[vtkusers] tcl lists as arguments

[Miguel Angel Rodriguez Florido]

	You have to add the "eval" command:

	eval myren SetBackground $blue

	Hth.
	

David Gillard wrote:
> Here is a (hopefully) easily answerable question.
> 
> suppose I have the following variable declared in a tcl script:
> 
> set blue "0 0 1"
> 
> Now, why will
> 
> vtkRenderer myren
> .
> .
> .
> myren SetBackground [lindex $blue 0] [lindex $blue 1] [lindex $blue 2]
> 
> work, but
> 
> myren SetBackground $blue
> 
> will not? Doing it the former way is a bit of a pain.
> 
> 
> 
> 
> 
> 
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-- 
Miguel Angel Rodriguez Florido
Center for Technology in Medicine-ULPGC-Gran Canaria-CanaryIslands,Spain
Emails:marf@{ctm.ulpgc.es,bwh.harvard.edu}-http://www.ctm.ulpgc.es/
Tfnos:+34 928 451253, +34 928 452956 - Fax:+34 928 451243



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