GrfGrf - Use Grf functions registered through astGrfSet?

Description:
This attribute selects the functions which are used to draw graphics by the PlotPlot class. If it is zero, then the functions in the graphics interface selected at link-time are used (see the ast_linkast_link script). Otherwise, functions registered using astGrfSetastGrfSet are used. In this case, if a function is needed which has not been registered, then the function in the graphics interface selected at link-time is used.

The default is to use the graphics interface

Type:
Integer (boolean).
Class Applicability:
Plot
All Plots have this attribute.
Plot3DPlot3D
The Plot3D class ignores this attributes, assuming a value of zero.
Notes:
  • The value of this attribute is not saved when the Plot is written out through a ChannelChannel to an external data store. On re-loading such a Plot using astReadastRead, the attribute will be cleared, resulting in the graphics interface selected at link-time being used.