// //
///////////////////////////////////////////////////////////////////////////////
+#include <TVirtualMC.h>
+#include <TGeoManager.h>
+#include <TGeoVolume.h>
+#include <TGeoMatrix.h>
+#include <TGeoCompositeShape.h>
+#include <TGeoBBox.h>
+#include <TGeoXtru.h>
+#include <TGeoTube.h>
+#include <TGeoPgon.h>
+#include <TGeoArb8.h>
+#include <TGeoMedium.h>
+
#include "AliABSOv0.h"
-#include "AliRun.h"
#include "AliConst.h"
+#include "AliRun.h"
+#include "AliLog.h"
ClassImp(AliABSOv0)
//
// Standard constructor
//
- SetMarkerColor(7);
- SetMarkerStyle(2);
- SetMarkerSize(0.4);
}
//_____________________________________________________________________________
enum {kC=1605, kAl=1608, kFe=1609, kCu=1610, kW=1611, kPb=1612,
kNiCuW=1620, kVacuum=1615, kAir=1614, kConcrete=1616,
- kPolyCH2=1617, kSteel=1609, kInsulation=1613, kPolyCc=1619};
+ kPolyCH2=1617, kSteel=1618, kInsulation=1613, kPolyCc=1619};
Int_t *idtmed = fIdtmed->GetArray()-1599;
Float_t par[24], cpar[5], cpar0[5], pcpar[12], tpar[3], tpar0[3];
Float_t dz;
- Int_t idrotm[1699];
#include "ABSOSHILConst.h"
#include "ABSOConst.h"
//
fNLayers[0] = 5;
fMLayers[0][0] = kAir; fZLayers[0][0] = kZAbsStart;
fMLayers[0][1] = kC; fZLayers[0][1] = kZAbsCc;
- fMLayers[0][2] = kConcrete; fZLayers[0][2] = kZRear-kDRear-dzFe;
- fMLayers[0][3] = kSteel; fZLayers[0][3] = kZRear-kDRear;
+ fMLayers[0][2] = kConcrete; fZLayers[0][2] = kZRear - kDRear - dzFe;
+ fMLayers[0][3] = kSteel; fZLayers[0][3] = kZRear - kDRear;
fMLayers[0][4] = kSteel; fZLayers[0][4] = kZRear;
// 2 < theta < 3
fNLayers[1] = 6;
- fMLayers[1][0] = kAir ; fZLayers[1][0] = fZLayers[0][0]-10.;
+ fMLayers[1][0] = kAir ; fZLayers[1][0] = fZLayers[0][0] - 10.;
fMLayers[1][1] = kAl ; fZLayers[1][1] = fZLayers[0][0];
fMLayers[1][2] = fMLayers[0][1]; fZLayers[1][2] = fZLayers[0][1];
fMLayers[1][3] = fMLayers[0][2]; fZLayers[1][3] = fZLayers[0][2];
fMLayers[1][5] = kNiCuW; fZLayers[1][5] = fZLayers[0][4];
//
- Float_t dTube=0.1; // tube thickness
- Float_t dInsu=0.5; // insulation thickness
- Float_t dEnve=0.1; // protective envelope thickness
- // Float_t dFree=0.5; // clearance thickness
+ Float_t dTube = 0.1; // tube thickness
+ Float_t dInsu = 0.5; // insulation thickness
+ Float_t dEnve = 0.1; // protective envelope thickness
// Mother volume and outer shielding: Pb
par[1] = 360.;
par[2] = 7.;
- par[3] = -(kZRear-kZAbsStart)/2.;
- par[4] = kRAbs;
- par[5] = kZAbsStart * TMath::Tan(kTheta1);
+ par[21] = (kZRear - kZAbsStart) / 2.;
+ par[22] = kRAbs;
+ par[23] = kZAbsStart * TMath::Tan(kTheta1);
- par[6] = par[3]+(kZNose-kZAbsStart);
- par[7] = kRAbs;
- par[8] = kZNose * TMath::Tan(kTheta1);
+ par[18] = par[21] - (kZNose - kZAbsStart);
