Notes on testing, and: Re: [cairo] Pattern rewrite

[Carl Worth]

On Thu, 27 Jan 2005 14:44:39 -0500, Kristian Høgsberg wrote:
> Bah, I had it the wrong way around: writing the PNG maps the color 
> channels in the range 0-alpha into 0-255, reading it maps 0-255 back 
> into 0-alpha.  This is doable without throwing away information, the 
> problem was just a rounding error in the unpre- and pre-mulitiplication 
> functions.  This is fixed in cvs now.

Thanks for the fix Kristian.

Of course, you did just make me throw away every reference image in my
test suite. Ah, well. ;-)

-Carl
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