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Re: Question about FT_Var_Axis

From: Akira TAGOH
Subject: Re: Question about FT_Var_Axis
Date: Thu, 17 Feb 2022 14:16:33 +0900

Hi Werner,

On Wed, Feb 16, 2022 at 10:41 PM Werner LEMBERG <> wrote:
> > The fields minimum, def, and maximum are 16.16 fractional values for
> > TrueType GX and OpenType variation fonts. For Adobe MM fonts, the
> > values are integers.
> >
> > Does this mean those variables are represented as 16.16 fractional
> > numbers or integers in some cases?
> Correct.
> > If so, how can I recognize if it is GX/OpenType fonts or Adobe MM
> > fonts?
> Basically, it doesn't make a difference.  Either all three variables
> `minimum`, `def, and `maximum` are in 16.16 format, or all of them are
> integers.  It's just a matter how to report them to the user.
> If macro `FT_IS_SFNT` returns false, you have an Adobe MM font.

Thanks. Hopefully that would help.

> > So I'm wondering if they may have opsz in integers.
> AFAIK, no.

Aha. but he said that removing those lines fixes his issue. I can't
think of any other reasons so far. but I may be missing something

>      Werner


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