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词条 Foveated rendering
释义

  1. History

  2. Use

  3. See also

  4. References

  5. External links

Foveated rendering is an upcoming graphics-rendering technique which uses an eye tracker integrated with a virtual reality headset to reduce the rendering workload by greatly reducing the image quality in the peripheral vision (outside of the zone gazed by the fovea).[1][2]

History

At Tech Crunch Disrupt SF 2014, Fove unveiled a headset featuring foveated rendering.[3] This was followed by a successful kickstarter in May 2015.[4]

At CES 2016, SensoMotoric Instruments (SMI) demoed a new 250 Hz eye tracking system and a working foveated rendering solution. It resulted from a partnership with camera sensor manufacturer Omnivision who provided the camera hardware for the new system.[5]

In July 2016, Nvidia demonstrated during SIGGRAPH a new method of foveated rendering claimed to be invisible to users.[1][6]

During CES 2019 on January 7 HTC announced an upcoming virtual reality headset called Vive Pro Eye featuring eye-tracking and support for foveated rendering.[7]

Use

According to chief scientist Michael Abrash at Oculus, foveated rendering will be able to reduce the number of pixels needed to be rendered in virtual reality by around 20 times.[8]

See also

  • Foveated imaging
  • Fovea
  • Gaze-contingency paradigm
  • Digital image processing

References

1. ^{{cite web| url=http://www.digitaltrends.com/virtual-reality/nvidia-research-foveated-rendering-vr-smi/| title=Nvidia plans to prove that new method improves image quality in virtual reality| date=2016-07-22| publisher=Digital Trends| last=Parrish|first=Kevin| accessdate=2017-02-02}}
2. ^{{cite web| url=http://sensics.com/understanding-foveated-rendering/| title=Understanding Foveated Rendering| date=2016-04-11| publisher=Sensics| accessdate=2017-02-04}}
3. ^{{Cite web|url=http://social.techcrunch.com/2014/09/09/fove/|title=FOVE Uses Eye Tracking To Make Virtual Reality More Immersive|website=TechCrunch|language=en-US|access-date=2019-02-06}}
4. ^{{Cite web|url=https://www.kickstarter.com/projects/fove/fove-the-worlds-first-eye-tracking-virtual-reality|title=FOVE: The World's First Eye Tracking Virtual Reality Headset|website=Kickstarter|language=en|access-date=2019-02-06}}
5. ^{{cite web| url=http://uploadvr.com/smi-hands-on-250hz-eye-tracking/| title= SMI’s 250Hz Eye Tracking and Foveated Rendering Are For Real, and the Cost May Surprise You| date=2016-01-15| publisher=UploadVR| last=Mason|first=Will| accessdate=2017-02-02}}
6. ^{{cite web| url=https://blogs.nvidia.com/blog/2016/07/21/rendering-foveated-vr/| title= NVIDIA Partners with SMI on Innovative Rendering Technique That Improves VR| date=2016-01-21| publisher=Nvidia| accessdate=2017-02-02}}
7. ^{{Cite web|url=https://www.theverge.com/2019/1/7/18172700/htc-vive-pro-eye-tracking-virtual-reality-headset-features-pricing-release-date-ces-2019|title=HTC announces new Vive Pro Eye virtual reality headset with native eye tracking|last=Statt|first=Nick|date=2019-01-07|website=The Verge|access-date=2019-01-14}}
8. ^{{Citation|last=Oculus|title=Oculus Connect 5 {{!}} Keynote Day 01|date=2018-09-26|url=https://www.youtube.com/watch?v=o7OpS7pZ5ok&t=5543|access-date=2018-09-30}}

External links

  • [https://www.microsoft.com/en-us/research/publication/foveated-3d-graphics/ Microsoft white paper on foveated rendering]

2 : Virtual reality|Image processing

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