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 CAD / Ray-Tracing / 2050
  LPub/LSynth/Mega-POV Question
 
Hello, I’m doing some rendering for Building Instructions, and am coming across a little problem that I am not quite sure how to resolve. Here is the big picture: I am doing extremely high quality BI’s, using LPub, which means that the resolution is (...) (21 years ago, 6-Jan-04, to lugnet.cad.ray)
 
  Re: LPub/LSynth/Mega-POV Question
 
(...) I'm no expert in maga-pov or lpub, but if everything else looks ok, I'd just erase these white spots with Photoshop or whatever picture editing software you use. Would this be more work than remodeling the cables, or less? hth Allister (21 years ago, 6-Jan-04, to lugnet.cad.ray)
 
  Re: LPub/LSynth/Mega-POV Question
 
(...) Synthesised wire and tubing, if I recall correctly, is achieved by placing a large number of "primitive" elements along the spline that defines the centerline of the desired shape, aligned so they are tangential to the spline at that point, (...) (21 years ago, 6-Jan-04, to lugnet.cad.ray)
 
  Re: LPub/LSynth/Mega-POV Question
 
(...) Yes, the gaps are where the wires bend more. I figured that the bending was responsible for the gaps. (...) Hmmmm...going through all the gaps and trying to fix them probably won't work. I am fully synthesizing my models, so there is ALOT of (...) (21 years ago, 7-Jan-04, to lugnet.cad.ray)
 
  Re: LPub/LSynth/Mega-POV Question
 
(...) This is actually an lsynth problem. Try using more constraints so it packs the segments between the two constraints more densly. Kevin (...) (21 years ago, 7-Jan-04, to lugnet.cad.ray)
 
  Re: LPub/LSynth/Mega-POV Question
 
(...) Larry is right. The cross sections are not overlapping as they are supposed to. This can happen if the wire is bent too hard, or the constraints are too far apart. LPub uses a large fixed size array when synthesizing between any two (...) (21 years ago, 7-Jan-04, to lugnet.cad.ray)
 
  Re: LPub/LSynth/Mega-POV Question
 
In lugnet.cad.ray, David Perdue wrote: David, This problem is tops of the list of things to fix. Kevin (21 years ago, 7-Jan-04, to lugnet.cad.ray)
 
  Re: LPub/LSynth/Mega-POV Question
 
(...) Bingo! There's my problem: not enought constraints. I have been using very few constraints to make my wires, because I thought they turned out better that way - boy was I wrong! Thanks a million for the tip! David J. Perdue (...) (21 years ago, 7-Jan-04, to lugnet.cad.ray)

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