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authorAkira Kakuto <kakuto@fuk.kindai.ac.jp>2016-07-07 09:56:43 +0000
committerAkira Kakuto <kakuto@fuk.kindai.ac.jp>2016-07-07 09:56:43 +0000
commit750d5e56c495ac771c2180183e9fccc00f0fe6bf (patch)
treee2b12ae3c07d546028e969437ab8ca0eb6047540 /Build/source/libs/freetype2/freetype-src/include/freetype
parent04ab6a8796404e13e659f596d4ae1d912a82ea0f (diff)
freetype 2.6.4
git-svn-id: svn://tug.org/texlive/trunk@41649 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/libs/freetype2/freetype-src/include/freetype')
-rw-r--r--Build/source/libs/freetype2/freetype-src/include/freetype/config/ftoption.h62
-rw-r--r--Build/source/libs/freetype2/freetype-src/include/freetype/config/ftstdlib.h1
-rw-r--r--Build/source/libs/freetype2/freetype-src/include/freetype/freetype.h48
-rw-r--r--Build/source/libs/freetype2/freetype-src/include/freetype/ftautoh.h2
-rw-r--r--Build/source/libs/freetype2/freetype-src/include/freetype/ftcache.h8
-rw-r--r--Build/source/libs/freetype2/freetype-src/include/freetype/ftcffdrv.h10
-rw-r--r--Build/source/libs/freetype2/freetype-src/include/freetype/ftcid.h4
-rw-r--r--Build/source/libs/freetype2/freetype-src/include/freetype/ftgzip.h10
-rw-r--r--Build/source/libs/freetype2/freetype-src/include/freetype/ftimage.h2
-rw-r--r--Build/source/libs/freetype2/freetype-src/include/freetype/ftotval.h12
-rw-r--r--Build/source/libs/freetype2/freetype-src/include/freetype/ftsystem.h2
-rw-r--r--Build/source/libs/freetype2/freetype-src/include/freetype/ftttdrv.h61
-rw-r--r--Build/source/libs/freetype2/freetype-src/include/freetype/internal/ftdriver.h2
-rw-r--r--Build/source/libs/freetype2/freetype-src/include/freetype/internal/ftmemory.h4
-rw-r--r--Build/source/libs/freetype2/freetype-src/include/freetype/internal/ftobjs.h26
-rw-r--r--Build/source/libs/freetype2/freetype-src/include/freetype/internal/ftrfork.h2
-rw-r--r--Build/source/libs/freetype2/freetype-src/include/freetype/internal/internal.h1
-rw-r--r--Build/source/libs/freetype2/freetype-src/include/freetype/internal/tttypes.h6
-rw-r--r--Build/source/libs/freetype2/freetype-src/include/freetype/tttables.h2
19 files changed, 163 insertions, 102 deletions
diff --git a/Build/source/libs/freetype2/freetype-src/include/freetype/config/ftoption.h b/Build/source/libs/freetype2/freetype-src/include/freetype/config/ftoption.h
index a8097feb0a6..7dd3f55e572 100644
--- a/Build/source/libs/freetype2/freetype-src/include/freetype/config/ftoption.h
+++ b/Build/source/libs/freetype2/freetype-src/include/freetype/config/ftoption.h
@@ -586,23 +586,53 @@ FT_BEGIN_HEADER
/*************************************************************************/
/* */
/* Define TT_CONFIG_OPTION_SUBPIXEL_HINTING if you want to compile */
- /* EXPERIMENTAL subpixel hinting support into the TrueType driver. This */
- /* replaces the native TrueType hinting mechanism when anything but */
- /* FT_RENDER_MODE_MONO is requested. */
+ /* subpixel hinting support into the TrueType driver. This modifies the */
+ /* TrueType hinting mechanism when anything but FT_RENDER_MODE_MONO is */
+ /* requested. */
/* */
- /* Enabling this causes the TrueType driver to ignore instructions under */
- /* certain conditions. This is done in accordance with the guide here, */
- /* with some minor differences: */
+ /* In particular, it modifies the bytecode interpreter to interpret (or */
+ /* not) instructions in a certain way so that all TrueType fonts look */
+ /* like they do in a Windows ClearType (DirectWrite) environment. See */
+ /* [1] for a technical overview on what this means. See `ttinterp.h' */
+ /* for more details on the LEAN option. */
/* */
- /* http://www.microsoft.com/typography/cleartype/truetypecleartype.aspx */
+ /* There are three options. */
/* */
- /* By undefining this, you only compile the code necessary to hint */
- /* TrueType glyphs with native TT hinting. */
+ /* 1. This option is associated with the `Infinality' moniker. */
+ /* Contributed by an individual nicknamed Infinality with the goal of */
+ /* making TrueType fonts render better than on Windows. A high */
+ /* amount of configurability and flexibility, down to rules for */
+ /* single glyphs in fonts, but also very slow. Its experimental and */
+ /* slow nature and the original developer losing interest meant that */
