+++ /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. *
- **************************************************************************/
-
-/* $Id$ */
-
-//////////////////////////////////////////////////////////////////////
-// //
-// (V-zero) detector version 0 as designed by the Lyon group //
-// All comments should be sent to Brigitte CHEYNIS : //
-// b.cheynis@ipnl.in2p3.fr //
-// Geometrie du 25/02/2002 //
-// //
-//////////////////////////////////////////////////////////////////////
-
-#include <stdlib.h>
-#include <string.h>
-#include <Riostream.h>
-
-#include <TBRIK.h>
-#include <TBox.h>
-#include <TCONE.h>
-#include <TClonesArray.h>
-#include <TGeometry.h>
-#include <TH1.h>
-#include <TLorentzVector.h>
-#include <TMath.h>
-#include <TNode.h>
-#include <TObjectTable.h>
-#include <TPCON.h>
-#include <TPGON.h>
-#include <TSPHE.h>
-#include <TShape.h>
-#include <TTRAP.h>
-#include <TTRD2.h>
-#include <TVirtualMC.h>
-
-#include "ABSOConst.h"
-#include "ABSOSHILConst.h"
-#include "AliMagF.h"
-#include "AliRun.h"
-#include "AliVZEROdigit.h"
-#include "AliVZEROhit.h"
-#include "AliVZEROv0.h"
-#include "AliMC.h"
-
-ClassImp(AliVZEROv0)
-
-//--------------------------------------------------------------------
-AliVZEROv0:: AliVZEROv0():AliVZERO()
-{
-
-
-}
-//--------------------------------------------------------------------
-AliVZEROv0::AliVZEROv0(const char *name, const char *title):
- AliVZERO(name,title)
-{
-
-// Standard constructor for V-zeroR Detector (right part) version 0
-
-
- Int_t i;
-
- printf("\n");
- for(i=0;i<30;i++) printf("*");
- printf(" Create VZERO object ");
- for(i=0;i<30;i++) printf("*");
- printf("\n");
-
-}
-
-//-------------------------------------------------------------------------
-void AliVZEROv0::CreateGeometry()
-{
-
-// Creates the Geant geometry of the V-zero Detector version 0
-
-
- Int_t i;
-
- printf("\n");
- for(i=0;i<30;i++) printf("*");
- printf(" Create VZERO Geometry ");
- for(i=0;i<30;i++) printf("*");
- printf("\n");
-
-
- Int_t *idtmed = fIdtmed->GetArray()-2999;
-
- Int_t n_detec_R = 1;
- Int_t n_detec_L = 1;
-
- Int_t n_cells_R = 1;
- Int_t n_cells_L = 1;
-
- Int_t idrotm[999];
-
- Float_t height1, height2, height3, height4, height5;
- Float_t height;
- Float_t theta;
- Float_t half_thick_alu;
- Float_t half_thick_qua1,half_thick_qua2,half_thick_qua3;
- Float_t half_thick_qua4,half_thick_qua5;
- Float_t zdet;
- Float_t r0, r5;
- Float_t pi = TMath::Pi();
- Float_t thick_alu;
-
- height1 = 2.0; // height of cell 1, in cm
- height2 = 3.2; // height of cell 2, in cm
- height3 = 4.9; // height of cell 3, in cm
- height4 = 7.5; // height of cell 4, in cm
- height5 = 12.0; // height of cell 5, in cm
-
- theta = pi/6.0/2.0; // half angular opening = 15 degrees
- half_thick_alu = 0.0025; // half thickness of aluminum foil, in cm
- thick_alu = 2.0 * half_thick_alu;
- fThickness1 = 2.5;
- half_thick_qua1 = fThickness1/2.0; // half thickness of WRAPPED quartz cell (inner ring)
- half_thick_qua2 = half_thick_qua1 - 0.25;
- half_thick_qua3 = half_thick_qua2 - 0.25;
- half_thick_qua4 = half_thick_qua3 - 0.25;
- half_thick_qua5 = half_thick_qua4 - 0.25;
-
- zdet = 86.9 +fThickness/2.0; // distance to vertex (along Z axis)
- r0 = 4.0; // closest distance to center of the beam pipe
- height = height1 + height2 + height3 + height4 + height5;
- r5 = r0 + height;
-
-//............................................................................
-
-// Here I add the flange which is sitting on beam line
-// right in front of V0R detector, and which I found on CERN drawing
-// entitled : ALICE BEAM VACCUM CHAMBER - RB26 version III :
-
-// Float_t pflange[3];
-//
-// pflange[0] = 3.0;
-// pflange[1] = 5.675;
-// pflange[2] = 0.9;
-//
-// gMC->Gsvolu("QFA0","TUBE", idtmed[3003], pflange, 3);
-// gMC->Gspos("QFA0", 1 ,"ALIC", 0.0, 0.0, 85.0+0.9, 0, "ONLY");
-
-//............................................................................
-
-
-// Creation of mother volume V0LE - left part - :
-// Face entree a -350.0 cm ...
-
- Float_t partube[3];
-
- partube[0] = 4.3;
- partube[1] = 45.0;
- partube[2] = fThickness1/2.0;
-
- gMC->Gsvolu("V0LE","TUBE",idtmed[3002],partube,3);
-
-
-// Creation of five rings - left part - :
-// Face entree a -350.0 cm ...
-
-// Mother volume V0L0 in which will be set 5 quartz cells
-
-
- Float_t par[11];
-
- Float_t dist0_left;
- Float_t r0_left = 4.3;
- Float_t height1_left = 2.6;
- Float_t height2_left = 4.1;
- Float_t height3_left = 6.4;
- Float_t height4_left = 10.2;
- Float_t height5_left = 16.9;
- Float_t height_left = height1_left + height2_left + height3_left
- + height4_left + height5_left;
- Float_t r5_left = r0_left + height_left;
-
-
- dist0_left = r0_left + height_left / 2.0;
- thick_alu = 2.0*half_thick_alu;
-
- par[0] = half_thick_qua1;
- par[1] = 0.0;
- par[2] = 0.0;
- par[3] = height_left / 2.0 ;
- par[4] = TMath::Tan(theta) * r0_left;
- par[5] = TMath::Tan(theta) * r5_left;
- par[6] = 0.0;
- par[7] = height_left / 2.0 ;
- par[8] = TMath::Tan(theta) * r0_left;
- par[9] = TMath::Tan(theta) * r5_left;
- par[10] = 0.0;
-
-
- gMC->Gsvolu("V0L0","TRAP",idtmed[3010],par,11); // air volume
-
- Float_t dist1_left;
- Float_t r1_left;
- Float_t offset_left;
-
- dist1_left = (- height_left + height1_left) /2.0;
- r1_left = r0_left + height1_left;
- offset_left = - fThickness1/2.0 + 0.1;
-
- par[0] = half_thick_qua1 - thick_alu;
- par[3] = height1_left / 2.0 - thick_alu;
- par[4] = TMath::Tan(theta) * r0_left - thick_alu;
- par[5] = TMath::Tan(theta) * r1_left- thick_alu;
- par[7] = height1_left / 2.0 - thick_alu;
- par[8] = TMath::Tan(theta) * r0_left - thick_alu;
- par[9] = TMath::Tan(theta) * r1_left - thick_alu;
-
-
