static void renderclients(Monitor *m, struct timespec *now);

renderclients(Monitor *m, struct timespec *now)
{
	/* Each subsequent window we render is rendered on top of the last. Because
	 * our stacking list is ordered front-to-back, we iterate over it backwards. */
	Client *c;
	wl_list_for_each_reverse(c, &stack, slink) {
		/* Only render clients which are on this monitor. */
		/* XXX consider checking wlr_output_layout_intersects, in case a
		 * window can be seen on multiple outputs */
		if (!VISIBLEON(c, m))
			continue;
		struct render_data rdata = {
			.output = m->wlr_output,
			.when = now,
			.x = c->x,
			.y = c->y,
		};
		/* This calls our render function for each surface among the
		 * xdg_surface's toplevel and popups. */
		wlr_xdg_surface_for_each_surface(c->xdg_surface, render, &rdata);
	}
}
void

	/* Each subsequent window we render is rendered on top of the last. Because
	 * our stacking list is ordered front-to-back, we iterate over it backwards. */
	Client *c;
	wl_list_for_each_reverse(c, &stack, slink) {
		/* Only render clients which are on this monitor. */
		/* XXX consider checking wlr_output_layout_intersects, in case a
		 * window can be seen on multiple outputs */
		if (!VISIBLEON(c, m))
			continue;

	renderclients(m, &now);

		struct render_data rdata = {
			.output = m->wlr_output,
			.when = &now,
			.x = c->x,
			.y = c->y,
		};
		/* This calls our render function for each surface among the
		 * xdg_surface's toplevel and popups. */
		wlr_xdg_surface_for_each_surface(c->xdg_surface, render, &rdata);
	}