From f337d62f2da3c4765acc8b88a4cef3381a89c6e7 Mon Sep 17 00:00:00 2001 From: Thomas Gubler Date: Thu, 14 Nov 2013 14:36:52 +0100 Subject: [PATCH] fw attitude: fix handling of invalid airspeed --- src/modules/fw_att_control/fw_att_control_main.cpp | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/src/modules/fw_att_control/fw_att_control_main.cpp b/src/modules/fw_att_control/fw_att_control_main.cpp index 53f89c7c4a..ff3f133065 100644 --- a/src/modules/fw_att_control/fw_att_control_main.cpp +++ b/src/modules/fw_att_control/fw_att_control_main.cpp @@ -635,9 +635,9 @@ FixedwingAttitudeControl::task_main() /* if airspeed is smaller than min, the sensor is not giving good readings */ if (!_airspeed_valid || - (_airspeed.indicated_airspeed_m_s < _parameters.airspeed_min) || + (_airspeed.indicated_airspeed_m_s < 0.1f * _parameters.airspeed_min) || !isfinite(_airspeed.indicated_airspeed_m_s)) { - airspeed = _parameters.airspeed_min + (_parameters.airspeed_max - _parameters.airspeed_min) / 2.0f; + airspeed = _parameters.airspeed_trim; } else { airspeed = _airspeed.indicated_airspeed_m_s;