diff options
Diffstat (limited to 'src/3rdparty/freetype/include/freetype/freetype.h')
| -rw-r--r-- | src/3rdparty/freetype/include/freetype/freetype.h | 82 |
1 files changed, 34 insertions, 48 deletions
diff --git a/src/3rdparty/freetype/include/freetype/freetype.h b/src/3rdparty/freetype/include/freetype/freetype.h index a6bb667e3a..be191f5aa0 100644 --- a/src/3rdparty/freetype/include/freetype/freetype.h +++ b/src/3rdparty/freetype/include/freetype/freetype.h @@ -4,7 +4,7 @@ * * FreeType high-level API and common types (specification only). * - * Copyright (C) 1996-2019 by + * Copyright (C) 1996-2020 by * David Turner, Robert Wilhelm, and Werner Lemberg. * * This file is part of the FreeType project, and may only be used, @@ -20,19 +20,10 @@ #define FREETYPE_H_ -#ifndef FT_FREETYPE_H -#error "`ft2build.h' hasn't been included yet!" -#error "Please always use macros to include FreeType header files." -#error "Example:" -#error " #include <ft2build.h>" -#error " #include FT_FREETYPE_H" -#endif - - #include <ft2build.h> #include FT_CONFIG_CONFIG_H -#include FT_TYPES_H -#include FT_ERRORS_H +#include <freetype/fttypes.h> +#include <freetype/fterrors.h> FT_BEGIN_HEADER @@ -51,22 +42,15 @@ FT_BEGIN_HEADER * How client applications should include FreeType header files. * * @description: - * To be as flexible as possible (and for historical reasons), FreeType - * uses a very special inclusion scheme to load header files, for example + * To be as flexible as possible (and for historical reasons), you must + * load file `ft2build.h` first before other header files, for example * * ``` * #include <ft2build.h> * - * #include FT_FREETYPE_H - * #include FT_OUTLINE_H + * #include <freetype/freetype.h> + * #include <freetype/ftoutln.h> * ``` - * - * A compiler and its preprocessor only needs an include path to find the - * file `ft2build.h`; the exact locations and names of the other FreeType - * header files are hidden by @header_file_macros, loaded by - * `ft2build.h`. The API documentation always gives the header macro - * name needed for a particular function. - * */ @@ -974,6 +958,9 @@ FT_BEGIN_HEADER * Note that the bounding box might be off by (at least) one pixel for * hinted fonts. See @FT_Size_Metrics for further discussion. * + * Note that the bounding box does not vary in OpenType variable fonts + * and should only be used in relation to the default instance. + * * units_per_EM :: * The number of font units per EM square for this face. This is * typically 2048 for TrueType fonts, and 1000 for Type~1 fonts. Only @@ -1239,7 +1226,7 @@ FT_BEGIN_HEADER * */ #define FT_HAS_HORIZONTAL( face ) \ - ( (face)->face_flags & FT_FACE_FLAG_HORIZONTAL ) + ( !!( (face)->face_flags & FT_FACE_FLAG_HORIZONTAL ) ) /************************************************************************** @@ -1253,7 +1240,7 @@ FT_BEGIN_HEADER * */ #define FT_HAS_VERTICAL( face ) \ - ( (face)->face_flags & FT_FACE_FLAG_VERTICAL ) + ( !!( (face)->face_flags & FT_FACE_FLAG_VERTICAL ) ) /************************************************************************** @@ -1267,7 +1254,7 @@ FT_BEGIN_HEADER * */ #define FT_HAS_KERNING( face ) \ - ( (face)->face_flags & FT_FACE_FLAG_KERNING ) + ( !!( (face)->face_flags & FT_FACE_FLAG_KERNING ) ) /************************************************************************** @@ -1282,7 +1269,7 @@ FT_BEGIN_HEADER * */ #define FT_IS_SCALABLE( face ) \ - ( (face)->face_flags & FT_FACE_FLAG_SCALABLE ) + ( !!( (face)->face_flags & FT_FACE_FLAG_SCALABLE ) ) /************************************************************************** @@ -1301,7 +1288,7 @@ FT_BEGIN_HEADER * */ #define FT_IS_SFNT( face ) \ - ( (face)->face_flags & FT_FACE_FLAG_SFNT ) + ( !!