[807] | 1 | // |
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| 2 | // ******************************************************************** |
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| 3 | // * License and Disclaimer * |
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| 4 | // * * |
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of * |
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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| 7 | // * conditions of the Geant4 Software License, included in the file * |
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
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| 9 | // * include a list of copyright holders. * |
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| 10 | // * * |
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| 11 | // * Neither the authors of this software system, nor their employing * |
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| 12 | // * institutes,nor the agencies providing financial support for this * |
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| 13 | // * work make any representation or warranty, express or implied, * |
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| 14 | // * regarding this software system or assume any liability for its * |
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| 15 | // * use. Please see the license in the file LICENSE and URL above * |
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| 16 | // * for the full disclaimer and the limitation of liability. * |
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| 17 | // * * |
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| 18 | // * This code implementation is the result of the scientific and * |
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| 19 | // * technical work of the GEANT4 collaboration. * |
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| 20 | // * By using, copying, modifying or distributing the software (or * |
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| 21 | // * any work based on the software) you agree to acknowledge its * |
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| 22 | // * use in resulting scientific publications, and indicate your * |
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| 23 | // * acceptance of all terms of the Geant4 Software license. * |
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| 24 | // ******************************************************************** |
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| 25 | // |
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| 26 | // |
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| 27 | // $Id: ExN05DetectorConstruction.cc,v 1.10 2006/11/03 17:58:49 mverderi Exp $ |
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[1230] | 28 | // GEANT4 tag $Name: geant4-09-03-cand-01 $ |
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[807] | 29 | // |
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| 30 | #include "ExN05DetectorConstruction.hh" |
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| 31 | #include "ExN05CalorimeterSD.hh" |
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| 32 | #include "ExN05EMShowerModel.hh" |
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| 33 | #include "ExN05PiModel.hh" |
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| 34 | |
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| 35 | #include "G4Material.hh" |
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| 36 | #include "G4MaterialTable.hh" |
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| 37 | #include "G4Element.hh" |
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| 38 | #include "G4ProductionCuts.hh" |
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| 39 | #include "G4ElementTable.hh" |
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| 40 | #include "G4Box.hh" |
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| 41 | #include "G4Tubs.hh" |
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| 42 | #include "G4LogicalVolume.hh" |
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| 43 | #include "G4ThreeVector.hh" |
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| 44 | #include "G4PVPlacement.hh" |
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| 45 | #include "G4SDManager.hh" |
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| 46 | #include "G4VisAttributes.hh" |
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| 47 | #include "G4Colour.hh" |
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| 48 | |
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| 49 | |
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| 50 | ExN05DetectorConstruction::ExN05DetectorConstruction() |
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| 51 | {;} |
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| 52 | |
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| 53 | ExN05DetectorConstruction::~ExN05DetectorConstruction() |
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| 54 | {;} |
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| 55 | |
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| 56 | G4VPhysicalVolume* ExN05DetectorConstruction::Construct() |
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| 57 | { |
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| 58 | G4cout << "\nExN05DetectorConstruction....\n" << G4endl; |
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| 59 | |
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| 60 | //--------- Material definition --------- |
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| 61 | |
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| 62 | G4double a, iz, z, density; |
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| 63 | G4String name, symbol; |
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| 64 | G4int nel; |
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| 65 | |
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| 66 | a = 14.01*g/mole; |
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| 67 | G4Element* elN = new G4Element(name="Nitrogen", symbol="N", iz=7., a); |
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| 68 | a = 16.00*g/mole; |
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| 69 | G4Element* elO = new G4Element(name="Oxigen", symbol="O", iz=8., a); |
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| 70 | a = 126.9*g/mole; |
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| 71 | G4Element* elI = new G4Element(name="Iodine", symbol="I", iz=53., a); |
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| 72 | a = 132.9*g/mole; |
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| 73 | G4Element* elCs= new G4Element(name="Cesium", symbol="Cs", iz=55., a); |
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| 74 | |
