coordinateDimension property
The number of coordinate values (2, 3 or 4).
If value is 2, a position has 2D coordinates without m coordinate.
If value is 3, a position has 2D coordinates with m coordinate or 3D coordinates without m coordinate.
If value is 4, a position has 3D coordinates with m coordinate.
Must be >= spatialDimension.
Implementation
@override
int get coordinateDimension => 2;