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ck:shader

Generate GLSL fragment shaders for procedural graphics in WebGL/Three.js projects.

1|Updated Mar 5, 2026
Search Tags:#textures#graphics#glsl#webgl#generative-art#shader#procedural
One-click install
npx skills add https://github.com/hotriluan/alkana_web --skill ck-shader-hotriluan
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: ck:shader
Source: https://github.com/hotriluan/alkana_web/tree/main/.opencode/skills/shader
Command: npx skills add https://github.com/hotriluan/alkana_web --skill ck-shader-hotriluan

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

GLSL fragment shader development can be challenging for prototyping and learning; this Skill provides a structured guide to write GPU-accelerated shaders for procedural graphics, textures, and visual effects.

Core Features & Use Cases

  • Procedural textures and patterns (noise, SDFs, gradients) enable rich visuals without external assets.
  • Real-time animations and effects for WebGL/Three.js projects, shader experiments, and generative art.
  • Quick-start templates and extensive references to common GLSL functions and uniforms to accelerate debugging and iteration.

Quick Start

Create a fragment shader that renders a simple procedural color gradient using u_time and u_resolution.

Frequently Asked Questions about ck:shader

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

FAQPage Schema
How do I write a GLSL fragment shader for procedural graphics?▼

To write a GLSL fragment shader for procedural graphics, you structure GPU code using typical uniforms like u_time and u_resolution alongside common GLSL functions to render real-time visual effects.

What is the best way to create procedural textures without external assets?▼

Creating procedural textures without external assets requires using GLSL fragment shaders to compute mathematical patterns like noise, signed distance fields, and gradients directly on the GPU.

Can I use generated GLSL fragment shaders in WebGL and Three.js projects?▼

You can use generated GLSL fragment shaders in WebGL and Three.js projects by applying the procedural code directly within real-time rendering contexts to execute visual effects and generative art.

How do I start a fragment shader that renders a simple color gradient?▼

To start a fragment shader rendering a color gradient, you create a basic structure mapping u_time and u_resolution uniforms to pixel coordinates to calculate and output interpolated colors.

Do I need external assets to generate real-time visual effects in a fragment shader?▼

You do not need external assets to generate real-time visual effects in a fragment shader; procedural generation uses mathematical functions and uniforms like u_time to create textures dynamically on the GPU.

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