Add airspeed sensor to sensor_simulator

test/sensor_simulator/airspeed.cpp

@@ -0,0 +1,32 @@
+#include "airspeed.h"
+
+namespace sensor_simulator
+{
+namespace sensor
+{
+
+Airspeed::Airspeed(std::shared_ptr<Ekf> ekf):Sensor(ekf)
+{
+}
+
+Airspeed::~Airspeed()
+{
+}
+
+void Airspeed::send(uint64_t time)
+{
+	if(_true_airspeed_data > FLT_EPSILON && _indicated_airspeed_data > FLT_EPSILON)
+	{
+		float eas2tas = _true_airspeed_data / _indicated_airspeed_data;
+		_ekf->setAirspeedData(time, _true_airspeed_data, eas2tas);
+	}
+}
+
+void Airspeed::setData(float true_airspeed, float indicated_airspeed)
+{
+	_true_airspeed_data = true_airspeed;
+	_indicated_airspeed_data = indicated_airspeed;
+}
+
+} // namespace sensor
+} // namespace sensor_simulator