Horizontal Box

Lays out children left-to-right. Same Size pin model as Vertical Box.

Vertical Box

Lays out children top-to-bottom. Children's Size pins control how space is distributed.

BoxTraceSingle — box sweep for collision detection

Create a Blueprint for a spawner that spawns enemies at random locations within a box volume every few seconds

string

string

EnhancedInputAction — Enhanced Input system action event

K2Node_EnhancedInputAction. ActionValue type depends on InputAction (Bool, Float, Axis2D, Axis3D). Triggers: Started, Ongoing, Triggered, Completed, Canceled.

Less (float) — A < B

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.

Square — return A squared (A*A)

Overlap

Two collision shapes occupying the same space without blocking. Use for triggers (volume, pickup).