- gMC->Gsvolu("V0L1","TRAP",idtmed[3002],par,11); // quartz volume
- gMC->Gspos("V0L1",1,"V0L0", 0.0, dist1_left , 0.0, 0,"ONLY");
-
- Float_t dist2_left;
- Float_t r2_left;
-
- dist2_left = (- height_left + height2_left) /2.0 + height1_left;
- r2_left = r1_left + height2_left;
-
- par[0] = half_thick_qua1 - thick_alu;
- par[3] = height2_left / 2.0 - thick_alu;
- par[4] = TMath::Tan(theta) * r1_left - thick_alu;
- par[5] = TMath::Tan(theta) * r2_left - thick_alu;
- par[7] = height2_left / 2.0 - thick_alu;
- par[8] = TMath::Tan(theta) * r1_left - thick_alu;
- par[9] = TMath::Tan(theta) * r2_left - thick_alu;
-
- gMC->Gsvolu("V0L2","TRAP",idtmed[3002],par,11); // quartz volume
- gMC->Gspos("V0L2",1,"V0L0", 0.0, dist2_left , 0.0, 0,"ONLY");
-
-
- Float_t dist3_left;
- Float_t r3_left;
-
- dist3_left = (- height_left + height3_left) /2.0 + height1_left + height2_left;
- r3_left = r2_left + height3_left;
-
- par[0] = half_thick_qua1 - thick_alu;
- par[3] = height3_left / 2.0 - thick_alu;
- par[4] = TMath::Tan(theta) * r2_left - thick_alu;
- par[5] = TMath::Tan(theta) * r3_left - thick_alu;
- par[7] = height3_left / 2.0 - thick_alu;
- par[8] = TMath::Tan(theta) * r2_left - thick_alu;
- par[9] = TMath::Tan(theta) * r3_left - thick_alu;
-
- gMC->Gsvolu("V0L3","TRAP",idtmed[3002],par,11); // quartz volume
- gMC->Gspos("V0L3",1,"V0L0", 0.0, dist3_left , 0.0, 0,"ONLY");
-
- Float_t dist4_left;
- Float_t r4_left;
-
- dist4_left = (- height_left + height4_left) /2.0 + height1_left
- + height2_left + height3_left;
- r4_left = r3_left + height4_left;
-
- par[0] = half_thick_qua1 - thick_alu;
- par[3] = height4_left / 2.0 - thick_alu;
- par[4] = TMath::Tan(theta) * r3_left - thick_alu;
- par[5] = TMath::Tan(theta) * r4_left - thick_alu;
- par[7] = height4_left / 2.0 - thick_alu;
- par[8] = TMath::Tan(theta) * r3_left - thick_alu;
- par[9] = TMath::Tan(theta) * r4_left - thick_alu;
-
- gMC->Gsvolu("V0L4","TRAP",idtmed[3002],par,11); // quartz volume
- gMC->Gspos("V0L4",1,"V0L0", 0.0, dist4_left , 0.0, 0,"ONLY");
-
-
- Float_t dist5_left;
-
-
- dist5_left = (- height_left + height5_left) /2.0 + height1_left
- + height2_left + height3_left + height4_left;
-
-
- par[0] = half_thick_qua1 - thick_alu;
- par[3] = height5_left / 2.0 - thick_alu;
- par[4] = TMath::Tan(theta) * r4_left - thick_alu;
- par[5] = TMath::Tan(theta) * r5_left - thick_alu;
- par[7] = height5_left / 2.0 - thick_alu;
- par[8] = TMath::Tan(theta) * r4_left - thick_alu;
- par[9] = TMath::Tan(theta) * r5_left - thick_alu;
-
- gMC->Gsvolu("V0L5","TRAP",idtmed[3002],par,11); // quartz volume
- gMC->Gspos("V0L5",1,"V0L0", 0.0, dist5_left , 0.0, 0,"ONLY");
-
-
-//............................................................................
-
-// Creation of mother volume V0RI - right part - :
-
-
- partube[0] = r0 - 0.2;
- partube[1] = (r5 + 1.0) / TMath::Cos(theta);
- partube[2] = fThickness/2.0;
-
-
- gMC->Gsvolu("V0RI","TUBE",idtmed[3010],partube,3);
-
-// Creation of carbon lids (1 mm thick) to keep V0RI box shut...
-
- Float_t parbox[10];
-
- parbox[0] = 0.;
- parbox[1] = 360.;
- parbox[2] = 12;
- parbox[3] = 2;
- parbox[4] = -0.1/2.0;
- parbox[5] = r0;
- parbox[6] = r5;
- parbox[7] = +0.1/2.0;
- parbox[8] = r0;
- parbox[9] = r5;
-
-
- gMC->Gsvolu("V0CA","PGON",idtmed[3001],parbox,10);
- gMC->Gspos("V0CA",1,"V0RI",0.0,0.0, fThickness/2.0-parbox[7],0,"ONLY");
- gMC->Gspos("V0CA",2,"V0RI",0.0,0.0,-fThickness/2.0+parbox[7],0,"ONLY");
-
-// Creation of aluminum rings to maintain the V0RI pieces ...
-
- parbox[4] = -fThickness/2.0;
- parbox[5] = r0 -0.2;
- parbox[6] = r0;
- parbox[7] = +fThickness/2.0;
- parbox[8] = r0 -0.2;
- parbox[9] = r0;
-
- gMC->Gsvolu("V0IR","PGON",idtmed[3003],parbox,10);
- gMC->Gspos("V0IR",1,"V0RI",0.0,0.0,0.0,0,"ONLY");
-
- parbox[4] = -fThickness/2.0;
- parbox[5] = r5;
- parbox[6] = r5 + 1.0;
- parbox[7] = +fThickness/2.0;
- parbox[8] = r5;
- parbox[9] = r5 + 1.0;
-
- gMC->Gsvolu("V0ER","PGON",idtmed[3003],parbox,10);
- gMC->Gspos("V0ER",1,"V0RI",0.0,0.0,0.0,0,"ONLY");
-
-// Mother volume V0R0 in which will be set 5 quartz cells
-// each one WRAPPED in reflecting aluminum :
-
- Float_t dist0;
-
- dist0 = r0 + height / 2.0;
- thick_alu = 2.0*half_thick_alu;
-
- par[0] = half_thick_qua1;
- par[1] = 0.0;
- par[2] = 0.0;
- par[3] = height / 2.0 ;
- par[4] = TMath::Tan(theta) * r0;
- par[5] = TMath::Tan(theta) * r5;
- par[6] = 0.0;
- par[7] = height / 2.0 ;
- par[8] = TMath::Tan(theta) * r0;
- par[9] = TMath::Tan(theta) * r5;
- par[10] = 0.0;
-
-
- gMC->Gsvolu("V0R0","TRAP",idtmed[3010],par,11); // air volume
-
-// Elementary cell of ring 1 :
-
- Float_t dist1;
- Float_t r1;
- Float_t offset;
-
- dist1 = (- height + height1) /2.0;
- r1 = r0 + height1;
- offset = - fThickness/2.0 + 0.1;
-
- par[0] = half_thick_qua1 - thick_alu;
- par[3] = height1 / 2.0 - thick_alu;
- par[4] = TMath::Tan(theta) * r0 - thick_alu;
- par[5] = TMath::Tan(theta) * r1- thick_alu;
- par[7] = height1 / 2.0 - thick_alu;
- par[8] = TMath::Tan(theta) * r0 - thick_alu;
- par[9] = TMath::Tan(theta) * r1 - thick_alu;
-
-
- gMC->Gsvolu("V0R1","TRAP",idtmed[3002],par,11); // quartz volume
- gMC->Gspos("V0R1",1,"V0R0", 0.0, dist1 , 0.0, 0,"ONLY");
-
- par[0] = half_thick_alu;
-
- gMC->Gsvolu("V0A1","TRAP",idtmed[3004],par,11); // aluminum trap-shaped foil
- gMC->Gspos("V0A1",1,"V0R1",0.0,0.0, - half_thick_qua1 + half_thick_alu,0,"ONLY");
- gMC->Gspos("V0A1",2,"V0R1",0.0,0.0, + half_thick_qua1 - half_thick_alu,0,"ONLY");
-
- parbox[0] = half_thick_alu;
- parbox[1] = height1 / TMath::Cos(theta)/ 2.0;
- parbox[2] = half_thick_qua1;
-
- gMC->Gsvolu("V0A2","BOX",idtmed[3004],parbox,3); // aluminum rectangular foil
- Float_t theta_deg = 180./6./2.0;
- Float_t h1;
- h1 = TMath::Tan(theta) * (r0 + height1/2.0);
