/**************************************************************************
- * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
+ * Copyright(c) 2007-2008, ALICE Experiment at CERN, All rights reserved. *
* *
* Author: The ALICE Off-line Project. *
* Contributors are mentioned in the code where appropriate. *
* provided "as is" without express or implied warranty. *
**************************************************************************/
-/*
-$Log$
-Revision 1.3 2003/01/28 17:59:54 nilsen
-Work continuing.
-Revision 1.2 2003/01/26 14:35:15 nilsen
-Some more geometry interface functions added and a start at the SSD support
-cone geometry. Committed to allow easy updates of partical work between authors.
+//************************************************************************
+//
+// Inner Traking System geometry v11
+//
+// Based on ROOT geometrical modeler
+//
+// B. Nilsen, L. Gaudichet
+//************************************************************************
-Revision 1.1 2003/01/20 23:32:49 nilsen
-New ITS geometry. Only a Skeleton for now.
-
-$Id$
-*/
-
-//////////////////////////////////////////////////////////////////////////////
-// //
-// Inner Traking System version 11 //
-// This class contains the base procedures for the Inner Tracking System //
-// //
-// Authors: R. Barbera //
-// version 6. //
-// Created 2000. //
-// //
-// NOTE: THIS IS THE SYMMETRIC PPR geometry of the ITS. //
-// THIS WILL NOT WORK //
-// with the geometry or module classes or any analysis classes. You are //
-// strongly encouraged to uses AliITSv5. //
-// //
-//////////////////////////////////////////////////////////////////////////////
-// See AliITSv11::StepManager().
-#include <Riostream.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <TMath.h>
-#include <TGeometry.h>
-#include <TNode.h>
-#include <TTUBE.h>
-#include <TTUBS.h>
-#include <TPCON.h>
-#include <TFile.h> // only required for Tracking function?
-#include <TCanvas.h>
-#include <TObjArray.h>
-#include <TLorentzVector.h>
-#include <TObjString.h>
#include <TClonesArray.h>
-#include <TBRIK.h>
-#include <TSystem.h>
-
+#include <TGeoManager.h>
+#include <TGeoPcon.h>
+#include <TGeoVolume.h>
+#include <TLorentzVector.h>
+#include <TVirtualMC.h>
-#include "AliRun.h"
-#include "AliMagF.h"
-#include "AliConst.h"
-#include "AliITSGeant3Geometry.h"
-#include "AliITShit.h"
#include "AliITS.h"
-#include "AliITSv11.h"
-#include "AliITSgeom.h"
-#include "AliITSgeomSPD.h"
-#include "AliITSgeomSDD.h"
-#include "AliITSgeomSSD.h"
-#include "AliITSDetType.h"
-#include "AliITSresponseSPD.h"
-#include "AliITSresponseSDD.h"
-#include "AliITSresponseSSD.h"
-#include "AliITSsegmentationSPD.h"
+#include "AliITSCalibrationSDD.h"
+#include "AliITSDetTypeSim.h"
+#include "AliITShit.h"
#include "AliITSsegmentationSDD.h"
+#include "AliITSsegmentationSPD.h"
#include "AliITSsegmentationSSD.h"
-#include "AliITSsimulationSPD.h"
-#include "AliITSsimulationSDD.h"
-#include "AliITSsimulationSSD.h"
-#include "AliITSClusterFinderSPD.h"
-#include "AliITSClusterFinderSDD.h"
-#include "AliITSClusterFinderSSD.h"
-
+#include "AliITSv11.h"
+#include "AliITSv11GeometrySDD.h"
+#include "AliITSv11GeometrySPD.h"
+#include "AliITSv11GeometrySSD.h"
+#include "AliITSv11GeometrySupport.h"
+#include "AliMC.h"
+#include "AliMagF.h"
+#include "AliRun.h"
+#include "AliTrackReference.h"
ClassImp(AliITSv11)
-
-//______________________________________________________________________
-AliITSv11::AliITSv11() : AliITS() {
- ////////////////////////////////////////////////////////////////////////
- // Standard default constructor for the ITS version 11.
- ////////////////////////////////////////////////////////////////////////
-}
+
//______________________________________________________________________
-AliITSv11::AliITSv11(const char *title) : AliITS("ITS", title){
- ////////////////////////////////////////////////////////////////////////
- // Standard constructor for the ITS version 11.
- ////////////////////////////////////////////////////////////////////////
+AliITSv11::AliITSv11() :
+fByThick(kTRUE),
+fMajorVersion(IsVersion()),
+fMinorVersion(0),
+fSPDgeom(),
+fSDDgeom(0),
+fSSDgeom(),
+fSupgeom(),
+fIgm(kv11)
+{
+ // Standard default constructor for the ITS version 11.
+
+ fIdN = 0;
+ fIdName = 0;
+ fIdSens = 0;
+}
+
+
+//______________________________________________________________________
+AliITSv11::AliITSv11(const char *name, const char *title):
+AliITS("ITS", title),
+fByThick(kTRUE),
+fMajorVersion(IsVersion()),
+fMinorVersion(0),
+fSPDgeom(),
+fSDDgeom(0),
+fSSDgeom(),
+fSupgeom(),
+fIgm(kv11)
+{
+ // Standard constructor for the ITS version 11.
+
+ fSDDgeom = new AliITSv11GeometrySDD(0);
+
+ Int_t i;
+ fIdN = 6;
+ fIdName = new TString[fIdN];
+ fIdName[0] = name; // removes warning message
+ fIdName[0] = "ITS1";
+ fIdName[1] = "ITS2";
+ fIdName[2] = fSDDgeom->GetSenstiveVolumeName3();
+ fIdName[3] = fSDDgeom->GetSenstiveVolumeName4();
+ fIdName[4] = "ITS5";
+ fIdName[5] = "ITS6";
+ fIdSens = new Int_t[fIdN];
+ for(i=0;i<fIdN;i++) fIdSens[i] = 0;
+ // not needed, fByThick set to kTRUE in in the member initialization lis
+
+}
+//______________________________________________________________________
+AliITSv11::AliITSv11(Int_t /* debugITS */,Int_t debugSPD,Int_t debugSDD,
+ Int_t debugSSD,Int_t debugSUP) :
+AliITS("ITS","ITS geometry v11"),
+fByThick(kTRUE),
+fMajorVersion(IsVersion()),
+fMinorVersion(0),
+fSPDgeom(),
+fSDDgeom(0),
+fSSDgeom(),
+fSupgeom(),
+fIgm(kv11)
+{
+ // Standard default constructor for the ITS version 11.
+
+
+ fSPDgeom = new AliITSv11GeometrySPD(debugSPD);
+ fSDDgeom = new AliITSv11GeometrySDD(debugSDD);
+ fSDDgeom->SetDebug(debugSDD);
+ fSSDgeom = new AliITSv11GeometrySSD();
+ fSSDgeom->SetDebug(debugSSD);
+ fSupgeom = new AliITSv11GeometrySupport(debugSUP);
+
+ Int_t i;
+ fIdN = 6;
+ fIdName = new TString[fIdN];
+ fIdName[0] = fSPDgeom->GetSenstiveVolumeName1();
+ fIdName[1] = fSPDgeom->GetSenstiveVolumeName2();
+ fIdName[2] = fSDDgeom->GetSenstiveVolumeName3();
+ fIdName[3] = fSDDgeom->GetSenstiveVolumeName4();
+ fIdName[4] = fSSDgeom->GetSenstiveVolumeName5();
+ fIdName[5] = fSSDgeom->GetSenstiveVolumeName6();
+ fIdSens = new Int_t[fIdN];
+ for(i=0;i<fIdN;i++) fIdSens[i] = 0;
+ // debugITS = (debugSPD && debugSSD && debugSUP && debugSDD); //remove temp. warnings
}
//______________________________________________________________________
AliITSv11::~AliITSv11() {
- ////////////////////////////////////////////////////////////////////////
- // Standard destructor for the ITS version 11.
- ////////////////////////////////////////////////////////////////////////
+ delete fSDDgeom;
}
//______________________________________________________________________
-void AliITSv11::Box(const char gnam[3],const TString &dis,
- Double_t dx,Double_t dy,Double_t dz,Int_t med){
- // Interface to TMC->Gsvolu() for ITS bos geometries. Box with faces
- // perpendicular to the axes. It has 3 paramters. See SetScale() for
- // units. Default units are geant 3 [cm].
- // Inputs:
- // const char gnam[3] 3 character geant volume name. The letter "I"
- // is appended to the front to indecate that this
- // is an ITS volume.
- // TString &dis String containging part discription.
- // Double_t dx half-length of box in x-axis
- // Double_t dy half-length of box in y-axis
- // Double_t dz half-length of box in z-axis
- // Int_t med media index number.
- // Output:
- // none.
- // Return.
- // none.
- char name[4];
- Float_t param[3];
+void AliITSv11::CreateGeometry(){
+ //
+ // Create ROOT geometry
+ //
+ // These constant character strings are set by cvs during commit
+ // do not change them unless you know what you are doing!
+ const Char_t *cvsDate="$Date$";
+ const Char_t *cvsRevision="$Revision$";
- param[0] = fScale*dx;
- param[1] = fScale*dy;
- param[2] = fScale*dz;
- name[0] = 'I';
- for(Int_t i=0;i<3;i++) name[i+1] = gnam[i];
- gMC->Gsvolu(name,"BOX ",fidmed[med],param,3);
-}
-//______________________________________________________________________
-void AliITSv11::Trapezoid1(const char gnam[3],const TString &dis,
- Double_t dxn,Double_t dxp,Double_t dy,Double_t dz,
- Int_t med){
- // Interface to TMC->Gsvolu() for ITS TRD1 geometries. Trapezoid with the
- // x dimension varing along z. It has 4 parameters. See SetScale() for
- // units. Default units are geant 3 [cm].
- // Inputs:
- // const char gnam[3] 3 character geant volume name. The letter "I"
- // is appended to the front to indecate that this
- // is an ITS volume.
- // TString &dis String containging part discription.
- // Double_t dxn half-length along x at the z surface positioned
- // at -DZ
- // Double_t dxp half-length along x at the z surface positioned
- // at +DZ
- // Double_t dy half-length along the y-axis
- // Double_t dz half-length along the z-axis
- // Int_t med media index number.
- // Output:
- // none.
- // Return.
- // none.
- char name[4];
- Float_t param[4];
+ TGeoManager *geoManager = gGeoManager;
+ TGeoVolume *vALIC = geoManager->GetTopVolume();
- param[0] = fScale*dxn;
- param[1] = fScale*dxp;
- param[2] = fScale*dy;
- param[3] = fScale*dz;
- name[0] = 'I';
- for(Int_t i=0;i<3;i++) name[i+1] = gnam[i];
- gMC->Gsvolu(name,"TRD1",fidmed[med],param,4);
-}
-//______________________________________________________________________
-void AliITSv11::Trapezoid2(const char gnam[3],const TString &dis,Double_t dxn,
- Double_t dxp,Double_t dyn,Double_t dyp,Double_t dz,
- Int_t med){
- // Interface to TMC->Gsvolu() for ITS TRD2 geometries. Trapezoid with the
- // x and y dimension varing along z. It has 5 parameters. See SetScale()
- // for units. Default units are geant 3 [cm].
