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-rw-r--r--src/3rdparty/freetype/src/truetype/Jamfile37
-rw-r--r--src/3rdparty/freetype/src/truetype/module.mk2
-rw-r--r--src/3rdparty/freetype/src/truetype/rules.mk2
-rw-r--r--src/3rdparty/freetype/src/truetype/truetype.c3
-rw-r--r--src/3rdparty/freetype/src/truetype/ttdriver.c41
-rw-r--r--src/3rdparty/freetype/src/truetype/ttdriver.h5
-rw-r--r--src/3rdparty/freetype/src/truetype/tterrors.h6
-rw-r--r--src/3rdparty/freetype/src/truetype/ttgload.c375
-rw-r--r--src/3rdparty/freetype/src/truetype/ttgload.h3
-rw-r--r--src/3rdparty/freetype/src/truetype/ttgxvar.c461
-rw-r--r--src/3rdparty/freetype/src/truetype/ttgxvar.h9
-rw-r--r--src/3rdparty/freetype/src/truetype/ttinterp.c756
-rw-r--r--src/3rdparty/freetype/src/truetype/ttinterp.h100
-rw-r--r--src/3rdparty/freetype/src/truetype/ttobjs.c116
-rw-r--r--src/3rdparty/freetype/src/truetype/ttobjs.h9
-rw-r--r--src/3rdparty/freetype/src/truetype/ttpic.c101
-rw-r--r--src/3rdparty/freetype/src/truetype/ttpic.h88
-rw-r--r--src/3rdparty/freetype/src/truetype/ttpload.c146
-rw-r--r--src/3rdparty/freetype/src/truetype/ttpload.h5
-rw-r--r--src/3rdparty/freetype/src/truetype/ttsubpix.c23
-rw-r--r--src/3rdparty/freetype/src/truetype/ttsubpix.h3
21 files changed, 1187 insertions, 1104 deletions
diff --git a/src/3rdparty/freetype/src/truetype/Jamfile b/src/3rdparty/freetype/src/truetype/Jamfile
deleted file mode 100644
index 2de63a7b4c..0000000000
--- a/src/3rdparty/freetype/src/truetype/Jamfile
+++ /dev/null
@@ -1,37 +0,0 @@
-# FreeType 2 src/truetype Jamfile
-#
-# Copyright (C) 2001-2019 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.
-
-SubDir FT2_TOP $(FT2_SRC_DIR) truetype ;
-
-{
- local _sources ;
-
- if $(FT2_MULTI)
- {
- _sources = ttdriver
- ttgload
- ttgxvar
- ttinterp
- ttobjs
- ttpic
- ttpload
- ttsubpix
- ;
- }
- else
- {
- _sources = truetype ;
- }
-
- Library $(FT2_LIB) : $(_sources).c ;
-}
-
-# end of src/truetype Jamfile
diff --git a/src/3rdparty/freetype/src/truetype/module.mk b/src/3rdparty/freetype/src/truetype/module.mk
index 8a841cc956..f6e1c91a5d 100644
--- a/src/3rdparty/freetype/src/truetype/module.mk
+++ b/src/3rdparty/freetype/src/truetype/module.mk
@@ -3,7 +3,7 @@
#
-# Copyright (C) 1996-2019 by
+# Copyright (C) 1996-2022 by
# David Turner, Robert Wilhelm, and Werner Lemberg.
#
# This file is part of the FreeType project, and may only be used, modified,
diff --git a/src/3rdparty/freetype/src/truetype/rules.mk b/src/3rdparty/freetype/src/truetype/rules.mk
index df8dcd4a4e..d0d2404b8f 100644
--- a/src/3rdparty/freetype/src/truetype/rules.mk
+++ b/src/3rdparty/freetype/src/truetype/rules.mk
@@ -3,7 +3,7 @@
#
-# Copyright (C) 1996-2019 by
+# Copyright (C) 1996-2022 by
# David Turner, Robert Wilhelm, and Werner Lemberg.
#
# This file is part of the FreeType project, and may only be used, modified,
diff --git a/src/3rdparty/freetype/src/truetype/truetype.c b/src/3rdparty/freetype/src/truetype/truetype.c
index 84928e7321..41c844acbb 100644
--- a/src/3rdparty/freetype/src/truetype/truetype.c
+++ b/src/3rdparty/freetype/src/truetype/truetype.c
@@ -4,7 +4,7 @@
*
* FreeType TrueType driver component (body only).
*
- * Copyright (C) 1996-2019 by
+ * Copyright (C) 1996-2022 by
* David Turner, Robert Wilhelm, and Werner Lemberg.
*
* This file is part of the FreeType project, and may only be used,
@@ -17,7 +17,6 @@
#define FT_MAKE_OPTION_SINGLE_OBJECT
-#include <ft2build.h>
#include "ttdriver.c" /* driver interface */
#include "ttgload.c" /* glyph loader */
diff --git a/src/3rdparty/freetype/src/truetype/ttdriver.c b/src/3rdparty/freetype/src/truetype/ttdriver.c
index ff626d53ab..245d97cb58 100644
--- a/src/3rdparty/freetype/src/truetype/ttdriver.c
+++ b/src/3rdparty/freetype/src/truetype/ttdriver.c
@@ -4,7 +4,7 @@
*
* TrueType font driver implementation (body).
*
- * Copyright (C) 1996-2019 by
+ * Copyright (C) 1996-2022 by
* David Turner, Robert Wilhelm, and Werner Lemberg.
*
* This file is part of the FreeType project, and may only be used,
@@ -16,22 +16,21 @@
*/
-#include <ft2build.h>
-#include FT_INTERNAL_DEBUG_H
-#include FT_INTERNAL_STREAM_H
-#include FT_INTERNAL_SFNT_H
-#include FT_SERVICE_FONT_FORMAT_H
+#include <freetype/internal/ftdebug.h>
+#include <freetype/internal/ftstream.h>
+#include <freetype/internal/sfnt.h>
+#include <freetype/internal/services/svfntfmt.h>
#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
-#include FT_MULTIPLE_MASTERS_H
-#include FT_SERVICE_MULTIPLE_MASTERS_H
-#include FT_SERVICE_METRICS_VARIATIONS_H
+#include <freetype/ftmm.h>
+#include <freetype/internal/services/svmm.h>
+#include <freetype/internal/services/svmetric.h>
#endif
-#include FT_SERVICE_TRUETYPE_ENGINE_H
-#include FT_SERVICE_TRUETYPE_GLYF_H
-#include FT_SERVICE_PROPERTIES_H
-#include FT_DRIVER_H
+#include <freetype/internal/services/svtteng.h>
+#include <freetype/internal/services/svttglyf.h>
+#include <freetype/internal/services/svprop.h>
+#include <freetype/ftdriver.h>
#include "ttdriver.h"
#include "ttgload.h"
@@ -109,7 +108,7 @@
return error;
}
- FT_TRACE0(( "tt_property_set: missing property `%s'\n",
+ FT_TRACE2(( "tt_property_set: missing property `%s'\n",
property_name ));
return FT_THROW( Missing_Property );
}
@@ -136,7 +135,7 @@
return error;
}
- FT_TRACE0(( "tt_property_get: missing property `%s'\n",
+ FT_TRACE2(( "tt_property_get: missing property `%s'\n",
property_name ));
return FT_THROW( Missing_Property );
}
@@ -355,7 +354,16 @@
#endif /* TT_CONFIG_OPTION_EMBEDDED_BITMAPS */
- FT_Request_Metrics( size->face, req );
+ {
+ FT_Error err = FT_Request_Metrics( size->face, req );
+
+
+ if ( err )
+ {
+ error = err;
+ goto Exit;
+ }
+ }
if ( FT_IS_SCALABLE( size->face ) )
{
@@ -383,6 +391,7 @@
#endif
}
+ Exit:
return error;
}
diff --git a/src/3rdparty/freetype/src/truetype/ttdriver.h b/src/3rdparty/freetype/src/truetype/ttdriver.h
index 3936c6a4de..c477c0b1dd 100644
--- a/src/3rdparty/freetype/src/truetype/ttdriver.h
+++ b/src/3rdparty/freetype/src/truetype/ttdriver.h
@@ -4,7 +4,7 @@
*
* High-level TrueType driver interface (specification).
*
- * Copyright (C) 1996-2019 by
+ * Copyright (C) 1996-2022 by
* David Turner, Robert Wilhelm, and Werner Lemberg.
*
* This file is part of the FreeType project, and may only be used,
@@ -20,8 +20,7 @@
#define TTDRIVER_H_
-#include <ft2build.h>
-#include FT_INTERNAL_DRIVER_H
+#include <freetype/internal/ftdrv.h>
FT_BEGIN_HEADER
diff --git a/src/3rdparty/freetype/src/truetype/tterrors.h b/src/3rdparty/freetype/src/truetype/tterrors.h
index 5609d28d68..2c95ea17b2 100644
--- a/src/3rdparty/freetype/src/truetype/tterrors.h
+++ b/src/3rdparty/freetype/src/truetype/tterrors.h
@@ -4,7 +4,7 @@
*
* TrueType error codes (specification only).
*
- * Copyright (C) 2001-2019 by
+ * Copyright (C) 2001-2022 by
* David Turner, Robert Wilhelm, and Werner Lemberg.
*
* This file is part of the FreeType project, and may only be used,
@@ -26,7 +26,7 @@
#ifndef TTERRORS_H_
#define TTERRORS_H_
-#include FT_MODULE_ERRORS_H
+#include <freetype/ftmoderr.h>
#undef FTERRORS_H_
@@ -34,7 +34,7 @@
#define FT_ERR_PREFIX TT_Err_
#define FT_ERR_BASE FT_Mod_Err_TrueType
-#include FT_ERRORS_H
+#include <freetype/fterrors.h>
#endif /* TTERRORS_H_ */
diff --git a/src/3rdparty/freetype/src/truetype/ttgload.c b/src/3rdparty/freetype/src/truetype/ttgload.c
index a04684086b..2ca63d65a3 100644
--- a/src/3rdparty/freetype/src/truetype/ttgload.c
+++ b/src/3rdparty/freetype/src/truetype/ttgload.c
@@ -4,7 +4,7 @@
*
* TrueType Glyph Loader (body).
*
- * Copyright (C) 1996-2019 by
+ * Copyright (C) 1996-2022 by
* David Turner, Robert Wilhelm, and Werner Lemberg.
*
* This file is part of the FreeType project, and may only be used,
@@ -17,15 +17,15 @@
#include <ft2build.h>
-#include FT_INTERNAL_DEBUG_H
+#include <freetype/internal/ftdebug.h>
#include FT_CONFIG_CONFIG_H
-#include FT_INTERNAL_CALC_H
-#include FT_INTERNAL_STREAM_H
-#include FT_INTERNAL_SFNT_H
-#include FT_TRUETYPE_TAGS_H
-#include FT_OUTLINE_H
-#include FT_DRIVER_H
-#include FT_LIST_H
+#include <freetype/internal/ftcalc.h>
+#include <freetype/internal/ftstream.h>
+#include <freetype/internal/sfnt.h>
+#include <freetype/tttags.h>
+#include <freetype/ftoutln.h>
+#include <freetype/ftdriver.h>
+#include <freetype/ftlist.h>
#include "ttgload.h"
#include "ttpload.h"
@@ -60,7 +60,7 @@
#define SAME_X 0x10
#define Y_POSITIVE 0x20 /* two meanings depending on Y_SHORT_VECTOR */
#define SAME_Y 0x20
-#define OVERLAP_SIMPLE 0x40 /* we ignore this value */
+#define OVERLAP_SIMPLE 0x40 /* retained as FT_OUTLINE_OVERLAP */
/**************************************************************************
@@ -77,7 +77,7 @@
#define WE_HAVE_A_2X2 0x0080
#define WE_HAVE_INSTR 0x0100
#define USE_MY_METRICS 0x0200
-#define OVERLAP_COMPOUND 0x0400 /* we ignore this value */
+#define OVERLAP_COMPOUND 0x0400 /* retained as FT_OUTLINE_OVERLAP */
#define SCALED_COMPONENT_OFFSET 0x0800
#define UNSCALED_COMPONENT_OFFSET 0x1000
@@ -137,6 +137,11 @@
face->horizontal.Descender );
}
+#ifdef FT_DEBUG_LEVEL_TRACE
+ if ( !face->vertical_info )
+ FT_TRACE5(( " [vertical metrics missing, computing values]\n" ));
+#endif
+
FT_TRACE5(( " advance height (font units): %d\n", *ah ));
FT_TRACE5(( " top side bearing (font units): %d\n", *tsb ));
}
@@ -192,10 +197,17 @@
}
#endif /* TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY */
- if ( !loader->linear_def )
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+ /* With the incremental interface, these values are set by */
+ /* a call to `tt_get_metrics_incremental'. */
+ if ( face->root.internal->incremental_interface == NULL )
+#endif
{
- loader->linear_def = 1;
- loader->linear = advance_width;
+ if ( !loader->linear_def )
+ {
+ loader->linear_def = 1;
+ loader->linear = advance_width;
+ }
}
return FT_Err_Ok;
@@ -205,8 +217,8 @@
#ifdef FT_CONFIG_OPTION_INCREMENTAL
static void
- tt_get_metrics_incr_overrides( TT_Loader loader,
- FT_UInt glyph_index )
+ tt_get_metrics_incremental( TT_Loader loader,
+ FT_UInt glyph_index )
{
TT_Face face = loader->face;
@@ -333,9 +345,9 @@
loader->bbox.yMax = FT_NEXT_SHORT( p );
FT_TRACE5(( " # of contours: %d\n", loader->n_contours ));
- FT_TRACE5(( " xMin: %4d xMax: %4d\n", loader->bbox.xMin,
+ FT_TRACE5(( " xMin: %4ld xMax: %4ld\n", loader->bbox.xMin,
loader->bbox.xMax ));
- FT_TRACE5(( " yMin: %4d yMax: %4d\n", loader->bbox.yMin,
+ FT_TRACE5(( " yMin: %4ld yMax: %4ld\n", loader->bbox.yMin,
loader->bbox.yMax ));
loader->cursor = p;
@@ -446,7 +458,7 @@
(void*)&load->exec->glyphIns,
n_ins );
- load->exec->glyphSize = (FT_UShort)tmp;
+ load->exec->glyphSize = (FT_UInt)tmp;
if ( error )
return error;
@@ -489,6 +501,10 @@
}
}
+ /* retain the overlap flag */
+ if ( n_points && outline->tags[0] & OVERLAP_SIMPLE )
+ gloader->base.outline.flags |= FT_OUTLINE_OVERLAP;
+
/* reading the X coordinates */
vec = outline->points;
@@ -727,12 +743,14 @@
subglyph->transform.xx / 65536.0,
subglyph->transform.yy / 65536.0 ));
else if ( subglyph->flags & WE_HAVE_A_2X2 )
- FT_TRACE7(( " scaling: xx=%f, yx=%f\n"
- " xy=%f, yy=%f\n",
+ {
+ FT_TRACE7(( " scaling: xx=%f, yx=%f\n",
subglyph->transform.xx / 65536.0,
- subglyph->transform.yx / 65536.0,
+ subglyph->transform.yx / 65536.0 ));
+ FT_TRACE7(( " xy=%f, yy=%f\n",
subglyph->transform.xy / 65536.0,
subglyph->transform.yy / 65536.0 ));
+ }
subglyph++;
}
@@ -1086,8 +1104,8 @@
for ( ; vec < limit; vec++, u++ )
{
- vec->x = ( FT_MulFix( u->x, x_scale ) + 32 ) >> 6;
- vec->y = ( FT_MulFix( u->y, y_scale ) + 32 ) >> 6;
+ vec->x = ADD_LONG( FT_MulFix( u->x, x_scale ), 32 ) >> 6;
+ vec->y = ADD_LONG( FT_MulFix( u->y, y_scale ), 32 ) >> 6;
}
}
else
@@ -1102,9 +1120,16 @@
}
#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
- /* if we have a HVAR table, `pp1' and/or `pp2' are already adjusted */
- if ( !( loader->face->variation_support & TT_FACE_FLAG_VAR_HADVANCE ) ||
- !IS_HINTED( loader->load_flags ) )
+ /* if we have a HVAR table, `pp1' and/or `pp2' */
+ /* are already adjusted but unscaled */
+ if ( ( loader->face->variation_support & TT_FACE_FLAG_VAR_HADVANCE ) &&
+ IS_HINTED( loader->load_flags ) )
+ {
+ loader->pp1.x = FT_MulFix( loader->pp1.x, x_scale );
+ loader->pp2.x = FT_MulFix( loader->pp2.x, x_scale );
+ /* pp1.y and pp2.y are always zero */
+ }
+ else
#endif
{
loader->pp1 = outline->points[n_points - 4];
@@ -1112,9 +1137,17 @@
}
#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
- /* if we have a VVAR table, `pp3' and/or `pp4' are already adjusted */
- if ( !( loader->face->variation_support & TT_FACE_FLAG_VAR_VADVANCE ) ||
- !IS_HINTED( loader->load_flags ) )
+ /* if we have a VVAR table, `pp3' and/or `pp4' */
+ /* are already adjusted but unscaled */
+ if ( ( loader->face->variation_support & TT_FACE_FLAG_VAR_VADVANCE ) &&
+ IS_HINTED( loader->load_flags ) )
+ {
+ loader->pp3.x = FT_MulFix( loader->pp3.x, x_scale );
+ loader->pp3.y = FT_MulFix( loader->pp3.y, y_scale );
+ loader->pp4.x = FT_MulFix( loader->pp4.x, x_scale );
+ loader->pp4.y = FT_MulFix( loader->pp4.y, y_scale );
+ }
+ else
#endif
{
loader->pp3 = outline->points[n_points - 2];
@@ -1195,8 +1228,8 @@
p1 = gloader->base.outline.points + k;
p2 = gloader->base.outline.points + l;
- x = p1->x - p2->x;
- y = p1->y - p2->y;
+ x = SUB_LONG( p1->x, p2->x );
+ y = SUB_LONG( p1->y, p2->y );
}
else
{
@@ -1359,7 +1392,7 @@
FT_READ_USHORT( n_ins ) )
return error;
- FT_TRACE5(( " Instructions size = %d\n", n_ins ));
+ FT_TRACE5(( " Instructions size = %hu\n", n_ins ));
/* check it */
max_ins = loader->face->max_profile.maxSizeOfInstructions;
@@ -1367,10 +1400,10 @@
{
/* don't trust `maxSizeOfInstructions'; */
/* only do a rough safety check */
- if ( (FT_Int)n_ins > loader->byte_len )
