{-# language CPP #-} -- | = Name -- -- VK_EXT_shader_demote_to_helper_invocation - device extension -- -- == VK_EXT_shader_demote_to_helper_invocation -- -- [__Name String__] -- @VK_EXT_shader_demote_to_helper_invocation@ -- -- [__Extension Type__] -- Device extension -- -- [__Registered Extension Number__] -- 277 -- -- [__Revision__] -- 1 -- -- [__Extension and Version Dependencies__] -- -- - Requires support for Vulkan 1.0 -- -- - Requires @VK_KHR_get_physical_device_properties2@ to be enabled -- for any device-level functionality -- -- [__Deprecation state__] -- -- - /Promoted/ to -- <https://www.khronos.org/registry/vulkan/specs/1.2-extensions/html/vkspec.html#versions-1.3-promotions Vulkan 1.3> -- -- [__Contact__] -- -- - Jeff Bolz -- <https://github.com/KhronosGroup/Vulkan-Docs/issues/new?body=[VK_EXT_shader_demote_to_helper_invocation] @jeffbolznv%0A*Here describe the issue or question you have about the VK_EXT_shader_demote_to_helper_invocation extension* > -- -- == Other Extension Metadata -- -- [__Last Modified Date__] -- 2019-06-01 -- -- [__Interactions and External Dependencies__] -- -- - Promoted to Vulkan 1.3 Core -- -- [__IP Status__] -- No known IP claims. -- -- [__Interactions and External Dependencies__] -- -- - This extension requires -- <https://htmlpreview.github.io/?https://github.com/KhronosGroup/SPIRV-Registry/blob/master/extensions/EXT/SPV_EXT_demote_to_helper_invocation.html SPV_EXT_demote_to_helper_invocation> -- -- - This extension provides API support for -- <https://github.com/KhronosGroup/GLSL/blob/master/extensions/ext/GLSL_EXT_demote_to_helper_invocation.txt GL_EXT_demote_to_helper_invocation> -- -- [__Contributors__] -- -- - Jeff Bolz, NVIDIA -- -- == Description -- -- This extension adds Vulkan support for the -- <https://htmlpreview.github.io/?https://github.com/KhronosGroup/SPIRV-Registry/blob/master/extensions/EXT/SPV_EXT_demote_to_helper_invocation.html SPV_EXT_demote_to_helper_invocation> -- SPIR-V extension. That SPIR-V extension provides a new instruction -- @OpDemoteToHelperInvocationEXT@ allowing shaders to “demote” a fragment -- shader invocation to behave like a helper invocation for its duration. -- The demoted invocation will have no further side effects and will not -- output to the framebuffer, but remains active and can participate in -- computing derivatives and in -- <https://registry.khronos.org/vulkan/specs/1.3-extensions/html/vkspec.html#shaders-group-operations group operations>. -- This is a better match for the “discard” instruction in HLSL. -- -- == New Structures -- -- - Extending -- 'Vulkan.Core11.Promoted_From_VK_KHR_get_physical_device_properties2.PhysicalDeviceFeatures2', -- 'Vulkan.Core10.Device.DeviceCreateInfo': -- -- - 'PhysicalDeviceShaderDemoteToHelperInvocationFeaturesEXT' -- -- == New Enum Constants -- -- - 'EXT_SHADER_DEMOTE_TO_HELPER_INVOCATION_EXTENSION_NAME' -- -- - 'EXT_SHADER_DEMOTE_TO_HELPER_INVOCATION_SPEC_VERSION' -- -- - Extending 'Vulkan.Core10.Enums.StructureType.StructureType': -- -- - 'STRUCTURE_TYPE_PHYSICAL_DEVICE_SHADER_DEMOTE_TO_HELPER_INVOCATION_FEATURES_EXT' -- -- == New SPIR-V Capability -- -- - <https://registry.khronos.org/vulkan/specs/1.3-extensions/html/vkspec.html#spirvenv-capabilities-table-DemoteToHelperInvocationEXT DemoteToHelperInvocationEXT> -- -- == Promotion to Vulkan 1.3 -- -- Functionality