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| author | wolfbeast <mcwerewolf@gmail.com> | 2018-05-15 20:21:34 +0200 |
|---|---|---|
| committer | wolfbeast <mcwerewolf@gmail.com> | 2018-05-15 20:21:34 +0200 |
| commit | 9c075dc4cdaeef79bc570ed2219bb757cb325c47 (patch) | |
| tree | cda2be4b94e235a7c742b0598ee4b13478c1c7b8 /modules/freetype2/src/base | |
| parent | 7bd7473702918934b4f5751a583c3f459bb06c7b (diff) | |
| download | UXP-9c075dc4cdaeef79bc570ed2219bb757cb325c47.tar UXP-9c075dc4cdaeef79bc570ed2219bb757cb325c47.tar.gz UXP-9c075dc4cdaeef79bc570ed2219bb757cb325c47.tar.lz UXP-9c075dc4cdaeef79bc570ed2219bb757cb325c47.tar.xz UXP-9c075dc4cdaeef79bc570ed2219bb757cb325c47.zip | |
Update in-tree freetype2 lib (unused) to 2.9.1
Diffstat (limited to 'modules/freetype2/src/base')
43 files changed, 1457 insertions, 537 deletions
diff --git a/modules/freetype2/src/base/Jamfile b/modules/freetype2/src/base/Jamfile index cfc69657f..4994c1b4c 100644 --- a/modules/freetype2/src/base/Jamfile +++ b/modules/freetype2/src/base/Jamfile @@ -1,6 +1,6 @@ # FreeType 2 src/base Jamfile # -# Copyright 2001-2016 by +# Copyright 2001-2018 by # David Turner, Robert Wilhelm, and Werner Lemberg. # # This file is part of the FreeType project, and may only be used, modified, @@ -21,11 +21,14 @@ SubDir FT2_TOP $(FT2_SRC_DIR) base ; ftadvanc ftcalc ftdbgmem + ftfntfmt ftgloadr fthash + ftlcdfil ftobjs ftoutln ftpic + ftpsprop ftrfork ftsnames ftstream @@ -50,13 +53,11 @@ SubDir FT2_TOP $(FT2_SRC_DIR) base ; ftbitmap ftcid ftdebug - ftfntfmt ftfstype ftgasp ftglyph ftgxval ftinit - ftlcdfil ftmm ftotval ftpatent diff --git a/modules/freetype2/src/base/basepic.c b/modules/freetype2/src/base/basepic.c index f2cea90d7..bc8040644 100644 --- a/modules/freetype2/src/base/basepic.c +++ b/modules/freetype2/src/base/basepic.c @@ -4,7 +4,7 @@ /* */ /* The FreeType position independent code services for base. */ /* */ -/* Copyright 2009-2016 by */ +/* Copyright 2009-2018 by */ /* Oran Agra and Mickey Gabel. */ /* */ /* This file is part of the FreeType project, and may only be used, */ diff --git a/modules/freetype2/src/base/basepic.h b/modules/freetype2/src/base/basepic.h index a1a75a0ba..492d1ede5 100644 --- a/modules/freetype2/src/base/basepic.h +++ b/modules/freetype2/src/base/basepic.h @@ -4,7 +4,7 @@ /* */ /* The FreeType position independent code services for base. */ /* */ -/* Copyright 2009-2016 by */ +/* Copyright 2009-2018 by */ /* Oran Agra and Mickey Gabel. */ /* */ /* This file is part of the FreeType project, and may only be used, */ diff --git a/modules/freetype2/src/base/ftadvanc.c b/modules/freetype2/src/base/ftadvanc.c index 59c74502c..230c84d6a 100644 --- a/modules/freetype2/src/base/ftadvanc.c +++ b/modules/freetype2/src/base/ftadvanc.c @@ -4,7 +4,7 @@ /* */ /* Quick computation of advance widths (body). */ /* */ -/* Copyright 2008-2016 by */ +/* Copyright 2008-2018 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -116,9 +116,12 @@ FT_Int32 flags, FT_Fixed *padvances ) { + FT_Error error = FT_Err_Ok; + FT_Face_GetAdvancesFunc func; - FT_UInt num, end, nn; - FT_Error error = FT_Err_Ok; + + FT_UInt num, end, nn; + FT_Int factor; if ( !face ) @@ -152,16 +155,17 @@ return FT_THROW( Unimplemented_Feature ); flags |= (FT_UInt32)FT_LOAD_ADVANCE_ONLY; + factor = ( flags & FT_LOAD_NO_SCALE ) ? 1 : 1024; for ( nn = 0; nn < count; nn++ ) { error = FT_Load_Glyph( face, start + nn, flags ); if ( error ) break; - /* scale from 26.6 to 16.16 */ + /* scale from 26.6 to 16.16, unless NO_SCALE was requested */ padvances[nn] = ( flags & FT_LOAD_VERTICAL_LAYOUT ) - ? face->glyph->advance.y * 1024 - : face->glyph->advance.x * 1024; + ? face->glyph->advance.y * factor + : face->glyph->advance.x * factor; } return error; diff --git a/modules/freetype2/src/base/ftapi.c b/modules/freetype2/src/base/ftapi.c index b94c3eb9f..32d6e95d1 100644 --- a/modules/freetype2/src/base/ftapi.c +++ b/modules/freetype2/src/base/ftapi.c @@ -4,7 +4,7 @@ /* */ /* The FreeType compatibility functions (body). */ /* */ -/* Copyright 2002-2016 by */ +/* Copyright 2002-2018 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -38,7 +38,7 @@ /*************************************************************************/ /*************************************************************************/ - /* backwards compatibility API */ + /* backward compatibility API */ FT_BASE_DEF( void ) FT_New_Memory_Stream( FT_Library library, diff --git a/modules/freetype2/src/base/ftbase.c b/modules/freetype2/src/base/ftbase.c index ab1af6f9f..f914b9b24 100644 --- a/modules/freetype2/src/base/ftbase.c +++ b/modules/freetype2/src/base/ftbase.c @@ -4,7 +4,7 @@ /* */ /* Single object library component (body only). */ /* */ -/* Copyright 1996-2016 by */ +/* Copyright 1996-2018 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -17,26 +17,26 @@ #include <ft2build.h> - #define FT_MAKE_OPTION_SINGLE_OBJECT -#include "ftpic.c" #include "basepic.c" #include "ftadvanc.c" #include "ftcalc.c" #include "ftdbgmem.c" +#include "ftfntfmt.c" #include "ftgloadr.c" #include "fthash.c" +#include "ftlcdfil.c" +#include "ftmac.c" #include "ftobjs.c" #include "ftoutln.c" +#include "ftpic.c" +#include "ftpsprop.c" #include "ftrfork.c" #include "ftsnames.c" #include "ftstream.c" #include "fttrigon.c" #include "ftutil.c" -#ifdef FT_MACINTOSH -#include "ftmac.c" -#endif /* END */ diff --git a/modules/freetype2/src/base/ftbase.h b/modules/freetype2/src/base/ftbase.h index 717fdaae2..7e8cfad95 100644 --- a/modules/freetype2/src/base/ftbase.h +++ b/modules/freetype2/src/base/ftbase.h @@ -2,9 +2,9 @@ /* */ /* ftbase.h */ /* */ -/* The FreeType private functions used in base module (specification). */ +/* Private functions used in the `base' module (specification). */ /* */ -/* Copyright 2008-2016 by */ +/* Copyright 2008-2018 by */ /* David Turner, Robert Wilhelm, Werner Lemberg, and suzuki toshiya. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -27,6 +27,8 @@ FT_BEGIN_HEADER +#ifdef FT_CONFIG_OPTION_MAC_FONTS + /* MacOS resource fork cannot exceed 16MB at least for Carbon code; */ /* see https://support.microsoft.com/en-us/kb/130437 */ #define FT_MAC_RFORK_MAX_LEN 0x00FFFFFFUL @@ -65,6 +67,8 @@ FT_BEGIN_HEADER ft_raccess_rule_by_darwin_vfs( FT_Library library, FT_UInt rule_index ); #endif +#endif /* FT_CONFIG_OPTION_MAC_FONTS */ + FT_END_HEADER diff --git a/modules/freetype2/src/base/ftbbox.c b/modules/freetype2/src/base/ftbbox.c index 804dc9058..151e85c97 100644 --- a/modules/freetype2/src/base/ftbbox.c +++ b/modules/freetype2/src/base/ftbbox.c @@ -4,7 +4,7 @@ /* */ /* FreeType bbox computation (body). */ /* */ -/* Copyright 1996-2016 by */ +/* Copyright 1996-2018 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used */ diff --git a/modules/freetype2/src/base/ftbdf.c b/modules/freetype2/src/base/ftbdf.c index 4aafc2b98..c4ea502fb 100644 --- a/modules/freetype2/src/base/ftbdf.c +++ b/modules/freetype2/src/base/ftbdf.c @@ -4,7 +4,7 @@ /* */ /* FreeType API for accessing BDF-specific strings (body). */ /* */ -/* Copyright 2002-2016 by */ +/* Copyright 2002-2018 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ diff --git a/modules/freetype2/src/base/ftbitmap.c b/modules/freetype2/src/base/ftbitmap.c index 533e57a70..a9746663f 100644 --- a/modules/freetype2/src/base/ftbitmap.c +++ b/modules/freetype2/src/base/ftbitmap.c @@ -4,7 +4,7 @@ /* */ /* FreeType utility functions for bitmaps (body). */ /* */ -/* Copyright 2004-2016 by */ +/* Copyright 2004-2018 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -153,38 +153,36 @@ FT_UInt ypixels ) { FT_Error error; - int pitch; - int new_pitch; + unsigned int pitch; + unsigned int new_pitch; FT_UInt bpp; - FT_UInt i, width, height; + FT_UInt width, height; unsigned char* buffer = NULL; width = bitmap->width; height = bitmap->rows; - pitch = bitmap->pitch; - if ( pitch < 0 ) - pitch = -pitch; + pitch = (unsigned int)FT_ABS( bitmap->pitch ); switch ( bitmap->pixel_mode ) { case FT_PIXEL_MODE_MONO: bpp = 1; - new_pitch = (int)( ( width + xpixels + 7 ) >> 3 ); + new_pitch = ( width + xpixels + 7 ) >> 3; break; case FT_PIXEL_MODE_GRAY2: bpp = 2; - new_pitch = (int)( ( width + xpixels + 3 ) >> 2 ); + new_pitch = ( width + xpixels + 3 ) >> 2; break; case FT_PIXEL_MODE_GRAY4: bpp = 4; - new_pitch = (int)( ( width + xpixels + 1 ) >> 1 ); + new_pitch = ( width + xpixels + 1 ) >> 1; break; case FT_PIXEL_MODE_GRAY: case FT_PIXEL_MODE_LCD: case FT_PIXEL_MODE_LCD_V: bpp = 8; - new_pitch = (int)( width + xpixels ); + new_pitch = width + xpixels; break; default: return FT_THROW( Invalid_Glyph_Format ); @@ -194,7 +192,7 @@ if ( ypixels == 0 && new_pitch <= pitch ) { /* zero the padding */ - FT_UInt bit_width = (FT_UInt)pitch * 8; + FT_UInt bit_width = pitch * 8; FT_UInt bit_last = ( width + xpixels ) * bpp; @@ -226,7 +224,7 @@ } /* otherwise allocate new buffer */ - if ( FT_QALLOC_MULT( buffer, new_pitch, bitmap->rows + ypixels ) ) + if ( FT_QALLOC_MULT( buffer, bitmap->rows + ypixels, new_pitch ) ) return error; /* new rows get added at the top of the bitmap, */ @@ -235,31 +233,60 @@ { FT_UInt len = ( width * bpp + 7 ) >> 3; + unsigned char* in = bitmap->buffer; + unsigned char* out = buffer; + + unsigned char* limit = bitmap->buffer + pitch * bitmap->rows; + unsigned int delta = new_pitch - len; + + + FT_MEM_ZERO( out, new_pitch * ypixels ); + out += new_pitch * ypixels; - for ( i = 0; i < bitmap->rows; i++ ) - FT_MEM_COPY( buffer + (FT_UInt)new_pitch * ( ypixels + i ), - bitmap->buffer + (FT_UInt)pitch * i, - len ); + while ( in < limit ) + { + FT_MEM_COPY( out, in, len ); + in += pitch; + out += len; + + /* we use FT_QALLOC_MULT, which doesn't zero out the buffer; */ + /* consequently, we have to manually zero out the remaining bytes */ + FT_MEM_ZERO( out, delta ); + out += delta; + } } else { FT_UInt len = ( width * bpp + 7 ) >> 3; + unsigned char* in = bitmap->buffer; + unsigned char* out = buffer; + + unsigned char* limit = bitmap->buffer + pitch * bitmap->rows; + unsigned int delta = new_pitch - len; + - for ( i = 0; i < bitmap->rows; i++ ) - FT_MEM_COPY( buffer + (FT_UInt)new_pitch * i, - bitmap->buffer + (FT_UInt)pitch * i, - len ); + while ( in < limit ) + { + FT_MEM_COPY( out, in, len ); + in += pitch; + out += len; + + FT_MEM_ZERO( out, delta ); + out += delta; + } + + FT_MEM_ZERO( out, new_pitch * ypixels ); } FT_FREE( bitmap->buffer ); bitmap->buffer = buffer; - if ( bitmap->pitch < 0 ) - new_pitch = -new_pitch; - /* set pitch only, width and height are left untouched */ - bitmap->pitch = new_pitch; + if ( bitmap->pitch < 0 ) + bitmap->pitch = -(int)new_pitch; + else + bitmap->pitch = (int)new_pitch; return FT_Err_Ok; } @@ -444,7 +471,7 @@ * A gamma of 2.2 is fair to assume. And then, we need to * undo the premultiplication too. * - * http://accessibility.kde.org/hsl-adjusted.php + * https://accessibility.kde.org/hsl-adjusted.php * * We do the computation with integers only, applying a gamma of 2.0. * We guarantee 32-bit arithmetic to avoid overflow but the resulting @@ -534,8 +561,7 @@ (FT_ULong)target->rows > FT_ULONG_MAX / (FT_ULong)target_pitch ) return FT_THROW( Invalid_Argument ); - if ( target->rows * (FT_ULong)target_pitch > old_size && - FT_QREALLOC( target->buffer, + if ( FT_QREALLOC( target->buffer, old_size, target->rows * (FT_UInt)target_pitch ) ) return error; diff --git a/modules/freetype2/src/base/ftcalc.c b/modules/freetype2/src/base/ftcalc.c index 1c2392222..f4ff45f8e 100644 --- a/modules/freetype2/src/base/ftcalc.c +++ b/modules/freetype2/src/base/ftcalc.c @@ -4,7 +4,7 @@ /* */ /* Arithmetic computations (body). */ /* */ -/* Copyright 1996-2016 by */ +/* Copyright 1996-2018 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -68,14 +68,15 @@ #define FT_COMPONENT trace_calc - /* transfer sign leaving a positive number */ -#define FT_MOVE_SIGN( x, s ) \ - FT_BEGIN_STMNT \ - if ( x < 0 ) \ - { \ - x = -x; \ - s = -s; \ - } \ + /* transfer sign, leaving a positive number; */ + /* we need an unsigned value to safely negate INT_MIN (or LONG_MIN) */ +#define FT_MOVE_SIGN( x, x_unsigned, s ) \ + FT_BEGIN_STMNT \ + if ( x < 0 ) \ + { \ + x_unsigned = 0U - (x_unsigned); \ + s = -s; \ + } \ FT_END_STMNT /* The following three functions are available regardless of whether */ @@ -86,7 +87,7 @@ FT_EXPORT_DEF( FT_Fixed ) FT_RoundFix( FT_Fixed a ) { - return ( a + 0x8000L - ( a < 0 ) ) & ~0xFFFFL; + return ( ADD_LONG( a, 0x8000L - ( a < 0 ) ) ) & ~0xFFFFL; } @@ -95,7 +96,7 @@ FT_EXPORT_DEF( FT_Fixed ) FT_CeilFix( FT_Fixed a ) { - return ( a + 0xFFFFL ) & ~0xFFFFL; + return ( ADD_LONG( a, 0xFFFFL ) ) & ~0xFFFFL; } @@ -179,20 +180,20 @@ FT_Long d_; - FT_MOVE_SIGN( a_, s ); - FT_MOVE_SIGN( b_, s ); - FT_MOVE_SIGN( c_, s ); - a = (FT_UInt64)a_; b = (FT_UInt64)b_; c = (FT_UInt64)c_; + FT_MOVE_SIGN( a_, a, s ); + FT_MOVE_SIGN( b_, b, s ); + FT_MOVE_SIGN( c_, c, s ); + d = c > 0 ? ( a * b + ( c >> 1 ) ) / c : 0x7FFFFFFFUL; d_ = (FT_Long)d; - return s < 0 ? -d_ : d_; + return s < 0 ? NEG_LONG( d_ ) : d_; } @@ -208,20 +209,20 @@ FT_Long d_; - FT_MOVE_SIGN( a_, s ); - FT_MOVE_SIGN( b_, s ); - FT_MOVE_SIGN( c_, s ); - a = (FT_UInt64)a_; b = (FT_UInt64)b_; c = (FT_UInt64)c_; + FT_MOVE_SIGN( a_, a, s ); + FT_MOVE_SIGN( b_, b, s ); + FT_MOVE_SIGN( c_, c, s ); + d = c > 0 ? a * b / c : 0x7FFFFFFFUL; d_ = (FT_Long)d; - return s < 0 ? -d_ : d_; + return s < 0 ? NEG_LONG( d_ ) : d_; } @@ -257,18 +258,18 @@ FT_Long q_; - FT_MOVE_SIGN( a_, s ); - FT_MOVE_SIGN( b_, s ); - a = (FT_UInt64)a_; b = (FT_UInt64)b_; + FT_MOVE_SIGN( a_, a, s ); + FT_MOVE_SIGN( b_, b, s ); + q = b > 0 ? ( ( a << 16 ) + ( b >> 1 ) ) / b : 0x7FFFFFFFUL; q_ = (FT_Long)q; - return s < 0 ? -q_ : q_; + return s < 0 ? NEG_LONG( q_ ) : q_; } @@ -422,14 +423,14 @@ /* XXX: this function does not allow 64-bit arguments */ - FT_MOVE_SIGN( a_, s ); - FT_MOVE_SIGN( b_, s ); - FT_MOVE_SIGN( c_, s ); - a = (FT_UInt32)a_; b = (FT_UInt32)b_; c = (FT_UInt32)c_; + FT_MOVE_SIGN( a_, a, s ); + FT_MOVE_SIGN( b_, b, s ); + FT_MOVE_SIGN( c_, c, s ); + if ( c == 0 ) a = 0x7FFFFFFFUL; @@ -455,7 +456,7 @@ a_ = (FT_Long)a; - return s < 0 ? -a_ : a_; + return s < 0 ? NEG_LONG( a_ ) : a_; } @@ -470,14 +471,14 @@ /* XXX: this function does not allow 64-bit arguments */ - FT_MOVE_SIGN( a_, s ); - FT_MOVE_SIGN( b_, s ); - FT_MOVE_SIGN( c_, s ); - a = (FT_UInt32)a_; b = (FT_UInt32)b_; c = (FT_UInt32)c_; + FT_MOVE_SIGN( a_, a, s ); + FT_MOVE_SIGN( b_, b, s ); + FT_MOVE_SIGN( c_, c, s ); + if ( c == 0 ) a = 0x7FFFFFFFUL; @@ -498,7 +499,7 @@ a_ = (FT_Long)a; - return s < 0 ? -a_ : a_; + return s < 0 ? NEG_LONG( a_ ) : a_; } @@ -575,12 +576,12 @@ /* XXX: this function does not allow 64-bit arguments */ - FT_MOVE_SIGN( a_, s ); - FT_MOVE_SIGN( b_, s ); - a = (FT_UInt32)a_; b = (FT_UInt32)b_; + FT_MOVE_SIGN( a_, a, s ); + FT_MOVE_SIGN( b_, b, s ); + if ( a + ( b >> 8 ) <= 8190UL ) a = ( a * b + 0x8000UL ) >> 16; else @@ -594,7 +595,7 @@ a_ = (FT_Long)a; - return s < 0 ? -a_ : a_; + return s < 0 ? NEG_LONG( a_ ) : a_; #endif /* 0 */ @@ -614,12 +615,12 @@ /* XXX: this function does not allow 64-bit arguments */ - FT_MOVE_SIGN( a_, s ); - FT_MOVE_SIGN( b_, s ); - a = (FT_UInt32)a_; b = (FT_UInt32)b_; + FT_MOVE_SIGN( a_, a, s ); + FT_MOVE_SIGN( b_, b, s ); + if ( b == 0 ) { /* check for division by 0 */ @@ -647,7 +648,7 @@ q_ = (FT_Long)q; - return s < 0 ? -q_ : q_; + return s < 0 ? NEG_LONG( q_ ) : q_; } @@ -666,13 +667,19 @@ if ( !a || !b ) return; - xx = FT_MulFix( a->xx, b->xx ) + FT_MulFix( a->xy, b->yx ); - xy = FT_MulFix( a->xx, b->xy ) + FT_MulFix( a->xy, b->yy ); - yx = FT_MulFix( a->yx, b->xx ) + FT_MulFix( a->yy, b->yx ); - yy = FT_MulFix( a->yx, b->xy ) + FT_MulFix( a->yy, b->yy ); - - b->xx = xx; b->xy = xy; - b->yx = yx; b->yy = yy; + xx = ADD_LONG( FT_MulFix( a->xx, b->xx ), + FT_MulFix( a->xy, b->yx ) ); + xy = ADD_LONG( FT_MulFix( a->xx, b->xy ), + FT_MulFix( a->xy, b->yy ) ); + yx = ADD_LONG( FT_MulFix( a->yx, b->xx ), + FT_MulFix( a->yy, b->yx ) ); + yy = ADD_LONG( FT_MulFix( a->yx, b->xy ), + FT_MulFix( a->yy, b->yy ) ); + + b->xx = xx; + b->xy = xy; + b->yx = yx; + b->yy = yy; } @@ -722,13 +729,19 @@ if ( !a || !b ) return; - xx = FT_MulDiv( a->xx, b->xx, val ) + FT_MulDiv( a->xy, b->yx, val ); - xy = FT_MulDiv( a->xx, b->xy, val ) + FT_MulDiv( a->xy, b->yy, val ); - yx = FT_MulDiv( a->yx, b->xx, val ) + FT_MulDiv( a->yy, b->yx, val ); - yy = FT_MulDiv( a->yx, b->xy, val ) + FT_MulDiv( a->yy, b->yy, val ); - - b->xx = xx; b->xy = xy; - b->yx = yx; b->yy = yy; + xx = ADD_LONG( FT_MulDiv( a->xx, b->xx, val ), + FT_MulDiv( a->xy, b->yx, val ) ); + xy = ADD_LONG( FT_MulDiv( a->xx, b->xy, val ), + FT_MulDiv( a->xy, b->yy, val ) ); + yx = ADD_LONG( FT_MulDiv( a->yx, b->xx, val ), + FT_MulDiv( a->yy, b->yx, val ) ); + yy = ADD_LONG( FT_MulDiv( a->yx, b->xy, val ), + FT_MulDiv( a->yy, b->yy, val ) ); + + b->xx = xx; + b->xy = xy; + b->yx = yx; + b->yy = yy; } @@ -747,11 +760,10 @@ if ( !vector || !matrix ) return; - xz = FT_MulDiv( vector->x, matrix->xx, val ) + - FT_MulDiv( vector->y, matrix->xy, val ); - - yz = FT_MulDiv( vector->x, matrix->yx, val ) + - FT_MulDiv( vector->y, matrix->yy, val ); + xz = ADD_LONG( FT_MulDiv( vector->x, matrix->xx, val ), + FT_MulDiv( vector->y, matrix->xy, val ) ); + yz = ADD_LONG( FT_MulDiv( vector->x, matrix->yx, val ), + FT_MulDiv( vector->y, matrix->yy, val ) ); vector->x = xz; vector->y = yz; @@ -770,12 +782,12 @@ FT_Int sx = 1, sy = 1, shift; - FT_MOVE_SIGN( x_, sx ); - FT_MOVE_SIGN( y_, sy ); - x = (FT_UInt32)x_; y = (FT_UInt32)y_; + FT_MOVE_SIGN( x_, x, sx ); + FT_MOVE_SIGN( y_, y, sy ); + /* trivial cases */ if ( x == 0 ) { @@ -913,11 +925,13 @@ FT_Int result; - if ( (FT_ULong)FT_ABS( in_x ) + (FT_ULong)FT_ABS( out_y ) <= 131071UL && - (FT_ULong)FT_ABS( in_y ) + (FT_ULong)FT_ABS( out_x ) <= 131071UL ) + /* we silently ignore overflow errors, since such large values */ + /* lead to even more (harmless) rendering errors later on */ + if ( ADD_LONG( FT_ABS( in_x ), FT_ABS( out_y ) ) <= 131071L && + ADD_LONG( FT_ABS( in_y ), FT_ABS( out_x ) ) <= 131071L ) { - FT_Long z1 = in_x * out_y; - FT_Long z2 = in_y * out_x; + FT_Long z1 = MUL_LONG( in_x, out_y ); + FT_Long z2 = MUL_LONG( in_y, out_x ); if ( z1 > z2 ) diff --git a/modules/freetype2/src/base/ftcid.c b/modules/freetype2/src/base/ftcid.c index 251bbd009..f5184649b 100644 --- a/modules/freetype2/src/base/ftcid.c +++ b/modules/freetype2/src/base/ftcid.c @@ -4,7 +4,7 @@ /* */ /* FreeType API for accessing CID font information. */ /* */ -/* Copyright 2007-2016 by */ +/* Copyright 2007-2018 by */ /* Derek Clegg and Michael Toftdal. */ /* */ /* This file is part of the FreeType project, and may only be used, */ diff --git a/modules/freetype2/src/base/ftdbgmem.c b/modules/freetype2/src/base/ftdbgmem.c index fcdceefd6..c33d8acb4 100644 --- a/modules/freetype2/src/base/ftdbgmem.c +++ b/modules/freetype2/src/base/ftdbgmem.c @@ -4,7 +4,7 @@ /* */ /* Memory debugger (body). */ /* */ -/* Copyright 2001-2016 by */ +/* Copyright 2001-2018 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -826,7 +826,7 @@ FT_Int result = 0; - if ( getenv( "FT2_DEBUG_MEMORY" ) ) + if ( ft_getenv( "FT2_DEBUG_MEMORY" ) ) { table = ft_mem_table_new( memory ); if ( table ) @@ -839,7 +839,7 @@ memory->realloc = ft_mem_debug_realloc; memory->free = ft_mem_debug_free; - p = getenv( "FT2_ALLOC_TOTAL_MAX" ); + p = ft_getenv( "FT2_ALLOC_TOTAL_MAX" ); if ( p ) { FT_Long total_max = ft_strtol( p, NULL, 10 ); @@ -852,7 +852,7 @@ } } - p = getenv( "FT2_ALLOC_COUNT_MAX" ); + p = ft_getenv( "FT2_ALLOC_COUNT_MAX" ); if ( p ) { FT_Long total_count = ft_strtol( p, NULL, 10 ); @@ -865,7 +865,7 @@ } } - p = getenv( "FT2_KEEP_ALIVE" ); + p = ft_getenv( "FT2_KEEP_ALIVE" ); if ( p ) { FT_Long keep_alive = ft_strtol( p, NULL, 10 ); diff --git a/modules/freetype2/src/base/ftdebug.c b/modules/freetype2/src/base/ftdebug.c index 40925d14a..fe2630910 100644 --- a/modules/freetype2/src/base/ftdebug.c +++ b/modules/freetype2/src/base/ftdebug.c @@ -4,7 +4,7 @@ /* */ /* Debugging and logging component (body). */ /* */ -/* Copyright 1996-2016 by */ +/* Copyright 1996-2018 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -161,7 +161,7 @@ FT_BASE_DEF( void ) ft_debug_init( void ) { - const char* ft2_debug = getenv( "FT2_DEBUG" ); + const char* ft2_debug = ft_getenv( "FT2_DEBUG" ); if ( ft2_debug ) diff --git a/modules/freetype2/src/base/ftfntfmt.c b/modules/freetype2/src/base/ftfntfmt.c index c6eb3190c..a2900ceb0 100644 --- a/modules/freetype2/src/base/ftfntfmt.c +++ b/modules/freetype2/src/base/ftfntfmt.c @@ -4,7 +4,7 @@ /* */ /* FreeType utility file for font formats (body). */ /* */ -/* Copyright 2002-2016 by */ +/* Copyright 2002-2018 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ diff --git a/modules/freetype2/src/base/ftfstype.c b/modules/freetype2/src/base/ftfstype.c index ae56c8fc8..e6cdf6e2e 100644 --- a/modules/freetype2/src/base/ftfstype.c +++ b/modules/freetype2/src/base/ftfstype.c @@ -4,7 +4,7 @@ /* */ /* FreeType utility file to access FSType data (body). */ /* */ -/* Copyright 2008-2016 by */ +/* Copyright 2008-2018 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ diff --git a/modules/freetype2/src/base/ftgasp.c b/modules/freetype2/src/base/ftgasp.c index e38e55b6c..4f80bba63 100644 --- a/modules/freetype2/src/base/ftgasp.c +++ b/modules/freetype2/src/base/ftgasp.c @@ -4,7 +4,7 @@ /* */ /* Access of TrueType's `gasp' table (body). */ /* */ -/* Copyright 2007-2016 by */ +/* Copyright 2007-2018 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ diff --git a/modules/freetype2/src/base/ftgloadr.c b/modules/freetype2/src/base/ftgloadr.c index c4f0ff70f..47202496b 100644 --- a/modules/freetype2/src/base/ftgloadr.c +++ b/modules/freetype2/src/base/ftgloadr.c @@ -4,7 +4,7 @@ /* */ /* The FreeType glyph loader (body). */ /* */ -/* Copyright 2002-2016 by */ +/* Copyright 2002-2018 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg */ /* */ /* This file is part of the FreeType project, and may only be used, */ diff --git a/modules/freetype2/src/base/ftglyph.c b/modules/freetype2/src/base/ftglyph.c index d336b1c12..6759aa25d 100644 --- a/modules/freetype2/src/base/ftglyph.c +++ b/modules/freetype2/src/base/ftglyph.c @@ -4,7 +4,7 @@ /* */ /* FreeType convenience functions to handle glyphs (body). */ /* */ -/* Copyright 1996-2016 by */ +/* Copyright 1996-2018 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -408,12 +408,28 @@ goto Exit; /* copy advance while