- AliMatrix(idrotm[911],90.0,+theta_deg,90.0,90.+theta_deg,0.0,0.);
- gMC->Gspos("V0A2",1,"V0R1",-h1 + half_thick_alu,0.0,0.0,idrotm[911],"ONLY");
- AliMatrix(idrotm[912],90.0,-theta_deg,90.0,90.-theta_deg,0.0,0.);
- gMC->Gspos("V0A2",2,"V0R1",+h1 - half_thick_alu,0.0,0.0,idrotm[912],"ONLY");
-
- parbox[0] = TMath::Tan(theta) * r0;
- parbox[1] = half_thick_alu;
- parbox[2] = half_thick_qua1;
- gMC->Gsvolu("V0A3","BOX",idtmed[3004],parbox,3);
- gMC->Gspos("V0A3",1,"V0R1",0.0, - (height1/2.0) + half_thick_alu ,0.0,0,"ONLY");
-
-
- parbox[0] = TMath::Tan(theta) * (r0 + height1);
- parbox[1] = half_thick_alu;
- parbox[2] = half_thick_qua1;
- gMC->Gsvolu("V0A4","BOX",idtmed[3004],parbox,3);
- gMC->Gspos("V0A4",1,"V0R1",0.0, (height1/2.0) - half_thick_alu,0.0,0,"ONLY");
-
-
-// Elementary cell of ring 2 :
-
- Float_t dist2;
- Float_t r2;
-
- dist2 = (- height + height2) /2.0 + height1;
- r2 = r1 + height2;
-
- par[0] = half_thick_qua2 - thick_alu;
- par[3] = height2 / 2.0 - thick_alu;
- par[4] = TMath::Tan(theta) * r1 - thick_alu;
- par[5] = TMath::Tan(theta) * r2 - thick_alu;
- par[7] = height2 / 2.0 - thick_alu;
- par[8] = TMath::Tan(theta) * r1 - thick_alu;
- par[9] = TMath::Tan(theta) * r2 - thick_alu;
-
- gMC->Gsvolu("V0R2","TRAP",idtmed[3002],par,11); // quartz volume
- gMC->Gspos("V0R2",1,"V0R0", 0.0, dist2 , - half_thick_qua1 + half_thick_qua2, 0,"ONLY");
-
- par[0] = half_thick_alu;
-
- gMC->Gsvolu("V0B1","TRAP",idtmed[3004],par,11); // aluminum trap-shaped foil
- gMC->Gspos("V0B1",1,"V0R2",0.0,0.0, - half_thick_qua2 + half_thick_alu,0,"ONLY");
- gMC->Gspos("V0B1",2,"V0R2",0.0,0.0, + half_thick_qua2 - half_thick_alu,0,"ONLY");
-
- parbox[0] = half_thick_alu;
- parbox[1] = height2 / TMath::Cos(theta)/ 2.0;
- parbox[2] = half_thick_qua2;
-
- gMC->Gsvolu("V0B2","BOX",idtmed[3004],parbox,3); // aluminum rectangular foil
- Float_t h2;
- h2 = TMath::Tan(theta) * (r0 + height1 + height2/2.0);
- gMC->Gspos("V0B2",1,"V0R2",-h2 + half_thick_alu,0.0,0.0,idrotm[911],"ONLY");
- gMC->Gspos("V0B2",2,"V0R2",+h2 - half_thick_alu,0.0,0.0,idrotm[912],"ONLY");
-
- parbox[0] = TMath::Tan(theta) * (r0 + height1);
- parbox[1] = half_thick_alu;
- parbox[2] = half_thick_qua2;
- gMC->Gsvolu("V0B3","BOX",idtmed[3004],parbox,3);
- gMC->Gspos("V0B3",1,"V0R2",0.0, - (height2/2.0) + half_thick_alu ,0.0,0,"ONLY");
-
-
- parbox[0] = TMath::Tan(theta) * (r0 + height1 + height2);
- parbox[1] = half_thick_alu;
- parbox[2] = half_thick_qua2;
- gMC->Gsvolu("V0B4","BOX",idtmed[3004],parbox,3);
- gMC->Gspos("V0B4",1,"V0R2",0.0, (height2/2.0) - half_thick_alu,0.0,0,"ONLY");
-
-
-// Elementary cell ring 3 :
-
- Float_t dist3;
- Float_t r3;
-
- dist3 = (- height + height3) /2.0 + height1 + height2;
- r3 = r2 + height3;
-
- par[0] = half_thick_qua3 - thick_alu;
- par[3] = height3 / 2.0 - thick_alu;
- par[4] = TMath::Tan(theta) * r2 - thick_alu;
- par[5] = TMath::Tan(theta) * r3 - thick_alu;
- par[7] = height3 / 2.0 - thick_alu;
- par[8] = TMath::Tan(theta) * r2 - thick_alu;
- par[9] = TMath::Tan(theta) * r3 - thick_alu;
-
- gMC->Gsvolu("V0R3","TRAP",idtmed[3002],par,11); // quartz volume
- gMC->Gspos("V0R3",1,"V0R0", 0.0, dist3 , - half_thick_qua1 + half_thick_qua3, 0,"ONLY");
-
-
- par[0] = half_thick_alu;
-
- gMC->Gsvolu("V0C1","TRAP",idtmed[3004],par,11); // aluminum trap-shaped foil
- gMC->Gspos("V0C1",1,"V0R3",0.0,0.0, - half_thick_qua3 + half_thick_alu,0,"ONLY");
- gMC->Gspos("V0C1",2,"V0R3",0.0,0.0, + half_thick_qua3 - half_thick_alu,0,"ONLY");
-
- parbox[0] = half_thick_alu;
- parbox[1] = height3 / TMath::Cos(theta)/ 2.0;
- parbox[2] = half_thick_qua3;
-
- gMC->Gsvolu("V0C2","BOX",idtmed[3004],parbox,3); // aluminum rectangular foil
- Float_t h3;
- h3 = TMath::Tan(theta) * (r0 + height1 + height2 + height3/2.0);
- gMC->Gspos("V0C2",1,"V0R3",-h3 + half_thick_alu,0.0,0.0,idrotm[911],"ONLY");
- gMC->Gspos("V0C2",2,"V0R3",+h3 - half_thick_alu,0.0,0.0,idrotm[912],"ONLY");
-
- parbox[0] = TMath::Tan(theta) * (r0 + height1 + height2);
- parbox[1] = half_thick_alu;
- parbox[2] = half_thick_qua3;
- gMC->Gsvolu("V0C3","BOX",idtmed[3004],parbox,3);
- gMC->Gspos("V0C3",1,"V0R3",0.0, - (height3/2.0) + half_thick_alu ,0.0,0,"ONLY");
-
-
- parbox[0] = TMath::Tan(theta) * (r0 + height1 + height2 + height3);
- parbox[1] = half_thick_alu;
- parbox[2] = half_thick_qua3;
- gMC->Gsvolu("V0C4","BOX",idtmed[3004],parbox,3);
- gMC->Gspos("V0C4",1,"V0R3",0.0, (height3/2.0) - half_thick_alu,0.0,0,"ONLY");
-
-
-// Elementary cell ring 4 :
-
- Float_t dist4;
- Float_t r4;
-
- dist4 = (- height + height4) /2.0 + height1 + height2 + height3;
- r4 = r3 + height4;
-
- par[0] = half_thick_qua4 - thick_alu;
- par[3] = height4 / 2.0 - thick_alu;
- par[4] = TMath::Tan(theta) * r3 - thick_alu;
- par[5] = TMath::Tan(theta) * r4 - thick_alu;
- par[7] = height4 / 2.0 - thick_alu;
- par[8] = TMath::Tan(theta) * r3 - thick_alu;
- par[9] = TMath::Tan(theta) * r4 - thick_alu;
-
- gMC->Gsvolu("V0R4","TRAP",idtmed[3002],par,11); // quartz volume
- gMC->Gspos("V0R4",1,"V0R0", 0.0, dist4 , - half_thick_qua1 + half_thick_qua4, 0,"ONLY");
-
-
- par[0] = half_thick_alu;
-
- gMC->Gsvolu("V0D1","TRAP",idtmed[3004],par,11); // aluminum trap-shaped foil
- gMC->Gspos("V0D1",1,"V0R4",0.0,0.0, - half_thick_qua4 + half_thick_alu,0,"ONLY");
- gMC->Gspos("V0D1",2,"V0R4",0.0,0.0, + half_thick_qua4 - half_thick_alu,0,"ONLY");
-
- parbox[0] = half_thick_alu;
- parbox[1] = height4 / TMath::Cos(theta)/ 2.0;
- parbox[2] = half_thick_qua4;
-
- gMC->Gsvolu("V0D2","BOX",idtmed[3004],parbox,3); // aluminum rectangular foil
- Float_t h4;
- h4 = TMath::Tan(theta) * (r0 + height1 + height2 + height3 + height4/2.0);
- gMC->Gspos("V0D2",1,"V0R4",-h4 + half_thick_alu,0.0,0.0,idrotm[911],"ONLY");
- gMC->Gspos("V0D2",2,"V0R4",+h4 - half_thick_alu,0.0,0.0,idrotm[912],"ONLY");
