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[CHG] FreeType updated to version 2.4.4

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This commit is contained in:
Crayon2000 2010-12-01 23:41:40 +00:00
parent 0b26b535d7
commit 6cfd5e4106
25 changed files with 450 additions and 146 deletions
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2
GRRLIB/lib/freetype/include/freetype/freetype.h
View file

@ -3808,7 +3808,7 @@ FT_BEGIN_HEADER
*/
#define FREETYPE_MAJOR 2
#define FREETYPE_MINOR 4
#define FREETYPE_PATCH 3
#define FREETYPE_PATCH 4
/*************************************************************************/

12
GRRLIB/lib/freetype/include/freetype/ftcache.h
View file

@ -214,12 +214,17 @@ FT_BEGIN_HEADER
/* */
#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
/* these macros are incompatible with LLP64, should not be used */
#define FT_POINTER_TO_ULONG( p ) ( (FT_ULong)(FT_Pointer)(p) )
#define FTC_FACE_ID_HASH( i ) \
((FT_UInt32)(( FT_POINTER_TO_ULONG( i ) >> 3 ) ^ \
( FT_POINTER_TO_ULONG( i ) << 7 ) ) )
#endif /* FT_CONFIG_OPTION_OLD_INTERNALS */
/*************************************************************************/
/*************************************************************************/
@ -700,11 +705,17 @@ FT_BEGIN_HEADER
(d1)->width == (d2)->width && \
(d1)->flags == (d2)->flags )
#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
/* this macro is incompatible with LLP64, should not be used */
#define FTC_IMAGE_TYPE_HASH( d ) \
(FT_UFast)( FTC_FACE_ID_HASH( (d)->face_id ) ^ \
( (d)->width << 8 ) ^ (d)->height ^ \
( (d)->flags << 4 ) )
#endif /* FT_CONFIG_OPTION_OLD_INTERNALS */
/*************************************************************************/
/* */
@ -1096,6 +1107,7 @@ FT_BEGIN_HEADER
(f1)->pix_width == (f2)->pix_width && \
(f1)->pix_height == (f2)->pix_height )
/* this macro is incompatible with LLP64, should not be used */
#define FTC_FONT_HASH( f ) \
(FT_UInt32)( FTC_FACE_ID_HASH((f)->face_id) ^ \
((f)->pix_width << 8) ^ \

11
GRRLIB/lib/freetype/src/base/ftbase.h
View file

@ -49,6 +49,17 @@ FT_BEGIN_HEADER
FT_Face *aface );
#ifdef FT_CONFIG_OPTION_GUESSING_EMBEDDED_RFORK
/* Mac OS X/Darwin kernel often changes recommended method to access */
/* the resource fork and older methods makes the kernel issue the */
/* warning of deprecated method. To calm it down, the methods based */
/* on Darwin VFS should be grouped and skip the rest methods after */
/* the case the resource is opened but found to lack a font in it. */
FT_LOCAL( FT_Bool )
raccess_rule_by_darwin_vfs( FT_UInt rule_index );
#endif /* FT_CONFIG_OPTION_GUESSING_EMBEDDED_RFORK */
FT_END_HEADER
#endif /* __FTBASE_H__ */

6
GRRLIB/lib/freetype/src/base/ftdbgmem.c
View file

@ -47,7 +47,7 @@
typedef struct FT_MemTableRec_* FT_MemTable;
#define FT_MEM_VAL( addr ) ((FT_ULong)(FT_Pointer)( addr ))
#define FT_MEM_VAL( addr ) ((FT_PtrDist)(FT_Pointer)( addr ))
/*
* This structure holds statistics for a single allocation/release
@ -275,7 +275,7 @@
for ( i = 0; i < table->size; i++ )
{
FT_MemNode node, next, *pnode;
FT_ULong hash;
FT_PtrDist hash;
node = table->buckets[i];
@ -430,7 +430,7 @@
ft_mem_table_get_nodep( FT_MemTable table,
FT_Byte* address )
{
FT_ULong hash;
FT_PtrDist hash;
FT_MemNode *pnode, node;

