Randy Mackay
6b2b5c4ca0
AP_NavEKF3: add CalculateVelInnovationsAndVariances
2020-11-20 16:43:44 +09:00
Randy Mackay
2505fd5c1c
AP_NavEKF3: body and wheel odometry check source
2020-11-20 16:43:44 +09:00
Randy Mackay
1263648d88
AP_NavEKF3: beacon fusion checks source
2020-11-20 16:43:44 +09:00
Randy Mackay
8a56ce49be
AP_NavEKF3: optical flow fusion checks source
2020-11-20 16:43:44 +09:00
Randy Mackay
4cadaa5194
AP_NavEKF3: readyToUseOptFlow, Beacon, ExtNav check source
2020-11-20 16:43:44 +09:00
Randy Mackay
faed58a027
AP_NavEKF3: integrate Source for yaw
2020-11-20 16:43:44 +09:00
Randy Mackay
8931e50166
AP_NavEKF3: integrate Source for alt
2020-11-20 16:43:44 +09:00
Randy Mackay
c21d58ebea
AP_NavEKF3: integrate Source for position
2020-11-20 16:43:44 +09:00
Andrew Tridgell
4c606a30bb
AP_NavEKF3: use common structure names
2020-11-17 13:45:07 +11:00
Paul Riseborough
aaf558f593
AP_NavEKF3: Add velocity innovation check to use of EKF-GSF yaw
...
Only apply to non fly forward vehicle, eg copters, because magnitude of velocity innovation produced by plane launches is TBD.
2020-11-16 16:01:13 +11:00
Paul Riseborough
db86a5acc8
AP_NavEKF3: Don't update yaw estimator with bad GPS
2020-11-16 16:01:13 +11:00
Andrew Tridgell
5686dafeef
AP_NavEKF3: fixed logged core for GSF messages
2020-11-16 10:28:43 +11:00
Andrew Tridgell
03f2e853ce
AP_NavEKF3: fixed memory corruption on push before init
...
this fixes a bug that happens with VISION_SPEED_ESTIMATE from a
companion computer, which may come in before the EKF buffers are
allocated. That causes a push to an uninitialised ringbuffer which
triggers memory corruption
found using the new memory guard system
2020-11-15 15:42:48 +11:00
Andrew Tridgell
c14d19be68
AP_NavEKF3: fixed gcc 9.3 build error
...
gcc 9.3 doesn't like the use of get_accel(i) when array length is 1
2020-11-13 14:30:11 +11:00
Andrew Tridgell
0bc77a3baf
AP_NavEKF3: fixed whitespace
2020-11-10 16:15:45 +11:00
Andrew Tridgell
6ee1b23d28
AP_NavEKF3: removed use of another lanes gyro in optflow takeoff detection
...
as discussed with Paul
2020-11-10 16:15:45 +11:00
Andrew Tridgell
6fe05a9ab6
AP_NavEKF3: restore XKTV message
2020-11-10 16:15:45 +11:00
Andrew Tridgell
f5275fd0ad
AP_NavEKF3: fixed use of pointers in ringbuffers
...
these don't work with AP_DAL
2020-11-10 16:15:45 +11:00
Andrew Tridgell
eaa8474563
AP_NavEKF3: cope with INS_MAX_INSTANCES below 3
2020-11-10 16:15:45 +11:00
Andrew Tridgell
9b81c5a1e0
AP_NavEKF3: use dal reference in EKF backends
...
saves a bit of flash space
2020-11-10 16:15:45 +11:00
Andrew Tridgell
1bdf6173ec
AP_NavEKF3: removed have_ekf_logging
2020-11-10 16:15:45 +11:00
Andrew Tridgell
21dfdc2192
AP_NavEKF3: use DAL for body frame odometry
2020-11-10 16:15:45 +11:00
Andrew Tridgell
a0de6c620f
AP_NavEKF3: use selected GPS for gps_yaw_deg()
...
more than one GPS could provide yaw
2020-11-10 16:15:45 +11:00
Andrew Tridgell
f4c3d7286c
AP_NavEKF3: support replay with wheel odomotry
2020-11-10 16:15:45 +11:00
Andrew Tridgell
e87f98066f
AP_NavEKF3: support replay with external navigation data
2020-11-10 16:15:45 +11:00
Andrew Tridgell
7bbbbd314c
AP_NavEKF3: added optflow support for AP_DAL
2020-11-10 16:15:45 +11:00
Andrew Tridgell
31091d6307
AP_NavEKF3: use ekf_low_time_remaining for core scheduling
2020-11-10 16:15:45 +11:00
Andrew Tridgell
f3c3778169
prevent duplicate EKF logging
...
vehicle code sometimes tries to log the same data twice
2020-11-10 16:15:45 +11:00
Andrew Tridgell
096aab9388
AP_NavEKF3: convert to use AP_DAL for new replay structure
...
