Experiments with a scene-referred local contrast module - proof of concept

[priort (Todd Prior)]

https://www.dropbox.com/scl/fi/vid6db0wymda00faijwua/darktable-5.5.0-116-g940a055ccb-dirty-win64-NSIS-deprecated.exe?rlkey=ugbbakf6x6p1ilpqm1m8hw1xd&st=rysj4dpo&dl=0

Windows build with both versions of the LC modules for evaluation…

Take the usual precautions to running a dev version in parallel…