+ /* this option was never enabled in default builds. */
/* */
- /* This option requires TT_CONFIG_OPTION_BYTECODE_INTERPRETER to be */
- /* defined. */
+ /* 2. The new default mode for the TrueType driver. The Infinality code */
+ /* base was stripped to the bare minimum and all configurability */
+ /* removed in the name of speed and simplicity. The configurability */
+ /* was mainly aimed at legacy fonts like Arial, Times New Roman, or */
+ /* Courier. Legacy fonts are fonts that modify vertical stems to */
+ /* achieve clean black-and-white bitmaps. The new mode focuses on */
+ /* applying a minimal set of rules to all fonts indiscriminately so */
+ /* that modern and web fonts render well while legacy fonts render */
+ /* okay. */
/* */
-/* #define TT_CONFIG_OPTION_SUBPIXEL_HINTING */
+ /* 3. Compile both. */
+ /* */
+ /* By undefining these, you get rendering behavior like on Windows */
+ /* without ClearType, i.e., Windows XP without ClearType enabled and */
+ /* Win9x (interpreter version v35). Or not, depending on how much */
+ /* hinting blood and testing tears the font designer put into a given */
+ /* font. If you define one or both subpixel hinting options, you can */
+ /* switch between between v35 and the ones you define. */
+ /* */
+ /* This option requires TT_CONFIG_OPTION_BYTECODE_INTERPRETER to be */
+ /* defined. */
+ /* */
+ /* [1] http://www.microsoft.com/typography/cleartype/truetypecleartype.aspx */
+ /* */
+/* #define TT_CONFIG_OPTION_SUBPIXEL_HINTING 1 */
+#define TT_CONFIG_OPTION_SUBPIXEL_HINTING 2
+/* #define TT_CONFIG_OPTION_SUBPIXEL_HINTING ( 1 | 2 ) */
/*************************************************************************/
@@ -811,6 +841,14 @@ FT_BEGIN_HEADER
*/
#ifdef TT_CONFIG_OPTION_BYTECODE_INTERPRETER
#define TT_USE_BYTECODE_INTERPRETER
+
+#if TT_CONFIG_OPTION_SUBPIXEL_HINTING & 1
+#define TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY
+#endif
+
+#if TT_CONFIG_OPTION_SUBPIXEL_HINTING & 2
+#define TT_SUPPORT_SUBPIXEL_HINTING_MINIMAL
+#endif
#endif
diff --git a/Build/source/libs/freetype2/freetype-src/include/freetype/config/ftstdlib.h b/Build/source/libs/freetype2/freetype-src/include/freetype/config/ftstdlib.h
index 9daea56f7fc..562e255810b 100644
--- a/Build/source/libs/freetype2/freetype-src/include/freetype/config/ftstdlib.h
+++ b/Build/source/libs/freetype2/freetype-src/include/freetype/config/ftstdlib.h
@@ -63,6 +63,7 @@
#define FT_INT_MAX INT_MAX
#define FT_INT_MIN INT_MIN
#define FT_UINT_MAX UINT_MAX
+#define FT_LONG_MIN LONG_MIN
#define FT_LONG_MAX LONG_MAX
#define FT_ULONG_MAX ULONG_MAX
diff --git a/Build/source/libs/freetype2/freetype-src/include/freetype/freetype.h b/Build/source/libs/freetype2/freetype-src/include/freetype/freetype.h
index 4666d489361..7baf185ce1d 100644
--- a/Build/source/libs/freetype2/freetype-src/include/freetype/freetype.h
+++ b/Build/source/libs/freetype2/freetype-src/include/freetype/freetype.h
@@ -651,11 +651,11 @@ FT_BEGIN_HEADER
/* */
/* FT_ENCODING_SJIS :: */
/* Corresponds to Japanese SJIS encoding. More info at */
- /* at `http://en.wikipedia.org/wiki/Shift_JIS'. */
+ /* `http://en.wikipedia.org/wiki/Shift_JIS'. */
/* See note on multi-byte encodings below. */
/* */
/* FT_ENCODING_GB2312 :: */
- /* Corresponds to an encoding system for Simplified Chinese as used */
+ /* Corresponds to an encoding system for Simplified Chinese as */
/* used in mainland China. */
/* */
/* FT_ENCODING_BIG5 :: */
@@ -1103,7 +1103,7 @@ FT_BEGIN_HEADER
/* FT_FACE_FLAG_SCALABLE :: */
/* Indicates that the face contains outline glyphs. This doesn't */
/* prevent bitmap strikes, i.e., a face can have both this and */
- /* and @FT_FACE_FLAG_FIXED_SIZES set. */
+ /* @FT_FACE_FLAG_FIXED_SIZES set. */
/* */
/* FT_FACE_FLAG_FIXED_SIZES :: */
/* Indicates that the face contains bitmap strikes. See also the */
@@ -1222,7 +1222,7 @@ FT_BEGIN_HEADER
*
*/
#define FT_HAS_HORIZONTAL( face ) \
- ( face->face_flags & FT_FACE_FLAG_HORIZONTAL )
+ ( (face)->face_flags & FT_FACE_FLAG_HORIZONTAL )
/*************************************************************************
@@ -1236,7 +1236,7 @@ FT_BEGIN_HEADER
*
*/
#define FT_HAS_VERTICAL( face ) \
- ( face->face_flags & FT_FACE_FLAG_VERTICAL )
+ ( (face)->face_flags & FT_FACE_FLAG_VERTICAL )
