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Merge pull request #885 from emersion/remove-surface-subsurface 

Remove wlr_surface::subsurface, add wlr_subcompositor
This commit is contained in:
Drew DeVault 2018-04-22 10:54:15 +02:00 committed by GitHub
parent 704bc490a7 3bce5dfc9f
commit 12bf39a715
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
10 changed files with 162 additions and 131 deletions
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7
include/wlr/types/wlr_compositor.h
View File

@ -6,12 +6,19 @@
struct wlr_surface;
struct wlr_subcompositor {
struct wl_global *wl_global;
struct wl_list wl_resources;
};
struct wlr_compositor {
struct wl_global *wl_global;
struct wl_list wl_resources;
struct wlr_renderer *renderer;
struct wl_list surfaces;
struct wlr_subcompositor subcompositor;
struct wl_listener display_destroy;
struct {

7
include/wlr/types/wlr_surface.h
View File

@ -56,7 +56,8 @@ struct wlr_subsurface {
struct wl_list parent_link;
struct wl_list parent_pending_link;
struct wl_listener parent_destroy_listener;
struct wl_listener surface_destroy;
struct wl_listener parent_destroy;
struct {
struct wl_signal destroy;
@ -87,9 +88,7 @@ struct wlr_surface {
void (*role_committed)(struct wlr_surface *surface, void *role_data);
void *role_data;
// subsurface properties
struct wlr_subsurface *subsurface;
struct wl_list subsurface_list; // wlr_subsurface::parent_link
struct wl_list subsurfaces; // wlr_subsurface::parent_link
// wlr_subsurface::parent_pending_link
struct wl_list subsurface_pending_list;

2
rootston/desktop.c
View File

@ -459,7 +459,7 @@ void view_map(struct roots_view *view, struct wlr_surface *surface) {
view->wlr_surface = surface;
struct wlr_subsurface *subsurface;
wl_list_for_each(subsurface, &view->wlr_surface->subsurface_list,
wl_list_for_each(subsurface, &view->wlr_surface->subsurfaces,
parent_link) {
subsurface_create(view, subsurface);
}

2
rootston/output.c
View File

@ -318,7 +318,7 @@ static void render_view(struct roots_view *view, struct render_data *data) {
}
static bool has_standalone_surface(struct roots_view *view) {
if (!wl_list_empty(&view->wlr_surface->subsurface_list)) {
if (!wl_list_empty(&view->wlr_surface->subsurfaces)) {
return false;
}

