content: {-# OPTIONS_GHC -fno-warn-orphans#-}
  {-# OPTIONS_HADDOCK not-home#-}
  {-# LANGUAGE CPP                      #-}
  {-# LANGUAGE DataKinds                #-}
  {-# LANGUAGE FlexibleInstances        #-}
  {-# LANGUAGE ForeignFunctionInterface #-}
  {-# LANGUAGE MagicHash                #-}
  {-# LANGUAGE PatternSynonyms          #-}
  {-# LANGUAGE Strict                   #-}
  {-# LANGUAGE TypeFamilies             #-}
  {-# LANGUAGE ViewPatterns             #-}
  module Graphics.Vulkan.Ext.VK_EXT_headless_surface
         (AHardwareBuffer(), ANativeWindow(), CAMetalLayer(), VkBool32(..),
          VkDeviceAddress(..), VkDeviceSize(..), VkFlags(..),
          VkSampleMask(..), VkAndroidSurfaceCreateFlagsKHR(..),
          VkBufferViewCreateFlags(..),
          VkBuildAccelerationStructureFlagsNV(..),
          VkCommandPoolTrimFlags(..), VkCommandPoolTrimFlagsKHR(..),
          VkDebugUtilsMessengerCallbackDataFlagsEXT(..),
          VkDebugUtilsMessengerCreateFlagsEXT(..),
          VkDescriptorBindingFlagsEXT(..), VkDescriptorPoolResetFlags(..),
          VkDescriptorUpdateTemplateCreateFlags(..),
          VkDescriptorUpdateTemplateCreateFlagsKHR(..),
          VkDeviceCreateFlags(..), VkDirectFBSurfaceCreateFlagsEXT(..),
          VkDisplayModeCreateFlagsKHR(..),
          VkDisplaySurfaceCreateFlagsKHR(..), VkEventCreateFlags(..),
          VkExternalFenceFeatureFlagsKHR(..),
          VkExternalFenceHandleTypeFlagsKHR(..),
          VkExternalMemoryFeatureFlagsKHR(..),
          VkExternalMemoryHandleTypeFlagsKHR(..),
          VkExternalSemaphoreFeatureFlagsKHR(..),
          VkExternalSemaphoreHandleTypeFlagsKHR(..),
          VkFenceImportFlagsKHR(..), VkGeometryFlagsNV(..),
          VkGeometryInstanceFlagsNV(..), VkHeadlessSurfaceCreateFlagsEXT(..),
          VkIOSSurfaceCreateFlagsMVK(..),
          VkImagePipeSurfaceCreateFlagsFUCHSIA(..),
          VkInstanceCreateFlags(..), VkMacOSSurfaceCreateFlagsMVK(..),
          VkMemoryAllocateFlagsKHR(..), VkMemoryMapFlags(..),
          VkMetalSurfaceCreateFlagsEXT(..), VkPeerMemoryFeatureFlagsKHR(..),
          VkPipelineColorBlendStateCreateFlags(..),
          VkPipelineCoverageModulationStateCreateFlagsNV(..),
          VkPipelineCoverageReductionStateCreateFlagsNV(..),
          VkPipelineCoverageToColorStateCreateFlagsNV(..),
          VkPipelineDepthStencilStateCreateFlags(..),
          VkPipelineDiscardRectangleStateCreateFlagsEXT(..),
          VkPipelineDynamicStateCreateFlags(..),
          VkPipelineInputAssemblyStateCreateFlags(..),
          VkPipelineLayoutCreateFlags(..),
          VkPipelineMultisampleStateCreateFlags(..),
          VkPipelineRasterizationConservativeStateCreateFlagsEXT(..),
