Physics Triggers: Enter, Exit Events and Polling in s&box
A trigger is a collider that detects when physics objects enter or exit it without blocking movement. Useful for pickup zones, death planes, checkpoints, and ar…
s&box CharacterController: Physics-Free Movement Component
s&box CharacterController: Physics-Free Movement Component provides collision-constrained movement without a . It only moves when you explicitly call or . Key P…
Joint Components: HingeJoint Motor Modes, BreakForce, Body Resolution, and Joint Creation Timing
Joint Components: HingeJoint, FixedJoint, and the Joint Base Class s&box provides physics joint components for constraining physics bodies. All joints extend th…
Component Interfaces: ExecuteInEditor, ICollisionListener, IDamageable in s&box
s&box provides several Component interfaces for specific purposes: editor execution, collision handling, triggers, damage, and networking. ExecuteInEditor Compo…
Particle Effects System
Particle Effects System CPU-simulated, fully controllable particle system for effects like fire, smoke, sparks, and explosions. Architecture The particle system…
Triggers: Non-Blocking Collision Detection with ITriggerListener
A trigger is a collider that detects when other physics objects enter or exit it without blocking their movement. Useful for pickup zones, death planes, checkpo…
ActionGraph Component Actions - s&box Documentation
ActionGraph Component Actions Add ActionGraph behavior directly to GameObjects using the ActionGraph component. Component Actions The ActionGraph component lets…
Mapping - s&box Editor Documentation
Mapping s&box includes Hammer, the Source 2 level editor, for creating maps and environments. Build worlds with brushes, props, lighting, and gameplay entities.…
Explore the Engine - s&box Documentation
Explore the Engine Learn how s&box works by exploring the testbed and understanding the core concepts. Play Testbed Start s&box (not the editor) and find the ga…
Navigation: Recast NavMesh Generation and Pathfinding in s&box
s&box implements Recast Navigation (the industry standard used in Unreal, Unity, and Godot) for navmesh generation and navigation agents. What is a NavMesh? A s…
GameObjectSystem - s&box Scene Documentation
GameObjectSystem GameObjectSystems are global systems that operate on groups of GameObjects. Unlike Components which are attached to single GameObjects, systems…
Engine Frame Loop Order: FrameStart, Scene Tick, and FrameEnd Sequence
Engine Frame Loop Order The s&box engine frame loop runs in a specific order each frame. Understanding this is important for knowing when your code runs relativ…
GameObjectSystem — scene-wide systems with stage-ordered execution and static access
GameObjectSystem — Scene-Wide Systems is a base class for scene-level systems that need to run at specific points in the frame — before or after physics, render…
Execution Order - s&box Documentation
Execution Order Understanding the order in which component methods are called. Flowchart Component lifecycle follows a specific order: Constructor — Object crea…
DamageInfo: The Standard Damage Payload — Properties, Usage, and Custom Types
DamageInfo: The Standard Damage Payload is a class (not a struct) used to pass damage information between game systems. It is intentionally a class so games can…
Scene Tick Order: Full Frame Pipeline — FixedUpdate, Update, PreRender, ProcessDeletes, and Stage Hooks
Scene Tick Order: The Full Frame Pipeline Understanding the exact order of operations in a scene tick is critical for writing correct game logic. Game Tick Orde…
GameObjectFlags: DontDestroyOnLoad, NotNetworked, Absolute, and Destroy vs DestroyImmediate
GameObjectFlags: Controlling GameObject Behavior is a flags enum that controls special behaviors for GameObjects. Values Usage ```csharp // Survive scene loads …
Custom Particle Controller - s&box Documentation
Official s&box documentation for the Particle System - visual effects. Particle Effect creates GPU-accelerated visual effects. Custom Particle Controllers scrip…
HTTP Requests - s&box Networking Documentation
HTTP Requests s&box provides an HTTP client for making web requests to external APIs. This is useful for fetching data, submitting scores to custom backends, or…
Playing Sounds - s&box Sound Documentation
Playing Sounds s&box provides multiple ways to play audio. From simple one-shots to complex 3D spatial audio with full control. SoundEvent Create reusable sound…