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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
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2 changed files with 28 additions and 6 deletions
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@ -115,6 +115,7 @@ struct wlr_scene_buffer {
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struct wl_signal output_enter; // struct wlr_scene_output
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struct wl_signal output_leave; // struct wlr_scene_output
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struct wl_signal output_present; // struct wlr_scene_output
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struct wl_signal frame_done; // struct timespec
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} events;
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/**
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@ -319,6 +320,12 @@ void wlr_scene_buffer_set_dest_size(struct wlr_scene_buffer *scene_buffer,
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void wlr_scene_buffer_set_transform(struct wlr_scene_buffer *scene_buffer,
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enum wl_output_transform transform);
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/**
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* Calls the buffer's frame_done signal.
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*/
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void wlr_scene_buffer_send_frame_done(struct wlr_scene_buffer *scene_buffer,
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struct timespec *now);
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/**
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* Add a viewport for the specified output to the scene-graph.
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*
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@ -411,6 +411,7 @@ struct wlr_scene_buffer *wlr_scene_buffer_create(struct wlr_scene_node *parent,
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wl_signal_init(&scene_buffer->events.output_enter);
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wl_signal_init(&scene_buffer->events.output_leave);
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wl_signal_init(&scene_buffer->events.output_present);
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wl_signal_init(&scene_buffer->events.frame_done);
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scene_node_damage_whole(&scene_buffer->node);
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@ -486,6 +487,11 @@ void wlr_scene_buffer_set_transform(struct wlr_scene_buffer *scene_buffer,
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scene_node_update_outputs(&scene_buffer->node);
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}
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void wlr_scene_buffer_send_frame_done(struct wlr_scene_buffer *scene_buffer,
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struct timespec *now) {
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wlr_signal_emit_safe(&scene_buffer->events.frame_done, now);
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}
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static struct wlr_texture *scene_buffer_get_texture(
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struct wlr_scene_buffer *scene_buffer, struct wlr_renderer *renderer) {
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struct wlr_client_buffer *client_buffer =
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@ -1280,8 +1286,8 @@ bool wlr_scene_output_commit(struct wlr_scene_output *scene_output) {
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return wlr_output_commit(output);
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}
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static void scene_output_send_frame_done_iterator(struct wlr_scene_node *node,
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struct wlr_output *output, struct timespec *now) {
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static void scene_node_send_frame_done(struct wlr_scene_node *node,
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struct wlr_scene_output *scene_output, struct timespec *now) {
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if (!node->state.enabled) {
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return;
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}
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@ -1289,21 +1295,30 @@ static void scene_output_send_frame_done_iterator(struct wlr_scene_node *node,
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if (node->type == WLR_SCENE_NODE_SURFACE) {
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struct wlr_scene_surface *scene_surface =
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wlr_scene_surface_from_node(node);
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if (scene_surface->primary_output == output) {
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if (scene_surface->primary_output == scene_output->output) {
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wlr_surface_send_frame_done(scene_surface->surface, now);
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}
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}
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if (node->type == WLR_SCENE_NODE_BUFFER) {
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struct wlr_scene_buffer *scene_buffer =
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scene_buffer_from_node(node);
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if (scene_buffer->primary_output == scene_output) {
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wlr_scene_buffer_send_frame_done(scene_buffer, now);
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}
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}
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struct wlr_scene_node *child;
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wl_list_for_each(child, &node->state.children, state.link) {
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scene_output_send_frame_done_iterator(child, output, now);
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scene_node_send_frame_done(child, scene_output, now);
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}
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}
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void wlr_scene_output_send_frame_done(struct wlr_scene_output *scene_output,
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struct timespec *now) {
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scene_output_send_frame_done_iterator(&scene_output->scene->node,
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scene_output->output, now);
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scene_node_send_frame_done(&scene_output->scene->node,
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scene_output, now);
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}
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static void scene_output_for_each_surface(const struct wlr_box *output_box,
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