Add support for manually setting subpixel hinting on outputs.

Many laptop screens report unknown subpixel order. Allow users to manually set subpixel hinting to work around this.

Addresses https://github.com/swaywm/sway/issues/3163

1 files changed, 7 insertions, 0 deletions

diff --git a/sway/sway-output.5.scd b/sway/sway-output.5.scd
index bb3745f3..1efe2f7b 100644
--- a/sway/sway-output.5.scd
+++ b/sway/sway-output.5.scd
@@ -64,6 +64,13 @@ must be separated by one space. For example:
         applications to taste. HiDPI isn't supported with Xwayland clients (windows
         will blur).
 
+*output* <name> subpixel rgb|bgr|vrgb|vbgr|none
+        Manually sets the subpixel hinting for the specified output. This value is
+        usually auto-detected, but some displays may misreport their subpixel
+        geometry. Using the correct subpixel hinting allows for sharper text.
+        Incorrect values will result in blurrier text. When changing this via
+        *swaymsg*, some applications may need to be restarted to use the new value.
+
 *output* <name> background|bg <file> <mode> [<fallback_color>]
         Sets the wallpaper for the given output to the specified file, using the
         given scaling mode (one of "stretch", "fill", "fit", "center", "tile"). If