//百度轉(zhuǎn)火星坐標(biāo)
+ (CLLocationCoordinate2D )bdToGGEncrypt:(CLLocationCoordinate2D)coord
{
double x = coord.longitude - 0.0065, y = coord.latitude - 0.006;
double z = sqrt(x * x + y * y) - 0.00002 * sin(y * M_PI);
double theta = atan2(y, x) - 0.000003 * cos(x * M_PI);
CLLocationCoordinate2D transformLocation ;
transformLocation.longitude = z * cos(theta);
transformLocation.latitude = z * sin(theta);
return transformLocation;
}
//火星坐標(biāo)轉(zhuǎn)百度坐標(biāo)
+ (CLLocationCoordinate2D )ggToBDEncrypt:(CLLocationCoordinate2D)coord
{
double x = coord.longitude, y = coord.latitude;
double z = sqrt(x * x + y * y) + 0.00002 * sin(y * M_PI);
double theta = atan2(y, x) + 0.000003 * cos(x * M_PI);
CLLocationCoordinate2D transformLocation ;
transformLocation.longitude = z * cos(theta) + 0.0065;
transformLocation.latitude = z * sin(theta) + 0.006;
return transformLocation;
}
