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-rw-r--r--src/autofit/aflatin.c3
-rw-r--r--src/autofit/aflatin2.c3
-rw-r--r--src/autofit/afloader.c8
-rw-r--r--src/base/ftoutln.c224
-rw-r--r--src/base/ftsynth.c23
-rw-r--r--src/pshinter/pshalgo.c5
-rw-r--r--src/raster/ftmisc.h21
-rw-r--r--src/raster/ftraster.c11
-rw-r--r--src/sfnt/sfobjs.c14
-rw-r--r--src/sfnt/ttload.c15
-rw-r--r--src/sfnt/ttmtx.c4
-rw-r--r--src/smooth/ftgrays.c2
-rw-r--r--src/truetype/ttgload.c9
-rw-r--r--src/truetype/ttinterp.c19
-rw-r--r--src/truetype/ttobjs.c22
15 files changed, 159 insertions, 224 deletions
diff --git a/src/autofit/aflatin.c b/src/autofit/aflatin.c
index 30145a2..0fd3045 100644
--- a/src/autofit/aflatin.c
+++ b/src/autofit/aflatin.c
@@ -4,7 +4,7 @@
/* */
/* Auto-fitter hinting routines for latin script (body). */
/* */
-/* Copyright 2003-2011 by */
+/* Copyright 2003-2012 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -705,6 +705,7 @@
{
metrics->root.scaler.render_mode = scaler->render_mode;
metrics->root.scaler.face = scaler->face;
+ metrics->root.scaler.flags = scaler->flags;
af_latin_metrics_scale_dim( metrics, scaler, AF_DIMENSION_HORZ );
af_latin_metrics_scale_dim( metrics, scaler, AF_DIMENSION_VERT );
diff --git a/src/autofit/aflatin2.c b/src/autofit/aflatin2.c
index ea6af8d..927cce7 100644
--- a/src/autofit/aflatin2.c
+++ b/src/autofit/aflatin2.c
@@ -4,7 +4,7 @@
/* */
/* Auto-fitter hinting routines for latin script (body). */
/* */
-/* Copyright 2003-2011 by */
+/* Copyright 2003-2012 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -658,6 +658,7 @@
{
metrics->root.scaler.render_mode = scaler->render_mode;
metrics->root.scaler.face = scaler->face;
+ metrics->root.scaler.flags = scaler->flags;
af_latin2_metrics_scale_dim( metrics, scaler, AF_DIMENSION_HORZ );
af_latin2_metrics_scale_dim( metrics, scaler, AF_DIMENSION_VERT );
diff --git a/src/autofit/afloader.c b/src/autofit/afloader.c
index 34ef9d8..dabd619 100644
--- a/src/autofit/afloader.c
+++ b/src/autofit/afloader.c
@@ -104,9 +104,11 @@
AF_GlyphHints hints = &loader->hints;
FT_GlyphSlot slot = face->glyph;
FT_Slot_Internal internal = slot->internal;
+ FT_Int32 flags;
- error = FT_Load_Glyph( face, glyph_index, load_flags );
+ flags = load_flags | FT_LOAD_LINEAR_DESIGN;
+ error = FT_Load_Glyph( face, glyph_index, flags );
if ( error )
goto Exit;
@@ -124,10 +126,6 @@
FT_Vector_Transform( &loader->trans_delta, &inverse );
}
- /* set linear metrics */
- slot->linearHoriAdvance = slot->metrics.horiAdvance;
- slot->linearVertAdvance = slot->metrics.vertAdvance;
-
switch ( slot->format )
{
case FT_GLYPH_FORMAT_OUTLINE:
diff --git a/src/base/ftoutln.c b/src/base/ftoutln.c
index 9ae276d..76e2b04 100644
--- a/src/base/ftoutln.c
+++ b/src/base/ftoutln.c
@@ -882,9 +882,19 @@
FT_Outline_Embolden( FT_Outline* outline,
FT_Pos strength )
{
+ return FT_Outline_EmboldenXY( outline, strength, strength );
+ }
+
+
+ /* documentation is in ftoutln.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Outline_EmboldenXY( FT_Outline* outline,