/*************************************************************************
@@ -1250,7 +1250,7 @@ FT_BEGIN_HEADER
*
*/
#define FT_HAS_KERNING( face ) \
- ( face->face_flags & FT_FACE_FLAG_KERNING )
+ ( (face)->face_flags & FT_FACE_FLAG_KERNING )
/*************************************************************************
@@ -1265,7 +1265,7 @@ FT_BEGIN_HEADER
*
*/
#define FT_IS_SCALABLE( face ) \
- ( face->face_flags & FT_FACE_FLAG_SCALABLE )
+ ( (face)->face_flags & FT_FACE_FLAG_SCALABLE )
/*************************************************************************
@@ -1284,7 +1284,7 @@ FT_BEGIN_HEADER
*
*/
#define FT_IS_SFNT( face ) \
- ( face->face_flags & FT_FACE_FLAG_SFNT )
+ ( (face)->face_flags & FT_FACE_FLAG_SFNT )
/*************************************************************************
@@ -1299,7 +1299,7 @@ FT_BEGIN_HEADER
*
*/
#define FT_IS_FIXED_WIDTH( face ) \
- ( face->face_flags & FT_FACE_FLAG_FIXED_WIDTH )
+ ( (face)->face_flags & FT_FACE_FLAG_FIXED_WIDTH )
/*************************************************************************
@@ -1314,7 +1314,7 @@ FT_BEGIN_HEADER
*
*/
#define FT_HAS_FIXED_SIZES( face ) \
- ( face->face_flags & FT_FACE_FLAG_FIXED_SIZES )
+ ( (face)->face_flags & FT_FACE_FLAG_FIXED_SIZES )
/*************************************************************************
@@ -1340,7 +1340,7 @@ FT_BEGIN_HEADER
*
*/
#define FT_HAS_GLYPH_NAMES( face ) \
- ( face->face_flags & FT_FACE_FLAG_GLYPH_NAMES )
+ ( (face)->face_flags & FT_FACE_FLAG_GLYPH_NAMES )
/*************************************************************************
@@ -1355,7 +1355,7 @@ FT_BEGIN_HEADER
*
*/
#define FT_HAS_MULTIPLE_MASTERS( face ) \
- ( face->face_flags & FT_FACE_FLAG_MULTIPLE_MASTERS )
+ ( (face)->face_flags & FT_FACE_FLAG_MULTIPLE_MASTERS )
/*************************************************************************
@@ -1373,7 +1373,7 @@ FT_BEGIN_HEADER
*
*/
#define FT_IS_CID_KEYED( face ) \
- ( face->face_flags & FT_FACE_FLAG_CID_KEYED )
+ ( (face)->face_flags & FT_FACE_FLAG_CID_KEYED )
/*************************************************************************
@@ -1387,7 +1387,7 @@ FT_BEGIN_HEADER
*
*/
#define FT_IS_TRICKY( face ) \
- ( face->face_flags & FT_FACE_FLAG_TRICKY )
+ ( (face)->face_flags & FT_FACE_FLAG_TRICKY )
/*************************************************************************
@@ -1401,7 +1401,7 @@ FT_BEGIN_HEADER
*
*/
#define FT_HAS_COLOR( face ) \
- ( face->face_flags & FT_FACE_FLAG_COLOR )
+ ( (face)->face_flags & FT_FACE_FLAG_COLOR )
/*************************************************************************/
@@ -1941,7 +1941,7 @@ FT_BEGIN_HEADER
/* */
/* If the @FT_OPEN_MEMORY bit is set, assume that this is a */
/* memory file of `memory_size' bytes, located at `memory_address'. */
- /* The data are are not copied, and the client is responsible for */
+ /* The data are not copied, and the client is responsible for */
/* releasing and destroying them _after_ the corresponding call to */
/* @FT_Done_Face. */
/* */
@@ -2339,9 +2339,9 @@ FT_BEGIN_HEADER
/* used to determine both scaling values. */
/* */
/* FT_SIZE_REQUEST_TYPE_REAL_DIM :: */
- /* The real dimension. The sum of the the `ascender' and (minus */
- /* of) the `descender' fields of @FT_FaceRec are used to determine */
- /* both scaling values. */
+ /* The real dimension. The sum of the `ascender' and (minus of) */
+ /* the `descender' fields of @FT_FaceRec are used to determine both */
+ /* scaling values. */
/* */
/* FT_SIZE_REQUEST_TYPE_BBOX :: */
/* The font bounding box. The width and height of the `bbox' field */
@@ -2578,6 +2578,10 @@ FT_BEGIN_HEADER
/* don't have a corresponding glyph in the font). See the discussion */
/* of the @FT_FACE_FLAG_CID_KEYED flag for more details. */
/* */
+ /* If you receive `FT_Err_Glyph_Too_Big', try getting the glyph */
+ /* outline at EM size, then scale it manually and fill it as a */
+ /* graphics operation. */
+ /* */
FT_EXPORT( FT_Error )
FT_Load_Glyph( FT_Face face,
FT_UInt glyph_index,
@@ -2855,7 +2859,7 @@ FT_BEGIN_HEADER
*
* If @FT_LOAD_RENDER is also set, the glyph is rendered in the
* corresponding mode (i.e., the mode that matches the used algorithm
- * best). An exeption is FT_LOAD_TARGET_MONO since it implies
+ * best). An exception is FT_LOAD_TARGET_MONO since it implies
* @FT_LOAD_MONOCHROME.
