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 CAD / LDraw Files / Parts / Primitives / 247
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Subject: 
Re: high-res sphere primitive with type 5 lines
Newsgroups: 
lugnet.cad.dat.parts.primitives
Date: 
Mon, 6 May 2002 14:48:14 GMT
Viewed: 
5903 times
  
In lugnet.cad.dat.parts.primitives, Travis Cobbs wrote:

> Well, based on comments in some other threads, I came to the conclusion that
> the type 5 lines I had around the edge of my original primitive where wrong.
> I have now updated them accordingly.
> 
> This version is the same as the last other than that.  The only difference
> lies in the control points that hang out in space off the edges of the
> sphere.  In the previous version, I used a continuation of the sphere for
> these control points.  In this version, I used a point projected along one
> of the axes.

Is that true for all three edges of the sphere?

[snip]
> 3 16 1.000 -0.000 0.000 0.991 0.000 0.131 0.991 0.131 0.000
[snip]

I thought you were generating to 4 decimals?  You know, like this:

> 5 24 1 0 0 0.9914 0.1305 0 1 0 -1 0.9914 0 0.1305
[snip]

Steve



Message has 1 Reply:
  Re: high-res sphere primitive with type 5 lines
 
(...) Yes. The standard sphere primitive has type 5 lines on all three edges. They are all necessary in order to work right (with the axis-aligned edge control points). My updated type 5 lines project along a different axis for each edge, of course. (...) (24 years ago, 7-May-02, to lugnet.cad.dat.parts.primitives)

Message is in Reply To:
  Re: high-res sphere primitive with type 5 lines  [DAT]
 
Well, based on comments in some other threads, I came to the conclusion that the type 5 lines I had around the edge of my original primitive where wrong. I have now updated them accordingly. This version is the same as the last other than that. The (...) (24 years ago, 5-May-02, to lugnet.cad.dat.parts.primitives)

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