diff options
Diffstat (limited to 'src/modules/navigator/geofence.cpp')
-rw-r--r-- | src/modules/navigator/geofence.cpp | 62 |
1 files changed, 54 insertions, 8 deletions
diff --git a/src/modules/navigator/geofence.cpp b/src/modules/navigator/geofence.cpp index 266215308..5504239c5 100644 --- a/src/modules/navigator/geofence.cpp +++ b/src/modules/navigator/geofence.cpp @@ -62,7 +62,11 @@ Geofence::Geofence() : _altitude_min(0), _altitude_max(0), _verticesCount(0), - param_geofence_on(this, "ON") + _param_geofence_on(this, "ON"), + _param_altitude_mode(this, "ALTMODE"), + _param_source(this, "SOURCE"), + _param_counter_threshold(this, "COUNT"), + _outside_counter(0) { /* Load initial params */ updateParams(); @@ -74,27 +78,69 @@ Geofence::~Geofence() } -bool Geofence::inside(const struct vehicle_global_position_s *vehicle) +bool Geofence::inside(const struct vehicle_global_position_s &global_position) { - double lat = vehicle->lat / 1e7d; - double lon = vehicle->lon / 1e7d; - //float alt = vehicle->alt; + return inside(global_position.lat, global_position.lon, global_position.alt); +} + +bool Geofence::inside(const struct vehicle_global_position_s &global_position, float baro_altitude_amsl) +{ + return inside(global_position.lat, global_position.lon, baro_altitude_amsl); +} + - return inside(lat, lon, vehicle->alt); +bool Geofence::inside(const struct vehicle_global_position_s &global_position, + const struct vehicle_gps_position_s &gps_position,float baro_altitude_amsl) { + updateParams(); + + if (getAltitudeMode() == Geofence::GF_ALT_MODE_WGS84) { + if (getSource() == Geofence::GF_SOURCE_GLOBALPOS) { + return inside(global_position); + } else { + return inside((double)gps_position.lat * 1.0e-7, (double)gps_position.lon * 1.0e-7, + (double)gps_position.alt * 1.0e-3); + } + } else { + if (getSource() == Geofence::GF_SOURCE_GLOBALPOS) { + return inside(global_position, baro_altitude_amsl); + } else { + return inside((double)gps_position.lat * 1.0e-7, (double)gps_position.lon * 1.0e-7, + baro_altitude_amsl); + } + } } bool Geofence::inside(double lat, double lon, float altitude) { + bool inside_fence = inside_polygon(lat, lon, altitude); + + if (inside_fence) { + _outside_counter = 0; + return inside_fence; + } { + _outside_counter++; + if(_outside_counter > _param_counter_threshold.get()) { + return inside_fence; + } else { + return true; + } + } +} + + +bool Geofence::inside_polygon(double lat, double lon, float altitude) +{ /* Return true if geofence is disabled */ - if (param_geofence_on.get() != 1) + if (_param_geofence_on.get() != 1) return true; if (valid()) { if (!isEmpty()) { /* Vertical check */ - if (altitude > _altitude_max || altitude < _altitude_min) + if (altitude > _altitude_max || altitude < _altitude_min) { return false; + } /*Horizontal check */ /* Adaptation of algorithm originally presented as |