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

2
#define FILE_BRICK

3


4


5
/**************************************************************************/

6
/* File:   brick.hpp                                                      */

7
/* Author: Joachim Schoeberl                                              */

8
/* Date:   11. Mar. 98                                                    */

9
/**************************************************************************/

10


11
/*

12


13
  brick geometry, has several surfaces

14
  

15
*/

16


17


18


19
class Parallelogram3d : public Surface

20
{

21
  Point<3> p1, p2, p3, p4;

22
  Vec<3> v12, v13;

23
  Vec<3> n;

24


25
public:

26
  Parallelogram3d (Point<3> ap1, Point<3> ap2, Point<3> ap3);

27
  virtual ~Parallelogram3d ();

28


29
  void SetPoints (Point<3> ap1, Point<3> ap2, Point<3> ap3);

30


31
  virtual int IsIdentic (const Surface & s2, int & inv, double eps) const; 

32


33
  virtual double CalcFunctionValue (const Point<3> & point) const;

34
  virtual void CalcGradient (const Point<3> & point, Vec<3> & grad) const;

35
  virtual void CalcHesse (const Point<3> & point, Mat<3> & hesse) const;

36
  virtual double HesseNorm () const;

37


38
  virtual Point<3> GetSurfacePoint () const;

39
  virtual void Print (ostream & str) const;

40
  

41
  virtual void GetTriangleApproximation (TriangleApproximation & tas, 

42
					 const Box<3> & boundingbox, 

43
					 double facets) const;

44


45
protected:

46
  void CalcData();

47
};

48


49


50
class Brick : public Primitive

51
{

52
  Point<3> p1, p2, p3, p4;

53
  Vec<3> v12, v13, v14;

54
  // ARRAY<OneSurfacePrimitive*> faces;

55
  ARRAY<Plane*> faces;

56


57
public:

58
  Brick (Point<3> ap1, Point<3> ap2, Point<3> ap3, Point<3> ap4);

59
  virtual ~Brick ();

60
  static Primitive * CreateDefault ();

61


62
  virtual Primitive * Copy () const;

63
  virtual void Transform (Transformation<3> & trans);

64


65


66
  virtual INSOLID_TYPE BoxInSolid (const BoxSphere<3> & box) const;

67


68
  virtual INSOLID_TYPE PointInSolid (const Point<3> & p,

69
				     double eps) const;

70
  virtual INSOLID_TYPE VecInSolid (const Point<3> & p,

71
				   const Vec<3> & v,

72
				   double eps) const;

73
  virtual INSOLID_TYPE VecInSolid2 (const Point<3> & p,

74
				    const Vec<3> & v1,

75
				    const Vec<3> & v2,

76
				    double eps) const;

77


78
  virtual INSOLID_TYPE VecInSolid3 (const Point<3> & p,

79
				    const Vec<3> & v1,

80
				    const Vec<3> & v2,

81
				    double eps) const;

82


83
  virtual INSOLID_TYPE VecInSolid4 (const Point<3> & p,

84
				    const Vec<3> & v,

85
				    const Vec<3> & v2,

86
				    const Vec<3> & m,

87
				    double eps) const;

88


89


90
  virtual int GetNSurfaces() const 

91
    { return 6; }

92
  virtual Surface & GetSurface (int i) 

93
    { return *faces[i]; }

94
  virtual const Surface & GetSurface (int i) const

95
    { return *faces[i]; }

96


97


98
  virtual void GetPrimitiveData (const char *& classname, ARRAY<double> & coeffs) const;

99
  virtual void SetPrimitiveData (ARRAY<double> & coeffs);

100


101
  virtual void Reduce (const BoxSphere<3> & box);

102
  virtual void UnReduce ();

103


104
protected:

105
  void CalcData();

106
};

107


108


109
class OrthoBrick : public Brick 

110
{

111
protected:

112
  Point<3> pmin, pmax;

113
public:

114
  OrthoBrick (const Point<3> & ap1, const Point<3> & ap2);

115
  

116
  virtual INSOLID_TYPE BoxInSolid (const BoxSphere<3> & box) const;

117
  virtual void Reduce (const BoxSphere<3> & box);

118
};

119


120
#endif

121


122