Paul Riseborough
ba5de96fcb
Merge pull request #311 from PX4/pr-ekfExtVis
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EKF: Add ability to use EV and GPS data together
8 years ago
Paul Riseborough
3ee6898710
EKF: Enable origin to be maintained when starting aiding using EV only
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When starting aiding using EV only and commencing GPS aiding later, this change means that the GPS origin is set to the local position 0,0 point rather than the current vehicle position. This avoids large changes in local position when GPs aiding starts.
8 years ago
Paul Riseborough
e08da1c599
EKF: Add ability to use EV and GPS data together
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Fuse external vision data using a relative position odometry method when GPS data is also being used and enable both GPOS and EV data to be fused on the same time step.
8 years ago
Paul Riseborough
74d1955dfa
Merge pull request #310 from PX4/pr-ekfFixComments
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EKF: Correct units in comments
8 years ago
Paul Riseborough
f3909244f0
EKF: Correct units in comments
8 years ago
Paul Riseborough
33e8d5923f
matlab: Allow replay to handle late start GPS data in log
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Also minor fix to comments.
8 years ago
Paul Riseborough
e18f92d9c2
matlab: Improve conversion of APM log data
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Allow file conversion to work with unequal length GPS and GPA data.
Allow file conversion to work if range, flow and odometry data is not present.
8 years ago
Paul Riseborough
20584ee997
EKF: Improve efficiency of heading fusion calculations when using EV heading
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Moves calculation only required for mag heading fusion into the if (_control_status.flags.mag_hdg) branch
When using EV yaw, the observed yaw angle is calculated directly from the EV quaternions using derived expressions from references in code comments.
8 years ago
Paul Riseborough
df34b43c00
Merge pull request #308 from PX4/pr-ekfDoxygen
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EKF: Update documentation and make compatible with Doxygen
8 years ago
Paul Riseborough
5aeeebf7ac
matlab: Fix derivation for 321 Euler rotation sequence
8 years ago
Paul Riseborough
26b5f26891
matlab: Add scripts to calculate rotation conversions for 321 or 312 Euler sequences
8 years ago
Paul Riseborough
aec01ce59c
EKF: Update class variable documentation and make compatible with Doxygen
8 years ago
Paul Riseborough
627f8184b3
Merge pull request #307 from PX4/pr-constrain_vpos
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constrain _terrain_vpos to be a minimum of _params.rng_gnd_clearance …
8 years ago
ChristophTobler
61a7991693
constrain _terrain_vpos to be a minimum of _params.rng_gnd_clearance larger than _state.pos(2)
8 years ago
Paul Riseborough
9b6e1ab2a7
Merge pull request #306 from PX4/revert-305-revert-303-pr-get_terr_valid
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Revert "Revert "Split get_terrain_vert_pos() into valid and get_vpos""
8 years ago
Paul Riseborough
e1fe5b2229
Revert "Revert "Split get_terrain_vert_pos() into valid and get_vpos""
8 years ago
Paul Riseborough
13f8d949bd
Merge pull request #305 from PX4/revert-303-pr-get_terr_valid
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Revert "Split get_terrain_vert_pos() into valid and get_vpos"
8 years ago
Paul Riseborough
c887b02f21
Revert "Split get_terrain_vert_pos() into valid and get_vpos"
8 years ago
ChristophTobler
a59cf894d2
Merge pull request #303 from PX4/pr-get_terr_valid
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Split get_terrain_vert_pos() into valid and get_vpos
8 years ago
ChristophTobler
e429ecab17
check if terrain valid instead of initialized
8 years ago
ChristophTobler
eae0522dc2
split into get_terrain_valid and get_terrain_vert_pos
8 years ago
ChristophTobler
c42f820072
Merge pull request #295 from PX4/pr-rng_aid_hagl_hyst
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rng aid: use hysteresis with lower hagl check
8 years ago
ChristophTobler
517fe8a71f
rng aid: use hysteresis with lower hagl check
8 years ago
ChristophTobler
9da9aa632d
Merge pull request #298 from PX4/pr-fix_rng_offset
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init rng offset with ground clearance param when on ground to avoid n…
8 years ago
Paul Riseborough
18e81eba31
Merge pull request #300 from nicolaerosia/ekf2-dt
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sensor_combined stores deltas in usec instead of seconds
8 years ago
Nicolae Rosia
5277141166
sensor_combined stores deltas in usec instead of seconds
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Signed-off-by: Nicolae Rosia <nicolae.rosia@gmail.com>
8 years ago
Paul Riseborough
e2a5e57e14
matlab: Update replay scripts
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Miscellaneous fixes and tuning changes.
