updating sources to support the new FT_LOAD_TARGET_ constants
to support target-specific hinting
This commit is contained in:
parent
b08fe2dc7a
commit
d1245c0dd2
|
@ -176,7 +176,7 @@ FT_BEGIN_HEADER
|
|||
FT_GlyphSlot slot,
|
||||
FT_Size size,
|
||||
FT_UInt glyph_index,
|
||||
FT_ULong load_flags );
|
||||
FT_Int32 load_flags );
|
||||
|
||||
|
||||
/*************************************************************************/
|
||||
|
|
|
@ -610,6 +610,7 @@ FT_BEGIN_HEADER
|
|||
FT_Byte** glyph_names,
|
||||
PS_Blend blend,
|
||||
FT_Bool hinting,
|
||||
FT_Render_Mode hint_mode,
|
||||
T1_Decoder_Callback callback );
|
||||
|
||||
void
|
||||
|
@ -652,6 +653,7 @@ FT_BEGIN_HEADER
|
|||
PS_Blend blend; /* for multiple master support */
|
||||
|
||||
FT_UInt32 hint_flags;
|
||||
FT_Render_Mode hint_mode;
|
||||
|
||||
T1_Decoder_Callback parse_callback;
|
||||
T1_Decoder_FuncsRec funcs;
|
||||
|
|
|
@ -280,10 +280,10 @@ FT_BEGIN_HEADER
|
|||
/* which must correspond to the same font as the glyph. */
|
||||
/* */
|
||||
typedef FT_Error
|
||||
(*T1_Hints_ApplyFunc)( T1_Hints hints,
|
||||
FT_Outline* outline,
|
||||
PSH_Globals globals,
|
||||
FT_UInt32 hint_flags );
|
||||
(*T1_Hints_ApplyFunc)( T1_Hints hints,
|
||||
FT_Outline* outline,
|
||||
PSH_Globals globals,
|
||||
FT_Render_Mode hint_mode );
|
||||
|
||||
|
||||
/*************************************************************************/
|
||||
|
@ -561,10 +561,10 @@ FT_BEGIN_HEADER
|
|||
/* which must correspond to the same font than the glyph. */
|
||||
/* */
|
||||
typedef FT_Error
|
||||
(*T2_Hints_ApplyFunc)( T2_Hints hints,
|
||||
FT_Outline* outline,
|
||||
PSH_Globals globals,
|
||||
FT_UInt32 hint_flags );
|
||||
(*T2_Hints_ApplyFunc)( T2_Hints hints,
|
||||
FT_Outline* outline,
|
||||
PSH_Globals globals,
|
||||
FT_Render_Mode hint_mode );
|
||||
|
||||
|
||||
/*************************************************************************/
|
||||
|
|
|
@ -40,7 +40,6 @@
|
|||
/*************************************************************************/
|
||||
/*************************************************************************/
|
||||
|
||||
#if 0
|
||||
/* snap a given width in scaled coordinates to one of the */
|
||||
/* current standard widths */
|
||||
static FT_Pos
|
||||
|
@ -86,11 +85,11 @@
|
|||
|
||||
return width;
|
||||
}
|
||||
#endif
|
||||
|
||||
|
||||
/* compute the snapped width of a given stem */
|
||||
static FT_Pos
|
||||
ah_compute_stem_width( AH_Hinter hinter,
|
||||
ah_compute_stem_width( AH_Hinter hinter,
|
||||
int vertical,
|
||||
FT_Pos width )
|
||||
{
|
||||
|
@ -105,85 +104,93 @@
|
|||
sign = 1;
|
||||
}
|
||||
|
||||
#if 1
|
||||
if ( dist < 64 )
|
||||
dist = 64;
|
||||
|
||||
if ( ( vertical && hinter->no_vert_snapping ) ||
|
||||
( !vertical && hinter->no_horz_snapping ) )
|
||||
{
|
||||
FT_Pos delta = dist - globals->stds[vertical];
|
||||
|
||||
|
||||
if ( delta < 0 )
|
||||
delta = -delta;
|
||||
|
||||
if ( delta < 40 )
|
||||
{
|
||||
dist = globals->stds[vertical];
|
||||
if ( dist < 32 )
|
||||
dist = 32;
|
||||
}
|
||||
|
||||
if ( dist < 3 * 64 )
|
||||
{
|
||||
delta = ( dist & 63 );
