[R] ImageMagick not seen by movie3d function from rgl package --SOLVED

[Duncan Murdoch]

On 10/15/2009 1:01 PM, eugen pircalabelu wrote:
> Hello,
> Thank you Duncan!
> Actually Sys.getenv("PATH") said the same thing: ImageMagick is in my path (and convert.exe is where it is supposed to be), but after i opened R (to see the actual path in R, as you said), loaded rgl, and run again the example, it worked. 
> I guess that after the software installation, I should have loaded rgl package again in R.
> So now it works! 
> Thank you once again!

Yes, R is given a copy of the PATH when it starts, and updates to the 
PATH are not seen until you restart it.

Duncan Murdoch

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> 
>  
> 
> 
> ----- Original Message ----
> From: Duncan Murdoch <murdoch at stats.uwo.ca>
> To: eugen pircalabelu <eugen_pircalabelu at yahoo.com>
> Cc: R-help <r-help at stat.math.ethz.ch>
> Sent: Thu, October 15, 2009 6:31:58 PM
> Subject: Re: [R] ImageMagick not seen by movie3d function from rgl package
> 
> On 10/15/2009 12:01 PM, eugen pircalabelu wrote:
>> Hello R-users,
>> I have downloaded and installed a binary version for Windows OS of ImageMagick (ImageMagick6.5.6-10-q16-windows-dll.exe), I have installed the rgl package and i've tried  running the following example from ?movie3d()
>> 
>> library(rgl)
>>  open3d()
>>  plot3d( cube3d(col="green") )
>>  M <- par3d("userMatrix")
>>  play3d( par3dinterp( userMatrix=list(M,
>>                                       rotate3d(M, pi/2, 1, 0, 0),
>>                                       rotate3d(M, pi/2, 0, 1, 0) ) ),          duration=4 )
>> movie3d( spin3d(), duration=5 )
>> 
>> and then I get the following message: 
>> Writing movie050.png Error in movie3d(spin3d(), duration = 5) : ImageMagick not found
>> 
>> which if I am correct means that R can not see ImageMagick (i have in the ImageMagick in the path variable: C:\Program Files\ImageMagick-6.5.6-Q16;;%GTK_BASEPATH%\bin;%SystemRoot%\system32;%SystemRoot%;%SystemRoot%\System32\Wbem;C:\Program Files\jEdit)
>> I have found some earlier post with apparently  the same problem, but no solution.
>> Can anyone tell me what i am doing wrong?
> 
> Likely it's not really in your path.  Use Sys.getenv("PATH") to see what R sees as your path.  It certainly won't look like what you just posted:  those % variables will be expanded, for instance.
> 
> If C:\Program Files\ImageMagick-6.5.6-Q16 is on your real path, then go to that folder, and make sure the executable "convert.exe" is there. That's what rgl is looking for.
> 
> Duncan Murdoch
> 
>> Thank you very much and have a great day ahead!
>> 
>>> sessionInfo()
>> R version 2.9.1 (2009-06-26) i386-pc-mingw32 
>> locale:
>> LC_COLLATE=English_United States.1252;LC_CTYPE=English_United States.1252;LC_MONETARY=English_United States.1252;LC_NUMERIC=C;LC_TIME=English_United States.1252
>> 
>> attached base packages:
>> [1] tcltk     stats     graphics  grDevices utils     datasets  methods   base    
>> other attached packages:
>>  [1] caTools_1.10         bitops_1.0-4.1       rgl_0.87             Rcmdr_1.5-3          car_1.2-16           scatterplot3d_0.3-28
>>  [7] MASS_7.2-47          mgcv_1.5-5           lattice_0.17-25      foreign_0.8-36      
>> loaded via a namespace (and not attached):
>> [1] grid_2.9.1  nlme_3.1-92 tools_2.9.1
>> 
>> ______________________________________________
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>> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
>> and provide commented, minimal, self-contained, reproducible code.
> 
> ______________________________________________
> R-help at r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.