/*
$Log$
+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
///////////////////////////////////////////////////////////////////////////////
#include <stdlib.h>
+#include <iostream.h>
#include <TMath.h>
#include <TNode.h>
+#include <TGeometry.h>
+#include <TTree.h>
#include <TPGON.h>
-#include "AliTRD.h"
#include "AliRun.h"
#include "AliConst.h"
+#include "AliDigit.h"
+#include "AliMagF.h"
+#include "AliMC.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 "AliTRDdigitsManager.h"
+
ClassImp(AliTRD)
//_____________________________________________________________________________
fGeometry = 0;
+ fGasDensity = 0;
+ fFoilDensity = 0;
+
+ fDrawTR = 0;
+ fDisplayType = 0;
+
}
//_____________________________________________________________________________
// Check that FRAME is there otherwise we have no place where to
// put TRD
- AliModule* FRAME=gAlice->GetModule("FRAME");
- if (!FRAME) {
+ AliModule* frame = gAlice->GetModule("FRAME");
+ if (!frame) {
Error("Ctor","TRD needs FRAME to be present\n");
exit(1);
}
// Define the TRD geometry according to the FRAME geometry
- if (FRAME->IsVersion() == 0) {
+ if (frame->IsVersion() == 0) {
// Geometry with hole
fGeometry = new AliTRDgeometryHole();
}
- else if (FRAME->IsVersion() == 1) {
+ else if (frame->IsVersion() == 1) {
// Geometry without hole
fGeometry = new AliTRDgeometryFull();
}
}
// Allocate the hit array
- fHits = new TClonesArray("AliTRDhit" ,405);
+ fHits = new TClonesArray("AliTRDhit" ,405);
gAlice->AddHitList(fHits);
// Allocate the digits array
- fDigits = 0;
+ fDigits = 0;
// Allocate the rec point array
- fRecPoints = new TObjArray(400);
- fNRecPoints = 0;
+ fRecPoints = new TObjArray(400);
+ fNRecPoints = 0;
- fIshunt = 0;
- fGasMix = 0;
+ fIshunt = 0;
+ fGasMix = 0;
+
+ fGasDensity = 0;
+ fFoilDensity = 0;
+
+ fDrawTR = 0;
+ fDisplayType = 0;
SetMarkerColor(kWhite);
}
+//_____________________________________________________________________________
+AliTRD::AliTRD(const AliTRD &trd)
+{
+ //
+ // Copy constructor
+ //
+
+ ((AliTRD &) trd).Copy(*this);
+
+}
+
//_____________________________________________________________________________
AliTRD::~AliTRD()
{
}
//_____________________________________________________________________________
-void AliTRD::AddRecPoint(Float_t *pos, Int_t *digits, Int_t det, Float_t amp)
+void AliTRD::AddRecPoint(Float_t *pos, Int_t *digits, Int_t det, Float_t amp
+ , Int_t *tracks)
{
//
// Add a reconstructed point for the TRD
//
-
- AliTRDrecPoint *RecPoint = new AliTRDrecPoint();
+
+ AliTRDrecPoint *recPoint = new AliTRDrecPoint();
TVector3 posVec(pos[0],pos[1],pos[2]);
- RecPoint->SetLocalPosition(posVec);
- RecPoint->SetDetector(det);
- RecPoint->SetEnergy(amp);
+ recPoint->SetLocalPosition(posVec);
+ recPoint->SetDetector(det);
+ recPoint->SetEnergy(amp);
for (Int_t iDigit = 0; iDigit < 3; iDigit++) {
- RecPoint->AddDigit(digits[iDigit]);
+ recPoint->AddDigit(digits[iDigit]);
}
- fRecPoints->Add(RecPoint);
+ recPoint->AddTrackIndex(tracks);
+
