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scene: allow at most one scene surface per surface

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This commit is contained in:
Kirill Primak 2024-11-15 20:05:10 +03:00
parent 0b720ae5ea
commit bf72bed1ed
2 changed files with 44 additions and 9 deletions
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11
include/wlr/types/wlr_scene.h
View file

@ -123,7 +123,8 @@ struct wlr_scene_surface {
struct {
struct wlr_box clip;
struct wlr_addon addon;
struct wlr_addon scene_buffer_addon;
struct wlr_addon surface_addon;
struct wl_listener outputs_update;
struct wl_listener output_enter;
@ -402,6 +403,14 @@ struct wlr_scene_rect *wlr_scene_rect_from_node(struct wlr_scene_node *node);
struct wlr_scene_surface *wlr_scene_surface_try_from_buffer(
struct wlr_scene_buffer *scene_buffer);
/**
* Get a struct wlr_scene_surface from a struct wlr_surface.
*
* Returns NULL if there's no struct wlr_scene_surface created for this
* struct wlr_surface.
*/
struct wlr_scene_surface *wlr_scene_surface_try_from_wlr_surface(struct wlr_surface *surface);
/**
* Add a node displaying a solid-colored rectangle to the scene-graph.
*

42
types/scene/surface.c
View file

@ -228,12 +228,11 @@ static bool scene_buffer_point_accepts_input(struct wlr_scene_buffer *scene_buff
return wlr_surface_point_accepts_input(scene_surface->surface, *sx, *sy);
}
static void surface_addon_destroy(struct wlr_addon *addon) {
struct wlr_scene_surface *surface = wl_container_of(addon, surface, addon);
static void scene_surface_destroy(struct wlr_scene_surface *surface) {
scene_buffer_unmark_client_buffer(surface->buffer);
wlr_addon_finish(&surface->addon);
wlr_addon_finish(&surface->scene_buffer_addon);
wlr_addon_finish(&surface->surface_addon);
wl_list_remove(&surface->outputs_update.link);
wl_list_remove(&surface->output_enter.link);
@ -246,6 +245,21 @@ static void surface_addon_destroy(struct wlr_addon *addon) {
free(surface);
}
static void scene_buffer_addon_destroy(struct wlr_addon *addon) {
struct wlr_scene_surface *surface = wl_container_of(addon, surface, scene_buffer_addon);
scene_surface_destroy(surface);
}
static const struct wlr_addon_interface scene_buffer_addon_impl = {
.name = "wlr_scene_surface",
.destroy = scene_buffer_addon_destroy,
};
static void surface_addon_destroy(struct wlr_addon *addon) {
struct wlr_scene_surface *surface = wl_container_of(addon, surface, surface_addon);
scene_surface_destroy(surface);
}
static const struct wlr_addon_interface surface_addon_impl = {
.name = "wlr_scene_surface",
.destroy = surface_addon_destroy,
@ -254,15 +268,25 @@ static const struct wlr_addon_interface surface_addon_impl = {
struct wlr_scene_surface *wlr_scene_surface_try_from_buffer(
struct wlr_scene_buffer *scene_buffer) {
struct wlr_addon *addon = wlr_addon_find(&scene_buffer->node.addons,
scene_buffer, &surface_addon_impl);
scene_buffer, &scene_buffer_addon_impl);
if (!addon) {
return NULL;
}
struct wlr_scene_surface *surface = wl_container_of(addon, surface, addon);
struct wlr_scene_surface *surface = wl_container_of(addon, surface, scene_buffer_addon);
return surface;
}
struct wlr_scene_surface *wlr_scene_surface_try_from_wlr_surface(struct wlr_surface *surface) {
struct wlr_addon *addon = wlr_addon_find(&surface->addons, NULL, &surface_addon_impl);
if (addon == NULL) {
return NULL;
}
struct wlr_scene_surface *scene_surface = wl_container_of(addon, scene_surface, surface_addon);
return scene_surface;
}
struct wlr_scene_surface *wlr_scene_surface_create(struct wlr_scene_tree *parent,
struct wlr_surface *wlr_surface) {
struct wlr_scene_surface *surface = calloc(1, sizeof(*surface));
@ -301,8 +325,10 @@ struct wlr_scene_surface *wlr_scene_surface_create(struct wlr_scene_tree *parent
surface->surface_commit.notify = handle_scene_surface_surface_commit;
wl_signal_add(&wlr_surface->events.commit, &surface->surface_commit);
wlr_addon_init(&surface->addon, &scene_buffer->node.addons,
scene_buffer, &surface_addon_impl);
wlr_addon_init(&surface->scene_buffer_addon, &scene_buffer->node.addons,
scene_buffer, &scene_buffer_addon_impl);
wlr_addon_init(&surface->surface_addon, &wlr_surface->addons, NULL, &surface_addon_impl);
surface_reconfigure(surface);