|
||||
dist &= -64;
|
||||
|
||||
if ( delta < 10 )
|
||||
dist += delta;
|
||||
|
||||
else if ( delta < 32 )
|
||||
dist += 10;
|
||||
|
||||
else if ( delta < 54 )
|
||||
dist += 54;
|
||||
|
||||
else
|
||||
dist += delta;
|
||||
}
|
||||
else
|
||||
dist = ( dist + 32 ) & -64;
|
||||
}
|
||||
#else
|
||||
if ( vertical )
|
||||
{
|
||||
dist = ah_snap_width( globals->heights, globals->num_heights, dist );
|
||||
|
||||
/* in the case of vertical hinting, always round */
|
||||
/* the stem heights to integer pixels */
|
||||
if ( dist >= 64 )
|
||||
dist = ( dist + 16 ) & -64;
|
||||
else
|
||||
/* smooth hinting process, very lightly quantize the stem width */
|
||||
/* */
|
||||
if ( dist < 64 )
|
||||
dist = 64;
|
||||
|
||||
{
|
||||
FT_Pos delta = dist - globals->stds[vertical];
|
||||
|
||||
|
||||
if ( delta < 0 )
|
||||
delta = -delta;
|
||||
|
||||
if ( delta < 40 )
|
||||
{
|
||||
dist = globals->stds[vertical];
|
||||
if ( dist < 32 )
|
||||
dist = 32;
|
||||
}
|
||||
|
||||
if ( dist < 3 * 64 )
|
||||
{
|
||||
delta = ( dist & 63 );
|
||||
dist &= -64;
|
||||
|
||||
if ( delta < 10 )
|
||||
dist += delta;
|
||||
|
||||
else if ( delta < 32 )
|
||||
dist += 10;
|
||||
|
||||
else if ( delta < 54 )
|
||||
dist += 54;
|
||||
|
||||
else
|
||||
dist += delta;
|
||||
}
|
||||
else
|
||||
dist = ( dist + 32 ) & -64;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
dist = ah_snap_width( globals->widths, globals->num_widths, dist );
|
||||
|
||||
if ( hinter->flags & AH_HINTER_MONOCHROME )
|
||||
/* strong hinting process, snap the stem width to integer pixels */
|
||||
/* */
|
||||
if ( vertical )
|
||||
{
|
||||
/* monochrome horizontal hinting: snap widths to integer pixels */
|
||||
/* with a different threshold */
|
||||
if ( dist < 64 )
|
||||
dist = 64;
|
||||
dist = ah_snap_width( globals->heights, globals->num_heights, dist );
|
||||
|
||||
/* in the case of vertical hinting, always round */
|
||||
/* the stem heights to integer pixels */
|
||||
if ( dist >= 64 )
|
||||
dist = ( dist + 16 ) & -64;
|
||||
else
|
||||
dist = ( dist + 32 ) & -64;
|
||||
dist = 64;
|
||||
}
|
||||
else
|
||||
{
|
||||
/* for horizontal anti-aliased hinting, we adopt a more subtle */
|
||||
/* approach: we strengthen small stems, round stems whose size */
|
||||
/* is between 1 and 2 pixels to an integer, otherwise nothing */
|
||||
if ( dist < 48 )
|
||||
dist = ( dist + 64 ) >> 1;
|
||||
|
||||
else if ( dist < 128 )
|
||||
dist = ( dist + 22 ) & -64;
|
||||
dist = ah_snap_width( globals->widths, globals->num_widths, dist );
|
||||
|
||||
if ( hinter->flags & AH_HINTER_MONOCHROME )
|
||||
{
|
||||
/* monochrome horizontal hinting: snap widths to integer pixels */
|
||||
/* with a different threshold */
|
||||
if ( dist < 64 )
|
||||
dist = 64;
|
||||
else
|
||||
dist = ( dist + 32 ) & -64;
|
||||
}
|
||||
else
|
||||
/* XXX: round otherwise, prevent color fringes in LCD mode */
|
||||
dist = ( dist + 32 ) & -64;
|
||||
{
|
||||
/* for horizontal anti-aliased hinting, we adopt a more subtle */
|
||||
/* approach: we strengthen small stems, round stems whose size */
|
||||