          VkPipelineRasterizationDepthClipStateCreateFlagsEXT(..),
          VkPipelineRasterizationStateCreateFlags(..),
          VkPipelineRasterizationStateStreamCreateFlagsEXT(..),
          VkPipelineTessellationStateCreateFlags(..),
          VkPipelineVertexInputStateCreateFlags(..),
          VkPipelineViewportStateCreateFlags(..),
          VkPipelineViewportSwizzleStateCreateFlagsNV(..),
          VkQueryPoolCreateFlags(..), VkResolveModeFlagsKHR(..),
          VkSemaphoreCreateFlags(..), VkSemaphoreImportFlagsKHR(..),
          VkSemaphoreWaitFlagsKHR(..),
          VkStreamDescriptorSurfaceCreateFlagsGGP(..),
          VkValidationCacheCreateFlagsEXT(..), VkViSurfaceCreateFlagsNN(..),
          VkWaylandSurfaceCreateFlagsKHR(..),
          VkWin32SurfaceCreateFlagsKHR(..), VkXcbSurfaceCreateFlagsKHR(..),
          VkXlibSurfaceCreateFlagsKHR(..), VkHeadlessSurfaceCreateInfoEXT,
          VkStructureType(..), -- > #include "vk_platform.h"
                               VkCreateHeadlessSurfaceEXT,
          pattern VkCreateHeadlessSurfaceEXT, HS_vkCreateHeadlessSurfaceEXT,
          PFN_vkCreateHeadlessSurfaceEXT, module Graphics.Vulkan.Marshal,
          VkInternalAllocationType(..), VkResult(..),
          VkSystemAllocationScope(..), newVkAllocationFunction,
          newVkDebugReportCallbackEXT, newVkDebugUtilsMessengerCallbackEXT,
          newVkFreeFunction, newVkInternalAllocationNotification,
          newVkInternalFreeNotification, newVkReallocationFunction,
          newVkVoidFunction, unwrapVkAllocationFunction,
          unwrapVkDebugReportCallbackEXT,
          unwrapVkDebugUtilsMessengerCallbackEXT, unwrapVkFreeFunction,
          unwrapVkInternalAllocationNotification,
          unwrapVkInternalFreeNotification, unwrapVkReallocationFunction,
          unwrapVkVoidFunction, HS_vkAllocationFunction,
          HS_vkDebugReportCallbackEXT, HS_vkDebugUtilsMessengerCallbackEXT,
          HS_vkFreeFunction, HS_vkInternalAllocationNotification,
          HS_vkInternalFreeNotification, HS_vkReallocationFunction,
          HS_vkVoidFunction, PFN_vkAllocationFunction,
          PFN_vkDebugReportCallbackEXT, PFN_vkDebugUtilsMessengerCallbackEXT,
          PFN_vkFreeFunction, PFN_vkInternalAllocationNotification,
          PFN_vkInternalFreeNotification, PFN_vkReallocationFunction,
          PFN_vkVoidFunction, VkAccelerationStructureKHR,
          VkAccelerationStructureKHR_T(), VkAccelerationStructureNV,
          VkAccelerationStructureNV_T(), VkBuffer, VkBufferView,
          VkBufferView_T(), VkBuffer_T(), VkCommandBuffer,
          VkCommandBuffer_T(), VkCommandPool, VkCommandPool_T(),
