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CADSurfOCE.h
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1 ////////////////////////////////////////////////////////////////////////////////
2 //
3 // File: CADSurf.h
4 //
5 // For more information, please see: http://www.nektar.info/
6 //
7 // The MIT License
8 //
9 // Copyright (c) 2006 Division of Applied Mathematics, Brown University (USA),
10 // Department of Aeronautics, Imperial College London (UK), and Scientific
11 // Computing and Imaging Institute, University of Utah (USA).
12 //
13 // License for the specific language governing rights and limitations under
14 // Permission is hereby granted, free of charge, to any person obtaining a
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31 //
32 // Description: CAD object surface.
33 //
34 ////////////////////////////////////////////////////////////////////////////////
35 
36 #ifndef NekMeshUtils_CADSYSTEM_OCE_CADSURFOCE
37 #define NekMeshUtils_CADSYSTEM_OCE_CADSURFOCE
38 
41 
42 namespace Nektar
43 {
44 namespace NekMeshUtils
45 {
46 
47 class CADSurfOCE : public CADSurf
48 {
49 public:
50 
52  {
54  }
55 
56  static std::string key;
57 
59  {
60  }
61 
63  {
64  }
65 
66  void Initialise(int i, TopoDS_Shape in);
67 
75  virtual void ProjectTo(Array<OneD, NekDouble> &tp,
78 
79 private:
80  /// Function which tests the the value of uv used is within the surface
82  /// OpenCascade object for surface.
83  BRepAdaptor_Surface m_occSurface;
84  /// Alternate OpenCascade object for surface. Used by reverse lookup.
85  Handle(Geom_Surface) m_s;
86  /// parametric bounds
88  /// locuv object (stored because it gets faster with stored information)
89  ShapeAnalysis_Surface *m_sas;
90 };
91 
92 typedef boost::shared_ptr<CADSurf> CADSurfSharedPtr;
93 
94 }
95 }
96 
97 #endif
virtual Array< OneD, NekDouble > locuv(Array< OneD, NekDouble > p)
Performs a reverse look up to find u,v and x,y,z.
Definition: CADSurfOCE.cpp:81
virtual Array< OneD, NekDouble > D1(Array< OneD, NekDouble > uv)
Get the set of first derivatives at parametric point u,v.
Definition: CADSurfOCE.cpp:253
static boost::shared_ptr< DataType > AllocateSharedPtr()
Allocate a shared pointer from the memory pool.
virtual Array< OneD, NekDouble > N(Array< OneD, NekDouble > uv)
Get the normal vector at parametric point u,v.
Definition: CADSurfOCE.cpp:223
static CADSurfSharedPtr create()
Definition: CADSurfOCE.h:51
void Initialise(int i, TopoDS_Shape in)
Definition: CADSurfOCE.cpp:48
void Test(Array< OneD, NekDouble > uv)
Function which tests the the value of uv used is within the surface.
Definition: CADSurfOCE.cpp:310
base class for a cad surface
Definition: CADSurf.h:55
Array< OneD, NekDouble > m_bounds
parametric bounds
Definition: CADSurfOCE.h:87
double NekDouble
virtual NekDouble Curvature(Array< OneD, NekDouble > uv)
returns curvature at point uv
Definition: CADSurfOCE.cpp:129
boost::shared_ptr< CADSurf > CADSurfSharedPtr
Definition: CADSurf.h:172
virtual void ProjectTo(Array< OneD, NekDouble > &tp, Array< OneD, NekDouble > &uv)
takes a point from anywhere find the nearest surface point and its uv
Definition: CADSurfOCE.cpp:187
virtual Array< OneD, NekDouble > D2(Array< OneD, NekDouble > uv)
Get the set of second derivatives at parametric point u,v.
Definition: CADSurfOCE.cpp:277
BRepAdaptor_Surface m_occSurface
OpenCascade object for surface.
Definition: CADSurfOCE.h:83
virtual Array< OneD, NekDouble > GetBounds()
Get the limits of the parametric space for the surface.
Definition: CADSurfOCE.cpp:76
virtual NekDouble DistanceTo(Array< OneD, NekDouble > p)
does unconstrained locuv to project point from anywhere and calculate the distance between the orthon...
Definition: CADSurfOCE.cpp:172
ShapeAnalysis_Surface * m_sas
locuv object (stored because it gets faster with stored information)
Definition: CADSurfOCE.h:89
virtual Array< OneD, NekDouble > P(Array< OneD, NekDouble > uv)
Get the x,y,z at parametric point u,v.
Definition: CADSurfOCE.cpp:208
Handle(Geom_Surface) m_s
Alternate OpenCascade object for surface. Used by reverse lookup.