{-# language CPP #-}
-- No documentation found for Chapter "Event"
module Vulkan.Core10.Event  ( createEvent
                            , withEvent
                            , destroyEvent
                            , getEventStatus
                            , setEvent
                            , resetEvent
                            , EventCreateInfo(..)
                            , Event(..)
                            , EventCreateFlags(..)
                            ) where

import Vulkan.Internal.Utils (traceAroundEvent)
import Control.Exception.Base (bracket)
import Control.Monad (unless)
import Control.Monad.IO.Class (liftIO)
import Foreign.Marshal.Alloc (allocaBytesAligned)
import Foreign.Marshal.Alloc (callocBytes)
import Foreign.Marshal.Alloc (free)
import GHC.Base (when)
import GHC.IO (throwIO)
import GHC.Ptr (nullFunPtr)
import Foreign.Ptr (nullPtr)
import Foreign.Ptr (plusPtr)
import Control.Monad.Trans.Class (lift)
import Control.Monad.Trans.Cont (evalContT)
import Control.Monad.IO.Class (MonadIO)
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 GHC.IO.Exception (IOErrorType(..))
import GHC.IO.Exception (IOException(..))
import Foreign.Ptr (FunPtr)
import Foreign.Ptr (Ptr)
import Data.Kind (Type)
import Control.Monad.Trans.Cont (ContT(..))
import Vulkan.NamedType ((:::))
import Vulkan.Core10.AllocationCallbacks (AllocationCallbacks)
import Vulkan.Core10.Handles (Device)
import Vulkan.Core10.Handles (Device(..))
import Vulkan.Dynamic (DeviceCmds(pVkCreateEvent))
import Vulkan.Dynamic (DeviceCmds(pVkDestroyEvent))
import Vulkan.Dynamic (DeviceCmds(pVkGetEventStatus))
import Vulkan.Dynamic (DeviceCmds(pVkResetEvent))
import Vulkan.Dynamic (DeviceCmds(pVkSetEvent))
import Vulkan.Core10.Handles (Device_T)
import Vulkan.Core10.Handles (Event)
import Vulkan.Core10.Handles (Event(..))
import Vulkan.Core10.Enums.EventCreateFlags (EventCreateFlags)
import Vulkan.CStruct (FromCStruct)
import Vulkan.CStruct (FromCStruct(..))
import Vulkan.Core10.Enums.Result (Result)
import Vulkan.Core10.Enums.Result (Result(..))
import Vulkan.Core10.Enums.StructureType (StructureType)
import Vulkan.CStruct (ToCStruct)
import Vulkan.CStruct (ToCStruct(..))
import Vulkan.Exception (VulkanException(..))
import Vulkan.Zero (Zero(..))
import Vulkan.Core10.Enums.StructureType (StructureType(STRUCTURE_TYPE_EVENT_CREATE_INFO))
import Vulkan.Core10.Enums.Result (Result(SUCCESS))
import Vulkan.Core10.Handles (Event(..))
import Vulkan.Core10.Enums.EventCreateFlags (EventCreateFlags(..))
foreign import ccall
#if !defined(SAFE_FOREIGN_CALLS)
  unsafe
#endif
  "dynamic" mkVkCreateEvent
  :: FunPtr (Ptr Device_T -> Ptr EventCreateInfo -> Ptr AllocationCallbacks -> Ptr Event -> IO Result) -> Ptr Device_T -> Ptr EventCreateInfo -> Ptr AllocationCallbacks -> Ptr Event -> IO Result

