wlr_scene: Add frame_done signal for wlr_scene_buffer

Let's also change the name of the function. Motivation [1].

[1] https://gitlab.freedesktop.org/wlroots/wlroots/-/merge_requests/3496#note_1357824
This commit is contained in:
Alexander Orzechowski 2022-05-19 14:23:10 -04:00
parent a53eccf2af
commit 09c7fe0f90
2 changed files with 28 additions and 6 deletions

View file

@ -115,6 +115,7 @@ struct wlr_scene_buffer {
struct wl_signal output_enter; // struct wlr_scene_output
struct wl_signal output_leave; // struct wlr_scene_output
struct wl_signal output_present; // struct wlr_scene_output
struct wl_signal frame_done; // struct timespec
} events;
/**
@ -319,6 +320,12 @@ void wlr_scene_buffer_set_dest_size(struct wlr_scene_buffer *scene_buffer,
void wlr_scene_buffer_set_transform(struct wlr_scene_buffer *scene_buffer,
enum wl_output_transform transform);
/**
* Calls the buffer's frame_done signal.
*/
void wlr_scene_buffer_send_frame_done(struct wlr_scene_buffer *scene_buffer,
struct timespec *now);
/**
* Add a viewport for the specified output to the scene-graph.
*

View file

@ -411,6 +411,7 @@ struct wlr_scene_buffer *wlr_scene_buffer_create(struct wlr_scene_node *parent,
wl_signal_init(&scene_buffer->events.output_enter);
wl_signal_init(&scene_buffer->events.output_leave);
wl_signal_init(&scene_buffer->events.output_present);
wl_signal_init(&scene_buffer->events.frame_done);
scene_node_damage_whole(&scene_buffer->node);
@ -486,6 +487,11 @@ void wlr_scene_buffer_set_transform(struct wlr_scene_buffer *scene_buffer,
scene_node_update_outputs(&scene_buffer->node);
}
void wlr_scene_buffer_send_frame_done(struct wlr_scene_buffer *scene_buffer,
struct timespec *now) {
wlr_signal_emit_safe(&scene_buffer->events.frame_done, now);
}
static struct wlr_texture *scene_buffer_get_texture(
struct wlr_scene_buffer *scene_buffer, struct wlr_renderer *renderer) {
struct wlr_client_buffer *client_buffer =
@ -1280,8 +1286,8 @@ bool wlr_scene_output_commit(struct wlr_scene_output *scene_output) {
return wlr_output_commit(output);
}
static void scene_output_send_frame_done_iterator(struct wlr_scene_node *node,
struct wlr_output *output, struct timespec *now) {
static void scene_node_send_frame_done(struct wlr_scene_node *node,
struct wlr_scene_output *scene_output, struct timespec *now) {
if (!node->state.enabled) {
return;
}
@ -1289,21 +1295,30 @@ static void scene_output_send_frame_done_iterator(struct wlr_scene_node *node,
if (node->type == WLR_SCENE_NODE_SURFACE) {
struct wlr_scene_surface *scene_surface =
wlr_scene_surface_from_node(node);
if (scene_surface->primary_output == output) {
if (scene_surface->primary_output == scene_output->output) {
wlr_surface_send_frame_done(scene_surface->surface, now);
}
}
if (node->type == WLR_SCENE_NODE_BUFFER) {
struct wlr_scene_buffer *scene_buffer =
scene_buffer_from_node(node);
if (scene_buffer->primary_output == scene_output) {
wlr_scene_buffer_send_frame_done(scene_buffer, now);
}
}
struct wlr_scene_node *child;
wl_list_for_each(child, &node->state.children, state.link) {
scene_output_send_frame_done_iterator(child, output, now);
scene_node_send_frame_done(child, scene_output, now);
}
}
void wlr_scene_output_send_frame_done(struct wlr_scene_output *scene_output,
struct timespec *now) {
scene_output_send_frame_done_iterator(&scene_output->scene->node,
scene_output->output, now);
scene_node_send_frame_done(&scene_output->scene->node,
scene_output, now);
}
static void scene_output_for_each_surface(const struct wlr_box *output_box,