+ if ( n_ins > loader->byte_len )
{
FT_TRACE1(( "TT_Process_Composite_Glyph:"
- " too many instructions (%d) for glyph with length %d\n",
+ " too many instructions (%hu) for glyph with length %u\n",
n_ins, loader->byte_len ));
return FT_THROW( Too_Many_Hints );
}
@@ -1653,7 +1686,7 @@
FT_ZERO( &inc_stream );
FT_Stream_OpenMemory( &inc_stream,
glyph_data.pointer,
- (FT_ULong)glyph_data.length );
+ glyph_data.length );
loader->stream = &inc_stream;
}
@@ -1661,8 +1694,7 @@
#endif /* FT_CONFIG_OPTION_INCREMENTAL */
- offset = tt_face_get_location( face, glyph_index,
- (FT_UInt*)&loader->byte_len );
+ offset = tt_face_get_location( face, glyph_index, &loader->byte_len );
if ( loader->byte_len > 0 )
{
@@ -1681,7 +1713,7 @@
error = face->access_glyph_frame( loader, glyph_index,
face->glyf_offset + offset,
- (FT_UInt)loader->byte_len );
+ loader->byte_len );
if ( error )
goto Exit;
@@ -1715,13 +1747,11 @@
if ( loader->byte_len == 0 || loader->n_contours == 0 )
{
- /* must initialize points before (possibly) overriding */
- /* glyph metrics from the incremental interface */
- tt_loader_set_pp( loader );
-
#ifdef FT_CONFIG_OPTION_INCREMENTAL
- tt_get_metrics_incr_overrides( loader, glyph_index );
+ tt_get_metrics_incremental( loader, glyph_index );
#endif
+ tt_loader_set_pp( loader );
+
#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
@@ -1804,13 +1834,11 @@
goto Exit;
}
- /* must initialize phantom points before (possibly) overriding */
- /* glyph metrics from the incremental interface */
- tt_loader_set_pp( loader );
-
#ifdef FT_CONFIG_OPTION_INCREMENTAL
- tt_get_metrics_incr_overrides( loader, glyph_index );
+ tt_get_metrics_incremental( loader, glyph_index );
#endif
+ tt_loader_set_pp( loader );
+
/***********************************************************************/
/***********************************************************************/
@@ -1820,7 +1848,7 @@
/* (which consists of 10 bytes) */
error = face->access_glyph_frame( loader, glyph_index,
face->glyf_offset + offset + 10,
- (FT_UInt)loader->byte_len - 10 );
+ loader->byte_len - 10 );
if ( error )
goto Exit;
@@ -1874,7 +1902,7 @@
/* clear the nodes filled by sibling chains */
node = ft_list_get_node_at( &loader->composites, recurse_count );
for ( node2 = node; node2; node2 = node2->next )
- node2->data = (void*)FT_ULONG_MAX;
+ node2->data = (void*)-1;
/* check whether we already have a composite glyph with this index */
if ( FT_List_Find( &loader->composites,
@@ -1891,7 +1919,7 @@
else
{
- if ( FT_NEW( node ) )
+ if ( FT_QNEW( node ) )
goto Exit;
node->data = FT_UINT_TO_POINTER( glyph_index );
FT_List_Add( &loader->composites, node );
@@ -2076,7 +2104,7 @@
FT_UInt num_base_subgs = gloader->base.num_subglyphs;
FT_Stream old_stream = loader->stream;
- FT_Int old_byte_len = loader->byte_len;
+ FT_UInt old_byte_len = loader->byte_len;
FT_GlyphLoader_Add( gloader );
@@ -2168,6 +2196,11 @@
goto Exit;
}
}
+
+ /* retain the overlap flag */
+ if ( gloader->base.num_subglyphs &&
+ gloader->base.subglyphs[0].flags & OVERLAP_COMPOUND )
+ gloader->base.outline.flags |= FT_OUTLINE_OVERLAP;
}
/***********************************************************************/
@@ -2197,10 +2230,6 @@
FT_UInt glyph_index )
{
TT_Face face = loader->face;
-#if defined TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY || \
- defined TT_SUPPORT_SUBPIXEL_HINTING_MINIMAL
- TT_Driver driver = (TT_Driver)FT_FACE_DRIVER( face );
-#endif
FT_BBox bbox;
FT_Fixed y_scale;
@@ -2223,53 +2252,10 @@
glyph->metrics.horiBearingX = bbox.xMin;
glyph->metrics.horiBearingY = bbox.yMax;
- glyph->metrics.horiAdvance = SUB_LONG(loader->pp2.x, loader->pp1.x);
-
- /* Adjust advance width to the value contained in the hdmx table */
- /* unless FT_LOAD_COMPUTE_METRICS is set or backward compatibility */
- /* mode of the v40 interpreter is active. See `ttinterp.h' for */
- /* details on backward compatibility mode. */
- if (
-#ifdef TT_SUPPORT_SUBPIXEL_HINTING_MINIMAL
- !( driver->interpreter_version == TT_INTERPRETER_VERSION_40 &&
- ( loader->exec && loader->exec->backward_compatibility ) ) &&
-#endif
- !face->postscript.isFixedPitch &&
- IS_HINTED( loader->load_flags ) &&
- !( loader->load_flags & FT_LOAD_COMPUTE_METRICS ) )
- {
- FT_Byte* widthp;
-
-
- widthp = tt_face_get_device_metrics( face,
- size->metrics->x_ppem,
- glyph_index );
-
-#ifdef TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY
-
- if ( driver->interpreter_version == TT_INTERPRETER_VERSION_38 )
- {
- FT_Bool ignore_x_mode;
-
-
- ignore_x_mode = FT_BOOL( FT_LOAD_TARGET_MODE( loader->load_flags ) !=
- FT_RENDER_MODE_MONO );
-
- if ( widthp &&
- ( ( ignore_x_mode && loader->exec->compatible_widths ) ||
- !ignore_x_mode ||
- SPH_OPTION_BITMAP_WIDTHS ) )
- glyph->metrics.horiAdvance = *widthp * 64;
- }
- else
-
-#endif /* TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY */
-
- {
- if ( widthp )
- glyph->metrics.horiAdvance = *widthp * 64;
- }
- }
+ if ( loader->widthp )
+ glyph->metrics.horiAdvance = loader->widthp[glyph_index] * 64;
+ else
+ glyph->metrics.horiAdvance = SUB_LONG( loader->pp2.x, loader->pp1.x );
/* set glyph dimensions */
glyph->metrics.width = SUB_LONG( bbox.xMax, bbox.xMin );
@@ -2287,13 +2273,14 @@
if ( face->vertical_info &&
face->vertical.number_Of_VMetrics > 0 )
{
- top = (FT_Short)FT_DivFix( loader->pp3.y - bbox.yMax,
+ top = (FT_Short)FT_DivFix( SUB_LONG( loader->pp3.y, bbox.yMax ),
y_scale );
if ( loader->pp3.y <= loader->pp4.y )
advance = 0;
else
- advance = (FT_UShort)FT_DivFix( loader->pp3.y - loader->pp4.y,
+ advance = (FT_UShort)FT_DivFix( SUB_LONG( loader->pp3.y,
+ loader->pp4.y ),
y_scale );
}
else
@@ -2683,6 +2670,9 @@
error = tt_size_run_prep( size, pedantic );
if ( error )
return error;
+ error = TT_Load_Context( exec, face, size );
+ if ( error )
+ return error;
}
/* check whether the cvt program has disabled hinting */
@@ -2698,12 +2688,58 @@
/* note that this flag can also be modified in a glyph's bytecode */
if ( driver->interpreter_version == TT_INTERPRETER_VERSION_38 &&
exec->GS.instruct_control & 4 )
- exec->ignore_x_mode = 0;
-#endif
+ exec->ignore_x_mode = FALSE;
+#endif /* TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY */
+
+#ifdef TT_SUPPORT_SUBPIXEL_HINTING_MINIMAL
+ /*
+ * Toggle backward compatibility according to what font wants, except
+ * when
+ *
+ * 1) we have a `tricky' font that heavily relies on the interpreter to
+ * render glyphs correctly, for example DFKai-SB, or
+ * 2) FT_RENDER_MODE_MONO (i.e, monochome rendering) is requested.
+ *
+ * In those cases, backward compatibility needs to be turned off to get
+ * correct rendering. The rendering is then completely up to the
+ * font's programming.
+ *
+ */
+ if ( driver->interpreter_version == TT_INTERPRETER_VERSION_40 &&
+ subpixel_hinting_lean &&
+ !FT_IS_TRICKY( glyph->face ) )
+ exec->backward_compatibility = !( exec->GS.instruct_control & 4 );
+ else
+ exec->backward_compatibility = FALSE;
+#endif /* TT_SUPPORT_SUBPIXEL_HINTING_MINIMAL */
exec->pedantic_hinting = FT_BOOL( load_flags & FT_LOAD_PEDANTIC );
loader->exec = exec;
loader->instructions = exec->glyphIns;
+
+ /* Use the hdmx table if any unless FT_LOAD_COMPUTE_METRICS */
+ /* is set or backward compatibility mode of the v38 or v40 */
+ /* interpreters is active. See `ttinterp.h' for details on */
+ /* backward compatibility mode. */
+ if ( IS_HINTED( loader->load_flags ) &&
+ !( loader->load_flags & FT_LOAD_COMPUTE_METRICS ) &&
+#ifdef TT_SUPPORT_SUBPIXEL_HINTING_MINIMAL
+ !( driver->interpreter_version == TT_INTERPRETER_VERSION_40 &&
+ exec->backward_compatibility ) &&
+#endif
+#ifdef TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY
+ !( driver->interpreter_version == TT_INTERPRETER_VERSION_38 &&
+ !SPH_OPTION_BITMAP_WIDTHS &&
+ FT_LOAD_TARGET_MODE( loader->load_flags ) !=
+ FT_RENDER_MODE_MONO &&
+ exec->compatible_widths ) &&
+#endif
+ !face->postscript.isFixedPitch )
+ {
+ loader->widthp = size->widthp;
+ }
+ else
+ loader->widthp = NULL;
}
#endif /* TT_USE_BYTECODE_INTERPRETER */
@@ -2751,11 +2787,12 @@
* A function used to load a single glyph within a given glyph slot,
* for a given size.
*
- * @Input:
+ * @InOut:
* glyph ::
* A handle to a target slot object where the glyph
* will be loaded.
*
+ * @Input:
* size ::
* A handle to the source face size at which the glyph
* must be scaled/loaded.
@@ -2860,8 +2897,12 @@
}
else
{
- if ( FT_IS_SCALABLE( glyph->face ) )
+ if ( FT_IS_SCALABLE( glyph->face ) ||
+ FT_HAS_SBIX( glyph->face ) )
{
+ TT_Face face = (TT_Face)glyph->face;
+
+
/* for the bbox we need the header only */
(void)tt_loader_init( &loader, size, glyph, load_flags, TRUE );
(void)load_truetype_glyph( &loader, glyph_index, 0, TRUE );
@@ -2869,6 +2910,35 @@
glyph->linearHoriAdvance = loader.linear;
glyph->linearVertAdvance = loader.vadvance;
+ /* Bitmaps from the 'sbix' table need special treatment: */
+ /* if there is a glyph contour, the bitmap origin must be */
+ /* shifted to be relative to the lower left corner of the */
+ /* glyph bounding box, also taking the left-side bearing */
+ /* (or top bearing) into account. */
+ if ( face->sbit_table_type == TT_SBIT_TABLE_TYPE_SBIX &&
+ loader.n_contours > 0 )
+ {
+ FT_Int bitmap_left;
+ FT_Int bitmap_top;
+
+
+ if ( load_flags & FT_LOAD_VERTICAL_LAYOUT )
+ {
+ /* This is a guess, since Apple's CoreText engine doesn't */
+ /* really do vertical typesetting. */
+ bitmap_left = loader.bbox.xMin;
+ bitmap_top = loader.top_bearing;
+ }
+ else
+ {
+ bitmap_left = loader.left_bearing;
+ bitmap_top = loader.bbox.yMin;
+ }
+
+ glyph->bitmap_left += FT_MulFix( bitmap_left, x_scale ) >> 6;
+ glyph->bitmap_top += FT_MulFix( bitmap_top, y_scale ) >> 6;
+ }
+
/* sanity checks: if `xxxAdvance' in the sbit metric */
/* structure isn't set, use `linearXXXAdvance' */
if ( !glyph->metrics.horiAdvance && glyph->linearHoriAdvance )
@@ -2883,6 +2953,12 @@
}
}
+ if ( load_flags & FT_LOAD_SBITS_ONLY )
+ {
+ error = FT_THROW( Invalid_Argument );
+ goto Exit;
+ }
+
#endif /* TT_CONFIG_OPTION_EMBEDDED_BITMAPS */
/* if FT_LOAD_NO_SCALE is not set, `ttmetrics' must be valid */
@@ -2892,16 +2968,81 @@
goto Exit;
}
- if ( load_flags & FT_LOAD_SBITS_ONLY )
+#ifdef FT_CONFIG_OPTION_SVG
+
+ /* check for OT-SVG */
+ if ( ( load_flags & FT_LOAD_COLOR ) && ( (TT_Face)glyph->face )->svg )
+ {
+ SFNT_Service sfnt;
+
+ FT_Short leftBearing;
+ FT_Short topBearing;
+ FT_UShort advanceX;
+ FT_UShort advanceY;
+
+
+ FT_TRACE3(( "Trying to load SVG glyph\n" ));
+ sfnt = (SFNT_Service)( (TT_Face)glyph->face )->sfnt;
+
+ error = sfnt->load_svg_doc( glyph, glyph_index );
+ if ( !error )
+ {
+ TT_Face face = (TT_Face)glyph->face;
+
+
+ FT_TRACE3(( "Successfully loaded SVG glyph\n" ));
+
+ glyph->format = FT_GLYPH_FORMAT_SVG;
+
+ sfnt->get_metrics( face,
+ FALSE,
+ glyph_index,
+ &leftBearing,
+ &advanceX );
+ sfnt->get_metrics( face,
+ TRUE,
+ glyph_index,
+ &topBearing,
+ &advanceY );
+
+ advanceX = (FT_UShort)FT_MulDiv( advanceX,
+ glyph->face->size->metrics.x_ppem,
+ glyph->face->units_per_EM );
+ advanceY = (FT_UShort)FT_MulDiv( advanceY,
+ glyph->face->size->metrics.y_ppem,
+ glyph->face->units_per_EM );
+
+ glyph->metrics.horiAdvance = advanceX << 6;
+ glyph->metrics.vertAdvance = advanceY << 6;
+
+ return error;
+ }
+
+ FT_TRACE3(( "Failed to load SVG glyph\n" ));
+ }
+
+ /* return immediately if we only want SVG glyphs */
+ if ( load_flags & FT_LOAD_SVG_ONLY )
{
error = FT_THROW( Invalid_Argument );
goto Exit;
}
+#endif /* FT_CONFIG_OPTION_SVG */
+
error = tt_loader_init( &loader, size, glyph, load_flags, FALSE );
if ( error )
goto Exit;
+ /* done if we are only interested in the `hdmx` advance */
+ if ( load_flags & FT_LOAD_ADVANCE_ONLY &&
+ !( load_flags & FT_LOAD_VERTICAL_LAYOUT ) &&
+ loader.widthp )
+ {
+ glyph->metrics.horiAdvance = loader.widthp[glyph_index] * 64;
+ goto Done;
+ }
+
glyph->format = FT_GLYPH_FORMAT_OUTLINE;
glyph->num_subglyphs = 0;
glyph->outline.flags = 0;
@@ -2965,8 +3106,6 @@
error = compute_glyph_metrics( &loader, glyph_index );
}
- tt_loader_done( &loader );
-
/* Set the `high precision' bit flag. */
/* This is _critical_ to get correct output for monochrome */
/* TrueType glyphs at all sizes using the bytecode interpreter. */
@@ -2975,6 +3114,16 @@
size->metrics->y_ppem < 24 )
glyph->outline.flags |= FT_OUTLINE_HIGH_PRECISION;
+ FT_TRACE1(( " subglyphs = %u, contours = %hd, points = %hd,"
+ " flags = 0x%.3x\n",
+ loader.gloader->base.num_subglyphs,
+ glyph->outline.n_contours,
+ glyph->outline.n_points,
+ glyph->outline.flags ));
+
+ Done:
+ tt_loader_done( &loader );
+
Exit:
#ifdef FT_DEBUG_LEVEL_TRACE
if ( error )
diff --git a/src/3rdparty/freetype/src/truetype/ttgload.h b/src/3rdparty/freetype/src/truetype/ttgload.h
index f1324bc862..3195351f78 100644
--- a/src/3rdparty/freetype/src/truetype/ttgload.h
+++ b/src/3rdparty/freetype/src/truetype/ttgload.h
@@ -4,7 +4,7 @@
*
* TrueType Glyph Loader (specification).
*
- * Copyright (C) 1996-2019 by
+ * Copyright (C) 1996-2022 by
* David Turner, Robert Wilhelm, and Werner Lemberg.
*
* This file is part of the FreeType project, and may only be used,
@@ -20,7 +20,6 @@
#define TTGLOAD_H_
-#include <ft2build.h>
#include "ttobjs.h"
#ifdef TT_USE_BYTECODE_INTERPRETER
diff --git a/src/3rdparty/freetype/src/truetype/ttgxvar.c b/src/3rdparty/freetype/src/truetype/ttgxvar.c
index 78d87dc097..6a0edef29b 100644
--- a/src/3rdparty/freetype/src/truetype/ttgxvar.c
+++ b/src/3rdparty/freetype/src/truetype/ttgxvar.c
@@ -4,7 +4,7 @@
*
* TrueType GX Font Variation loader
*
- * Copyright (C) 2004-2019 by
+ * Copyright (C) 2004-2022 by
* David Turner, Robert Wilhelm, Werner Lemberg, and George Williams.
