ParticleModuleSubUV.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
 
#pragma once
 
#include "CoreMinimal.h"
#include "UObject/ObjectMacros.h"
#include "Particles/SubUV/ParticleModuleSubUVBase.h"
#include "Particles/ParticleEmitter.h"
#include "ParticleModuleSubUV.generated.h"
 
class UParticleLODLevel;
class USubUVAnimation;
 
UCLASS(editinlinenew, hidecategories=Object, MinimalAPI, meta=(DisplayName = "SubImage Index"))
class UParticleModuleSubUV : public UParticleModuleSubUVBase
{
    GENERATED_UCLASS_BODY()
 
    
    UPROPERTY()
    TObjectPtr<USubUVAnimation> Animation;
 
    UPROPERTY(EditAnywhere, Category=SubUV)
    struct FRawDistributionFloat SubImageIndex;
 
    UPROPERTY(EditAnywhere, Category=Realtime)
    uint8 bUseRealTime:1;
 
    void InitializeDefaults();
    
    //Begin UObject Interface
#if WITH_EDITOR
    virtual void PostEditChangeProperty(FPropertyChangedEvent& PropertyChangedEvent) override;
#endif // WITH_EDITOR
    virtual bool IsPostLoadThreadSafe() const override;
    virtual void PostLoad() override;
    virtual void PostInitProperties() override;
    //End UObject Interface
 
    //~ Begin UParticleModule Interface
    virtual void CompileModule( struct FParticleEmitterBuildInfo& EmitterInfo ) override;
    virtual void Spawn(const FSpawnContext& Context) override;
    virtual void Update(const FUpdateContext& Context) override;
    virtual void SetToSensibleDefaults(UParticleEmitter* Owner) override;
    //~ End UParticleModule Interface
 
    virtual float DetermineImageIndex(const FContext& Context, int32 Offset, FBaseParticle* Particle, 
        EParticleSubUVInterpMethod InterpMethod, FFullSubUVPayload& SubUVPayload, float DeltaTime);
 
#if WITH_EDITOR
    virtual bool IsValidForLODLevel(UParticleLODLevel* LODLevel, FString& OutErrorString) override;
#endif
 
protected:
    friend class FParticleModuleSubUVDetails;
};