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ElmerCSC
GitHub Repository: ElmerCSC/elmerfem
 Path: blob/devel/ElmerGUI/netgen/libsrc/csg/meshsurf.hpp
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#ifndef FILE_MESHSURF

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#define FILE_MESHSURF

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///

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class Meshing2Surfaces : public Meshing2

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{

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  ///

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  const Surface & surface;

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public:

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  ///

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  //  Meshing2Surfaces (const Surface & asurf);

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  ///

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  Meshing2Surfaces (const Surface & asurf, const Box<3> & aboundingbox);

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protected:

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  ///

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  virtual void DefineTransformation (const Point3d & p1, const Point3d & p2,

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				     const PointGeomInfo * geominfo1,

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				     const PointGeomInfo * geominfo2);

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  ///

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  virtual void TransformToPlain (const Point3d & locpoint, 

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				 const MultiPointGeomInfo & geominfo,

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				 Point2d & plainpoint, 

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				 double h, int & zone);

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  ///

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  virtual int TransformFromPlain (Point2d & plainpoint,

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				  Point3d & locpoint, 

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				  PointGeomInfo & gi,

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				  double h);

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  ///

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  virtual double CalcLocalH (const Point3d & p, double gh) const;

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};

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///

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class MeshOptimize2dSurfaces : public MeshOptimize2d

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  {

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  ///

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  const CSGeometry & geometry;

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public:

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    ///

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    MeshOptimize2dSurfaces (const CSGeometry & ageometry); 

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    ///

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    virtual void ProjectPoint (INDEX surfind, Point<3> & p) const;

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    ///

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    virtual void ProjectPoint2 (INDEX surfind, INDEX surfind2, Point<3> & p) const;

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    ///

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    virtual void GetNormalVector(INDEX surfind, const Point<3> & p, Vec<3> & n) const;

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};

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class RefinementSurfaces : public Refinement

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{

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  const CSGeometry & geometry;

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public:

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  RefinementSurfaces (const CSGeometry & ageometry);

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  virtual ~RefinementSurfaces ();

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  virtual void PointBetween (const Point<3> & p1, const Point<3> & p2, double secpoint,

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			     int surfi, 

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			     const PointGeomInfo & gi1, 

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			     const PointGeomInfo & gi2,

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			     Point<3> & newp, PointGeomInfo & newgi);

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  virtual void PointBetween (const Point<3> & p1, const Point<3> & p2, double secpoint,

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			     int surfi1, int surfi2, 

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			     const EdgePointGeomInfo & ap1, 

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			     const EdgePointGeomInfo & ap2,

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			     Point<3> & newp, EdgePointGeomInfo & newgi);

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  virtual Vec<3> GetTangent (const Point<3> & p, int surfi1, int surfi2,

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                             const EdgePointGeomInfo & ap1) const;

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  virtual Vec<3> GetNormal (const Point<3> & p, int surfi1, 

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                            const PointGeomInfo & gi) const;

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  virtual void ProjectToSurface (Point<3> & p, int surfi);

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  virtual void ProjectToEdge (Point<3> & p, int surfi1, int surfi2, const EdgePointGeomInfo & egi) const;

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};

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#endif

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