+ par[19] = kRAbs;
+ par[20] = kZNose * TMath::Tan(kTheta1);
- par[9] = par[3]+(kZConeTPC-kZAbsStart);
- par[10] = kRAbs;
- par[11] = par[8] + (par[9] - par[6]) * TMath::Tan(kTheta2);
+ par[15] = par[21] - (kZConeTPC - kZAbsStart);
+ par[16] = kRAbs;
+ par[17] = par[20] - (par[15] - par[18]) * TMath::Tan(kTheta2);
- par[12] = par[3]+(kZOpen-kZAbsStart);
+ par[12] = par[21] - (kZOpen - kZAbsStart);
par[13] = kRAbs;
- par[14] = par[11] + (par[12] - par[9]) * TMath::Tan(kAccMax);
-
- par[15] = par[3]+(kZRear-kDRear-kZAbsStart);
- par[16] = kRAbs + (par[15] - par[12]) * TMath::Tan(kThetaOpen1) ;
- par[17] = par[14] + (par[15] - par[12]) * TMath::Tan(kAccMax);
-
- par[18] = par[3]+(kZRear-kDRear-kZAbsStart);
- par[19] = (kZRear-kDRear) * TMath::Tan(kAccMin);
- par[20] = par[14] + (par[18] - par[12]) * TMath::Tan(kAccMax);
-
- par[21] = -par[3];
- par[22] = kZRear* TMath::Tan(kAccMin);
- par[23] = par[20] + (par[21] - par[18]) * TMath::Tan(kAccMax);
- gMC->Gsvolu("ABSS", "PCON", idtmed[kPb], par, 24);
- { // Begin local scope for i
- for (Int_t i=4; i<18; i+=3) par[i] = 0;
- } // End local scope for i
+ par[14] = par[17] - (par[12] - par[15]) * TMath::Tan(kAccMax);
+
+ par[9] = par[21] - (kZRear - kDRear - kZAbsStart);
+ par[10] = kRAbs - (par[9] - par[12]) * TMath::Tan(kThetaOpen1) ;
+ par[11] = par[14] - (par[9] - par[12]) * TMath::Tan(kAccMax);
+
+ par[6] = par[21] - (kZRear - kDRear - kZAbsStart);
+ par[7] = (kZRear - kDRear) * TMath::Tan(kAccMin);
+ par[8] = par[14] - (par[6] - par[12]) * TMath::Tan(kAccMax);
+
+ par[3] = - par[21];
+ par[4] = kZRear * TMath::Tan(kAccMin);
+ par[5] = par[8] - (par[3] - par[6]) * TMath::Tan(kAccMax);
+ gMC->Gsvolu("ABSS", "PCON", idtmed[kPb+40], par, 24);
+
+ for (Int_t i = 22; i > 7; i -= 3) par[i] = 0;
+
gMC->Gsvolu("ABSM", "PCON", idtmed[kVacuum+40], par, 24);
gMC->Gspos("ABSS", 1, "ABSM", 0., 0., 0., 0, "ONLY");
//
// Steel envelope
//
- par[4] = par[5] -kDSteel;
- par[7] = par[8] -kDSteel;
- par[10]= par[11]-kDSteel;
- par[13]= par[14]-kDSteel;
- par[16]= par[17]-kDSteel;
- par[19]= par[20]-kDSteel;
- par[22]= par[23]-kDSteel;
+ par[4] = par[5] - kDSteel;
+ par[7] = par[8] - kDSteel;
+ par[10]= par[11] - kDSteel;
+ par[13]= par[14] - kDSteel;
+ par[16]= par[17] - kDSteel;
+ par[19]= par[20] - kDSteel;
+ par[22]= par[23] - kDSteel;
+
gMC->Gsvolu("ABST", "PCON", idtmed[kSteel], par, 24);
gMC->Gspos("ABST", 1, "ABSS", 0., 0., 0., 0, "ONLY");
//
// Polyethylene shield
//
cpar[0] = (kZRear - kZConeTPC) / 2.;
- cpar[1] = kZConeTPC * TMath::Tan(kAccMax);
+ cpar[1] = kZRear * TMath::Tan(kAccMax);
cpar[2] = cpar[1] + kDPoly;
- cpar[3] = kZRear * TMath::Tan(kAccMax);
