Add 'output render_bit_depth [8|10]' command

This makes it possible to hint to the renderer and backends how many
bits per channel the buffers that the compositor draws windows onto
should have. Renderers and backends may deviate from this if they
do not support the formats with higher bit depth.

1 files changed, 7 insertions, 0 deletions

diff --git a/include/sway/config.h b/include/sway/config.h
index 660245c1..aa71209d 100644
--- a/include/sway/config.h
+++ b/include/sway/config.h
@@ -247,6 +247,12 @@ enum scale_filter_mode {
         SCALE_FILTER_SMART,
 };
 
+enum render_bit_depth {
+        RENDER_BIT_DEPTH_DEFAULT, // the default is currently 8
+        RENDER_BIT_DEPTH_8,
+        RENDER_BIT_DEPTH_10,
+};
+
 /**
  * Size and position configuration for a particular output.
  *
@@ -266,6 +272,7 @@ struct output_config {
         enum wl_output_subpixel subpixel;
         int max_render_time; // In milliseconds
         int adaptive_sync;
+        enum render_bit_depth render_bit_depth;
 
         char *background;
         char *background_option;