/**************************************************************************
* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
- * *
+ * SigmaEffect_thetadegrees *
* Author: The ALICE Off-line Project. *
* Contributors are mentioned in the code where appropriate. *
* *
* 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 *
+ * about the suitability of this software for any purpeateose. It is *
* provided "as is" without express or implied warranty. *
**************************************************************************/
-/*
-$Log$
-Revision 1.3 2000/06/22 14:10:05 morsch
-HP scope problems corrected (PH)
-
-Revision 1.2 2000/06/15 07:58:49 morsch
-Code from MUON-dev joined
-
-Revision 1.1.2.14 2000/06/14 14:37:25 morsch
-Initialization of TriggerCircuit added (PC)
-
-Revision 1.1.2.13 2000/06/09 21:55:47 morsch
-Most coding rule violations corrected.
-
-Revision 1.1.2.12 2000/05/05 11:34:29 morsch
-Log inside comments.
-
-Revision 1.1.2.11 2000/05/05 10:06:48 morsch
-Coding Rule violations regarding trigger section corrected (CP)
-Log messages included.
-*/
+/* $Id$ */
/////////////////////////////////////////////////////////
-// Manager and hits classes for set:MUON version 0 //
+// Manager and hits classes for set:MUON version 1 //
/////////////////////////////////////////////////////////
-#include <TTUBE.h>
-#include <TNode.h>
+#include <TRandom.h>
+#include <TF1.h>
+#include <TClonesArray.h>
#include <TRandom.h>
-#include <TLorentzVector.h>
-#include <iostream.h>
+#include <TVirtualMC.h>
+#include <TGeoMatrix.h>
#include "AliMUONv1.h"
-#include "AliRun.h"
-#include "AliMC.h"
-#include "AliCallf77.h"
#include "AliConst.h"
#include "AliMUONChamber.h"
-#include "AliMUONHit.h"
-#include "AliMUONPadHit.h"
#include "AliMUONConstants.h"
+#include "AliMUONFactoryV2.h"
+#include "AliMUONHit.h"
+#include "AliMUONTriggerCircuit.h"
+#include "AliMUONGeometryBuilder.h"
+#include "AliMUONGeometryModule.h"
+#include "AliMUONGeometrySVMap.h"
+#include "AliMUONGeometryDetElement.h"
+#include "AliMagF.h"
+#include "AliRun.h"
+#include "AliMC.h"
+#include "AliLog.h"
ClassImp(AliMUONv1)
//___________________________________________
-AliMUONv1::AliMUONv1() : AliMUON()
+AliMUONv1::AliMUONv1()
+ : AliMUON(),
+ fStepManagerVersionOld(kFALSE),
+ fStepManagerVersionDE(kFALSE),
+ fAngleEffect(kTRUE),
+ fStepMaxInActiveGas(0.6),
+ fStepSum(0x0),
+ fDestepSum(0x0),
+ fTrackMomentum(),
+ fTrackPosition(),
+ fElossRatio(0x0),
+ fAngleEffect10(0x0),
+ fAngleEffectNorma(0x0)
{
-// Constructor
- fChambers = 0;
-}
-
+// Default constructor
+}
+
//___________________________________________
AliMUONv1::AliMUONv1(const char *name, const char *title)
- : AliMUON(name,title)
+ : AliMUON(name,title),
+ fStepManagerVersionOld(kFALSE),
+ fStepManagerVersionDE(kFALSE),
+ fAngleEffect(kTRUE),
+ fStepMaxInActiveGas(0.6),
+ fStepSum(0x0),
+ fDestepSum(0x0),
+ fTrackMomentum(),
+ fTrackPosition(),
+ fElossRatio(0x0),
+ fAngleEffect10(0x0),
+ fAngleEffectNorma(0x0)
{
-// Constructor
+// Standard onstructor
+
+ // By default include all stations
+
+ fStepSum = new Float_t [AliMUONConstants::NCh()];
+ fDestepSum = new Float_t [AliMUONConstants::NCh()];
+ for (Int_t i=0; i<AliMUONConstants::NCh(); i++) {
+ fStepSum[i] =0.0;
+ fDestepSum[i]=0.0;
+ }
+ // Ratio of particle mean eloss with respect MIP's Khalil Boudjemline, sep 2003, PhD.Thesis and Particle Data Book
+ fElossRatio = new TF1("ElossRatio","[0]+[1]*x+[2]*x*x+[3]*x*x*x+[4]*x*x*x*x",0.5,5.);
+ fElossRatio->SetParameter(0,1.02138);
+ fElossRatio->SetParameter(1,-9.54149e-02);
+ fElossRatio->SetParameter(2,+7.83433e-02);
+ fElossRatio->SetParameter(3,-9.98208e-03);
+ fElossRatio->SetParameter(4,+3.83279e-04);
+
+ // Angle effect in tracking chambers at theta =10 degres as a function of ElossRatio (Khalil BOUDJEMLINE sep 2003 Ph.D Thesis) (in micrometers)
+ fAngleEffect10 = new TF1("AngleEffect10","[0]+[1]*x+[2]*x*x",0.5,3.0);
+ fAngleEffect10->SetParameter(0, 1.90691e+02);
+ fAngleEffect10->SetParameter(1,-6.62258e+01);
+ fAngleEffect10->SetParameter(2,+1.28247e+01);
+ // Angle effect: Normalisation form theta=10 degres to theta between 0 and 10 (Khalil BOUDJEMLINE sep 2003 Ph.D Thesis)
+ // Angle with respect to the wires assuming that chambers are perpendicular to the z axis.
+ fAngleEffectNorma = new TF1("AngleEffectNorma","[0]+[1]*x+[2]*x*x+[3]*x*x*x",0.0,10.0);
+ fAngleEffectNorma->SetParameter(0,4.148);
+ fAngleEffectNorma->SetParameter(1,-6.809e-01);
+ fAngleEffectNorma->SetParameter(2,5.151e-02);
+ fAngleEffectNorma->SetParameter(3,-1.490e-03);
+}
+
+//_____________________________________________________________________________
+AliMUONv1::AliMUONv1(const AliMUONv1& right)
+ : AliMUON(right)
+{
+ // copy constructor (not implemented)
+
+ AliFatal("Copy constructor not provided.");
}
//___________________________________________
-void AliMUONv1::CreateGeometry()
+AliMUONv1::~AliMUONv1()
{
-//
-// Note: all chambers have the same structure, which could be
-// easily parameterised. This was intentionally not done in order
-// to give a starting point for the implementation of the actual
-// design of each station.
- Int_t *idtmed = fIdtmed->GetArray()-1099;
+// Destructor
-// Distance between Stations
-//
- Float_t bpar[3];
- Float_t tpar[3];
- Float_t pgpar[10];
- Float_t zpos1, zpos2, zfpos;
- Float_t dframep=.001; // Value for station 3 should be 6 ...
- Float_t dframep1=.001;
-// Bool_t frames=kTRUE;
- Bool_t frames=kFALSE;
-
- Float_t dframez=0.9;
- Float_t dr;
- Float_t dstation;
+ delete [] fStepSum;
+ delete [] fDestepSum;
+ delete fElossRatio;
+ delete fAngleEffect10;
+ delete fAngleEffectNorma;
+}
-//
-// Rotation matrices in the x-y plane
- Int_t idrotm[1199];
-// phi= 0 deg
- AliMatrix(idrotm[1100], 90., 0., 90., 90., 0., 0.);
-// phi= 90 deg
- AliMatrix(idrotm[1101], 90., 90., 90., 180., 0., 0.);
-// phi= 180 deg
- AliMatrix(idrotm[1102], 90., 180., 90., 270., 0., 0.);
-// phi= 270 deg
- AliMatrix(idrotm[1103], 90., 270., 90., 0., 0., 0.);
-//
- Float_t phi=2*TMath::Pi()/12/2;
+//_____________________________________________________________________________
+AliMUONv1& AliMUONv1::operator=(const AliMUONv1& right)
+{
+ // assignement operator (not implemented)
-//
-// pointer to the current chamber
-// pointer to the current chamber
- Int_t idAlu1=idtmed[1103];
- Int_t idAlu2=idtmed[1104];
-// Int_t idAlu1=idtmed[1100];
-// Int_t idAlu2=idtmed[1100];
- Int_t idAir=idtmed[1100];
- Int_t idGas=idtmed[1105];
-
-
- AliMUONChamber *iChamber, *iChamber1, *iChamber2;
-//********************************************************************
-// Station 1 **
-//********************************************************************
-// CONCENTRIC
- // indices 1 and 2 for first and second chambers in the station
- // iChamber (first chamber) kept for other quanties than Z,
- // assumed to be the same in both chambers
- iChamber1 = iChamber = (AliMUONChamber*) (*fChambers)[0];
- iChamber2 =(AliMUONChamber*) (*fChambers)[1];
- zpos1=iChamber1->Z();
- zpos2=iChamber2->Z();
- dstation = zpos2 - zpos1;
- zfpos=-(iChamber->DGas()+dframez+iChamber->DAlu())/2;
-
-//
-// Mother volume
- tpar[0] = iChamber->RInner()-dframep1;
- tpar[1] = (iChamber->ROuter()+dframep1)/TMath::Cos(phi);
- tpar[2] = dstation/4;
-
- gMC->Gsvolu("C01M", "TUBE", idAir, tpar, 3);
- gMC->Gsvolu("C02M", "TUBE", idAir, tpar, 3);
- gMC->Gspos("C01M", 1, "ALIC", 0., 0., zpos1 , 0, "ONLY");
- gMC->Gspos("C02M", 1, "ALIC", 0., 0., zpos2 , 0, "ONLY");
-// Aluminium frames
-// Outer frames
- pgpar[0] = 360/12/2;
- pgpar[1] = 360.;
- pgpar[2] = 12.;
- pgpar[3] = 2;
- pgpar[4] = -dframez/2;
- pgpar[5] = iChamber->ROuter();
- pgpar[6] = pgpar[5]+dframep1;
- pgpar[7] = +dframez/2;
- pgpar[8] = pgpar[5];
- pgpar[9] = pgpar[6];
- gMC->Gsvolu("C01O", "PGON", idAlu1, pgpar, 10);
- gMC->Gsvolu("C02O", "PGON", idAlu1, pgpar, 10);
- gMC->Gspos("C01O",1,"C01M", 0.,0.,-zfpos, 0,"ONLY");
- gMC->Gspos("C01O",2,"C01M", 0.,0.,+zfpos, 0,"ONLY");
- gMC->Gspos("C02O",1,"C02M", 0.,0.,-zfpos, 0,"ONLY");
- gMC->Gspos("C02O",2,"C02M", 0.,0.,+zfpos, 0,"ONLY");
-//
-// Inner frame
- tpar[0]= iChamber->RInner()-dframep1;
- tpar[1]= iChamber->RInner();
- tpar[2]= dframez/2;
- gMC->Gsvolu("C01I", "TUBE", idAlu1, tpar, 3);
- gMC->Gsvolu("C02I", "TUBE", idAlu1, tpar, 3);
-
- gMC->Gspos("C01I",1,"C01M", 0.,0.,-zfpos, 0,"ONLY");
- gMC->Gspos("C01I",2,"C01M", 0.,0.,+zfpos, 0,"ONLY");
- gMC->Gspos("C02I",1,"C02M", 0.,0.,-zfpos, 0,"ONLY");
- gMC->Gspos("C02I",2,"C02M", 0.,0.,+zfpos, 0,"ONLY");
-//
-// Frame Crosses
- if (frames) {
-
- bpar[0] = (iChamber->ROuter() - iChamber->RInner())/2;
- bpar[1] = dframep1/2;
- bpar[2] = dframez/2;
- gMC->Gsvolu("C01B", "BOX", idAlu1, bpar, 3);
- gMC->Gsvolu("C02B", "BOX", idAlu1, bpar, 3);
-
- gMC->Gspos("C01B",1,"C01M", +iChamber->RInner()+bpar[0] , 0,-zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C01B",2,"C01M", -iChamber->RInner()-bpar[0] , 0,-zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C01B",3,"C01M", 0, +iChamber->RInner()+bpar[0] ,-zfpos,
- idrotm[1101],"ONLY");
- gMC->Gspos("C01B",4,"C01M", 0, -iChamber->RInner()-bpar[0] ,-zfpos,
- idrotm[1101],"ONLY");
- gMC->Gspos("C01B",5,"C01M", +iChamber->RInner()+bpar[0] , 0,+zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C01B",6,"C01M", -iChamber->RInner()-bpar[0] , 0,+zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C01B",7,"C01M", 0, +iChamber->RInner()+bpar[0] ,+zfpos,
- idrotm[1101],"ONLY");
- gMC->Gspos("C01B",8,"C01M", 0, -iChamber->RInner()-bpar[0] ,+zfpos,
- idrotm[1101],"ONLY");
-
- gMC->Gspos("C02B",1,"C02M", +iChamber->RInner()+bpar[0] , 0,-zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C02B",2,"C02M", -iChamber->RInner()-bpar[0] , 0,-zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C02B",3,"C02M", 0, +iChamber->RInner()+bpar[0] ,-zfpos,
