HairStrandsVisibility.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
/*=============================================================================
    HairVisibilityRendering.h: Hair strands visibility buffer implementation.
=============================================================================*/
 
#pragma once
 
#include "CoreMinimal.h"
#include "RendererInterface.h"
#include "RenderGraphResources.h"
 
class FViewInfo;
class FInstanceCullingManager;
 
void RenderHairStrandsVisibilityBuffer(
    FRDGBuilder& GraphBuilder,
    const class FScene* Scene,
    FViewInfo& View,
    FRDGTextureRef SceneGBufferATexture,
    FRDGTextureRef SceneGBufferBTexture,
    FRDGTextureRef SceneGBufferCTexture,
    FRDGTextureRef SceneGBufferDTexture,
    FRDGTextureRef SceneGBufferETexture,
    FRDGTextureRef SceneColorTexture,
    FRDGTextureRef SceneDepthTexture,
    FRDGTextureRef SceneVelocityTexture,
    FInstanceCullingManager& InstanceCullingManager);
 
void SetUpViewHairRenderInfo(const FViewInfo& ViewInfo, FVector4f& OutHairRenderInfo, uint32& OutHairRenderInfoBits, uint32& OutHairComponents);