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SGGeodesy.h
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#ifndef SGGEODESY_H
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#define SGGEODESY_H
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// given, lat1, lon1, az1 and distance (s), calculate lat2, lon2
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// and az2. Lat, lon, and azimuth are in degrees. distance in meters
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extern
int
sg_geo_direct_wgs_84 (
double
lat1,
double
lon1,
double
az1,
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double
s,
double
*lat2,
double
*lon2,
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double
*az2 );
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// given lat1, lon1, lat2, lon2, calculate starting and ending
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// az1, az2 and distance (s). Lat, lon, and azimuth are in degrees.
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// distance in meters
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extern
int
sg_geo_inverse_wgs_84(
double
lat1,
double
lon1,
double
lat2,
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double
lon2,
double
*az1,
double
*az2,
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double
*s );
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#endif // SGGEODESY_H
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