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| 75 | |
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| 76 | density = 4.51*g/cm3; |
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| 77 | G4Material* CsI = new G4Material(name="CsI", density, nel = 2); |
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| 78 | CsI->AddElement(elI, .5); |
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| 79 | CsI->AddElement(elCs,.5); |
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| 80 | a = 4.0*g/mole; |
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| 81 | density = 0.1786e-03*g/cm3; |
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| 82 | G4Material* He = new G4Material(name="He", z=2., a, density); |
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| 83 | |
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| 84 | a = 55.85*g/mole; |
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| 85 | density = 7.87*g/cm3; |
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| 86 | G4Material* Fe = new G4Material(name="Fer", z=26., a, density); |
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| 87 | density = 1.29e-03*g/cm3; |
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| 88 | G4Material* Air = new G4Material(name="Air", density, nel=2); |
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| 89 | Air->AddElement(elN, .7); |
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| 90 | Air->AddElement(elO, .3); |
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| 91 | |
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| 92 | //--------- G4VSolid, G4LogicalVolume, G4VPhysicalVolume --------- |
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| 93 | |
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| 94 | //-------------- |
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| 95 | // World: |
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| 96 | //-------------- |
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| 97 | G4Box *WorldBox= new G4Box("WorldBox",400*cm, 400*cm, 400*cm); |
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| 98 | G4LogicalVolume *WorldLog=new G4LogicalVolume(WorldBox,Air, |
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| 99 | "WorldLogical", 0, 0, 0); |
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| 100 | G4PVPlacement *WorldPhys=new G4PVPlacement(0,G4ThreeVector(), |
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| 101 | "WorldPhysical", |
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| 102 | WorldLog, |
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| 103 | 0,false,0); |
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| 104 | // Size of detectors: |
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| 105 | G4double detectSize = 125*cm; |
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| 106 | |
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| 107 | //----------------------------- |
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| 108 | // "Drift Chamber": |
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| 109 | // Not used in parameterisation. |
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| 110 | //----------------------------- |
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| 111 | // -- Logical volume: |
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| 112 | G4Box *driftChamberBox |
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| 113 | = new G4Box("DriftChamberSolid", detectSize, detectSize, 40*cm); |
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| 114 | G4LogicalVolume *driftChamberLog |
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| 115 | = new G4LogicalVolume(driftChamberBox,He, |
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| 116 | "DriftChamberLogical", 0, 0, 0); |
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| 117 | // -- Placement: |
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| 118 | // G4PVPlacement *driftChamberPhys = |
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| 119 | new G4PVPlacement(0,G4ThreeVector(0., 0., 50*cm), |
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| 120 | "DriftChamberPhysical", |
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| 121 | driftChamberLog, |
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| 122 | WorldPhys,false,0); |
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| 123 | |
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| 124 | //-------------------------- |
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| 125 | // "Calorimeter": used in |
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| 126 | // parameterisation below |
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| 127 | //-------------------------- |
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| 128 | // -- Logical volume: |
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| 129 | G4Box *calorimeterBox |
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| 130 | = new G4Box("CalorimeterSolid", detectSize, detectSize, 20*cm); |
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| 131 | G4LogicalVolume *calorimeterLog = new G4LogicalVolume(calorimeterBox,Air, |
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| 132 | "CalorimeterLogical", 0, 0, 0); |
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| 133 | // -- Placement: |
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| 134 | G4PVPlacement *calorimeterPhys = new G4PVPlacement(0,G4ThreeVector(0., 0., 120*cm), |
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| 135 | "CalorimeterPhysical", |
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| 136 | calorimeterLog, |
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| 137 | WorldPhys,false,0); |
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| 138 | |
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| 139 | //-------------------------------------- |
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| 140 | // The calorimeter is filled with |
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| 141 | // crystals: |
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| 142 | //-------------------------------------- |
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| 143 | // -- Logical volume: |
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| 144 | G4double CrystalX = 2.5*cm; |
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| 145 | G4double CrystalY = CrystalX; |
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| 146 | G4double CrystalZ = 20*cm; |
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| 147 | G4Box *CrystalSolid = new G4Box("CrystalSolid", CrystalX, CrystalY, CrystalZ); |
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| 148 | theCrystalLog = new G4LogicalVolume(CrystalSolid,CsI, |