/* is between 1 and 2 pixels to an integer, otherwise nothing */
|
||||
if ( dist < 48 )
|
||||
dist = ( dist + 64 ) >> 1;
|
||||
|
||||
else if ( dist < 128 )
|
||||
dist = ( dist + 22 ) & -64;
|
||||
else
|
||||
/* XXX: round otherwise, prevent color fringes in LCD mode */
|
||||
dist = ( dist + 32 ) & -64;
|
||||
}
|
||||
}
|
||||
}
|
||||
#endif
|
||||
|
||||
if ( sign )
|
||||
dist = -dist;
|
||||
|
@ -278,10 +285,10 @@
|
|||
int has_serifs = 0;
|
||||
|
||||
|
||||
if ( ah_debug_disable_vert && !dimension )
|
||||
if ( hinter->no_horz_hints && !dimension )
|
||||
goto Next_Dimension;
|
||||
|
||||
if ( ah_debug_disable_horz && dimension )
|
||||
if ( hinter->no_vert_hints && dimension )
|
||||
goto Next_Dimension;
|
||||
|
||||
/* we begin by aligning all stems relative to the blue zone */
|
||||
|
@ -467,38 +474,13 @@
|
|||
|
||||
|
||||
FT_LOCAL_DEF( void )
|
||||
ah_hinter_hint_edges( AH_Hinter hinter,
|
||||
FT_Bool no_horz_edges,
|
||||
FT_Bool no_vert_edges )
|
||||
ah_hinter_hint_edges( AH_Hinter hinter )
|
||||
{
|
||||
#if 0
|
||||
ah_debug_disable_horz = no_horz_edges;
|
||||
ah_debug_disable_vert = no_vert_edges;
|
||||
#else
|
||||
FT_UNUSED( no_horz_edges );
|
||||
FT_UNUSED( no_vert_edges );
|
||||
#endif
|
||||
/* AH_Interpolate_Blue_Edges( hinter ); -- doesn't seem to help */
|
||||
/* reduce the problem of the disappearing eye in the `e' of Times... */
|
||||
/* also, creates some artifacts near the blue zones? */
|
||||
{
|
||||
ah_hint_edges_3( hinter );
|
||||
|
||||
#if 0
|
||||
/* outline optimizer removed temporarily */
|
||||
if ( hinter->flags & AH_HINTER_OPTIMIZE )
|
||||
{
|
||||
AH_Optimizer opt;
|
||||
|
||||
|
||||
if ( !AH_Optimizer_Init( &opt, hinter->glyph, hinter->memory ) )
|
||||
{
|
||||
AH_Optimizer_Compute( &opt );
|
||||
AH_Optimizer_Done( &opt );
|
||||
}
|
||||
}
|
||||
#endif
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
|
@ -1048,7 +1030,7 @@
|
|||
|
||||
/* create a face's autohint globals */
|
||||
FT_LOCAL_DEF( FT_Error )
|
||||
ah_hinter_new_face_globals( AH_Hinter hinter,
|
||||
ah_hinter_new_face_globals( AH_Hinter hinter,
|
||||
FT_Face face,
|
||||
AH_Globals globals )
|
||||
{
|
||||
|
@ -1091,9 +1073,9 @@
|
|||
|
||||
|
||||
static FT_Error
|
||||
ah_hinter_load( AH_Hinter hinter,
|
||||
ah_hinter_load( AH_Hinter hinter,
|
||||
FT_UInt glyph_index,
|
||||
FT_UInt load_flags,
|
||||
FT_Int32 load_flags,
|
||||
FT_UInt depth )
|
||||
{
|
||||
FT_Face face = hinter->face;
|
||||
|
@ -1104,11 +1086,6 @@
|
|||
FT_Error error;
|
||||
AH_Outline outline = hinter->glyph;
|
||||
AH_Loader gloader = hinter->loader;
|
||||
FT_Bool no_horz_hints = FT_BOOL(
|
||||
( load_flags & AH_HINT_NO_HORZ_EDGES ) != 0 );
|
||||
FT_Bool no_vert_hints = FT_BOOL(
|
||||
( load_flags & AH_HINT_NO_VERT_EDGES ) != 0 );
|
||||
|
||||
|
||||
/* load the glyph */
|
||||
error = FT_Load_Glyph( face, glyph_index, load_flags );
|
||||
|
@ -1191,14 +1168,14 @@
|
|||
/* perform feature detection */
|
||||
ah_outline_detect_features( outline );
|
||||
|
||||
if ( !no_horz_hints )
|
||||
if ( !hinter->no_vert_hints )
|
||||
{
|
||||
ah_outline_compute_blue_edges( outline, hinter->globals );
