OpenXR 身体跟踪
OpenXR 全身体追踪支持目前仅对少数平台可用。当支持面更广时，该页面会添加更多信息。
HTC 追踪器支持
近来，全身体追踪可用的一个选项是使用 HTC 追踪器。目前由 SteamVR 和 HTC Elite XR 头戴设备支持。通过动作映射系统暴露。
These trackers are identified by their roles which are assigned to them when configured. Simply add XRController3D nodes as children to the XROrigin3D node and assign one of the following trackers:
/user/vive_tracker_htcx/role/handheld_object |
/user/vive_tracker_htcx/role/left_foot |
/user/vive_tracker_htcx/role/right_foot |
/user/vive_tracker_htcx/role/left_shoulder |
/user/vive_tracker_htcx/role/right_shoulder |
/user/vive_tracker_htcx/role/left_elbow |
/user/vive_tracker_htcx/role/right_elbow |
/user/vive_tracker_htcx/role/left_knee |
/user/vive_tracker_htcx/role/right_knee |
/user/vive_tracker_htcx/role/waist |
/user/vive_tracker_htcx/role/chest |
/user/vive_tracker_htcx/role/camera |
/user/vive_tracker_htcx/role/keyboard |
You can now use these as targets for IK modifiers on a full body avatar.