Add plotting of Euler angle uncertainties.
8 years ago
ChristophTobler
8ed61ac052
init rng offset with ground clearance param when on ground to avoid noisy init
8 years ago
ChristophTobler
667517a9b6
Merge pull request #301 from PX4/pr-fix_hagl_valid
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return hagl valid false if update was rejected
8 years ago
ChristophTobler
d2945abd85
return hagl valid false if update was rejected
8 years ago
Paul Riseborough
d69cc3d7c8
Merge pull request #293 from PX4/pr-fixExtVisionFallback
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EKF: Allow fallback to non-aiding mode if external vision fusion is lost
8 years ago
Paul Riseborough
9ee35e38df
EKF: Don't fallback when optical flow is lost if external vision data is being used
8 years ago
Paul Riseborough
1bb576c197
EKF: Allow fallback to non-aiding mode if external vision is lost.
8 years ago
Paul Riseborough
7a17f74910
Merge pull request #297 from ursa-drone/vispos_fix
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Fixed vision position fusion bug
8 years ago
Isaac
f96685267e
Fixed vision position fusion bug
8 years ago
Paul Riseborough
ec2b54fde7
EKF: Ensure normal yaw alignment using mag is performed if GPS method is not
8 years ago
Paul Riseborough
d446f66105
EKF: Add a fixed wing mode with setter function
8 years ago
Paul Riseborough
f064915889
EKF: Enable planes to recover from bad mag data at start of flight
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Adjusts yaw by the amount of the error between GPS and EKF course if innovations are large.
8 years ago
Paul Riseborough
48a42dfb5b
Merge pull request #288 from PX4/pr-ekfDelVelBiasFix
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EKF: Improve protection against covariance instability in delta velocity bias states
8 years ago
Paul Riseborough
929f205a00
EKF: Changes arising from code review
8 years ago
Paul Riseborough
7b5f55303a
EKF: Prevent covariance instability in delta velocity bias state estimation
8 years ago
Paul Riseborough
eb1e73ec81
Merge pull request #283 from PX4/ekf_matrix_cleanup
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EKF matrix typedef cleanup
8 years ago
Paul Riseborough
ae118940b1
Merge pull request #292 from PX4/pr-use_baro_align
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use baro for the ekf alignment if range finder is primary height source
8 years ago
Paul Riseborough
dfbc9de48e
Merge pull request #291 from PX4/pr-ekfWindEstBugFix
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EKF: Fix bug affecting wind estimation for planes
8 years ago
ChristophTobler
ed8fa16678
use baro for the ekf alignment if range finder is primary height source
8 years ago
Paul Riseborough
73ef95b37f
Merge pull request #289 from PX4/pr-height_fixes
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Pr height fixes
8 years ago
Paul Riseborough
59edccca4a
EKF: Fix bug in wind estimation for fixed wing
8 years ago
Paul Riseborough
ba4a311771
EKF: Update comments for wind estimation logic
8 years ago
Paul Riseborough
8e0cd1bc39
EKF: Add parameter to set initial and max allowed wind uncertainty
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This enables the initial uncertainty to be set based on application and also ensures that the max allowed growth in wind state variance is consistent with the initial uncertainty specified.
8 years ago
ChristophTobler
e1274ad28a
move faultiness check above pop_first_older_than() and check independent of range aid to switch back to original sensor if available
8 years ago