Changes over r5.6_dev3:
Unbound and Reimagined clouds are now synced between players in the same world that have the same cloud settings and use Iris,
Tweaked tonemapping to fix balance issues regarding some bright colors turning too dark,
Added "Darkness Desaturation" color balance setting that controls the amount of desaturation applied to dark areas,
Added "White Reachability" color balance setting that controls how easily brighter colors reach to white,
Several reflection changes:
Improved reflection filtering for better reflection smoothing and reduce smudging around block edges.,
"Half Resolution Reflections" option is now enabled by default again, as it now looks just as good as full resolution reflections (if not better than before) thanks to the better smoothing,
Fixed World-Space Reflections having textures cut off in half in some cases (for real this time),
Fixed some metals like gold and redstone blocks no longer having their special reflection tint,
Fixed a reflection issue regarding picked up items and modded entities,
Fixed reflections having visible banding in some situations,
Increased cloud distance for "vanilla" clouds option as well for Minecraft 1.21.6 and above,
Slightly tweaked day time sunlight color,
Reduced the emission on all glowing things under daytime skylight,
The "Ore Glow Strength" now affects colored lighting intensity as well,
All shader settings that impact performance are now colored yellow in the menus,
Fixed Unbound and Reimagined clouds looking glitchy in high world coordinates,
Fixed a performance regression regarding sky calculations,
Fixed "Heavy & Colder" rain style causing a bright fog issue underwater