- // Inputs:
- // const char gnam[3] 3 character geant volume name. The letter "I"
- // is appended to the front to indecate that this
- // is an ITS volume.
- // TString &dis String containging part discription.
- // Double_t dxn half-length along x at the z surface positioned
- // at -DZ
- // Double_t dxp half-length along x at the z surface positioned
- // at +DZ
- // Double_t dyn half-length along x at the z surface positioned
- // at -DZ
- // Double_t dyp half-length along x at the z surface positioned
- // at +DZ
- // Double_t dz half-length along the z-axis
- // Int_t med media index number.
- // Output:
- // none.
- // Return.
- // none.
- char name[4];
- Float_t param[5];
+ TGeoPcon *sITS = new TGeoPcon("ITS Top Volume",0.0,360.0,2);
- param[0] = fScale*dxn;
- param[1] = fScale*dxp;
- param[2] = fScale*dyn;
- param[3] = fScale*dyp;
- param[4] = fScale*dz;
- name[0] = 'I';
- for(Int_t i=0;i<3;i++) name[i+1] = gnam[i];
- gMC->Gsvolu(name,"TRD2",fidmed[med],param,5);
-}
-//______________________________________________________________________
-void AliITSv11::Trapezoid(const char gnam[3],const TString &dis,Double_t dz,
- Double_t thet,Double_t phi,Double_t h1,Double_t bl1,
- Double_t tl1,Double_t alp1,Double_t h2,Double_t bl2,
- Double_t tl2,Double_t alp2,Int_t med){
- // Interface to TMC->Gsvolu() for ITS TRAP geometries. General Trapezoid,
- // The faces perpendicular to z are trapezia and their centers are not
- // necessarily on a line parallel to the z axis. This shape has 11
- // parameters, but only cosidering that the faces should be planar, only 9
- // are really independent. A check is performed on the user parameters and
- // a message is printed in case of non-planar faces. Ignoring this warning
- // may cause unpredictable effects at tracking time. See SetScale()
- // for units. Default units are geant 3 [cm].
- // Inputs:
- // const char gnam[3] 3 character geant volume name. The letter "I"
- // is appended to the front to indecate that this
- // is an ITS volume.
- // TString &dis String containging part discription.
- // Double_t dz Half-length along the z-asix
- // Double_t thet Polar angle of the line joing the center of the
- // face at -dz to the center of the one at dz
- // [degree].
- // Double_t phi aximuthal angle of the line joing the center of
- // the face at -dz to the center of the one at +dz
- // [degree].
- // Double_t h1 half-length along y of the face at -dz.
- // Double_t bl1 half-length along x of the side at -h1 in y of
- // the face at -dz in z.
- // Double_t tl1 half-length along x of teh side at +h1 in y of
- // the face at -dz in z.
- // Double_t alp1 angle with respect to the y axis from the center
- // of the side at -h1 in y to the cetner of the
- // side at +h1 in y of the face at -dz in z
- // [degree].
- // Double_t h2 half-length along y of the face at +dz
- // Double_t bl2 half-length along x of the side at -h2 in y of
- // the face at +dz in z.
- // Double_t tl2 half-length along x of the side at _h2 in y of
- // the face at +dz in z.
- // Double_t alp2 angle with respect to the y axis from the center
- // of the side at -h2 in y to the center of the
- // side at +h2 in y of the face at +dz in z
- // [degree].
- // Int_t med media index number.
- // Output:
- // none.
- // Return.
- // none.
- char name[4];
- Float_t param[11];
+ // DefineSection(section number, Z, Rmin, Rmax).
+ const Double_t kcm = 1.0;
+ sITS->DefineSection(0,-300.0*kcm,0.01*kcm,50.0*kcm);
+ sITS->DefineSection(1,+300.0*kcm,0.01*kcm,50.0*kcm);
- param[0] = fScale*dz;
- param[1] = thet;
- param[2] = phi;
- param[3] = fScale*h1;
- param[4] = fScale*bl1;
- param[5] = fScale*tl1;
- param[6] = alp1;
- param[7] = fScale*h2;
- param[8] = fScale*bl2;
- param[9] = fScale*tl2;
- param[10] = alp2;
- name[0] = 'I';
- for(Int_t i=0;i<3;i++) name[i+1] = gnam[i];
- gMC->Gsvolu(name,"TRAP",fidmed[med],param,11);
-}
-//______________________________________________________________________
-void AliITSv11::Tube(const char gnam[3],const TString &dis,Double_t rmin,
- Double_t rmax,Double_t dz,Int_t med){
- // Interface to TMC->Gsvolu() for ITS TUBE geometries. Simple Tube. It has
- // 3 parameters. See SetScale()
- // for units. Default units are geant 3 [cm].
- // Inputs:
- // const char gnam[3] 3 character geant volume name. The letter "I"
- // is appended to the front to indecate that this
- // is an ITS volume.
- // TString &dis String containging part discription.
- // Double_t rmin Inside Radius.
- // Double_t rmax Outside Radius.
- // Double_t dz half-length along the z-axis
- // Int_t med media index number.
- // Output:
- // none.
- // Return.
- // none.
- char name[4];
- Float_t param[3];
+ TGeoMedium *air = gGeoManager->GetMedium("ITS_AIR$");
+ TGeoVolume *vITS = new TGeoVolume("ITSV",sITS,air);
+ vITS->SetVisibility(kFALSE);
+ const Int_t length=100;
+ Char_t vstrng[length];
+ if(fIgm.WriteVersionString(vstrng,length,(AliITSVersion_t)IsVersion(),
+ fMinorVersion,cvsDate,cvsRevision))
+ vITS->SetTitle(vstrng);
+ //printf("Title set to %s\n",vstrng);
+ vALIC->AddNode(vITS,1,0);
- param[0] = fScale*rmin;
- param[1] = fScale*rmax;
- param[2] = fScale*dz;
- name[0] = 'I';
- for(Int_t i=0;i<3;i++) name[i+1] = gnam[i];
- gMC->Gsvolu(name,"TUBE",fidmed[med],param,3);
-}
-//______________________________________________________________________
-void AliITSv11::TubeSegment(const char gnam[3],const TString &dis,
- Double_t rmin,Double_t rmax,Double_t dz,
- Double_t phi1,Double_t phi2,Int_t med){
- // Interface to TMC->Gsvolu() for ITS TUBE geometries. Phi segment of a
- // tube. It has 5 parameters. Phi1 should be smaller than phi2. If this is
- // not the case, the system adds 360 degrees to phi2. See SetScale()
- // for units. Default units are geant 3 [cm].
- // Inputs:
- // const char gnam[3] 3 character geant volume name. The letter "I"
- // is appended to the front to indecate that this
- // is an ITS volume.
- // TString &dis String containging part discription.
- // Double_t rmin Inside Radius.
- // Double_t rmax Outside Radius.
- // Double_t dz half-length along the z-axis
- // Double_t phi1 Starting angle of the segment [degree].
- // Double_t phi2 Ending angle of the segment [degree].
- // Int_t med media index number.
- // Output:
- // none.
- // Return.
- // none.
- char name[4];
- Float_t param[5];
+// fSPDgeom->CenteralSPD(vITS);
- param[0] = fScale*rmin;
- param[1] = fScale*rmax;
- param[2] = fScale*dz;
- param[3] = phi1;
- param[4] = phi2;
- name[0] = 'I';
- for(Int_t i=0;i<3;i++) name[i+1] = gnam[i];
- gMC->Gsvolu(name,"TUBS",fidmed[med],param,5);
-}
-//______________________________________________________________________
-void AliITSv11::Cone(const char gnam[3],const TString &dis,Double_t dz,
- Double_t rmin1,Double_t rmax1,Double_t rmin2,
- Double_t rmax2,Int_t med){
- // Interface to TMC->Gsvolu() for ITS Cone geometries. Conical tube. It
- // has 5 parameters. See SetScale()
- // for units. Default units are geant 3 [cm].
- // Inputs:
- // const char gnam[3] 3 character geant volume name. The letter "I"
- // is appended to the front to indecate that this
- // is an ITS volume.
- // TString &dis String containging part discription.
- // Double_t dz half-length along the z-axis
- // Double_t rmin1 Inside Radius at -dz.
- // Double_t rmax1 Outside Radius at -dz.
- // Double_t rmin2 inside radius at +dz.
- // Double_t rmax2 outside radius at +dz.
- // Int_t med media index number.
- // Output:
- // none.
- // Return.
- // none.
- char name[4];
- Float_t param[5];
+ fSDDgeom->Layer3(vITS);
+ fSDDgeom->Layer4(vITS);
- param[0] = fScale*dz;
- param[1] = fScale*rmin1;
- param[2] = fScale*rmax1;
- param[3] = fScale*rmin2;
- param[4] = fScale*rmax2;
- name[0] = 'I';
- for(Int_t i=0;i<3;i++) name[i+1] = gnam[i];
- gMC->Gsvolu(name,"CONS",fidmed[med],param,5);
-}
-//______________________________________________________________________
-void AliITSv11::ConeSegment(const char gnam[3],const TString &dis,Double_t dz,
- Double_t rmin1,Double_t rmax1,Double_t rmin2,
- Double_t rmax2,Double_t phi1,Double_t phi2,
- Int_t med){
- // Interface to TMC->Gsvolu() for ITS ConS geometries. One segment of a
- // conical tube. It has 7 parameters. Phi1 should be smaller than phi2. If
- // this is not the case, the system adds 360 degrees to phi2. See
- // SetScale() for units. Default units are geant 3 [cm].
- // Inputs:
- // const char gnam[3] 3 character geant volume name. The letter "I"
- // is appended to the front to indecate that this
- // is an ITS volume.
- // TString &dis String containging part discription.
- // Double_t dz half-length along the z-axis
- // Double_t rmin1 Inside Radius at -dz.
- // Double_t rmax1 Outside Radius at -dz.
- // Double_t rmin2 inside radius at +dz.
- // Double_t rmax2 outside radius at +dz.
- // Double_t phi1 Starting angle of the segment [degree].
- // Double_t phi2 Ending angle of the segment [degree].
- // Int_t med media index number.
- // Output:
- // none.
- // Return.
- // none.