-- | vkCreateEvent - Create a new event object
--
-- = Description
--
-- When created, the event object is in the unsignaled state.
--
-- == Valid Usage
--
-- -   #VUID-vkCreateEvent-events-04468# If the @VK_KHR_portability_subset@
--     extension is enabled, and
--     'Vulkan.Extensions.VK_KHR_portability_subset.PhysicalDevicePortabilitySubsetFeaturesKHR'::@events@
--     is 'Vulkan.Core10.FundamentalTypes.FALSE', then the implementation
--     does not support
--     <https://www.khronos.org/registry/vulkan/specs/1.2-extensions/html/vkspec.html#synchronization-events events>,
--     and 'createEvent' /must/ not be used.
--
-- == Valid Usage (Implicit)
--
-- -   #VUID-vkCreateEvent-device-parameter# @device@ /must/ be a valid
--     'Vulkan.Core10.Handles.Device' handle
--
-- -   #VUID-vkCreateEvent-pCreateInfo-parameter# @pCreateInfo@ /must/ be a
--     valid pointer to a valid 'EventCreateInfo' structure
--
-- -   #VUID-vkCreateEvent-pAllocator-parameter# If @pAllocator@ is not
--     @NULL@, @pAllocator@ /must/ be a valid pointer to a valid
--     'Vulkan.Core10.AllocationCallbacks.AllocationCallbacks' structure
--
-- -   #VUID-vkCreateEvent-pEvent-parameter# @pEvent@ /must/ be a valid
--     pointer to a 'Vulkan.Core10.Handles.Event' handle
--
-- == Return Codes
--
-- [<https://www.khronos.org/registry/vulkan/specs/1.2-extensions/html/vkspec.html#fundamentals-successcodes Success>]
--
--     -   'Vulkan.Core10.Enums.Result.SUCCESS'
--
-- [<https://www.khronos.org/registry/vulkan/specs/1.2-extensions/html/vkspec.html#fundamentals-errorcodes Failure>]
--
--     -   'Vulkan.Core10.Enums.Result.ERROR_OUT_OF_HOST_MEMORY'
--
--     -   'Vulkan.Core10.Enums.Result.ERROR_OUT_OF_DEVICE_MEMORY'
--
-- = See Also
--
-- 'Vulkan.Core10.AllocationCallbacks.AllocationCallbacks',
-- 'Vulkan.Core10.Handles.Device', 'Vulkan.Core10.Handles.Event',
-- 'EventCreateInfo'
createEvent :: forall io
             . (MonadIO io)
            => -- | @device@ is the logical device that creates the event.
               Device
            -> -- | @pCreateInfo@ is a pointer to a 'EventCreateInfo' structure containing
               -- information about how the event is to be created.
               EventCreateInfo
            -> -- | @pAllocator@ controls host memory allocation as described in the
               -- <https://www.khronos.org/registry/vulkan/specs/1.2-extensions/html/vkspec.html#memory-allocation Memory Allocation>
               -- chapter.
               ("allocator" ::: Maybe AllocationCallbacks)
            -> io (Event)
createEvent :: Device
-> EventCreateInfo
-> ("allocator" ::: Maybe AllocationCallbacks)
-> io Event
createEvent device :: Device
device createInfo :: EventCreateInfo
createInfo allocator :: "allocator" ::: Maybe AllocationCallbacks
allocator = IO Event -> io Event
forall (m :: * -> *) a. MonadIO m => IO a -> m a
liftIO (IO Event -> io Event)
-> (ContT Event IO Event -> IO Event)
-> ContT Event IO Event
-> io Event
forall b c a. (b -> c) -> (a -> b) -> a -> c
. ContT Event IO Event -> IO Event
forall (m :: * -> *) r. Monad m => ContT r m r -> m r
evalContT (ContT Event IO Event -> io Event)
-> ContT Event IO Event -> io Event
forall a b. (a -> b) -> a -> b
$ do
  let vkCreateEventPtr :: FunPtr
  (Ptr Device_T
   -> ("pCreateInfo" ::: Ptr EventCreateInfo)
   -> ("pAllocator" ::: Ptr AllocationCallbacks)
   -> ("pEvent" ::: Ptr Event)
   -> IO Result)
vkCreateEventPtr = DeviceCmds
-> FunPtr
     (Ptr Device_T
      -> ("pCreateInfo" ::: Ptr EventCreateInfo)
      -> ("pAllocator" ::: Ptr AllocationCallbacks)
      -> ("pEvent" ::: Ptr Event)
      -> IO Result)
pVkCreateEvent (Device -> DeviceCmds
deviceCmds (Device
device :: Device))
  IO () -> ContT Event IO ()
forall (t :: (* -> *) -> * -> *) (m :: * -> *) a.
(MonadTrans t, Monad m) =>
m a -> t m a
lift (IO () -> ContT Event IO ()) -> IO () -> ContT Event IO ()
forall a b. (a -> b) -> a -> b
$ Bool -> IO () -> IO ()
forall (f :: * -> *). Applicative f => Bool -> f () -> f ()
unless (FunPtr
  (Ptr Device_T
   -> ("pCreateInfo" ::: Ptr EventCreateInfo)
   -> ("pAllocator" ::: Ptr AllocationCallbacks)
   -> ("pEvent" ::: Ptr Event)
   -> IO Result)
vkCreateEventPtr FunPtr
  (Ptr Device_T
   -> ("pCreateInfo" ::: Ptr EventCreateInfo)
   -> ("pAllocator" ::: Ptr AllocationCallbacks)
   -> ("pEvent" ::: Ptr Event)
   -> IO Result)
-> FunPtr
     (Ptr Device_T
      -> ("pCreateInfo" ::: Ptr EventCreateInfo)
      -> ("pAllocator" ::: Ptr AllocationCallbacks)
      -> ("pEvent" ::: Ptr Event)
      -> IO Result)
-> Bool
forall a. Eq a => a -> a -> Bool
/= FunPtr
  (Ptr Device_T
   -> ("pCreateInfo" ::: Ptr EventCreateInfo)
   -> ("pAllocator" ::: Ptr AllocationCallbacks)
   -> ("pEvent" ::: Ptr Event)
   -> IO Result)
forall a. FunPtr a
nullFunPtr) (IO () -> IO ()) -> IO () -> IO ()
forall a b. (a -> b) -> a -> b
$
    IOException -> IO ()
forall e a. Exception e => e -> IO a
throwIO (IOException -> IO ()) -> IOException -> IO ()
forall a b. (a -> b) -> a -> b
$ Maybe Handle
-> IOErrorType
-> String
-> String
-> Maybe CInt
-> Maybe String
-> IOException
IOError Maybe Handle
forall a. Maybe a
Nothing IOErrorType
InvalidArgument "" "The function pointer for vkCreateEvent is null" Maybe CInt
forall a. Maybe a
Nothing Maybe String
forall a. Maybe a
Nothing
  let vkCreateEvent' :: Ptr Device_T
-> ("pCreateInfo" ::: Ptr EventCreateInfo)
-> ("pAllocator" ::: Ptr AllocationCallbacks)
-> ("pEvent" ::: Ptr Event)
-> IO Result
vkCreateEvent' = FunPtr
  (Ptr Device_T
   -> ("pCreateInfo" ::: Ptr EventCreateInfo)
   -> ("pAllocator" ::: Ptr AllocationCallbacks)
   -> ("pEvent" ::: Ptr Event)
   -> IO Result)
-> Ptr Device_T
-> ("pCreateInfo" ::: Ptr EventCreateInfo)
-> ("pAllocator" ::: Ptr AllocationCallbacks)
-> ("pEvent" ::: Ptr Event)
-> IO Result
mkVkCreateEvent FunPtr
  (Ptr Device_T
   -> ("pCreateInfo" ::: Ptr EventCreateInfo)
   -> ("pAllocator" ::: Ptr AllocationCallbacks)
   -> ("pEvent" ::: Ptr Event)
   -> IO Result)
vkCreateEventPtr
  "pCreateInfo" ::: Ptr EventCreateInfo
pCreateInfo <- ((("pCreateInfo" ::: Ptr EventCreateInfo) -> IO Event) -> IO Event)
-> ContT Event IO ("pCreateInfo" ::: Ptr EventCreateInfo)
forall k (r :: k) (m :: k -> *) a.
((a -> m r) -> m r) -> ContT r m a
ContT (((("pCreateInfo" ::: Ptr EventCreateInfo) -> IO Event)
  -> IO Event)
 -> ContT Event IO ("pCreateInfo" ::: Ptr EventCreateInfo))
-> ((("pCreateInfo" ::: Ptr EventCreateInfo) -> IO Event)
    -> IO Event)
-> ContT Event IO ("pCreateInfo" ::: Ptr EventCreateInfo)
forall a b. (a -> b) -> a -> b
$ EventCreateInfo
-> (("pCreateInfo" ::: Ptr EventCreateInfo) -> IO Event)
-> IO Event
forall a b. ToCStruct a => a -> (Ptr a -> IO b) -> IO b
withCStruct (EventCreateInfo
createInfo)
  "pAllocator" ::: Ptr AllocationCallbacks
pAllocator <- case ("allocator" ::: Maybe AllocationCallbacks
allocator) of
    Nothing -> ("pAllocator" ::: Ptr AllocationCallbacks)
-> ContT Event IO ("pAllocator" ::: Ptr AllocationCallbacks)
forall (f :: * -> *) a. Applicative f => a -> f a
pure "pAllocator" ::: Ptr AllocationCallbacks
forall a. Ptr a
nullPtr
    Just j :: AllocationCallbacks
j -> ((("pAllocator" ::: Ptr AllocationCallbacks) -> IO Event)
 -> IO Event)
-> ContT Event IO ("pAllocator" ::: Ptr AllocationCallbacks)
forall k (r :: k) (m :: k -> *) a.
((a -> m r) -> m r) -> ContT r m a
ContT (((("pAllocator" ::: Ptr AllocationCallbacks) -> IO Event)
  -> IO Event)
 -> ContT Event IO ("pAllocator" ::: Ptr AllocationCallbacks))
-> ((("pAllocator" ::: Ptr AllocationCallbacks) -> IO Event)
    -> IO Event)
-> ContT Event IO ("pAllocator" ::: Ptr AllocationCallbacks)
forall a b. (a -> b) -> a -> b
$ AllocationCallbacks
-> (("pAllocator" ::: Ptr AllocationCallbacks) -> IO Event)
-> IO Event
forall a b. ToCStruct a => a -> (Ptr a -> IO b) -> IO b
withCStruct (AllocationCallbacks
j)
  "pEvent" ::: Ptr Event
pPEvent <- ((("pEvent" ::: Ptr Event) -> IO Event) -> IO Event)
-> ContT Event IO ("pEvent" ::: Ptr Event)
forall k (r :: k) (m :: k -> *) a.
((a -> m r) -> m r) -> ContT r m a
ContT (((("pEvent" ::: Ptr Event) -> IO Event) -> IO Event)
 -> ContT Event IO ("pEvent" ::: Ptr Event))
-> ((("pEvent" ::: Ptr Event) -> IO Event) -> IO Event)
-> ContT Event IO ("pEvent" ::: Ptr Event)
forall a b. (a -> b) -> a -> b
$ IO ("pEvent" ::: Ptr Event)
-> (("pEvent" ::: Ptr Event) -> IO ())
-> (("pEvent" ::: Ptr Event) -> IO Event)
-> IO Event
forall a b c. IO a -> (a -> IO b) -> (a -> IO c) -> IO c
bracket (Int -> IO ("pEvent" ::: Ptr Event)
forall a. Int -> IO (Ptr a)
callocBytes @Event 8) ("pEvent" ::: Ptr Event) -> IO ()
forall a. Ptr a -> IO ()
free
  Result
r <- IO Result -> ContT Event IO Result
forall (t :: (* -> *) -> * -> *) (m :: * -> *) a.
(MonadTrans t, Monad m) =>
m a -> t m a
lift (IO Result -> ContT Event IO Result)
-> IO Result -> ContT Event IO Result
forall a b. (a -> b) -> a -> b
$ String -> IO Result -> IO Result
forall a. String -> IO a -> IO a
traceAroundEvent "vkCreateEvent" (Ptr Device_T
-> ("pCreateInfo" ::: Ptr EventCreateInfo)
-> ("pAllocator" ::: Ptr AllocationCallbacks)
-> ("pEvent" ::: Ptr Event)
-> IO Result
vkCreateEvent' (Device -> Ptr Device_T
deviceHandle (Device
device)) "pCreateInfo" ::: Ptr EventCreateInfo
pCreateInfo "pAllocator" ::: Ptr AllocationCallbacks
pAllocator ("pEvent" ::: Ptr Event
pPEvent))
  IO () -> ContT Event IO ()
forall (t :: (* -> *) -> * -> *) (m :: * -> *) a.
(MonadTrans t, Monad m) =>
m a -> t m a
lift (IO () -> ContT Event IO ()) -> IO () -> ContT Event IO ()
forall a b. (a -> b) -> a -> b
$ Bool -> IO () -> IO ()
forall (f :: * -> *). Applicative f => Bool -> f () -> f ()
when (Result
r Result -> Result -> Bool
forall a. Ord a => a -> a -> Bool
< Result
SUCCESS) (VulkanException -> IO ()
forall e a. Exception e => e -> IO a
throwIO (Result -> VulkanException
VulkanException Result
r))
  Event
pEvent <- IO Event -> ContT Event IO Event
forall (t :: (* -> *) -> * -> *) (m :: * -> *) a.
(MonadTrans t, Monad m) =>
m a -> t m a
lift (IO Event -> ContT Event IO Event)
-> IO Event -> ContT Event IO Event
forall a b. (a -> b) -> a -> b
$ ("pEvent" ::: Ptr Event) -> IO Event
forall a. Storable a => Ptr a -> IO a
peek @Event "pEvent" ::: Ptr Event
pPEvent
  Event -> ContT Event IO Event
forall (f :: * -> *) a. Applicative f => a -> f a
pure (Event -> ContT Event IO Event) -> Event -> ContT Event IO Event
forall a b. (a -> b) -> a -> b
$ (Event
pEvent)