17
GRRLIB/lib/freetype/src/base/ftobjs.c
View file

@ -1062,6 +1062,7 @@
if ( cur[0]->platform_id == TT_PLATFORM_APPLE_UNICODE &&
cur[0]->encoding_id == TT_APPLE_ID_VARIANT_SELECTOR &&
FT_Get_CMap_Format( cur[0] ) == 14 )
{
#ifdef FT_MAX_CHARMAP_CACHEABLE
if ( cur - first > FT_MAX_CHARMAP_CACHEABLE )
{
@ -1072,6 +1073,7 @@
#endif
return cur[0];
}
}
return NULL;
}
@ -1849,6 +1851,7 @@
char * file_names[FT_RACCESS_N_RULES];
FT_Long offsets[FT_RACCESS_N_RULES];
FT_Error errors[FT_RACCESS_N_RULES];
FT_Bool is_darwin_vfs, vfs_rfork_has_no_font = FALSE; /* not tested */
FT_Open_Args args2;
FT_Stream stream2 = 0;
@ -1859,6 +1862,15 @@
for ( i = 0; i < FT_RACCESS_N_RULES; i++ )
{
is_darwin_vfs = raccess_rule_by_darwin_vfs( i );
if ( is_darwin_vfs && vfs_rfork_has_no_font )
{
FT_TRACE3(( "Skip rule %d: darwin vfs resource fork"
" is already checked and"
" no font is found\n", i ));
continue;
}
if ( errors[i] )
{
FT_TRACE3(( "Error[%d] has occurred in rule %d\n", errors[i], i ));
@ -1872,6 +1884,9 @@
i, args2.pathname, offsets[i] ));
error = FT_Stream_New( library, &args2, &stream2 );
if ( is_darwin_vfs && error == FT_Err_Cannot_Open_Stream )
vfs_rfork_has_no_font = TRUE;
if ( error )
{
FT_TRACE3(( "failed\n" ));
@ -1886,6 +1901,8 @@
if ( !error )
break;
else if ( is_darwin_vfs )
vfs_rfork_has_no_font = TRUE;
}
for (i = 0; i < FT_RACCESS_N_RULES; i++)

80
GRRLIB/lib/freetype/src/base/ftrfork.c
View file

@ -349,6 +349,42 @@
const char *insertion );
typedef enum FT_RFork_Rule_ {
FT_RFork_Rule_invalid = -2,
FT_RFork_Rule_uknown, /* -1 */
FT_RFork_Rule_apple_double,
FT_RFork_Rule_apple_single,
FT_RFork_Rule_darwin_ufs_export,
FT_RFork_Rule_darwin_newvfs,
FT_RFork_Rule_darwin_hfsplus,
FT_RFork_Rule_vfat,
FT_RFork_Rule_linux_cap,
FT_RFork_Rule_linux_double,
FT_RFork_Rule_linux_netatalk
} FT_RFork_Rule;
/* For fast translation between rule index and rule type,
* the macros FT_RFORK_xxx should be kept consistent with
* the raccess_guess_funcs table
*/
typedef struct raccess_guess_rec_ {
raccess_guess_func func;
FT_RFork_Rule type;
} raccess_guess_rec;
static raccess_guess_rec raccess_guess_table[FT_RACCESS_N_RULES] =
{
{ raccess_guess_apple_double, FT_RFork_Rule_apple_double, },
{ raccess_guess_apple_single, FT_RFork_Rule_apple_single, },
{ raccess_guess_darwin_ufs_export, FT_RFork_Rule_darwin_ufs_export, },
{ raccess_guess_darwin_newvfs, FT_RFork_Rule_darwin_newvfs, },
{ raccess_guess_darwin_hfsplus, FT_RFork_Rule_darwin_hfsplus, },
{ raccess_guess_vfat, FT_RFork_Rule_vfat, },
{ raccess_guess_linux_cap, FT_RFork_Rule_linux_cap, },
{ raccess_guess_linux_double, FT_RFork_Rule_linux_double, },
{ raccess_guess_linux_netatalk, FT_RFork_Rule_linux_netatalk, },
};
FT_BASE_DEF( void )
FT_Raccess_Guess( FT_Library library,
FT_Stream stream,
@ -360,19 +396,6 @@
FT_Long i;
raccess_guess_func funcs[FT_RACCESS_N_RULES] =
{
raccess_guess_apple_double,
raccess_guess_apple_single,
raccess_guess_darwin_ufs_export,
raccess_guess_darwin_newvfs,
raccess_guess_darwin_hfsplus,
raccess_guess_vfat,
raccess_guess_linux_cap,
raccess_guess_linux_double,
raccess_guess_linux_netatalk,
};
for ( i = 0; i < FT_RACCESS_N_RULES; i++ )
{
new_names[i] = NULL;
@ -384,14 +407,41 @@
if ( errors[i] )
continue ;
errors[i] = (funcs[i])( library, stream, base_name,
&(new_names[i]), &(offsets[i]) );
errors[i] = (raccess_guess_table[i].func)( library,
stream, base_name,
&(new_names[i]),
&(offsets[i]) );
}
return;
}
static FT_RFork_Rule
raccess_get_rule_type_from_rule_index( FT_UInt rule_index )
{
if ( rule_index >= FT_RACCESS_N_RULES )
return FT_RFork_Rule_invalid;
return raccess_guess_table[rule_index].type;
}
FT_LOCAL_DEF( FT_Bool )
raccess_rule_by_darwin_vfs( FT_UInt rule_index )
{
switch( raccess_get_rule_type_from_rule_index( rule_index ) )
{
case FT_RFork_Rule_darwin_newvfs:
case FT_RFork_Rule_darwin_hfsplus:
return TRUE;
default:
return FALSE;
}
}
static FT_Error
raccess_guess_apple_double( FT_Library library,
FT_Stream stream,

