FreeFOAM The Cross-Platform CFD Toolkit
Scalar_.C
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25 
26 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
27 
28 namespace Foam
29 {
30 
31 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
32 
33 const char* const pTraits<Scalar>::typeName = "scalar";
34 const Scalar pTraits<Scalar>::zero = 0.0;
35 const Scalar pTraits<Scalar>::one = 1.0;
38 
39 const char* pTraits<Scalar>::componentNames[] = { "x" };
40 
41 pTraits<Scalar>::pTraits(Istream& is)
42 {
43  is >> p_;
44 }
45 
46 
47 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
48 
49 word name(const Scalar val)
50 {
51  std::ostringstream buf;
52  buf << val;
53  return buf.str();
54 }
55 
56 
57 // * * * * * * * * * * * * * * * IOstream Operators * * * * * * * * * * * * //
58 
59 Scalar readScalar(Istream& is)
60 {
61  Scalar rs;
62  is >> rs;
63 
64  return rs;
65 }
66 
67 
69 {
70  token t(is);
71 
72  if (!t.good())
73  {
74  is.setBad();
75  return is;
76  }
77 
78  if (t.isNumber())
79  {
80  s = t.number();
81  }
82  else
83  {
84  is.setBad();
85  FatalIOErrorIn("operator>>(Istream&, Scalar&)", is)
86  << "wrong token type - expected Scalar found " << t.info()
87  << exit(FatalIOError);
88 
89  return is;
90  }
91 
92  // Check state of Istream
93  is.check("Istream& operator>>(Istream&, Scalar&)");
94 
95  return is;
96 }
97 
98 
100 {
101  os.write(s);
102  os.check("Ostream& operator<<(Ostream&, const Scalar&)");
103  return os;
104 }
105 
106 
107 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
108 
109 } // End namespace Foam
110 
111 // ************************ vim: set sw=4 sts=4 et: ************************ //