PlanarReflectionRendering.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
/*=============================================================================
PlanarReflectionRendering.h: shared planar reflection rendering declarations.
=============================================================================*/
 
#pragma once
 
#include "CoreMinimal.h"
#include "ShaderParameters.h"
#include "UniformBuffer.h"
#include "Matrix3x4.h"
 
class FShaderParameterMap;
class FSceneView;
class FMeshDrawSingleShaderBindings;
class FPlanarReflectionSceneProxy;
 
const int32 GPlanarReflectionUniformMaxReflectionViews = 2;
 
BEGIN_GLOBAL_SHADER_PARAMETER_STRUCT(FPlanarReflectionUniformParameters, )
    SHADER_PARAMETER(FVector4f, ReflectionPlane)
    SHADER_PARAMETER(FVector4f, PlanarReflectionOrigin)
    SHADER_PARAMETER(FVector4f, PlanarReflectionXAxis)
    SHADER_PARAMETER(FVector4f, PlanarReflectionYAxis)
    SHADER_PARAMETER(FMatrix3x4, InverseTransposeMirrorMatrix)
    SHADER_PARAMETER(FVector3f, PlanarReflectionParameters)
    SHADER_PARAMETER(FVector2f, PlanarReflectionParameters2)
    SHADER_PARAMETER_ARRAY(FMatrix44f, ProjectionWithExtraFOV, [GPlanarReflectionUniformMaxReflectionViews])
    SHADER_PARAMETER_ARRAY(FVector4f, PlanarReflectionScreenScaleBias, [GPlanarReflectionUniformMaxReflectionViews])
    SHADER_PARAMETER(FVector2f, PlanarReflectionScreenBound)
    SHADER_PARAMETER(uint32, bIsStereo)
    SHADER_PARAMETER_TEXTURE(Texture2D, PlanarReflectionTexture)
    SHADER_PARAMETER_SAMPLER(SamplerState, PlanarReflectionSampler)
END_GLOBAL_SHADER_PARAMETER_STRUCT()
 
extern void SetupPlanarReflectionUniformParameters(const class FSceneView& View, const FPlanarReflectionSceneProxy* ReflectionSceneProxy, FPlanarReflectionUniformParameters& OutParameters);