-- | A convenience wrapper to make a compatible pair of calls to
-- 'createEvent' and 'destroyEvent'
--
-- To ensure that 'destroyEvent' is always called: pass
-- 'Control.Exception.bracket' (or the allocate function from your
-- favourite resource management library) as the last argument.
-- To just extract the pair pass '(,)' as the last argument.
--
withEvent :: forall io r . MonadIO io => Device -> EventCreateInfo -> Maybe AllocationCallbacks -> (io Event -> (Event -> io ()) -> r) -> r
withEvent :: Device
-> EventCreateInfo
-> ("allocator" ::: Maybe AllocationCallbacks)
-> (io Event -> (Event -> io ()) -> r)
-> r
withEvent device :: Device
device pCreateInfo :: EventCreateInfo
pCreateInfo pAllocator :: "allocator" ::: Maybe AllocationCallbacks
pAllocator b :: io Event -> (Event -> io ()) -> r
b =
  io Event -> (Event -> io ()) -> r
b (Device
-> EventCreateInfo
-> ("allocator" ::: Maybe AllocationCallbacks)
-> io Event
forall (io :: * -> *).
MonadIO io =>
Device
-> EventCreateInfo
-> ("allocator" ::: Maybe AllocationCallbacks)
-> io Event
createEvent Device
device EventCreateInfo
pCreateInfo "allocator" ::: Maybe AllocationCallbacks
pAllocator)
    (\(Event
o0) -> Device
-> Event -> ("allocator" ::: Maybe AllocationCallbacks) -> io ()
forall (io :: * -> *).
MonadIO io =>
Device
-> Event -> ("allocator" ::: Maybe AllocationCallbacks) -> io ()
destroyEvent Device
device Event
o0 "allocator" ::: Maybe AllocationCallbacks
pAllocator)


foreign import ccall
#if !defined(SAFE_FOREIGN_CALLS)
  unsafe
#endif
  "dynamic" mkVkDestroyEvent
  :: FunPtr (Ptr Device_T -> Event -> Ptr AllocationCallbacks -> IO ()) -> Ptr Device_T -> Event -> Ptr AllocationCallbacks -> IO ()

