--- /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. *
+ **************************************************************************/
+
+/* $Id$ */
+
+#include <TVirtualMC.h>
+#include <TGeoManager.h>
+#include <TGeoVolume.h>
+#include <TGeoMedium.h>
+#include <TGeoMatrix.h>
+#include <TGeoBBox.h>
+#include <TGeoTube.h>
+#include <TGeoCone.h>
+#include <TGeoPcon.h>
+
+#include "AliConst.h"
+#include "AliDIPOv3.h"
+#include "AliMagF.h"
+#include "AliRun.h"
+
+ClassImp(AliDIPOv3)
+
+//_____________________________________________________________________________
+AliDIPOv3::AliDIPOv3()
+{
+ //
+ // Last design of magnetic dipole version 2
+ //
+}
+
+//_____________________________________________________________________________
+AliDIPOv3::AliDIPOv3(const char *name, const char *title)
+ : AliDIPOv2(name,title)
+{
+ //
+ // Standard constructor for the magnetic dipole version 2
+}
+
+
+//_____________________________________________________________________________
+void AliDIPOv3::CreateSpectrometerDipole()
+{
+// Detailed dipole geometry as built
+//
+//
+// The top volume
+//
+ TGeoVolume* top = gGeoManager->GetVolume("ALIC");
+//
+// Media
+//
+ TGeoMedium* kMedSteel = gGeoManager->GetMedium("DIPO_ST_C3");
+ TGeoMedium* kMedCoil = gGeoManager->GetMedium("DIPO_Coil_C1");
+ TGeoMedium* kMedCoilSh = gGeoManager->GetMedium("DIPO_Coil_C3");
+ TGeoMedium* kMedCable = gGeoManager->GetMedium("DIPO_ALU_C2");
+ TGeoMedium* kMedAlu = gGeoManager->GetMedium("DIPO_ALU_C2");
+ TGeoMedium* kMedAir = gGeoManager->GetMedium("DIPO_AIR_MUON");
+//
+// Rotations
+//
+ TGeoRotation* rotxz = new TGeoRotation("rotxz", 90., 0., 90., 90., 180., 0.);
+ TGeoRotation* rotxz108 = new TGeoRotation("rotxz108", 90., 108., 90., 198., 180., 0.);
+ TGeoRotation* rotxz180 = new TGeoRotation("rotxz180", 90., 180., 90., 270., 180., 0.);
+ TGeoRotation* rotxz288 = new TGeoRotation("rotxz288", 90., 288., 90., 18., 180., 0.);
+
+ TGeoRotation* rotxy180 = new TGeoRotation("rotxy180", 90., 180., 90., 270., 0., 0.);
+ TGeoRotation* rotxy108 = new TGeoRotation("rotxy108", 90., 108., 90., 198., 0., 0.);
+ TGeoRotation* rotxy288 = new TGeoRotation("rotxy288", 90., 288., 90., 18., 0., 0.);
+
+ TGeoRotation* rot00 = new TGeoRotation("rot00", 180., 0., 90., 151., 90., 61.);
+ TGeoRotation* rot01 = new TGeoRotation("rot01", 180., 0., 90., 29.,- 90., -61.);
+ TGeoRotation* rot02 = new TGeoRotation("rot02", 0., 0., 90., 151., 90., 61.);
+ TGeoRotation* rot03 = new TGeoRotation("rot03", 0., 0., 90., 29.,- 90., -61.);
+ TGeoRotation* rot04 = new TGeoRotation("rot04", 90., 61., 90., 151., 0., 0.);
+ TGeoRotation* rot05 = new TGeoRotation("rot05", 90., -61., 90.,-151., 0., 0.);
+ TGeoRotation* rot06 = new TGeoRotation("rot06", 90., 119., 90., 209., 0., 0.);
+ TGeoRotation* rot07 = new TGeoRotation("rot07", 90.,-119., 90.,-209., 0., 0.);
+
+ const Float_t kZDipole = 975.;
+ Float_t dx, dy, dz;
+ //
