Jonathan Lampel gives a quick overview of the basic concepts of Physically Based Rendering (PBR) in this free introduction lesson to the PBR track.
Physically Based Rendering (PBR) is the standard for materials used by modern game engines. Jonathan Lampels demontsrates how to create PBR shaders quickly and make almost any material in Blender.
We start with 4 must-know concepts of PBR: 1. Roughness 2. Energy Conservation 3. Fresnel 4. Metal vs. Non-metal.
Link
- Shader Forge: Introduction to Physically Based Rendering (free introduction)