--- /dev/null
+/**************************************************************************
+ * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
+ * *
+ * Author: The ALICE Off-line Project. *
+ * Contributors are mentioned in the code where appropriate. *
+ * *
+ * Permission to use, copy, modify and distribute this software and its *
+ * documentation strictly for non-commercial purposes is hereby granted *
+ * without fee, provided that the above copyright notice appears in all *
+ * copies and that both the copyright notice and this permission notice *
+ * appear in the supporting documentation. The authors make no claims *
+ * about the suitability of this software for any purpose. It is *
+ * provided "as is" without express or implied warranty. *
+ **************************************************************************/
+
+/*
+$Log$
+$Id$
+*/
+
+//////////////////////////////////////////////////////////////////////////////
+// //
+// 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 "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 "AliITSsegmentationSDD.h"
+#include "AliITSsegmentationSSD.h"
+#include "AliITSsimulationSPD.h"
+#include "AliITSsimulationSDD.h"
+#include "AliITSsimulationSSD.h"
+#include "AliITSClusterFinderSPD.h"
+#include "AliITSClusterFinderSDD.h"
+#include "AliITSClusterFinderSSD.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() {
+////////////////////////////////////////////////////////////////////////
+// Standard destructor for the ITS version 11.
+////////////////////////////////////////////////////////////////////////
+}
+//______________________________________________________________________
+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];
+
+ 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];
+
+ 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];
+
+ 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];
+
+ 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];
+
+ 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];
+
+ 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];
+
+ 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];
+
+ 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].
+ // 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];
+
+ 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);
+}
+//______________________________________________________________________
+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;
+
+ 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);
+
+ 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];
+
+ 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);
+}
+//______________________________________________________________________
+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,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.
+
+ 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
+}
+//______________________________________________________________________
+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 if
+}
+//______________________________________________________________________
+void AliITSv11::CreateGeometry(){
+////////////////////////////////////////////////////////////////////////
+// This routine defines and Creates the geometry for version 9 of the ITS.
+////////////////////////////////////////////////////////////////////////
+}
--- /dev/null
+#ifndef ALIITSV11_H
+#define ALIITSV11_H
+/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
+ * See cxx source for full Copyright notice */
+
+/*
+ $Id$
+ */
+
+/////////////////////////////////////////////////////////////////////////
+// Manager and hits classes for set: ITS version 11, 2003 geometry //
+/////////////////////////////////////////////////////////////////////////
+
+#include "AliITS.h"
+
+class AliITSv11 : public AliITS {
+
+ public:
+ AliITSv11();
+ AliITSv11(const char *title);
+ AliITSv11(const AliITSv11 &source); // copy constructor
+ AliITSv11& operator=(const AliITSv11 &source); // assignment operator
+ virtual ~AliITSv11() ;
+ virtual void BuildGeometry();
+ virtual void CreateGeometry();
+ virtual void CreateMaterials();
+ virtual Int_t IsVersion() const {// returns the ITS version number
+ return 11;}
+ virtual void Init();
+ virtual void SetDefaults();
+ virtual void DrawModule();
+ virtual void StepManager();
+ virtual void SetWriteDet(Bool_t det=kTRUE){ // set .det write
+ fGeomDetOut = det;}
+ virtual void SetWriteDet(const char *f){ // set write file
+ strncpy(fWrite,f,60);fGeomDetOut = kTRUE;}
+ virtual void SetReadDet(Bool_t det=kTRUE){ //set .det read
+ fGeomDetIn = det;}
+ virtual void SetReadDet(const char *f){ // set read file
+ strncpy(fRead,f,60);fGeomDetIn = kTRUE;}
+ virtual void SetEUCLID(Bool_t euclid=kTRUE){ // set write Euclid file
+ fEuclidOut = euclid;}
+ virtual void SetEUCLIDFileName(const char *f){ // set write file
+ fEuclidGeometry=f;fEuclidOut = kTRUE;}
+ virtual void SetMinorVersion(Int_t v=22){ // Choose between existing minor versions
+ fMinorVersion = v;}
+ virtual void SetThicknessDet1(Float_t v=200.){
+ // Set detector thickness in layer 1
+ fDet1 = v;}
+ virtual void SetThicknessDet2(Float_t v=200.){
+ // Set detector thickness in layer 2
+ fDet2 = v;}
+ virtual void SetThicknessChip1(Float_t v=300.){
+ // Set chip thickness in layer 1
+ fChip1 = v;}
+ virtual void SetThicknessChip2(Float_t v=200.){
+ // Set chip thickness in layer 2
+ fChip2 = v;}
+ virtual void SetRails(Int_t v=1){
+ // Set flag for rails
+ fRails = v;}
+ virtual void SetCoolingFluid(Int_t v=1){
+ // Set flag for cooling fluid
+ fFluid = v;}
+ virtual Bool_t GetEUCLID(){return fEuclidOut;}// returns value Euclid flag.
+ virtual const char *GetEULIIDFileName() const{ // return .euc file name
+ return fEuclidGeometry.Data();}
+ virtual Bool_t GetWriteDet() { // returns value GeomDetOut flag.
+ return fGeomDetOut;}
+ virtual Bool_t GetReadDet() { // returns value GeomDetIn flag.