17
GRRLIB/lib/freetype/src/base/ftsystem.c
View file

@ -229,6 +229,13 @@
if ( !stream )
return FT_Err_Invalid_Stream_Handle;
stream->descriptor.pointer = NULL;
stream->pathname.pointer = (char*)filepathname;
stream->base = 0;
stream->pos = 0;
stream->read = NULL;
stream->close = NULL;
file = ft_fopen( filepathname, "rb" );
if ( !file )
{
@ -240,12 +247,16 @@
ft_fseek( file, 0, SEEK_END );
stream->size = ft_ftell( file );
if ( !stream->size )
{
FT_ERROR(( "FT_Stream_Open:" ));
FT_ERROR(( " opened `%s' but zero-sized\n", filepathname ));
ft_fclose( file );
return FT_Err_Cannot_Open_Stream;
}
ft_fseek( file, 0, SEEK_SET );
stream->descriptor.pointer = file;
stream->pathname.pointer = (char*)filepathname;
stream->pos = 0;
stream->read = ft_ansi_stream_io;
stream->close = ft_ansi_stream_close;

8
GRRLIB/lib/freetype/src/cache/ftcbasic.c vendored
View file

@ -318,7 +318,7 @@
FTC_BasicQueryRec query;
FTC_Node node = 0; /* make compiler happy */
FT_Error error;
FT_UInt32 hash;
FT_PtrDist hash;
/* some argument checks are delayed to FTC_Cache_Lookup */
@ -414,7 +414,7 @@
FTC_BasicQueryRec query;
FTC_Node node = 0; /* make compiler happy */
FT_Error error;
FT_UInt32 hash;
FT_PtrDist hash;
/* some argument checks are delayed to FTC_Cache_Lookup */
@ -656,7 +656,7 @@
FT_Error error;
FTC_BasicQueryRec query;
FTC_Node node = 0; /* make compiler happy */
FT_UInt32 hash;
FT_PtrDist hash;
if ( anode )
@ -753,7 +753,7 @@
FT_Error error;
FTC_BasicQueryRec query;
FTC_Node node = 0; /* make compiler happy */
FT_UInt32 hash;
FT_PtrDist hash;
if ( anode )

6
GRRLIB/lib/freetype/src/cache/ftccache.c vendored
View file

@ -410,7 +410,7 @@
static void
ftc_cache_add( FTC_Cache cache,
FT_UInt32 hash,
FT_PtrDist hash,
FTC_Node node )
{
node->hash = hash;
@ -438,7 +438,7 @@
FT_LOCAL_DEF( FT_Error )
FTC_Cache_NewNode( FTC_Cache cache,
FT_UInt32 hash,
FT_PtrDist hash,
FT_Pointer query,
FTC_Node *anode )
{
@ -477,7 +477,7 @@
FT_LOCAL_DEF( FT_Error )
FTC_Cache_Lookup( FTC_Cache cache,
FT_UInt32 hash,
FT_PtrDist hash,
FT_Pointer query,
FTC_Node *anode )
{

11
GRRLIB/lib/freetype/src/cache/ftccache.h vendored
View file

@ -24,6 +24,9 @@
FT_BEGIN_HEADER
#define _FTC_FACE_ID_HASH( i ) \
((FT_PtrDist)(( (FT_PtrDist)(i) >> 3 ) ^ ( (FT_PtrDist)(i) << 7 )))
/* handle to cache object */
typedef struct FTC_CacheRec_* FTC_Cache;
@ -56,7 +59,7 @@ FT_BEGIN_HEADER
{
FTC_MruNodeRec mru; /* circular mru list pointer */
FTC_Node link; /* used for hashing */
FT_UInt32 hash; /* used for hashing too */
FT_PtrDist hash; /* used for hashing too */
FT_UShort cache_index; /* index of cache the node belongs to */
FT_Short ref_count; /* reference count for this node */
@ -168,14 +171,14 @@ FT_BEGIN_HEADER
#ifndef FTC_INLINE
FT_LOCAL( FT_Error )
FTC_Cache_Lookup( FTC_Cache cache,
FT_UInt32 hash,
FT_PtrDist hash,
FT_Pointer query,
FTC_Node *anode );
#endif
FT_LOCAL( FT_Error )
FTC_Cache_NewNode( FTC_Cache cache,
FT_UInt32 hash,
FT_PtrDist hash,
FT_Pointer query,
FTC_Node *anode );
@ -200,7 +203,7 @@ FT_BEGIN_HEADER
FT_BEGIN_STMNT \
FTC_Node *_bucket, *_pnode, _node; \
FTC_Cache _cache = FTC_CACHE(cache); \
FT_UInt32 _hash = (FT_UInt32)(hash); \
FT_PtrDist _hash = (FT_PtrDist)(hash); \
FTC_Node_CompareFunc _nodcomp = (FTC_Node_CompareFunc)(nodecmp); \
FT_UFast _idx; \
\