178
types/wlr_compositor.c
View File

@ -10,7 +10,8 @@
static const char *subsurface_role = "wl_subsurface";
bool wlr_surface_is_subsurface(struct wlr_surface *surface) {
return strcmp(surface->role, subsurface_role) == 0;
return surface->role != NULL &&
strcmp(surface->role, subsurface_role) == 0;
}
struct wlr_subsurface *wlr_subsurface_from_surface(
@ -19,9 +20,96 @@ struct wlr_subsurface *wlr_subsurface_from_surface(
return (struct wlr_subsurface *)surface->role_data;
}
static void subcompositor_handle_destroy(struct wl_client *client,
struct wl_resource *resource) {
wl_resource_destroy(resource);
}
static void subcompositor_handle_get_subsurface(struct wl_client *client,
struct wl_resource *resource, uint32_t id,
struct wl_resource *surface_resource,
struct wl_resource *parent_resource) {
struct wlr_surface *surface = wlr_surface_from_resource(surface_resource);
struct wlr_surface *parent = wlr_surface_from_resource(parent_resource);
static const char msg[] = "get_subsurface: wl_subsurface@";
if (surface == parent) {
wl_resource_post_error(resource,
WL_SUBCOMPOSITOR_ERROR_BAD_SURFACE,
"%s%d: wl_surface@%d cannot be its own parent",
msg, id, wl_resource_get_id(surface_resource));
return;
}
if (wlr_surface_is_subsurface(surface)) {
wl_resource_post_error(resource,
WL_SUBCOMPOSITOR_ERROR_BAD_SURFACE,
"%s%d: wl_surface@%d is already a sub-surface",
msg, id, wl_resource_get_id(surface_resource));
return;
}
if (wlr_surface_get_root_surface(parent) == surface) {
wl_resource_post_error(resource,
WL_SUBCOMPOSITOR_ERROR_BAD_SURFACE,
"%s%d: wl_surface@%d is an ancestor of parent",
msg, id, wl_resource_get_id(surface_resource));
return;
}
if (wlr_surface_set_role(surface, subsurface_role, resource,
WL_SUBCOMPOSITOR_ERROR_BAD_SURFACE) < 0) {
return;
}
wlr_surface_make_subsurface(surface, parent, id);
}
static const struct wl_subcompositor_interface subcompositor_interface = {
.destroy = subcompositor_handle_destroy,
.get_subsurface = subcompositor_handle_get_subsurface,
};
static void subcompositor_bind(struct wl_client *client, void *data,
uint32_t version, uint32_t id) {
struct wlr_subcompositor *subcompositor = data;
struct wl_resource *resource =
wl_resource_create(client, &wl_subcompositor_interface, 1, id);
if (resource == NULL) {
wl_client_post_no_memory(client);
return;
}
wl_resource_set_implementation(resource, &subcompositor_interface,
subcompositor, NULL);
wl_list_insert(&subcompositor->wl_resources, wl_resource_get_link(resource));
}
static void subcompositor_init(struct wlr_subcompositor *subcompositor,
struct wl_display *display) {
subcompositor->wl_global = wl_global_create(display,
&wl_subcompositor_interface, 1, subcompositor, subcompositor_bind);
if (subcompositor->wl_global == NULL) {
wlr_log_errno(L_ERROR, "Could not allocate subcompositor global");
return;
}
wl_list_init(&subcompositor->wl_resources);
}
static void subcompositor_finish(struct wlr_subcompositor *subcompositor) {
wl_global_destroy(subcompositor->wl_global);
}
static const struct wl_compositor_interface wl_compositor_impl;
static struct wlr_compositor *compositor_from_resource(struct wl_resource *resource) {
static struct wlr_compositor *compositor_from_resource(
struct wl_resource *resource) {
assert(wl_resource_instance_of(resource, &wl_compositor_interface,
&wl_compositor_impl));
return wl_resource_get_user_data(resource);
@ -86,16 +174,15 @@ static void wl_compositor_bind(struct wl_client *wl_client, void *data,
struct wlr_compositor *compositor = data;
assert(wl_client && compositor);
struct wl_resource *wl_resource =
struct wl_resource *resource =
