{-# LANGUAGE DuplicateRecordFields #-}
{-# LANGUAGE Strict #-}
{-# LANGUAGE GeneralizedNewtypeDeriving #-}
module Graphics.Vulkan.QueueSemaphore where
import Graphics.Vulkan.Device( VkDevice(..)
)
import Data.Word( Word64
, Word32
)
import Foreign.Ptr( Ptr
, plusPtr
)
import Foreign.Storable( Storable(..)
)
import Data.Void( Void
)
import Graphics.Vulkan.Memory( VkInternalAllocationType(..)
, PFN_vkAllocationFunction
, PFN_vkReallocationFunction
, PFN_vkInternalAllocationNotification
, VkAllocationCallbacks(..)
, VkSystemAllocationScope(..)
, PFN_vkFreeFunction
, PFN_vkInternalFreeNotification
)
import Graphics.Vulkan.Core( VkResult(..)
, VkFlags(..)
, VkStructureType(..)
)
import Foreign.C.Types( CSize(..)
)
newtype VkSemaphoreCreateFlags = VkSemaphoreCreateFlags VkFlags
deriving (Eq, Storable)
foreign import ccall "vkDestroySemaphore" vkDestroySemaphore ::
VkDevice -> VkSemaphore -> Ptr VkAllocationCallbacks -> IO ()
newtype VkSemaphore = VkSemaphore Word64
deriving (Eq, Storable)
data VkSemaphoreCreateInfo =
VkSemaphoreCreateInfo{ vkSType :: VkStructureType
, vkPNext :: Ptr Void
, vkFlags :: VkSemaphoreCreateFlags
}
deriving (Eq)
instance Storable VkSemaphoreCreateInfo where
sizeOf ~_ = 24
alignment ~_ = 8
peek ptr = VkSemaphoreCreateInfo <$> peek (ptr `plusPtr` 0)
<*> peek (ptr `plusPtr` 8)
<*> peek (ptr `plusPtr` 16)
poke ptr poked = poke (ptr `plusPtr` 0) (vkSType (poked :: VkSemaphoreCreateInfo))
*> poke (ptr `plusPtr` 8) (vkPNext (poked :: VkSemaphoreCreateInfo))
*> poke (ptr `plusPtr` 16) (vkFlags (poked :: VkSemaphoreCreateInfo))
foreign import ccall "vkCreateSemaphore" vkCreateSemaphore ::
VkDevice ->
Ptr VkSemaphoreCreateInfo ->
Ptr VkAllocationCallbacks -> Ptr VkSemaphore -> IO VkResult