{-# language CPP #-} -- | = Name -- -- VK_NV_ray_tracing_invocation_reorder - device extension -- -- == VK_NV_ray_tracing_invocation_reorder -- -- [__Name String__] -- @VK_NV_ray_tracing_invocation_reorder@ -- -- [__Extension Type__] -- Device extension -- -- [__Registered Extension Number__] -- 491 -- -- [__Revision__] -- 1 -- -- [__Ratification Status__] -- Not ratified -- -- [__Extension and Version Dependencies__] -- -- -- [__Contact__] -- -- - Eric Werness -- -- -- == Other Extension Metadata -- -- [__Last Modified Date__] -- 2022-11-02 -- -- [__Interactions and External Dependencies__] -- -- - This extension requires -- -- -- - This extension provides API support for -- -- -- [__Contributors__] -- -- - Eric Werness, NVIDIA -- -- - Ashwin Lele, NVIDIA -- -- == Description -- -- The ray tracing pipeline API provides some ability to reorder for -- locality, but it is useful to have more control over how the reordering -- happens and what information is included in the reordering. The shader -- API provides a hit object to contain result information from the hit -- which can be used as part of the explicit sorting plus options that -- contain an integer for hint bits to use to add more locality. -- -- == New Structures -- -- - Extending -- 'Vulkan.Core11.Promoted_From_VK_KHR_get_physical_device_properties2.PhysicalDeviceFeatures2', -- 'Vulkan.Core10.Device.DeviceCreateInfo': -- -- - 'PhysicalDeviceRayTracingInvocationReorderFeaturesNV' -- -- - Extending -- 'Vulkan.Core11.Promoted_From_VK_KHR_get_physical_device_properties2.PhysicalDeviceProperties2': -- -- - 'PhysicalDeviceRayTracingInvocationReorderPropertiesNV' -- -- == New Enums -- -- - 'RayTracingInvocationReorderModeNV' -- -- == New Enum Constants -- -- - 'NV_RAY_TRACING_INVOCATION_REORDER_EXTENSION_NAME' -- -- - 'NV_RAY_TRACING_INVOCATION_REORDER_SPEC_VERSION' -- -- - Extending 'Vulkan.Core10.Enums.StructureType.StructureType': -- -- - 'Vulkan.Core10.Enums.StructureType.STRUCTURE_TYPE_PHYSICAL_DEVICE_RAY_TRACING_INVOCATION_REORDER_FEATURES_NV' -- -- - 'Vulkan.Core10.Enums.StructureType.STRUCTURE_TYPE_PHYSICAL_DEVICE_RAY_TRACING_INVOCATION_REORDER_PROPERTIES_NV' -- -- == HLSL Mapping -- -- HLSL does not provide this functionality natively yet. -- -- However, it is possible to use this functionality via -- . -- -- The codes for shader invocation reorder are obtained from -- : -- -- > #define ShaderInvocationReorderNV 5383 -- > #define HitObjectAttributeNV 5385 -- > -- > #define OpHitObjectRecordHitMotionNV 5249 -- > #define OpHitObjectRecordHitWithIndexMotionNV 5250 -- > #define OpHitObjectRecordMissMotionNV 5251 -- > #define OpHitObjectGetWorldToObjectNV 5252 -- > #define OpHitObjectGetObjectToWorldNV 5253 -- > #define OpHitObjectGetObjectRayDirectionNV 5254 -- > #define OpHitObjectGetObjectRayOriginNV 5255 -- > #define OpHitObjectTraceRayMotionNV 5256 -- > #define OpHitObjectGetShaderRecordBufferHandleNV 5257 -- > #define OpHitObjectGetShaderBindingTableRecordIndexNV 5258 -- > #define OpHitObjectRecordEmptyNV 5259 -- > #define OpHitObjectTraceRayNV 5260 -- > #define OpHitObjectRecordHitNV 5261 -- > #define OpHitObjectRecordHitWithIndexNV 5262 -- > #define OpHitObjectRecordMissNV 5263 -- > #define OpHitObjectExecuteShaderNV 5264 -- > #define OpHitObjectGetCurrentTimeNV 5265 -- > #define OpHitObjectGetAttributesNV 5266 -- > #define OpHitObjectGetHitKindNV 5267 -- > #define OpHitObjectGetPrimitiveIndexNV 5268 -- > #define OpHitObjectGetGeometryIndexNV 5269 -- > #define