///////////////////////////////////////////////////////////////////////////////
// //
// Magnetic Dipole version 1 //
// //
//Begin_Html
/*
The responsible person for this module is
Andreas Morsch.
*/
//End_Html
// //
// //
///////////////////////////////////////////////////////////////////////////////
#include "AliDIPOv1.h"
#include "AliRun.h"
#include "AliMC.h"
ClassImp(AliDIPOv1)
//_____________________________________________________________________________
AliDIPOv1::AliDIPOv1() : AliDIPO()
{
//
// Default constructor for the magnetic dipole version 1
//
}
//_____________________________________________________________________________
AliDIPOv1::AliDIPOv1(const char *name, const char *title)
: AliDIPO(name,title)
{
//
// Standard constructor for magnetic dipole version 1
//
SetMarkerColor(7);
SetMarkerStyle(2);
SetMarkerSize(0.4);
}
//_____________________________________________________________________________
void AliDIPOv1::CreateGeometry()
{
//
// Creation of the geometry of the magnetic DIPOLE version 1
//
//Begin_Html
/*
*/
//End_Html
//Begin_Html
/*
*/
//End_Html
AliMC* pMC = AliMC::GetMC();
Float_t par[5];
Int_t *idtmed = gAlice->Idtmed();
//abs_d = 90.; // DEFINES DRIFT LENGTH
//z_nose = 102.;
//z_cone = 285.;
//theta1 = 24.; // 1. angle defining the front absorber
//theta2 = 5.; // 2. angle defining the front absorbe
//acc_max = 9.; // ANGLE POLAIRE MAXIMUM
//acc_min = 2.; // ANGLE POLAIRE MINIMUM DE DETECTION
//abs_l = 503.;
//d_steel = 1.; // THICKNESS OF STEEL SUPPORT
//d_poly = 7.5;
//d_pb = 2.5;
//abs_cc = 315.; // DEFINES LENGTH OF CARBON
//abs_c = 358.;
//abs_s = 150.; // DEFINES W-SHIELD LENGTH
//abs_n = 80.; // START OF NOSE
//r_abs = 4.;
//r_pb = .1;
//epsilon = .01;
//theta_r = 3.;
//d_rear = 35.;
//theta_open = .75;
//z_l3 = 700.;
//zmag_in = 725.;
//zmag_out = 1225.;
//zfil_in = 1471.;
//zfil_out = 1591.;
//zcon_in = 1900.;
//zcon_out = 2e3;
//zcone_e = 859.0875;
//spec_l = 1800.;
//zplug_in = 1780.;
//zplug_out = 1900.;
// Chamber position
// CZ1=515.5
//cz1 = 511.;
//cz2 = 686.;
//cz3 = 971.;
//cz4 = 1245.;
//cz5 = 1445.;
//cz6 = 1610.;
//cz7 = 1710.;
// DIPOLE MAGNET
par[0] = 0.;
par[1] = 280.;
par[2] = 250.;
pMC->Gsvolu("DDIP", "TUBE", idtmed[1801], par, 3);
// COIL
par[0] = 250.;
par[1] = 125.;
par[2] = 165.;
par[3] = 204.;
par[4] = 244.;
pMC->Gsvolu("DIPC", "CONE", idtmed[1810], par, 5);
pMC->Gspos("DIPC", 1, "DDIP", 0., 0., 0., 0, "ONLY");
par[0] = 250.;
par[1] = 115.;
par[2] = 125.;
par[3] = 194.;
par[4] = 204.;
pMC->Gsvolu("DIIC", "CONE", idtmed[1807], par, 5);
pMC->Gspos("DIIC", 1, "DDIP", 0., 0., 0., 0, "ONLY");
// YOKE
par[0] = 250.;
par[1] = 165.;
par[2] = 195.;
par[3] = 244.;
par[4] = 274.;
pMC->Gsvolu("DIPY", "CONE", idtmed[1834], par, 5);
pMC->Gspos("DIPY", 1, "DDIP", 0., 0., 0., 0, "ONLY");
pMC->Gspos("DDIP", 1, "ALIC", 0., 0., 725.+250, 0, "ONLY");
}
//_____________________________________________________________________________
void AliDIPOv1::DrawDetector()
{
//
// Draw a shaded view of the muon absorber
//
AliMC* pMC = AliMC::GetMC();
// Set everything unseen
pMC->Gsatt("*", "seen", -1);
//
// Set ALIC mother transparent
pMC->Gsatt("ALIC","SEEN",0);
//
// Set the volumes visible
pMC->Gsatt("DDIP","seen",1);
pMC->Gsatt("DIPC","seen",1);
pMC->Gsatt("DIIC","seen",1);
pMC->Gsatt("DIPY","seen",1);
//
pMC->Gdopt("hide", "on");
pMC->Gdopt("shad", "on");
pMC->Gsatt("*", "fill", 7);
pMC->SetClipBox(".");
pMC->SetClipBox(".");
pMC->DefaultRange();
pMC->Gdraw("alic", 30, 30, 0, 17, 13.5, .019, .019);
pMC->Gdhead(1111, "Magnetic Dipole Version 1");
pMC->Gdman(16, 4, "MAN");
}
//_____________________________________________________________________________
void AliDIPOv1::CreateMaterials()
{
//
// Create Materials for Dipole Magnet version 1
//
Int_t ISXFLD = gAlice->Field()->Integ();
Float_t SXMGMX = gAlice->Field()->Max();
Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 };
Float_t zsteel[4] = { 26.,24.,28.,14. };
Float_t wsteel[4] = { .715,.18,.1,.005 };
Float_t epsil, stmin, deemax, tmaxfd, stemax;
// STEEL
// --- Define the various materials for GEANT ---
AliMaterial(1809, "ALUMINIUM$", 26.98, 13., 2.7, 8.9, 37.2);
AliMaterial(1815, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500);
AliMaterial(1810, "IRON$ ", 55.85, 26., 7.87, 0, 17.1);
AliMaterial(1816, "VACUUM$ ", 1e-16, 1e-16, 1e-16, 1e16, 1e16);
AliMixture(1824, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel);
// ****************
// Defines tracking media parameters.
// Les valeurs sont commentees pour laisser le defaut
// a GEANT (version 3-21, page CONS200), f.m.
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(1801, "AIR_DI_US ", 1815, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin);
AliMedium(1802, "AIR_DI_US ", 1815, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin);
AliMedium(1803, "AIR_L3_US ", 1815, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin);
// Aluminum
AliMedium(1808, "ALU_DI_US ", 1809, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin);
AliMedium(1811, "ALU_DI_SH ", 1809, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin);
// Iron
AliMedium(1831, "FE_NF_US ", 1810, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin);
AliMedium(1832, "FE_DI_US ", 1810, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin);
AliMedium(1833, "FE_L3_US ", 1810, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin);
AliMedium(1834, "FE_NF_SH ", 1810, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin);
AliMedium(1835, "FE_DI_SH ", 1810, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin);
AliMedium(1836, "FE_L3_SH ", 1810, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin);
// Vacuum
AliMedium(1837, "VA_NF_US ", 1816, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin);
AliMedium(1838, "VA_DI_US ", 1816, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin);
AliMedium(1839, "VA_L3_US ", 1816, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin);
// Steel
AliMedium(1875, "ST_L3_US ", 1824, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin);
}
//_____________________________________________________________________________
void AliDIPOv1::StepManager()
{
//
// Called at each step in the Dipole Magnet
//
}