Fog Volume 3是一个体积雾渲染器，旨在模拟大范围的大气效应。 它提供了很大的控制力来帮助你调整你的需求，在外观和性能。 与版本2相比，在视觉外观和灵活性上有了重大的飞跃。
Fog Volume 3 is a volumetric fog renderer designed to model a wide range of atmospheric effects. It offers a great deal of control to help you tune to your needs in both looks and performance. Compared with Version 2 there are major leaps in visual appearance and flexibility. Check the documentation for more detailed info.
