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Merge pull request #3284 from ASM3/feature/add_GPS_ellipsoid_alt_info

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GPS: Add height above the ellipsoid info
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Lorenz Meier
2015-11-28 00:55:59 +01:00
parent ab95b4706e c23562c9ed
commit ece822d0e7
2 changed files with 2 additions and 0 deletions
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msg/vehicle_gps_position.msg
+1
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@@ -3,6 +3,7 @@ uint64 timestamp_position # Timestamp for position information
int32 lat # Latitude in 1E-7 degrees int32 lat # Latitude in 1E-7 degrees
int32 lon # Longitude in 1E-7 degrees int32 lon # Longitude in 1E-7 degrees
int32 alt # Altitude in 1E-3 meters (millimeters) above MSL int32 alt # Altitude in 1E-3 meters (millimeters) above MSL
int32 alt_ellipsoid # Altitude in 1E-3 meters (millimeters) above Ellipsoid
uint64 timestamp_variance uint64 timestamp_variance
float32 s_variance_m_s # speed accuracy estimate m/s float32 s_variance_m_s # speed accuracy estimate m/s
src/drivers/gps/ubx.cpp
+1
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@@ -874,6 +874,7 @@ UBX::payload_rx_done(void)
_gps_position->alt = _buf.payload_rx_nav_posllh.hMSL; _gps_position->alt = _buf.payload_rx_nav_posllh.hMSL;
_gps_position->eph = (float)_buf.payload_rx_nav_posllh.hAcc * 1e-3f; // from mm to m _gps_position->eph = (float)_buf.payload_rx_nav_posllh.hAcc * 1e-3f; // from mm to m
_gps_position->epv = (float)_buf.payload_rx_nav_posllh.vAcc * 1e-3f; // from mm to m _gps_position->epv = (float)_buf.payload_rx_nav_posllh.vAcc * 1e-3f; // from mm to m
_gps_position->alt_ellipsoid = _buf.payload_rx_nav_posllh.height;
_gps_position->timestamp_position = hrt_absolute_time(); _gps_position->timestamp_position = hrt_absolute_time();