CullDistanceVolume.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "CoreMinimal.h"
#include "UObject/ObjectMacros.h"
#include "GameFramework/Volume.h"
#include "CullDistanceVolume.generated.h"
 
class UPrimitiveComponent;
 
USTRUCT(BlueprintType)
struct FCullDistanceSizePair
{
    GENERATED_USTRUCT_BODY()
 
    
    UPROPERTY(EditAnywhere, BlueprintReadOnly, Category=CullDistanceSizePair)
    float Size;
 
    UPROPERTY(EditAnywhere, BlueprintReadOnly, Category=CullDistanceSizePair)
    float CullDistance;
 
 
    FCullDistanceSizePair()
        : Size(0)
        , CullDistance(0)
    { }
 
    FCullDistanceSizePair(float InSize, float InCullDistance)
        : Size(InSize)
        , CullDistance(InCullDistance)
    { }
};
 
 
UCLASS(hidecategories=(Advanced, Attachment, Collision, Volume), MinimalAPI)
class ACullDistanceVolume
    : public AVolume
{
    GENERATED_UCLASS_BODY()
 
    
    UPROPERTY(EditAnywhere, BlueprintReadOnly, Category=CullDistanceVolume)
    TArray<struct FCullDistanceSizePair> CullDistances;
 
    UPROPERTY(EditAnywhere, BlueprintReadOnly, Category=CullDistanceVolume)
    uint32 bEnabled:1;
 
public:
 
    // UObject Interface
 
#if WITH_EDITOR
    virtual void PostEditChangeProperty(FPropertyChangedEvent& PropertyChangedEvent) override;
    virtual void PostEditMove(bool bFinished) override;
    virtual void Destroyed() override;
#endif // WITH_EDITOR
 
    static bool CanBeAffectedByVolumes( UPrimitiveComponent* PrimitiveComponent );
 
    void GetPrimitiveMaxDrawDistances(TMap<UPrimitiveComponent*,float>& OutCullDistances);
};