RealTime vs Time: Wall-Clock vs Scene Time — RealTimeSince, RealTimeUntil, GlobalNow, and SmoothDelta
RealTime vs Time: Wall-Clock vs Scene Time — When to Use Each s&box has two time systems. Choosing the wrong one is a common source of bugs. Time (Scene Time) ,…
FixedUpdate Internals: Step Counting, Spiral of Death Prevention, Time.Scope, and ApplyForce vs ApplyImpulse
FixedUpdate Internals: How the Fixed Timestep Works in s&box The s&box fixed update system uses a step-counting approach rather than accumulating time. This is …
Time Utilities: TimeSince, TimeUntil, and Frame-Rate Independence
s&box provides time utilities for cooldowns, countdowns, and frame-rate independent movement without manual bookkeeping. Time.Delta Seconds since last frame. Mu…
BeamEffect: Animated Line Renderer for Tracers, Lasers, and Beams
The BeamEffect in s&box is an animated LineRenderer for creating beams, tracers, and lasers. It supports multiple beams, fade over time, scale over time, and te…
Backend Services - Achievements, Leaderboards, Stats
Backend Services - Achievements, Leaderboards, Stats Integrate Steam backend services for player progression, competition, and analytics. Achievements Track and…
Component execution order — OnAwake, OnStart, OnUpdate, OnFixedUpdate, and OnLateUpdate
Component Execution Order s&box calls component lifecycle methods in a defined order each frame. Understanding this order is essential for avoiding race conditi…
Building a Networked Radio System with 3D Audio and Sync
Building a functional, interactive, and multiplayer-compatible radio system in s&box requires coordinating networked replication, local 3D audio handles, extern…
s&box Hotload System: How Code Reloading Works, SkipHotload, ConVar Persistence, and NetworkObject.OnHotload
s&box Hotload System: How Code Reloading Works s&box supports live code reloading (hotload) without restarting the game. Understanding how it works helps avoid …
Networking Static Class: IsHost, IsClient, CreateLobby, Connect, SetData, and Debug Convars
Networking Static Class: IsHost, IsClient, CreateLobby, Connect, and Server Data The static class manages the multiplayer session in s&box. Session State Note: …
Component Lifecycle: Full Callback Order — OnAwake, OnEnabled, OnStart, OnUpdate, OnFixedUpdate, OnDisabled, OnDestroy
Component Lifecycle: Full Callback Order s&box components have a well-defined lifecycle. Understanding the exact order prevents subtle bugs. Callback Order Key …
Hotloading - s&box Documentation
Hotloading Whenever you save a code file in your project (.cs or .razor files), we recompile and attempt to live-reload the changed assembly. This lets you quic…
Code Generation - s&box Documentation
Official s&box documentation for Code Generation - compile-time code generation. Code Generation covers the source generator system in s&box. The generator crea…
Component Lifecycle Methods Reference
Component Lifecycle Methods s&box Components have a well-defined lifecycle with specific methods you can override for different phases of initialization and upd…
s&box Source Generator: IUpdateSubscriber, WrappedPropertySet, and How [Sync]/[Rpc.*] Work at Compile Time
s&box Source Generator: How [CodeGenerator] Works for [Sync] and [Rpc.*] The Roslyn source generator transforms your C# code at compile time. Understanding this…
Terrain System
Terrain System Create expansive outdoor environments with real-time terrain editing, heightmap import, and multi-layer materials. Features Creating Terrain Add …
PlayerController: Architecture, Ground Detection, Jump System, WishVelocity Sync, and Physics Step Integration
PlayerController: Architecture, Ground Detection, and Jump System is the built-in s&box character movement component. It uses a internally and implements to hoo…
FileSystem: Mounted, Data, OrganizationData, Cache, and Memory Filesystems
FileSystem: Accessing Game Files in s&box s&box provides several filesystem access points through the static class. Available Filesystems Reading and Writing Fi…
Movie Maker - s&box Documentation
Official s&box documentation for the Movie Maker - cinematic recording and editing. Movie Maker provides tools for creating cinematic sequences and gameplay rec…
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…
Clothing - s&box Assets Documentation
Clothing The clothing system allows players to customize their Citizen character with various wearable items. Create hats, shirts, pants, accessories, and more.…