+ cpar[3] = kZConeTPC * TMath::Tan(kAccMax);
cpar[4] = cpar[3] + kDPoly;
+
gMC->Gsvolu("APOL", "CONE", idtmed[kPolyCH2+40], cpar, 5);
- dz = (kZRear-kZAbsStart)/2.-cpar[0];
+ dz = - (kZRear - kZAbsStart) / 2. + cpar[0];
gMC->Gspos("APOL", 1, "ABSS", 0., 0., dz, 0, "ONLY");
//
// Tungsten nose to protect TPC
//
cpar[0] = (kZNose - kZAbsStart) / 2.;
- cpar[1] = kZAbsStart * TMath::Tan(kAccMax);
- cpar[2] = kZAbsStart * TMath::Tan(kTheta1)-kDSteel;
- cpar[3] = kZNose * TMath::Tan(kAccMax);
- cpar[4] = kZNose * TMath::Tan(kTheta1)-kDSteel;
- gMC->Gsvolu("ANOS", "CONE", idtmed[kW], cpar, 5);
+ cpar[1] = kZNose * TMath::Tan(kAccMax);
+ cpar[2] = kZNose * TMath::Tan(kTheta1) - kDSteel;
+ cpar[3] = kZAbsStart * TMath::Tan(kAccMax);
+ cpar[4] = kZAbsStart * TMath::Tan(kTheta1) - kDSteel;
+
+ gMC->Gsvolu("ANOS", "CONE", idtmed[kNiCuW], cpar, 5);
//
- dz = -(kZRear-kZAbsStart)/2.+cpar[0];
+ dz = (kZRear - kZAbsStart) / 2. - cpar[0];
gMC->Gspos("ANOS", 1, "ABSS", 0., 0., dz, 0, "ONLY");
//
// Tungsten inner shield
//
- Float_t zW = kZTwoDeg+.1;
- Float_t dZ = zW+(kZRear-kDRear-zW)/2.;
+ Float_t zW = kZTwoDeg + .1;
+ Float_t dZ = zW + (kZRear - kDRear - zW) / 2.;
//
pcpar[0] = 0.;
pcpar[1] = 360.;
pcpar[2] = 3.;
- pcpar[3] = zW-dZ;
- pcpar[4] = kRAbs;
- pcpar[5] = zW * TMath::Tan(kAccMin);
- pcpar[6] = kZOpen-dZ;
+ pcpar[9] = - (zW - dZ);
+ pcpar[10] = kRAbs;
+ pcpar[11] = zW * TMath::Tan(kAccMin);
+ pcpar[6] = - (kZOpen - dZ);
pcpar[7] = kRAbs;
pcpar[8] = kZOpen * TMath::Tan(kAccMin);
- pcpar[9] = kZRear-kDRear-dZ;
- pcpar[10] = kRAbs+(kZRear-kDRear-kZOpen) * TMath::Tan(kThetaOpen1);
- pcpar[11] = (kZRear-kDRear) * TMath::Tan(kAccMin);
+ pcpar[3] = - (kZRear - kDRear - dZ);
+ pcpar[4] = kRAbs + (kZRear - kDRear - kZOpen) * TMath::Tan(kThetaOpen1);
+ pcpar[5] = (kZRear - kDRear) * TMath::Tan(kAccMin);
gMC->Gsvolu("AWIN", "PCON", idtmed[kNiCuW+40], pcpar, 12);
- dz=(zW+kZRear-kDRear)/2-(kZAbsStart+kZRear)/2.;
+ dz = -(zW + kZRear - kDRear) / 2 + (kZAbsStart + kZRear) / 2.;
gMC->Gspos("AWIN", 1, "ABSS", 0., 0., dz, 0, "ONLY");
//
// First part replaced by Carbon
//
cpar[0] = (200.-zW)/2.;
+
cpar[1] = kRAbs;
- cpar[2] = pcpar[5];
+ cpar[2] = 200. * TMath::Tan(kAccMin);
cpar[3] = kRAbs;
- cpar[4] = 200. * TMath::Tan(kAccMin);
+ cpar[4] = pcpar[11];
+
gMC->Gsvolu("ACNO", "CONE", idtmed[kC], cpar, 5);
- dz = zW-dZ+cpar[0];
+ dz = - (zW - dZ+cpar[0]);
gMC->Gspos("ACNO", 1, "AWIN", 0., 0., dz, 0, "ONLY");
/*
//
// Inner tracking region
//
- // mother volume: Cu
//
//
pcpar[0] = 0.;
pcpar[1] = 360.;
pcpar[2] = 3.;
- pcpar[3] = -(kZRear-kZAbsStart)/2.;
- pcpar[4] = kRAbs;
- pcpar[5] = kZAbsStart * TMath::Tan(kAccMax);
- pcpar[6] = pcpar[3]+(kZTwoDeg-kZAbsStart);
