#b3d #BlenderStudio #3danimation #modeling #uvmaps
https://studio.blender.org/blog/a-uv-unwrapping-guide/
The answer to this question appears to be chapter 7 of Ray Tracing Gems II.
In the context of ray-tracing the correct search-terms are "ray differentials" and "ray cones".
Still crazy about UVs? To wrap Julien's series on the topic, get specific tips on avoiding subdivision issues on UV maps.
#b3d #BlenderStudio #uvmaps #surfacing #animation
Crazy about the UV grids? Learn more about packing, grouping and iterating over UV maps with our in-house map-man, Julien.