*
* You can use a hinting algorithm that doesn't correspond to the same
@@ -3273,7 +3277,7 @@ FT_BEGIN_HEADER
/* `.notdef'). */
/* */
/* This function always returns an error if the config macro */
- /* `FT_CONFIG_OPTION_NO_GLYPH_NAMES' is not defined in `ftoptions.h'. */
+ /* `FT_CONFIG_OPTION_NO_GLYPH_NAMES' is not defined in `ftoption.h'. */
/* */
FT_EXPORT( FT_Error )
FT_Get_Glyph_Name( FT_Face face,
@@ -4172,7 +4176,7 @@ FT_BEGIN_HEADER
*/
#define FREETYPE_MAJOR 2
#define FREETYPE_MINOR 6
-#define FREETYPE_PATCH 3
+#define FREETYPE_PATCH 4
/*************************************************************************/
diff --git a/Build/source/libs/freetype2/freetype-src/include/freetype/ftautoh.h b/Build/source/libs/freetype2/freetype-src/include/freetype/ftautoh.h
index 8052dd23dc4..40c8003c4aa 100644
--- a/Build/source/libs/freetype2/freetype-src/include/freetype/ftautoh.h
+++ b/Build/source/libs/freetype2/freetype-src/include/freetype/ftautoh.h
@@ -219,8 +219,8 @@ FT_BEGIN_HEADER
* U+0F00 - U+0FFF // Tibetan
* U+1900 - U+194F // Limbu
* U+1B80 - U+1BBF // Sundanese
- * U+1C80 - U+1CDF // Meetei Mayak
* U+A800 - U+A82F // Syloti Nagri
+ * U+ABC0 - U+ABFF // Meetei Mayek
* U+11800 - U+118DF // Sharada
* }
*
diff --git a/Build/source/libs/freetype2/freetype-src/include/freetype/ftcache.h b/Build/source/libs/freetype2/freetype-src/include/freetype/ftcache.h
index 6c9f2c42b0a..883c88d5d20 100644
--- a/Build/source/libs/freetype2/freetype-src/include/freetype/ftcache.h
+++ b/Build/source/libs/freetype2/freetype-src/include/freetype/ftcache.h
@@ -749,7 +749,7 @@ FT_BEGIN_HEADER
/* aglyph :: The corresponding @FT_Glyph object. 0~in case of */
/* failure. */
/* */
- /* anode :: Used to return the address of of the corresponding cache */
+ /* anode :: Used to return the address of the corresponding cache */
/* node after incrementing its reference count (see note */
/* below). */
/* */
@@ -802,7 +802,7 @@ FT_BEGIN_HEADER
/* aglyph :: The corresponding @FT_Glyph object. 0~in case of */
/* failure. */
/* */
- /* anode :: Used to return the address of of the corresponding */
+ /* anode :: Used to return the address of the corresponding */
/* cache node after incrementing its reference count */
/* (see note below). */
/* */
@@ -957,7 +957,7 @@ FT_BEGIN_HEADER
/* <Output> */
/* sbit :: A handle to a small bitmap descriptor. */
/* */
- /* anode :: Used to return the address of of the corresponding cache */
+ /* anode :: Used to return the address of the corresponding cache */
/* node after incrementing its reference count (see note */
/* below). */
/* */
@@ -1012,7 +1012,7 @@ FT_BEGIN_HEADER
/* <Output> */
/* sbit :: A handle to a small bitmap descriptor. */
/* */
- /* anode :: Used to return the address of of the corresponding */
+ /* anode :: Used to return the address of the corresponding */
/* cache node after incrementing its reference count */
/* (see note below). */
/* */
diff --git a/Build/source/libs/freetype2/freetype-src/include/freetype/ftcffdrv.h b/Build/source/libs/freetype2/freetype-src/include/freetype/ftcffdrv.h
index 9dea980ab6d..ad34541fdb1 100644
--- a/Build/source/libs/freetype2/freetype-src/include/freetype/ftcffdrv.h
+++ b/Build/source/libs/freetype2/freetype-src/include/freetype/ftcffdrv.h
@@ -89,7 +89,7 @@ FT_BEGIN_HEADER
* features preserve the design's weight and spacing much better than
* aliased type would.
*
- * 2) Aligment in the vertical direction: Weights and spacing along the
+ * 2) Alignment in the vertical direction: Weights and spacing along the
* y~axis are less critical; what is much more important is the visual
* alignment of related features (like cap-height and x-height). The
* sense of alignment for these is enhanced by the sharpness of grid-fit
@@ -110,7 +110,7 @@ FT_BEGIN_HEADER
* to minimize distortion.
*
* @order:
- * hinting-engine
+ * hinting-engine[cff]
* no-stem-darkening[cff]
* darkening-parameters[cff]
*
@@ -120,7 +120,7 @@ FT_BEGIN_HEADER
/**************************************************************************
*
* @property:
- * hinting-engine
+ * hinting-engine[cff]
*
* @description:
* Thanks to Adobe, which contributed a new hinting (and parsing)
@@ -157,8 +157,8 @@ FT_BEGIN_HEADER
* FT_CFF_HINTING_XXX
*
* @description:
- * A list of constants used for the @hinting-engine property to select
- * the hinting engine for CFF fonts.
