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Re: FreeType INSTCTRL behavior
From: |
Werner LEMBERG |
Subject: |
Re: FreeType INSTCTRL behavior |
Date: |
Sun, 12 Feb 2023 17:39:24 +0000 (UTC) |
> AFAIU, as long as a font does not perform an INSTCTRL which sets
> bit 2 in the instruction control, changes made to the graphics state
> from the control value program will become the ``default'' state
> from which glyphs are instructed.
>
> However, some CJK fonts perform no INSTCTRL instructions at all,
> change the projection vector and rp1 from prep, yet FreeType resets
> both to the X axis and 0 respectively before any glyph programs are
> run.
This might be a bug. Can you provide me such a problematic font
privately?
Werner