- char name[4];
- Float_t param[7];
+// fSupgeom->SPDCone(vITS);
+// fSupgeom->SPDThermalSheald(vITS);
+// fSupgeom->SDDCone(vITS);
+// fSupgeom->SSDCone(vITS);
+// fSupgeom->ServicesCableSupport(vITS);
- param[0] = fScale*dz;
- param[1] = fScale*rmin1;
- param[2] = fScale*rmax1;
- param[3] = fScale*rmin2;
- param[4] = fScale*rmax2;
- param[5] = phi1;
- param[6] = phi2;
- name[0] = 'I';
- for(Int_t i=0;i<3;i++) name[i+1] = gnam[i];
- gMC->Gsvolu(name,"CONS",fidmed[med],param,7);
}
//______________________________________________________________________
-void AliITSv11::Sphere(const char gnam[3],const TString &dis,Double_t rmin,
- Double_t rmax,Double_t the1,Double_t the2,Double_t phi1,
- Double_t phi2,Int_t med){
- // Interface to TMC->Gsvolu() for ITS SPHE geometries. Segment of a
- // sphereical shell. It has 6 parameters. See SetScale()
- // for units. Default units are geant 3 [cm].
+void AliITSv11::CreateMaterials(){
+ // Create Standard ITS Materials
// Inputs:
- // const char gnam[3] 3 character geant volume name. The letter "I"
- // is appended to the front to indecate that this
- // is an ITS volume.
- // TString &dis String containging part discription.
- // Double_t rmin Inside Radius.
- // Double_t rmax Outside Radius.
- // Double_t the1 staring polar angle of the shell [degree].
- // Double_t the2 ending polar angle of the shell [degree].
- // Double_t phui staring asimuthal angle of the shell [degree].
- // Double_t phi2 ending asimuthal angle of the shell [degree].
- // Int_t med media index number.
- // Output:
- // none.
- // Return.
- // none.
- char name[4];
- Float_t param[6];
+ // none.
+ // Outputs:
+ // none.
+ // Return:
+ // none.
- param[0] = fScale*rmin;
- param[1] = fScale*rmax;
- param[2] = the1;
- param[3] = the2;
- param[4] = phi1;
- param[5] = phi2;
- name[0] = 'I';
- for(Int_t i=0;i<3;i++) name[i+1] = gnam[i];
- gMC->Gsvolu(name,"SPHE",fidmed[med],param,6);
+
+ //
+ fSPDgeom->AliITSv11Geometry::CreateDefaultMaterials();
+ // Detector specific material definistions
+ fSPDgeom->CreateMaterials();
+ fSDDgeom->CreateMaterials();
+ fSSDgeom->CreateMaterials();
+ fSupgeom->CreateMaterials();
}
-//______________________________________________________________________
-void AliITSv11::Parallelepiped(const char gnam[3],const TString &dis,
- Double_t dx,Double_t dy,Double_t dz,
- Double_t alph,Double_t thet,Double_t phi,
- Int_t med){
- // Interface to TMC->Gsvolu() for ITS PARA geometries. Parallelepiped. It
- // has 6 parameters. See SetScale() for units. Default units are geant 3
- // [cm].
- // Inputs:
- // const char gnam[3] 3 character geant volume name. The letter "I"
- // is appended to the front to indecate that this
- // is an ITS volume.
- // TString &dis String containging part discription.
- // Double_t dx half-length allong x-axis
- // Double_t dy half-length allong y-axis
- // Double_t dz half-length allong z-axis
- // Double_t alpha angle formed by the y axis and by the plane
- // joining the center of teh faces parallel to the
- // z-x plane at -dY and +dy [degree].
- // Double_t thet polar angle of the line joining the centers of
- // the faces at -dz and +dz in z [degree].
- // Double_t phi azimuthal angle of teh line joing the centers of
- // the faaces at -dz and +dz in z [degree].
- // Int_t med media index number.
- // Output:
- // none.
- // Return.
- // none.
- char name[4];
- Float_t param[6];
- param[0] = fScale*dx;
- param[1] = fScale*dy;
- param[2] = fScale*dz;
- param[3] = alpha;
- param[4] = thet;
- param[5] = phi;
- name[0] = 'I';
- for(Int_t i=0;i<3;i++) name[i+1] = gnam[i];
- gMC->Gsvolu(name,"PARA",fidmed[med],param,6);
-}
//______________________________________________________________________
-void AliITSv11::Polygon(const char gnam[3],const TString &dis,Double_t phi1,
- Double_t dphi,Int_t npdv,Int_t nz,Double_t *z,
- Double_t *rmin,Double_t *rmax,Double_t ,Int_t med){
- // Interface to TMC->Gsvolu() for ITS PGON geometry. Polygon It has 10
- // parameters or more. See SetScale() for units. Default units are geant 3
- // [cm].
- // Inputs:
- // const char gnam[3] 3 character geant volume name. The letter "I"
- // is appended to the front to indecate that this
- // is an ITS volume.
- // TString &dis String containging part discription.
- // Double_t phi1 the azimuthal angle at which the volume begins
- // (angles are counted clouterclockwise) [degrees].
- // Double_t dphi opening angle of the volume, which extends from
- // phi1 to phi1+dphi [degree].
- // Int_t npdv the number of sides of teh cross section between
- // the given phi limits.
- // Int_t nz number of planes perpendicular to the z axis
- // where the dimension of the section is given -
- // this number should be at least 2 and NP triples
- // of number must follow.
- // Double_t *z array [nz] of z coordiates of the sections..
- // Double_t *rmin array [nz] of radius of teh circle tangent to
- // the sides of the inner polygon in teh
- // cross-section.
- // Double_t *rmax array [nz] of radius of the circle tangent to
- // the sides of the outer polygon in the
- // cross-section.
- // Int_t med media index number.
- // Output:
- // none.
- // Return.
- // none.
- char name[4];
- Float_t *param;
- Int_t n,i;
+void AliITSv11::Init(){
+ //
+ // Initialise the ITS after it has been created.
+ //
- n = 4+3*nz;
- param = new Float_t[n]
- param[0] = phi1;
- param[1] = dphi;
- param[2] = (Float_t)npdv;
- param[3] = (Float_t)nz;
- for(i=0;i<nz;i++){
- param[4+3*i] = z[i];
- param[5+3*i] = rmin[i];
- param[6+3*i] = rmax[i];
- } // end for i
- name[0] = 'I';
- for(i=0;i<3;i++) name[i+1] = gnam[i];
- gMC->Gsvolu(name,"PGON",fidmed[med],param,n);
+ //AliInfo(Form("Minor version %d",fMinorVersion));
+ //
+ UpdateInternalGeometry();
+ AliITS::Init();
- delete[] param;
}
-//______________________________________________________________________
-void AliITSv11::PolyCone(const char gnam[3],const TString &dis,Double_t phi1,
- Double_t dphi,Int_t nz,Double_t *z,Double_t *rmin,
- Double_t *rmax,Int_t med){
- // Interface to TMC->Gsvolu() for ITS PCON geometry. Poly-cone It has 9
- // parameters or more. See SetScale() for units. Default units are geant 3
- // [cm].
- // Inputs:
- // const char gnam[3] 3 character geant volume name. The letter "I"
- // is appended to the front to indecate that this
- // is an ITS volume.
- // TString &dis String containging part discription.
- // Double_t phi1 the azimuthal angle at which the volume begins
- // (angles are counted clouterclockwise) [degrees].
- // Double_t dphi opening angle of the volume, which extends from
- // phi1 to phi1+dphi [degree].
- // Int_t nz number of planes perpendicular to the z axis
- // where the dimension of the section is given -
- // this number should be at least 2 and NP triples
- // of number must follow.
- // Double_t *z Array [nz] of z coordinate of the section.
- // Double_t *rmin Array [nz] of radius of teh inner circle in the
- // cross-section.
- // Double_t *rmax Array [nz] of radius of the outer circle in the
- // cross-section.
- // Int_t med media index number.
- // Output:
- // none.
- // Return.
- // none.
- char name[4];
- Float_t *param;
- Int_t n,i;
-
- n = 3+3*nz;
- param = new Float_t[n];
- param[0] = phi1;
- param[1] = dphi;
- param[2] = (Float_t) nz;
- for(i=0;i<nz;i++){
- param[3+3*i] = z[i];
- param[4+3*i] = rmin[i];
- param[5+3*i] = rmax[i];
- } // end for i
- name[0] = 'I';
- for(i=0;i<3;i++) name[i+1] = gnam[i];
- gMC->Gsvolu(name,"PCON",fidmed[med],param,n);
- delete[] param;
-}
//______________________________________________________________________
-void AliITSv11::TubeElliptical(const char gnam[3],const TString &dis,
- Double_t p1,Double_t p2,Double_t dz,Int_t med){
- // Interface to TMC->Gsvolu() for ITS ELTU geometries. Elliptical
- // cross-section Tube. It has 3 parameters. See SetScale()
- // for units. Default units are geant 3 [cm]. The equation of the surface
- // is x^2 * p1^-2 + y^2 * p2^-2 = 1.
- // Inputs:
- // const char gnam[3] 3 character geant volume name. The letter "I"
- // is appended to the front to indecate that this
- // is an ITS volume.
- // TString &dis String containging part discription.
- // Double_t p1 semi-axis of the elipse along x.
- // Double_t p2 semi-axis of the elipse along y.
- // Double_t dz half-length along the z-axis
- // Int_t med media index number.
- // Output:
- // none.
- // Return.
- // none.
- char name[4];
- Float_t param[3];
-
- param[0] = fScale*p1;
- param[1] = fScale*p2;
- param[2] = fScale*dz;
- name[0] = 'I';
- for(Int_t i=0;i<3;i++) name[i+1] = gnam[i];
- gMC->Gsvolu(name,"ELTU",fidmed[med],param,3);
-}
-//______________________________________________________________________
-void AliITSv11::HyperbolicTube(const char gnam[3],const TString &dis,
- Double_t rmin,Double_t rmax,Double_t dz,
- Double_t thet,Int_t med){
- // Interface to TMC->Gsvolu() for ITS HYPE geometries. Hyperbolic tube.
- // Fore example the inner and outer surfaces are hyperboloids, as would be
- // foumed by a system of cylinderical wires which were then rotated
- // tangentially about their centers. It has 4 parameters. See SetScale()
- // for units. Default units are geant 3 [cm]. The hyperbolic surfaces are
- // given by r^2 = (ztan(thet)^2 + r(z=0)^2.
- // Inputs:
- // const char gnam[3] 3 character geant volume name. The letter "I"
- // is appended to the front to indecate that this
- // is an ITS volume.
- // TString &dis String containging part discription.
- // Double_t rmin Inner radius at z=0 where tube is narrowest.
- // Double_t rmax Outer radius at z=0 where tube is narrowest.
- // Double_t dz half-length along the z-axis
- // Double_t thet stero angel of rotation of the two faces
- // [degrees].
- // Int_t med media index number.
- // Output:
- // none.
- // Return.
- // none.