4
GRRLIB/lib/freetype/src/cache/ftccmap.c vendored
View file

@ -87,7 +87,7 @@
/* compute a query/node hash */
#define FTC_CMAP_HASH( faceid, index, charcode ) \
( FTC_FACE_ID_HASH( faceid ) + 211 * (index) + \
( _FTC_FACE_ID_HASH( faceid ) + 211 * (index) + \
( (charcode) / FTC_CMAP_INDICES_MAX ) )
/* the charmap query */
@ -287,7 +287,7 @@
FTC_Node node;
FT_Error error;
FT_UInt gindex = 0;
FT_UInt32 hash;
FT_PtrDist hash;
FT_Int no_cmap_change = 0;

2
GRRLIB/lib/freetype/src/cache/ftcglyph.c vendored
View file

@ -175,7 +175,7 @@
FT_LOCAL_DEF( FT_Error )
FTC_GCache_Lookup( FTC_GCache cache,
FT_UInt32 hash,
FT_PtrDist hash,
FT_UInt gindex,
FTC_GQuery query,
FTC_Node *anode )

2
GRRLIB/lib/freetype/src/cache/ftcglyph.h vendored
View file

@ -254,7 +254,7 @@ FT_BEGIN_HEADER
#ifndef FTC_INLINE
FT_LOCAL( FT_Error )
FTC_GCache_Lookup( FTC_GCache cache,
FT_UInt32 hash,
FT_PtrDist hash,
FT_UInt gindex,
FTC_GQuery query,
FTC_Node *anode );

2
GRRLIB/lib/freetype/src/cache/ftcmanag.h vendored
View file

@ -161,7 +161,7 @@ FT_BEGIN_HEADER
(a)->y_res == (b)->y_res ) ) )
#define FTC_SCALER_HASH( q ) \
( FTC_FACE_ID_HASH( (q)->face_id ) + \
( _FTC_FACE_ID_HASH( (q)->face_id ) + \
(q)->width + (q)->height*7 + \
( (q)->pixel ? 0 : ( (q)->x_res*33 ^ (q)->y_res*61 ) ) )

69
GRRLIB/lib/freetype/src/psaux/t1decode.c
View file

@ -373,15 +373,6 @@
#endif
/* we don't want to touch the source code -- use macro trick */
#define start_point t1_builder_start_point
#define check_points t1_builder_check_points
#define add_point t1_builder_add_point
#define add_point1 t1_builder_add_point1
#define add_contour t1_builder_add_contour
#define close_contour t1_builder_close_contour
/* compute random seed from stack address of parameter */
seed = (FT_Fixed)( ( (FT_PtrDist)(char*)&seed ^
(FT_PtrDist)(char*)&decoder ^
@ -739,8 +730,10 @@
decoder->flex_state = 1;
decoder->num_flex_vectors = 0;
if ( start_point( builder, x, y ) ||
check_points( builder, 6 ) )
if ( ( error = t1_builder_start_point( builder, x, y ) )
!= PSaux_Err_Ok ||
( error = t1_builder_check_points( builder, 6 ) )
!= PSaux_Err_Ok )
goto Fail;
break;
@ -757,7 +750,7 @@
/* point without adding any point to the outline */
idx = decoder->num_flex_vectors++;
if ( idx > 0 && idx < 7 )
add_point( builder,
t1_builder_add_point( builder,
x,
y,
(FT_Byte)( idx == 3 || idx == 6 ) );
@ -1077,7 +1070,7 @@
case op_endchar:
FT_TRACE4(( " endchar\n" ));
close_contour( builder );
t1_builder_close_contour( builder );
/* close hints recording session */
if ( hinter )
@ -1176,7 +1169,7 @@
/* if there is no path, `closepath' is a no-op */
if ( builder->parse_state == T1_Parse_Have_Path ||
builder->parse_state == T1_Parse_Have_Moveto )
close_contour( builder );
t1_builder_close_contour( builder );
builder->parse_state = T1_Parse_Have_Width;
break;
@ -1184,7 +1177,8 @@
case op_hlineto:
FT_TRACE4(( " hlineto" ));
if ( start_point( builder, x, y ) )
if ( ( error = t1_builder_start_point( builder, x, y ) )
!= PSaux_Err_Ok )
goto Fail;
x += top[0];
@ -1205,30 +1199,34 @@
case op_hvcurveto:
FT_TRACE4(( " hvcurveto" ));
if ( start_point( builder, x, y ) ||
check_points( builder, 3 ) )
if ( ( error = t1_builder_start_point( builder, x, y ) )
!= PSaux_Err_Ok ||
( error = t1_builder_check_points( builder, 3 ) )
!= PSaux_Err_Ok )
goto Fail;
x += top[0];
add_point( builder, x, y, 0 );
t1_builder_add_point( builder, x, y, 0 );
x += top[1];
y += top[2];
add_point( builder, x, y, 0 );
t1_builder_add_point( builder, x, y, 0 );
y += top[3];
add_point( builder, x, y, 1 );
t1_builder_add_point( builder, x, y, 1 );
break;
case op_rlineto:
FT_TRACE4(( " rlineto" ));
if ( start_point( builder, x, y ) )
if ( ( error = t1_builder_start_point( builder, x, y ) )
!= PSaux_Err_Ok )
goto Fail;
x += top[0];
y += top[1];
Add_Line:
if ( add_point1( builder, x, y ) )
if ( ( error = t1_builder_add_point1( builder, x, y ) )
!= PSaux_Err_Ok )
goto Fail;
break;
@ -1248,43 +1246,48 @@
case op_rrcurveto:
FT_TRACE4(( " rrcurveto" ));
if ( start_point( builder, x, y ) ||
check_points( builder, 3 ) )
if ( ( error = t1_builder_start_point( builder, x, y ) )
!= PSaux_Err_Ok ||
( error = t1_builder_check_points( builder, 3 ) )
!= PSaux_Err_Ok )
goto Fail;
x += top[0];
y += top[1];
add_point( builder, x, y, 0 );
t1_builder_add_point( builder, x, y, 0 );
x += top[2];
y += top[3];
add_point( builder, x, y, 0 );
t1_builder_add_point( builder, x, y, 0 );
x += top[4];
y += top[5];
add_point( builder, x, y, 1 );
t1_builder_add_point( builder, x, y, 1 );
break;
case op_vhcurveto:
FT_TRACE4(( " vhcurveto" ));
if ( start_point( builder, x, y ) ||
check_points( builder, 3 ) )
if ( ( error = t1_builder_start_point( builder, x, y ) )
!= PSaux_Err_Ok ||
( error = t1_builder_check_points( builder, 3 ) )
!= PSaux_Err_Ok )
goto Fail;
y += top[0];
add_point( builder, x, y, 0 );
t1_builder_add_point( builder, x, y, 0 );
x += top[1];
y += top[2];
add_point( builder, x, y, 0 );
t1_builder_add_point( builder, x, y, 0 );
x += top[3];
add_point( builder, x, y, 1 );
t1_builder_add_point( builder, x, y, 1 );
break;
case op_vlineto:
FT_TRACE4(( " vlineto" ));
if ( start_point( builder, x, y ) )
if ( ( error = t1_builder_start_point( builder, x, y ) )
!= PSaux_Err_Ok )
goto Fail;
y += top[0];