converting 26.6 to 16.16 format */ + if ( slot->advance.x >= 0x8000L * 64 || + slot->advance.x <= -0x8000L * 64 ) + { + FT_ERROR(( "FT_Get_Glyph: advance width too large\n" )); + error = FT_THROW( Invalid_Argument ); + goto Exit2; + } + if ( slot->advance.y >= 0x8000L * 64 || + slot->advance.y <= -0x8000L * 64 ) + { + FT_ERROR(( "FT_Get_Glyph: advance height too large\n" )); + error = FT_THROW( Invalid_Argument ); + goto Exit2; + } + glyph->advance.x = slot->advance.x * 1024; glyph->advance.y = slot->advance.y * 1024; /* now import the image from the glyph slot */ error = clazz->glyph_init( glyph, slot ); + Exit2: /* if an error occurred, destroy the glyph */ if ( error ) FT_Done_Glyph( glyph ); diff --git a/modules/freetype2/src/base/ftgxval.c b/modules/freetype2/src/base/ftgxval.c index 6667b371a..19e2d6acb 100644 --- a/modules/freetype2/src/base/ftgxval.c +++ b/modules/freetype2/src/base/ftgxval.c @@ -2,9 +2,9 @@ /* */ /* ftgxval.c */ /* */ -/* FreeType API for validating TrueTyepGX/AAT tables (body). */ +/* FreeType API for validating TrueTypeGX/AAT tables (body). */ /* */ -/* Copyright 2004-2016 by */ +/* Copyright 2004-2018 by */ /* Masatake YAMATO, Redhat K.K, */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ diff --git a/modules/freetype2/src/base/ftinit.c b/modules/freetype2/src/base/ftinit.c index 02ef938d5..1fa472109 100644 --- a/modules/freetype2/src/base/ftinit.c +++ b/modules/freetype2/src/base/ftinit.c @@ -4,7 +4,7 @@ /* */ /* FreeType initialization layer (body). */ /* */ -/* Copyright 1996-2016 by */ +/* Copyright 1996-2018 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -230,31 +230,10 @@ #define MAX_LENGTH 128 - /* - * Set default properties derived from the `FREETYPE_PROPERTIES' - * environment variable. - * - * `FREETYPE_PROPERTIES' has the following syntax form (broken here into - * multiple lines for better readability) - * - * <optional whitespace> - * <module-name1> ':' - * <property-name1> '=' <property-value1> - * <whitespace> - * <module-name2> ':' - * <property-name2> '=' <property-value2> - * ... - * - * Example: - * - * FREETYPE_PROPERTIES=truetype:interpreter-version=35 \ - * cff:no-stem-darkening=1 \ - * autofitter:warping=1 - * - */ - - static void - ft_set_default_properties( FT_Library library ) + /* documentation is in ftmodapi.h */ + + FT_EXPORT_DEF( void ) + FT_Set_Default_Properties( FT_Library library ) { const char* env; const char* p; @@ -326,8 +305,8 @@ #else - static void - ft_set_default_properties( FT_Library library ) + FT_EXPORT_DEF( void ) + FT_Set_Default_Properties( FT_Library library ) { FT_UNUSED( library ); } @@ -365,7 +344,7 @@ else FT_Add_Default_Modules( *alibrary ); - ft_set_default_properties( *alibrary ); + FT_Set_Default_Properties( *alibrary ); return error; } diff --git a/modules/freetype2/src/base/ftlcdfil.c b/modules/freetype2/src/base/ftlcdfil.c index 8bcbed7aa..8d314df08 100644 --- a/modules/freetype2/src/base/ftlcdfil.c +++ b/modules/freetype2/src/base/ftlcdfil.c @@ -4,7 +4,7 @@ /* */ /* FreeType API for color filtering of subpixel bitmap glyphs (body). */ /* */ -/* Copyright 2006-2016 by */ +/* Copyright 2006-2018 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -29,142 +29,140 @@ /* define USE_LEGACY to implement the legacy filter */ #define USE_LEGACY - /* FIR filter used by the default and light filters */ - static void - _ft_lcd_filter_fir( FT_Bitmap* bitmap, - FT_Render_Mode mode, - FT_Library library ) +#define FT_SHIFTCLAMP( x ) ( x >>= 8, (FT_Byte)( x > 255 ? 255 : x ) ) + + + /* add padding according to filter weights */ + FT_BASE_DEF (void) + ft_lcd_padding( FT_Pos* Min, + FT_Pos* Max, + FT_GlyphSlot slot ) { - FT_Byte* weights = library->lcd_weights; - FT_UInt width = (FT_UInt)bitmap->width; - FT_UInt height = (FT_UInt)bitmap->rows; + FT_Byte* lcd_weights; + FT_Bitmap_LcdFilterFunc lcd_filter_func; - /* horizontal in-place FIR filter */ - if ( mode == FT_RENDER_MODE_LCD && width >= 4 ) + /* Per-face LCD filtering takes priority if set up. */ + if ( slot->face && slot->face->internal->lcd_filter_func ) + { + lcd_weights = slot->face->internal->lcd_weights; + lcd_filter_func = slot->face->internal->lcd_filter_func; + } + else { - FT_Byte* line = bitmap->buffer; + lcd_weights = slot->library->lcd_weights; + lcd_filter_func = slot->library->lcd_filter_func; + } + if ( lcd_filter_func == ft_lcd_filter_fir ) + { + *Min -= lcd_weights[0] ? 43 : + lcd_weights[1] ? 22 : 0; + *Max += lcd_weights[4] ? 43 : + lcd_weights[3] ? 22 : 0; + } + } - /* take care of bitmap flow */ - if ( bitmap->pitch < 0 ) - line -= bitmap->pitch * (FT_Int)( bitmap->rows - 1 ); - /* `fir' and `pix' must be at least 32 bit wide, since the sum of */ - /* the values in `weights' can exceed 0xFF */ + /* FIR filter used by the default and light filters */ + FT_BASE_DEF( void ) + ft_lcd_filter_fir( FT_Bitmap* bitmap, + FT_Render_Mode mode, + FT_LcdFiveTapFilter weights ) + { + FT_UInt width = (FT_UInt)bitmap->width; + FT_UInt height = (FT_UInt)bitmap->rows; + FT_Int pitch = bitmap->pitch; + FT_Byte* origin = bitmap->buffer; - for ( ; height > 0; height--, line += bitmap->pitch ) - { - FT_UInt fir[4]; /* below, `pix' is used as the 5th element */ - FT_UInt val1, xx; + /* take care of bitmap flow */ + if ( pitch > 0 && height > 0 ) + origin += pitch * (FT_Int)( height - 1 ); - val1 = line[0]; - fir[0] = weights[2] * val1; - fir[1] = weights[3] * val1; - fir[2] = weights[4] * val1; - fir[3] = 0; + /* horizontal in-place FIR filter */ + if ( mode == FT_RENDER_MODE_LCD && width >= 2 ) + { + FT_Byte* line = origin; - val1 = line[1]; - fir[0] += weights[1] * val1; - fir[1] += weights[2] * val1; - fir[2] += weights[3] * val1; - fir[3] += weights[4] * val1; - for ( xx = 2; xx < width; xx++ ) - { - FT_UInt val, pix; + /* `fir' must be at least 32 bit wide, since the sum of */ + /* the values in `weights' can exceed 0xFF */ + for ( ; height > 0; height--, line -= pitch ) + { + FT_UInt fir[5]; + FT_UInt val, xx; - val = line[xx]; - pix = fir[0] + weights[0] * val; - fir[0] = fir[1] + weights[1] * val; - fir[1] = fir[2] + weights[2] * val; - fir[2] = fir[3] + weights[3] * val; - fir[3] = weights[4] * val; - - pix >>= 8; - pix |= (FT_UInt)-(FT_Int)( pix >> 8 ); - line[xx - 2] = (FT_Byte)pix; - } - { - FT_UInt pix; + val = line[0]; + fir[2] = weights[2] * val; + fir[3] = weights[3] * val; + fir[4] = weights[4] * val; + val = line[1]; + fir[1] = fir[2] + weights[1] * val; + fir[2] = fir[3] + weights[2] * val; + fir[3] = fir[4] + weights[3] * val; + fir[4] = weights[4] * val; - pix = fir[0] >> 8; - pix |= (FT_UInt)-(FT_Int)( pix >> 8 ); - line[xx - 2] = (FT_Byte)pix; + for ( xx = 2; xx < width; xx++ ) + { + val = line[xx]; + fir[0] = fir[1] + weights[0] * val; + fir[1] = fir[2] + weights[1] * val; + fir[2] = fir[3] + weights[2] * val; + fir[3] = fir[4] + weights[3] * val; + fir[4] = weights[4] * val; - pix = fir[1] >> 8; - pix |= (FT_UInt)-(FT_Int)( pix >> 8 ); - line[xx - 1] = (FT_Byte)pix; + line[xx - 2] = FT_SHIFTCLAMP( fir[0] ); } + + line[xx - 2] = FT_SHIFTCLAMP( fir[1] ); + line[xx - 1] = FT_SHIFTCLAMP( fir[2] ); } } /* vertical in-place FIR filter */ - else if ( mode == FT_RENDER_MODE_LCD_V && height >= 4 ) + else if ( mode == FT_RENDER_MODE_LCD_V && height >= 2 ) { - FT_Byte* column = bitmap->buffer; - FT_Int pitch = bitmap->pitch; + FT_Byte* column = origin; - /* take care of bitmap flow */ - if ( bitmap->pitch < 0 ) - column -= bitmap->pitch * (FT_Int)( bitmap->rows - 1 ); - for ( ; width > 0; width--, column++ ) { FT_Byte* col = column; - FT_UInt fir[4]; /* below, `pix' is used as the 5th element */ - FT_UInt val1, yy; + FT_UInt fir[5]; + FT_UInt val, yy; - val1 = col[0]; - fir[0] = weights[2] * val1; - fir[1] = weights[3] * val1; - fir[2] = weights[4] * val1; - fir[3] = 0; - col += pitch; + val = col[0]; + fir[2] = weights[2] * val; + fir[3] = weights[3] * val; + fir[4] = weights[4] * val; + col -= pitch; - val1 = col[0]; - fir[0] += weights[1] * val1; - fir[1] += weights[2] * val1; - fir[2] += weights[3] * val1; - fir[3] += weights[4] * val1; - col += pitch; + val = col[0]; + fir[1] = fir[2] + weights[1] * val; + fir[2] = fir[3] + weights[2] * val; + fir[3] = fir[4] + weights[3] * val; + fir[4] = weights[4] * val; + col -= pitch; - for ( yy = 2; yy < height; yy++ ) + for ( yy = 2; yy < height; yy++, col -= pitch ) { - FT_UInt val, pix; - - val = col[0]; - pix = fir[0] + weights[0] * val; - fir[0] = fir[1] + weights[1] * val; - fir[1] = fir[2] + weights[2] * val; - fir[2] = fir[3] + weights[3] * val; - fir[3] = weights[4] * val; - - pix >>= 8; - pix |= (FT_UInt)-(FT_Int)( pix >> 8 ); - col[-2 * pitch] = (FT_Byte)pix; - col += pitch; - } - - { - FT_UInt pix; + fir[0] = fir[1] + weights[0] * val; + fir[1] = fir[2] + weights[1] * val; + fir[2] = fir[3] + weights[2] * val; + fir[3] = fir[4] + weights[3] * val; + fir[4] = weights[4] * val; - - pix = fir[0] >> 8; - pix |= (FT_UInt)-(FT_Int)( pix >> 8 ); - col[-2 * pitch] = (FT_Byte)pix; - - pix = fir[1] >> 8; - pix |= (FT_UInt)-(FT_Int)( pix >> 8 ); - col[-pitch] = (FT_Byte)pix; + col[pitch * 2] = FT_SHIFTCLAMP( fir[0] ); } + + col[pitch * 2] = FT_SHIFTCLAMP( fir[1] ); + col[pitch] = FT_SHIFTCLAMP( fir[2] ); } } } @@ -176,11 +174,12 @@ static void _ft_lcd_filter_legacy( FT_Bitmap* bitmap, FT_Render_Mode mode, - FT_Library library ) + FT_Byte* weights ) { - FT_UInt width = (FT_UInt)bitmap->width; - FT_UInt height = (FT_UInt)bitmap->rows; - FT_Int pitch = bitmap->pitch; + FT_UInt width = (FT_UInt)bitmap->width; + FT_UInt height = (FT_UInt)bitmap->rows; + FT_Int pitch = bitmap->pitch; + FT_Byte* origin = bitmap->buffer; static const unsigned int filters[3][3] = { @@ -189,36 +188,34 @@ { 65538 * 1/13, 65538 * 1/6, 65538 * 9/13 } }; - FT_UNUSED( library ); + FT_UNUSED( weights ); + + /* take care of bitmap flow */ + if ( pitch > 0 && height > 0 ) + origin += pitch * (FT_Int)( height - 1 ); /* horizontal in-place intra-pixel filter */ if ( mode == FT_RENDER_MODE_LCD && width >= 3 ) { - FT_Byte* line = bitmap->buffer; + FT_Byte* line = origin; - /* take care of bitmap flow */ - if ( bitmap->pitch < 0 ) - line -= bitmap->pitch * (FT_Int)( bitmap->rows - 1 ); - - for ( ; height > 0; height--, line += pitch ) + for ( ; height > 0; height--, line -= pitch ) { FT_UInt xx; for ( xx = 0; xx < width; xx += 3 ) { - FT_UInt r = 0; - FT_UInt g = 0; - FT_UInt b = 0; + FT_UInt r, g, b; FT_UInt p; p = line[xx]; - r += filters[0][0] * p; - g += filters[0][1] * p; - b += filters[0][2] * p; + r = filters[0][0] * p; + g = filters[0][1] * p; + b = filters[0][2] * p; p = line[xx + 1]; r += filters[1][0] * p; @@ -238,31 +235,24 @@ } else if ( mode == FT_RENDER_MODE_LCD_V && height >= 3 ) { - FT_Byte* column = bitmap->buffer; - + FT_Byte* column = origin; - /* take care of bitmap flow */ - if ( bitmap->pitch < 0 ) - column -= bitmap->pitch * (FT_Int)( bitmap->rows - 1 ); for ( ; width > 0; width--, column++ ) { - FT_Byte* col = column; - FT_Byte* col_end = col + (FT_Int)height * pitch; + FT_Byte* col = column - 2 * pitch; - for ( ; col < col_end; col += 3 * pitch ) + for ( ; height > 0; height -= 3, col -= 3 * pitch ) { - FT_UInt r = 0; - FT_UInt g = 0; - FT_UInt b = 0; + FT_UInt r, g, b; FT_UInt p; p = col[0]; - r += filters[0][0] * p; - g += filters[0][1] * p; - b += filters[0][2] * p; + r = filters[0][0] * p; + g = filters[0][1] * p; + b = filters[0][2] * p; p = col[pitch]; r += filters[1][0] * p; @@ -276,7 +266,7 @@ col[0] = (FT_Byte)( r / 65536 ); col[pitch] = (FT_Byte)( g / 65536 ); - col[2 * pitch] = (FT_Byte)( b / 65536 ); + col[pitch * 2] = (FT_Byte)( b / 65536 ); } } } @@ -295,9 +285,8 @@ if ( !weights ) return FT_THROW( Invalid_Argument ); - ft_memcpy( library->lcd_weights, weights, 5 ); - library->lcd_filter_func = _ft_lcd_filter_fir; - library->lcd_extra = 2; + ft_memcpy( library->lcd_weights, weights, FT_LCD_FILTER_FIVE_TAPS ); + library->lcd_filter_func = ft_lcd_filter_fir; return FT_Err_Ok; } @@ -307,10 +296,10 @@ FT_Library_SetLcdFilter( FT_Library library, FT_LcdFilter filter ) { - static const FT_Byte default_filter[5] = - { 0x08, 0x4d, 0x56, 0x4d, 0x08 }; - static const FT_Byte light_filter[5] = - { 0x00, 0x55, 0x56, 0x55, 0x00 }; + static const FT_LcdFiveTapFilter default_weights = + { 0x08, 0x4d, 0x56, 0x4d, 0x08 }; + static const FT_LcdFiveTapFilter light_weights = + { 0x00, 0x55, 0x56, 0x55, 0x00 }; if ( !library ) @@ -320,19 +309,20 @@ { case FT_LCD_FILTER_NONE: library->lcd_filter_func = NULL; - library->lcd_extra = 0; break; case FT_LCD_FILTER_DEFAULT: - ft_memcpy( library->lcd_weights, default_filter, 5 ); - library->lcd_filter_func = _ft_lcd_filter_fir; - library->lcd_extra = 2; + ft_memcpy( library->lcd_weights, + default_weights, + FT_LCD_FILTER_FIVE_TAPS ); + library->lcd_filter_func = ft_lcd_filter_fir; break; case FT_LCD_FILTER_LIGHT: - ft_memcpy( library->lcd_weights, light_filter, 5 ); - library->lcd_filter_func = _ft_lcd_filter_fir; - library->lcd_extra = 2; + ft_memcpy( library->lcd_weights, + light_weights, + FT_LCD_FILTER_FIVE_TAPS ); + library->lcd_filter_func = ft_lcd_filter_fir; break; #ifdef USE_LEGACY @@ -340,7 +330,6 @@ case FT_LCD_FILTER_LEGACY: case FT_LCD_FILTER_LEGACY1: library->lcd_filter_func = _ft_lcd_filter_legacy; - library->lcd_extra = 0; break; #endif @@ -349,13 +338,24 @@ return FT_THROW( Invalid_Argument ); } - library->lcd_filter = filter; - return FT_Err_Ok; } #else /* !FT_CONFIG_OPTION_SUBPIXEL_RENDERING */ + /* add padding according to accommodate outline shifts */ + FT_BASE_DEF (void) + ft_lcd_padding( FT_Pos* Min, + FT_Pos* Max, + FT_GlyphSlot slot ) + { + FT_UNUSED( slot ); + + *Min -= 21; + *Max += 21; + } + + FT_EXPORT_DEF( FT_Error ) FT_Library_SetLcdFilterWeights( FT_Library library, unsigned char *weights ) diff --git a/modules/freetype2/src/base/ftmac.c b/modules/freetype2/src/base/ftmac.c index f0edc94ea..fd4c0cc27 100644 --- a/modules/freetype2/src/base/ftmac.c +++ b/modules/freetype2/src/base/ftmac.c @@ -8,7 +8,7 @@ /* This file is for Mac OS X only; see builds/mac/ftoldmac.c for */ /* classic platforms built by MPW. */ /* */ -/* Copyright 1996-2016 by */ +/* Copyright 1996-2018 by */ /* Just van Rossum, David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -71,6 +71,9 @@ #include FT_INTERNAL_STREAM_H #include "ftbase.h" + +#ifdef FT_MACINTOSH + /* This is for Mac OS X. Without redefinition, OS_INLINE */ /* expands to `static inline' which doesn't survive the */ /* -ansi compilation flag of GCC. */ @@ -118,8 +121,6 @@ #endif -#ifdef FT_MACINTOSH - /* This function is deprecated because FSSpec is deprecated in Mac OS X */ FT_EXPORT_DEF( FT_Error ) FT_GetFile_From_Mac_Name( const char* fontName, @@ -1004,7 +1005,7 @@ /* accepts an FSRef instead of a path. */ /* */ /* This function is deprecated because Carbon data types (FSRef) */ - /* are not cross-platform, and thus not suitable for the freetype API. */ + /* are not cross-platform, and thus not suitable for the FreeType API. */ FT_EXPORT_DEF( FT_Error ) FT_New_Face_From_FSRef( FT_Library library, const FSRef* ref, @@ -1076,7 +1077,12 @@ #endif } -#endif /* FT_MACINTOSH */ +#else /* !FT_MACINTOSH */ + + /* ANSI C doesn't like empty source files */ + typedef int _ft_mac_dummy; + +#endif /* !FT_MACINTOSH */ /* END */ diff --git a/modules/freetype2/src/base/ftmm.c b/modules/freetype2/src/base/ftmm.c index 1b724ace6..800441bca 100644 --- a/modules/freetype2/src/base/ftmm.c +++ b/modules/freetype2/src/base/ftmm.c @@ -4,7 +4,7 @@ /* */ /* Multiple Master font support (body). */ /* */ -/* Copyright 1996-2016 by */ +/* Copyright 1996-2018 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -22,6 +22,7 @@ #include FT_MULTIPLE_MASTERS_H #include FT_INTERNAL_OBJECTS_H #include FT_SERVICE_MULTIPLE_MASTERS_H +#include FT_SERVICE_METRICS_VARIATIONS_H /*************************************************************************/ @@ -62,6 +63,34 @@ } + static FT_Error + ft_face_get_mvar_service( FT_Face face, + FT_Service_MetricsVariations *aservice ) + { + FT_Error error; + + + *aservice = NULL; + + if ( !face ) + return FT_THROW( Invalid_Face_Handle ); + + error = FT_ERR( Invalid_Argument ); + + if ( FT_HAS_MULTIPLE_MASTERS( face ) ) + { + FT_FACE_LOOKUP_SERVICE( face, + *aservice, + METRICS_VARIATIONS ); + + if ( *aservice ) + error = FT_Err_Ok; + } + + return error; + } + + /* documentation is in ftmm.h */ FT_EXPORT_DEF( FT_Error ) @@ -119,6 +148,25 @@ /* documentation is in ftmm.h */ FT_EXPORT_DEF( FT_Error ) + FT_Done_MM_Var( FT_Library library, + FT_MM_Var* amaster ) + { + FT_Memory memory; + + + if ( !library ) + return FT_THROW( Invalid_Library_Handle ); + + memory = library->memory; + FT_FREE( amaster ); + + return FT_Err_Ok; + } + + + /* documentation is in ftmm.h */ + + FT_EXPORT_DEF( FT_Error ) FT_Set_MM_Design_Coordinates( FT_Face face, FT_UInt num_coords, FT_Long* coords ) @@ -129,7 +177,7 @@ /* check of `face' delayed to `ft_face_get_mm_service' */ - if ( !coords ) + if ( num_coords && !coords ) return FT_THROW( Invalid_Argument ); error = ft_face_get_mm_service( face, &service ); @@ -158,21 +206,34 @@ FT_UInt num_coords, FT_Fixed* coords ) { - FT_Error error; - FT_Service_MultiMasters service; + FT_Error error; + FT_Service_MultiMasters service_mm = NULL; + FT_Service_MetricsVariations service_mvar = NULL; /* check of `face' delayed to `ft_face_get_mm_service' */ - if ( !coords ) + if ( num_coords && !coords ) return FT_THROW( Invalid_Argument ); - error = ft_face_get_mm_service( face, &service ); + error = ft_face_get_mm_service( face, &service_mm ); if ( !error ) { error = FT_ERR( Invalid_Argument ); - if ( service->set_var_design ) - error = service->set_var_design( face, num_coords, coords ); + if ( service_mm->set_var_design ) + error = service_mm->set_var_design( face, num_coords, coords ); + + /* internal error code -1 means `no change'; we can exit immediately */ + if ( error == -1 ) + return FT_Err_Ok; + } + + if ( !error ) + { + (void)ft_face_get_mvar_service( face, &service_mvar ); + + if ( service_mvar && service_mvar->metrics_adjust ) + service_mvar->metrics_adjust( face ); } /* enforce recomputation of auto-hinting data */ @@ -221,21 +282,34 @@ FT_UInt num_coords, FT_Fixed* coords ) { - FT_Error error; - FT_Service_MultiMasters service; + FT_Error error; + FT_Service_MultiMasters service_mm = NULL; + FT_Service_MetricsVariations service_mvar = NULL; /* check of `face' delayed to `ft_face_get_mm_service' */ - if ( !coords ) + if ( num_coords && !coords ) return FT_THROW( Invalid_Argument ); - error = ft_face_get_mm_service( face, &service ); + error = ft_face_get_mm_service( face, &service_mm ); if ( !error ) { error = FT_ERR( Invalid_Argument ); - if ( service->set_mm_blend ) - error = service->set_mm_blend( face, num_coords, coords ); + if ( service_mm->set_mm_blend ) + error = service_mm->set_mm_blend( face, num_coords, coords ); + + /* internal error code -1 means `no change'; we can exit immediately */ + if ( error == -1 ) + return FT_Err_Ok; + } + + if ( !error ) + { + (void)ft_face_get_mvar_service( face, &service_mvar ); + + if ( service_mvar && service_mvar->metrics_adjust ) + service_mvar->metrics_adjust( face ); } /* enforce recomputation of auto-hinting data */ @@ -259,21 +333,34 @@ FT_UInt num_coords, FT_Fixed* coords ) { - FT_Error error; - FT_Service_MultiMasters service; + FT_Error error; + FT_Service_MultiMasters service_mm = NULL; + FT_Service_MetricsVariations service_mvar = NULL; /* check of `face' delayed to `ft_face_get_mm_service' */ - if ( !coords ) + if ( num_coords && !coords ) return FT_THROW( Invalid_Argument ); - error = ft_face_get_mm_service( face, &service ); + error = ft_face_get_mm_service( face, &service_mm ); if ( !error ) { error = FT_ERR( Invalid_Argument ); - if ( service->set_mm_blend ) - error = service->set_mm_blend( face, num_coords, coords ); + if ( service_mm->set_mm_blend ) + error = service_mm->set_mm_blend( face, num_coords, coords ); + + /* internal error code -1 means `no change'; we can exit immediately */ + if ( error == -1 ) + return FT_Err_Ok; + } + + if ( !error ) + { + (void)ft_face_get_mvar_service( face, &service_mvar ); + + if ( service_mvar && service_mvar->metrics_adjust ) + service_mvar->metrics_adjust( face ); } /* enforce recomputation of auto-hinting data */ @@ -346,4 +433,76 @@ } + /* documentation is in ftmm.h */ + + FT_EXPORT_DEF( FT_Error ) + FT_Get_Var_Axis_Flags( FT_MM_Var* master, + FT_UInt axis_index, + FT_UInt* flags ) + { + FT_UShort* axis_flags; + + + if ( !master || !flags ) + return FT_THROW( Invalid_Argument ); + + if ( axis_index >= master->num_axis ) + return FT_THROW( Invalid_Argument ); + + /* the axis flags array immediately follows the data of `master' */ + axis_flags = (FT_UShort*)&( master[1] ); + *flags = axis_flags[axis_index]; + + return FT_Err_Ok; + } + + + /* documentation is in ftmm.h */ + + FT_EXPORT_DEF( FT_Error ) + FT_Set_Named_Instance( FT_Face face, + FT_UInt instance_index ) + { + FT_Error error; + + FT_Service_MultiMasters service_mm = NULL; + FT_Service_MetricsVariations service_mvar = NULL; + + + /* check of `face' delayed to `ft_face_get_mm_service' */ + + error = ft_face_get_mm_service( face, &service_mm ); + if ( !error ) + { + error = FT_ERR( Invalid_Argument ); + if ( service_mm->set_instance ) + error = service_mm->set_instance( face, instance_index ); + } + + if ( !error ) + { + (void)ft_face_get_mvar_service( face, &service_mvar ); + + if ( service_mvar && service_mvar->metrics_adjust ) + service_mvar->metrics_adjust( face ); + } + + /* enforce recomputation of auto-hinting data */ + if ( !error && face->autohint.finalizer ) + { + face->autohint.finalizer( face->autohint.data ); + face->autohint.data = NULL; + } + + if ( !error ) + { + face->face_index = ( instance_index << 16 ) | + ( face->face_index & 0xFFFFL ); + face->face_flags &= ~FT_FACE_FLAG_VARIATION; + } + + return error; + } + + /* END */ diff --git a/modules/freetype2/src/base/ftobjs.c b/modules/freetype2/src/base/ftobjs.c index 4f2a9ecdb..8d07e35ae 100644 --- a/modules/freetype2/src/base/ftobjs.c +++ b/modules/freetype2/src/base/ftobjs.c @@ -4,7 +4,7 @@ /* */ /* The FreeType private base classes (body). */ /* */ -/* Copyright 1996-2016 by */ +/* Copyright 1996-2018 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -19,12 +19,16 @@ #include <ft2build.h> #include FT_LIST_H #include FT_OUTLINE_H +#include FT_FONT_FORMATS_H + #include FT_INTERNAL_VALIDATE_H #include FT_INTERNAL_OBJECTS_H #include FT_INTERNAL_DEBUG_H #include FT_INTERNAL_RFORK_H #include FT_INTERNAL_STREAM_H -#include FT_INTERNAL_SFNT_H /* for SFNT_Load_Table_Func */ +#include FT_INTERNAL_SFNT_H /* for SFNT_Load_Table_Func */ +#include FT_INTERNAL_POSTSCRIPT_AUX_H /* for PS_Driver */ + #include FT_TRUETYPE_TABLES_H #include FT_TRUETYPE_TAGS_H #include FT_TRUETYPE_IDS_H @@ -37,6 +41,8 @@ #include FT_SERVICE_KERNING_H #include FT_SERVICE_TRUETYPE_ENGINE_H +#include FT_DRIVER_H + #ifdef FT_CONFIG_OPTION_MAC_FONTS #include "ftbase.h" #endif @@ -325,6 +331,138 @@ FT_BASE_DEF( void ) + ft_glyphslot_preset_bitmap( FT_GlyphSlot slot, + FT_Render_Mode mode, + const FT_Vector* origin ) + { + FT_Outline* outline = &slot->outline; + FT_Bitmap* bitmap = &slot->bitmap; + + FT_Pixel_Mode pixel_mode; + + FT_BBox cbox; + FT_Pos x_shift = 0; + FT_Pos y_shift = 0; + FT_Pos x_left, y_top; + FT_Pos width, height, pitch; + + + if ( slot->internal && ( slot->internal->flags & FT_GLYPH_OWN_BITMAP ) ) + return; + + if ( origin ) + { + x_shift = origin->x; + y_shift = origin->y; + } + + /* compute the control box, and grid-fit it, */ + /* taking into account the origin shift */ + FT_Outline_Get_CBox( outline, &cbox ); + + cbox.xMin += x_shift; + cbox.yMin += y_shift; + cbox.xMax += x_shift; + cbox.yMax += y_shift; + + switch ( mode ) + { + case FT_RENDER_MODE_MONO: + pixel_mode = FT_PIXEL_MODE_MONO; +#if 1 + /* undocumented but confirmed: bbox values get rounded */ + /* unless the rounded box can collapse for a narrow glyph */ + if ( cbox.xMax - cbox.xMin < 64 ) + { + cbox.xMin = FT_PIX_FLOOR( cbox.xMin ); + cbox.xMax = FT_PIX_CEIL_LONG( cbox.xMax ); + } + else + { + cbox.xMin = FT_PIX_ROUND_LONG( cbox.xMin ); + cbox.xMax = FT_PIX_ROUND_LONG( cbox.xMax ); + } + + if ( cbox.yMax - cbox.yMin < 64 ) + { + cbox.yMin = FT_PIX_FLOOR( cbox.yMin ); + cbox.yMax = FT_PIX_CEIL_LONG( cbox.yMax ); + } + else + { + cbox.yMin = FT_PIX_ROUND_LONG( cbox.yMin ); + cbox.yMax = FT_PIX_ROUND_LONG( cbox.yMax ); + } +#else + cbox.xMin = FT_PIX_FLOOR( cbox.xMin ); + cbox.yMin = FT_PIX_FLOOR( cbox.yMin ); + cbox.xMax = FT_PIX_CEIL_LONG( cbox.xMax ); + cbox.yMax = FT_PIX_CEIL_LONG( cbox.yMax ); +#endif + break; + + case FT_RENDER_MODE_LCD: + pixel_mode = FT_PIXEL_MODE_LCD; + ft_lcd_padding( &cbox.xMin, &cbox.xMax, slot ); + goto Round; + + case FT_RENDER_MODE_LCD_V: + pixel_mode = FT_PIXEL_MODE_LCD_V; + ft_lcd_padding( &cbox.yMin, &cbox.yMax, slot ); + goto Round; + + case FT_RENDER_MODE_NORMAL: + case FT_RENDER_MODE_LIGHT: + default: + pixel_mode = FT_PIXEL_MODE_GRAY; + Round: + cbox.xMin = FT_PIX_FLOOR( cbox.xMin ); + cbox.yMin = FT_PIX_FLOOR( cbox.yMin ); + cbox.xMax = FT_PIX_CEIL_LONG( cbox.xMax ); + cbox.yMax = FT_PIX_CEIL_LONG( cbox.yMax ); + } + + x_shift = SUB_LONG( x_shift, cbox.xMin ); + y_shift = SUB_LONG( y_shift, cbox.yMin ); + + x_left = cbox.xMin >> 6; + y_top = cbox.yMax >> 6; + + width = ( (FT_ULong)cbox.xMax - (FT_ULong)cbox.xMin ) >> 6; + height = ( (FT_ULong)cbox.yMax - (FT_ULong)cbox.yMin ) >> 6; + + switch ( pixel_mode ) + { + case FT_PIXEL_MODE_MONO: + pitch = ( ( width + 15 ) >> 4 ) << 1; + break; + + case FT_PIXEL_MODE_LCD: + width *= 3; + pitch = FT_PAD_CEIL( width, 4 ); + break; + + case FT_PIXEL_MODE_LCD_V: + height *= 3; + /* fall through */ + + case FT_PIXEL_MODE_GRAY: + default: + pitch = width; + } + + slot->bitmap_left = (FT_Int)x_left; + slot->bitmap_top = (FT_Int)y_top; + + bitmap->pixel_mode = (unsigned char)pixel_mode; + bitmap->num_grays = 256; + bitmap->width = (unsigned int)width; + bitmap->rows = (unsigned int)height; + bitmap->pitch = pitch; + } + + + FT_BASE_DEF( void ) ft_glyphslot_set_bitmap( FT_GlyphSlot slot, FT_Byte* buffer ) { @@ -462,7 +600,8 @@ Exit: - FT_TRACE4(( "FT_New_GlyphSlot: Return %d\n", error )); + FT_TRACE4(( "FT_New_GlyphSlot: Return 0x%x\n", error )); + return error; } @@ -575,34 +714,42 @@ if ( vertical ) { metrics->horiBearingX = FT_PIX_FLOOR( metrics->horiBearingX ); - metrics->horiBearingY = FT_PIX_CEIL ( metrics->horiBearingY ); + metrics->horiBearingY = FT_PIX_CEIL_LONG( metrics->horiBearingY ); - right = FT_PIX_CEIL( metrics->vertBearingX + metrics->width ); - bottom = FT_PIX_CEIL( metrics->vertBearingY + metrics->height ); + right = FT_PIX_CEIL_LONG( ADD_LONG( metrics->vertBearingX, + metrics->width ) ); + bottom = FT_PIX_CEIL_LONG( ADD_LONG( metrics->vertBearingY, + metrics->height ) ); metrics->vertBearingX = FT_PIX_FLOOR( metrics->vertBearingX ); metrics->vertBearingY = FT_PIX_FLOOR( metrics->vertBearingY ); - metrics->width = right - metrics->vertBearingX; - metrics->height = bottom - metrics->vertBearingY; + metrics->width = SUB_LONG( right, + metrics->vertBearingX ); + metrics->height = SUB_LONG( bottom, + metrics->vertBearingY ); } else { metrics->vertBearingX = FT_PIX_FLOOR( metrics->vertBearingX ); metrics->vertBearingY = FT_PIX_FLOOR( metrics->vertBearingY ); - right = FT_PIX_CEIL ( metrics->horiBearingX + metrics->width ); - bottom = FT_PIX_FLOOR( metrics->horiBearingY - metrics->height ); + right = FT_PIX_CEIL_LONG( ADD_LONG( metrics->horiBearingX, + metrics->width ) ); + bottom = FT_PIX_FLOOR( SUB_LONG( metrics->horiBearingY, + metrics->height ) ); metrics->horiBearingX = FT_PIX_FLOOR( metrics->horiBearingX ); - metrics->horiBearingY = FT_PIX_CEIL ( metrics->horiBearingY ); + metrics->horiBearingY = FT_PIX_CEIL_LONG( metrics->horiBearingY ); - metrics->width = right - metrics->horiBearingX; - metrics->height = metrics->horiBearingY - bottom; + metrics->width = SUB_LONG( right, + metrics->horiBearingX ); + metrics->height = SUB_LONG( metrics->horiBearingY, + bottom ); } - metrics->horiAdvance = FT_PIX_ROUND( metrics->horiAdvance ); - metrics->vertAdvance = FT_PIX_ROUND( metrics->vertAdvance ); + metrics->horiAdvance = FT_PIX_ROUND_LONG( metrics->horiAdvance ); + metrics->vertAdvance = FT_PIX_ROUND_LONG( metrics->vertAdvance ); } #endif /* GRID_FIT_METRICS */ @@ -657,9 +804,13 @@ * Determine whether we need to auto-hint or not. * The general rules are: * - * - Do only auto-hinting if we have a hinter module, a scalable font - * format dealing with outlines, and no transforms except simple - * slants and/or rotations by integer multiples of 90 degrees. + * - Do only auto-hinting if we have + * + * - a hinter module, + * - a scalable font format dealing with outlines, + * - not a tricky font, and + * - no transforms except simple slants and/or rotations by + * integer multiples of 90 degrees. * * - Then, auto-hint if FT_LOAD_FORCE_AUTOHINT is set or if we don't * have a native font hinter. @@ -689,7 +840,14 @@ else { FT_Render_Mode mode = FT_LOAD_TARGET_MODE( load_flags ); + FT_Bool is_light_type1; + + /* only the new Adobe engine (for both CFF and Type 1) is `light'; */ + /* we use `strstr' to catch both `Type 1' and `CID Type 1' */ + is_light_type1 = + ft_strstr( FT_Get_Font_Format( face ), "Type 1" ) != NULL && + ((PS_Driver)driver)->hinting_engine == FT_HINTING_ADOBE; /* the check for `num_locations' assures that we actually */ /* test for instructions in a TTF and not in a CFF-based OTF */ @@ -698,8 +856,9 @@ /* check the size of the `fpgm' and `prep' tables, too -- */ /* the assumption is that there don't exist real TTFs where */ /* both `fpgm' and `prep' tables are missing */ - if ( ( mode == FT_RENDER_MODE_LIGHT && - !FT_DRIVER_HINTS_LIGHTLY( driver ) ) || + if ( ( mode == FT_RENDER_MODE_LIGHT && + ( !FT_DRIVER_HINTS_LIGHTLY( driver ) && + !is_light_type1 ) ) || ( FT_IS_SFNT( face ) && ttface->num_locations && ttface->max_profile.maxSizeOfInstructions == 0 && @@ -719,8 +878,8 @@ /* XXX: This is really a temporary hack that should disappear */ /* promptly with FreeType 2.1! */ /* */ - if ( FT_HAS_FIXED_SIZES( face ) && - ( load_flags & FT_LOAD_NO_BITMAP ) == 0 ) + if ( FT_HAS_FIXED_SIZES( face ) && + ( load_flags & FT_LOAD_NO_BITMAP ) == 0 ) { error = driver->clazz->load_glyph( slot, face->size, glyph_index, @@ -788,7 +947,7 @@ /* compute the linear advance in 16.16 pixels */ if ( ( load_flags & FT_LOAD_LINEAR_DESIGN ) == 0 && - ( FT_IS_SCALABLE( face ) ) ) + FT_IS_SCALABLE( face ) ) { FT_Size_Metrics* metrics = &face->size->metrics; @@ -836,28 +995,37 @@ } } - FT_TRACE5(( " x advance: %d\n" , slot->advance.x )); - FT_TRACE5(( " y advance: %d\n" , slot->advance.y )); - - FT_TRACE5(( " linear x advance: %d\n" , slot->linearHoriAdvance )); - FT_TRACE5(( " linear y advance: %d\n" , slot->linearVertAdvance )); - - /* do we need to render the image now? */ + /* do we need to render the image or preset the bitmap now? */ if ( !error && + ( load_flags & FT_LOAD_NO_SCALE ) == 0 && slot->format != FT_GLYPH_FORMAT_BITMAP && - slot->format != FT_GLYPH_FORMAT_COMPOSITE && - load_flags & FT_LOAD_RENDER ) + slot->format != FT_GLYPH_FORMAT_COMPOSITE ) { FT_Render_Mode mode = FT_LOAD_TARGET_MODE( load_flags ); - if ( mode == FT_RENDER_MODE_NORMAL && - (load_flags & FT_LOAD_MONOCHROME ) ) + if ( mode == FT_RENDER_MODE_NORMAL && + load_flags & FT_LOAD_MONOCHROME ) mode = FT_RENDER_MODE_MONO; - error = FT_Render_Glyph( slot, mode ); + if ( load_flags & FT_LOAD_RENDER ) + error = FT_Render_Glyph( slot, mode ); + else + ft_glyphslot_preset_bitmap( slot, mode, NULL ); } + FT_TRACE5(( "FT_Load_Glyph: index %d, flags %x\n", + glyph_index, load_flags )); + FT_TRACE5(( " x advance: %f\n", slot->advance.x / 64.0 )); + FT_TRACE5(( " y advance: %f\n", slot->advance.y / 64.0 )); + FT_TRACE5(( " linear x advance: %f\n", + slot->linearHoriAdvance / 65536.0 )); + FT_TRACE5(( " linear y advance: %f\n", + slot->linearVertAdvance / 65536.0 )); + FT_TRACE5(( " bitmap %dx%d, mode %d\n", + slot->bitmap.width, slot->bitmap.rows, + slot->bitmap.pixel_mode )); + Exit: return error; } @@ -1185,6 +1353,8 @@ } #endif + face->internal->random_seed = -1; + if ( clazz->init_face ) error = clazz->init_face( *astream, face, @@ -2031,13 +2201,15 @@ { FT_TRACE3(( "Skip rule %d: darwin vfs resource fork" " is already checked and" - " no font is found\n", i )); + " no font is found\n", + i )); continue; } if ( errors[i] ) { - FT_TRACE3(( "Error[%d] has occurred in rule %d\n", errors[i], i )); + FT_TRACE3(( "Error 0x%x has occurred in rule %d\n", + errors[i], i )); continue; } @@ -2396,7 +2568,7 @@ if ( bsize->height < 0 || bsize->x_ppem < 0 || bsize->y_ppem < 0 ) { FT_TRACE0(( "FT_Open_Face:" - " Invalid bitmap dimensions for stroke %d," + " Invalid bitmap dimensions for strike %d," " now disabled\n", i )); bsize->width = 0; bsize->height = 0; @@ -2421,6 +2593,13 @@ internal->transform_delta.y = 0; internal->refcount = 1; + + internal->no_stem_darkening = -1; + +#ifdef FT_CONFIG_OPTION_SUBPIXEL_RENDERING + /* Per-face filtering can only be set up by FT_Face_Properties */ + internal->lcd_filter_func = NULL; +#endif } if ( aface ) @@ -2440,15 +2619,17 @@ #ifdef FT_DEBUG_LEVEL_TRACE if ( !error && face_index < 0 ) { - FT_TRACE3(( "FT_Open_Face: The font has %ld faces\n" - " and %ld named instances for face %ld\n", + FT_TRACE3(( "FT_Open_Face: The font has %ld face%s\n" + " and %ld named instance%s for face %ld\n", face->num_faces, + face->num_faces == 1 ? "" : "s", face->style_flags >> 16, + ( face->style_flags >> 16 ) == 1 ? "" : "s", -face_index - 1 )); } #endif - FT_TRACE4(( "FT_Open_Face: Return %d\n", error )); + FT_TRACE4(( "FT_Open_Face: Return 0x%x\n", error )); return error; } @@ -2589,6 +2770,8 @@ FT_Size size = NULL; FT_ListNode node = NULL; + FT_Size_Internal internal = NULL; + if ( !face ) return FT_THROW( Invalid_Face_Handle ); @@ -2611,8 +2794,10 @@ size->face = face; - /* for now, do not use any internal fields in size objects */ - size->internal = NULL; + if ( FT_NEW( internal ) ) + goto Exit; + + size->internal = internal; if ( clazz->init_size ) error = clazz->init_size( size ); @@ -2836,18 +3021,6 @@ metrics->height = bsize->height << 6; metrics->max_advance = bsize->x_ppem; } - - FT_TRACE5(( "FT_Select_Metrics:\n" )); - FT_TRACE5(( " x scale: %d (%f)\n", - metrics->x_scale, metrics->x_scale / 65536.0 )); - FT_TRACE5(( " y scale: %d (%f)\n", - metrics->y_scale, metrics->y_scale / 65536.0 )); - FT_TRACE5(( " ascender: %f\n", metrics->ascender / 64.0 )); - FT_TRACE5(( " descender: %f\n", metrics->descender / 64.0 )); - FT_TRACE5(( " height: %f\n", metrics->height / 64.0 )); - FT_TRACE5(( " max advance: %f\n", metrics->max_advance / 64.0 )); - FT_TRACE5(( " x ppem: %d\n", metrics->x_ppem )); - FT_TRACE5(( " y ppem: %d\n", metrics->y_ppem )); } @@ -2956,18 +3129,6 @@ metrics->x_scale = 1L << 16; metrics->y_scale = 1L << 16; } - - FT_TRACE5(( "FT_Request_Metrics:\n" )); - FT_TRACE5(( " x scale: %d (%f)\n", - metrics->x_scale, metrics->x_scale / 65536.0 )); - FT_TRACE5(( " y scale: %d (%f)\n", - metrics->y_scale, metrics->y_scale / 65536.0 )); - FT_TRACE5(( " ascender: %f\n", metrics->ascender / 64.0 )); - FT_TRACE5(( " descender: %f\n", metrics->descender / 64.0 )); - FT_TRACE5(( " height: %f\n", metrics->height / 64.0 )); - FT_TRACE5(( " max advance: %f\n", metrics->max_advance / 64.0 )); - FT_TRACE5(( " x ppem: %d\n", metrics->x_ppem )); - FT_TRACE5(( " y ppem: %d\n", metrics->y_ppem )); } @@ -2977,6 +3138,7 @@ FT_Select_Size( FT_Face face, FT_Int strike_index ) { + FT_Error error = FT_Err_Ok; FT_Driver_Class clazz; @@ -2990,36 +3152,37 @@ if ( clazz->select_size ) { - FT_Error error; + error = clazz->select_size( face->size, (FT_ULong)strike_index ); + FT_TRACE5(( "FT_Select_Size (%s driver):\n", + face->driver->root.clazz->module_name )); + } + else + { + FT_Select_Metrics( face, (FT_ULong)strike_index ); - error = clazz->select_size( face->size, (FT_ULong)strike_index ); + FT_TRACE5(( "FT_Select_Size:\n" )); + } #ifdef FT_DEBUG_LEVEL_TRACE - { - FT_Size_Metrics* metrics = &face->size->metrics; - - - FT_TRACE5(( "FT_Select_Size (font driver's `select_size'):\n" )); - FT_TRACE5(( " x scale: %d (%f)\n", - metrics->x_scale, metrics->x_scale / 65536.0 )); - FT_TRACE5(( " y scale: %d (%f)\n", - metrics->y_scale, metrics->y_scale / 65536.0 )); - FT_TRACE5(( " ascender: %f\n", metrics->ascender / 64.0 )); - FT_TRACE5(( " descender: %f\n", metrics->descender / 64.0 )); - FT_TRACE5(( " height: %f\n", metrics->height / 64.0 )); - FT_TRACE5(( " max advance: %f\n", metrics->max_advance / 64.0 )); - FT_TRACE5(( " x ppem: %d\n", metrics->x_ppem )); - FT_TRACE5(( " y ppem: %d\n", metrics->y_ppem )); - } -#endif + { + FT_Size_Metrics* metrics = &face->size->metrics; - return error; - } - FT_Select_Metrics( face, (FT_ULong)strike_index ); + FT_TRACE5(( " x scale: %d (%f)\n", + metrics->x_scale, metrics->x_scale / 65536.0 )); + FT_TRACE5(( " y scale: %d (%f)\n", + metrics->y_scale, metrics->y_scale / 65536.0 )); + FT_TRACE5(( " ascender: %f\n", metrics->ascender / 64.0 )); + FT_TRACE5(( " descender: %f\n", metrics->descender / 64.0 )); + FT_TRACE5(( " height: %f\n", metrics->height / 64.0 )); + FT_TRACE5(( " max advance: %f\n", metrics->max_advance / 64.0 )); + FT_TRACE5(( " x ppem: %d\n", metrics->x_ppem )); + FT_TRACE5(( " y ppem: %d\n", metrics->y_ppem )); + } +#endif - return FT_Err_Ok; + return error; } @@ -3029,6 +3192,7 @@ FT_Request_Size( FT_Face face, FT_Size_Request req ) { + FT_Error error = FT_Err_Ok; FT_Driver_Class clazz; FT_ULong strike_index; @@ -3040,59 +3204,60 @@ req->type >= FT_SIZE_REQUEST_TYPE_MAX ) return FT_THROW( Invalid_Argument ); + /* signal the auto-hinter to recompute its size metrics */ + /* (if requested) */ + face->size->internal->autohint_metrics.x_scale = 0; + clazz = face->driver->clazz; if ( clazz->request_size ) { - FT_Error error; - - error = clazz->request_size( face->size, req ); -#ifdef FT_DEBUG_LEVEL_TRACE - { - FT_Size_Metrics* metrics = &face->size->metrics; - - - FT_TRACE5(( "FT_Request_Size (font driver's `request_size'):\n" )); - FT_TRACE5(( " x scale: %d (%f)\n", - metrics->x_scale, metrics->x_scale / 65536.0 )); - FT_TRACE5(( " y scale: %d (%f)\n", - metrics->y_scale, metrics->y_scale / 65536.0 )); - FT_TRACE5(( " ascender: %f\n", metrics->ascender / 64.0 )); - FT_TRACE5(( " descender: %f\n", metrics->descender / 64.0 )); - FT_TRACE5(( " height: %f\n", metrics->height / 64.0 )); - FT_TRACE5(( " max advance: %f\n", metrics->max_advance / 64.0 )); - FT_TRACE5(( " x ppem: %d\n", metrics->x_ppem )); - FT_TRACE5(( " y ppem: %d\n", metrics->y_ppem )); - } -#endif - - return error; + FT_TRACE5(( "FT_Request_Size (%s driver):\n", + face->driver->root.clazz->module_name )); } - - /* - * The reason that a driver doesn't have `request_size' defined is - * either that the scaling here suffices or that the supported formats - * are bitmap-only and size matching is not implemented. - * - * In the latter case, a simple size matching is done. - */ - if ( !FT_IS_SCALABLE( face ) && FT_HAS_FIXED_SIZES( face ) ) + else if ( !FT_IS_SCALABLE( face ) && FT_HAS_FIXED_SIZES( face ) ) { - FT_Error error; - - + /* + * The reason that a driver doesn't have `request_size' defined is + * either that the scaling here suffices or that the supported formats + * are bitmap-only and size matching is not implemented. + * + * In the latter case, a simple size matching is done. + */ error = FT_Match_Size( face, req, 0, &strike_index ); if ( error ) return error; return FT_Select_Size( face, (FT_Int)strike_index ); } + else + { + FT_Request_Metrics( face, req ); + + FT_TRACE5(( "FT_Request_Size:\n" )); + } + +#ifdef FT_DEBUG_LEVEL_TRACE + { + FT_Size_Metrics* metrics = &face->size->metrics; - FT_Request_Metrics( face, req ); - return FT_Err_Ok; + FT_TRACE5(( " x scale: %d (%f)\n", + metrics->x_scale, metrics->x_scale / 65536.0 )); + FT_TRACE5(( " y scale: %d (%f)\n", + metrics->y_scale, metrics->y_scale / 65536.0 )); + FT_TRACE5(( " ascender: %f\n", metrics->ascender / 64.0 )); + FT_TRACE5(( " descender: %f\n", metrics->descender / 64.0 )); + FT_TRACE5(( " height: %f\n", metrics->height / 64.0 )); + FT_TRACE5(( " max advance: %f\n", metrics->max_advance / 64.0 )); + FT_TRACE5(( " x ppem: %d\n", metrics->x_ppem )); + FT_TRACE5(( " y ppem: %d\n", metrics->y_ppem )); + } +#endif + + return error; } @@ -3586,6 +3751,85 @@ /* documentation is in freetype.h */ + FT_EXPORT_DEF( FT_Error ) + FT_Face_Properties( FT_Face face, + FT_UInt num_properties, + FT_Parameter* properties ) + { + FT_Error error = FT_Err_Ok; + + + if ( num_properties > 0 && !properties ) + { + error = FT_THROW( Invalid_Argument ); + goto Exit; + } + + for ( ; num_properties > 0; num_properties-- ) + { + if ( properties->tag == FT_PARAM_TAG_STEM_DARKENING ) + { + if ( properties->data ) + { + if ( *( (FT_Bool*)properties->data ) == TRUE ) + face->internal->no_stem_darkening = FALSE; + else + face->internal->no_stem_darkening = TRUE; + } + else + { + /* use module default */ + face->internal->no_stem_darkening = -1; + } + } + else if ( properties->tag == FT_PARAM_TAG_LCD_FILTER_WEIGHTS ) + { +#ifdef FT_CONFIG_OPTION_SUBPIXEL_RENDERING + if ( properties->data ) + { + ft_memcpy( face->internal->lcd_weights, + properties->data, + FT_LCD_FILTER_FIVE_TAPS ); + face->internal->lcd_filter_func = ft_lcd_filter_fir; + } +#else + error = FT_THROW( Unimplemented_Feature ); + goto Exit; +#endif + } + else if ( properties->tag == FT_PARAM_TAG_RANDOM_SEED ) + { + if ( properties->data ) + { + face->internal->random_seed = *( (FT_Int32*)properties->data ); + if ( face->internal->random_seed < 0 ) + face->internal->random_seed = 0; + } + else + { + /* use module default */ + face->internal->random_seed = -1; + } + } + else + { + error = FT_THROW( Invalid_Argument ); + goto Exit; + } + + if ( error ) + break; + + properties++; + } + + Exit: + return error; + } + + + /* documentation is in freetype.h */ + FT_EXPORT_DEF( FT_UInt ) FT_Face_GetCharVariantIndex( FT_Face face, FT_ULong charcode, @@ -3609,12 +3853,14 @@ if ( charcode > 0xFFFFFFFFUL ) { - FT_TRACE1(( "FT_Get_Char_Index: too large charcode" )); + FT_TRACE1(( "FT_Face_GetCharVariantIndex:" + " too large charcode" )); FT_TRACE1(( " 0x%x is truncated\n", charcode )); } if ( variantSelector > 0xFFFFFFFFUL ) { - FT_TRACE1(( "FT_Get_Char_Index: too large variantSelector" )); + FT_TRACE1(( "FT_Face_GetCharVariantIndex:" + " too large variantSelector" )); FT_TRACE1(( " 0x%x is truncated\n", variantSelector )); } @@ -3650,12 +3896,14 @@ if ( charcode > 0xFFFFFFFFUL ) { - FT_TRACE1(( "FT_Get_Char_Index: too large charcode" )); + FT_TRACE1(( "FT_Face_GetCharVariantIsDefault:" + " too large charcode" )); FT_TRACE1(( " 0x%x is truncated\n", charcode )); } if ( variantSelector > 0xFFFFFFFFUL ) { - FT_TRACE1(( "FT_Get_Char_Index: too large variantSelector" )); + FT_TRACE1(( "FT_Face_GetCharVariantIsDefault:" + " too large variantSelector" )); FT_TRACE1(( " 0x%x is truncated\n", variantSelector )); } @@ -3718,7 +3966,7 @@ if ( charcode > 0xFFFFFFFFUL ) { - FT_TRACE1(( "FT_Get_Char_Index: too large charcode" )); + FT_TRACE1(( "FT_Face_GetVariantsOfChar: too large charcode" )); FT_TRACE1(( " 0x%x is truncated\n", charcode )); } @@ -4294,43 +4542,97 @@ */ /* we use FT_TRACE3 in this block */ - if ( ft_trace_levels[trace_bitmap] >= 3 ) + if ( !error && + ft_trace_levels[trace_bitmap] >= 3 && + slot->bitmap.buffer ) { + FT_Bitmap bitmap; + FT_Error err; + + + FT_Bitmap_Init( &bitmap ); + /* we convert to a single bitmap format for computing the checksum */ - if ( !error && slot->bitmap.buffer ) + /* this also converts the bitmap flow to `down' (i.e., pitch > 0) */ + err = FT_Bitmap_Convert( library, &slot->bitmap, &bitmap, 1 ); + if ( !err ) { - FT_Bitmap bitmap; - FT_Error err; + MD5_CTX ctx; + unsigned char md5[16]; + unsigned long coverage = 0; + int i, j; + int rows = (int)bitmap.rows; + int pitch = bitmap.pitch; + + + FT_TRACE3(( "FT_Render_Glyph: bitmap %dx%d, mode %d\n", + rows, pitch, slot->bitmap.pixel_mode )); + + for ( i = 0; i < rows; i++ ) + for ( j = 0; j < pitch; j++ ) + coverage += bitmap.buffer[i * pitch + j]; + + FT_TRACE3(( " Total coverage: %lu\n", coverage )); + + MD5_Init( &ctx ); + if ( bitmap.buffer ) + MD5_Update( &ctx, bitmap.buffer, + (unsigned long)rows * (unsigned long)pitch ); + MD5_Final( md5, &ctx ); + + FT_TRACE3(( " MD5 checksum: " )); + for ( i = 0; i < 16; i++ ) + FT_TRACE3(( "%02X", md5[i] )); + FT_TRACE3(( "\n" )); + } + + FT_Bitmap_Done( library, &bitmap ); + } + + /* + * Dump bitmap in Netpbm format (PBM or PGM). + */ + /* we use FT_TRACE7 in this block */ + if ( !error && + ft_trace_levels[trace_bitmap] >= 7 && + slot->bitmap.rows < 128U && + slot->bitmap.width < 128U && + slot->bitmap.buffer ) + { + int rows = (int)slot->bitmap.rows; + int width = (int)slot->bitmap.width; + int pitch = slot->bitmap.pitch; + int