The creator for the BGO geometry. More...

#include <BgoCreator.h>

Inheritance diagram for BgoCreator:

Collaboration diagram for BgoCreator:

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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 BGO.

Detailed Description

The creator for the BGO geometry.

Definition at line 29 of file BgoCreator.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 56 of file BgoCreator.cc.

     {
       // **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 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.

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

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

Public Member Functions

Protected Attributes

Detailed Description

Member Function Documentation

◆ create()

◆ createFromDB()

◆ createPayloads()