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docs/CHANGES: Mention new SDF module.

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Werner Lemberg 2020-12-24 07:44:16 +01:00
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docs/CHANGES
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@ -2,14 +2,23 @@ CHANGES BETWEEN 2.10.4 and 2.11.0
I. IMPORTANT CHANGES
- The legacy Type 1/CFF engine is further demoted due to lack of
CFF2 charstring support. You now need to use FT_Property_Set to
enable it besides T1/CFF_CONFIG_OPTION_OLD_ENGINE options.
- The legacy Type 1 and CFF engines are further demoted due to lack
of CFF2 charstring support. You now need to use `FT_Property_Set`
to enable it besides the `T1_CONFIG_OPTION_OLD_ENGINE` and
`CFF_CONFIG_OPTION_OLD_ENGINE` options.
- A new rendering module has been added to create 16-bit Signed
Distance Field (SDF) bitmaps for both outline and bitmap glyphs.
The new rendering mode is called `FT_RENDER_MODE_SDF`, the pixel
mode is `FT_PIXEL_MODE_GRAY16`, and the corresponding raster flag
is `FT_RASTER_FLAG_SDF`.
This work was Anuj Verma's GSoC 2020 project.
II. MISCELLANEOUS
- `ttdebug' didn't show changed point coordinates (bug introduced in
- `ttdebug` didn't show changed point coordinates (bug introduced in
version 2.10.3).
- A new configuration macro `FT_DEBUG_LOGGING` is available. It