+ * A list of constants used for the @hinting-engine[cff] property to
+ * select the hinting engine for CFF fonts.
*
* @values:
* FT_CFF_HINTING_FREETYPE ::
diff --git a/Build/source/libs/freetype2/freetype-src/include/freetype/ftcid.h b/Build/source/libs/freetype2/freetype-src/include/freetype/ftcid.h
index 140f2f87f76..e1bc9fe015c 100644
--- a/Build/source/libs/freetype2/freetype-src/include/freetype/ftcid.h
+++ b/Build/source/libs/freetype2/freetype-src/include/freetype/ftcid.h
@@ -97,8 +97,8 @@ FT_BEGIN_HEADER
*
* @description:
* Retrieve the type of the input face, CID keyed or not. In
- * constrast to the @FT_IS_CID_KEYED macro this function returns
- * successfully also for CID-keyed fonts in an SNFT wrapper.
+ * contrast to the @FT_IS_CID_KEYED macro this function returns
+ * successfully also for CID-keyed fonts in an SFNT wrapper.
*
* @input:
* face ::
diff --git a/Build/source/libs/freetype2/freetype-src/include/freetype/ftgzip.h b/Build/source/libs/freetype2/freetype-src/include/freetype/ftgzip.h
index 9e658b0df16..3932ce68871 100644
--- a/Build/source/libs/freetype2/freetype-src/include/freetype/ftgzip.h
+++ b/Build/source/libs/freetype2/freetype-src/include/freetype/ftgzip.h
@@ -117,11 +117,11 @@ FT_BEGIN_HEADER
*
* @inout:
* output_len ::
- * Before calling the function, this is the the total size of the
- * output buffer, which must be large enough to hold the entire
- * uncompressed data (so the size of the uncompressed data must be
- * known in advance). After calling the function, `output_len' is the
- * size of the used data in `output'.
+ * Before calling the function, this is the total size of the output
+ * buffer, which must be large enough to hold the entire uncompressed
+ * data (so the size of the uncompressed data must be known in
+ * advance). After calling the function, `output_len' is the size of
+ * the used data in `output'.
*
* @return:
* FreeType error code. 0~means success.
diff --git a/Build/source/libs/freetype2/freetype-src/include/freetype/ftimage.h b/Build/source/libs/freetype2/freetype-src/include/freetype/ftimage.h
index 1d557c93f53..28b2704e80e 100644
--- a/Build/source/libs/freetype2/freetype-src/include/freetype/ftimage.h
+++ b/Build/source/libs/freetype2/freetype-src/include/freetype/ftimage.h
@@ -747,7 +747,7 @@ FT_BEGIN_HEADER
/*************************************************************************/
/* */
/* A raster is a scan converter, in charge of rendering an outline into */
- /* a a bitmap. This section contains the public API for rasters. */
+ /* a bitmap. This section contains the public API for rasters. */
/* */
/* Note that in FreeType 2, all rasters are now encapsulated within */
/* specific modules called `renderers'. See `ftrender.h' for more */
diff --git a/Build/source/libs/freetype2/freetype-src/include/freetype/ftotval.h b/Build/source/libs/freetype2/freetype-src/include/freetype/ftotval.h
index c678ef34477..3e6e18d8a62 100644
--- a/Build/source/libs/freetype2/freetype-src/include/freetype/ftotval.h
+++ b/Build/source/libs/freetype2/freetype-src/include/freetype/ftotval.h
@@ -106,12 +106,12 @@ FT_BEGIN_HEADER
#define FT_VALIDATE_JSTF 0x1000
#define FT_VALIDATE_MATH 0x2000
-#define FT_VALIDATE_OT FT_VALIDATE_BASE | \
- FT_VALIDATE_GDEF | \
- FT_VALIDATE_GPOS | \
- FT_VALIDATE_GSUB | \
- FT_VALIDATE_JSTF | \
- FT_VALIDATE_MATH
+#define FT_VALIDATE_OT ( FT_VALIDATE_BASE | \
+ FT_VALIDATE_GDEF | \
+ FT_VALIDATE_GPOS | \
+ FT_VALIDATE_GSUB | \
+ FT_VALIDATE_JSTF | \
+ FT_VALIDATE_MATH )
/**********************************************************************
*
diff --git a/Build/source/libs/freetype2/freetype-src/include/freetype/ftsystem.h b/Build/source/libs/freetype2/freetype-src/include/freetype/ftsystem.h
index 908ae07f0b7..a75f9580220 100644
--- a/Build/source/libs/freetype2/freetype-src/include/freetype/ftsystem.h
+++ b/Build/source/libs/freetype2/freetype-src/include/freetype/ftsystem.h
@@ -290,7 +290,7 @@ FT_BEGIN_HEADER
* The stream size in bytes.
*
* In case of compressed streams where the size is unknown before
- * actually doing the decompression, the value is set to 0x7FFFFFFF.
