He3tubeCreator Class Reference

The creator for the HE3TUBE geometry. More...

#include <He3tubeCreator.h>

Inheritance diagram for He3tubeCreator:

Collaboration diagram for He3tubeCreator:

Public Member Functions
virtual void	create (const GearDir &content, G4LogicalVolume &topVolume, geometry::GeometryTypes type)
	Function to actually create the geometry, has to be overridden by derived classes. More...
	BELLE2_DEFINE_EXCEPTION (DBNotImplemented, "Cannot create geometry from Database.")
	Exception that will be thrown in createFromDB if member is not yet implemented by creator.
virtual void	createFromDB (const std::string &name, G4LogicalVolume &topVolume, GeometryTypes type)
	Function to create the geometry from the Database. More...
virtual void	createPayloads (const GearDir &content, const IntervalOfValidity &iov)
	Function to create the geometry database. More...

Protected Attributes
SensitiveDetector *	m_sensitive
	SensitiveDetector He-3 tube.

Detailed Description

The creator for the HE3TUBE geometry.

Definition at line 29 of file He3tubeCreator.h.

Member Function Documentation

create()

void create ( const GearDir &  content, G4LogicalVolume &  topVolume, geometry::GeometryTypes  type  )

virtual

Function to actually create the geometry, has to be overridden by derived classes.

Parameters

content	GearDir pointing to the parameters which should be used for construction
topVolume	Top volume in which the geometry has to be placed
type	Type of geometry to be build

Implements CreatorBase.

Definition at line 60 of file He3tubeCreator.cc.

    {
      G4String symbol;
      G4double a, z, n;
      G4double abundance, density;
      G4int ncomponents;
 
      G4Isotope* iHe3 = new G4Isotope("iHe3", z = 2, n = 3, a = 3.0160293 * CLHEP::g / CLHEP::mole);
      G4Element* eHe3 = new G4Element("eHe3", symbol = "eHe3", ncomponents = 1);
      eHe3->AddIsotope(iHe3, abundance = 100.);
      G4Material* gHe3 = new G4Material("gHe3", density = 0.00066 * CLHEP::g / CLHEP::cm3, ncomponents = 1);
      gHe3->AddElement(eHe3, 1);
 
      //lets get the stepsize parameter with a default value of 5 µm
      double stepSize = content.getLength("stepSize", 5 * CLHEP::um);
 
      //no get the array. Notice that the default framework unit is cm, so the
      //values will be automatically converted
      int detID = 0;
      //Lets loop over all the Active nodes
      BOOST_FOREACH(const GearDir & activeParams, content.getNodes("Active")) {
 
        //create he3tube
        G4double startAngle = 0.*CLHEP::deg;
        G4double spanningAngle = 360.*CLHEP::deg;
        G4Tubs* s_He3TUBE = new G4Tubs("s_He3TUBE",
                                       activeParams.getLength("tube_innerRadius")*CLHEP::cm,
                                       activeParams.getLength("tube_outerRadius")*CLHEP::cm,
                                       activeParams.getLength("tube_hz")*CLHEP::cm,
                                       startAngle, spanningAngle);
 
        string matTube = activeParams.getString("MaterialTube");
        G4LogicalVolume* l_He3TUBE = new G4LogicalVolume(s_He3TUBE, geometry::Materials::get(matTube), "l_He3TUBE");
 
        G4VisAttributes* l_He3TubeVisAtt = new G4VisAttributes(G4Colour(0, 1.0, 1.0, 1.0));
        l_He3TUBE->SetVisAttributes(l_He3TubeVisAtt);
 
        //position he3tube volume
        G4ThreeVector He3TUBEpos = G4ThreeVector(
                                     activeParams.getLength("x_he3tube") * CLHEP::cm,
                                     activeParams.getLength("y_he3tube") * CLHEP::cm,
                                     activeParams.getLength("z_he3tube") * CLHEP::cm
                                   );
 
        G4RotationMatrix* rot_he3tube = new G4RotationMatrix();
        rot_he3tube->rotateX(activeParams.getAngle("AngleX"));
        rot_he3tube->rotateY(activeParams.getAngle("AngleY"));
        rot_he3tube->rotateZ(activeParams.getAngle("AngleZ"));
 
        //geometry::setColor(*l_HE3TUBE, "#006699");
 
        new G4PVPlacement(rot_he3tube, He3TUBEpos, l_He3TUBE, "p_He3TUBE", &topVolume, false, 1);
 
        B2INFO("HE3-tube-" << detID << " placed at: " <<  He3TUBEpos << " mm");
 
        //create endcaps
        G4double EndcapinnerRadius = 0.;
        G4Tubs* s_He3endcap = new G4Tubs("s_He3endcap",
                                         EndcapinnerRadius,
                                         activeParams.getLength("tube_outerRadius")*CLHEP::cm,
                                         activeParams.getLength("endcap_hz")*CLHEP::cm,
                                         startAngle, spanningAngle);
 
        G4LogicalVolume* l_He3endcap = new G4LogicalVolume(s_He3endcap, geometry::Materials::get(matTube), "l_He3endcap");
 
        l_He3endcap->SetVisAttributes(l_He3TubeVisAtt);
 
