// // ******************************************************************** // * License and Disclaimer * // * * // * The Geant4 software is copyright of the Copyright Holders of * // * the Geant4 Collaboration. It is provided under the terms and * // * conditions of the Geant4 Software License, included in the file * // * LICENSE and available at http://cern.ch/geant4/license . These * // * include a list of copyright holders. * // * * // * Neither the authors of this software system, nor their employing * // * institutes,nor the agencies providing financial support for this * // * work make any representation or warranty, express or implied, * // * regarding this software system or assume any liability for its * // * use. 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. * // ******************************************************************** // // G4TwistedTrap // // Class description: // // A G4TwistedTrap is a general twisted trapezoid: The faces perpendicular to the // z planes are trapezia, and their centres are not necessarily on // a line parallel to the z axis. // // pDz Half-length along the z-axis // pTheta Polar angle of the line joining the centres of the faces // at -/+pDz // pPhi Azimuthal angle of the line joining the centre of the face at // -pDz to the centre of the face at +pDz // pDy1 Half-length along y of the face at -pDz // pDx1 Half-length along x of the side at y=-pDy1 of the face at -pDz // pDx2 Half-length along x of the side at y=+pDy1 of the face at -pDz // // pDy2 Half-length along y of the face at +pDz // pDx3 Half-length along x of the side at y=-pDy2 of the face at +pDz // pDx4 Half-length along x of the side at y=+pDy2 of the face at +pDz // pAlph Angle with respect to the y axis from the centre of the side // // // A special regular case of a trapezoid with equal endcaps is available, // with polar,azimuthal and tilt angles set to zero. // // Author: Oliver Link (CERN), 27.10.2004 - Created // -------------------------------------------------------------------- #ifndef G4TWISTEDTRAP_HH #define G4TWISTEDTRAP_HH #include "G4VTwistedFaceted.hh" /** * @brief G4TwistedTrap is a general twisted trapezoid. The faces perpendicular * to the Z planes are trapezia, and their centres are not necessarily on * a line parallel to the Z axis. */ class G4TwistedTrap : public G4VTwistedFaceted { public: /** * Constructs a twisted trapezoid, given its parameters. * @param[in] pName The solid name. * @param[in] pPhiTwist The twist angle. * @param[in] pDx1 Half X length at -pDz,-pDy. * @param[in] pDx2 Half X length at -pDz,+pDy. * @param[in] pDy Half-length along the Y axis. * @param[in] pDz Half-length along the Z axis. */ G4TwistedTrap(const G4String& pName, G4double pPhiTwist, G4double pDx1, // half x length at -pDz,-pDy G4double pDx2, // half x length at -pDz,+pDy G4double pDy, G4double pDz); /** * Alternative construct of a twisted trapezoid, given its parameters. * @param[in] pName The solid name. * @param[in] pPhiTwist The twist angle. * @param[in] pDz Half-length along the Z axis. * @param[in] pTheta Polar angle of the line joining the centres of the * faces at -/+pDz. * @param[in] pPhi Azimuthal angle of the line joining the centres of the * faces at -/+pDz. * @param[in] pDy1 Half Y length at -pDz. * @param[in] pDx1 Half X length at -pDz, y=-pDy1. * @param[in] pDx2 Half X length at -pDz, y=+pDy1. * @param[in] pDy2 Half Y length at +pDz. * @param[in] pDx3 Half X length at +pDz, y=-pDy2. * @param[in] pDx4 Half X length at +pDz, y=+pDy2. * @param[in] pAlph Angle with respect to the Y axis from centre of side. */ G4TwistedTrap(const G4String& pName, // Name of instance G4double pPhiTwist, // twist angle G4double pDz, // half z length G4double pTheta, // direction between end planes G4double pPhi, // defined by polar and azim. angles G4double pDy1, // half y length at -pDz G4double pDx1, // half x length at -pDz,-pDy G4double pDx2, // half x length at -pDz,+pDy G4double pDy2, // half y length at +pDz G4double pDx3, // half x length at +pDz,-pDy G4double pDx4, // half x length at +pDz,+pDy G4double pAlph // tilt angle ); /** * Default destructor. */ ~G4TwistedTrap() override = default; /** * Accessors. */ inline G4double GetY1HalfLength() const { return GetDy1() ; } inline G4double GetX1HalfLength() const { return GetDx1() ; } inline G4double GetX2HalfLength() const { return GetDx2() ; } inline G4double GetY2HalfLength() const { return GetDy2() ; } inline G4double GetX3HalfLength() const { return GetDx3() ; } inline G4double GetX4HalfLength() const { return GetDx4() ; } inline G4double GetZHalfLength() const { return GetDz() ; } inline G4double GetPhiTwist() const { return GetTwistAngle() ; } inline G4double GetTiltAngleAlpha() const { return GetAlpha() ; } inline G4double GetPolarAngleTheta() const { return GetTheta() ; } inline G4double GetAzimuthalAnglePhi() const { return GetPhi() ; } /** * Returns the type ID, "G4TwistedTrap" of the solid. */ G4GeometryType GetEntityType() const override; /** * Makes a clone of the object for use in multi-treading. * @returns A pointer to the new cloned allocated solid. */ G4VSolid* Clone() const override; /** * Streams the object contents to an output stream. */ std::ostream &StreamInfo(std::ostream& os) const override; /** * Fake default constructor for usage restricted to direct object * persistency for clients requiring preallocation of memory for * persistifiable objects. */ G4TwistedTrap(__void__&); /** * Copy constructor and assignment operator. */ G4TwistedTrap(const G4TwistedTrap& rhs); G4TwistedTrap& operator=(const G4TwistedTrap& rhs); } ; #endif