{-# OPTIONS_HADDOCK ignore-exports#-}
{-# LANGUAGE DataKinds                  #-}
{-# LANGUAGE GeneralizedNewtypeDeriving #-}
{-# LANGUAGE PatternSynonyms            #-}
{-# LANGUAGE Strict                     #-}
module Graphics.Vulkan.Types.Enum.InternalAllocationType
       (VkInternalAllocationType(VkInternalAllocationType,
                                 VK_INTERNAL_ALLOCATION_TYPE_EXECUTABLE))
       where
import Foreign.Storable                (Storable)
import GHC.Read                        (choose, expectP)
import Graphics.Vulkan.Marshal         (Int32)
import Text.ParserCombinators.ReadPrec (prec, step, (+++))
import Text.Read                       (Read (..), parens)
import Text.Read.Lex                   (Lexeme (..))

-- | type = @enum@
--
--   <https://www.khronos.org/registry/vulkan/specs/1.1-extensions/html/vkspec.html#VkInternalAllocationType VkInternalAllocationType registry at www.khronos.org>
newtype VkInternalAllocationType = VkInternalAllocationType Int32
                                   deriving (Eq, Ord, Enum, Storable)

instance Show VkInternalAllocationType where
    showsPrec _ VK_INTERNAL_ALLOCATION_TYPE_EXECUTABLE
      = showString "VK_INTERNAL_ALLOCATION_TYPE_EXECUTABLE"
    showsPrec p (VkInternalAllocationType x)
      = showParen (p >= 11)
          (showString "VkInternalAllocationType " . showsPrec 11 x)

instance Read VkInternalAllocationType where
    readPrec
      = parens
          (choose
             [("VK_INTERNAL_ALLOCATION_TYPE_EXECUTABLE",
               pure VK_INTERNAL_ALLOCATION_TYPE_EXECUTABLE)]
             +++
             prec 10
               (expectP (Ident "VkInternalAllocationType") >>
                  (VkInternalAllocationType <$> step readPrec)))

pattern VK_INTERNAL_ALLOCATION_TYPE_EXECUTABLE ::
        VkInternalAllocationType

pattern VK_INTERNAL_ALLOCATION_TYPE_EXECUTABLE =
        VkInternalAllocationType 0