Defining a Decade Envisioning CSTB's Second 10 Years (1997) / Chapter Skim
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6 PICTURE THIS: THE CHANGING WORLD OF GRAPHICS
6 PICTURE THIS: THE CHANGING WORLD OF GRAPHICS
Pages 47-52
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From page 47... ...
Some people say that VR, immersive displays, and interactive and immersive environments are also on this road, but I am a skeptic. Speaking as a person who has been doing VR for 25 years, I think that the best recent development for VR is the Web coming along to take VR off the front pages.
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From page 48... ...
There will be enough bandwidth, display capability, and computing to make teleconferencing a compelling shared presence, which the current generation of teleconferencing hardware cannot do. My personal view is that the crucial aspect of shared presence is going to be the capability to extract a sense of 3D from one place and show it at another place in a way that makes participants feel they are together, even if they are thousands of miles apart.
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From page 49... ...
Turner Whittick from Bell Labs introduced ray tracing, which bypassed the camera perspective in raster operations. That is, you would send the ray through every pixel in the environment, compute where it reflected, pick up the accumulated light contributions, put an image in storage, and display it.
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From page 50... ...
We will need global illumination algorithms, which are going to be common. As Andy van Dam said, we are going to need the progressive algorithms so we can get everything in real time.
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From page 51... ...
Henry Fuchs talked a little about immersive virtual reality. You are not about to carry your keyboard and your mouse into an immersive environment where you can walk around freely where the computer is continuously tracking your body, head, hands, and maybe even your gaze, and is communicating with you in a style that is very different from the WIMP GUI you are accustomed to.
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From page 52... ...
DISCUSSION WILLIAM PRESS: I have a question for Donald Greenberg. An idea whose time comes and goes and never really arrives is eye tracking, because people have estimated that the real bit rate into the entire visual cortex is perhaps only a megabyte.
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