|
||||
ah_outline_scale_blue_edges( outline, hinter->globals );
|
||||
}
|
||||
|
||||
/* perform alignment control */
|
||||
ah_hinter_hint_edges( hinter, no_horz_hints, no_vert_hints );
|
||||
ah_hinter_hint_edges( hinter );
|
||||
ah_hinter_align( hinter );
|
||||
|
||||
/* now save the current outline into the loader's current table */
|
||||
|
@ -1421,17 +1398,18 @@
|
|||
|
||||
/* load and hint a given glyph */
|
||||
FT_LOCAL_DEF( FT_Error )
|
||||
ah_hinter_load_glyph( AH_Hinter hinter,
|
||||
ah_hinter_load_glyph( AH_Hinter hinter,
|
||||
FT_GlyphSlot slot,
|
||||
FT_Size size,
|
||||
FT_UInt glyph_index,
|
||||
FT_Int load_flags )
|
||||
FT_Int32 load_flags )
|
||||
{
|
||||
FT_Face face = slot->face;
|
||||
FT_Error error;
|
||||
FT_Fixed x_scale = size->metrics.x_scale;
|
||||
FT_Fixed y_scale = size->metrics.y_scale;
|
||||
AH_Face_Globals face_globals = FACE_GLOBALS( face );
|
||||
FT_Render_Mode hint_mode = FT_LOAD_TARGET_MODE(load_flags);
|
||||
|
||||
|
||||
/* first of all, we need to check that we're using the correct face and */
|
||||
|
@ -1459,6 +1437,25 @@
|
|||
|
||||
ah_loader_rewind( hinter->loader );
|
||||
|
||||
/* reset hinting flags according to load flags and current render target */
|
||||
hinter->no_horz_hints = FT_BOOL( load_flags & FT_LOAD_NO_AUTOHINT );
|
||||
hinter->no_vert_hints = FT_BOOL( load_flags & FT_LOAD_NO_AUTOHINT );
|
||||
|
||||
#ifdef DEBUG_HINTER
|
||||
hinter->no_horz_hints = ah_debug_disable_vert; /* not a bug, the meaning */
|
||||
hinter->no_vert_hints = ah_debug_disable_horz; /* of h/v is inverted !! */
|
||||
#endif
|
||||
|
||||
/* we snap the width of vertical stems for the monochrome and horizontal */
|
||||
/* LCD rendering targets only. Corresponds to X snapping */
|
||||
hinter->no_horz_snapping = FT_BOOL( hint_mode == FT_RENDER_MODE_NORMAL ||
|
||||
hint_mode == FT_RENDER_MODE_LCD_V );
|
||||
|
||||
/* we snap the width of horizontal stems for the monochrome and vertical */
|
||||
/* LCD rendering targets only. Corresponds to Y snapping */
|
||||
hinter->no_vert_snapping = FT_BOOL( hint_mode == FT_RENDER_MODE_NORMAL ||
|
||||
hint_mode == FT_RENDER_MODE_LCD );
|
||||
|
||||
#if 1
|
||||
load_flags = FT_LOAD_NO_SCALE
|
||||
| FT_LOAD_IGNORE_TRANSFORM ;
|
||||
|
|
|
@ -32,8 +32,8 @@ FT_BEGIN_HEADER
|
|||
|
||||
#define AH_HINT_DEFAULT 0
|
||||
#define AH_HINT_NO_ALIGNMENT 1
|
||||
#define AH_HINT_NO_HORZ_EDGES 0x20000L
|
||||
#define AH_HINT_NO_VERT_EDGES 0x40000L
|
||||
#define AH_HINT_NO_HORZ_EDGES 0x200000L /* temporary hack */
|
||||
#define AH_HINT_NO_VERT_EDGES 0x400000L /* temporary hack */
|
||||
|
||||
|
||||
/* create a new empty hinter object */
|
||||
|
@ -47,7 +47,7 @@ FT_BEGIN_HEADER
|
|||
FT_GlyphSlot slot,
|
||||
FT_Size size,
|
||||
FT_UInt glyph_index,
|
||||
FT_Int load_flags );
|
||||
FT_Int32 load_flags );
|
||||
|
||||
/* finalize a hinter object */
|
||||
FT_LOCAL( void )
|
||||
|
|
|
@ -69,7 +69,7 @@
|
|||
FT_GlyphSlot slot,
|
||||
FT_Size size,
|
||||
FT_UInt glyph_index,
|
||||
FT_ULong load_flags )
|
||||
FT_Int32 load_flags )
|
||||
{
|
||||
return ah_hinter_load_glyph( module->hinter,