*
* This file is part of the FreeType project, and may only be used,
@@ -40,14 +40,14 @@
#include <ft2build.h>
-#include FT_INTERNAL_DEBUG_H
+#include <freetype/internal/ftdebug.h>
#include FT_CONFIG_CONFIG_H
-#include FT_INTERNAL_STREAM_H
-#include FT_INTERNAL_SFNT_H
-#include FT_TRUETYPE_TAGS_H
-#include FT_TRUETYPE_IDS_H
-#include FT_MULTIPLE_MASTERS_H
-#include FT_LIST_H
+#include <freetype/internal/ftstream.h>
+#include <freetype/internal/sfnt.h>
+#include <freetype/tttags.h>
+#include <freetype/ttnameid.h>
+#include <freetype/ftmm.h>
+#include <freetype/ftlist.h>
#include "ttpload.h"
#include "ttgxvar.h"
@@ -151,9 +151,7 @@
FT_UInt i, j;
FT_UShort first;
FT_Memory memory = stream->memory;
- FT_Error error = FT_Err_Ok;
-
- FT_UNUSED( error );
+ FT_Error error;
*point_cnt = 0;
@@ -178,7 +176,7 @@
/* in the nested loops below we increase `i' twice; */
/* it is faster to simply allocate one more slot */
/* than to add another test within the loop */
- if ( FT_NEW_ARRAY( points, n + 1 ) )
+ if ( FT_QNEW_ARRAY( points, n + 1 ) )
return NULL;
*point_cnt = n;
@@ -264,55 +262,78 @@
FT_Fixed *deltas = NULL;
FT_UInt runcnt, cnt;
FT_UInt i, j;
+ FT_UInt bytes_used;
FT_Memory memory = stream->memory;
- FT_Error error = FT_Err_Ok;
-
- FT_UNUSED( error );
+ FT_Error error;
- if ( delta_cnt > size )
- {
- FT_TRACE1(( "ft_var_readpackeddeltas: number of points too large\n" ));
+ if ( FT_QNEW_ARRAY( deltas, delta_cnt ) )
return NULL;
- }
- if ( FT_NEW_ARRAY( deltas, delta_cnt ) )
- return NULL;
+ i = 0;
+ bytes_used = 0;
- i = 0;
- while ( i < delta_cnt )
+ while ( i < delta_cnt && bytes_used < size )
{
runcnt = FT_GET_BYTE();
cnt = runcnt & GX_DT_DELTA_RUN_COUNT_MASK;
+ bytes_used++;
+
if ( runcnt & GX_DT_DELTAS_ARE_ZERO )
{
- /* `runcnt' zeroes get added */
+ /* `cnt` + 1 zeroes get added */
for ( j = 0; j <= cnt && i < delta_cnt; j++ )
deltas[i++] = 0;
}
else if ( runcnt & GX_DT_DELTAS_ARE_WORDS )
{
- /* `runcnt' shorts from the stack */
+ /* `cnt` + 1 shorts from the stack */
+ bytes_used += 2 * ( cnt + 1 );
+ if ( bytes_used > size )
+ {
+ FT_TRACE1(( "ft_var_readpackeddeltas:"
+ " number of short deltas too large\n" ));
+ goto Fail;
+ }
+
for ( j = 0; j <= cnt && i < delta_cnt; j++ )
deltas[i++] = FT_intToFixed( FT_GET_SHORT() );
}
else
{
- /* `runcnt' signed bytes from the stack */
+ /* `cnt` + 1 signed bytes from the stack */
+ bytes_used += cnt + 1;
+ if ( bytes_used > size )
+ {
+ FT_TRACE1(( "ft_var_readpackeddeltas:"
+ " number of byte deltas too large\n" ));
+ goto Fail;
+ }
+
for ( j = 0; j <= cnt && i < delta_cnt; j++ )
deltas[i++] = FT_intToFixed( FT_GET_CHAR() );
}
if ( j <= cnt )
{
- /* bad format */
- FT_FREE( deltas );
- return NULL;
+ FT_TRACE1(( "ft_var_readpackeddeltas:"
+ " number of deltas too large\n" ));
+ goto Fail;
}
}
+ if ( i < delta_cnt )
+ {
+ FT_TRACE1(( "ft_var_readpackeddeltas: not enough deltas\n" ));
+ goto Fail;
+ }
+
return deltas;
+
+ Fail:
+ FT_FREE( deltas );
+ return NULL;
}
@@ -336,14 +357,12 @@
FT_Memory memory = stream->memory;
GX_Blend blend = face->blend;
GX_AVarSegment segment;
- FT_Error error = FT_Err_Ok;
+ FT_Error error;
FT_Long version;
FT_Long axisCount;
FT_Int i, j;
FT_ULong table_len;
- FT_UNUSED( error );
-
FT_TRACE2(( "AVAR " ));
@@ -371,12 +390,13 @@
if ( axisCount != (FT_Long)blend->mmvar->num_axis )
{
- FT_TRACE2(( "ft_var_load_avar: number of axes in `avar' and `fvar'\n"
- " table are different\n" ));
+ FT_TRACE2(( "ft_var_load_avar:"
+ " number of axes in `avar' and `fvar'\n" ));
+ FT_TRACE2(( " table are different\n" ));
goto Exit;
}
- if ( FT_NEW_ARRAY( blend->avar_segment, axisCount ) )
+ if ( FT_QNEW_ARRAY( blend->avar_segment, axisCount ) )
goto Exit;
segment = &blend->avar_segment[0];
@@ -385,8 +405,8 @@
FT_TRACE5(( " axis %d:\n", i ));
segment->pairCount = FT_GET_USHORT();
- if ( (FT_ULong)segment->pairCount * 4 > table_len ||
- FT_NEW_ARRAY( segment->correspondence, segment->pairCount ) )
+ if ( (FT_ULong)segment->pairCount * 4 > table_len ||
+ FT_QNEW_ARRAY( segment->correspondence, segment->pairCount ) )
{
/* Failure. Free everything we have done so far. We must do */
/* it right now since loading the `avar' table is optional. */
@@ -395,7 +415,6 @@
FT_FREE( blend->avar_segment[j].correspondence );
FT_FREE( blend->avar_segment );
- blend->avar_segment = NULL;
goto Exit;
}
@@ -431,7 +450,8 @@
FT_UShort format;
FT_ULong region_offset;
FT_UInt i, j, k;
- FT_UInt shortDeltaCount;
+ FT_UInt wordDeltaCount;
+ FT_Bool long_words;
GX_Blend blend = face->blend;
GX_ItemVarData varData;
@@ -466,7 +486,7 @@
/* make temporary copy of item variation data offsets; */
/* we will parse region list first, then come back */
- if ( FT_NEW_ARRAY( dataOffsetArray, itemStore->dataCount ) )
+ if ( FT_QNEW_ARRAY( dataOffsetArray, itemStore->dataCount ) )
goto Exit;
for ( i = 0; i < itemStore->dataCount; i++ )
@@ -486,13 +506,22 @@
if ( itemStore->axisCount != (FT_Long)blend->mmvar->num_axis )
{
FT_TRACE2(( "ft_var_load_item_variation_store:"
- " number of axes in item variation store\n"
- " "
+ " number of axes in item variation store\n" ));
+ FT_TRACE2(( " "
" and `fvar' table are different\n" ));
error = FT_THROW( Invalid_Table );
goto Exit;
}
+ /* new constraint in OpenType 1.8.4 */
+ if ( itemStore->regionCount >= 32768U )
+ {
+ FT_TRACE2(( "ft_var_load_item_variation_store:"
+ " too many variation region tables\n" ));
+ error = FT_THROW( Invalid_Table );
+ goto Exit;
+ }
+
if ( FT_NEW_ARRAY( itemStore->varRegionList, itemStore->regionCount ) )
goto Exit;
@@ -537,15 +566,18 @@
goto Exit;
if ( FT_READ_USHORT( varData->itemCount ) ||
- FT_READ_USHORT( shortDeltaCount ) ||
+ FT_READ_USHORT( wordDeltaCount ) ||
FT_READ_USHORT( varData->regionIdxCount ) )
goto Exit;
+ long_words = !!( wordDeltaCount & 0x8000 );
+ wordDeltaCount &= 0x7FFF;
+
/* check some data consistency */
- if ( shortDeltaCount > varData->regionIdxCount )
+ if ( wordDeltaCount > varData->regionIdxCount )
{
FT_TRACE2(( "bad short count %d or region count %d\n",
- shortDeltaCount,
+ wordDeltaCount,
varData->regionIdxCount ));
error = FT_THROW( Invalid_Table );
goto Exit;
@@ -581,39 +613,52 @@
/* Parse delta set. */
/* */
- /* On input, deltas are (shortDeltaCount + regionIdxCount) bytes */
- /* each; on output, deltas are expanded to `regionIdxCount' shorts */
- /* each. */
+ /* On input, deltas are (wordDeltaCount + regionIdxCount) bytes */
+ /* each if `long_words` isn't set, and twice as much otherwise. */
+ /* */
+ /* On output, deltas are expanded to `regionIdxCount` shorts each. */
if ( FT_NEW_ARRAY( varData->deltaSet,
varData->regionIdxCount * varData->itemCount ) )
goto Exit;
- /* the delta set is stored as a 2-dimensional array of shorts; */
- /* sign-extend signed bytes to signed shorts */
- for ( j = 0; j < varData->itemCount * varData->regionIdxCount; )
+ /* the delta set is stored as a 2-dimensional array of shorts */
+ if ( long_words )
+ {
+ /* new in OpenType 1.9, currently for 'COLR' table only; */
+ /* the deltas are interpreted as 16.16 fixed-point scaling values */
+
+ /* not supported yet */
+
+ error = FT_THROW( Invalid_Table );
+ goto Exit;
+ }
+ else
{
- for ( k = 0; k < shortDeltaCount; k++, j++ )
+ for ( j = 0; j < varData->itemCount * varData->regionIdxCount; )
{
- /* read the short deltas */
- FT_Short delta;
+ for ( k = 0; k < wordDeltaCount; k++, j++ )
+ {
+ /* read the short deltas */
+ FT_Short delta;
- if ( FT_READ_SHORT( delta ) )
- goto Exit;
+ if ( FT_READ_SHORT( delta ) )
+ goto Exit;
- varData->deltaSet[j] = delta;
- }
+ varData->deltaSet[j] = delta;
+ }
- for ( ; k < varData->regionIdxCount; k++, j++ )
- {
- /* read the (signed) byte deltas */
- FT_Char delta;
+ for ( ; k < varData->regionIdxCount; k++, j++ )
+ {
+ /* read the (signed) byte deltas */
+ FT_Char delta;
- if ( FT_READ_CHAR( delta ) )
- goto Exit;
+ if ( FT_READ_CHAR( delta ) )
+ goto Exit;
- varData->deltaSet[j] = delta;
+ varData->deltaSet[j] = delta;
+ }
}
}
}
@@ -629,37 +674,66 @@
ft_var_load_delta_set_index_mapping( TT_Face face,
FT_ULong offset,
GX_DeltaSetIdxMap map,
- GX_ItemVarStore itemStore )
+ GX_ItemVarStore itemStore,
+ FT_ULong table_len )
{
FT_Stream stream = FT_FACE_STREAM( face );
FT_Memory memory = stream->memory;
- FT_Error error;
+ FT_Error error;
- FT_UShort format;
- FT_UInt entrySize;
- FT_UInt innerBitCount;
- FT_UInt innerIndexMask;
- FT_UInt i, j;
+ FT_Byte format;
+ FT_Byte entryFormat;
+ FT_UInt entrySize;
+ FT_UInt innerBitCount;
+ FT_UInt innerIndexMask;
+ FT_ULong i;
+ FT_UInt j;
- if ( FT_STREAM_SEEK( offset ) ||
- FT_READ_USHORT( format ) ||
- FT_READ_USHORT( map->mapCount ) )
+ if ( FT_STREAM_SEEK( offset ) ||
+ FT_READ_BYTE( format ) ||
+ FT_READ_BYTE( entryFormat ) )
goto Exit;
- if ( format & 0xFFC0 )
+ if ( format == 0 )
+ {
+ if ( FT_READ_USHORT( map->mapCount ) )
+ goto Exit;
+ }
+ else if ( format == 1 ) /* new in OpenType 1.9 */
+ {
+ if ( FT_READ_ULONG( map->mapCount ) )
+ goto Exit;
+ }
+ else
{
FT_TRACE2(( "bad map format %d\n", format ));
error = FT_THROW( Invalid_Table );
goto Exit;
}
+ if ( entryFormat & 0xC0 )
+ {
+ FT_TRACE2(( "bad entry format %d\n", format ));
+ error = FT_THROW( Invalid_Table );
+ goto Exit;
+ }
+
/* bytes per entry: 1, 2, 3, or 4 */
- entrySize = ( ( format & 0x0030 ) >> 4 ) + 1;
- innerBitCount = ( format & 0x000F ) + 1;
+ entrySize = ( ( entryFormat & 0x30 ) >> 4 ) + 1;
+ innerBitCount = ( entryFormat & 0x0F ) + 1;
innerIndexMask = ( 1 << innerBitCount ) - 1;
+ /* rough sanity check */
+ if ( map->mapCount * entrySize > table_len )
+ {
+ FT_TRACE1(( "ft_var_load_delta_set_index_mapping:"
+ " invalid number of delta-set index mappings\n" ));
+ error = FT_THROW( Invalid_Table );
+ goto Exit;
+ }
+
if ( FT_NEW_ARRAY( map->innerIndex, map->mapCount ) )
goto Exit;
@@ -688,7 +762,7 @@
if ( outerIndex >= itemStore->dataCount )
{
- FT_TRACE2(( "outerIndex[%d] == %d out of range\n",
+ FT_TRACE2(( "outerIndex[%ld] == %d out of range\n",
i,
outerIndex ));
error = FT_THROW( Invalid_Table );
@@ -701,7 +775,7 @@
if ( innerIndex >= itemStore->varData[outerIndex].itemCount )
{
- FT_TRACE2(( "innerIndex[%d] == %d out of range\n",
+ FT_TRACE2(( "innerIndex[%ld] == %d out of range\n",
i,
innerIndex ));
error = FT_THROW( Invalid_Table );
@@ -826,7 +900,8 @@
face,
table_offset + widthMap_offset,
&table->widthMap,
- &table->itemStore );
+ &table->itemStore,
+ table_len );
if ( error )
goto Exit;
}
@@ -1470,6 +1545,7 @@
FT_ULong table_len;
FT_ULong gvar_start;
FT_ULong offsetToData;
+ FT_ULong offsets_len;
GX_GVar_Head gvar_head;
static const FT_Frame_Field gvar_fields[] =
@@ -1514,8 +1590,9 @@
if ( gvar_head.axisCount != (FT_UShort)blend->mmvar->num_axis )
{
- FT_TRACE1(( "ft_var_load_gvar: number of axes in `gvar' and `cvar'\n"
- " table are different\n" ));
+ FT_TRACE1(( "ft_var_load_gvar:"
+ " number of axes in `gvar' and `cvar'\n" ));
+ FT_TRACE1(( " table are different\n" ));
error = FT_THROW( Invalid_Table );
goto Exit;
}
@@ -1530,9 +1607,13 @@
goto Exit;
}
- /* rough sanity check: offsets can be either 2 or 4 bytes */
- if ( (FT_ULong)gvar_head.glyphCount *
- ( ( gvar_head.flags & 1 ) ? 4 : 2 ) > table_len )
+ /* offsets can be either 2 or 4 bytes */
+ /* (one more offset than glyphs, to mark size of last) */
+ offsets_len = ( gvar_head.glyphCount + 1 ) *
+ ( ( gvar_head.flags & 1 ) ? 4L : 2L );
+
+ /* rough sanity check */
+ if (offsets_len > table_len )
{
FT_TRACE1(( "ft_var_load_gvar: invalid number of glyphs\n" ));
error = FT_THROW( Invalid_Table );
@@ -1541,81 +1622,102 @@
FT_TRACE2(( "loaded\n" ));
- blend->gvar_size = table_len;
- blend->tuplecount = gvar_head.globalCoordCount;
- blend->gv_glyphcnt = gvar_head.glyphCount;
- offsetToData = gvar_start + gvar_head.offsetToData;
+ blend->gvar_size = table_len;
+ offsetToData = gvar_start + gvar_head.offsetToData;
FT_TRACE5(( "gvar: there %s %d shared coordinate%s:\n",
- blend->tuplecount == 1 ? "is" : "are",
- blend->tuplecount,
- blend->tuplecount == 1 ? "" : "s" ));
+ gvar_head.globalCoordCount == 1 ? "is" : "are",
+ gvar_head.globalCoordCount,
+ gvar_head.globalCoordCount == 1 ? "" : "s" ));
- if ( FT_NEW_ARRAY( blend->glyphoffsets, blend->gv_glyphcnt + 1 ) )
+ if ( FT_FRAME_ENTER( offsets_len ) )
goto Exit;
+ /* offsets (one more offset than glyphs, to mark size of last) */
+ if ( FT_QNEW_ARRAY( blend->glyphoffsets, gvar_head.glyphCount + 1 ) )
+ goto Fail2;
+
if ( gvar_head.flags & 1 )
{
- FT_ULong limit = gvar_start + table_len;
+ FT_ULong limit = gvar_start + table_len;
+ FT_ULong max_offset = 0;
- /* long offsets (one more offset than glyphs, to mark size of last) */
- if ( FT_FRAME_ENTER( ( blend->gv_glyphcnt + 1 ) * 4L ) )
- goto Exit;
-
- for ( i = 0; i <= blend->gv_glyphcnt; i++ )
+ for ( i = 0; i <= gvar_head.glyphCount; i++ )
{
blend->glyphoffsets[i] = offsetToData + FT_GET_ULONG();
- /* use `>', not `>=' */
- if ( blend->glyphoffsets[i] > limit )
+
+ if ( max_offset <= blend->glyphoffsets[i] )
+ max_offset = blend->glyphoffsets[i];
+ else
{
FT_TRACE2(( "ft_var_load_gvar:"
- " invalid glyph variation data offset for index %d\n",
+ " glyph variation data offset %d not monotonic\n",
i ));
- error = FT_THROW( Invalid_Table );
- break;
+ blend->glyphoffsets[i] = max_offset;
+ }
+
+ /* use `<', not `<=' */
+ if ( limit < blend->glyphoffsets[i] )
+ {
+ FT_TRACE2(( "ft_var_load_gvar:"
+ " glyph variation data offset %d out of range\n",
+ i ));
+ blend->glyphoffsets[i] = limit;
}
}
}
else
{
- FT_ULong limit = gvar_start + table_len;
+ FT_ULong limit = gvar_start + table_len;
+ FT_ULong max_offset = 0;
- /* short offsets (one more offset than glyphs, to mark size of last) */
- if ( FT_FRAME_ENTER( ( blend->gv_glyphcnt + 1 ) * 2L ) )
- goto Exit;
-
- for ( i = 0; i <= blend->gv_glyphcnt; i++ )
+ for ( i = 0; i <= gvar_head.glyphCount; i++ )
{
blend->glyphoffsets[i] = offsetToData + FT_GET_USHORT() * 2;
- /* use `>', not `>=' */
- if ( blend->glyphoffsets[i] > limit )
+
+ if ( max_offset <= blend->glyphoffsets[i] )
+ max_offset = blend->glyphoffsets[i];
+ else
{
FT_TRACE2(( "ft_var_load_gvar:"
- " invalid glyph variation data offset for index %d\n",
+ " glyph variation data offset %d not monotonic\n",
i ));
- error = FT_THROW( Invalid_Table );
- break;
+ blend->glyphoffsets[i] = max_offset;
+ }
+
+ /* use `<', not `<=' */
+ if ( limit < blend->glyphoffsets[i] )
+ {
+ FT_TRACE2(( "ft_var_load_gvar:"
+ " glyph variation data offset %d out of range\n",
+ i ));
+ blend->glyphoffsets[i] = limit;
}
}
}
+ blend->gv_glyphcnt = gvar_head.glyphCount;
+
FT_FRAME_EXIT();
- if ( error )
- goto Exit;
- if ( blend->tuplecount != 0 )
+ if ( gvar_head.globalCoordCount != 0 )
{
- if ( FT_NEW_ARRAY( blend->tuplecoords,
- gvar_head.axisCount * blend->tuplecount ) )
- goto Exit;
+ if ( FT_STREAM_SEEK( gvar_start + gvar_head.offsetToCoord ) ||
+ FT_FRAME_ENTER( gvar_head.globalCoordCount *
+ gvar_head.axisCount * 2L ) )
+ {
+ FT_TRACE2(( "ft_var_load_gvar:"
+ " glyph variation shared tuples missing\n" ));
+ goto Fail;
+ }
- if ( FT_STREAM_SEEK( gvar_start + gvar_head.offsetToCoord ) ||
- FT_FRAME_ENTER( blend->tuplecount * gvar_head.axisCount * 2L ) )
- goto Exit;
+ if ( FT_QNEW_ARRAY( blend->tuplecoords,
+ gvar_head.axisCount * gvar_head.globalCoordCount ) )
+ goto Fail2;