+ * actually doing the decompression, the value is set to 0x7FFFFFFF.
* (Note that this size value can occur for normal streams also; it is
* thus just a hint.)
*
diff --git a/Build/source/libs/freetype2/freetype-src/include/freetype/ftttdrv.h b/Build/source/libs/freetype2/freetype-src/include/freetype/ftttdrv.h
index 6c02e6576d4..0d868bc2590 100644
--- a/Build/source/libs/freetype2/freetype-src/include/freetype/ftttdrv.h
+++ b/Build/source/libs/freetype2/freetype-src/include/freetype/ftttdrv.h
@@ -138,31 +138,37 @@ FT_BEGIN_HEADER
* interpreter-version
*
* @description:
- * Currently, two versions are available, representing the bytecode
- * interpreter with and without subpixel hinting support,
- * respectively. The default is subpixel support if
- * TT_CONFIG_OPTION_SUBPIXEL_HINTING is defined, and no subpixel
- * support otherwise (since it isn't available then).
+
+ * Currently, three versions are available, two representing the
+ * bytecode interpreter with subpixel hinting support (old `Infinality'
+ * code and new stripped-down and higher performance `minimal' code) and
+ * one without, respectively. The default is subpixel support if
+ * TT_CONFIG_OPTION_SUBPIXEL_HINTING is defined, and no subpixel support
+ * otherwise (since it isn't available then).
*
* If subpixel hinting is on, many TrueType bytecode instructions behave
* differently compared to B/W or grayscale rendering (except if `native
- * ClearType' is selected by the font). The main idea is to render at a
- * much increased horizontal resolution, then sampling down the created
- * output to subpixel precision. However, many older fonts are not
- * suited to this and must be specially taken care of by applying
- * (hardcoded) font-specific tweaks.
+ * ClearType' is selected by the font). Microsoft's main idea is to
+ * render at a much increased horizontal resolution, then sampling down
+ * the created output to subpixel precision. However, many older fonts
+ * are not suited to this and must be specially taken care of by
+ * applying (hardcoded) tweaks in Microsoft's interpreter.
*
* Details on subpixel hinting and some of the necessary tweaks can be
* found in Greg Hitchcock's whitepaper at
- * `http://www.microsoft.com/typography/cleartype/truetypecleartype.aspx'.
+ * `http://www.microsoft.com/typography/cleartype/truetypecleartype.aspx'.
+ * Note that FreeType currently doesn't really `subpixel hint' (6x1, 6x2,
+ * or 6x5 supersampling) like discussed in the paper. Depending on the
+ * chosen interpreter, it simply ignores instructions on vertical stems
+ * to arrive at very similar results.
*
- * The following example code demonstrates how to activate subpixel
+ * The following example code demonstrates how to deactivate subpixel
* hinting (omitting the error handling).
*
* {
* FT_Library library;
* FT_Face face;
- * FT_UInt interpreter_version = TT_INTERPRETER_VERSION_38;
+ * FT_UInt interpreter_version = TT_INTERPRETER_VERSION_35;
*
*
* FT_Init_FreeType( &library );
@@ -197,9 +203,19 @@ FT_BEGIN_HEADER
*
* TT_INTERPRETER_VERSION_38 ::
* Version~38 corresponds to MS rasterizer v.1.9; it is roughly
- * equivalent to the hinting provided by DirectWrite ClearType (as
- * can be found, for example, in the Internet Explorer~9 running on
- * Windows~7).
+ * equivalent to the hinting provided by DirectWrite ClearType (as can
+ * be found, for example, in the Internet Explorer~9 running on
+ * Windows~7). It is used in FreeType to select the `Infinality'
+ * subpixel hinting code. The code may be removed in a future
+ * version.
+ *
+ * TT_INTERPRETER_VERSION_40 ::
+ * Version~40 corresponds to MS rasterizer v.2.1; it is roughly
+ * equivalent to the hinting provided by DirectWrite ClearType (as can
+ * be found, for example, in Microsoft's Edge Browser on Windows~10).
+ * It is used in FreeType to select the `minimal' subpixel hinting
+ * code, a stripped-down and higher performance version of the
+ * `Infinality' code.
*
* @note:
* This property controls the behaviour of the bytecode interpreter
@@ -207,9 +223,9 @@ FT_BEGIN_HEADER
* get rasterized! In particular, it does not control subpixel color
* filtering.
*
- * If FreeType has not been compiled with configuration option
- * FT_CONFIG_OPTION_SUBPIXEL_HINTING, selecting version~38 causes an
- * `FT_Err_Unimplemented_Feature' error.
+ * If FreeType has not been compiled with the configuration option
+ * FT_CONFIG_OPTION_SUBPIXEL_HINTING, selecting version~38 or~40 causes
+ * an `FT_Err_Unimplemented_Feature' error.
*
* Depending on the graphics framework, Microsoft uses different
* bytecode and rendering engines. As a consequence, the version
@@ -290,13 +306,14 @@ FT_BEGIN_HEADER
* the version~1 gasp table exclusively (like Color ClearType), while
* v1.6 only respects the values of version~0 (bits 0 and~1).
*
- * FreeType doesn't provide all capabilities of the most recent
- * ClearType incarnation, thus we identify our subpixel support as
- * version~38.
