skyline/app/libraries/VulkanHpp/vulkan/internal/base.hpp

// Copyright (c) 2015-2019 The Khronos Group Inc.
// 
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// 
//     http://www.apache.org/licenses/LICENSE-2.0
// 
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// 
// ---- Exceptions to the Apache 2.0 License: ----
// 
// As an exception, if you use this Software to generate code and portions of
// this Software are embedded into the generated code as a result, you may
// redistribute such product without providing attribution as would otherwise
// be required by Sections 4(a), 4(b) and 4(d) of the License.
// 
// In addition, if you combine or link code generated by this Software with
// software that is licensed under the GPLv2 or the LGPL v2.0 or 2.1
// ("`Combined Software`") and if a court of competent jurisdiction determines
// that the patent provision (Section 3), the indemnity provision (Section 9)
// or other Section of the License conflicts with the conditions of the
// applicable GPL or LGPL license, you may retroactively and prospectively
// choose to deem waived or otherwise exclude such Section(s) of the License,
// but only in their entirety and only with respect to the Combined Software.
//     

// This header is generated from the Khronos Vulkan XML API Registry.

#pragma once

#include <algorithm>
#include <array>
#include <cstddef>
#include <cstdint>
#include <cstring>
#include <initializer_list>
#include <string>
#include <system_error>
#include <tuple>
#include <type_traits>
#include <vulkan/vulkan.h>

#if defined(VULKAN_HPP_DISABLE_ENHANCED_MODE)
# if !defined(VULKAN_HPP_NO_SMART_HANDLE)
#  define VULKAN_HPP_NO_SMART_HANDLE
# endif
#else
# include <memory>
# include <vector>
#endif

#if !defined(VULKAN_HPP_ASSERT)
# include <cassert>
# define VULKAN_HPP_ASSERT   assert
#endif

#if !defined(VULKAN_HPP_ENABLE_DYNAMIC_LOADER_TOOL)
# define VULKAN_HPP_ENABLE_DYNAMIC_LOADER_TOOL 1
#endif

#if VULKAN_HPP_ENABLE_DYNAMIC_LOADER_TOOL == 1
#  if defined(__linux__) || defined(__APPLE__)
#   include <dlfcn.h>
#  endif

#  if defined(_WIN32)
#   include <windows.h>
#  endif
#endif

#if 201711 <= __cpp_impl_three_way_comparison
# define VULKAN_HPP_HAS_SPACESHIP_OPERATOR
#endif
#if defined(VULKAN_HPP_HAS_SPACESHIP_OPERATOR)
# include <compare>
#endif

static_assert( VK_HEADER_VERSION ==  121 , "Wrong VK_HEADER_VERSION!" );

// 32-bit vulkan is not typesafe for handles, so don't allow copy constructors on this platform by default.
// To enable this feature on 32-bit platforms please define VULKAN_HPP_TYPESAFE_CONVERSION
#if defined(__LP64__) || defined(_WIN64) || (defined(__x86_64__) && !defined(__ILP32__) ) || defined(_M_X64) || defined(__ia64) || defined (_M_IA64) || defined(__aarch64__) || defined(__powerpc64__)
# if !defined( VULKAN_HPP_TYPESAFE_CONVERSION )
#  define VULKAN_HPP_TYPESAFE_CONVERSION
# endif
#endif

// <tuple> includes <sys/sysmacros.h> through some other header
// this results in major(x) being resolved to gnu_dev_major(x)
// which is an expression in a constructor initializer list.
#if defined(major)
  #undef major
#endif
#if defined(minor)
  #undef minor
#endif

// Windows defines MemoryBarrier which is deprecated and collides
// with the VULKAN_HPP_NAMESPACE::MemoryBarrier struct.
#if defined(MemoryBarrier)
  #undef MemoryBarrier
#endif

