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#rb Jason.Nadro #jira none #rnx #preflight 63c968fd0274c9f5fb6ed1e4 [CL 23789338 by Laura Hermanns in ue5-main branch]
53 lines
2.2 KiB
C
53 lines
2.2 KiB
C
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "Containers/Array.h"
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#include "Containers/Set.h"
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#include "CoreMinimal.h"
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#include "HAL/Platform.h"
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#if PLATFORM_MAC || PLATFORM_WINDOWS || PLATFORM_LINUX
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THIRD_PARTY_INCLUDES_START
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#include <spirv/unified1/spirv.h>
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#include "spirv_reflect.h"
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THIRD_PARTY_INCLUDES_END
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#endif
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/** Container structure for all SPIR-V reflection resources and in/out attributes. */
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struct SHADERCOMPILERCOMMON_API FSpirvReflectBindings
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{
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TArray<SpvReflectInterfaceVariable*> InputAttributes;
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TArray<SpvReflectInterfaceVariable*> OutputAttributes;
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TSet<SpvReflectDescriptorBinding*> AtomicCounters;
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TArray<SpvReflectDescriptorBinding*> InputAttachments; // for subpass inputs
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TArray<SpvReflectDescriptorBinding*> UniformBuffers;
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TArray<SpvReflectDescriptorBinding*> Samplers;
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TArray<SpvReflectDescriptorBinding*> TextureSRVs;
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TArray<SpvReflectDescriptorBinding*> TextureUAVs;
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TArray<SpvReflectDescriptorBinding*> TBufferSRVs;
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TArray<SpvReflectDescriptorBinding*> TBufferUAVs;
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TArray<SpvReflectDescriptorBinding*> SBufferSRVs;
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TArray<SpvReflectDescriptorBinding*> SBufferUAVs;
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TArray<SpvReflectDescriptorBinding*> AccelerationStructures;
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/** Adds the specified descriptor binding to the corresponding container iff the descriptor is marked as being accessed. */
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void AddDescriptorBinding(SpvReflectDescriptorBinding* InBinding);
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/** Gathers all descriptor bindings from the specified SPIRV-Reflect module. */
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void GatherDescriptorBindings(const spv_reflect::ShaderModule& SpirvReflection);
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/** Gathers all input interface variables from the specified SPIRV-Reflect module. */
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void GatherInputAttributes(const spv_reflect::ShaderModule& SpirvReflection);
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/** Gathers all output interface variables from the specified SPIRV-Reflect module. */
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void GatherOutputAttributes(const spv_reflect::ShaderModule& SpirvReflection);
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/** Assigns the binding location for all input attributes by its semantic index if their name is equal to 'SemanticName'. Used for vertex shaders where all input attributes have the "ATTRIBUTE" semantic. */
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void AssignInputAttributeLocationsBySemanticIndex(spv_reflect::ShaderModule& SpirvReflection, const ANSICHAR* SemanticName);
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};
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