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Add specializations of std::tuple_element and std::tuple_size for vk::StructureChain. (#1602)

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This commit is contained in:
Andreas Süßenbach
2023-06-22 14:02:39 +02:00
committed by GitHub
parent 13808e5875
commit 389d1250cd
3 changed files with 49 additions and 2 deletions
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20
snippets/StructureChain.hpp
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@@ -244,3 +244,23 @@
}
}
};
// interupt the VULKAN_HPP_NAMESPACE for a moment to add specializations of std::tuple_size and std::tuple_element for the StructureChain!
}
namespace std
{
template <typename... Elements>
struct tuple_size<VULKAN_HPP_NAMESPACE::StructureChain<Elements...>>
{
static constexpr size_t value = std::tuple_size<std::tuple<Elements...>>::value;
};
template <std::size_t Index, typename... Elements>
struct tuple_element<Index, VULKAN_HPP_NAMESPACE::StructureChain<Elements...>>
{
using type = typename std::tuple_element<Index, std::tuple<Elements...>>::type;
};
} // namespace std
namespace VULKAN_HPP_NAMESPACE
{