// If POI “dimension” =2 or 3, use function Getobject() to return an object
// associated with the current POI.
if ($poi[“dimension”] == ‘2’ || $poi[“dimension”] == ‘3’)
$poi[“object”] = Getobject ( $poi, $db);
// If POI “dimension” =2 or 3, use function Gettransform() to return a
// transform dictionary associated with the current POI.
if ($poi[“dimension”] == ‘2’ || $poi[“dimension”] == ‘3’)
$poi[“transform”] = Gettransform ( $poi, $db);