- char name[4];
- Float_t param[4];
+void AliITSv11::SetDefaults(){
+ //
+ // Set response and segmentation models for SPD, SDD and SSD
+ //
- param[0] = fScale*rmin;
- param[1] = fScale*rmax;
- param[2] = fScale*dz;
- param[3] = thet;
- name[0] = 'I';
- for(Int_t i=0;i<3;i++) name[i+1] = gnam[i];
- gMC->Gsvolu(name,"HYPE",fidmed[med],param,4);
+// if(!fDetTypeSim) fDetTypeSim = new AliITSDetTypeSim();
+// fDetTypeSim->SetITSgeom(GetITSgeom());
+ if(!fDetTypeSim) {
+ Warning("SetDefaults","Error fDetTypeSim not defined");
+ return;
+ }
+
+ fDetTypeSim->ResetCalibrationArray();
+ fDetTypeSim->ResetSegmentation();
+ fDetTypeSim->SetDefaults();
+
+ if(fgkNTYPES>3){
+ Warning("SetDefaults",
+ "Only the four basic detector types are initialised!");
+ }// end if
+
+
+ return;
}
-//______________________________________________________________________
-void AliITSv11::TwistedTrapezoid(const char gnam[3],const TString &dis,
- Double_t dz,Double_t thet,Double_t phi,
- Double_t twist,Double_t h1,Double_t bl1,
- Double_t tl1,Double_t apl1,Double_t h2,
- Double_t bl2,Double_t tl2,Double_t apl2,
- Int_t med){
- // Interface to TMC->Gsvolu() for ITS GTRA geometries. General twisted
- // trapazoid. The faces perpendicular to z are trapazia and their centers
- // are not necessarily on a line parallel to the z axis as the TRAP.
- // Additionally, the faces may be twisted so that none of their edges are
- // parallel. It is a TRAP shape, exept that it is twisted in the x-y plane
- // as a function of z. The parallel sides perpendicular to the x axis are
- // rotated with respect to the x axis by an angle TWIST, which is one of
- // the parameters. The shape is defined by the eight corners and is assumed
- // to be constructed of straight lines joingin points on the boundry of the
- // trapezoidal face at Z=-dz to the coresponding points on the face at
- // z=+dz. Divisions are not allowed. It has 12 parameters. See SetScale()
- // for units. Default units are geant 3 [cm]. Note: This shape suffers from
- // the same limitations than the TRAP. The tracking routines assume that
- // the faces are planar, but htis constraint is not easily expressed in
- // terms of the 12 parameters. Additionally, no check on th efaces is
- // performed in this case. Users should avoid to use this shape as much as
- // possible, and if they have to do so, they should make sure that the
- // faces are really planes. If this is not the case, the result of the
- // trasport is unpredictable. To accelerat ethe computations necessary for
- // trasport, 18 additioanl parameters are calculated for this shape are
- // 1 DXODZ dx/dz of the line joing the centers of the faces at z=+_dz.
- // 2 DYODZ dy/dz of the line joing the centers of the faces at z=+_dz.
- // 3 XO1 x at z=0 for line joing the + on parallel side, perpendicular
- // corners at z=+_dz.
- // 4 YO1 y at z=0 for line joing the + on parallel side, + on
- // perpendicular corners at z=+-dz.
- // 5 DXDZ1 dx/dz for line joing the + on parallel side, + on
- // perpendicular corners at z=+-dz.
- // 6 DYDZ1 dy/dz for line joing the + on parallel side, + on
- // perpendicular corners at z=+-dz.
- // 7 X02 x at z=0 for line joing the - on parallel side, + on
- // perpendicular corners at z=+-dz.
- // 8 YO2 y at z=0 for line joing the - on parallel side, + on
- // perpendicular corners at z=+-dz.
- // 9 DXDZ2 dx/dz for line joing the - on parallel side, + on
- // perpendicular corners at z=+-dz.
- // 10 DYDZ2dy/dz for line joing the - on parallel side, + on
- // perpendicular corners at z=+-dz.
- // 11 XO3 x at z=0 for line joing the - on parallel side, - on
- // perpendicular corners at z=+-dz.
- // 12 YO3 y at z=0 for line joing the - on parallel side, - on
- // perpendicular corners at z=+-dz.
- // 13 DXDZ3 dx/dzfor line joing the - on parallel side, - on
- // perpendicular corners at z=+-dz.
- // 14 DYDZ3 dydz for line joing the - on parallel side, - on
- // perpendicular corners at z=+-dz.
- // 15 XO4 x at z=0 for line joing the + on parallel side, - on
- // perpendicular corners at z=+-dz.
- // 16 YO4 y at z=0 for line joing the + on parallel side, - on
- // perpendicular corners at z=+-dz.
- // 17 DXDZ4 dx/dz for line joing the + on parallel side, - on
- // perpendicular corners at z=+-dz.
- // 18 DYDZ4 dydz for line joing the + on parallel side, - on
- // perpendicular corners at z=+-dz.
- // Inputs:
- // const char gnam[3] 3 character geant volume name. The letter "I"
- // is appended to the front to indecate that this
- // is an ITS volume.
- // TString &dis String containging part discription.
- // Double_t dz half-length along the z axis.
- // Double_t thet polar angle of the line joing the center of the
- // face at -dz to the center of the one at +dz
- // [degrees].
- // Double_t phi Azymuthal angle of teh line joing the centre of
- // the face at -dz to the center of the one at +dz
- // [degrees].
- // Double_t twist Twist angle of the faces parallel to the x-y
- // plane at z=+-dz around an axis parallel to z
- // passing through their centre [degrees].
- // Double_t h1 Half-length along y of the face at -dz.
- // Double_t bl1 half-length along x of the side -h1 in y of the
- // face at -dz in z.
- // Double_t tl1 half-length along x of the side at +h1 in y of
- // the face at -dz in z.
- // Double_t apl1 Angle with respect to the y ais from the center
- // of the side at -h1 in y to the centere of the
- // side at +h1 in y of the face at -dz in z
- // [degrees].
- // Double_t h2 half-length along the face at +dz.
- // Double_t bl2 half-length along x of the side at -h2 in y of
- // the face at -dz in z.
- // Double_t tl2 half-length along x of the side at +h2 in y of
- // the face at +dz in z.
- // Double_t apl2 angle with respect to the y axis from the center
- // of the side at -h2 in y to the center of the side
- // at +h2 in y of the face at +dz in z [degrees].
- // Int_t med media index number.
- // Output:
- // none.
- // Return.
- // none.
- char name[4];
- Float_t param[12];
- param[0] = fScale*dz;
- param[1] = thet;
- param[2] = phi;
- param[3] = twist;
- param[4] = fScale*h1;
- param[5] = fScale*bl1;
- param[6] = fScale*tl1;
- param[7] = alp1;
- param[8] = fScale*h2;
- param[9] = fScale*bl2;
- param[10] = fScale*tl2;
- param[11] = alp2;
- name[0] = 'I';
- for(Int_t i=0;i<3;i++) name[i+1] = gnam[i];
- gMC->Gsvolu(name,"GTRA",fidmed[med],param,12);
-}
-//______________________________________________________________________
-void AliITSv11::CutTube(const char gnam[3],const TString &dis,Double_t rmin,
- Double_t rmax,Double_t dz,Double_t phi1,Double_t phi2,
- Double_t lx,Double_t ly,Double_t lz,Double_t hx,
- Double_t hy,Double_t hz,Int_t med){
- // Interface to TMC->Gsvolu() for ITS CTUB geometries. Cut tube. A tube cut
- // at the extremities with planes not necessarily perpendicular tot he z
- // axis. It has 11 parameters. See SetScale() for units. Default units are
- // geant 3 [cm]. phi1 should be smaller than phi2. If this is not the case,
- // the system adds 360 degrees to phi2.
- // Inputs:
- // const char gnam[3] 3 character geant volume name. The letter "I"
- // is appended to the front to indecate that this
- // is an ITS volume.
- // TString &dis String containging part discription.
- // Double_t rmin Inner radius at z=0 where tube is narrowest.
- // Double_t rmax Outer radius at z=0 where tube is narrowest.
- // Double_t dz half-length along the z-axis
- // Double_t dz half-length along the z-axis
- // Double_t phi1 Starting angle of the segment [degree].
- // Double_t phi2 Ending angle of the segment [degree].
- // Double_t lx x component of a unit vector perpendicular to
- // the face at -dz.
- // Double_t ly y component of a unit vector perpendicular to
- // the face at -dz.
- // Double_t lz z component of a unit vector perpendicular to
- // the face at -dz.
- // Double_t hx x component of a unit vector perpendicular to
- // the face at +dz.
- // Double_t hy y component of a unit vector perpendicular to
- // the face at +dz.
- // Double_t hz z component of a unit vector perpendicular to
- // the face at +dz.
- // Int_t med media index number.
- // Output:
- // none.
- // Return.
- // none.
- char name[4];
- Float_t param[11];
- param[0] = fScale*rmin;
- param[1] = fScale*rmax;
- param[2] = fScale*dz;
- param[3] = phi1;
- param[4] = phi2;
- param[5] = lx;
- param[6] = ly;
- param[7] = lz;
- param[8] = hx;
- param[9] = hy;
- param[10] = hz;
- name[0] = 'I';
- for(Int_t i=0;i<3;i++) name[i+1] = gnam[i];
- gMC->Gsvolu(name,"CTUB",fidmed[med],param,11);
-}
-//______________________________________________________________________
-void AliITSv11::Pos(const char vol[3],Int_t cn,const char moth[3],Double_t x,
- Double_t y,Double_t z,Int_t irot){
- // Place a copy of a volume previously defined by a call to GSVOLU inside
- // its mother volulme moth.
- // Inputs:
- // const char vol[3] 3 character geant volume name. The letter "I"
- // is appended to the front to indecate that this
- // is an ITS volume.
- // const char moth[3] 3 character geant volume name of the mother volume
- // in which vol will be placed. The letter "I" is
- // appended to the front to indecate that this is an
- // ITS volume.
- // Double_t x The x positon of the volume in the mother's
- // reference system
- // Double_t y The y positon of the volume in the mother's
- // reference system
- // Double_t z The z positon of the volume in the mother's
- // reference system
- // Int_t irot the index for the rotation matrix to be used.
- // irot=-1 => unit rotation.
- // Outputs:
- // none.
- // Return:
- // none.
- char name[4],mother[4];
- Float_t param[3];
- Int_t r=0,i;
- param[0] = x;
- param[1] = y;
- param[2] = z;
- name[0] = 'I';
- for(i=0;i<3;i++) name[i+1] = vol[i];
- mother[0] = 'I';
- for(i=0;i<3;i++) mother[i+1] = moth[i];
- if(irot>=0) r=fidrot[irot];
- fMC->Gspos(name,mother,param[0],param[1],param[2],r,"ONLY");
-}
-//______________________________________________________________________
-void AliITSv11::Matrix(Int_t irot,Double_t thet1,Double_t phi1,
- Double_t thet2,Double_t phi2,
- Double_t thet3,Double_t phi3){
- // Defines a Geant rotation matrix. checks to see if it is the unit
- // matrix. If so, then no additonal matrix is defined. Stores rotation
- // matrix irot in the data structure JROTM. If the matrix is not
- // orthonormal, it will be corrected by setting y' perpendicular to x'
- // and z' = x' X y'. A warning message is printed in this case.