+ FT_Pos xstrength,
+ FT_Pos ystrength )
+ {
FT_Vector* points;
FT_Vector v_prev, v_first, v_next, v_cur;
- FT_Angle rotate, angle_in, angle_out;
FT_Int c, n, first;
FT_Int orientation;
@@ -892,8 +902,9 @@
if ( !outline )
return FT_Err_Invalid_Argument;
- strength /= 2;
- if ( strength == 0 )
+ xstrength /= 2;
+ ystrength /= 2;
+ if ( xstrength == 0 && ystrength == 0 )
return FT_Err_Ok;
orientation = FT_Outline_Get_Orientation( outline );
@@ -905,62 +916,63 @@
return FT_Err_Ok;
}
- if ( orientation == FT_ORIENTATION_TRUETYPE )
- rotate = -FT_ANGLE_PI2;
- else
- rotate = FT_ANGLE_PI2;
-
points = outline->points;
first = 0;
for ( c = 0; c < outline->n_contours; c++ )
{
- int last = outline->contours[c];
+ FT_Vector in, out, shift;
+ FT_Fixed l_in, l_out, d;
+ int last = outline->contours[c];
v_first = points[first];
v_prev = points[last];
v_cur = v_first;
+ /* compute the incoming vector and its length */
+ in.x = v_cur.x - v_prev.x;
+ in.y = v_cur.y - v_prev.y;
+ l_in = FT_Vector_Length( &in );
+
for ( n = first; n <= last; n++ )
{
- FT_Vector in, out;
- FT_Angle angle_diff;
- FT_Pos d;
- FT_Fixed scale;
-
-
if ( n < last )
v_next = points[n + 1];
else
v_next = v_first;
- /* compute the in and out vectors */
- in.x = v_cur.x - v_prev.x;
- in.y = v_cur.y - v_prev.y;
-
+ /* compute the outgoing vector and its length */
out.x = v_next.x - v_cur.x;
out.y = v_next.y - v_cur.y;
+ l_out = FT_Vector_Length( &out );
- angle_in = FT_Atan2( in.x, in.y );
- angle_out = FT_Atan2( out.x, out.y );
- angle_diff = FT_Angle_Diff( angle_in, angle_out );
- scale = FT_Cos( angle_diff / 2 );
+ d = l_in * l_out + in.x * out.x + in.y * out.y;
- if ( scale < 0x4000L && scale > -0x4000L )
- in.x = in.y = 0;
- else
+ /* shift only if turn is less then ~160 degrees */
+ if ( 16 * d > l_in * l_out )
{
- d = FT_DivFix( strength, scale );
+ /* shift components are rotated */
+ shift.x = FT_DivFix( l_out * in.y + l_in * out.y, d );
+ shift.y = FT_DivFix( l_out * in.x + l_in * out.x, d );
- FT_Vector_From_Polar( &in, d, angle_in + angle_diff / 2 - rotate );
+ if ( orientation == FT_ORIENTATION_TRUETYPE )
+ shift.x = -shift.x;
+ else
+ shift.y = -shift.y;
+
+ shift.x = FT_MulFix( xstrength, shift.x );
+ shift.y = FT_MulFix( ystrength, shift.y );
}
+ else
+ shift.x = shift.y = 0;
- outline->points[n].x = v_cur.x + strength + in.x;
- outline->points[n].y = v_cur.y + strength + in.y;
+ outline->points[n].x = v_cur.x + xstrength + shift.x;
+ outline->points[n].y = v_cur.y + ystrength + shift.y;
- v_prev = v_cur;
- v_cur = v_next;
+ in = out;
+ l_in = l_out;
+ v_cur = v_next;
}
first = last + 1;
@@ -975,23 +987,10 @@
FT_EXPORT_DEF( FT_Orientation )
FT_Outline_Get_Orientation( FT_Outline* outline )
{
- FT_Pos xmin = 32768L;
- FT_Pos xmin_ymin = 32768L;
- FT_Pos xmin_ymax = -32768L;
- FT_Vector* xmin_first = NULL;
- FT_Vector* xmin_last = NULL;
-
- short* contour;
-
- FT_Vector* first;
- FT_Vector* last;
- FT_Vector* prev;
- FT_Vector* point;
-
- int i;
