{-# language CPP #-}
module Vulkan.Extensions.VK_EXT_texture_compression_astc_hdr  ( PhysicalDeviceTextureCompressionASTCHDRFeaturesEXT(..)
                                                              , EXT_TEXTURE_COMPRESSION_ASTC_HDR_SPEC_VERSION
                                                              , pattern EXT_TEXTURE_COMPRESSION_ASTC_HDR_SPEC_VERSION
                                                              , EXT_TEXTURE_COMPRESSION_ASTC_HDR_EXTENSION_NAME
                                                              , pattern EXT_TEXTURE_COMPRESSION_ASTC_HDR_EXTENSION_NAME
                                                              ) where

import Foreign.Marshal.Alloc (allocaBytesAligned)
import Foreign.Ptr (nullPtr)
import Foreign.Ptr (plusPtr)
import Data.String (IsString)
import Data.Typeable (Typeable)
import Foreign.Storable (Storable)
import Foreign.Storable (Storable(peek))
import Foreign.Storable (Storable(poke))
import qualified Foreign.Storable (Storable(..))
import GHC.Generics (Generic)
import Foreign.Ptr (Ptr)
import Data.Kind (Type)
import Vulkan.Core10.FundamentalTypes (bool32ToBool)
import Vulkan.Core10.FundamentalTypes (boolToBool32)
import Vulkan.Core10.FundamentalTypes (Bool32)
import Vulkan.CStruct (FromCStruct)
import Vulkan.CStruct (FromCStruct(..))
import Vulkan.Core10.Enums.StructureType (StructureType)
import Vulkan.CStruct (ToCStruct)
import Vulkan.CStruct (ToCStruct(..))
import Vulkan.Zero (Zero(..))
import Vulkan.Core10.Enums.StructureType (StructureType(STRUCTURE_TYPE_PHYSICAL_DEVICE_TEXTURE_COMPRESSION_ASTC_HDR_FEATURES_EXT))
-- | VkPhysicalDeviceTextureCompressionASTCHDRFeaturesEXT - Structure
-- describing ASTC HDR features that can be supported by an implementation
--
-- = Members
--
-- The members of the 'PhysicalDeviceTextureCompressionASTCHDRFeaturesEXT'
-- structure describe the following features:
--
-- = Description
--
-- If the 'PhysicalDeviceTextureCompressionASTCHDRFeaturesEXT' structure is
-- included in the @pNext@ chain of
-- 'Vulkan.Core11.Promoted_From_VK_KHR_get_physical_device_properties2.PhysicalDeviceFeatures2',
-- it is filled with values indicating whether each feature is supported.
-- 'PhysicalDeviceTextureCompressionASTCHDRFeaturesEXT' /can/ also be
-- included in the @pNext@ chain of 'Vulkan.Core10.Device.createDevice' to
-- enable features.
--
-- == Valid Usage (Implicit)
--
-- = See Also
--
-- 'Vulkan.Core10.FundamentalTypes.Bool32',
-- 'Vulkan.Core10.Enums.StructureType.StructureType'
data PhysicalDeviceTextureCompressionASTCHDRFeaturesEXT = PhysicalDeviceTextureCompressionASTCHDRFeaturesEXT
  { -- | @textureCompressionASTC_HDR@ indicates whether all of the ASTC HDR
    -- compressed texture formats are supported. If this feature is enabled,
    -- then the
    -- 'Vulkan.Core10.Enums.FormatFeatureFlagBits.FORMAT_FEATURE_SAMPLED_IMAGE_BIT',
    -- 'Vulkan.Core10.Enums.FormatFeatureFlagBits.FORMAT_FEATURE_BLIT_SRC_BIT'
    -- and
    -- 'Vulkan.Core10.Enums.FormatFeatureFlagBits.FORMAT_FEATURE_SAMPLED_IMAGE_FILTER_LINEAR_BIT'
    -- features /must/ be supported in @optimalTilingFeatures@ for the
    -- following formats:
    --
    -- -   'Vulkan.Core10.Enums.Format.FORMAT_ASTC_4x4_SFLOAT_BLOCK_EXT'
    --
    -- -   'Vulkan.Core10.Enums.Format.FORMAT_ASTC_5x4_SFLOAT_BLOCK_EXT'
    --
    -- -   'Vulkan.Core10.Enums.Format.FORMAT_ASTC_5x5_SFLOAT_BLOCK_EXT'
    --
    -- -   'Vulkan.Core10.Enums.Format.FORMAT_ASTC_6x5_SFLOAT_BLOCK_EXT'
    --
    -- -   'Vulkan.Core10.Enums.Format.FORMAT_ASTC_6x6_SFLOAT_BLOCK_EXT'
    --
    -- -   'Vulkan.Core10.Enums.Format.FORMAT_ASTC_8x5_SFLOAT_BLOCK_EXT'
    --
    -- -   'Vulkan.Core10.Enums.Format.FORMAT_ASTC_8x6_SFLOAT_BLOCK_EXT'
    --
    -- -   'Vulkan.Core10.Enums.Format.FORMAT_ASTC_8x8_SFLOAT_BLOCK_EXT'
    --
    -- -   'Vulkan.Core10.Enums.Format.FORMAT_ASTC_10x5_SFLOAT_BLOCK_EXT'
    --
    -- -   'Vulkan.Core10.Enums.Format.FORMAT_ASTC_10x6_SFLOAT_BLOCK_EXT'
    --
    -- -   'Vulkan.Core10.Enums.Format.FORMAT_ASTC_10x8_SFLOAT_BLOCK_EXT'
    --
    -- -   'Vulkan.Core10.Enums.Format.FORMAT_ASTC_10x10_SFLOAT_BLOCK_EXT'
    --
    -- -   'Vulkan.Core10.Enums.Format.FORMAT_ASTC_12x10_SFLOAT_BLOCK_EXT'
    --
    -- -   'Vulkan.Core10.Enums.Format.FORMAT_ASTC_12x12_SFLOAT_BLOCK_EXT'
    --
    -- To query for additional properties, or if the feature is not enabled,
    -- 'Vulkan.Core10.DeviceInitialization.getPhysicalDeviceFormatProperties'
    -- and
    -- 'Vulkan.Core10.DeviceInitialization.getPhysicalDeviceImageFormatProperties'
    -- /can/ be used to check for supported properties of individual formats as
    -- normal.
    textureCompressionASTC_HDR :: Bool }
  deriving (Typeable, Eq)
#if defined(GENERIC_INSTANCES)
deriving instance Generic (PhysicalDeviceTextureCompressionASTCHDRFeaturesEXT)
#endif
deriving instance Show PhysicalDeviceTextureCompressionASTCHDRFeaturesEXT

