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Copy to Points cd value

Posted: Sat Apr 08, 2023 4:27 pm
by asmedia
Hey there,

I'm cloning spheres on a sphere with copy to points and a attribrandom on Cd.
When I try to decode the Cd value for octane with the ppm map, the spheres just turn yellow.

I think I'm missing the instance attribute, but not sure where to create it.

Probably a dumb question, but I'm pretty new to houdini.

Thanks,
Alex

Re: Copy to Points cd value

Posted: Wed Apr 12, 2023 9:21 am
by TheNikand
Hi, you probably haven't enabled packed geo instances in octane properties

Re: Copy to Points cd value

Posted: Wed Apr 19, 2023 7:20 am
by mirocreative
Hey Alex,

yeah, you'll need to enable Pack and Instance on the CopyToPoints SOP and also Packed Geo Instancing for the object on the Octane - Properties tab.

If you don't need instances, you can simply pass the Cd attribute to Octane / Octane tab - Attributes Point float and Point vector set to Cd. In this case you'll need a Color Vertex Attribute with Cd in the name field connected to baseColor (diffuse) for the material to work.

Chris.