#if !defined(VULKAN_HPP_HAS_UNRESTRICTED_UNIONS)
# if defined(__clang__)
#  if __has_feature(cxx_unrestricted_unions)
#   define VULKAN_HPP_HAS_UNRESTRICTED_UNIONS
#  endif
# elif defined(__GNUC__)
#  define GCC_VERSION (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__)
#  if 40600 <= GCC_VERSION
#   define VULKAN_HPP_HAS_UNRESTRICTED_UNIONS
#  endif
# elif defined(_MSC_VER)
#  if 1900 <= _MSC_VER
#   define VULKAN_HPP_HAS_UNRESTRICTED_UNIONS
#  endif
# endif
#endif

#if !defined(VULKAN_HPP_INLINE)
# if defined(__clang__)
#  if __has_attribute(always_inline)
#   define VULKAN_HPP_INLINE __attribute__((always_inline)) __inline__
#  else
#   define VULKAN_HPP_INLINE inline
#  endif
# elif defined(__GNUC__)
#  define VULKAN_HPP_INLINE __attribute__((always_inline)) __inline__
# elif defined(_MSC_VER)
#  define VULKAN_HPP_INLINE inline
# else
#  define VULKAN_HPP_INLINE inline
# endif
#endif

#if defined(VULKAN_HPP_TYPESAFE_CONVERSION)
# define VULKAN_HPP_TYPESAFE_EXPLICIT
#else
# define VULKAN_HPP_TYPESAFE_EXPLICIT explicit
#endif

#if defined(__cpp_constexpr)
# define VULKAN_HPP_CONSTEXPR constexpr
# if __cpp_constexpr >= 201304
#  define VULKAN_HPP_CONSTEXPR_14  constexpr
# else
#  define VULKAN_HPP_CONSTEXPR_14
# endif
# define VULKAN_HPP_CONST_OR_CONSTEXPR  constexpr
#else
# define VULKAN_HPP_CONSTEXPR
# define VULKAN_HPP_CONSTEXPR_14
# define VULKAN_HPP_CONST_OR_CONSTEXPR  const
#endif

#if !defined(VULKAN_HPP_NOEXCEPT)
# if defined(_MSC_VER) && (_MSC_VER <= 1800)
#  define VULKAN_HPP_NOEXCEPT
# else
#  define VULKAN_HPP_NOEXCEPT noexcept
#  define VULKAN_HPP_HAS_NOEXCEPT 1
# endif
#endif

#if !defined(VULKAN_HPP_NAMESPACE)
#define VULKAN_HPP_NAMESPACE vk
#endif

#define VULKAN_HPP_STRINGIFY2(text) #text
#define VULKAN_HPP_STRINGIFY(text) VULKAN_HPP_STRINGIFY2(text)
#define VULKAN_HPP_NAMESPACE_STRING VULKAN_HPP_STRINGIFY(VULKAN_HPP_NAMESPACE)

namespace VULKAN_HPP_NAMESPACE
{
#if !defined(VULKAN_HPP_DISABLE_ENHANCED_MODE)
  template <typename T>
  class ArrayProxy
  {
  public:
    VULKAN_HPP_CONSTEXPR ArrayProxy(std::nullptr_t) VULKAN_HPP_NOEXCEPT
      : m_count(0)
      , m_ptr(nullptr)
    {}

    ArrayProxy(typename std::remove_reference<T>::type & ptr) VULKAN_HPP_NOEXCEPT
      : m_count(1)
      , m_ptr(&ptr)
    {}

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

    template <size_t N>
    ArrayProxy(std::array<typename std::remove_const<T>::type, N> & data) VULKAN_HPP_NOEXCEPT
      : m_count(N)
      , m_ptr(data.data())
    {}

    template <size_t N>
    ArrayProxy(std::array<typename std::remove_const<T>::type, N> const& data) VULKAN_HPP_NOEXCEPT
      : m_count(N)
      , m_ptr(data.data())
    {}

    template <class Allocator = std::allocator<typename std::remove_const<T>::type>>
    ArrayProxy(std::vector<typename std::remove_const<T>::type, Allocator> & data) VULKAN_HPP_NOEXCEPT
      : m_count(static_cast<uint32_t>(data.size()))
      , m_ptr(data.data())
    {}

    template <class Allocator = std::allocator<typename std::remove_const<T>::type>>
    ArrayProxy(std::vector<typename std::remove_const<T>::type, Allocator> const& data) VULKAN_HPP_NOEXCEPT
      : m_count(static_cast<uint32_t>(data.size()))
      , m_ptr(data.data())
    {}