in this extension is included in core Vulkan 1.3, with the -- EXT suffix omitted. The original type, enum and command names are still -- available as aliases of the core functionality. -- -- == Version History -- -- - Revision 1, 2019-06-01 (Jeff Bolz) -- -- - Initial draft -- -- == See Also -- -- 'PhysicalDeviceShaderDemoteToHelperInvocationFeaturesEXT' -- -- == Document Notes -- -- For more information, see the -- <https://registry.khronos.org/vulkan/specs/1.3-extensions/html/vkspec.html#VK_EXT_shader_demote_to_helper_invocation Vulkan Specification> -- -- This page is a generated document. Fixes and changes should be made to -- the generator scripts, not directly. module Vulkan.Extensions.VK_EXT_shader_demote_to_helper_invocation ( pattern STRUCTURE_TYPE_PHYSICAL_DEVICE_SHADER_DEMOTE_TO_HELPER_INVOCATION_FEATURES_EXT , PhysicalDeviceShaderDemoteToHelperInvocationFeaturesEXT , EXT_SHADER_DEMOTE_TO_HELPER_INVOCATION_SPEC_VERSION , pattern EXT_SHADER_DEMOTE_TO_HELPER_INVOCATION_SPEC_VERSION , EXT_SHADER_DEMOTE_TO_HELPER_INVOCATION_EXTENSION_NAME , pattern EXT_SHADER_DEMOTE_TO_HELPER_INVOCATION_EXTENSION_NAME ) where import Data.String (IsString) import Vulkan.Core13.Promoted_From_VK_EXT_shader_demote_to_helper_invocation (PhysicalDeviceShaderDemoteToHelperInvocationFeatures) import Vulkan.Core10.Enums.StructureType (StructureType(STRUCTURE_TYPE_PHYSICAL_DEVICE_SHADER_DEMOTE_TO_HELPER_INVOCATION_FEATURES)) -- No documentation found for TopLevel "VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SHADER_DEMOTE_TO_HELPER_INVOCATION_FEATURES_EXT" pattern $bSTRUCTURE_TYPE_PHYSICAL_DEVICE_SHADER_DEMOTE_TO_HELPER_INVOCATION_FEATURES_EXT :: StructureType $mSTRUCTURE_TYPE_PHYSICAL_DEVICE_SHADER_DEMOTE_TO_HELPER_INVOCATION_FEATURES_EXT :: forall {r}. StructureType -> (Void# -> r) -> (Void# -> r) -> r STRUCTURE_TYPE_PHYSICAL_DEVICE_SHADER_DEMOTE_TO_HELPER_INVOCATION_FEATURES_EXT = STRUCTURE_TYPE_PHYSICAL_DEVICE_SHADER_DEMOTE_TO_HELPER_INVOCATION_FEATURES -- No documentation found for TopLevel "VkPhysicalDeviceShaderDemoteToHelperInvocationFeaturesEXT" type PhysicalDeviceShaderDemoteToHelperInvocationFeaturesEXT = PhysicalDeviceShaderDemoteToHelperInvocationFeatures type EXT_SHADER_DEMOTE_TO_HELPER_INVOCATION_SPEC_VERSION = 1 -- No documentation found for TopLevel "VK_EXT_SHADER_DEMOTE_TO_HELPER_INVOCATION_SPEC_VERSION" pattern EXT_SHADER_DEMOTE_TO_HELPER_INVOCATION_SPEC_VERSION :: forall a . Integral a => a pattern $bEXT_SHADER_DEMOTE_TO_HELPER_INVOCATION_SPEC_VERSION :: forall a. Integral a => a $mEXT_SHADER_DEMOTE_TO_HELPER_INVOCATION_SPEC_VERSION :: forall {r} {a}. Integral a => a -> (Void# -> r) -> (Void# -> r) -> r EXT_SHADER_DEMOTE_TO_HELPER_INVOCATION_SPEC_VERSION = 1 type EXT_SHADER_DEMOTE_TO_HELPER_INVOCATION_EXTENSION_NAME = "VK_EXT_shader_demote_to_helper_invocation" -- No documentation found for TopLevel "VK_EXT_SHADER_DEMOTE_TO_HELPER_INVOCATION_EXTENSION_NAME" pattern EXT_SHADER_DEMOTE_TO_HELPER_INVOCATION_EXTENSION_NAME :: forall a . (Eq a, IsString a) => a pattern $bEXT_SHADER_DEMOTE_TO_HELPER_INVOCATION_EXTENSION_NAME :: forall a. (Eq a, IsString a) => a $mEXT_SHADER_DEMOTE_TO_HELPER_INVOCATION_EXTENSION_NAME :: forall {r} {a}. (Eq a, IsString a) => a -> (Void# -> r) -> (Void# -> r) -> r EXT_SHADER_DEMOTE_TO_HELPER_INVOCATION_EXTENSION_NAME = "VK_EXT_shader_demote_to_helper_invocation"