- // Inputs:
- // Int_t irot Intex specifing which rotation matrix.
- // Double_t thet1 Polar angle for axisw x [degrees].
- // Double_t phi1 azimuthal angle for axis x [degrees].
- // Double_t thet12Polar angle for axisw y [degrees].
- // Double_t phi2 azimuthal angle for axis y [degrees].
- // Double_t thet3 Polar angle for axisw z [degrees].
- // Double_t phi3 azimuthal angle for axis z [degrees].
- // Outputs:
- // none.
- // Return:
- // none.
- Float_t t1,p1,t2,p2,t3,p3;
- if(thet1==90.0&&phi1==0.0&&thet2==90.0&&phi2==90.0&&thet3==0.0&&phi3==0.0){
- fidrot[irot] = 0; // Unit matrix
- }else{
- t1 = thet1;
- p1 = phi1;
- t2 = thet2;
- p2 = phi2;
- t3 = thet3;
- p3 = phi3
- AliMatrix(fidrot[irot],t1,p1,t2,p2,t3,p3);
- } // end if
-}
-//______________________________________________________________________
-void AliITSv11::Matrix(Int_t irot,Int_t axis,Double_t thet){
- // Defines a Geant rotation matrix. checks to see if it is the unit
- // matrix. If so, then no additonal matrix is defined. Stores rotation
- // matrix irot in the data structure JROTM. If the matrix is not
- // orthonormal, it will be corrected by setting y' perpendicular to x'
- // and z' = x' X y'. A warning message is printed in this case.
- // Inputs:
- // Int_t irot Intex specifing which rotation matrix.
- // Int_t axis Axis about which rotation is to be done.
- // Double_t thet Angle to rotate by [degrees].
- // Outputs:
- // none.
- // Return:
- // none.
- if(thet==0.0){
- fidrot[irot] = 0; // Unit matrix
- }else{
- switch (irot) {
- case 0: //Rotate about x-axis, x-axis does not change.
- AliMatrix(fidrot[irot],90.0,0.0,90.0+thet,90.0,thet,90.0);
- break;
- case 1: //Rotate about y-axis, y-axis does not change.
- AliMatrix(fidrot[irot],-90.0-thet,0.0,90.0,90.0,thet,90.0);
- break;
- case 2: //Rotate about z-axis, z-axis does not change.
- AliMatrix(fidrot[irot],90.0,thet,90.0,-thet-90.0,0.0,0.0);
- break;
- default:
- Error("Matrix","axis must be either 0, 1, or 2. for matrix=%d",
- irot);
- break;
- } // end switch
- } // end if
-}
//______________________________________________________________________
-void AliITSv11::Matrix(Int_t irot,Double_t rot[3][3]){
- // Defines a Geant rotation matrix. checks to see if it is the unit
- // matrix. If so, then no additonal matrix is defined. Stores rotation
- // matrix irot in the data structure JROTM. If the matrix is not
- // orthonormal, it will be corrected by setting y' perpendicular to x'
- // and z' = x' X y'. A warning message is printed in this case.
- // Inputs:
- // Int_t irot Intex specifing which rotation matrix.
- // Double_t rot[3][3] The 3 by 3 rotation matrix.
- // Outputs:
- // none.
- // Return:
- // none.
+void AliITSv11::DrawModule() const{
+
+}
+
+// //______________________________________________________________________
+// void AliITSv11::StepManager(){
+// //
+// // Called for every step in the ITS, then calles the AliITShit class
+// // creator with the information to be recoreded about that hit.
+// //
+// Int_t copy, id;
+// TLorentzVector position, momentum;
+// static TLorentzVector position0;
+// static Int_t stat0=0;
+
+// if(!(this->IsActive())){
+// return;
+// } // end if !Active volume.
+
+// if(!(gMC->TrackCharge())) return;
+
+// id=gMC->CurrentVolID(copy);
+
+// Bool_t sensvol = kFALSE;
+// for(Int_t kk=0;kk<6;kk++)if(id == fIdSens[kk])sensvol=kTRUE;
+// if(sensvol && (gMC->IsTrackExiting())){
+// copy = fTrackReferences->GetEntriesFast();
+// TClonesArray &lTR = *fTrackReferences;
+// // Fill TrackReference structure with this new TrackReference.
+// new(lTR[copy]) AliTrackReference(gAlice->GetMCApp()->GetCurrentTrackNumber());
+// } // if Outer ITS mother Volume
+
+
+// Int_t copy1,copy2;
+// Int_t vol[5];
+// TClonesArray &lhits = *fHits;
+// //
+// // Track status
+// vol[3] = 0;
+// vol[4] = 0;
+// if(gMC->IsTrackInside()) vol[3] += 1;
+// if(gMC->IsTrackEntering()) vol[3] += 2;
+// if(gMC->IsTrackExiting()) vol[3] += 4;
+// if(gMC->IsTrackOut()) vol[3] += 8;
+// if(gMC->IsTrackDisappeared()) vol[3] += 16;
+// if(gMC->IsTrackStop()) vol[3] += 32;
+// if(gMC->IsTrackAlive()) vol[3] += 64;
+// //
+// // Fill hit structure.
+// if(!(gMC->TrackCharge())) return;
+// //
+// // Only entering charged tracks
+// if((id = gMC->CurrentVolID(copy)) == fIdSens[0]) {
+// vol[0] = 1;
+// id = gMC->CurrentVolOffID(2,copy);
+// //detector copy in the ladder = 1<->4 (ITS1 < I101 < I103 < I10A)
+// vol[1] = copy;
+// gMC->CurrentVolOffID(3,copy1);
+// //ladder copy in the module = 1<->2 (I10A < I12A)
+// gMC->CurrentVolOffID(4,copy2);
+// //module copy in the layer = 1<->10 (I12A < IT12)
+// vol[2] = copy1+(copy2-1)*2;//# of ladders in one module = 2
+// } else if(id == fIdSens[1]){
+// vol[0] = 2;
+// id = gMC->CurrentVolOffID(2,copy);
+// //detector copy in the ladder = 1<->4 (ITS2 < I1D1 < I1D3 < I20A)
+// vol[1] = copy;
+// gMC->CurrentVolOffID(3,copy1);
+// //ladder copy in the module = 1<->4 (I20A < I12A)
+// gMC->CurrentVolOffID(4,copy2);
+// //module copy in the layer = 1<->10 (I12A < IT12)
+// vol[2] = copy1+(copy2-1)*4;//# of ladders in one module = 4
+// } else if(id == fIdSens[2]){
+// vol[0] = 3;
+// id = gMC->CurrentVolOffID(1,copy);
+// //detector copy in the ladder = 1<->6 (ITS3 < I302 < I004)
+// vol[1] = copy;
+// id = gMC->CurrentVolOffID(2,copy);
+// //ladder copy in the layer = 1<->14 (I004 < IT34)
+// vol[2] = copy;
+// } else if(id == fIdSens[3]){
+// vol[0] = 4;
+// id = gMC->CurrentVolOffID(1,copy);
+// //detector copy in the ladder = 1<->8 (ITS4 < I402 < I005)
+// vol[1] = copy;
+// id = gMC->CurrentVolOffID(2,copy);
+// //ladder copy in the layer = 1<->22 (I005 < IT34))
+// vol[2] = copy;
+// }else if(id == fIdSens[4]){
+// vol[0] = 5;
+// id = gMC->CurrentVolOffID(1,copy);
+// //detector copy in the ladder = 1<->22 (ITS5 < I562 < I565)
+// vol[1] = copy;
+// id = gMC->CurrentVolOffID(2,copy);
+// //ladder copy in the layer = 1<->34 (I565 < IT56)
+// vol[2] = copy;
+// }else if(id == fIdSens[5]){
+// vol[0] = 6;
+// id = gMC->CurrentVolOffID(1,copy);
+// //detector copy in the ladder = 1<->25 (ITS6 < I566 < I569)
+// vol[1] = copy;
+// id = gMC->CurrentVolOffID(2,copy);
+// //ladder copy in the layer = 1<->38 (I569 < IT56)
+// vol[2] = copy;
+// } else {
+// return; // not an ITS volume?
+// } // end if/else if (gMC->CurentVolID(copy) == fIdSens[i])
+// //
+// gMC->TrackPosition(position);
+// gMC->TrackMomentum(momentum);
+// vol[4] = stat0;
+// if(gMC->IsTrackEntering()){
+// position0 = position;
+// stat0 = vol[3];
+// return;
+// } // end if IsEntering
+// // Fill hit structure with this new hit.
+
+// new(lhits[fNhits++]) AliITShit(fIshunt,gAlice->GetMCApp()->GetCurrentTrackNumber(),vol,
+// gMC->Edep(),gMC->TrackTime(),position,
+// position0,momentum);
+
+// position0 = position;
+// stat0 = vol[3];
+
+// return;
+// }
- if(rot[0][0]==1.0&&rot[1][1]==1.0&&rot[2][2]==1.0&&
- rot[0][1]==0.0&&rot[0][2]==0.0&&rot[1][0]==0.0&&
- rot[1][2]==0.0&&rot[2][0]==0.0&&rot[2][1]==0.0){
- fidrot[irot] = 0; // Unit matrix
- }else{
- Double_t si,c=180./TMath::Pi();
- Double_t ang[6];
- ang[1] = TMath::ATan2(rot[0][1],rot[0][0]);
- if(TMath::Cos(ang[1])!=0.0) si = rot[0][0]/TMath::Cos(ang[1]);
- else si = rot[0][1]/TMath::Sin(ang[1]);
- ang[0] = TMath::ATan2(si,rot[0][2]);
-
- ang[3] = TMath::ATan2(rot[1][1],rot[1][0]);
- if(TMath::Cos(ang[3])!=0.0) si = rot[1][0]/TMath::Cos(ang[3]);
- else si = rot[1][1]/TMath::Sin(ang[3]);
- ang[2] = TMath::ATan2(si,rot[1][2]);
-
- ang[5] = TMath::ATan2(rot[2][1],rot[2][0]);
- if(TMath::Cos(ang[5])!=0.0) si = rot[2][0]/TMath::Cos(ang[5]);
- else si = rot[2][1]/TMath::Sin(ang[5]);
- ang[4] = TMath::ATan2(si,rot[2][2]);
-
- for(Int_t i=0;i<6;i++) {ang[i] *= c; if(ang[i]<0.0) ang[i] += 360.;}
- AliMatrix(fidrot[irot],ang[0],ang[1],ang[2],ang[3],ang[4],ang[5]);
- } // end if
-}
//______________________________________________________________________
-Float_t AliITSv11::GetA(Int_t z){
- // Returns the isotopicaly averaged atomic number.
