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Optimizing High-Frequency Stylus Input and Real-Time Canvas Rendering in Flutter

This story is from 2026-10-25. It is preserved in the archive; the latest stories are on the live feed.

The Problem with Default Canvas Rendering When building interactive whiteboard applications in Flutter for large touch panels and tablets, standard widget rebuilds and naive CustomPainter implementations often introduce noticeable input latency (50–70ms+). When hundreds of stylus points are capture…

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  1. 2026-10-25 17:49 · DEV Community — AI
    Optimizing High-Frequency Stylus Input and Real-Time Canvas Rendering in Flutter

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