Re: [matplotlib-devel] Y axis scaling bug

[Paul B. <ba...@st...>]

Fernando Perez wrote:
> Paul Barrett wrote:
> 
>> I found a bug in the Y-axis scaling.  See the attached PS file.  The 
>> Y-axis scale should go from 0. to 2.0e-11 (in ergs/cm**2/s/Angstrom).  
>> Instead it is zeros.  Anyone having experience with the scaling code 
>> want to fix this?
>>
>> For those interested, this is a section of the far ultraviolet 
>> spectrum of the variable star SS Cygni (SS Cyg for short) taken by 
>> NASA's Far Ultraviolet Spectroscopic Explorer (FUSE for short).
> 
> 
> Well, I actually tried to see it but gv (Fedora Core 2) chokes on the 
> file: CPU utilization goes to 100% after displaying the axes, labels, 
> and a tiny bit of the graph.  I killed it after a while.
> 
> Are there known problems with the Postscript generated by matplotlib?  
> Can it produce EPS directly (better for publication)?

OK, I've created a patch to work around the 'gv' problem for dense line plots. 
Attached is a PS file created from this patch.  Please test to see if it solves 
your problem.  If it does, I'll commit the patch to CVS.  It worked for me on 'ggv'.

  -- Paul

-- 
Paul Barrett, PhD      Space Telescope Science Institute
Phone: 410-338-4475    ESS/Science Software Branch
FAX:   410-338-4767    Baltimore, MD 21218