wl_resource_create(wl_client, &wl_compositor_interface, version, id);
if (wl_resource == NULL) {
if (resource == NULL) {
wl_client_post_no_memory(wl_client);
return;
}
wl_resource_set_implementation(wl_resource, &wl_compositor_impl,
wl_resource_set_implementation(resource, &wl_compositor_impl,
compositor, wl_compositor_destroy);
wl_list_insert(&compositor->wl_resources,
wl_resource_get_link(wl_resource));
wl_list_insert(&compositor->wl_resources, wl_resource_get_link(resource));
}
void wlr_compositor_destroy(struct wlr_compositor *compositor) {
@ -103,82 +190,12 @@ void wlr_compositor_destroy(struct wlr_compositor *compositor) {
return;
}
wlr_signal_emit_safe(&compositor->events.destroy, compositor);
subcompositor_finish(&compositor->subcompositor);
wl_list_remove(&compositor->display_destroy.link);
wl_global_destroy(compositor->wl_global);
free(compositor);
}
static void subcompositor_destroy(struct wl_client *client,
struct wl_resource *resource) {
wl_resource_destroy(resource);
}
static void subcompositor_get_subsurface(struct wl_client *client,
struct wl_resource *resource, uint32_t id,
struct wl_resource *surface_resource,
struct wl_resource *parent_resource) {
struct wlr_surface *surface = wlr_surface_from_resource(surface_resource);
struct wlr_surface *parent = wlr_surface_from_resource(parent_resource);
static const char msg[] = "get_subsurface: wl_subsurface@";
if (surface == parent) {
wl_resource_post_error(resource,
WL_SUBCOMPOSITOR_ERROR_BAD_SURFACE,
"%s%d: wl_surface@%d cannot be its own parent",
msg, id, wl_resource_get_id(surface_resource));
return;
}
if (surface->subsurface) {
wl_resource_post_error(resource,
WL_SUBCOMPOSITOR_ERROR_BAD_SURFACE,
"%s%d: wl_surface@%d is already a sub-surface",
msg, id, wl_resource_get_id(surface_resource));
return;
}
if (wlr_surface_get_root_surface(parent) == surface) {
wl_resource_post_error(resource,
WL_SUBCOMPOSITOR_ERROR_BAD_SURFACE,
"%s%d: wl_surface@%d is an ancestor of parent",
msg, id, wl_resource_get_id(surface_resource));
return;
}
if (wlr_surface_set_role(surface, subsurface_role, resource,
WL_SUBCOMPOSITOR_ERROR_BAD_SURFACE) < 0) {
return;
}
wlr_surface_make_subsurface(surface, parent, id);
if (!surface->subsurface) {
wl_resource_post_no_memory(resource);
return;
}
surface->role_data = surface->subsurface;
}
static const struct wl_subcompositor_interface subcompositor_interface = {
.destroy = subcompositor_destroy,
.get_subsurface = subcompositor_get_subsurface,
};
static void subcompositor_bind(struct wl_client *client, void *data,
uint32_t version, uint32_t id) {
struct wlr_compositor *compositor = data;
struct wl_resource *resource =
wl_resource_create(client, &wl_subcompositor_interface, 1, id);
if (resource == NULL) {
wl_client_post_no_memory(client);
return;
}
wl_resource_set_implementation(resource, &subcompositor_interface,
compositor, NULL);
}
static void handle_display_destroy(struct wl_listener *listener, void *data) {
struct wlr_compositor *compositor =
wl_container_of(listener, compositor, display_destroy);
@ -204,14 +221,13 @@ struct wlr_compositor *wlr_compositor_create(struct wl_display *display,
compositor->wl_global = compositor_global;
compositor->renderer = renderer;
wl_global_create(display, &wl_subcompositor_interface, 1, compositor,
subcompositor_bind);
wl_list_init(&compositor->wl_resources);
wl_list_init(&compositor->surfaces);
wl_signal_init(&compositor->events.new_surface);
wl_signal_init(&compositor->events.destroy);
subcompositor_init(&compositor->subcompositor, display);
compositor->display_destroy.notify = handle_display_destroy;
wl_display_add_destroy_listener(display, &compositor->display_destroy);

