Calculating Ascender and Descender

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Fernando Mello's picture
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Joined: 15 Jan 2003 - 10:55am
Calculating Ascender and Descender
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Like I said before, I’m working on a sans serif face in a vectorial program. Now I have to transport the glyphs to a font program.

I saw a formula at point central to calculate the ascender and descender values based on a 1000 em square, but after checking ascenders and descenders of font files I got confused about where to start to count the ascender and descender lines. Is the top limit of a capital acute (

Hrant H Papazian's picture
Joined: 3 May 2000 - 11:00am
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There are no firm rules, but the general practice seems to be to:
- Put the top limit somewhat above the ascenders or caps (whichever is higher) so that the cap accents float mostly above it.
- Put the bottom limit just a hair below the descenders.

hhp

Fernando Mello's picture
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Joined: 15 Jan 2003 - 10:55am
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Thanks Hrant