https://www.gamingonlinux.com/2014/03/proper-nvidia-physx-linux-support-soon-with-nvidia-gameworks/
Looks like Nvidia are stepping their game up, they announced Nvidia GameWorks recently and one their videos specifically mentions Linux support.
nvidia physxlinux supportpropersoongameworks
https://pcper.com/2015/12/nvidia-gameworks-vr-1-1-arrives-with-support-for-opengl-vr-sli-support-and-the-oculus-sdk/
NVIDIA GameWorks VR 1.1 arrives with support for OpenGL VR SLI support and the Oculus SDK If you are blessed with the good fortune of already having a VR
nvidia gameworksvrarrivessupportopengl