OpHitObjectGetInstanceIdNV 5270 -- > #define OpHitObjectGetInstanceCustomIndexNV 5271 -- > #define OpHitObjectGetWorldRayDirectionNV 5272 -- > #define OpHitObjectGetWorldRayOriginNV 5273 -- > #define OpHitObjectGetRayTMaxNV 5274 -- > #define OpHitObjectGetRayTMinNV 5275 -- > #define OpHitObjectIsEmptyNV 5276 -- > #define OpHitObjectIsHitNV 5277 -- > #define OpHitObjectIsMissNV 5278 -- > #define OpReorderThreadWithHitObjectNV 5279 -- > #define OpReorderThreadWithHintNV 5280 -- > #define OpTypeHitObjectNV 5281 -- -- The capability and extension need to be added: -- -- > [[vk::ext_capability(ShaderInvocationReorderNV)]] -- > [[vk::ext_extension("SPV_NV_shader_invocation_reorder")]] -- -- The creation of the @HitObject@ type can be done like this: -- -- > [[vk::ext_type_def(HitObjectAttributeNV, OpTypeHitObjectNV)]] -- > void createHitObjectNV(); -- > #define HitObjectNV vk::ext_type -- -- The payload: -- -- - must be global -- -- - needs the @RayPayloadKHR@ attribute as an extra storage class -- -- > struct [raypayload] HitPayload -- > { -- > float hitT : write(closesthit, miss) : read(caller); -- > int instanceIndex : write(closesthit) : read(caller); -- > float3 pos : write(closesthit) : read(caller); -- > float3 nrm : write(closesthit) : read(caller); -- > }; -- > -- > #define RayPayloadKHR 5338 -- > [[vk::ext_storage_class(RayPayloadKHR)]] static HitPayload payload; -- -- Here is the declaration of a few invocation reordering functions: -- -- > [[vk::ext_instruction(OpHitObjectRecordEmptyNV)]] -- > void hitObjectRecordEmptyNV([[vk::ext_reference]] HitObjectNV hitObject); -- > -- > [[vk::ext_instruction(OpHitObjectTraceRayNV)]] -- > void hitObjectTraceRayNV( -- > [[vk::ext_reference]] HitObjectNV hitObject, -- > RaytracingAccelerationStructure as, -- > uint RayFlags, -- > uint CullMask, -- > uint SBTOffset, -- > uint SBTStride, -- > uint MissIndex, -- > float3 RayOrigin, -- > float RayTmin, -- > float3 RayDirection, -- > float RayTMax, -- > [[vk::ext_reference]] [[vk::ext_storage_class(RayPayloadKHR)]] HitPayload payload -- > ); -- > -- > [[vk::ext_instruction(OpReorderThreadWithHintNV)]] -- > void reorderThreadWithHintNV(int Hint, int Bits); -- > -- > [[vk::ext_instruction(OpReorderThreadWithHitObjectNV)]] -- > void reorderThreadWithHitObjectNV([[vk::ext_reference]] HitObjectNV hitObject); -- > -- > [[vk::ext_instruction(OpHitObjectExecuteShaderNV)]] -- > void hitObjectExecuteShaderNV([[vk::ext_reference]] HitObjectNV hitObject, [[vk::ext_reference]] [[vk::ext_storage_class(RayPayloadKHR)]] HitPayload payload); -- > -- > [[vk::ext_instruction(OpHitObjectIsHitNV)]] -- > bool hitObjectIsHitNV([[vk::ext_reference]] HitObjectNV hitObject); -- -- Using the function in the code, can be done like this -- -- > if (USE_SER == 1) -- > { -- > createHitObjectNV(); -- > HitObjectNV hObj; // hitObjectNV hObj; -- > hitObjectRecordEmptyNV(hObj); //Initialize to an empty hit object -- > hitObjectTraceRayNV(hObj, topLevelAS, rayFlags, 0xFF, 0, 0, 0, r.Origin, 0.0, r.Direction, INFINITE, payload); -- > reorderThreadWithHitObjectNV(hObj); -- > hitObjectExecuteShaderNV(hObj, payload); -- > } -- -- Note: -- -- - createHitObjectNV() needs to be call at least once. This can be also -- done in the main entry of the shader. -- -- - Function with a payload parameter, needs to have the payload struct -- defined before. There are no templated declaration of the function. -- -- == Version History -- -- - Revision 1, 2020-09-12 (Eric Werness, Ashwin