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 CAD / Development / *13731 (-5)
  Re: BFCFixer
 
(...) The way it's been done before is to draw rays from the origin outward. The first polygon a ray crosses is facing inward, and the last polygon a ray crosses would be facing outward. The ones in between *should* alternate facing in and out. Do (...) (20 years ago, 3-Feb-05, to lugnet.cad.dev)
 
  Re: BFCFixer
 
(...) I think it can be done for simple objects, by choosing a random winding for 1 polygon, then processing all touching polygons so they're wound the same way (when looking from the same side - out ot in). This would produce a result that is (...) (20 years ago, 3-Feb-05, to lugnet.cad.dev)
 
  Re: BFCFixer
 
(...) I may be being dense here, but I dont understand how this can be done programatically. The point of BFC is to allow renderers to understand if a particular polygon is facing the camera or facing away from it. If all polygons are wound (...) (20 years ago, 3-Feb-05, to lugnet.cad.dev)
 
  BFCFixer
 
(...) Well, I had some spare time today... so I wrote one. It goes through a single LDraw part file and reorients all the polygons in it to have the same winding. It comprehends the notion of subfiles and already BFC compliant parts, and puts the (...) (20 years ago, 3-Feb-05, to lugnet.cad.dev)
 
  Re: Parts editing made easy, anyone?
 
(...) <snip> (...) Yes, I use MLCad in conjuction with LDDP/LDView for parts authoring. My method is to build the part in MLCad since it does all the rotaion calculations for me and then clean in up and fine tune ithe part in LDDP/LDView. As far as (...) (20 years ago, 3-Feb-05, to lugnet.cad.dev)


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