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 CAD / Ray-Tracing / 1035
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Subject: 
Re: L3PAO Floor Problem
Newsgroups: 
lugnet.cad.ray
Date: 
Tue, 20 Nov 2001 20:47:05 GMT
Viewed: 
1109 times
  
In lugnet.cad.ray, Will Hess writes:
Thanks...that does the trick for the floor level.  I'm still having problems
with the black space across the bottom of the picture though.  It's almost
as if POV reaches the boundary of the floor and has nothing left to render
at that point.  Is there a way to move the floor towards the camera to fix
this?

  I've experienced this same problem. As Gary correctly points out in
another reply, the floor is infinite, but it's possible to position the
camera so low relative to the floor that the floor slices through the "lens"
of the camera; since there's nothing underneath the floor (not even a light
source), the area shows up as black space.  I don't have specifics, and I
can't make ironclad claims about this, but I've noticed that if you raise
the camera higher above the floor, you can avoid this black "cut-off" area.
Changing the angle between camera and look_at might also help, but I haven't
played around with that.
  If I'm way off base about this, someone please correct me, but I've had
some success fixing the problem in this way.

     Dave!



Message has 1 Reply:
  Re: L3PAO Floor Problem
 
(...) "lens" (...) light (...) area. (...) haven't (...) That was indeed the case. I fiddled with the camera position and look at and finally got the look I wanted. Thanks to everyone for helping! Will Bricksburg Fire Department: www.bricksburg.org (...) (23 years ago, 20-Nov-01, to lugnet.cad.ray)

Message is in Reply To:
  Re: L3PAO Floor Problem
 
Thanks...that does the trick for the floor level. I'm still having problems with the black space across the bottom of the picture though. It's almost as if POV reaches the boundary of the floor and has nothing left to render at that point. Is there (...) (23 years ago, 19-Nov-01, to lugnet.cad.ray)

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