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 CAD / LDraw Files / Parts / 6052
6051  |  6053
Subject: 
Re: Should pattern be like we -think- they should be?
Newsgroups: 
lugnet.cad.dat.parts
Date: 
Tue, 16 Jan 2007 05:39:17 GMT
Viewed: 
3889 times
  
In lugnet.cad.dat.parts, Matthew J. Chiles <mattchiles@gorge.net> wrote:
You know, this piece typifies the problem with the process and why no
new parts get published, at least from my view.

The burden of detail required for approval is too onerous.  In this
particular part the ice cream is fine either way - as the part
actually has it in real production, or as it "should be".  The part
certainly should NOT be held for this reason.

I agree that it shouldn't be held for this reason.  As for the original
question, I think that they should be modeled in the way that it appears they
were "intended" to be if and only if at least one of the various copies of the
part that show up in the real world matches the assumed "intended" look.  If
they all look the same in real life, and they seem to be funny, then that's
tough.  If, on the other hand, there's wide variation in the alignment of the
pattern from one part to the next, it seems reasonable to model the pattern in
the way that looks the best.  So for this part in particular, if there are
copies that aren't misaligned, then I think it should be modeled that way, but I
DON'T think that's grounds for a hold vote.  Add a No-Vote with your concerns,
sure, but not a Hold.  If all copies seem misaligned, then perhaps it's not
actually misaligned, but looks just like it was intended to look.  For this part
in particular, I looked at the DAT file carefully, and I'm not convinced that it
wasn't intended to look just the way it does.


For the sake of L-Draw continuing as a useful platform parts need to
be pushed through and approved.  Many parts approved long ago don't
meet todays strict standards, and they are slowly being updated as
authors revisit them.  But for all the time since they are created
they have been in the system and they are useful. To continue to keep
the L-Draw system useful, parts need to get in the system so people
can use them as they are "decently good".

I agree, with a few caveats.  First of all, I think there should be a new
official header comment that basically says, "ok, but could use some work".
Secondly, reviewers need to be very careful about the orientation and
positioning of parts.  There are plenty of official parts that don't have good
origins or orientations, and they CANNOT be fixed now, because they're
official.


If not all quads are co-planer, so what, that isn't going to impact
anything.  Invisible gaps between planes, or unimportant undersides
not detailed 100% correct should not be reason to hold up parts.  My
personal pet peeve is BFCing - I can see the value, but can't see
holding a part up for it, especially with the high speed, high memory
computers we use today where a few added back-faces are not going to
make an impact.

The only reason a part should be held due to BFC is if the part is
BFC-certified, but the BFC code is wrong.  If there are errors in the BFC-ing of
a part, it definitely needs to be held, because otherwise the flipped polygons
will be invisible on BFC-compliant renderers.

The part reviewing documentation specifically states the BFC-certification isn't
required, though.  If I authored a part (mind you, I don't), and somebody put a
hold on it because it wasn't BFC-certified, I'd send an email to them politely
asking them to remove the hold and explaining that BFC certification wasn't a
requirement.  If that failed to produce a result, I'd send an email to the
admins asking THEM to remove the hold.

--Travis



Message has 2 Replies:
  Re: Should pattern be like we -think- they should be?
 
(...) Yeah, tell me about it! Me and a friend made a mock-up of the sign for the Datsville post office: (URL) low-res picture shows just a little of the flaw, but the letter 'S' is just so wrong. We decided to let it reach below the other three (...) (18 years ago, 16-Jan-07, to lugnet.cad.dat.parts)
  Re: Should pattern be like we -think- they should be?
 
(...) That is good advice because I have had more than one part I authored get held ONLY because the reviewer thought it should be BFCed when no claim was made by the part that it should be BFCed. BFCing may be a good idea, and if someone wants to (...) (18 years ago, 16-Jan-07, to lugnet.cad.dat.parts)

Message is in Reply To:
  Re: Should pattern be like we -think- they should be?
 
(...) You know, this piece typifies the problem with the process and why no new parts get published, at least from my view. The burden of detail required for approval is too onerous. In this particular part the ice cream is fine either way - as the (...) (18 years ago, 15-Jan-07, to lugnet.cad.dat.parts)

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