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@ -15,10 +15,14 @@ CHANGES BETWEEN 2.3.0 and 2.2.1 |
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monochrome/gray issues when scaling the CVT. Some fonts |
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exhibited bad rendering artifacts otherwise. |
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- FT_GlyphSlot_Embolden now supports vertical layouts correctly |
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- `FT_GlyphSlot_Embolden' now supports vertical layouts correctly |
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(it mangled the vertical advance height). |
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- Fixed byte endian issues of ftmac.c to support Mac OS X on i386. |
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- Fixed byte endian issues of `ftmac.c' to support Mac OS X on |
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i386. |
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- The PFR font loader no longer erroneously tags font files |
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without any outlines as FT_FACE_FLAG_SCALABLE. |
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II. NEW API FUNCTIONS |
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@ -40,7 +44,7 @@ CHANGES BETWEEN 2.3.0 and 2.2.1 |
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- `FT_Get_Gasp' allows you to query the flags of the TrueType |
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`gasp' table for a given character pixel size. This is useful |
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to duplicate the text rendering of MS Windows, when the native |
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to duplicate the text rendering of MS Windows when the native |
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bytecode interpreter is enabled (which isn't the default for |
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other patent reasons). |
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@ -68,7 +72,7 @@ CHANGES BETWEEN 2.3.0 and 2.2.1 |
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release. |
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Note that the API hasn't changed, so you can still force |
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unpatented hinting with a special parameter to FT_Open_Face as |
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unpatented hinting with a special parameter to `FT_Open_Face' as |
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well. This might be useful in same cases; for example, a PDF |
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reader might present a user option to activate it to deal with |
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certain `tricky' embedded fonts which cannot be clearly |
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@ -76,16 +80,16 @@ CHANGES BETWEEN 2.3.0 and 2.2.1 |
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If you are a developer for embedded systems, you might want to |
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*disable* the feature to save code space by undefining |
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TT_CONFIG_OPTION_UNPATENTED_HINTING in ftoption.h. |
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TT_CONFIG_OPTION_UNPATENTED_HINTING in file `ftoption.h'. |
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- LCD-optimized rendering is now DISABLED in all default builds of |
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the library, mainly due to PATENT issues. For more information |
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see: |
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- LCD-optimized rendering is now *disabled* in all default builds |
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of the library, mainly due to patent issues. For more |
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information see: |
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http://lists.gnu.org/archive/html/freetype/2006-09/msg00064.html |
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A new configuration macro FT_CONFIG_OPTION_SUBPIXEL_RENDERING |
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has been introduced in ftoption.h; manually define it in this |
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has been introduced in `ftoption.h'; manually define it in this |
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file if you want to re-enable the feature. |
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The change only affects the implementation, not the FreeType |
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@ -105,12 +109,12 @@ CHANGES BETWEEN 2.3.0 and 2.2.1 |
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differences we had experienced with the Windows renderer. |
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- It is now possible to cross-compile the library easily. See the |
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file docs/INSTALL.CROSS for details. |
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file `docs/INSTALL.CROSS' for details. |
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- The file `src/base/ftmac.c' now contains code for Mac OS X only; |
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its deprecated function `FT_GetFile_From_Mac_Font_Name' always |
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returns an error even if QuickDraw framework is available. The |
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previous version has been moved to `builds/mac/ftmac.c'. |
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returns an error even if the QuickDraw framework is available. |
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The previous version has been moved to `builds/mac/ftmac.c'. |
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Selecting configure option `--with-quickdraw-carbon' makes the |
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build process use the original `ftmac.c' file instead of the Mac |
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@ -123,7 +127,7 @@ CHANGES BETWEEN 2.3.0 and 2.2.1 |
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performed on the TrueType and CFF font loaders, sometimes with |
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very drastic benefits (e.g., the TrueType loader is now about |
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25% faster; FreeType should use less heap memory under nearly |
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all conditions) |
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all conditions). |
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- The anti-aliased rasterizer has been optimized and is now 15% to |
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25% percent faster than in previous versions, depending on |
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@ -132,9 +136,6 @@ CHANGES BETWEEN 2.3.0 and 2.2.1 |
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- The Type 1 loader has been improved; as an example, it now skips |
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top-level dictionaries properly. |
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- The PFR font loader no longer erroneously tags font files |
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without any outlines as FT_FACE_FLAG_SCALABLE. |
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- Better support for Mac fonts on POSIX systems, plus compilation |
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fixes for Mac OS X on ppc64 where `ftmac.c' cannot be built. |
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@ -627,7 +628,7 @@ CHANGES BETWEEN 2.1.8 and 2.1.7 |
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of various programming tricks. Cache hits are up to 70% |
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faster than in the old code. |
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- The FTC_CMapCache has been simplied. Charmaps can only be |