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| 149 | "CrystalLogical", 0, 0, 0); |
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| 150 | |
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| 151 | G4String tName1("Crystal"); // Allow all target physicals to share |
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| 152 | // same name (delayed copy) |
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| 153 | |
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| 154 | // -- and placements inside the calorimeter: |
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| 155 | G4PVPlacement *crystalPhys; |
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| 156 | G4int copyNo=0; |
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| 157 | G4double xTlate, yTlate; |
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| 158 | G4int nX = 48; |
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| 159 | G4int nY = 48; |
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| 160 | for (G4int j = 0; j < nY; j++) |
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| 161 | { |
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| 162 | yTlate = -detectSize + 3*CrystalY + j*2*CrystalY; |
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| 163 | for (G4int i = 0; i < nX; i++) |
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| 164 | { |
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| 165 | xTlate = -detectSize + 3*CrystalX + i*2*CrystalX; |
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| 166 | crystalPhys = new G4PVPlacement(0,G4ThreeVector(xTlate,yTlate,0*cm), |
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| 167 | tName1, |
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| 168 | theCrystalLog, |
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| 169 | calorimeterPhys,false,copyNo++); |
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| 170 | } |
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| 171 | } |
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| 172 | |
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| 173 | |
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| 174 | //-------------------------- |
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| 175 | // "Hadron Calorimeter": used |
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| 176 | // in parameterisation with |
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| 177 | // a parallel geometry |
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| 178 | //-------------------------- |
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| 179 | // -- Logical volume: |
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| 180 | G4Box *hadCaloBox |
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| 181 | = new G4Box("HadCaloSolid", detectSize, detectSize, 50*cm); |
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| 182 | G4LogicalVolume *hadCaloLog = new G4LogicalVolume(hadCaloBox,Air, |
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| 183 | "HadCaloLogical", 0, 0, 0); |
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| 184 | // -- Placement: |
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| 185 | G4PVPlacement *hadCaloPhys = new G4PVPlacement(0,G4ThreeVector(0., 0., 200*cm), |
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| 186 | "HadCaloPhysical", |
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| 187 | hadCaloLog, |
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| 188 | WorldPhys,false,0); |
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| 189 | |
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| 190 | //-------------------------------------- |
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| 191 | // The calorimeter is filled with |
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| 192 | // towers: |
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| 193 | //-------------------------------------- |
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| 194 | // -- Logical volume: |
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| 195 | G4double TowerX = 5*cm; |
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| 196 | G4double TowerY = TowerX; |
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| 197 | G4double TowerZ = 45*cm; |
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| 198 | G4Box *TowerSolid = new G4Box("TowerSolid", TowerX, TowerY, TowerZ); |
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| 199 | theTowerLog = new G4LogicalVolume(TowerSolid,Fe, |
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| 200 | "TowerLogical", 0, 0, 0); |
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| 201 | |
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| 202 | G4String tName2("Tower"); |
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| 203 | |
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| 204 | // -- and placements inside the calorimeter: |
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| 205 | G4PVPlacement *towerPhys; |
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| 206 | copyNo=0; |
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| 207 | G4int nXhad = 23; |
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| 208 | G4int nYhad = 23; |
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| 209 | for (G4int jj = 0; jj < nYhad; jj++) |
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| 210 | { |
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| 211 | yTlate = -detectSize + 3*TowerY + jj*2*TowerY; |
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| 212 | for (G4int i = 0; i < nXhad; i++) |
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| 213 | { |
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| 214 | xTlate = -detectSize + 3*TowerX + i*2*TowerX; |
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| 215 | towerPhys |
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| 216 | = new G4PVPlacement(0,G4ThreeVector(xTlate,yTlate,0*cm), |
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| 217 | tName2, |
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| 218 | theTowerLog, |
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| 219 | hadCaloPhys,false,copyNo++); |
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| 220 | } |
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| 221 | } |
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| 222 | |
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| 223 | |
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| 224 | //--------- Sensitive detector ------------------------------------- |
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| 225 | G4SDManager* SDman = G4SDManager::GetSDMpointer(); |
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| 226 | G4String calorimeterSDname = "ExN05/Calorimeter"; |
