view: add max_render_time

1 files changed, 17 insertions, 0 deletions

diff --git a/sway/desktop/surface.c b/sway/desktop/surface.c
index 41d4ce3f..853c403d 100644
--- a/sway/desktop/surface.c
+++ b/sway/desktop/surface.c
@@ -1,4 +1,6 @@
+#define _POSIX_C_SOURCE 200112L
 #include <stdlib.h>
+#include <time.h>
 #include <wlr/types/wlr_surface.h>
 #include "sway/server.h"
 #include "sway/surface.h"
@@ -9,9 +11,21 @@ void handle_destroy(struct wl_listener *listener, void *data) {
 	surface->wlr_surface->data = NULL;
 	wl_list_remove(&surface->destroy.link);
 
+	wl_event_source_remove(surface->frame_done_timer);
+
 	free(surface);
 }
 
+static int surface_frame_done_timer_handler(void *data) {
+	struct sway_surface *surface = data;
+
+	struct timespec now;
+	clock_gettime(CLOCK_MONOTONIC, &now);
+	wlr_surface_send_frame_done(surface->wlr_surface, &now);
+
+	return 0;
+}
+
 void handle_compositor_new_surface(struct wl_listener *listener, void *data) {
 	struct wlr_surface *wlr_surface = data;
 
@@ -21,4 +35,7 @@ void handle_compositor_new_surface(struct wl_listener *listener, void *data) {
 
 	surface->destroy.notify = handle_destroy;
 	wl_signal_add(&wlr_surface->events.destroy, &surface->destroy);
+
+	surface->frame_done_timer = wl_event_loop_add_timer(server.wl_event_loop,
+		surface_frame_done_timer_handler, surface);
 }