Add basic class files

Source/MyProject3/SpaceshipProjectile.cpp

@@ -0,0 +1,43 @@
+#include "SpaceshipProjectile.h"
+#include "GameFramework/ProjectileMovementComponent.h"
+#include "Components/StaticMeshComponent.h"
+
+ASpaceshipProjectile::ASpaceshipProjectile()
+{
+    PrimaryActorTick.bCanEverTick = true;
+
+    // Create and setup the projectile mesh
+    ProjectileMesh = CreateDefaultSubobject<UStaticMeshComponent>(TEXT("ProjectileMesh"));
+    RootComponent = ProjectileMesh;
+    ProjectileMesh->SetCollisionProfileName(TEXT("Projectile"));
+    ProjectileMesh->OnComponentHit.AddDynamic(this, &ASpaceshipProjectile::OnHit);
+
+    // Create and setup projectile movement
+    ProjectileMovement = CreateDefaultSubobject<UProjectileMovementComponent>(TEXT("ProjectileMovement"));
+    ProjectileMovement->UpdatedComponent = ProjectileMesh;
+    ProjectileMovement->InitialSpeed = ProjectileSpeed;
+    ProjectileMovement->MaxSpeed = ProjectileSpeed;
+    ProjectileMovement->bRotationFollowsVelocity = true;
+    ProjectileMovement->ProjectileGravityScale = 0.0f;
+
+    // Set lifetime
+    InitialLifeSpan = 3.0f;
+}
+
+void ASpaceshipProjectile::BeginPlay()
+{
+    Super::BeginPlay();
+}
+
+void ASpaceshipProjectile::OnHit(UPrimitiveComponent* HitComp, AActor* OtherActor, UPrimitiveComponent* OtherComp,
+    FVector NormalImpulse, const FHitResult& Hit)
+{
+    if (OtherActor && OtherActor != this)
+    {
+        // Apply damage to the hit actor (if it implements damage interface)
+        FDamageEvent DamageEvent;
+        OtherActor->TakeDamage(DamageAmount, DamageEvent, nullptr, this);
+    }
+
+    Destroy();
+}