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452:. "Light blooms , fog volumes, and composite skies were steps I was planning on taking, but Epic got there first with Unreal," he said, adding: "The Unreal engine has raised the bar on what action gamers expect from future products. The visual effects first seen in the game will become expected from future games."
282:
The big goal with the Unreal technology all long was to build up a base of code that could be extended and improved through many generations of games. Meeting that goal required keeping the technology quite general-purpose, writing clean code, and designing the engine to be very extensible. The early
385:
connecting all the subsystems less "glamorous". Despite requiring a significant personal effort, he said the engine was his favorite project at Epic, adding: "Writing the first Unreal Engine was a 3.5-year, breadth-first tour of hundreds of unique topics in software and was incredibly enlightening."
277:
engine. Unlike id
Software, whose engine business only offered the source code, Epic provided support for licensees and would get together with their leads to discuss improvements to its game development system, internally dubbed the Unreal Tech Advisory Group. While it cost around $ 3 million
283:
plans to design an extensible multi-generational engine happened to give us a great advantage in licensing the technology as it reached completion. After we did a couple of licensing deals, we realised it was a legitimate business. Since then, it has become a major component of our strategy.
278:
to produce and licenses for up to $ 350,000, Epic gave players the ability to modify its games with the incorporation of UnrealEd and a scripting language called UnrealScript, sparking a community of enthusiasts around a game engine built to be extensible over multiple generations of games.
230:
We released amazing screenshots of our game, but also screenshots of our editor early on, around 1995. That led those companies to call us. Microprose called us and they said "we're interested in licensing your engine!" and we're like "Engine? What engine? Oh! Right, our engine! It's very
337:
were supported, they reported a slower performance compared to Glide due to their deficiency in texture management at the time. Sweeney particularly criticized the quality of OpenGL drivers for consumer hardware, describing them as "extremely problematic,
615:
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342:, and untested", and labeled the code in the implementation as "scary" as opposed to the simpler and cleaner support for Direct3D. With regard to audio, Epic employed the Galaxy Sound System, a software created in
218:
had access to the technology much earlier, licensing it in 1996. According to an interview, Sweeney wrote 90 percent of the code in the engine, including the graphics, tools, and networking system.
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by incorporating several enhancements in the engine intended to optimize performance on low-end machines and improve the networking code, while also refining the artificial intelligence for
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in mind from now on. Unreal has done an important thing in pushing toward direct color, and this gives the artists a lot more freedom," he said in an article written by
381:
According to
Sweeney, the hardest part of the engine to program was the renderer; he had to rewrite its core algorithm several times during development. He found the
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Probably the biggest draw to Unreal was the ability to mod it. Tim
Sweeney (Founder of Epic) wrote a simple scripting engine into the game called UnrealScript.
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and remarked its implementation of visual effects such as volumetric fog. "I doubt any important game will be designed with
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Sweeney initially did not plan to license his Engine, but when other studios offered to license it from Epic, he agreed.
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about its high system requirements and online gameplay issues. Epic addressed these points during the development of
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Sweeney attributed part of Epic's success in licensing Unreal Engine to their customer support. By late 1999,
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200:(1992), Sweeney began writing the engine in 1995 for the production of a game that would later become a
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compression algorithm, allowing for 24-bit high resolution textures without compromising performance.
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317:(CPU). However, over time, it was able to take advantage of the capabilities provided by dedicated
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operations as early as 1996, allowing mappers to change the level layout on the fly. Even though
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was noted for its graphical innovations, but
Sweeney acknowledged in a 1999 interview with
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indicated that there had been sixteen external projects using Epic's technology, including
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28:
893:"Classic Tools Retrospective: Tim Sweeney on the first version of the Unreal Editor"
616:"Classic Tools Retrospective: Tim Sweeney on the first version of the Unreal Editor"
3314:
3019:
2999:
2828:
2430:
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1942:
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431:
403:
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210:. After years in development, it debuted with the game's release in 1998, although
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1550:
Wilson, Billy; O'Brien, Chris; Heir, Manveer; Howarth, Robert (May 25, 2000).
