Is there any way to get perspective viewport embedded in a WPF to actually…work. This is utterly busted - notice the craziness of the viewport axes bottom left:
I’ve attempted pretty much everything all to no avail:
You should upload a sample of your plugin project exhibiting the issue. Sounds like a lot more information will be needed to solve your issue.
Our application is all WPF, and we are “moving” the rhino window inside of our window using pInvoke calls. We do not experience the issue you are describing, but then again you may be doing something completely different.