Nektar++
NodalTetElec.h
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2 //
3 // File NodalTetElec.h
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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).
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31 //
32 // Description: Header file of 2D Nodal Triangle Fekete Points
33 //
34 ///////////////////////////////////////////////////////////////////////////////
35 
36 #ifndef NODALTETELEC_H
37 #define NODALTETELEC_H
38 
43 #include <boost/shared_ptr.hpp>
45 //#include <LibUtilities/BasicUtils/BasicUtilsFwd.hpp> // for ErrorUtils
46 
47 namespace Nektar
48 {
49  namespace LibUtilities
50  {
51 
52  class NodalTetElec: public Points<NekDouble>
53  {
54  public:
55  virtual ~NodalTetElec()
56  {
57  }
58 
59  LIB_UTILITIES_EXPORT static boost::shared_ptr<PointsBaseType>
60  Create(const PointsKey &key);
61 
62  const MatrixSharedPtrType GetI(const PointsKey &pkey)
63  {
64  ASSERTL0(pkey.GetPointsDim() == 3,
65  "NodalTetElec Points can only interp to other 3d "
66  "point distributions");
68  PointsManager()[pkey]->GetPoints(x, y, z);
69  return GetI(x, y, z);
70  }
71 
76  {
77  int numpoints = x.num_elements();
78  unsigned int np = GetTotNumPoints();
79 
80  Array<OneD, NekDouble> interp(np*numpoints);
81  CalculateInterpMatrix(x, y, z, interp);
82 
83  NekDouble* d = interp.data();
85  ::AllocateSharedPtr(numpoints, np, d);
86  }
87 
89  {
90 
91  }
92 
93  private:
95  {
96 
97  }
98 
99  void CalculatePoints();
100  void CalculateWeights();
101  void CalculateDerivMatrix();
102  void NodalPointReorder3d();
104  const Array<OneD, const NekDouble> &xia,
105  const Array<OneD, const NekDouble> &yia,
106  const Array<OneD, const NekDouble> &zia,
107  Array<OneD, NekDouble> &interp);
108  };
109  } // end of namespace
110 } // end of namespace
111 
112 #endif //NODALTETELEC_H
static const PointsKey NullPointsKey(0, eNoPointsType)
unsigned int GetTotNumPoints() const
Definition: Points.h:251
#define ASSERTL0(condition, msg)
Definition: ErrorUtil.hpp:161
General purpose memory allocation routines with the ability to allocate from thread specific memory p...
void CalculateInterpMatrix(const Array< OneD, const NekDouble > &xia, const Array< OneD, const NekDouble > &yia, const Array< OneD, const NekDouble > &zia, Array< OneD, NekDouble > &interp)
const MatrixSharedPtrType GetI(const Array< OneD, const NekDouble > &x, const Array< OneD, const NekDouble > &y, const Array< OneD, const NekDouble > &z)
Definition: NodalTetElec.h:72
Stores a set of points of datatype DataT, defined by a PointKey.
const MatrixSharedPtrType GetI(const PointsKey &pkey)
Definition: NodalTetElec.h:62
#define LIB_UTILITIES_EXPORT
unsigned int GetPointsDim() const
Definition: Points.h:149
PointsManagerT & PointsManager(void)
Defines a specification for a set of points.
Definition: Points.h:58
double NekDouble
boost::shared_ptr< NekMatrix< DataType > > MatrixSharedPtrType
Definition: Points.h:228
static boost::shared_ptr< PointsBaseType > Create(const PointsKey &key)
NodalTetElec(const PointsKey &key)
Definition: NodalTetElec.h:88