-
- parbox[0] = TMath::Tan(theta) * (r0 + height1 + height2 + height3);
- parbox[1] = half_thick_alu;
- parbox[2] = half_thick_qua4;
- gMC->Gsvolu("V0D3","BOX",idtmed[3004],parbox,3);
- gMC->Gspos("V0D3",1,"V0R4",0.0, - (height4/2.0) + half_thick_alu ,0.0,0,"ONLY");
-
-
- parbox[0] = TMath::Tan(theta) * (r0 + height1 + height2 + height3 + height4);
- parbox[1] = half_thick_alu;
- parbox[2] = half_thick_qua4;
- gMC->Gsvolu("V0D4","BOX",idtmed[3004],parbox,3);
- gMC->Gspos("V0D4",1,"V0R4",0.0, (height4/2.0) - half_thick_alu,0.0,0,"ONLY");
-
-
-// Elementary cell ring 5 :
-
- Float_t dist5;
-
- dist5 = (- height + height5) /2.0 + height1 + height2 + height3 + height4;
-
- par[0] = half_thick_qua5 - thick_alu;
- par[3] = height5 / 2.0 - thick_alu;
- par[4] = TMath::Tan(theta) * r4 - thick_alu;
- par[5] = TMath::Tan(theta) * r5 - thick_alu;
- par[7] = height5 / 2.0 - thick_alu;
- par[8] = TMath::Tan(theta) * r4 - thick_alu;
- par[9] = TMath::Tan(theta) * r5 - thick_alu;
-
- gMC->Gsvolu("V0R5","TRAP",idtmed[3002],par,11); // quartz volume
- gMC->Gspos("V0R5",1,"V0R0", 0.0, dist5 , - half_thick_qua1 + half_thick_qua5, 0,"ONLY");
-
-
- par[0] = half_thick_alu;
-
- gMC->Gsvolu("V0E1","TRAP",idtmed[3004],par,11); // aluminum trap-shaped foil
- gMC->Gspos("V0E1",1,"V0R5",0.0,0.0, - half_thick_qua5 + half_thick_alu,0,"ONLY");
- gMC->Gspos("V0E1",2,"V0R5",0.0,0.0, + half_thick_qua5 - half_thick_alu,0,"ONLY");
-
- parbox[0] = half_thick_alu;
- parbox[1] = height5 / TMath::Cos(theta)/ 2.0;
- parbox[2] = half_thick_qua5;
-
- gMC->Gsvolu("V0E2","BOX",idtmed[3004],parbox,3); // aluminum rectangular foil
- Float_t h5;
- h5 = TMath::Tan(theta) * (r0 + height1 + height2 + height3 + height4 + height5/2.0);
- gMC->Gspos("V0E2",1,"V0R5",-h5 + half_thick_alu,0.0,0.0,idrotm[911],"ONLY");
- gMC->Gspos("V0E2",2,"V0R5",+h5 - half_thick_alu,0.0,0.0,idrotm[912],"ONLY");
-
- parbox[0] = TMath::Tan(theta) * (r0 + height1 + height2 + height3 + height4);
- parbox[1] = half_thick_alu;
- parbox[2] = half_thick_qua5;
- gMC->Gsvolu("V0E3","BOX",idtmed[3004],parbox,3);
- gMC->Gspos("V0E3",1,"V0R5",0.0, - (height5/2.0) + half_thick_alu ,0.0,0,"ONLY");
-
-
- parbox[0] = TMath::Tan(theta) * r5;
- parbox[1] = half_thick_alu;
- parbox[2] = half_thick_qua5;
- gMC->Gsvolu("V0E4","BOX",idtmed[3004],parbox,3);
- gMC->Gspos("V0E4",1,"V0R5",0.0, (height5/2.0) - half_thick_alu,0.0,0,"ONLY");
-
-
- Float_t phi_rad ;
- Float_t phi_deg = 180./6.;
-
- // Partie de droite :
-
- for(Float_t phi = 15.0; phi < 360.0; phi = phi + phi_deg)
- {
- phi_rad = phi*pi/180.;
- AliMatrix(idrotm[902], 90.0, phi, 90.0, 90.0 +phi, 0.0 , 0.0);
- gMC->Gspos("V0R0",n_detec_R,"V0RI",-dist0*TMath::Sin(phi_rad),
- dist0*TMath::Cos(phi_rad),offset + half_thick_qua1,idrotm[902],"ONLY");
- n_detec_R++;
- }
-
- gMC->Gspos("V0RI",1,"ALIC",0.0,0.0,zdet,0,"ONLY");
-
- n_cells_R = (n_detec_R - 1) * 5;
- printf(" \n\n\n");
- printf(" Number of cells on Right side = %d\n", n_cells_R);
-
-// Partie de gauche :
-
- for(Float_t phi = 15.0; phi < 360.0; phi = phi + phi_deg)
- {
- phi_rad = phi*pi/180.;
- AliMatrix(idrotm[902], 90.0, phi, 90.0, 90.0 +phi, 0.0 , 0.0);
- gMC->Gspos("V0L0",n_detec_L,"V0LE",-dist0_left*TMath::Sin(phi_rad),
- dist0_left*TMath::Cos(phi_rad),offset_left + half_thick_qua1,idrotm[902],"ONLY");
- n_detec_L++;
- }
-
-
- gMC->Gspos("V0LE",1,"ALIC",0.0,0.0,-350.0-fThickness1/2.0,0,"ONLY");
-
- n_cells_L = (n_detec_L - 1) * 5;
- printf(" \n\n\n");
- printf(" Number of cells on Left side = %d\n\n", n_cells_L);
-
-
-}
-
-
-
-//_____________________________________________________________________________
-void AliVZEROv0::BuildGeometry()
-{
-
- // Builds simple ROOT TNode geometry for event display
-
-
- Int_t i;
-
- printf("\n");
- for(i=0;i<30;i++) printf("*");
- printf(" VZERO BuildGeometry ");
- for(i=0;i<30;i++) printf("*");
- printf("\n");
-
- TNode *Top;
-
- TNode *V0Rnode, *V0Rnode0, *V0Rnode6 , *V0Rnode7, *V0Rnode8, *V0Rnode9;
- TNode *V0Rnode1, *V0Rnode2, *V0Rnode3, *V0Rnode4, *V0Rnode5;
- TNode *V0Lnode, *V0Lnode0;
- TNode *V0Lnode1, *V0Lnode2, *V0Lnode3, *V0Lnode4, *V0Lnode5;
-
- const int kColorVZERO = kGreen;
-
- Top = gAlice->GetGeometry()->GetNode("alice");
-
- Float_t height1, height2, height3, height4, height5;
- Float_t height;
- Float_t theta;
- Float_t half_thick_alu;
- Float_t half_thick_qua1,half_thick_qua2,half_thick_qua3;
- Float_t half_thick_qua4,half_thick_qua5;
- Float_t zdet;
- Float_t r0, r5;
- Float_t pi = TMath::Pi();
- Float_t thick_alu;
-
-// height1 = 1.9;
-// height2 = 3.7;
-// height3 = 6.2;
-// height4 = 10.5;
-// height5 = 10.5;
-
- height1 = 2.0; // height of cell 1, in cm
- height2 = 3.2; // height of cell 2, in cm
- height3 = 4.9; // height of cell 3, in cm
- height4 = 7.5; // height of cell 4, in cm
- height5 = 12.0; // height of cell 5, in cm
-
- theta = pi/6.0/2.0;
- half_thick_alu = 0.0025;
- thick_alu = 2.0 * half_thick_alu;
- half_thick_qua1 = fThickness1/2.0;
- half_thick_qua2 = half_thick_qua1 - 0.25;
- half_thick_qua3 = half_thick_qua2 - 0.25;
- half_thick_qua4 = half_thick_qua3 - 0.25;
- half_thick_qua5 = half_thick_qua4 - 0.25;
-
- zdet = 86.9 +fThickness/2.0;
- r0 = 4.0;
- height = height1 + height2 + height3 + height4 + height5;
- r5 = r0 + height;
-
- Float_t partube[3];
-
- partube[0] = r0 - 0.2;
- partube[1] = (r5 + 1.0) / TMath::Cos(theta);
- partube[2] = fThickness/2.0;
-
- TTUBE *V0RI = new TTUBE("V0RI", "V0RI", "void", partube[0], partube[1], partube[2]);
-
- Top->cd();
-
- V0Rnode = new TNode("V0RI","V0RI",V0RI,0.0,0.0,+zdet,0);
-
- V0Rnode->SetLineColor(kBlue);
- fNodes->Add(V0Rnode);
-
- V0Rnode->SetVisibility(2);
-
-
-// Rondelles de carbone (epaisseur 1 mm) de maintien des cellules ...