    ArrayProxy(std::initializer_list<typename std::remove_reference<T>::type> const& data) VULKAN_HPP_NOEXCEPT
      : m_count(static_cast<uint32_t>(data.end() - data.begin()))
      , m_ptr(data.begin())
    {}

    const T * begin() const VULKAN_HPP_NOEXCEPT
    {
      return m_ptr;
    }

    const T * end() const VULKAN_HPP_NOEXCEPT
    {
      return m_ptr + m_count;
    }

    const T & front() const VULKAN_HPP_NOEXCEPT
    {
      VULKAN_HPP_ASSERT(m_count && m_ptr);
      return *m_ptr;
    }

    const T & back() const VULKAN_HPP_NOEXCEPT
    {
      VULKAN_HPP_ASSERT(m_count && m_ptr);
      return *(m_ptr + m_count - 1);
    }

    bool empty() const VULKAN_HPP_NOEXCEPT
    {
      return (m_count == 0);
    }

    uint32_t size() const VULKAN_HPP_NOEXCEPT
    {
      return m_count;
    }

    T * data() const VULKAN_HPP_NOEXCEPT
    {
      return m_ptr;
    }

  private:
    uint32_t  m_count;
    T *       m_ptr;
  };
#endif

  template <typename FlagBitsType> struct FlagTraits
  {
    enum { allFlags = 0 };
  };

  template <typename BitType>
  class Flags
  {
  public:
    using MaskType = typename std::underlying_type<BitType>::type;

    // constructors
    VULKAN_HPP_CONSTEXPR Flags() VULKAN_HPP_NOEXCEPT
      : m_mask(0)
    {}

    VULKAN_HPP_CONSTEXPR Flags(BitType bit) VULKAN_HPP_NOEXCEPT
      : m_mask(static_cast<MaskType>(bit))
    {}

    VULKAN_HPP_CONSTEXPR Flags(Flags<BitType> const& rhs) VULKAN_HPP_NOEXCEPT
      : m_mask(rhs.m_mask)
    {}

    VULKAN_HPP_CONSTEXPR explicit Flags(MaskType flags) VULKAN_HPP_NOEXCEPT
      : m_mask(flags)
    {}

    // relational operators
#if defined(VULKAN_HPP_HAS_SPACESHIP_OPERATOR)
    auto operator<=>(Flags<BitType> const&) const = default;
#else
    VULKAN_HPP_CONSTEXPR bool operator<(Flags<BitType> const& rhs) const VULKAN_HPP_NOEXCEPT
    {
      return m_mask < rhs.m_mask;
    }

    VULKAN_HPP_CONSTEXPR bool operator<=(Flags<BitType> const& rhs) const VULKAN_HPP_NOEXCEPT
    {
      return m_mask <= rhs.m_mask;
    }

    VULKAN_HPP_CONSTEXPR bool operator>(Flags<BitType> const& rhs) const VULKAN_HPP_NOEXCEPT
    {
      return m_mask > rhs.m_mask;
    }

    VULKAN_HPP_CONSTEXPR bool operator>=(Flags<BitType> const& rhs) const VULKAN_HPP_NOEXCEPT
    {
      return m_mask >= rhs.m_mask;
    }

    VULKAN_HPP_CONSTEXPR bool operator==(Flags<BitType> const& rhs) const VULKAN_HPP_NOEXCEPT
    {
      return m_mask == rhs.m_mask;
    }

    VULKAN_HPP_CONSTEXPR bool operator!=(Flags<BitType> const& rhs) const VULKAN_HPP_NOEXCEPT
    {
      return m_mask != rhs.m_mask;
    }
#endif

    // logical operator
    VULKAN_HPP_CONSTEXPR bool operator!() const VULKAN_HPP_NOEXCEPT
    {
      return !m_mask;
    }