-- | vkDestroyEvent - Destroy an event object
--
-- == Valid Usage
--
-- -   #VUID-vkDestroyEvent-event-01145# All submitted commands that refer
--     to @event@ /must/ have completed execution
--
-- -   #VUID-vkDestroyEvent-event-01146# If
--     'Vulkan.Core10.AllocationCallbacks.AllocationCallbacks' were
--     provided when @event@ was created, a compatible set of callbacks
--     /must/ be provided here
--
-- -   #VUID-vkDestroyEvent-event-01147# If no
--     'Vulkan.Core10.AllocationCallbacks.AllocationCallbacks' were
--     provided when @event@ was created, @pAllocator@ /must/ be @NULL@
--
-- == Valid Usage (Implicit)
--
-- -   #VUID-vkDestroyEvent-device-parameter# @device@ /must/ be a valid
--     'Vulkan.Core10.Handles.Device' handle
--
-- -   #VUID-vkDestroyEvent-event-parameter# If @event@ is not
--     'Vulkan.Core10.APIConstants.NULL_HANDLE', @event@ /must/ be a valid
--     'Vulkan.Core10.Handles.Event' handle
--
-- -   #VUID-vkDestroyEvent-pAllocator-parameter# If @pAllocator@ is not
--     @NULL@, @pAllocator@ /must/ be a valid pointer to a valid
--     'Vulkan.Core10.AllocationCallbacks.AllocationCallbacks' structure
--
-- -   #VUID-vkDestroyEvent-event-parent# If @event@ is a valid handle, it
--     /must/ have been created, allocated, or retrieved from @device@
--
-- == Host Synchronization
--
-- -   Host access to @event@ /must/ be externally synchronized
--
-- = See Also
--
-- 'Vulkan.Core10.AllocationCallbacks.AllocationCallbacks',
-- 'Vulkan.Core10.Handles.Device', 'Vulkan.Core10.Handles.Event'
destroyEvent :: forall io
              . (MonadIO io)
             => -- | @device@ is the logical device that destroys the event.
                Device
             -> -- | @event@ is the handle of the event to destroy.
                Event
             -> -- | @pAllocator@ controls host memory allocation as described in the
                -- <https://www.khronos.org/registry/vulkan/specs/1.2-extensions/html/vkspec.html#memory-allocation Memory Allocation>
                -- chapter.
                ("allocator" ::: Maybe AllocationCallbacks)
             -> io ()
destroyEvent :: Device
-> Event -> ("allocator" ::: Maybe AllocationCallbacks) -> io ()
destroyEvent device :: Device
device event :: Event
event allocator :: "allocator" ::: Maybe AllocationCallbacks
allocator = IO () -> io ()
forall (m :: * -> *) a. MonadIO m => IO a -> m a
liftIO (IO () -> io ())
-> (ContT () IO () -> IO ()) -> ContT () IO () -> io ()
forall b c a. (b -> c) -> (a -> b) -> a -> c
. ContT () IO () -> IO ()
forall (m :: * -> *) r. Monad m => ContT r m r -> m r
evalContT (ContT () IO () -> io ()) -> ContT () IO () -> io ()
forall a b. (a -> b) -> a -> b
$ do
  let vkDestroyEventPtr :: FunPtr
  (Ptr Device_T
   -> Event -> ("pAllocator" ::: Ptr AllocationCallbacks) -> IO ())
vkDestroyEventPtr = DeviceCmds
-> FunPtr
     (Ptr Device_T
      -> Event -> ("pAllocator" ::: Ptr AllocationCallbacks) -> IO ())
pVkDestroyEvent (Device -> DeviceCmds
deviceCmds (Device
device :: Device))
  IO () -> ContT () IO ()
forall (t :: (* -> *) -> * -> *) (m :: * -> *) a.
(MonadTrans t, Monad m) =>
m a -> t m a
lift (IO () -> ContT () IO ()) -> IO () -> ContT () IO ()
forall a b. (a -> b) -> a -> b
$ Bool -> IO () -> IO ()
forall (f :: * -> *). Applicative f => Bool -> f () -> f ()
unless (FunPtr
  (Ptr Device_T
   -> Event -> ("pAllocator" ::: Ptr AllocationCallbacks) -> IO ())
vkDestroyEventPtr FunPtr
  (Ptr Device_T
   -> Event -> ("pAllocator" ::: Ptr AllocationCallbacks) -> IO ())
-> FunPtr
     (Ptr Device_T
      -> Event -> ("pAllocator" ::: Ptr AllocationCallbacks) -> IO ())
-> Bool
forall a. Eq a => a -> a -> Bool
/= FunPtr
  (Ptr Device_T
   -> Event -> ("pAllocator" ::: Ptr AllocationCallbacks) -> IO ())
forall a. FunPtr a
nullFunPtr) (IO () -> IO ()) -> IO () -> IO ()
forall a b. (a -> b) -> a -> b
$
    IOException -> IO ()
forall e a. Exception e => e -> IO a
throwIO (IOException -> IO ()) -> IOException -> IO ()
forall a b. (a -> b) -> a -> b
$ Maybe Handle
-> IOErrorType
-> String
-> String
-> Maybe CInt
-> Maybe String
-> IOException
IOError Maybe Handle
forall a. Maybe a
Nothing IOErrorType
InvalidArgument "" "The function pointer for vkDestroyEvent is null" Maybe CInt
forall a. Maybe a
Nothing Maybe String
forall a. Maybe a
Nothing
  let vkDestroyEvent' :: Ptr Device_T
-> Event -> ("pAllocator" ::: Ptr AllocationCallbacks) -> IO ()
vkDestroyEvent' = FunPtr
  (Ptr Device_T
   -> Event -> ("pAllocator" ::: Ptr AllocationCallbacks) -> IO ())
-> Ptr Device_T
-> Event
-> ("pAllocator" ::: Ptr AllocationCallbacks)
-> IO ()
mkVkDestroyEvent FunPtr
  (Ptr Device_T
   -> Event -> ("pAllocator" ::: Ptr AllocationCallbacks) -> IO ())
vkDestroyEventPtr
  "pAllocator" ::: Ptr AllocationCallbacks
pAllocator <- case ("allocator" ::: Maybe AllocationCallbacks
allocator) of
    Nothing -> ("pAllocator" ::: Ptr AllocationCallbacks)
-> ContT () IO ("pAllocator" ::: Ptr AllocationCallbacks)
forall (f :: * -> *) a. Applicative f => a -> f a
pure "pAllocator" ::: Ptr AllocationCallbacks
forall a. Ptr a
nullPtr
    Just j :: AllocationCallbacks
j -> ((("pAllocator" ::: Ptr AllocationCallbacks) -> IO ()) -> IO ())
-> ContT () IO ("pAllocator" ::: Ptr AllocationCallbacks)
forall k (r :: k) (m :: k -> *) a.
((a -> m r) -> m r) -> ContT r m a
ContT (((("pAllocator" ::: Ptr AllocationCallbacks) -> IO ()) -> IO ())
 -> ContT () IO ("pAllocator" ::: Ptr AllocationCallbacks))
-> ((("pAllocator" ::: Ptr AllocationCallbacks) -> IO ()) -> IO ())
-> ContT () IO ("pAllocator" ::: Ptr AllocationCallbacks)
forall a b. (a -> b) -> a -> b
$ AllocationCallbacks
-> (("pAllocator" ::: Ptr AllocationCallbacks) -> IO ()) -> IO ()
forall a b. ToCStruct a => a -> (Ptr a -> IO b) -> IO b
withCStruct (AllocationCallbacks
j)
  IO () -> ContT () IO ()
forall (t :: (* -> *) -> * -> *) (m :: * -> *) a.
(MonadTrans t, Monad m) =>
m a -> t m a
lift (IO () -> ContT () IO ()) -> IO () -> ContT () IO ()
forall a b. (a -> b) -> a -> b
$ String -> IO () -> IO ()
forall a. String -> IO a -> IO a
traceAroundEvent "vkDestroyEvent" (Ptr Device_T
-> Event -> ("pAllocator" ::: Ptr AllocationCallbacks) -> IO ()
vkDestroyEvent' (Device -> Ptr Device_T
deviceHandle (Device
device)) (Event
event) "pAllocator" ::: Ptr AllocationCallbacks
pAllocator)
  () -> ContT () IO ()
forall (f :: * -> *) a. Applicative f => a -> f a
pure (() -> ContT () IO ()) -> () -> ContT () IO ()
forall a b. (a -> b) -> a -> b
$ ()


