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: G4BSplineCurve.hh,v 1.13 2006/06/29 18:38:05 gunter Exp $ |
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28 | // GEANT4 tag $Name: geant4-09-03 $ |
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29 | // |
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30 | // ---------------------------------------------------------------------- |
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31 | // Class G4BSplineCurve |
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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 BSpline curve. |
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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 __BSPLINECURVE_H |
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41 | #define __BSPLINECURVE_H |
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42 | |
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43 | #include "G4Curve.hh" |
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44 | #include "G4Point3DVector.hh" |
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45 | |
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46 | class G4ControlPoints; |
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47 | class G4KnotVector; |
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48 | |
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49 | class G4BSplineCurve : public G4Curve |
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50 | { |
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51 | public: |
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52 | |
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53 | typedef std::vector<G4double> G4doubleVector; |
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54 | |
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55 | public: // with description |
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56 | |
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57 | G4BSplineCurve(); |
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58 | // Default constructor, must be followed by call to Init(...) method. |
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59 | |
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60 | virtual ~G4BSplineCurve(); |
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61 | // Virtual destructor. |
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62 | |
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63 | G4BSplineCurve(const G4BSplineCurve& right); |
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64 | G4BSplineCurve& operator=(const G4BSplineCurve& right); |
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65 | // Copy constructor and assignment operator. |
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66 | |
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67 | virtual G4Curve* Project(const G4Transform3D& tr= |
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68 | HepGeom::Transform3D::Identity); |
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69 | // Transforms and projects all control points. |
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70 | |
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71 | virtual G4double GetPMax() const; |
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72 | virtual G4Point3D GetPoint(G4double param) const; |
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73 | virtual G4double GetPPoint(const G4Point3D& p) const; |
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74 | // Accessors methods. |
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75 | |
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76 | void Init(G4int degree0, G4Point3DVector* controlPointsList0, |
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77 | G4doubleVector* knots0, G4doubleVector* weightsData0); |
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78 | G4int GetDegree() const; |
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79 | const G4Point3DVector* GetControlPointsList() const; |
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80 | const G4doubleVector* GetKnots() const; |
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81 | const G4doubleVector* GetWeightsData() const; |
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82 | // Get/Set methods for the geometric data. |
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83 | // The "knots" vector contains each knot multiplicity Times. |
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84 | // The object is responsible for deleting the containers passed |
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85 | // to the Init method. |
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86 | |
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87 | public: // without description |
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88 | |
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89 | virtual G4bool Tangent(G4CurvePoint& cp, G4Vector3D& v); |
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90 | // Returns false. Empty implementation. |
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91 | |
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92 | virtual G4int IntersectRay2D(const G4Ray& ray); |
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93 | // Returns 0. Empty implementation. |
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94 | |
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95 | //virtual void IntersectRay2D(const G4Ray& ray, G4CurveRayIntersection& is); |
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96 | |
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97 | protected: |
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98 | |
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99 | virtual void InitBounded(); |
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100 | |
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101 | //public: |
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102 | //void ProjectCurve(const G4Plane&, const G4Plane&); |
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103 | //int Inside(const G4Point3d&, const G4Ray&); |
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104 | //void CalcCurvePlaneNormal(); |
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105 | |
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106 | protected: |
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107 | |
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108 | // geometric data: |
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109 | // knots - contains each knot multiplicity Times. |
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110 | // knot_multiplicities is not needed, weightsData might be 0 |
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111 | // curve_form, closed_curve, self_intersect is not used, |
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112 | // as they are unreliable sources of information. |
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113 | // |
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114 | G4int degree; |
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115 | G4Point3DVector* controlPointsList; |
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116 | G4doubleVector* knots; |
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117 | G4doubleVector* weightsData; |
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118 | |
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119 | }; |
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120 | |
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121 | #include "G4BSplineCurve.icc" |
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122 | |
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123 | #endif |
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