    // bitwise operators
    VULKAN_HPP_CONSTEXPR Flags<BitType> operator&(Flags<BitType> const& rhs) const VULKAN_HPP_NOEXCEPT
    {
      return Flags<BitType>(m_mask & rhs.m_mask);
    }

    VULKAN_HPP_CONSTEXPR Flags<BitType> operator|(Flags<BitType> const& rhs) const VULKAN_HPP_NOEXCEPT
    {
      return Flags<BitType>(m_mask | rhs.m_mask);
    }

    VULKAN_HPP_CONSTEXPR Flags<BitType> operator^(Flags<BitType> const& rhs) const VULKAN_HPP_NOEXCEPT
    {
      return Flags<BitType>(m_mask ^ rhs.m_mask);
    }

    VULKAN_HPP_CONSTEXPR Flags<BitType> operator~() const VULKAN_HPP_NOEXCEPT
    {
      return Flags<BitType>(m_mask ^ FlagTraits<BitType>::allFlags);
    }

    // assignment operators
    Flags<BitType> & operator=(Flags<BitType> const& rhs) VULKAN_HPP_NOEXCEPT
    {
      m_mask = rhs.m_mask;
      return *this;
    }

    Flags<BitType> & operator|=(Flags<BitType> const& rhs) VULKAN_HPP_NOEXCEPT
    {
      m_mask |= rhs.m_mask;
      return *this;
    }

    Flags<BitType> & operator&=(Flags<BitType> const& rhs) VULKAN_HPP_NOEXCEPT
    {
      m_mask &= rhs.m_mask;
      return *this;
    }

    Flags<BitType> & operator^=(Flags<BitType> const& rhs) VULKAN_HPP_NOEXCEPT
    {
      m_mask ^= rhs.m_mask;
      return *this;
    }

    // cast operators
    explicit VULKAN_HPP_CONSTEXPR operator bool() const VULKAN_HPP_NOEXCEPT
    {
      return !!m_mask;
    }

    explicit VULKAN_HPP_CONSTEXPR operator MaskType() const VULKAN_HPP_NOEXCEPT
    {
        return m_mask;
    }

  private:
    MaskType  m_mask;
  };

#if !defined(VULKAN_HPP_HAS_SPACESHIP_OPERATOR)
  // relational operators only needed for pre C++20
  template <typename BitType>
  VULKAN_HPP_CONSTEXPR bool operator<(BitType bit, Flags<BitType> const& flags) VULKAN_HPP_NOEXCEPT
  {
    return flags > bit;
  }

  template <typename BitType>
  VULKAN_HPP_CONSTEXPR bool operator<=(BitType bit, Flags<BitType> const& flags) VULKAN_HPP_NOEXCEPT
  {
    return flags >= bit;
  }

  template <typename BitType>
  VULKAN_HPP_CONSTEXPR bool operator>(BitType bit, Flags<BitType> const& flags) VULKAN_HPP_NOEXCEPT
  {
    return flags < bit;
  }

  template <typename BitType>
  VULKAN_HPP_CONSTEXPR bool operator>=(BitType bit, Flags<BitType> const& flags) VULKAN_HPP_NOEXCEPT
  {
    return flags <= bit;
  }

  template <typename BitType>
  VULKAN_HPP_CONSTEXPR bool operator==(BitType bit, Flags<BitType> const& flags) VULKAN_HPP_NOEXCEPT
  {
    return flags == bit;
  }

  template <typename BitType>
  VULKAN_HPP_CONSTEXPR bool operator!=(BitType bit, Flags<BitType> const& flags) VULKAN_HPP_NOEXCEPT
  {
    return flags != bit;
  }
#endif

