Type Type of object. UserData User-specified data. Any matrix you want to associate with the patch object. The object does not use this data, but you can retrieve it using the get command . Visible Patch visibility.
Patch is visible on the screen.
XData Patch vertices x -coordinates. X -coordinates of the points along the edge of the patch. If a matrix, each column represents the x -coordinates for a separate patch. In this case, XData , YData , and ZData must all have the same number of rows. YData Patch vertices y -coordinates.