+ * Keep in mind that the features of the above interpreter versions
+ * might not map exactly to FreeType features or behavior because it is
+ * a fundamentally different library with different internals.
*
*/
#define TT_INTERPRETER_VERSION_35 35
#define TT_INTERPRETER_VERSION_38 38
+#define TT_INTERPRETER_VERSION_40 40
/* */
diff --git a/Build/source/libs/freetype2/freetype-src/include/freetype/internal/ftdriver.h b/Build/source/libs/freetype2/freetype-src/include/freetype/internal/ftdriver.h
index 4b28e6a4764..3e1e66e9798 100644
--- a/Build/source/libs/freetype2/freetype-src/include/freetype/internal/ftdriver.h
+++ b/Build/source/libs/freetype2/freetype-src/include/freetype/internal/ftdriver.h
@@ -213,7 +213,7 @@ FT_BEGIN_HEADER
/* And when it is no longer needed a `destroy' function needs to be */
/* called to release that allocation. */
/* */
- /* `fcinit.c' (ft_create_default_module_classes) already contains a */
+ /* `ftinit.c' (ft_create_default_module_classes) already contains a */
/* mechanism to call these functions for the default modules */
/* described in `ftmodule.h'. */
/* */
diff --git a/Build/source/libs/freetype2/freetype-src/include/freetype/internal/ftmemory.h b/Build/source/libs/freetype2/freetype-src/include/freetype/internal/ftmemory.h
index 3157dafa6e2..8c06fc21a5e 100644
--- a/Build/source/libs/freetype2/freetype-src/include/freetype/internal/ftmemory.h
+++ b/Build/source/libs/freetype2/freetype-src/include/freetype/internal/ftmemory.h
@@ -65,13 +65,15 @@ FT_BEGIN_HEADER
#ifdef __cplusplus
- extern "C++"
+extern "C++"
+{
template <typename T> inline T*
cplusplus_typeof( T*,
void *v )
{
return static_cast <T*> ( v );
}
+}
#define FT_ASSIGNP( p, val ) (p) = cplusplus_typeof( (p), (val) )
diff --git a/Build/source/libs/freetype2/freetype-src/include/freetype/internal/ftobjs.h b/Build/source/libs/freetype2/freetype-src/include/freetype/internal/ftobjs.h
index c37c07e7a4b..e3fa32083be 100644
--- a/Build/source/libs/freetype2/freetype-src/include/freetype/internal/ftobjs.h
+++ b/Build/source/libs/freetype2/freetype-src/include/freetype/internal/ftobjs.h
@@ -833,7 +833,7 @@ FT_BEGIN_HEADER
/* filtering callback function. */
/* */
/* pic_container :: Contains global structs and tables, instead */
- /* of defining them globallly. */
+ /* of defining them globally. */
/* */
/* refcount :: A counter initialized to~1 at the time an */
/* @FT_Library structure is created. */
@@ -971,8 +971,8 @@ FT_BEGIN_HEADER
/* */
/* <Description> */
/* Used to initialize an instance of FT_Outline_Funcs struct. */
- /* When FT_CONFIG_OPTION_PIC is defined an init funtion will need to */
- /* be called with a pre-allocated structure to be filled. */
+ /* When FT_CONFIG_OPTION_PIC is defined an init function will need */
+ /* to be called with a pre-allocated structure to be filled. */
/* When FT_CONFIG_OPTION_PIC is not defined the struct will be */
/* allocated in the global scope (or the scope where the macro */
/* is used). */
@@ -1030,8 +1030,8 @@ FT_BEGIN_HEADER
/* */
/* <Description> */
/* Used to initialize an instance of FT_Raster_Funcs struct. */
- /* When FT_CONFIG_OPTION_PIC is defined an init funtion will need to */
- /* be called with a pre-allocated structure to be filled. */
+ /* When FT_CONFIG_OPTION_PIC is defined an init function will need */
+ /* to be called with a pre-allocated structure to be filled. */
/* When FT_CONFIG_OPTION_PIC is not defined the struct will be */
/* allocated in the global scope (or the scope where the macro */
/* is used). */
@@ -1090,8 +1090,8 @@ FT_BEGIN_HEADER
/* */
/* <Description> */
/* Used to initialize an instance of FT_Glyph_Class struct. */
- /* When FT_CONFIG_OPTION_PIC is defined an init funtion will need to */
- /* be called with a pre-allocated stcture to be filled. */
+ /* When FT_CONFIG_OPTION_PIC is defined an init function will need */
+ /* to be called with a pre-allocated structure to be filled. */
/* When FT_CONFIG_OPTION_PIC is not defined the struct will be */
/* allocated in the global scope (or the scope where the macro */
/* is used). */
@@ -1164,11 +1164,11 @@ FT_BEGIN_HEADER
/* <Description> */
/* Used to initialize an instance of FT_Renderer_Class struct. */
/* */
- /* When FT_CONFIG_OPTION_PIC is defined a `create' funtion will need */
- /* to be called with a pointer where the allocated structure is */
+ /* When FT_CONFIG_OPTION_PIC is defined a `create' function will */
+ /* need to be called with a pointer where the allocated structure is */
