subtractTemplates.C
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26 // * * * * * * * * * * * * * Private Member Functions * * * * * * * * * * * //
27 
28 template<class GeoFieldType>
30 Foam::functionObjects::subtract::calcFieldType() const
31 {
32  tmp<GeoFieldType> tresult
33  (
34  lookupObject<GeoFieldType>(fieldNames_[0])
35  - lookupObject<GeoFieldType>(fieldNames_[1])
36  );
37 
38  for (label i=2; i<fieldNames_.size(); i++)
39  {
40  tresult.ref() -= lookupObject<GeoFieldType>(fieldNames_[i]);
41  }
42 
43  return tresult;
44 }
45 
46 
47 // ************************************************************************* //
intWM_LABEL_SIZE_t label
A label is an int32_t or int64_t as specified by the pre-processor macro WM_LABEL_SIZE.
Definition: label.H:59
T & ref() const
Return non-const reference or generate a fatal error.
Definition: tmpI.H:174
void size(const label)
Override size to be inconsistent with allocated storage.
Definition: ListI.H:163
wordList fieldNames_
Names of fields to process.
A class for managing temporary objects.
Definition: PtrList.H:53