+ pcpar[9] = (kZRear - kZAbsStart) / 2.;
+ pcpar[10] = kRAbs;
+ pcpar[11] = kZAbsStart * TMath::Tan(kAccMax);
+ pcpar[6] = pcpar[9] - (kZTwoDeg - kZAbsStart);
pcpar[7] = kRAbs;
pcpar[8] = kZTwoDeg * TMath::Tan(kAccMax);
- pcpar[9] = -pcpar[3];
- pcpar[10] = kZRear * TMath::Tan(kAccMin);
- pcpar[11] = kZRear * TMath::Tan(kAccMax);
+ pcpar[3] = - pcpar[9];
+ pcpar[4] = kZRear * TMath::Tan(kAccMin);
+ pcpar[5] = kZRear * TMath::Tan(kAccMax);
gMC->Gsvolu("AITR", "PCON", idtmed[fMLayers[0][4]], pcpar, 12);
//
// special Pb medium for last 5 cm of Pb
- Float_t zr=kZRear-2.-0.001;
+ Float_t zr = kZRear - 2. - 0.001;
cpar[0] = 1.0;
- cpar[1] = zr * TMath::Tan(kThetaR);
- cpar[2] = zr * TMath::Tan(kAccMax);
- cpar[3] = cpar[1] + TMath::Tan(kThetaR) * 2;
- cpar[4] = cpar[2] + TMath::Tan(kAccMax) * 2;
+ cpar[3] = zr * TMath::Tan(kThetaR);
+ cpar[4] = zr * TMath::Tan(kAccMax);
+ cpar[1] = cpar[3] + TMath::Tan(kThetaR) * 2;
+ cpar[2] = cpar[4] + TMath::Tan(kAccMax) * 2;
+
gMC->Gsvolu("ARPB", "CONE", idtmed[fMLayers[0][4]], cpar, 5);
- dz=(kZRear-kZAbsStart)/2.-cpar[0]-0.001;
+ dz= - (kZRear - kZAbsStart) / 2. + cpar[0] - 0.001;
gMC->Gspos("ARPB", 1, "AITR", 0., 0., dz, 0, "ONLY");
//
// concrete cone: concrete
//
- pcpar[9] = pcpar[3]+(kZRear-kDRear-kZAbsStart);
- pcpar[10] = (kZRear-kDRear) * TMath::Tan(kAccMin);
- pcpar[11] = (kZRear-kDRear) * TMath::Tan(kAccMax);
+ pcpar[3] = pcpar[9] - (kZRear - kDRear - kZAbsStart);
+ pcpar[4] = (kZRear-kDRear) * TMath::Tan(kAccMin);
+ pcpar[5] = (kZRear-kDRear) * TMath::Tan(kAccMax);
gMC->Gsvolu("ACON", "PCON", idtmed[fMLayers[0][2]+40], pcpar, 12);
gMC->Gspos("ACON", 1, "AITR", 0., 0., 0., 0, "ONLY");
//
// Fe Cone
//
- zr = kZRear-kDRear-dzFe;
- cpar[0] = dzFe/2.;
- cpar[1] = zr * TMath::Tan(kAccMin);
- cpar[2] = zr * TMath::Tan(kAccMax);
- cpar[3] = cpar[1] + TMath::Tan(kAccMin) * dzFe;
- cpar[4] = cpar[2] + TMath::Tan(kAccMax) * dzFe;
+ zr = kZRear - kDRear - dzFe;
+
+ cpar[0] = dzFe/2.;
+ cpar[3] = zr * TMath::Tan(kAccMin);
+ cpar[4] = zr * TMath::Tan(kAccMax);
+ cpar[1] = cpar[3] + TMath::Tan(kAccMin) * dzFe;
+ cpar[2] = cpar[4] + TMath::Tan(kAccMax) * dzFe;
+
gMC->Gsvolu("ACFE", "CONE",idtmed[fMLayers[0][3]], cpar, 5);
- dz = (kZRear-kZAbsStart)/2.-kDRear-dzFe/2.;
+ dz = - (kZRear - kZAbsStart) / 2. + kDRear + dzFe / 2.;
gMC->Gspos("ACFE", 1, "ACON", 0., 0., dz, 0, "ONLY");
//
// carbon cone: carbon
//
- pcpar[9] = pcpar[3]+(kZAbsCc-kZAbsStart);
- pcpar[10] = kZAbsCc * TMath::Tan(kAccMin);
- pcpar[11] = kZAbsCc * TMath::Tan(kAccMax);
+ pcpar[3] = pcpar[9] - (kZAbsCc - kZAbsStart);
+ pcpar[4] = kZAbsCc * TMath::Tan(kAccMin);
+ pcpar[5] = kZAbsCc * TMath::Tan(kAccMax);
gMC->Gsvolu("ACAR", "PCON", idtmed[fMLayers[0][1]+40], pcpar, 12);
