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NodalTetEvenlySpaced.h
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3 // File NodalTetEvenlySpaced.h
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9 // Copyright (c) 2006 Division of Applied Mathematics, Brown University (USA),
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11 // Computing and Imaging Institute, University of Utah (USA).
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31 //
32 // Description: Header file of 2D Nodal Tetrahedron Evenly Spaced Points
33 //
34 ///////////////////////////////////////////////////////////////////////////////
35 
36 #ifndef NODALTETEVENLYSPACED_H
37 #define NODALTETEVENLYSPACED_H
38 
43 #include <boost/shared_ptr.hpp>
46 
47 namespace Nektar
48 {
49  namespace LibUtilities
50  {
51  class NodalTetEvenlySpaced: public Points<NekDouble>
52  {
53  public:
54 
56  {
57 
58  }
59 
61  {
62 
63  }
64 
65  LIB_UTILITIES_EXPORT static boost::shared_ptr<PointsBaseType>
66  Create(const PointsKey &key);
67 
68  const MatrixSharedPtrType GetI(const PointsKey &pkey)
69  {
70  ASSERTL0(pkey.GetPointsDim() == 3,
71  "NodalTetEvenlySpaced Points can only interp to other "
72  "3d point distributions");
74  PointsManager()[pkey]->GetPoints(x, y, z);
75  return GetI(x, y, z);
76  }
77 
82  {
83  int numpoints = x.num_elements();
84  unsigned int np = GetTotNumPoints();
85 
86  Array<OneD, NekDouble> interp(GetTotNumPoints()*numpoints);
87  CalculateInterpMatrix(x, y, z, interp);
88 
89  NekDouble* d = interp.data();
91  ::AllocateSharedPtr(numpoints, np, d);
92  }
93 
94  private:
95  /// Default constructor should not be called except by Create matrix
97  {
98  }
99 
100  void CalculatePoints();
101  void CalculateWeights();
102  void CalculateDerivMatrix();
103  void NodalPointReorder3d();
108  Array<OneD, NekDouble> &interp);
109  }; // end of NodalTetEvenlySpaced
110  } // end of namespace
111 } // end of namespace
112 
113 #endif //NODALTETEVENLYSPACED_H
static const PointsKey NullPointsKey(0, eNoPointsType)
#define ASSERTL0(condition, msg)
Definition: ErrorUtil.hpp:188
General purpose memory allocation routines with the ability to allocate from thread specific memory p...
void CalculateInterpMatrix(const Array< OneD, const NekDouble > &xi, const Array< OneD, const NekDouble > &yi, const Array< OneD, const NekDouble > &zi, Array< OneD, NekDouble > &interp)
const MatrixSharedPtrType GetI(const PointsKey &pkey)
boost::shared_ptr< NekMatrix< DataType > > MatrixSharedPtrType
Definition: Points.h:228
static boost::shared_ptr< PointsBaseType > Create(const PointsKey &key)
#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
const MatrixSharedPtrType GetI(const Array< OneD, const NekDouble > &x, const Array< OneD, const NekDouble > &y, const Array< OneD, const NekDouble > &z)
NodalTetEvenlySpaced()
Default constructor should not be called except by Create matrix.
unsigned int GetTotNumPoints() const
Definition: Points.h:251
Stores a set of points of datatype DataT, defined by a PointKey.