DataflowSimulationInterface.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "CoreMinimal.h"
#include "Dataflow/DataflowObject.h"
#include "UObject/Interface.h"
 
#include "DataflowSimulationInterface.generated.h"
 
#define UE_API DATAFLOWSIMULATION_API
 
struct FDataflowSimulationProxy;
 
USTRUCT(BlueprintType)
struct FDataflowSimulationAsset
{
    GENERATED_BODY()
 
    /* Simulation dataflow asset used to advance in time on Pt */
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Physics")
    TObjectPtr<UDataflow> DataflowAsset;
 
    /* Simulation groups used to filter within the simulation nodes*/
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Physics")
    TSet<FString> SimulationGroups;
};
 
UINTERFACE(MinimalAPI)
class UDataflowSimulationInterface : public UInterface
{
    GENERATED_BODY()
};
 
class IDataflowSimulationInterface
{
    GENERATED_BODY()
    
public:
    IDataflowSimulationInterface() {}
 
    virtual FDataflowSimulationAsset& GetSimulationAsset() = 0;
 
    virtual const FDataflowSimulationAsset& GetSimulationAsset() const = 0;
    
    virtual void BuildSimulationProxy() = 0;
    
    virtual void ResetSimulationProxy() = 0;
 
    virtual const FDataflowSimulationProxy* GetSimulationProxy() const = 0;
 
    virtual FDataflowSimulationProxy* GetSimulationProxy() = 0;
 
    virtual FString GetSimulationName() const = 0;
 
    virtual void PreProcessSimulation(const float DeltaTime) {};
 
    virtual void WriteToSimulation(const float DeltaTime, const bool bAsyncTask) {};
 
    virtual void ReadFromSimulation(const float DeltaTime, const bool bAsyncTask) {};
 
    virtual void ReadRestartData() {};
 
    virtual void PostProcessSimulation(const float DeltaTime) {};
    
    virtual FString GetSimulationType() const {return TEXT("");};
 
    UE_API void RegisterManagerInterface(const TObjectPtr<UWorld>& SimulationWorld);
 
    UE_API void UnregisterManagerInterface(const TObjectPtr<UWorld>& SimulationWorld) const;
 
    UE_API bool IsInterfaceRegistered(const TObjectPtr<UWorld>& SimulationWorld) const;
};
 
#undef UE_API