Lele) -- -- - Initial external release -- -- == See Also -- -- 'PhysicalDeviceRayTracingInvocationReorderFeaturesNV', -- 'PhysicalDeviceRayTracingInvocationReorderPropertiesNV', -- 'RayTracingInvocationReorderModeNV' -- -- == Document Notes -- -- For more information, see the -- -- -- This page is a generated document. Fixes and changes should be made to -- the generator scripts, not directly. module Vulkan.Extensions.VK_NV_ray_tracing_invocation_reorder ( PhysicalDeviceRayTracingInvocationReorderFeaturesNV(..) , PhysicalDeviceRayTracingInvocationReorderPropertiesNV(..) , RayTracingInvocationReorderModeNV( RAY_TRACING_INVOCATION_REORDER_MODE_NONE_NV , RAY_TRACING_INVOCATION_REORDER_MODE_REORDER_NV , .. ) , NV_RAY_TRACING_INVOCATION_REORDER_SPEC_VERSION , pattern NV_RAY_TRACING_INVOCATION_REORDER_SPEC_VERSION , NV_RAY_TRACING_INVOCATION_REORDER_EXTENSION_NAME , pattern NV_RAY_TRACING_INVOCATION_REORDER_EXTENSION_NAME ) where import Vulkan.Internal.Utils (enumReadPrec) import Vulkan.Internal.Utils (enumShowsPrec) import Foreign.Marshal.Alloc (allocaBytes) import Foreign.Ptr (nullPtr) import Foreign.Ptr (plusPtr) import GHC.Show (showsPrec) import Vulkan.CStruct (FromCStruct) import Vulkan.CStruct (FromCStruct(..)) import Vulkan.CStruct (ToCStruct) import Vulkan.CStruct (ToCStruct(..)) import Vulkan.Zero (Zero) import Vulkan.Zero (Zero(..)) 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 Data.Int (Int32) import Foreign.Ptr (Ptr) import GHC.Read (Read(readPrec)) import GHC.Show (Show(showsPrec)) import Data.Kind (Type) import Vulkan.Core10.FundamentalTypes (bool32ToBool) import Vulkan.Core10.FundamentalTypes (boolToBool32) import Vulkan.Core10.FundamentalTypes (Bool32) import Vulkan.Core10.Enums.StructureType (StructureType) import Vulkan.Core10.Enums.StructureType (StructureType(STRUCTURE_TYPE_PHYSICAL_DEVICE_RAY_TRACING_INVOCATION_REORDER_FEATURES_NV)) import Vulkan.Core10.Enums.StructureType (StructureType(STRUCTURE_TYPE_PHYSICAL_DEVICE_RAY_TRACING_INVOCATION_REORDER_PROPERTIES_NV)) -- | VkPhysicalDeviceRayTracingInvocationReorderFeaturesNV - Structure -- describing feature to control ray tracing invocation reordering -- -- = Members -- -- This structure describes the following feature: -- -- = Description -- -- If the 'PhysicalDeviceRayTracingInvocationReorderFeaturesNV' structure -- is included in the @pNext@ chain of the -- 'Vulkan.Core11.Promoted_From_VK_KHR_get_physical_device_properties2.PhysicalDeviceFeatures2' -- structure passed to -- 'Vulkan.Core11.Promoted_From_VK_KHR_get_physical_device_properties2.getPhysicalDeviceFeatures2', -- it is filled in to indicate whether each corresponding feature is -- supported. 'PhysicalDeviceRayTracingInvocationReorderFeaturesNV' /can/ -- also be used in the @pNext@ chain of -- 'Vulkan.Core10.Device.DeviceCreateInfo' to selectively enable these -- features. -- -- == Valid Usage (Implicit) -- -- = See Also -- -- , -- 'Vulkan.Core10.FundamentalTypes.Bool32', -- 'Vulkan.Core10.Enums.StructureType.StructureType' data PhysicalDeviceRayTracingInvocationReorderFeaturesNV = PhysicalDeviceRayTracingInvocationReorderFeaturesNV { -- | #features-rayTracingInvocationReorder# @rayTracingInvocationReorder@ -- indicates that the implementation supports -- @SPV_NV_shader_invocation_reorder@. rayTracingInvocationReorder :: Bool } deriving (Typeable, Eq) #if defined(GENERIC_INSTANCES) deriving instance Generic (PhysicalDeviceRayTracingInvocationReorderFeaturesNV) #endif deriving instance Show PhysicalDeviceRayTracingInvocationReorderFeaturesNV instance ToCStruct PhysicalDeviceRayTracingInvocationReorderFeaturesNV where withCStruct x f = allocaBytes 24 $ \p -> pokeCStruct p x (f p) pokeCStruct p PhysicalDeviceRayTracingInvocationReorderFeaturesNV{..