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general 3D help
Posted: Sun Aug 05, 2007 9:16 pm
by macitect
I do a little 3D in an architectural context and as such know very little about intricate 3D.
I have seen the renders of the Dragon that was used in a challenge here a while back (the Stanford dragon, Buddha, Lucy etc..) and would like to get my hands on some of those models to try some object renders.
I am on MacOSX and have found MeshLab (
http://meshlab.sourceforge.net/ ) for converting the from the PLY format to obj or 3ds, but I need help...
Can I (and how) reduce the poly count on such an intense model. (It even almost freezes my Intel mac!!)
Thanks!
Posted: Sun Aug 05, 2007 10:50 pm
by Bubbaloo
In 3ds Max you can apply an optimize modifier on your model. Don't know if you use Max, though.
Posted: Mon Aug 06, 2007 2:17 am
by ivox3
Just 'Save As' .... .Obj or .3ds within ML ....
but before you save to the new format, ...run a couple 'Quadric Edge Collapse Decimation' via Filters> Quadric Edge etc.. then save.
Keep an eye on the vertice and face count at the bottom/middle of the UI til you get it to something reasonable for your system.
** ps. if you can't open the file to begin with, ....your on your own.

Posted: Mon Aug 06, 2007 2:23 am
by ivox3
Well I suppose you could get someone to send a reduced file .... let me/us know which ones if you can't do it manually yourself.
** I know that some of these scans can get ultra gnarly in the triangle department.

Posted: Mon Aug 06, 2007 2:51 am
by macitect
Thanks guys for the suggestions.
No, I don't have Max, in fact I am pretty sure that it is not available on OSX.
I have read parts but not all of the MR manual, I didn't realize that I could filter the models in there. Thanks alot for that superma... er.. ivox.
I will try what you suggest and if I need more help I'll let you know.
cheers.
Posted: Mon Aug 06, 2007 3:26 am
by macitect
macitect wrote:
I have read parts but not all of the MR manual, I didn't realize that I could filter the models in there. Thanks alot for that superma... er.. ivox.

AAAhhhh... mL, not mR. I'll have my eyes checked this week.

Posted: Mon Aug 06, 2007 3:28 am
by ivox3
.....you do that. lol.....
Posted: Tue Aug 07, 2007 6:32 pm
by sandykoufax
At finally, Christopher found his photo.