+ recPoint->SetTrackingYZ(0.,0.); // variance values set inside
+ fRecPoints->Add(recPoint);
}
+//___________________________________________
+void AliTRD::SDigits2Digits()
+{
+ //
+ // Create digits
+ //
+ AliTRDdigitizer *Digitizer = new AliTRDdigitizer("digitizer","TRD digitizer class");
+
+ // Set the parameter
+ Digitizer->SetDiffusion();
+ Digitizer->SetVerbose(1);
+
+ //Digitizer->SetExB();
+ //Digitizer->SetElAttach();
+ //Digitizer->SetAttachProb();
+
+ Digitizer->InitDetector();
+
+ // Create the digits
+ Digitizer->MakeDigits();
+ cout<<"After MakeDigits"<<endl;
+
+ // Write the digits into the input file
+ if (Digitizer->Digits()->MakeBranch(fDigitsFile))
+ {
+ Digitizer->WriteDigits();
+ cout<<"After write digits"<<endl;
+
+ // Save the digitizer class in the AliROOT
+ Digitizer->Write();
+ cout<<"After write digitizer"<<endl;
+ }
+}
//_____________________________________________________________________________
void AliTRD::AddDigit(Int_t *digits, Int_t *amp)
}
//_____________________________________________________________________________
-void AliTRD::AddHit(Int_t track, Int_t* det, Float_t *hits)
+void AliTRD::AddHit(Int_t track, Int_t det, Float_t *hits, Int_t q)
{
//
// Add a hit for the TRD
//
TClonesArray &lhits = *fHits;
- new(lhits[fNhits++]) AliTRDhit(fIshunt,track,det,hits);
+ new(lhits[fNhits++]) AliTRDhit(fIshunt,track,det,hits,q);
}
// Create the ROOT TNode geometry for the TRD
//
- TNode *Node, *Top;
+ TNode *node, *top;
TPGON *pgon;
+
+ Float_t rmin, rmax;
+ Float_t zmax1, zmax2;
+
const Int_t kColorTRD = 46;
// Find the top node alice
- Top = gAlice->GetGeometry()->GetNode("alice");
+ top = gAlice->GetGeometry()->GetNode("alice");
- pgon = new TPGON("S_TRD","TRD","void",0,360,kNsect,4);
- Float_t ff = TMath::Cos(kDegrad * 180 / kNsect);
- Float_t rrmin = kRmin / ff;
- Float_t rrmax = kRmax / ff;
- pgon->DefineSection(0,-kZmax1,rrmax,rrmax);
- pgon->DefineSection(1,-kZmax2,rrmin,rrmax);
- pgon->DefineSection(2, kZmax2,rrmin,rrmax);
- pgon->DefineSection(3, kZmax1,rrmax,rrmax);
- Top->cd();
- Node = new TNode("TRD","TRD","S_TRD",0,0,0,"");
- Node->SetLineColor(kColorTRD);
- fNodes->Add(Node);
+ switch (fDisplayType) {
+
+ case 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);
+
+ break;
+
+ case 1:
+
+ Float_t slope = (AliTRDgeometry::Zmax1() - AliTRDgeometry::Zmax2())
+ / (AliTRDgeometry::Rmax() - AliTRDgeometry::Rmin());
+
+ rmin = AliTRDgeometry::Rmin() + AliTRDgeometry::RaThick();
+ rmax = rmin + AliTRDgeometry::DrThick();
+ zmax2 = AliTRDgeometry::Zmax2() + slope * AliTRDgeometry::RaThick();
+ zmax1 = zmax2 + slope * AliTRDgeometry::DrThick();
+ Char_t name[7];
+
+ for (Int_t iPlan = 0; iPlan < AliTRDgeometry::Nplan(); iPlan++) {
+
+ sprintf(name,"S_TRD%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;
+
+ }
+
+ break;
+
+ };
}
+//_____________________________________________________________________________
+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;
+
+ //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");
- if (!FRAME) {
