Added support for high resolution timer mode to overcome FPS limits on some systems.

增加了对高分辨率定时器模式的支持，以克服在某些系统上的FPS限制。

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By calling this function at the beginning and end of a section of code, an application essentially USES the counter as a high-resolution timer.

应用程序在一个代码段的前后调用这个函数来使用高性能计数器。

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Indicates whether the timer is based on a high-resolution performance counter.

指示计时器是否基于高分辨率性能计数器。

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