Gabriele Cosmo
90 lines
4.0 KiB
C++
90 lines
4.0 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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// G4VTrajectoryPoint
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//
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// Class description:
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//
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// This class is the abstract base class representing the point
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// forming a trajectory. It includes information of a the point.
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// Contact:
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// Questions and comments to this code should be sent to
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// Katsuya Amako (e-mail: Katsuya.Amako@kek.jp)
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// Takashi Sasaki (e-mail: Takashi.Sasaki@kek.jp)
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// --------------------------------------------------------------------
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#ifndef G4VTrajectoryPoint_hh
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#define G4VTrajectoryPoint_hh 1
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#include "G4ThreeVector.hh"
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#include "globals.hh"
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#include <map>
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#include <vector>
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class G4AttDef;
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class G4AttValue;
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class G4VTrajectoryPoint
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{
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public:
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// Constructor/Destructor
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G4VTrajectoryPoint() = default;
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virtual ~G4VTrajectoryPoint() = default;
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// Equality operator
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G4bool operator==(const G4VTrajectoryPoint& right) const { return (this == &right); }
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// Return point position
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virtual const G4ThreeVector GetPosition() const = 0;
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// Get method for a vector of auxiliary points.
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// If implemented by a derived class, returns a pointer to a list
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// of auxiliary points, e.g., intermediate points used during the
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// calculation of the step that can be used for drawing a smoother
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// trajectory. The user must test the validity of this pointer
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virtual const std::vector<G4ThreeVector>* GetAuxiliaryPoints() const { return nullptr; }
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// Get method for HEPRep style attribute definitions.
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// If implemented by a derived class, returns a pointer to a map of
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// attribute definitions for the attribute values below. The user
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// must test the validity of this pointer. See G4Trajectory for an
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// example of a concrete implementation of this method
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virtual const std::map<G4String, G4AttDef>* GetAttDefs() const { return nullptr; }
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// Get method for HEPRep style attribute values.
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// If implemented by a derived class, returns a pointer to a list
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// of attribute values suitable, e.g., for picking. Each must
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// refer to an attribute definition in the above map; its name is
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// the key. The user must test the validity of this pointer (it
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// must be non-zero and conform to the G4AttDefs, which may be
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// checked with G4AttCheck) and delete the list after use. See
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// G4Trajectory for an example of a concrete implementation of this
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// method and G4VTrajectory::ShowTrajectory() for an example of its use.
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virtual std::vector<G4AttValue>* CreateAttValues() const { return nullptr; }
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};
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#endif
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