- idrotm[1101],"ONLY");
- gMC->Gspos("C02B",4,"C02M", 0, -iChamber->RInner()-bpar[0] ,-zfpos,
- idrotm[1101],"ONLY");
- gMC->Gspos("C02B",5,"C02M", +iChamber->RInner()+bpar[0] , 0,+zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C02B",6,"C02M", -iChamber->RInner()-bpar[0] , 0,+zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C02B",7,"C02M", 0, +iChamber->RInner()+bpar[0] ,+zfpos,
- idrotm[1101],"ONLY");
- gMC->Gspos("C02B",8,"C02M", 0, -iChamber->RInner()-bpar[0] ,+zfpos,
- idrotm[1101],"ONLY");
- }
-//
-// Chamber Material represented by Alu sheet
- tpar[0]= iChamber->RInner();
- tpar[1]= iChamber->ROuter();
- tpar[2] = (iChamber->DGas()+iChamber->DAlu())/2;
- gMC->Gsvolu("C01A", "TUBE", idAlu2, tpar, 3);
- gMC->Gsvolu("C02A", "TUBE",idAlu2, tpar, 3);
- gMC->Gspos("C01A", 1, "C01M", 0., 0., 0., 0, "ONLY");
- gMC->Gspos("C02A", 1, "C02M", 0., 0., 0., 0, "ONLY");
-//
-// Sensitive volumes
- // tpar[2] = iChamber->DGas();
- tpar[2] = iChamber->DGas()/2;
- gMC->Gsvolu("C01G", "TUBE", idtmed[1108], tpar, 3);
- gMC->Gsvolu("C02G", "TUBE", idtmed[1108], tpar, 3);
- gMC->Gspos("C01G", 1, "C01A", 0., 0., 0., 0, "ONLY");
- gMC->Gspos("C02G", 1, "C02A", 0., 0., 0., 0, "ONLY");
-//
-// Frame Crosses to be placed inside gas
- if (frames) {
-
- dr = (iChamber->ROuter() - iChamber->RInner());
- bpar[0] = TMath::Sqrt(dr*dr-dframep1*dframep1/4)/2;
- bpar[1] = dframep1/2;
- bpar[2] = iChamber->DGas()/2;
- gMC->Gsvolu("C01F", "BOX", idAlu1, bpar, 3);
- gMC->Gsvolu("C02F", "BOX", idAlu1, bpar, 3);
-
- gMC->Gspos("C01F",1,"C01G", +iChamber->RInner()+bpar[0] , 0, 0,
- idrotm[1100],"ONLY");
- gMC->Gspos("C01F",2,"C01G", -iChamber->RInner()-bpar[0] , 0, 0,
- idrotm[1100],"ONLY");
- gMC->Gspos("C01F",3,"C01G", 0, +iChamber->RInner()+bpar[0] , 0,
- idrotm[1101],"ONLY");
- gMC->Gspos("C01F",4,"C01G", 0, -iChamber->RInner()-bpar[0] , 0,
- idrotm[1101],"ONLY");
-
- gMC->Gspos("C02F",1,"C02G", +iChamber->RInner()+bpar[0] , 0, 0,
- idrotm[1100],"ONLY");
- gMC->Gspos("C02F",2,"C02G", -iChamber->RInner()-bpar[0] , 0, 0,
- idrotm[1100],"ONLY");
- gMC->Gspos("C02F",3,"C02G", 0, +iChamber->RInner()+bpar[0] , 0,
- idrotm[1101],"ONLY");
- gMC->Gspos("C02F",4,"C02G", 0, -iChamber->RInner()-bpar[0] , 0,
- idrotm[1101],"ONLY");
- }
-
-//
-//
-//********************************************************************
-// Station 2 **
-//********************************************************************
- // indices 1 and 2 for first and second chambers in the station
- // iChamber (first chamber) kept for other quanties than Z,
- // assumed to be the same in both chambers
- iChamber1 = iChamber = (AliMUONChamber*) (*fChambers)[2];
- iChamber2 =(AliMUONChamber*) (*fChambers)[3];
- zpos1=iChamber1->Z();
- zpos2=iChamber2->Z();
- dstation = zpos2 - zpos1;
- zfpos=-(iChamber->DGas()+dframez+iChamber->DAlu())/2;
-
-//
-// Mother volume
- tpar[0] = iChamber->RInner()-dframep;
- tpar[1] = (iChamber->ROuter()+dframep)/TMath::Cos(phi);
- tpar[2] = dstation/4;
-
- gMC->Gsvolu("C03M", "TUBE", idAir, tpar, 3);
- gMC->Gsvolu("C04M", "TUBE", idAir, tpar, 3);
- gMC->Gspos("C03M", 1, "ALIC", 0., 0., zpos1 , 0, "ONLY");
- gMC->Gspos("C04M", 1, "ALIC", 0., 0., zpos2 , 0, "ONLY");
-// Aluminium frames
-// Outer frames
- pgpar[0] = 360/12/2;
- pgpar[1] = 360.;
- pgpar[2] = 12.;
- pgpar[3] = 2;
- pgpar[4] = -dframez/2;
- pgpar[5] = iChamber->ROuter();
- pgpar[6] = pgpar[5]+dframep;
- pgpar[7] = +dframez/2;
- pgpar[8] = pgpar[5];
- pgpar[9] = pgpar[6];
- gMC->Gsvolu("C03O", "PGON", idAlu1, pgpar, 10);
- gMC->Gsvolu("C04O", "PGON", idAlu1, pgpar, 10);
- gMC->Gspos("C03O",1,"C03M", 0.,0.,-zfpos, 0,"ONLY");
- gMC->Gspos("C03O",2,"C03M", 0.,0.,+zfpos, 0,"ONLY");
- gMC->Gspos("C04O",1,"C04M", 0.,0.,-zfpos, 0,"ONLY");
- gMC->Gspos("C04O",2,"C04M", 0.,0.,+zfpos, 0,"ONLY");
-//
-// Inner frame
- tpar[0]= iChamber->RInner()-dframep;
- tpar[1]= iChamber->RInner();
- tpar[2]= dframez/2;
- gMC->Gsvolu("C03I", "TUBE", idAlu1, tpar, 3);
- gMC->Gsvolu("C04I", "TUBE", idAlu1, tpar, 3);
-
- gMC->Gspos("C03I",1,"C03M", 0.,0.,-zfpos, 0,"ONLY");
- gMC->Gspos("C03I",2,"C03M", 0.,0.,+zfpos, 0,"ONLY");
- gMC->Gspos("C04I",1,"C04M", 0.,0.,-zfpos, 0,"ONLY");
- gMC->Gspos("C04I",2,"C04M", 0.,0.,+zfpos, 0,"ONLY");
-//
-// Frame Crosses
- if (frames) {
-
- bpar[0] = (iChamber->ROuter() - iChamber->RInner())/2;
- bpar[1] = dframep/2;
- bpar[2] = dframez/2;
- gMC->Gsvolu("C03B", "BOX", idAlu1, bpar, 3);
- gMC->Gsvolu("C04B", "BOX", idAlu1, bpar, 3);
-
- gMC->Gspos("C03B",1,"C03M", +iChamber->RInner()+bpar[0] , 0,-zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C03B",2,"C03M", -iChamber->RInner()-bpar[0] , 0,-zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C03B",3,"C03M", 0, +iChamber->RInner()+bpar[0] ,-zfpos,
- idrotm[1101],"ONLY");
- gMC->Gspos("C03B",4,"C03M", 0, -iChamber->RInner()-bpar[0] ,-zfpos,
- idrotm[1101],"ONLY");
- gMC->Gspos("C03B",5,"C03M", +iChamber->RInner()+bpar[0] , 0,+zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C03B",6,"C03M", -iChamber->RInner()-bpar[0] , 0,+zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C03B",7,"C03M", 0, +iChamber->RInner()+bpar[0] ,+zfpos,
- idrotm[1101],"ONLY");
- gMC->Gspos("C03B",8,"C03M", 0, -iChamber->RInner()-bpar[0] ,+zfpos,
- idrotm[1101],"ONLY");
-
- gMC->Gspos("C04B",1,"C04M", +iChamber->RInner()+bpar[0] , 0,-zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C04B",2,"C04M", -iChamber->RInner()-bpar[0] , 0,-zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C04B",3,"C04M", 0, +iChamber->RInner()+bpar[0] ,-zfpos,
- idrotm[1101],"ONLY");
- gMC->Gspos("C04B",4,"C04M", 0, -iChamber->RInner()-bpar[0] ,-zfpos,
- idrotm[1101],"ONLY");
- gMC->Gspos("C04B",5,"C04M", +iChamber->RInner()+bpar[0] , 0,+zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C04B",6,"C04M", -iChamber->RInner()-bpar[0] , 0,+zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C04B",7,"C04M", 0, +iChamber->RInner()+bpar[0] ,+zfpos,
- idrotm[1101],"ONLY");
- gMC->Gspos("C04B",8,"C04M", 0, -iChamber->RInner()-bpar[0] ,+zfpos,
- idrotm[1101],"ONLY");
- }
-//
-// Chamber Material represented by Alu sheet
- tpar[0]= iChamber->RInner();
- tpar[1]= iChamber->ROuter();
- tpar[2] = (iChamber->DGas()+iChamber->DAlu())/2;
- gMC->Gsvolu("C03A", "TUBE", idAlu2, tpar, 3);
- gMC->Gsvolu("C04A", "TUBE", idAlu2, tpar, 3);
- gMC->Gspos("C03A", 1, "C03M", 0., 0., 0., 0, "ONLY");
- gMC->Gspos("C04A", 1, "C04M", 0., 0., 0., 0, "ONLY");
-//
-// Sensitive volumes
- // tpar[2] = iChamber->DGas();
- tpar[2] = iChamber->DGas()/2;
- gMC->Gsvolu("C03G", "TUBE", idGas, tpar, 3);
- gMC->Gsvolu("C04G", "TUBE", idGas, tpar, 3);
- gMC->Gspos("C03G", 1, "C03A", 0., 0., 0., 0, "ONLY");
- gMC->Gspos("C04G", 1, "C04A", 0., 0., 0., 0, "ONLY");
-
- if (frames) {
-//
-// Frame Crosses to be placed inside gas
- dr = (iChamber->ROuter() - iChamber->RInner());
- bpar[0] = TMath::Sqrt(dr*dr-dframep*dframep/4)/2;
- bpar[1] = dframep/2;
- bpar[2] = iChamber->DGas()/2;
- gMC->Gsvolu("C03F", "BOX", idAlu1, bpar, 3);
- gMC->Gsvolu("C04F", "BOX", idAlu1, bpar, 3);
-
- gMC->Gspos("C03F",1,"C03G", +iChamber->RInner()+bpar[0] , 0, 0,
- idrotm[1100],"ONLY");
- gMC->Gspos("C03F",2,"C03G", -iChamber->RInner()-bpar[0] , 0, 0,
- idrotm[1100],"ONLY");
- gMC->Gspos("C03F",3,"C03G", 0, +iChamber->RInner()+bpar[0] , 0,
- idrotm[1101],"ONLY");
- gMC->Gspos("C03F",4,"C03G", 0, -iChamber->RInner()-bpar[0] , 0,
- idrotm[1101],"ONLY");
-
- gMC->Gspos("C04F",1,"C04G", +iChamber->RInner()+bpar[0] , 0, 0,
- idrotm[1100],"ONLY");
- gMC->Gspos("C04F",2,"C04G", -iChamber->RInner()-bpar[0] , 0, 0,
- idrotm[1100],"ONLY");
- gMC->Gspos("C04F",3,"C04G", 0, +iChamber->RInner()+bpar[0] , 0,
- idrotm[1101],"ONLY");
- gMC->Gspos("C04F",4,"C04G", 0, -iChamber->RInner()-bpar[0] , 0,
- idrotm[1101],"ONLY");
- }
-
-//********************************************************************
-// Station 3 **
-//********************************************************************
- // indices 1 and 2 for first and second chambers in the station
- // iChamber (first chamber) kept for other quanties than Z,
- // assumed to be the same in both chambers
- iChamber1 = iChamber = (AliMUONChamber*) (*fChambers)[4];
- iChamber2 =(AliMUONChamber*) (*fChambers)[5];
- zpos1=iChamber1->Z();
- zpos2=iChamber2->Z();
- dstation = zpos2 - zpos1;
-
- zfpos=-(iChamber->DGas()+dframez+iChamber->DAlu())/2;
-//
-// Mother volume
- tpar[0] = iChamber->RInner()-dframep;
- tpar[1] = (iChamber->ROuter()+dframep)/TMath::Cos(phi);
- tpar[2] = dstation/4;
- gMC->Gsvolu("C05M", "TUBE", idAir, tpar, 3);
- gMC->Gsvolu("C06M", "TUBE", idAir, tpar, 3);
- gMC->Gspos("C05M", 1, "ALIC", 0., 0., zpos1 , 0, "ONLY");
- gMC->Gspos("C06M", 1, "ALIC", 0., 0., zpos2 , 0, "ONLY");
-// Aluminium frames
-// Outer frames
- pgpar[0] = 360/12/2;
- pgpar[1] = 360.;
- pgpar[2] = 12.;
- pgpar[3] = 2;
- pgpar[4] = -dframez/2;
- pgpar[5] = iChamber->ROuter();
- pgpar[6] = pgpar[5]+dframep;
- pgpar[7] = +dframez/2;
- pgpar[8] = pgpar[5];
- pgpar[9] = pgpar[6];
- gMC->Gsvolu("C05O", "PGON", idAlu1, pgpar, 10);
- gMC->Gsvolu("C06O", "PGON", idAlu1, pgpar, 10);
- gMC->Gspos("C05O",1,"C05M", 0.,0.,-zfpos, 0,"ONLY");
- gMC->Gspos("C05O",2,"C05M", 0.,0.,+zfpos, 0,"ONLY");
- gMC->Gspos("C06O",1,"C06M", 0.,0.,-zfpos, 0,"ONLY");
- gMC->Gspos("C06O",2,"C06M", 0.,0.,+zfpos, 0,"ONLY");
-//
-// Inner frame
- tpar[0]= iChamber->RInner()-dframep;
- tpar[1]= iChamber->RInner();
- tpar[2]= dframez/2;
- gMC->Gsvolu("C05I", "TUBE", idAlu1, tpar, 3);
- gMC->Gsvolu("C06I", "TUBE", idAlu1, tpar, 3);
-
- gMC->Gspos("C05I",1,"C05M", 0.,0.,-zfpos, 0,"ONLY");
- gMC->Gspos("C05I",2,"C05M", 0.,0.,+zfpos, 0,"ONLY");