+ // Mother volume
+ TGeoPcon* shDDIP = new TGeoPcon(0., 360., 4);
+ shDDIP->DefineSection(0, -250.55, 30.1, 570.);
+ shDDIP->DefineSection(1, 37.00, 30.1, 570.);
+ shDDIP->DefineSection(2, 37.00, ( 37.00 + kZDipole) * TMath::Tan(2. * kDegrad), 570.);
+ shDDIP->DefineSection(3, 260.55, (250.55 + kZDipole) * TMath::Tan(2. * kDegrad), 570.);
+ TGeoVolume* voDDIP = new TGeoVolume("DDIP", shDDIP, kMedAir);
+//
+// Yoke
+//
+ Float_t yokeLength = 309.4;
+ Float_t blockLength = yokeLength / 7.;
+ Float_t gapWidthFront = 297.6;
+ Float_t gapWidthRear = 395.4;
+ Float_t dGap = (gapWidthRear - gapWidthFront) / 12.;
+ Float_t gapHeight = 609.1;
+ Float_t blockHeight = 147.1;
+
+
+ TGeoVolumeAssembly* asYoke = new TGeoVolumeAssembly("DYoke");
+// Base
+ char name[32];
+ Float_t lx0 = gapWidthFront + 2. * blockHeight;
+ Float_t lx = lx0;
+
+ TGeoVolumeAssembly* asYokeBase = new TGeoVolumeAssembly("DYokeBase");
+ for (Int_t i = 0; i < 7; i++) {
+ sprintf(name, "DYokeBaseBlock%1d", i);
+ TGeoVolume* voBaseBlock = new TGeoVolume(name,
+ new TGeoBBox(lx/2., blockHeight/2., blockLength/2.),
+ kMedSteel);
+ asYokeBase->AddNode(voBaseBlock, 1, new TGeoTranslation(0., 0., Float_t(i - 3) * blockLength));
+ lx += 2. * dGap;
+ }
+
+ asYoke->AddNode(asYokeBase, 1, new TGeoTranslation(0., -(gapHeight + blockHeight)/2. , 0.));
+ asYoke->AddNode(asYokeBase, 2, new TGeoTranslation(0., +(gapHeight + blockHeight)/2. , 0.));
+
+
+// Side Wall
+ TGeoVolumeAssembly* asYokeSide = new TGeoVolumeAssembly("DYokeSide");
+ TGeoVolume* voSideBlock = new TGeoVolume("DSideBlock",
+ new TGeoBBox(blockHeight/2., gapHeight/2., blockLength/2.),
+ kMedSteel);
+
+ for (Int_t i = 0; i < 7; i++) {
+ asYokeSide->AddNode(voSideBlock, i, new TGeoTranslation(Float_t(i - 3) * dGap, 0., Float_t(i - 3) * blockLength));
+ }
+
+
+ asYoke->AddNode(asYokeSide, 1, new TGeoTranslation(+lx0/2. + 3. * dGap - blockHeight/2., 0., 0.));
+ asYoke->AddNode(asYokeSide, 2, new TGeoCombiTrans( -lx0/2. - 3. * dGap + blockHeight/2., 0., 0., rotxz));
+
+//
+// Coils
+//
+ Float_t coilRi = 207.;
+ Float_t coilD = 70.;
+ Float_t coilRo = coilRi + coilD;
+ Float_t coilH = 77.;
+ Float_t phiMin = -61.;
+ Float_t phiMax = 61.;
+ Float_t lengthSt = 240. + 48.;
+ Float_t phiKnee = phiMax * kDegrad;
+ Float_t rKnee = 25.;
+
+// Circular sections
+ TGeoVolumeAssembly* asCoil = new TGeoVolumeAssembly("DCoil");
+
+ TGeoVolume* voDC1 = new TGeoVolume("DC1",
+ new TGeoTubeSeg(coilRi, coilRo, coilH / 2., phiMin, phiMax),
+ kMedCoil);
+ TGeoVolume* voDC2 = new TGeoVolume("DC2",
+ new TGeoTubeSeg(coilRi + 5., coilRo - 5., coilH / 2., phiMin, phiMax),
+ kMedCoilSh);
+
+ voDC1->AddNode(voDC2, 1, gGeoIdentity);
+ voDC2->SetVisibility(0);
+
+ dz = lengthSt / 2. + coilH / 2. + rKnee;
+ dx = 0.;
+
+ asCoil->AddNode(voDC1, 1, new TGeoTranslation(-dx, 0., -dz));
+ asCoil->AddNode(voDC1, 2, new TGeoCombiTrans( dx, 0., -dz, rotxy180));
