英语语法分析

Get the projection matrix exactly right and use of the default Oculus head model.

使用Oculus默认的头部模型(head Model)和并使得投影矩阵完全正确。

When extended mode isactive, rendering works as usual, with no Oculus intervention.

当扩展模式是激活的，渲染就照常工作不用人为干预。

The scientists also use the Oculus Rift headset, equipment often used for video games.

科学家们还使用通常用于视频游戏的虚拟现实设备。