{-# language CPP #-}
module Vulkan.Extensions.VK_NV_dedicated_allocation_image_aliasing  ( PhysicalDeviceDedicatedAllocationImageAliasingFeaturesNV(..)
                                                                    , NV_DEDICATED_ALLOCATION_IMAGE_ALIASING_SPEC_VERSION
                                                                    , pattern NV_DEDICATED_ALLOCATION_IMAGE_ALIASING_SPEC_VERSION
                                                                    , NV_DEDICATED_ALLOCATION_IMAGE_ALIASING_EXTENSION_NAME
                                                                    , pattern NV_DEDICATED_ALLOCATION_IMAGE_ALIASING_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_DEDICATED_ALLOCATION_IMAGE_ALIASING_FEATURES_NV))
-- | VkPhysicalDeviceDedicatedAllocationImageAliasingFeaturesNV - Structure
-- describing dedicated allocation image aliasing features that can be
-- supported by an implementation
--
-- = Members
--
-- The members of the
-- 'PhysicalDeviceDedicatedAllocationImageAliasingFeaturesNV' structure
-- describe the following features:
--
-- = Description
--
-- If the 'PhysicalDeviceDedicatedAllocationImageAliasingFeaturesNV'
-- 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.
-- 'PhysicalDeviceDedicatedAllocationImageAliasingFeaturesNV' /can/ also be
-- included in the @pNext@ chain of 'Vulkan.Core10.Device.DeviceCreateInfo'
-- to enable features.
--
-- == Valid Usage (Implicit)
--
-- = See Also
--
-- 'Vulkan.Core10.FundamentalTypes.Bool32',
-- 'Vulkan.Core10.Enums.StructureType.StructureType'
data PhysicalDeviceDedicatedAllocationImageAliasingFeaturesNV = PhysicalDeviceDedicatedAllocationImageAliasingFeaturesNV
  { -- | @dedicatedAllocationImageAliasing@ indicates that the implementation
    -- supports aliasing of compatible image objects on a dedicated allocation.
    dedicatedAllocationImageAliasing :: Bool }
  deriving (Typeable, Eq)
#if defined(GENERIC_INSTANCES)
deriving instance Generic (PhysicalDeviceDedicatedAllocationImageAliasingFeaturesNV)
#endif
deriving instance Show PhysicalDeviceDedicatedAllocationImageAliasingFeaturesNV

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

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

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

instance Zero PhysicalDeviceDedicatedAllocationImageAliasingFeaturesNV where
  zero = PhysicalDeviceDedicatedAllocationImageAliasingFeaturesNV
           zero


type NV_DEDICATED_ALLOCATION_IMAGE_ALIASING_SPEC_VERSION = 1

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


type NV_DEDICATED_ALLOCATION_IMAGE_ALIASING_EXTENSION_NAME = "VK_NV_dedicated_allocation_image_aliasing"

-- No documentation found for TopLevel "VK_NV_DEDICATED_ALLOCATION_IMAGE_ALIASING_EXTENSION_NAME"
pattern NV_DEDICATED_ALLOCATION_IMAGE_ALIASING_EXTENSION_NAME :: forall a . (Eq a, IsString a) => a
pattern NV_DEDICATED_ALLOCATION_IMAGE_ALIASING_EXTENSION_NAME = "VK_NV_dedicated_allocation_image_aliasing"