geant4/examples/extended/field/field04/include/F04DetectorConstruction.hh

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/// \file F04DetectorConstruction.hh
/// \brief Definition of the F04DetectorConstruction class

#ifndef F04DetectorConstruction_h
#define F04DetectorConstruction_h 1

#include "CLHEP/Units/SystemOfUnits.h"

#include "G4Cache.hh"
#include "G4LogicalVolume.hh"
#include "G4RotationMatrix.hh"
#include "globals.hh"

class G4Tubs;

class G4VPhysicalVolume;

class F04Materials;
class G4Material;

class F04GlobalField;

class F04DetectorMessenger;

#include "G4VUserDetectorConstruction.hh"

class F04DetectorConstruction : public G4VUserDetectorConstruction
{
  public:
    F04DetectorConstruction();
    ~F04DetectorConstruction() override;

    G4VPhysicalVolume* Construct() override;
    G4VPhysicalVolume* ConstructDetector();

    void ConstructSDandField() override;

    // StringToRotationMatrix() converts a string "X90,Y45" into a
    // G4RotationMatrix.
    // This is an active rotation, in that the object is first rotated
    // around the parent's X axis by 90 degrees, then the object is
    // further rotated around the parent's Y axis by 45 degrees.
    // The return value points to a G4RotationMatrix on the heap, so
    // it is persistent. Angles are in degrees, can have decimals,
    // and can be negative. Axes are X, Y, Z.

    static G4RotationMatrix StringToRotationMatrix(G4String rotation);

  public:
    void SetWorldMaterial(G4String);
    void SetWorldSizeZ(G4double);
    void SetWorldSizeR(G4double);

    void SetCaptureMgntRadius(G4double);
    void SetCaptureMgntLength(G4double);
    void SetCaptureMgntB1(G4double);
    void SetCaptureMgntB2(G4double);

    void SetTransferMgntRadius(G4double);
    void SetTransferMgntLength(G4double);
    void SetTransferMgntB(G4double);
    void SetTransferMgntPos(G4double);

    void SetTargetMaterial(G4String);
    void SetTargetThickness(G4double);
    void SetTargetRadius(G4double);
    void SetTargetPos(G4double);
    void SetTargetAngle(G4int);

    void SetDegraderMaterial(G4String);
    void SetDegraderThickness(G4double);
    void SetDegraderRadius(G4double);
    void SetDegraderPos(G4double);

  public:
    G4Material* GetWorldMaterial() { return fWorldMaterial; }
    G4double GetWorldSizeZ() { return fWorldSizeZ; }
    G4double GetWorldSizeR() { return fWorldSizeR; }

    G4LogicalVolume* GetCaptureMgnt() { return fLogicCaptureMgnt; }
    G4double GetCaptureMgntRadius() { return fCaptureMgntRadius; }
    G4double GetCaptureMgntLength() { return fCaptureMgntLength; }
    G4double GetCaptureMgntB1() { return fCaptureMgntB1; }
    G4double GetCaptureMgntB2() { return fCaptureMgntB2; }
    G4ThreeVector GetCaptureMgntCenter() { return fCaptureMgntCenter; }

    G4LogicalVolume* GetTransferMgnt() { return fLogicTransferMgnt; }
    G4double GetTransferMgntRadius() { return fTransferMgntRadius; }
    G4double GetTransferMgntLength() { return fTransferMgntLength; }
    G4double GetTransferMgntB() { return fTransferMgntB; }
    G4double GetTransferMgntPos() { return fTransferMgntPos; }
    G4ThreeVector GetTransferMgntCenter() { return fTransferMgntCenter; }

    G4Material* GetTargetMaterial() { return fTargetMaterial; }
    G4double GetTargetRadius() { return fTargetRadius; }
    G4double GetTargetThickness() { return fTargetThickness; }
    G4double GetTargetPos() { return fTargetPos; }
    G4int GetTargetAngle() { return fTargetAngle; }

    G4Material* GetDegraderMaterial() { return fDegraderMaterial; }
    G4double GetDegraderRadius() { return fDegraderRadius; }
    G4double GetDegraderThickness() { return fDegraderThickness; }
    G4double GetDegraderPos() { return fDegraderPos; }

  private:
    F04DetectorMessenger* fDetectorMessenger = nullptr;  // pointer to the Messenger
    G4Cache<F04GlobalField*> fFieldSetUp = nullptr;

    F04Materials* fMaterials = nullptr;

    G4Material* fVacuum = nullptr;

    G4Tubs* fSolidWorld = nullptr;
    G4LogicalVolume* fLogicWorld = nullptr;
    G4VPhysicalVolume* fPhysiWorld = nullptr;

    G4Tubs* fSolidTarget = nullptr;
    G4LogicalVolume* fLogicTarget = nullptr;
    G4VPhysicalVolume* fPhysiTarget = nullptr;

    G4Tubs* fSolidDegrader = nullptr;
    G4LogicalVolume* fLogicDegrader = nullptr;
    G4VPhysicalVolume* fPhysiDegrader = nullptr;

    G4Tubs* fSolidCaptureMgnt = nullptr;
    G4LogicalVolume* fLogicCaptureMgnt = nullptr;
    G4VPhysicalVolume* fPhysiCaptureMgnt = nullptr;

    G4Tubs* fSolidTransferMgnt = nullptr;
    G4LogicalVolume* fLogicTransferMgnt = nullptr;
    G4VPhysicalVolume* fPhysiTransferMgnt = nullptr;

    G4Material* fWorldMaterial = nullptr;
    G4double fWorldSizeR = 5. * CLHEP::m;
    G4double fWorldSizeZ = 50. * CLHEP::m;

    G4double fCaptureMgntLength = 4.0 * CLHEP::m;
    G4double fCaptureMgntRadius = 0.6 * CLHEP::m;
    G4double fCaptureMgntB1 = 0.;
    G4double fCaptureMgntB2 = 0.;

    G4double fTransferMgntLength = 15.0 * CLHEP::m;
    G4double fTransferMgntRadius = 0.3 * CLHEP::m;
    G4double fTransferMgntB = 0.;
    G4double fTransferMgntPos = 0.;

    G4Material* fTargetMaterial = nullptr;
    G4double fTargetThickness = 16.0 * CLHEP::cm;
    G4double fTargetRadius = 0.4 * CLHEP::cm;
    G4double fTargetPos = 0.;
    G4int fTargetAngle = 0.;

    G4Material* fDegraderMaterial = nullptr;
    G4double fDegraderThickness = 0.1 * CLHEP::cm;
    G4double fDegraderRadius = 30.0 * CLHEP::cm;
    G4double fDegraderPos = 0.;

    G4ThreeVector fCaptureMgntCenter, fTransferMgntCenter;

  private:
    void DefineMaterials();
};

#endif