The Dunia Engine is a game engine designed by Kirmaan Aboobaker while working at Crytek

Crytek

Crytek is a German video game company founded in 1999 by three Turkish brothers: Cevat, Avni and Faruk Yerli. Crytek's main headquarters are in Frankfurt, Germany, with five other studios in Kiev, Budapest, Nottingham, Sofia and Seoul. The company is best known for developing the game Far Cry and...

. It is based on the CryEngine

CryENGINE

CryEngine is a game engine used for the first-person shooter computer game Far Cry. It was originally developed by Crytek as a technology demo for Nvidia and, when the company saw its potential, it was turned into a game....

 but was heavily modified by the Ubisoft

Ubisoft

Ubisoft Entertainment S.A. is a major French video game publisher and developer, with headquarters in Montreuil, France. The company has a worldwide presence with 25 studios in 17 countries and subsidiaries in 26 countries....

 Montréal development team for use in Far Cry 2

Far Cry 2

Far Cry 2 is an open world first-person shooter developed by Ubisoft Montreal and published by Ubisoft. It was released on October 21, 2008 in North America and on October 23, 2008 in Europe and Australia. It was made available on Steam on October 22, 2008...

. A reworked and modified version of the Dunia Engine is used for James Cameron's Avatar: The Game. Assassin's Creed II

Assassin's Creed II

Assassin's Creed II is a historical third-person action-adventure video game developed by Ubisoft Montreal and published by Ubisoft for PlayStation 3, Xbox 360, Microsoft Windows and Mac OS X. It is the second video game installment of the Assassin's Creed series, and is a sequel to the 2007 video...

 and Assassin's Creed: Brotherhood

Assassin's Creed: Brotherhood

Assassin's Creed: Brotherhood is a historical third person, stealth action-adventure video game developed by Ubisoft for PlayStation 3, Xbox 360, Microsoft Windows and Mac OS X. It was released for PlayStation 3 and Xbox 360 in November 2010, Microsoft Windows in March 2011 and Mac OS X in May 2011...

 also use Far Cry 2s vegetation technology, though they don't use the Dunia Engine itself (instead opting to run on Anvil). It is also heard that Far Cry 3 will be using a heavily modified version of Dunia Engine.

Technical data

Features of Dunia Engine include:

• Dynamic weather
• Dynamic fire propagation (influenced by weather system)
• Volumetric lighting
  Volumetric lighting
  Volumetric lighting is a technique used in 3D computer graphics to add lighting effects to a rendered scene. It allows the viewer to see beams of light shining through the environment; seeing sunbeams streaming through an open window is an example of volumetric lighting, also known as crepuscular...
  
   (Sun Rays)
• Realistic fire
• Physics (most objects can be moved/thrown around, including bodies of dead non-player characters
  Non-player character
  A non-player character , sometimes known as a non-person character or non-playable character, in a game is any fictional character not controlled by a player. In electronic games, this usually means a character controlled by the computer through artificial intelligence...
  
  )
• Full day/night cycles
• Dynamic music system
• Support for large player maps, without specific levels
• Non-scripted A.I.
• Radiosity, or indirect lighting
• amBX
  AmBX
  AmBX is an internationally patent protected technology for controlling incandescent and white/coloured LED lighting and other enabled devices...
  
   technology for special effects, with the proper hardware

Dunia Engine takes advantage of DirectX 10 on Windows Vista

Windows Vista

Windows Vista is an operating system released in several variations developed by Microsoft for use on personal computers, including home and business desktops, laptops, tablet PCs, and media center PCs...

, but is also designed to run on DirectX 9.

Map editor

A map editor for Far Cry 2 and the Dunia Engine is included on all versions of the game.