instance ToCStruct PhysicalDeviceTextureCompressionASTCHDRFeaturesEXT where
  withCStruct x f = allocaBytesAligned 24 8 $ \p -> pokeCStruct p x (f p)
  pokeCStruct p PhysicalDeviceTextureCompressionASTCHDRFeaturesEXT{..} f = do
    poke ((p `plusPtr` 0 :: Ptr StructureType)) (STRUCTURE_TYPE_PHYSICAL_DEVICE_TEXTURE_COMPRESSION_ASTC_HDR_FEATURES_EXT)
    poke ((p `plusPtr` 8 :: Ptr (Ptr ()))) (nullPtr)
    poke ((p `plusPtr` 16 :: Ptr Bool32)) (boolToBool32 (textureCompressionASTC_HDR))
    f
  cStructSize = 24
  cStructAlignment = 8
  pokeZeroCStruct p f = do
    poke ((p `plusPtr` 0 :: Ptr StructureType)) (STRUCTURE_TYPE_PHYSICAL_DEVICE_TEXTURE_COMPRESSION_ASTC_HDR_FEATURES_EXT)
    poke ((p `plusPtr` 8 :: Ptr (Ptr ()))) (nullPtr)
    poke ((p `plusPtr` 16 :: Ptr Bool32)) (boolToBool32 (zero))
    f

instance FromCStruct PhysicalDeviceTextureCompressionASTCHDRFeaturesEXT where
  peekCStruct p = do
    textureCompressionASTC_HDR <- peek @Bool32 ((p `plusPtr` 16 :: Ptr Bool32))
    pure $ PhysicalDeviceTextureCompressionASTCHDRFeaturesEXT
             (bool32ToBool textureCompressionASTC_HDR)

instance Storable PhysicalDeviceTextureCompressionASTCHDRFeaturesEXT where
  sizeOf ~_ = 24
  alignment ~_ = 8
  peek = peekCStruct
  poke ptr poked = pokeCStruct ptr poked (pure ())

instance Zero PhysicalDeviceTextureCompressionASTCHDRFeaturesEXT where
  zero = PhysicalDeviceTextureCompressionASTCHDRFeaturesEXT
           zero


type EXT_TEXTURE_COMPRESSION_ASTC_HDR_SPEC_VERSION = 1

-- No documentation found for TopLevel "VK_EXT_TEXTURE_COMPRESSION_ASTC_HDR_SPEC_VERSION"
pattern EXT_TEXTURE_COMPRESSION_ASTC_HDR_SPEC_VERSION :: forall a . Integral a => a
pattern EXT_TEXTURE_COMPRESSION_ASTC_HDR_SPEC_VERSION = 1


type EXT_TEXTURE_COMPRESSION_ASTC_HDR_EXTENSION_NAME = "VK_EXT_texture_compression_astc_hdr"

-- No documentation found for TopLevel "VK_EXT_TEXTURE_COMPRESSION_ASTC_HDR_EXTENSION_NAME"
pattern EXT_TEXTURE_COMPRESSION_ASTC_HDR_EXTENSION_NAME :: forall a . (Eq a, IsString a) => a
pattern EXT_TEXTURE_COMPRESSION_ASTC_HDR_EXTENSION_NAME = "VK_EXT_texture_compression_astc_hdr"