GM Shaders | Xor | Substack

Reading Math Papers

An overview of mathematics for programmers. Demystifying the fancy math symbols so you can use equations from more sources

READ THE LATEST

Most Popular

Guest: Radiance Cascades

Apr 13, 2024 • Xor and Alex

Signed Distance Fields

Feb 19, 2025 • Xor

Mar 17, 2025 • Xor

Oct 29, 2023 • Xor

Recent posts

FragCoord: The Ultimate Tool

Building my ulimate shader editor

Mar 7 • Xor

Mini: 3D Rotation

How to rotate with Euler Angles and Axis Angles

Oct 19, 2025 • Xor

Video Interview with Outsider Supply

Talking shaders, art and games

Sep 15, 2025 • Xor

A cheap alternative to 3D simplex noise

Sep 5, 2025 • Xor

An overview of the mix function, how it works and some unusual uses

Aug 30, 2025 • Xor

Beginner

An overview of the mix function, how it works and some unusual uses

Aug 30, 2025 • Xor

Modeling the World in 280 Characters

An exploration of the mindset, methods, and motivations behind crafting tiny, expressive shaders that combine code, art, and constraint

Jun 23, 2025 • Xor

Mini: Design Choices

The guidelines I use to visually improve my shader art

May 19, 2025 • Xor

Common Shader Mistakes

Avoiding the most common problems in graphics programming

Apr 26, 2025 • Xor

Subscribe for free tutorials

#nojs-banner { position: fixed; bottom: 0; left: 0; padding: 16px 16px 16px 32px; width: 100%; box-sizing: border-box; background: red; color: white; font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol"; font-size: 13px; line-height: 13px; } #nojs-banner a { color: inherit; text-decoration: underline; } This site requires JavaScript to run correctly. Please turn on JavaScript or unblock scripts