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This commit is contained in:
Werner Lemberg
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12
ChangeLog
12
ChangeLog
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2002-04-15 David Turner <david@freetype.org>
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2002-04-15 David Turner <david@freetype.org>
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* docs/FTL.txt: formatting
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* docs/FTL.txt: Formatting.
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* include/freetype/config/ftoption.h: changing the size of the
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* include/freetype/config/ftoption.h: Reduce the size of the
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render pool to 16Kb (instead of 32Kb).
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render pool from 32kByte to 16kByte.
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* docs/CHANGES: preparing the 2.1.0 release
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* src/pcf/pcfread.c (pcf_seek_to_table_type): Remove compiler
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warning.
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* docs/CHANGES: Preparing 2.1.0 release.
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2002-04-13 Werner LEMBERG <wl@gnu.org>
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2002-04-13 Werner LEMBERG <wl@gnu.org>
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216
docs/CHANGES
216
docs/CHANGES
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@ -3,152 +3,146 @@ LATEST CHANGES BETWEEN 2.1.0 and 2.0.9
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I. IMPORTANT BUG FIXES
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I. IMPORTANT BUG FIXES
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- The TrueType bytecode interpreter has been fixed to produce
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- The TrueType bytecode interpreter has been fixed to produce
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_exactly_ the same output as FreeType 1.x. Previous differences
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_exactly_ the same output as FreeType 1.x. Previous differences
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were due to slightly distinct fixed-point computation routines
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were due to slightly distinct fixed-point computation routines
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used to perform dot products and vector length measurements.
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used to perform dot products and vector length measurements.
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It seems that native TrueType hinting is _extremely_ sensitive
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It seems that native TrueType hinting is _extremely_ sensitive
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to rounding errors. The required vector computation routines have
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to rounding errors. The required vector computation routines have
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been optimized and placed within the "ttinterp.c" file.
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been optimized and placed within the "ttinterp.c" file.
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II. NEW FEATURES
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II. NEW FEATURES
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- The 'configure' script used on Unix systems has been modified to
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- The `configure' script used on Unix systems has been modified to
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check that GNU Make is being used to build the library. If not,
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check that GNU Make is being used to build the library. Otherwise,
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it will display a message proposing to use the GNUMAKE environment
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it will display a message proposing to use the GNUMAKE environment
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variable to name it..
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variable to name it.
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The Unix-specific file README.UNX has been modified accordingly
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The Unix-specific file README.UNX has been modified accordingly.
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III. MISCELLANEOUS
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III. MISCELLANEOUS
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- The FreeType License in 'docs/FTL.txt' has been updated to include
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- The FreeType License in `docs/FTL.txt' has been updated to include
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a proposed preffered disclaimer. If you're using FreeType in your
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a proposed preferred disclaimer. If you are using FreeType in your
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products, you're encouraged (but not mandated) to use the following
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products, you are encouraged (but not mandated) to use the following
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text in your documentation:
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text in your documentation:
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"""
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"""
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Portions of this software are copyright © 1996-2002 The FreeType
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Portions of this software are copyright © 1996-2002 The FreeType
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Project (www.freetype.org). All rights reserved.
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Project (www.freetype.org). All rights reserved.
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"""
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"""
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- The default size of the render pool has been reduced to 16kByte.
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This shouldn't result in any noticeable performance penalty, unless
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you are using the engine as-is to render very large and complex
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glyphs.
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- The default size of the render pool has been reduced to 16 Kb. This
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- The FreeType 2 redesign has begun. More information can be found
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shouldn't result in any noticeable performance penalty, unless you're
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at this URL:
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using the engine as-is to render very large and complex glyphs..
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- The FreeType 2 Re-Design has begun. More information can be found
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at the following web address:
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http://www.freetype.org/freetype2/redesign.html
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http://www.freetype.org/freetype2/redesign.html
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The following internal changes have been performed within the sources
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The following internal changes have been performed within the sources
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of this release:
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of this release:
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- many internal types have been renamed to increase consistency.
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- Many internal types have been renamed to increase consistency.
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the following should be true, except for public types:
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The following should be true, except for public types:
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* all structure types have a name ending in "Rec" (short for
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* All structure types have a name ending in "Rec" (short for
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'record').
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`record').
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* a pointer-to-structure type has the same name than the
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* A pointer-to-structure type has the same name as the
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structure, _without_ the "Rec" suffix.
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structure, _without_ the "Rec" suffix.
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for example:
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Example:
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typedef struct FooRec_
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typedef struct FooRec_
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{
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{
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....
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...
