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Nvidia demonstrates potentially revolutionary new face-rendering tech

March 21, 2013 | Telepresence Options

Story and Images by Robert Purchese / EUROGAMER

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Graphics behemoth Nvidia has unveiled new face-rendering technology that could revolutionise characters' facial performances in video games, CEO Jen-Hsun Huang declared.

The technology is called Face Works. What it does is condense previously massive amounts of motion-captured performance data into a size small enough that Nvidia's new �800 Titan graphics card can recall it in real-time. (Check out�Digital Foundry's Titan reviewif you haven't already - the card's a beast.)

That motion-captured performance data comes from 156 cameras, arranged around a spherical space, capturing 30 expressions of a person. The smallest the compiled code of these expressions could get previously was 32GB - more than a Blu-ray's worth (25GB). It was far too big to hope to recreate in real-time.

Face Works squashes that to around 300MB. And hey presto, that motion-captured performance can be recalled in real-time.

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