![](/news/x.gif) | | CCW vs CW
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The (URL) Language Extension for Clipping (BFC)> states in the Parts Library Guidelines section that Primitives should always use CCW winding. However some of the primitives use CW, for example (URL) rect.dat>. Should these be rewritten? Would it be (...) (19 years ago, 12-May-05, to lugnet.cad.dat.parts.primitives, FTX)
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![](/news/x.gif) | | Re: stud3 -- hollow vs filled
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(...) Since this question crops up at regular intervals, I've added an explanatory note to the Primitives Reference : (URL) Chris (20 years ago, 23-Dec-04, to lugnet.cad.dat.parts.primitives)
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![](/news/x.gif) | | Re: stud3 -- hollow vs filled
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(...) Note that FWIW, BrickLink and Peeron and other inventory resources tend not to get to this level of detail either, they typically do not differentiate this. (20 years ago, 23-Dec-04, to lugnet.cad.dat.parts.primitives)
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![](/news/x.gif) | | Re: stud3 -- hollow vs filled
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(...) Hello, James! [snip description of situation leading up to the question] (...) The standard in the LDraw library is to use stud3.dat for all stud3-type anti-studs, regardless of whether they are actually hollow or solid. The reason is that (...) (20 years ago, 23-Dec-04, to lugnet.cad.dat.parts.primitives)
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![](/news/x.gif) | | stud3 -- hollow vs filled
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Hello, everyone. When I was working on 71427 (expect a post on l.c.d.parts soon), I noticed that the two small underside studs were modeled with a pair of cyli4-4s and a disk1. When looking for the proper primitive to replace that with, I noticed (...) (20 years ago, 23-Dec-04, to lugnet.cad.dat.parts.primitives, FTX)
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