foreign import ccall
#if !defined(SAFE_FOREIGN_CALLS)
  unsafe
#endif
  "dynamic" mkVkGetEventStatus
  :: FunPtr (Ptr Device_T -> Event -> IO Result) -> Ptr Device_T -> Event -> IO Result

-- | vkGetEventStatus - Retrieve the status of an event object
--
-- = Description
--
-- Upon success, 'getEventStatus' returns the state of the event object
-- with the following return codes:
--
-- +------------------------------------------+-----------------------------------+
-- | Status                                   | Meaning                           |
-- +==========================================+===================================+
-- | 'Vulkan.Core10.Enums.Result.EVENT_SET'   | The event specified by @event@ is |
-- |                                          | signaled.                         |
-- +------------------------------------------+-----------------------------------+
-- | 'Vulkan.Core10.Enums.Result.EVENT_RESET' | The event specified by @event@ is |
-- |                                          | unsignaled.                       |
-- +------------------------------------------+-----------------------------------+
--
-- Event Object Status Codes
--
-- If a 'Vulkan.Core10.CommandBufferBuilding.cmdSetEvent' or
-- 'Vulkan.Core10.CommandBufferBuilding.cmdResetEvent' command is in a
-- command buffer that is in the
-- <https://www.khronos.org/registry/vulkan/specs/1.2-extensions/html/vkspec.html#commandbuffers-lifecycle pending state>,
-- then the value returned by this command /may/ immediately be out of
-- date.
--
-- The state of an event /can/ be updated by the host. The state of the
-- event is immediately changed, and subsequent calls to 'getEventStatus'
-- will return the new state. If an event is already in the requested
-- state, then updating it to the same state has no effect.
--
-- == Return Codes
--
-- [<https://www.khronos.org/registry/vulkan/specs/1.2-extensions/html/vkspec.html#fundamentals-successcodes Success>]
--
--     -   'Vulkan.Core10.Enums.Result.EVENT_SET'
--
--     -   'Vulkan.Core10.Enums.Result.EVENT_RESET'
--
-- [<https://www.khronos.org/registry/vulkan/specs/1.2-extensions/html/vkspec.html#fundamentals-errorcodes Failure>]
--
--     -   'Vulkan.Core10.Enums.Result.ERROR_OUT_OF_HOST_MEMORY'
--
--     -   'Vulkan.Core10.Enums.Result.ERROR_OUT_OF_DEVICE_MEMORY'
--
--     -   'Vulkan.Core10.Enums.Result.ERROR_DEVICE_LOST'
--
-- = See Also
--
-- 'Vulkan.Core10.Handles.Device', 'Vulkan.Core10.Handles.Event'
getEventStatus :: forall io
                . (MonadIO io)
               => -- | @device@ is the logical device that owns the event.
                  --
                  -- #VUID-vkGetEventStatus-device-parameter# @device@ /must/ be a valid
                  -- 'Vulkan.Core10.Handles.Device' handle
                  Device
               -> -- | @event@ is the handle of the event to query.
                  --
                  -- #VUID-vkGetEventStatus-event-parameter# @event@ /must/ be a valid
                  -- 'Vulkan.Core10.Handles.Event' handle
                  --
                  -- #VUID-vkGetEventStatus-event-parent# @event@ /must/ have been created,
                  -- allocated, or retrieved from @device@
                  Event
               -> io (Result)
getEventStatus :: Device -> Event -> io Result
getEventStatus device :: Device
device event :: Event
event = IO Result -> io Result
forall (m :: * -> *) a. MonadIO m => IO a -> m a
liftIO (IO Result -> io Result) -> IO Result -> io Result
forall a b. (a -> b) -> a -> b
$ do
  let vkGetEventStatusPtr :: FunPtr (Ptr Device_T -> Event -> IO Result)
vkGetEventStatusPtr = DeviceCmds -> FunPtr (Ptr Device_T -> Event -> IO Result)
pVkGetEventStatus (Device -> DeviceCmds
deviceCmds (Device
device :: Device))
  Bool -> IO () -> IO ()
forall (f :: * -> *). Applicative f => Bool -> f () -> f ()
unless (FunPtr (Ptr Device_T -> Event -> IO Result)
vkGetEventStatusPtr FunPtr (Ptr Device_T -> Event -> IO Result)
-> FunPtr (Ptr Device_T -> Event -> IO Result) -> Bool
forall a. Eq a => a -> a -> Bool
/= FunPtr (Ptr Device_T -> Event -> IO Result)
forall a. FunPtr a
nullFunPtr) (IO () -> IO ()) -> IO () -> IO ()
forall a b. (a -> b) -> a -> b
$
    IOException -> IO ()
forall e a. Exception e => e -> IO a
throwIO (IOException -> IO ()) -> IOException -> IO ()
forall a b. (a -> b) -> a -> b
$ Maybe Handle
-> IOErrorType
-> String
-> String
-> Maybe CInt
-> Maybe String
-> IOException
IOError Maybe Handle
forall a. Maybe a
Nothing IOErrorType
InvalidArgument "" "The function pointer for vkGetEventStatus is null" Maybe CInt
forall a. Maybe a
Nothing Maybe String
forall a. Maybe a
Nothing
  let vkGetEventStatus' :: Ptr Device_T -> Event -> IO Result
vkGetEventStatus' = FunPtr (Ptr Device_T -> Event -> IO Result)
-> Ptr Device_T -> Event -> IO Result
mkVkGetEventStatus FunPtr (Ptr Device_T -> Event -> IO Result)
vkGetEventStatusPtr
  Result
r <- String -> IO Result -> IO Result
forall a. String -> IO a -> IO a
traceAroundEvent "vkGetEventStatus" (Ptr Device_T -> Event -> IO Result
vkGetEventStatus' (Device -> Ptr Device_T
deviceHandle (Device
device)) (Event
event))
  Bool -> IO () -> IO ()
forall (f :: * -> *). Applicative f => Bool -> f () -> f ()
when (Result
r Result -> Result -> Bool
forall a. Ord a => a -> a -> Bool
< Result
SUCCESS) (VulkanException -> IO ()
forall e a. Exception e => e -> IO a
throwIO (Result -> VulkanException
VulkanException Result
r))
  Result -> IO Result
forall (f :: * -> *) a. Applicative f => a -> f a
pure (Result -> IO Result) -> Result -> IO Result
forall a b. (a -> b) -> a -> b
$ (Result
r)


