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NodalPrismSPI.cpp
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1 ///////////////////////////////////////////////////////////////////////////////
2 //
3 // File NodalPrismSPI.cpp
4 //
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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: 3D Nodal prism SPI points distribution
33 //
34 ///////////////////////////////////////////////////////////////////////////////
35 
42 
43 namespace Nektar
44 {
45 namespace LibUtilities
46 {
48 {
49  // Allocate the storage for points
50  unsigned int numPoints = GetNumPoints();
51 
52  PointsKey e(numPoints, eGaussLobattoLegendre);
53  PointsManager()[e]->GetPoints(m_e0);
54  m_ew = PointsManager()[e]->GetW();
55 
56  PointsKey t(numPoints, eNodalTriSPI);
57  PointsManager()[t]->GetPoints(m_t0, m_t1);
58  m_tw = PointsManager()[t]->GetW();
59  m_numtri = m_tw.num_elements();
60 
61  for (int i = 0; i < 3; i++)
62  {
63  m_points[i] = Array<OneD, DataType>(m_numtri * numPoints);
64  }
65 
66  for (int j = 0, ct = 0; j < numPoints; j++)
67  {
68  for (int i = 0; i < m_numtri; i++, ct++)
69  {
70  // need to flip y and z because of quad orientation
71  m_points[0][ct] = m_t0[i];
72  m_points[1][ct] = m_e0[j];
73  m_points[2][ct] = m_t1[i];
74  }
75  }
76 }
77 
79 {
80  unsigned int numPoints = GetNumPoints();
81 
83 
84  for (int j = 0, ct = 0; j < numPoints; j++)
85  {
86  for (int i = 0; i < m_numtri; i++, ct++)
87  {
88  m_weights[ct] = m_tw[i] * m_ew[j];
89  }
90  }
91 }
92 
94 {
95 }
96 
97 boost::shared_ptr<PointsBaseType> NodalPrismSPI::Create(const PointsKey &key)
98 {
99  boost::shared_ptr<PointsBaseType> returnval(
101  returnval->Initialize();
102  return returnval;
103 }
104 
105 }
106 }
Array< OneD, NekDouble > m_ew
Definition: NodalPrismSPI.h:70
Array< OneD, NekDouble > m_e0
Definition: NodalPrismSPI.h:70
General purpose memory allocation routines with the ability to allocate from thread specific memory p...
Array< OneD, DataType > m_points[3]
Definition: Points.h:371
Array< OneD, NekDouble > m_t0
Definition: NodalPrismSPI.h:70
unsigned int GetNumPoints() const
Definition: Points.h:268
PointsManagerT & PointsManager(void)
Array< OneD, DataType > m_weights
Definition: Points.h:372
Defines a specification for a set of points.
Definition: Points.h:58
Array< OneD, NekDouble > m_tw
Definition: NodalPrismSPI.h:70
Array< OneD, NekDouble > m_t1
Definition: NodalPrismSPI.h:70
static boost::shared_ptr< PointsBaseType > Create(const PointsKey &key)
1D Gauss-Lobatto-Legendre quadrature points
Definition: PointsType.h:52
2D Nodal Symmetric positive internal triangle (Whitherden, Vincent)
Definition: PointsType.h:77