BTTask_GameplayTaskBase.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "CoreMinimal.h"
#include "UObject/ObjectMacros.h"
#include "BehaviorTree/BTTaskNode.h"
#include "BehaviorTree/ValueOrBBKey.h"
#include "BTTask_GameplayTaskBase.generated.h"
 
struct FBTGameplayTaskMemory
{
    TWeakObjectPtr<UAITask> Task;
    uint8 bObserverCanFinishTask : 1;
};
 
UCLASS(Abstract, MinimalAPI)
class UBTTask_GameplayTaskBase : public UBTTaskNode
{
    GENERATED_UCLASS_BODY()
 
    AIMODULE_API virtual EBTNodeResult::Type AbortTask(UBehaviorTreeComponent& OwnerComp, uint8* NodeMemory) override;
    AIMODULE_API virtual void OnTaskFinished(UBehaviorTreeComponent& OwnerComp, uint8* NodeMemory, EBTNodeResult::Type TaskResult) override;
    AIMODULE_API virtual void OnGameplayTaskDeactivated(UGameplayTask& Task) override;
    AIMODULE_API virtual uint16 GetInstanceMemorySize() const override;
    AIMODULE_API virtual void InitializeMemory(UBehaviorTreeComponent& OwnerComp, uint8* NodeMemory, EBTMemoryInit::Type InitType) const override;
    AIMODULE_API virtual void CleanupMemory(UBehaviorTreeComponent& OwnerComp, uint8* NodeMemory, EBTMemoryClear::Type CleanupType) const override;
 
protected:
 
    UPROPERTY(EditAnywhere, Category = Task, AdvancedDisplay, DisplayName = WaitForGameplayTask)
    FValueOrBBKey_Bool bWaitForGameplayTask;
 
    AIMODULE_API EBTNodeResult::Type StartGameplayTask(UBehaviorTreeComponent& OwnerComp, uint8* NodeMemory, UAITask& Task);
 
    AIMODULE_API virtual EBTNodeResult::Type DetermineGameplayTaskResult(UAITask& Task) const;
};