( (face)->face_flags & FT_FACE_FLAG_SFNT ) ) /************************************************************************** @@ -1316,7 +1303,7 @@ 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 ) ) /************************************************************************** @@ -1331,7 +1318,7 @@ 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 ) ) /************************************************************************** @@ -1357,7 +1344,7 @@ 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 ) ) /************************************************************************** @@ -1372,7 +1359,7 @@ 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 ) ) /************************************************************************** @@ -1394,7 +1381,7 @@ FT_BEGIN_HEADER * */ #define FT_IS_NAMED_INSTANCE( face ) \ - ( (face)->face_index & 0x7FFF0000L ) + ( !!( (face)->face_index & 0x7FFF0000L ) ) /************************************************************************** @@ -1412,7 +1399,7 @@ FT_BEGIN_HEADER * */ #define FT_IS_VARIATION( face ) \ - ( (face)->face_flags & FT_FACE_FLAG_VARIATION ) + ( !!( (face)->face_flags & FT_FACE_FLAG_VARIATION ) ) /************************************************************************** @@ -1429,7 +1416,7 @@ 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 ) ) /************************************************************************** @@ -1443,7 +1430,7 @@ FT_BEGIN_HEADER * */ #define FT_IS_TRICKY( face ) \ - ( (face)->face_flags & FT_FACE_FLAG_TRICKY ) + ( !!( (face)->face_flags & FT_FACE_FLAG_TRICKY ) ) /************************************************************************** @@ -1460,7 +1447,7 @@ FT_BEGIN_HEADER * */ #define FT_HAS_COLOR( face ) \ - ( (face)->face_flags & FT_FACE_FLAG_COLOR ) + ( !!( (face)->face_flags & FT_FACE_FLAG_COLOR ) ) /************************************************************************** @@ -2078,7 +2065,8 @@ FT_BEGIN_HEADER * The size in bytes of the file in memory. * * pathname :: - * A pointer to an 8-bit file pathname. + * A pointer to an 8-bit file pathname. The pointer is not owned by + * FreeType. * * stream :: * A handle to a source stream object. @@ -3187,6 +3175,12 @@ FT_BEGIN_HEADER * A pointer to the translation vector. Use `NULL` for the null vector. * * @note: + * This function is provided as a convenience, but keep in mind that + * @FT_Matrix coefficients are only 16.16 fixed point values, which can + * limit the accuracy of the results. Using floating-point computations + * to perform the transform directly in client code instead will always + * yield better numbers. + * * The transformation is only applied to scalable image formats after the * glyph has been loaded. It means that hinting is unaltered by the * transformation and is performed on the character size given in the @@ -3245,14 +3239,6 @@ FT_BEGIN_HEADER * pixels and use the @FT_PIXEL_MODE_LCD_V mode. * * @note: - * Should you define `FT_CONFIG_OPTION_SUBPIXEL_RENDERING` in your - * `ftoption.h`, which enables patented ClearType-style rendering, the - * LCD-optimized glyph bitmaps should be filtered to reduce color fringes - * inherent to this technology. You can either set up LCD filtering with - * @FT_Library_SetLcdFilter or @FT_Face_Properties, or do the filtering - * yourself. The default FreeType LCD rendering technology does not - * require filtering. - * * The selected render mode only affects vector glyphs of a font. * Embedded bitmaps often have a different pixel mode like * @FT_PIXEL_MODE_MONO. You can use @FT_Bitmap_Convert to transform them @@ -4088,7 +4074,7 @@ FT_BEGIN_HEADER * https://docs.microsoft.com/en-us/typography/opentype/spec/colr * * The glyph layer data for a given glyph index, if present, provides an - * alternative, multi-colour glyph representation: Instead of rendering + * alternative, multi-color glyph representation: Instead of rendering * the outline or bitmap with the given glyph index, glyphs with the * indices and colors returned by this function are rendered layer by * layer. @@ -4781,7 +4767,7 @@ FT_BEGIN_HEADER */ #define FREETYPE_MAJOR 2 #define FREETYPE_MINOR 10 -#define FREETYPE_PATCH 1 +#define FREETYPE_PATCH 4 /************************************************************************** |