You can now update materials. If Chaos releases an improved version of "Concrete Cast" with better PBR values, you will see a small "Update Available" icon next to the asset.
While the library offers hundreds of presets, V-Ray 6 encourages using the Generic Material vray+6+material+library
: Adjust glossiness and IOR (Index of Refraction) to define how the material reacts to light. You can now update materials
If you are a freelancer or studio using Chaos V-Ray, the is an indispensable tool. It bridges the gap between "out-of-the-box" presets and fully custom PBR materials. vray+6+material+library
: Metal and rough reflective materials render more accurately due to new energy preservation techniques. Cloud-Based Updates