- FT_Pos ray_y[3];
- FT_Orientation result[3] =
- { FT_ORIENTATION_NONE, FT_ORIENTATION_NONE, FT_ORIENTATION_NONE };
+ FT_Vector* points;
+ FT_Vector v_prev, v_cur;
+ FT_Int c, n, first;
+ FT_Pos area = 0;
if ( !outline || outline->n_points <= 0 )
@@ -1002,127 +1001,32 @@
/* cubic or quadratic curves, this test deals with the polygon */
/* only which is spanned up by the control points. */
- first = outline->points;
- for ( contour = outline->contours;
- contour < outline->contours + outline->n_contours;
- contour++, first = last + 1 )
- {
- FT_Pos contour_xmin = 32768L;
- FT_Pos contour_xmax = -32768L;
- FT_Pos contour_ymin = 32768L;
- FT_Pos contour_ymax = -32768L;
-
-
- last = outline->points + *contour;
-
- /* skip degenerate contours */
- if ( last < first + 2 )
- continue;
-
- for ( point = first; point <= last; ++point )
- {
- if ( point->x < contour_xmin )
- contour_xmin = point->x;
-
- if ( point->x > contour_xmax )
- contour_xmax = point->x;
-
- if ( point->y < contour_ymin )
- contour_ymin = point->y;
-
- if ( point->y > contour_ymax )
- contour_ymax = point->y;
- }
-
- if ( contour_xmin < xmin &&
- contour_xmin != contour_xmax &&
- contour_ymin != contour_ymax )
- {
- xmin = contour_xmin;
- xmin_ymin = contour_ymin;
- xmin_ymax = contour_ymax;
- xmin_first = first;
- xmin_last = last;
- }
- }
-
- if ( xmin == 32768L )
- return FT_ORIENTATION_TRUETYPE;
-
- ray_y[0] = ( xmin_ymin * 3 + xmin_ymax ) >> 2;
- ray_y[1] = ( xmin_ymin + xmin_ymax ) >> 1;
- ray_y[2] = ( xmin_ymin + xmin_ymax * 3 ) >> 2;
+ points = outline->points;
- for ( i = 0; i < 3; i++ )
+ first = 0;
+ for ( c = 0; c < outline->n_contours; c++ )
{
- FT_Pos left_x;
- FT_Pos right_x;
- FT_Vector* left1;
- FT_Vector* left2;
- FT_Vector* right1;
- FT_Vector* right2;
-
+ FT_Int last = outline->contours[c];
- RedoRay:
- left_x = 32768L;
- right_x = -32768L;
- left1 = left2 = right1 = right2 = NULL;
+ v_prev = points[last];
- prev = xmin_last;
- for ( point = xmin_first; point <= xmin_last; prev = point, ++point )
+ for ( n = first; n <= last; n++ )
{
- FT_Pos tmp_x;
-
-
- if ( point->y == ray_y[i] || prev->y == ray_y[i] )
- {
- ray_y[i]++;
- goto RedoRay;
- }
-
- if ( ( point->y < ray_y[i] && prev->y < ray_y[i] ) ||
- ( point->y > ray_y[i] && prev->y > ray_y[i] ) )
- continue;
-
- tmp_x = FT_MulDiv( point->x - prev->x,
- ray_y[i] - prev->y,
- point->y - prev->y ) + prev->x;
-
- if ( tmp_x < left_x )
- {
- left_x = tmp_x;
- left1 = prev;
- left2 = point;
- }
-
- if ( tmp_x > right_x )
- {
- right_x = tmp_x;
- right1 = prev;
- right2 = point;
- }
+ v_cur = points[n];
+ area += ( v_cur.y - v_prev.y ) * ( v_cur.x + v_prev.x );
+ v_prev = v_cur;
}
- if ( left1 && right1 )
- {
- if ( left1->y < left2->y && right1->y > right2->y )
- result[i] = FT_ORIENTATION_TRUETYPE;
- else if ( left1->y > left2->y && right1->y < right2->y )
- result[i] = FT_ORIENTATION_POSTSCRIPT;
- else
- result[i] = FT_ORIENTATION_NONE;
- }
+ first = last + 1;
}
- if ( result[0] != FT_ORIENTATION_NONE &&
