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@samkys samkys commented Aug 15, 2019

This PR applies a patch to how the NED to ENU swap is done. As pointed out in issue #4 when applying the X & Y swap with Z inverted we get a problem of the orientation frame not matching the label of the actual device. This makes things difficult for a bit when setting up the device.

If the parameter frame_based_enu is set to true, the quaternion orientation will match what is printed on the device label. This makes it much easier for setting up your transforms and also fixes the issue of accelerations not pointing in the same direction of the quaternion.

The parameter frame_based_enu defaults to false so technically no user will see a change unless they specify this to be true.

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