Survey/Mapping grade photogrammetry using 360° cameras and RTK add-on? YES, it works.
See the major steps how you can create 3d models using REDcatch's 360RTK camera add-on. https://www.redcatch.at/rtk_360camera/

What you will see in this video:
o Introduction (0:00)
o The main 4 steps (0:10)
o Unpacking and assemble (0:20)
o Take the photos (0:57)
o Geotag images (1:26)
o Processing in Agisoft 2020
- import and alignment (1:50)
- accuracy assessment (2:53)
- mesh generation (3:04)
- pointcloud sampling (3:46)
- texture for photorealistic 3d model (4:18)
- orthomosaic generation (4:40)
o Compatibility (05:04)
o the pro's (5:12)
o Example data and buy (5:38)