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chase: handle gamma-control-v1 set_gamma events

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References:
- https://gitlab.freedesktop.org/wlroots/wlroots/-/merge_requests/4046
- https://github.com/swaywm/sway/pull/7494/files

Fixes: #1262
This commit is contained in:
Johan Malm 2023-12-01 17:07:05 +00:00 • committed by Johan Malm
parent 9c1c96f993
commit fcf21e1464
3 changed files with 53 additions and 1 deletions
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48
src/output.c
View file

@ -33,6 +33,36 @@ output_frame_notify(struct wl_listener *listener, void *data)
if (!output_is_usable(output)) {
return;
}
struct wlr_output *wlr_output = output->wlr_output;
struct server *server = output->server;
if (output->gamma_lut_changed) {
struct wlr_output_state pending;
wlr_output_state_init(&pending);
if (!wlr_scene_output_build_state(output->scene_output, &pending, NULL)) {
return;
}
output->gamma_lut_changed = false;
struct wlr_gamma_control_v1 *gamma_control =
wlr_gamma_control_manager_v1_get_control(
server->gamma_control_manager_v1, wlr_output);
if (!wlr_gamma_control_v1_apply(gamma_control, &pending)) {
wlr_output_state_finish(&pending);
return;
}
if (!wlr_output_commit_state(output->wlr_output, &pending)) {
wlr_gamma_control_v1_send_failed_and_destroy(gamma_control);
wlr_output_state_finish(&pending);
return;
}
wlr_damage_ring_rotate(&output->scene_output->damage_ring);
wlr_output_state_finish(&pending);
return;
}
if (lab_wlr_scene_output_commit(output->scene_output)) {
struct timespec now = { 0 };
clock_gettime(CLOCK_MONOTONIC, &now);
@ -314,6 +344,9 @@ new_output_notify(struct wl_listener *listener, void *data)
void
output_init(struct server *server)
{
server->gamma_control_manager_v1 =
wlr_gamma_control_manager_v1_create(server->wl_display);
server->new_output.notify = new_output_notify;
wl_signal_add(&server->backend->events.new_output, &server->new_output);
@ -529,6 +562,17 @@ handle_output_layout_change(struct wl_listener *listener, void *data)
do_output_layout_change(server);
}
static void
handle_gamma_control_set_gamma(struct wl_listener *listener, void *data)
{
struct server *server = wl_container_of(listener, server, gamma_control_set_gamma);
const struct wlr_gamma_control_manager_v1_set_gamma_event *event = data;
struct output *output = event->output->data;
output->gamma_lut_changed = true;
wlr_output_schedule_frame(output->wlr_output);
}
void
output_manager_init(struct server *server)
{
@ -541,6 +585,10 @@ output_manager_init(struct server *server)
server->output_manager_apply.notify = handle_output_manager_apply;
wl_signal_add(&server->output_manager->events.apply,
&server->output_manager_apply);
server->gamma_control_set_gamma.notify = handle_gamma_control_set_gamma;
wl_signal_add(&server->gamma_control_manager_v1->events.set_gamma,
&server->gamma_control_set_gamma);
}
struct output *