[GRASSGUI] Re: opacityDialog

[Glynn Clements]

Michael Barton wrote:

> > Anyway it would be great to add transparency support to GRASS display
> > architecture (then it could be available from d.rast GUI form). (?)
> 
> We can simply add this to the form for any command that starts with d.*,
> then it would be more like the situation in the current TclTk GUI.

As the opacity applies to the way that that command's output is
composited, rather than affecting the command itself, it would make
more sense to base the decision on whether the command is associated
with a layer tree.

-- 
Glynn Clements <glynn at gclements.plus.com>