- for ( i = 0; i < blend->tuplecount; i++ )
+ for ( i = 0; i < gvar_head.globalCoordCount; i++ )
{
FT_TRACE5(( " [ " ));
for ( j = 0; j < (FT_UInt)gvar_head.axisCount; j++ )
@@ -1628,6 +1730,8 @@
FT_TRACE5(( "]\n" ));
}
+ blend->tuplecount = gvar_head.globalCoordCount;
+
FT_TRACE5(( "\n" ));
FT_FRAME_EXIT();
@@ -1635,6 +1739,14 @@
Exit:
return error;
+
+ Fail2:
+ FT_FRAME_EXIT();
+
+ Fail:
+ FT_FREE( blend->glyphoffsets );
+ blend->gv_glyphcnt = 0;
+ goto Exit;
}
@@ -1693,7 +1805,7 @@
if ( tuple_coords[i] == 0 )
{
- FT_TRACE6(( " tuple coordinate is zero, ignore\n", i ));
+ FT_TRACE6(( " tuple coordinate is zero, ignore\n" ));
continue;
}
@@ -1805,25 +1917,22 @@
FT_TRACE5(( " %d: %.5f\n", i, coord / 65536.0 ));
if ( coord > a->maximum || coord < a->minimum )
{
- FT_TRACE1((
- "ft_var_to_normalized: design coordinate %.5f\n"
- " is out of range [%.5f;%.5f]; clamping\n",
- coord / 65536.0,
- a->minimum / 65536.0,
- a->maximum / 65536.0 ));
-
- if ( coord > a->maximum )
- coord = a->maximum;
- else
- coord = a->minimum;
+ FT_TRACE1(( "ft_var_to_normalized: design coordinate %.5f\n",
+ coord / 65536.0 ));
+ FT_TRACE1(( " is out of range [%.5f;%.5f];"
+ " clamping\n",
+ a->minimum / 65536.0,
+ a->maximum / 65536.0 ));
}
- if ( coord < a->def )
- normalized[i] = -FT_DivFix( SUB_LONG( coord, a->def ),
- SUB_LONG( a->minimum, a->def ) );
- else if ( coord > a->def )
- normalized[i] = FT_DivFix( SUB_LONG( coord, a->def ),
+ if ( coord > a->def )
+ normalized[i] = coord >= a->maximum ? 0x10000L :
+ FT_DivFix( SUB_LONG( coord, a->def ),
SUB_LONG( a->maximum, a->def ) );
+ else if ( coord < a->def )
+ normalized[i] = coord <= a->minimum ? -0x10000L :
+ FT_DivFix( SUB_LONG( coord, a->def ),
+ SUB_LONG( a->def, a->minimum ) );
else
normalized[i] = 0;
}
@@ -2013,7 +2122,7 @@
FT_Var_Axis* a;
FT_Fixed* c;
FT_Var_Named_Style* ns;
- GX_FVar_Head fvar_head;
+ GX_FVar_Head fvar_head = { 0, 0, 0, 0, 0, 0 };
FT_Bool usePsName = 0;
FT_UInt num_instances;
FT_UInt num_axes;
@@ -2079,8 +2188,8 @@
if ( FT_SET_ERROR( face->goto_table( face, TTAG_CFF2,
stream, &table_len ) ) )
{
- FT_TRACE1(( "\n"
- "TT_Get_MM_Var: `gvar' or `CFF2' table is missing\n" ));
+ FT_TRACE1(( "\n" ));
+ FT_TRACE1(( "TT_Get_MM_Var: `gvar' or `CFF2' table is missing\n" ));
goto Exit;
}
}
@@ -2127,7 +2236,7 @@
/* `fvar' table validity check in `sfnt_init_face' */
/* the various `*_size' variables, which we also use as */
- /* offsets into the `mmlen' array, must be multiples of the */
+ /* offsets into the `mmvar' array, must be multiples of the */
/* pointer size (except the last one); without such an */
/* alignment there might be runtime errors due to */
/* misaligned addresses */
@@ -2508,17 +2617,17 @@
num_coords = mmvar->num_axis;
}
- FT_TRACE5(( "TT_Set_MM_Blend:\n"
- " normalized design coordinates:\n" ));
+ FT_TRACE5(( "TT_Set_MM_Blend:\n" ));
+ FT_TRACE5(( " normalized design coordinates:\n" ));
for ( i = 0; i < num_coords; i++ )
{
FT_TRACE5(( " %.5f\n", coords[i] / 65536.0 ));
if ( coords[i] < -0x00010000L || coords[i] > 0x00010000L )
{
- FT_TRACE1(( "TT_Set_MM_Blend: normalized design coordinate %.5f\n"
- " is out of range [-1;1]\n",
+ FT_TRACE1(( "TT_Set_MM_Blend: normalized design coordinate %.5f\n",
coords[i] / 65536.0 ));
+ FT_TRACE1(( " is out of range [-1;1]\n" ));
error = FT_THROW( Invalid_Argument );
goto Exit;
}
@@ -2616,9 +2725,10 @@
}
blend->num_axis = mmvar->num_axis;
- FT_MEM_COPY( blend->normalizedcoords,
- coords,
- num_coords * sizeof ( FT_Fixed ) );
+ if ( coords )
+ FT_MEM_COPY( blend->normalizedcoords,
+ coords,
+ num_coords * sizeof ( FT_Fixed ) );
if ( set_design_coords )
ft_var_to_design( face,
@@ -2636,7 +2746,6 @@
/* The cvt table has been loaded already; every time we change the */
/* blend we may need to reload and remodify the cvt table. */
FT_FREE( face->cvt );
- face->cvt = NULL;
error = tt_face_load_cvt( face, face->root.stream );
break;
@@ -2655,7 +2764,6 @@
/* enforce recomputation of the PostScript name; */
FT_FREE( face->postscript_name );
- face->postscript_name = NULL;
Exit:
return error;
@@ -2916,8 +3024,8 @@
if ( !face->blend->avar_loaded )
ft_var_load_avar( face );
- FT_TRACE5(( "TT_Set_Var_Design:\n"
- " normalized design coordinates:\n" ));
+ FT_TRACE5(( "TT_Set_Var_Design:\n" ));
+ FT_TRACE5(( " normalized design coordinates:\n" ));
ft_var_to_normalized( face, num_coords, blend->coords, normalized );
error = tt_set_mm_blend( face, mmvar->num_axis, normalized, 0 );
@@ -3037,7 +3145,7 @@
TT_Set_Named_Instance( TT_Face face,
FT_UInt instance_index )
{
- FT_Error error = FT_ERR( Invalid_Argument );
+ FT_Error error;
GX_Blend blend;
FT_MM_Var* mmvar;
@@ -3057,7 +3165,10 @@
/* `instance_index' starts with value 1, thus `>' */
if ( instance_index > num_instances )
+ {
+ error = FT_ERR( Invalid_Argument );
goto Exit;
+ }
if ( instance_index > 0 )
{
@@ -3113,6 +3224,8 @@
/*************************************************************************/
+#ifdef TT_CONFIG_OPTION_BYTECODE_INTERPRETER
+
static FT_Error
tt_cvt_ready_iterator( FT_ListNode node,
void* user )
@@ -3127,6 +3240,9 @@
return FT_Err_Ok;
}
+#endif /* TT_CONFIG_OPTION_BYTECODE_INTERPRETER */
+
+
/**************************************************************************
*
@@ -3155,6 +3271,8 @@
tt_face_vary_cvt( TT_Face face,
FT_Stream stream )
{
+#ifdef TT_CONFIG_OPTION_BYTECODE_INTERPRETER
+
FT_Error error;
FT_Memory memory = stream->memory;
@@ -3190,16 +3308,16 @@
if ( !blend )
{
- FT_TRACE2(( "\n"
- "tt_face_vary_cvt: no blend specified\n" ));
+ FT_TRACE2(( "\n" ));
+ FT_TRACE2(( "tt_face_vary_cvt: no blend specified\n" ));
error = FT_Err_Ok;
goto Exit;
}
if ( !face->cvt )
{
- FT_TRACE2(( "\n"
- "tt_face_vary_cvt: no `cvt ' table\n" ));
+ FT_TRACE2(( "\n" ));
+ FT_TRACE2(( "tt_face_vary_cvt: no `cvt ' table\n" ));
error = FT_Err_Ok;
goto Exit;
}
@@ -3349,6 +3467,7 @@
}
else
{
+ localpoints = NULL;
points = sharedpoints;
point_count = spoint_count;
}
@@ -3358,9 +3477,7 @@
point_count == 0 ? face->cvt_size
: point_count );
- if ( !points ||
- !deltas ||
- ( localpoints == ALL_POINTS && point_count != face->cvt_size ) )
+ if ( !points || !deltas )
; /* failure, ignore it */
else if ( localpoints == ALL_POINTS )
@@ -3475,6 +3592,16 @@
NULL );
return error;
+
+#else /* !TT_CONFIG_OPTION_BYTECODE_INTERPRETER */
+
+ FT_UNUSED( face );
+ FT_UNUSED( stream );
+
+ return FT_Err_Ok;
+
+#endif /* !TT_CONFIG_OPTION_BYTECODE_INTERPRETER */
+
}
@@ -3766,7 +3893,7 @@
blend->glyphoffsets[glyph_index + 1] )
{
FT_TRACE2(( "TT_Vary_Apply_Glyph_Deltas:"
- " no variation data for this glyph\n" ));
+ " no variation data for glyph %d\n", glyph_index ));
return FT_Err_Ok;
}
diff --git a/src/3rdparty/freetype/src/truetype/ttgxvar.h b/src/3rdparty/freetype/src/truetype/ttgxvar.h
index 07c99b6403..17915f00d3 100644
--- a/src/3rdparty/freetype/src/truetype/ttgxvar.h
+++ b/src/3rdparty/freetype/src/truetype/ttgxvar.h
@@ -4,7 +4,7 @@
*
* TrueType GX Font Variation loader (specification)
*
- * Copyright (C) 2004-2019 by
+ * Copyright (C) 2004-2022 by
* David Turner, Robert Wilhelm, Werner Lemberg and George Williams.
*
* This file is part of the FreeType project, and may only be used,
@@ -20,7 +20,6 @@
#define TTGXVAR_H_
-#include <ft2build.h>
#include "ttobjs.h"
@@ -107,9 +106,9 @@ FT_BEGIN_HEADER
typedef struct GX_DeltaSetIdxMapRec_
{
- FT_UInt mapCount;
- FT_UInt* outerIndex; /* indices to item var data */
- FT_UInt* innerIndex; /* indices to delta set */
+ FT_ULong mapCount;
+ FT_UInt* outerIndex; /* indices to item var data */
+ FT_UInt* innerIndex; /* indices to delta set */
} GX_DeltaSetIdxMapRec, *GX_DeltaSetIdxMap;
diff --git a/src/3rdparty/freetype/src/truetype/ttinterp.c b/src/3rdparty/freetype/src/truetype/ttinterp.c
index 70434e1729..e16565c3a5 100644
--- a/src/3rdparty/freetype/src/truetype/ttinterp.c
+++ b/src/3rdparty/freetype/src/truetype/ttinterp.c
@@ -4,7 +4,7 @@
*
* TrueType bytecode interpreter (body).
*
- * Copyright (C) 1996-2019 by
+ * Copyright (C) 1996-2022 by
* David Turner, Robert Wilhelm, and Werner Lemberg.
*
* This file is part of the FreeType project, and may only be used,
@@ -20,13 +20,12 @@
/* issues; many thanks! */
-#include <ft2build.h>
-#include FT_INTERNAL_DEBUG_H
-#include FT_INTERNAL_CALC_H
-#include FT_TRIGONOMETRY_H
-#include FT_SYSTEM_H
-#include FT_DRIVER_H
-#include FT_MULTIPLE_MASTERS_H
+#include <freetype/internal/ftdebug.h>
+#include <freetype/internal/ftcalc.h>
+#include <freetype/fttrigon.h>
+#include <freetype/ftsystem.h>
+#include <freetype/ftdriver.h>
+#include <freetype/ftmm.h>
#include "ttinterp.h"
#include "tterrors.h"
@@ -252,6 +251,14 @@
FT_FREE( exec->stack );
exec->stackSize = 0;
+ /* free glyf cvt working area */
+ FT_FREE( exec->glyfCvt );
+ exec->glyfCvtSize = 0;
+
+ /* free glyf storage working area */
+ FT_FREE( exec->glyfStorage );
+ exec->glyfStoreSize = 0;
+
/* free call stack */
FT_FREE( exec->callStack );
exec->callSize = 0;
@@ -271,64 +278,6 @@
/**************************************************************************
*
* @Function:
- * Init_Context
- *
- * @Description:
- * Initializes a context object.
- *
- * @Input:
- * memory ::
- * A handle to the parent memory object.
- *
- * @InOut:
- * exec ::
- * A handle to the target execution context.
- *
- * @Return:
- * FreeType error code. 0 means success.
- */
- static FT_Error
- Init_Context( TT_ExecContext exec,
- FT_Memory memory )
- {
- FT_Error error;
-
-
- FT_TRACE1(( "Init_Context: new object at 0x%08p\n", exec ));
-
- exec->memory = memory;
- exec->callSize = 32;
-
- if ( FT_NEW_ARRAY( exec->callStack, exec->callSize ) )
- goto Fail_Memory;
-
- /* all values in the context are set to 0 already, but this is */
- /* here as a remainder */
- exec->maxPoints = 0;
- exec->maxContours = 0;
-
- exec->stackSize = 0;
- exec->glyphSize = 0;
-
- exec->stack = NULL;
- exec->glyphIns = NULL;
-
- exec->face = NULL;
- exec->size = NULL;
-
- return FT_Err_Ok;
-
- Fail_Memory:
- FT_ERROR(( "Init_Context: not enough memory for %p\n", exec ));
- TT_Done_Context( exec );
-
- return error;
- }
-
-
- /**************************************************************************
- *
- * @Function:
* Update_Max
*
* @Description:
@@ -368,7 +317,7 @@
if ( *size < new_max )
{
- if ( FT_REALLOC( *pbuff, *size * multiplier, new_max * multiplier ) )
+ if ( FT_QREALLOC( *pbuff, *size * multiplier, new_max * multiplier ) )
return error;
*size = new_max;
}
@@ -401,6 +350,8 @@
*
* @Note:
* Only the glyph loader and debugger should call this function.
+ *
+ * Note that not all members of `TT_ExecContext` get initialized.
*/
FT_LOCAL_DEF( FT_Error )
TT_Load_Context( TT_ExecContext exec,
@@ -465,13 +416,13 @@
if ( error )
return error;
- tmp = exec->glyphSize;
+ tmp = (FT_ULong)exec->glyphSize;
error = Update_Max( exec->memory,
&tmp,
sizeof ( FT_Byte ),
(void*)&exec->glyphIns,
maxp->maxSizeOfInstructions );
- exec->glyphSize = (FT_UShort)tmp;
+ exec->glyphSize = (FT_UInt)tmp;
if ( error )
return error;
@@ -610,19 +561,19 @@
memory = driver->root.root.memory;
- /* allocate object */
+ /* allocate object and zero everything inside */
if ( FT_NEW( exec ) )
goto Fail;
- /* initialize it; in case of error this deallocates `exec' too */
- error = Init_Context( exec, memory );
- if ( error )
- goto Fail;
+ /* create callStack here, other allocations delayed */
+ exec->memory = memory;
+ exec->callSize = 32;
- return exec;
+ if ( FT_QNEW_ARRAY( exec->callStack, exec->callSize ) )
+ FT_FREE( exec );
Fail:
- return NULL;
+ return exec;
}
@@ -1573,11 +1524,36 @@
}
+ static void
+ Modify_CVT_Check( TT_ExecContext exc )
+ {
+ /* TT_RunIns sets origCvt and restores cvt to origCvt when done. */
+ if ( exc->iniRange == tt_coderange_glyph &&
+ exc->cvt == exc->origCvt )
+ {
+ exc->error = Update_Max( exc->memory,
+ &exc->glyfCvtSize,
+ sizeof ( FT_Long ),
+ (void*)&exc->glyfCvt,
+ exc->cvtSize );
+ if ( exc->error )
+ return;
+
+ FT_ARRAY_COPY( exc->glyfCvt, exc->cvt, exc->glyfCvtSize );
+ exc->cvt = exc->glyfCvt;
+ }
+ }
+
+
FT_CALLBACK_DEF( void )
Write_CVT( TT_ExecContext exc,
FT_ULong idx,
FT_F26Dot6 value )
{
+ Modify_CVT_Check( exc );
+ if ( exc->error )
+ return;
+
exc->cvt[idx] = value;
}
@@ -1587,6 +1563,10 @@
FT_ULong idx,
FT_F26Dot6 value )
{
+ Modify_CVT_Check( exc );
+ if ( exc->error )
+ return;
+
exc->cvt[idx] = FT_DivFix( value, Current_Ratio( exc ) );
}
@@ -1596,6 +1576,10 @@
FT_ULong idx,
FT_F26Dot6 value )
{
+ Modify_CVT_Check( exc );
+ if ( exc->error )
+ return;
+
exc->cvt[idx] = ADD_LONG( exc->cvt[idx], value );
}
@@ -1605,6 +1589,10 @@
FT_ULong idx,
FT_F26Dot6 value )
{
+ Modify_CVT_Check( exc );
+ if ( exc->error )
+ return;
+
exc->cvt[idx] = ADD_LONG( exc->cvt[idx],
FT_DivFix( value, Current_Ratio( exc ) ) );
}
@@ -1956,8 +1944,8 @@
* distance ::
* The distance (not) to round.
*
- * compensation ::
- * The engine compensation.
+ * color ::
+ * The engine compensation color.
*
* @Return:
* The compensated distance.
@@ -1965,12 +1953,11 @@
static FT_F26Dot6
Round_None( TT_ExecContext exc,
FT_F26Dot6 distance,
- FT_F26Dot6 compensation )
+ FT_Int color )
{
+ FT_F26Dot6 compensation = exc->tt_metrics.compensations[color];
FT_F26Dot6 val;
- FT_UNUSED( exc );
-
if ( distance >= 0 )
{
@@ -2000,8 +1987,8 @@
* distance ::
* The distance to round.
*
- * compensation ::
- * The engine compensation.
+ * color ::
+ * The engine compensation color.
*
* @Return:
* Rounded distance.
@@ -2009,12 +1996,11 @@
static FT_F26Dot6
Round_To_Grid( TT_ExecContext exc,
FT_F26Dot6 distance,
- FT_F26Dot6 compensation )
+ FT_Int color )
{
+ FT_F26Dot6 compensation = exc->tt_metrics.compensations[color];
FT_F26Dot6 val;
- FT_UNUSED( exc );
-
if ( distance >= 0 )
{
@@ -2046,8 +2032,8 @@
* distance ::
* The distance to round.
*
- * compensation ::
- * The engine compensation.
+ * color ::
+ * The engine compensation color.
*
* @Return:
* Rounded distance.
@@ -2055,12 +2041,11 @@
static FT_F26Dot6
Round_To_Half_Grid( TT_ExecContext exc,
FT_F26Dot6 distance,
- FT_F26Dot6 compensation )
+ FT_Int color )
{
+ FT_F26Dot6 compensation = exc->tt_metrics.compensations[color];
FT_F26Dot6 val;
- FT_UNUSED( exc );
-
if ( distance >= 0 )
{
@@ -2094,8 +2079,8 @@
* distance ::
* The distance to round.
*
- * compensation ::
- * The engine compensation.
+ * color ::
+ * The engine compensation color.
*
* @Return:
* Rounded distance.
@@ -2103,12 +2088,11 @@
static FT_F26Dot6
Round_Down_To_Grid( TT_ExecContext exc,
FT_F26Dot6 distance,
- FT_F26Dot6 compensation )
+ FT_Int color )
{
+ FT_F26Dot6 compensation = exc->tt_metrics.compensations[color];
FT_F26Dot6 val;
- FT_UNUSED( exc );
-
if ( distance >= 0 )
{
@@ -2139,8 +2123,8 @@
* distance ::
* The distance to round.
*
- * compensation ::
- * The engine compensation.
+ * color ::
+ * The engine compensation color.
*
* @Return:
* Rounded distance.
@@ -2148,12 +2132,11 @@
static FT_F26Dot6
Round_Up_To_Grid( TT_ExecContext exc,
FT_F26Dot6 distance,
- FT_F26Dot6 compensation )
+ FT_Int color )
{
+ FT_F26Dot6 compensation = exc->tt_metrics.compensations[color];
FT_F26Dot6 val;
- FT_UNUSED( exc );
-
if ( distance >= 0 )
{
@@ -2185,8 +2168,8 @@
* distance ::
* The distance to round.
*
- * compensation ::
- * The engine compensation.
+ * color ::
+ * The engine compensation color.
