Common::DetectorConstruction0 Class Reference

Simple detector construction with only a world volume. More...

#include <Doxymodules_common.h>

Inheritance diagram for Common::DetectorConstruction0:

Public Member Functions
	DetectorConstruction0 (const G4String &materialName="G4_AIR", G4double hx=50 *CLHEP::cm, G4double hy=50 *CLHEP::cm, G4double hz=50 *CLHEP::cm)
	~DetectorConstruction0 () override
G4VPhysicalVolume *	Construct () override
void	SetMaterial (const G4String &materialName)
void	SetDimensions (G4ThreeVector dimensions)

Private Member Functions
void	DefineCommands ()

Private Attributes
G4GenericMessenger *	fMessenger = nullptr
G4String	fMaterialName
G4ThreeVector	fDimensions
G4LogicalVolume *	fWorldVolume = nullptr

Detailed Description

Simple detector construction with only a world volume.

Definition at line 13 of file Doxymodules_common.h.

Constructor & Destructor Documentation

DetectorConstruction0()

Common::DetectorConstruction0::DetectorConstruction0	(	const G4String &	materialName = "G4_AIR",
		G4double	hx = 50*CLHEP::cm,
		G4double	hy = 50*CLHEP::cm,
		G4double	hz = 50*CLHEP::cm
	)

Definition at line 44 of file DetectorConstruction0.cc.

 : fMaterialName(materialName),
   fDimensions(hx, hy, hz)
{
  DefineCommands();
}

~DetectorConstruction0()

Common::DetectorConstruction0::~DetectorConstruction0 ( )

override

Definition at line 55 of file DetectorConstruction0.cc.

{
  delete fMessenger;
}

Member Function Documentation

Construct()

G4VPhysicalVolume * Common::DetectorConstruction0::Construct ( )

override

Definition at line 62 of file DetectorConstruction0.cc.

{
  // Define materials via NIST manager
  //
  auto nistManager = G4NistManager::Instance();
 
  auto material = nistManager->FindOrBuildMaterial(fMaterialName);
 
  // World
  //
  auto sWorld
    = new G4Box("World",                        //name
                 fDimensions.x(),               //dimensions (half-lentghs)
                 fDimensions.y(),
                 fDimensions.z());
 
  fWorldVolume
    = new G4LogicalVolume(sWorld,               //shape
                          material,             //material
                          "World");             //name
 
  auto pWorld
    = new G4PVPlacement(0,                      //no rotation
                        G4ThreeVector(),        //at (0,0,0)
                        fWorldVolume,           //logical volume
                        "World",                //name
                        0,                      //mother  volume
                        false,                  //no boolean operation
                        0);                     //copy number
 
  //always return the root volume
  //
  return pWorld;
}

SetMaterial()

void Common::DetectorConstruction0::SetMaterial

(

const G4String &

materialName

)

Definition at line 99 of file DetectorConstruction0.cc.

{
  auto nistManager = G4NistManager::Instance();
 
  auto newMaterial = nistManager->FindOrBuildMaterial(materialName);
  if ( ! newMaterial ) {
    G4cerr << "Material " << materialName << " not found." << G4endl;
    G4cerr << "The box material was not changed." << G4endl;
    return;
  }
 
  if ( fWorldVolume ) fWorldVolume->SetMaterial(newMaterial);
  G4cout << "Material of box changed to " << materialName << G4endl;
}

SetDimensions()

void Common::DetectorConstruction0::SetDimensions

(

G4ThreeVector

dimensions

)

Set world dimension (in half lengths). This setting has effect only if called in PreInit> phase

Definition at line 116 of file DetectorConstruction0.cc.

{
/// Set world dimension (in half lengths).
/// This setting has effect only if called in PreInit> phase
 
  fDimensions = dimensions;
}

DefineCommands()

void Common::DetectorConstruction0::DefineCommands ( )

private

Definition at line 126 of file DetectorConstruction0.cc.

{
  // Define /B5/detector command directory using generic messenger class
  fMessenger = new G4GenericMessenger(this,
                                      "/detector/",
                                      "Detector control");
 
  // setMaterial command
  auto& setMaterialCmd
    = fMessenger->DeclareMethod("setMaterial",
        &DetectorConstruction0::SetMaterial,
        "Set world material name.");
  setMaterialCmd.SetParameterName("materialName", false);
  setMaterialCmd.SetDefaultValue("G4_AIR");
  setMaterialCmd.SetStates(G4State_PreInit);
 
  // setDimensions command
  auto& setDimensionsCmd
    = fMessenger->DeclareMethodWithUnit("setDimensions", "mm",
        &DetectorConstruction0::SetDimensions,
        "Set world dimensions (in half lentgh).");
  setDimensionsCmd.SetParameterName("dimensions", false);
  setDimensionsCmd.SetStates(G4State_PreInit);
}

Member Data Documentation

fMessenger

G4GenericMessenger* Common::DetectorConstruction0::fMessenger = nullptr

private

Definition at line 67 of file DetectorConstruction0.hh.

fMaterialName

G4String Common::DetectorConstruction0::fMaterialName

private

Definition at line 68 of file DetectorConstruction0.hh.

fDimensions

G4ThreeVector Common::DetectorConstruction0::fDimensions

private

Definition at line 69 of file DetectorConstruction0.hh.

fWorldVolume

G4LogicalVolume* Common::DetectorConstruction0::fWorldVolume = nullptr

private

Definition at line 70 of file DetectorConstruction0.hh.

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

• .doxygen/Doxymodules_common.h
• extended/common/include/DetectorConstruction0.hh
• extended/common/src/DetectorConstruction0.cc