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  *565994 (-5)
  Re: 3D matrix math question
 
(...) Actually, the projected points are all that I am checking, and that's how it's supposed to work. (...) No. The way that conditional lines work is that if the two control points lie on the same side of the conditional line on the screen (in (...) (16 years ago, 14-Dec-08, to lugnet.cad.dev, FTX)
 
  Re: 3D matrix math question
 
(...) If I understand correctly you shouldn't be checking on the projection, only on the full 3D transformed points. That means you should check after stage 2.5. You'll need the Z value to work out which side things lie on. Tim (16 years ago, 14-Dec-08, to lugnet.cad.dev, FTX)
 
  3D matrix math question
 
(...) I think I need help. I thought I was using gluProject for the conditional calculations, but discovered that I'm not. I multiple the projection matrix by the model-view matrix to get my transformation matrix, then run the points through that to (...) (16 years ago, 14-Dec-08, to lugnet.cad.dev, FTX)
 
  Qld Rain SMU driver cab
 
After messing around for a few months, I gave up and began working on the EMU. Now that I have almost finished the EMU, I have worked out how to do the nose of the SMU. (URL) should be public soon - I hope. (16 years ago, 14-Dec-08, to lugnet.trains)
 
  Re: Technicopedia Update
 
(...) OK, round 3. The black background is just due to the fact that I rendered it with an alpha channel so it is transparent. My animation software made this black by default, but it is easy to change. So with that in mind.... I've made a new one (...) (16 years ago, 14-Dec-08, to lugnet.technic, FTX)


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