} f = do poke ((p `plusPtr` 0 :: Ptr StructureType)) (STRUCTURE_TYPE_PHYSICAL_DEVICE_RAY_TRACING_INVOCATION_REORDER_FEATURES_NV) poke ((p `plusPtr` 8 :: Ptr (Ptr ()))) (nullPtr) poke ((p `plusPtr` 16 :: Ptr Bool32)) (boolToBool32 (rayTracingInvocationReorder)) f cStructSize = 24 cStructAlignment = 8 pokeZeroCStruct p f = do poke ((p `plusPtr` 0 :: Ptr StructureType)) (STRUCTURE_TYPE_PHYSICAL_DEVICE_RAY_TRACING_INVOCATION_REORDER_FEATURES_NV) poke ((p `plusPtr` 8 :: Ptr (Ptr ()))) (nullPtr) poke ((p `plusPtr` 16 :: Ptr Bool32)) (boolToBool32 (zero)) f instance FromCStruct PhysicalDeviceRayTracingInvocationReorderFeaturesNV where peekCStruct p = do rayTracingInvocationReorder <- peek @Bool32 ((p `plusPtr` 16 :: Ptr Bool32)) pure $ PhysicalDeviceRayTracingInvocationReorderFeaturesNV (bool32ToBool rayTracingInvocationReorder) instance Storable PhysicalDeviceRayTracingInvocationReorderFeaturesNV where sizeOf ~_ = 24 alignment ~_ = 8 peek = peekCStruct poke ptr poked = pokeCStruct ptr poked (pure ()) instance Zero PhysicalDeviceRayTracingInvocationReorderFeaturesNV where zero = PhysicalDeviceRayTracingInvocationReorderFeaturesNV zero -- | VkPhysicalDeviceRayTracingInvocationReorderPropertiesNV - Structure -- describing shader module identifier properties of an implementation -- -- = Description -- -- Note -- -- Because the extension changes how hits are managed there is a -- compatibility reason to expose the extension even when an implementation -- does not have sorting active. -- -- If the 'PhysicalDeviceRayTracingInvocationReorderPropertiesNV' structure -- is included in the @pNext@ chain of the -- 'Vulkan.Core11.Promoted_From_VK_KHR_get_physical_device_properties2.PhysicalDeviceProperties2' -- structure passed to -- 'Vulkan.Core11.Promoted_From_VK_KHR_get_physical_device_properties2.getPhysicalDeviceProperties2', -- it is filled in with each corresponding implementation-dependent -- property. -- -- == Valid Usage (Implicit) -- -- = See Also -- -- , -- 'RayTracingInvocationReorderModeNV', -- 'Vulkan.Core10.Enums.StructureType.StructureType' data PhysicalDeviceRayTracingInvocationReorderPropertiesNV = PhysicalDeviceRayTracingInvocationReorderPropertiesNV { -- | @rayTracingInvocationReorderReorderingHint@ is a hint indicating if the -- implementation will actually reorder at the reorder calls. rayTracingInvocationReorderReorderingHint :: RayTracingInvocationReorderModeNV } deriving (Typeable, Eq) #if defined(GENERIC_INSTANCES) deriving instance Generic (PhysicalDeviceRayTracingInvocationReorderPropertiesNV) #endif deriving instance Show PhysicalDeviceRayTracingInvocationReorderPropertiesNV instance ToCStruct PhysicalDeviceRayTracingInvocationReorderPropertiesNV where withCStruct x f = allocaBytes 24 $ \p -> pokeCStruct p x (f p) pokeCStruct p PhysicalDeviceRayTracingInvocationReorderPropertiesNV{..