AISense_Touch.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "CoreMinimal.h"
#include "UObject/ObjectMacros.h"
#include "Perception/AISense.h"
#include "AISense_Touch.generated.h"
 
class IAIPerceptionListenerInterface;
class UAISense_Touch;
class UAISenseConfig_Touch;
 
USTRUCT()
struct FAITouchEvent
{   
    GENERATED_USTRUCT_BODY()
 
    typedef UAISense_Touch FSenseClass;
 
    FVector Location = FVector::ZeroVector;
    
    UPROPERTY()
    TObjectPtr<AActor> TouchReceiver;
 
    UPROPERTY()
    TObjectPtr<AActor> OtherActor;
 
    FGenericTeamId TeamIdentifier = FGenericTeamId::NoTeam;
        
    FAITouchEvent() = default;
    
    FAITouchEvent(AActor* InTouchReceiver, AActor* InOtherActor, const FVector& EventLocation)
        : Location(EventLocation), TouchReceiver(InTouchReceiver), OtherActor(InOtherActor)
    {
        TeamIdentifier = FGenericTeamId::GetTeamIdentifier(InOtherActor);
    }
 
    AIMODULE_API IAIPerceptionListenerInterface* GetTouchedActorAsPerceptionListener() const;
};
 
UCLASS(ClassGroup=AI, MinimalAPI)
class UAISense_Touch : public UAISense
{
    GENERATED_UCLASS_BODY()
 
    UPROPERTY()
    TArray<FAITouchEvent> RegisteredEvents;
 
public:     
    AIMODULE_API void RegisterEvent(const FAITouchEvent& Event);    
 
    UFUNCTION(BlueprintCallable, Category = "AI|Perception", meta = (WorldContext = "WorldContextObject"))
    static AIMODULE_API void ReportTouchEvent(UObject* WorldContextObject, AActor* TouchReceiver, AActor* OtherActor, FVector Location);
 
protected:
    
    struct FDigestedTouchProperties
    {
        uint8 AffiliationFlags;
 
        FDigestedTouchProperties(const UAISenseConfig_Touch& SenseConfig);
        FDigestedTouchProperties();
    };
    TMap<FPerceptionListenerID, FDigestedTouchProperties> DigestedProperties;
 
    
    AIMODULE_API virtual float Update() override;
    
    AIMODULE_API void OnNewListenerImpl(const FPerceptionListener& NewListener);
    AIMODULE_API void OnListenerUpdateImpl(const FPerceptionListener& UpdatedListener);
    AIMODULE_API void OnListenerRemovedImpl(const FPerceptionListener& RemovedListener);
};