Using a proprietary IW4 game engine, Infinity Ward based it on an unspecified id Tech engine. The new engine can accommodate larger worlds, enhanced graphic detail and more efficient rendering.

Infinity Ward以自主开发的IW4游戏引擎为基础开发了一款尚未定名的新引擎，这款新引擎能够承载更大的游戏场景，支持增强的图形细节和更有效的渲染速度。

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Granted, this tech demo is not interactive, but it was created using performance capture and a brand new game engine designed by Cage.

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Infinity Ward head Mark Rubin calls Ghosts "a new sub-brand" in the CoD franchise, and it's getting a new (unnamed) game engine to boot -- another indicator that previous characters aren't involved.

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By chance Lewis also met a former engineer from videogame maker Atari, Bruce Rogers, who was developing a new graphics engine and was working on a game of his own.

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