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scene_graph: Simplify computation for offset of new surfaces. 

This became possible after the usage of wlr_surface_send_frame_done.
This commit is contained in:
Alexander Orzechowski 2022-01-19 04:46:30 -05:00
parent 1bc6f7f243
commit c22ea3eb99
1 changed files with 4 additions and 5 deletions
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9
examples/scene-graph.c
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@ -29,7 +29,7 @@ struct server {
struct wlr_allocator *allocator;
struct wlr_scene *scene;
struct wl_list surfaces;
uint32_t surface_offset;
struct wl_listener new_output;
struct wl_listener new_surface;
@ -111,7 +111,8 @@ static void server_handle_new_surface(struct wl_listener *listener,
struct server *server = wl_container_of(listener, server, new_surface);
struct wlr_surface *wlr_surface = data;
int pos = 50 * wl_list_length(&server->surfaces);
int pos = server->surface_offset;
server->surface_offset += 50;
struct surface *surface = calloc(1, sizeof(struct surface));
surface->wlr = wlr_surface;
@ -127,7 +128,6 @@ static void server_handle_new_surface(struct wl_listener *listener,
surface->scene_surface =
wlr_scene_surface_create(&server->scene->node, wlr_surface);
wl_list_insert(server->surfaces.prev, &surface->link);
wlr_scene_node_set_position(&surface->scene_surface->node,
pos + border_width, pos + border_width);
@ -155,6 +155,7 @@ int main(int argc, char *argv[]) {
}
struct server server = {0};
server.surface_offset = 0;
server.display = wl_display_create();
server.backend = wlr_backend_autocreate(server.display);
server.scene = wlr_scene_create();
@ -170,8 +171,6 @@ int main(int argc, char *argv[]) {
wlr_xdg_shell_create(server.display);
wl_list_init(&server.surfaces);
server.new_output.notify = server_handle_new_output;
wl_signal_add(&server.backend->events.new_output, &server.new_output);