1120:
983:"Classic Tools Retrospective: The tools that built Deus Ex, with Chris Norden"
290:
211:
181:
134:
1424:
1129:
165:
A screenshot released by Epic of the first version of UnrealEd, displaying a
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583:
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509:, the game also came with increased image quality with the support for the
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2019:
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1619:
588:
517:
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818:"The Imagination Engine: Why Next-Gen Videogames Will Rock Your World"
487:
that many aspects of the game were unpolished, citing complaints from
3542:
3527:
3517:
3441:
3346:
3133:
2142:
1321:"Interview - Carlo Vogelsang on Lightning Quick 3D Audio with OpenAL"
654:
488:
351:
330:
87:
59:
3138:
2792:
2050:
785:"Blinded By Reality: The True Story Behind the Creation of Unreal"
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system, based on knowledge he had gained at his previous employer
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version of the engine using assets and environments from the
1078:
Busby, Jason; Parrish, Zak; Wilson, Jeff (July 21, 2009).
749:"Epic's Tim Sweeney lays out the case for Unreal Engine 4"
1488:"Before Fortnite, There Was ZZT: Meet Epic's First Game"
501:
to display coordination in team-based gamemodes such as
313:, meaning the graphics calculations were handled by the
1357:"Interactive Music: Merging Quality with Effectiveness"
917:"GAME THEORY; For Game Maker, There's Gold in the Code"
176:
The first-generation of Unreal Engine was developed by
1519:"Unreal: Epic's would-be Doom... er... Quake killer"
1198:"Doom to Dunia: A Visual History of 3D Game Engines"
886:
884:
882:
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2017:
1983:
1940:
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1822:
1124:. Vol. 3, no. November 1998. p. 43.
105:
73:
55:
39:
24:
1293:Audio for Games: Planning, Process, and Production
1228:"Talkin' nasty with Epic's code-p1mp, Tim Sweeney"
271:, the latter of which was originally based on the
145:. Epic later began to license the Engine to other
1748:"Interview With Dreamcast Unreal Tournament Team"
1257:O'Brien, Chris; Wilson, Billy (March 28, 2000).
950:"Learn to Let Go: How Success Killed Duke Nukem"
683:"From The Past To The Future: Tim Sweeney Talks"
579:"From The Past To The Future: Tim Sweeney Talks"
280:
228:
1418:
1416:
1191:
1189:
505:. Originally planned as an expansion pack for
46:Unreal Tournament build 436 / November 2000
2677:
1791:
8:
1109:
1107:
19:
1648:"Postmortem: Epic Games' Unreal Tournament"
1221:
1219:
1155:
1153:
1151:
1014:"Postmortem: Epic Games' Unreal Tournament"
609:
607:
605:
406:, UnrealEd, that had support for real-time
362:, the author of the Reaper Bots plugin for
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2767:
2684:
2670:
2662:
2546:
2463:
2218:
1828:
1798:
1784:
1776:
910:
908:
906:
778:
776:
774:
716:"Better with age: A history of Epic Games"
643:
641:
398:, colored lighting, and a limited form of
309:At first, the engine relied completely on
18:
133:. It was initially developed in 1995 by
1582:"Harry Potter and the Sorcerer's Stone"
1552:"Talkin' nasty with Epic's Tim Sweeney"
1092:from the original on September 30, 2012
929:from the original on September 19, 2017
569:
184:. Having created editing tools for his
1498:from the original on December 28, 2021
1367:from the original on February 20, 2020
1136:from the original on October 16, 2019
981:Lightbown, David (October 23, 2018).
948:Thompson, Clive (December 21, 2009).
461:Harry Potter and the Sorcerer's Stone
434:complimented the game for the use of
354:technologies, and allowed the use of
7:
1916:Championship 2: The Liandri Conflict
1760:from the original on October 9, 2019
1531:from the original on August 12, 2017
891:Lightbown, David (January 8, 2018).
855:"An Epic Interview With Tim Sweeney"
759:from the original on October 3, 2017
728:from the original on October 4, 2017
662:from the original on October 3, 2017
614:Lightbown, David (January 9, 2018).
1486:Edwards, Benj (February 19, 2021).
1437:from the original on August 9, 2020
1160:Thomsen, Mike (February 23, 2010).
1114:McDonald, T. Liam (November 1998).
853:Brightman, James (March 13, 2012).