- gMC->Gspos("C06I",1,"C06M", 0.,0.,-zfpos, 0,"ONLY");
- gMC->Gspos("C06I",2,"C06M", 0.,0.,+zfpos, 0,"ONLY");
-//
-// Frame Crosses
- if (frames) {
- bpar[0] = (iChamber->ROuter() - iChamber->RInner())/2;
- bpar[1] = dframep/2;
- bpar[2] = dframez/2;
- gMC->Gsvolu("C05B", "BOX", idAlu1, bpar, 3);
- gMC->Gsvolu("C06B", "BOX", idAlu1, bpar, 3);
-
- gMC->Gspos("C05B",1,"C05M", +iChamber->RInner()+bpar[0] , 0,-zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C05B",2,"C05M", -iChamber->RInner()-bpar[0] , 0,-zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C05B",3,"C05M", 0, +iChamber->RInner()+bpar[0] ,-zfpos,
- idrotm[1101],"ONLY");
- gMC->Gspos("C05B",4,"C05M", 0, -iChamber->RInner()-bpar[0] ,-zfpos,
- idrotm[1101],"ONLY");
- gMC->Gspos("C05B",5,"C05M", +iChamber->RInner()+bpar[0] , 0,+zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C05B",6,"C05M", -iChamber->RInner()-bpar[0] , 0,+zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C05B",7,"C05M", 0, +iChamber->RInner()+bpar[0] ,+zfpos,
- idrotm[1101],"ONLY");
- gMC->Gspos("C05B",8,"C05M", 0, -iChamber->RInner()-bpar[0] ,+zfpos,
- idrotm[1101],"ONLY");
-
- gMC->Gspos("C06B",1,"C06M", +iChamber->RInner()+bpar[0] , 0,-zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C06B",2,"C06M", -iChamber->RInner()-bpar[0] , 0,-zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C06B",3,"C06M", 0, +iChamber->RInner()+bpar[0] ,-zfpos,
- idrotm[1101],"ONLY");
- gMC->Gspos("C06B",4,"C06M", 0, -iChamber->RInner()-bpar[0] ,-zfpos,
- idrotm[1101],"ONLY");
- gMC->Gspos("C06B",5,"C06M", +iChamber->RInner()+bpar[0] , 0,+zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C06B",6,"C06M", -iChamber->RInner()-bpar[0] , 0,+zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C06B",7,"C06M", 0, +iChamber->RInner()+bpar[0] ,+zfpos,
- idrotm[1101],"ONLY");
- gMC->Gspos("C06B",8,"C06M", 0, -iChamber->RInner()-bpar[0] ,+zfpos,
- idrotm[1101],"ONLY");
- }
-
+ // check assignement to self
+ if (this == &right) return *this;
+
+ AliFatal("Assignement operator not provided.");
+
+ return *this;
+}
+//__________________________________________________
+void AliMUONv1::CreateGeometry()
+{
//
-// Chamber Material represented by Alu sheet
- tpar[0]= iChamber->RInner();
- tpar[1]= iChamber->ROuter();
- tpar[2] = (iChamber->DGas()+iChamber->DAlu())/2;
- gMC->Gsvolu("C05A", "TUBE", idAlu2, tpar, 3);
- gMC->Gsvolu("C06A", "TUBE", idAlu2, tpar, 3);
- gMC->Gspos("C05A", 1, "C05M", 0., 0., 0., 0, "ONLY");
- gMC->Gspos("C06A", 1, "C06M", 0., 0., 0., 0, "ONLY");
-//
-// Sensitive volumes
- tpar[2] = iChamber->DGas()/2.;
- gMC->Gsvolu("C05G", "TUBE", idGas, tpar, 3);
- gMC->Gsvolu("C06G", "TUBE", idGas, tpar, 3);
- gMC->Gspos("C05G", 1, "C05A", 0., 0., 0., 0, "ONLY");
- gMC->Gspos("C06G", 1, "C06A", 0., 0., 0., 0, "ONLY");
+// Construct geometry using geometry builder
//
-// Frame Crosses to be placed inside gas
- if (frames) {
- dr = (iChamber->ROuter() - iChamber->RInner());
- bpar[0] = TMath::Sqrt(dr*dr-dframep*dframep/4)/2;
- bpar[1] = dframep/2;
- bpar[2] = iChamber->DGas()/2;
- gMC->Gsvolu("C05F", "BOX", idAlu1, bpar, 3);
- gMC->Gsvolu("C06F", "BOX", idAlu1, bpar, 3);
-
- gMC->Gspos("C05F",1,"C05G", +iChamber->RInner()+bpar[0] , 0, 0,
- idrotm[1100],"ONLY");
- gMC->Gspos("C05F",2,"C05G", -iChamber->RInner()-bpar[0] , 0, 0,
- idrotm[1100],"ONLY");
- gMC->Gspos("C05F",3,"C05G", 0, +iChamber->RInner()+bpar[0] , 0,
- idrotm[1101],"ONLY");
- gMC->Gspos("C05F",4,"C05G", 0, -iChamber->RInner()-bpar[0] , 0,
- idrotm[1101],"ONLY");
-
- gMC->Gspos("C06F",1,"C06G", +iChamber->RInner()+bpar[0] , 0, 0,
- idrotm[1100],"ONLY");
- gMC->Gspos("C06F",2,"C06G", -iChamber->RInner()-bpar[0] , 0, 0,
- idrotm[1100],"ONLY");
- gMC->Gspos("C06F",3,"C06G", 0, +iChamber->RInner()+bpar[0] , 0,
- idrotm[1101],"ONLY");
- gMC->Gspos("C06F",4,"C06G", 0, -iChamber->RInner()-bpar[0] , 0,
- idrotm[1101],"ONLY");
+
+ fGeometryBuilder->CreateGeometry();
}
-//********************************************************************
-// Station 4 **
-//********************************************************************
- // indices 1 and 2 for first and second chambers in the station
- // iChamber (first chamber) kept for other quanties than Z,
- // assumed to be the same in both chambers
- iChamber1 = iChamber = (AliMUONChamber*) (*fChambers)[6];
- iChamber2 =(AliMUONChamber*) (*fChambers)[7];
- zpos1=iChamber1->Z();
- zpos2=iChamber2->Z();
- dstation = zpos2 - zpos1;
- zfpos=-(iChamber->DGas()+dframez+iChamber->DAlu())/2;
-
-//
-// Mother volume
- tpar[0] = iChamber->RInner()-dframep;
- tpar[1] = (iChamber->ROuter()+dframep)/TMath::Cos(phi);
- tpar[2] = dstation/4;
-
- gMC->Gsvolu("C07M", "TUBE", idAir, tpar, 3);
- gMC->Gsvolu("C08M", "TUBE", idAir, tpar, 3);
- gMC->Gspos("C07M", 1, "ALIC", 0., 0., zpos1 , 0, "ONLY");
- gMC->Gspos("C08M", 1, "ALIC", 0., 0., zpos2 , 0, "ONLY");
-// Aluminium frames
-// Outer frames
- pgpar[0] = 360/12/2;
- pgpar[1] = 360.;
- pgpar[2] = 12.;
- pgpar[3] = 2;
- pgpar[4] = -dframez/2;
- pgpar[5] = iChamber->ROuter();
- pgpar[6] = pgpar[5]+dframep;
- pgpar[7] = +dframez/2;
- pgpar[8] = pgpar[5];
- pgpar[9] = pgpar[6];
- gMC->Gsvolu("C07O", "PGON", idAlu1, pgpar, 10);
- gMC->Gsvolu("C08O", "PGON", idAlu1, pgpar, 10);
- gMC->Gspos("C07O",1,"C07M", 0.,0.,-zfpos, 0,"ONLY");
- gMC->Gspos("C07O",2,"C07M", 0.,0.,+zfpos, 0,"ONLY");
- gMC->Gspos("C08O",1,"C08M", 0.,0.,-zfpos, 0,"ONLY");
- gMC->Gspos("C08O",2,"C08M", 0.,0.,+zfpos, 0,"ONLY");
+//________________________________________________________________
+void AliMUONv1::CreateMaterials()
+{
//
-// Inner frame
- tpar[0]= iChamber->RInner()-dframep;
- tpar[1]= iChamber->RInner();
- tpar[2]= dframez/2;
- gMC->Gsvolu("C07I", "TUBE", idAlu1, tpar, 3);
- gMC->Gsvolu("C08I", "TUBE", idAlu1, tpar, 3);
-
- gMC->Gspos("C07I",1,"C07M", 0.,0.,-zfpos, 0,"ONLY");
- gMC->Gspos("C07I",2,"C07M", 0.,0.,+zfpos, 0,"ONLY");
- gMC->Gspos("C08I",1,"C08M", 0.,0.,-zfpos, 0,"ONLY");
- gMC->Gspos("C08I",2,"C08M", 0.,0.,+zfpos, 0,"ONLY");
+// Construct materials using geometry builder
//
-// Frame Crosses
- if (frames) {
- bpar[0] = (iChamber->ROuter() - iChamber->RInner())/2;
- bpar[1] = dframep/2;
- bpar[2] = dframez/2;
- gMC->Gsvolu("C07B", "BOX", idAlu1, bpar, 3);
- gMC->Gsvolu("C08B", "BOX", idAlu1, bpar, 3);
-
- gMC->Gspos("C07B",1,"C07M", +iChamber->RInner()+bpar[0] , 0,-zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C07B",2,"C07M", -iChamber->RInner()-bpar[0] , 0,-zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C07B",3,"C07M", 0, +iChamber->RInner()+bpar[0] ,-zfpos,
- idrotm[1101],"ONLY");
- gMC->Gspos("C07B",4,"C07M", 0, -iChamber->RInner()-bpar[0] ,-zfpos,
- idrotm[1101],"ONLY");
- gMC->Gspos("C07B",5,"C07M", +iChamber->RInner()+bpar[0] , 0,+zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C07B",6,"C07M", -iChamber->RInner()-bpar[0] , 0,+zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C07B",7,"C07M", 0, +iChamber->RInner()+bpar[0] ,+zfpos,
- idrotm[1101],"ONLY");
- gMC->Gspos("C07B",8,"C07M", 0, -iChamber->RInner()-bpar[0] ,+zfpos,
- idrotm[1101],"ONLY");
-
- gMC->Gspos("C08B",1,"C08M", +iChamber->RInner()+bpar[0] , 0,-zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C08B",2,"C08M", -iChamber->RInner()-bpar[0] , 0,-zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C08B",3,"C08M", 0, +iChamber->RInner()+bpar[0] ,-zfpos,
- idrotm[1101],"ONLY");
- gMC->Gspos("C08B",4,"C08M", 0, -iChamber->RInner()-bpar[0] ,-zfpos,
- idrotm[1101],"ONLY");
- gMC->Gspos("C08B",5,"C08M", +iChamber->RInner()+bpar[0] , 0,+zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C08B",6,"C08M", -iChamber->RInner()-bpar[0] , 0,+zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C08B",7,"C08M", 0, +iChamber->RInner()+bpar[0] ,+zfpos,
- idrotm[1101],"ONLY");
- gMC->Gspos("C08B",8,"C08M", 0, -iChamber->RInner()-bpar[0] ,+zfpos,
- idrotm[1101],"ONLY");
- }
+ fGeometryBuilder->CreateMaterials();
+}
-//
-// Chamber Material represented by Alu sheet
- tpar[0]= iChamber->RInner();
- tpar[1]= iChamber->ROuter();
- tpar[2] = (iChamber->DGas()+iChamber->DAlu())/2;
- gMC->Gsvolu("C07A", "TUBE", idAlu2, tpar, 3);
- gMC->Gsvolu("C08A", "TUBE", idAlu2, tpar, 3);
- gMC->Gspos("C07A", 1, "C07M", 0., 0., 0., 0, "ONLY");
- gMC->Gspos("C08A", 1, "C08M", 0., 0., 0., 0, "ONLY");
-//
-// Sensitive volumes
- // tpar[2] = iChamber->DGas();
- tpar[2] = iChamber->DGas()/2;
- gMC->Gsvolu("C07G", "TUBE", idGas, tpar, 3);
- gMC->Gsvolu("C08G", "TUBE", idGas, tpar, 3);
- gMC->Gspos("C07G", 1, "C07A", 0., 0., 0., 0, "ONLY");
- gMC->Gspos("C08G", 1, "C08A", 0., 0., 0., 0, "ONLY");
-//
-// Frame Crosses to be placed inside gas
- if (frames) {
- dr = (iChamber->ROuter() - iChamber->RInner());
- bpar[0] = TMath::Sqrt(dr*dr-dframep*dframep/4)/2;
- bpar[1] = dframep/2;
- bpar[2] = iChamber->DGas()/2;
- gMC->Gsvolu("C07F", "BOX", idAlu1, bpar, 3);
- gMC->Gsvolu("C08F", "BOX", idAlu1, bpar, 3);
-
- gMC->Gspos("C07F",1,"C07G", +iChamber->RInner()+bpar[0] , 0, 0,
- idrotm[1100],"ONLY");
- gMC->Gspos("C07F",2,"C07G", -iChamber->RInner()-bpar[0] , 0, 0,
- idrotm[1100],"ONLY");
- gMC->Gspos("C07F",3,"C07G", 0, +iChamber->RInner()+bpar[0] , 0,
- idrotm[1101],"ONLY");
- gMC->Gspos("C07F",4,"C07G", 0, -iChamber->RInner()-bpar[0] , 0,
- idrotm[1101],"ONLY");
-
- gMC->Gspos("C08F",1,"C08G", +iChamber->RInner()+bpar[0] , 0, 0,
- idrotm[1100],"ONLY");
- gMC->Gspos("C08F",2,"C08G", -iChamber->RInner()-bpar[0] , 0, 0,
- idrotm[1100],"ONLY");
- gMC->Gspos("C08F",3,"C08G", 0, +iChamber->RInner()+bpar[0] , 0,
- idrotm[1101],"ONLY");
- gMC->Gspos("C08F",4,"C08G", 0, -iChamber->RInner()-bpar[0] , 0,
- idrotm[1101],"ONLY");
- }
-//********************************************************************
