Fixed effects not being applied to subsurfaces

Apparently Firefox is a subsurface...

Author: ErikReider

sway/desktop/output.c

@@ -17,6 +17,7 @@
 #include <wlr/types/wlr_presentation_time.h>
 #include <wlr/types/wlr_compositor.h>
 #include <wlr/types/wlr_xdg_shell.h>
+#include <wlr/types/wlr_subcompositor.h>
 #include <wlr/util/region.h>
 #include <wlr/util/transform.h>
 #include "config.h"
@@ -248,7 +249,8 @@ static void output_configure_scene(struct sway_output *output, struct wlr_scene_
 		// text buffer and saved views
 		struct wlr_layer_surface_v1 *layer_surface = NULL;
 		if (wlr_xdg_surface_try_from_wlr_surface(surface->surface)
-				|| wlr_xwayland_surface_try_from_wlr_surface(surface->surface)) {
+				|| wlr_xwayland_surface_try_from_wlr_surface(surface->surface)
+				|| wlr_subsurface_try_from_wlr_surface(surface->surface)) {
 			wlr_scene_buffer_set_corner_radius(buffer,
 					container_has_corner_radius(closest_con) ? corner_radius : 0,
 					has_titlebar ? CORNER_LOCATION_BOTTOM : CORNER_LOCATION_ALL);