  // bitwise operators
  template <typename BitType>
  VULKAN_HPP_CONSTEXPR Flags<BitType> operator&(BitType bit, Flags<BitType> const& flags) VULKAN_HPP_NOEXCEPT
  {
    return flags & bit;
  }

  template <typename BitType>
  VULKAN_HPP_CONSTEXPR Flags<BitType> operator|(BitType bit, Flags<BitType> const& flags) VULKAN_HPP_NOEXCEPT
  {
    return flags | bit;
  }

  template <typename BitType>
  VULKAN_HPP_CONSTEXPR Flags<BitType> operator^(BitType bit, Flags<BitType> const& flags) VULKAN_HPP_NOEXCEPT
  {
    return flags ^ bit;
  }

  template <typename RefType>
  class Optional
  {
  public:
    Optional(RefType & reference) VULKAN_HPP_NOEXCEPT { m_ptr = &reference; }
    Optional(RefType * ptr) VULKAN_HPP_NOEXCEPT { m_ptr = ptr; }
    Optional(std::nullptr_t) VULKAN_HPP_NOEXCEPT { m_ptr = nullptr; }

    operator RefType*() const VULKAN_HPP_NOEXCEPT { return m_ptr; }
    RefType const* operator->() const VULKAN_HPP_NOEXCEPT { return m_ptr; }
    explicit operator bool() const VULKAN_HPP_NOEXCEPT { return !!m_ptr; }

  private:
    RefType *m_ptr;
  };

  template <typename X, typename Y> struct isStructureChainValid { enum { value = false }; };

  template <typename P, typename T>
  struct TypeList
  {
    using list = P;
    using last = T;
  };

  template <typename List, typename X>
  struct extendCheck
  {
    static const bool valid = isStructureChainValid<typename List::last, X>::value || extendCheck<typename List::list,X>::valid;
  };

  template <typename T, typename X>
  struct extendCheck<TypeList<void,T>,X>
  {
    static const bool valid = isStructureChainValid<T, X>::value;
  };

  template <typename X>
  struct extendCheck<void,X>
  {
    static const bool valid = true;
  };

  template<typename Type, class...>
  struct isPartOfStructureChain
  {
    static const bool valid = false;
  };

  template<typename Type, typename Head, typename... Tail>
  struct isPartOfStructureChain<Type, Head, Tail...>
  {
    static const bool valid = std::is_same<Type, Head>::value || isPartOfStructureChain<Type, Tail...>::valid;
  };

  template <class Element>
  class StructureChainElement
  {
  public:
    explicit operator Element&() VULKAN_HPP_NOEXCEPT { return value; }
    explicit operator const Element&() const VULKAN_HPP_NOEXCEPT { return value; }
  private:
    Element value;
  };

  template<typename ...StructureElements>
  class StructureChain : private StructureChainElement<StructureElements>...
  {
  public:
    StructureChain() VULKAN_HPP_NOEXCEPT
    {
      link<void, StructureElements...>();
    }

    StructureChain(StructureChain const &rhs) VULKAN_HPP_NOEXCEPT
    {
      linkAndCopy<void, StructureElements...>(rhs);
    }

    StructureChain(StructureElements const &... elems) VULKAN_HPP_NOEXCEPT
    {
      linkAndCopyElements<void, StructureElements...>(elems...);
    }

    StructureChain& operator=(StructureChain const &rhs) VULKAN_HPP_NOEXCEPT
    {
      linkAndCopy<void, StructureElements...>(rhs);
      return *this;
    }

    template<typename ClassType> ClassType& get() VULKAN_HPP_NOEXCEPT { return static_cast<ClassType&>(*this);}

    template<typename ClassType> const ClassType& get() const VULKAN_HPP_NOEXCEPT { return static_cast<const ClassType&>(*this);}

    template<typename ClassTypeA, typename ClassTypeB, typename ...ClassTypes>
    std::tuple<ClassTypeA&, ClassTypeB&, ClassTypes&...> get()
    {
      return std::tie(get<ClassTypeA>(), get<ClassTypeB>(), get<ClassTypes>()...);
    }

    template<typename ClassTypeA, typename ClassTypeB, typename ...ClassTypes>
    std::tuple<const ClassTypeA&, const ClassTypeB&, const ClassTypes&...> get() const
    {
      return std::tie(get<ClassTypeA>(), get<ClassTypeB>(), get<ClassTypes>()...);
    }

