N-polygon render + Morph map

Newtek Lightwave 3D (exporter developed by holocube, Integrated Plugin developed by juanjgon)

Moderator: juanjgon

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CANDITO
Licensed Customer
Posts: 161
Joined: Fri Feb 21, 2014 9:49 pm

Hey Juanjo,

just a quick report : when using a morph mixer on an object,
non tripled polygons with more than 4 sides (like a hole in a wall for example)
will not render properly unless there are tripled.
Same polygons without morph renders fine
I'm using the 3.06 test 3, but maybe it's been already fixed on the last build,
thanks

Olivier
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juanjgon
Octane Plugin Developer
Posts: 8867
Joined: Tue Jan 19, 2010 12:01 pm
Location: Spain

Hi,

It is not a good idea to use morphs or any other of mesh deformation with not tripled polygons. The problem is that the tessellation algorithm is not going to produce always the same triangular mesh topology among the frames mesh because the ngons geometry is changing, so probably you are going to see a lot of rendering artifacts.

All the objects without a constant mesh along the frames, like any object with deformations, simulations, bones, etc. should be tripled in the modeler to avoid these artifacts.

Thanks,
-Juanjo
CANDITO
Licensed Customer
Posts: 161
Joined: Fri Feb 21, 2014 9:49 pm

Thanks Juanjo,

it was not for an animation but for a ach-viz still image
on which i needed control over the size of a window opening
to quickly react to a charming but very difficult client :)
Anyway thanks for the advice, i'll remember it for
the next animation projects involving N-gons :)

Olivier
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