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.
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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But what does this mean for PC, PlayStation 4 and next Xbox gaming - the obvious implication of all this?
Huang said rendering Ira took around 2 teraflops (2 trillion floating-point operations per second). Nvidia's Titan can handle 4.5 teraflops, but PS4 can only handle 1.84 teraflops and the next Xbox 1.2 teraflops.
As it stands, it's out of reach - but that's running at 60 frames per second in 1080p. At 30 frames per second, the calculations required are halved. With a bit of efficiency-tinkering, it's possible.