-// Station 5 **
-//********************************************************************
- // indices 1 and 2 for first and second chambers in the station
- // iChamber (first chamber) kept for other quanties than Z,
- // assumed to be the same in both chambers
- iChamber1 = iChamber = (AliMUONChamber*) (*fChambers)[8];
- iChamber2 =(AliMUONChamber*) (*fChambers)[9];
- zpos1=iChamber1->Z();
- zpos2=iChamber2->Z();
- dstation = zpos2 - zpos1;
- zfpos=-(iChamber->DGas()+dframez+iChamber->DAlu())/2;
-
-//
-// Mother volume
- tpar[0] = iChamber->RInner()-dframep;
- tpar[1] = (iChamber->ROuter()+dframep)/TMath::Cos(phi);
- tpar[2] = dstation/4;
-
- gMC->Gsvolu("C09M", "TUBE", idAir, tpar, 3);
- gMC->Gsvolu("C10M", "TUBE", idAir, tpar, 3);
- gMC->Gspos("C09M", 1, "ALIC", 0., 0., zpos1 , 0, "ONLY");
- gMC->Gspos("C10M", 1, "ALIC", 0., 0., zpos2 , 0, "ONLY");
-// Aluminium frames
-// Outer frames
- pgpar[0] = 360/12/2;
- pgpar[1] = 360.;
- pgpar[2] = 12.;
- pgpar[3] = 2;
- pgpar[4] = -dframez/2;
- pgpar[5] = iChamber->ROuter();
- pgpar[6] = pgpar[5]+dframep;
- pgpar[7] = +dframez/2;
- pgpar[8] = pgpar[5];
- pgpar[9] = pgpar[6];
- gMC->Gsvolu("C09O", "PGON", idAlu1, pgpar, 10);
- gMC->Gsvolu("C10O", "PGON", idAlu1, pgpar, 10);
- gMC->Gspos("C09O",1,"C09M", 0.,0.,-zfpos, 0,"ONLY");
- gMC->Gspos("C09O",2,"C09M", 0.,0.,+zfpos, 0,"ONLY");
- gMC->Gspos("C10O",1,"C10M", 0.,0.,-zfpos, 0,"ONLY");
- gMC->Gspos("C10O",2,"C10M", 0.,0.,+zfpos, 0,"ONLY");
-//
-// Inner frame
- tpar[0]= iChamber->RInner()-dframep;
- tpar[1]= iChamber->RInner();
- tpar[2]= dframez/2;
- gMC->Gsvolu("C09I", "TUBE", idAlu1, tpar, 3);
- gMC->Gsvolu("C10I", "TUBE", idAlu1, tpar, 3);
-
- gMC->Gspos("C09I",1,"C09M", 0.,0.,-zfpos, 0,"ONLY");
- gMC->Gspos("C09I",2,"C09M", 0.,0.,+zfpos, 0,"ONLY");
- gMC->Gspos("C10I",1,"C10M", 0.,0.,-zfpos, 0,"ONLY");
- gMC->Gspos("C10I",2,"C10M", 0.,0.,+zfpos, 0,"ONLY");
-
- if (frames) {
-//
-// Frame Crosses
-
- bpar[0] = (iChamber->ROuter() - iChamber->RInner())/2;
- bpar[1] = dframep/2;
- bpar[2] = dframez/2;
- gMC->Gsvolu("C09B", "BOX", idAlu1, bpar, 3);
- gMC->Gsvolu("C10B", "BOX", idAlu1, bpar, 3);
-
- gMC->Gspos("C09B",1,"C09M", +iChamber->RInner()+bpar[0] , 0,-zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C09B",2,"C09M", -iChamber->RInner()-bpar[0] , 0,-zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C09B",3,"C09M", 0, +iChamber->RInner()+bpar[0] ,-zfpos,
- idrotm[1101],"ONLY");
- gMC->Gspos("C09B",4,"C09M", 0, -iChamber->RInner()-bpar[0] ,-zfpos,
- idrotm[1101],"ONLY");
- gMC->Gspos("C09B",5,"C09M", +iChamber->RInner()+bpar[0] , 0,+zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C09B",6,"C09M", -iChamber->RInner()-bpar[0] , 0,+zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C09B",7,"C09M", 0, +iChamber->RInner()+bpar[0] ,+zfpos,
- idrotm[1101],"ONLY");
- gMC->Gspos("C09B",8,"C09M", 0, -iChamber->RInner()-bpar[0] ,+zfpos,
- idrotm[1101],"ONLY");
-
- gMC->Gspos("C10B",1,"C10M", +iChamber->RInner()+bpar[0] , 0,-zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C10B",2,"C10M", -iChamber->RInner()-bpar[0] , 0,-zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C10B",3,"C10M", 0, +iChamber->RInner()+bpar[0] ,-zfpos,
- idrotm[1101],"ONLY");
- gMC->Gspos("C10B",4,"C10M", 0, -iChamber->RInner()-bpar[0] ,-zfpos,
- idrotm[1101],"ONLY");
- gMC->Gspos("C10B",5,"C10M", +iChamber->RInner()+bpar[0] , 0,+zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C10B",6,"C10M", -iChamber->RInner()-bpar[0] , 0,+zfpos,
- idrotm[1100],"ONLY");
- gMC->Gspos("C10B",7,"C10M", 0, +iChamber->RInner()+bpar[0] ,+zfpos,
- idrotm[1101],"ONLY");
- gMC->Gspos("C10B",8,"C10M", 0, -iChamber->RInner()-bpar[0] ,+zfpos,
- idrotm[1101],"ONLY");
- }
+//___________________________________________
+void AliMUONv1::Init()
+{
+ AliDebug(1,"Start Init for version 1 - CPC chamber type");
+ Int_t i;
+
+ //
+ // Initialize geometry
+ //
+ fGeometryBuilder->InitGeometry();
+ AliDebug(1,"Finished Init for version 1 - CPC chamber type");
-//
-// Chamber Material represented by Alu sheet
- tpar[0]= iChamber->RInner();
- tpar[1]= iChamber->ROuter();
- tpar[2] = (iChamber->DGas()+iChamber->DAlu())/2;
- gMC->Gsvolu("C09A", "TUBE", idAlu2, tpar, 3);
- gMC->Gsvolu("C10A", "TUBE", idAlu2, tpar, 3);
- gMC->Gspos("C09A", 1, "C09M", 0., 0., 0., 0, "ONLY");
- gMC->Gspos("C10A", 1, "C10M", 0., 0., 0., 0, "ONLY");
-//
-// Sensitive volumes
- // tpar[2] = iChamber->DGas();
- tpar[2] = iChamber->DGas()/2;
- gMC->Gsvolu("C09G", "TUBE", idGas, tpar, 3);
- gMC->Gsvolu("C10G", "TUBE", idGas, tpar, 3);
- gMC->Gspos("C09G", 1, "C09A", 0., 0., 0., 0, "ONLY");
- gMC->Gspos("C10G", 1, "C10A", 0., 0., 0., 0, "ONLY");
-//
-// Frame Crosses to be placed inside gas
- if (frames) {
- dr = (iChamber->ROuter() - iChamber->RInner());
- bpar[0] = TMath::Sqrt(dr*dr-dframep*dframep/4)/2;
- bpar[1] = dframep/2;
- bpar[2] = iChamber->DGas()/2;
- gMC->Gsvolu("C09F", "BOX", idAlu1, bpar, 3);
- gMC->Gsvolu("C10F", "BOX", idAlu1, bpar, 3);
-
- gMC->Gspos("C09F",1,"C09G", +iChamber->RInner()+bpar[0] , 0, 0,
- idrotm[1100],"ONLY");
- gMC->Gspos("C09F",2,"C09G", -iChamber->RInner()-bpar[0] , 0, 0,
- idrotm[1100],"ONLY");
- gMC->Gspos("C09F",3,"C09G", 0, +iChamber->RInner()+bpar[0] , 0,
- idrotm[1101],"ONLY");
- gMC->Gspos("C09F",4,"C09G", 0, -iChamber->RInner()-bpar[0] , 0,
- idrotm[1101],"ONLY");
-
- gMC->Gspos("C10F",1,"C10G", +iChamber->RInner()+bpar[0] , 0, 0,
- idrotm[1100],"ONLY");
- gMC->Gspos("C10F",2,"C10G", -iChamber->RInner()-bpar[0] , 0, 0,
- idrotm[1100],"ONLY");
- gMC->Gspos("C10F",3,"C10G", 0, +iChamber->RInner()+bpar[0] , 0,
- idrotm[1101],"ONLY");
- gMC->Gspos("C10F",4,"C10G", 0, -iChamber->RInner()-bpar[0] , 0,
- idrotm[1101],"ONLY");
- }
-
-///////////////////////////////////////
-// GEOMETRY FOR THE TRIGGER CHAMBERS //
-///////////////////////////////////////
-
-// 03/00 P. Dupieux : introduce a slighly more realistic
-// geom. of the trigger readout planes with
-// 2 Zpos per trigger plane (alternate
-// between left and right of the trigger)
-
-// Parameters of the Trigger Chambers
-
-
- const Float_t kXMC1MIN=34.;
- const Float_t kXMC1MED=51.;
- const Float_t kXMC1MAX=272.;
- const Float_t kYMC1MIN=34.;
- const Float_t kYMC1MAX=51.;
- const Float_t kRMIN1=50.;
- const Float_t kRMAX1=62.;
- const Float_t kRMIN2=50.;
- const Float_t kRMAX2=66.;
-
-// zposition of the middle of the gas gap in mother vol
- const Float_t kZMCm=-3.6;
- const Float_t kZMCp=+3.6;
-
-
-// TRIGGER STATION 1 - TRIGGER STATION 1 - TRIGGER STATION 1
-
- // iChamber 1 and 2 for first and second chambers in the station
- // iChamber (first chamber) kept for other quanties than Z,
- // assumed to be the same in both chambers
- iChamber1 = iChamber = (AliMUONChamber*) (*fChambers)[10];
- iChamber2 =(AliMUONChamber*) (*fChambers)[11];
-
- // 03/00
- // zpos1 and zpos2 are now the middle of the first and second
- // plane of station 1 :
- // zpos1=(16075+15995)/2=16035 mm, thick/2=40 mm
- // zpos2=(16225+16145)/2=16185 mm, thick/2=40 mm
- //
- // zpos1m=15999 mm , zpos1p=16071 mm (middles of gas gaps)
- // zpos2m=16149 mm , zpos2p=16221 mm (middles of gas gaps)
- // rem : the total thickness accounts for 1 mm of al on both
- // side of the RPCs (see zpos1 and zpos2), as previously
-
- zpos1=iChamber1->Z();
- zpos2=iChamber2->Z();
-
-
-// Mother volume definition
- tpar[0] = iChamber->RInner();
- tpar[1] = iChamber->ROuter();
- tpar[2] = 4.0;
- gMC->Gsvolu("CM11", "TUBE", idAir, tpar, 3);
- gMC->Gsvolu("CM12", "TUBE", idAir, tpar, 3);
-
-// Definition of the flange between the beam shielding and the RPC
- tpar[0]= kRMIN1;
- tpar[1]= kRMAX1;
- tpar[2]= 4.0;
-
- gMC->Gsvolu("CF1A", "TUBE", idAlu1, tpar, 3); //Al
- gMC->Gspos("CF1A", 1, "CM11", 0., 0., 0., 0, "MANY");
- gMC->Gspos("CF1A", 2, "CM12", 0., 0., 0., 0, "MANY");
+ fFactory = new AliMUONFactoryV2("New MUON Factory");
+ AliInfo("New Segmentation");
-// FIRST PLANE OF STATION 1
+ fFactory->Build(this, "default");
-// ratios of zpos1m/zpos1p and inverse for first plane
- Float_t zmp=(zpos1-3.6)/(zpos1+3.6);
- Float_t zpm=1./zmp;
-
+ //
+ // Initialize segmentation
+ //
-// Definition of prototype for chambers in the first plane
-
- tpar[0]= 0.;
- tpar[1]= 0.;
- tpar[2]= 0.;
-
- gMC->Gsvolu("CC1A", "BOX ", idAlu1, tpar, 0); //Al
- gMC->Gsvolu("CB1A", "BOX ", idtmed[1107], tpar, 0); //Bakelite
- gMC->Gsvolu("CG1A", "BOX ", idtmed[1106], tpar, 0); //Gas streamer
-
-// chamber type A
- tpar[0] = -1.;
- tpar[1] = -1.;
-
- const Float_t kXMC1A=kXMC1MED+(kXMC1MAX-kXMC1MED)/2.;
- const Float_t kYMC1Am=0.;
- const Float_t kYMC1Ap=0.;
-
- tpar[2] = 0.1;
- gMC->Gsposp("CG1A", 1, "CB1A", 0., 0., 0., 0, "ONLY",tpar,3);
- tpar[2] = 0.3;
- gMC->Gsposp("CB1A", 1, "CC1A", 0., 0., 0., 0, "ONLY",tpar,3);
-
- tpar[2] = 0.4;
- tpar[0] = (kXMC1MAX-kXMC1MED)/2.;
- tpar[1] = kYMC1MIN;
-
- gMC->Gsposp("CC1A", 1, "CM11",kXMC1A,kYMC1Am,kZMCm, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC1A", 2, "CM11",-kXMC1A,kYMC1Ap,kZMCp, 0, "ONLY", tpar, 3);
-
-// chamber type B
- Float_t tpar1save=tpar[1];
- Float_t y1msave=kYMC1Am;
- Float_t y1psave=kYMC1Ap;
-
- tpar[0] = (kXMC1MAX-kXMC1MIN)/2.;
- tpar[1] = (kYMC1MAX-kYMC1MIN)/2.;
-
- const Float_t kXMC1B=kXMC1MIN+tpar[0];
- const Float_t kYMC1Bp=(y1msave+tpar1save)*zpm+tpar[1];
- const Float_t kYMC1Bm=(y1psave+tpar1save)*zmp+tpar[1];
-
- gMC->Gsposp("CC1A", 3, "CM11",kXMC1B,kYMC1Bp,kZMCp, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC1A", 4, "CM11",-kXMC1B,kYMC1Bm,kZMCm, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC1A", 5, "CM11",kXMC1B,-kYMC1Bp,kZMCp, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC1A", 6, "CM11",-kXMC1B,-kYMC1Bm,kZMCm, 0, "ONLY", tpar, 3);
-
-// chamber type C (end of type B !!)
