[R] Changing direction of an axis in cloud or wireframe plot

[Peter Ehlers]

Ben Dean wrote:
> Is there a way to change the direction in which an axis is plotted in
> cloud/wireframe?
> 
> For example, for the following code:
> 
> g <- expand.grid(x = 1:10, y = 5:15, gr = 1:2)
> 
> g$z <- log((g$x^g$g + g$y^2) * g$gr)
> 
> wireframe(z ~ x * y, data = g, groups = gr,
>           scales = list(arrows = FALSE),
>           drape = TRUE, colorkey = TRUE,
>           screen = list(z = 80, x = -60))
> 
> Is there a way to make the y-axis increase from left to right (i.e.,
> increase from 6 to 14)? I'd like to maintain the same screen position,
> with the x-axis increasing as it moves away.

wireframe(z ~ y * x, data = g, groups = gr,
           scales = list(arrows = FALSE),
           drape = TRUE, colorkey = TRUE,
           screen = list(z = -10, x = -60))

  -Peter Ehlers

> 
> Thanks for any help!
> 
> Ben.
> 
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> 
> 

-- 
Peter Ehlers
University of Calgary