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Re: [ft-devel] [ftgrid] Display rendered bitmap (new feature).
From: |
Werner LEMBERG |
Subject: |
Re: [ft-devel] [ftgrid] Display rendered bitmap (new feature). |
Date: |
Sat, 13 Feb 2016 08:03:08 +0100 (CET) |
>> Trying it on arial.ttf, I see some greenish artifacts at the pixel
>> borders; similarly, the outline partially changes its colour
>> depending on the zoom. Is it possible to suppress these effects?
>
> I'm pretty sure that those are a graphics system caching bug. There
> is a cache of gradients to speed up blending with gamma. This
> feature stresses its limits because there is a lot more gradients to
> cache as we blend on top of blending.
With `graphics system' I assume that you mean FreeType's small
graphics library, right? Can you fix this problem?
> Other things to add: monochrome bitmaps when antialias is off and
> error checking.
Yes. Looking forward to your improvements :-)
Werner
Re: [ft-devel] [ftgrid] Display rendered bitmap (new feature)., Markus Trippelsdorf, 2016/02/13
Re: [ft-devel] [ftgrid] Display rendered bitmap (new feature)., Markus Trippelsdorf, 2016/02/13
Re: [ft-devel] [ftgrid] Display rendered bitmap (new feature)., Markus Trippelsdorf, 2016/02/21