↓ 3 callersFunctioncf2_glyphpath_computeOffset* All coordinates are in character space.
* On input, (x1, y1) and (x2, y2) give line segment.
* On output, (x, y) give offset vector.
* We u
engine/lib/freetype/android/freetype-2.4.12/src/cff/cf2hints.c:1373