-
-
- Float_t parbox[10];
-
- parbox[0] = 0.;
- parbox[1] = 360.;
- parbox[2] = 12.;
- parbox[3] = 2.;
- parbox[4] = -0.1/2.0;
- parbox[5] = r0;
- parbox[6] = r5;
- parbox[7] = +0.1/2.0;
- parbox[8] = r0;
- parbox[9] = r5;
-
-
- TPGON *V0CA = new TPGON("V0CA", "V0CA", "void",parbox[0], parbox[1],
- static_cast<Int_t>(parbox[2]),
- static_cast<Int_t>(parbox[3]));
-
- V0CA->DefineSection( 0, parbox[4], parbox[5], parbox[6] );
- V0CA->DefineSection( 1, parbox[7], parbox[8], parbox[9] );
-
- V0Rnode->cd();
- V0Rnode6 = new TNode("V0CA", "V0CA",V0CA,0.0,0.0, fThickness/2.0-parbox[7],0);
- V0Rnode6->SetLineColor(kYellow);
- fNodes->Add(V0Rnode6);
- V0Rnode->cd();
- V0Rnode7 = new TNode("V0CA", "V0CA",V0CA,0.0,0.0,-fThickness/2.0+parbox[7],0);
- V0Rnode7->SetLineColor(kYellow);
- fNodes->Add(V0Rnode7);
-
- parbox[4] = -fThickness/2.0;
- parbox[5] = r0 - 0.2;
- parbox[6] = r0;
- parbox[7] = +fThickness/2.0;
- parbox[8] = r0 - 0.2;
- parbox[9] = r0;
-
- TPGON *V0IR = new TPGON("V0IR","V0IR","void", parbox[0], parbox[1],
- static_cast<Int_t>(parbox[2]),
- static_cast<Int_t>(parbox[3]));
- V0IR->DefineSection( 0, parbox[4], parbox[5], parbox[6] );
- V0IR->DefineSection( 1, parbox[7], parbox[8], parbox[9] );
-
- V0Rnode->cd();
- V0Rnode8 = new TNode("V0IR", "V0IR",V0IR,0.0,0.0,0.0,0);
- V0Rnode8->SetLineColor(kYellow);
- fNodes->Add(V0Rnode8);
-
- parbox[4] = -fThickness/2.0;
- parbox[5] = r5;
- parbox[6] = r5 + 1.0;
- parbox[7] = +fThickness/2.0;
- parbox[8] = r5;
- parbox[9] = r5 + 1.0;
-
- TPGON *V0ER = new TPGON("V0ER","V0ER","void", parbox[0], parbox[1],
- static_cast<Int_t>(parbox[2]),
- static_cast<Int_t>(parbox[3]));
-
- V0ER->DefineSection( 0, parbox[4], parbox[5], parbox[6] );
- V0ER->DefineSection( 1, parbox[7], parbox[8], parbox[9] );
-
- V0Rnode->cd();
- V0Rnode9 = new TNode("V0ER", "V0ER",V0ER,0.0,0.0,0.0,0);
- V0Rnode9->SetLineColor(kYellow);
- fNodes->Add(V0Rnode9);
-
- Float_t dist0;
- Float_t par[11];
-
- dist0 = r0 + height / 2.0;
- thick_alu = 2.0*half_thick_alu;
-
- par[0] = half_thick_qua1;
- par[1] = 0.0;
- par[2] = 0.0;
- par[3] = height / 2.0 ;
- par[4] = TMath::Tan(theta) * r0;
- par[5] = TMath::Tan(theta) * r5;
- par[6] = 0.0;
- par[7] = height / 2.0 ;
- par[8] = TMath::Tan(theta) * r0;
- par[9] = TMath::Tan(theta) * r5;
- par[10] = 0.0;
-
- TTRAP *V0R0 = new TTRAP("V0R0", "V0R0", "void", par[0], par[1], par[2], par[3],
- par[4], par[5], par[6], par[7], par[8], par[9], par[10]);
-
- Float_t dist1;
- Float_t r1;
- Float_t offset;
-
- dist1 = (- height + height1) /2.0;
- r1 = r0 + height1;
- offset = - fThickness/2.0 + 0.1;
-
- par[0] = half_thick_qua1 - thick_alu;
- par[3] = height1 / 2.0 - thick_alu;
- par[4] = TMath::Tan(theta) * r0 - thick_alu;
- par[5] = TMath::Tan(theta) * r1- thick_alu;
- par[7] = height1 / 2.0 - thick_alu;
- par[8] = TMath::Tan(theta) * r0 - thick_alu;
- par[9] = TMath::Tan(theta) * r1 - thick_alu;
-
- TTRAP *V0R1 = new TTRAP("V0R1", "V0R1", "void", par[0], par[1], par[2], par[3],
- par[4], par[5], par[6], par[7], par[8], par[9], par[10]);
-
-
- Float_t dist2;
- Float_t r2;
-
- dist2 = (- height + height2) /2.0 + height1;
- r2 = r1 + height2;
-
- par[0] = half_thick_qua2 - thick_alu;
- par[3] = height2 / 2.0 - thick_alu;
- par[4] = TMath::Tan(theta) * r1 - thick_alu;
- par[5] = TMath::Tan(theta) * r2 - thick_alu;
- par[7] = height2 / 2.0 - thick_alu;
- par[8] = TMath::Tan(theta) * r1 - thick_alu;
- par[9] = TMath::Tan(theta) * r2 - thick_alu;
-
-
- TTRAP *V0R2 = new TTRAP("V0R2", "V0R2", "void", par[0], par[1], par[2], par[3],
- par[4], par[5], par[6], par[7], par[8], par[9], par[10]);
-
-
- Float_t dist3;
- Float_t r3;
-
- dist3 = (- height + height3) /2.0 + height1 + height2;
- r3 = r2 + height3;
-
- par[0] = half_thick_qua3 - thick_alu;
- par[3] = height3 / 2.0 - thick_alu;
- par[4] = TMath::Tan(theta) * r2 - thick_alu;
- par[5] = TMath::Tan(theta) * r3 - thick_alu;
- par[7] = height3 / 2.0 - thick_alu;
- par[8] = TMath::Tan(theta) * r2 - thick_alu;
- par[9] = TMath::Tan(theta) * r3 - thick_alu;
-
-
- TTRAP *V0R3 = new TTRAP("V0R3", "V0R3", "void", par[0], par[1], par[2], par[3],
- par[4], par[5], par[6], par[7], par[8], par[9], par[10]);
-
-
- Float_t dist4;
- Float_t r4;
-
- dist4 = (- height + height4) /2.0 + height1 + height2 + height3;
- r4 = r3 + height4;
-
- par[0] = half_thick_qua4 - thick_alu;
- par[3] = height4 / 2.0 - thick_alu;
- par[4] = TMath::Tan(theta) * r3 - thick_alu;
- par[5] = TMath::Tan(theta) * r4 - thick_alu;
- par[7] = height4 / 2.0 - thick_alu;
- par[8] = TMath::Tan(theta) * r3 - thick_alu;
- par[9] = TMath::Tan(theta) * r4 - thick_alu;
-
-
- TTRAP *V0R4 = new TTRAP("V0R4", "V0R4", "void", par[0], par[1], par[2], par[3],
- par[4], par[5], par[6], par[7], par[8], par[9], par[10]);
-
-
- Float_t dist5;
-
- dist5 = (- height + height5) /2.0 + height1 + height2 + height3 + height4;
-
- par[0] = half_thick_qua5 - thick_alu;
- par[3] = height5 / 2.0 - thick_alu;
- par[4] = TMath::Tan(theta) * r4 - thick_alu;
- par[5] = TMath::Tan(theta) * r5 - thick_alu;
- par[7] = height5 / 2.0 - thick_alu;
- par[8] = TMath::Tan(theta) * r4 - thick_alu;
- par[9] = TMath::Tan(theta) * r5 - thick_alu;
-
-
- TTRAP *V0R5 = new TTRAP("V0R5", "V0R5", "void", par[0], par[1], par[2], par[3],
- par[4], par[5], par[6], par[7], par[8], par[9], par[10]);
-
-
- Float_t phi;
- Float_t phi_deg= 180./6.;
- Float_t phi_rad;
- Float_t xdet,ydet;
- Int_t n_detec_R = 1;
-
- char NameNode[12];
-
-
- for (phi = 15.0; phi < 360.0; phi = phi + phi_deg)
- {
-
- TRotMatrix* mat920 = new TRotMatrix("rot920","rot920", 90.0, +phi, 90., 90.+phi, 0.0, 0.0 );
-
- phi_rad = phi*pi/180.;
