Source/Nakatomi/EAIState.cpp

@@ -0,0 +1,5 @@
+// Fill out your copyright notice in the Description page of Project Settings.
+
+
+#include "EAIState.h"
+

Source/Nakatomi/EAIState.h

@@ -0,0 +1,18 @@
+// Fill out your copyright notice in the Description page of Project Settings.
+
+#pragma once
+
+#include "CoreMinimal.h"
+
+/**
+ * 
+ */
+UENUM(BlueprintType)
+enum class EAIState : uint8
+{
+	PASSIVE UMETA(DisplayName = "Passive"),
+	ATTACKING UMETA(DisplayName = "Attacking"),
+	FROZEN UMETA(DisplayName = "Frozen"),
+	INVESTIGATING UMETA(DisplayName = "Investigating"),
+	DEAD UMETA(DisplayName = "Dead"),
+};

Source/Nakatomi/EnemyAIController.cpp

@@ -2,6 +2,8 @@
 
 #include "EnemyAIController.h"
 #include <Kismet/GameplayStatics.h>
+
+#include "EAIState.h"
 #include "NakatomiGameInstance.h"
 #include "BehaviorTree/BehaviorTree.h"
 #include "BehaviorTree/BlackboardComponent.h"
@@ -48,6 +50,8 @@ void AEnemyAIController::OnPossess(APawn* InPawn)
 		BehaviorTree->StartTree(*behaviourTree);
 		Blackboard->SetValueAsObject("SelfActor", enemy);
 	}
+
+	Blackboard->SetValueAsEnum("State",  static_cast<uint8>(EAIState::PASSIVE));
 	
 	//ensure(enemy->GetMovementComponent()->UseAccelerationForPathFollowing());
 }
@@ -179,3 +183,19 @@ bool AEnemyAIController::GetHasAttackToken()
 {
 	return HasAttackToken;
 }
+
+void AEnemyAIController::SetState(EAIState state)
+{
+	Blackboard->SetValueAsEnum("State",  static_cast<uint8>(state));
+}
+
+void AEnemyAIController::SetStateAsPassive()
+{
+	SetState(EAIState::PASSIVE);
+}
+
+void AEnemyAIController::SetStateAsAttacking(AActor* target)
+{
+	Blackboard->SetValueAsObject("TargetActor", target);
+	SetState(EAIState::ATTACKING);
+}

Source/Nakatomi/EnemyAIController.h

@@ -4,6 +4,7 @@
 
 #include "CoreMinimal.h"
 #include "AIController.h"
+#include "EAIState.h"
 #include "EnemyCharacter.h"
 #include "PlayerCharacter.h"
 #include "Perception/AISenseConfig_Sight.h"
@@ -59,4 +60,13 @@ public:
 
 	UFUNCTION()
 	bool GetHasAttackToken();
+
+	UFUNCTION()
+	void SetState(EAIState state);
+
+	UFUNCTION()
+	void SetStateAsPassive();
+
+	UFUNCTION()
+	void SetStateAsAttacking(AActor* target);
 };