gMC->Gspos("ACAR", 1, "ACON", 0., 0., 0., 0, "ONLY");
//
// carbon cone outer region
//
cpar[0] = 10.;
- cpar[1] = kRAbs;
- cpar[2] = kZAbsStart* TMath::Tan(kAccMax);
cpar[3] = kRAbs;
- cpar[4] = cpar[2]+2. * cpar[0] * TMath::Tan(kAccMax);
+ cpar[4] = kZAbsStart * TMath::Tan(kAccMax);
+ cpar[1] = kRAbs;
+ cpar[2] = cpar[4] + 2. * cpar[0] * TMath::Tan(kAccMax);
gMC->Gsvolu("ACAO", "CONE", idtmed[fMLayers[0][1]], cpar, 5);
- dz=-(kZRear-kZAbsStart)/2.+cpar[0];
+ dz= (kZRear-kZAbsStart) / 2. - cpar[0];
gMC->Gspos("ACAO", 1, "ACAR", 0., 0., dz, 0, "ONLY");
//
// inner W shield
- Float_t epsi=0.;
- Float_t repsi=1.;
+ Float_t epsi = 0.;
+ Float_t repsi = 1.;
- zr=kZRear-(kDRear-epsi);
- cpar[0] = (kDRear-epsi)/2.;
- cpar[1] = zr * TMath::Tan(kAccMin);
- cpar[2] = zr * TMath::Tan(kThetaR*repsi);
- cpar[3] = cpar[1] + TMath::Tan(kAccMin) * (kDRear-epsi);
- cpar[4] = cpar[2] + TMath::Tan(kThetaR*repsi) * (kDRear-epsi);
- gMC->Gsvolu("ARW0", "CONE", idtmed[fMLayers[1][4]+40], cpar, 5);
- dz=(kZRear-kZAbsStart)/2.-cpar[0];
+ zr = kZRear - (kDRear - epsi);
+ cpar[0] = (kDRear - epsi) / 2.;
+ cpar[3] = zr * TMath::Tan(kAccMin);
+ cpar[4] = zr * TMath::Tan(kThetaR * repsi);
+ cpar[1] = cpar[3] + TMath::Tan(kAccMin) * (kDRear - epsi);
+ cpar[2] = cpar[4] + TMath::Tan(kThetaR * repsi) * (kDRear - epsi);
+
+ gMC->Gsvolu("ARW0", "CONE", idtmed[fMLayers[1][5]+40], cpar, 5);
+ dz= - (kZRear - kZAbsStart) / 2. + cpar[0];
gMC->Gspos("ARW0", 1, "AITR", 0., 0., dz, 0, "ONLY");
//
// special W medium for last 5 cm of W
- zr=kZRear-5;
+ zr = kZRear - 5;
cpar[0] = 2.5;
- cpar[1] = zr * TMath::Tan(kAccMin);
- cpar[2] = zr * TMath::Tan(kThetaR*repsi);
- cpar[3] = cpar[1] + TMath::Tan(kAccMin) * 5.;
- cpar[4] = cpar[2] + TMath::Tan(kThetaR*repsi) * 5.;
- gMC->Gsvolu("ARW1", "CONE", idtmed[fMLayers[1][4]+20], cpar, 5);
- dz=(kDRear-epsi)/2.-cpar[0];
+ cpar[3] = zr * TMath::Tan(kAccMin);
+ cpar[4] = zr * TMath::Tan(kThetaR * repsi);
+ cpar[1] = cpar[3] + TMath::Tan(kAccMin) * 5.;
+ cpar[2] = cpar[4] + TMath::Tan(kThetaR*repsi) * 5.;
+
+ gMC->Gsvolu("ARW1", "CONE", idtmed[fMLayers[1][5]+20], cpar, 5);
+ dz = - (kDRear-epsi) / 2. + cpar[0];
gMC->Gspos("ARW1", 1, "ARW0", 0., 0., dz, 0, "ONLY");
//
// Cu
- Float_t drMin=TMath::Tan(kThetaR) * 5;
- Float_t drMax=TMath::Tan(kAccMax) * 5;
+ Float_t drMin = TMath::Tan(kThetaR) * 5;
+ Float_t drMax = TMath::Tan(kAccMax) * 5;
gMC->Gsvolu("ARPE", "CONE", idtmed[fMLayers[0][4]], cpar, 0);
- cpar[0]=2.5;
- { // Begin local scope for i
- for (Int_t i=0; i<3; i++) {
- zr=kZRear-kDRear+5+i*10.;
- cpar[1] = zr * TMath::Tan(kThetaR);
- cpar[2] = zr * TMath::Tan(kAccMax);
- cpar[3] = cpar[1] + drMin;