- xdet = dist0*TMath::Sin(phi_rad);
- ydet = dist0*TMath::Cos(phi_rad);
-
-
- sprintf(NameNode,"SUBDER%d",n_detec_R);
-
- V0Rnode->cd();
- V0Rnode0 = new TNode(NameNode,NameNode,V0R0,-xdet,ydet, offset + half_thick_qua1,mat920);
- V0Rnode0->SetLineColor(kColorVZERO);
- fNodes->Add(V0Rnode0);
- n_detec_R++;
-
- sprintf(NameNode,"SUBDER%d",n_detec_R);
- V0Rnode0->cd();
- V0Rnode1 = new TNode(NameNode,NameNode,V0R1,0.0,dist1, 0.0,0);
- V0Rnode1->SetLineColor(kColorVZERO);
- fNodes->Add(V0Rnode1);
- n_detec_R++;
-
- sprintf(NameNode,"SUBDER%d",n_detec_R);
- V0Rnode0->cd();
- V0Rnode2 = new TNode(NameNode,NameNode,V0R2,0.0,dist2, - half_thick_qua1 + half_thick_qua2,0);
- V0Rnode2->SetLineColor(kColorVZERO);
- fNodes->Add(V0Rnode2);
- n_detec_R++;
-
-
- sprintf(NameNode,"SUBDER%d",n_detec_R);
- V0Rnode0->cd();
- V0Rnode3 = new TNode(NameNode,NameNode,V0R3,0.0,dist3, - half_thick_qua1 + half_thick_qua3,0);
- V0Rnode3->SetLineColor(kColorVZERO);
- fNodes->Add(V0Rnode3);
- n_detec_R++;
-
- sprintf(NameNode,"SUBDER%d",n_detec_R);
- V0Rnode0->cd();
- V0Rnode4 = new TNode(NameNode,NameNode,V0R4,0.0,dist4, - half_thick_qua1 + half_thick_qua4,0);
- V0Rnode4->SetLineColor(kColorVZERO);
- fNodes->Add(V0Rnode4);
- n_detec_R++;
-
- sprintf(NameNode,"SUBDER%d",n_detec_R);
- V0Rnode0->cd();
- V0Rnode5 = new TNode(NameNode,NameNode,V0R5,0.0,dist5, - half_thick_qua1 + half_thick_qua5,0);
- V0Rnode5->SetLineColor(kColorVZERO);
- fNodes->Add(V0Rnode5);
- n_detec_R++;
-
- V0Rnode0->SetVisibility(2);
-
- }
-
-
-// Left side of VZERO :
-
-
- Float_t dist0_left;
- Float_t r0_left = 4.3;
- Float_t height1_left = 2.6;
- Float_t height2_left = 4.1;
- Float_t height3_left = 6.4;
- Float_t height4_left = 10.2;
- Float_t height5_left = 16.9;
- Float_t height_left = height1_left + height2_left + height3_left
- + height4_left + height5_left;
- Float_t r5_left = r0_left + height_left;
-
- partube[0] = r0_left;
- partube[1] = (r5_left) / TMath::Cos(theta);
- partube[2] = fThickness1/2.0;
-
- TTUBE *V0LE = new TTUBE("V0LE", "V0LE", "void", partube[0], partube[1], partube[2]);
-
- Top->cd();
-
- V0Lnode = new TNode("V0LE","V0LE",V0LE,0.0,0.0,-350.0-fThickness1/2.0,0);
-
- V0Lnode->SetLineColor(kBlue);
- fNodes->Add(V0Lnode);
-
- V0Lnode->SetVisibility(2);
-
- dist0_left = r0_left + height_left / 2.0;
- thick_alu = 2.0*half_thick_alu;
-
- par[0] = half_thick_qua1;
- par[1] = 0.0;
- par[2] = 0.0;
- par[3] = height_left / 2.0 ;
- par[4] = TMath::Tan(theta) * r0_left;
- par[5] = TMath::Tan(theta) * r5_left;
- par[6] = 0.0;
- par[7] = height_left / 2.0 ;
- par[8] = TMath::Tan(theta) * r0_left;
- par[9] = TMath::Tan(theta) * r5_left;
- par[10] = 0.0;
-
- TTRAP *V0L0 = new TTRAP("V0L0", "V0L0", "void", par[0], par[1], par[2], par[3],
- par[4], par[5], par[6], par[7], par[8], par[9], par[10]);
-
-
- Float_t dist1_left;
- Float_t r1_left;
- Float_t offset_left;
-
- dist1_left = (- height_left + height1_left) /2.0;
- r1_left = r0_left + height1_left;
- offset_left = - fThickness1/2.0 + 0.1;
-
- par[0] = half_thick_qua1 - thick_alu;
- par[3] = height1_left / 2.0 - thick_alu;
- par[4] = TMath::Tan(theta) * r0_left - thick_alu;
- par[5] = TMath::Tan(theta) * r1_left- thick_alu;
- par[7] = height1_left / 2.0 - thick_alu;
- par[8] = TMath::Tan(theta) * r0_left - thick_alu;
- par[9] = TMath::Tan(theta) * r1_left - thick_alu;
-
- TTRAP *V0L1 = new TTRAP("V0L1", "V0L1", "void", par[0], par[1], par[2], par[3],
- par[4], par[5], par[6], par[7], par[8], par[9], par[10]);
-
- Float_t dist2_left;
- Float_t r2_left;
-
- dist2_left = (- height_left + height2_left) /2.0 + height1_left;
- r2_left = r1_left + height2_left;
-
- par[0] = half_thick_qua1 - thick_alu;
- par[3] = height2_left / 2.0 - thick_alu;
- par[4] = TMath::Tan(theta) * r1_left - thick_alu;
- par[5] = TMath::Tan(theta) * r2_left - thick_alu;
- par[7] = height2_left / 2.0 - thick_alu;
- par[8] = TMath::Tan(theta) * r1_left - thick_alu;
- par[9] = TMath::Tan(theta) * r2_left - thick_alu;
-
- TTRAP *V0L2 = new TTRAP("V0L2", "V0L2", "void", par[0], par[1], par[2], par[3],
- par[4], par[5], par[6], par[7], par[8], par[9], par[10]);
-
-
-
- Float_t dist3_left;
- Float_t r3_left;
-
- dist3_left = (- height_left + height3_left) /2.0 + height1_left + height2_left;
- r3_left = r2_left + height3_left;
-
- par[0] = half_thick_qua1 - thick_alu;
- par[3] = height3_left / 2.0 - thick_alu;
- par[4] = TMath::Tan(theta) * r2_left - thick_alu;
- par[5] = TMath::Tan(theta) * r3_left - thick_alu;
- par[7] = height3_left / 2.0 - thick_alu;
- par[8] = TMath::Tan(theta) * r2_left - thick_alu;
- par[9] = TMath::Tan(theta) * r3_left - thick_alu;
-
- TTRAP *V0L3 = new TTRAP("V0L3", "V0L3", "void", par[0], par[1], par[2], par[3],
- par[4], par[5], par[6], par[7], par[8], par[9], par[10]);
-
-
- Float_t dist4_left;
- Float_t r4_left;
-
- dist4_left = (- height_left + height4_left) /2.0 + height1_left
- + height2_left + height3_left;
- r4_left = r3_left + height4_left;
-
- par[0] = half_thick_qua1 - thick_alu;
- par[3] = height4_left / 2.0 - thick_alu;
- par[4] = TMath::Tan(theta) * r3_left - thick_alu;
- par[5] = TMath::Tan(theta) * r4_left - thick_alu;
- par[7] = height4_left / 2.0 - thick_alu;
- par[8] = TMath::Tan(theta) * r3_left - thick_alu;
- par[9] = TMath::Tan(theta) * r4_left - thick_alu;
-
- TTRAP *V0L4 = new TTRAP("V0L4", "V0L4", "void", par[0], par[1], par[2], par[3],
- par[4], par[5], par[6], par[7], par[8], par[9], par[10]);
-
-
- Float_t dist5_left;
-
-
- dist5_left = (- height_left + height5_left) /2.0 + height1_left
- + height2_left + height3_left + height4_left;
-
-
- par[0] = half_thick_qua1 - thick_alu;
- par[3] = height5_left / 2.0 - thick_alu;
