From help-request at octave dot org Mon Jun 13 10:17:46 2005
Subject: Re: Plotting data into file
From: Joan Picanyol i Puig <lists-octave at biaix dot org>
To: help at octave dot org
Date: Mon, 13 Jun 2005 17:14:41 +0200

* Michael Kopp <kopp at zi dot biologie dot uni-muenchen dot de> [20050613 16:59]:
> I am about writing a script which automatically plots data into 
> eps-files. I am using "gset outpout <filename>" to designate the output 
> file. However, this seems to work only if I give the name ouf the 
> outputfile directly as a string, but not if I give it as an octave 
> string variable. Here is an example:
> 
> str = "test.eps";
> gset terminal postscript eps;
> gset output str;		% this does not work
> plot((1:10)', (1:10)'/2);
> gset output "anothertest.eps";	% this works
> plot((1:10)', (1:10)'/2);
> gset terminal X11;
> gset output;
> 
> Any suggestions?

Try sprintf + graw, i.e. (long line):

graw (sprintf("set output \"plots/png/simulacions_previes-v%d-b%d-n%d-f%1d.png\"\n",v, beta*10, noise, fading)); 

Nowadays I'd try sprintf + print though.

qvb
-- 
pica



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