*
* @Return:
* Rounded distance.
@@ -2194,12 +2177,11 @@
static FT_F26Dot6
Round_To_Double_Grid( TT_ExecContext exc,
FT_F26Dot6 distance,
- FT_F26Dot6 compensation )
+ FT_Int color )
{
+ FT_F26Dot6 compensation = exc->tt_metrics.compensations[color];
FT_F26Dot6 val;
- FT_UNUSED( exc );
-
if ( distance >= 0 )
{
@@ -2231,8 +2213,8 @@
* distance ::
* The distance to round.
*
- * compensation ::
- * The engine compensation.
+ * color ::
+ * The engine compensation color.
*
* @Return:
* Rounded distance.
@@ -2246,8 +2228,9 @@
static FT_F26Dot6
Round_Super( TT_ExecContext exc,
FT_F26Dot6 distance,
- FT_F26Dot6 compensation )
+ FT_Int color )
{
+ FT_F26Dot6 compensation = exc->tt_metrics.compensations[color];
FT_F26Dot6 val;
@@ -2286,8 +2269,8 @@
* distance ::
* The distance to round.
*
- * compensation ::
- * The engine compensation.
+ * color ::
+ * The engine compensation color.
*
* @Return:
* Rounded distance.
@@ -2299,8 +2282,9 @@
static FT_F26Dot6
Round_Super_45( TT_ExecContext exc,
FT_F26Dot6 distance,
- FT_F26Dot6 compensation )
+ FT_Int color )
{
+ FT_F26Dot6 compensation = exc->tt_metrics.compensations[color];
FT_F26Dot6 val;
@@ -2899,7 +2883,7 @@
Ins_ODD( TT_ExecContext exc,
FT_Long* args )
{
- args[0] = ( ( exc->func_round( exc, args[0], 0 ) & 127 ) == 64 );
+ args[0] = ( ( exc->func_round( exc, args[0], 3 ) & 127 ) == 64 );
}
@@ -2913,7 +2897,7 @@
Ins_EVEN( TT_ExecContext exc,
FT_Long* args )
{
- args[0] = ( ( exc->func_round( exc, args[0], 0 ) & 127 ) == 0 );
+ args[0] = ( ( exc->func_round( exc, args[0], 3 ) & 127 ) == 0 );
}
@@ -3130,7 +3114,30 @@
ARRAY_BOUND_ERROR;
}
else
+ {
+ /* TT_RunIns sets origStorage and restores storage to origStorage */
+ /* when done. */
+ if ( exc->iniRange == tt_coderange_glyph &&
+ exc->storage == exc->origStorage )
+ {
+ FT_ULong tmp = (FT_ULong)exc->glyfStoreSize;
+
+
+ exc->error = Update_Max( exc->memory,
+ &tmp,
+ sizeof ( FT_Long ),
+ (void*)&exc->glyfStorage,
+ exc->storeSize );
+ exc->glyfStoreSize = (FT_UShort)tmp;
+ if ( exc->error )
+ return;
+
+ FT_ARRAY_COPY( exc->glyfStorage, exc->storage, exc->glyfStoreSize );
+ exc->storage = exc->glyfStorage;
+ }
+
exc->storage[I] = args[1];
+ }
}
@@ -3243,10 +3250,7 @@
Ins_ROUND( TT_ExecContext exc,
FT_Long* args )
{
- args[0] = exc->func_round(
- exc,
- args[0],
- exc->tt_metrics.compensations[exc->opcode - 0x68] );
+ args[0] = exc->func_round( exc, args[0], exc->opcode & 3 );
}
@@ -3260,10 +3264,7 @@
Ins_NROUND( TT_ExecContext exc,
FT_Long* args )
{
- args[0] = Round_None(
- exc,
- args[0],
- exc->tt_metrics.compensations[exc->opcode - 0x6C] );
+ args[0] = Round_None( exc, args[0], exc->opcode & 3 );
}
@@ -3536,7 +3537,7 @@
return;
}
- exc->IP += args[0];
+ exc->IP = ADD_LONG( exc->IP, args[0] );
if ( exc->IP < 0 ||
( exc->callTop > 0 &&
exc->IP > exc->callStack[exc->callTop - 1].Def->end ) )
@@ -3708,7 +3709,7 @@
/* FDEF is only allowed in `prep' or `fpgm' */
- if ( exc->curRange == tt_coderange_glyph )
+ if ( exc->iniRange == tt_coderange_glyph )
{
exc->error = FT_THROW( DEF_In_Glyf_Bytecode );
return;
@@ -3718,7 +3719,7 @@
/* We will then parse the current table. */
rec = exc->FDefs;
- limit = rec + exc->numFDefs;
+ limit = FT_OFFSET( rec, exc->numFDefs );
n = (FT_ULong)args[0];
for ( ; rec < limit; rec++ )
@@ -3782,7 +3783,7 @@
if ( opcode_pointer[i] == opcode_size[i] )
{
- FT_TRACE6(( "sph: Function %d, opcode ptrn: %d, %s %s\n",
+ FT_TRACE6(( "sph: Function %d, opcode ptrn: %ld, %s %s\n",
i, n,
exc->face->root.family_name,
exc->face->root.style_name ));
@@ -3965,6 +3966,9 @@
if ( BOUNDSL( F, exc->maxFunc + 1 ) )
goto Fail;
+ if ( !exc->FDefs )
+ goto Fail;
+
/* Except for some old Apple fonts, all functions in a TrueType */
/* font are defined in increasing order, starting from 0. This */
/* means that we normally have */
@@ -4062,7 +4066,7 @@
/* */
/* If this isn't true, we need to look up the function table. */
- def = exc->FDefs + F;
+ def = FT_OFFSET( exc->FDefs, F );
if ( exc->maxFunc + 1 != exc->numFDefs || def->opc != F )
{
/* look up the FDefs table */
@@ -4070,7 +4074,7 @@
def = exc->FDefs;
- limit = def + exc->numFDefs;
+ limit = FT_OFFSET( def, exc->numFDefs );
while ( def < limit && def->opc != F )
def++;
@@ -4141,7 +4145,7 @@
/* we enable IDEF only in `prep' or `fpgm' */
- if ( exc->curRange == tt_coderange_glyph )
+ if ( exc->iniRange == tt_coderange_glyph )
{
exc->error = FT_THROW( DEF_In_Glyf_Bytecode );
return;
@@ -4150,7 +4154,7 @@
/* First of all, look for the same function in our table */
def = exc->IDefs;
- limit = def + exc->numIDefs;
+ limit = FT_OFFSET( def, exc->numIDefs );
for ( ; def < limit; def++ )
if ( def->opc == (FT_ULong)args[0] )
@@ -4370,7 +4374,7 @@
if ( ( opcode & 1 ) != 0 )
{
- C = B; /* counter clockwise rotation */
+ C = B; /* counter-clockwise rotation */
B = A;
A = NEG_LONG( C );
}
@@ -4999,9 +5003,9 @@
#ifdef TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY
/* Disable Type 2 Vacuform Rounds - e.g. Arial Narrow */
- if ( SUBPIXEL_HINTING_INFINALITY &&
- exc->ignore_x_mode &&
- FT_ABS( D ) == 64 )
+ if ( SUBPIXEL_HINTING_INFINALITY &&
+ exc->ignore_x_mode &&
+ ( D < 0 ? NEG_LONG( D ) : D ) == 64 )
D += 1;
#endif /* TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY */
@@ -5058,7 +5062,7 @@
if ( ( opcode & 1 ) != 0 )
{
- C = B; /* counter clockwise rotation */
+ C = B; /* counter-clockwise rotation */
B = A;
A = NEG_LONG( C );
}
@@ -5082,7 +5086,7 @@
if ( ( opcode & 1 ) != 0 )
{
- C = B; /* counter clockwise rotation */
+ C = B; /* counter-clockwise rotation */
B = A;
A = NEG_LONG( C );
}
@@ -5256,16 +5260,21 @@
}
}
- exc->GS.instruct_control &= ~(FT_Byte)Kf;
- exc->GS.instruct_control |= (FT_Byte)L;
+ /* INSTCTRL should only be used in the CVT program */
+ if ( exc->iniRange == tt_coderange_cvt )
+ {
+ exc->GS.instruct_control &= ~(FT_Byte)Kf;
+ exc->GS.instruct_control |= (FT_Byte)L;
+ }
- if ( K == 3 )
+ /* except to change the subpixel flags temporarily */
+ else if ( exc->iniRange == tt_coderange_glyph && K == 3 )
{
#ifdef TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY
/* INSTCTRL modifying flag 3 also has an effect */
/* outside of the CVT program */
if ( SUBPIXEL_HINTING_INFINALITY )
- exc->ignore_x_mode = FT_BOOL( L == 4 );
+ exc->ignore_x_mode = !FT_BOOL( L == 4 );
#endif
#ifdef TT_SUPPORT_SUBPIXEL_HINTING_MINIMAL
@@ -5276,6 +5285,8 @@
exc->backward_compatibility = !FT_BOOL( L == 4 );
#endif
}
+ else if ( exc->pedantic_hinting )
+ exc->error = FT_THROW( Invalid_Reference );
}
@@ -5730,9 +5741,6 @@
{
FT_F26Dot6 dx, dy;
FT_UShort point;
-#ifdef TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY
- FT_Int B1, B2;
-#endif
#ifdef TT_SUPPORT_SUBPIXEL_HINTING_MINIMAL
FT_Bool in_twilight = FT_BOOL( exc->GS.gep0 == 0 ||
exc->GS.gep1 == 0 ||
@@ -5767,8 +5775,12 @@
}
else
#ifdef TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY
- if ( SUBPIXEL_HINTING_INFINALITY )
+ if ( SUBPIXEL_HINTING_INFINALITY &&
+ exc->ignore_x_mode )
{
+ FT_Int B1, B2;
+
+
/* If not using ignore_x_mode rendering, allow ZP2 move. */
/* If inline deltas aren't allowed, skip ZP2 move. */
/* If using ignore_x_mode rendering, allow ZP2 point move if: */
@@ -5777,72 +5789,57 @@
/* - the glyph is specifically set to allow SHPIX moves */
/* - the move is on a previously Y-touched point */
- if ( exc->ignore_x_mode )
+ /* save point for later comparison */
+ B1 = exc->zp2.cur[point].y;
+
+ if ( exc->face->sph_compatibility_mode )
{
- /* save point for later comparison */
+ if ( exc->sph_tweak_flags & SPH_TWEAK_ROUND_NONPIXEL_Y_MOVES )
+ dy = FT_PIX_ROUND( B1 + dy ) - B1;
+
+ /* skip post-iup deltas */
+ if ( exc->iup_called &&
+ ( ( exc->sph_in_func_flags & SPH_FDEF_INLINE_DELTA_1 ) ||
+ ( exc->sph_in_func_flags & SPH_FDEF_INLINE_DELTA_2 ) ) )
+ goto Skip;
+
+ if ( !( exc->sph_tweak_flags & SPH_TWEAK_ALWAYS_SKIP_DELTAP ) &&
+ ( ( exc->is_composite && exc->GS.freeVector.y != 0 ) ||
+ ( exc->zp2.tags[point] & FT_CURVE_TAG_TOUCH_Y ) ||
+ ( exc->sph_tweak_flags & SPH_TWEAK_DO_SHPIX ) ) )
+ Move_Zp2_Point( exc, point, 0, dy, TRUE );
+
+ /* save new point */
if ( exc->GS.freeVector.y != 0 )
- B1 = exc->zp2.cur[point].y;
- else
- B1 = exc->zp2.cur[point].x;
-
- if ( !exc->face->sph_compatibility_mode &&
- exc->GS.freeVector.y != 0 )
{
- Move_Zp2_Point( exc, point, dx, dy, TRUE );
+ B2 = exc->zp2.cur[point].y;
- /* save new point */
- if ( exc->GS.freeVector.y != 0 )
- {
- B2 = exc->zp2.cur[point].y;
-
- /* reverse any disallowed moves */
- if ( ( exc->sph_tweak_flags & SPH_TWEAK_SKIP_NONPIXEL_Y_MOVES ) &&
- ( B1 & 63 ) != 0 &&
- ( B2 & 63 ) != 0 &&
- B1 != B2 )
- Move_Zp2_Point( exc,
- point,
- NEG_LONG( dx ),
- NEG_LONG( dy ),
- TRUE );
- }
+ /* reverse any disallowed moves */
+ if ( ( B1 & 63 ) == 0 &&
+ ( B2 & 63 ) != 0 &&
+ B1 != B2 )
+ Move_Zp2_Point( exc, point, 0, NEG_LONG( dy ), TRUE );
}
- else if ( exc->face->sph_compatibility_mode )
- {
- if ( exc->sph_tweak_flags & SPH_TWEAK_ROUND_NONPIXEL_Y_MOVES )
- {
- dx = FT_PIX_ROUND( B1 + dx ) - B1;
- dy = FT_PIX_ROUND( B1 + dy ) - B1;
- }
-
- /* skip post-iup deltas */
- if ( exc->iup_called &&
- ( ( exc->sph_in_func_flags & SPH_FDEF_INLINE_DELTA_1 ) ||
- ( exc->sph_in_func_flags & SPH_FDEF_INLINE_DELTA_2 ) ) )
- goto Skip;
-
- if ( !( exc->sph_tweak_flags & SPH_TWEAK_ALWAYS_SKIP_DELTAP ) &&
- ( ( exc->is_composite && exc->GS.freeVector.y != 0 ) ||
- ( exc->zp2.tags[point] & FT_CURVE_TAG_TOUCH_Y ) ||
- ( exc->sph_tweak_flags & SPH_TWEAK_DO_SHPIX ) ) )
- Move_Zp2_Point( exc, point, 0, dy, TRUE );
-
- /* save new point */
- if ( exc->GS.freeVector.y != 0 )
- {
- B2 = exc->zp2.cur[point].y;
+ }
+ else if ( exc->GS.freeVector.y != 0 )
+ {
+ Move_Zp2_Point( exc, point, dx, dy, TRUE );
- /* reverse any disallowed moves */
- if ( ( B1 & 63 ) == 0 &&
- ( B2 & 63 ) != 0 &&
- B1 != B2 )
- Move_Zp2_Point( exc, point, 0, NEG_LONG( dy ), TRUE );
- }
- }
- else if ( exc->sph_in_func_flags & SPH_FDEF_TYPEMAN_DIAGENDCTRL )
- Move_Zp2_Point( exc, point, dx, dy, TRUE );
+ /* save new point */
+ B2 = exc->zp2.cur[point].y;
+
+ /* reverse any disallowed moves */
+ if ( ( exc->sph_tweak_flags & SPH_TWEAK_SKIP_NONPIXEL_Y_MOVES ) &&
+ ( B1 & 63 ) != 0 &&
+ ( B2 & 63 ) != 0 &&
+ B1 != B2 )
+ Move_Zp2_Point( exc,
+ point,
+ NEG_LONG( dx ),
+ NEG_LONG( dy ),
+ TRUE );
}
- else
+ else if ( exc->sph_in_func_flags & SPH_FDEF_TYPEMAN_DIAGENDCTRL )
Move_Zp2_Point( exc, point, dx, dy, TRUE );
}
else
@@ -5890,22 +5887,8 @@
{
FT_UShort point = 0;
FT_F26Dot6 distance;
-#ifdef TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY
- FT_F26Dot6 control_value_cutin = 0;
- FT_F26Dot6 delta;
- if ( SUBPIXEL_HINTING_INFINALITY )
- {
- control_value_cutin = exc->GS.control_value_cutin;
-
- if ( exc->ignore_x_mode &&
- exc->GS.freeVector.x != 0 &&
- !( exc->sph_tweak_flags & SPH_TWEAK_NORMAL_ROUND ) )
- control_value_cutin = 0;
- }
-#endif /* TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY */
-
point = (FT_UShort)args[0];
if ( BOUNDS( point, exc->zp1.n_points ) ||
@@ -5928,16 +5911,25 @@
distance = PROJECT( exc->zp1.cur + point, exc->zp0.cur + exc->GS.rp0 );
#ifdef TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY
- delta = SUB_LONG( distance, args[1] );
- if ( delta < 0 )
- delta = NEG_LONG( delta );
-
/* subpixel hinting - make MSIRP respect CVT cut-in; */
- if ( SUBPIXEL_HINTING_INFINALITY &&
- exc->ignore_x_mode &&
- exc->GS.freeVector.x != 0 &&
- delta >= control_value_cutin )
- distance = args[1];
+ if ( SUBPIXEL_HINTING_INFINALITY &&
+ exc->ignore_x_mode &&
+ exc->GS.freeVector.x != 0 )
+ {
+ FT_F26Dot6 control_value_cutin = exc->GS.control_value_cutin;
+ FT_F26Dot6 delta;
+
+
+ if ( !( exc->sph_tweak_flags & SPH_TWEAK_NORMAL_ROUND ) )
+ control_value_cutin = 0;
+
+ delta = SUB_LONG( distance, args[1] );
+ if ( delta < 0 )
+ delta = NEG_LONG( delta );
+
+ if ( delta >= control_value_cutin )
+ distance = args[1];
+ }
#endif /* TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY */
exc->func_move( exc,
@@ -5984,18 +5976,10 @@
if ( SUBPIXEL_HINTING_INFINALITY &&
exc->ignore_x_mode &&
exc->GS.freeVector.x != 0 )
- distance = SUB_LONG(
- Round_None( exc,
- cur_dist,
- exc->tt_metrics.compensations[0] ),
- cur_dist );
+ distance = SUB_LONG( Round_None( exc, cur_dist, 3 ), cur_dist );
else
#endif
- distance = SUB_LONG(
- exc->func_round( exc,
- cur_dist,
- exc->tt_metrics.compensations[0] ),
- cur_dist );
+ distance = SUB_LONG( exc->func_round( exc, cur_dist, 3 ), cur_dist );
}
else
distance = 0;
@@ -6021,21 +6005,10 @@
FT_UShort point;
FT_F26Dot6 distance;
FT_F26Dot6 org_dist;
- FT_F26Dot6 control_value_cutin;
- control_value_cutin = exc->GS.control_value_cutin;
- cvtEntry = (FT_ULong)args[1];
- point = (FT_UShort)args[0];
-
-#ifdef TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY
- if ( SUBPIXEL_HINTING_INFINALITY &&
- exc->ignore_x_mode &&
- exc->GS.freeVector.x != 0 &&
- exc->GS.freeVector.y == 0 &&
- !( exc->sph_tweak_flags & SPH_TWEAK_NORMAL_ROUND ) )
- control_value_cutin = 0;
-#endif /* TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY */
+ cvtEntry = (FT_ULong)args[1];
+ point = (FT_UShort)args[0];
if ( BOUNDS( point, exc->zp0.n_points ) ||
BOUNDSL( cvtEntry, exc->cvtSize ) )
@@ -6079,7 +6052,7 @@
exc->zp0.org[point].x = TT_MulFix14( distance,
exc->GS.freeVector.x );
exc->zp0.org[point].y = TT_MulFix14( distance,
- exc->GS.freeVector.y ),
+ exc->GS.freeVector.y );
exc->zp0.cur[point] = exc->zp0.org[point];
}
#ifdef TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY
@@ -6095,9 +6068,19 @@
if ( ( exc->opcode & 1 ) != 0 ) /* rounding and control cut-in flag */
{
+ FT_F26Dot6 control_value_cutin = exc->GS.control_value_cutin;
FT_F26Dot6 delta;
+#ifdef TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY
+ if ( SUBPIXEL_HINTING_INFINALITY &&
+ exc->ignore_x_mode &&
+ exc->GS.freeVector.x != 0 &&
+ exc->GS.freeVector.y == 0 &&
+ !( exc->sph_tweak_flags & SPH_TWEAK_NORMAL_ROUND ) )
+ control_value_cutin = 0;
+#endif /* TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY */
+
delta = SUB_LONG( distance, org_dist );
if ( delta < 0 )
delta = NEG_LONG( delta );
@@ -6109,14 +6092,10 @@