        //position endcaps
        G4ThreeVector He3endcapposTop = G4ThreeVector(
                                          activeParams.getLength("x_he3tube") * CLHEP::cm,
                                          activeParams.getLength("y_he3tube") * CLHEP::cm,
                                          activeParams.getLength("z_he3tube") * CLHEP::cm + activeParams.getLength("tube_hz") * CLHEP::cm +
                                          activeParams.getLength("endcap_hz") * CLHEP::cm
                                        );
 
        G4ThreeVector He3endcapposBot = G4ThreeVector(
                                          activeParams.getLength("x_he3tube") * CLHEP::cm,
                                          activeParams.getLength("y_he3tube") * CLHEP::cm,
                                          activeParams.getLength("z_he3tube") * CLHEP::cm - activeParams.getLength("tube_hz") * CLHEP::cm -
                                          activeParams.getLength("endcap_hz") * CLHEP::cm
                                        );
 
        new G4PVPlacement(rot_he3tube, He3endcapposTop, l_He3endcap, "p_He3endcapTop", &topVolume, false, 1);
        new G4PVPlacement(rot_he3tube, He3endcapposBot, l_He3endcap, "p_He3endcapBot", &topVolume, false, 1);
 
        //create he3 inactif gas
        G4double GasinnerRadius = 0.;
        G4Tubs* s_iHe3Gas = new G4Tubs("s_iHe3Gas",
                                       GasinnerRadius,
                                       activeParams.getLength("tube_innerRadius")*CLHEP::cm,
                                       activeParams.getLength("tube_hz")*CLHEP::cm,
                                       startAngle, spanningAngle);
 
        //string matGas = activeParams.getString("MaterialGas");
        G4LogicalVolume* l_iHe3Gas = new G4LogicalVolume(s_iHe3Gas, gHe3, "l_iHe3Gas");
        l_iHe3Gas->SetVisAttributes(l_He3TubeVisAtt);
 
        new G4PVPlacement(rot_he3tube, He3TUBEpos, l_iHe3Gas, "p_iHe3Gas", &topVolume, false, 1);
 
        //create he3 actif gas
        G4Tubs* s_He3Gas = new G4Tubs("s_He3Gas",
                                      GasinnerRadius,
                                      activeParams.getLength("gas_outerRadius")*CLHEP::cm,
                                      activeParams.getLength("gas_hz")*CLHEP::cm,
                                      startAngle, spanningAngle);
 
        G4LogicalVolume* l_He3Gas = new G4LogicalVolume(s_He3Gas, gHe3, "l_He3Gas", 0, m_sensitive);
        l_He3Gas->SetVisAttributes(l_He3TubeVisAtt);
        //Lets limit the Geant4 stepsize inside the volume
        l_He3Gas->SetUserLimits(new G4UserLimits(stepSize));
 
        new G4PVPlacement(0, G4ThreeVector(0, 0, activeParams.getLength("SV_offset_inZ")*CLHEP::cm), l_He3Gas, "p_He3Gas", l_iHe3Gas, false,
                          detID);
        B2INFO("HE3-tube-Sensitive-Volume-" << detID << " placed at: (" <<  He3TUBEpos.getX() << "," << He3TUBEpos.getY() << "," <<
               He3TUBEpos.getZ() + activeParams.getLength("SV_offset_inZ")*CLHEP::cm << ")  mm");
        detID++;
      }
    }

createFromDB()

void createFromDB ( const std::string &  name, G4LogicalVolume &  topVolume, GeometryTypes  type  )

virtualinherited

Function to create the geometry from the Database.

Parameters

name	name of the component in the database, could be used to disambiguate multiple components created with the same creator
topVolume	Top volume in which the geometry has to be placed
type	Type of geometry to be build

Reimplemented in GeoEKLMCreator, GeoFarBeamLineCreator, GeoCryostatCreator, MyDBCreator, GeoARICHCreator, GeoBeamPipeCreator, GeoServiceMaterialCreator, GeoBKLMCreator, GeoPXDCreator, GeoSVDCreator, GeoTOPCreator, GeoSTRCreator, GeoHeavyMetalShieldCreator, GeoCDCCreator, GeoCOILCreator, GeoVXDServiceCreator, GeoKLMCreator, GeoECLCreator, and GeoMagneticField.

Definition at line 27 of file CreatorBase.cc.

createPayloads()

void createPayloads ( const GearDir &  content, const IntervalOfValidity &  iov  )

virtualinherited

Function to create the geometry database.

This function should be implemented to convert Gearbox parameters to one ore more database payloads

Parameters

content	GearDir pointing to the parameters which should be used for construction
iov	interval of validity to use when generating payloads

Reimplemented in GeoEKLMCreator, GeoFarBeamLineCreator, GeoCryostatCreator, MyDBCreator, GeoARICHCreator, GeoTOPCreator, GeoCDCCreator, GeoBeamPipeCreator, GeoServiceMaterialCreator, GeoMagneticField, GeoBKLMCreator, GeoKLMCreator, GeoECLCreator, GeoPXDCreator, GeoSVDCreator, GeoSTRCreator, GeoCOILCreator, GeoHeavyMetalShieldCreator, and GeoVXDServiceCreator.

Definition at line 34 of file CreatorBase.cc.

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The documentation for this class was generated from the following files:

• beast/he3tube/geometry/include/He3tubeCreator.h
• beast/he3tube/geometry/src/He3tubeCreator.cc