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- The FTC_CMapCache has been simplified. Charmaps can only be |
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accessed by index right now. There is also a new API named |
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`FT_Charmap_GetIndex' for this purpose. |
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@ -974,7 +975,7 @@ CHANGES BETWEEN 2.1.3 and 2.1.2 |
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- The automatic and postscript hinters have both been updated. |
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This results in a relatively important increase of rendering |
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quality since many nasty defaults have been supressed. Please |
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quality since many nasty defaults have been suppressed. Please |
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visit the web page: |
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http://www.freetype.org/hinting/smooth-hinting.html |
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@ -1140,7 +1141,7 @@ CHANGES BETWEEN 2.1.1 and 2.1.0 |
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glyph bitmaps produced by FreeType 1.x and FreeType 2.x with the |
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bytecode interpreter enabled. This was caused by an invalid |
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flag setting in the TrueType glyph loader, making the rasterizer |
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change its drop-out control mode. Now theresults should |
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change its drop-out control mode. Now the results should |
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_really_ be completely identical. |
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- The TrueType name table loader has been improved to support many |
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@ -1638,7 +1639,7 @@ CHANGES BETWEEN 2.0.4 and 2.0.3 |
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- Updated the Unix-specific portions of the build system (new |
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libtool version, etc.). |
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- The SFNT kerning lodaer now ensures that the table is sorted |
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- The SFNT kerning loader now ensures that the table is sorted |
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(since some problem fonts do not meet this requirement). |
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@ -1651,7 +1652,7 @@ CHANGES BETWEEN 2.0.3 and 2.0.2 |
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- THE AUTO-HINTER HAS BEEN SLIGHTLY IMPROVED, in order to fix |
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several annoying artefacts, mainly: |
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- Blue zone alignement of horizontal stems wasn't performed |
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- Blue zone alignment of horizontal stems wasn't performed |
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correctly, resulting in artefacts like the `d' being placed |
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one pixel below the `b' in some fonts like Time New Roman. |
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@ -1931,7 +1932,7 @@ CHANGES BETWEEN beta8 and 2.0 |
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* Incorrect glyph names for certain TrueType fonts. |
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* The glyph advance was not copied when FT_Glyph_To_Bitmap was |
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called. |
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* The linearHoriAdvance and linerVertAdvance fields were not |
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* The linearHoriAdvance and linearVertAdvance fields were not |
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correctly returned for glyphs processed by the auto-hinter. |
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* `type1z' renamed back to `type1'; the old `type1' module has |
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been removed. |
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@ -2554,7 +2555,7 @@ OLD CHANGES - 22-feb-2000 |
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- introduced the `psnames' module. It is used to: |
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o convert a Postscript glyph name into the equivalent Unicode |
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character code (used by the Type 1 driver(s) to synthetize on |
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character code (used by the Type 1 driver(s) to synthesize on |
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the fly a Unicode charmap). |
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o provide an interface to retrieve the Postscript names of the |
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@ -2599,8 +2600,8 @@ TODO |
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- Write FT_Get_Glyph_Bitmap and FT_Load_Glyph_Bitmap |
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- Add a function like FT_Load_Character( face, char_code, load_flags |
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) that would really embbed a call to FT_Get_Char_Index then |
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- Add a function like FT_Load_Character(face, char_code, load_flags) |
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that would really embed a call to FT_Get_Char_Index then |
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FT_Load_Glyph to ease developer's work. |
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- Update the tutorial! |
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@ -2639,7 +2640,7 @@ OLDER CHANGES - 27-jan-2000 |
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fonts. |
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- very minor changes in the implementation of FT_Set_Char_Size and |
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FT_Set_Pixel_Sizes (they now implement default to ligthen the font |
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FT_Set_Pixel_Sizes (they now implement default to lighten the font |
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driver's code). |
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@ -2647,8 +2648,8 @@ OLDER CHANGES - 27-jan-2000 |
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OLD MESSAGE |
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This file summarizes the changes that occured since the last `beta' of |
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FreeType 2. Because the list is important, it has been divided into |
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This file summarizes the changes that occurred since the last `beta' |
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of FreeType 2. Because the list is important, it has been divided into |
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separate sections: |
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Table Of Contents: |
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@ -2735,7 +2736,7 @@ Glyph Image Formats: |
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Drivers are now able to register new glyph image formats within the |
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library. For now, the base layer supports of course bitmaps and |
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vector outlines, but one could imagine something different like |
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colored bitmaps, bi-color vectors or wathever else (Metafonts anyone |
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colored bitmaps, bi-color vectors or whatever else (Metafonts anyone |
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??). |
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See the file `include/ftimage.h'. Note also that the type |
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Werner Lemberg
18 years ago