if ( SUBPIXEL_HINTING_INFINALITY &&
exc->ignore_x_mode &&
exc->GS.freeVector.x != 0 )
- distance = Round_None( exc,
- distance,
- exc->tt_metrics.compensations[0] );
+ distance = Round_None( exc, distance, 3 );
else
#endif
- distance = exc->func_round( exc,
- distance,
- exc->tt_metrics.compensations[0] );
+ distance = exc->func_round( exc, distance, 3 );
}
exc->func_move( exc, &exc->zp0, point, SUB_LONG( distance, org_dist ) );
@@ -6138,18 +6117,8 @@
FT_Long* args )
{
FT_UShort point = 0;
- FT_F26Dot6 org_dist, distance, minimum_distance;
-
+ FT_F26Dot6 org_dist, distance;
- minimum_distance = exc->GS.minimum_distance;
-
-#ifdef TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY
- if ( SUBPIXEL_HINTING_INFINALITY &&
- exc->ignore_x_mode &&
- exc->GS.freeVector.x != 0 &&
- !( exc->sph_tweak_flags & SPH_TWEAK_NORMAL_ROUND ) )
- minimum_distance = 0;
-#endif /* TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY */
point = (FT_UShort)args[0];
@@ -6223,27 +6192,29 @@
if ( SUBPIXEL_HINTING_INFINALITY &&
exc->ignore_x_mode &&
exc->GS.freeVector.x != 0 )
- distance = Round_None(
- exc,
- org_dist,
- exc->tt_metrics.compensations[exc->opcode & 3] );
+ distance = Round_None( exc, org_dist, exc->opcode & 3 );
else
#endif
- distance = exc->func_round(
- exc,
- org_dist,
- exc->tt_metrics.compensations[exc->opcode & 3] );
+ distance = exc->func_round( exc, org_dist, exc->opcode & 3 );
}
else
- distance = Round_None(
- exc,
- org_dist,
- exc->tt_metrics.compensations[exc->opcode & 3] );
+ distance = Round_None( exc, org_dist, exc->opcode & 3 );
/* minimum distance flag */
if ( ( exc->opcode & 8 ) != 0 )
{
+ FT_F26Dot6 minimum_distance = exc->GS.minimum_distance;
+
+
+#ifdef TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY
+ if ( SUBPIXEL_HINTING_INFINALITY &&
+ exc->ignore_x_mode &&
+ exc->GS.freeVector.x != 0 &&
+ !( exc->sph_tweak_flags & SPH_TWEAK_NORMAL_ROUND ) )
+ minimum_distance = 0;
+#endif /* TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY */
+
if ( org_dist >= 0 )
{
if ( distance < minimum_distance )
@@ -6287,30 +6258,13 @@
FT_F26Dot6 cvt_dist,
distance,
cur_dist,
- org_dist,
- control_value_cutin,
- minimum_distance;
-#ifdef TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY
- FT_Int B1 = 0; /* pacify compiler */
- FT_Int B2 = 0;
- FT_Bool reverse_move = FALSE;
-#endif /* TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY */
+ org_dist;
FT_F26Dot6 delta;
- minimum_distance = exc->GS.minimum_distance;
- control_value_cutin = exc->GS.control_value_cutin;
- point = (FT_UShort)args[0];
- cvtEntry = (FT_ULong)( ADD_LONG( args[1], 1 ) );
-
-#ifdef TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY
- if ( SUBPIXEL_HINTING_INFINALITY &&
- exc->ignore_x_mode &&
- exc->GS.freeVector.x != 0 &&
- !( exc->sph_tweak_flags & SPH_TWEAK_NORMAL_ROUND ) )
- control_value_cutin = minimum_distance = 0;
-#endif /* TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY */
+ point = (FT_UShort)args[0];
+ cvtEntry = (FT_ULong)( ADD_LONG( args[1], 1 ) );
/* XXX: UNDOCUMENTED! cvt[-1] = 0 always */
@@ -6346,12 +6300,14 @@
/* twilight points (confirmed by Greg Hitchcock) */
if ( exc->GS.gep1 == 0 )
{
- exc->zp1.org[point].x = exc->zp0.org[exc->GS.rp0].x +
- TT_MulFix14( cvt_dist,
- exc->GS.freeVector.x );
- exc->zp1.org[point].y = exc->zp0.org[exc->GS.rp0].y +
- TT_MulFix14( cvt_dist,
- exc->GS.freeVector.y );
+ exc->zp1.org[point].x = ADD_LONG(
+ exc->zp0.org[exc->GS.rp0].x,
+ TT_MulFix14( cvt_dist,
+ exc->GS.freeVector.x ) );
+ exc->zp1.org[point].y = ADD_LONG(
+ exc->zp0.org[exc->GS.rp0].y,
+ TT_MulFix14( cvt_dist,
+ exc->GS.freeVector.y ) );
exc->zp1.cur[point] = exc->zp1.org[point];
}
@@ -6366,19 +6322,6 @@
cvt_dist = NEG_LONG( cvt_dist );
}
-#ifdef TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY
- if ( SUBPIXEL_HINTING_INFINALITY &&
- exc->ignore_x_mode &&
- exc->GS.freeVector.y != 0 &&
- ( exc->sph_tweak_flags & SPH_TWEAK_TIMES_NEW_ROMAN_HACK ) )
- {
- if ( cur_dist < -64 )
- cvt_dist -= 16;
- else if ( cur_dist > 64 && cur_dist < 84 )
- cvt_dist += 32;
- }
-#endif /* TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY */
-
/* control value cut-in and round */
if ( ( exc->opcode & 4 ) != 0 )
@@ -6388,6 +6331,9 @@
if ( exc->GS.gep0 == exc->GS.gep1 )
{
+ FT_F26Dot6 control_value_cutin = exc->GS.control_value_cutin;
+
+
/* XXX: According to Greg Hitchcock, the following wording is */
/* the right one: */
/* */
@@ -6408,10 +6354,7 @@
cvt_dist = org_dist;
}
- distance = exc->func_round(
- exc,
- cvt_dist,
- exc->tt_metrics.compensations[exc->opcode & 3] );
+ distance = exc->func_round( exc, cvt_dist, exc->opcode & 3 );
}
else
{
@@ -6422,6 +6365,22 @@
exc->ignore_x_mode &&
exc->GS.gep0 == exc->GS.gep1 )
{
+ FT_F26Dot6 control_value_cutin = exc->GS.control_value_cutin;
+
+
+ if ( exc->GS.freeVector.x != 0 &&
+ !( exc->sph_tweak_flags & SPH_TWEAK_NORMAL_ROUND ) )
+ control_value_cutin = 0;
+
+ if ( exc->GS.freeVector.y != 0 &&
+ ( exc->sph_tweak_flags & SPH_TWEAK_TIMES_NEW_ROMAN_HACK ) )
+ {
+ if ( cur_dist < -64 )
+ cvt_dist -= 16;
+ else if ( cur_dist > 64 && cur_dist < 84 )
+ cvt_dist += 32;
+ }
+
delta = SUB_LONG( cvt_dist, org_dist );
if ( delta < 0 )
delta = NEG_LONG( delta );
@@ -6431,16 +6390,24 @@
}
#endif /* TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY */
- distance = Round_None(
- exc,
- cvt_dist,
- exc->tt_metrics.compensations[exc->opcode & 3] );
+ distance = Round_None( exc, cvt_dist, exc->opcode & 3 );
}
/* minimum distance test */
if ( ( exc->opcode & 8 ) != 0 )
{
+ FT_F26Dot6 minimum_distance = exc->GS.minimum_distance;
+
+
+#ifdef TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY
+ if ( SUBPIXEL_HINTING_INFINALITY &&
+ exc->ignore_x_mode &&
+ exc->GS.freeVector.x != 0 &&
+ !( exc->sph_tweak_flags & SPH_TWEAK_NORMAL_ROUND ) )
+ minimum_distance = 0;
+#endif /* TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY */
+
if ( org_dist >= 0 )
{
if ( distance < minimum_distance )
@@ -6454,60 +6421,51 @@
}
#ifdef TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY
- if ( SUBPIXEL_HINTING_INFINALITY )
+ if ( SUBPIXEL_HINTING_INFINALITY &&
+ exc->ignore_x_mode &&
+ exc->GS.freeVector.y != 0 )
{
+ FT_Int B1, B2;
+
+
B1 = exc->zp1.cur[point].y;
/* Round moves if necessary */
- if ( exc->ignore_x_mode &&
- exc->GS.freeVector.y != 0 &&
- ( exc->sph_tweak_flags & SPH_TWEAK_ROUND_NONPIXEL_Y_MOVES ) )
+ if ( exc->sph_tweak_flags & SPH_TWEAK_ROUND_NONPIXEL_Y_MOVES )
distance = FT_PIX_ROUND( B1 + distance - cur_dist ) - B1 + cur_dist;
- if ( exc->ignore_x_mode &&
- exc->GS.freeVector.y != 0 &&
- ( exc->opcode & 16 ) == 0 &&
+ if ( ( exc->opcode & 16 ) == 0 &&
( exc->opcode & 8 ) == 0 &&
( exc->sph_tweak_flags & SPH_TWEAK_COURIER_NEW_2_HACK ) )
distance += 64;
- }
-#endif /* TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY */
- exc->func_move( exc,
- &exc->zp1,
- point,
- SUB_LONG( distance, cur_dist ) );
+ exc->func_move( exc,
+ &exc->zp1,
+ point,
+ SUB_LONG( distance, cur_dist ) );
-#ifdef TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY
- if ( SUBPIXEL_HINTING_INFINALITY )
- {
B2 = exc->zp1.cur[point].y;
/* Reverse move if necessary */
- if ( exc->ignore_x_mode )
- {
- if ( exc->face->sph_compatibility_mode &&
- exc->GS.freeVector.y != 0 &&
+ if ( ( exc->face->sph_compatibility_mode &&
( B1 & 63 ) == 0 &&
- ( B2 & 63 ) != 0 )
- reverse_move = TRUE;
-
- if ( ( exc->sph_tweak_flags & SPH_TWEAK_SKIP_NONPIXEL_Y_MOVES ) &&
- exc->GS.freeVector.y != 0 &&
- ( B2 & 63 ) != 0 &&
- ( B1 & 63 ) != 0 )
- reverse_move = TRUE;
- }
-
- if ( reverse_move )
+ ( B2 & 63 ) != 0 ) ||
+ ( ( exc->sph_tweak_flags & SPH_TWEAK_SKIP_NONPIXEL_Y_MOVES ) &&
+ ( B1 & 63 ) != 0 &&
+ ( B2 & 63 ) != 0 ) )
exc->func_move( exc,
&exc->zp1,
point,
SUB_LONG( cur_dist, distance ) );
}
-
+ else
#endif /* TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY */
+ exc->func_move( exc,
+ &exc->zp1,
+ point,
+ SUB_LONG( distance, cur_dist ) );
+
Fail:
exc->GS.rp1 = exc->GS.rp0;
@@ -7180,10 +7138,9 @@
FT_UShort A;
FT_ULong C, P;
FT_Long B;
-#ifdef TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY
- FT_UShort B1, B2;
+#ifdef TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY
if ( SUBPIXEL_HINTING_INFINALITY &&
exc->ignore_x_mode &&
exc->iup_called &&
@@ -7264,6 +7221,9 @@
/* rules, always skipping deltas in subpixel direction. */
else if ( exc->ignore_x_mode && exc->GS.freeVector.y != 0 )
{
+ FT_UShort B1, B2;
+
+
/* save the y value of the point now; compare after move */
B1 = (FT_UShort)exc->zp0.cur[A].y;
@@ -7715,7 +7675,7 @@
Ins_UNKNOWN( TT_ExecContext exc )
{
TT_DefRecord* def = exc->IDefs;
- TT_DefRecord* limit = def + exc->numIDefs;
+ TT_DefRecord* limit = FT_OFFSET( def, exc->numIDefs );
for ( ; def < limit; def++ )
@@ -7802,35 +7762,6 @@
#endif /* TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY */
-#ifdef TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY
- exc->iup_called = FALSE;
-#endif /* TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY */
-
-#ifdef TT_SUPPORT_SUBPIXEL_HINTING_MINIMAL
- /*
- * Toggle backward compatibility according to what font wants, except
- * when
- *
- * 1) we have a `tricky' font that heavily relies on the interpreter to
- * render glyphs correctly, for example DFKai-SB, or
- * 2) FT_RENDER_MODE_MONO (i.e, monochome rendering) is requested.
- *
- * In those cases, backward compatibility needs to be turned off to get
- * correct rendering. The rendering is then completely up to the
- * font's programming.
- *
- */
- if ( SUBPIXEL_HINTING_MINIMAL &&
- exc->subpixel_hinting_lean &&
- !FT_IS_TRICKY( &exc->face->root ) )
- exc->backward_compatibility = !( exc->GS.instruct_control & 4 );
- else
- exc->backward_compatibility = FALSE;
-
- exc->iupx_called = FALSE;
- exc->iupy_called = FALSE;
-#endif
-
/* We restrict the number of twilight points to a reasonable, */
/* heuristic value to avoid slow execution of malformed bytecode. */
num_twilight_points = FT_MAX( 30,
@@ -7840,8 +7771,8 @@
if ( num_twilight_points > 0xFFFFU )
num_twilight_points = 0xFFFFU;
- FT_TRACE5(( "TT_RunIns: Resetting number of twilight points\n"
- " from %d to the more reasonable value %d\n",
+ FT_TRACE5(( "TT_RunIns: Resetting number of twilight points\n" ));
+ FT_TRACE5(( " from %d to the more reasonable value %ld\n",
exc->twilight.n_points,
num_twilight_points ));
exc->twilight.n_points = (FT_UShort)num_twilight_points;
@@ -7867,7 +7798,7 @@
FT_MAX( 50,
exc->cvtSize / 10 );
else
- exc->loopcall_counter_max = 300 + 8 * exc->cvtSize;
+ exc->loopcall_counter_max = 300 + 22 * exc->cvtSize;
/* as a protection against an unreasonable number of CVT entries */
/* we assume at most 100 control values per glyph for the counter */
@@ -7876,11 +7807,11 @@
exc->loopcall_counter_max = 100 * (FT_ULong)exc->face->root.num_glyphs;
FT_TRACE5(( "TT_RunIns: Limiting total number of loops in LOOPCALL"
- " to %d\n", exc->loopcall_counter_max ));
+ " to %ld\n", exc->loopcall_counter_max ));
exc->neg_jump_counter_max = exc->loopcall_counter_max;
FT_TRACE5(( "TT_RunIns: Limiting total number of backward jumps"
- " to %d\n", exc->neg_jump_counter_max ));
+ " to %ld\n", exc->neg_jump_counter_max ));
/* set PPEM and CVT functions */
exc->tt_metrics.ratio = 0;
@@ -7901,14 +7832,28 @@
exc->func_move_cvt = Move_CVT;
}
+ exc->origCvt = exc->cvt;
+ exc->origStorage = exc->storage;
+ exc->iniRange = exc->curRange;
+
Compute_Funcs( exc );
Compute_Round( exc, (FT_Byte)exc->GS.round_state );
+ /* These flags cancel execution of some opcodes after IUP is called */
+#ifdef TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY
+ exc->iup_called = FALSE;
+#endif
+#ifdef TT_SUPPORT_SUBPIXEL_HINTING_MINIMAL
+ exc->iupx_called = FALSE;
+ exc->iupy_called = FALSE;
+#endif
+
do
{
exc->opcode = exc->code[exc->IP];
#ifdef FT_DEBUG_LEVEL_TRACE
+ if ( ft_trace_levels[trace_ttinterp] >= 6 )
{
FT_Long cnt = FT_MIN( 8, exc->top );
FT_Long n;
@@ -7917,14 +7862,14 @@
/* if tracing level is 7, show current code position */
/* and the first few stack elements also */
FT_TRACE6(( " " ));
- FT_TRACE7(( "%06d ", exc->IP ));
+ FT_TRACE7(( "%06ld ", exc->IP ));
FT_TRACE6(( "%s", opcode_name[exc->opcode] + 2 ));
FT_TRACE7(( "%*s", *opcode_name[exc->opcode] == 'A'
? 2
: 12 - ( *opcode_name[exc->opcode] - '0' ),
"#" ));
for ( n = 1; n <= cnt; n++ )
- FT_TRACE7(( " %d", exc->stack[exc->top - n] ));
+ FT_TRACE7(( " %ld", exc->stack[exc->top - n] ));
FT_TRACE6(( "\n" ));
}
#endif /* FT_DEBUG_LEVEL_TRACE */
@@ -8567,7 +8512,7 @@
case FT_ERR( Invalid_Opcode ):
{
TT_DefRecord* def = exc->IDefs;
- TT_DefRecord* limit = def + exc->numIDefs;
+ TT_DefRecord* limit = FT_OFFSET( def, exc->numIDefs );
for ( ; def < limit; def++ )
@@ -8625,8 +8570,10 @@
/* increment instruction counter and check if we didn't */
/* run this program for too long (e.g. infinite loops). */
- if ( ++ins_counter > TT_CONFIG_OPTION_MAX_RUNNABLE_OPCODES )
- return FT_THROW( Execution_Too_Long );
+ if ( ++ins_counter > TT_CONFIG_OPTION_MAX_RUNNABLE_OPCODES ) {
+ exc->error = FT_THROW( Execution_Too_Long );
+ goto LErrorLabel_;
+ }
LSuiteLabel_:
if ( exc->IP >= exc->codeSize )
@@ -8642,9 +8589,13 @@
} while ( !exc->instruction_trap );
LNo_Error_:
- FT_TRACE4(( " %d instruction%s executed\n",
+ FT_TRACE4(( " %ld instruction%s executed\n",
ins_counter,
ins_counter == 1 ? "" : "s" ));
+
+ exc->cvt = exc->origCvt;
+ exc->storage = exc->origStorage;
+
return FT_Err_Ok;
LErrorCodeOverflow_:
@@ -8654,6 +8605,9 @@
if ( exc->error && !exc->instruction_trap )
FT_TRACE1(( " The interpreter returned error 0x%x\n", exc->error ));
+ exc->cvt = exc->origCvt;
+ exc->storage = exc->origStorage;
+
return exc->error;
}
diff --git a/src/3rdparty/freetype/src/truetype/ttinterp.h b/src/3rdparty/freetype/src/truetype/ttinterp.h
index 0cb1e892fb..48f618dc9d 100644
--- a/src/3rdparty/freetype/src/truetype/ttinterp.h
+++ b/src/3rdparty/freetype/src/truetype/ttinterp.h
@@ -4,7 +4,7 @@
*
* TrueType bytecode interpreter (specification).
*
- * Copyright (C) 1996-2019 by
+ * Copyright (C) 1996-2022 by
* David Turner, Robert Wilhelm, and Werner Lemberg.
