RayTracingShaderBindingLayout.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "RHIDefinitions.h"
 
#if RHI_RAYTRACING
 
#include "RHICommandList.h"
#include "RHIResources.h"
 
class FShaderBindingLayout;
class FViewInfo;
 
namespace RayTracing
{
    // Get shader resource table desc used for all raytracing shaders which is shared between all shaders in the RTPSO
    RENDERER_API const FShaderBindingLayout* GetShaderBindingLayout(EShaderPlatform ShaderPlatform);
 
    // Setup the runtime static uniform buffer bindings on the command list if enabled
    RENDERER_API TOptional<FScopedUniformBufferStaticBindings> BindStaticUniformBufferBindings(const FViewInfo& View, FRHIUniformBuffer* SceneUniformBuffer, FRHIUniformBuffer* NaniteRayTracingUniformBuffer, FRHICommandList& RHICmdList);
 
    UE_DEPRECATED(5.6, "Must provide NaniteRayTracingUniformBuffer (accessible using Nanite::GetPublicGlobalRayTracingUniformBuffer()).")
    inline TOptional<FScopedUniformBufferStaticBindings> BindStaticUniformBufferBindings(const FViewInfo& View, FRHIUniformBuffer* SceneUniformBuffer, FRHICommandList& RHICmdList)
    {
        return BindStaticUniformBufferBindings(View, SceneUniformBuffer, nullptr, RHICmdList);
    }
}
 
#endif // RHI_RAYTRACING