[R] Two functions plotted in wireframe

Duncan Murdoch murdoch at stats.uwo.ca
Wed Apr 15 01:15:41 CEST 2009


On 14/04/2009 11:18 AM, Alrik Thiem wrote:
> Hi together,
>  
> I have some graphical problems.
>  
> I would like to add a semi-transparent surface at z=1 to an existing lattice
> wireframe plotting a general function z=f(x,y).
> Any suggestions on how this can be done?

Transparency is hard, and I don't think lattice will be able to render 
this well.  rgl may be a better choice.  (It generally does a good job 
with one transparent surface, and sometimes is acceptable with more than 
one.)

Duncan Murdoch




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