UList::swap: implemented fast version which swaps the size and storage pointer

This commit is contained in:
Henry Weller
2015-07-16 11:52:11 +01:00
parent 4cd1e85311
commit 82241e646f

View File

@ -81,22 +81,8 @@ void Foam::UList<T>::operator=(const T& t)
template<class T>
void Foam::UList<T>::swap(UList<T>& a)
{
if (a.size_ != this->size_)
{
FatalErrorIn("UList<T>::swap(const UList<T>&)")
<< "ULists have different sizes: "
<< this->size_ << " " << a.size_
<< abort(FatalError);
}
List_ACCESS(T, (*this), vp);
List_ACCESS(T, a, ap);
T tmp;
List_FOR_ALL((*this), i)
tmp = List_CELEM((*this), vp, i);
List_ELEM((*this), vp, i) = List_CELEM(a, ap, i);
List_ELEM(a, ap, i) = tmp;
List_END_FOR_ALL
Swap(size_, a.size_);
Swap(v_, a.v_);
}