+ AliModule* frame = gAlice->GetModule("FRAME");
+ if (!frame) {
printf(" The TRD needs the FRAME to be defined first\n");
return;
}
// Origin Y.Foka
//
- Int_t ISXFLD = gAlice->Field()->Integ();
- Float_t SXMGMX = gAlice->Field()->Max();
+ Int_t isxfld = gAlice->Field()->Integ();
+ Float_t sxmgmx = gAlice->Field()->Max();
// For polyethilene (CH2)
Float_t ape[2] = { 12., 1. };
Float_t stmin = -0.001;
Float_t absl, radl, d, buf[1];
- Float_t agm[2], dgm, zgm[2], wgm[2];
+ Float_t agm[2], zgm[2], wgm[2];
+ Float_t dgm1, dgm2;
Int_t nbuf;
//////////////////////////////////////////////////////////////////////////
// Create gas mixture
wgm[0] = fxc;
wgm[1] = 1. - fxc;
- dgm = wgm[0] * dxe + wgm[1] * dco;
- AliMixture(10, "Gas mixture 1$", agm, zgm, dgm, 2, wgm);
+ dgm1 = wgm[0] * dxe + wgm[1] * dco;
+ AliMixture(10, "Gas mixture 1$", 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);
// Create gas mixture
wgm[0] = fxi;
wgm[1] = 1. - fxi;
- dgm = wgm[0] * dxe + wgm[1] * dis;
- AliMixture(11, "Gas mixture 2$", agm, zgm, dgm, 2, wgm);
+ dgm2 = wgm[0] * dxe + wgm[1] * dis;
+ AliMixture(11, "Gas mixture 2$", agm, zgm, dgm2, 2, wgm);
//////////////////////////////////////////////////////////////////////////
// Tracking Media Parameters
//////////////////////////////////////////////////////////////////////////
// Al Frame
- AliMedium(1, "Al Frame$", 1, 0, ISXFLD, SXMGMX
+ AliMedium(1, "Al Frame$", 1, 0, isxfld, sxmgmx
, tmaxfd, stemax, deemax, epsil, stmin);
// Air
- AliMedium(2, "Air$", 2, 0, ISXFLD, SXMGMX
+ AliMedium(2, "Air$", 2, 0, isxfld, sxmgmx
, tmaxfd, stemax, deemax, epsil, stmin);
// Polyethilene
- AliMedium(3, "Radiator$", 3, 0, ISXFLD, SXMGMX
+ AliMedium(3, "Radiator$", 3, 0, isxfld, sxmgmx
, tmaxfd, stemax, deemax, epsil, stmin);
// Xe
- AliMedium(4, "Xe$", 4, 1, ISXFLD, SXMGMX
+ AliMedium(4, "Xe$", 4, 1, isxfld, sxmgmx
, tmaxfd, stemax, deemax, epsil, stmin);
// Cu pads
- AliMedium(5, "Padplane$", 5, 1, ISXFLD, SXMGMX
+ AliMedium(5, "Padplane$", 5, 1, isxfld, sxmgmx
, tmaxfd, stemax, deemax, epsil, stmin);
// Fee + cables
- AliMedium(6, "Readout$", 1, 0, ISXFLD, SXMGMX
+ AliMedium(6, "Readout$", 1, 0, isxfld, sxmgmx
, tmaxfd, stemax, deemax, epsil, stmin);
// C frame
- AliMedium(7, "C Frame$", 6, 0, ISXFLD, SXMGMX
+ AliMedium(7, "C Frame$", 6, 0, isxfld, sxmgmx
, tmaxfd, stemax, deemax, epsil, stmin);
// Mylar foils
- AliMedium(8, "Mylar$", 7, 0, ISXFLD, SXMGMX
+ AliMedium(8, "Mylar$", 7, 0, isxfld, sxmgmx
, tmaxfd, stemax, deemax, epsil, stmin);
if (fGasMix == 1) {
// Gas-mixture (Xe/CO2)
- AliMedium(9, "Gas-mix$", 10, 1, ISXFLD, SXMGMX
+ AliMedium(9, "Gas-mix$", 10, 1, isxfld, sxmgmx
, tmaxfd, stemax, deemax, epsil, stmin);
}
else {
// Gas-mixture (Xe/Isobutane)
- AliMedium(9, "Gas-mix$", 11, 1, ISXFLD, SXMGMX
+ AliMedium(9, "Gas-mix$", 11, 1, isxfld, sxmgmx
, tmaxfd, stemax, deemax, epsil, stmin);
}
// Nomex-honeycomb (use carbon for the time being)
- AliMedium(10, "Nomex$", 6, 0, ISXFLD, SXMGMX
+ AliMedium(10, "Nomex$", 6, 0, isxfld, sxmgmx
, tmaxfd, stemax, deemax, epsil, stmin);