+ asCoil->AddNode(voDC1, 3, new TGeoTranslation(-dx, 0., dz));
+ asCoil->AddNode(voDC1, 4, new TGeoCombiTrans( dx, 0., dz, rotxz180));
+
+
+// 90deg Knees
+
+
+ TGeoVolume* voDC11 = new TGeoVolume("DC11",
+ new TGeoTubeSeg(rKnee, rKnee + coilH, coilD/2., 270., 360.),
+ kMedCoil);
+
+
+ dx = - TMath::Cos(phiKnee) * (coilRi + coilD/2.);
+ dy = - TMath::Sin(phiKnee) * (coilRi + coilD/2.);
+ dz = lengthSt / 2.;
+
+ asCoil->AddNode(voDC11, 1, new TGeoCombiTrans( dx, dy, -dz, rot00));
+ asCoil->AddNode(voDC11, 2, new TGeoCombiTrans( dx, dy, dz, rot02));
+ asCoil->AddNode(voDC11, 3, new TGeoCombiTrans(-dx, dy, -dz, rot01));
+ asCoil->AddNode(voDC11, 4, new TGeoCombiTrans(-dx, dy, dz, rot03));
+
+ TGeoVolume* voDC12 = new TGeoVolume("DC12",
+ new TGeoTubeSeg(rKnee, rKnee + coilH, coilD/2., 0., 90.),
+ kMedCoil);
+
+
+ asCoil->AddNode(voDC12, 1, new TGeoCombiTrans( dx, -dy, -dz, rot01));
+ asCoil->AddNode(voDC12, 2, new TGeoCombiTrans( dx, -dy, dz, rot03));
+ asCoil->AddNode(voDC12, 3, new TGeoCombiTrans(-dx, -dy, -dz, rot00));
+ asCoil->AddNode(voDC12, 4, new TGeoCombiTrans(-dx, -dy, dz, rot02));
+
+// Straight sections
+
+
+ TGeoVolume* voDL0 = new TGeoVolume("DL0",
+ new TGeoBBox(coilD / 2. + 2., coilH / 2. + 2., lengthSt / 2.),
+ kMedCoil);
+
+ TGeoVolume* voDL1 = new TGeoVolume("DL1",
+ new TGeoBBox(coilD / 2., coilH / 2., lengthSt / 2.),
+ kMedCoil);
+
+
+ TGeoVolume* voDL2 = new TGeoVolume("DL2",
+ new TGeoBBox(coilD / 2. - 5., coilH / 2. - 5., lengthSt / 2. - 5.),
+ kMedCoilSh);
+ // Sleeves
+ TGeoVolume* voDL3 = new TGeoVolume("DL3",
+ new TGeoBBox(1., coilH / 2., 120.),
+ kMedAlu);
+
+ TGeoVolume* voDL4 = new TGeoVolume("DL4",
+ new TGeoBBox(coilD/2., 1., 120.),
+ kMedAlu);
+
+ voDL0->SetVisibility(0);
+ voDL1->AddNode(voDL2, 1, gGeoIdentity);
+ voDL0->AddNode(voDL1, 1, gGeoIdentity);
+ voDL0->AddNode(voDL3, 1, new TGeoTranslation(-coilD/2. - 1., 0., 0.));
+ voDL0->AddNode(voDL3, 2, new TGeoTranslation(+coilD/2. + 1., 0., 0.));
+ voDL0->AddNode(voDL4, 1, new TGeoTranslation(0., -coilH/2. - 1., 0.));
+ voDL0->AddNode(voDL4, 2, new TGeoTranslation(0., +coilH/2. + 1., 0.));
+
+
+ dx += (rKnee + coilH/2.) * TMath::Sin(phiKnee);
+ dy -= (rKnee + coilH/2.) * TMath::Cos(phiKnee);
+ dz = 0.;
+
+ asCoil->AddNode(voDL0, 1, new TGeoCombiTrans( dx, dy, dz, rot04));
+ asCoil->AddNode(voDL0, 2, new TGeoCombiTrans( dx, -dy, dz, rot05));
+ asCoil->AddNode(voDL0, 3, new TGeoCombiTrans(-dx, dy, dz, rot06));
+ asCoil->AddNode(voDL0, 4, new TGeoCombiTrans(-dx, -dy, dz, rot07));
+
+// Contactor
+// Outer face planes
+
+ TGeoVolumeAssembly* asContactor = new TGeoVolumeAssembly("DContactor");
+ dx = -5.;
+ TGeoVolume* voDC10 = new TGeoVolume("DC10",
+ new TGeoTubeSeg(coilRo + 3.5, coilRo + 83.5, 1., -20., 20.),
+ kMedCable);
+ asContactor->AddNode(voDC10, 1, new TGeoTranslation(dx, 0, -32.325));
+ asContactor->AddNode(voDC10, 2, new TGeoTranslation(dx, 0, +32.325));
+
+
+// Coil Support
+//
