The general concept should work with Nvidia VRWorks, it’s not doing anything that needs to be special cased for MRS or LMS. It should just be a matter of implementing the changes to support SPS as detailed on their VRWorks page.
NVIDIA VRWorks and Unity User Guide
To enable VRWorks in your projects you need to: Import VRWorks package from the asset store In VR projects select…
The Unity ShaderLab code provided at the end of the article is intended as a proof of concept for others to learn from, not necessarily to be able to use directly.