[HN Gopher] An early 3D viewer (1986)
       ___________________________________________________________________
        
       An early 3D viewer (1986)
        
       Author : pubby
       Score  : 17 points
       Date   : 2023-03-27 09:03 UTC (1 days ago)
        
 (HTM) web link (www.fano.co.uk)
 (TXT) w3m dump (www.fano.co.uk)
        
       | quelltext wrote:
       | I read this twice and still don't get it. What was that exactly
       | supposed to be doing?
        
         | olliecornelia wrote:
         | I believe this is a rotation encoder that relays the
         | orientation of a mounted monitor (not pictured) to update the
         | virtual orientation of an object rendered on the screen.
        
           | tpmx wrote:
           | Found a 1998 Alias|Wavefront video showing an evolution of
           | this concept (starting from a 1990 design according to the
           | intro) - in 6DOF:
           | 
           | https://www.youtube.com/watch?v=Ov8VbxyQ8Yc
        
         | buildsjets wrote:
         | The space frame holds a missing display screen, and is both the
         | output and input device. It outputs a render of a 3D object
         | (Which I assume was probably just some wireframe) on the
         | screen, and you can rotate the space frame around as an input
         | to change the orientation of the render and view it from
         | different angles.
        
           | Arrath wrote:
           | Creative, if somewhat roundabout way to viewing a 3d object.
        
         | Aka457 wrote:
         | There was a screen inside the Meccano contraption. I think that
         | when you moved the Meccano frame, it would rotate the axis and
         | the picture inside the screen would move at the same time, thus
         | displaying different angles of the picture. Not 3d but fake
         | perspective.
         | 
         | A bit like the illusion with the Wii remote and the targets
         | moving in sync from Jonnhy Lee.
        
       ___________________________________________________________________
       (page generated 2023-03-28 23:02 UTC)