NVidia’s GameWorks team is announcing five new technologies :

* Volumetric Lighting algorithm update
* Voxel-Accelerated Ambient Occlusion (VXAO)
* High-Fidelity Frustum-Traced Shadows (HFTS)
* Flow (combustible fluid, fire, smoke, dynamic grid simulator, and rendering in Dx11/12)
* GPU Rigid Body tech

This article introduces the new technologies and explains how they work at a low-level: https://www.gamersnexus.net/guides/2355-deep-dive-how-vxao-frustum-tracing-and-flow-work