- cpar[4] = cpar[2] + drMax;
- dz=(kZRear-kZAbsStart)/2.-cpar[0]-5.-(2-i)*10;
- gMC->Gsposp("ARPE", i+1, "AITR", 0., 0., dz, 0, "ONLY",cpar,5);
- }
- } // End local scope for i
+ cpar[0] = 2.5;
+
+ for (Int_t i = 0; i < 3; i++) {
+ zr = kZRear - kDRear + 5 + i * 10.;
+ cpar[3] = zr * TMath::Tan(kThetaR);
+ cpar[4] = zr * TMath::Tan(kAccMax);
+ cpar[1] = cpar[3] + drMin;
+ cpar[2] = cpar[4] + drMax;
+ dz = - (kZRear - kZAbsStart) / 2. + cpar[0] + 5. + (2 - i)*10;
+ gMC->Gsposp("ARPE", i+1, "AITR", 0., 0., dz, 0, "ONLY",cpar,5);
+ }
+
gMC->Gspos("AITR", 1, "ABSS", 0., 0., 0., 0, "ONLY");
- dz = (kZRear-kZAbsStart)/2.+kZAbsStart;
+ dz = - (kZRear - kZAbsStart) / 2. - kZAbsStart;
gMC->Gspos("ABSM", 1, "ALIC", 0., 0., dz, 0, "ONLY");
//
//
//
//
// cylindrical piece
- tpar0[2]=(kZOpen-kZAbsStart)/2;
- tpar0[0]=kRVacu;
- tpar0[1]=kRVacu+dTube+dInsu+dEnve;
+ tpar0[2] = (kZOpen-kZAbsStart)/2;
+ tpar0[0] = kRVacu;
+ tpar0[1] = kRVacu + dTube + dInsu + dEnve;
gMC->Gsvolu("AV11", "TUBE", idtmed[kSteel+40], tpar0, 3);
//
// insulation
- tpar[2]=tpar0[2];
- tpar[0]=kRVacu+dTube;
- tpar[1]=tpar[0]+dInsu;
+ tpar[2] = tpar0[2];
+ tpar[0] = kRVacu + dTube;
+ tpar[1] = tpar[0] + dInsu;
gMC->Gsvolu("AI11", "TUBE", idtmed[kInsulation+40], tpar, 3);
gMC->Gspos("AI11", 1, "AV11", 0., 0., 0., 0, "ONLY");
//
- dz=-(kZRear-kZAbsStart)/2.+tpar0[2];
+ dz = (kZRear - kZAbsStart) / 2. - tpar0[2];
gMC->Gspos("AV11", 1, "ABSM", 0., 0., dz, 0, "ONLY");
//
// conical piece
- cpar0[0]=(kZRear-kDRear-kZOpen)/2;
- cpar0[1]= kRVacu-0.05;
- cpar0[2]= kRVacu+dTube+dInsu+dEnve;
- Float_t dR=2.*cpar0[0]*TMath::Tan(kThetaOpen1);
- cpar0[3]=cpar0[1]+dR;
- cpar0[4]=cpar0[2]+dR;
+ cpar0[0] = (kZRear - kDRear - kZOpen) / 2.;
+ cpar0[3] = kRVacu - 0.05;
+ cpar0[4] = kRVacu + dTube + dInsu + dEnve;
+ Float_t dR = 2. * cpar0[0] * TMath::Tan(kThetaOpen1);
+ cpar0[1]=cpar0[3] + dR;
+ cpar0[2]=cpar0[4] + dR;
gMC->Gsvolu("AV21", "CONE", idtmed[kSteel+40], cpar0, 5);
- dTube+=0.05;
+ dTube += 0.05;
//
// insulation
- cpar[0]=cpar0[0];
- cpar[1]=cpar0[1]+dTube;
- cpar[2]=cpar0[1]+dTube+dInsu;
- cpar[3]=cpar0[3]+dTube;
- cpar[4]=cpar0[3]+dTube+dInsu;
+ cpar[0] = cpar0[0];
+ cpar[1] = cpar0[1] + dTube;
+ cpar[2] = cpar0[1] + dTube + dInsu;
+ cpar[3] = cpar0[3] + dTube;
+ cpar[4] = cpar0[3] + dTube + dInsu;
+
gMC->Gsvolu("AI21", "CONE", idtmed[kInsulation+40], cpar, 5);
gMC->Gspos("AI21", 1, "AV21", 0., 0., 0., 0, "ONLY");
- dz=(kZRear-kZAbsStart)/2.-cpar0[0]-kDRear;
+ dz = - (kZRear - kZAbsStart) / 2. + cpar0[0] + kDRear;
gMC->Gspos("AV21", 1, "ABSM", 0., 0., dz, 0, "ONLY");
+////////////////////////////////////////////////////
+// //
+// Front Absorber Support Structure FASS //
