scene: schedule an output frame on wl_surface.frame

Some clients (e.g. mpv, Firefox) request a new wl_surface.frame
callback without damaging their surface. When this happens,
schedule a new output frame.

Closes: https://gitlab.freedesktop.org/wlroots/wlroots/-/issues/3350
This commit is contained in:
Simon Ser 2021-12-23 16:30:24 +01:00
parent 823476e76e
commit 812951f5bc

View file

@ -236,10 +236,6 @@ static void scene_surface_handle_surface_commit(struct wl_listener *listener,
wl_container_of(listener, scene_surface, surface_commit);
struct wlr_surface *surface = scene_surface->surface;
if (!pixman_region32_not_empty(&surface->buffer_damage)) {
return;
}
struct wlr_scene *scene = scene_node_get_root(&scene_surface->node);
int lx, ly;
@ -256,6 +252,17 @@ static void scene_surface_handle_surface_commit(struct wl_listener *listener,
return;
}
// Even if the surface hasn't submitted damage, schedule a new frame if
// the client has requested a wl_surface.frame callback.
if (!wl_list_empty(&surface->current.frame_callback_list) &&
scene_surface->primary_output != NULL) {
wlr_output_schedule_frame(scene_surface->primary_output);
}
if (!pixman_region32_not_empty(&surface->buffer_damage)) {
return;
}
struct wlr_scene_output *scene_output;
wl_list_for_each(scene_output, &scene->outputs, link) {
struct wlr_output *output = scene_output->output;