          VkDebugReportCallbackEXT, VkDebugReportCallbackEXT_T(),
          VkDebugUtilsMessengerEXT, VkDebugUtilsMessengerEXT_T(),
          VkDeferredOperationKHR, VkDeferredOperationKHR_T(),
          VkDescriptorPool, VkDescriptorPool_T(), VkDescriptorSet,
          VkDescriptorSetLayout, VkDescriptorSetLayout_T(),
          VkDescriptorSet_T(), VkDescriptorUpdateTemplate,
          VkDescriptorUpdateTemplateKHR, VkDescriptorUpdateTemplateKHR_T(),
          VkDescriptorUpdateTemplate_T(), VkDevice, VkDeviceMemory,
          VkDeviceMemory_T(), VkDevice_T(), VkDisplayKHR, VkDisplayKHR_T(),
          VkDisplayModeKHR, VkDisplayModeKHR_T(), VkEvent, VkEvent_T(),
          VkFence, VkFence_T(), VkFramebuffer, VkFramebuffer_T(), VkImage,
          VkImageView, VkImageView_T(), VkImage_T(),
          VkIndirectCommandsLayoutNV, VkIndirectCommandsLayoutNV_T(),
          VkInstance, VkInstance_T(), VkPerformanceConfigurationINTEL,
          VkPerformanceConfigurationINTEL_T(), VkPhysicalDevice,
          VkPhysicalDevice_T(), VkPipeline, VkPipelineCache,
          VkPipelineCache_T(), VkPipelineLayout, VkPipelineLayout_T(),
          VkPipeline_T(), VkPrivateDataSlotEXT, VkPrivateDataSlotEXT_T(),
          VkQueryPool, VkQueryPool_T(), VkQueue, VkQueue_T(), VkRenderPass,
          VkRenderPass_T(), VkSampler, VkSamplerYcbcrConversion,
          VkSamplerYcbcrConversionKHR, VkSamplerYcbcrConversionKHR_T(),
          VkSamplerYcbcrConversion_T(), VkSampler_T(), VkSemaphore,
          VkSemaphore_T(), VkShaderModule, VkShaderModule_T(), VkSurfaceKHR,
          VkSurfaceKHR_T(), VkSwapchainKHR, VkSwapchainKHR_T(),
          VkValidationCacheEXT, VkValidationCacheEXT_T(),
          VkAllocationCallbacks, VK_EXT_HEADLESS_SURFACE_SPEC_VERSION,
          pattern VK_EXT_HEADLESS_SURFACE_SPEC_VERSION,
          VK_EXT_HEADLESS_SURFACE_EXTENSION_NAME,
          pattern VK_EXT_HEADLESS_SURFACE_EXTENSION_NAME,
          pattern VK_STRUCTURE_TYPE_HEADLESS_SURFACE_CREATE_INFO_EXT)
         where
  import GHC.Ptr                                                   (Ptr (..))
  import Graphics.Vulkan.Marshal
  import Graphics.Vulkan.Marshal.Proc                              (VulkanProc (..))
  import Graphics.Vulkan.Types.BaseTypes
  import Graphics.Vulkan.Types.Bitmasks
  import Graphics.Vulkan.Types.Enum.InternalAllocationType
  import Graphics.Vulkan.Types.Enum.Result
  import Graphics.Vulkan.Types.Enum.StructureType
  import Graphics.Vulkan.Types.Enum.SystemAllocationScope
  import Graphics.Vulkan.Types.Funcpointers
  import Graphics.Vulkan.Types.Handles
  import Graphics.Vulkan.Types.Struct.AllocationCallbacks
  import Graphics.Vulkan.Types.Struct.HeadlessSurfaceCreateInfoEXT
  
