Rendering

Shaders

Writing shaders in code for s&box: HLSL in a VFX wrapper that combines vertex and pixel stages, with hot reloading on save.

Getting Started

Creating shaders, the recommended code editor setup, and how shaders are compiled.

Attributes and Variables

Passing data from C# into your shaders.

Material

Working with the Material struct and its properties.

Modes

Shader render modes.

Shading Model

Customizing how surfaces are lit.

Render States

Blending, depth, stencil, and culling state.

Sampler States

Texture sampler configuration.

GPU Instancing

Drawing many copies of a model in a single draw call.

Command Lists

Deferred rendering commands attached to a camera.

Classes

Built-in HLSL helper classes for lighting, motion, screen-space tracing and more.

Reference

Default shader inputs and other reference material.

Source: Facepunch/sbox-docs (CC-BY-4.0) · updated 2025-06-15. Read it rendered on the official docs.

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