*
* This file is part of the FreeType project, and may only be used,
@@ -19,7 +19,6 @@
#ifndef TTINTERP_H_
#define TTINTERP_H_
-#include <ft2build.h>
#include "ttobjs.h"
@@ -52,7 +51,7 @@ FT_BEGIN_HEADER
typedef FT_F26Dot6
(*TT_Round_Func)( TT_ExecContext exc,
FT_F26Dot6 distance,
- FT_F26Dot6 compensation );
+ FT_Int color );
/* Point displacement along the freedom vector routine */
typedef void
@@ -145,37 +144,41 @@ FT_BEGIN_HEADER
*
* The main structure for the interpreter which collects all necessary
* variables and states.
+ *
+ * Members that are initialized by `TT_Load_Context` are marked with '!'.
+ * Members that are initialized by `TT_Run_Context` are marked with '@'.
*/
typedef struct TT_ExecContextRec_
{
- TT_Face face;
- TT_Size size;
+ TT_Face face; /* ! */
+ TT_Size size; /* ! */
FT_Memory memory;
/* instructions state */
FT_Error error; /* last execution error */
- FT_Long top; /* top of exec. stack */
+ FT_Long top; /* @ top of exec. stack */
- FT_Long stackSize; /* size of exec. stack */
- FT_Long* stack; /* current exec. stack */
+ FT_Long stackSize; /* ! size of exec. stack */
+ FT_Long* stack; /* ! current exec. stack */
FT_Long args;
- FT_Long new_top; /* new top after exec. */
+ FT_Long new_top; /* new top after exec. */
- TT_GlyphZoneRec zp0, /* zone records */
- zp1,
- zp2,
- pts,
- twilight;
+ TT_GlyphZoneRec zp0, /* @! zone records */
+ zp1, /* @! */
+ zp2, /* @! */
+ pts, /* ! */
+ twilight; /* ! */
- FT_Long pointSize; /* in 26.6 format */
- FT_Size_Metrics metrics;
- TT_Size_Metrics tt_metrics; /* size metrics */
+ FT_Long pointSize; /* ! in 26.6 format */
+ FT_Size_Metrics metrics; /* ! */
+ TT_Size_Metrics tt_metrics; /* ! size metrics */
- TT_GraphicsState GS; /* current graphics state */
+ TT_GraphicsState GS; /* !@ current graphics state */
+ FT_Int iniRange; /* initial code range number */
FT_Int curRange; /* current code range number */
FT_Byte* code; /* current code range */
FT_Long IP; /* current instruction pointer */
@@ -186,43 +189,49 @@ FT_BEGIN_HEADER
FT_Bool step_ins; /* true if the interpreter must */
/* increment IP after ins. exec */
- FT_ULong cvtSize;
- FT_Long* cvt;
+ FT_ULong cvtSize; /* ! */
+ FT_Long* cvt; /* ! */
+ FT_ULong glyfCvtSize;
+ FT_Long* glyfCvt; /* cvt working copy for glyph */
+ FT_Long* origCvt;
- FT_UInt glyphSize; /* glyph instructions buffer size */
- FT_Byte* glyphIns; /* glyph instructions buffer */
+ FT_UInt glyphSize; /* ! glyph instructions buffer size */
+ FT_Byte* glyphIns; /* ! glyph instructions buffer */
- FT_UInt numFDefs; /* number of function defs */
- FT_UInt maxFDefs; /* maximum number of function defs */
- TT_DefArray FDefs; /* table of FDefs entries */
+ FT_UInt numFDefs; /* ! number of function defs */
+ FT_UInt maxFDefs; /* ! maximum number of function defs */
+ TT_DefArray FDefs; /* table of FDefs entries */
- FT_UInt numIDefs; /* number of instruction defs */
- FT_UInt maxIDefs; /* maximum number of ins defs */
- TT_DefArray IDefs; /* table of IDefs entries */
+ FT_UInt numIDefs; /* ! number of instruction defs */
+ FT_UInt maxIDefs; /* ! maximum number of ins defs */
+ TT_DefArray IDefs; /* table of IDefs entries */
- FT_UInt maxFunc; /* maximum function index */
- FT_UInt maxIns; /* maximum instruction index */
+ FT_UInt maxFunc; /* ! maximum function index */
+ FT_UInt maxIns; /* ! maximum instruction index */
- FT_Int callTop, /* top of call stack during execution */
- callSize; /* size of call stack */
- TT_CallStack callStack; /* call stack */
+ FT_Int callTop, /* @ top of call stack during execution */
+ callSize; /* size of call stack */
+ TT_CallStack callStack; /* call stack */
FT_UShort maxPoints; /* capacity of this context's `pts' */
FT_Short maxContours; /* record, expressed in points and */
/* contours. */
- TT_CodeRangeTable codeRangeTable; /* table of valid code ranges */
- /* useful for the debugger */
+ TT_CodeRangeTable codeRangeTable; /* ! table of valid code ranges */
+ /* useful for the debugger */
- FT_UShort storeSize; /* size of current storage */
- FT_Long* storage; /* storage area */
+ FT_UShort storeSize; /* ! size of current storage */
+ FT_Long* storage; /* ! storage area */
+ FT_UShort glyfStoreSize;
+ FT_Long* glyfStorage; /* storage working copy for glyph */
+ FT_Long* origStorage;
FT_F26Dot6 period; /* values used for the */
FT_F26Dot6 phase; /* `SuperRounding' */
FT_F26Dot6 threshold;
- FT_Bool instruction_trap; /* If `True', the interpreter will */
- /* exit after each instruction */
+ FT_Bool instruction_trap; /* ! If `True', the interpreter */
+ /* exits after each instruction */
TT_GraphicsState default_GS; /* graphics state resulting from */
/* the prep program */
@@ -239,7 +248,7 @@ FT_BEGIN_HEADER
func_dualproj, /* current dual proj. function */
func_freeProj; /* current freedom proj. func */
- TT_Move_Func func_move; /* current point move function */
+ TT_Move_Func func_move; /* current point move function */
TT_Move_Func func_move_orig; /* move original position function */
TT_Cur_Ppem_Func func_cur_ppem; /* get current proj. ppem value */
@@ -470,16 +479,15 @@ FT_BEGIN_HEADER
* TT_New_Context
*
* @Description:
- * Queries the face context for a given font. Note that there is
- * now a _single_ execution context in the TrueType driver which is
- * shared among faces.
+ * Create a `TT_ExecContext`. Note that there is now an execution
+ * context per `TT_Size` that is not shared among faces.
*
* @Input:
- * face ::
- * A handle to the source face object.
+ * driver ::
+ * A handle to the driver, used for memory allocation.
*
* @Return:
- * A handle to the execution context. Initialized for `face'.
+ * A handle to a new empty execution context.
*
* @Note:
* Only the glyph loader and debugger should call this function.
diff --git a/src/3rdparty/freetype/src/truetype/ttobjs.c b/src/3rdparty/freetype/src/truetype/ttobjs.c
index e4775a51ed..f4f3c69336 100644
--- a/src/3rdparty/freetype/src/truetype/ttobjs.c
+++ b/src/3rdparty/freetype/src/truetype/ttobjs.c
@@ -4,7 +4,7 @@
*
* Objects manager (body).
*
- * Copyright (C) 1996-2019 by
+ * Copyright (C) 1996-2022 by
* David Turner, Robert Wilhelm, and Werner Lemberg.
*
* This file is part of the FreeType project, and may only be used,
@@ -16,12 +16,11 @@
*/
-#include <ft2build.h>
-#include FT_INTERNAL_DEBUG_H
-#include FT_INTERNAL_STREAM_H
-#include FT_TRUETYPE_TAGS_H
-#include FT_INTERNAL_SFNT_H
-#include FT_DRIVER_H
+#include <freetype/internal/ftdebug.h>
+#include <freetype/internal/ftstream.h>
+#include <freetype/tttags.h>
+#include <freetype/internal/sfnt.h>
+#include <freetype/ftdriver.h>
#include "ttgload.h"
#include "ttpload.h"
@@ -141,7 +140,31 @@
return error;
}
-#endif /* TT_USE_BYTECODE_INTERPRETER */
+
+
+ /*
+ * Fonts embedded in PDFs are made unique by prepending randomization
+ * prefixes to their names: as defined in Section 5.5.3, 'Font Subsets',
+ * of the PDF Reference, they consist of 6 uppercase letters followed by
+ * the `+` sign. For safety, we do not skip prefixes violating this rule.
+ */
+
+ static const FT_String*
+ tt_skip_pdffont_random_tag( const FT_String* name )
+ {
+ unsigned int i;
+
+
+ if ( ft_strlen( name ) < 8 || name[6] != '+' )
+ return name;
+
+ for ( i = 0; i < 6; i++ )
+ if ( !ft_isupper( name[i] ) )
+ return name;
+
+ FT_TRACE7(( "name without randomization tag: %s\n", name + 7 ));
+ return name + 7;
+ }
/* Compare the face with a list of well-known `tricky' fonts. */
@@ -152,7 +175,7 @@
{
#define TRICK_NAMES_MAX_CHARACTERS 19
-#define TRICK_NAMES_COUNT 26
+#define TRICK_NAMES_COUNT 20
static const char trick_names[TRICK_NAMES_COUNT]
[TRICK_NAMES_MAX_CHARACTERS + 1] =
@@ -172,22 +195,28 @@
"DFGirl-W6-WIN-BF", /* dftt-h6.ttf; version 1.00, 1993 */
"DFGothic-EB", /* DynaLab Inc. 1992-1995 */
"DFGyoSho-Lt", /* DynaLab Inc. 1992-1995 */
- "DFHei-Md-HK-BF", /* maybe DynaLab Inc. */
+ "DFHei", /* DynaLab Inc. 1992-1995 [DFHei-Bd-WIN-HK-BF] */
+ /* covers "DFHei-Md-HK-BF", maybe DynaLab Inc. */
+
"DFHSGothic-W5", /* DynaLab Inc. 1992-1995 */
"DFHSMincho-W3", /* DynaLab Inc. 1992-1995 */
"DFHSMincho-W7", /* DynaLab Inc. 1992-1995 */
"DFKaiSho-SB", /* dfkaisb.ttf */
- "DFKaiShu",
- "DFKaiShu-Md-HK-BF", /* maybe DynaLab Inc. */
+ "DFKaiShu", /* covers "DFKaiShu-Md-HK-BF", maybe DynaLab Inc. */
"DFKai-SB", /* kaiu.ttf; version 3.00, 1998 [DFKaiShu-SB-Estd-BF] */
- "DFMing-Bd-HK-BF", /* maybe DynaLab Inc. */
+
+ "DFMing", /* DynaLab Inc. 1992-1995 [DFMing-Md-WIN-HK-BF] */
+ /* covers "DFMing-Bd-HK-BF", maybe DynaLab Inc. */
+
"DLC", /* dftt-m7.ttf; version 1.00, 1993 [DLCMingBold] */
/* dftt-f5.ttf; version 1.00, 1993 [DLCFongSung] */
- "DLCHayMedium", /* dftt-b5.ttf; version 1.00, 1993 */
- "DLCHayBold", /* dftt-b7.ttf; version 1.00, 1993 */
- "DLCKaiMedium", /* dftt-k5.ttf; version 1.00, 1992 */
- "DLCLiShu", /* dftt-l5.ttf; version 1.00, 1992 */
- "DLCRoundBold", /* dftt-r7.ttf; version 1.00, 1993 */
+ /* covers following */
+ /* "DLCHayMedium", dftt-b5.ttf; version 1.00, 1993 */
+ /* "DLCHayBold", dftt-b7.ttf; version 1.00, 1993 */
+ /* "DLCKaiMedium", dftt-k5.ttf; version 1.00, 1992 */
+ /* "DLCLiShu", dftt-l5.ttf; version 1.00, 1992 */
+ /* "DLCRoundBold", dftt-r7.ttf; version 1.00, 1993 */
+
"HuaTianKaiTi?", /* htkt2.ttf */
"HuaTianSongTi?", /* htst3.ttf */
"Ming(for ISO10646)", /* hkscsiic.ttf; version 0.12, 2007 [Ming] */
@@ -200,10 +229,12 @@
};
int nn;
+ const FT_String* name_without_tag;
+ name_without_tag = tt_skip_pdffont_random_tag( name );
for ( nn = 0; nn < TRICK_NAMES_COUNT; nn++ )
- if ( ft_strstr( name, trick_names[nn] ) )
+ if ( ft_strstr( name_without_tag, trick_names[nn] ) )
return TRUE;
return FALSE;
@@ -278,7 +309,7 @@
tt_check_trickyness_sfnt_ids( TT_Face face )
{
#define TRICK_SFNT_IDS_PER_FACE 3
-#define TRICK_SFNT_IDS_NUM_FACES 29
+#define TRICK_SFNT_IDS_NUM_FACES 31
static const tt_sfnt_id_rec sfnt_id[TRICK_SFNT_IDS_NUM_FACES]
[TRICK_SFNT_IDS_PER_FACE] = {
@@ -431,6 +462,16 @@
{ 0x00170003UL, 0x00000060UL }, /* cvt */
{ 0xDBB4306EUL, 0x000058AAUL }, /* fpgm */
{ 0xD643482AUL, 0x00000035UL } /* prep */
+ },
+ { /* DFHei-Bd-WIN-HK-BF, issue #1087 */
+ { 0x1269EB58UL, 0x00000350UL }, /* cvt */
+ { 0x5CD5957AUL, 0x00006A4EUL }, /* fpgm */
+ { 0xF758323AUL, 0x00000380UL } /* prep */
+ },
+ { /* DFMing-Md-WIN-HK-BF, issue #1087 */
+ { 0x122FEB0BUL, 0x00000350UL }, /* cvt */
+ { 0x7F10919AUL, 0x000070A9UL }, /* fpgm */
+ { 0x7CD7E7B7UL, 0x0000025CUL } /* prep */
}
};
@@ -511,17 +552,27 @@
/* For first, check the face name for quick check. */
if ( face->family_name &&
tt_check_trickyness_family( face->family_name ) )
+ {
+ FT_TRACE3(( "found as a tricky font"
+ " by its family name: %s\n", face->family_name ));
return TRUE;
+ }
/* 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 ) )
+ {
+ FT_TRACE3(( "found as a tricky font"
+ " by its cvt/fpgm/prep table checksum\n" ));
return TRUE;
+ }
return FALSE;
}
+#endif /* TT_USE_BYTECODE_INTERPRETER */
+
/* Check whether `.notdef' is the only glyph in the `loca' table. */
static FT_Bool
@@ -667,14 +718,17 @@
if ( error )
goto Exit;
+#ifdef TT_USE_BYTECODE_INTERPRETER
if ( tt_check_trickyness( ttface ) )
ttface->face_flags |= FT_FACE_FLAG_TRICKY;
+#endif
error = tt_face_load_hdmx( face, stream );
if ( error )
goto Exit;
- if ( FT_IS_SCALABLE( ttface ) )
+ if ( FT_IS_SCALABLE( ttface ) ||
+ FT_HAS_SBIX( ttface ) )
{
#ifdef FT_CONFIG_OPTION_INCREMENTAL
if ( !ttface->internal->incremental_interface )
@@ -713,8 +767,8 @@
tt_check_single_notdef( ttface ) )
{
FT_TRACE5(( "tt_face_init:"
- " Only the `.notdef' glyph has an outline.\n"
- " "
+ " Only the `.notdef' glyph has an outline.\n" ));
+ FT_TRACE5(( " "
" Resetting scalable flag to FALSE.\n" ));
ttface->face_flags &= ~FT_FACE_FLAG_SCALABLE;
@@ -1116,10 +1170,10 @@
/* The Apple specification says that the compensation for */
/* `gray' is always zero. FreeType doesn't do any */
/* compensation at all. */
- tt_metrics->compensations[0] = 0; /* gray */
- tt_metrics->compensations[1] = 0; /* black */
- tt_metrics->compensations[2] = 0; /* white */
- tt_metrics->compensations[3] = 0; /* the same as gray */
+ tt_metrics->compensations[0] = 0; /* gray */
+ tt_metrics->compensations[1] = 0; /* black */
+ tt_metrics->compensations[2] = 0; /* white */
+ tt_metrics->compensations[3] = 0; /* zero */
}
/* allocate function defs, instruction defs, cvt, and storage area */
@@ -1191,11 +1245,11 @@
/* rescale CVT when needed */
if ( size->cvt_ready < 0 )
{
- FT_UInt i;
+ FT_UShort i;
/* all twilight points are originally zero */
- for ( i = 0; i < (FT_UInt)size->twilight.n_points; i++ )
+ for ( i = 0; i < size->twilight.n_points; i++ )
{
size->twilight.org[i].x = 0;
size->twilight.org[i].y = 0;
@@ -1204,7 +1258,7 @@
}
/* clear storage area */
- for ( i = 0; i < (FT_UInt)size->storage_size; i++ )
+ for ( i = 0; i < size->storage_size; i++ )
size->storage[i] = 0;
size->GS = tt_default_graphics_state;
@@ -1382,6 +1436,8 @@
size->ttmetrics.y_ratio = 0x10000L;
}
+ size->widthp = tt_face_get_device_metrics( face, size_metrics->x_ppem, 0 );
+
size->metrics = size_metrics;
#ifdef TT_USE_BYTECODE_INTERPRETER
diff --git a/src/3rdparty/freetype/src/truetype/ttobjs.h b/src/3rdparty/freetype/src/truetype/ttobjs.h
index 9fc654d5d1..5fa239d43a 100644
--- a/src/3rdparty/freetype/src/truetype/ttobjs.h
+++ b/src/3rdparty/freetype/src/truetype/ttobjs.h
@@ -4,7 +4,7 @@
*
* Objects manager (specification).
*
- * Copyright (C) 1996-2019 by
+ * Copyright (C) 1996-2022 by
* David Turner, Robert Wilhelm, and Werner Lemberg.
