Only send frame done to visible views

Also don't accumulate empty damage

1 files changed, 21 insertions, 14 deletions

diff --git a/sway/desktop/output.c b/sway/desktop/output.c
index 4047fa3f..763f053c 100644
--- a/sway/desktop/output.c
+++ b/sway/desktop/output.c
@@ -948,6 +948,11 @@ static void send_frame_done_container_iterator(struct sway_container *con,
 	if (!sway_assert(con->type == C_VIEW, "expected a view")) {
 		return;
 	}
+
+	if (!view_is_visible(con->sway_view)) {
+		return;
+	}
+
 	output_view_for_each_surface(con->sway_view, &data->root_geo,
 		send_frame_done_iterator, data);
 }
@@ -1039,21 +1044,23 @@ static void damage_surface_iterator(struct wlr_surface *surface, int sx, int sy,
 	int center_x = box.x + box.width/2;
 	int center_y = box.y + box.height/2;
 
-	pixman_region32_t damage;
-	pixman_region32_init(&damage);
-	pixman_region32_copy(&damage, &surface->current->surface_damage);
-	wlr_region_scale(&damage, &damage, output->wlr_output->scale);
-	if (ceil(output->wlr_output->scale) > surface->current->scale) {
-		// When scaling up a surface, it'll become blurry so we need to
-		// expand the damage region
-		wlr_region_expand(&damage, &damage,
-			ceil(output->wlr_output->scale) - surface->current->scale);
+	if (pixman_region32_not_empty(&surface->current->surface_damage)) {
+		pixman_region32_t damage;
+		pixman_region32_init(&damage);
+		pixman_region32_copy(&damage, &surface->current->surface_damage);
+		wlr_region_scale(&damage, &damage, output->wlr_output->scale);
+		if (ceil(output->wlr_output->scale) > surface->current->scale) {
+			// When scaling up a surface, it'll become blurry so we need to
+			// expand the damage region
+			wlr_region_expand(&damage, &damage,
+				ceil(output->wlr_output->scale) - surface->current->scale);
+		}
+		pixman_region32_translate(&damage, box.x, box.y);
+		wlr_region_rotated_bounds(&damage, &damage, rotation,
+			center_x, center_y);
+		wlr_output_damage_add(output->damage, &damage);
+		pixman_region32_fini(&damage);
 	}
-	pixman_region32_translate(&damage, box.x, box.y);
-	wlr_region_rotated_bounds(&damage, &damage, rotation,
-		center_x, center_y);
-	wlr_output_damage_add(output->damage, &damage);
-	pixman_region32_fini(&damage);
 
 	if (whole) {
 		wlr_box_rotated_bounds(&box, rotation, &box);