|
||||
slot, size, glyph_index, load_flags );
|
||||
|
|
|
@ -491,6 +491,11 @@ FT_BEGIN_HEADER
|
|||
FT_Vector trans_delta;
|
||||
FT_Matrix trans_matrix;
|
||||
|
||||
FT_Bool no_horz_hints; /* disable X hinting */
|
||||
FT_Bool no_vert_hints; /* disable Y hinting */
|
||||
FT_Bool no_horz_snapping; /* disable X stem size snapping */
|
||||
FT_Bool no_vert_snapping; /* disable Y stem size snapping */
|
||||
|
||||
} AH_HinterRec, *AH_Hinter;
|
||||
|
||||
|
||||
|
|
|
@ -347,11 +347,12 @@
|
|||
/* slot :: The current glyph object. */
|
||||
/* */
|
||||
FT_LOCAL_DEF( void )
|
||||
cff_decoder_init( CFF_Decoder* decoder,
|
||||
TT_Face face,
|
||||
CFF_Size size,
|
||||
CFF_GlyphSlot slot,
|
||||
FT_Bool hinting )
|
||||
cff_decoder_init( CFF_Decoder* decoder,
|
||||
TT_Face face,
|
||||
CFF_Size size,
|
||||
CFF_GlyphSlot slot,
|
||||
FT_Bool hinting,
|
||||
FT_Render_Mode hint_mode )
|
||||
{
|
||||
CFF_Font cff = (CFF_Font)face->extra.data;
|
||||
|
||||
|
@ -366,6 +367,8 @@
|
|||
decoder->num_globals = cff->num_global_subrs;
|
||||
decoder->globals = cff->global_subrs;
|
||||
decoder->globals_bias = cff_compute_bias( decoder->num_globals );
|
||||
|
||||
decoder->hint_mode = hint_mode;
|
||||
}
|
||||
|
||||
|
||||
|
@ -2203,7 +2206,7 @@
|
|||
*max_advance = 0;
|
||||
|
||||
/* Initialize load decoder */
|
||||
cff_decoder_init( &decoder, face, 0, 0, 0 );
|
||||
cff_decoder_init( &decoder, face, 0, 0, 0, 0 );
|
||||
|
||||
decoder.builder.metrics_only = 1;
|
||||
decoder.builder.load_points = 0;
|
||||
|
@ -2262,7 +2265,7 @@
|
|||
cff_slot_load( CFF_GlyphSlot glyph,
|
||||
CFF_Size size,
|
||||
FT_Int glyph_index,
|
||||
FT_Int load_flags )
|
||||
FT_Int32 load_flags )
|
||||
{
|
||||
FT_Error error;
|
||||
CFF_Decoder decoder;
|
||||
|
@ -2298,7 +2301,8 @@
|
|||
FT_ULong charstring_len;
|
||||
|
||||
|
||||
cff_decoder_init( &decoder, face, size, glyph, hinting );
|
||||
cff_decoder_init( &decoder, face, size, glyph, hinting,
|
||||
FT_LOAD_TARGET_MODE(load_flags) );
|
||||
|
||||
decoder.builder.no_recurse =
|
||||
(FT_Bool)( ( load_flags & FT_LOAD_NO_RECURSE ) != 0 );
|
||||
|
|
|
@ -168,15 +168,18 @@ FT_BEGIN_HEADER
|
|||
FT_Byte** glyph_names; /* for pure CFF fonts only */
|
||||
FT_UInt num_glyphs; /* number of glyphs in font */
|
||||
|
||||
FT_Render_Mode hint_mode;
|
||||
|
||||
} CFF_Decoder;
|
||||
|
||||
|
||||
FT_LOCAL( void )
|
||||
cff_decoder_init( CFF_Decoder* decoder,
|
||||
TT_Face face,
|
||||
CFF_Size size,
|
||||
CFF_GlyphSlot slot,
|
||||
FT_Bool hinting );
|
||||
cff_decoder_init( CFF_Decoder* decoder,
|
||||
TT_Face face,
|
||||
CFF_Size size,
|
||||
CFF_GlyphSlot slot,
|
||||
FT_Bool hinting,
|
||||
FT_Render_Mode hint_mode );
|
||||
|
||||
FT_LOCAL( void )
|
||||
cff_decoder_prepare( CFF_Decoder* decoder,
|
||||
|
@ -200,7 +203,7 @@ FT_BEGIN_HEADER
|
|||
cff_slot_load( CFF_GlyphSlot glyph,
|
||||
CFF_Size size,
|
||||
FT_Int glyph_index,
|
||||
FT_Int load_flags );
|
||||
FT_Int32 load_flags );
|
||||
|
||||
|
||||
FT_END_HEADER
|
||||
|
|
|
@ -272,7 +272,7 @@
|
|||
cid_slot_load_glyph( CID_GlyphSlot glyph,
|
||||
CID_Size size,
|
||||
FT_Int glyph_index,