1728:from the original on July 17, 2016
1646:Reinhart, Brandon (June 9, 2000).
1594:from the original on April 4, 2021
1226:Wilson, Billy (October 23, 1998).
1024:from the original on July 29, 2017
1012:Reinhart, Brandon (June 9, 2000).
993:from the original on June 29, 2019
747:Nutt, Christian (March 21, 2014).
516:In addition to being available on
14:
1081:Introduction to Unreal Technology
1054:from the original on July 7, 2011
867:from the original on July 9, 2019
834:from the original on May 30, 2015
714:Plante, Chris (October 1, 2012).
2648:
2647:
1692:. April 16, 1999. Archived from
962:from the original on May 2, 2020
532:, the engine was ported through
1329:. June 30, 2003. Archived from
1196:Hand, Randall (July 21, 2009).
915:Herz, J.C. (December 2, 1999).
1162:"History of the Unreal Engine"
681:Edwards, Benj (May 25, 2009).
464:for PC was developed with the
126:) is the first version of the
1:
3402:Lightweight Java Game Library
816:Horvath, Stu (May 17, 2012).
577:Edwards, Benj (25 May 2009).
414:was designed to compete with
2748:List of visual novel engines
1517:Smith, Tom (July 16, 2013).
1423:Gestalt (October 28, 1999).
1044:"History of Unreal - Part 1"
958:. Vol. 18, no. 1.
826:. Vol. 20, no. 6.
325:API, specially designed for
2714:First-person shooter engine
1684:"This Is Unreal Tournament"
1425:"Tim Sweeney of Epic Games"
408:constructive solid geometry
3620:
2076:Unreal Editor for Fortnite
1200:. VizWorld. Archived from
2704:
2645:
2067:Fortnite Holocaust Museum
1813:
51:
35:
394:Among its features were
167:graphical user interface
2364:PC Building Simulator 2
2357:Kid A Mnesia Exhibition
2316:Traffic Department 2192
2281:The Adventures of Robbo
2260:Ancients 1: Death Watch
650:"GPU Gems 2 – Foreword"
402:. It also integrated a
368:artificial intelligence
315:central processing unit
2726:Game engine recreation
2323:Radix: Beyond the Void
1974:Gears of War: Judgment
540:and, with the help of
475:
297:
245:
173:
149:. It was succeeded by
3437:Platinum Arts Sandbox
3282:Adventure Game Studio
2618:Make Something Unreal
1259:"Ask Sweeney, part 2"
897:www.gamedeveloper.com
648:Sweeney, Tim (2005).
558:Unreal Engine 1 games
458:
346:that integrated both
164:
3083:Visual3D Game Engine
2738:Game creation system
2636:Epic Games v. Google
1756:. December 8, 2000.
1696:on November 12, 1999
1467:on November 21, 2001
1116:"The 3D Engine Wars"
783:Keighley, Geoffrey.
329:accelerators. While
216:Legend Entertainment
202:first-person shooter
31:build 100 / May 1998
3352:Blender Game Engine
3184:Pixel Game Maker MV
2629:Epic Games v. Apple
2474:Chair Entertainment
2309:One Must Fall: 2097
2232:Castle of the Winds
1724:. October 9, 2000.
1716:"Unreal Tournament"
1664:on October 17, 2016
1590:. August 10, 2001.
396:collision detection
21:
3357:Bork3D Game Engine
2623:Fortnite World Cup
2510:Impossible Studios
2199:The Matrix Awakens
2122:Jill of the Jungle
2008:Infinity Blade III
1457:"Next gen engines"
1401:on October 6, 1999
1355:(March 27, 1998).
1353:Brandon, Alexander
1333:on August 10, 2003
1289:Brandon, Alexander
1269:on August 15, 2000
922:The New York Times
626:on August 23, 2018
542:Secret Level, Inc.
