Subject:
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Re: New Part: 41530 Propellor 8 Blade 5 Diameter
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Newsgroups:
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lugnet.cad.dat.parts
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Date:
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Wed, 30 Nov 2005 17:48:15 GMT
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Viewed:
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2440 times
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In lugnet.cad.dat.parts, Travis Cobbs wrote:
> In lugnet.cad.dat.parts, Amnon Silverstein wrote:
> > Sorry,
> >
> > That dat file seems to have been scrambled. Here is a corrected version
>
> It looks like you can't post DAT files in FTX mode; you have to use Plain
> Text, as the file is still scrambled. As for the part itself, you definitely
> want to create sub-part for a single blade, and then reference that sub-part
> 8 times in the main part. That will make the file a great deal smaller.
Or, make the sub-part be half of a blade, and reference it 16 times.
> You don't use any primitives. I'm guessing you modeled the part in a CAD
> program and imported it (which would also explain the lack of sub-parts for
> each blade). At the very least, I see two spots that could be replaced with
> cylinder primitives. (I even counted, and they're the correct 16 facets
> currently.) Not being a part author myself, I'm not sure if there are other
> places that could use primitives or not. (I'm familiar with the curved
> geometric primitives due to the fact that I coded algorithmic replacements
> for them into LDView, but I'm not so familiar with the other primitives.)
The axle-hole area could probably be replaced with one or more primitives. I'd
have to compare this part to the existing axlehole primitives to be sure.
> You seem to have chosen a very difficult part for your first go at part
> authoring. I'd say you did an amazingly good job.
I totally agree with Travis. Amazing, indeed!
Steve
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Message has 1 Reply:
 | | Re: New Part: 41530 Propellor 8 Blade 5 Diameter
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| (...) I thought about suggesting that, but unless you skip the polygons around the outside of the blade, (and put them into a higher-level "full blade" sub-part), this will add new polygons, since the polygons around the outside of the blade span (...) (19 years ago, 30-Nov-05, to lugnet.cad.dat.parts)
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Message is in Reply To:
| | Re: New Part: 41530 Propellor 8 Blade 5 Diameter
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| (...) It looks like you can't post DAT files in FTX mode; you have to use Plain Text, as the file is still scrambled. As for the part itself, you definitely want to create sub-part for a single blade, and then reference that sub-part 8 times in the (...) (19 years ago, 30-Nov-05, to lugnet.cad.dat.parts, FTX)
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