94 lines
2.6 KiB
C++
94 lines
2.6 KiB
C++
// © 2025 Naked People Team. All Rights Reserved.
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#include "LocationTrigger.h"
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#include "Components/BoxComponent.h"
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#include "LocationSubsystem.h"
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#include "NakedDesire/Player/NakedDesireCharacter.h"
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#include "TimerManager.h"
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ALocationTrigger::ALocationTrigger()
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{
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PrimaryActorTick.bCanEverTick = false;
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BoxTrigger = CreateDefaultSubobject<UBoxComponent>("Box Trigger");
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RootComponent = BoxTrigger;
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}
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ULocationData* ALocationTrigger::GetLocationData() const
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{
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return LocationData;
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}
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void ALocationTrigger::BeginPlay()
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{
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Super::BeginPlay();
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BoxTrigger->OnComponentBeginOverlap.AddDynamic(this, &ALocationTrigger::OnTriggerBeginOverlap);
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BoxTrigger->OnComponentEndOverlap.AddDynamic(this, &ALocationTrigger::OnTriggerEndOverlap);
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// Defer to next tick so the player pawn is spawned and positioned and physics overlaps
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// have been computed before we check whether it started out inside this volume.
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GetWorld()->GetTimerManager().SetTimerForNextTick(this, &ALocationTrigger::SeedInitialPlayerOverlap);
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}
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void ALocationTrigger::OnConstruction(const FTransform& Transform)
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{
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Super::OnConstruction(Transform);
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BoxTrigger->SetBoxExtent(TriggerSize);
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}
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void ALocationTrigger::OnTriggerBeginOverlap(UPrimitiveComponent* OverlappedComponent, AActor* OtherActor,
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UPrimitiveComponent* OtherComp, int32 OtherBodyIndex, bool bFromSweep, const FHitResult& SweepResult)
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{
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if (!OtherActor || !OtherActor->IsA<ANakedDesireCharacter>())
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return;
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SetPlayerInside(true);
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}
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void ALocationTrigger::OnTriggerEndOverlap(UPrimitiveComponent* OverlappedComponent, AActor* OtherActor,
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UPrimitiveComponent* OtherComp, int32 OtherBodyIndex)
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{
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if (!OtherActor || !OtherActor->IsA<ANakedDesireCharacter>())
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return;
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// Another of the player's components may still overlap the box (capsule vs. mesh); only
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// report the exit once the player has fully left, so we fire exactly one Exit per Enter.
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if (IsPlayerOverlapping())
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return;
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SetPlayerInside(false);
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}
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void ALocationTrigger::SeedInitialPlayerOverlap()
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{
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if (IsPlayerOverlapping())
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SetPlayerInside(true);
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}
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void ALocationTrigger::SetPlayerInside(const bool bInside)
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{
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if (bInside == bPlayerInside)
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return;
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bPlayerInside = bInside;
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if (ULocationSubsystem* Locations = GetWorld()->GetSubsystem<ULocationSubsystem>())
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{
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if (bInside)
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Locations->EnterLocation(LocationData);
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else
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Locations->ExitLocation(LocationData);
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}
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}
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bool ALocationTrigger::IsPlayerOverlapping() const
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{
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TArray<AActor*> Overlapping;
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BoxTrigger->GetOverlappingActors(Overlapping, ANakedDesireCharacter::StaticClass());
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return Overlapping.Num() > 0;
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} |