Gabriele Cosmo
168 lines
5.3 KiB
C++
168 lines
5.3 KiB
C++
//
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// ********************************************************************
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// * DISCLAIMER *
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// * *
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// * The following disclaimer summarizes all the specific disclaimers *
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// * of contributors to this software. The specific disclaimers,which *
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// * govern, are listed with their locations in: *
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// * http://cern.ch/geant4/license *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. *
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// * *
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// * This code implementation is the intellectual property of the *
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// * GEANT4 collaboration. *
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// * By copying, distributing or modifying the Program (or any work *
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// * based on the Program) you indicate your acceptance of this *
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// * statement, and all its terms. *
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// ********************************************************************
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//
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// $Id: CadDetectorConstruction.cc,v 1.1 2002/06/20 10:00:55 gcosmo Exp $
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// GEANT4 tag $Name: geant4-04-01 $
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// ------------------------------------------------------------
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#include "G4AssemblyCreator.hh"
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#include "G4Assembly.hh"
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#include "CadDetectorConstruction.hh"
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#include "CadDetectorMessenger.hh"
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#include "G4PVPlacement.hh"
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#include "G4LogicalVolume.hh"
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#include "G4Box.hh"
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#include "G4Tubs.hh"
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#include "G4Material.hh"
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#include "G4Element.hh"
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#include "G4VisAttributes.hh"
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#include "G4Colour.hh"
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CadDetectorConstruction::CadDetectorConstruction()
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: detectorChoice(0)
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{
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expHall_x = 1111600.*cm;
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expHall_y = 1111600.*cm;
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expHall_z = 1111600.*cm;
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calBox_x = 50.*cm;
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calBox_y = 50.*cm;
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calBox_z = 50.*cm;
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rotAngle = 30.*deg;
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calPos = 200.*cm;
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trackerRadius = 50.*cm;
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trackerHight = 100.*cm;
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trackerPos = -200.*cm;
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detectorMessenger = new CadDetectorMessenger(this);
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}
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CadDetectorConstruction::~CadDetectorConstruction()
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{;}
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G4VPhysicalVolume* CadDetectorConstruction::Construct()
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{
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//------------------------------------------------------ materials
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G4double a, iz, z, density;
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G4String name, symbol;
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G4int nel;
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a = 14.01*g/mole;
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G4Element* elN = new G4Element(name="Nitrogen", symbol="N", iz=7., a);
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a = 16.00*g/mole;
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G4Element* elO = new G4Element(name="Oxygen", symbol="O", iz=8., a);
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density = 1.29e-03*g/cm3;
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G4Material* Air = new G4Material(name="Air", density, nel=2);
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Air->AddElement(elN, .7);
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Air->AddElement(elO, .3);
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a = 207.19*g/mole;
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density = 11.35*g/cm3;
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G4Material* Lead = new G4Material(name="Lead", z=82., a, density);
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a = 39.95*g/mole;
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density = 1.782e-03*g/cm3;
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G4Material* Ar = new G4Material(name="ArgonGas", z=18., a, density);
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//------------------------------------------------------ volumes
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//------------------------------ experimental hall
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G4Box * experimentalHall_box
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= new G4Box("expHall_b",expHall_x,expHall_y,expHall_z);
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G4LogicalVolume * experimentalHall_log
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= new G4LogicalVolume(experimentalHall_box,Air,"expHall_L",0,0,0);
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G4VPhysicalVolume * experimentalHall_phys
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= new G4PVPlacement(0,G4ThreeVector(),"expHall_P",
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experimentalHall_log,0,false,0);
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experimentalHall_log->SetVisAttributes (G4VisAttributes::Invisible);
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//------------------------------ STEP assembly creation
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const char * stepfile;
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switch(detectorChoice)
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{
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default:
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stepfile = "stepfiles/G4rod_place_asm.stp";
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break;
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case 1:
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stepfile = "stepfiles/G4rod_solid.stp";
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break;
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}
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G4AssemblyCreator MyAC(stepfile);
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MyAC.ReadStepFile();
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STEPentity* ent=0;
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MyAC.CreateG4Geometry(*ent);
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void *tmp = MyAC.GetCreatedObject();
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G4Assembly* assembly = new G4Assembly();
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assembly->SetPlacedVector(*(G4PlacedVector*)tmp);
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// Set vis attribute to "transparent" blue
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G4VisAttributes * visAttr = new G4VisAttributes(G4Colour(0.,0.,1.,.5));
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visAttr->SetVisibility(true);
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G4PlacedSolid* ps=0;
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G4int solids = assembly->GetNumberOfSolids();
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G4cout << "Now placing " << solids << " logical volumes... ";
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for(G4int c=0;c<solids;c++)
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{
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ps = assembly->GetPlacedSolid(c);
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G4LogicalVolume* lv = new G4LogicalVolume(ps->GetSolid(),Lead,"STEPlog");
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HepRotation* hr = ps->GetRotation();
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G4ThreeVector* tr = ps->GetTranslation();
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new G4PVPlacement(hr,
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*tr,
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"STEPphys", // ps->GetSolid()->GetName(),
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// no name assigned in sample STEP files
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lv,
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experimentalHall_phys,
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false,
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c);
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lv->SetVisAttributes(visAttr);
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}
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G4cout << "Done !" << G4endl;
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return experimentalHall_phys;
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}
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void CadDetectorConstruction::SelectDetector(G4String val)
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{
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if(val=="rod_solid")
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{ detectorChoice = 1; }
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else
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{ detectorChoice = 0; }
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G4cout << "Now Detector is " << val << G4endl;
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}
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