foreign import ccall
#if !defined(SAFE_FOREIGN_CALLS)
  unsafe
#endif
  "dynamic" mkVkSetEvent
  :: FunPtr (Ptr Device_T -> Event -> IO Result) -> Ptr Device_T -> Event -> IO Result

-- | vkSetEvent - Set an event to signaled state
--
-- = Description
--
-- When 'setEvent' is executed on the host, it defines an /event signal
-- operation/ which sets the event to the signaled state.
--
-- If @event@ is already in the signaled state when 'setEvent' is executed,
-- then 'setEvent' has no effect, and no event signal operation occurs.
--
-- == Valid Usage (Implicit)
--
-- -   #VUID-vkSetEvent-device-parameter# @device@ /must/ be a valid
--     'Vulkan.Core10.Handles.Device' handle
--
-- -   #VUID-vkSetEvent-event-parameter# @event@ /must/ be a valid
--     'Vulkan.Core10.Handles.Event' handle
--
-- -   #VUID-vkSetEvent-event-parent# @event@ /must/ have been created,
--     allocated, or retrieved from @device@
--
-- == Host Synchronization
--
-- -   Host access to @event@ /must/ be externally synchronized
--
-- == Return Codes
--
-- [<https://www.khronos.org/registry/vulkan/specs/1.2-extensions/html/vkspec.html#fundamentals-successcodes Success>]
--
--     -   'Vulkan.Core10.Enums.Result.SUCCESS'
--
-- [<https://www.khronos.org/registry/vulkan/specs/1.2-extensions/html/vkspec.html#fundamentals-errorcodes Failure>]
--
--     -   'Vulkan.Core10.Enums.Result.ERROR_OUT_OF_HOST_MEMORY'
--
--     -   'Vulkan.Core10.Enums.Result.ERROR_OUT_OF_DEVICE_MEMORY'
--
-- = See Also
--
-- 'Vulkan.Core10.Handles.Device', 'Vulkan.Core10.Handles.Event'
setEvent :: forall io
          . (MonadIO io)
         => -- | @device@ is the logical device that owns the event.
            Device
         -> -- | @event@ is the event to set.
            Event
         -> io ()
setEvent :: Device -> Event -> io ()
setEvent device :: Device
device event :: Event
event = IO () -> io ()
forall (m :: * -> *) a. MonadIO m => IO a -> m a
liftIO (IO () -> io ()) -> IO () -> io ()
forall a b. (a -> b) -> a -> b
$ do
  let vkSetEventPtr :: FunPtr (Ptr Device_T -> Event -> IO Result)
vkSetEventPtr = DeviceCmds -> FunPtr (Ptr Device_T -> Event -> IO Result)
pVkSetEvent (Device -> DeviceCmds
deviceCmds (Device
device :: Device))
  Bool -> IO () -> IO ()
forall (f :: * -> *). Applicative f => Bool -> f () -> f ()
unless (FunPtr (Ptr Device_T -> Event -> IO Result)
vkSetEventPtr FunPtr (Ptr Device_T -> Event -> IO Result)
-> FunPtr (Ptr Device_T -> Event -> IO Result) -> Bool
forall a. Eq a => a -> a -> Bool
/= FunPtr (Ptr Device_T -> Event -> IO Result)
forall a. FunPtr a
nullFunPtr) (IO () -> IO ()) -> IO () -> IO ()
forall a b. (a -> b) -> a -> b
$
    IOException -> IO ()
forall e a. Exception e => e -> IO a
throwIO (IOException -> IO ()) -> IOException -> IO ()
forall a b. (a -> b) -> a -> b
$ Maybe Handle
-> IOErrorType
-> String
-> String
-> Maybe CInt
-> Maybe String
-> IOException
IOError Maybe Handle
forall a. Maybe a
Nothing IOErrorType
InvalidArgument "" "The function pointer for vkSetEvent is null" Maybe CInt
forall a. Maybe a
Nothing Maybe String
forall a. Maybe a
Nothing
  let vkSetEvent' :: Ptr Device_T -> Event -> IO Result
vkSetEvent' = FunPtr (Ptr Device_T -> Event -> IO Result)
-> Ptr Device_T -> Event -> IO Result
mkVkSetEvent FunPtr (Ptr Device_T -> Event -> IO Result)
vkSetEventPtr
  Result
r <- String -> IO Result -> IO Result
forall a. String -> IO a -> IO a
traceAroundEvent "vkSetEvent" (Ptr Device_T -> Event -> IO Result
vkSetEvent' (Device -> Ptr Device_T
deviceHandle (Device
device)) (Event
event))
  Bool -> IO () -> IO ()
forall (f :: * -> *). Applicative f => Bool -> f () -> f ()
when (Result
r Result -> Result -> Bool
forall a. Ord a => a -> a -> Bool
< Result
SUCCESS) (VulkanException -> IO ()
forall e a. Exception e => e -> IO a
throwIO (Result -> VulkanException
VulkanException Result
r))


foreign import ccall
#if !defined(SAFE_FOREIGN_CALLS)
  unsafe
#endif
  "dynamic" mkVkResetEvent
  :: FunPtr (Ptr Device_T -> Event -> IO Result) -> Ptr Device_T -> Event -> IO Result

