 | | Re: "Needs Work"- Needs Work
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(...) I've been working on another one. The particular part I've been looking at was released in mid-1998, and it seems apparent that the tools available at the time had a big impact on the ability of the author to be thorough in modeling. Once the (...) (24 years ago, 12-Sep-00, to lugnet.cad.dev)
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| | Re: Sphere tesselation
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(...) I wonder if it's possible to push the (initial?) vertices toward the center. I was playing around with fractaling from a simplest case (1 triangle in the mesh). I noticed the center area was made up of one type of triangle (nearly (...) (24 years ago, 12-Sep-00, to lugnet.cad.dev)
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| | Re: "Needs Work"- Needs Work
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(...) Yes, but according to my, possibly unreliable recollection, those parts where rejected or withdrawn before voting (during submission time), or as a result of the discussion, but not as a result of a actual vote. And regardless why, like you've (...) (24 years ago, 12-Sep-00, to lugnet.cad.dev)
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| | Re: Skeleton Torso: Attn Steve Bliss
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(...) Go fer it. Let me know if you need the part number -- I don't remember if they were all posted or not. Steve (24 years ago, 12-Sep-00, to lugnet.cad.dev)
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| | Re: "Needs Work"- Needs Work
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(...) IIRC, several parts were rejected in one of the votes but that was the only time. Don't you remember the endless discussion about people being allowed to model parts that they don't have ? Leonardo (24 years ago, 12-Sep-00, to lugnet.cad.dev)
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| | Re: "Needs Work"- Needs Work
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I would like to bring under your attention that in the past year some "Needs Work" parts actualy have been fixed by authors other than original ones. And recently myself and other people did review some parts that didn't have the "Needs Work"-tag on (...) (24 years ago, 12-Sep-00, to lugnet.cad.dev)
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| | Re: Sphere tesselation
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"Steve Bliss" <steve.bliss@home.com> wrote in message news:f5csrssq9rkotte...4ax.com... (...) 5 (...) points (...) Thanks for the info. The next thing I'm going to try will be similar, but iterative instead of recursive in order to allow for a set (...) (24 years ago, 12-Sep-00, to lugnet.cad.dev)
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| | Re: Sphere tesselation
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(...) It was a fractal-thingy--it started with a 10-vertex triangular mesh (the three points on the axes, two points along each edge, and the point at the center of the surface of the hemi-demi-semi-sphere). Then it divided each triangle in the mesh (...) (24 years ago, 12-Sep-00, to lugnet.cad.dev)
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| | Re: HELP !!! Rotating a cylinder
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"Dennis Osborn" <osbodr01@holmes.ipfw.edu> wrote in message news:G0qCM2.AE4@lugnet.com... (...) rotation (...) I (...) No problem. Thanks for the "credit". One thing about writing a program which displays these models is that you tend to get a (...) (24 years ago, 12-Sep-00, to lugnet.cad.dev)
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| | Re: Sphere tesselation
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(...) You got me on that one 8) See ya Rui Martins (24 years ago, 11-Sep-00, to lugnet.cad.dev)
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| | Re: Sphere tesselation
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"Rui Martins" <Rui.Martins@link.pt> wrote in message news:Pine.GSU.4.10.1...0@is-sv... (...) ends (...) a (...) circumference (...) sphere, (...) it has (...) this (...) sphere, (...) Actually, I don't believe the existing one is quite a sphere. I (...) (24 years ago, 11-Sep-00, to lugnet.cad.dev)
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| | Re: Sphere tesselation
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"Steve Bliss" <steve.bliss@home.com> wrote in message news:ppnprssksi9anl3...4ax.com... (...) How did you generate this file? It certainly looks like it was algorithmically generated. Don't tell me you figured out all those points BY HAND? I did (...) (24 years ago, 11-Sep-00, to lugnet.cad.dev)
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| | Re: Voting Open for LCAD Parts Update 2000-02
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(...) I've corrected this now and sent the correction to Steve Bliss. Thanks again for your comment. Fredrik PS: A change of the motherboard fixed my computer. This was very easy to fix -- the difficult part was to find out which component was (...) (24 years ago, 11-Sep-00, to lugnet.cad.dev)
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| | Re: HELP !!! Rotating a cylinder
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(...) I posted the Skeleton Torso in lugnet.cad.dat.parts Dennis (24 years ago, 11-Sep-00, to lugnet.cad.dev)
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| | Re: It's all clear now...
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"Steve Bliss" <steve.bliss@home.com> wrote in message news:qn1arso26cua6dm...4ax.com... (...) Like Chris, I spent probably an hour rotating, inverting, skewing the cyls.dat primitives before coming to the conclusion that I needed something else. I (...) (24 years ago, 11-Sep-00, to lugnet.cad.dev)
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| | Re: HELP !!! Rotating a cylinder
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Travis, I want to thank you for your help and the explaination on the rotation matrix. You can see the results in the Skeleton Torso I am about to post. I have documented your help in the file. Once again, Thanks. Dennis (24 years ago, 11-Sep-00, to lugnet.cad.dev)
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| | Re: Sphere tesselation
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(...) As far as I know, the sphere is incorrectly tesselated in Ldraw, because it has non-planar quads. So if there is ever going to be a matematical tesselation, which aproaches this form, it won't surelly be a sphere, more like "spheroid", similar (...) (24 years ago, 11-Sep-00, to lugnet.cad.dev)
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| | Re: Sphere tesselation
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(...) Nope, sorry. (...) I don't think James used any particular algorithm when he selected points for the sphere p-files. At some point, I'd like to replace the sphere p-files with something better-looking. Something like the 48\1-8sphe.dat I (...) (24 years ago, 11-Sep-00, to lugnet.cad.dev)
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| | Sphere tesselation
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Does anyone know how to perform an arbitrary sphere tesselation which ends up with the tesselation used by the LDraw sphere primitives when set to a detail level of 16 (16 being the number of facets around the circumference at the equator). I'll (...) (24 years ago, 9-Sep-00, to lugnet.cad.dev)
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| | Fanzine- CAD Page? (was Re: "Needs Work"- Needs Work)
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(...) current (...) A feature of the fan-zine CAD page perhaps? If anyone was willing to write one? Other, items could include: Tool reviews and comparisons. How to - tutorials... MOC's in the CAD system- (Although I supsect most of the artwork for (...) (24 years ago, 9-Sep-00, to lugnet.cad.dev)
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