+// //
+// Drawing ALIP2A__0035 //
+// Drawing ALIP2A__0089 //
+// Drawing ALIP2A__0090 //
+// Drawing ALIP2A__0109 //
+////////////////////////////////////////////////////
+ TGeoTranslation* vec0 = new TGeoTranslation(0., 0., 0.);
+
+ TGeoVolumeAssembly* voFass = new TGeoVolumeAssembly("Fass");
+ const Float_t kDegRad = TMath::Pi() / 180.;
+ const TGeoMedium* kMedSteel = gGeoManager->GetMedium("ABSO_ST_C0");
+ const TGeoMedium* kMedAlu = gGeoManager->GetMedium("ABSO_ALU_C0");
+
+ const Float_t kFassUBFlangeH = 380.;
+ const Float_t kFassUBFlangeW = 77.;
+
+ const Float_t kFassUMFlangeH = 380.;
+ const Float_t kFassUMFlangeB = 246.;
+ const Float_t kFassUMFlangeT = 10.;
+ const Float_t kFassUMFalpha = - TMath::ATan((kFassUMFlangeB-kFassUMFlangeT)/ kFassUMFlangeH / 2.) / kDegRad;
+// Upper back flange
+// B1
+// 380 x 77
+ TGeoVolume* voFassUBFlange = new TGeoVolume("FassUBFlange", new TGeoBBox(kFassUBFlangeW/2.,
+ kFassUBFlangeH/2., 3./2.), kMedSteel);
+ voFass->AddNode(voFassUBFlange, 1, new TGeoTranslation(+1.5 + kFassUBFlangeW/2.,
+ 180. + kFassUBFlangeH/2.,
+ kFassUMFlangeB - 1.5));
+ voFass->AddNode(voFassUBFlange, 2, new TGeoTranslation(-1.5 - kFassUBFlangeW/2.,
+ 180. + kFassUBFlangeH/2.,
+ kFassUMFlangeB - 1.5));
+
+
+// Lower back flange
+// Upper median flange
+// Drawing ALIP2A__0090 //
+// Drawing ALIP2A__0089 //
+// A2
+
+ TGeoVolume* voFassUMFlange = new TGeoVolume("FassUMFlange",
+ new TGeoTrap(kFassUMFlangeH/2., kFassUMFalpha,
+ 0., 1.5,
+ kFassUMFlangeB/2., kFassUMFlangeB/2.,
+ 0., 1.5,
+ kFassUMFlangeT/2., kFassUMFlangeT/2.,
+ 0.), kMedSteel);
+
+ TGeoRotation* rotFass1 = new TGeoRotation("rotFass1", 180., 0., 90., 0., 90., 90.);
+ voFass->AddNode(voFassUMFlange,1 ,
+ new TGeoCombiTrans(0., 180. + kFassUMFlangeH/2., -(kFassUMFlangeB+kFassUMFlangeT)/4. + kFassUMFlangeB,
+ rotFass1));
+
+
+// Lower median flange
+// Drawing ALIP2A__0090 //
+// Drawing ALIP2A__0089 //
+// A1
+ const Float_t kFassLMFlangeH = 242.;
+ const Float_t kFassLMFlangeB = 246.;
+ const Float_t kFassLMFlangeT = 43.;
+ const Float_t kFassLMFalpha = - TMath::ATan((kFassLMFlangeB-kFassLMFlangeT)/ kFassLMFlangeH / 2.) / kDegRad;
+ TGeoVolume* voFassLMFlange = new TGeoVolume("FassLMFlange",
+ new TGeoTrap(kFassLMFlangeH/2., kFassLMFalpha,
+ 0., 1.5,
+ kFassLMFlangeB/2., kFassLMFlangeB/2.,
+ 0., 1.5,
+ kFassLMFlangeT/2., kFassLMFlangeT/2.,
+ 0.), kMedSteel);
+ TGeoRotation* rotFass2 = new TGeoRotation("rotFass2", 180., 0., 90., 0., 90., 270.);
+ voFass->AddNode(voFassLMFlange, 1,
+ new TGeoCombiTrans(0., -180. - kFassLMFlangeH/2., -(kFassLMFlangeB+kFassLMFlangeT)/4. + kFassLMFlangeB,
+ rotFass2));
+
+// Stiffeners
+// Support Plate
//
