| 1 | // |
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| 2 | // ******************************************************************** |
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| 3 | // * License and Disclaimer * |
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| 4 | // * * |
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of * |
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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| 7 | // * conditions of the Geant4 Software License, included in the file * |
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
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| 9 | // * include a list of copyright holders. * |
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| 10 | // * * |
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| 11 | // * Neither the authors of this software system, nor their employing * |
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| 12 | // * institutes,nor the agencies providing financial support for this * |
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| 13 | // * work make any representation or warranty, express or implied, * |
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| 14 | // * regarding this software system or assume any liability for its * |
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| 15 | // * use. Please see the license in the file LICENSE and URL above * |
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| 16 | // * for the full disclaimer and the limitation of liability. * |
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| 17 | // * * |
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| 18 | // * This code implementation is the result of the scientific and * |
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| 19 | // * technical work of the GEANT4 collaboration. * |
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| 20 | // * By using, copying, modifying or distributing the software (or * |
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| 21 | // * any work based on the software) you agree to acknowledge its * |
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| 22 | // * use in resulting scientific publications, and indicate your * |
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| 23 | // * acceptance of all terms of the Geant4 Software license. * |
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| 24 | // ******************************************************************** |
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| 25 | // |
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| 26 | // |
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| 27 | // $Id: G4CurvePoint.hh,v 1.6 2006/06/29 18:39:00 gunter Exp $ |
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| 28 | // GEANT4 tag $Name: geant4-09-04-beta-01 $ |
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| 29 | // |
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| 30 | // ---------------------------------------------------------------------- |
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| 31 | // Class G4CurvePoint |
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| 32 | // |
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| 33 | // Class Description: |
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| 34 | // |
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| 35 | // Class capable of storing both the parametric and the non-parametric |
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| 36 | // representation of a point on a curve. |
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| 37 | // The representation is evaluated lazily for efficiency. |
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| 38 | |
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| 39 | // Author: J.Sulkimo, P.Urban. |
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| 40 | // Revisions by: L.Broglia, G.Cosmo. |
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| 41 | // ---------------------------------------------------------------------- |
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| 42 | #ifndef included_G4CurvePoint |
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| 43 | #define included_G4CurvePoint |
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| 44 | |
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| 45 | #include "G4Curve.hh" |
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| 46 | #include "G4Point3D.hh" |
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| 47 | |
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| 48 | class G4CurvePoint |
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| 49 | { |
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| 50 | |
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| 51 | public: // with description |
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| 52 | |
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| 53 | G4CurvePoint(G4Curve& c0); |
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| 54 | // Constructor, taking a curve as argument. |
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| 55 | |
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| 56 | virtual ~G4CurvePoint(); |
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| 57 | // Empty destructor. |
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| 58 | |
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| 59 | G4CurvePoint(const G4CurvePoint& cp); |
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| 60 | G4CurvePoint& operator=(const G4CurvePoint& cp); |
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| 61 | // Copy constructor and assignment operator. |
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| 62 | |
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| 63 | inline void Init(G4Curve& c0); |
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| 64 | // Initialises a G4CurvePoint. Called by the constructor. |
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| 65 | |
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| 66 | inline G4Curve& GetCurve() const; |
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| 67 | // Returns the curve which the point belongs to. |
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| 68 | |
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| 69 | inline void Reset(); |
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| 70 | inline void Reset(G4double u0); |
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| 71 | inline void Reset(const G4Point3D& p0); |
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| 72 | inline void Reset(G4double u0, const G4Point3D& p0); |
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| 73 | // Resets point's attributes. |
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| 74 | |
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| 75 | inline G4double GetPPoint(); |
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| 76 | inline const G4Point3D& GetPoint(); |
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| 77 | // Returns point as parameter or as point in space. |
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| 78 | |
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| 79 | protected: |
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| 80 | |
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| 81 | G4CurvePoint(); |
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| 82 | // Protected default constructor. |
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| 83 | |
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| 84 | protected: |
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| 85 | |
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| 86 | // data |
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| 87 | |
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| 88 | G4Curve* c; |
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| 89 | |
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| 90 | G4Point3D p; |
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| 91 | G4double u; |
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| 92 | |
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| 93 | G4int notComputed; |
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| 94 | static const G4int pFlag; |
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| 95 | static const G4int uFlag; |
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| 96 | static const G4int allFlags; |
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| 97 | |
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| 98 | }; |
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| 99 | |
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| 100 | #include "G4CurvePoint.icc" |
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| 101 | |
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| 102 | #endif |
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