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: G4CompositeCurve.hh,v 1.8 2006/06/29 18:38:35 gunter Exp $ |
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28 | // GEANT4 tag $Name: geant4-09-02-ref-02 $ |
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29 | // |
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30 | // ---------------------------------------------------------------------- |
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31 | // Class G4CompositeCurve |
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32 | // |
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33 | // Class description: |
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34 | // |
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35 | // Definition of a generic composition of curves. |
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36 | |
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37 | // Authors: J.Sulkimo, P.Urban. |
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38 | // Revisions by: L.Broglia, G.Cosmo. |
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39 | // ---------------------------------------------------------------------- |
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40 | #ifndef __G4COMPOSITCURVE_H |
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41 | #define __G4COMPOSITCURVE_H |
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42 | |
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43 | #include "G4Curve.hh" |
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44 | #include "G4CurveVector.hh" |
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45 | #include "G4CurveRayIntersection.hh" |
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46 | #include "G4Point3DVector.hh" |
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47 | |
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48 | |
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49 | class G4CompositeCurve : public G4Curve |
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50 | { |
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51 | |
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52 | public: // with description |
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53 | |
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54 | G4CompositeCurve(); |
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55 | virtual ~G4CompositeCurve(); |
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56 | // Default constructor & destructor |
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57 | |
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58 | G4CompositeCurve(const G4Point3DVector& vertices); |
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59 | // Constructor creating closed polygons, given the vertices. |
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60 | // No call to Init and SetBounds is needed after calling this |
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61 | // constructor. |
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62 | |
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63 | virtual G4String GetEntityType() const; |
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64 | // Returns entity type identifier. |
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65 | |
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66 | virtual G4Curve* Project(const G4Transform3D& tr = |
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67 | HepGeom::Transform3D::Identity); |
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68 | // Project along trasformation tr. |
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69 | |
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70 | virtual G4bool Tangent(G4CurvePoint& cp, G4Vector3D& v); |
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71 | // Tangent computed from the 3D point representation. |
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72 | |
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73 | virtual G4double GetPMax() const; |
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74 | virtual G4Point3D GetPoint(G4double param) const; |
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75 | virtual G4double GetPPoint(const G4Point3D& p) const; |
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76 | const G4CurveVector& GetSegments() const; |
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77 | // Acccessors for the geometric data |
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78 | |
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79 | void Init(const G4CurveVector& segments0); |
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80 | // Initialises geometric data. |
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81 | // The object is not responsible for deleting the curves; |
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82 | // only a shallow copy of the CurveVector is made. |
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83 | |
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84 | public: // without description |
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85 | |
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86 | // virtual void IntersectRay2D(const G4Ray& ray, G4CurveRayIntersection& is); |
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87 | virtual G4int IntersectRay2D(const G4Ray& ray); |
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88 | |
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89 | protected: // with description |
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90 | |
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91 | virtual void InitBounded(); |
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92 | // Compute bounding box. |
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93 | |
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94 | private: |
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95 | |
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96 | G4CompositeCurve(const G4CompositeCurve&); |
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97 | G4CompositeCurve& operator=(const G4CompositeCurve&); |
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98 | // Private copy-constructor and assignment operator. |
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99 | |
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100 | private: |
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101 | |
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102 | G4CurveVector segments; |
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103 | G4CurveRayIntersection lastIntersection; |
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104 | // geometric data |
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105 | |
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106 | }; |
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107 | |
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108 | #include "G4CompositeCurve.icc" |
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109 | |
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110 | #endif |
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