subtract.C
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25 
26 #include "subtract.H"
28 
29 // * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
30 
31 namespace Foam
32 {
33 namespace functionObjects
34 {
37 }
38 }
39 
40 
41 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
42 
43 template
44 <
45  class A,
46  class B,
47  class R = decltype(std::declval<A>() - std::declval<B>())
48 >
50 {
51  R operator()(const A& a, const B& b)
52  {
53  return a - b;
54  }
55 };
56 
57 
58 // * * * * * * * * * * * * * Private Member Functions * * * * * * * * * * * //
59 
60 bool Foam::functionObjects::subtract::calc()
61 {
62  return calcOp<minusOpAuto>();
63 }
64 
65 
66 // * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
67 
69 (
70  const word& name,
71  const Time& runTime,
72  const dictionary& dict
73 )
74 :
75  fieldsExpression(name, runTime, dict)
76 {
77  setResultName("subtract");
78 }
79 
80 
81 // * * * * * * * * * * * * * * * * Destructor * * * * * * * * * * * * * * * //
82 
84 {}
85 
86 
87 // ************************************************************************* //
static const Foam::dimensionedScalar A("A", Foam::dimPressure, 611.21)
static const Foam::dimensionedScalar B("B", Foam::dimless, 18.678)
#define R(A, B, C, D, E, F, K, M)
Macros for easy insertion into run-time selection tables.
Class to control time during OpenFOAM simulations that is also the top-level objectRegistry.
Definition: Time.H:76
A list of keyword definitions, which are a keyword followed by any number of values (e....
Definition: dictionary.H:162
Abstract base-class for Time/database functionObjects.
Base class for expressions involving multiple fields.
void setResultName(const word &functionName, const wordList &defaultFieldNames=wordList::null())
Set the result name.
From the first field subtract the remaining fields in the list.
Definition: subtract.H:73
virtual ~subtract()
Destructor.
Definition: subtract.C:83
subtract(const word &name, const Time &runTime, const dictionary &dict)
Construct from Time and dictionary.
Definition: subtract.C:69
A class for handling words, derived from string.
Definition: word.H:62
volScalarField & b
Definition: createFields.H:25
defineTypeNameAndDebug(adjustTimeStepToCombustion, 0)
addToRunTimeSelectionTable(functionObject, adjustTimeStepToCombustion, dictionary)
Namespace for OpenFOAM.
word name(const bool)
Return a word representation of a bool.
Definition: boolIO.C:39
dictionary dict
R operator()(const A &a, const B &b)
Definition: subtract.C:51