    template<typename ClassType>
    void unlink() VULKAN_HPP_NOEXCEPT
    {
      static_assert(isPartOfStructureChain<ClassType, StructureElements...>::valid, "Can't unlink Structure that's not part of this StructureChain!");
      static_assert(!std::is_same<ClassType, typename std::tuple_element<0, std::tuple<StructureElements...>>::type>::value, "It's not allowed to unlink the first element!");
      VkBaseOutStructure * ptr = reinterpret_cast<VkBaseOutStructure*>(&get<ClassType>());
      VULKAN_HPP_ASSERT(ptr != nullptr);
      VkBaseOutStructure ** ppNext = &(reinterpret_cast<VkBaseOutStructure*>(this)->pNext);
      VULKAN_HPP_ASSERT(*ppNext != nullptr);
      while (*ppNext != ptr)
      {
        ppNext = &(*ppNext)->pNext;
        VULKAN_HPP_ASSERT(*ppNext != nullptr);   // fires, if the ClassType member has already been unlinked !
      }
      VULKAN_HPP_ASSERT(*ppNext == ptr);
      *ppNext = (*ppNext)->pNext;
    }

    template <typename ClassType>
    void relink() VULKAN_HPP_NOEXCEPT
    {
      static_assert(isPartOfStructureChain<ClassType, StructureElements...>::valid, "Can't relink Structure that's not part of this StructureChain!");
      static_assert(!std::is_same<ClassType, typename std::tuple_element<0, std::tuple<StructureElements...>>::type>::value, "It's not allowed to have the first element unlinked!");
      VkBaseOutStructure * ptr = reinterpret_cast<VkBaseOutStructure*>(&get<ClassType>());
      VULKAN_HPP_ASSERT(ptr != nullptr);
      VkBaseOutStructure ** ppNext = &(reinterpret_cast<VkBaseOutStructure*>(this)->pNext);
      VULKAN_HPP_ASSERT(*ppNext != nullptr);
#if !defined(NDEBUG)
      while (*ppNext)
      {
        VULKAN_HPP_ASSERT(*ppNext != ptr);   // fires, if the ClassType member has not been unlinked before
        ppNext = &(*ppNext)->pNext;
      }
      ppNext = &(reinterpret_cast<VkBaseOutStructure*>(this)->pNext);
#endif
      ptr->pNext = *ppNext;
      *ppNext = ptr;
    }

  private:
    template<typename List, typename X>
    void link() VULKAN_HPP_NOEXCEPT
    {
      static_assert(extendCheck<List, X>::valid, "The structure chain is not valid!");
    }

    template<typename List, typename X, typename Y, typename ...Z>
    void link() VULKAN_HPP_NOEXCEPT
    {
      static_assert(extendCheck<List,X>::valid, "The structure chain is not valid!");
      X& x = static_cast<X&>(*this);
      Y& y = static_cast<Y&>(*this);
      x.pNext = &y;
      link<TypeList<List, X>, Y, Z...>();
    }

    template<typename List, typename X>
    void linkAndCopy(StructureChain const &rhs) VULKAN_HPP_NOEXCEPT
    {
      static_assert(extendCheck<List, X>::valid, "The structure chain is not valid!");
      static_cast<X&>(*this) = static_cast<X const &>(rhs);
    }

    template<typename List, typename X, typename Y, typename ...Z>
    void linkAndCopy(StructureChain const &rhs) VULKAN_HPP_NOEXCEPT
    {
      static_assert(extendCheck<List, X>::valid, "The structure chain is not valid!");
      X& x = static_cast<X&>(*this);
      Y& y = static_cast<Y&>(*this);
      x = static_cast<X const &>(rhs);
      x.pNext = &y;
      linkAndCopy<TypeList<List, X>, Y, Z...>(rhs);
    }

    template<typename List, typename X>
    void linkAndCopyElements(X const &xelem) VULKAN_HPP_NOEXCEPT
    {
      static_assert(extendCheck<List, X>::valid, "The structure chain is not valid!");
      static_cast<X&>(*this) = xelem;
    }

    template<typename List, typename X, typename Y, typename ...Z>
    void linkAndCopyElements(X const &xelem, Y const &yelem, Z const &... zelem) VULKAN_HPP_NOEXCEPT
    {
      static_assert(extendCheck<List, X>::valid, "The structure chain is not valid!");
      X& x = static_cast<X&>(*this);
      Y& y = static_cast<Y&>(*this);
      x = xelem;
      x.pNext = &y;
      linkAndCopyElements<TypeList<List, X>, Y, Z...>(yelem, zelem...);
    }
  };

