/// <summary>
/// Gets the head pose.
/// </summary>
/// <param name="predictionTime">The prediction time.</param>
/// <returns></returns>
public Pose GetHeadPose(double predictionTime = 0d)
{
#if UNITY_ANDROID && !UNITY_EDITOR
dpnQuarterion pose = Composer.DpnuGetPredictedPose(predictionTime);
dpnVector3 position = Composer.DpnuGetPredictedPosition(predictionTime);
#else
dpnQuarterion pose = Composer.DpnuGetPose();
dpnVector3 position = Composer.DpnuGetPosition();
#endif
return(new Pose
{
position = new Vector3(position.x, position.y, position.z),
orientation = pose.ToQuaternion(),
});
}
/// <summary>
/// Updates the state of the device.
/// </summary>
public override void DpnpUpdate()
{
base.DpnpUpdate();
double displayTime = Composer.DpnuGetPredictedDisplayTime(DpnManager.minimumVsync);
pose = Composer.DpnuGetPredictedPose(displayTime); // 右手螺旋, 左手系, room坐标系 或者 惯性系
if (DpnManager.peripheral == DPVRPeripheral.Polaris)
{
float[] temp_position = DpnpGetDeviceCurrentStatus().position_state[0];
position = new dpnVector3(temp_position[0], temp_position[1], temp_position[2]);
position.z = -position.z;
}
#if UNITY_ANDROID && !UNITY_EDITOR
else if (DpnManager.peripheral == DPVRPeripheral.Nolo && NoloController._instance[(int)NoloController.NoloDevice.Nolo_Hmd] != null)
{
Vector3 temp_position = NoloController._instance[(int)NoloController.NoloDevice.Nolo_Hmd].transform.localPosition;
position = new dpnVector3(temp_position.x, temp_position.y, temp_position.z);
}
#endif
else
{
position = Composer.DpnuGetPredictedPosition(displayTime);
position.z = -position.z;
}
position.x = position.x * DpnManager.worldScale;
position.y = position.y * DpnManager.worldScale;
position.z = position.z * DpnManager.worldScale;
Pose posel = _sensor.GetEyePose(dpncEYE.LEFT, pose, position
, DpnManager.DeviceInfo.ipd);
Pose poser = _sensor.GetEyePose(dpncEYE.RIGHT, pose, position
, DpnManager.DeviceInfo.ipd);
//After GetEyePose: dpnQuarterion.ToQuaternion, 变成左手螺旋, 左手系, room坐标系 或者 惯性系
//update eye's render target and transform
_Update(posel, poser
, _monoscopic, _freezed);
//Unity 使用的是左手螺旋，左手系
UpdatePeripheral();
}