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distance to degrees

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Jonathan Stanley 2014-03-11 12:16:32 -06:00
parent 4c5f50641b
commit 8facb09a44
1 changed files with 15 additions and 0 deletions
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15
GooglePlaces.php
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@ -252,6 +252,21 @@ class GooglePlaces
return $this->response;
}
/**
* Returns the longitude equal to a given distance (kilometers) at a given latitude
*/
public function km2lng($km,$latitude){
return $km/(cos(deg2rad($latitude))*40075.16/360);
}
/**
* Returns the latitude equal to a given distance (kilometers)
*/
public function km2lat($km){
return $km/(40075.16/360);
}
}
?>