[Rd] 'library' or 'require' call not declared from: 'rgl'

Michael Friendly friendly at yorku.ca
Thu Oct 30 22:18:40 CET 2014

On 10/30/2014 4:19 PM, Simon Urbanek wrote:
> Did you intend rgl to be optional? If so, then you should use Suggests: instead. When you use Imports: it will load rgl automatically so require() does't make sense (since it will be always TRUE).
I always had it as Suggests: rgl before.  But R-devel now gave be all 
those "no visible global function definition for ..."

Achim suggested using explicitly rgl:: everywhere.  That's quite ugly, 
but seems to work.

Michael Friendly     Email: friendly AT yorku DOT ca
Professor, Psychology Dept. & Chair, Quantitative Methods
York University      Voice: 416 736-2100 x66249 Fax: 416 736-5814
4700 Keele Street    Web:http://www.datavis.ca
Toronto, ONT  M3J 1P3 CANADA

More information about the R-devel mailing list