13
GRRLIB/lib/freetype/src/raster/ftraster.c
View file

@ -302,7 +302,6 @@
typedef short Short;
typedef unsigned short UShort, *PUShort;
typedef long Long, *PLong;
typedef unsigned long ULong;
typedef unsigned char Byte, *PByte;
typedef char Bool;
@ -448,7 +447,6 @@
Int precision_bits; /* precision related variables */
Int precision;
Int precision_half;
Long precision_mask;
Int precision_shift;
Int precision_step;
Int precision_jitter;
@ -671,7 +669,6 @@
ras.precision = 1 << ras.precision_bits;
ras.precision_half = ras.precision / 2;
ras.precision_shift = ras.precision_bits - Pixel_Bits;
ras.precision_mask = -ras.precision;
}
@ -725,13 +722,13 @@
if ( overshoot )
ras.cProfile->flags |= Overshoot_Bottom;
FT_TRACE6(( "New ascending profile = %lx\n", (long)ras.cProfile ));
FT_TRACE6(( "New ascending profile = %p\n", ras.cProfile ));
break;
case Descending_State:
if ( overshoot )
ras.cProfile->flags |= Overshoot_Top;
FT_TRACE6(( "New descending profile = %lx\n", (long)ras.cProfile ));
FT_TRACE6(( "New descending profile = %p\n", ras.cProfile ));
break;
default:
@ -784,8 +781,8 @@
if ( h > 0 )
{
FT_TRACE6(( "Ending profile %lx, start = %ld, height = %ld\n",
(long)ras.cProfile, ras.cProfile->start, h ));
FT_TRACE6(( "Ending profile %p, start = %ld, height = %ld\n",
ras.cProfile, ras.cProfile->start, h ));
ras.cProfile->height = h;
if ( overshoot )
@ -1094,7 +1091,7 @@
return SUCCESS;
else
{
x1 += FMulDiv( Dx, ras.precision - f1, Dy );
x1 += SMulDiv( Dx, ras.precision - f1, Dy );
e1 += 1;
}
}

4
GRRLIB/lib/freetype/src/sfnt/sfobjs.c
View file

@ -691,9 +691,7 @@
LOAD_( os2 );
if ( error )
{
if ( error != SFNT_Err_Table_Missing )
goto Exit;
/* we treat the table as missing if there are any errors */
face->os2.version = 0xFFFFU;
}
}

9
GRRLIB/lib/freetype/src/sfnt/ttload.c
View file

@ -384,6 +384,10 @@
entry = face->dir_tables;
FT_TRACE2(( "\n"
" tag offset length checksum\n"
" ----------------------------------\n" ));
for ( nn = 0; nn < sfnt.num_tables; nn++ )
{
entry->Tag = FT_GET_TAG4();
@ -396,13 +400,14 @@
continue;
else
{
FT_TRACE2(( " %c%c%c%c - %08lx - %08lx\n",
FT_TRACE2(( " %c%c%c%c %08lx %08lx %08lx\n",
(FT_Char)( entry->Tag >> 24 ),
(FT_Char)( entry->Tag >> 16 ),
(FT_Char)( entry->Tag >> 8 ),
(FT_Char)( entry->Tag ),
entry->Offset,
entry->Length ));
entry->Length,
entry->CheckSum ));
entry++;
}
}