|
||||
FT_Int load_flags )
|
||||
FT_Int32 load_flags )
|
||||
{
|
||||
FT_Error error;
|
||||
T1_DecoderRec decoder;
|
||||
|
@ -306,6 +306,7 @@
|
|||
0, /* glyph names -- XXX */
|
||||
0, /* blend == 0 */
|
||||
hinting,
|
||||
FT_LOAD_TARGET_MODE(load_flags),
|
||||
cid_load_glyph );
|
||||
|
||||
/* set up the decoder */
|
||||
|
|
|
@ -40,7 +40,7 @@ FT_BEGIN_HEADER
|
|||
cid_slot_load_glyph( CID_GlyphSlot glyph,
|
||||
CID_Size size,
|
||||
FT_Int glyph_index,
|
||||
FT_Int load_flags );
|
||||
FT_Int32 load_flags );
|
||||
|
||||
|
||||
FT_END_HEADER
|
||||
|
|
|
@ -752,8 +752,8 @@
|
|||
/* apply hints to the loaded glyph outline now */
|
||||
hinter->apply( hinter->hints,
|
||||
builder->current,
|
||||
(PSH_Globals)builder->hints_globals,
|
||||
decoder->hint_flags );
|
||||
(PSH_Globals) builder->hints_globals,
|
||||
decoder->hint_mode );
|
||||
}
|
||||
|
||||
/* add current outline to the glyph slot */
|
||||
|
@ -1122,6 +1122,7 @@
|
|||
FT_Byte** glyph_names,
|
||||
PS_Blend blend,
|
||||
FT_Bool hinting,
|
||||
FT_Render_Mode hint_mode,
|
||||
T1_Decoder_Callback parse_callback )
|
||||
{
|
||||
FT_MEM_ZERO( decoder, sizeof ( *decoder ) );
|
||||
|
@ -1148,6 +1149,7 @@
|
|||
decoder->num_glyphs = face->num_glyphs;
|
||||
decoder->glyph_names = glyph_names;
|
||||
decoder->hint_flags = face->internal->hint_flags;
|
||||
decoder->hint_mode = hint_mode;
|
||||
decoder->blend = blend;
|
||||
decoder->parse_callback = parse_callback;
|
||||
|
||||
|
|
|
@ -50,6 +50,7 @@ FT_BEGIN_HEADER
|
|||
FT_Byte** glyph_names,
|
||||
PS_Blend blend,
|
||||
FT_Bool hinting,
|
||||
FT_Render_Mode hint_mode,
|
||||
T1_Decoder_Callback parse_glyph );
|
||||
|
||||
FT_LOCAL( void )
|
||||
|
|
|
@ -742,17 +742,17 @@
|
|||
/*************************************************************************/
|
||||
|
||||
FT_Error
|
||||
ps1_hints_apply( PS_Hints ps_hints,
|
||||
FT_Outline* outline,
|
||||
PSH_Globals globals,
|
||||
FT_UInt32 hint_flags )
|
||||
ps1_hints_apply( PS_Hints ps_hints,
|
||||
FT_Outline* outline,
|
||||
PSH_Globals globals,
|
||||
FT_Render_Mode hint_mode )
|
||||
{
|
||||
PSH1_Hint_TableRec hints;
|
||||
FT_Error error = 0;
|
||||
FT_Int dimension;
|
||||
|
||||
|
||||
FT_UNUSED( hint_flags );
|
||||
FT_UNUSED( hint_mode );
|
||||
|
||||
for ( dimension = 1; dimension >= 0; dimension-- )
|
||||
{
|
||||
|
|
|
@ -86,10 +86,10 @@ FT_BEGIN_HEADER
|
|||
|
||||
|
||||
extern FT_Error
|
||||
ps1_hints_apply( PS_Hints ps_hints,
|
||||
FT_Outline* outline,
|
||||
PSH_Globals globals,
|
||||
FT_UInt32 hint_flags );
|
||||
ps1_hints_apply( PS_Hints ps_hints,
|
||||
FT_Outline* outline,
|
||||
PSH_Globals globals,
|
||||
FT_Render_Mode hint_mode );
|
||||
|
||||
|
||||
#ifdef DEBUG_HINTER
|
||||
|
|
|
@ -1492,10 +1492,10 @@
|
|||
/*************************************************************************/
|
||||
|
||||
FT_Error
|
||||
ps2_hints_apply( PS_Hints ps_hints,
|
||||
FT_Outline* outline,
|
||||
PSH_Globals globals,
|
||||
FT_UInt32 hint_flags )
|
||||
ps2_hints_apply( PS_Hints ps_hints,
|
||||
FT_Outline* outline,
|
||||
PSH_Globals globals,
|
||||
FT_Render_Mode hint_mode )
