dark0707
/
px4-firmware
forked from Archive/PX4-Autopilot
1
0
Fork 0
Code Pull Requests Activity

Correct height fusion flag when using sensor other than baro

This commit is contained in:
devbharat 2016-04-19 22:25:38 +02:00 committed by Paul Riseborough
parent 6d20a426e0
commit d3bad9fdb0
2 changed files with 5 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
EKF/ekf.cpp
View File

@ -406,6 +406,8 @@ bool Ekf::initialiseFilter(void)
}
}
// warnx("_params.fusion_mode & MASK_USE_EVPOS %d", (int)(_params.fusion_mode & MASK_USE_EVPOS));
// warnx("_primary_hgt_source == VDIST_SENSOR_EV %d", (int)(_primary_hgt_source == VDIST_SENSOR_EV));
// set the default height source from the adjustable parameter
if (_hgt_counter == 0) {
if (_params.fusion_mode & MASK_USE_EVPOS) {

4
EKF/vel_pos_fusion.cpp
View File

@ -105,6 +105,7 @@ void Ekf::fuseVelPosHeight()
_vel_pos_innov[4] = _state.pos(1) - _gps_sample_delayed.pos(1);
} else if (_control_status.flags.ev_pos) {
// warnx("Fusing EV pos");
R[3] = fmaxf(_ev_sample_delayed.posErr, 0.01f);
_vel_pos_innov[3] = _state.pos(0) - _ev_sample_delayed.posNED(0);
_vel_pos_innov[4] = _state.pos(1) - _ev_sample_delayed.posNED(1);
@ -119,7 +120,7 @@ void Ekf::fuseVelPosHeight()
}
if (_fuse_height) {
if (_control_status.flags.baro_hgt) {
if (_control_status.flags.baro_hgt && !_control_status.flags.gps && !_control_status.flags.ev_pos && !(_control_status.flags.rng_hgt && (_R_to_earth(2, 2) > 0.7071f))) {
fuse_map[5] = true;
// vertical position innovation - baro measurement has opposite sign to earth z axis
_vel_pos_innov[5] = _state.pos(2) + _baro_sample_delayed.hgt - _baro_hgt_offset - _hgt_sensor_offset;
@ -153,6 +154,7 @@ void Ekf::fuseVelPosHeight()
// innovation gate size
gate_size[5] = fmaxf(_params.range_innov_gate, 1.0f);
} else if (_control_status.flags.ev_pos) {
// warnx("fusing ext_visn_hight");
fuse_map[5] = true;
// calculate the innovation assuming the external vision observaton is in local NED frame
_vel_pos_innov[5] = _state.pos(2) - _ev_sample_delayed.posNED(2);