#if !defined(VULKAN_HPP_NO_SMART_HANDLE)
  template <typename Type, typename Dispatch> class UniqueHandleTraits;

  template <typename Type, typename Dispatch>
  class UniqueHandle : public UniqueHandleTraits<Type,Dispatch>::deleter
  {
  private:
    using Deleter = typename UniqueHandleTraits<Type,Dispatch>::deleter;

  public:
    using element_type = Type;

    UniqueHandle()
      : Deleter()
      , m_value()
    {}

    explicit UniqueHandle( Type const& value, Deleter const& deleter = Deleter() ) VULKAN_HPP_NOEXCEPT
      : Deleter( deleter)
      , m_value( value )
    {}

    UniqueHandle( UniqueHandle const& ) = delete;

    UniqueHandle( UniqueHandle && other ) VULKAN_HPP_NOEXCEPT
      : Deleter( std::move( static_cast<Deleter&>( other ) ) )
      , m_value( other.release() )
    {}

    ~UniqueHandle() VULKAN_HPP_NOEXCEPT
    {
      if ( m_value ) this->destroy( m_value );
    }

    UniqueHandle & operator=( UniqueHandle const& ) = delete;

    UniqueHandle & operator=( UniqueHandle && other ) VULKAN_HPP_NOEXCEPT
    {
      reset( other.release() );
      *static_cast<Deleter*>(this) = std::move( static_cast<Deleter&>(other) );
      return *this;
    }

    explicit operator bool() const VULKAN_HPP_NOEXCEPT
    {
      return m_value.operator bool();
    }

    Type const* operator->() const VULKAN_HPP_NOEXCEPT
    {
      return &m_value;
    }

    Type * operator->() VULKAN_HPP_NOEXCEPT
    {
      return &m_value;
    }

    Type const& operator*() const VULKAN_HPP_NOEXCEPT
    {
      return m_value;
    }

    Type & operator*() VULKAN_HPP_NOEXCEPT
    {
      return m_value;
    }

    const Type & get() const VULKAN_HPP_NOEXCEPT
    {
      return m_value;
    }

    Type & get() VULKAN_HPP_NOEXCEPT
    {
      return m_value;
    }

    void reset( Type const& value = Type() ) VULKAN_HPP_NOEXCEPT
    {
      if ( m_value != value )
      {
        if ( m_value ) this->destroy( m_value );
        m_value = value;
      }
    }

    Type release() VULKAN_HPP_NOEXCEPT
    {
      Type value = m_value;
      m_value = nullptr;
      return value;
    }

    void swap( UniqueHandle<Type,Dispatch> & rhs ) VULKAN_HPP_NOEXCEPT
    {
      std::swap(m_value, rhs.m_value);
      std::swap(static_cast<Deleter&>(*this), static_cast<Deleter&>(rhs));
    }

  private:
    Type    m_value;
  };

  template <typename UniqueType>
  VULKAN_HPP_INLINE std::vector<typename UniqueType::element_type> uniqueToRaw(std::vector<UniqueType> const& handles)
  {
    std::vector<typename UniqueType::element_type> newBuffer(handles.size());
    std::transform(handles.begin(), handles.end(), newBuffer.begin(), [](UniqueType const& handle) { return handle.get(); });
    return newBuffer;
  }

  template <typename Type, typename Dispatch>
  VULKAN_HPP_INLINE void swap( UniqueHandle<Type,Dispatch> & lhs, UniqueHandle<Type,Dispatch> & rhs ) VULKAN_HPP_NOEXCEPT
  {
    lhs.swap( rhs );
  }
#endif
} // namespace VULKAN_HPP_NAMESPACE