raster cache

Xianyu Technology

Mar 1, 2023 · Mobile Development

Flutter Performance Tips: Quick Identification and Raster Cache Optimization

By using a quick identification tip and a unified smoothness metric, developers can see that Flutter often out‑performs native pages on high‑refresh iOS devices and, on Android, can be measured across devices, while optimizing rasterCache hit rates—through flags like will_change, is_complex, complexity_score, visibility rules, and limiting cached items to three per frame—significantly improves rendering performance.