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- #pragma once
- #ifndef _IV_DECITION_GPS_DISTANCE_
- #define _IV_DECITION_GPS_DISTANCE_
- namespace iv {
- namespace decition {
-
- double rad(double d);
-
- double CalcDistance(double , double , double , double );
-
- double DirectDistance(double, double, double, double);
-
- double DirectAngle(double, double, double, double);
- }
- }
- #endif
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