- tpar1save=tpar[1];
- y1msave=kYMC1Bm;
- y1psave=kYMC1Bp;
-
- tpar[0] = kXMC1MAX/2;
- tpar[1] = kYMC1MAX/2;
-
- const Float_t kXMC1C=tpar[0];
-// warning : same Z than type B
- const Float_t kYMC1Cp=(y1psave+tpar1save)*1.+tpar[1];
- const Float_t kYMC1Cm=(y1msave+tpar1save)*1.+tpar[1];
-
- gMC->Gsposp("CC1A", 7, "CM11",kXMC1C,kYMC1Cp,kZMCp, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC1A", 8, "CM11",-kXMC1C,kYMC1Cm,kZMCm, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC1A", 9, "CM11",kXMC1C,-kYMC1Cp,kZMCp, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC1A", 10, "CM11",-kXMC1C,-kYMC1Cm,kZMCm, 0, "ONLY", tpar, 3);
-
-// chamber type D, E and F (same size)
- tpar1save=tpar[1];
- y1msave=kYMC1Cm;
- y1psave=kYMC1Cp;
-
- tpar[0] = kXMC1MAX/2.;
- tpar[1] = kYMC1MIN;
-
- const Float_t kXMC1D=tpar[0];
- const Float_t kYMC1Dp=(y1msave+tpar1save)*zpm+tpar[1];
- const Float_t kYMC1Dm=(y1psave+tpar1save)*zmp+tpar[1];
-
- gMC->Gsposp("CC1A", 11, "CM11",kXMC1D,kYMC1Dm,kZMCm, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC1A", 12, "CM11",-kXMC1D,kYMC1Dp,kZMCp, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC1A", 13, "CM11",kXMC1D,-kYMC1Dm,kZMCm, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC1A", 14, "CM11",-kXMC1D,-kYMC1Dp,kZMCp, 0, "ONLY", tpar, 3);
-
-
- tpar1save=tpar[1];
- y1msave=kYMC1Dm;
- y1psave=kYMC1Dp;
- const Float_t kYMC1Ep=(y1msave+tpar1save)*zpm+tpar[1];
- const Float_t kYMC1Em=(y1psave+tpar1save)*zmp+tpar[1];
-
- gMC->Gsposp("CC1A", 15, "CM11",kXMC1D,kYMC1Ep,kZMCp, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC1A", 16, "CM11",-kXMC1D,kYMC1Em,kZMCm, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC1A", 17, "CM11",kXMC1D,-kYMC1Ep,kZMCp, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC1A", 18, "CM11",-kXMC1D,-kYMC1Em,kZMCm, 0, "ONLY", tpar, 3);
-
- tpar1save=tpar[1];
- y1msave=kYMC1Em;
- y1psave=kYMC1Ep;
- const Float_t kYMC1Fp=(y1msave+tpar1save)*zpm+tpar[1];
- const Float_t kYMC1Fm=(y1psave+tpar1save)*zmp+tpar[1];
-
- gMC->Gsposp("CC1A", 19, "CM11",kXMC1D,kYMC1Fm,kZMCm, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC1A", 20, "CM11",-kXMC1D,kYMC1Fp,kZMCp, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC1A", 21, "CM11",kXMC1D,-kYMC1Fm,kZMCm, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC1A", 22, "CM11",-kXMC1D,-kYMC1Fp,kZMCp, 0, "ONLY", tpar, 3);
-
-// Positioning first plane in ALICE
- gMC->Gspos("CM11", 1, "ALIC", 0., 0., zpos1, 0, "ONLY");
-
-// End of geometry definition for the first plane of station 1
-
-
-
-// SECOND PLANE OF STATION 1 : proj ratio = zpos2/zpos1
-
- const Float_t kZ12=zpos2/zpos1;
-
-// Definition of prototype for chambers in the second plane of station 1
-
- tpar[0]= 0.;
- tpar[1]= 0.;
- tpar[2]= 0.;
-
- gMC->Gsvolu("CC2A", "BOX ", idAlu1, tpar, 0); //Al
- gMC->Gsvolu("CB2A", "BOX ", idtmed[1107], tpar, 0); //Bakelite
- gMC->Gsvolu("CG2A", "BOX ", idtmed[1106], tpar, 0); //Gas streamer
-
-// chamber type A
- tpar[0] = -1.;
- tpar[1] = -1.;
-
- const Float_t kXMC2A=kXMC1A*kZ12;
- const Float_t kYMC2Am=0.;
- const Float_t kYMC2Ap=0.;
-
- tpar[2] = 0.1;
- gMC->Gsposp("CG2A", 1, "CB2A", 0., 0., 0., 0, "ONLY",tpar,3);
- tpar[2] = 0.3;
- gMC->Gsposp("CB2A", 1, "CC2A", 0., 0., 0., 0, "ONLY",tpar,3);
-
- tpar[2] = 0.4;
- tpar[0] = ((kXMC1MAX-kXMC1MED)/2.)*kZ12;
- tpar[1] = kYMC1MIN*kZ12;
-
- gMC->Gsposp("CC2A", 1, "CM12",kXMC2A,kYMC2Am,kZMCm, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC2A", 2, "CM12",-kXMC2A,kYMC2Ap,kZMCp, 0, "ONLY", tpar, 3);
-
-
-// chamber type B
-
- tpar[0] = ((kXMC1MAX-kXMC1MIN)/2.)*kZ12;
- tpar[1] = ((kYMC1MAX-kYMC1MIN)/2.)*kZ12;
-
- const Float_t kXMC2B=kXMC1B*kZ12;
- const Float_t kYMC2Bp=kYMC1Bp*kZ12;
- const Float_t kYMC2Bm=kYMC1Bm*kZ12;
- gMC->Gsposp("CC2A", 3, "CM12",kXMC2B,kYMC2Bp,kZMCp, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC2A", 4, "CM12",-kXMC2B,kYMC2Bm,kZMCm, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC2A", 5, "CM12",kXMC2B,-kYMC2Bp,kZMCp, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC2A", 6, "CM12",-kXMC2B,-kYMC2Bm,kZMCm, 0, "ONLY", tpar, 3);
-
-
-// chamber type C (end of type B !!)
-
- tpar[0] = (kXMC1MAX/2)*kZ12;
- tpar[1] = (kYMC1MAX/2)*kZ12;
-
- const Float_t kXMC2C=kXMC1C*kZ12;
- const Float_t kYMC2Cp=kYMC1Cp*kZ12;
- const Float_t kYMC2Cm=kYMC1Cm*kZ12;
- gMC->Gsposp("CC2A", 7, "CM12",kXMC2C,kYMC2Cp,kZMCp, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC2A", 8, "CM12",-kXMC2C,kYMC2Cm,kZMCm, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC2A", 9, "CM12",kXMC2C,-kYMC2Cp,kZMCp, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC2A", 10, "CM12",-kXMC2C,-kYMC2Cm,kZMCm, 0, "ONLY", tpar, 3);
-
-// chamber type D, E and F (same size)
-
- tpar[0] = (kXMC1MAX/2.)*kZ12;
- tpar[1] = kYMC1MIN*kZ12;
-
- const Float_t kXMC2D=kXMC1D*kZ12;
- const Float_t kYMC2Dp=kYMC1Dp*kZ12;
- const Float_t kYMC2Dm=kYMC1Dm*kZ12;
- gMC->Gsposp("CC2A", 11, "CM12",kXMC2D,kYMC2Dm,kZMCm, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC2A", 12, "CM12",-kXMC2D,kYMC2Dp,kZMCp, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC2A", 13, "CM12",kXMC2D,-kYMC2Dm,kZMCm, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC2A", 14, "CM12",-kXMC2D,-kYMC2Dp,kZMCp, 0, "ONLY", tpar, 3);
-
- const Float_t kYMC2Ep=kYMC1Ep*kZ12;
- const Float_t kYMC2Em=kYMC1Em*kZ12;
- gMC->Gsposp("CC2A", 15, "CM12",kXMC2D,kYMC2Ep,kZMCp, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC2A", 16, "CM12",-kXMC2D,kYMC2Em,kZMCm, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC2A", 17, "CM12",kXMC2D,-kYMC2Ep,kZMCp, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC2A", 18, "CM12",-kXMC2D,-kYMC2Em,kZMCm, 0, "ONLY", tpar, 3);
-
-
- const Float_t kYMC2Fp=kYMC1Fp*kZ12;
- const Float_t kYMC2Fm=kYMC1Fm*kZ12;
- gMC->Gsposp("CC2A", 19, "CM12",kXMC2D,kYMC2Fm,kZMCm, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC2A", 20, "CM12",-kXMC2D,kYMC2Fp,kZMCp, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC2A", 21, "CM12",kXMC2D,-kYMC2Fm,kZMCm, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC2A", 22, "CM12",-kXMC2D,-kYMC2Fp,kZMCp, 0, "ONLY", tpar, 3);
-
-// Positioning second plane of station 1 in ALICE
-
- gMC->Gspos("CM12", 1, "ALIC", 0., 0., zpos2, 0, "ONLY");
-
-// End of geometry definition for the second plane of station 1
-
-
-
-// TRIGGER STATION 2 - TRIGGER STATION 2 - TRIGGER STATION 2
-
- // 03/00
- // zpos3 and zpos4 are now the middle of the first and second
- // plane of station 2 :
- // zpos3=(17075+16995)/2=17035 mm, thick/2=40 mm
- // zpos4=(17225+17145)/2=17185 mm, thick/2=40 mm
- //
- // zpos3m=16999 mm , zpos3p=17071 mm (middles of gas gaps)
- // zpos4m=17149 mm , zpos4p=17221 mm (middles of gas gaps)
- // rem : the total thickness accounts for 1 mm of al on both
- // side of the RPCs (see zpos3 and zpos4), as previously
- iChamber1 = iChamber = (AliMUONChamber*) (*fChambers)[12];
- iChamber2 =(AliMUONChamber*) (*fChambers)[13];
- Float_t zpos3=iChamber1->Z();
- Float_t zpos4=iChamber2->Z();
-
-
-// Mother volume definition
- tpar[0] = iChamber->RInner();
- tpar[1] = iChamber->ROuter();
- tpar[2] = 4.0;
+ for (i=0; i<AliMUONConstants::NCh(); i++)
+ ( (AliMUONChamber*) (*fChambers)[i])->Init(2);// new segmentation
+
- gMC->Gsvolu("CM21", "TUBE", idAir, tpar, 3);
- gMC->Gsvolu("CM22", "TUBE", idAir, tpar, 3);
-
-// Definition of the flange between the beam shielding and the RPC
-// ???? interface shielding
-
- tpar[0]= kRMIN2;
- tpar[1]= kRMAX2;
- tpar[2]= 4.0;
+ // trigger circuit
+ // cp
+ for (i=0; i<AliMUONConstants::NTriggerCircuit(); i++)
+ ( (AliMUONTriggerCircuit*) (*fTriggerCircuits)[i])->Init(i);
- gMC->Gsvolu("CF2A", "TUBE", idAlu1, tpar, 3); //Al
- gMC->Gspos("CF2A", 1, "CM21", 0., 0., 0., 0, "MANY");
- gMC->Gspos("CF2A", 2, "CM22", 0., 0., 0., 0, "MANY");
-
-// FIRST PLANE OF STATION 2 : proj ratio = zpos3/zpos1
-
- const Float_t kZ13=zpos3/zpos1;
-
-// Definition of prototype for chambers in the first plane of station 2
- tpar[0]= 0.;
- tpar[1]= 0.;
- tpar[2]= 0.;
-
- gMC->Gsvolu("CC3A", "BOX ", idAlu1, tpar, 0); //Al
- gMC->Gsvolu("CB3A", "BOX ", idtmed[1107], tpar, 0); //Bakelite
- gMC->Gsvolu("CG3A", "BOX ", idtmed[1106], tpar, 0); //Gas streamer
-
-
-// chamber type A
- tpar[0] = -1.;
- tpar[1] = -1.;
-
- const Float_t kXMC3A=kXMC1A*kZ13;
- const Float_t kYMC3Am=0.;
- const Float_t kYMC3Ap=0.;
-
- tpar[2] = 0.1;
- gMC->Gsposp("CG3A", 1, "CB3A", 0., 0., 0., 0, "ONLY",tpar,3);
- tpar[2] = 0.3;
- gMC->Gsposp("CB3A", 1, "CC3A", 0., 0., 0., 0, "ONLY",tpar,3);
-
- tpar[2] = 0.4;
- tpar[0] = ((kXMC1MAX-kXMC1MED)/2.)*kZ13;
- tpar[1] = kYMC1MIN*kZ13;
- gMC->Gsposp("CC3A", 1, "CM21",kXMC3A,kYMC3Am,kZMCm, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC3A", 2, "CM21",-kXMC3A,kYMC3Ap,kZMCp, 0, "ONLY", tpar, 3);
-
-
-// chamber type B
- tpar[0] = ((kXMC1MAX-kXMC1MIN)/2.)*kZ13;
- tpar[1] = ((kYMC1MAX-kYMC1MIN)/2.)*kZ13;
-
- const Float_t kXMC3B=kXMC1B*kZ13;
- const Float_t kYMC3Bp=kYMC1Bp*kZ13;
- const Float_t kYMC3Bm=kYMC1Bm*kZ13;
- gMC->Gsposp("CC3A", 3, "CM21",kXMC3B,kYMC3Bp,kZMCp, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC3A", 4, "CM21",-kXMC3B,kYMC3Bm,kZMCm, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC3A", 5, "CM21",kXMC3B,-kYMC3Bp,kZMCp, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC3A", 6, "CM21",-kXMC3B,-kYMC3Bm,kZMCm, 0, "ONLY", tpar, 3);
-
-
-// chamber type C (end of type B !!)
