[R-SIG-Mac] Help with RGL

[Duncan Murdoch]

Michael Kubovy wrote:
> I'm having trouble with RGL:
>
>  > parametric3d(fx = function(u, v) u * exp(-0.5 * (u^2 + v^2 -
> + 2 * 0.75 * u * v)/sqrt(1-.75^2))^(1/3),
> + fy = function(u, v) v * exp(-0.5 * (u^2 + v^2 -
> + 2 * 0.75 * u * v)/sqrt(1-.75^2))^(1/3),
> + fz = function(u, v) exp(-0.5 * (u^2 + v^2 - 2 * 0.75 * u *
> + v)/sqrt(1-.75^2))^(1/3),
> + umin = -20, umax = 20, vmin = -20, vmax = 20,
> + n = 100)
> Error in rgl.cur() : rgl_dev_getcurrent
>
> session:
>
> R version 2.5.1 (2007-06-27)
> i386-apple-darwin8.9.1
>
> locale:
> C
>
> attached base packages:
> [1] "tcltk"     "grid"      "datasets"  "stats"     "graphics"   
> "grDevices" "utils"     "methods"
> [9] "base"
>
> other attached packages:
>           rgl       misc3d          car       UsingR       xtable  
> latticeExtra      lattice     gridBase
>        "0.74"      "0.4-0"      "1.2-2"      "0.1-6"       
> "1.5-1"      "0.2-2"     "0.16-5"      "0.4-3"
>          MASS          JGR       iplots       JavaGD        rJava
>      "7.2-36"      "1.5-5"      "1.1-1"      "0.4-3"      "0.5-0"
>
>   
I don't see this in R.app 2.6.0 with those versions of misc3d and rgl, 
so all I can suggest is that you upgrade to the current release.

Duncan Murdoch
> I would appreciate getting help.
> _____________________________
> Professor Michael Kubovy
> University of Virginia
> Department of Psychology
> USPS:     P.O.Box 400400    Charlottesville, VA 22904-4400
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>
>
>
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