ParticleModuleOrbit.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
 
#pragma once
 
#include "CoreMinimal.h"
#include "UObject/ObjectMacros.h"
#include "Distributions/DistributionVector.h"
#include "Particles/Orbit/ParticleModuleOrbitBase.h"
#include "ParticleModuleOrbit.generated.h"
 
class UParticleLODLevel;
class UParticleModuleTypeDataBase;
struct FParticleEmitterInstance;
 
UENUM()
enum EOrbitChainMode : int
{
    EOChainMode_Add UMETA(DisplayName="Add"),
    EOChainMode_Scale UMETA(DisplayName="Scale"),
    EOChainMode_Link UMETA(DisplayName="Link"),
    EOChainMode_MAX,
};
 
USTRUCT()
struct FOrbitOptions
{
    GENERATED_USTRUCT_BODY()
 
    
    UPROPERTY(EditAnywhere, Category=OrbitOptions)
    uint32 bProcessDuringSpawn:1;
 
    UPROPERTY(EditAnywhere, Category=OrbitOptions)
    uint32 bProcessDuringUpdate:1;
 
    UPROPERTY(EditAnywhere, Category=OrbitOptions)
    uint32 bUseEmitterTime:1;
 
 
 
        FOrbitOptions()
        : bProcessDuringSpawn(true)
        , bProcessDuringUpdate(false)
        , bUseEmitterTime(false)
        {
        }
    
};
 
UCLASS(editinlinenew, hidecategories=(Object, Orbit), MinimalAPI, meta=(DisplayName = "Orbit"))
class UParticleModuleOrbit : public UParticleModuleOrbitBase
{
    GENERATED_UCLASS_BODY()
 
    
    UPROPERTY(EditAnywhere, Category=Chaining)
    TEnumAsByte<enum EOrbitChainMode> ChainMode;
 
    UPROPERTY(EditAnywhere, Category=Offset)
    struct FRawDistributionVector OffsetAmount;
 
    UPROPERTY(EditAnywhere, Category=Offset)
    struct FOrbitOptions OffsetOptions;
 
    UPROPERTY(EditAnywhere, Category=Rotation)
    struct FRawDistributionVector RotationAmount;
 
    UPROPERTY(EditAnywhere, Category=Rotation)
    struct FOrbitOptions RotationOptions;
 
    UPROPERTY(EditAnywhere, Category=RotationRate)
    struct FRawDistributionVector RotationRateAmount;
 
    UPROPERTY(EditAnywhere, Category=RotationRate)
    struct FOrbitOptions RotationRateOptions;
 
    void InitializeDefaults();
 
    //Begin UObject Interface
#if WITH_EDITOR
    virtual void PostEditChangeProperty(FPropertyChangedEvent& PropertyChangedEvent) override;
#endif // WITH_EDITOR
    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 uint32  RequiredBytes(UParticleModuleTypeDataBase* TypeData) override;
    virtual uint32  RequiredBytesPerInstance() override;
#if WITH_EDITOR
    virtual bool IsValidForLODLevel(UParticleLODLevel* LODLevel, FString& OutErrorString) override;
#endif
    //End UParticleModule Interface
 
protected:
    friend class FParticleModuleOrbitDetails;
};