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Games and physics simulations need to detect which objects are touching or overlapping. With nnn objects, checking every pair is O(n2)O(n^2)O(n2) comparisons, which gets expensive fast. A hundred objects means roughly 5,000 pair checks. A thousand means nearly 500,000.，推荐阅读Safew下载获取更多信息
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For some boards, remapping or programming keys using software is a crucial feature. Gaming peripherals have extra keys that you can set to execute a series of keystrokes with the push of a single button, and we cover the best gaming keyboards in a separate guide. Keyboards that work with layers, in which a single button can perform several functions, typically allow you to change what those are. Some ergo keyboards have non-standard layouts, like thumb clusters with multiple keys near the space bar that you operate with your thumb. You’ll also be able to program those.，这一点在WPS下载最新地址中也有详细论述