- // Inputs:
- // Int_t z Elemental number
- // Outputs:
- // none.
- // Return:
- // The atomic mass number.
- const Float_t A[]={ 1.00794 , 4.0026902, 6.941 , 9.012182 , 10.811 ,
- 12.01007 , 14.00674 , 15.9994 , 18.9984032, 20.1797 ,
- 22.98970 , 24.3050 , 26.981538, 28.0855 , 30.973761,
- 32.066 , 35.4527 , 39.948 , 39.0983 , 40.078 ,
- 44.95591 , 47.867 , 50.9415 , 51.9961 , 54.938049,
- 55.845 , 58.933200 , 58.6934 , 63.546 , 65.39 ,
- 69.723 , 72.61 , 74.92160 , 78.96 , 79.904 ,
- 83.80 , 85.4678 , 87.62 , 88.9085 , 91.224 ,
- 92.90638 , 95.94 , 97.907215, 101.07 ,102.90550 ,
- 106.42 ,107.8682 ,112.411 ,114.818 ,118.710 ,
- 121.760 ,127.60 ,126.90447 ,131.29 ,132.90545 ,
- 137.327 ,138.9055 ,140.116 ,140.90765 ,144.24 ,
- 144.912746,150.36 ,151.964 ,157.25 ,158.92534 ,
- 162.50 ,164.93032 ,167.26 ,168.93421 ,173.04 ,
- 174.967 ,178.49 ,180.9479 ,183.84 ,186.207 ,
- 190.23 ,192.217 ,195.078 ,196.96655 ,200.59 ,
- 204.3833 ,207.2 ,208.98038,208.982415 ,209.987131,
- 222.017570 ,223.019731,226.025402,227.027747 ,232.0381 ,
- 231.03588 238.0289};
+void AliITSv11::StepManager(){
+ //
+ // Called for every step in the ITS, then calles the AliITShit class
+ // creator with the information to be recoreded about that hit.
+ //
+ Int_t copy, id;
+ TLorentzVector position, momentum;
+ static TLorentzVector position0;
+ static Int_t stat0=0;
- if(z<1||z>92){
- Error("GetA","z must be 0<z<93. z=%d",z);
- return 0.0;
- } // end if
- return A[z-1];
-}
-//______________________________________________________________________
-Float_t AliITSv11::GetStandardMaxStepSize(Int_t istd){
- // Returns one of a set of standard Maximum Step Size values.
- // Inputs:
- // Int_t istd Index to indecate which standard.
- // Outputs:
- // none.
- // Return:
- // The appropreate standard Maximum Step Size value [cm].
- Float_t t[]={1.0, // default
- 0.0075, // Silicon detectors...
- 1.0, // Air in central detectors region
- 1.0 // Material in non-centeral region
- };
- return t[istd];
-}
-//______________________________________________________________________
-Float_t AliITSv11::GetStandardThetaMax(Int_t istd){
- // Returns one of a set of standard Theata Max values.
- // Inputs:
- // Int_t istd Index to indecate which standard.
- // Outputs:
- // none.
- // Return:
- // The appropreate standard Theta max value [degrees].
- Float_t t[]={0.1, // default
- 0.1, // Silicon detectors...
- 0.1, // Air in central detectors region
- 1.0 // Material in non-centeral region
- };
- return t[istd];
-}
-//______________________________________________________________________
-Float_t AliITSv11::GetStandardEfraction(Int_t istd){
- // Returns one of a set of standard E fraction values.
- // Inputs:
- // Int_t istd Index to indecate which standard.
- // Outputs:
- // none.
- // Return:
- // The appropreate standard E fraction value [#].
- Float_t t[]={0.1, // default
- 0.1, // Silicon detectors...
- 0.1, // Air in central detectors region
- 1.0 // Material in non-centeral region
- };
- return t[istd];
-}
-//______________________________________________________________________
-void AliITSv11::Element(Int_t imat,const char* name,Int_t z,Double_t dens,
- Int_t istd){
- // Defines a Geant single element material and sets its Geant medium
- // proporties. The average atomic A is assumed to be given by their
- // natural abundances. Things like the radiation length are calculated
- // for you.
- // Inputs:
- // Int_t imat Material number.
- // const char* name Material name. No need to add a $ at the end.
- // Int_t z The elemental number.
- // Double_t dens The density of the material [g/cm^3].
- // Int_t istd Defines which standard set of transport parameters
- // which should be used.
- // Output:
- // none.
- // Return:
- // none.
- Float_t rad,Z,A=GetA(z),tmax,stemax,deemax,epsilon;
- char *name2;
- Int_t len;
+ if(!(this->IsActive())){
+ return;
+ } // end if !Active volume.
- len = strlng(name)+1;
- name2 = new char[len];
- strncpy(name2,name,len-1);
- name2[len-1] = '\0';
- name2[len-2] = '$';
- Z = (Float_t)z;
- rad = GetRadLength(z)/dens;
- AliMaterial(imat,name2,A,Z,dens,rad,0.0,0,0);
- tmax = GetStandardTheataMax(istd); // degree
- stemax = GetStandardMaxStepSize(istd); // cm
- deemax = GetStandardEfraction(istd); // #
- epsilon = GetStandardEpsilon(istd);
- AliMedium(imat,name2,imat,0,gAlice->Field()->Integ(),
- gAlice->Field()->Max(),tmax,stemax,deemax,epsilon,0.0);
- delete[] name2;
-}
-//______________________________________________________________________
-void AliITSv11::MixtureByWeight(Int_t imat,const char* name,Int_t *z,
- Double_t *w,Double_t dens,Int_t n,Int_t istd){
- // Defines a Geant material by a set of elements and weights, and sets
- // its Geant medium proporties. The average atomic A is assumed to be
- // given by their natural abundances. Things like the radiation length
- // are calculated for you.
- // Inputs:
- // Int_t imat Material number.
- // const char* name Material name. No need to add a $ at the end.
- // Int_t *z Array of The elemental numbers.
- // Double_t *w Array of relative weights.
- // Double_t dens The density of the material [g/cm^3].
- // Int_t n the number of elements making up the mixture.
- // Int_t istd Defines which standard set of transport parameters
- // which should be used.
- // Output:
- // none.
- // Return:
- // none.
- Float_t rad,*Z,*A,tmax,stemax,deemax,epsilon;
- char *name2;
- Int_t len,i;
- Z = new Float_t[n];
- A = new Float_t[n];
+ if(!(gMC->TrackCharge())) return;
- len = strlng(name)+1;
- name2 = new char[len];
- strncpy(name2,name,len-1);
- name2[len-1] = '\0';
- name2[len-2] = '$';
- for(i=0;i<n;i++){Z[i] = (Float_t)z[i];A[i] = (Float_t)GetA(z[i]);
- W[i] = (Float_t)w[i]}
- rad = GetRadLength(z)/dens;
- AliMixture(imat,name2,A,Z,dens,n,W);
- tmax = GetStandardTheataMax(istd); // degree
- stemax = GetStandardMaxStepSize(istd); // cm
- deemax = GetStandardEfraction(istd); // #
- epsilon = GetStandardEpsilon(istd);
- AliMedium(imat,name2,imat,0,gAlice->Field()->Integ(),
- gAlice->Field()->Max(),tmax,stemax,deemax,epsilon,0.0);
- delete[] name2;
-}
-//______________________________________________________________________
-void AliITSv11::MixtureByNumber(Int_t imat,const char* name,Int_t *z,
- Int_t *w,Double_t dens,Int_t n,Int_t istd){
- // Defines a Geant material by a set of elements and number, and sets
- // its Geant medium proporties. The average atomic A is assumed to be
- // given by their natural abundances. Things like the radiation length
- // are calculated for you.
- // Inputs:
- // Int_t imat Material number.
- // const char* name Material name. No need to add a $ at the end.
- // Int_t *z Array of The elemental numbers.
- // Int_t_t *w Array of relative number.
- // Double_t dens The density of the material [g/cm^3].
- // Int_t n the number of elements making up the mixture.
- // Int_t istd Defines which standard set of transport parameters
- // which should be used.
- // Output:
- // none.
- // Return:
- // none.
- Float_t rad,*Z,*A,tmax,stemax,deemax,epsilon;
- char *name2;
- Int_t len,i;
- Z = new Float_t[n];
- A = new Float_t[n];
+ id=gMC->CurrentVolID(copy);
- len = strlng(name)+1;
- name2 = new char[len];
- strncpy(name2,name,len-1);
- name2[len-1] = '\0';
- name2[len-2] = '$';
- for(i=0;i<n;i++){Z[i] = (Float_t)z[i];A[i] = (Float_t)GetA(z[i]);
- W[i] = (Float_t)w[i]}
- rad = GetRadLength(z)/dens;
- AliMixture(imat,name2,A,Z,dens,-n,W);
- tmax = GetStandardTheataMax(istd); // degree
- stemax = GetStandardMaxStepSize(istd); // cm
- deemax = GetStandardEfraction(istd); // #
- epsilon = GetStandardEpsilon(istd);
- AliMedium(imat,name2,imat,0,gAlice->Field()->Integ(),
- gAlice->Field()->Max(),tmax,stemax,deemax,epsilon,0.0);
- delete[] name2;
-//______________________________________________________________________
-void AliITSv11::SSDConeDetail(TVector3 &tran,const char moth[3],Int_t mat0){
- // Defines the volumes and materials for the ITS SSD Support cone.
- // Based on drawings ALR-0767 and ALR-0767/3. Units are in mm.
- // Inputs:
- // Double_t zShift The z shift to be applied to the final volume.
- // Outputs:
- // none.
- // Return:
- // none.
- Double_t th = 13.0; //mm, Thickness of Rohacell+carbon fiber
- Double_t ct=1.5; //mm, Carbon finber thickness
- Double_t r=15.0; // mm, Radius of curvature.
- Double_t tc=51.0; // angle of SSD cone [degrees].
- Double_t sintc=Sind(tc),costc=Cosd(tc),tantc=Tand(tc);
- Double_t z0=0.0,Routmax=0.5*985.,Routmin=0.5*945.,Rholemax=0.5*890.;
- Double_t Rholemin=0.5*740.,Rin=0.5*560.,RoutHole=0.5*965.;
- Int_t nspoaks=12,ninscrews=40,npost=4;
- Int_t SSDcf=man0+1; // SSD support cone Carbon Fiber materal number.
- Int_t SSDfs=mat0+2; // SSD support cone inserto stesalite 4411w.
- Int_t SSDfo=mat0+3; // SSD support cone foam, Rohacell 50A.