|
||||
{
|
||||
PSH2_GlyphRec glyphrec;
|
||||
PSH2_Glyph glyph = &glyphrec;
|
||||
|
@ -1505,7 +1505,7 @@
|
|||
#endif
|
||||
FT_Int dimension;
|
||||
|
||||
FT_UNUSED( hint_flags );
|
||||
FT_UNUSED( hint_mode );
|
||||
|
||||
#ifdef DEBUG_HINTER
|
||||
memory = globals->memory;
|
||||
|
|
|
@ -188,10 +188,10 @@ FT_BEGIN_HEADER
|
|||
|
||||
|
||||
extern FT_Error
|
||||
ps2_hints_apply( PS_Hints ps_hints,
|
||||
FT_Outline* outline,
|
||||
PSH_Globals globals,
|
||||
FT_UInt32 hint_flags );
|
||||
ps2_hints_apply( PS_Hints ps_hints,
|
||||
FT_Outline* outline,
|
||||
PSH_Globals globals,
|
||||
FT_Render_Mode hint_mode );
|
||||
|
||||
|
||||
FT_END_HEADER
|
||||
|
|
|
@ -380,7 +380,7 @@
|
|||
psh3_hint_align( PSH3_Hint hint,
|
||||
PSH_Globals globals,
|
||||
FT_Int dimension,
|
||||
FT_UInt32 hint_flags )
|
||||
PSH3_Glyph glyph )
|
||||
{
|
||||
PSH_Dimension dim = &globals->dimension[dimension];
|
||||
FT_Fixed scale = dim->scale_mult;
|
||||
|
@ -392,14 +392,15 @@
|
|||
FT_Pos pos = FT_MulFix( hint->org_pos, scale ) + delta;
|
||||
FT_Pos len = FT_MulFix( hint->org_len, scale );
|
||||
|
||||
FT_Int no_snapping;
|
||||
FT_Pos fit_center;
|
||||
FT_Pos fit_len;
|
||||
PSH_AlignmentRec align;
|
||||
|
||||
|
||||
/* ignore stem alignments when requested through the hint flags */
|
||||
if ( ( dimension == 0 && ( hint_flags & FT_HINT_NO_VSTEM_ALIGN ) != 0 ) ||
|
||||
( dimension == 1 && ( hint_flags & FT_HINT_NO_HSTEM_ALIGN ) != 0 ) )
|
||||
if ( ( dimension == 0 && glyph->no_horz_hints ) ||
|
||||
( dimension == 1 && glyph->no_vert_hints ) )
|
||||
{
|
||||
hint->cur_pos = pos;
|
||||
hint->cur_len = len;
|
||||
|
@ -409,7 +410,10 @@
|
|||
}
|
||||
|
||||
/* perform stem snapping when requested */
|
||||
if ( ( hint_flags & FT_HINT_NO_INTEGER_STEM ) == 0 )
|
||||
no_snapping = ( dimension == 0 && !glyph->no_horz_snapping ) ||
|
||||
( dimension == 1 && !glyph->no_vert_snapping );
|
||||
|
||||
if ( !no_snapping )
|
||||
{
|
||||
/* compute fitted width/height */
|
||||
fit_len = 0;
|
||||
|
@ -468,7 +472,7 @@
|
|||
|
||||
/* ensure that parent is already fitted */
|
||||
if ( !psh3_hint_is_fitted( parent ) )
|
||||
psh3_hint_align( parent, globals, dimension, hint_flags );
|
||||
psh3_hint_align( parent, globals, dimension, glyph );
|
||||
|
||||
par_org_center = parent->org_pos + ( parent->org_len >> 1 );
|
||||
par_cur_center = parent->cur_pos + ( parent->cur_len >> 1 );
|
||||
|
@ -478,7 +482,7 @@
|
|||
pos = par_cur_center + cur_delta - ( len >> 1 );
|
||||
}
|
||||
|
||||
if ( ( hint_flags & FT_HINT_NO_INTEGER_STEM ) == 0 )
|
||||
if ( !no_snapping )
|
||||
{
|
||||
/* normal processing */
|
||||
if ( fit_len & 64 )
|
||||
|
@ -537,7 +541,7 @@
|
|||
FT_Fixed delta_a, delta_b;
|
||||
|
||||
|
||||
if ( ( len / 64 ) & 1 )
|
||||
if ( len & 64 )
|
||||
{
|
||||
delta_a = ( center & -64 ) + 32 - center;
|
||||
delta_b = ( ( center + 32 ) & - 64 ) - center;
|
||||
|
@ -587,7 +591,7 @@
|
|||
psh3_hint_table_align_hints( PSH3_Hint_Table table,
|
||||
PSH_Globals globals,
|
||||
FT_Int dimension,
|
||||
FT_UInt32 hint_flags )
|
||||
PSH3_Glyph glyph )
|
||||
{
|
||||
PSH3_Hint hint;
|