81
types/wlr_surface.c
View File

@ -3,6 +3,7 @@
#include <wayland-server.h>
#include <wlr/render/egl.h>
#include <wlr/render/interface.h>
#include <wlr/types/wlr_compositor.h>
#include <wlr/types/wlr_matrix.h>
#include <wlr/types/wlr_region.h>
#include <wlr/types/wlr_surface.h>
@ -129,8 +130,7 @@ static void surface_set_opaque_region(struct wl_client *client,
}
static void surface_set_input_region(struct wl_client *client,
struct wl_resource *resource,
struct wl_resource *region_resource) {
struct wl_resource *resource, struct wl_resource *region_resource) {
struct wlr_surface *surface = wlr_surface_from_resource(resource);
surface->pending->invalid |= WLR_SURFACE_INVALID_INPUT_REGION;
if (region_resource) {
@ -326,7 +326,7 @@ static void wlr_surface_damage_subsurfaces(struct wlr_subsurface *subsurface) {
subsurface->reordered = false;
struct wlr_subsurface *child;
wl_list_for_each(child, &subsurface->surface->subsurface_list, parent_link) {
wl_list_for_each(child, &subsurface->surface->subsurfaces, parent_link) {
wlr_surface_damage_subsurfaces(child);
}
}
@ -418,7 +418,7 @@ static void wlr_surface_commit_pending(struct wlr_surface *surface) {
wl_list_for_each_reverse(subsurface, &surface->subsurface_pending_list,
parent_pending_link) {
wl_list_remove(&subsurface->parent_link);
wl_list_insert(&surface->subsurface_list, &subsurface->parent_link);
wl_list_insert(&surface->subsurfaces, &subsurface->parent_link);
if (subsurface->reordered) {
// TODO: damage all the subsurfaces
@ -438,7 +438,7 @@ static void wlr_surface_commit_pending(struct wlr_surface *surface) {
}
static bool wlr_subsurface_is_synchronized(struct wlr_subsurface *subsurface) {
while (subsurface) {
while (1) {
if (subsurface->synchronized) {
return true;
}
@ -447,7 +447,10 @@ static bool wlr_subsurface_is_synchronized(struct wlr_subsurface *subsurface) {
return false;
}
subsurface = subsurface->parent->subsurface;
if (!wlr_surface_is_subsurface(subsurface->parent)) {
break;
}
subsurface = wlr_subsurface_from_surface(subsurface->parent);
}
return false;
@ -468,7 +471,7 @@ static void wlr_subsurface_parent_commit(struct wlr_subsurface *subsurface,
}
struct wlr_subsurface *tmp;
wl_list_for_each(tmp, &surface->subsurface_list, parent_link) {
wl_list_for_each(tmp, &surface->subsurfaces, parent_link) {
wlr_subsurface_parent_commit(tmp, true);
}
}
@ -491,19 +494,19 @@ static void wlr_subsurface_commit(struct wlr_subsurface *subsurface) {
}
struct wlr_subsurface *tmp;
wl_list_for_each(tmp, &surface->subsurface_list, parent_link) {
wl_list_for_each(tmp, &surface->subsurfaces, parent_link) {
wlr_subsurface_parent_commit(tmp, false);
}
}
}
static void surface_commit(struct wl_client *client,
struct wl_resource *resource) {
struct wlr_surface *surface = wlr_surface_from_resource(resource);
struct wlr_subsurface *subsurface = surface->subsurface;
if (subsurface) {
if (wlr_surface_is_subsurface(surface)) {
struct wlr_subsurface *subsurface =
wlr_subsurface_from_surface(surface);
wlr_subsurface_commit(subsurface);
return;
}
@ -511,7 +514,7 @@ static void surface_commit(struct wl_client *client,
wlr_surface_commit_pending(surface);
struct wlr_subsurface *tmp;
wl_list_for_each(tmp, &surface->subsurface_list, parent_link) {
wl_list_for_each(tmp, &surface->subsurfaces, parent_link) {
wlr_subsurface_parent_commit(tmp, false);
}
}
@ -603,28 +606,26 @@ static void wlr_surface_state_destroy(struct wlr_surface_state *state) {
void wlr_subsurface_destroy(struct wlr_subsurface *subsurface) {
wlr_signal_emit_safe(&subsurface->events.destroy, subsurface);
wl_list_remove(&subsurface->surface_destroy.link);
wlr_surface_state_destroy(subsurface->cached);
if (subsurface->parent) {
wl_list_remove(&subsurface->parent_link);
wl_list_remove(&subsurface->parent_pending_link);
wl_list_remove(&subsurface->parent_destroy_listener.link);
wl_list_remove(&subsurface->parent_destroy.link);
}
wl_resource_set_user_data(subsurface->resource, NULL);
if (subsurface->surface) {
subsurface->surface->subsurface = NULL;
subsurface->surface->role_data = NULL;
}
free(subsurface);
}
static void destroy_surface(struct wl_resource *resource) {
struct wlr_surface *surface = wlr_surface_from_resource(resource);
wlr_signal_emit_safe(&surface->events.destroy, surface);
if (surface->subsurface) {
wlr_subsurface_destroy(surface->subsurface);
}
wlr_signal_emit_safe(&surface->events.destroy, surface);
wlr_texture_destroy(surface->texture);
wlr_surface_state_destroy(surface->pending);
@ -650,7 +651,7 @@ struct wlr_surface *wlr_surface_create(struct wl_resource *res,