-// Support cone
-
- par[0] = 22.5;
- par[1] = 360.0;
- par[2] = 8.0;
- par[3] = 4.0;
-
- par[4] = kZRear;
- par[5] = 100.;
- par[6] = 180.;
+// Central cone
+ TGeoPgon* shFassCone = new TGeoPgon(22.5, 360., 8, 4);
+ shFassCone->DefineSection(0, 0., 0., 180.);
+ shFassCone->DefineSection(1, 3., 0., 180.);
+ shFassCone->DefineSection(2, 3., 177., 180.);
+ shFassCone->DefineSection(3, 246., 177., 180.);
+ shFassCone->SetName("FassCone");
- par[7] = kZRear+20.;
- par[8] = 100.;
- par[9] = 180.;
-
- par[10] = kZRear+20.;
- par[11] = 178.;
- par[12] = 180.;
-
- par[13] = 600.;
- par[14] = 178.;
- par[15] = 180.;
+ TGeoBBox* shFassWindow = new TGeoBBox( 190., 53., 28.);
+ shFassWindow->SetName("FassWindow");
+ TGeoTranslation* tFassWindow = new TGeoTranslation("tFassWindow", 0., 0., 78.);
+ tFassWindow->RegisterYourself();
-
- gMC->Gsvolu("ASSS", "PGON", idtmed[kAl], par, 16);
- gMC->Gspos("ASSS", 1, "ALIC", 0., 0., 0., 0, "ONLY");
-
- Float_t trap[11];
- trap[ 0] = (530.-170.)/2.;
- trap[ 2] = 0.;
- trap[ 3] = 2.;
- trap[ 4] = (600.-(kZRear+2.))/2.;;
- trap[ 5] = trap[4];
- trap[ 6] = 0.;
- trap[ 7] = 2.;
- trap[ 8] = 5.;
- trap[ 9] = 5.;
- trap[10] = 0.;
- trap[ 1] = -TMath::ATan((trap[4]-trap[8])/2./trap[0])*180./TMath::Pi();
- AliMatrix(idrotm[1600], 180., 0., 90., 0., 90., 90.);
- AliMatrix(idrotm[1601], 180., 0., 90., 0., 90., 270.);
- gMC->Gsvolu("ASST", "TRAP", idtmed[kSteel], trap, 11);
- dz = (600.+kZRear+2.)/2.+(trap[4]-trap[8])/2.;
- // Float_t dy = 170.+trap[0];
+ TGeoTube* shFassApperture = new TGeoTube(0., 104., 3.01);
+ shFassApperture->SetName("FassApperture");
+
+ TGeoCompositeShape* shFassCentral =
+ new TGeoCompositeShape("shFassCentral", "FassCone-(FassWindow:tFassWindow+FassApperture)");
+
+ TGeoVolume* voFassCentral = new TGeoVolume("FassCentral", shFassCentral, kMedSteel);
+ voFass->AddNode(voFassCentral, 1, vec0);
-// gMC->Gspos("ASST", 1, "ALIC", 0., dy, dz, idrotm[1600], "ONLY");
-// gMC->Gspos("ASST", 2, "ALIC", 0., -dy, dz, idrotm[1601], "ONLY");
+//
+// Aluminum ring
+//
+ TGeoVolume* voFassAlRing = new TGeoVolume("FassAlRing", new TGeoTube(100., 180., 10.), kMedAlu);
+ voFass->AddNode(voFassAlRing, 1, new TGeoTranslation(0., 0., -11.));
+ TGeoRotation* rotxz = new TGeoRotation("rotxz", 90., 0., 90., 90., 180., 0.);
+ gGeoManager->GetVolume("ALIC")->AddNode(voFass, 1, new TGeoCombiTrans(0., 0., -388.45 - 90., rotxz));
}
//_____________________________________________________________________________
// Initialisation of the muon absorber after it has been built
Int_t i;
//
- if(fDebug) {
+ if(AliLog::GetGlobalDebugLevel()>0) {
printf("\n%s: ",ClassName());
for(i=0;i<35;i++) printf("*");
printf(" ABSOv0_INIT ");