# Eternal Darkness: a work-in-progress GameCube decompilation

> Eternal Darkness: Sanity's Requiem is being reconstructed from the USA GameCube release as C source. The repository contains source files, symbol maps and split maps, with a build that reads the user's disc image and an objdiff workflow for comparing objects. The author describes the game and engine code as ongoing work.

- Type: Case study
- Targets: Game
- Category: Independent reconstruction cases
- Relationship: Independent reconstruction project
- Sources reviewed: 2026-11-06
- Added to the catalog: 2026-11-09
- Original resource: <https://github.com/PattyTrish/unending-occlusion>
- Primary source: <https://github.com/PattyTrish/unending-occlusion/blob/5f96a059f13021c62542bee6cf42280d16d5f014/README.md>
- Catalog page: <https://awesomerea.org/resources/unending-occlusion-eternal-darkness-case/>
- Record JSON: <https://awesomerea.org/resources/unending-occlusion-eternal-darkness-case/record.json>
- Chinese version: [简体中文](https://awesomerea.org/zh/resources/unending-occlusion-eternal-darkness-case/index.md)

## Requirements & limits

- **Prerequisites:** Requires a user-owned Eternal Darkness USA Rev 0 disc image.
- **Prerequisites:** Building requires Python and Ninja; the documented workflow supports Windows, macOS and Linux.
- **Limits:** Game and engine decompilation remains in progress.
- **License:** CC0-1.0 License.

## Primary sources

1. <https://github.com/PattyTrish/unending-occlusion/blob/5f96a059f13021c62542bee6cf42280d16d5f014/README.md>

## More in Games

- [Eternal Darkness: Sanity’s Requiem — a matching GameCube decompilation](https://awesomerea.org/resources/eternal-darkness-decomp/index.md) · Case study
- [Eternal Fighter Zero -Memorial-: exact-function source reconstruction](https://awesomerea.org/resources/eternal-fighter-zero-case/index.md) · Case study
- [EVA-Decomp: matching Neon Genesis Evangelion on Nintendo 64](https://awesomerea.org/resources/eva-decomp-case/index.md) · Case study
- [Evo's Space Adventures PSX: matching decompilation of Evo's Space Adventure](https://awesomerea.org/resources/esa-psx-case/index.md) · Case study
- [Excite Truck: matching Wii decompilation](https://awesomerea.org/resources/excite-truck-decomp-case/index.md) · Case study
- [Excitebike 64: matching three Nintendo 64 releases](https://awesomerea.org/resources/excitebike-64-decomp-case/index.md) · Case study

## About this entry

The description was reviewed against primary sources.
Original editorial content: MIT. Linked projects, papers and assets retain their own rights and licenses.