About Terathon Software

Lincoln, CA

Terathon Software LLC
A California limited liability company

Founded in 2001
Located in Lincoln, California, USA

Terathon Software is actively involved in many areas of game development and computer graphics.
The projects highlighted below represent our dedication to excellence in industry, education, and research.

C4 Engine

The C4 Engine is the full-featured game engine technology developed by Terathon Software for the The 31st.

C4 Engine

Foundations of Game Engine Development

Foundations of Game Engine Development is a new book series currently being authored by Terathon founder Eric Lengyel. It consists of four volumes covering the broad topics of mathematics, rendering, animation, and physics.

Foundations of Game Engine Development

Slug

Slug is a software library for rendering text directly from Bézier curves on the GPU with advanced typography. It is used in 3D applications for all text rendering needs, including placing text inside a game world.

Slug Library

The 31st

The 31st is a Halloween-themed first-person shooter currently in development at Terathon Software.

The 31st

Projective Geometric Algebra

Projective geometric algebra is a four-dimensional mathematical model that naturally incorporates Euclidean geometries and operations for rigid body motion. It has broad applications in 3D computer graphics.

Projective Geometric Algebra

OpenGEX and OpenDDL

The Open Game Engine Exchange (OpenGEX) format is a text-based file format designed to facilitate the transfer of complex scene data between applications such as modeling tools and game engines.

The Open Data Description Language (OpenDDL) is a general-purpose, human-readable, and strongly-typed data language for information exchange.

OpenGEX
OpenDDL

The Transvoxel Algorithm

The Transvoxel™ Algorithm is a method for seamlessly stitching together neighboring blocks of voxel-based triangle meshes with differing resolutions. It is used in the C4 Engine to implement robust level-of-detail for voxel-based terrain.

Transvoxel Algorithm

Mathematics for 3D Game Programming & Computer Graphics

Mathematics for 3D Game Programming & Computer Graphics is the best-selling textbook authored by Terathon founder Eric Lengyel. It’s packed full of technical information about game development and the mathematics that goes along with it. This book is used by numerous universities worldwide.

Mathematics for 3D Game Programming & Computer Graphics

Game Engine Gems

The Game Engine Gems series of books is a collection of technical articles written by industry experts about various topics in game engine design and implementation. The lead engineer at Terathon started this series and continues to act as the editor.

We also maintain the Graphics and Game Gems Database.

Game Engine Gems