ref: b5cab5c9ca4afd8282a7f187185336c1c543c623
parent: 229a5535b53b308a8edda894fe112517c6d03b00
author: Werner Lemberg <[email protected]>
date: Wed Jul 12 17:58:35 EDT 2017
Document how to scale manually.
--- a/include/freetype/freetype.h
+++ b/include/freetype/freetype.h
@@ -1530,7 +1530,13 @@
/* values of the corresponding fields in @FT_FaceRec. Some values */
/* like ascender or descender are rounded for historical reasons; */
/* more precise values (for outline fonts) can be derived by scaling */
- /* the corresponding @FT_FaceRec values manually. */
+ /* the corresponding @FT_FaceRec values manually, with code similar */
+ /* to the following. */
+ /* */
+ /* { */+ /* scaled_ascender = FT_MulFix( face->root.ascender, */
+ /* size_metrics->y_scale ); */
+ /* } */
/* */
/* Note that due to glyph hinting and the selected rendering mode */
/* these values are usually not exact; consequently, they must be */