  pattern VkCreateHeadlessSurfaceEXT :: CString
  
  pattern VkCreateHeadlessSurfaceEXT <-
          (is_VkCreateHeadlessSurfaceEXT -> True)
    where
      VkCreateHeadlessSurfaceEXT = _VkCreateHeadlessSurfaceEXT
  
  {-# INLINE _VkCreateHeadlessSurfaceEXT #-}
  
  _VkCreateHeadlessSurfaceEXT :: CString
  _VkCreateHeadlessSurfaceEXT = Ptr "vkCreateHeadlessSurfaceEXT\NUL"#
  
  {-# INLINE is_VkCreateHeadlessSurfaceEXT #-}
  
  is_VkCreateHeadlessSurfaceEXT :: CString -> Bool
  is_VkCreateHeadlessSurfaceEXT
    = (EQ ==) . cmpCStrings _VkCreateHeadlessSurfaceEXT
  
  type VkCreateHeadlessSurfaceEXT = "vkCreateHeadlessSurfaceEXT"
  
  -- | Success codes: 'VK_SUCCESS'.
  --
  --   Error codes: 'VK_ERROR_OUT_OF_HOST_MEMORY', 'VK_ERROR_OUT_OF_DEVICE_MEMORY'.
  --
  --   > VkResult vkCreateHeadlessSurfaceEXT
  --   >     ( VkInstance instance
  --   >     , const VkHeadlessSurfaceCreateInfoEXT* pCreateInfo
  --   >     , const VkAllocationCallbacks* pAllocator
  --   >     , VkSurfaceKHR* pSurface
  --   >     )
  --
  --   <https://www.khronos.org/registry/vulkan/specs/1.2-extensions/html/vkspec.html#vkCreateHeadlessSurfaceEXT vkCreateHeadlessSurfaceEXT registry at www.khronos.org>
  type HS_vkCreateHeadlessSurfaceEXT =
       VkInstance -- ^ instance
                  ->
         Ptr VkHeadlessSurfaceCreateInfoEXT -- ^ pCreateInfo
                                            ->
           Ptr VkAllocationCallbacks -- ^ pAllocator
                                     -> Ptr VkSurfaceKHR -- ^ pSurface
                                                         -> IO VkResult
  
  type PFN_vkCreateHeadlessSurfaceEXT =
       FunPtr HS_vkCreateHeadlessSurfaceEXT
  
  foreign import ccall unsafe "dynamic"
                 unwrapVkCreateHeadlessSurfaceEXTUnsafe ::
                 PFN_vkCreateHeadlessSurfaceEXT -> HS_vkCreateHeadlessSurfaceEXT
  
  foreign import ccall safe "dynamic"
                 unwrapVkCreateHeadlessSurfaceEXTSafe ::
                 PFN_vkCreateHeadlessSurfaceEXT -> HS_vkCreateHeadlessSurfaceEXT
  
  instance VulkanProc "vkCreateHeadlessSurfaceEXT" where
      type VkProcType "vkCreateHeadlessSurfaceEXT" =
           HS_vkCreateHeadlessSurfaceEXT
      vkProcSymbol = _VkCreateHeadlessSurfaceEXT
  
      {-# INLINE vkProcSymbol #-}
      unwrapVkProcPtrUnsafe = unwrapVkCreateHeadlessSurfaceEXTUnsafe
  
      {-# INLINE unwrapVkProcPtrUnsafe #-}
      unwrapVkProcPtrSafe = unwrapVkCreateHeadlessSurfaceEXTSafe
  
      {-# INLINE unwrapVkProcPtrSafe #-}
  
  pattern VK_EXT_HEADLESS_SURFACE_SPEC_VERSION :: (Num a, Eq a) => a
  
  pattern VK_EXT_HEADLESS_SURFACE_SPEC_VERSION = 1
  
  type VK_EXT_HEADLESS_SURFACE_SPEC_VERSION = 1
  
  pattern VK_EXT_HEADLESS_SURFACE_EXTENSION_NAME :: CString
  
  pattern VK_EXT_HEADLESS_SURFACE_EXTENSION_NAME <-
          (is_VK_EXT_HEADLESS_SURFACE_EXTENSION_NAME -> True)
    where
      VK_EXT_HEADLESS_SURFACE_EXTENSION_NAME
        = _VK_EXT_HEADLESS_SURFACE_EXTENSION_NAME
  
  {-# INLINE _VK_EXT_HEADLESS_SURFACE_EXTENSION_NAME #-}
  
  _VK_EXT_HEADLESS_SURFACE_EXTENSION_NAME :: CString
  _VK_EXT_HEADLESS_SURFACE_EXTENSION_NAME
    = Ptr "VK_EXT_headless_surface\NUL"#
  
  {-# INLINE is_VK_EXT_HEADLESS_SURFACE_EXTENSION_NAME #-}
  
  is_VK_EXT_HEADLESS_SURFACE_EXTENSION_NAME :: CString -> Bool
  is_VK_EXT_HEADLESS_SURFACE_EXTENSION_NAME
    = (EQ ==) . cmpCStrings _VK_EXT_HEADLESS_SURFACE_EXTENSION_NAME
  
  type VK_EXT_HEADLESS_SURFACE_EXTENSION_NAME =
       "VK_EXT_headless_surface"
  
  pattern VK_STRUCTURE_TYPE_HEADLESS_SURFACE_CREATE_INFO_EXT ::
          VkStructureType
  
  pattern VK_STRUCTURE_TYPE_HEADLESS_SURFACE_CREATE_INFO_EXT =
          VkStructureType 1000256000
  