||||
FT_UInt count;
|
||||
|
@ -617,7 +621,7 @@
|
|||
count = table->max_hints;
|
||||
|
||||
for ( ; count > 0; count--, hint++ )
|
||||
psh3_hint_align( hint, globals, dimension, hint_flags );
|
||||
psh3_hint_align( hint, globals, dimension, glyph );
|
||||
}
|
||||
|
||||
|
||||
|
@ -1675,10 +1679,10 @@
|
|||
/*************************************************************************/
|
||||
|
||||
FT_Error
|
||||
ps3_hints_apply( PS_Hints ps_hints,
|
||||
FT_Outline* outline,
|
||||
PSH_Globals globals,
|
||||
FT_UInt32 hint_flags )
|
||||
ps3_hints_apply( PS_Hints ps_hints,
|
||||
FT_Outline* outline,
|
||||
PSH_Globals globals,
|
||||
FT_Render_Mode hint_mode )
|
||||
{
|
||||
PSH3_GlyphRec glyphrec;
|
||||
PSH3_Glyph glyph = &glyphrec;
|
||||
|
@ -1706,6 +1710,15 @@
|
|||
|
||||
#endif /* DEBUG_HINTER */
|
||||
|
||||
glyph->no_horz_hints = 0;
|
||||
glyph->no_vert_hints = 0;
|
||||
|
||||
glyph->no_horz_snapping = FT_BOOL( hint_mode == FT_RENDER_MODE_NORMAL ||
|
||||
hint_mode == FT_RENDER_MODE_LCD_V );
|
||||
|
||||
glyph->no_vert_snapping = FT_BOOL( hint_mode == FT_RENDER_MODE_NORMAL ||
|
||||
hint_mode == FT_RENDER_MODE_LCD );
|
||||
|
||||
error = psh3_glyph_init( glyph, outline, ps_hints, globals );
|
||||
if ( error )
|
||||
goto Exit;
|
||||
|
@ -1722,7 +1735,7 @@
|
|||
psh3_hint_table_align_hints( &glyph->hint_tables[dimension],
|
||||
glyph->globals,
|
||||
dimension,
|
||||
hint_flags );
|
||||
glyph );
|
||||
|
||||
/* find strong points, align them, then interpolate others */
|
||||
psh3_glyph_find_strong_points( glyph, dimension );
|
||||
|
|
|
@ -217,6 +217,11 @@ FT_BEGIN_HEADER
|
|||
FT_Int major_dir;
|
||||
FT_Int minor_dir;
|
||||
|
||||
FT_Bool no_horz_hints;
|
||||
FT_Bool no_vert_hints;
|
||||
FT_Bool no_horz_snapping;
|
||||
FT_Bool no_vert_snapping;
|
||||
|
||||
} PSH3_GlyphRec, *PSH3_Glyph;
|
||||
|
||||
|
||||
|
@ -234,10 +239,10 @@ FT_BEGIN_HEADER
|
|||
|
||||
|
||||
extern FT_Error
|
||||
ps3_hints_apply( PS_Hints ps_hints,
|
||||
FT_Outline* outline,
|
||||
PSH_Globals globals,
|
||||
FT_UInt32 hint_flags );
|
||||
ps3_hints_apply( PS_Hints ps_hints,
|
||||
FT_Outline* outline,
|
||||
PSH_Globals globals,
|
||||
FT_Render_Mode hint_mode );
|
||||
|
||||
|
||||
FT_END_HEADER
|
||||
|
|
|
@ -164,6 +164,7 @@
|
|||
(FT_Byte**)type1->glyph_names,
|
||||
face->blend,
|
||||
0,
|
||||
0,
|
||||
T1_Parse_Glyph );
|
||||
if ( error )
|
||||
return error;
|
||||
|
@ -214,7 +215,7 @@
|
|||
T1_Load_Glyph( T1_GlyphSlot glyph,
|
||||
T1_Size size,
|
||||
FT_UInt glyph_index,
|
||||
FT_Int load_flags )
|
||||
FT_Int32 load_flags )
|
||||
{
|
||||
FT_Error error;
|
||||
T1_DecoderRec decoder;
|
||||
|
@ -251,6 +252,7 @@
|
|||
(FT_Byte**)type1->glyph_names,
|
||||
face->blend,
|
||||
FT_BOOL( hinting ),
|
||||
FT_LOAD_TARGET_MODE(load_flags),
|
||||
T1_Parse_Glyph );
|
||||
if ( error )
|
||||
goto Exit;
|
||||
|
|
|
@ -35,7 +35,7 @@ FT_BEGIN_HEADER
|
|||
T1_Load_Glyph( T1_GlyphSlot glyph,
|
||||
T1_Size size,
|
||||
FT_UInt glyph_index,
|
||||
FT_Int load_flags );
|
||||
FT_Int32 load_flags );
|
||||
|
||||
|
||||
FT_END_HEADER
|
||||
|
|
Loading…
Reference in New Issue