-- | vkResetEvent - Reset an event to non-signaled state
--
-- = Description
--
-- When 'resetEvent' is executed on the host, it defines an /event unsignal
-- operation/ which resets the event to the unsignaled state.
--
-- If @event@ is already in the unsignaled state when 'resetEvent' is
-- executed, then 'resetEvent' has no effect, and no event unsignal
-- operation occurs.
--
-- == Valid Usage
--
-- -   #VUID-vkResetEvent-event-01148# @event@ /must/ not be waited on by a
--     'Vulkan.Core10.CommandBufferBuilding.cmdWaitEvents' command that is
--     currently executing
--
-- == Valid Usage (Implicit)
--
-- -   #VUID-vkResetEvent-device-parameter# @device@ /must/ be a valid
--     'Vulkan.Core10.Handles.Device' handle
--
-- -   #VUID-vkResetEvent-event-parameter# @event@ /must/ be a valid
--     'Vulkan.Core10.Handles.Event' handle
--
-- -   #VUID-vkResetEvent-event-parent# @event@ /must/ have been created,
--     allocated, or retrieved from @device@
--
-- == Host Synchronization
--
-- -   Host access to @event@ /must/ be externally synchronized
--
-- == Return Codes
--
-- [<https://www.khronos.org/registry/vulkan/specs/1.2-extensions/html/vkspec.html#fundamentals-successcodes Success>]
--
--     -   'Vulkan.Core10.Enums.Result.SUCCESS'
--
-- [<https://www.khronos.org/registry/vulkan/specs/1.2-extensions/html/vkspec.html#fundamentals-errorcodes Failure>]
--
--     -   'Vulkan.Core10.Enums.Result.ERROR_OUT_OF_DEVICE_MEMORY'
--
-- = See Also
--
-- 'Vulkan.Core10.Handles.Device', 'Vulkan.Core10.Handles.Event'
resetEvent :: forall io
            . (MonadIO io)
           => -- | @device@ is the logical device that owns the event.
              Device
           -> -- | @event@ is the event to reset.
              Event
           -> io ()
resetEvent :: Device -> Event -> io ()
resetEvent device :: Device
device event :: Event
event = IO () -> io ()
forall (m :: * -> *) a. MonadIO m => IO a -> m a
liftIO (IO () -> io ()) -> IO () -> io ()
forall a b. (a -> b) -> a -> b
$ do
  let vkResetEventPtr :: FunPtr (Ptr Device_T -> Event -> IO Result)
vkResetEventPtr = DeviceCmds -> FunPtr (Ptr Device_T -> Event -> IO Result)
pVkResetEvent (Device -> DeviceCmds
deviceCmds (Device
device :: Device))
  Bool -> IO () -> IO ()
forall (f :: * -> *). Applicative f => Bool -> f () -> f ()
unless (FunPtr (Ptr Device_T -> Event -> IO Result)
vkResetEventPtr FunPtr (Ptr Device_T -> Event -> IO Result)
-> FunPtr (Ptr Device_T -> Event -> IO Result) -> Bool
forall a. Eq a => a -> a -> Bool
/= FunPtr (Ptr Device_T -> Event -> IO Result)
forall a. FunPtr a
nullFunPtr) (IO () -> IO ()) -> IO () -> IO ()
forall a b. (a -> b) -> a -> b
$
    IOException -> IO ()
forall e a. Exception e => e -> IO a
throwIO (IOException -> IO ()) -> IOException -> IO ()
forall a b. (a -> b) -> a -> b
$ Maybe Handle
-> IOErrorType
-> String
-> String
-> Maybe CInt
-> Maybe String
-> IOException
IOError Maybe Handle
forall a. Maybe a
Nothing IOErrorType
InvalidArgument "" "The function pointer for vkResetEvent is null" Maybe CInt
forall a. Maybe a
Nothing Maybe String
forall a. Maybe a
Nothing
  let vkResetEvent' :: Ptr Device_T -> Event -> IO Result
vkResetEvent' = FunPtr (Ptr Device_T -> Event -> IO Result)
-> Ptr Device_T -> Event -> IO Result
mkVkResetEvent FunPtr (Ptr Device_T -> Event -> IO Result)
vkResetEventPtr
  Result
r <- String -> IO Result -> IO Result
forall a. String -> IO a -> IO a
traceAroundEvent "vkResetEvent" (Ptr Device_T -> Event -> IO Result
vkResetEvent' (Device -> Ptr Device_T
deviceHandle (Device
device)) (Event
event))
  Bool -> IO () -> IO ()
forall (f :: * -> *). Applicative f => Bool -> f () -> f ()
when (Result
r Result -> Result -> Bool
forall a. Ord a => a -> a -> Bool
< Result
SUCCESS) (VulkanException -> IO ()
forall e a. Exception e => e -> IO a
throwIO (Result -> VulkanException
VulkanException Result
r))


-- | VkEventCreateInfo - Structure specifying parameters of a newly created
-- event
--
-- == Valid Usage (Implicit)
--
-- = See Also
--
-- 'Vulkan.Core10.Enums.EventCreateFlags.EventCreateFlags',
-- 'Vulkan.Core10.Enums.StructureType.StructureType', 'createEvent'
data EventCreateInfo = EventCreateInfo
  { -- | @flags@ is reserved for future use.
    --
    -- #VUID-VkEventCreateInfo-flags-zerobitmask# @flags@ /must/ be @0@
    EventCreateInfo -> EventCreateFlags
flags :: EventCreateFlags }
  deriving (Typeable, EventCreateInfo -> EventCreateInfo -> Bool
(EventCreateInfo -> EventCreateInfo -> Bool)
-> (EventCreateInfo -> EventCreateInfo -> Bool)
-> Eq EventCreateInfo
forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a
/= :: EventCreateInfo -> EventCreateInfo -> Bool
$c/= :: EventCreateInfo -> EventCreateInfo -> Bool
== :: EventCreateInfo -> EventCreateInfo -> Bool
$c== :: EventCreateInfo -> EventCreateInfo -> Bool
Eq)
#if defined(GENERIC_INSTANCES)
deriving instance Generic (EventCreateInfo)
#endif
deriving instance Show EventCreateInfo

