May 25, 2025 8:59 PM
Jul 14, 2025 11:06 AM

Octane Sink

Useful notes, tips & tricks regarding the Octane renderer

Info

The main focus is Houdini Solaris integration

· #note/sink ·

Attributes

Passing attributes to geo/instances

Texture Instance node renamed to "displayColor" to get instance color attribute
Vertex Color/Float attribute to get geo attributes

Source

Limitations

At the moment you can have up to 4 float attributes and 2 colour attributes
Octane will read the first 4/2 attributes (in their name alphabetical order) and will default the rest.
This is not a Solaris limitation but Octane's.

Source: Developers

Rendering

Motion Blur

If you see the hair lag after the geo this is the motion blur problem
For hair motion blur the v attribute is required

Agents hair motion blur under investigation, currently does not work!