This post is an expanded version of a presentation I gave at the 2025 WebAssembly CG meeting in Munich.
借助光栅原理，让屏幕发出的光只能从正面特定角度范围内看到，从而实现「大角度防窥」的效果：
，更多细节参见WPS下载最新地址
let image = await Image.fromStream(byteStream);
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