Gabriele Cosmo
110 lines
3.9 KiB
C++
110 lines
3.9 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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//
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// $Id$
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//
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// ----------------------------------------------------------------------
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// Class G4CurveRayIntersection
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//
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// Class Description:
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//
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// Class capable of storing both the parametric and the non-parametric
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// representation of a intersection point on a curve. It's subclassed
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// from G4CurvePoint.
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// Author: J.Sulkimo, P.Urban.
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// Revisions by: L.Broglia, G.Cosmo.
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// ----------------------------------------------------------------------
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#ifndef included_G4CurveRayIntersection
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#define included_G4CurveRayIntersection
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#include "G4CurvePoint.hh"
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#include "G4Ray.hh"
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class G4CurveRayIntersection : public G4CurvePoint
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{
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public: // with description
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G4CurveRayIntersection();
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// Default constructor. Sets only distance to infinity.
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// Must be followed by Init!
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G4CurveRayIntersection(G4Curve& c0, const G4Ray& r0);
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// Constructor taking a curve and a ray.
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~G4CurveRayIntersection();
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// Empty destructor.
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G4CurveRayIntersection(const G4CurveRayIntersection& cr);
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G4CurveRayIntersection& operator=(const G4CurveRayIntersection& cr);
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// Copy constructor and assignment operator.
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inline void Init(G4Curve& c0, const G4Ray& r0);
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// Initialises a G4CurveRayIntersection. Called by the constructor above.
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inline const G4Ray& GetRay() const;
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// Returns the ray of intersection.
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inline void Reset();
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inline void ResetPPoint(G4double u0);
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inline void Reset(const G4Point3D& p0);
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inline void Reset(G4double u0, const G4Point3D& p0);
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inline void ResetDistance(G4double d0);
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inline void Reset(G4double u0, G4double d0);
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inline void Reset(const G4Point3D& p0, G4double d0);
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inline void Reset(G4double u0, const G4Point3D& p0, G4double d0);
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// Resets point's attributes.
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inline G4double GetPPoint();
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inline const G4Point3D& GetPoint();
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// Returns point as parameter or as point in space.
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inline G4double GetDistance();
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// Returns intersection's distance.
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public: // without description
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// additional functionalities
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inline void Update(G4CurveRayIntersection& is);
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inline void UpdateWithPointOnCurve(G4CurveRayIntersection& is);
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protected:
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// data
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const G4Ray* r;
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G4double d;
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G4double kCarTolerance;
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static const G4int dFlag;
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};
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#include "G4CurveRayIntersection.icc"
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#endif
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