Nektar++
NodalTetEvenlySpaced.h
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3 // File NodalTetEvenlySpaced.h
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30 //
31 // Description: Header file of 2D Nodal Tetrahedron Evenly Spaced Points
32 //
33 ///////////////////////////////////////////////////////////////////////////////
34 
35 #ifndef NODALTETEVENLYSPACED_H
36 #define NODALTETEVENLYSPACED_H
37 
38 #include <memory>
39 
47 
48 namespace Nektar
49 {
50 namespace LibUtilities
51 {
52 class NodalTetEvenlySpaced : public Points<NekDouble>
53 {
54 public:
56  {
57  }
58 
60  {
61  }
62 
63  LIB_UTILITIES_EXPORT static std::shared_ptr<PointsBaseType> Create(
64  const PointsKey &key);
65 
66  const MatrixSharedPtrType GetI(const PointsKey &pkey)
67  {
68  ASSERTL0(pkey.GetPointsDim() == 3,
69  "NodalTetEvenlySpaced Points can only interp to other "
70  "3d point distributions");
72  PointsManager()[pkey]->GetPoints(x, y, z);
73  return GetI(x, y, z);
74  }
75 
79  {
80  size_t numpoints = x.size();
81  unsigned int np = GetTotNumPoints();
82 
83  Array<OneD, NekDouble> interp(GetTotNumPoints() * numpoints);
84  CalculateInterpMatrix(x, y, z, interp);
85 
86  NekDouble *d = interp.data();
87  return MemoryManager<NekMatrix<NekDouble>>::AllocateSharedPtr(numpoints,
88  np, d);
89  }
90 
91 private:
92  static bool initPointsManager[];
93 
94  std::shared_ptr<NodalUtilTetrahedron> m_util;
95 
96  /// Default constructor should not be called except by Create matrix
98  {
99  }
100 
101  void CalculatePoints();
102  void CalculateWeights();
103  void CalculateDerivMatrix();
104  void NodalPointReorder3d();
108  Array<OneD, NekDouble> &interp);
109 }; // end of NodalTetEvenlySpaced
110 } // namespace LibUtilities
111 } // namespace Nektar
112 
113 #endif // NODALTETEVENLYSPACED_H
#define ASSERTL0(condition, msg)
Definition: ErrorUtil.hpp:215
#define LIB_UTILITIES_EXPORT
std::shared_ptr< NodalUtilTetrahedron > m_util
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)
NodalTetEvenlySpaced()
Default constructor should not be called except by Create matrix.
const MatrixSharedPtrType GetI(const Array< OneD, const NekDouble > &x, const Array< OneD, const NekDouble > &y, const Array< OneD, const NekDouble > &z)
static std::shared_ptr< PointsBaseType > Create(const PointsKey &key)
Stores a set of points of datatype DataT, defined by a PointKey.
Definition: Points.h:254
std::shared_ptr< NekMatrix< DataType > > MatrixSharedPtrType
Definition: Points.h:257
unsigned int GetTotNumPoints() const
Definition: Points.h:281
Defines a specification for a set of points.
Definition: Points.h:59
unsigned int GetPointsDim() const
Definition: Points.h:147
General purpose memory allocation routines with the ability to allocate from thread specific memory p...
PointsManagerT & PointsManager(void)
static const PointsKey NullPointsKey(0, eNoPointsType)
The above copyright notice and this permission notice shall be included.
Definition: CoupledSolver.h:1
double NekDouble