- Int_t SSDsw=mat0+4; // SSD support cone screw material,Stainless steal
- Double_t t; // some general angle [degrees].
- Double_t phi0=0.0,dphi=360.0,x,y,z;
- Int_t i,j,k,l,n,nz,nrad=0;
+ Bool_t sensvol = kFALSE;
+ for(Int_t kk=0;kk<6;kk++)if(id == fIdSens[kk])sensvol=kTRUE;
+ if(sensvol && (gMC->IsTrackExiting())){
+ AddTrackReference(gAlice->GetMCApp()->GetCurrentTrackNumber(), AliTrackReference::kITS);
+ } // if Outer ITS mother Volume
- SetScalemm();
- // Lets start with the upper left outer carbon fiber surface.
- // Between za[2],rmaxa[2] and za[4],rmaxa[4] there is a curved section
- // given by rmaxa = rmaxa[2]-r*Sind(t) for 0<=t<=tc and
- // za = za[2] + r*Cosd(t) for 0<=t<=tc. Simularly between za[1],rmina[1
- // and za[3],rmina[3] there is a curve section given by
- // rmina = rmina[1]-r*Sind(t) for 0<=t<=tc and za = za[1]+r&Sind(t)
- // for t<=0<=tc. These curves have been replaced by straight lines
- // between the equivelent points for simplicity.
- Double_t dza = th/sintc-(Routmax-Routmin)/tantc;
- if(dza<=0){ // The number or order of the points are in error for a proper
- // call to pcons!
- Error("SSDcone","The definition of the points for a call to PCONS is"
- " in error. abort.");
- return;
- } // end if
- nz = 7;
- Double_t *za = new Double_t[nz];
- Double_t *rmina = new Double_t[nz];
- Double_t *rmaxa = new Double_t[nz];
- za[0] = z0;
- rmina[0] = Routmin;
- rmaxa[0] = Routmax;
- za[1] = za[0]+13.5-5.0 - dza; // za[2] - dza.
- rmina[1] = rmina[0];
- rmaxa[1] =rmaxa[0];
- za[2] = za[0]+13.5-5.0; // From Drawing ALR-0767 and ALR-0767/3
- rmaxa[2] = rmaxa[0];
- za[3] = za[1]+rc*sintc;
- rmina[3] = rmina[1]-rc*sintc;
- rmina[2] = rmina[1]+(rmina[3]-rmina[1])*(za[2]-za[1])/(za[3]-za[1]);
- za[4] = za[2]+rc*sintc;
- rmaxa[4] = rmaxa[2]-rc*sintc;
- rmaxa[3] = rmaxa[2]+(rmaxa[4]-rmaxa[2])*(za[3]-za[2])/(za[4]-za[2]);
- rmina[5] = Rholemax;
- za[5] = za[3]+(za[4]-za[3])*(rmina[5]-rmina[3])/(rmina[4]-rmina[3]);
- rmina[4] = rmina[3]+(rmina[5]-rmina[3])*(za[4]-za[3])/(za[5]-za[3]);
- za[6] = th/sinth+za[5];
- rmina[6] = Rholemax;
- rmaxa[6] = rmina[6];
- rmaxa[5] = rmaxa[4]+(rmaxa[6]-rmaxa[4])*(za[5]-za[4])/(za[6]-za[4]);
- //
- PolyCone("SCA","SSD Suport cone Carbon Fiber Surface outer left",
- phi0,dphi,nz,*z,*rmin,*rmax,SSDcf);
- Pos("SCA",1,moth,trans.x(),trans.y(),trans.z(),0);
- XMatrix(1,180.0);
- Pos("SCA",2,moth,trans.x(),trans.y(),-trans.z(),1);
- Za[0] = 1.; Wa[0] = ; // Hydrogen Content
- Za[1] = 6.; Wa[1] = ; // Carbon Content
- MixtureByWeight(SSDcf,"Carbon Fiber for SSD support cone",Z,W,dens,2);
- //
- // Now lets define the Inserto Stesalite 4411w material volume.
- nz = 6;
- Double_t *zb = new Double_t[nz];
- Double_t *rminb = new Double_t[nz];
- Double_t *rmaxb = new Double_t[nz];
- zb[0] = z0;
- rminb[0] = rmina[0]+ct;
- rmaxb[0] = rmaxa[0]-ct;
- zb[1] = za[1];
- rminb[1] = rminb[0];
- rmaxb[1] = rmaxb[0];
- zb[2] = za[2];
- rmaxb[2] = rmaxb[1];
- zb[3] = za[4] - ct/sintc;
- rmaxb[3] = rmaxb[2] - (rc-ct)*sintc;
- zb[4] = za[3]+ct/sintc;
- rminb[4] = rminb[1]-(rc-ct)*sintc;
- rminb[2] = rminb[1]+(rminb[4]-rminb[1])*(zb[2]-zb[1])/(zb[4]-zb[1]);
- rminb[3] = rminb[1]+(rminb[4]-rminb[1])*(zb[3]-zb[1])/(zb[4]-zb[1]);
- zb[5] = zb[4]+(ct-2.*ct)/sintc;
- rminb[5] = rminb[4]+(ct-2.*ct)*tantc;
- rmaxb[5] = rminb[5];
- rmaxb[4] = rmaxb[3]+(rmaxb[5]-rmaxb[3])*(zb[4]-zb[3])/(zb[5]-zb[3]);
- PolyCone("SCB","SSD Suport cone Inserto Stesalite left edge",
- phi0,dphi,nz,*zb,*rminb,*rmaxb,SSDfs);
- Pos("SCB",1,"SCA",0.0,.0,0.0,0);
- Za[0] = 1.; Wa[0] = ; // Hydrogen Content
- Za[1] = 6.; Wa[1] = ; // Carbon Content
- MixtureByWeight(SSDfs,"Inserto stealite 4411w for SSD support cone",
- Z,W,dens,3);
- //
- // Now lets define the Rohacell foam material volume.
- nz = 4;
- Double_t *zc = new Double_t[nz];
- Double_t *rminc = new Double_t[nz];
- Double_t *rmaxc = new Double_t[nz];
- zc[0] = zb[4];
- rminc[0] = rminb[4];
- rmaxc[0] = rmminc[0];
- zc[1] = zb[5];
- rmaxc[1] = rminb[5];
- zc[2] = za[5] + ct/sintc;
- rminc[2] = rmina[5]+ct; // leave space for carbon fiber covering hole.
- rminc[1] = rminc[0] +(rminc[2]-rminc[0])*(zc[1]-zc[0])/(zc[2]-zc[0]);
- zc[3] = za[6] - ct/sintc;
- rminc[3] = rmina[6]+ct;
- rmaxc[3] = rminc[3];
- rmaxc[2] = rmaxc[1]+(rmaxc[3]-rmaxc[1])*(zc[2]-zc[1])/(zc[3]-zc[1]);
- PolyCone("SCC","SSD Suport cone Rohacell foam left edge",
- phi0,dphi,nz,*zc,*rminc,*rmaxc,SSDfo);
- Pos("SCC",1,"SCA",0.0,.0,0.0,0);
- Za[0] = 1.; Wa[0] = ; // Hydrogen Content
- Za[1] = 6.; Wa[1] = ; // Carbon Content
- MixtureByWeight(SSDfo,"Foam core (Rohacell 50A) for SSD support cone",
- Z,W,dens,3);
+
+ Int_t copy1,copy2;
+ Int_t vol[5];
+ TClonesArray &lhits = *fHits;
//
- // In volume SCB, th Inserto Stesalite 4411w material volume, there
- // are a number of Stainless steel screw and pin studs which will be
- // filled with screws/studs.
- Double_t rmin=0.0,rmax=6.0,dz=0.5*10.0; // mm
- Tube("SCD","Screw+stud used to mount things to the SSD support cone",
- rmin,rmax,dz,SSDsw);
- rmin=0.0;rmax=6.0;dz=0.5*12.0; // mm
- Tube("SCE","pin used to mount things to the SSD support cone",
- rmin,rmax,dz,SSDsw);
- Za[0] = 6.; Wa[0] = ; // Carbon Content
- Za[1] = 25.; Wa[1] = ; // Iron Content
- MixtureByWeight(SSDsw,"Stainless steal screw, pin, and stud material",
- Z,W,dens,3);
- k=l=0;
- for(i=0;i<2;i++){ // position for ITS-TPC mounting brackets
- for(j=0;j<2;j++){ // 2 screws per bracket
- k++;
- t = -5.0+10.0*((Double_t)j)+180.*((Double_t)i);
- x = RoutHole*Sind(t);
- y = RoutHole*Cosd(t);
- z = dz;
- Pos("SCD",k,"SCB",x,y,z,0);
- } // end for j
- for(j=0;j<3;j++){ // 3 pins per bracket
- l++;
- t = -3.0+3.0*((Double_t)j)+180.*((Double_t)i);
- x = RoutHole*Sind(t);
- y = RoutHole*Cosd(t);
- z = dz;
- Pos("SCE",l,"SCB",x,y,z,0);
- } // end for j
- } // end for i
- for(i=0;i<2;i++){ // position for ITS-rail mounting brackets
- for(j=0;j<4;j++){ // 4 screws per bracket
- Double_t a[4]={0.0,2.0,5.0,7.0}; // Relative angles.
- k++;
- t = 90.0-a[j]+187.*((Double_t)i);
- x = RoutHole*Sind(t);
- y = RoutHole*Cosd(t);
- z = dz;
- Pos("SCD",k,"SCB",x,y,z,0);
- } // end for j
- for(j=0;j<2;j++){ // 2 pins per bracket
- l++;
- t = 88+7.0*((Double_t)j)+184.*((Double_t)i);
- x = RoutHole*Sind(t);
- y = RoutHole*Cosd(t);
- z = dz;
- Pos("SCE",l,"SCB",x,y,z,0);
- } // end for j
- } // end for i
+ // Track status
+ vol[3] = 0;
+ vol[4] = 0;
+ if(gMC->IsTrackInside()) vol[3] += 1;
+ if(gMC->IsTrackEntering()) vol[3] += 2;
+ if(gMC->IsTrackExiting()) vol[3] += 4;
+ if(gMC->IsTrackOut()) vol[3] += 8;
+ if(gMC->IsTrackDisappeared()) vol[3] += 16;
+ if(gMC->IsTrackStop()) vol[3] += 32;
+ if(gMC->IsTrackAlive()) vol[3] += 64;
//
- // There is no carbon fiber between this upper left section and the
- // SSD spoaks. We remove it by replacing it with Rohacell foam.
