Sorry, not sure what happened to the message body!
Tutorial 2, section 3.a ( Design global metrics) states:
ascender:
... Unfortunately, font formats define the ascender differently. ...
descender:
... Unfortunately, font formats define the descender differently. ...
Section 3.b (Scaled global metrics)
height:
... This is probably the only field you should really use in this structure.
Where should the baseline of the first line of text be positioned?
Currently, I am using the scaled ascender field of
face->size->metrics, but if it is unreliable, are you supposed to
check the bbox of all glyphs on the first line to determine the
baseline position?
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