476:
321:, focusing on the
311:software rendering
268:Duke Nukem Forever
250:The New York Times
197:Jill of the Jungle
174:
3586:
3585:
3582:
3581:
3482:Wintermute Engine
3243:
3242:
3104:Amazon Lumberyard
2899:Zillions of Games
2659:
2658:
2606:
2605:
2538:
2537:
2387:
2386:
2208:
2207:
2097:Fortnite Festival
2001:Infinity Blade II
1851:Jazz Jackrabbit 2
860:GamesIndustry.biz
695:on August 9, 2017
534:Unreal Tournament
494:Unreal Tournament
467:Unreal Tournament
400:texture filtering
366:, programmed the
344:assembly language
262:The Wheel of Time
180:, the founder of
117:
116:
80:Microsoft Windows
3611:
3256:
3209:UbiArt Framework
3174:Nvidia GameWorks
2768:
2686:
2679:
2672:
2663:
2651:
2650:
2593:Cliff Bleszinski
2547:
2464:
2436:Epic Games Store
2337:Seek and Destroy
2219:
1829:
1800:
1793:
1786:
1777:
1770:
1769:
1767:
1765:
1744:
1738:
1737:
1735:
1733:
1712:
1706:
1705:
1703:
1701:
1680:
1674:
1673:
1671:
1669:
1660:. Archived from
1643:
1637:
1636:
1634:
1632:
1627:on June 21, 2001
1623:. Archived from
1610:
1604:
1603:
1601:
1599:
1578:
1572:
1571:
1569:
1567:
1562:on June 20, 2000
1558:. Archived from
1547:
1541:
1540:
1538:
1536:
1514:
1508:
1507:
1505:
1503:
1483:
1477:
1476:
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1472:
1463:. Archived from
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1444:
1442:
1420:
1411:
1410:
1408:
1406:
1397:. Archived from
1383:
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1343:
1342:
1340:
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1317:
1311:
1310:
1285:
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1265:. Archived from
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1248:
1247:
1245:
1243:
1234:. Archived from
1223:
1214:
1213:
1211:
1209:
1204:on July 24, 2009
1193:
1184:
1183:
1181:
1179:
1174:on July 12, 2017
1170:. Archived from
1157:
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1145:
1143:
1141:
1111:
1102:
1101:
1099:
1097:
1075:
1069:
1068:
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1050:. May 31, 2005.
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793:. Archived from
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735:
733:
711:
705:
704:
702:
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691:. Archived from
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655:Nvidia Developer
645:
636:
635:
633:
631:
622:. Archived from
611:
600:
599:
597:
595:
574:
503:Capture the Flag
376:router protocols
295:
243:
22:
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3614:
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3612:
3610:
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3608:
3589:
3588:
3587:
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3562:
3486:
3467:Thousand Parsec
3417:Open Wonderland
3392:Irrlicht Engine
3335:
3270:
3250:
3239:
3235:Unreal Engine 5
3218:
3214:Unreal Engine 4
3169:Luminous Engine
3124:Creation Engine
3087:
3068:Unreal Engine 3
3063:Unreal Engine 2
2903:
2884:Virtual Theatre
2879:Unreal Engine 1
2797:
2757:
2700:
2690:
2660:
2655:
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2602:
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2534:
2498:
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2383:
2348:
2342:
2253:Ken's Labyrinth
2223:
2214:
2204:
2150:Extreme Pinball
2102:
2013:
1979:
1936:
1909:Tournament 2004
1895:Tournament 2003
1856:
1844:Jazz Jackrabbit
1834:Jazz Jackrabbit
1824:
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1689:Next Generation
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1615:"Beyond Unreal"
1612:
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1461:Tolstiy's Place
1455:
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1422:
1421:
1414:
1404:
1402:
1391:"Licensing FAQ"
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837:
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797:on May 19, 2001
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235:
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159:
151:Unreal Engine 2
120:Unreal Engine 1
47:
25:Initial release
20:Unreal Engine 1
17:
12:
11:
5:
3617:
3615:
3607:
3606:
3601:
3591:
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3584:
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3574:Open 3D Engine
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3111:
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3089:
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3073:Vicious Engine
3070:
3065:
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3002:
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2987:
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2967:
2962:
2957:
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2950:Essence Engine
2947:
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2904:
2902:
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2896:
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2854:Pie in the Sky
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2574:
2572:Sjoerd De Jong
2569:
2564:
2559:
2553:
2551:
2544:
2540:
2539:
2536:
2535:
2533:
2532:
2527:
2525:People Can Fly
2522:
2520:Pitbull Studio
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2302:Highway Hunter
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2209:
2206:
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2188:
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2174:
2171:Shadow Complex
2167:
2164:Age of Wonders
2160:
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2139:
2132:
2125:
2118:
2110:
2108:
2104:
2103:
2101:
2100:
2093:
2086:
2079:
2072:
2071:
2070:
2056:
2055:
2054:
2047:
2033:
2030:Save the World
2025:
2023:
2015:
2014:
2012:
2011:
2004:
1997:
1994:Infinity Blade
1989:
1987:
1985:Infinity Blade
1981:
1980:
1978:
1977:
1970:
1967:Gears of War 3
1963:
1960:Gears of War 2
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1573:
1556:Voodoo Extreme
1542:
1509:
1478:
1448:
1412:
1395:Epic MegaGames
1378:
1361:Game Developer
1344:
1312:
1305:
1299:. p. 70.
