int un_map; /* If a map/unmap happened on this monitor, then this should be true */

	c->mon->un_map = 1;

	int skip = 0;

	clock_gettime(CLOCK_MONOTONIC, &now);

	/* Checking m->un_map for every client is not optimal but works */
	wl_list_for_each(c, &clients, link) {
		if ((c->resize && m->un_map) || (c->type == XDGShell
				&& (c->surface.xdg->pending.geometry.width !=
				c->surface.xdg->current.geometry.width
				|| c->surface.xdg->pending.geometry.height !=
				c->surface.xdg->current.geometry.height))) {
			/* Lie */
			wlr_surface_send_frame_done(client_surface(c), &now);
			skip = 1;
		}
	}
	if (!skip && !wlr_scene_output_commit(m->scene_output))

	wl_list_for_each(c, &clients, link)
		if (client_is_rendered_on_mon(c, m) && (!c->isfloating && c->resize))
			goto skip;
	if (!wlr_scene_output_commit(m->scene_output))

skip:

	clock_gettime(CLOCK_MONOTONIC, &now);

	m->un_map = 0;

	if (c->mon)
		c->mon->un_map = 1;

client_is_rendered_on_mon(Client *c, Monitor *m)
{
	/* This is needed for when you don't want to check formal assignment,
	 * but rather actual displaying of the pixels.
	 * Usually VISIBLEON suffices and is also faster. */
	struct wlr_surface_output *s;
	if (!c->scene->node.enabled)
		return 0;
	wl_list_for_each(s, &client_surface(c)->current_outputs, link)
		if (s->output == m->wlr_output)
			return 1;
	return 0;
}
static inline int