- par[4] = TMath::Tan(theta) * r4_left - thick_alu;
- par[5] = TMath::Tan(theta) * r5_left - thick_alu;
- par[7] = height5_left / 2.0 - thick_alu;
- par[8] = TMath::Tan(theta) * r4_left - thick_alu;
- par[9] = TMath::Tan(theta) * r5_left - thick_alu;
-
- TTRAP *V0L5 = new TTRAP("V0L5", "V0L5", "void", par[0], par[1], par[2], par[3],
- par[4], par[5], par[6], par[7], par[8], par[9], par[10]);
-
-
- Int_t n_detec_L = 1;
-
- for (phi = 15.0; phi < 360.0; phi = phi + phi_deg)
- {
-
- TRotMatrix* mat920 = new TRotMatrix("rot920","rot920", 90.0, +phi, 90., 90.+phi, 0.0, 0.0 );
-
- phi_rad = phi*pi/180.;
- xdet = dist0_left*TMath::Sin(phi_rad);
- ydet = dist0_left*TMath::Cos(phi_rad);
-
-
- sprintf(NameNode,"SUBDEL%d",n_detec_L);
-
- V0Lnode->cd();
- V0Lnode0 = new TNode(NameNode,NameNode,V0L0,-xdet,ydet, offset_left + half_thick_qua1,mat920);
- V0Lnode0->SetLineColor(kColorVZERO);
- fNodes->Add(V0Lnode0);
- n_detec_L++;
-
- sprintf(NameNode,"SUBDEL%d",n_detec_L);
- V0Lnode0->cd();
- V0Lnode1 = new TNode(NameNode,NameNode,V0L1,0.0,dist1_left, 0.0,0);
- V0Lnode1->SetLineColor(kColorVZERO);
- fNodes->Add(V0Lnode1);
- n_detec_L++;
-
- sprintf(NameNode,"SUBDEL%d",n_detec_L);
- V0Lnode0->cd();
- V0Lnode2 = new TNode(NameNode,NameNode,V0L2,0.0,dist2_left, 0.0,0);
- V0Lnode2->SetLineColor(kColorVZERO);
- fNodes->Add(V0Lnode2);
- n_detec_L++;
-
-
- sprintf(NameNode,"SUBDEL%d",n_detec_L);
- V0Lnode0->cd();
- V0Lnode3 = new TNode(NameNode,NameNode,V0L3,0.0,dist3_left, 0.0,0);
- V0Lnode3->SetLineColor(kColorVZERO);
- fNodes->Add(V0Lnode3);
- n_detec_L++;
-
- sprintf(NameNode,"SUBDEL%d",n_detec_L);
- V0Lnode0->cd();
- V0Lnode4 = new TNode(NameNode,NameNode,V0L4,0.0,dist4_left, 0.0,0);
- V0Lnode4->SetLineColor(kColorVZERO);
- fNodes->Add(V0Lnode4);
- n_detec_L++;
-
- sprintf(NameNode,"SUBDEL%d",n_detec_L);
- V0Lnode0->cd();
- V0Lnode5 = new TNode(NameNode,NameNode,V0L5,0.0,dist5_left, 0.0,0);
- V0Lnode5->SetLineColor(kColorVZERO);
- fNodes->Add(V0Lnode5);
- n_detec_L++;
-
- V0Lnode0->SetVisibility(2);
-
- }
-
-
-}
-
-
-//------------------------------------------------------------------------
-void AliVZEROv0::CreateMaterials()
-{
- Int_t i;
-
- printf("\n");
- for(i=0;i<30;i++) printf("*");
- printf(" VZERO create materials ");
- for(i=0;i<30;i++) printf("*");
- printf("\n");
-
-
- Float_t ppckov[14] = { 5.5e-9, 5.7e-9, 5.9e-9, 6.1e-9, 6.3e-9, 6.5e-9, 6.7e-9,
- 6.9e-9, 7.1e-9, 7.3e-9, 7.5e-9, 7.7e-9, 7.9e-9, 8.1e-9 };
-
-
- Float_t ppckov_alu[14] = { 5.5e-9, 5.7e-9, 5.9e-9, 6.1e-9, 6.3e-9, 6.5e-9, 6.7e-9,
- 6.9e-9, 7.1e-9, 7.3e-9, 7.5e-9, 7.7e-9, 7.9e-9, 8.1e-9 };
-
- Float_t rindex_quarz[14] = { 1.52398, 1.53090, 1.53835, 1.54641, 1.55513, 1.56458,
- 1.57488, 1.58611, 1.59842, 1.61197, 1.62696, 1.64362,
- 1.662295, 1.68337 };
-
- Float_t absco_quarz[14] = { 105.8, 45.656, 35.665, 28.598, 25.007, 21.04, 17.525,
- 14.177, 9.282, 4.0925, 1.149, 0.3627, 0.1497, 0.05 };
-
- Float_t effic_all[14] = { 1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1. };
-
-
- Float_t rindex_alu[14] = { 1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1. };
-
-
- Float_t absco_alu[14] = { 1e-4,1e-4,1e-4,1e-4,1e-4,1e-4,1e-4,1e-4,1e-4,1e-4,
- 1e-4,1e-4,1e-4,1e-4 };
- Float_t effic_alu[14] = { 1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1. };
-
-
- Int_t *idtmed = fIdtmed->GetArray()-2999;
-
-
-// Parameters related to Quarz (SiO2) :
-
- Float_t aqua[2], zqua[2], densqua, wmatqua[2];
- Int_t nlmatqua;
-
- aqua[0] = 28.09;
- aqua[1] = 16.;
- zqua[0] = 14.;
- zqua[1] = 8.;
- densqua = 2.64;
- nlmatqua = -2;
- wmatqua[0] = 1.;
- wmatqua[1] = 2.;
-
-// Parameters related to aluminum sheets :
-
- Float_t aal = 26.98;
- Float_t zal = 13.00;
- Float_t densal= 2.7;
- Float_t radlal= 8.9;
-
-// Parameters related to scintillator CH :
-
- Float_t ascin[2] = {1.01,12.01};
- Float_t zscin[2] = {1,6};
- Float_t wscin[2] = {1,1};
- Float_t denscin = 1.03;
-
-// Definition of materials :
-
- AliMaterial( 1, "AIR A$", 14.61, 7.3, .001205, 30420., 67500, 0, 0);
- AliMaterial(11, "AIR I$", 14.61, 7.3, .001205, 30420., 67500, 0, 0);
- AliMaterial( 2, "CARBON$" , 12.01, 6.0, 2.265, 18.8, 49.9, 0, 0);
- AliMixture( 3, "QUA", aqua, zqua, densqua, nlmatqua, wmatqua);
- AliMaterial( 4, "ALUMINIUM1$", 26.98, 13., 2.7, 8.9, 37.2, 0, 0);
- AliMaterial( 5, "ALUMINIUM2$", aal, zal, densal, radlal, 0, 0, 0);
-
-
- AliMixture( 6, "Scintillator$",ascin,zscin,denscin,-2,wscin);
-
-
- Int_t ISXFLD = gAlice->Field()->Integ();
- Float_t SXMGMX = gAlice->Field()->Max();
-
- Float_t tmaxfd, stemax, deemax, epsil, stmin;
-
- tmaxfd = 10.;
- stemax = 0.1;
- deemax = 0.1;
- epsil = 0.001;
- stmin = 0.001;
-
- printf(" \n");
- printf(" StepQua, StepAlu = %f %f \n",fMaxStepQua,fMaxStepAlu);
- printf(" DeStepQua, DeStepAlu = %f %f \n",fMaxDestepQua,fMaxDestepAlu);
- printf(" \n");
-
-
-// Active Air :
- AliMedium(1, "ACTIVE AIR$", 1, 1, ISXFLD, SXMGMX,
- 10.0, 1.0, 0.1, 0.1, 10.0, 0, 0) ;
-
-// Inactive air :
-
- AliMedium(11, "INACTIVE AIR$", 11, 0, ISXFLD, SXMGMX,
- 10.0, 1.0, 0.1, 0.1, 10.0, 0, 0) ;
-
- AliMedium(2, "CARBON$ ", 2, 1, ISXFLD, SXMGMX,
- tmaxfd, stemax, deemax, epsil, stmin, 0, 0);
-
- AliMedium(3, "QUARZ$", 3, 1, ISXFLD, SXMGMX,
- tmaxfd, fMaxStepQua, fMaxDestepQua, epsil, stmin, 0, 0);
-
- AliMedium(4,"ALUMINUM1$",4, 1, ISXFLD, SXMGMX,
- tmaxfd, fMaxStepAlu, fMaxDestepAlu, epsil, stmin, 0, 0);
-
-
- AliMedium(5,"ALUMINUM2$",5, 1, ISXFLD, SXMGMX,
- tmaxfd, fMaxStepAlu, fMaxDestepAlu, epsil, stmin, 0, 0);
-
- AliMedium(6,"SCINTILLATOR$",6, 1, ISXFLD, SXMGMX, 10., .01, 1., .003, .003, 0, 0);
-
- gMC->Gstpar(idtmed[3000], "LOSS", 1.); // [3000] = air ACTIF [3010] = air INACTIF
