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AlexiosBluffMara
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glsl-shader

Create and explain GLSL shaders for Three.js and React Three Fiber projects.

2|Updated Apr 25, 2026
Search Tags:#glsl#shaders#webgl#three.js#react-three-fiber#shader-material
One-click install
npx skills add https://github.com/AlexiosBluffMara/mercury --skill glsl-shader
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: glsl-shader
Source: https://github.com/AlexiosBluffMara/mercury/tree/main/skills/3d/glsl-shader
Command: npx skills add https://github.com/AlexiosBluffMara/mercury --skill glsl-shader

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill helps developers write and understand GLSL shaders for Three.js and React Three Fiber, enabling custom materials, post-processing effects, and shader explanations.

Core Features & Use Cases

  • Shader creation and explanation for vertex and fragment shaders
  • Integration with Three.js / R3F shader materials and common patterns
  • Educational examples that demystify GLSL workflows for real projects

Quick Start

Provide a minimal working ShaderMaterial using a vertex and fragment shader and explain how it works.

Frequently Asked Questions about glsl-shader

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I write a custom GLSL shader for Three.js?▼

To write a custom GLSL shader for Three.js, you define vertex and fragment shaders and pass them into a ShaderMaterial. This Skill generates minimal working shader code and explains how the pipeline processes your geometry and colors.

Can I use GLSL shaders with React Three Fiber?▼

Yes, you can use GLSL shaders with React Three Fiber by attaching shader materials to components. This Skill provides integration patterns and practical examples for writing vertex and fragment shaders within R3F projects.

What is the difference between vertex and fragment shaders in WebGL?▼

Vertex shaders process geometric data like positions and normals, while fragment shaders calculate pixel colors. This Skill explains both stages of the GLSL pipeline and provides educational examples for Three.js implementations.

How do I debug GLSL shaders in a WebGL ES 3.0 context?▼

Debugging GLSL shaders in a WebGL ES 3.0 context involves organizing shader logic and following best practices. This Skill provides guidance on shader structure and debugging techniques to identify and resolve rendering issues.

How do I create post-processing effects with shader materials?▼

Creating post-processing effects with shader materials involves applying fragment shaders to rendered textures. This Skill covers common post-processing patterns and demonstrates how to implement them using Three.js and React Three Fiber.

Do I need prior WebGL experience to use custom shader materials?▼

While basic Three.js knowledge helps, this Skill demystifies GLSL workflows for real projects by providing clear explanations and educational examples, making custom shader materials accessible for developers learning WebGL.

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