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13 Nov 2024 07:25:56 EST (-0500)
  a couple of wheels (POV vs ProEngineer) (Message 1 to 5 of 5)  
From: scott
Subject: a couple of wheels (POV vs ProEngineer)
Date: 15 Nov 2004 15:09:33
Message: <41990cfd@news.povray.org>
Here are two wheels I drew, I was roughly trying to copy the wheels off my 
radio controlled car, but I didn't actually have them in front of me while I 
was drawing.

Anyway, the one on the green background I did completely in POV (using solid 
of revolution and prism cuts) and it took a couple of hours.  The one on the 
white background I did at work using ProEngineer in my lunch break, took 
about 30 mins to model and another 5 or so to import into POV.  I would have 
added some tread to the tyre but I ran out of time!

So, after this experience, here are some points I've noticed:

* In POV it is very hard to add rounds to edges that are a result of complex 
CSG, it takes lots of thought and is a pain in the bum.  In a modeller it is 
easy to just select the edge and choose "round" no matter how wiggly or 
curved it is.
* Getting the actual shape right takes a long time in POV, unless you have 
actual measurements to use it takes a lot of trial and error to get 
something that looks right.
* Making quick little changes is very easy in a modeller, but having to 
export and import into POV every time you decide something isn't quite right 
is a pain in the behind.  The files are also very big if you want good 
quality (I think that wheel was 80k triangles or something).
* Using the solid of revolution feature it took me a while to get the 
straight edges / rounded bits right, lots of faffing around.  In the 
modeller you can just draw and see exactly what you're doing in real time.
* I can get away with drawing wheels in POV at work, but not drawing them in 
the modeller :-)


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Attachments:
Download 'wheel.jpg' (24 KB) Download 'wheel1.jpg' (18 KB)

Preview of image 'wheel.jpg'
wheel.jpg

Preview of image 'wheel1.jpg'
wheel1.jpg


 

From: Eli
Subject: Re: a couple of wheels (POV vs ProEngineer)
Date: 15 Nov 2004 19:52:39
Message: <41994f57$1@news.povray.org>
I don't know if anyone has heard about it, but solidwerks is a good piece of 
software....


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From: JWV
Subject: Re: a couple of wheels (POV vs ProEngineer)
Date: 16 Nov 2004 11:13:11
Message: <419a2717$1@news.povray.org>
SolidWorks is very good indeed. I use it at university (as a student). To
bad I can't find a way to export the files to pov-ray other than using VRML
files.

Greetings,

JWV

"Eli" <eli### [at] jehoelnet> wrote in message news:41994f57$1@news.povray.org...
> I don't know if anyone has heard about it, but solidwerks is a good piece
of
> software....
>
>


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From: scott
Subject: Re: a couple of wheels (POV vs ProEngineer)
Date: 16 Nov 2004 14:42:50
Message: <419a583a@news.povray.org>
"JWV" <jwv|at|planet.nl> wrote in message
news:419a2717$1@news.povray.org
> SolidWorks is very good indeed. I use it at university (as a
> student). To bad I can't find a way to export the files to pov-ray
> other than using VRML files.

Does it export *.slp files?  That's what I use from ProE, then use 
slp2pov.exe to convert to a pov include file.


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From: Spock
Subject: Re: a couple of wheels (POV vs ProEngineer)
Date: 16 Nov 2004 19:08:49
Message: <419a9691$1@news.povray.org>
I have something called "PovWorks" that claims to export SolidWorks files to POV
format.  I used it a few years ago but right now I don't have it (or 
SolidWorks) installed.  Unfortunately when I googled for the current version to
provide a link I couldn't find anything useful.  I would send you mine 
but I'm sure it's too old for recent versions of either SolidWorks or POV.  Too bad.

JWV wrote:
> SolidWorks is very good indeed. I use it at university (as a student). To
> bad I can't find a way to export the files to pov-ray other than using VRML
> files.
> 
> Greetings,
> 
> JWV
> 
> "Eli" <eli### [at] jehoelnet> wrote in message news:41994f57$1@news.povray.org...
> 
>>I don't know if anyone has heard about it, but solidwerks is a good piece
> 
> of
> 
>>software....
>>
>>
> 
> 
>


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