Re: [matplotlib-devel] major text update

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

John Hunter wrote:
> I factored matplotlib.text.Text instances and layouts out of the
> backends.  Now matplotlib.text.Text does all the layout and passes the
> backends a *string* plus font properties etc.  This simplifies the
> text handling on the backends considerably, which only need to know
> how to compute the width and height of an unrotated string.  The
> frontend will then do the proper alignment for rotated text.
> 
[snip, snip]
> 
> Paul, I committed these changes after synching with your new font
> caching and there doesn't appear to be any problem; miraculously CVS
> seems to be working pretty well.  I did some additional caching of AFM
> instances in backend_ps.  You might want to rerun your ps profile
> script and see if the numbers improve further still.

Yes, the PS backend does appear to be about 30% faster.  However, the Agg 
backend looks to be about 15% slower, so I guess there is a trade off here.

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