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| 227 | ExN05CalorimeterSD* CalorimeterSD = new ExN05CalorimeterSD( calorimeterSDname, nX*nY, "CalCollection" ); |
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| 228 | SDman->AddNewDetector( CalorimeterSD ); |
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| 229 | theCrystalLog->SetSensitiveDetector(CalorimeterSD); |
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| 230 | |
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| 231 | G4String hadCalorimeterSDname = "ExN05/HadronCalorimeter"; |
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| 232 | ExN05CalorimeterSD* HadCalorimeterSD = new ExN05CalorimeterSD( hadCalorimeterSDname, nXhad*nYhad, "HadCollection" ); |
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| 233 | SDman->AddNewDetector( HadCalorimeterSD ); |
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| 234 | theTowerLog->SetSensitiveDetector(HadCalorimeterSD); |
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| 235 | |
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| 236 | //------------------ Parameterisation Models -------------------------- |
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| 237 | // -- Makes the calorimeterLog volume becoming a G4Region: |
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| 238 | G4Region* caloRegion = new G4Region("EM_calo_region"); |
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| 239 | caloRegion->AddRootLogicalVolume(calorimeterLog); |
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| 240 | std::vector<double> cuts; cuts.push_back(1.0*mm);cuts.push_back(1.0*mm);cuts.push_back(1.0*mm); |
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| 241 | caloRegion->SetProductionCuts(new G4ProductionCuts()); |
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| 242 | caloRegion->GetProductionCuts()->SetProductionCuts(cuts); |
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| 243 | // builds a model and sets it to the envelope of the calorimeter: |
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| 244 | new ExN05EMShowerModel("emShowerModel",caloRegion); |
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| 245 | // -- uncomment for seeing warning message with /param/showSetup command new ExN05PiModel(caloRegion); |
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| 246 | |
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| 247 | // ---------------- Makes had. calo a region too ------------------ |
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| 248 | G4Region* hadRegion = new G4Region("HAD_calo_region"); |
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| 249 | hadRegion->AddRootLogicalVolume(hadCaloLog); |
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| 250 | cuts.clear(); |
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| 251 | cuts.push_back(1.0*cm);cuts.push_back(1.0*cm);cuts.push_back(1.0*cm); |
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| 252 | hadRegion->SetProductionCuts(new G4ProductionCuts()); |
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| 253 | hadRegion->GetProductionCuts()->SetProductionCuts(cuts); |
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| 254 | |
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| 255 | //--------- Visualization attributes ------------------------------- |
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| 256 | WorldLog->SetVisAttributes(G4VisAttributes::Invisible); |
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| 257 | |
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| 258 | G4VisAttributes * driftchamberTubeVisAtt |
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| 259 | = new G4VisAttributes(G4Colour(0.0,1.0,0.0)); |
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| 260 | driftchamberTubeVisAtt->SetForceWireframe(true); |
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| 261 | driftChamberLog->SetVisAttributes(driftchamberTubeVisAtt); |
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| 262 | |
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| 263 | G4VisAttributes * calorimeterBoxVisAtt |
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| 264 | = new G4VisAttributes(G4Colour(0.0,0.0,1.0)); |
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| 265 | calorimeterBoxVisAtt->SetForceWireframe(true); |
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| 266 | calorimeterLog->SetVisAttributes(calorimeterBoxVisAtt); |
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| 267 | |
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| 268 | G4VisAttributes * crystalVisAtt |
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| 269 | = new G4VisAttributes(G4Colour(1.0,0.0,0.0)); |
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| 270 | crystalVisAtt->SetForceWireframe(true); |
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| 271 | theCrystalLog->SetVisAttributes(crystalVisAtt); |
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| 272 | |
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| 273 | G4VisAttributes * hadCaloBoxVisAtt |
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| 274 | = new G4VisAttributes(G4Colour(1.0,0.0,1.0)); |
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| 275 | hadCaloBoxVisAtt->SetForceWireframe(true); |
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| 276 | hadCaloLog->SetVisAttributes(hadCaloBoxVisAtt); |
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| 277 | |
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| 278 | G4VisAttributes * towerVisAtt |
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| 279 | = new G4VisAttributes(G4Colour(0.5,0.0,1.0)); |
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| 280 | towerVisAtt->SetForceWireframe(true); |
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| 281 | theTowerLog->SetVisAttributes(towerVisAtt); |
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| 282 | |
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| 283 | //------------------------------------------------------------------ |
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| 284 | |
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| 285 | |
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| 286 | //----------------------- |
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| 287 | // Returns the pointer to |
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| 288 | // the physical world: |
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| 289 | //----------------------- |
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| 290 | return WorldPhys; |
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| 291 | } |
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| 292 | |
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