- tpar[0] = (kXMC1MAX/2)*kZ13;
- tpar[1] = (kYMC1MAX/2)*kZ13;
-
- const Float_t kXMC3C=kXMC1C*kZ13;
- const Float_t kYMC3Cp=kYMC1Cp*kZ13;
- const Float_t kYMC3Cm=kYMC1Cm*kZ13;
- gMC->Gsposp("CC3A", 7, "CM21",kXMC3C,kYMC3Cp,kZMCp, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC3A", 8, "CM21",-kXMC3C,kYMC3Cm,kZMCm, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC3A", 9, "CM21",kXMC3C,-kYMC3Cp,kZMCp, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC3A", 10, "CM21",-kXMC3C,-kYMC3Cm,kZMCm, 0, "ONLY", tpar, 3);
-
-
-// chamber type D, E and F (same size)
-
- tpar[0] = (kXMC1MAX/2.)*kZ13;
- tpar[1] = kYMC1MIN*kZ13;
-
- const Float_t kXMC3D=kXMC1D*kZ13;
- const Float_t kYMC3Dp=kYMC1Dp*kZ13;
- const Float_t kYMC3Dm=kYMC1Dm*kZ13;
- gMC->Gsposp("CC3A", 11, "CM21",kXMC3D,kYMC3Dm,kZMCm, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC3A", 12, "CM21",-kXMC3D,kYMC3Dp,kZMCp, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC3A", 13, "CM21",kXMC3D,-kYMC3Dm,kZMCm, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC3A", 14, "CM21",-kXMC3D,-kYMC3Dp,kZMCp, 0, "ONLY", tpar, 3);
-
- const Float_t kYMC3Ep=kYMC1Ep*kZ13;
- const Float_t kYMC3Em=kYMC1Em*kZ13;
- gMC->Gsposp("CC3A", 15, "CM21",kXMC3D,kYMC3Ep,kZMCp, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC3A", 16, "CM21",-kXMC3D,kYMC3Em,kZMCm, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC3A", 17, "CM21",kXMC3D,-kYMC3Ep,kZMCp, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC3A", 18, "CM21",-kXMC3D,-kYMC3Em,kZMCm, 0, "ONLY", tpar, 3);
-
- const Float_t kYMC3Fp=kYMC1Fp*kZ13;
- const Float_t kYMC3Fm=kYMC1Fm*kZ13;
- gMC->Gsposp("CC3A", 19, "CM21",kXMC3D,kYMC3Fm,kZMCm, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC3A", 20, "CM21",-kXMC3D,kYMC3Fp,kZMCp, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC3A", 21, "CM21",kXMC3D,-kYMC3Fm,kZMCm, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC3A", 22, "CM21",-kXMC3D,-kYMC3Fp,kZMCp, 0, "ONLY", tpar, 3);
-
-
-// Positioning first plane of station 2 in ALICE
-
- gMC->Gspos("CM21", 1, "ALIC", 0., 0., zpos3, 0, "ONLY");
-
-// End of geometry definition for the first plane of station 2
-
-
-
-
-// SECOND PLANE OF STATION 2 : proj ratio = zpos4/zpos1
-
- const Float_t kZ14=zpos4/zpos1;
-
-// Definition of prototype for chambers in the second plane of station 2
-
- tpar[0]= 0.;
- tpar[1]= 0.;
- tpar[2]= 0.;
-
- gMC->Gsvolu("CC4A", "BOX ", idAlu1, tpar, 0); //Al
- gMC->Gsvolu("CB4A", "BOX ", idtmed[1107], tpar, 0); //Bakelite
- gMC->Gsvolu("CG4A", "BOX ", idtmed[1106], tpar, 0); //Gas streamer
-
-// chamber type A
- tpar[0] = -1.;
- tpar[1] = -1.;
-
- const Float_t kXMC4A=kXMC1A*kZ14;
- const Float_t kYMC4Am=0.;
- const Float_t kYMC4Ap=0.;
-
- tpar[2] = 0.1;
- gMC->Gsposp("CG4A", 1, "CB4A", 0., 0., 0., 0, "ONLY",tpar,3);
- tpar[2] = 0.3;
- gMC->Gsposp("CB4A", 1, "CC4A", 0., 0., 0., 0, "ONLY",tpar,3);
-
- tpar[2] = 0.4;
- tpar[0] = ((kXMC1MAX-kXMC1MED)/2.)*kZ14;
- tpar[1] = kYMC1MIN*kZ14;
- gMC->Gsposp("CC4A", 1, "CM22",kXMC4A,kYMC4Am,kZMCm, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC4A", 2, "CM22",-kXMC4A,kYMC4Ap,kZMCp, 0, "ONLY", tpar, 3);
-
-
-// chamber type B
- tpar[0] = ((kXMC1MAX-kXMC1MIN)/2.)*kZ14;
- tpar[1] = ((kYMC1MAX-kYMC1MIN)/2.)*kZ14;
-
- const Float_t kXMC4B=kXMC1B*kZ14;
- const Float_t kYMC4Bp=kYMC1Bp*kZ14;
- const Float_t kYMC4Bm=kYMC1Bm*kZ14;
- gMC->Gsposp("CC4A", 3, "CM22",kXMC4B,kYMC4Bp,kZMCp, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC4A", 4, "CM22",-kXMC4B,kYMC4Bm,kZMCm, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC4A", 5, "CM22",kXMC4B,-kYMC4Bp,kZMCp, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC4A", 6, "CM22",-kXMC4B,-kYMC4Bm,kZMCm, 0, "ONLY", tpar, 3);
-
-
-// chamber type C (end of type B !!)
- tpar[0] =(kXMC1MAX/2)*kZ14;
- tpar[1] = (kYMC1MAX/2)*kZ14;
-
- const Float_t kXMC4C=kXMC1C*kZ14;
- const Float_t kYMC4Cp=kYMC1Cp*kZ14;
- const Float_t kYMC4Cm=kYMC1Cm*kZ14;
- gMC->Gsposp("CC4A", 7, "CM22",kXMC4C,kYMC4Cp,kZMCp, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC4A", 8, "CM22",-kXMC4C,kYMC4Cm,kZMCm, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC4A", 9, "CM22",kXMC4C,-kYMC4Cp,kZMCp, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC4A", 10, "CM22",-kXMC4C,-kYMC4Cm,kZMCm, 0, "ONLY", tpar, 3);
-
-
-// chamber type D, E and F (same size)
- tpar[0] = (kXMC1MAX/2.)*kZ14;
- tpar[1] = kYMC1MIN*kZ14;
-
- const Float_t kXMC4D=kXMC1D*kZ14;
- const Float_t kYMC4Dp=kYMC1Dp*kZ14;
- const Float_t kYMC4Dm=kYMC1Dm*kZ14;
- gMC->Gsposp("CC4A", 11, "CM22",kXMC4D,kYMC4Dm,kZMCm, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC4A", 12, "CM22",-kXMC4D,kYMC4Dp,kZMCp, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC4A", 13, "CM22",kXMC4D,-kYMC4Dm,kZMCm, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC4A", 14, "CM22",-kXMC4D,-kYMC4Dp,kZMCp, 0, "ONLY", tpar, 3);
-
- const Float_t kYMC4Ep=kYMC1Ep*kZ14;
- const Float_t kYMC4Em=kYMC1Em*kZ14;
- gMC->Gsposp("CC4A", 15, "CM22",kXMC4D,kYMC4Ep,kZMCp, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC4A", 16, "CM22",-kXMC4D,kYMC4Em,kZMCm, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC4A", 17, "CM22",kXMC4D,-kYMC4Ep,kZMCp, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC4A", 18, "CM22",-kXMC4D,-kYMC4Em,kZMCm, 0, "ONLY", tpar, 3);
-
- const Float_t kYMC4Fp=kYMC1Fp*kZ14;
- const Float_t kYMC4Fm=kYMC1Fm*kZ14;
- gMC->Gsposp("CC4A", 19, "CM22",kXMC4D,kYMC4Fm,kZMCm, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC4A", 20, "CM22",-kXMC4D,kYMC4Fp,kZMCp, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC4A", 21, "CM22",kXMC4D,-kYMC4Fm,kZMCm, 0, "ONLY", tpar, 3);
- gMC->Gsposp("CC4A", 22, "CM22",-kXMC4D,-kYMC4Fp,kZMCp, 0, "ONLY", tpar, 3);
-
-
-// Positioning second plane of station 2 in ALICE
-
- gMC->Gspos("CM22", 1, "ALIC", 0., 0., zpos4, 0, "ONLY");
-
-// End of geometry definition for the second plane of station 2
-
-// End of trigger geometry definition
-}
+}
-
-//___________________________________________
-void AliMUONv1::CreateMaterials()
+//__________________________________________________________________
+Int_t AliMUONv1::GetChamberId(Int_t volId) const
{
- // *** DEFINITION OF AVAILABLE MUON MATERIALS ***
- //
- // Ar-CO2 gas
- Float_t ag1[3] = { 39.95,12.01,16. };
- Float_t zg1[3] = { 18.,6.,8. };
- Float_t wg1[3] = { .8,.0667,.13333 };
- Float_t dg1 = .001821;
- //
- // Ar-buthane-freon gas -- trigger chambers
- Float_t atr1[4] = { 39.95,12.01,1.01,19. };
- Float_t ztr1[4] = { 18.,6.,1.,9. };
- Float_t wtr1[4] = { .56,.1262857,.2857143,.028 };
- Float_t dtr1 = .002599;
- //
- // Ar-CO2 gas
- Float_t agas[3] = { 39.95,12.01,16. };
- Float_t zgas[3] = { 18.,6.,8. };
- Float_t wgas[3] = { .74,.086684,.173316 };
- Float_t dgas = .0018327;
- //
- // Ar-Isobutane gas (80%+20%) -- tracking
- Float_t ag[3] = { 39.95,12.01,1.01 };
- Float_t zg[3] = { 18.,6.,1. };
- Float_t wg[3] = { .8,.057,.143 };
- Float_t dg = .0019596;
- //
- // Ar-Isobutane-Forane-SF6 gas (49%+7%+40%+4%) -- trigger
- Float_t atrig[5] = { 39.95,12.01,1.01,19.,32.066 };
- Float_t ztrig[5] = { 18.,6.,1.,9.,16. };
- Float_t wtrig[5] = { .49,1.08,1.5,1.84,0.04 };
- Float_t dtrig = .0031463;
- //
- // bakelite
-
- Float_t abak[3] = {12.01 , 1.01 , 16.};
- Float_t zbak[3] = {6. , 1. , 8.};
- Float_t wbak[3] = {6. , 6. , 1.};
- Float_t dbak = 1.4;
-
- Float_t epsil, stmin, deemax, tmaxfd, stemax;
-
- Int_t iSXFLD = gAlice->Field()->Integ();
- Float_t sXMGMX = gAlice->Field()->Max();
- //
- // --- Define the various materials for GEANT ---
- AliMaterial(9, "ALUMINIUM$", 26.98, 13., 2.7, 8.9, 37.2);
- AliMaterial(10, "ALUMINIUM$", 26.98, 13., 2.7, 8.9, 37.2);
- AliMaterial(15, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500);
- AliMixture(19, "Bakelite$", abak, zbak, dbak, -3, wbak);
- AliMixture(20, "ArC4H10 GAS$", ag, zg, dg, 3, wg);
- AliMixture(21, "TRIG GAS$", atrig, ztrig, dtrig, -5, wtrig);
- AliMixture(22, "ArCO2 80%$", ag1, zg1, dg1, 3, wg1);
- AliMixture(23, "Ar-freon $", atr1, ztr1, dtr1, 4, wtr1);
- AliMixture(24, "ArCO2 GAS$", agas, zgas, dgas, 3, wgas);
-
- epsil = .001; // Tracking precision,
- stemax = -1.; // Maximum displacement for multiple scat
- tmaxfd = -20.; // Maximum angle due to field deflection
- deemax = -.3; // Maximum fractional energy loss, DLS
- stmin = -.8;
- //
- // Air
- AliMedium(1, "AIR_CH_US ", 15, 1, iSXFLD, sXMGMX, tmaxfd, stemax, deemax, epsil, stmin);
- //
- // Aluminum
-
- AliMedium(4, "ALU_CH_US ", 9, 0, iSXFLD, sXMGMX, tmaxfd, fMaxStepAlu,
- fMaxDestepAlu, epsil, stmin);
- AliMedium(5, "ALU_CH_US ", 10, 0, iSXFLD, sXMGMX, tmaxfd, fMaxStepAlu,
- fMaxDestepAlu, epsil, stmin);
- //
- // Ar-isoC4H10 gas
-
- AliMedium(6, "AR_CH_US ", 20, 1, iSXFLD, sXMGMX, tmaxfd, fMaxStepGas,
- fMaxDestepGas, epsil, stmin);
-//
- // Ar-Isobuthane-Forane-SF6 gas
-
- AliMedium(7, "GAS_CH_TRIGGER ", 21, 1, iSXFLD, sXMGMX, tmaxfd, stemax, deemax, epsil, stmin);
+// Check if the volume with specified volId is a sensitive volume (gas)
+// of some chamber and returns the chamber number;
+// if not sensitive volume - return 0.
