offscreen rendering

Tencent Cloud Developer

Feb 22, 2023 · Frontend Development

Performance Optimization of Tencent Docs SmartSheet View: Incremental Rendering, Flame Graph Analysis, and Offscreen Rendering

The Tencent Docs SmartSheet view’s sluggish 20 FPS performance was resolved by a suite of optimizations—including incremental rendering of only visible widgets, disabling costly canvas hit‑testing, replacing node cloning with direct construction, caching text measurements, and employing offscreen canvas rendering—boosting frame rates to near 60 FPS.

Canvas RenderingFlame GraphPerformance Optimization

0 likes · 13 min read

Performance Optimization of Tencent Docs SmartSheet View: Incremental Rendering, Flame Graph Analysis, and Offscreen Rendering

JD Retail Technology

Mar 24, 2022 · Mobile Development

Understanding Offscreen Rendering and Its Performance Impact in iOS

Offscreen rendering, a technique where the GPU or CPU renders content to a separate buffer outside the current screen framebuffer, can cause performance overhead due to buffer creation and context switches, and the article explains its principles, common trigger scenarios, and strategies to avoid it in iOS development.

CoreAnimationGPUPerformance Optimization

0 likes · 11 min read

Understanding Offscreen Rendering and Its Performance Impact in iOS