cpuTimeCxx.C
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27 
28 #include "cpuTimeCxx.H"
29 
30 // * * * * * * * * * * * * * * * Local Functions * * * * * * * * * * * * * * //
31 
32 inline double Foam::cpuTimeCxx::diff(const value_type& a, const value_type& b)
33 {
34  return std::difftime(a.value, b.value) / CLOCKS_PER_SEC;
35 }
36 
37 
38 // * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
39 
40 Foam::cpuTimeCxx::value_type::value_type()
41 {
42  update();
43 }
44 
45 
47 :
48  start_(),
49  last_(start_)
50 {}
51 
52 
53 // * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
54 
56 {
57  value = std::clock();
58 }
59 
60 
62 {
63  last_.update();
64  start_ = last_;
65 }
66 
67 
69 {
70  last_.update();
71  return diff(last_, start_);
72 }
73 
74 
76 {
77  const value_type prev(last_);
78  last_.update();
79  return diff(last_, prev);
80 }
81 
82 
83 // ************************************************************************* //
update
mesh update()
Foam::cpuTimeCxx::cpuTimeCxx
cpuTimeCxx()
Construct with the current clock time.
Definition: cpuTimeCxx.C:46
Foam::dimensioned::value
const Type & value() const
Return const reference to value.
Definition: dimensionedType.C:434
Foam::diff
scalar diff(const triad &A, const triad &B)
Return a quantity of the difference between two triads.
Definition: triad.C:378
Foam::constant::physicoChemical::b
const dimensionedScalar b
Wien displacement law constant: default SI units: [m.K].
Definition: createFields.H:27
Foam::cpuTimeCxx::elapsedCpuTime
double elapsedCpuTime() const
Return CPU time (in seconds) from the start.
Definition: cpuTimeCxx.C:68
Foam::cpuTimeCxx::resetCpuTime
void resetCpuTime()
Reset to use the current time for the start time.
Definition: cpuTimeCxx.C:61
cpuTimeCxx.H
Foam::cpuTimeCxx::cpuTimeIncrement
double cpuTimeIncrement() const
Return CPU time (in seconds) since last call to cpuTimeIncrement()
Definition: cpuTimeCxx.C:75