Игра Space Invaders (Galaxian) на Unreal Engine C++/ #9 Передвижение врага, смена направления

[@Narazves_gamedev]

//InvadersEnemy.cpp #include "Components/BrushComponent.h" void AInvadersEnemy::BeginPlay() { Super::BeginPlay(); if (FTimerHandle MoveTimer; !MoveTimer.IsValid()) { GetWorldTimerManager().SetTimer(MoveTimer, this, &ThisClass::Move, 0.05, true); } } void AInvadersEnemy::EnemyOverlap(UPrimitiveComponent* OverlappedComponent, AActor* OtherActor, UPrimitiveComponent* OtherComp, int32 OtherBodyIndex, bool bFromSweep, const FHitResult& SweepResult) { if (Cast(OtherActor)) { SpawnExplosionFX(); SpawnSound(); Destroy(); } else if (Cast(OtherComp)) { ChangeDirection(); } } void AInvadersEnemy::Move() { const FVector NewLocation = GetActorLocation() + FVector(0.0, MoveDirection, 0.0); SetActorLocation(NewLocation); } void AInvadersEnemy::ChangeDirection() { TArray OutActors; UGameplayStatics::GetAllActorsOfClass(GetWorld(), StaticClass(), OutActors); for (AActor* EnemyActor : OutActors) { if (AInvadersEnemy* Enemy = Cast(EnemyActor)) { Enemy->MoveDirection *= -1.0; } } }

[@Narazves_gamedev]

// InvadersEnemy.h UCLASS() class INVADERS_API AInvadersEnemy : public AActor { GENERATED_BODY() protected: double MoveDirection = -1.0; void Move(); void ChangeDirection(); };