Subject:
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Re: Color page updated
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Newsgroups:
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lugnet.cad.dev.org.ldraw
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Date:
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Wed, 2 Dec 2009 21:00:45 GMT
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Viewed:
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16883 times
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In lugnet.cad.dev.org.ldraw, Andrew Westrate wrote:
> I apparently have missed the discussion when it comes to certain colors are
> suddenly "not supported," but I'd like to register my opinion on it.
>
> It is a huge error to be calling colors in the ranges of 32-47 and 256-511 as
> "MLCad color codes" or to somehow suggest that they shouldn't be considered
> valid just because they don't show up in the LDConfig.ldr file. As I understand
> it, the original LDraw executable defined the following colors:
>
> 0 - 15 : prefined set of common part colors
> 16, 24 : main color, edge color
> 32 - 47 : the 0 - 15 set of colors, but rendered as transparent (i.e. just
> adding 32 to first set)
> 256 - 511 : dithered colors; these are the main set of colors combined with
> each other to form a broader color palette. This is described at the bottom of
> this page: http://www.ldraw.org/OLD/reference/specs/colors.shtml
>
> This has nothing to do with MLCad, except that MLCad supported the original
> LDraw's usage of these colors.
>
> Over time, some of the dithered colors were redefined by convention, so that
> black+black (256) became black rubber, white+white (511) became white rubber,
> yellow+yellow (494) became electrical contact metal. Eventually the LDConfig
> file was created and these were formalized.
>
> In my opinion, just because some of these colors didn't make it into the config
> file, that doesn't mean they're not valid, because
>
> A) we have always tried to maintain backwards compatibility, and
> B) we have to allow not only for the color of molded plastic and rubber
> pieces, but also all the colors of printed parts. There are far more shades of
> paint colors used on printed parts then there will ever be of ABS plastic, and
> as long as we do patterns as quads and triangles, we have to have a big enough
> color palette to accomodate that.
>
>
> So, how about we just add the missing transparent and dithered colors to the
> config file?
>
> Andy
Although I have decided to refrain from participation in this thread (you
already know my position and you totally neglect it), I make one exception and
say "Amen!" to all of Andy's points above.
/Tore
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Message is in Reply To:
 | | Re: Color page updated
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| (...) I apparently have missed the discussion when it comes to certain colors are suddenly "not supported," but I'd like to register my opinion on it. It is a huge error to be calling colors in the ranges of 32-47 and 256-511 as "MLCad color codes" (...) (15 years ago, 2-Dec-09, to lugnet.cad.dev.org.ldraw)
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