Пример #1
0
 public static function get_filename($lat, $lon)
 {
     $ll = srtm::get_lat_long_adjustments($lat, $lon);
     //print_R($ll);
     //always return filename with positive numbers (eg S-33 -> S33)
     return $ll['lat_dir'] . sprintf("%02.0f", abs((int) ($lat + $ll['lat_adj']))) . $ll['lon_dir'] . sprintf("%03.0f", abs((int) ($lon + $ll['lon_adj']))) . '.hgt';
 }
Пример #2
0
 public static function get_filename($lat, $lon)
 {
     $ll = srtm::get_lat_long_adjustments($lat, $lon);
     //print_R($ll);
     $n_lat = $lat + $ll['lat_adj'];
     $n_lon = $lon + $ll['lon_adj'];
     return $ll['lat_dir'] . sprintf("%02.0f", abs((int) ($lat + $ll['lat_adj']))) . $ll['lon_dir'] . sprintf("%03.0f", abs((int) ($lon + $ll['lon_adj']))) . '.hgt';
 }