@ho(optional)Records a horizontal adjustment to a feature’s programmatically-determined location
in
terms of staff interline distance; that is, in units of 1/2 the distance between adjacent
staff lines.
@to(optional)Records a timestamp adjustment of a feature’s programmatically-determined location
in
terms of musical time; that is, beats.
@vo(optional)Records the vertical adjustment of a feature’s programmatically-determined location
in
terms of staff interline distance; that is, in units of 1/2 the distance between adjacent
staff lines.
@x(optional)Encodes an x coordinate for a feature in an output coordinate system. When it is
necessary to record the placement of a feature in a facsimile image, use the facs
attribute.
@y(optional)Encodes a y coordinate for a feature in an output coordinate system. When it is
necessary to record the placement of a feature in a facsimile image, use the facs
attribute.