GraphicsCodex

The Graphics Codex is a digital reference and learning resource for computer graphics, with projects and course materials.

graphicscodex.com
GraphicsCodex homepage screenshot

About GraphicsCodex

The Graphics Codex is a digital reference and learning resource for computer graphics, with a focus on 3D rendering and physically based shading. It contains 400 cross-referenced equation and diagram entries across 14 chapters, along with multi-platform programming projects. Listed topics include ray tracing, the Rendering Equation, Fresnel equations, shadow map shaders, and transformation matrices.

The site offers free sample material: three PDF topics (Chapter 4: A Model of Light, Ray-Triangle Intersection, and Fresnel Coefficient) and a sample syllabus for teachers who want to use it alongside or instead of a conventional textbook. The homepage describes the full content as an app that is purchased once, with new content and updates released monthly at no charge. The source does not state the purchase price. Links to external API documentation, including DirectX, OpenGL, Unity, Mitsuba, and G3D, are provided rather than hosted on the site.

Key features

  • 400 cross-referenced equation and diagram entries
  • 14 chapters on physically-based shading and rendering
  • Multi-platform programming projects
  • Links to external DirectX, OpenGL, Unity, and G3D API documentation
  • PDF links and full citations for primary sources and textbooks
  • Sample syllabus showing use beside or instead of a textbook
Best for: Students, self-learners, and instructors who want a reference and course companion for 3D computer graphics.
Good for
  • Includes 400 cross-referenced equation and diagram entries and 14 chapters on rendering topics.
  • Provides free sample PDFs and a sample teaching syllabus before any purchase.
  • Homepage states that new content and app features arrive as free monthly updates.
Watch out for
  • Full content is described as an app purchased once; the price is not stated in the source.
  • API documentation is linked externally rather than included on the site.

GraphicsCodex at a glance

Type
Website
Pricing
Not confirmed. Check the site
Platforms
Web
Open source
Not stated
Last checked
Oct 6, 2026 · Online when checked
Listed
Oct 5, 2026

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GraphicsCodex FAQ

Can I try the content before buying?
Yes. Three sample topics are available as free PDFs: Chapter 4: A Model of Light, Topic: Ray-Triangle Intersection, and Topic: Fresnel Coefficient.
Can the site be used with a textbook?
A sample syllabus shows how to use the Graphics Codex beside or instead of a conventional textbook.
How can I report problems or send suggestions?
The homepage invites e-mail suggestions and problem reports to the author at [email protected].
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