BgoCreator Class Reference

The creator for the BGO geometry. More...

#include <BgoCreator.h>

Inheritance diagram for BgoCreator:

Collaboration diagram for BgoCreator:

Public Member Functions
	BgoCreator ()
	Constructor.
virtual	~BgoCreator ()
	Destructor.
virtual void	create (const GearDir &content, G4LogicalVolume &topVolume, geometry::GeometryTypes type)
	Creation of the detector geometry from Gearbox (XML). 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 BGO.

Detailed Description

The creator for the BGO geometry.

Definition at line 27 of file BgoCreator.h.

Member Function Documentation

create()

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

virtual

Creation of the detector geometry from Gearbox (XML).

Parameters

[in]	content	XML data directory.
[in]	topVolume	Geant world volume.
[in]	type	Geometry type.

Implements CreatorBase.

Definition at line 54 of file BgoCreator.cc.

    {
 
      m_sensitive = new SensitiveDetector();
 
      // **Materials from the NIST database**
      G4NistManager* man = G4NistManager::Instance();
 
      G4bool isotopes = false;
 
      G4Element*  O = man->FindOrBuildElement("O", isotopes);
      G4Element* Bi = man->FindOrBuildElement("Bi", isotopes);
      G4Element* Ge = man->FindOrBuildElement("Ge", isotopes);
 
      G4Material* BGO_BGO = new G4Material("BGO_BGO",//name
                                           7.13 * CLHEP::g / CLHEP::cm3, //density
                                           3);//number of elements
      BGO_BGO->AddElement(O, 12);
      BGO_BGO->AddElement(Bi, 4);
      BGO_BGO->AddElement(Ge, 3);
 
      //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
      vector<double> bar = content.getArray("bar");
      B2INFO("Contents of bar: ");
      BOOST_FOREACH(double value, bar) {
        B2INFO("value: " << value);
      }
      int detID = 0;
      //Lets loop over all the Active nodes
      BOOST_FOREACH(const GearDir & activeParams, content.getNodes("Active")) {
 
        //create bgo volume
        G4Trap* s_BGO = new G4Trap("s_BGO",
                                   activeParams.getLength("cDz") / 2.*CLHEP::cm,
                                   activeParams.getLength("cDtheta"),
                                   activeParams.getLength("cDphi"),
                                   activeParams.getLength("cDy1") / 2.*CLHEP::cm,
                                   activeParams.getLength("cDx2") / 2.*CLHEP::cm,
                                   activeParams.getLength("cDx1") / 2.*CLHEP::cm, 0,
                                   activeParams.getLength("cDy2") / 2.*CLHEP::cm,
                                   activeParams.getLength("cDx4") / 2.*CLHEP::cm,
                                   activeParams.getLength("cDx3") / 2.*CLHEP::cm, 0);
 
        //G4LogicalVolume* l_BGO = new G4LogicalVolume(s_BGO, geometry::Materials::get("BGO"), "l_BGO", 0, m_sensitive);
        G4LogicalVolume* l_BGO = new G4LogicalVolume(s_BGO, BGO_BGO, "l_BGO", 0, m_sensitive);
 
        //cout << "BGO volume " << s_BGO->GetCubicVolume() / CLHEP::cm / CLHEP::cm / CLHEP::cm
        //<< " density " << geometry::Materials::get("BGO")->GetDensity() / CLHEP::g * CLHEP::cm * CLHEP::cm * CLHEP::cm << endl;
 
        //Lets limit the Geant4 stepsize inside the volume
        l_BGO->SetUserLimits(new G4UserLimits(stepSize));
 
        //position bgo volume
        /*
        G4Transform3D theta_init = G4RotateX3D(- activeParams.getLength("cDtheta"));
        G4Transform3D phi_init = G4RotateZ3D(activeParams.getLength("k_phi_init"));
        G4Transform3D tilt_z = G4RotateY3D(activeParams.getLength("k_z_TILTED"));
        G4Transform3D tilt_phi = G4RotateZ3D(activeParams.getLength("k_phi_TILTED"));
        G4Transform3D position = G4Translate3D(activeParams.getLength("k_zC") * tan(activeParams.getLength("k_z_TILTED")) * CLHEP::cm, 0,
                                               activeParams.getLength("k_zC") * CLHEP::cm);
        G4Transform3D pos_phi = G4RotateZ3D(activeParams.getLength("k_phiC"));
        G4Transform3D Tr = pos_phi * position * tilt_phi * tilt_z * phi_init * theta_init;
        //cout << "rotation  " << Tr.getRotation() << " translation " << Tr.getTranslation() << endl;
        */
        double px = activeParams.getDouble("px");
        double py = activeParams.getDouble("py");
        double pz = activeParams.getDouble("pz");
        double angle = activeParams.getDouble("angle");
        double rx = activeParams.getDouble("rx");
        double ry = activeParams.getDouble("ry");
        double rz = activeParams.getDouble("rz");
 
        G4RotationMatrix* pRot = new G4RotationMatrix();
        pRot->rotate(-angle, G4ThreeVector(rx, ry, rz));
        //G4Transform3D transform = G4Translate3D(px, py, pz) * G4Rotate3D(-angle, G4ThreeVector(rx, ry, rz));
        new G4PVPlacement(pRot, G4ThreeVector(px, py, pz), l_BGO, "p_BGO", &topVolume, false, detID);
        //new G4PVPlacement(transform, l_BGO, "p_BGO", &topVolume, false, detID);
        B2INFO("BGO-" << detID << " placed at: (" << px << "," << py << "," << pz << ")" << " mm ");
        //B2INFO("BGO-" << detID << " placed at: " << transform.getTranslation() << " mm ");
        B2INFO("      rotation of " << -angle << " degree a long (" << rx << "," << ry << "," << rz << ") axis");
        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 GeoVXDServiceCreator, GeoHeavyMetalShieldCreator, GeoTOPCreator, GeoSVDCreator, GeoSTRCreator, GeoServiceMaterialCreator, GeoCOILCreator, GeoPXDCreator, GeoKLMCreator, GeoEKLMCreator, GeoBKLMCreator, GeoFarBeamLineCreator, GeoCryostatCreator, GeoBeamPipeCreator, MyDBCreator, GeoECLCreator, GeoCDCCreatorReducedCDC, GeoCDCCreator, BeamabortCreator, GeoARICHCreator, and GeoMagneticField.

Definition at line 17 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 GeoVXDServiceCreator, GeoHeavyMetalShieldCreator, GeoTOPCreator, GeoSVDCreator, GeoSTRCreator, GeoServiceMaterialCreator, GeoCOILCreator, GeoPXDCreator, GeoKLMCreator, GeoEKLMCreator, GeoBKLMCreator, GeoFarBeamLineCreator, GeoCryostatCreator, GeoBeamPipeCreator, MyDBCreator, GeoMagneticField, GeoECLCreator, GeoCDCCreatorReducedCDC, GeoCDCCreator, BeamabortCreator, and GeoARICHCreator.

Definition at line 24 of file CreatorBase.cc.

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

• beast/bgo/geometry/include/BgoCreator.h
• beast/bgo/geometry/src/BgoCreator.cc