- ( result[0] == result[1] || result[0] == result[2] ) )
- return result[0];
-
- if ( result[1] != FT_ORIENTATION_NONE && result[1] == result[2] )
- return result[1];
-
- return FT_ORIENTATION_TRUETYPE;
+ if ( area > 0 )
+ return FT_ORIENTATION_POSTSCRIPT;
+ else if ( area < 0 )
+ return FT_ORIENTATION_TRUETYPE;
+ else
+ return FT_ORIENTATION_NONE;
}
diff --git a/src/base/ftsynth.c b/src/base/ftsynth.c
index d4ec0da..81e2ed2 100644
--- a/src/base/ftsynth.c
+++ b/src/base/ftsynth.c
@@ -4,7 +4,7 @@
/* */
/* FreeType synthesizing code for emboldening and slanting (body). */
/* */
-/* Copyright 2000-2001, 2002, 2003, 2004, 2005, 2006, 2010 by */
+/* Copyright 2000-2006, 2010, 2012 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -33,6 +33,7 @@
#undef FT_COMPONENT
#define FT_COMPONENT trace_synth
+
/*************************************************************************/
/*************************************************************************/
/**** ****/
@@ -72,7 +73,7 @@
/*************************************************************************/
/*************************************************************************/
/**** ****/
- /**** EXPERIMENTAL EMBOLDENING/OUTLINING SUPPORT ****/
+ /**** EXPERIMENTAL EMBOLDENING SUPPORT ****/
/**** ****/
/*************************************************************************/
/*************************************************************************/
@@ -101,12 +102,7 @@
if ( slot->format == FT_GLYPH_FORMAT_OUTLINE )
{
/* ignore error */
- (void)FT_Outline_Embolden( &slot->outline, xstr );
-
- /* this is more than enough for most glyphs; if you need accurate */
- /* values, you have to call FT_Outline_Get_CBox */
- xstr = xstr * 2;
- ystr = xstr;
+ (void)FT_Outline_EmboldenXY( &slot->outline, xstr, ystr );
}
else /* slot->format == FT_GLYPH_FORMAT_BITMAP */
{
@@ -143,13 +139,10 @@
if ( slot->advance.y )
slot->advance.y += ystr;
- slot->metrics.width += xstr;
- slot->metrics.height += ystr;
- slot->metrics.horiBearingY += ystr;
- slot->metrics.horiAdvance += xstr;
- slot->metrics.vertBearingX -= xstr / 2;
- slot->metrics.vertBearingY += ystr;
- slot->metrics.vertAdvance += ystr;
+ slot->metrics.width += xstr;
+ slot->metrics.height += ystr;
+ slot->metrics.horiAdvance += xstr;
+ slot->metrics.vertAdvance += ystr;
/* XXX: 16-bit overflow case must be excluded before here */
if ( slot->format == FT_GLYPH_FORMAT_BITMAP )
diff --git a/src/pshinter/pshalgo.c b/src/pshinter/pshalgo.c
index d798978..f4fbb4d 100644
--- a/src/pshinter/pshalgo.c
+++ b/src/pshinter/pshalgo.c
@@ -4,8 +4,7 @@
/* */
/* PostScript hinting algorithm (body). */
/* */
-/* Copyright 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 */
-/* by */
+/* Copyright 2001-2010, 2012 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used */
@@ -563,7 +562,7 @@
else if ( len > 0 )
{
/* This is a very small stem; we simply align it to the
- * pixel grid, trying to find the minimal displacement.
+ * pixel grid, trying to find the minimum displacement.
