İlk yürütme

2026-08-02 22:34:52 +03:00
commit 26bde15faa
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+// Copyright Epic Games, Inc. All Rights Reserved.
+
+
+#include "Variant_Shooter/AI/ShooterAIController.h"
+#include "ShooterNPC.h"
+#include "Components/StateTreeAIComponent.h"
+#include "Perception/AIPerceptionComponent.h"
+#include "Navigation/PathFollowingComponent.h"
+#include "AI/Navigation/PathFollowingAgentInterface.h"
+
+AShooterAIController::AShooterAIController()
+{
+	// create the StateTree component
+	StateTreeAI = CreateDefaultSubobject<UStateTreeAIComponent>(TEXT("StateTreeAI"));
+
+	// create the AI perception component. It will be configured in BP
+	AIPerception = CreateDefaultSubobject<UAIPerceptionComponent>(TEXT("AIPerception"));
+
+	// subscribe to the AI perception delegates
+	AIPerception->OnTargetPerceptionUpdated.AddDynamic(this, &AShooterAIController::OnPerceptionUpdated);
+	AIPerception->OnTargetPerceptionForgotten.AddDynamic(this, &AShooterAIController::OnPerceptionForgotten);
+}
+
+void AShooterAIController::OnPossess(APawn* InPawn)
+{
+	Super::OnPossess(InPawn);
+
+	// ensure we're possessing an NPC
+	if (AShooterNPC* NPC = Cast<AShooterNPC>(InPawn))
+	{
+		// add the team tag to the pawn
+		NPC->Tags.Add(TeamTag);
+
+		// subscribe to the pawn's OnDeath delegate
+		NPC->OnPawnDeath.AddDynamic(this, &AShooterAIController::OnPawnDeath);
+	}
+}
+
+void AShooterAIController::OnPawnDeath()
+{
+	// stop movement
+	GetPathFollowingComponent()->AbortMove(*this, FPathFollowingResultFlags::UserAbort);
+
+	// stop StateTree logic
+	StateTreeAI->StopLogic(FString(""));
+
+	// unpossess the pawn
+	UnPossess();
+
+	// destroy this controller
+	Destroy();
+}
+
+void AShooterAIController::SetCurrentTarget(AActor* Target)
+{
+	TargetEnemy = Target;
+}
+
+void AShooterAIController::ClearCurrentTarget()
+{
+	TargetEnemy = nullptr;
+}
+
+void AShooterAIController::OnPerceptionUpdated(AActor* Actor, FAIStimulus Stimulus)
+{
+	// pass the data to the StateTree delegate hook
+	OnShooterPerceptionUpdated.ExecuteIfBound(Actor, Stimulus);
+}
+
+void AShooterAIController::OnPerceptionForgotten(AActor* Actor)
+{
+	// pass the data to the StateTree delegate hook
+	OnShooterPerceptionForgotten.ExecuteIfBound(Actor);
+}