freetype.h: Add warning w.r.t. B/W hinting and rendering (#54589).

This commit is contained in:
Werner Lemberg 2018-09-16 07:22:23 +02:00
parent de0aabcd0d
commit b8dd404d13
1 changed files with 6 additions and 0 deletions

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@ -3091,6 +3091,12 @@ FT_BEGIN_HEADER
* output. The result is probably unpleasant if the glyph is rendered
* in non-monochrome modes.
*
* Note that for outline fonts only the TrueType font driver has proper
* monochrome hinting support, provided the TTFs contain hints for B/W
* rendering (which most fonts no longer provide). If these conditions
* are not met it is very likely that you get ugly results at smaller
* sizes.
*
* FT_LOAD_TARGET_LCD ::
* A variant of @FT_LOAD_TARGET_LIGHT optimized for horizontally
* decimated LCD displays.