i, j, m; + unsigned char* topleft = slot->bitmap.buffer; - FT_Bitmap_Init( &bitmap ); + if ( pitch < 0 ) + topleft -= pitch * ( rows - 1 ); - /* this also converts the bitmap flow to `down' (i.e., pitch > 0) */ - err = FT_Bitmap_Convert( library, &slot->bitmap, &bitmap, 1 ); - if ( !err ) + FT_TRACE7(( "Netpbm image: start\n" )); + switch ( slot->bitmap.pixel_mode ) + { + case FT_PIXEL_MODE_MONO: + FT_TRACE7(( "P1 %d %d\n", width, rows )); + for ( i = 0; i < rows; i++ ) { - MD5_CTX ctx; - unsigned char md5[16]; - int i; - unsigned int rows = bitmap.rows; - unsigned int pitch = (unsigned int)bitmap.pitch; - - - MD5_Init( &ctx ); - if ( bitmap.buffer ) - MD5_Update( &ctx, bitmap.buffer, rows * pitch ); - MD5_Final( md5, &ctx ); - - FT_TRACE3(( "MD5 checksum for %dx%d bitmap:\n" - " ", - rows, pitch )); - for ( i = 0; i < 16; i++ ) - FT_TRACE3(( "%02X", md5[i] )); - FT_TRACE3(( "\n" )); + for ( j = 0; j < width; ) + for ( m = 128; m > 0 && j < width; m >>= 1, j++ ) + FT_TRACE7(( " %d", ( topleft[i * pitch + j / 8] & m ) != 0 )); + FT_TRACE7(( "\n" )); } + break; - FT_Bitmap_Done( library, &bitmap ); + default: + FT_TRACE7(( "P2 %d %d 255\n", width, rows )); + for ( i = 0; i < rows; i++ ) + { + for ( j = 0; j < width; j += 1 ) + FT_TRACE7(( " %3u", topleft[i * pitch + j] )); + FT_TRACE7(( "\n" )); + } } + FT_TRACE7(( "Netpbm image: end\n" )); } #undef FT_COMPONENT @@ -4437,7 +4739,7 @@ if ( !clazz ) return FT_THROW( Invalid_Argument ); - /* check freetype version */ + /* check FreeType version */ if ( clazz->module_requires > FREETYPE_VER_FIXED ) return FT_THROW( Invalid_Version ); @@ -4861,10 +5163,6 @@ goto Fail; #endif - /* we don't use raster_pool anymore. */ - library->raster_pool_size = 0; - library->raster_pool = NULL; - library->version_major = FREETYPE_MAJOR; library->version_minor = FREETYPE_MINOR; library->version_patch = FREETYPE_PATCH; @@ -4879,9 +5177,9 @@ #ifdef FT_CONFIG_OPTION_PIC Fail: ft_pic_container_destroy( library ); -#endif FT_FREE( library ); return error; +#endif } diff --git a/modules/freetype2/src/base/ftotval.c b/modules/freetype2/src/base/ftotval.c index fe54e0228..a2944a795 100644 --- a/modules/freetype2/src/base/ftotval.c +++ b/modules/freetype2/src/base/ftotval.c @@ -4,7 +4,7 @@ /* */ /* FreeType API for validating OpenType tables (body). */ /* */ -/* Copyright 2004-2016 by */ +/* Copyright 2004-2018 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ diff --git a/modules/freetype2/src/base/ftoutln.c b/modules/freetype2/src/base/ftoutln.c index fc28225c6..cb91321de 100644 --- a/modules/freetype2/src/base/ftoutln.c +++ b/modules/freetype2/src/base/ftoutln.c @@ -4,7 +4,7 @@ /* */ /* FreeType outline management (body). */ /* */ -/* Copyright 1996-2016 by */ +/* Copyright 1996-2018 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -286,12 +286,13 @@ FT_TRACE5(( "FT_Outline_Decompose: Done\n", n )); return FT_Err_Ok; + Invalid_Outline: + error = FT_THROW( Invalid_Outline ); + /* fall through */ + Exit: - FT_TRACE5(( "FT_Outline_Decompose: Error %d\n", error )); + FT_TRACE5(( "FT_Outline_Decompose: Error 0x%x\n", error )); return error; - - Invalid_Outline: - return FT_THROW( Invalid_Outline ); } @@ -540,8 +541,8 @@ for ( n = 0; n < outline->n_points; n++ ) { - vec->x += xOffset; - vec->y += yOffset; + vec->x = ADD_LONG( vec->x, xOffset ); + vec->y = ADD_LONG( vec->y, yOffset ); vec++; } } @@ -1088,7 +1089,8 @@ v_cur.x = points[n].x >> xshift; v_cur.y = points[n].y >> yshift; - area += ( v_cur.y - v_prev.y ) * ( v_cur.x + v_prev.x ); + area = ADD_LONG( area, + ( v_cur.y - v_prev.y ) * ( v_cur.x + v_prev.x ) ); v_prev = v_cur; } diff --git a/modules/freetype2/src/base/ftpatent.c b/modules/freetype2/src/base/ftpatent.c index 4861be130..e23ee2e3f 100644 --- a/modules/freetype2/src/base/ftpatent.c +++ b/modules/freetype2/src/base/ftpatent.c @@ -3,9 +3,9 @@ /* ftpatent.c */ /* */ /* FreeType API for checking patented TrueType bytecode instructions */ -/* (body). Obsolete, retained for backwards compatibility. */ +/* (body). Obsolete, retained for backward compatibility. */ /* */ -/* Copyright 2007-2016 by */ +/* Copyright 2007-2018 by */ /* David Turner. */ /* */ /* This file is part of the FreeType project, and may only be used, */ diff --git a/modules/freetype2/src/base/ftpfr.c b/modules/freetype2/src/base/ftpfr.c index 81faa529c..bfe13520e 100644 --- a/modules/freetype2/src/base/ftpfr.c +++ b/modules/freetype2/src/base/ftpfr.c @@ -4,7 +4,7 @@ /* */ /* FreeType API for accessing PFR-specific data (body). */ /* */ -/* Copyright 2002-2016 by */ +/* Copyright 2002-2018 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ diff --git a/modules/freetype2/src/base/ftpic.c b/modules/freetype2/src/base/ftpic.c index 03769dba2..1492e1809 100644 --- a/modules/freetype2/src/base/ftpic.c +++ b/modules/freetype2/src/base/ftpic.c @@ -4,7 +4,7 @@ /* */ /* The FreeType position independent code services (body). */ /* */ -/* Copyright 2009-2016 by */ +/* Copyright 2009-2018 by */ /* Oran Agra and Mickey Gabel. */ /* */ /* This file is part of the FreeType project, and may only be used, */ diff --git a/modules/freetype2/src/base/ftpsprop.c b/modules/freetype2/src/base/ftpsprop.c new file mode 100644 index 000000000..459b5e605 --- /dev/null +++ b/modules/freetype2/src/base/ftpsprop.c @@ -0,0 +1,285 @@ +/***************************************************************************/ +/* */ +/* ftpsprop.c */ +/* */ +/* Get and set properties of PostScript drivers (body). */ +/* See `ftdriver.h' for available properties. */ +/* */ +/* Copyright 2017-2018 by */ +/* David Turner, Robert Wilhelm, and Werner Lemberg. */ +/* */ +/* This file is part of the FreeType project, and may only be used, */ +/* modified, and distributed under the terms of the FreeType project */ +/* license, LICENSE.TXT. By continuing to use, modify, or distribute */ +/* this file you indicate that you have read the license and */ +/* understand and accept it fully. */ +/* */ +/***************************************************************************/ + + +#include <ft2build.h> +#include FT_DRIVER_H +#include FT_INTERNAL_DEBUG_H +#include FT_INTERNAL_POSTSCRIPT_AUX_H +#include FT_INTERNAL_OBJECTS_H +#include FT_INTERNAL_POSTSCRIPT_PROPS_H + + + /*************************************************************************/ + /* */ + /* The macro FT_COMPONENT is used in trace mode. It is an implicit */ + /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */ + /* messages during execution. */ + /* */ +#undef FT_COMPONENT +#define FT_COMPONENT trace_psprops + + + FT_BASE_CALLBACK_DEF( FT_Error ) + ps_property_set( FT_Module module, /* PS_Driver */ + const char* property_name, + const void* value, + FT_Bool value_is_string ) + { + FT_Error error = FT_Err_Ok; + PS_Driver driver = (PS_Driver)module; + +#ifndef FT_CONFIG_OPTION_ENVIRONMENT_PROPERTIES + FT_UNUSED( value_is_string ); +#endif + + + if ( !ft_strcmp( property_name, "darkening-parameters" ) ) + { + FT_Int* darken_params; + FT_Int x1, y1, x2, y2, x3, y3, x4, y4; + +#ifdef FT_CONFIG_OPTION_ENVIRONMENT_PROPERTIES + FT_Int dp[8]; + + + if ( value_is_string ) + { + const char* s = (const char*)value; + char* ep; + int i; + + + /* eight comma-separated numbers */ + for ( i = 0; i < 7; i++ ) + { + dp[i] = (FT_Int)ft_strtol( s, &ep, 10 ); + if ( *ep != ',' || s == ep ) + return FT_THROW( Invalid_Argument ); + + s = ep + 1; + } + + dp[7] = (FT_Int)ft_strtol( s, &ep, 10 ); + if ( !( *ep == '\0' || *ep == ' ' ) || s == ep ) + return FT_THROW( Invalid_Argument ); + + darken_params = dp; + } + else +#endif + darken_params = (FT_Int*)value; + + x1 = darken_params[0]; + y1 = darken_params[1]; + x2 = darken_params[2]; + y2 = darken_params[3]; + x3 = darken_params[4]; + y3 = darken_params[5]; + x4 = darken_params[6]; + y4 = darken_params[7]; + + if ( x1 < 0 || x2 < 0 || x3 < 0 || x4 < 0 || + y1 < 0 || y2 < 0 || y3 < 0 || y4 < 0 || + x1 > x2 || x2 > x3 || x3 > x4 || + y1 > 500 || y2 > 500 || y3 > 500 || y4 > 500 ) + return FT_THROW( Invalid_Argument ); + + driver->darken_params[0] = x1; + driver->darken_params[1] = y1; + driver->darken_params[2] = x2; + driver->darken_params[3] = y2; + driver->darken_params[4] = x3; + driver->darken_params[5] = y3; + driver->darken_params[6] = x4; + driver->darken_params[7] = y4; + + return error; + } + + else if ( !ft_strcmp( property_name, "hinting-engine" ) ) + { +#if defined( CFF_CONFIG_OPTION_OLD_ENGINE ) || \ + defined( T1_CONFIG_OPTION_OLD_ENGINE ) + const char* module_name = module->clazz->module_name; +#endif + + +#ifdef FT_CONFIG_OPTION_ENVIRONMENT_PROPERTIES + if ( value_is_string ) + { + const char* s = (const char*)value; + + + if ( !ft_strcmp( s, "adobe" ) ) + driver->hinting_engine = FT_HINTING_ADOBE; + +#ifdef CFF_CONFIG_OPTION_OLD_ENGINE + else if ( !ft_strcmp( module_name, "cff" ) && + !ft_strcmp( s, "freetype" ) ) + driver->hinting_engine = FT_HINTING_FREETYPE; +#endif + +#ifdef T1_CONFIG_OPTION_OLD_ENGINE + else if ( ( !ft_strcmp( module_name, "type1" ) || + !ft_strcmp( module_name, "t1cid" ) ) && + !ft_strcmp( s, "freetype" ) ) + driver->hinting_engine = FT_HINTING_FREETYPE; +#endif + + else + return FT_THROW( Invalid_Argument ); + } + else +#endif /* FT_CONFIG_OPTION_ENVIRONMENT_PROPERTIES */ + { + FT_UInt* hinting_engine = (FT_UInt*)value; + + + if ( *hinting_engine == FT_HINTING_ADOBE +#ifdef CFF_CONFIG_OPTION_OLD_ENGINE + || ( *hinting_engine == FT_HINTING_FREETYPE && + !ft_strcmp( module_name, "cff" ) ) +#endif +#ifdef T1_CONFIG_OPTION_OLD_ENGINE + || ( *hinting_engine == FT_HINTING_FREETYPE && + ( !ft_strcmp( module_name, "type1" ) || + !ft_strcmp( module_name, "t1cid" ) ) ) +#endif + ) + driver->hinting_engine = *hinting_engine; + else + error = FT_ERR( Unimplemented_Feature ); + + return error; + } + } + + else if ( !ft_strcmp( property_name, "no-stem-darkening" ) ) + { +#ifdef FT_CONFIG_OPTION_ENVIRONMENT_PROPERTIES + if ( value_is_string ) + { + const char* s = (const char*)value; + long nsd = ft_strtol( s, NULL, 10 ); + + + if ( !nsd ) + driver->no_stem_darkening = FALSE; + else + driver->no_stem_darkening = TRUE; + } + else +#endif + { + FT_Bool* no_stem_darkening = (FT_Bool*)value; + + + driver->no_stem_darkening = *no_stem_darkening; + } + + return error; + } + + else if ( !ft_strcmp( property_name, "random-seed" ) ) + { + FT_Int32 random_seed; + + +#ifdef FT_CONFIG_OPTION_ENVIRONMENT_PROPERTIES + if ( value_is_string ) + { + const char* s = (const char*)value; + + + random_seed = (FT_Int32)ft_strtol( s, NULL, 10 ); + } + else +#endif + random_seed = *(FT_Int32*)value; + + if ( random_seed < 0 ) + random_seed = 0; + + driver->random_seed = random_seed; + + return error; + } + + FT_TRACE0(( "ps_property_set: missing property `%s'\n", + property_name )); + return FT_THROW( Missing_Property ); + } + + + FT_BASE_CALLBACK_DEF( FT_Error ) + ps_property_get( FT_Module module, /* PS_Driver */ + const char* property_name, + void* value ) + { + FT_Error error = FT_Err_Ok; + PS_Driver driver = (PS_Driver)module; + + + if ( !ft_strcmp( property_name, "darkening-parameters" ) ) + { + FT_Int* darken_params = driver->darken_params; + FT_Int* val = (FT_Int*)value; + + + val[0] = darken_params[0]; + val[1] = darken_params[1]; + val[2] = darken_params[2]; + val[3] = darken_params[3]; + val[4] = darken_params[4]; + val[5] = darken_params[5]; + val[6] = darken_params[6]; + val[7] = darken_params[7]; + + return error; + } + + else if ( !ft_strcmp( property_name, "hinting-engine" ) ) + { + FT_UInt hinting_engine = driver->hinting_engine; + FT_UInt* val = (FT_UInt*)value; + + + *val = hinting_engine; + + return error; + } + + else if ( !ft_strcmp( property_name, "no-stem-darkening" ) ) + { + FT_Bool no_stem_darkening = driver->no_stem_darkening; + FT_Bool* val = (FT_Bool*)value; + + + *val = no_stem_darkening; + + return error; + } + + FT_TRACE0(( "ps_property_get: missing property `%s'\n", + property_name )); + return FT_THROW( Missing_Property ); + } + + +/* END */ diff --git a/modules/freetype2/src/base/ftrfork.c b/modules/freetype2/src/base/ftrfork.c index eac2ddba9..c3a2b9151 100644 --- a/modules/freetype2/src/base/ftrfork.c +++ b/modules/freetype2/src/base/ftrfork.c @@ -4,7 +4,7 @@ /* */ /* Embedded resource forks accessor (body). */ /* */ -/* Copyright 2004-2016 by */ +/* Copyright 2004-2018 by */ /* Masatake YAMATO and Redhat K.K. */ /* */ /* FT_Raccess_Get_HeaderInfo() and raccess_guess_darwin_hfsplus() are */ @@ -271,7 +271,13 @@ if ( FT_STREAM_SKIP( 4 ) ) /* mbz */ goto Exit; - if ( ref[j].res_id < 0 || temp < 0 ) + /* + * According to Inside Macintosh: More Macintosh Toolbox, + * "Resource IDs" (1-46), there are some reserved IDs. + * However, FreeType2 is not a font synthesizer, no need + * to check the acceptable resource ID. + */ + if ( temp < 0 ) { error = FT_THROW( Invalid_Table ); goto Exit; @@ -281,7 +287,7 @@ FT_TRACE3(( " [%d]:" " resource_id=0x%04x, offset=0x%08x\n", - j, ref[j].res_id, ref[j].offset )); + j, (FT_UShort)ref[j].res_id, ref[j].offset )); } if ( sort_by_res_id ) @@ -472,7 +478,7 @@ } -#ifndef FT_MACINTOSH +#if defined( FT_CONFIG_OPTION_MAC_FONTS ) && !defined( FT_MACINTOSH ) static FT_RFork_Rule raccess_get_rule_type_from_rule_index( FT_Library library, FT_UInt rule_index ) diff --git a/modules/freetype2/src/base/ftsnames.c b/modules/freetype2/src/base/ftsnames.c index e0d5f824d..90ea1e2be 100644 --- a/modules/freetype2/src/base/ftsnames.c +++ b/modules/freetype2/src/base/ftsnames.c @@ -7,7 +7,7 @@ /* */ /* This is _not_ used to retrieve glyph names! */ /* */ -/* Copyright 1996-2016 by */ +/* Copyright 1996-2018 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -20,6 +20,8 @@ #include <ft2build.h> +#include FT_INTERNAL_DEBUG_H + #include FT_SFNT_NAMES_H #include FT_INTERNAL_TRUETYPE_TYPES_H #include FT_INTERNAL_STREAM_H @@ -54,7 +56,7 @@ if ( idx < (FT_UInt)ttface->num_names ) { - TT_NameEntryRec* entry = ttface->name_table.names + idx; + TT_Name entry = ttface->name_table.names + idx; /* load name on demand */ @@ -88,6 +90,58 @@ } + /* documentation is in ftsnames.h */ + + FT_EXPORT_DEF( FT_Error ) + FT_Get_Sfnt_LangTag( FT_Face face, + FT_UInt langID, + FT_SfntLangTag *alangTag ) + { + FT_Error error = FT_ERR( Invalid_Argument ); + + + if ( alangTag && face && FT_IS_SFNT( face ) ) + { + TT_Face ttface = (TT_Face)face; + + + if ( ttface->name_table.format != 1 ) + return FT_THROW( Invalid_Table ); + + if ( langID > 0x8000U && + langID - 0x8000U < ttface->name_table.numLangTagRecords ) + { + TT_LangTag entry = ttface->name_table.langTags + + ( langID - 0x8000U ); + + + /* load name on demand */ + if ( entry->stringLength > 0 && !entry->string ) + { + FT_Memory memory = face->memory; + FT_Stream stream = face->stream; + + + if ( FT_NEW_ARRAY ( entry->string, entry->stringLength ) || + FT_STREAM_SEEK( entry->stringOffset ) || + FT_STREAM_READ( entry->string, entry->stringLength ) ) + { + FT_FREE( entry->string ); + entry->stringLength = 0; + } + } + + alangTag->string = (FT_Byte*)entry->string; + alangTag->string_len = entry->stringLength; + + error = FT_Err_Ok; + } + } + + return error; + } + + #endif /* TT_CONFIG_OPTION_SFNT_NAMES */ diff --git a/modules/freetype2/src/base/ftstream.c b/modules/freetype2/src/base/ftstream.c index bb512a7cc..18df7dcfe 100644 --- a/modules/freetype2/src/base/ftstream.c +++ b/modules/freetype2/src/base/ftstream.c @@ -4,7 +4,7 @@ /* */ /* I/O stream support (body). */ /* */ -/* Copyright 2000-2016 by */ +/* Copyright 2000-2018 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ diff --git a/modules/freetype2/src/base/ftstroke.c b/modules/freetype2/src/base/ftstroke.c index 4f3c4937b..6ae181906 100644 --- a/modules/freetype2/src/base/ftstroke.c +++ b/modules/freetype2/src/base/ftstroke.c @@ -4,7 +4,7 @@ /* */ /* FreeType path stroker (body). */ /* */ -/* Copyright 2002-2016 by */ +/* Copyright 2002-2018 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ diff --git a/modules/freetype2/src/base/ftsynth.c b/modules/freetype2/src/base/ftsynth.c index 4b66a33c3..c28346707 100644 --- a/modules/freetype2/src/base/ftsynth.c +++ b/modules/freetype2/src/base/ftsynth.c @@ -4,7 +4,7 @@ /* */ /* FreeType synthesizing code for emboldening and slanting (body). */ /* */ -/* Copyright 2000-2016 by */ +/* Copyright 2000-2018 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -123,14 +123,14 @@ /* * XXX: overflow check for 16-bit system, for compatibility - * with FT_GlyphSlot_Embolden() since freetype-2.1.10. + * with FT_GlyphSlot_Embolden() since FreeType 2.1.10. * unfortunately, this function return no informations * about the cause of error. */ if ( ( ystr >> 6 ) > FT_INT_MAX || ( ystr >> 6 ) < FT_INT_MIN ) { FT_TRACE1(( "FT_GlyphSlot_Embolden:" )); - FT_TRACE1(( "too strong embolding parameter ystr=%d\n", ystr )); + FT_TRACE1(( "too strong emboldening parameter ystr=%d\n", ystr )); return; } error = FT_GlyphSlot_Own_Bitmap( slot ); diff --git a/modules/freetype2/src/base/ftsystem.c b/modules/freetype2/src/base/ftsystem.c index ac1f01c8b..6adebdb93 100644 --- a/modules/freetype2/src/base/ftsystem.c +++ b/modules/freetype2/src/base/ftsystem.c @@ -4,7 +4,7 @@ /* */ /* ANSI-specific FreeType low-level system interface (body). */ /* */ -/* Copyright 1996-2016 by */ +/* Copyright 1996-2018 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ diff --git a/modules/freetype2/src/base/fttrigon.c b/modules/freetype2/src/base/fttrigon.c index 7b582c8a3..d6dd098c4 100644 --- a/modules/freetype2/src/base/fttrigon.c +++ b/modules/freetype2/src/base/fttrigon.c @@ -4,7 +4,7 @@ /* */ /* FreeType trigonometric functions (body). */ /* */ -/* Copyright 2001-2016 by */ +/* Copyright 2001-2018 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ diff --git a/modules/freetype2/src/base/fttype1.c b/modules/freetype2/src/base/fttype1.c index 5c0fce868..aa8f8ccbb 100644 --- a/modules/freetype2/src/base/fttype1.c +++ b/modules/freetype2/src/base/fttype1.c @@ -4,7 +4,7 @@ /* */ /* FreeType utility file for PS names support (body). */ /* */ -/* Copyright 2002-2016 by */ +/* Copyright 2002-2018 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ diff --git a/modules/freetype2/src/base/ftutil.c b/modules/freetype2/src/base/ftutil.c index 36d2dd721..4de5f2c14 100644 --- a/modules/freetype2/src/base/ftutil.c +++ b/modules/freetype2/src/base/ftutil.c @@ -4,7 +4,7 @@ /* */ /* FreeType utility file for memory and list management (body). */ /* */ -/* Copyright 2002-2016 by */ +/* Copyright 2002-2018 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -135,7 +135,7 @@ ft_mem_free( memory, block ); block = NULL; } - else if ( new_count > FT_INT_MAX/item_size ) + else if ( new_count > FT_INT_MAX / item_size ) { error = FT_THROW( Array_Too_Large ); } @@ -143,13 +143,15 @@ { FT_ASSERT( !block ); - block = ft_mem_alloc( memory, new_count*item_size, &error ); + block = memory->alloc( memory, new_count * item_size ); + if ( block == NULL ) + error = FT_THROW( Out_Of_Memory ); } else { FT_Pointer block2; - FT_Long cur_size = cur_count*item_size; - FT_Long new_size = new_count*item_size; + FT_Long cur_size = cur_count * item_size; + FT_Long new_size = new_count * item_size; block2 = memory->realloc( memory, cur_size, new_size, block ); diff --git a/modules/freetype2/src/base/ftver.rc b/modules/freetype2/src/base/ftver.rc new file mode 100644 index 000000000..a2903d588 --- /dev/null +++ b/modules/freetype2/src/base/ftver.rc @@ -0,0 +1,61 @@ +/***************************************************************************/ +/* */ +/* ftver.rc */ +/* */ +/* FreeType VERSIONINFO resource for Windows DLLs. */ +/* */ +/* Copyright 2018 by */ +/* David Turner, Robert Wilhelm, and Werner Lemberg. */ +/* */ +/* This file is part of the FreeType project, and may only be used, */ +/* modified, and distributed under the terms of the FreeType project */ +/* license, LICENSE.TXT. By continuing to use, modify, or distribute */ +/* this file you indicate that you have read the license and */ +/* understand and accept it fully. */ +/* */ +/***************************************************************************/ + + +#include<windows.h> + +#define FT_VERSION 2,9,1,0 +#define FT_VERSION_STR "2.9.1" + +VS_VERSION_INFO VERSIONINFO +FILEVERSION FT_VERSION +PRODUCTVERSION FT_VERSION +FILEFLAGSMASK VS_FFI_FILEFLAGSMASK +#ifdef _DEBUG +FILEFLAGS VS_FF_DEBUG +#endif +#ifdef _DLL +FILETYPE VFT_DLL +#define FT_FILENAME "freetype.dll" +#else +FILETYPE VFT_STATIC_LIB +#define FT_FILENAME "freetype.lib" +#endif +BEGIN + BLOCK "StringFileInfo" + BEGIN + BLOCK "040904E4" + BEGIN + VALUE "CompanyName", "The FreeType Project" + VALUE "FileDescription", "Font Rendering Library" + VALUE "FileVersion", FT_VERSION_STR + VALUE "ProductName", "FreeType" + VALUE "ProductVersion", FT_VERSION_STR + VALUE "LegalCopyright", "\251 2018 The FreeType Project www.freetype.org. All rights reserved." + VALUE "InternalName", "freetype" + VALUE "OriginalFilename", FT_FILENAME + END + END + + BLOCK "VarFileInfo" + BEGIN + /* The following line should only be modified for localized versions. */ + /* It consists of any number of WORD,WORD pairs, with each pair */ + /* describing a "language,codepage" combination supported by the file. */ + VALUE "Translation", 0x409, 1252 + END +END diff --git a/modules/freetype2/src/base/ftwinfnt.c b/modules/freetype2/src/base/ftwinfnt.c index 89e915509..11bd28afb 100644 --- a/modules/freetype2/src/base/ftwinfnt.c +++ b/modules/freetype2/src/base/ftwinfnt.c @@ -4,7 +4,7 @@ /* */ /* FreeType API for accessing Windows FNT specific info (body). */ /* */ -/* Copyright 2003-2016 by */ +/* Copyright 2003-2018 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ diff --git a/modules/freetype2/src/base/rules.mk b/modules/freetype2/src/base/rules.mk index aa424c546..e9805bd06 100644 --- a/modules/freetype2/src/base/rules.mk +++ b/modules/freetype2/src/base/rules.mk @@ -3,7 +3,7 @@ # -# Copyright 1996-2016 by +# Copyright 1996-2018 by # David Turner, Robert Wilhelm, and Werner Lemberg. # # This file is part of the FreeType project, and may only be used, modified, @@ -40,11 +40,14 @@ BASE_SRC := $(BASE_DIR)/basepic.c \ $(BASE_DIR)/ftadvanc.c \ $(BASE_DIR)/ftcalc.c \ $(BASE_DIR)/ftdbgmem.c \ + $(BASE_DIR)/ftfntfmt.c \ $(BASE_DIR)/ftgloadr.c \ $(BASE_DIR)/fthash.c \ + $(BASE_DIR)/ftlcdfil.c \ $(BASE_DIR)/ftobjs.c \ $(BASE_DIR)/ftoutln.c \ $(BASE_DIR)/ftpic.c \ + $(BASE_DIR)/ftpsprop.c \ $(BASE_DIR)/ftrfork.c \ $(BASE_DIR)/ftsnames.c \ $(BASE_DIR)/ftstream.c \ |