1280:
1263:Voodoo Extreme
1249:
1238:on May 1, 1999
1232:Voodoo Extreme
1215:
1185:
1147:
1103:
1070:
1035:
1018:Game Developer
1004:
987:Game Developer
973:
940:
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845:
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770:
753:Game Developer
739:
706:
673:
637:
620:Game Developer
601:
568:
567:
565:
562:
561:
560:
553:
550:
444:Geoff Keighley
430:), co-founder
418:(developer of
391:
390:Other features
388:
383:infrastructure
319:graphics cards
306:
303:
301:
298:
285:
239:Game Developer
233:
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115:
114:
109:
103:
102:
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53:
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43:
41:Stable release
37:
36:
33:
32:
26:
15:
13:
10:
9:
6:
4:
3:
2:
3616:
3605:
3604:Unreal Engine
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3600:
3599:1998 software
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3501:
3499:
3496:
3495:
3493:
3489:
3483:
3480:
3478:
3477:Vassal Engine
3475:
3473:
3470:
3468:
3465:
3463:
3462:Spring Engine
3460:
3458:
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3453:
3450:
3448:
3445:
3443:
3440:
3438:
3435:
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3427:Papervision3D
3425:
3423:
3420:
3418:
3415:
3413:
3410:
3408:
3405:
3403:
3400:
3398:
3397:jMonkeyEngine
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3368:
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3299:
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3292:Crystal Space
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2956:
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2948:
2946:
2943:
2941:
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2936:
2935:Crystal Tools
2933:
2931:
2928:
2926:
2925:Chrome Engine
2923:
2921:
2918:
2916:
2913:
2912:
2910:
2906:
2900:
2897:
2895:
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2875:
2874:Sim RPG Maker
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2809:3D GameStudio
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2599:
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2588:Rod Fergusson
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2528:
2526:
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2515:Titan Studios
2513:
2511:
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2399:Unreal Engine
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2105:
2099:
2098:
2094:
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2091:
2090:Rocket Racing
2087:
2085:
2084:
2083:Lego Fortnite
2080:
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2073:
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2057:
2052:
2048:
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2044:Tilted Towers
2041:
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2037:Battle Royale
2034:
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2016:
2010:
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2002:
1998:
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1879:Facing Worlds
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1816:List of games
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1613:Kosak, Dave.
