https://ricosheaven.com/en/tags/com/ Recent content in COM on RICO STUDIO Hugo en Sat, 17 Oct 2026 05:00:00 +0900 https://ricosheaven.com/en/posts/cpp-hts-engine-part5-micro-optimizations-troubleshooting/ Sat, 17 Oct 2026 05:00:00 +0900 https://ricosheaven.com/en/posts/cpp-hts-engine-part5-micro-optimizations-troubleshooting/ How we hunted down and eliminated three subtle production bottlenecks—423/s Win32 message storms, ActiveX COM per-cell redraw overhead, and a 1-second quote refresh lag in the 60-symbol MultiQuoteMatrix—using In-Flight Latches, COM Redraw batching, persistent back-buffer clipping, and scheduler tuning.