shader-dev

1# Shader Craft
2 
3A unified skill covering 36 GLSL shader techniques (ShaderToy-compatible) for real-time visual effects.
4 
5## Invocation
6 
7```
8/shader-dev <request>
9```
10 
11`$ARGUMENTS` contains the user's request (e.g. "create a raymarched SDF scene with soft shadows").
12 
13## Skill Structure
14 
15```
16shader-dev/
17├── SKILL.md                      # Core skill (this file)
18├── techniques/                   # Implementation guides (read per routing table)
19│   ├── ray-marching.md           # Sphere tracing with SDF
20│   ├── sdf-3d.md                 # 3D signed distance functions
21│   ├── lighting-model.md         # PBR, Phong, toon shading
22│   ├── procedural-noise.md       # Perlin, Simplex, FBM
23│   └── ...                       # 34 more technique files
24└── reference/                    # Detailed guides (read as needed)
25    ├── ray-marching.md           # Math derivations & advanced patterns
26    ├── sdf-3d.md                 # Extended SDF theory
27    ├── lighting-model.md         # Lighting math deep-dive
28    ├── procedural-noise.md       # Noise function theory
29    └── ...                       # 34 more reference files
30```
31 
32## How to Use
33 
341. Read the **Technique Routing Table** below to identify which technique(s) match the user's request
352. Read the relevant file(s) from `techniques/` — each file contains core principles, implementation steps, and complete code templates
36…