74 - Projectile Tracer

Source/Blaster/Weapon/Projectile.cpp

@@ -5,12 +5,14 @@
 
 #include "Components/BoxComponent.h"
 #include "GameFramework/ProjectileMovementComponent.h"
+#include "Kismet/GameplayStatics.h"
 
 AProjectile::AProjectile()
 {
 	PrimaryActorTick.bCanEverTick = true;
+	bReplicates = true;
 
-	CollisionBox = CreateDefaultSubobject<UBoxComponent>(TEXT("CollisionBox"));\
+	CollisionBox = CreateDefaultSubobject<UBoxComponent>(TEXT("CollisionBox"));
 	SetRootComponent(CollisionBox);
 	CollisionBox->SetCollisionObjectType(ECollisionChannel::ECC_WorldDynamic);
 	CollisionBox->SetCollisionEnabled(ECollisionEnabled::QueryAndPhysics);
@@ -25,12 +27,21 @@ AProjectile::AProjectile()
 void AProjectile::BeginPlay()
 {
 	Super::BeginPlay();
-	
+
+	if (Tracer)
+	{
+		TracerComponent = UGameplayStatics::SpawnEmitterAttached(
+			Tracer,
+			CollisionBox,
+			FName(),
+			GetActorLocation(),
+			GetActorRotation(),
+			EAttachLocation::KeepWorldPosition
+		);
+	}
 }
 
 void AProjectile::Tick(float DeltaTime)
 {
 	Super::Tick(DeltaTime);
-
 }
-

Source/Blaster/Weapon/Projectile.h

@@ -4,6 +4,7 @@
 
 #include "CoreMinimal.h"
 #include "GameFramework/Actor.h"
+#include "Particles/ParticleSystemComponent.h"
 #include "Projectile.generated.h"
 
 UCLASS()
@@ -25,4 +26,9 @@ public:
 
 	UPROPERTY(VisibleAnywhere)
 	class UProjectileMovementComponent* ProjectileMovementComponent;
+
+	UPROPERTY(EditAnywhere)
+	class UParticleSystem* Tracer;
+
+	class UParticleSystemComponent* TracerComponent;
 };

Source/Blaster/Weapon/ProjectileWeapon.cpp

@@ -10,6 +10,8 @@ void AProjectileWeapon::Fire(const FVector& HitTarget)
 {
 	Super::Fire(HitTarget);
 
+	if (!HasAuthority()) return;
+
 	APawn* InstigatorPawn = Cast<APawn>(GetOwner());
 	const USkeletalMeshSocket* MuzzleFlashSocket = GetWeaponMesh()->GetSocketByName(FName("MuzzleFlash"));
 	if (MuzzleFlashSocket)