During their recent work, lhkbob unified blur rendering across all backends in the flutter/engine repository by removing legacy rasterization paths and updating tests for more accurate output. This involved C++ code refactoring and close collaboration across repositories to ensure consistent image processing and predictable visuals in Flutter’s rendering pipeline. In engine-flutter-autoroll/flutter, lhkbob aligned image filter tests with the new blur algorithm, improving rendering accuracy and test reliability. Additionally, they enhanced Vulkan 1.1 compatibility testing in flutter/flutter by updating C++ test infrastructure, which expanded coverage and enabled earlier regression detection for Vulkan-based graphics rendering on multiple devices.