wl_signal_init(&surface->events.commit);
wl_signal_init(&surface->events.destroy);
wl_signal_init(&surface->events.new_subsurface);
wl_list_init(&surface->subsurface_list);
wl_list_init(&surface->subsurfaces);
wl_list_init(&surface->subsurface_pending_list);
wl_resource_set_implementation(res, &surface_interface,
surface, destroy_surface);
@ -720,7 +721,7 @@ static struct wlr_subsurface *subsurface_find_sibling(
struct wlr_surface *parent = subsurface->parent;
struct wlr_subsurface *sibling;
wl_list_for_each(sibling, &parent->subsurface_list, parent_link) {
wl_list_for_each(sibling, &parent->subsurfaces, parent_link) {
if (sibling->surface == surface && sibling != subsurface) {
return sibling;
}
@ -812,17 +813,23 @@ static const struct wl_subsurface_interface subsurface_implementation = {
static void subsurface_handle_parent_destroy(struct wl_listener *listener,
void *data) {
struct wlr_subsurface *subsurface =
wl_container_of(listener, subsurface, parent_destroy_listener);
wl_container_of(listener, subsurface, parent_destroy);
wl_list_remove(&subsurface->parent_link);
wl_list_remove(&subsurface->parent_pending_link);
wl_list_remove(&subsurface->parent_destroy_listener.link);
wl_list_remove(&subsurface->parent_destroy.link);
subsurface->parent = NULL;
}
static void subsurface_handle_surface_destroy(struct wl_listener *listener,
void *data) {
struct wlr_subsurface *subsurface =
wl_container_of(listener, subsurface, surface_destroy);
wlr_subsurface_destroy(subsurface);
}
void wlr_surface_make_subsurface(struct wlr_surface *surface,
struct wlr_surface *parent, uint32_t id) {
struct wl_client *client = wl_resource_get_client(surface->resource);
assert(surface->subsurface == NULL);
struct wlr_subsurface *subsurface =
calloc(1, sizeof(struct wlr_subsurface));
@ -839,14 +846,14 @@ void wlr_surface_make_subsurface(struct wlr_surface *surface,
subsurface->synchronized = true;
subsurface->surface = surface;
wl_signal_init(&subsurface->events.destroy);
wl_signal_add(&surface->events.destroy, &subsurface->surface_destroy);
subsurface->surface_destroy.notify = subsurface_handle_surface_destroy;
// link parent
subsurface->parent = parent;
wl_signal_add(&parent->events.destroy,
&subsurface->parent_destroy_listener);
subsurface->parent_destroy_listener.notify =
subsurface_handle_parent_destroy;
wl_list_insert(&parent->subsurface_list, &subsurface->parent_link);
wl_signal_add(&parent->events.destroy, &subsurface->parent_destroy);
subsurface->parent_destroy.notify = subsurface_handle_parent_destroy;
wl_list_insert(&parent->subsurfaces, &subsurface->parent_link);
wl_list_insert(&parent->subsurface_pending_list,
&subsurface->parent_pending_link);
@ -863,21 +870,19 @@ void wlr_surface_make_subsurface(struct wlr_surface *surface,
&subsurface_implementation, subsurface,
subsurface_resource_destroy);
surface->subsurface = subsurface;
surface->role_data = subsurface;
wlr_signal_emit_safe(&parent->events.new_subsurface, subsurface);
}
struct wlr_surface *wlr_surface_get_root_surface(struct wlr_surface *surface) {
while (surface != NULL) {
struct wlr_subsurface *sub = surface->subsurface;
if (sub == NULL) {
return surface;
}
surface = sub->parent;
while (wlr_surface_is_subsurface(surface)) {
struct wlr_subsurface *subsurface =
wlr_subsurface_from_surface(surface);
surface = subsurface->surface;
}
return NULL;
return surface;
}
bool wlr_surface_point_accepts_input(struct wlr_surface *surface,
@ -890,7 +895,7 @@ bool wlr_surface_point_accepts_input(struct wlr_surface *surface,
struct wlr_surface *wlr_surface_surface_at(struct wlr_surface *surface,
double sx, double sy, double *sub_x, double *sub_y) {
struct wlr_subsurface *subsurface;
wl_list_for_each(subsurface, &surface->subsurface_list, parent_link) {
wl_list_for_each(subsurface, &surface->subsurfaces, parent_link) {
double _sub_x = subsurface->surface->current->subsurface_position.x;
double _sub_y = subsurface->surface->current->subsurface_position.y;
struct wlr_surface *sub = wlr_surface_surface_at(subsurface->surface,
@ -957,7 +962,7 @@ static void surface_for_each_surface(struct wlr_surface *surface, int x, int y,
iterator(surface, x, y, user_data);
struct wlr_subsurface *subsurface;
wl_list_for_each(subsurface, &surface->subsurface_list, parent_link) {
wl_list_for_each(subsurface, &surface->subsurfaces, parent_link) {
struct wlr_surface_state *state = subsurface->surface->current;
int sx = state->subsurface_position.x;
int sy = state->subsurface_position.y;

