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Merge pull request #1118 from emersion/xdg-output-no-noop-updates 

xdg-output: don't send no-op updates
This commit is contained in:
Drew DeVault 2018-07-08 08:29:59 -07:00 committed by GitHub
parent 024fc76eee c19d475753
commit c1a6422b33
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 45 additions and 17 deletions
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3
include/wlr/types/wlr_xdg_output.h
View File

@ -10,6 +10,9 @@ struct wlr_xdg_output {
struct wlr_output_layout_output *layout_output;
int32_t x, y;
int32_t width, height;
struct wl_listener destroy;
};

59
types/wlr_xdg_output.c
View File

@ -22,15 +22,14 @@ static void output_handle_resource_destroy(struct wl_resource *resource) {
wl_list_remove(wl_resource_get_link(resource));
}
static void output_send_details(struct wl_resource *resource,
struct wlr_output_layout_output *layout_output) {
struct wlr_output *output = layout_output->output;
zxdg_output_v1_send_logical_position(resource,
layout_output->x, layout_output->y);
static void output_send_details(struct wlr_xdg_output *xdg_output,
struct wl_resource *resource) {
struct wlr_output *output = xdg_output->layout_output->output;
int width, height;
wlr_output_effective_resolution(layout_output->output, &width, &height);
zxdg_output_v1_send_logical_size(resource, width, height);
zxdg_output_v1_send_logical_position(resource,
xdg_output->x, xdg_output->y);
zxdg_output_v1_send_logical_size(resource,
xdg_output->width, xdg_output->height);
uint32_t version = wl_resource_get_version(resource);
if (version >= ZXDG_OUTPUT_V1_NAME_SINCE_VERSION) {
@ -46,6 +45,32 @@ static void output_send_details(struct wl_resource *resource,
zxdg_output_v1_send_done(resource);
}
static void output_update(struct wlr_xdg_output *xdg_output) {
struct wlr_output_layout_output *layout_output = xdg_output->layout_output;
bool updated = false;
if (layout_output->x != xdg_output->x || layout_output->y != xdg_output->y) {
xdg_output->x = layout_output->x;
xdg_output->y = layout_output->y;
updated = true;
}
int width, height;
wlr_output_effective_resolution(layout_output->output, &width, &height);
if (xdg_output->width != width || xdg_output->height != height) {
xdg_output->width = width;
xdg_output->height = height;
updated = true;
}
if (updated) {
struct wl_resource *resource;
wl_resource_for_each(resource, &xdg_output->resources) {
output_send_details(xdg_output, resource);
}
}
}
static void output_destroy(struct wlr_xdg_output *output) {
struct wl_resource *resource, *tmp;
wl_resource_for_each_safe(resource, tmp, &output->resources) {
@ -70,7 +95,7 @@ static void output_manager_handle_get_xdg_output(struct wl_client *client,
struct wl_resource *resource, uint32_t id,
struct wl_resource *output_resource) {
assert(wl_resource_instance_of(resource, &zxdg_output_manager_v1_interface,
&output_manager_implementation));
&output_manager_implementation));
struct wlr_xdg_output_manager *manager =
wl_resource_get_user_data(resource);
@ -97,10 +122,12 @@ static void output_manager_handle_get_xdg_output(struct wl_client *client,
return;
}
wl_resource_set_implementation(xdg_output_resource, &output_implementation,
NULL, output_handle_resource_destroy);
output_send_details(xdg_output_resource, layout_output);
NULL, output_handle_resource_destroy);
wl_list_insert(&xdg_output->resources,
wl_resource_get_link(xdg_output_resource));
wl_resource_get_link(xdg_output_resource));
output_send_details(xdg_output, xdg_output_resource);
}
static const struct zxdg_output_manager_v1_interface
@ -125,7 +152,7 @@ static void output_manager_bind(struct wl_client *wl_client, void *data,
return;
}
wl_resource_set_implementation(resource, &output_manager_implementation,
manager, output_manager_handle_resource_destroy);
manager, output_manager_handle_resource_destroy);
wl_list_insert(&manager->resources, wl_resource_get_link(resource));
}
@ -146,16 +173,14 @@ static void add_output(struct wlr_xdg_output_manager *manager,
output->destroy.notify = handle_output_destroy;
wl_signal_add(&layout_output->events.destroy, &output->destroy);
wl_list_insert(&manager->outputs, &output->link);
output_update(output);
}
static void output_manager_send_details(
struct wlr_xdg_output_manager *manager) {
struct wlr_xdg_output *output;
wl_list_for_each(output, &manager->outputs, link) {
struct wl_resource *resource;
wl_resource_for_each(resource, &output->resources) {
output_send_details(resource, output->layout_output);
}
output_update(output);
}
}