Sites [D3.06.09]

Navigate the UAC Mars research facility in Doom 3. This guide covers essential sites, features, and development details for the sci-fi horror FPS.

This guide section for Doom 3 covers information related to the game's sites and locations. It includes details about the game's background, features, development, and technical aspects.

Background: You play as a marine tasked with fighting demonic hordes at a UAC research facility on Mars in 2145 after a demonic invasion. Your mission is to survive, uncover the cause of the invasion, and prevent its spread.

Features: The game's technology, powered by the id Tech 4 engine, emphasizes unified lighting and shadowing, complex animations, and interactive GUI surfaces. Key advancements include real-time per-pixel lighting and stencil shadowing, though it lacks soft shadows and global illumination. The engine also supports advanced bump mapping, specular highlighting, and realistic physics.

Hardware Requirements: The id Tech 4 engine requires a DirectX 8.0 compliant GPU with programmable shaders (e.g., Nvidia GeForce 3 or ATI Radeon 8500) and 64MB VRAM. While DirectX 9.0 features are not mandatory, they enhance performance. Older DirectX 7.0 cards and software rendering are generally not supported, though some workarounds exist for specific cards like the GeForce 4 MX.

Development: Development for Doom 3 began in 2000, with the engine work starting earlier. It was first showcased in 2001 and demonstrated at E3 2002, featuring early gameplay and a narrative introduction involving Dr. Betruger and a demonic invasion.