instance ToCStruct EventCreateInfo where
  withCStruct :: EventCreateInfo
-> (("pCreateInfo" ::: Ptr EventCreateInfo) -> IO b) -> IO b
withCStruct x :: EventCreateInfo
x f :: ("pCreateInfo" ::: Ptr EventCreateInfo) -> IO b
f = Int
-> Int -> (("pCreateInfo" ::: Ptr EventCreateInfo) -> IO b) -> IO b
forall a b. Int -> Int -> (Ptr a -> IO b) -> IO b
allocaBytesAligned 24 8 ((("pCreateInfo" ::: Ptr EventCreateInfo) -> IO b) -> IO b)
-> (("pCreateInfo" ::: Ptr EventCreateInfo) -> IO b) -> IO b
forall a b. (a -> b) -> a -> b
$ \p :: "pCreateInfo" ::: Ptr EventCreateInfo
p -> ("pCreateInfo" ::: Ptr EventCreateInfo)
-> EventCreateInfo -> IO b -> IO b
forall a b. ToCStruct a => Ptr a -> a -> IO b -> IO b
pokeCStruct "pCreateInfo" ::: Ptr EventCreateInfo
p EventCreateInfo
x (("pCreateInfo" ::: Ptr EventCreateInfo) -> IO b
f "pCreateInfo" ::: Ptr EventCreateInfo
p)
  pokeCStruct :: ("pCreateInfo" ::: Ptr EventCreateInfo)
-> EventCreateInfo -> IO b -> IO b
pokeCStruct p :: "pCreateInfo" ::: Ptr EventCreateInfo
p EventCreateInfo{..} f :: IO b
f = do
    Ptr StructureType -> StructureType -> IO ()
forall a. Storable a => Ptr a -> a -> IO ()
poke (("pCreateInfo" ::: Ptr EventCreateInfo
p ("pCreateInfo" ::: Ptr EventCreateInfo) -> Int -> Ptr StructureType
forall a b. Ptr a -> Int -> Ptr b
`plusPtr` 0 :: Ptr StructureType)) (StructureType
STRUCTURE_TYPE_EVENT_CREATE_INFO)
    Ptr (Ptr ()) -> Ptr () -> IO ()
forall a. Storable a => Ptr a -> a -> IO ()
poke (("pCreateInfo" ::: Ptr EventCreateInfo
p ("pCreateInfo" ::: Ptr EventCreateInfo) -> Int -> Ptr (Ptr ())
forall a b. Ptr a -> Int -> Ptr b
`plusPtr` 8 :: Ptr (Ptr ()))) (Ptr ()
forall a. Ptr a
nullPtr)
    Ptr EventCreateFlags -> EventCreateFlags -> IO ()
forall a. Storable a => Ptr a -> a -> IO ()
poke (("pCreateInfo" ::: Ptr EventCreateInfo
p ("pCreateInfo" ::: Ptr EventCreateInfo)
-> Int -> Ptr EventCreateFlags
forall a b. Ptr a -> Int -> Ptr b
`plusPtr` 16 :: Ptr EventCreateFlags)) (EventCreateFlags
flags)
    IO b
f
  cStructSize :: Int
cStructSize = 24
  cStructAlignment :: Int
cStructAlignment = 8
  pokeZeroCStruct :: ("pCreateInfo" ::: Ptr EventCreateInfo) -> IO b -> IO b
pokeZeroCStruct p :: "pCreateInfo" ::: Ptr EventCreateInfo
p f :: IO b
f = do
    Ptr StructureType -> StructureType -> IO ()
forall a. Storable a => Ptr a -> a -> IO ()
poke (("pCreateInfo" ::: Ptr EventCreateInfo
p ("pCreateInfo" ::: Ptr EventCreateInfo) -> Int -> Ptr StructureType
forall a b. Ptr a -> Int -> Ptr b
`plusPtr` 0 :: Ptr StructureType)) (StructureType
STRUCTURE_TYPE_EVENT_CREATE_INFO)
    Ptr (Ptr ()) -> Ptr () -> IO ()
forall a. Storable a => Ptr a -> a -> IO ()
poke (("pCreateInfo" ::: Ptr EventCreateInfo
p ("pCreateInfo" ::: Ptr EventCreateInfo) -> Int -> Ptr (Ptr ())
forall a b. Ptr a -> Int -> Ptr b
`plusPtr` 8 :: Ptr (Ptr ()))) (Ptr ()
forall a. Ptr a
nullPtr)
    IO b
f

instance FromCStruct EventCreateInfo where
  peekCStruct :: ("pCreateInfo" ::: Ptr EventCreateInfo) -> IO EventCreateInfo
peekCStruct p :: "pCreateInfo" ::: Ptr EventCreateInfo
p = do
    EventCreateFlags
flags <- Ptr EventCreateFlags -> IO EventCreateFlags
forall a. Storable a => Ptr a -> IO a
peek @EventCreateFlags (("pCreateInfo" ::: Ptr EventCreateInfo
p ("pCreateInfo" ::: Ptr EventCreateInfo)
-> Int -> Ptr EventCreateFlags
forall a b. Ptr a -> Int -> Ptr b
`plusPtr` 16 :: Ptr EventCreateFlags))
    EventCreateInfo -> IO EventCreateInfo
forall (f :: * -> *) a. Applicative f => a -> f a
pure (EventCreateInfo -> IO EventCreateInfo)
-> EventCreateInfo -> IO EventCreateInfo
forall a b. (a -> b) -> a -> b
$ EventCreateFlags -> EventCreateInfo
EventCreateInfo
             EventCreateFlags
flags

instance Storable EventCreateInfo where
  sizeOf :: EventCreateInfo -> Int
sizeOf ~EventCreateInfo
_ = 24
  alignment :: EventCreateInfo -> Int
alignment ~EventCreateInfo
_ = 8
  peek :: ("pCreateInfo" ::: Ptr EventCreateInfo) -> IO EventCreateInfo
peek = ("pCreateInfo" ::: Ptr EventCreateInfo) -> IO EventCreateInfo
forall a. FromCStruct a => Ptr a -> IO a
peekCStruct
  poke :: ("pCreateInfo" ::: Ptr EventCreateInfo) -> EventCreateInfo -> IO ()
poke ptr :: "pCreateInfo" ::: Ptr EventCreateInfo
ptr poked :: EventCreateInfo
poked = ("pCreateInfo" ::: Ptr EventCreateInfo)
-> EventCreateInfo -> IO () -> IO ()
forall a b. ToCStruct a => Ptr a -> a -> IO b -> IO b
pokeCStruct "pCreateInfo" ::: Ptr EventCreateInfo
ptr EventCreateInfo
poked (() -> IO ()
forall (f :: * -> *) a. Applicative f => a -> f a
pure ())

instance Zero EventCreateInfo where
  zero :: EventCreateInfo
zero = EventCreateFlags -> EventCreateInfo
EventCreateInfo
           EventCreateFlags
forall a. Zero a => a
zero