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Re: [ft-devel] loss of precision in FT_Outline_Decompose
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From: |
Werner LEMBERG |
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Subject: |
Re: [ft-devel] loss of precision in FT_Outline_Decompose |
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Date: |
Tue, 16 Jul 2013 15:35:55 +0200 (CEST) |
>> At two places in FT_Outline_Decompose there is a division by 2 that
>> loses one bit of precision. [...]
>>
>> I was doing some tests generating outlines of fonts and come upon
>> this because the .eps I generated were slightly different but gave
>> apparently the same image.
>>
>> Is this loss of precision a problem or will it never be seen in an
>> image?
AFAIK, it is not a problem, given that we work with 1/64th of a pixel.
> Would be nice to fix regardless.
Suggestions? I think it's not worth the trouble, but maybe there are
special use cases which I'm not aware of.
Werner