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Points.cpp
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1 ///////////////////////////////////////////////////////////////////////////////
2 //
3 // File Points.cpp
4 //
5 // For more information, please see: http://www.nektar.info
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7 // The MIT License
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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: 1D Points definitions
33 //
34 ///////////////////////////////////////////////////////////////////////////////
35 
38 
39 namespace Nektar
40 {
41  namespace LibUtilities
42  {
43  /**
44  * @class PointsKey
45  * Specification for a set of points. This includes the total number of
46  * points, as well as their distribution.
47  */
48 
49  bool operator==(const PointsKey &lhs, const PointsKey &rhs)
50  {
51  return (lhs.m_numpoints == rhs.m_numpoints &&
52  lhs.m_pointstype == rhs.m_pointstype);
53  }
54 
55  bool operator<(const PointsKey &lhs, const PointsKey &rhs)
56  {
57  if (lhs.m_numpoints < rhs.m_numpoints)
58  {
59  return true;
60  }
61 
62  if (lhs.m_numpoints > rhs.m_numpoints)
63  {
64  return false;
65  }
66 
67  if (lhs.m_pointstype < rhs.m_pointstype)
68  {
69  return true;
70  }
71 
72  if (lhs.m_pointstype > rhs.m_pointstype)
73  {
74  return false;
75  }
76 
77  if(lhs.m_factor < rhs.m_factor)
78  {
79  return true;
80  }
81 
82  if(lhs.m_factor > rhs.m_factor)
83  {
84  return true;
85  }
86 
87  return false;
88  }
89 
90  bool PointsKey::opLess::operator()(const PointsKey &lhs, const PointsKey &rhs) const
91  {
92  return (lhs.m_pointstype < rhs.m_pointstype);
93  }
94 
95  std::ostream& operator<<(std::ostream& os, const PointsKey& rhs)
96  {
97  os << "NumPoints: " << rhs.GetNumPoints() << " PointsType: " << kPointsTypeStr[rhs.GetPointsType()] << std::endl;
98 
99  return os;
100  }
101 
102 
103  /**
104  * @class Nektar::LibUtilities::Points
105  * This encapsulates a set of points, specified by a PointKey. The
106  * class stores not only the point coordinates, but also the
107  * integration weights and derivative matrix coefficients. Memory is
108  * allocated from the memory pool if in use.
109  */
110 
111  }
112 }
113