00001
00012 #ifndef __SPLINE_H__
00013 #define __SPLINE_H__
00014
00015 #include <surface.h>
00016 #include <b_spline.h>
00017 #include <generator/oct_gen.h>
00018
00022 class Spline : public Surface {
00023 public:
00029 Spline(BSpline bSpline, OctGen* generator);
00030
00034 virtual ~Spline();
00035
00040 void addToOctree(Color color);
00041
00042 virtual Hight getHight();
00043
00044 virtual bool isIn(GeomPoint p);
00045
00046 virtual void setHight(Hight h);
00047
00048 virtual bool testLine(GeomPoint p, GeomPoint &q,
00049 bool &intersect, bool &inside);
00050
00054 virtual void print();
00055
00056 private:
00060 typedef BSpline::EXTENT EXTENT;
00061
00069 void basisFuns(EXTENT axis, int i, Coordinate u, Coordinate N[]);
00070
00081 bool chkSplinePart(GeomPoint p,
00082 GeomPoint &q, bool &intersect, bool &inside);
00083
00090 int findSpan(EXTENT axis, Coordinate u);
00091
00097 GeomPoint getCP(int m_idx, int n_idx);
00098
00107 NodeIndex getFaceIndex(Coordinate u, Coordinate v);
00108
00117 GeomPoint getFacePoint(Coordinate u, Coordinate v);
00118
00124 AxIndex getGranulty(EXTENT axis);
00125
00129 OctGen* gen;
00130
00134 Hight h;
00135
00139 BSpline spl;
00140
00141 };
00142
00143 #endif // ! __SPLINE_H__
