如果在asset商店里下载不了或下载失败的，可以从这里拿。 Requires Unity 4.7.1 or higher. ATTN: When upgrading from an older version, it is best to first delete the SteamVR folder in your project, and then import the package. You may also want to delete any "openvr_api" files in your Plugins folder and its subfolders before importing the new package. The SteamVR SDK allows developers to target a single interface that will work with all major virtual reality headsets from seated to room scale experiences. Additionally, it provides access to tracked contro llers, chaperoning, render models for tracked devices, and includes examples for using Unity's various UI systems in VR. SteamVR's compositor allows you to preview your content in VR using Unity's play mode, while leaving the normal game window to act as your companion screen on the main monitor. Supports DX11 on Windows 7 and up (OpenGL on Mac and Linux coming soon) Requires installing the SteamVR runtime via Steam to use (under Tools).