Re: [ft] figuring out where the baseline is

[Wojciech Mamrak]

> This is actually another question I suppose. What are the sizes I'm
> specifying when I make a size request? Somehow they must relate to the
> final size but I'm not sure how. Perhaps this is all that I'm missing.

http://en.wikipedia.org/wiki/Em_%28typography%29
http://www.freetype.org/freetype2/docs/glyphs/glyphs-2.html

2012/8/22 edA-qa mort-ora-y <address@hidden>:
> On 22/08/12 07:34, Werner LEMBERG wrote:
>>> That is, I set the height of the font to 32, thus I expect all
>>> glyphs to fit within a height of 32.
>> This is a wrong expectation.
>
> This is actually another question I suppose. What are the sizes I'm
> specifying when I make a size request? Somehow they must relate to the
> final size but I'm not sure how. Perhaps this is all that I'm missing.
>
>> As mentioned many times on this list, the *only* way to get a smallest
>> bbox for a string of glyphs at a certain resolution is to call
>> FT_Load_Glyph for each glyph so that hinting instructions get applied.
>
> I don't need an exact size, nor do I need to worry about glyphs that go
> beyond a typical bounding box. I'm interested only in the typical
> metrics. If you're saying there is no such thing then fine, it means I
> have to render the glyphs twice.
>
> --
> edA-qa mort-ora-y
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