Gabriele Cosmo
93 lines
3.7 KiB
C++
93 lines
3.7 KiB
C++
//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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// G4VExternalNavigation
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//
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// Class description:
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//
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// Pure virtual class to be specialised by the user for tracking with
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// an external navigation
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// Authors: V.Vlachoudis, G.Cosmo (CERN), 2019
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// --------------------------------------------------------------------
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#ifndef G4VEXTERNALNAVIGATION_HH
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#define G4VEXTERNALNAVIGATION_HH 1
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#include "G4LogicalVolume.hh"
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#include "G4NavigationHistory.hh"
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#include "G4ThreeVector.hh"
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#include "G4VNavigation.hh"
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#include "G4VPhysicalVolume.hh"
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#include "G4VSolid.hh"
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/**
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* @brief G4VExternalNavigation is a pure virtual class to be specialised
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* by the user for tracking with an external navigation.
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*/
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class G4VExternalNavigation : public G4VNavigation
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{
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public:
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/**
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* Constructor and Destructor.
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*/
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G4VExternalNavigation();
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~G4VExternalNavigation() override;
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/**
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* Cloning method, pure virtual.
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*/
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virtual G4VExternalNavigation* Clone() = 0;
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// Optional methods - may be necessary under particular circumstances
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/**
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* Special 'Inside' call that includes direction of next motion.
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* Provided for potential optimisations.
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* @param[in] solid Solid to be considered.
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* @param[in] position Point to be checked.
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* @param[in] direction Not used.
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* @returns Whether the point is inside the solid or not.
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*/
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virtual EInside Inside( const G4VSolid* solid,
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const G4ThreeVector& position,
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const G4ThreeVector& direction );
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/**
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* Updates any relevant internal state to take account that the location
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* has been moved to 'localPoint' and that it remains in the current
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* (mother) physical volume 'motherPhysical'.
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* @note Default action is do-nothing; only implemented by the concrete
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* navigator class.
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* @param[in] motherPhysical Volume to be considered.
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* @param[in] localPoint Point to be checked.
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*/
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void RelocateWithinVolume( G4VPhysicalVolume* motherPhysical,
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const G4ThreeVector& localPoint ) override;
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};
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#endif
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