+// ---
- AliMedium(8, "BAKE_CH_TRIGGER ", 19, 0, iSXFLD, sXMGMX, tmaxfd, fMaxStepAlu,
- fMaxDestepAlu, epsil, stmin);
+/*
+ for (Int_t i = 1; i <= AliMUONConstants::NCh(); i++)
+ if (volId==((AliMUONChamber*)(*fChambers)[i-1])->GetGid()) return i;
+*/
+ for (Int_t i = 1; i <= AliMUONConstants::NCh(); i++)
+ if ( ((AliMUONChamber*)(*fChambers)[i-1])->IsSensId(volId) ) return i;
- AliMedium(9, "ARG_CO2 ", 22, 1, iSXFLD, sXMGMX, tmaxfd, fMaxStepGas,
- fMaxDestepAlu, epsil, stmin);
+ return 0;
}
-//___________________________________________
-
-void AliMUONv1::Init()
+//_______________________________________________________________________________
+TString AliMUONv1::CurrentVolumePath() const
{
- //
- // Initialize Tracking Chambers
- //
-
- printf("\n\n\n Start Init for version 1 - CPC chamber type\n\n\n");
- Int_t i;
- for (i=0; i<AliMUONConstants::NCh(); i++) {
- ( (AliMUONChamber*) (*fChambers)[i])->Init();
- }
-
- //
- // Set the chamber (sensitive region) GEANT identifier
- AliMC* gMC = AliMC::GetMC();
- ((AliMUONChamber*)(*fChambers)[0])->SetGid(gMC->VolId("C01G"));
- ((AliMUONChamber*)(*fChambers)[1])->SetGid(gMC->VolId("C02G"));
- ((AliMUONChamber*)(*fChambers)[2])->SetGid(gMC->VolId("C03G"));
- ((AliMUONChamber*)(*fChambers)[3])->SetGid(gMC->VolId("C04G"));
- ((AliMUONChamber*)(*fChambers)[4])->SetGid(gMC->VolId("C05G"));
- ((AliMUONChamber*)(*fChambers)[5])->SetGid(gMC->VolId("C06G"));
- ((AliMUONChamber*)(*fChambers)[6])->SetGid(gMC->VolId("C07G"));
- ((AliMUONChamber*)(*fChambers)[7])->SetGid(gMC->VolId("C08G"));
- ((AliMUONChamber*)(*fChambers)[8])->SetGid(gMC->VolId("C09G"));
- ((AliMUONChamber*)(*fChambers)[9])->SetGid(gMC->VolId("C10G"));
- ((AliMUONChamber*)(*fChambers)[10])->SetGid(gMC->VolId("CG1A"));
- ((AliMUONChamber*)(*fChambers)[11])->SetGid(gMC->VolId("CG2A"));
- ((AliMUONChamber*)(*fChambers)[12])->SetGid(gMC->VolId("CG3A"));
- ((AliMUONChamber*)(*fChambers)[13])->SetGid(gMC->VolId("CG4A"));
-
- printf("\n\n\n Finished Init for version 0 - CPC chamber type\n\n\n");
-
- //cp
- printf("\n\n\n Start Init for Trigger Circuits\n\n\n");
- for (i=0; i<AliMUONConstants::NTriggerCircuit(); i++) {
- ( (AliMUONTriggerCircuit*) (*fTriggerCircuits)[i])->Init(i);
- }
- printf(" Finished Init for Trigger Circuits\n\n\n");
- //cp
-
+// Returns current volume path
+// (Could be removed when this function is available via gMC)
+// ---
+
+ TString path = "";
+ TString name;
+ Int_t copyNo;
+ Int_t imother = 0;
+ do {
+ name = gMC->CurrentVolOffName(imother);
+ gMC->CurrentVolOffID(imother++, copyNo);
+ TString add = "/";
+ add += name;
+ add += ".";
+ add += copyNo;
+ path.Insert(0,add);
+ }
+ while ( name != TString("ALIC") );
+
+ return path;
}
-//___________________________________________
+//_______________________________________________________________________________
void AliMUONv1::StepManager()
{
- Int_t copy, id;
- static Int_t idvol;
- static Int_t vol[2];
- Int_t ipart;
- TLorentzVector pos;
- TLorentzVector mom;
- Float_t theta,phi;
- Float_t destep, step;
-
- static Float_t eloss, eloss2, xhit, yhit, tof, tlength;
- const Float_t kBig=1.e10;
- // modifs perso
- static Float_t hits[15];
+ // Stepmanager for the chambers
+ // TBR
+
+ if (fStepManagerVersionDE) {
+ StepManager2();
+ return;
+ }
- TClonesArray &lhits = *fHits;
- //
- // Set maximum step size for gas
- // numed=gMC->GetMedium();
- //
// Only charged tracks
if( !(gMC->TrackCharge()) ) return;
+ // Only charged tracks
+
+ // Only gas gap inside chamber
+ // Tag chambers and record hits when track enters
+ static Int_t idvol=-1;
+ Int_t iChamber=0;
+ Int_t id=0;
+ Int_t copy;
+ const Float_t kBig = 1.e10;
+
+
//
// Only gas gap inside chamber
// Tag chambers and record hits when track enters
- idvol=-1;
id=gMC->CurrentVolID(copy);
+ iChamber = GetChamberId(id);
+ idvol = iChamber -1;
+
+ if (idvol == -1) return;
+
+ // Filling TrackRefs file for MUON. Our Track references are the active volume of the chambers
+ if ( (gMC->IsTrackEntering() || gMC->IsTrackExiting() ) )
+ AddTrackReference(gAlice->GetMCApp()->GetCurrentTrackNumber());
+
+ if( gMC->IsTrackEntering() ) {
+ Float_t theta = fTrackMomentum.Theta();
+ if ((TMath::Pi()-theta)*kRaddeg>=15.) gMC->SetMaxStep(fStepMaxInActiveGas); // We use Pi-theta because z is negative
+ }
+
+ // AliDebug(1,
+ // Form("Active volume found %d chamber %d Z chamber is %f ",idvol,iChamber,
+ // ( (AliMUONChamber*)(*fChambers)[idvol])->Z()));
+ // Particule id and mass,
+ Int_t ipart = gMC->TrackPid();
+ Float_t mass = gMC->TrackMass();
+
+ fDestepSum[idvol]+=gMC->Edep();
+ // Get current particle id (ipart), track position (pos) and momentum (mom)
+ if ( fStepSum[idvol]==0.0 ) gMC->TrackMomentum(fTrackMomentum);
+ fStepSum[idvol]+=gMC->TrackStep();
- for (Int_t i=1; i<=AliMUONConstants::NCh(); i++) {
- if(id==((AliMUONChamber*)(*fChambers)[i-1])->GetGid()){
- vol[0]=i;
- idvol=i-1;
- }
+ // if(AliDebugLevel()) {
+ // AliDebug(1,
+ // Form("iChamber %d, Particle %d, theta %f phi %f mass %f StepSum %f eloss %g",
+ // iChamber,ipart, fTrackMomentum.Theta()*kRaddeg, fTrackMomentum.Phi()*kRaddeg,
+ // mass, fStepSum[idvol], gMC->Edep()));
+ // AliDebug(1,
+ // Form("Track Momentum %f %f %f", fTrackMomentum.X(), fTrackMomentum.Y(),
+ // fTrackMomentum.Z()));
+ // gMC->TrackPosition(fTrackPosition);
+ // AliDebug(1,
+ // Form("Track Position %f %f %f",fTrackPosition.X(),fTrackPosition.Y(),
+ // fTrackPosition.Z())) ;
+ // }
+
+ // Track left chamber or StepSum larger than fStepMaxInActiveGas
+ if ( gMC->IsTrackExiting() ||
+ gMC->IsTrackStop() ||
+ gMC->IsTrackDisappeared()||
+ (fStepSum[idvol]>fStepMaxInActiveGas) ) {
+
+ if ( gMC->IsTrackExiting() ||
+ gMC->IsTrackStop() ||
+ gMC->IsTrackDisappeared() ) gMC->SetMaxStep(kBig);
+
+ gMC->TrackPosition(fTrackPosition);
+ Float_t theta = fTrackMomentum.Theta();
+ Float_t phi = fTrackMomentum.Phi();
+
+ TLorentzVector backToWire( fStepSum[idvol]/2.*sin(theta)*cos(phi),
+ fStepSum[idvol]/2.*sin(theta)*sin(phi),
+ fStepSum[idvol]/2.*cos(theta),0.0 );
+ // AliDebug(1,Form("Exit: Track Position %f %f %f",fTrackPosition.X(),
+ // fTrackPosition.Y(),fTrackPosition.Z())) ;
+ // AliDebug(1,Form("Exit: Track backToWire %f %f %f",backToWire.X(),
+ // backToWire.Y(),backToWire.Z()) ;
+ fTrackPosition-=backToWire;
+
+ //-------------- Angle effect
+ // Ratio between energy loss of particle and Mip as a function of BetaGamma of particle (Energy/Mass)
+
+ Float_t betaxGamma = fTrackMomentum.P()/mass;// pc/mc2
+ Float_t sigmaEffect10degrees;
+ Float_t sigmaEffectThetadegrees;
+ Float_t eLossParticleELossMip;
+ Float_t yAngleEffect=0.;
+ Float_t thetawires = TMath::Abs( TMath::ASin( TMath::Sin(TMath::Pi()-theta) * TMath::Sin(phi) ) );// We use Pi-theta because z is negative
+
+
+ if (fAngleEffect){
+ if ( (betaxGamma >3.2) && (thetawires*kRaddeg<=15.) ) {
+ betaxGamma=TMath::Log(betaxGamma);
+ eLossParticleELossMip = fElossRatio->Eval(betaxGamma);
+ // 10 degrees is a reference for a model (arbitrary)
+ sigmaEffect10degrees=fAngleEffect10->Eval(eLossParticleELossMip);// in micrometers
+ // Angle with respect to the wires assuming that chambers are perpendicular to the z axis.