*
* left = pos
* right = pos + len
diff --git a/src/raster/ftmisc.h b/src/raster/ftmisc.h
index 7773924..703155a 100644
--- a/src/raster/ftmisc.h
+++ b/src/raster/ftmisc.h
@@ -115,6 +115,27 @@
return ( s > 0 ) ? d : -d;
}
+
+ static FT_Long
+ FT_MulDiv_No_Round( FT_Long a,
+ FT_Long b,
+ FT_Long c )
+ {
+ FT_Int s;
+ FT_Long d;
+
+
+ s = 1;
+ if ( a < 0 ) { a = -a; s = -1; }
+ if ( b < 0 ) { b = -b; s = -s; }
+ if ( c < 0 ) { c = -c; s = -s; }
+
+ d = (FT_Long)( c > 0 ? (FT_Int64)a * b / c
+ : 0x7FFFFFFFL );
+
+ return ( s > 0 ) ? d : -d;
+ }
+
#endif /* __FTMISC_H__ */
diff --git a/src/raster/ftraster.c b/src/raster/ftraster.c
index f85845e..7d5bcae 100644
--- a/src/raster/ftraster.c
+++ b/src/raster/ftraster.c
@@ -60,7 +60,7 @@
#include <ft2build.h>
#include "ftraster.h"
-#include FT_INTERNAL_CALC_H /* for FT_MulDiv only */
+#include FT_INTERNAL_CALC_H /* for FT_MulDiv and FT_MulDiv_No_Round */
#include "rastpic.h"
@@ -255,7 +255,8 @@
/* On the other hand, SMulDiv means `Slow MulDiv', and is used typically */
/* for clipping computations. It simply uses the FT_MulDiv() function */
/* defined in `ftcalc.h'. */
-#define SMulDiv FT_MulDiv
+#define SMulDiv FT_MulDiv
+#define SMulDiv_No_Round FT_MulDiv_No_Round
/* The rasterizer is a very general purpose component; please leave */
/* the following redefinitions there (you never know your target */
@@ -1150,14 +1151,14 @@
if ( Dx > 0 )
{
- Ix = SMulDiv( ras.precision, Dx, Dy);
+ Ix = SMulDiv_No_Round( ras.precision, Dx, Dy );
Rx = ( ras.precision * Dx ) % Dy;
Dx = 1;
}
else
{
- Ix = SMulDiv( ras.precision, -Dx, Dy) * -1;
- Rx = ( ras.precision * -Dx ) % Dy;
+ Ix = -SMulDiv_No_Round( ras.precision, -Dx, Dy );
+ Rx = ( ras.precision * -Dx ) % Dy;
Dx = -1;
}
diff --git a/src/sfnt/sfobjs.c b/src/sfnt/sfobjs.c
index d7be631..2bc4bd9 100644
--- a/src/sfnt/sfobjs.c
+++ b/src/sfnt/sfobjs.c
@@ -4,7 +4,7 @@
/* */
/* SFNT object management (base). */
/* */
-/* Copyright 1996-2008, 2010-2011 by */
+/* Copyright 1996-2008, 2010-2012 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -64,13 +64,17 @@
for ( n = 0; n < len; n++ )
{
code = FT_NEXT_USHORT( read );
+
+ if ( code == 0 )
+ break;
+
if ( code < 32 || code > 127 )
code = '?';
string[n] = (char)code;
}
- string[len] = 0;
+ string[n] = 0;
return string;
}
@@ -95,13 +99,17 @@
for ( n = 0; n < len; n++ )
{
code = *read++;
+
+ if ( code == 0 )
+ break;
+
if ( code < 32 || code > 127 )
code = '?';
string[n] = (char)code;
}
- string[len] = 0;
+ string[n] = 0;
return string;
}
diff --git a/src/sfnt/ttload.c b/src/sfnt/ttload.c
index 5fb9aea..2beb57b 100644
--- a/src/sfnt/ttload.c
+++ b/src/sfnt/ttload.c
@@ -5,8 +5,7 @@
/* Load the basic TrueType tables, i.e., tables that can be either in */
/* TTF or OTF fonts (body). */
/* */
-/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, */
-/* 2010 by */
+/* Copyright 1996-2010, 2012 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -624,7 +623,7 @@
