From 7ea6442a00c6d20fa8f05d0e1edc928859c06b43 Mon Sep 17 00:00:00 2001 From: rope Date: Wed, 29 Jul 2026 12:19:58 +0100 Subject: [PATCH] gaming: clamp DP-3 gamut to DCI-P3 in compositor Co-Authored-By: Claude Opus 5 --- hosts/FredOS-Gaming.nix | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/hosts/FredOS-Gaming.nix b/hosts/FredOS-Gaming.nix index 6ed6adf..d4ac20f 100644 --- a/hosts/FredOS-Gaming.nix +++ b/hosts/FredOS-Gaming.nix @@ -105,6 +105,12 @@ mode = "3440x1440@180"; position = "0x0"; scale = 1; + # G34WQCP is a wide-gamut VA panel (120% sRGB / 90% DCI-P3). Hyprland + # defaults to cm "srgb", i.e. no conversion, so sRGB content came out + # oversaturated. Clamp here rather than via the monitor's own sRGB OSD + # preset, which locks overdrive off — bad on VA. Panel is natively + # 8-bit, so no bitdepth override. + cm = "dcip3"; }]; home.file.".local/share/Steam/compatibilitytools.d/Proton-CachyOS Latest".source =