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Re: Plotting performance with cywin running under Win7


From: marco atzeri
Subject: Re: Plotting performance with cywin running under Win7
Date: Sun, 09 Jun 2013 21:32:13 +0200
User-agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:17.0) Gecko/20130509 Thunderbird/17.0.6

Il 6/9/2013 9:21 PM, Matthew Reich ha scritto:
Hello,

Running Octave through cygwin under Win 7 or under XP, graphics
performance for plotting suffers from slow GUI response speed. Following
the suggestions in Octave documentation, I am using fltk rather than
gnuplot, but the plotting speed and GUI response speed does not differ
much between the two.  In particular, using fltk, the initial rendering
is slow, especially for vectors over

several hundred thousand elements.

the problem is the size, you need to trim down the number of points.

For plots of all data sizes, the window becomes gray when moved, after
plotting another window, or intermittently after fltk GUI operations.
Convincing the window to redraw can take some time.  GUI response for
zooming is slow and sporadic.

Any suggestions for improving performance?
Also, any suggestions for which formats best export graphics for pasting
into MSWord documents?

jpg and png should be fine.


Thank you,


Regards
Marco



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