GNU Info

(gnuplot.info)surface

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Enter node , (file) or (file)node

 The command `set surface` controls the display of surfaces by `splot`
 (Note: splot ).

 Syntax:
       set surface
       set nosurface
       show surface

 The surface is drawn with the style specifed by `with` (Note: with ), or
 else the appropriate style, data or function.

 Whenever `set nosurface` is issued, `splot` will not draw points or lines
 corresponding to the function or data file points.  Contours may be still be
 drawn on the surface, depending on the `set contour` (Note: contour )
 option. set nosurface; set contour base` is useful for displaying contours on
 the grid base.  See also `set contour`.