This video tutorial goes through the steps to create PBR or Physically Based Rendering materials in Rhino 8. The key steps in this video can be found below:
00:00 - Introduction
00:30 - PolyHaven for free textures
01:18 - Creating a new 'Physically Based' material
02:05 - Adding a 'Base Colour' texture
03:38 - Texture Mapping
05:10 - Adding a 'Roughness' texture
06:05 - Adding a 'Bump/ Normal' texture
Texture Links:
Brick Texture used in the video: https://polyhaven.com/a/brick_wall_006
https://www.textures.com/
https://polyhaven.com/
https://freepbr.com/