Gabriele Cosmo
104 lines
3.5 KiB
C++
104 lines
3.5 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: G4Parabola.hh,v 1.10 2006/06/29 18:39:54 gunter Exp $
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// GEANT4 tag $Name: geant4-09-01 $
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//
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// ----------------------------------------------------------------------
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// Class G4Parabola
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//
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// Class description:
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//
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// Definition of a generic parabola.
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// Authors: J.Sulkimo, P.Urban.
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// Revisions by: L.Broglia, G.Cosmo.
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// ----------------------------------------------------------------------
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#ifndef __PARABOLICCURVE_H
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#define __PARABOLICCURVE_H
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#include "G4Conic.hh"
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class G4Parabola : public G4Conic
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{
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public: // with description
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G4Parabola();
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virtual ~G4Parabola();
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// Constructor & destructor.
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G4Parabola(const G4Parabola& right);
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G4Parabola& operator=(const G4Parabola& right);
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// Copy constructor and assignment operator.
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G4Curve* Project(const G4Transform3D& tr =
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HepGeom::Transform3D::Identity);
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// Transforms and projects the curve.
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G4bool Tangent(G4CurvePoint& cp, G4Vector3D& v);
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// Returns tangent to curve at a given point, if existing.
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// The tangent is computed from the 3D point representation.
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inline G4double GetPMax() const;
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inline G4Point3D GetPoint(G4double param) const;
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inline G4double GetPPoint(const G4Point3D& p) const;
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// Accessors methods.
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inline G4double GetFocalDist() const;
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inline void Init(const G4Axis2Placement3D& position0, G4double focalDist0);
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// Get/Set for the geometric data.
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public: // without description
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inline G4int IntersectRay2D(const G4Ray& ray);
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// void IntersectRay2D(const G4Ray& ray, G4CurveRayIntersection& is);
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// G4Parabola(G4Point3d, G4Point3d, G4double );
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// G4Point3d EvaluateByParameterValue(G4double u);
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// G4Point3d GetBoundMax();
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// G4Point3d GetBoundMin();
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protected:
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void InitBounded();
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private:
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// geometric data
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G4double focalDist;
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// for the intersection
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G4Point3D F;
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G4Point3D L0;
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};
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#include "G4Parabola.icc"
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#endif
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