Book a Demo!
CoCalc Logo Icon
StoreFeaturesDocsShareSupportNewsAboutPoliciesSign UpSign In
ElmerCSC
GitHub Repository: ElmerCSC/elmerfem
 Path: blob/devel/ElmerGUI/netgen/libsrc/stlgeom/meshstlsurface.hpp
3206 views
1
#ifndef FILE_MESHSTLSURF

2
#define FILE_MESHSTLSURF

3


4
/* *************************************************************************/

5
/* File:   meshstlsurf.hpp                                                 */

6
/* Author: Johannes Gerstmayr, Joachim Schoeberl                           */

7
/* Date:   01. Aug. 99                                                     */

8
/* *************************************************************************/

9


10
/*

11


12
The interface between mesh generation and stl geometry

13


14
*/

15


16


17
/// 

18
class MeshingSTLSurface : public Meshing2

19
{

20
  ///

21
  STLGeometry & geom;

22
  ///

23
  int transformationtrig;

24
public:

25
  ///

26
  MeshingSTLSurface (STLGeometry & ageom);

27


28
protected:

29
  ///

30
  virtual void DefineTransformation (const Point3d & p1, const Point3d & p2,

31
				     const PointGeomInfo * geominfo1,

32
				     const PointGeomInfo * geominfo2);

33
  ///

34
  virtual void TransformToPlain (const Point3d & locpoint, const MultiPointGeomInfo & geominfo,

35
      Point2d & plainpoint, double h, int & zone);

36
  ///

37
  virtual int TransformFromPlain (Point2d & plainpoint,

38
				  Point3d & locpoint, 

39
				  PointGeomInfo & gi,

40
				  double h);

41
  ///

42
  virtual int BelongsToActiveChart (const Point3d & p, 

43
				    const PointGeomInfo & gi);

44


45
  ///

46
  virtual int ComputePointGeomInfo (const Point3d & p, PointGeomInfo & gi);

47
  ///

48
  virtual int ChooseChartPointGeomInfo (const MultiPointGeomInfo & mpgi, 

49
					 PointGeomInfo & pgi);

50


51
  ///

52
  virtual int IsLineVertexOnChart (const Point3d & p1, const Point3d & p2,

53
				   int endpoint, const PointGeomInfo & gi);

54


55
  virtual void GetChartBoundary (ARRAY<Point2d > & points, 

56
				 ARRAY<Point3d > & poitns3d,

57
				 ARRAY<INDEX_2> & lines, double h) const;

58


59
  ///

60
  virtual double CalcLocalH (const Point3d & p, double gh) const;

61


62
  ///

63
  virtual double Area () const;

64
};

65


66


67


68
///

69
class MeshOptimizeSTLSurface : public MeshOptimize2d

70
  {

71
  ///

72
    STLGeometry & geom;

73


74
public:

75
    ///

76
    MeshOptimizeSTLSurface (STLGeometry & ageom); 

77
   

78
    ///

79
    virtual void SelectSurfaceOfPoint (const Point<3> & p,

80
				       const PointGeomInfo & gi);

81
    ///

82
    virtual void ProjectPoint (INDEX surfind, Point<3> & p) const;

83
    ///

84
    virtual void ProjectPoint2 (INDEX surfind, INDEX surfind2, Point<3> & p) const;

85
    ///

86
    virtual int CalcPointGeomInfo(PointGeomInfo& gi, const Point<3> & p3) const;

87
    ///

88
    virtual void GetNormalVector(INDEX surfind, const Point<3> & p, Vec<3> & n) const;

89
};

90


91


92


93


94
class RefinementSTLGeometry : public Refinement

95
{

96
  const STLGeometry & geom;

97


98
public:

99
  RefinementSTLGeometry (const STLGeometry & ageom);

100
  virtual ~RefinementSTLGeometry ();

101
  

102
  virtual void PointBetween (const Point<3> & p1, const Point<3> & p2, double secpoint,

103
			     int surfi, 

104
			     const PointGeomInfo & gi1, 

105
			     const PointGeomInfo & gi2,

106
			     Point<3> & newp, PointGeomInfo & newgi);

107


108
  virtual void PointBetween (const Point<3> & p1, const Point<3> & p2, double secpoint,

109
			     int surfi1, int surfi2, 

110
			     const EdgePointGeomInfo & ap1, 

111
			     const EdgePointGeomInfo & ap2,

112
			     Point<3> & newp, EdgePointGeomInfo & newgi);

113


114
  virtual void ProjectToSurface (Point<3> & p, int surfi);

115
  virtual void ProjectToSurface (Point<3> & p, int surfi, PointGeomInfo & gi);

116
};

117


118


119


120
#endif

121


122


123