Hash :
b1286b32
Author :
Date :
2020-07-09T14:31:00
Document `FT_Face_Rec_::box' with variable fonts (#54969).
As pointed out in the "Note:" in the section of
https://docs.microsoft.com/en-us/typography/opentype/spec/otvaroverview#variation-data-tables-and-miscellaneous-requirements
... the xMin, yMin, xMax, yMax, macStyle and lowestRecPPEM fields in
the font header ('head') table are not supported by variation data and
should only be used in relation to the default instance for the font.
Document that `FT_Face_Rec_::box' does not vary with OpenType variable
fonts.