*
* This file is part of the FreeType project, and may only be used,
@@ -20,9 +20,8 @@
#define TTOBJS_H_
-#include <ft2build.h>
-#include FT_INTERNAL_OBJECTS_H
-#include FT_INTERNAL_TRUETYPE_TYPES_H
+#include <freetype/internal/ftobjs.h>
+#include <freetype/internal/tttypes.h>
FT_BEGIN_HEADER
@@ -283,6 +282,8 @@ FT_BEGIN_HEADER
TT_Size_Metrics ttmetrics;
+ FT_Byte* widthp; /* glyph widths from the hdmx table */
+
FT_ULong strike_index; /* 0xFFFFFFFF to indicate invalid */
#ifdef TT_USE_BYTECODE_INTERPRETER
diff --git a/src/3rdparty/freetype/src/truetype/ttpic.c b/src/3rdparty/freetype/src/truetype/ttpic.c
deleted file mode 100644
index cdbb80639e..0000000000
--- a/src/3rdparty/freetype/src/truetype/ttpic.c
+++ /dev/null
@@ -1,101 +0,0 @@
-/***************************************************************************/
-/* */
-/* ttpic.c */
-/* */
-/* The FreeType position independent code services for truetype module. */
-/* */
-/* Copyright 2009-2018 by */
-/* Oran Agra and Mickey Gabel. */
-/* */
-/* 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_FREETYPE_H
-#include FT_INTERNAL_OBJECTS_H
-#include "ttpic.h"
-#include "tterrors.h"
-
-
-#ifdef FT_CONFIG_OPTION_PIC
-
- /* forward declaration of PIC init functions from ttdriver.c */
- FT_Error
- FT_Create_Class_tt_services( FT_Library library,
- FT_ServiceDescRec** output_class );
- void
- FT_Destroy_Class_tt_services( FT_Library library,
- FT_ServiceDescRec* clazz );
- void
- FT_Init_Class_tt_service_gx_multi_masters(
- FT_Service_MultiMastersRec* sv_mm );
- void
- FT_Init_Class_tt_service_truetype_glyf(
- FT_Service_TTGlyfRec* sv_ttglyf );
-
-
- void
- tt_driver_class_pic_free( FT_Library library )
- {
- FT_PIC_Container* pic_container = &library->pic_container;
- FT_Memory memory = library->memory;
-
-
- if ( pic_container->truetype )
- {
- TTModulePIC* container = (TTModulePIC*)pic_container->truetype;
-
-
- if ( container->tt_services )
- FT_Destroy_Class_tt_services( library, container->tt_services );
- container->tt_services = NULL;
- FT_FREE( container );
- pic_container->truetype = NULL;
- }
- }
-
-
- FT_Error
- tt_driver_class_pic_init( FT_Library library )
- {
- FT_PIC_Container* pic_container = &library->pic_container;
- FT_Error error = FT_Err_Ok;
- TTModulePIC* container = NULL;
- FT_Memory memory = library->memory;
-
-
- /* allocate pointer, clear and set global container pointer */
- if ( FT_ALLOC( container, sizeof ( *container ) ) )
- return error;
- FT_MEM_SET( container, 0, sizeof ( *container ) );
- pic_container->truetype = container;
-
- /* initialize pointer table - this is how the module usually */
- /* expects this data */
- error = FT_Create_Class_tt_services( library,
- &container->tt_services );
- if ( error )
- goto Exit;
-#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
- FT_Init_Class_tt_service_gx_multi_masters(
- &container->tt_service_gx_multi_masters );
-#endif
- FT_Init_Class_tt_service_truetype_glyf(
- &container->tt_service_truetype_glyf );
-
- Exit:
- if ( error )
- tt_driver_class_pic_free( library );
- return error;
- }
-
-#endif /* FT_CONFIG_OPTION_PIC */
-
-
-/* END */
diff --git a/src/3rdparty/freetype/src/truetype/ttpic.h b/src/3rdparty/freetype/src/truetype/ttpic.h
deleted file mode 100644
index df878ae6f1..0000000000
--- a/src/3rdparty/freetype/src/truetype/ttpic.h
+++ /dev/null
@@ -1,88 +0,0 @@
-/***************************************************************************/
-/* */
-/* ttpic.h */
-/* */
-/* The FreeType position independent code services for truetype module. */
-/* */
-/* Copyright 2009-2018 by */
-/* Oran Agra and Mickey Gabel. */
-/* */
-/* 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. */
-/* */
-/***************************************************************************/
-
-
-#ifndef TTPIC_H_
-#define TTPIC_H_
-
-
-#include FT_INTERNAL_PIC_H
-
-
-#ifndef FT_CONFIG_OPTION_PIC
-
-#define TT_SERVICES_GET tt_services
-#define TT_SERVICE_GX_MULTI_MASTERS_GET tt_service_gx_multi_masters
-#define TT_SERVICE_METRICS_VARIATIONS_GET tt_service_metrics_variations
-#define TT_SERVICE_TRUETYPE_GLYF_GET tt_service_truetype_glyf
-#define TT_SERVICE_PROPERTIES_GET tt_service_properties
-
-#else /* FT_CONFIG_OPTION_PIC */
-
-#include FT_MULTIPLE_MASTERS_H
-#include FT_SERVICE_MULTIPLE_MASTERS_H
-#include FT_SERVICE_METRICS_VARIATIONS_H
-#include FT_SERVICE_TRUETYPE_GLYF_H
-#include FT_SERVICE_PROPERTIES_H
-
-
-FT_BEGIN_HEADER
-
- typedef struct TTModulePIC_
- {
- FT_ServiceDescRec* tt_services;
-#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
- FT_Service_MultiMastersRec tt_service_gx_multi_masters;
- FT_Service_MetricsVariationsRec tt_service_metrics_variations;
-#endif
- FT_Service_TTGlyfRec tt_service_truetype_glyf;
- FT_Service_PropertiesRec tt_service_properties;
-
- } TTModulePIC;
-
-
-#define GET_PIC( lib ) \
- ( (TTModulePIC*)((lib)->pic_container.truetype) )
-#define TT_SERVICES_GET \
- ( GET_PIC( library )->tt_services )
-#define TT_SERVICE_METRICS_VARIATIONS_GET \
- ( GET_PIC( library )->tt_service_metrics_variations )
-#define TT_SERVICE_GX_MULTI_MASTERS_GET \
- ( GET_PIC( library )->tt_service_gx_multi_masters )
-#define TT_SERVICE_TRUETYPE_GLYF_GET \
- ( GET_PIC( library )->tt_service_truetype_glyf )
-#define TT_SERVICE_PROPERTIES_GET \
- ( GET_PIC( library )->tt_service_properties )
-
-
- /* see ttpic.c for the implementation */
- void
- tt_driver_class_pic_free( FT_Library library );
-
- FT_Error
- tt_driver_class_pic_init( FT_Library library );
-
-FT_END_HEADER
-
-#endif /* FT_CONFIG_OPTION_PIC */
-
- /* */
-
-#endif /* TTPIC_H_ */
-
-
-/* END */
diff --git a/src/3rdparty/freetype/src/truetype/ttpload.c b/src/3rdparty/freetype/src/truetype/ttpload.c
index bc954c2dba..6982c717ab 100644
--- a/src/3rdparty/freetype/src/truetype/ttpload.c
+++ b/src/3rdparty/freetype/src/truetype/ttpload.c
@@ -4,7 +4,7 @@
*
* TrueType-specific tables loader (body).
*
- * Copyright (C) 1996-2019 by
+ * Copyright (C) 1996-2022 by
* David Turner, Robert Wilhelm, and Werner Lemberg.
*
* This file is part of the FreeType project, and may only be used,
@@ -16,11 +16,10 @@
*/
-#include <ft2build.h>
-#include FT_INTERNAL_DEBUG_H
-#include FT_INTERNAL_OBJECTS_H
-#include FT_INTERNAL_STREAM_H
-#include FT_TRUETYPE_TAGS_H
+#include <freetype/internal/ftdebug.h>
+#include <freetype/internal/ftobjs.h>
+#include <freetype/internal/ftstream.h>
+#include <freetype/tttags.h>
#include "ttpload.h"
@@ -99,36 +98,23 @@
goto Exit;
}
- if ( face->header.Index_To_Loc_Format != 0 )
- {
- shift = 2;
+ shift = face->header.Index_To_Loc_Format != 0 ? 2 : 1;
- if ( table_len >= 0x40000L )
- {
- FT_TRACE2(( "table too large\n" ));
- table_len = 0x3FFFFL;
- }
- face->num_locations = table_len >> shift;
- }
- else
+ if ( table_len > 0x10000UL << shift )
{
- shift = 1;
-
- if ( table_len >= 0x20000L )
- {
- FT_TRACE2(( "table too large\n" ));
- table_len = 0x1FFFFL;
- }
- face->num_locations = table_len >> shift;
+ FT_TRACE2(( "table too large\n" ));
+ table_len = 0x10000UL << shift;
}
+ face->num_locations = table_len >> shift;
+
if ( face->num_locations != (FT_ULong)face->root.num_glyphs + 1 )
{
- FT_TRACE2(( "glyph count mismatch! loca: %d, maxp: %d\n",
+ FT_TRACE2(( "glyph count mismatch! loca: %ld, maxp: %ld\n",
face->num_locations - 1, face->root.num_glyphs ));
/* we only handle the case where `maxp' gives a larger value */
- if ( face->num_locations <= (FT_ULong)face->root.num_glyphs )
+ if ( face->num_locations < (FT_ULong)face->root.num_glyphs + 1 )
{
FT_ULong new_loca_len =
( (FT_ULong)face->root.num_glyphs + 1 ) << shift;
@@ -165,7 +151,7 @@
face->num_locations = (FT_ULong)face->root.num_glyphs + 1;
table_len = new_loca_len;
- FT_TRACE2(( "adjusting num_locations to %d\n",
+ FT_TRACE2(( "adjusting num_locations to %ld\n",
face->num_locations ));
}
else
@@ -173,7 +159,7 @@
face->root.num_glyphs = face->num_locations
? (FT_Long)face->num_locations - 1 : 0;
- FT_TRACE2(( "adjusting num_glyphs to %d\n",
+ FT_TRACE2(( "adjusting num_glyphs to %ld\n",
face->root.num_glyphs ));
}
}
@@ -238,10 +224,11 @@
if ( pos1 > face->glyf_len )
{
FT_TRACE1(( "tt_face_get_location:"
- " too large offset (0x%08lx) found for glyph index %ld,\n"
- " "
+ " too large offset (0x%08lx) found for glyph index %d,\n",
+ pos1, gindex ));
+ FT_TRACE1(( " "
" exceeding the end of `glyf' table (0x%08lx)\n",
- pos1, gindex, face->glyf_len ));
+ face->glyf_len ));
*asize = 0;
return 0;
}
@@ -252,19 +239,21 @@
if ( gindex == face->num_locations - 2 )
{
FT_TRACE1(( "tt_face_get_location:"
- " too large size (%ld bytes) found for glyph index %ld,\n"
- " "
+ " too large size (%ld bytes) found for glyph index %d,\n",
+ pos2 - pos1, gindex ));
+ FT_TRACE1(( " "
" truncating at the end of `glyf' table to %ld bytes\n",
- pos2 - pos1, gindex, face->glyf_len - pos1 ));
+ face->glyf_len - pos1 ));
pos2 = face->glyf_len;
}
else
{
FT_TRACE1(( "tt_face_get_location:"
- " too large offset (0x%08lx) found for glyph index %ld,\n"
- " "
+ " too large offset (0x%08lx) found for glyph index %d,\n",
+ pos2, gindex + 1 ));
+ FT_TRACE1(( " "
" exceeding the end of `glyf' table (0x%08lx)\n",
- pos2, gindex + 1, face->glyf_len ));
+ face->glyf_len ));
*asize = 0;
return 0;
}
@@ -345,7 +334,7 @@
face->cvt_size = table_len / 2;
- if ( FT_NEW_ARRAY( face->cvt, face->cvt_size ) )
+ if ( FT_QNEW_ARRAY( face->cvt, face->cvt_size ) )
goto Exit;
if ( FT_FRAME_ENTER( face->cvt_size * 2L ) )
@@ -429,7 +418,7 @@
if ( FT_FRAME_EXTRACT( table_len, face->font_program ) )
goto Exit;
- FT_TRACE2(( "loaded, %12d bytes\n", face->font_program_size ));
+ FT_TRACE2(( "loaded, %12ld bytes\n", face->font_program_size ));
}
Exit:
@@ -492,7 +481,7 @@
if ( FT_FRAME_EXTRACT( table_len, face->cvt_program ) )
goto Exit;
- FT_TRACE2(( "loaded, %12d bytes\n", face->cvt_program_size ));
+ FT_TRACE2(( "loaded, %12ld bytes\n", face->cvt_program_size ));
}
Exit:
@@ -509,6 +498,14 @@
}
+ FT_COMPARE_DEF( int )
+ compare_ppem( const void* a,
+ const void* b )
+ {
+ return **(FT_Byte**)a - **(FT_Byte**)b;
+ }
+
+
/**************************************************************************
*
* @Function:
@@ -558,12 +555,6 @@
num_records = FT_NEXT_USHORT( p );
record_size = FT_NEXT_ULONG( p );
- /* The maximum number of bytes in an hdmx device record is the */
- /* maximum number of glyphs + 2; this is 0xFFFF + 2, thus */
- /* explaining why `record_size' is a long (which we read as */
- /* unsigned long for convenience). In practice, two bytes are */
- /* sufficient to hold the size value. */
- /* */
/* There are at least two fonts, HANNOM-A and HANNOM-B version */
/* 2.0 (2005), which get this wrong: The upper two bytes of */
/* the size value are set to 0xFF instead of 0x00. We catch */
@@ -572,32 +563,46 @@
if ( record_size >= 0xFFFF0000UL )
record_size &= 0xFFFFU;
+ FT_TRACE2(( "Hdmx " ));
+
/* The limit for `num_records' is a heuristic value. */
- if ( num_records > 255 ||
- ( num_records > 0 &&
- ( record_size > 0x10001L ||
- record_size < 4 ) ) )
+ if ( num_records > 255 || num_records == 0 )
+ {
+ FT_TRACE2(( "with unreasonable %u records rejected\n", num_records ));
+ goto Fail;
+ }
+
+ /* Out-of-spec tables are rejected. The record size must be */
+ /* equal to the number of glyphs + 2 + 32-bit padding. */
+ if ( (FT_Long)record_size != ( ( face->root.num_glyphs + 2 + 3 ) & ~3 ) )
{
- error = FT_THROW( Invalid_File_Format );
+ FT_TRACE2(( "with record size off by %ld bytes rejected\n",
+ (FT_Long)record_size -
+ ( ( face->root.num_glyphs + 2 + 3 ) & ~3 ) ));
goto Fail;
}
- if ( FT_NEW_ARRAY( face->hdmx_record_sizes, num_records ) )
+ if ( FT_QNEW_ARRAY( face->hdmx_records, num_records ) )
goto Fail;
for ( nn = 0; nn < num_records; nn++ )
{
if ( p + record_size > limit )
break;
-
- face->hdmx_record_sizes[nn] = p[0];
- p += record_size;
+ face->hdmx_records[nn] = p;
+ p += record_size;
}
+ /* The records must be already sorted by ppem but it does not */
+ /* hurt to make sure so that the binary search works later. */
+ ft_qsort( face->hdmx_records, nn, sizeof ( FT_Byte* ), compare_ppem );
+
face->hdmx_record_count = nn;
face->hdmx_table_size = table_size;
face->hdmx_record_size = record_size;
+ FT_TRACE2(( "%ux%lu loaded\n", num_records, record_size ));
+
Exit:
return error;
@@ -615,7 +620,7 @@
FT_Memory memory = stream->memory;
- FT_FREE( face->hdmx_record_sizes );
+ FT_FREE( face->hdmx_records );
FT_FRAME_RELEASE( face->hdmx_table );
}
@@ -623,27 +628,34 @@
/**************************************************************************
*
* Return the advance width table for a given pixel size if it is found
- * in the font's `hdmx' table (if any).
+ * in the font's `hdmx' table (if any). The records must be sorted for
+ * the binary search to work properly.
*/
FT_LOCAL_DEF( FT_Byte* )
tt_face_get_device_metrics( TT_Face face,
FT_UInt ppem,
FT_UInt gindex )
{
- FT_UInt nn;
- FT_Byte* result = NULL;
- FT_ULong record_size = face->hdmx_record_size;
- FT_Byte* record = face->hdmx_table + 8;
+ FT_UInt min = 0;
+ FT_UInt max = face->hdmx_record_count;
+ FT_UInt mid;
+ FT_Byte* result = NULL;
+
+ while ( min < max )
+ {
+ mid = ( min + max ) >> 1;
- for ( nn = 0; nn < face->hdmx_record_count; nn++ )
- if ( face->hdmx_record_sizes[nn] == ppem )
+ if ( face->hdmx_records[mid][0] > ppem )
+ max = mid;
+ else if ( face->hdmx_records[mid][0] < ppem )
+ min = mid + 1;
+ else
{
- gindex += 2;
- if ( gindex < record_size )
- result = record + nn * record_size + gindex;
+ result = face->hdmx_records[mid] + 2 + gindex;
break;
}
+ }
return result;
}
diff --git a/src/3rdparty/freetype/src/truetype/ttpload.h b/src/3rdparty/freetype/src/truetype/ttpload.h
index 022750e324..fa5d96ed35 100644
--- a/src/3rdparty/freetype/src/truetype/ttpload.h
+++ b/src/3rdparty/freetype/src/truetype/ttpload.h
@@ -4,7 +4,7 @@
*
* TrueType-specific tables loader (specification).
*
- * Copyright (C) 1996-2019 by
+ * Copyright (C) 1996-2022 by
* David Turner, Robert Wilhelm, and Werner Lemberg.
*
* This file is part of the FreeType project, and may only be used,
@@ -20,8 +20,7 @@
#define TTPLOAD_H_
-#include <ft2build.h>
-#include FT_INTERNAL_TRUETYPE_TYPES_H
+#include <freetype/internal/tttypes.h>
FT_BEGIN_HEADER
diff --git a/src/3rdparty/freetype/src/truetype/ttsubpix.c b/src/3rdparty/freetype/src/truetype/ttsubpix.c
index 23a2e5b440..2438d3a2a2 100644
--- a/src/3rdparty/freetype/src/truetype/ttsubpix.c
+++ b/src/3rdparty/freetype/src/truetype/ttsubpix.c
@@ -4,7 +4,7 @@
*
* TrueType Subpixel Hinting.
*
- * Copyright (C) 2010-2019 by
+ * Copyright (C) 2010-2022 by
* David Turner, Robert Wilhelm, and Werner Lemberg.
*
* This file is part of the FreeType project, and may only be used,
@@ -15,14 +15,13 @@
*
*/
-#include <ft2build.h>
-#include FT_INTERNAL_DEBUG_H
-#include FT_INTERNAL_CALC_H
-#include FT_INTERNAL_STREAM_H
-#include FT_INTERNAL_SFNT_H
-#include FT_TRUETYPE_TAGS_H
-#include FT_OUTLINE_H
-#include FT_DRIVER_H
+#include <freetype/internal/ftdebug.h>
+#include <freetype/internal/ftcalc.h>
+#include <freetype/internal/ftstream.h>
+#include <freetype/internal/sfnt.h>
+#include <freetype/tttags.h>
+#include <freetype/ftoutln.h>
+#include <freetype/ftdriver.h>
#include "ttsubpix.h"
@@ -316,7 +315,7 @@
static const SPH_TweakRule SKIP_NONPIXEL_Y_MOVES_Rules
[SKIP_NONPIXEL_Y_MOVES_RULES_SIZE] =
{
- /* fix vwxyz thinness*/
+ /* fix vwxyz thinness */
{ "Consolas", 0, "", 0 },
/* Fix thin middle stems */
{ "Core MS Legacy Fonts", 0, "Regular", 0 },
@@ -892,12 +891,12 @@
#define TWEAK_RULES( x ) \
if ( sph_test_tweak( face, family, ppem, style, glyph_index, \
x##_Rules, x##_RULES_SIZE ) ) \
- loader->exec->sph_tweak_flags |= SPH_TWEAK_##x;
+ loader->exec->sph_tweak_flags |= SPH_TWEAK_##x
#define TWEAK_RULES_EXCEPTIONS( x ) \
if ( sph_test_tweak( face, family, ppem, style, glyph_index, \
x##_Rules_Exceptions, x##_RULES_EXCEPTIONS_SIZE ) ) \
- loader->exec->sph_tweak_flags &= ~SPH_TWEAK_##x;
+ loader->exec->sph_tweak_flags &= ~SPH_TWEAK_##x
FT_LOCAL_DEF( void )
diff --git a/src/3rdparty/freetype/src/truetype/ttsubpix.h b/src/3rdparty/freetype/src/truetype/ttsubpix.h
index 4966800c2d..181f83810c 100644
--- a/src/3rdparty/freetype/src/truetype/ttsubpix.h
+++ b/src/3rdparty/freetype/src/truetype/ttsubpix.h
@@ -4,7 +4,7 @@
*
* TrueType Subpixel Hinting.
*
- * Copyright (C) 2010-2019 by
+ * Copyright (C) 2010-2022 by
* David Turner, Robert Wilhelm, and Werner Lemberg.
*
* This file is part of the FreeType project, and may only be used,
@@ -19,7 +19,6 @@
#ifndef TTSUBPIX_H_
#define TTSUBPIX_H_
-#include <ft2build.h>
#include "ttobjs.h"
#include "ttinterp.h"