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Add reserve_vector to libslic3r.h to be globally usable.

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This commit is contained in:
tamasmeszaros 2020-08-13 09:00:58 +02:00
parent 7158690ddd
commit add3894e8c
2 changed files with 9 additions and 9 deletions
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9
src/libslic3r/libslic3r.h
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@ -266,6 +266,15 @@ using IteratorOnly = std::enable_if_t<
!std::is_same_v<typename std::iterator_traits<T>::value_type, void>, O
>;
template<class T, class I, class... Args> // Arbitrary allocator can be used
IntegerOnly<I, std::vector<T, Args...>> reserve_vector(I capacity)
{
std::vector<T, Args...> ret;
if (capacity > I(0)) ret.reserve(size_t(capacity));
return ret;
}
} // namespace Slic3r
#endif