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} FooRec, *Foo;
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} FooRec, *Foo;
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- many internal macros have been renamed to increase consistency.
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- Many internal macros have been renamed to increase consistency.
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the following should be true:
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The following should be true:
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* all macros have a name beginning in "FT_". This required
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* All macros have a name beginning with "FT_". This required
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a few changes like:
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a few changes like
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ALLOC => FT_ALLOC
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ALLOC => FT_ALLOC
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FREE => FT_FREE
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FREE => FT_FREE
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REALLOC => FT_REALLOC
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REALLOC => FT_REALLOC
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* All macros are completely UPPERCASE. This required a few
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* all macro are completely UPPERCASE. This required a few
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changes like:
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changes like:
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READ_Short => FT_READ_SHORT
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NEXT_Short => FT_NEXT_SHORT
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GET_ULongLE => FT_GET_ULONG_LE
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MEM_Set => FT_MEM_SET
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MEM_Copy => FT_MEM_COPY
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etc..
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* whenever possible, all macro names follow the FT_<OBJECT>_<METHOD>
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pattern. For example:
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ACCESS_Frame => FT_FRAME_ENTER
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FORGET_Frame => FT_FRAME_EXIT
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EXTRACT_Frame => FT_FRAME_EXTRACT
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RELEASE_Frame => FT_FRAME_RELEASE
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FILE_Pos => FT_STREAM_POS
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FILE_Seek => FT_STREAM_SEEK
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FILE_Read => FT_STREAM_READ
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FILE_ReadAt => FT_STREAM_READ_AT
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READ_Fields => FT_STREAM_READ_FIELDS
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READ_Short => FT_READ_SHORT
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NEXT_Short => FT_NEXT_SHORT
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GET_ULongLE => FT_GET_ULONG_LE
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MEM_Set => FT_MEM_SET
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MEM_Copy => FT_MEM_COPY
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etc.
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- many internal functions have been renamed to follow the
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* Whenever possible, all macro names follow the
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FT_<Object>_<Method> pattern. For example:
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FT_<OBJECT>_<METHOD> pattern. For example
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FT_Seek_Stream => FT_Stream_Seek
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FT_Read_Stream_At => FT_Stream_ReadAt
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FT_Done_Stream => FT_Stream_Close
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FT_New_Stream => FT_Stream_Open
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FT_New_Memory_Stream => FT_Stream_OpenMemory
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FT_Extract_Frame => FT_Stream_ExtractFrame
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note that method names do not contain "_".
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ACCESS_Frame => FT_FRAME_ENTER
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FORGET_Frame => FT_FRAME_EXIT
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EXTRACT_Frame => FT_FRAME_EXTRACT
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RELEASE_Frame => FT_FRAME_RELEASE
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- the FT_ALLOC_ARRAY and FT_REALLOC_ARRAY have been removed and
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FILE_Pos => FT_STREAM_POS
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are now replaced by FT_NEW_ARRAY and FT_RENEW_ARRAY which do
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FILE_Seek => FT_STREAM_SEEK
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not take a type as the fourth argument. Instead, the array
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FILE_Read => FT_STREAM_READ
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element type size is computed automatically from the type
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FILE_ReadAt => FT_STREAM_READ_AT
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of the target pointer used.
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READ_Fields => FT_STREAM_READ_FIELDS
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- a new object class, named FT_CMap has been introduced. These
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- Many internal functions have been renamed to follow the
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internal objects are used to model character maps. This eases
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FT_<Object>_<Method> pattern. For example:
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the support of additional charmap types within the engine
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FT_Seek_Stream => FT_Stream_Seek
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FT_Read_Stream_At => FT_Stream_ReadAt
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FT_Done_Stream => FT_Stream_Close
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FT_New_Stream => FT_Stream_Open
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FT_New_Memory_Stream => FT_Stream_OpenMemory
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FT_Extract_Frame => FT_Stream_ExtractFrame
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- a new configuration file named "ftstdlib.h" has been added
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Note that method names do not contain "_".
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to 'include/freetype/config'. It is used to define aliases
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- The FT_ALLOC_ARRAY and FT_REALLOC_ARRAY have been replaced
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with FT_NEW_ARRAY and FT_RENEW_ARRAY which do not take a type
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as the fourth argument. Instead, the array element type size
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is computed automatically from the type of the target pointer
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used.
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- A new object class, FT_CMap, has been introduced. These
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internal objects are used to model character maps. This eases
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the support of additional charmap types within the engine.
