Gabriele Cosmo
84 lines
2.0 KiB
C++
84 lines
2.0 KiB
C++
// This code implementation is the intellectual property of
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// the GEANT4 collaboration.
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//
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// By copying, distributing or modifying the Program (or any work
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// based on the Program) you indicate your acceptance of this statement,
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// and all its terms.
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//
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// $Id: G4CurvePoint.hh,v 1.4 2000/11/08 14:22:01 gcosmo Exp $
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// GEANT4 tag $Name: geant4-03-00 $
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//
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// ----------------------------------------------------------------------
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// Class G4CurvePoint
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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 point on a curve.
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// The representation is evaluated lazily for efficiency.
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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_G4CurvePoint
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#define included_G4CurvePoint
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#include "G4Curve.hh"
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#include "G4Point3D.hh"
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class G4CurvePoint
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{
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public: // with description
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G4CurvePoint(G4Curve& c0);
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// Constructor, taking a curve as argument.
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virtual ~G4CurvePoint();
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// Empty destructor.
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G4CurvePoint(const G4CurvePoint& cp);
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G4CurvePoint& operator=(const G4CurvePoint& cp);
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// Copy constructor and assignment operator.
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inline void Init(G4Curve& c0);
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// Initialises a G4CurvePoint. Called by the constructor.
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inline G4Curve& GetCurve() const;
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// Returns the curve which the point belongs to.
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inline void Reset();
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inline void Reset(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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// 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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protected:
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G4CurvePoint();
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// Protected default constructor.
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protected:
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// data
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G4Curve* c;
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G4Point3D p;
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G4double u;
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G4int notComputed;
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static const G4int pFlag;
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static const G4int uFlag;
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static const G4int allFlags;
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};
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#include "G4CurvePoint.icc"
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#endif
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