// Kapton foils (use Mylar for the time being)
- AliMedium(11, "Kapton$", 7, 0, ISXFLD, SXMGMX
+ AliMedium(11, "Kapton$", 7, 0, isxfld, sxmgmx
, tmaxfd, stemax, deemax, epsil, stmin);
// Gas-filling of the radiator
- AliMedium(12, "CO2$", 8, 0, ISXFLD, SXMGMX
+ AliMedium(12, "CO2$", 8, 0, isxfld, sxmgmx
, tmaxfd, stemax, deemax, epsil, stmin);
// G10-plates
- AliMedium(13, "G10-plates$",12, 0, ISXFLD, SXMGMX
+ AliMedium(13, "G10-plates$",12, 0, isxfld, sxmgmx
, tmaxfd, stemax, deemax, epsil, stmin);
// Cooling water
- AliMedium(14, "Water$", 13, 0, ISXFLD, SXMGMX
+ AliMedium(14, "Water$", 13, 0, isxfld, sxmgmx
, tmaxfd, stemax, deemax, epsil, stmin);
+ // Save the density values for the TRD absorbtion
+ fFoilDensity = dmy;
+ if (fGasMix == 1)
+ fGasDensity = dgm1;
+ else
+ fGasDensity = dgm2;
+
}
//_____________________________________________________________________________
}
//_____________________________________________________________________________
-void AliTRD::MakeBranch(Option_t* option)
+void AliTRD::LoadPoints(Int_t track)
{
//
- // Create Tree branches for the TRD digits and cluster.
+ // Store x, y, z of all hits in memory.
+ // Hit originating from TR photons are given a different color
//
- Int_t buffersize = 4000;
- Char_t branchname[15];
+ if (!fDrawTR) {
+ AliDetector::LoadPoints(track);
+ return;
+ }
+
+ if (fHits == 0) return;
- AliDetector::MakeBranch(option);
+ Int_t nhits = fHits->GetEntriesFast();
+ if (nhits == 0) return;
- Char_t *R = strstr(option,"R");
- sprintf(branchname,"%srecPoints",GetName());
- if (fRecPoints && gAlice->TreeR() && R) {
- gAlice->TreeR()->Branch(branchname,fRecPoints->IsA()->GetName()
- ,&fRecPoints,buffersize,0);
- printf("* AliTRD::MakeBranch * Making Branch %s for points in TreeR\n",branchname);
+ 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;
}
+
+ 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
+ for (Int_t hit = 0; hit < nhits; hit++) {
+
+ ahit = (AliTRDhit *) fHits->UncheckedAt(hit);
+
+ // 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 {
+
+ 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]++;
+
+ }
+
+ }
+
+ 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, char *file)
+{
+ //
+ // Create Tree branches for the TRD digits and cluster.
+ //
+
+ //Int_t buffersize = 4000;
+ //Char_t branchname[15];
+
+ AliDetector::MakeBranch(option,file);
+
+ //Char_t *r = strstr(option,"R");
+ //sprintf(branchname,"%srecPoints",GetName());
+ //if (fRecPoints && gAlice->TreeR() && r) {
+ // MakeBranchInTree(gAlice->TreeR(),
+ // branchname, &fRecPoints,buffersize, file) ;
+ //}
}
// Reset number of reconstructed points and the point array
//
- fNRecPoints = 0;
- if (fRecPoints) fRecPoints->Delete();
+ if(fRecPoints) {
+ fNRecPoints = 0;
+ Int_t nentr = fRecPoints->GetEntriesFast();
+ for(Int_t i = 0; i < nentr; i++) delete fRecPoints->RemoveAt(i);
+ }
}
}
+//_____________________________________________________________________________
+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;
+
+}