Unreal Engine Versions/1

Engine Development Credits

Unreal Engine Core System Design

Tim Sweeney

Engine Development Management

Tim Sweeney

Engine Management System

Tim Sweeney

UnrealEd

Tim Sweeney (pre UnrealEd 1)
Warren Mashall (UnrealEd 2+)

Rendering Engine

Tim Sweeney (Main)
Erik De Neve (Sub)
Daniel Vogel (Sub)

Physics Engine

Tim Sweeney

Network Engine

Tim Sweeney

Sound Engine

Carlo Vogelsang

Music System

Module Musics

A.I. System

Steven Polge

Console Porting

Brandon Reinhart (PlayStation 2 Porting)

Console Porting Outsourcing

Secrel Level (Dreamcast Porting)

Builds Version

PC Version

[Unreal] Builds 1~226 (32-bit Windows, 32-bit Linux, MacOS)
- first released out of box on Unreal build is 100
[Unreal Tournament] Builds 300~436 (32-bit Windows, 32-bit Linux, MacOS, MacOS X)
- first released Unreal Tournament demo build is 338
- first released out of box on Unreal Tournament build is 400

PlayStation 2 Version

[Unreal Tournament] Builds 420~432

Dreamcast Version

[Unreal Tournament] Builds 420~432

Engine Details

Rendering Technologies

3DFX Glide, S3 Metal, PowerVR SGL, Direct3D 6 (Builds 224), Direct 3D 7 (Builds 226), Direct3D 8 (Builds 436) and OpenGL (Builds 224+), software rendering support
32-bit fully colored soft animated dynamic lighting
- Multicolored lighting
  - with true colored intermixing of fuzzy shadows
- Supports raytraced and enveloped lighting
- Radial, cylindrical, spotlight, searchlight, ambient, spherical, shell, and 20+ special effect lights
- Caustic effects such as "fire waver", "watery shimmer", and the like can be applied to lights
- Supports lens flares and coronas
Extensible BSP and portal technology
- Mirror surfaces
- Semireflective materials, such as marble surfaces which partially reflect light
- Non-euclidean, redirectable "warp" portal effects for seeing through teleporters
- Seeing through windows into an infinite sky zone in which a sky, planets, mountains, and other objects are constructed
- Skies and backgrounds with independent coordinate systems for independent translation and rotationz
Enhanced Quadtree/Octree support (Builds 400+)
Major enhancements to the rendering engine speed (Builds 400+)
Curved-surface rendering support
- with an adaptive level-of-detail subdivision surface rendering algorithm
- eliminating polygonization
32-bit colored 512x512 size texture support
- Emboss bump mapping
- Multi-texturing
- Dynamic range scaled detail textures
- Procedurally animated textures
Multiple channels of vertex animation support
Skeletal animation support (Builds 432+)
Decal support (Builds 300+)
Light bloom
Fog volume
Volumetric lighting
S3TC texture compression (Builds 400+)
High resolution texture 1024x1024 size support (Builds 400+)
Environment mapping support (Builds 300+)
Multy-skybox system
Very improved multi-skybox system (Builds 400+)
Complex particles system
Extensible particles system (Builds 400+)

Other Features

Fully digital audio based module sound system
Digital music, MP3, CD Audio, module music, s3m, etc support
Doppler shift
A3D support
Software 3D sound
Surround sound
Improved support on A3D, EAX, DS3D (Builds 400+)
Newly highly enhancing A.I. algorithms and BOT A.I. and teamwork A.I. (Builds 400+)
Newly very improved network code (Builds 400+)
Real-time recording of in-engine footage as replayable 'demo' files
Enhanced demo reconding system (Builds 400+)
GUI editor
Imploved GUI editor (Builds 400+)
Native support for localization of text to 8-bit languages, via CODEPAGE 850 and replaceable fonts
- Built-in UnrealScript and C++ support for externalization of all text, enabling non-programmer translation to all 8-bit languages

Development Tools

UnrealEd 1 – Builds pre 420
UnrealEd 2 – Builds 420+
Ucc

Projects

Released Projects

Unreal Engine 1 using released projects on more than 50 over titles, included all of the unknowned PC, PS2, Dreamcast titles

Project	Developer	Release Date	Engine Build
Unreal	Epic Games / [Digital Extremes]	May 25, 1998	Build 100-226
Star Trek: The Next Generation: Klingon Honor Guard	Microprose	November 1, 1998	Build 216-219
TNN Outdoor Pro Hunter	DreamForge Entertainment	December 1, 1998	Build 216-220
[Unreal Mission Pack 1: Return to Na Pali]	Legend Entertainment	June 26, 1999	Build 224-226
[Dr. Brain's Thinking Games: Action/Reaction]	Knowledge Adventure	August 19, 1999	Build 224
Virtual Reality Notre-Dame: A Real-Time Virtual Reconstruction	Digitalo Studios	August 30, 1999	Build 224-226
Nerf Arena Blast	Visionary Media	October 31, 1999	Build 300
Wheel of Time	Legend Entertainment	November 11, 1999	Build 300-333
Unreal Tournament	PC / PlayStation 2 – Epic Games / [Digital Extremes] Dreamcast – Secret Level	PC – November 23, 1999 PlayStation 2 – October 21, 2000 Dreamcast – March 13, 2001	Build 338-436
Unrealty	Perilith Industrielle	May 18, 2000	Build 405-436
Deus Ex	ION Storm Austin	June 23, 2000	Build 400-436
[Star Trek: Deep Space Nine: The Fallen]	[Simon & Schuster]	October 27, 2000	Build 338
[Rune]	[Human Head Studios]	October 31, 2000	Build 420-436
[Clive Barker's Undying]	DreamWorks Interactive	February 21, 2001	Build 420
[Adventure Pinball: Forgotten Island]	[Digital Extremes]	March 23, 2001	Build 420
X-COM: Enforcer	Microprose	April 19, 2001	Build 420
[Rune: Halls of Valhalla]	Human Head Studios	April 27, 2001	Build 436
[Rune: Viking Warlord]	Human Head Studios	June 28, 2001	Build 436
[Harry Potter and the Sorcerer's Stone]	KnowWonder	PC – November 16, 2001	Build 436
Deus Ex: Conspiracy	ION Storm Austin	March 26, 2002	Build 436
[Tactical Ops: Assault on Terror]	Kamehan Studios	April 23, 2002	Build 436
Mobile Forces	Rage Software	May 11, 2002	Build 436
[Harry Potter and the Chamber of Secrets]	KnowWonder	PC – November 8, 2002	Build 436
Disney's Brother Bear	KnowWonder	November 11, 2003	Build 436

Non-gaming Projects

Unreal Engine 1 is used in some non-gaming projects including construction simulation and design, training simulation, driving simulation, virtual reality shopping malls, movie storyboards, continuity, pre-visual, etc.