Camera orbit turntable with spring arm for product viewer

Setup: SceneComponent(root) → SpringArmComponent(child) → CameraComponent(child). SpringArm: UsePawnControlRotation=false, TargetArmLength=500. Orbit: InputAxis MouseX → MakeRotator(0,0,Value*Sensitivity) → AddRelativeRotation(SpringArm). Zoom: MouseWheel → GetTargetArmLength → Subtract(Current, Axis*Step) → FClamp(Min,Max) → SetTargetArmLength.

Create a Blueprint for a car turntable that auto-rotates and allows mouse drag to manually rotate the car

SpawnSoundAtLocation — spawn persistent audio component at location

Pickup and collectible system with overlap trigger

Pattern: Pickup actor with SphereCollision(overlap), StaticMesh visual. OnComponentBeginOverlap → CastTo PlayerCharacter → Success: call AddScore/AddItem interface on player → PlaySoundAtLocation → SpawnEmitterAtLocation → DestroyActor(self). Set collision to OverlapOnlyPawn for performance.

PlaySoundAtLocation — play sound at world location

UGameplayStatics::PlaySoundAtLocation.

Sound manager singleton for playing music and SFX with volume control

Pattern: Put in GameInstance for persistence. Variables MusicVolume(float)=1.0, SFXVolume(float)=1.0, CurrentMusic(AudioComponent). PlayMusic: IsValid(CurrentMusic) → Stop → SpawnSound2D(MusicAsset, MusicVolume) → store ref. PlaySFX: PlaySound2D(SFXAsset, SFXVolume). SetMusicVolume: SetVolumeMultiplier(CurrentMusic, NewVol). Save volumes to SaveGame.

Metasound

UE 5.0+ next-gen sound system — node graphs for procedural audio. Replaces Sound Cue for new projects.

PlaySoundAtLocation — play a 3D positional sound at a world location

PlaySound2D — play a non-positional 2D sound

2D sound — no world position, good for UI sounds and music. Use PlaySoundAtLocation for world sounds.

DataTable

A spreadsheet-like asset holding rows of a struct type. Great for item catalogs, dialogue lines, level configs.