wip

Author: hellohuanlin

shell/platform/darwin/ios/framework/Source/FlutterPlatformViews.mm

@@ -706,6 +706,14 @@ static bool ClipRRectContainsPlatformViewBoundingRect(const SkRRect& clip_rrect,
       int64_t current_platform_view_id = composition_order_[j - 1];
       SkRect platform_view_rect = GetPlatformViewRect(current_platform_view_id);
       std::vector<SkIRect> intersection_rects = slice->region(platform_view_rect).getRects();
+      for (auto it = intersection_rects.begin(); it != intersection_rects.end(); /*no-op*/) {
+        if (it->width() <= 1 || it->height() <= 1) {
+          it = intersection_rects.erase(it);
+        } else {
+          ++it;
+        }
+      }
+
       auto allocation_size = intersection_rects.size();
 
       // For testing purposes, the overlay id is used to find the overlay view.