public function testNAD27ToWGS84()
{
$LatLng = new LatLng(12.3, 12.3, RefEll::Clarke1866());
$LatLng->NAD27ToWGS84();
$expected = "(12.30061, 12.30145)";
self::assertEquals($expected, $LatLng->__toString());
}
/**
* Convert this LatLng object from NAD27 datum to WGS84 datum.
* Reference values for transformation are taken from Wikipedia
* @return void
*/
public function NAD27ToWGS84()
{
if ($this->refEll != RefEll::Clarke1866()) {
trigger_error('Current co-ordinates are not using the Clarke ellipsoid', E_USER_WARNING);
}
$wgs84 = RefEll::WGS84();
$clarke1866 = RefEll::Clarke1866();
$tx = -8;
$ty = 160;
$tz = 176;
$s = 0;
$rx = deg2rad(0);
$ry = deg2rad(0);
$rz = deg2rad(0);
$this->transformDatum($clarke1866, $wgs84, $tx, $ty, $tz, $s, $rx, $ry, $rz);
}
