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Please see the license in the file LICENSE and URL above * // * for the full disclaimer and the limitation of liability. * // * * // * This code implementation is the result of the scientific and * // * technical work of the GEANT4 collaboration. * // * By using, copying, modifying or distributing the software (or * // * any work based on the software) you agree to acknowledge its * // * use in resulting scientific publications, and indicate your * // * acceptance of all terms of the Geant4 Software license. * // ******************************************************************** // // // $Id: G4PVPlacement.hh,v 1.8 2007/04/11 07:56:38 gcosmo Exp $ // GEANT4 tag $Name: HEAD $ // // // class G4PVPlacement // // Class description: // // Class representing a single volume positioned within and relative // to a mother volume. // History: // 24.07.95 P.Kent First non-stub version // 25.07.96 P.Kent Modified interface for new `Replica' capable geometry // 28.08.96 P.Kent Tidied + transform replaced by rotmat+vector // 28.02.97 J.Apostolakis Added 2nd constructor with G4Transform3D of solid. // 11.07.97 J.Apostolakis Added 3rd constructor with pMotherLogical // 11.05.98 J.Apostolakis Added 4th constructor with G4Transform3D & pMotherLV // ---------------------------------------------------------------------- #ifndef G4PVPLACEMENT_HH #define G4PVPLACEMENT_HH #include "G4VPhysicalVolume.hh" #include "G4Transform3D.hh" class G4PVPlacement : public G4VPhysicalVolume { public: // with description G4PVPlacement(G4RotationMatrix *pRot, const G4ThreeVector &tlate, G4LogicalVolume *pCurrentLogical, const G4String& pName, G4LogicalVolume *pMotherLogical, G4bool pMany, G4int pCopyNo, G4bool pSurfChk=false); // Initialise a single volume, positioned in a frame which is rotated by // *pRot and traslated by tlate, relative to the coordinate system of the // mother volume pMotherLogical. // If pRot=0 the volume is unrotated with respect to its mother. // The physical volume is added to the mother's logical volume. // Arguments particular to G4PVPlacement: // pMany Currently NOT used. For future use to identify if the volume // is meant to be considered an overlapping structure, or not. // pCopyNo should be set to 0 for the first volume of a given type. // pSurfChk if true activates check for overlaps with existing volumes. // This is a very natural way of defining a physical volume, and is // especially useful when creating subdetectors: the mother volumes are // not placed until a later stage of the assembly program. G4PVPlacement(const G4Transform3D &Transform3D, G4LogicalVolume *pCurrentLogical, const G4String& pName, G4LogicalVolume *pMotherLogical, G4bool pMany, G4int pCopyNo, G4bool pSurfChk=false); // Additional constructor, which expects a G4Transform3D that represents // the direct rotation and translation of the solid (NOT of the frame). // The G4Transform3D argument should be constructed by: // i) First rotating it to align the solid to the system of // reference of its mother volume *pMotherLogical, and // ii) Then placing the solid at the location Transform3D.getTranslation(), // with respect to the origin of the system of coordinates of the // mother volume. // [ This is useful for the people who prefer to think in terms // of moving objects in a given reference frame. ] // All other arguments are the same as for the previous constructor. public: // without description G4PVPlacement(G4RotationMatrix *pRot, const G4ThreeVector &tlate, const G4String &pName, G4LogicalVolume *pLogical, G4VPhysicalVolume *pMother, G4bool pMany, G4int pCopyNo, G4bool pSurfChk=false); // A simple variation of the 1st constructor, only specifying the // mother volume as a pointer to its physical volume instead of its // logical volume. The effect is exactly the same. G4PVPlacement(const G4Transform3D &Transform3D, const G4String &pName, G4LogicalVolume *pLogical, G4VPhysicalVolume *pMother, G4bool pMany, G4int pCopyNo, G4bool pSurfChk=false); // Utilises both variations above (from 2nd and 3rd constructor). // The effect is the same as for the 2nd constructor. public: // with description virtual ~G4PVPlacement(); // Default destructor. G4int GetCopyNo() const; void SetCopyNo(G4int CopyNo); // Gets and sets the copy number of the volume. G4bool CheckOverlaps(G4int res=1000, G4double tol=0., G4bool verbose=true); // Verifies if the placed volume is overlapping with existing // daughters or with the mother volume. Provides default resolution // for the number of points to be generated and verified. // A tolerance for the precision of the overlap check can be specified, // by default it is set to maximum precision. // Returns true if the volume is overlapping. public: // without description G4PVPlacement(__void__&); // Fake default constructor for usage restricted to direct object // persistency for clients requiring preallocation of memory for // persistifiable objects. G4bool IsMany() const; G4bool IsReplicated() const; G4bool IsParameterised() const; G4VPVParameterisation* GetParameterisation() const; void GetReplicationData(EAxis& axis, G4int& nReplicas, G4double& width, G4double& offset, G4bool& consuming) const; G4bool IsRegularStructure() const; G4int GetRegularStructureId() const; private: static G4RotationMatrix* NewPtrRotMatrix(const G4RotationMatrix &RotMat); // Auxiliary function for 2nd constructor (one with G4Transform3D). // Creates a new RotMatrix on the heap (using "new") and copies // its argument into it. G4PVPlacement(const G4PVPlacement&); G4PVPlacement& operator=(const G4PVPlacement&); // Private copy constructor and assignment operator. private: G4bool fmany; // flag for overlapping structure - not used G4bool fallocatedRotM; // flag for allocation of Rotation Matrix G4int fcopyNo; // for identification }; #endif