Gabriele Cosmo
124 lines
4.3 KiB
C++
124 lines
4.3 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: G4BSplineCurve.hh,v 1.13 2006/06/29 18:38:05 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 G4BSplineCurve
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//
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// Class description:
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//
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// Definition of a generic BSpline curve.
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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 __BSPLINECURVE_H
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#define __BSPLINECURVE_H
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#include "G4Curve.hh"
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#include "G4Point3DVector.hh"
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class G4ControlPoints;
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class G4KnotVector;
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class G4BSplineCurve : public G4Curve
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{
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public:
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typedef std::vector<G4double> G4doubleVector;
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public: // with description
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G4BSplineCurve();
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// Default constructor, must be followed by call to Init(...) method.
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virtual ~G4BSplineCurve();
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// Virtual destructor.
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G4BSplineCurve(const G4BSplineCurve& right);
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G4BSplineCurve& operator=(const G4BSplineCurve& right);
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// Copy constructor and assignment operator.
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virtual G4Curve* Project(const G4Transform3D& tr=
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HepGeom::Transform3D::Identity);
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// Transforms and projects all control points.
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virtual G4double GetPMax() const;
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virtual G4Point3D GetPoint(G4double param) const;
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virtual G4double GetPPoint(const G4Point3D& p) const;
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// Accessors methods.
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void Init(G4int degree0, G4Point3DVector* controlPointsList0,
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G4doubleVector* knots0, G4doubleVector* weightsData0);
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G4int GetDegree() const;
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const G4Point3DVector* GetControlPointsList() const;
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const G4doubleVector* GetKnots() const;
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const G4doubleVector* GetWeightsData() const;
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// Get/Set methods for the geometric data.
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// The "knots" vector contains each knot multiplicity Times.
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// The object is responsible for deleting the containers passed
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// to the Init method.
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public: // without description
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virtual G4bool Tangent(G4CurvePoint& cp, G4Vector3D& v);
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// Returns false. Empty implementation.
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virtual G4int IntersectRay2D(const G4Ray& ray);
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// Returns 0. Empty implementation.
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//virtual void IntersectRay2D(const G4Ray& ray, G4CurveRayIntersection& is);
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protected:
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virtual void InitBounded();
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//public:
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//void ProjectCurve(const G4Plane&, const G4Plane&);
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//int Inside(const G4Point3d&, const G4Ray&);
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//void CalcCurvePlaneNormal();
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protected:
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// geometric data:
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// knots - contains each knot multiplicity Times.
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// knot_multiplicities is not needed, weightsData might be 0
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// curve_form, closed_curve, self_intersect is not used,
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// as they are unreliable sources of information.
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//
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G4int degree;
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G4Point3DVector* controlPointsList;
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G4doubleVector* knots;
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G4doubleVector* weightsData;
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};
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#include "G4BSplineCurve.icc"
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#endif
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