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Re: [ft] Freetype memory allocation
From: |
Werner LEMBERG |
Subject: |
Re: [ft] Freetype memory allocation |
Date: |
Sat, 09 Sep 2017 10:51:14 +0200 (CEST) |
>> I cannnot move the flush of the drawing operations at the end of
>> the for loop for performances reason of my embedded application. Is
>> there a clean way to avoid the automatic memory deallocation in
>> freetype?
No. You have to copy the bitmap, either by doing this manually or
using the glyph cache.
> I don't mean to suggest the caching interface is trivial to
> understand, but I recommend starting with the documentation if you
> want to use it:
> https://www.freetype.org/freetype2/docs/reference/ft2-cache_subsystem.html.
And please look up the FreeType demo programs for some example code.
> It seems like the FreeType caching mechanism does not support GPU
> acceleration which is probably one of the major reasons why people
> do not use it.
Patches and/or suggestions how FreeType could be improved are highly
welcomed :-)
Werner