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/ohos5.0/base/sensors/sensor/frameworks/native/src/
H A Dgeomagnetic_field.cpp215 float latRad = static_cast<float>(sqrt(a2 * clat * clat + b2 * slat * slat)); in CalibrateGeocentricCoordinates() local
216 g_geocentricLatitude = static_cast<float>(atan(tlat * (latRad * altitudeKm + b2) in CalibrateGeocentricCoordinates()
217 / (latRad * altitudeKm + a2))); in CalibrateGeocentricCoordinates()
220 * latRad + (a2 * a2 * clat * clat + b2 * b2 * slat * slat) in CalibrateGeocentricCoordinates()