FT_Error error;
TT_MaxProfile* maxProfile = &face->max_profile;
- const FT_Frame_Field maxp_fields[] =
+ static const FT_Frame_Field maxp_fields[] =
{
#undef FT_STRUCTURE
#define FT_STRUCTURE TT_MaxProfile
@@ -635,7 +634,7 @@
FT_FRAME_END
};
- const FT_Frame_Field maxp_fields_extra[] =
+ static const FT_Frame_Field maxp_fields_extra[] =
{
FT_FRAME_START( 26 ),
FT_FRAME_USHORT( maxPoints ),
@@ -721,7 +720,7 @@
/*************************************************************************/
/* */
/* <Function> */
- /* tt_face_load_names */
+ /* tt_face_load_name */
/* */
/* <Description> */
/* Loads the name records. */
@@ -952,7 +951,7 @@
FT_Error error;
TT_OS2* os2;
- const FT_Frame_Field os2_fields[] =
+ static const FT_Frame_Field os2_fields[] =
{
#undef FT_STRUCTURE
#define FT_STRUCTURE TT_OS2
@@ -1004,7 +1003,7 @@
FT_FRAME_END
};
- const FT_Frame_Field os2_fields_extra[] =
+ static const FT_Frame_Field os2_fields_extra[] =
{
FT_FRAME_START( 8 ),
FT_FRAME_ULONG( ulCodePageRange1 ),
@@ -1012,7 +1011,7 @@
FT_FRAME_END
};
- const FT_Frame_Field os2_fields_extra2[] =
+ static const FT_Frame_Field os2_fields_extra2[] =
{
FT_FRAME_START( 10 ),
FT_FRAME_SHORT ( sxHeight ),
diff --git a/src/sfnt/ttmtx.c b/src/sfnt/ttmtx.c
index 73ac8b2..8f7b2a9 100644
--- a/src/sfnt/ttmtx.c
+++ b/src/sfnt/ttmtx.c
@@ -4,7 +4,7 @@
/* */
/* Load the metrics tables common to TTF and OTF fonts (body). */
/* */
-/* Copyright 2006-2009, 2011 by */
+/* Copyright 2006-2009, 2011-2012 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -260,7 +260,7 @@
FT_Error error;
TT_HoriHeader* header;
- const FT_Frame_Field metrics_header_fields[] =
+ static const FT_Frame_Field metrics_header_fields[] =
{
#undef FT_STRUCTURE
#define FT_STRUCTURE TT_HoriHeader
diff --git a/src/smooth/ftgrays.c b/src/smooth/ftgrays.c
index 4c0eea5..926020a 100644
--- a/src/smooth/ftgrays.c
+++ b/src/smooth/ftgrays.c
@@ -312,7 +312,7 @@ typedef ptrdiff_t FT_PtrDist;
#endif /* PIXEL_BITS >= 8 */
- /* maximal number of gray spans in a call to the span callback */
+ /* maximum number of gray spans in a call to the span callback */
#define FT_MAX_GRAY_SPANS 32
diff --git a/src/truetype/ttgload.c b/src/truetype/ttgload.c
index ce8c888..22cbc09 100644
--- a/src/truetype/ttgload.c
+++ b/src/truetype/ttgload.c
@@ -1983,13 +1983,11 @@
FT_UInt glyph_index,
FT_Int32 load_flags )
{
- TT_Face face;
FT_Error error;
TT_LoaderRec loader;
- face = (TT_Face)glyph->face;
- error = TT_Err_Ok;
+ error = TT_Err_Ok;
#ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS
@@ -2003,10 +2001,7 @@
error = load_sbit_image( size, glyph, glyph_index, load_flags );
if ( !error )
{
- FT_Face root = &face->root;
-
-
- if ( FT_IS_SCALABLE( root ) )
+ if ( FT_IS_SCALABLE( glyph->face ) )
{
/* for the bbox we need the header only */
(void)tt_loader_init( &loader, size, glyph, load_flags, TRUE );