/* returned. And when it is no longer needed a `destroy' function */
/* needs to be called to release that allocation. */
- /* `fcinit.c' (ft_create_default_module_classes) already contains */
+ /* `ftinit.c' (ft_create_default_module_classes) already contains */
/* a mechanism to call these functions for the default modules */
/* described in `ftmodule.h'. */
/* */
@@ -1368,11 +1368,11 @@ FT_BEGIN_HEADER
/* <Description> */
/* Used to initialize an instance of an FT_Module_Class struct. */
/* */
- /* When FT_CONFIG_OPTION_PIC is defined a `create' funtion needs to */
- /* be called with a pointer where the allocated structure is */
+ /* When FT_CONFIG_OPTION_PIC is defined a `create' function needs */
+ /* to be called with a pointer where the allocated structure is */
/* returned. And when it is no longer needed a `destroy' function */
/* needs to be called to release that allocation. */
- /* `fcinit.c' (ft_create_default_module_classes) already contains */
+ /* `ftinit.c' (ft_create_default_module_classes) already contains */
/* a mechanism to call these functions for the default modules */
/* described in `ftmodule.h'. */
/* */
diff --git a/Build/source/libs/freetype2/freetype-src/include/freetype/internal/ftrfork.h b/Build/source/libs/freetype2/freetype-src/include/freetype/internal/ftrfork.h
index 13a68fe5ba3..b923401e686 100644
--- a/Build/source/libs/freetype2/freetype-src/include/freetype/internal/ftrfork.h
+++ b/Build/source/libs/freetype2/freetype-src/include/freetype/internal/ftrfork.h
@@ -227,7 +227,7 @@ FT_BEGIN_HEADER
/* sort_by_res_id :: */
/* A Boolean to sort the fragmented resource by their ids. */
/* The fragmented resources for `POST' resource should be sorted */
- /* to restore Type1 font properly. For `snft' resources, sorting */
+ /* to restore Type1 font properly. For `sfnt' resources, sorting */
/* may induce a different order of the faces in comparison to that */
/* by QuickDraw API. */
/* */
diff --git a/Build/source/libs/freetype2/freetype-src/include/freetype/internal/internal.h b/Build/source/libs/freetype2/freetype-src/include/freetype/internal/internal.h
index 689afa9fc48..8c3c14c12a7 100644
--- a/Build/source/libs/freetype2/freetype-src/include/freetype/internal/internal.h
+++ b/Build/source/libs/freetype2/freetype-src/include/freetype/internal/internal.h
@@ -44,7 +44,6 @@
#define FT_INTERNAL_POSTSCRIPT_AUX_H <freetype/internal/psaux.h>
#define FT_INTERNAL_POSTSCRIPT_HINTS_H <freetype/internal/pshints.h>
-#define FT_INTERNAL_POSTSCRIPT_GLOBALS_H <freetype/internal/psglobal.h>
#define FT_INTERNAL_AUTOHINT_H <freetype/internal/autohint.h>
diff --git a/Build/source/libs/freetype2/freetype-src/include/freetype/internal/tttypes.h b/Build/source/libs/freetype2/freetype-src/include/freetype/internal/tttypes.h
index 8643775066b..4110d50285e 100644
--- a/Build/source/libs/freetype2/freetype-src/include/freetype/internal/tttypes.h
+++ b/Build/source/libs/freetype2/freetype-src/include/freetype/internal/tttypes.h
@@ -185,7 +185,7 @@ FT_BEGIN_HEADER
/* */
/* CompLength :: Compressed table length (in bytes). */
/* */
- /* OrigLength :: Unompressed table length (in bytes). */
+ /* OrigLength :: Uncompressed table length (in bytes). */
/* */
/* CheckSum :: The table checksum. This value can be ignored. */
/* */
@@ -1386,12 +1386,12 @@ FT_BEGIN_HEADER
FT_ULong horz_metrics_offset;
FT_ULong vert_metrics_offset;
-#ifdef TT_CONFIG_OPTION_SUBPIXEL_HINTING
+#ifdef TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY
/* since 2.4.12 */
FT_ULong sph_found_func_flags; /* special functions found */
/* for this face */
FT_Bool sph_compatibility_mode;
-#endif /* TT_CONFIG_OPTION_SUBPIXEL_HINTING */
+#endif /* TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY */
} TT_FaceRec;
diff --git a/Build/source/libs/freetype2/freetype-src/include/freetype/tttables.h b/Build/source/libs/freetype2/freetype-src/include/freetype/tttables.h
index dfe3bcb1c80..1c075dcf66a 100644
--- a/Build/source/libs/freetype2/freetype-src/include/freetype/tttables.h
+++ b/Build/source/libs/freetype2/freetype-src/include/freetype/tttables.h
@@ -587,7 +587,7 @@ FT_BEGIN_HEADER
/* */
/* FT_SFNT_HHEA :: To access the font's @TT_HoriHeader structure. */
/* */
- /* FT_SFNT_VHEA :: To access the font's @TT_VertHeader struture. */
+ /* FT_SFNT_VHEA :: To access the font's @TT_VertHeader structure. */
/* */
/* FT_SFNT_POST :: To access the font's @TT_Postscript structure. */
/* */