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Simplify helper class vk::ArrayProxyNoTemporaries.
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@asuessenbach
asuessenbach committed Jun 24, 2024
1 parent 6604f5a commit f615610
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Showing 5 changed files with 178 additions and 322 deletions.
108 changes: 34 additions & 74 deletions snippets/ArrayProxyNoTemporaries.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -5,101 +5,61 @@
VULKAN_HPP_CONSTEXPR ArrayProxyNoTemporaries() VULKAN_HPP_NOEXCEPT
: m_count( 0 )
, m_ptr( nullptr )
{}
{
}

VULKAN_HPP_CONSTEXPR ArrayProxyNoTemporaries( std::nullptr_t ) VULKAN_HPP_NOEXCEPT
: m_count( 0 )
, m_ptr( nullptr )
{}

ArrayProxyNoTemporaries( T & value ) VULKAN_HPP_NOEXCEPT
: m_count( 1 )
, m_ptr( &value )
{}

template <typename V>
ArrayProxyNoTemporaries( V && value ) = delete;
{
}

template <typename B = T, typename std::enable_if<std::is_const<B>::value, int>::type = 0>
ArrayProxyNoTemporaries( typename std::remove_const<T>::type & value ) VULKAN_HPP_NOEXCEPT
template <typename B = T, typename std::enable_if<std::is_convertible<B, T>::value && std::is_lvalue_reference<B>::value, int>::type = 0>
ArrayProxyNoTemporaries( B && value ) VULKAN_HPP_NOEXCEPT
: m_count( 1 )
, m_ptr( &value )
{}

template <typename B = T, typename std::enable_if<std::is_const<B>::value, int>::type = 0>
ArrayProxyNoTemporaries( typename std::remove_const<T>::type && value ) = delete;
{
}

ArrayProxyNoTemporaries( uint32_t count, T * ptr ) VULKAN_HPP_NOEXCEPT
: m_count( count )
, m_ptr( ptr )
{}

template <typename B = T, typename std::enable_if<std::is_const<B>::value, int>::type = 0>
ArrayProxyNoTemporaries( uint32_t count, typename std::remove_const<T>::type * ptr ) VULKAN_HPP_NOEXCEPT
: m_count( count )
, m_ptr( ptr )
{}
{
}

template <std::size_t C>
ArrayProxyNoTemporaries( T (& ptr)[C] ) VULKAN_HPP_NOEXCEPT
ArrayProxyNoTemporaries( T ( &ptr )[C] ) VULKAN_HPP_NOEXCEPT
: m_count( C )
, m_ptr( ptr )
{}
{
}

template <std::size_t C>
ArrayProxyNoTemporaries( T (&& ptr)[C] ) = delete;
ArrayProxyNoTemporaries( T ( &&ptr )[C] ) = delete;

template <std::size_t C, typename B = T, typename std::enable_if<std::is_const<B>::value, int>::type = 0>
ArrayProxyNoTemporaries( typename std::remove_const<T>::type (& ptr)[C] ) VULKAN_HPP_NOEXCEPT
: m_count( C )
, m_ptr( ptr )
{}

template <std::size_t C, typename B = T, typename std::enable_if<std::is_const<B>::value, int>::type = 0>
ArrayProxyNoTemporaries( typename std::remove_const<T>::type (&& ptr)[C] ) = delete;

ArrayProxyNoTemporaries( std::initializer_list<T> const & list ) VULKAN_HPP_NOEXCEPT
: m_count( static_cast<uint32_t>( list.size() ) )
, m_ptr( list.begin() )
{}

ArrayProxyNoTemporaries( std::initializer_list<T> const && list ) = delete;

template <typename B = T, typename std::enable_if<std::is_const<B>::value, int>::type = 0>
ArrayProxyNoTemporaries( std::initializer_list<typename std::remove_const<T>::type> const & list )
VULKAN_HPP_NOEXCEPT
: m_count( static_cast<uint32_t>( list.size() ) )
, m_ptr( list.begin() )
{}

template <typename B = T, typename std::enable_if<std::is_const<B>::value, int>::type = 0>
ArrayProxyNoTemporaries( std::initializer_list<typename std::remove_const<T>::type> const && list ) = delete;

ArrayProxyNoTemporaries( std::initializer_list<T> & list ) VULKAN_HPP_NOEXCEPT
: m_count( static_cast<uint32_t>( list.size() ) )
, m_ptr( list.begin() )
{}

ArrayProxyNoTemporaries( std::initializer_list<T> && list ) = delete;

template <typename B = T, typename std::enable_if<std::is_const<B>::value, int>::type = 0>
ArrayProxyNoTemporaries( std::initializer_list<typename std::remove_const<T>::type> & list ) VULKAN_HPP_NOEXCEPT
: m_count( static_cast<uint32_t>( list.size() ) )
, m_ptr( list.begin() )
{}

template <typename B = T, typename std::enable_if<std::is_const<B>::value, int>::type = 0>
ArrayProxyNoTemporaries( std::initializer_list<typename std::remove_const<T>::type> && list ) = delete;

// Any type with a .data() return type implicitly convertible to T*, and a .size() return type implicitly convertible to size_t.
// Any l-value reference with a .data() return type implicitly convertible to T*, and a .size() return type implicitly convertible to size_t.
template <typename V,
typename std::enable_if<
std::is_convertible<decltype( std::declval<V>().data() ), T *>::value &&
std::is_convertible<decltype( std::declval<V>().size() ), std::size_t>::value>::type * = nullptr>
ArrayProxyNoTemporaries( V & v ) VULKAN_HPP_NOEXCEPT
typename std::enable_if<std::is_pointer<decltype( std::declval<V>().data() )>::value &&
std::is_convertible<decltype( std::declval<V>().data() ), T *>::value &&
std::is_convertible<decltype( std::declval<V>().size() ), std::size_t>::value && std::is_lvalue_reference<V>::value,
int>::type = 0>
ArrayProxyNoTemporaries( V && v ) VULKAN_HPP_NOEXCEPT
: m_count( static_cast<uint32_t>( v.size() ) )
, m_ptr( v.data() )
{}
{
}

// Any l-value reference with a .begin() return type implicitly convertible to T*, and a .size() return type implicitly convertible to size_t.
template <typename V,
typename std::enable_if<std::is_pointer<decltype( std::declval<V>().begin() )>::value &&
std::is_convertible<decltype( std::declval<V>().begin() ), T *>::value &&
std::is_convertible<decltype( std::declval<V>().size() ), std::size_t>::value && std::is_lvalue_reference<V>::value,
int>::type = 0>
ArrayProxyNoTemporaries( V && v ) VULKAN_HPP_NOEXCEPT
: m_count( static_cast<uint32_t>( v.size() ) )
, m_ptr( v.begin() )
{
}

const T * begin() const VULKAN_HPP_NOEXCEPT
{
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