1
GRRLIB/lib/freetype/src/sfnt/ttpost.c
View file

@ -26,6 +26,7 @@
#include <ft2build.h>
#include FT_INTERNAL_DEBUG_H
#include FT_INTERNAL_STREAM_H
#include FT_TRUETYPE_TAGS_H
#include "ttpost.h"

64
GRRLIB/lib/freetype/src/smooth/ftgrays.c
View file

@ -91,11 +91,6 @@
#define FT_COMPONENT trace_smooth
/* The maximum distance of a curve from the chord, in 64ths of a pixel; */
/* used when flattening curves. */
#define FT_MAX_CURVE_DEVIATION 16
#ifdef _STANDALONE_
@ -882,34 +877,7 @@ typedef ptrdiff_t FT_PtrDist;
FT_Vector* arc;
dx = DOWNSCALE( ras.x ) + to->x - ( control->x << 1 );
if ( dx < 0 )
dx = -dx;
dy = DOWNSCALE( ras.y ) + to->y - ( control->y << 1 );
if ( dy < 0 )
dy = -dy;
if ( dx < dy )
dx = dy;
if ( dx <= FT_MAX_CURVE_DEVIATION )
{
gray_render_line( RAS_VAR_ UPSCALE( to->x ), UPSCALE( to->y ) );
return;
}
level = 1;
dx /= FT_MAX_CURVE_DEVIATION;
while ( dx > 1 )
{
dx >>= 2;
level++;
}
arc = ras.bez_stack;
levels = ras.lev_stack;
top = 0;
levels[0] = level;
arc[0].x = UPSCALE( to->x );
arc[0].y = UPSCALE( to->y );
arc[1].x = UPSCALE( control->x );
@ -917,6 +885,28 @@ typedef ptrdiff_t FT_PtrDist;
arc[2].x = ras.x;
arc[2].y = ras.y;
dx = FT_ABS( arc[2].x + arc[0].x - 2 * arc[1].x );
dy = FT_ABS( arc[2].y + arc[0].y - 2 * arc[1].y );
if ( dx < dy )
dx = dy;
if ( dx <= ONE_PIXEL / 4 )
{
gray_render_line( RAS_VAR_ arc[0].x, arc[0].y );
return;
}
level = 0;
while ( dx > ONE_PIXEL / 4 )
{
dx >>= 2;
level++;
}
levels = ras.lev_stack;
levels[0] = level;
top = 0;
while ( top >= 0 )
{
level = levels[top];
@ -1067,14 +1057,20 @@ typedef ptrdiff_t FT_PtrDist;
dx_ = FT_ABS( dx );
dy_ = FT_ABS( dy );
L = ( 236 * FT_MAX( dx_, dy_ ) + 97 * FT_MIN( dx_, dy_ ) ) >> 8;
/* This is the same as */
/* */
/* L = ( 236 * FT_MAX( dx_, dy_ ) */
/* + 97 * FT_MIN( dx_, dy_ ) ) >> 8; */
L = ( dx_ > dy_ ? 236 * dx_ + 97 * dy_
: 97 * dx_ + 236 * dy_ ) >> 8;
/* Avoid possible arithmetic overflow below by splitting. */
if ( L > 32767 )
goto Split;
/* Max deviation may be as much as (s/L) * 3/4 (if Hain's v = 1). */
s_limit = L * (TPos)( FT_MAX_CURVE_DEVIATION / 0.75 );
s_limit = L * (TPos)( ONE_PIXEL / 6 );
/* s is L * the perpendicular distance from P1 to the line P0-P3. */
dx1 = arc[1].x - arc[0].x;

4
GRRLIB/lib/freetype/src/truetype/ttgxvar.c
View file

@ -154,7 +154,7 @@
runcnt = runcnt & GX_PT_POINT_RUN_COUNT_MASK;
first = points[i++] = FT_GET_USHORT();
if ( runcnt < 1 )
if ( runcnt < 1 || i + runcnt >= n )
goto Exit;
/* first point not included in runcount */
@ -165,7 +165,7 @@
{
first = points[i++] = FT_GET_BYTE();
if ( runcnt < 1 )
if ( runcnt < 1 || i + runcnt >= n )
goto Exit;
for ( j = 0; j < runcnt; ++j )

