NaN fix by Csaba/Jester - prefer atan2(x,y) to atan(a/y).
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@ -514,7 +514,7 @@ void FGAICarrier::UpdateWind( double dt) {
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+ (rel_wind_speed_from_north_kts * rel_wind_speed_from_north_kts));
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+ (rel_wind_speed_from_north_kts * rel_wind_speed_from_north_kts));
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//calculate the relative wind direction
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//calculate the relative wind direction
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rel_wind_from_deg = atan(rel_wind_speed_from_east_kts/rel_wind_speed_from_north_kts)
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rel_wind_from_deg = atan2(rel_wind_speed_from_east_kts, rel_wind_speed_from_north_kts)
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* SG_RADIANS_TO_DEGREES;
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* SG_RADIANS_TO_DEGREES;
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// rationalise the output
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// rationalise the output
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