otLayoutGetGlyphsInClass
Retrieves the set of all glyphs from the face that belong to the requested glyph class in the face's GDEF table.
Since
0.9.7
Parameters
face
The #hb_face_t to work on
klass
The #hb_ot_layout_glyph_class_t GDEF class to retrieve
glyphs
The #hb_set_t set of all glyphs belonging to the requested class.