+ sigmaEffectThetadegrees = sigmaEffect10degrees/fAngleEffectNorma->Eval(thetawires*kRaddeg); // For 5mm gap
+ if ( (iChamber==1) || (iChamber==2) )
+ sigmaEffectThetadegrees/=(1.09833e+00+1.70000e-02*(thetawires*kRaddeg)); // The gap is different (4mm)
+ yAngleEffect=1.e-04*gRandom->Gaus(0,sigmaEffectThetadegrees); // Error due to the angle effect in cm
}
- if (idvol == -1) return;
- //
- // Get current particle id (ipart), track position (pos) and momentum (mom)
- gMC->TrackPosition(pos);
- gMC->TrackMomentum(mom);
+ }
+
+ // Detection elements ids
+ AliMUONGeometryModule* geometry
+ = Chamber(iChamber-1).GetGeometry();
- ipart = gMC->TrackPid();
- //Int_t ipart1 = gMC->IdFromPDG(ipart);
- //printf("ich, ipart %d %d \n",vol[0],ipart1);
+ AliMUONGeometryDetElement* detElement
+ = geometry->FindBySensitiveVolume(CurrentVolumePath());
- //
- // momentum loss and steplength in last step
- destep = gMC->Edep();
- step = gMC->TrackStep();
+ Int_t detElemId = 0;
+ if (detElement) detElemId = detElement->GetUniqueID();
+
+ if (!detElemId) {
+ cerr << "Chamber id: "
+ << setw(3) << iChamber << " "
+ << "Current SV: "
+ << CurrentVolumePath()
+ << " detElemId: "
+ << setw(5) << detElemId
+ << endl;
+ Double_t x, y, z;
+ gMC->TrackPosition(x, y, z);
+ cerr << " global position: "
+ << x << ", " << y << ", " << z
+ << endl;
+ AliWarning("DetElemId not identified.");
+ }
+
+ // One hit per chamber
+ GetMUONData()->AddHit(fIshunt,
+ gAlice->GetMCApp()->GetCurrentTrackNumber(),
+ iChamber, ipart,
+ fTrackPosition.X(),
+ fTrackPosition.Y()+yAngleEffect,
+ fTrackPosition.Z(),
+ gMC->TrackTime(),
+ fTrackMomentum.P(),
+ theta,
+ phi,
+ fStepSum[idvol],
+ fDestepSum[idvol],
+ fTrackPosition.X(),
+ fTrackPosition.Y(),
+ fTrackPosition.Z());
+
+// if (AliDebugLevel()){
+// AliDebug(1,Form("Exit: Particle exiting from chamber %d",iChamber));
+// AliDebug(1,Form("Exit: StepSum %f eloss geant %g ",fStepSum[idvol],fDestepSum[idvol]));
+// AliDebug(1,Form("Exit: Track Position %f %f %f",fTrackPosition.X(),fTrackPosition.Y(),fTrackPosition.Z())) ;
+// }
+ fStepSum[idvol] =0; // Reset for the next event
+ fDestepSum[idvol]=0; // Reset for the next event
+ }
+}
+
+//_______________________________________________________________________________
+void AliMUONv1::StepManager2()
+{
+ // Stepmanager for the chambers
+
+ // Only charged tracks
+ if( !(gMC->TrackCharge()) ) return;
+ // Only charged tracks
+ // Only gas gap inside chamber
+ // Tag chambers and record hits when track enters
+ static Int_t idvol=-1;
+ Int_t iChamber=0;
+ Int_t id=0;
+ Int_t copy;
+ const Float_t kBig = 1.e10;
+
+
//
- // record hits when track enters ...
- if( gMC->IsTrackEntering()) {
- gMC->SetMaxStep(fMaxStepGas);
- Double_t tc = mom[0]*mom[0]+mom[1]*mom[1];
- Double_t rt = TMath::Sqrt(tc);
- Double_t pmom = TMath::Sqrt(tc+mom[2]*mom[2]);
- Double_t tx=mom[0]/pmom;
- Double_t ty=mom[1]/pmom;
- Double_t tz=mom[2]/pmom;
- Double_t s=((AliMUONChamber*)(*fChambers)[idvol])
- ->ResponseModel()
- ->Pitch()/tz;
- theta = Float_t(TMath::ATan2(rt,Double_t(mom[2])))*kRaddeg;
- phi = Float_t(TMath::ATan2(Double_t(mom[1]),Double_t(mom[0])))*kRaddeg;
- hits[0] = Float_t(ipart); // Geant3 particle type
- hits[1] = pos[0]+s*tx; // X-position for hit
- hits[2] = pos[1]+s*ty; // Y-position for hit
- hits[3] = pos[2]+s*tz; // Z-position for hit
- hits[4] = theta; // theta angle of incidence
- hits[5] = phi; // phi angle of incidence
- hits[8] = (Float_t) fNPadHits; // first padhit
- hits[9] = -1; // last pad hit
-
- // modifs perso
- hits[10] = mom[3]; // hit momentum P
- hits[11] = mom[0]; // Px/P
- hits[12] = mom[1]; // Py/P
- hits[13] = mom[2]; // Pz/P
- // fin modifs perso
- tof=gMC->TrackTime();
- hits[14] = tof; // Time of flight
- // phi angle of incidence
- tlength = 0;
- eloss = 0;
- eloss2 = 0;
- xhit = pos[0];
- yhit = pos[1];
- // Only if not trigger chamber
- if(idvol<10) {
- //
- // Initialize hit position (cursor) in the segmentation model
- ((AliMUONChamber*) (*fChambers)[idvol])
- ->SigGenInit(pos[0], pos[1], pos[2]);
- } else {
- //geant3->Gpcxyz();
- //printf("In the Trigger Chamber #%d\n",idvol-9);
- }
+ // Only gas gap inside chamber
+ // Tag chambers and record hits when track enters
+ id=gMC->CurrentVolID(copy);
+ iChamber = GetChamberId(id);
+ idvol = iChamber -1;
+
+ if (idvol == -1) return;
+
+ // Filling TrackRefs file for MUON. Our Track references are the active volume of the chambers
+ if ( (gMC->IsTrackEntering() || gMC->IsTrackExiting() ) )
+ AddTrackReference(gAlice->GetMCApp()->GetCurrentTrackNumber());
+
+ if( gMC->IsTrackEntering() ) {
+ Float_t theta = fTrackMomentum.Theta();
+ if ((TMath::Pi()-theta)*kRaddeg>=15.) gMC->SetMaxStep(fStepMaxInActiveGas); // We use Pi-theta because z is negative
}
- eloss2+=destep;
+
+ // AliDebug(1,
+ // Form("Active volume found %d chamber %d Z chamber is %f ",idvol,iChamber,
+ // ( (AliMUONChamber*)(*fChambers)[idvol])->Z())) ;
+ // Particule id and mass,
+ Int_t ipart = gMC->TrackPid();
+ Float_t mass = gMC->TrackMass();
+
+ fDestepSum[idvol]+=gMC->Edep();
+ // Get current particle id (ipart), track position (pos) and momentum (mom)
+ if ( fStepSum[idvol]==0.0 ) gMC->TrackMomentum(fTrackMomentum);
+ fStepSum[idvol]+=gMC->TrackStep();
- //
- // Calculate the charge induced on a pad (disintegration) in case
- //
- // Mip left chamber ...
- if( gMC->IsTrackExiting() || gMC->IsTrackStop() || gMC->IsTrackDisappeared()){
- gMC->SetMaxStep(kBig);
- eloss += destep;
- tlength += step;
-
- Float_t x0,y0;
-
- if(idvol<10) {
-// tracking chambers
- x0 = 0.5*(xhit+pos[0]);
- y0 = 0.5*(yhit+pos[1]);
- } else {
-// trigger chambers
- x0=xhit;
- y0=yhit;
- }
-
-
- if (eloss >0) MakePadHits(x0,y0,eloss,tof,idvol);
-
-
- hits[6]=tlength;
- hits[7]=eloss2;
- if (fNPadHits > (Int_t)hits[8]) {
- hits[8]= hits[8]+1;
- hits[9]= (Float_t) fNPadHits;
- }
+ // if (AliDebugLevel()) {
+ // AliDebug(1,Form("Step, iChamber %d, Particle %d, theta %f phi %f mass %f StepSum %f eloss %g",
+ // iChamber,ipart, fTrackMomentum.Theta()*kRaddeg, fTrackMomentum.Phi()*kRaddeg,
+ // mass, fStepSum[idvol], gMC->Edep()));
+ // AliDebug(1,Form("Step:Track Momentum %f %f %f", fTrackMomentum.X(), fTrackMomentum.Y(),
+ // fTrackMomentum.Z()));
+ // gMC->TrackPosition(fTrackPosition);
+ // AliDebug(1,Form("Step: Track Position %f %f %f",fTrackPosition.X(),
+ // fTrackPosition.Y(),fTrackPosition.Z())) ;
+ //}
+
+ // Track left chamber or StepSum larger than fStepMaxInActiveGas
+ if ( gMC->IsTrackExiting() ||
+ gMC->IsTrackStop() ||
+ gMC->IsTrackDisappeared()||
+ (fStepSum[idvol]>fStepMaxInActiveGas) ) {
- new(lhits[fNhits++])
- AliMUONHit(fIshunt,gAlice->CurrentTrack(),vol,hits);
- eloss = 0;
- //
- // Check additional signal generation conditions
- // defined by the segmentation
- // model (boundary crossing conditions)
- } else if
- (((AliMUONChamber*) (*fChambers)[idvol])
- ->SigGenCond(pos[0], pos[1], pos[2]))
- {
- ((AliMUONChamber*) (*fChambers)[idvol])
- ->SigGenInit(pos[0], pos[1], pos[2]);
-// printf("\n-> MakePadHits, reason special %d",ipart);
- if (eloss > 0 && idvol < 10)
- MakePadHits(0.5*(xhit+pos[0]),0.5*(yhit+pos[1]),eloss,tof,idvol);
- xhit = pos[0];
- yhit = pos[1];
- eloss = destep;
- tlength += step ;
- //
- // nothing special happened, add up energy loss
- } else {
- eloss += destep;
- tlength += step ;
- }
-}
+ if ( gMC->IsTrackExiting() ||
+ gMC->IsTrackStop() ||
+ gMC->IsTrackDisappeared() ) gMC->SetMaxStep(kBig);
+
+ gMC->TrackPosition(fTrackPosition);
+ Float_t theta = fTrackMomentum.Theta();
+ Float_t phi = fTrackMomentum.Phi();
+
+ TLorentzVector backToWire( fStepSum[idvol]/2.*sin(theta)*cos(phi),
+ fStepSum[idvol]/2.*sin(theta)*sin(phi),
+ fStepSum[idvol]/2.*cos(theta),0.0 );
+ // AliDebug(1,
+ // Form("Track Position %f %f %f",fTrackPosition.X(),fTrackPosition.Y(),fTrackPosition.Z()));
+ // AliDebug(1,
+ // Form("Exit: Track backToWire %f %f %f",backToWire.X(),backToWire.Y(),backToWire.Z())) ;
+ fTrackPosition-=backToWire;
+
+ //-------------- Angle effect
+ // Ratio between energy loss of particle and Mip as a function of BetaGamma of particle (Energy/Mass)
+
+ Float_t betaxGamma = fTrackMomentum.P()/mass;// pc/mc2
+ Float_t sigmaEffect10degrees;
+ Float_t sigmaEffectThetadegrees;
+ Float_t eLossParticleELossMip;
+ Float_t yAngleEffect=0.;
+ Float_t thetawires = TMath::Abs( TMath::ASin( TMath::Sin(TMath::Pi()-theta) * TMath::Sin(phi) ) );// We use Pi-theta because z is negative
+
+
+ if (fAngleEffect){
+ if ( (betaxGamma >3.2) && (thetawires*kRaddeg<=15.) ) {
+ betaxGamma=TMath::Log(betaxGamma);
+ eLossParticleELossMip = fElossRatio->Eval(betaxGamma);
+ // 10 degrees is a reference for a model (arbitrary)
+ sigmaEffect10degrees=fAngleEffect10->Eval(eLossParticleELossMip);// in micrometers
+ // Angle with respect to the wires assuming that chambers are perpendicular to the z axis.
+ sigmaEffectThetadegrees = sigmaEffect10degrees/fAngleEffectNorma->Eval(thetawires*kRaddeg); // For 5mm gap
+ if ( (iChamber==1) || (iChamber==2) )
+ sigmaEffectThetadegrees/=(1.09833e+00+1.70000e-02*(thetawires*kRaddeg)); // The gap is different (4mm)
+ yAngleEffect=1.e-04*gRandom->Gaus(0,sigmaEffectThetadegrees); // Error due to the angle effect in cm
+ }
+ }
+
+ // Detection elements ids
+ AliMUONGeometryModule* geometry
+ = Chamber(iChamber-1).GetGeometry();
+ AliMUONGeometryDetElement* detElement
+ = geometry->FindBySensitiveVolume(CurrentVolumePath());
+ Int_t detElemId = 0;
+ if (detElement) detElemId = detElement->GetUniqueID();
+
+ if (!detElemId) {
+ cerr << "Chamber id: "
+ << setw(3) << iChamber << " "
+ << "Current SV: "
+ << CurrentVolumePath()
+ << " detElemId: "
+ << setw(5) << detElemId
+ << endl;
+ Double_t x, y, z;
+ gMC->TrackPosition(x, y, z);
+ cerr << " global position: "
+ << x << ", " << y << ", " << z
+ << endl;
+ AliError("DetElemId not identified.");
+ }
+
+ // One hit per chamber
+ GetMUONData()->AddHit2(fIshunt,
+ gAlice->GetMCApp()->GetCurrentTrackNumber(),
+ detElemId, ipart,
+ fTrackPosition.X(),
+ fTrackPosition.Y()+yAngleEffect,
+ fTrackPosition.Z(),
+ gMC->TrackTime(),
+ fTrackMomentum.P(),
+ theta,
+ phi,
+ fStepSum[idvol],
+ fDestepSum[idvol],
+ fTrackPosition.X(),
+ fTrackPosition.Y(),
+ fTrackPosition.Z());
+
+ // AliDebug(1,Form("Exit: Particle exiting from chamber %d",iChamber));
+ // AliDebug(1,Form("Exit: StepSum %f eloss geant %g ",fStepSum[idvol],fDestepSum[idvol]));
+ // AliDebug(1,Form("Exit: Track Position %f %f %f",fTrackPosition.X(),fTrackPosition.Y(),fTrackPosition.Z()) ;
+
+ fStepSum[idvol] =0; // Reset for the next event
+ fDestepSum[idvol]=0; // Reset for the next event
+ }
+}
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff