[cairo] Trying to figure out some rasterization problems

Behdad Esfahbod behdad at behdad.org
Mon Apr 22 10:13:52 PDT 2013


On 13-04-22 01:06 PM, David Kastrup wrote:
> Behdad Esfahbod <behdad at behdad.org> writes:
> 
>> On 13-04-22 07:53 AM, David Kastrup wrote:
>>> Behdad Esfahbod <behdad at behdad.org> writes:
>>>
>>>> But I have to ask: in 2013, who cares about stroke adjustment?  Just
>>>> draw a shape and fill it.  I'm sure no print would look bad.
>>>
>>> Reality check: at 600dpi, without stroke adjustment, typical staff lines
>>> oscillate in thickness between 5 and 6 pixels.
>>>
>>> Since the lines are comparatively close and parallel, a variation of
>>> +20% in darkness is quite visible.  And yes, it definitely makes the
>>> print look bad.
>>
>> Interesting...
>>
>> Have you considered putting your primitives in a font and render using the
>> Postscript text primitives?
> 
> There is quite a bit of variation in stem lengths (they are adjusted for
> collision avoidance, cross stem etc).  Fixed fonts are pretty much out,
> generating fonts on the fly is somewhat easier to suggest than
> implemented.

If you were using cairo to generate the output you could use the "user fonts"
to generate fonts very easily.


-- 
behdad
http://behdad.org/


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