diff --git a/src/truetype/ttinterp.c b/src/truetype/ttinterp.c
index 3acb24a..3a8680f 100644
--- a/src/truetype/ttinterp.c
+++ b/src/truetype/ttinterp.c
@@ -52,7 +52,7 @@
/* */
/* In order to detect infinite loops in the code, we set up a counter */
/* within the run loop. A single stroke of interpretation is now */
- /* limited to a maximal number of opcodes defined below. */
+ /* limited to a maximum number of opcodes defined below. */
/* */
#define MAX_RUNNABLE_OPCODES 1000000L
@@ -1463,7 +1463,7 @@
#else
- /* compute (a*b)/2^14 with maximal accuracy and rounding */
+ /* compute (a*b)/2^14 with maximum accuracy and rounding */
static FT_Int32
TT_MulFix14( FT_Int32 a,
FT_Int b )
@@ -1493,7 +1493,7 @@
#endif
- /* compute (ax*bx+ay*by)/2^14 with maximal accuracy and rounding */
+ /* compute (ax*bx+ay*by)/2^14 with maximum accuracy and rounding */
static FT_Int32
TT_DotFix14( FT_Int32 ax,
FT_Int32 ay,
@@ -3110,14 +3110,9 @@
CUR.GS.single_width_cutin = (FT_F26Dot6)args[0];
- /* XXX: UNDOCUMENTED! or bug in the Windows engine? */
- /* */
- /* It seems that the value that is read here is */
- /* expressed in 16.16 format rather than in font */
- /* units. */
- /* */
-#define DO_SSW \
- CUR.GS.single_width_value = (FT_F26Dot6)( args[0] >> 10 );
+#define DO_SSW \
+ CUR.GS.single_width_value = TT_MULFIX( args[0], \
+ CUR.tt_metrics.scale );
#define DO_FLIPON \
@@ -5772,7 +5767,7 @@
/* */
/* UNDOCUMENTED: According to Greg Hitchcock, there is one (virtual) */
/* contour in the twilight zone, namely contour number */
- /* zero. */
+ /* zero which includes all points of it. */
/* */
static void
Ins_SHC( INS_ARG )
diff --git a/src/truetype/ttobjs.c b/src/truetype/ttobjs.c
index 814c713..1f8a768 100644
--- a/src/truetype/ttobjs.c
+++ b/src/truetype/ttobjs.c
@@ -244,7 +244,7 @@
tt_check_trickyness_sfnt_ids( TT_Face face )
{
#define TRICK_SFNT_IDS_PER_FACE 3
-#define TRICK_SFNT_IDS_NUM_FACES 13
+#define TRICK_SFNT_IDS_NUM_FACES 17
static const tt_sfnt_id_rec sfnt_id[TRICK_SFNT_IDS_NUM_FACES]
[TRICK_SFNT_IDS_PER_FACE] = {
@@ -317,6 +317,26 @@
{ 0x00000000, 0x00000000 }, /* cvt */
{ 0x0d3de9cb, 0x00000141 }, /* fpgm */
{ 0xd4127766, 0x00002280 } /* prep */
+ },
+ { /* NEC FA-Gothic, 1996 */
+ { 0x00000000, 0x00000000 }, /* cvt */
+ { 0x4a692698, 0x000001f0 }, /* fpgm */
+ { 0x340d4346, 0x00001fca } /* prep */
+ },
+ { /* NEC FA-Minchou, 1996 */
+ { 0x00000000, 0x00000000 }, /* cvt */
+ { 0xcd34c604, 0x00000166 }, /* fpgm */
+ { 0x6cf31046, 0x000022b0 } /* prep */
+ },
+ { /* NEC FA-RoundGothicB, 1996 */
+ { 0x00000000, 0x00000000 }, /* cvt */
+ { 0x5da75315, 0x0000019d }, /* fpgm */
+ { 0x40745a5f, 0x000022e0 } /* prep */
+ },
+ { /* NEC FA-RoundGothicM, 1996 */
+ { 0x00000000, 0x00000000 }, /* cvt */
+ { 0xf055fc48, 0x000001c2 }, /* fpgm */
+ { 0x3900ded3, 0x00001e18 } /* prep */
}
};
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-06 04:48:38 +0000