[OpenSCAD] Voxel file format

nop head nop.head at gmail.com
Fri Apr 24 06:17:39 EDT 2015


>As OpenSCAD tends to generate a lot of tiny polygons

Really, I thought it just generated the polygons implied by the source code
with $fn, etc. Does it make some extra ones up?

On 24 April 2015 at 03:59, Andrew Plumb <andrew at plumb.org> wrote:

>
> On Apr 23, 2015, at 10:00 PM, Marius Kintel <marius at kintel.net> wrote:
>
> On Apr 23, 2015, at 21:00 PM, stonysmith <stonysmith at gmail.com> wrote:
>
> [...] The polygon
> reduction they apply has the effect of smoothing the model a bit too much
> for my tastes.  It may well be within the resolution of the printer, but to
> me the detail produced looks terrible.
>
> That's good feedback.
> Perhaps a much better solution would be for OpenSCAD to perform said
> polygon reduction on the original design. As OpenSCAD tends to generate a
> lot of tiny polygons, we could probably reduce typical designs
> significantly before it having a large visual impact.
>
>
> CGAL does document some mesh reduction approaches:
>
> http://doc.cgal.org/latest/Surface_mesh_simplification/
>
> Andrew.
>
>
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>
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