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Diffstat (limited to 'src/modules/fw_pos_control_l1/landingslope.cpp')
-rw-r--r--src/modules/fw_pos_control_l1/landingslope.cpp20
1 files changed, 16 insertions, 4 deletions
diff --git a/src/modules/fw_pos_control_l1/landingslope.cpp b/src/modules/fw_pos_control_l1/landingslope.cpp
index b139a6397..e5f7023ae 100644
--- a/src/modules/fw_pos_control_l1/landingslope.cpp
+++ b/src/modules/fw_pos_control_l1/landingslope.cpp
@@ -48,13 +48,13 @@
void Landingslope::update(float landing_slope_angle_rad,
float flare_relative_alt,
- float motor_lim_horizontal_distance,
+ float motor_lim_relative_alt,
float H1_virt)
{
_landing_slope_angle_rad = landing_slope_angle_rad;
_flare_relative_alt = flare_relative_alt;
- _motor_lim_horizontal_distance = motor_lim_horizontal_distance;
+ _motor_lim_relative_alt = motor_lim_relative_alt;
_H1_virt = H1_virt;
calculateSlopeValues();
@@ -74,9 +74,21 @@ float Landingslope::getLandingSlopeAbsoluteAltitude(float wp_distance, float wp_
return Landingslope::getLandingSlopeAbsoluteAltitude(wp_distance, wp_altitude, _horizontal_slope_displacement, _landing_slope_angle_rad);
}
-float Landingslope::getFlareCurveAltitude(float wp_landing_distance, float wp_landing_altitude)
+float Landingslope::getLandingSlopeAbsoluteAltitudeSave(float wp_distance, float bearing_lastwp_currwp, float bearing_airplane_currwp, float wp_altitude)
{
- return wp_landing_altitude + _H0 * expf(-math::max(0.0f, _flare_length - wp_landing_distance)/_flare_constant) - _H1_virt;
+ /* If airplane is in front of waypoint return slope altitude, else return waypoint altitude */
+ if (fabsf(bearing_airplane_currwp - bearing_lastwp_currwp) < math::radians(90.0f))
+ return getLandingSlopeAbsoluteAltitude(wp_distance, wp_altitude);
+ else
+ return wp_altitude;
+}
+float Landingslope::getFlareCurveAltitudeSave(float wp_landing_distance, float bearing_lastwp_currwp, float bearing_airplane_currwp, float wp_landing_altitude)
+{
+ /* If airplane is in front of waypoint return flare curve altitude, else return waypoint altitude */
+ if (fabsf(bearing_airplane_currwp - bearing_lastwp_currwp) < math::radians(90.0f))
+ return wp_landing_altitude + _H0 * expf(-math::max(0.0f, _flare_length - wp_landing_distance)/_flare_constant) - _H1_virt;
+ else
+ return wp_landing_altitude;
}