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1326:Creative Labs
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1306:9780735714137
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1140:September 17,
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1048:Beyond Unreal
1045:
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933:September 24,
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538:PlayStation 2
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356:tracker music
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2567:Steve Polge
2557:Tim Sweeney
2371:Rumbleverse
2347:Epic Games
2267:Solar Winds
2246:Electro Man
2185:Robo Recall
2178:Bulletstorm
2129:Kiloblaster
1933:(cancelled)
1700:January 24,
1492:How-To Geek
440:8-bit color
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2980:HeroEngine
2864:RenderWare
2598:Mike Capps
2494:Mediatonic
2451:Bink Video
2441:Houseparty
2392:Technology
2349:Publishing
2295:Heartlight
2215:publishing
2157:7th Legion
2136:Silverball
1930:Tournament
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1668:October 8,
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1566:August 13,
1535:August 13,
1297:New Riders
1178:August 13,
1121:Maximum PC
828:Condé Nast
801:October 3,
732:August 19,
666:October 3,
594:8 February
564:References
374:designing
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212:MicroProse
182:Epic Games
135:Epic Games
56:Written in
3387:id Tech 4
3382:id Tech 3
3331:Stratagus
3266:Z-machine
3230:id Tech 7
3189:RE Engine
3154:id Tech 6
3149:id Tech 5
3119:Construct
3099:4A Engine
2995:Marmalade
2990:Leadwerks
2975:GameSalad
2965:Frostbite
2930:CryEngine
2920:C4 Engine
2869:RPG Maker
2824:GameMaker
2814:Clickteam
2783:Freescape
2778:Filmation
2562:Mark Rein
2479:Cloudgine
2446:Sketchfab
2224:MegaGames
1825:developed
1653:Gamasutra
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1502:March 23,
1471:August 7,
1441:April 16,
1430:Eurogamer
1130:1522-4279
688:Gamasutra
584:Gamasutra
546:Dreamcast
544:, to the
484:Eurogamer
472:2001 film
305:Rendering
288:Sweeney,
236:Sweeney,
222:Licensing
204:known as
186:shareware
96:Dreamcast
3377:GDevelop
3324:Quake II
3310:OHRRPGCE
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3030:Shark 3D
2970:Gamebryo
2955:Euphoria
2844:LithTech
2788:Gold Box
2743:Game IDE
2653:Category
2530:Bandcamp
2484:Harmonix
2060:Creative
2020:Fortnite
1758:Archived
1726:Archived
1592:Archived
1529:Archived
1496:Archived
1435:Archived
1365:Archived
1291:(2004).
1273:July 20,
1242:July 20,
1134:Archived
1090:Archived
1086:InformIT
1052:Archived
1022:Archived
991:Archived
960:Archived
927:Archived
865:Archived
832:Archived
790:GameSpot
757:Archived
726:Archived
660:Archived
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335:Direct3D
300:Features
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274:Quake II
234:—
137:founder
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68:Assembly
3553:Stencyl
3513:Horde3D
3508:GPUOpen
3498:Delta3D
3457:Solar2D
3452:Scratch
3422:Panda3D
3362:Cocos2d
3199:Stencyl
3164:Kynapse
3053:Unigine
2960:Flare3D
2834:GoldSrc
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2611:Related
2550:Current
2489:Psyonix
2467:Current
2274:Zone 66
2192:Paragon
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1620:GameSpy
1337:July 8,
1058:July 5,
871:July 9,
721:Polygon
589:UBM plc
536:to the
518:Windows
256:Deus Ex
157:History
107:License
3558:Stride
3543:Raylib
3528:OpenFL
3518:libGDX
3472:Torque
3447:Ren'Py
3442:Pygame
3432:Plasma
3347:Away3D
3326:engine
3318:engine
3300:engine
3159:Ignite
3134:Defold
3129:Decima
3078:Vision
3043:Source
3038:engine
2940:Diesel
2581:Former
2543:People
2503:Former
2330:Tyrian
2143:Xargon
1890:(1999)
1873:Unreal
1863:Unreal
1823:Games
1303:
1128:
966:May 2,
507:Unreal
489:gamers
479:Unreal
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352:Aureal
331:OpenGL
294:, 1998
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242:, 2018
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143:Unreal
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29:Unreal
3567:2020s
3548:Snap!
3503:Godot
3491:2010s
3340:2000s
3316:Quake
3287:Build
3275:1990s
3259:1970s
3223:2020s
3139:Felgo
3092:2010s
3058:Unity
3048:Titan
2915:Anvil
2908:2000s
2849:Mugen
2802:1990s
2793:SCUMM
2771:1980s
2222:Epic
2107:Other
2051:Peely
955:Wired
823:Wired
522:Linux
427:Quake
364:Quake
340:buggy
323:Glide
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3523:Moai
3412:OGRE
3407:Löve
3367:Dim3
3298:Doom
3025:SAGE
3015:RAGE
2894:Zero
2839:Jedi
2731:list
2719:list
2697:list
2239:Brix
1766:2022
1734:2017
1702:2021
1670:2016
1633:2020
1600:2020
1568:2017
1537:2017
1504:2021
1473:2020
1443:2020
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1373:2022
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1142:2017
1126:ISSN
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999:2022
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