Tuesday, 19 February 2013

The Dome




Our ultimate plan was to get everything working in The Dome at the university, as it would enhance the over all experience of the user, and since the dome encompasses all the sense around you this will magnify was what is going on during the experiment. 
But the Dome takes a lot of correcting, so the video would have to changed into a fish eye lens, greater resolution and definition then what we have with our videos, and due to time constraints we decided against this as we should focus on getting everything else perfect before we do a massive change to the project. 

                                 



These have been previous university experiments that have been introduced into the dome from i-Dat. The Dome works with various programs, such as 
  • Game Engines (Blender and Unity 3D)
  • Processing sketches
  • Quatrz Composer
  • Pure Data
  • Video (fisheye correction)
  • RSS feeds



'As with most dome image creation, one either renders a cubic environment (perspective projection to 5 sides of a cube) and then resamples onto an angular fisheye image, or if the rendering software supports it the fisheye image is rendered directly. The model used to create the image above is simply a sphere made up from a grid of lines of longitude (every 30 degrees) and latitude (every 20 degrees). The cubic texture and spherical map are shown below, the distorted image above can be derived from either of these two representations. This is the obvious candidate for a test pattern because one knows the pole should be in the top/center of the dome and the lines of longitude and latitude should be straight, assuming the observer is located in the center of the hemisphere.'- Taken from Paul Bourke.


Unfortunately we don't have the time nor the resources to correct our project to the dome. Which is sad, because it would be awesome to see our work in 4D. 

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