Kevin Hall

Motionaut

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Recent Forum Posts

Karma render region? March 29, 2023, 4:31 a.m.

Cool. Is it possible in Karma to do this at render time?

MaterialX distortion in textures March 10, 2023, 6:01 a.m.

Hi there.
I'm finding that textures are distoring on animated objecs (not on deforming objects - all sop level P,N, and uvs are static).
When I port the materials to principled shaders I don't get this issue. Is there some kind of setting I'm not getting right on the mtlx image node?
I have tested the turnaround using the labs turntable sop, animating on obj context and I've also tried a transform lop in Solaris. All these give the same texture distorting result.

Like I say, principled shaders in solaris don't have this issue.

I will run more test on different objects using checkerboard textures. Just wondering if aybody has encounted this and knows a solution?

Thanks
Kev

Kinefx blendshape joints using localtransform attributes Feb. 21, 2021, 2:33 p.m.

Hey again.

In Henry Deans presentation he shows a way to use a blend shape node with packed primitives on a skeleton (for pre-posed hand gestures) cool idea! But I just can't get it to work. Both input streams are getting localtransform attributes generated from the compute transform nodes - but still no dice.

If I tell the blendshape sop to blend * attributes it works linearly (not whaty we want, we want rotations) but if I tell it use localtransform attribute it does absolutely nothing. Any idea how a pleb like me can get this working?

Cheers
Kev