- gMC->Gstpar(idtmed[3000], "HADR", 1.);
- gMC->Gstpar(idtmed[3000], "DCAY", 1.);
- gMC->Gstpar(idtmed[3000], "DRAY", 1.);
-
- gMC->Gstpar(idtmed[3001], "LOSS", 1.); // [3001] = carbon
- gMC->Gstpar(idtmed[3001], "HADR", 1.);
- gMC->Gstpar(idtmed[3001], "DCAY", 1.);
- gMC->Gstpar(idtmed[3001], "DRAY", 1.);
-
- gMC->Gstpar(idtmed[3002], "LOSS", 1.); // [3002] = quartz
- gMC->Gstpar(idtmed[3002], "HADR", 1.);
- gMC->Gstpar(idtmed[3002], "DCAY", 1.);
- gMC->Gstpar(idtmed[3002], "DRAY", 1.);
- gMC->Gstpar(idtmed[3002], "CUTGAM",0.5E-4) ;
- gMC->Gstpar(idtmed[3002], "CUTELE",1.0E-4) ;
-
- gMC->Gstpar(idtmed[3003], "LOSS", 1.); // [3003] = normal aluminum
- gMC->Gstpar(idtmed[3003], "HADR", 1.);
- gMC->Gstpar(idtmed[3003], "DCAY", 1.);
- gMC->Gstpar(idtmed[3003], "DRAY", 1.);
-
- gMC->Gstpar(idtmed[3004], "LOSS", 1.); // [3004] = reflecting aluminum
- gMC->Gstpar(idtmed[3004], "HADR", 1.);
- gMC->Gstpar(idtmed[3004], "DCAY", 1.);
- gMC->Gstpar(idtmed[3004], "DRAY", 1.);
- gMC->Gstpar(idtmed[3004], "CUTGAM",0.5E-4) ;
- gMC->Gstpar(idtmed[3004], "CUTELE",1.0E-4) ;
-
- gMC->Gstpar(idtmed[3005], "LOSS", 1.); // [3005] = scintillator
- gMC->Gstpar(idtmed[3005], "HADR", 1.);
- gMC->Gstpar(idtmed[3005], "DCAY", 1.);
- gMC->Gstpar(idtmed[3005], "DRAY", 1.);
-
- gMC->SetCerenkov(idtmed[3002], 14, ppckov, absco_quarz, effic_all,rindex_quarz);
- gMC->SetCerenkov(idtmed[3004], 14, ppckov_alu, absco_alu, effic_alu, rindex_alu);
-
-
-}
-//---------------------------------------------------------------------
-void AliVZEROv0::DrawModule()
-{
-
-// Drawing is done in DrawVZERO.C
-
- Int_t i;
-
- printf("\n");
- for(i=0;i<30;i++) printf("*");
- printf(" VZERO DrawModule ");
- for(i=0;i<30;i++) printf("*");
- printf("\n");
-
-
-}
-
-//-------------------------------------------------------------------
-void AliVZEROv0::Init()
-{
-// Initialises version 0 of the VZERO Detector
-// Just prints an information message
-
- printf(" VZERO version %d initialized \n",IsVersion());
-
-// gMC->SetMaxStep(fMaxStepAlu);
-// gMC->SetMaxStep(fMaxStepQua);
-
-// AliVZERO::Init();
-
-}
-
-//-------------------------------------------------------------------
-
-void AliVZEROv0::StepManager()
-{
-
-// (Very)Minimal version of StepManager
-
-
- Int_t copy;
- static Int_t vol[4];
- static Float_t hits[15];
-
- TLorentzVector pos;
-
- TLorentzVector mom;
- Float_t theta;
- Float_t phi;
- Float_t kRaddeg = 180/TMath::Pi();
- Float_t RingNumber;
-
- Int_t ipart;
-
-
-// TGeant3 *geant3 = (TGeant3*) gMC;
-// Int_t Nphot = geant3->Gckin2()->ngphot;
-
-
-// Only charged tracks :
-
- if ( !gMC->TrackCharge() || !gMC->IsTrackAlive() ) return;
-
-
- vol[0] = gMC->CurrentVolOffID(1, vol[1]);
- vol[2] = gMC->CurrentVolID(copy);
- vol[3] = copy;
-
- if ( gMC->CurrentVolID(copy) == gMC->VolId("V0R1") ||
- gMC->CurrentVolID(copy) == gMC->VolId("V0L1") )
- RingNumber = 1.0;
- else if ( gMC->CurrentVolID(copy) == gMC->VolId("V0R2") ||
- gMC->CurrentVolID(copy) == gMC->VolId("V0L2") )
- RingNumber = 2.0;
- else if ( gMC->CurrentVolID(copy) == gMC->VolId("V0R3") ||
- gMC->CurrentVolID(copy) == gMC->VolId("V0L3") )
- RingNumber = 3.0;
- else if ( gMC->CurrentVolID(copy) == gMC->VolId("V0R4") ||
- gMC->CurrentVolID(copy) == gMC->VolId("V0L4") )
- RingNumber = 4.0;
- else if ( gMC->CurrentVolID(copy) == gMC->VolId("V0R5") ||
- gMC->CurrentVolID(copy) == gMC->VolId("V0L5") )
- RingNumber = 5.0;
- else
- RingNumber = 0.0;
-
- if (gMC->IsTrackEntering() && RingNumber > 0.5) {
-
- gMC->TrackPosition(pos);
-
- gMC->TrackMomentum(mom);
- Double_t tc = mom[0]*mom[0]+mom[1]*mom[1];
- Double_t Pt = TMath::Sqrt(tc);
- Double_t Pmom = TMath::Sqrt(tc+mom[2]*mom[2]);
-
- theta = Float_t(TMath::ATan2(Pt,Double_t(mom[2])))*kRaddeg;
- phi = Float_t(TMath::ATan2(Double_t(mom[1]),Double_t(mom[0])))*kRaddeg;
-
- ipart = gMC->TrackPid();
-
- hits[0] = pos[0];
- hits[1] = pos[1];
- hits[2] = pos[2];
- hits[3] = ipart;
-
-// Float_t ttime = gMC->TrackTime();
-// hits[4] = ttime*1e9;
-
- hits[4] = gMC->TrackTime();
- hits[5] = gMC->TrackCharge();
- hits[6] = theta;
- hits[7] = phi;
- hits[8] = RingNumber;
-
- hits[9] = Pt;
- hits[10] = Pmom;
- hits[11] = mom[0];
- hits[12] = mom[1];
- hits[13] = mom[2];
-
-
- AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
-
- }
-
-}
-
-//_____________________________________________________________________________
-void AliVZEROv0::AddHit(Int_t track, Int_t *vol, Float_t *hits)
-{
- //
- // Add a VZERO hit
- //
-
- TClonesArray &lhits = *fHits;
- new(lhits[fNhits++]) AliVZEROhit(fIshunt,track,vol,hits);
-}
-
-//---------------------------------------------------------------------
-void AliVZEROv0::AddDigits(Int_t *tracks, Int_t* digits)
-{
-
- TClonesArray &ldigits = *fDigits;
- new(ldigits[fNdigits++]) AliVZEROdigit(tracks, digits);
-}
-
-//---------------------------------------------------------------------
-void AliVZEROv0::MakeBranch(Option_t *option)
-{
-
- // Creates new branches in the current Root Tree
-
-
- char branchname[10];
- sprintf(branchname,"%s",GetName());
- printf(" fBufferSize = %d \n",fBufferSize);
-
- const char *H = strstr(option,"H");
-
- if (fHits && TreeH() && H) {
- TreeH()->Branch(branchname,&fHits, fBufferSize);
- printf("* AliDetector::MakeBranch * Making Branch %s for hits\n",branchname);
- }
-
- const char *D = strstr(option,"D");
- //
- if (fDigits && gAlice->TreeD() && D) {
- gAlice->TreeD()->Branch(branchname,&fDigits, fBufferSize);
- printf("* AliDetector::MakeBranch * Making Branch %s for digits\n",branchname);
- }
-
-}
git://git.uio.no / u / mrichter / AliRoot.git / commitdiff