@interface HMDMutableNaturalLightingCurve : HMDNaturalLightingCurve

@property unsigned long long colorTemperatureNotifyValueChangeThreshold;
@property unsigned long long colorTemperatureNotifyIntervalThresholdInMilliseconds;
@property unsigned long long colorTemperatureUpdateIntervalInMilliseconds;

- (id)copyWithZone:(struct _NSZone { } *)a0;

@end