languagesystem DFLT dflt; # Mixes kerning between single glyphs, and class-based kerning. # https://github.com/fonttools/fonttools/issues/456 lookup MixedKerning { pos v v 14; pos [D O Q] [T V W] -26; } MixedKerning; lookup GlyphKerning { pos T one 100; pos T two 200; pos T two.oldstyle 200; pos T three 300; pos T four 400; pos X a 100; pos X b 200; pos Y a 100; pos Y b 200; pos Y c <3 3 3 3>; } GlyphKerning; feature kern { lookup GlyphKerning; lookup MixedKerning; } kern; feature vkrn { pos T one 100; } vkrn;