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- A new configuration file named "ftstdlib.h" has been added
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to `include/freetype/config'. It is used to define aliases
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for _every_ routine of the ISO C library that the font engine
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for _every_ routine of the ISO C library that the font engine
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uses. Each aliases has a "ft_" prefix (e.g. "ft_strlen" is an
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uses. Each aliases has a "ft_" prefix (e.g. "ft_strlen" is an
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alias for "strlen").
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alias for "strlen").
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this is used to ease the porting of FT2 to exotic runtime
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This is used to ease the porting of FreeType 2 to exotic runtime
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environments where the ISO C Library isn't available (e.g.
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environments where the ISO C Library isn't available (e.g.
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XFree86 extension modules).
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XFree86 extension modules).
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More details are available in the "ChangeLog" file.
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More details are available in the "ChangeLog" file.
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============================================================================
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LATEST CHANGES BETWEEN 2.0.9 and 2.0.8
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LATEST CHANGES BETWEEN 2.0.9 and 2.0.8
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I. IMPORTANT BUG FIXES
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I. IMPORTANT BUG FIXES
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- Certain fonts like "foxjump.ttf" contain broken name tables with
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- Certain fonts like "foxjump.ttf" contain broken name tables with
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invalid entries and wild offsets. This caused FreeType to crash when
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invalid entries and wild offsets. This caused FreeType to crash when
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trying to load them.
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trying to load them.
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The SFNT `name' table loader has been fixed to be able to support
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The SFNT `name' table loader has been fixed to be able to support
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these strange fonts.
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these strange fonts.
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@ -165,7 +159,7 @@ LATEST CHANGES BETWEEN 2.0.9 and 2.0.8
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- A bug in the Postscript hinter has been found and fixed, removing
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- A bug in the Postscript hinter has been found and fixed, removing
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un-even stem widths at small pixel sizes (like 14-17).
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un-even stem widths at small pixel sizes (like 14-17).
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This improves the quality of a certain number of Postscript fonts.
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This improves the quality of a certain number of Postscript fonts.
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@ -179,18 +173,18 @@ LATEST CHANGES BETWEEN 2.0.9 and 2.0.8
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- Two new APIs have been added: `FT_Get_First_Char' and
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- Two new APIs have been added: `FT_Get_First_Char' and
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`FT_Get_Next_Char'.
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`FT_Get_Next_Char'.
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Together, these can be used to iterate efficiently over the currently
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Together, these can be used to iterate efficiently over the currently
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selected charmap of a given face. Read the API reference for more
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selected charmap of a given face. Read the API reference for more
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details.
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details.
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III. MISCELLANEOUS
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III. MISCELLANEOUS
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- The FreeType sources are under heavy internal re-factoring. As a
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- The FreeType sources are under heavy internal re-factoring. As a
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consequence, we have created a branch named "STABLE" on the CVS to
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consequence, we have created a branch named "STABLE" on the CVS to
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hold all future releases/fixes in the 2.0.x family.
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hold all future releases/fixes in the 2.0.x family.
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The HEAD branch now contains the re-factored sources and shouldn't be
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The HEAD branch now contains the re-factored sources and shouldn't be
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used for testing or packaging new releases. In case you would like
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used for testing or packaging new releases. In case you would like
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to access the 2.0.9 sources from our CVS repository, use the tag
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to access the 2.0.9 sources from our CVS repository, use the tag
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@ -202,20 +196,20 @@ LATEST CHANGES BETWEEN 2.0.9 and 2.0.8
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LATEST CHANGES BETWEEN 2.0.8 and 2.0.7
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LATEST CHANGES BETWEEN 2.0.8 and 2.0.7
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I. IMPORTANT BUG FIXES
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I. IMPORTANT BUG FIXES
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- There was a small but nasty bug in "freetype-config.in" which
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- There was a small but nasty bug in "freetype-config.in" which
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caused the "freetype-config" script to fail on Unix.
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caused the "freetype-config" script to fail on Unix.
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This didn't prevent the installation of the library or even
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This didn't prevent the installation of the library or even
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its execution, but caused problems when trying to compile many
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its execution, but caused problems when trying to compile many
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Unix packages that depend on it.
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Unix packages that depend on it.
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- Some TrueType or OpenType fonts embedded in PDF documents do
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- Some TrueType or OpenType fonts embedded in PDF documents do
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not have a 'cmap', 'post' and 'name' as is required by the
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not have a 'cmap', 'post' and 'name' as is required by the
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specification. FreeType no longer refuses to load such fonts.
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specification. FreeType no longer refuses to load such fonts.
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- various fixes to the PCF font driver
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- various fixes to the PCF font driver
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============================================================================
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============================================================================
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