Co-authored-by: Peter Barker <pbarker@barker.dropbear.id.au>
2020-11-10 16:15:45 +11:00
Randy Mackay
2681d3afe2
AP_NavEKF3: simplify alignYawAngle
2020-11-03 11:00:01 +11:00
Peter Barker
fc49b55b85
AP_NavEKF3: make coreBetterScore const
2020-11-03 10:39:35 +11:00
Randy Mackay
b726630ef4
AP_NavEKF3: pos timeout or glitch does not reset vel if fusing successfully
...
vel is not reset if GPS velocity, optical flow, visual odometry or wheel
encoders are successfully being fused
2020-10-28 19:06:53 +11:00
Randy Mackay
3b38aa6d7b
AP_NavEKF3: GPS change pos reset uses ResetPositonNE and ResetPositionD
...
Using these existing functions removes some code duplicate
non-functional change
2020-10-28 19:03:34 +11:00
Randy Mackay
7b898ee001
AP_NavEKF3: minor comment and format fixes
2020-10-28 12:17:40 +09:00
Paul Riseborough
f2af2b3458
AP_NavEKF3: Initialise tiltErrorVariance class variable
2020-10-26 11:03:50 +11:00
Paul Riseborough
43386a8eea
AP_NAvEKF3: Use a const reference
2020-10-26 11:03:50 +11:00
Paul Riseborough
64a3d8fe4e
AP_NavEKF3: Update documentation
2020-10-26 11:03:50 +11:00
Paul Riseborough
6c7820dd8d
AP_NavEKF3: Add verification of tiltErrorVariance() method in SITL
2020-10-26 11:03:50 +11:00
Paul Riseborough
90e928c32a
AP_NavEKF3: Re-tune tilt alignment check
...
New tilt error variance estimate is more accurate and larger than before.
2020-10-26 11:03:50 +11:00
Paul Riseborough
16ae75a681
AP_NavEKF3: Consolidate and log tilt error variance calculation
2020-10-26 11:03:50 +11:00
Paul Riseborough
8a88dd23a2
AP_NavEKF3: Add missing generated code file for yaw fusion
2020-10-26 11:03:50 +11:00
Paul Riseborough
69632336e1
AP_NavEKF3: Remove singularity in yaw fusion at +-90deg yaw
...
Uses sympy derivation
2020-10-26 11:03:50 +11:00
Paul Riseborough
4e41e9f5f1
AP_NavEKF3: Ensure consistent use of 312 or 321 rotation order
...
Prevents possibility of a differnt sequence being used to calculate the yaw and application of the yaw to the quaternions
2020-10-26 11:03:50 +11:00
Paul Riseborough
fa10d114e4
AP_NavEKF3: Fix yaw drift after yaw reset at +-90 deg pitch
...
Use existing covariance prediction code to set quaternion state covariances.
Assumes tilt error is 3 deg 1-sigma.
2020-10-26 11:03:50 +11:00
Paul Riseborough
73d5ca5ad3
AP_NavEKF3: Fix yaw drift after yaw reset at +-90 deg pitch
...
Use existing covariance prediction code to set quaternion state covariances.
Assumes tilt error is 3 deg 1-sigma.
TODO derive and add function that calculates tilt error variance.
2020-10-26 11:03:50 +11:00
Paul Riseborough
a97d030e4b
AP_NavEKF3: Reset earth field variances when starting mag field estimation
2020-10-26 11:03:50 +11:00
Paul Riseborough
9168d0cd19
AP_NavEKF3: Initialise mag field variances to non zero values
2020-10-26 11:03:50 +11:00
Paul Riseborough
0b96f046c2
AP_NavEKF3: Unblock initial yaw alignment message
2020-10-26 11:03:50 +11:00
Paul Riseborough
f81abd73d6
AP_NavEKF3: Update covariance prediction to yse SymPy generated equations
...
Saves flash and variable space.
2020-10-26 11:03:50 +11:00
Andrew Tridgell
a4716fb9bf
AP_NavEKF3: fixed multi-core yaw reset
...
thanks to Alex Burka for finding this
2020-10-24 19:35:30 +11:00