+ Float_t sW = 89.;
+
+ TGeoVolumeAssembly* asDCoilSupport = new TGeoVolumeAssembly("DCoilSupport");
+
+ // Steel fixed to the yoke
+ TGeoVolume* voDCS01 = new TGeoVolume("DCS01",
+ new TGeoTubeSeg(coilRo, 325., 1., 21., 51.),
+ kMedAlu);
+
+ // Steel on the coil
+ TGeoVolume* voDCS02 = new TGeoVolume("DCS02",
+ new TGeoTubeSeg(coilRo, coilRo + 2., sW/2., 21., 51.),
+ kMedAlu);
+ TGeoVolume* voDCS021 = new TGeoVolume("DCS021",
+ new TGeoConeSeg(sW/2., coilRo, 320., coilRo, coilRo + 2., 21., 21.4),
+ kMedAlu);
+
+
+ // Sleeves
+ TGeoVolume* voDCS03 = new TGeoVolume("DCS03",
+ new TGeoTubeSeg(coilRi - 2., coilRo + 2., 1., 21., 51.),
+ kMedAlu);
+
+ TGeoVolume* voDCS04 = new TGeoVolume("DCS04",
+ new TGeoTubeSeg(coilRi - 2., coilRi, coilH/2., 21., 51.),
+ kMedAlu);
+
+
+ TGeoVolume* voDCS05 = new TGeoVolume("DCS05",
+ new TGeoTubeSeg(coilRi - 2., coilRo, 1., 21., 51.),
+ kMedAlu);
+ //
+
+
+
+ asDCoilSupport->AddNode(voDCS02, 1, new TGeoTranslation(0., 0., -(sW - coilH)/2.));
+ asDCoilSupport->AddNode(voDCS04, 1, gGeoIdentity);
+ for (Int_t i = 0; i < 9; i++)
+ {
+ char name[16];
+ sprintf(name, "rotdcs%1d", i);
+ Float_t phi = Float_t(i) * 3.75;
+ TGeoRotation* rot = new TGeoRotation(name, 90., phi, 90., 90. + phi, 0., 0.);
+ asDCoilSupport->AddNode(voDCS021, i, new TGeoCombiTrans(0., 0., -(sW - coilH)/2., rot));
+ }
+
+
+
+ asDCoilSupport->AddNode(voDCS01, 1, new TGeoTranslation(0., 0., -sW/2. - (sW - coilH)/2. - 1.));
+ asDCoilSupport->AddNode(voDCS03, 1, new TGeoTranslation(0., 0., +coilH/2. + 1.));
+ asDCoilSupport->AddNode(voDCS05, 1, new TGeoTranslation(0., 0., -coilH/2. - 1.));
+
+ TGeoVolumeAssembly* asDipole = new TGeoVolumeAssembly("Dipole");
+
+ asDipole->AddNode(asYoke, 1, gGeoIdentity);
+ asDipole->AddNode(asCoil, 1, gGeoIdentity);
+ dz = lengthSt / 2. + coilH / 2. + rKnee;
+ asDipole->AddNode(asContactor, 1, new TGeoTranslation(0., 0., dz));
+ asDipole->AddNode(asContactor, 2, new TGeoCombiTrans( 0., 0., dz, rotxy180));
+
+ asDipole->AddNode(asDCoilSupport, 1, new TGeoTranslation(0., 0., dz));
+ asDipole->AddNode(asDCoilSupport, 2, new TGeoCombiTrans( 0., 0., dz, rotxy180));
+ asDipole->AddNode(asDCoilSupport, 3, new TGeoCombiTrans( 0., 0., dz, rotxy108));
+ asDipole->AddNode(asDCoilSupport, 4, new TGeoCombiTrans( 0., 0., dz, rotxy288));
+
+ asDipole->AddNode(asDCoilSupport, 5, new TGeoCombiTrans( 0., 0., -dz, rotxz));
+ asDipole->AddNode(asDCoilSupport, 6, new TGeoCombiTrans( 0., 0., -dz, rotxz108));
+ asDipole->AddNode(asDCoilSupport, 7, new TGeoCombiTrans( 0., 0., -dz, rotxz180));
+ asDipole->AddNode(asDCoilSupport, 8, new TGeoCombiTrans( 0., 0., -dz, rotxz288));
+
+ voDDIP->SetVisContainers();
+ voDDIP->SetVisibility(0);
+ voDDIP->AddNode(asDipole, 1, new TGeoTranslation(0., 0., -0.55));
+ top->AddNode(voDDIP, 1, new TGeoCombiTrans(0., 0., -kZDipole, rotxz));
+
+}
+
+
+
+
+
+
+
git://git.uio.no / u / mrichter / AliRoot.git / commitdiff