[mesa-users] Version issue with libpng

Richard Townsend townsend at astro.wisc.edu
Mon Jan 30 13:15:39 EST 2012

Hi Chris --

There were some significant changes between 1.2 and 1.5 which can cause breakages.

Is this with or without the SDK? A while back, I modified the SDK to built its own PNG support into PGPLOT, in order to deal with this very issue -- but I may not have truly fixed the problem.



On Jan 30, 2012, at 12:51 AM, Chris Mankovich wrote:

> Hello all,
> I am unable to dump png's from pgstar due to issues with the library version:
> libpng warning: Application built with libpng-1.2.10 but running with 1.5.6
> PGPLOT /png: error in libpng while writing file png/main00001.png, plotting disabled
> The result is that the 'png' folder is full of empty files.  Is it truly a problem to have the more recent version?  If so, how can I tell pgplot to ignore the warning from libpng?
> Thanks,
> Chris
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