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EKF: enable user selection of auto mag free operation

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Also modify check to not apply if EV yaw is being used.
This commit is contained in:
Paul Riseborough
2018-06-09 22:23:55 +02:00
committed by Lorenz Meier
parent 6bdbe032f9
commit 487e6a0901
2 changed files with 9 additions and 2 deletions
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EKF/common.h
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@@ -189,6 +189,7 @@ struct auxVelSample {
#define MAG_FUSE_TYPE_HEADING 1 ///< Simple yaw angle fusion will always be used. This is less accurate, but less affected by earth field distortions. It should not be used for pitch angles outside the range from -60 to +60 deg
#define MAG_FUSE_TYPE_3D 2 ///< Magnetometer 3-axis fusion will always be used. This is more accurate, but more affected by localised earth field distortions
#define MAG_FUSE_TYPE_AUTOFW 3 ///< The same as option 0, but if fusing airspeed, magnetometer fusion is only allowed to modify the magnetic field states.
#define MAG_FUSE_TYPE_INDOOR 4 ///< The same as option 0, but magnetomer or yaw fusion will not be used unless earth frame external aiding (GPS or External Vision) is being used. This prevents inconsistent magnetic fields associated with indoor operation degrading state estimates.
// Maximum sensor intervals in usec
#define GPS_MAX_INTERVAL (uint64_t)5e5 ///< Maximum allowable time interval between GPS measurements (uSec)