next(b->GetListOfBranches());
- while ((b = (TBranch*) next())) {
- b->SetFile(file);
- }
- wd->cd();
- if (GetDebug() > 1) {
- printf("<AliTRD::MakeBranch2> Diverting branch %s to file %s\n"
- ,branchname,file);
- }
- }
-
- }
-
-}
-
-//_____________________________________________________________________________
-void AliTRD::SetTreeAddress2()
-{
- //
- // Set the branch address for the trackHits tree
- //
-
- TBranch *branch;
-
- char branchname[20];
-
- sprintf(branchname,"%s2",GetName());
-
- // Branch address for hit tree
- TTree *treeH = gAlice->TreeH();
- if ((treeH) && (fHitType > 0)) {
- branch = treeH->GetBranch(branchname);
- if (branch) {
- branch->SetAddress(&fTrackHits);
- }
- }
-
-}
-
-//_____________________________________________________________________________
-void AliTRD::AddHit2(Int_t track, Int_t det, Float_t *hits, Int_t q
- , Bool_t inDrift)
-{
- //
- // Add a hit to the list
- //
-
- Int_t rtrack;
-
- if (fIshunt) {
- Int_t primary = gAlice->GetPrimary(track);
- gAlice->Particle(primary)->SetBit(kKeepBit);
- rtrack = primary;
- }
- else {
- rtrack = track;
- gAlice->FlagTrack(track);
- }
-
- if ((fTrackHits) && (fHitType > 0)) {
- fTrackHits->AddHitTRD(det,rtrack,hits[0],hits[1],hits[2],q,inDrift);
- }
+ return *this;
}
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