18
GRRLIB/lib/freetype/src/truetype/ttinterp.c
View file

@ -478,8 +478,7 @@
return TT_Err_Ok;
Fail_Memory:
FT_ERROR(( "Init_Context: not enough memory for 0x%08lx\n",
(FT_Long)exec ));
FT_ERROR(( "Init_Context: not enough memory for %p\n", exec ));
TT_Done_Context( exec );
return error;
@ -596,6 +595,12 @@
exec->storage = size->storage;
exec->twilight = size->twilight;
/* In case of multi-threading it can happen that the old size object */
/* no longer exists, thus we must clear all glyph zone references. */
ft_memset( &exec->zp0, 0, sizeof ( exec->zp0 ) );
exec->zp1 = exec->zp0;
exec->zp2 = exec->zp0;
}
/* XXX: We reserve a little more elements on the stack to deal safely */
@ -5795,7 +5800,16 @@
if ( CUR.GS.gep2 == 0 && CUR.zp2.n_points > 0 )
last_point = (FT_UShort)( CUR.zp2.n_points - 1 );
else if ( CUR.GS.gep2 == 1 && CUR.zp2.n_contours > 0 )
{
last_point = (FT_UShort)( CUR.zp2.contours[CUR.zp2.n_contours - 1] );
if ( BOUNDS( last_point, CUR.zp2.n_points ) )
{
if ( CUR.pedantic_hinting )
CUR.error = TT_Err_Invalid_Reference;
return;
}
}
else
last_point = 0;

190
GRRLIB/lib/freetype/src/truetype/ttobjs.c
View file

@ -147,11 +147,14 @@
/* This list shall be expanded as we find more of them. */
static FT_Bool
tt_check_trickyness( FT_String* name )
tt_check_trickyness_family( FT_String* name )
{
#define TRICK_NAMES_MAX_CHARACTERS 16
#define TRICK_NAMES_COUNT 8
static const char trick_names[TRICK_NAMES_COUNT][TRICK_NAMES_MAX_CHARACTERS+1] =
static const char trick_names[TRICK_NAMES_COUNT]
[TRICK_NAMES_MAX_CHARACTERS + 1] =
{
"DFKaiSho-SB", /* dfkaisb.ttf */
"DFKaiShu",
@ -162,14 +165,10 @@
"PMingLiU", /* mingliu.ttc */
"MingLi43", /* mingli.ttf */
};
int nn;
if ( !name )
return TRUE;
/* Note that we only check the face name at the moment; it might */
/* be worth to do more checks for a few special cases. */
for ( nn = 0; nn < TRICK_NAMES_COUNT; nn++ )
if ( ft_strstr( name, trick_names[nn] ) )
return TRUE;
@ -178,6 +177,181 @@
}
/* XXX: This function should be in the `sfnt' module. */
/* Some PDF generators clear the checksums in the TrueType header table. */
/* For example, Quartz ContextPDF clears all entries, or Bullzip PDF */
/* Printer clears the entries for subsetted subtables. We thus have to */
/* recalculate the checksums where necessary. */
static FT_UInt32
tt_synth_sfnt_checksum( FT_Stream stream,
FT_ULong length )
{
FT_Error error;
FT_UInt32 checksum = 0;
int i;
if ( FT_FRAME_ENTER( length ) )
return 0;
for ( ; length > 3; length -= 4 )
checksum += (FT_UInt32)FT_GET_ULONG();
for ( i = 3; length > 0; length --, i-- )
checksum += (FT_UInt32)( FT_GET_BYTE() << ( i * 8 ) );
FT_FRAME_EXIT();
return checksum;
}
/* XXX: This function should be in the `sfnt' module. */
static FT_ULong
tt_get_sfnt_checksum( TT_Face face,
FT_UShort i )
{
if ( face->dir_tables[i].CheckSum )
return face->dir_tables[i].CheckSum;
else if ( !face->goto_table )
return 0;
else if ( !face->goto_table( face,
face->dir_tables[i].Tag,
face->root.stream,
NULL ) )
return 0;
return (FT_ULong)tt_synth_sfnt_checksum( face->root.stream,
face->dir_tables[i].Length );
}
typedef struct tt_sfnt_id_rec_
{
FT_ULong CheckSum;
FT_ULong Length;
} tt_sfnt_id_rec;
static FT_Bool
tt_check_trickyness_sfnt_ids( TT_Face face )
{
#define TRICK_SFNT_IDS_PER_FACE 3
#define TRICK_SFNT_IDS_NUM_FACES 5
static const tt_sfnt_id_rec sfnt_id[TRICK_SFNT_IDS_NUM_FACES]
[TRICK_SFNT_IDS_PER_FACE] = {
#define TRICK_SFNT_ID_cvt 0
#define TRICK_SFNT_ID_fpgm 1
#define TRICK_SFNT_ID_prep 2
{ /* MingLiU 1995 */
{ 0x05bcf058, 0x000002e4 }, /* cvt */
{ 0x28233bf1, 0x000087c4 }, /* fpgm */
{ 0xa344a1ea, 0x000001e1 } /* prep */
},
{ /* MingLiU 1996- */
{ 0x05bcf058, 0x000002e4 }, /* cvt */
{ 0x28233bf1, 0x000087c4 }, /* fpgm */
{ 0xa344a1eb, 0x000001e1 } /* prep */
},
{ /* DFKaiShu */
{ 0x11e5ead4, 0x00000350 }, /* cvt */
{ 0x5a30ca3b, 0x00009063 }, /* fpgm */
{ 0x13a42602, 0x0000007e } /* prep */
},
{ /* HuaTianKaiTi */
{ 0xfffbfffc, 0x00000008 }, /* cvt */
{ 0x9c9e48b8, 0x0000bea2 }, /* fpgm */
{ 0x70020112, 0x00000008 } /* prep */
},
{ /* HuaTianSongTi */
{ 0xfffbfffc, 0x00000008 }, /* cvt */
{ 0x0a5a0483, 0x00017c39 }, /* fpgm */
{ 0x70020112, 0x00000008 } /* prep */
}
};
FT_ULong checksum;
int num_matched_ids[TRICK_SFNT_IDS_NUM_FACES];
int i, j, k;
FT_MEM_SET( num_matched_ids, 0,
sizeof( int ) * TRICK_SFNT_IDS_NUM_FACES );
for ( i = 0; i < face->num_tables; i++ )
{
checksum = 0;
switch( face->dir_tables[i].Tag )
{
case TTAG_cvt:
k = TRICK_SFNT_ID_cvt;
break;
case TTAG_fpgm:
k = TRICK_SFNT_ID_fpgm;
break;
case TTAG_prep:
k = TRICK_SFNT_ID_prep;
break;
default:
continue;
}
for ( j = 0; j < TRICK_SFNT_IDS_NUM_FACES; j++ )
if ( face->dir_tables[i].Length == sfnt_id[j][k].Length )
{
if ( !checksum )
checksum = tt_get_sfnt_checksum( face, i );
if ( sfnt_id[j][k].CheckSum == checksum )
num_matched_ids[j]++;
if ( num_matched_ids[j] == TRICK_SFNT_IDS_PER_FACE )
return TRUE;
}
}
return FALSE;
}
static FT_Bool
tt_check_trickyness( FT_Face face )
{
if ( !face )
return FALSE;
/* First, check the face name. */
if ( face->family_name )
{
if ( tt_check_trickyness_family( face->family_name ) )
return TRUE;
else
return FALSE;
}
/* Type42 fonts may lack `name' tables, we thus try to identify */
/* tricky fonts by checking the checksums of Type42-persistent */
/* sfnt tables (`cvt', `fpgm', and `prep'). */
if ( tt_check_trickyness_sfnt_ids( (TT_Face)face ) )
return TRUE;
return FALSE;
}
/*************************************************************************/
/* */
/* <Function> */
@ -252,7 +426,7 @@
if ( error )
goto Exit;
if ( tt_check_trickyness( ttface->family_name ) )
if ( tt_check_trickyness( ttface ) )
ttface->face_flags |= FT_FACE_FLAG_TRICKY;
error = tt_face_load_hdmx( face, stream );