} f = do poke ((p `plusPtr` 0 :: Ptr StructureType)) (STRUCTURE_TYPE_PHYSICAL_DEVICE_RAY_TRACING_INVOCATION_REORDER_PROPERTIES_NV) poke ((p `plusPtr` 8 :: Ptr (Ptr ()))) (nullPtr) poke ((p `plusPtr` 16 :: Ptr RayTracingInvocationReorderModeNV)) (rayTracingInvocationReorderReorderingHint) f cStructSize = 24 cStructAlignment = 8 pokeZeroCStruct p f = do poke ((p `plusPtr` 0 :: Ptr StructureType)) (STRUCTURE_TYPE_PHYSICAL_DEVICE_RAY_TRACING_INVOCATION_REORDER_PROPERTIES_NV) poke ((p `plusPtr` 8 :: Ptr (Ptr ()))) (nullPtr) poke ((p `plusPtr` 16 :: Ptr RayTracingInvocationReorderModeNV)) (zero) f instance FromCStruct PhysicalDeviceRayTracingInvocationReorderPropertiesNV where peekCStruct p = do rayTracingInvocationReorderReorderingHint <- peek @RayTracingInvocationReorderModeNV ((p `plusPtr` 16 :: Ptr RayTracingInvocationReorderModeNV)) pure $ PhysicalDeviceRayTracingInvocationReorderPropertiesNV rayTracingInvocationReorderReorderingHint instance Storable PhysicalDeviceRayTracingInvocationReorderPropertiesNV where sizeOf ~_ = 24 alignment ~_ = 8 peek = peekCStruct poke ptr poked = pokeCStruct ptr poked (pure ()) instance Zero PhysicalDeviceRayTracingInvocationReorderPropertiesNV where zero = PhysicalDeviceRayTracingInvocationReorderPropertiesNV zero -- | VkRayTracingInvocationReorderModeNV - Enum providing a hint on how the -- application /may/ reorder -- -- = See Also -- -- , -- 'PhysicalDeviceRayTracingInvocationReorderPropertiesNV' newtype RayTracingInvocationReorderModeNV = RayTracingInvocationReorderModeNV Int32 deriving newtype (Eq, Ord, Storable, Zero) -- | 'RAY_TRACING_INVOCATION_REORDER_MODE_NONE_NV' indicates that the -- implementation is likely to not reorder at reorder calls. pattern RAY_TRACING_INVOCATION_REORDER_MODE_NONE_NV = RayTracingInvocationReorderModeNV 0 -- | 'RAY_TRACING_INVOCATION_REORDER_MODE_REORDER_NV' indicates that the -- implementation is likely to reorder at reorder calls. pattern RAY_TRACING_INVOCATION_REORDER_MODE_REORDER_NV = RayTracingInvocationReorderModeNV 1 {-# COMPLETE RAY_TRACING_INVOCATION_REORDER_MODE_NONE_NV , RAY_TRACING_INVOCATION_REORDER_MODE_REORDER_NV :: RayTracingInvocationReorderModeNV #-} conNameRayTracingInvocationReorderModeNV :: String conNameRayTracingInvocationReorderModeNV = "RayTracingInvocationReorderModeNV" enumPrefixRayTracingInvocationReorderModeNV :: String enumPrefixRayTracingInvocationReorderModeNV = "RAY_TRACING_INVOCATION_REORDER_MODE_" showTableRayTracingInvocationReorderModeNV :: [(RayTracingInvocationReorderModeNV, String)] showTableRayTracingInvocationReorderModeNV = [ ( RAY_TRACING_INVOCATION_REORDER_MODE_NONE_NV , "NONE_NV" ) , ( RAY_TRACING_INVOCATION_REORDER_MODE_REORDER_NV , "REORDER_NV" ) ] instance Show RayTracingInvocationReorderModeNV where showsPrec = enumShowsPrec enumPrefixRayTracingInvocationReorderModeNV showTableRayTracingInvocationReorderModeNV conNameRayTracingInvocationReorderModeNV (\(RayTracingInvocationReorderModeNV x) -> x) (showsPrec 11) instance Read RayTracingInvocationReorderModeNV where readPrec = enumReadPrec enumPrefixRayTracingInvocationReorderModeNV showTableRayTracingInvocationReorderModeNV conNameRayTracingInvocationReorderModeNV RayTracingInvocationReorderModeNV type NV_RAY_TRACING_INVOCATION_REORDER_SPEC_VERSION = 1 -- No documentation found for TopLevel "VK_NV_RAY_TRACING_INVOCATION_REORDER_SPEC_VERSION" pattern NV_RAY_TRACING_INVOCATION_REORDER_SPEC_VERSION :: forall a . Integral a => a pattern NV_RAY_TRACING_INVOCATION_REORDER_SPEC_VERSION = 1 type NV_RAY_TRACING_INVOCATION_REORDER_EXTENSION_NAME = "VK_NV_ray_tracing_invocation_reorder" -- No documentation found for TopLevel "VK_NV_RAY_TRACING_INVOCATION_REORDER_EXTENSION_NAME" pattern NV_RAY_TRACING_INVOCATION_REORDER_EXTENSION_NAME :: forall a . (Eq a, IsString a) => a pattern NV_RAY_TRACING_INVOCATION_REORDER_EXTENSION_NAME = "VK_NV_ray_tracing_invocation_reorder"