+ return fGeomDetIn;}
+ virtual char *GetReadDetFileName(){ // return .det read file name
+ if(fRead[0]!='\0') return fRead; else return fEuclidGeomDet;}
+ virtual char *GetWriteDetFileName(){ // return .det write file name
+ if(fWrite[0]!='\0') return fWrite; else return fEuclidGeomDet;}
+ virtual Int_t GetMajorVersion(){// return Major Version Number
+ return fMajorVersion;}
+ virtual Int_t GetMinorVersion(){// return Major Version Number
+ return fMinorVersion;}
+ virtual Float_t GetThicknessDet1(){
+ // Get detector thickness in layer 1
+ return fDet1;}
+ virtual Float_t GetThicknessDet2(){
+ // Get detector thickness in layer 2
+ return fDet2;}
+ virtual Float_t GetThicknessChip1(){
+ // Get chip thickness in layer 1
+ return fChip1;}
+ virtual Float_t GetThicknessChip2(){
+ // Get chip thickness in layer 2
+ return fChip2;}
+ virtual Int_t GetRails(){
+ // Get flag for rails
+ return fRails;}
+ virtual Int_t GetCoolingFluid(){
+ // Get flag for cooling fluid
+ return fFluid;}
+
+ private:
+ void InitAliITSgeom();
+ void SetScalecm(){// Sets scale factor for centemeters
+ fScale = 1.0;}
+ void SetScalemm(){// Sets scale factor for milimeters
+ fScale = 0.10;}
+ void SetScalemicrons(){// Sets scale factor for micronsmeters
+ fScale = 1.0E-04;}
+ void SetScale(Double_t s=1.0){// Sets scale factor
+ fScale = s;}
+ Double_t GetScale(){// Returns the scale factor
+ return fScale;}
+ Bool_t IsScalecm(){// Returens kTRUE if scale factor is set of [cm]
+ if(fScale==1.0) return kTRUE; return kFALSE;}
+ // Create a Box
+ void Box(const char gnam[3],const TString &dis,
+ Double_t dx,Double_t dy,Double_t dz,Int_t med);
+ // Greate A Trapizoid with the x dimension varing along z.
+ void Trapezoid1(const char gnam[3],const TString &dis,Double_t dxn,
+ Double_t dxp,Double_t dy,Double_t dz,Int_t med);
+ // Greate A Trapizoid with the x and y dimension varing along z.
+ void 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);
+ // General trapazoid.
+ void 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);
+ // Simple Tube.
+ void Tube(const char gnam[3],const TString &dis,Double_t rmin,
+ Double_t rmax,Double_t dz,Int_t med);
+ // Tube segment.
+ void 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);
+ // Simple Cone.
+ void 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);
+ // Segment of a Cone.
+ void 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);
+ // Spherical shell segment.
+ void 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);
+ // Parallelepiped.
+ void 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);
+ // Polygon.
+ void 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,Int_t med);
+ //Poly-Cone
+ void 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);
+ // Ellliptical cross-sectino tube
+ void TubeElliptical(const char gnam[3],const TString &dis,Double_t p1,
+ Double_t p2,Double_t dz,Int_t med);
+ // Hyperbolic tube
+ void TubeElliptical(const char gnam[3],const TString &dis,Double_t p1,
+ Double_t p2,Double_t dz,Int_t med);
+ // Twisted genral trapezoid.
+ void 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);
+ // Cut tube.
+ void 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);
+ // Position one volume inside another
+ void Pos(const char vol[3],Int_t cn,const char moth[3],Double_t x,
+ Double_t y,Double_t z,Int_t irot);
+ void SetMedArray(){// Sets up the array of media
+ fidmed = fIdtmed->GetArray()-199;}
+ // Define rotation matrix
+ void Matrix(Int_t irot,Double_t thet1,Double_t phi1,Double_t thet2,
+ Double_t phi2,Double_t thet3,Double_t phi3);
+ // Defube ritatuib matrix
+ void Matrix(Int_t irot,Double_t rot[3][3]);
+ // Rotation matrix about axis i (i=0=>x, i=1=>y, i=2=>z).
+ void Matrix(Int_t irot,Int_t axis,Double_t thet);
+ // Rotation matrix about x axis
+ void XMatrix(Int_t irot,Double_t thet){
+ Matrix(irot,0,thet);}
+ // Rotation matrix about y axis
+ void YMatrix(Int_t irot,Double_t thet){
+ Matrix(irot,1,thet);}
+ // Rotation matrix about z axis
+ void ZMatrix(Int_t irot,Double_t thet){
+ Matrix(irot,2,thet);}
+
+ // TString fEuclidGeomtery,fEuclidMaterial defined in AliModule.
+ Bool_t fEuclidOut; // Flag to write geometry in euclid format
+ Bool_t fGeomDetOut; // Flag to write .det file out
+ Bool_t fGeomDetIn; // Flag to read .det file or directly from Geat.
+ Int_t fMajorVersion; // Major version number == IsVersion
+ Int_t fMinorVersion; // Minor version number
+ char fEuclidGeomDet[60];// file where detector transormation are define.
+ char fRead[60]; //! file name to read .det file
+ char fWrite[60]; //! file name to write .det file
+ Float_t fDet1; // thickness of detector in SPD layer 1
+ Float_t fDet2; // thickness of detector in SPD layer 2
+ Float_t fChip1; // thickness of chip in SPD layer 1
+ Float_t fChip2; // thickness of chip in SPD layer 2
+ Int_t fRails; // flag to switch rails on (=1) and off (=0)
+ Int_t fFluid; // flag to switch between water (=1) and freon (=0)
+ Int_t fIDMother; //! ITS Mother Volume id.
+ //
+ Int_t *fidmed; //! array of media indexes.
+ Int_t *fidrot; //! array of rotation matrixies indexes.
+ Double_t fScale; //! scale factor (=1=>[cm])
+
+ ClassDef(AliITSv11,1) //Hits manager for set:ITS version 11
+ // PPR detailed Geometry asymmetric
+};
+
+#endif