The Pannini Projection – perspective images with very wide fields of view (tksharpless.net)

I know astronomical and spherical projections well, but there is whole new world of 'architectural' projections:

http://hugin.sourceforge.net/docs/manual/Projections.html

is there a lightroom plugin?

So, is it "Gian Paolo Pannini" as stated here, or "Giovanni Paolo Panini" as wikipedia claims?

Ah, that tends to explain the name of this 360 degree panorama photo ball: https://www.panono.com/