Emission Mask
The emission mask feature lets you convert base color into emission with an optional mask to select which parts of that base color will be added to emission.
This is great if you don't have an emission color map, but have an emission mask that makes the base color emissive.
More information about the masks system
Intensity
This controls how much emission will be created from the base color.
- 1 - will make the masked base color be emissive.
- 2 - 2x emission.
- 0 - no emission.