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color_management_v1: implement set_luminances

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v2: Fix coding errors
v3: Fall back to default luminances if not set
v4: Return luminances, with override max for PQ
This commit is contained in:
Christopher Snowhill 2026-03-24 02:48:16 -07:00
parent fd870f6d27
commit 5994c3d055
5 changed files with 86 additions and 8 deletions
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6
include/wlr/types/wlr_color_management_v1.h
View file

@ -29,6 +29,9 @@ struct wlr_image_description_v1_data {
float min, max; // cd/m²
} mastering_luminance;
bool has_luminances;
struct wlr_color_luminances luminances; // cd/m²
uint32_t max_cll, max_fall; // cd/m², zero if unset
};
@ -94,6 +97,9 @@ void wlr_color_manager_v1_set_surface_preferred_image_description(
struct wlr_color_manager_v1 *manager, struct wlr_surface *surface,
const struct wlr_image_description_v1_data *data);
void wlr_color_manager_v1_get_luminances(const struct wlr_image_description_v1_data *img_desc,
struct wlr_color_luminances *lum);
/**
* Convert a protocol transfer function to enum wlr_color_transfer_function.
* Aborts if there is no matching wlroots entry.

6
include/wlr/types/wlr_scene.h
View file

@ -196,6 +196,9 @@ struct wlr_scene_buffer {
enum wlr_color_encoding color_encoding;
enum wlr_color_range color_range;
bool has_luminances;
struct wlr_color_luminances luminances;
struct {
uint64_t active_outputs;
struct wlr_texture *texture;
@ -570,6 +573,9 @@ void wlr_scene_buffer_set_color_encoding(struct wlr_scene_buffer *scene_buffer,
void wlr_scene_buffer_set_color_range(struct wlr_scene_buffer *scene_buffer,
enum wlr_color_range range);
void wlr_scene_buffer_set_luminances(struct wlr_scene_buffer *scene_buffer,
const struct wlr_color_luminances *lum);
/**
* Calls the buffer's frame_done signal.
*/