3
types/wlr_wl_shell.c
View File

@ -13,7 +13,8 @@
static const char *wlr_wl_shell_surface_role = "wl-shell-surface";
bool wlr_surface_is_wl_shell_surface(struct wlr_surface *surface) {
return strcmp(surface->role, wlr_wl_shell_surface_role) == 0;
return surface->role != NULL &&
strcmp(surface->role, wlr_wl_shell_surface_role) == 0;
}
struct wlr_wl_surface *wlr_wl_shell_surface_from_wlr_surface(

5
types/wlr_xdg_shell.c
View File

@ -17,8 +17,9 @@ static const char *wlr_desktop_xdg_toplevel_role = "xdg_toplevel";
static const char *wlr_desktop_xdg_popup_role = "xdg_popup";
bool wlr_surface_is_xdg_surface(struct wlr_surface *surface) {
return strcmp(surface->role, wlr_desktop_xdg_toplevel_role) == 0 ||
strcmp(surface->role, wlr_desktop_xdg_popup_role) == 0;
return surface->role != NULL &&
(strcmp(surface->role, wlr_desktop_xdg_toplevel_role) == 0 ||
strcmp(surface->role, wlr_desktop_xdg_popup_role) == 0);
}
struct wlr_xdg_surface *wlr_xdg_surface_from_wlr_surface(

5
types/wlr_xdg_shell_v6.c
View File

@ -17,8 +17,9 @@ static const char *wlr_desktop_xdg_toplevel_role = "xdg_toplevel_v6";
static const char *wlr_desktop_xdg_popup_role = "xdg_popup_v6";
bool wlr_surface_is_xdg_surface_v6(struct wlr_surface *surface) {
return strcmp(surface->role, wlr_desktop_xdg_toplevel_role) == 0 ||
strcmp(surface->role, wlr_desktop_xdg_popup_role) == 0;
return surface->role != NULL &&
(strcmp(surface->role, wlr_desktop_xdg_toplevel_role) == 0 ||
strcmp(surface->role, wlr_desktop_xdg_popup_role) == 0);
}
struct wlr_xdg_surface_v6 *wlr_xdg_surface_v6_from_wlr_surface(

3
xwayland/xwm.c
View File

@ -80,7 +80,8 @@ const char *atom_map[ATOM_LAST] = {
const char *wlr_xwayland_surface_role = "wlr_xwayland_surface";
bool wlr_surface_is_xwayland_surface(struct wlr_surface *surface) {
return strcmp(surface->role, wlr_xwayland_surface_role) == 0;
return surface->role != NULL &&
strcmp(surface->role, wlr_xwayland_surface_role) == 0;
}
struct wlr_xwayland_surface *wlr_xwayland_surface_from_wlr_surface(