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docs: Add some details about coordinates 

Mention what the effective values are when
coordinates have not been set.
This commit is contained in:
Matthias Clasen 2022-01-02 11:28:28 -05:00 committed by Behdad Esfahbod
parent 0a5c1c9705
commit d70825a6d1
1 changed files with 18 additions and 11 deletions
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7
src/hb-font.cc
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@ -2257,6 +2257,9 @@ hb_font_set_var_coords_normalized (hb_font_t *font,
* Fetches the list of normalized variation coordinates currently
* set on a font.
*
* Note that this returned array may only contain values for some
* (or none) of the axes; omitted axes effectively have zero values.
*
* Return value is valid as long as variation coordinates of the font
* are not modified.
*
@ -2280,6 +2283,10 @@ hb_font_get_var_coords_normalized (hb_font_t *font,
* Return value is valid as long as variation coordinates of the font
* are not modified.
*
* Note that this returned array may only contain values for some
* (or none) of the axes; omitted axes effectively have their default
* values.
*
* Return value: coordinates array
*
* Since: REPLACEME