diff --git a/ChangeLog b/ChangeLog index f8bce0b17..6184575ba 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,8 @@ +2007-07-04 Werner Lemberg + + * docs/PROBLEMS: Mention that some PS based fonts can't be + handled correctly by FreeType. + 2007-07-03 Werner Lemberg * src/autofit/aflatin.c (af_latin_metrics_init_blues): Initialize diff --git a/docs/PROBLEMS b/docs/PROBLEMS index fb0fee0b0..9b598966a 100644 --- a/docs/PROBLEMS +++ b/docs/PROBLEMS @@ -4,6 +4,29 @@ additions or other improvements to this file are welcome. ---------------------------------------------------------------------- +Running Problems +================ + + +* Some Type 1, Multiple Masters, and CID-keyed PostScript fonts aren't + handled correctly. + +----- + +Of course, there might be bugs in FreeType, but some fonts based on +the PostScript format can't behandled indeed. The reason is that +FreeType doesn't contain a full PostScript interpreter but applies +pattern matching instead. In case a font doesn't follow the standard +structure of the given font format, FreeType fails. A typical example +is Adobe's `Optima' font family which contains extra code to switch +between low and high resolution versions of the glyphs. + +It might be possible to patch FreeType in some situations, though. +Please report failing fonts so that we investigate the problem and set +up a list of such problematic fonts. + +---------------------------------------------------------------------- + Compilation Problems ==================== @@ -50,3 +73,5 @@ or newer. If this isn't feasible, apply the following patch. ---------------------------------------------------------------------- + +--- end of PROBLEMS ---