- nz = 4;
- Double_t *zf = new Double_t[nz];
- Double_t *rminf = new Double_t[nz];
- Double_t *rmaxf = new Double_t[nz];
- zf[0] = zc[2];
- rminf[0] = rminc[3];
- rmaxf[0] = rminf[0];
- rminf[1] = rmina[5];
- rmaxf[1] = rminf[0];
- zf[1] = zc[0]+(zc[2]-zc[0])*(rminf[1]-rminc[0])/(rminc[2]-rminc[0]);
- zf[2] = zc[3];
- rminf[2] = rminf[1];
- rmaxf[2] = rmaxf[1];
- zf[3] = zc[1]+(zc[3]-zc[1])*(rmaxf[3]-rmaxc[1])/(rmaxc[3]-rmaxc[1]);
- rminf[3] = rmina[5];
- rmaxf[3] = rminf[3];
- PolyCone("SCF","SSD Suport cone Rohacell foam left edge",
- phi0,dphi,nz,*zc,*rminc,*rmaxc,SSDfo);
- Pos("SCF",1,"SCA",0.0,.0,0.0,0);
- //=================================================================
- // Now for the spoak part of the SSD cone.
- // It is not posible to inclue the radius of curvature between
- // the spoak part and the upper left part of the SSD cone or lowwer right
- // part. This would be discribed by the following curves.
- // R = Rmax - (5mm)*Sin(t) phi = phi0+(5mm*180/(Pi*RoutHole))*Sin(t)
- // where 0<=t<=90 For the inner curve a simular equiation holds.
- phi0 = 12.5; // degrees see drawing ALR-0767.
- dphi = 5.0; // degrees
- nz = 4;
- Double_t *zg = new Double_t[nz];
- Double_t *rming = new Double_t[nz];
- Double_t *rmaxg = new Double_t[nz];
- zg[0] = zb[5];
- rming[0] = rmina[5];
- rmaxg[0] = rming[0];
- zg[1] = za[6];
- rming[1] = -thatc*(zg[1]-za[3])+rmina[3];
- rmaxg[1] = rmaxg[0];
- rming[2] = Rholemin;
- zg[2] = za[3]-(rming[2]-rmina[3])/tantc;
- rmaxg[2] = -thatc*(zg[2]-za[4])+rmaxa[4];
- rming[3] = rming[2];
- rmaxg[3] = rming[3];
- zg[3] = za[4]-(rmaxg[3]-rmaxa[4])/tantc;
- PolyCone("SCG","SSD spoak carbon fiber surfaces",
- phi0,dphi,nz,*zc,*rminc,*rmaxc,SSDcf);
- Zmatrix(irot,360./((Double_t)nspoaks));
- Pos("SCG",i+1,"SCA",0.0,.0,0.0,0);
- for(i=1;i<nspoaks;i++){
- Zmatrix(irot+i,360./((Double_t)nspoaks));
- Pos("SCG",i+1,"SCA",0.0,.0,0.0,irot+i);
- } // end for i
- // For the foam core.
- t = ct/(0.5*(Rholemax+Rholemin));// It is not posible to get the
- // carbon fiber thickness uniform in this phi direction. We can only
- // make it a fixed angular thickness.
- t *= 180.0/TMath::Pi();
- dphi = 5.0 - 2.0*t; // degrees
- phi0 = 12.5+t; // degrees see drawing ALR-0767.
- nz = 4;
- Double_t *zh = new Double_t[nz];
- Double_t *rminh = new Double_t[nz];
- Double_t *rmaxh = new Double_t[nz];
- zh[0] = zf[2];
- rminh[0] = rming[0];
- rmaxh[0] = rmaxg[0];
- zh[1] = zf[3];
- rminh[1] = rming[1]-(ct/sintc-(zg[1]-zh[1]))*tantc;
- rmaxh[1] = rmaxh[0];
- zh[2] = zg[2]+ct/tanth;
- rminh[2] = rming[2];
- rmaxh[2] = rmaxg[2]-(ct/sintc-(zg[2]-zh[2]))*tantc;
- zh[3] = zg[3]-ct/sintc;
- rminh[3] = rminh[2];
- rmaxh[3] = rminh[3];
- PolyCone("SCG","SSD spoak carbon fiber surfaces",
- phi0,dphi,nz,*zc,*rminc,*rmaxc,SSDcf);
- Pos("SCH",1,"SCG",0.0,.0,0.0,0);
+ // Fill hit structure.
+ if(!(gMC->TrackCharge())) return;
+
+ // Only entering charged tracks
+ if((id = gMC->CurrentVolID(copy)) == fIdSens[0]) {
+ vol[0] = 1;
+ id = gMC->CurrentVolOffID(2,copy);
+ //detector copy in the ladder = 1<->4 (ITS1 < I101 < I103 < I10A)
+ vol[1] = copy;
+ gMC->CurrentVolOffID(3,copy1);
+ //ladder copy in the module = 1<->2 (I10A < I12A)
+ gMC->CurrentVolOffID(4,copy2);
+ //module copy in the layer = 1<->10 (I12A < IT12)
+ vol[2] = copy1+(copy2-1)*2;//# of ladders in one module = 2
+
+ } else if(id == fIdSens[1]){
+ vol[0] = 2;
+ id = gMC->CurrentVolOffID(2,copy);
+ //detector copy in the ladder = 1<->4 (ITS2 < I1D1 < I1D3 < I20A)
+ vol[1] = copy;
+ gMC->CurrentVolOffID(3,copy1);
+ //ladder copy in the module = 1<->4 (I20A < I12A)
+ gMC->CurrentVolOffID(4,copy2);
+ //module copy in the layer = 1<->10 (I12A < IT12)
+ vol[2] = copy1+(copy2-1)*4;//# of ladders in one module = 4
+
+ } else if(id == fIdSens[2]){
+ vol[0] = 3;
+ id = gMC->CurrentVolOffID(1,copy);
+ //detector copy in the ladder = 1<->6 (ITS3 < I302 < I004)
+ vol[1] = copy;
+ id = gMC->CurrentVolOffID(2,copy);
+ //ladder copy in the layer = 1<->14 (I004 < IT34)
+ vol[2] = copy;
+
+ } else if(id == fIdSens[3]){
+ vol[0] = 4;
+ id = gMC->CurrentVolOffID(1,copy);
+ //detector copy in the ladder = 1<->8 (ITS4 < I402 < I005)
+ vol[1] = copy;
+ id = gMC->CurrentVolOffID(2,copy);
+ //ladder copy in the layer = 1<->22 (I005 < IT34))
+ vol[2] = copy;
+
+ }else if(id == fIdSens[4]){
+ vol[0] = 5;
+ id = gMC->CurrentVolOffID(1,copy);
+ //detector copy in the ladder = 1<->22 (ITS5 < I562 < I565)
+ vol[1] = copy;
+ id = gMC->CurrentVolOffID(2,copy);
+ //ladder copy in the layer = 1<->34 (I565 < IT56)
+ vol[2] = copy;
+
+ }else if(id == fIdSens[5]){
+ vol[0] = 6;
+ id = gMC->CurrentVolOffID(1,copy);
+ //detector copy in the ladder = 1<->25 (ITS6 < I566 < I569)
+ vol[1] = copy;
+ id = gMC->CurrentVolOffID(2,copy);
+ //ladder copy in the layer = 1<->38 (I569 < IT56)
+ vol[2] = copy;
+ } else {
+ return; // not an ITS volume?
+ } // end if/else if (gMC->CurentVolID(copy) == fIdSens[i])
//
- //==================================================================
+ gMC->TrackPosition(position);
+ gMC->TrackMomentum(momentum);
+ vol[4] = stat0;
+ if(gMC->IsTrackEntering()){
+ position0 = position;
+ stat0 = vol[3];
+ return;
+ } // end if IsEntering
+ // Fill hit structure with this new hit.
+
+ new(lhits[fNhits++]) AliITShit(fIshunt,gAlice->GetMCApp()->GetCurrentTrackNumber(),vol,
+ gMC->Edep(),gMC->TrackTime(),position,
+ position0,momentum);
+
+ position0 = position;
+ stat0 = vol[3];
- //
- //Now for the carbon fiber on the sides of the spoakes.
- //==============================================================
- delete[] za;delete[] rmina;delete[] rmaxa;
- delete[] zb;delete[] rminb;delete[] rmaxb;
- delete[] zc;delete[] rminc;delete[] rmaxc;
- delete[] zd;delete[] rmind;delete[] rmaxd;
- delete[] ze;delete[] rmine;delete[] rmaxe;
- delete[] zf;delete[] rminf;delete[] rmaxf;
- delete[] zg;delete[] rming;delete[] rmaxg;
- delete[] zh;delete[] rminh;delete[] rmaxh;
- delete[] zi;delete[] rmini;delete[] rmaxi;
- delete[] zj;delete[] rminj;delete[] rmaxj;
- // Set back to cm default scale before exiting.
- SetScalecm();
return;
}
-//______________________________________________________________________
-void AliITSv11::CreateGeometry(){
- ////////////////////////////////////////////////////////////////////////
- // This routine defines and Creates the geometry for version 11 of the ITS.
- ////////////////////////////////////////////////////////////////////////
-}
-//______________________________________________________________________
-void AliITSv11::CreateMaterials(){
-////////////////////////////////////////////////////////////////////////
- //
- // Create ITS materials
- // This function defines the default materials used in the Geant
- // Monte Carlo simulations for the geometries AliITSv1, AliITSv3,
- // AliITSv11.
- // In general it is automatically replaced by
- // the CreatMaterials routine defined in AliITSv?. Should the function
- // CreateMaterials not exist for the geometry version you are using this
- // one is used. See the definition found in AliITSv5 or the other routine
- // for a complete definition.
- //
-}
-//______________________________________________________________________
-void AliITSv11::InitAliITSgeom(){
- // Based on the geometry tree defined in Geant 3.21, this
- // routine initilizes the Class AliITSgeom from the Geant 3.21 ITS geometry
- // sturture.
-}
-//______________________________________________________________________
-void AliITSv11::Init(){
- ////////////////////////////////////////////////////////////////////////
- // Initialise the ITS after it has been created.
- ////////////////////////////////////////////////////////////////////////
-}
-//______________________________________________________________________
-void AliITSv11::SetDefaults(){
- // sets the default segmentation, response, digit and raw cluster classes
-}
-//______________________________________________________________________
-void AliITSv11::DrawModule(){
- ////////////////////////////////////////////////////////////////////////
- // Draw a shaded view of the FMD version 11.
- ////////////////////////////////////////////////////////////////////////
-}
-//______________________________________________________________________
-void AliITSv11::StepManager(){
- ////////////////////////////////////////////////////////////////////////
- // Called for every step in the ITS, then calles the AliITShit class
- // creator with the information to be recoreded about that hit.
- // The value of the macro ALIITSPRINTGEOM if set to 1 will allow the
- // printing of information to a file which can be used to create a .det
- // file read in by the routine CreateGeometry(). If set to 0 or any other
- // value except 1, the default behavior, then no such file is created nor
- // it the extra variables and the like used in the printing allocated.
- ////////////////////////////////////////////////////////////////////////
-}
-