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Re: Heavy 3D graph crashing octave
From: |
rcharan51 |
Subject: |
Re: Heavy 3D graph crashing octave |
Date: |
Tue, 9 Feb 2016 02:44:25 -0800 (PST) |
PhilipNienhuis wrote
>
> rcharan51 wrote
>> I have a problem when I surf plot a big 3d surface. It is not only slow
>> to interact (just to change the view), many it crashes octave(fltk
>> toolkit, octave 4.0.0, Win10 64 bit 8GB ram). I think using gnuplot
>> makes it even worse.
>>
>> So, Can anyone help me to reduce the data points density to such a extent
>> that it wont affect the shape of the surface? Is data binning a
>> alternative for this problem?
>>
>> FYI the mat file of the surface is 350MB !!
>>
>> Here are the files ( X Y Z data)
>> https://drive.google.com/a/iitbbs.ac.in/folderview?id=0B8j-cnUfgldTNU80NVoyejFVd2c&usp=sharing
>> <https://drive.google.com/a/iitbbs.ac.in/folderview?id=0B8j-cnUfgldTNU80NVoyejFVd2c&usp=sharing>
>>
>
> Have a look in the patch tracker; lately function "reducevolme" has been
> added there + a few related functions (smooth3, isosurf, isocaps).
>
> Philip
Thank you for the tip. My problem is of a surface not volume. I thought
griddata would help me decrease the density of data points but my base
arrays are large and "insufficient memory" error is produced. I am clueless
about how to proceed.
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