8
GRRLIB/lib/freetype/src/truetype/ttpload.c
View file

@ -4,7 +4,7 @@
/* */
/* TrueType-specific tables loader (body). */
/* */
/* Copyright 1996-2001, 2002, 2004, 2005, 2006, 2007, 2008, 2009 by */
/* Copyright 1996-2001, 2002, 2004, 2005, 2006, 2007, 2008, 2009, 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@ -137,6 +137,12 @@
dist = diff;
}
if ( entry == limit )
{
/* `loca' is the last table */
dist = stream->size - pos;
}
if ( new_loca_len <= dist )
{
face->num_locations = face->root.num_glyphs;

16
GRRLIB/lib/freetype/src/type1/t1load.c
View file

@ -4,7 +4,8 @@
/* */
/* Type 1 font loader (body). */
/* */
/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 by */
/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, */
/* 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@ -1045,7 +1046,8 @@
if ( cur < limit && ft_isdigit( *cur ) )
{
*size = T1_ToInt( parser );
FT_Long s = T1_ToInt( parser );
T1_Skip_PS_Token( parser ); /* `RD' or `-|' or something else */
@ -1053,9 +1055,13 @@
/* `RD' or `-|' token */
*base = parser->root.cursor + 1;
parser->root.cursor += *size + 1;
if ( s >= 0 && s < limit - *base )
{
parser->root.cursor += s + 1;
*size = s;
return !parser->root.error;
}
}
FT_ERROR(( "read_binary_data: invalid size field\n" ));
parser->root.error = T1_Err_Invalid_File_Format;
@ -1111,7 +1117,7 @@
temp[2] = FT_DivFix( temp[2], temp_scale );
temp[4] = FT_DivFix( temp[4], temp_scale );
temp[5] = FT_DivFix( temp[5], temp_scale );
temp[3] = 0x10000L;
temp[3] = temp[3] < 0 ? -0x10000L : 0x10000L;
}
matrix->xx = temp[0];
@ -2180,7 +2186,7 @@
/* OK, we do the following: for each element in the encoding */
/* table, look up the index of the glyph having the same name */
/* the index is then stored in type1.encoding.char_index, and */
/* a the name to type1.encoding.char_name */
/* the name to type1.encoding.char_name */
min_char = 0;
max_char = 0;