I have a classic shader with noise displacement with the frequency scaled along the z-axis so that there are narrow bands on each pillar that are oriented correctly.


But when I plug anything into any of the inputs for the classic or principled shader, the rest position seems to be ignored and the displacement noise is no longer oriented correctly.


What causes this to happen? Thanks for any help.

Here's the scene file:

The crux of the mat context:

https://www.sidefx.com/forum/topic/52462/#post-235942 [www.sidefx.com]