MassEntitySettings.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "MassSettings.h"
#include "MassProcessingPhaseManager.h"
#include "MassProcessor.h"
#if UE_ENABLE_INCLUDE_ORDER_DEPRECATED_IN_5_6
#include "StructUtils/InstancedStruct.h"
#endif // UE_ENABLE_INCLUDE_ORDER_DEPRECATED_IN_5_6
#include "MassEntitySettings.generated.h"
 
 
#define GET_MASS_CONFIG_VALUE(a) (GetMutableDefault<UMassEntitySettings>()->a)
 
struct FPropertyChangedEvent;
 
 
UCLASS(MinimalAPI, config = Mass, defaultconfig, DisplayName = "Mass Entity")
class UMassEntitySettings : public UMassModuleSettings
{
    GENERATED_BODY()
public:
#if WITH_EDITORONLY_DATA
    DECLARE_MULTICAST_DELEGATE_OneParam(FOnSettingsChange, const FPropertyChangedEvent& /*PropertyChangedEvent*/);
#endif // WITH_EDITORONLY_DATA
    DECLARE_MULTICAST_DELEGATE(FOnInitialized);
 
    MASSENTITY_API UMassEntitySettings(const FObjectInitializer& ObjectInitializer = FObjectInitializer::Get());
 
    MASSENTITY_API void BuildProcessorListAndPhases();
    MASSENTITY_API void AddToActiveProcessorsList(TSubclassOf<UMassProcessor> ProcessorClass);
 
    MASSENTITY_API TConstArrayView<FMassProcessingPhaseConfig> GetProcessingPhasesConfig();
    const FMassProcessingPhaseConfig& GetProcessingPhaseConfig(const EMassProcessingPhase ProcessingPhase) const { check(ProcessingPhase != EMassProcessingPhase::MAX); return ProcessingPhasesConfig[int(ProcessingPhase)]; }
 
    static FOnInitialized& GetOnInitializedEvent() { return GET_MASS_CONFIG_VALUE(OnInitializedEvent); }
#if WITH_EDITOR
    FOnSettingsChange& GetOnSettingsChange() { return OnSettingsChange; }
 
    static bool IsInitialized() { return GET_MASS_CONFIG_VALUE(bInitialized); }
 
protected:
    MASSENTITY_API virtual void PostEditChangeProperty(struct FPropertyChangedEvent& PropertyChangedEvent) override;
    MASSENTITY_API virtual void PostEditChangeChainProperty(struct FPropertyChangedChainEvent& PropertyChangedEvent) override;
#endif // WITH_EDITOR
 
    MASSENTITY_API virtual void PostInitProperties() override;
    MASSENTITY_API virtual void BeginDestroy() override;
 
    MASSENTITY_API void OnPostEngineInit();
    MASSENTITY_API void BuildPhases();
    MASSENTITY_API void BuildProcessorList();
 
private:
    void OnModulePackagesUnloaded(TConstArrayView<UPackage*> Packages);
 
public:
    UPROPERTY(EditDefaultsOnly, Category = Mass, config, AdvancedDisplay)
    uint32 ChunkMemorySize = 128 * 1024;
 
    UPROPERTY(EditDefaultsOnly, Category = Mass, Transient)
    FString DumpDependencyGraphFileName;
 
    UPROPERTY(EditDefaultsOnly, Category = Mass, config)
    FMassProcessingPhaseConfig ProcessingPhasesConfig[(uint8)EMassProcessingPhase::MAX];
 
    UPROPERTY(VisibleAnywhere, Category = Mass, Transient, Instanced, EditFixedSize)
    TArray<TObjectPtr<UMassProcessor>> ProcessorCDOs;
 
#if WITH_EDITORONLY_DATA
protected:
    FOnSettingsChange OnSettingsChange;
#endif // WITH_EDITORONLY_DATA
    bool bInitialized = false;
    bool bEngineInitialized = false;
 
    FOnInitialized OnInitializedEvent;
};