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authorAkira Kakuto <kakuto@fuk.kindai.ac.jp>2017-03-12 08:47:36 +0000
committerAkira Kakuto <kakuto@fuk.kindai.ac.jp>2017-03-12 08:47:36 +0000
commit4c3907cf6eb147400da138fd92e99e9b69c1bbf2 (patch)
treed3652662ffd6c9ef1c499dd8b8bf2eb8d095f1fc
parent8d5412e7dd3ece6498dbf3ddc5af3dba71842bfd (diff)
xetexdir: sync with the upstream
git-svn-id: svn://tug.org/texlive/trunk@43473 c570f23f-e606-0410-a88d-b1316a301751
-rw-r--r--Build/source/texk/web2c/Makefile.in4
-rw-r--r--Build/source/texk/web2c/xetexdir/ChangeLog4
-rw-r--r--Build/source/texk/web2c/xetexdir/MathTable.h278
-rw-r--r--Build/source/texk/web2c/xetexdir/XeTeXFontInst.cpp10
-rw-r--r--Build/source/texk/web2c/xetexdir/XeTeXFontInst.h4
-rw-r--r--Build/source/texk/web2c/xetexdir/XeTeXLayoutInterface.cpp5
-rw-r--r--Build/source/texk/web2c/xetexdir/XeTeXLayoutInterface.h1
-rw-r--r--Build/source/texk/web2c/xetexdir/XeTeXOTMath.cpp370
-rw-r--r--Build/source/texk/web2c/xetexdir/XeTeXOTMath.h7
-rw-r--r--Build/source/texk/web2c/xetexdir/am/xetex.am1
-rw-r--r--Build/source/texk/web2c/xetexdir/xetex.defines1
-rw-r--r--Build/source/texk/web2c/xetexdir/xetex.h1
-rw-r--r--Build/source/texk/web2c/xetexdir/xetex.web5
13 files changed, 122 insertions, 569 deletions
diff --git a/Build/source/texk/web2c/Makefile.in b/Build/source/texk/web2c/Makefile.in
index 7f6da7d38e1..849f08cced8 100644
--- a/Build/source/texk/web2c/Makefile.in
+++ b/Build/source/texk/web2c/Makefile.in
@@ -896,7 +896,7 @@ am_libunilib_a_OBJECTS = \
libunilib_a_OBJECTS = $(am_libunilib_a_OBJECTS)
libxetex_a_AR = $(AR) $(ARFLAGS)
libxetex_a_LIBADD =
-am__libxetex_a_SOURCES_DIST = xetexdir/MathTable.h \
+am__libxetex_a_SOURCES_DIST = \
xetexdir/XeTeXFontInst.cpp xetexdir/XeTeXFontInst.h \
xetexdir/XeTeXFontMgr.cpp xetexdir/XeTeXFontMgr.h \
xetexdir/XeTeXLayoutInterface.cpp \
@@ -3631,7 +3631,7 @@ libxetex_a_CPPFLAGS = $(xetex_cppflags)
libxetex_a_CFLAGS = $(WARNING_CFLAGS)
libxetex_a_CXXFLAGS = # $(WARNING_CXXFLAGS)
libxetex_a_OBJCXXFLAGS = # $(WARNING_OBJCXXFLAGS)
-libxetex_a_SOURCES = xetexdir/MathTable.h xetexdir/XeTeXFontInst.cpp \
+libxetex_a_SOURCES = xetexdir/XeTeXFontInst.cpp \
xetexdir/XeTeXFontInst.h xetexdir/XeTeXFontMgr.cpp \
xetexdir/XeTeXFontMgr.h xetexdir/XeTeXLayoutInterface.cpp \
xetexdir/XeTeXLayoutInterface.h xetexdir/XeTeXOTMath.cpp \
diff --git a/Build/source/texk/web2c/xetexdir/ChangeLog b/Build/source/texk/web2c/xetexdir/ChangeLog
index 598c92efd55..eef47f4e0ce 100644
--- a/Build/source/texk/web2c/xetexdir/ChangeLog
+++ b/Build/source/texk/web2c/xetexdir/ChangeLog
@@ -1,3 +1,7 @@
+2017-03-12 Akira Kakuto <kakuto@fuk.kinidai.ac.jp>
+
+ * Sync with the upstream..
+
2016-10-03 Akira Kakuto <kakuto@fuk.kinidai.ac.jp>
* XeTeXOTMath.cpp: Sync with the upstream..
diff --git a/Build/source/texk/web2c/xetexdir/MathTable.h b/Build/source/texk/web2c/xetexdir/MathTable.h
deleted file mode 100644
index 589cc1a2658..00000000000
--- a/Build/source/texk/web2c/xetexdir/MathTable.h
+++ /dev/null
@@ -1,278 +0,0 @@
-/****************************************************************************\
- Part of the XeTeX typesetting system
- Copyright (c) 1994-2008 by SIL International
- Copyright (c) 2009 by Jonathan Kew
- Copyright (c) 2012 by Khaled Hosny
-
- SIL Author(s): Jonathan Kew
-
-Permission is hereby granted, free of charge, to any person obtaining
-a copy of this software and associated documentation files (the
-"Software"), to deal in the Software without restriction, including
-without limitation the rights to use, copy, modify, merge, publish,
-distribute, sublicense, and/or sell copies of the Software, and to
-permit persons to whom the Software is furnished to do so, subject to
-the following conditions:
-
-The above copyright notice and this permission notice shall be
-included in all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
-NONINFRINGEMENT. IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE
-FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
-CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
-WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of the copyright holders
-shall not be used in advertising or otherwise to promote the sale,
-use or other dealings in this Software without prior written
-authorization from the copyright holders.
-\****************************************************************************/
-
-#ifndef __MATHTABLE_H__
-#define __MATHTABLE_H__
-
-#ifndef ANY_NUMBER
-#define ANY_NUMBER 1
-#endif
-
-typedef uint16_t Offset;
-
-typedef struct {
- int16_t value;
- Offset deviceTable;
-} MathValueRecord;
-
-typedef struct {
- GlyphID start;
- GlyphID end;
- int16_t startCoverageIndex;
-} RangeRecord;
-
-typedef struct {
- uint32_t version;
- Offset mathConstants;
- Offset mathGlyphInfo;
- Offset mathVariants;
-} MathTableHeader;
-
-typedef struct {
- uint16_t scriptPercentScaleDown;
- uint16_t scriptScriptPercentScaleDown;
- uint16_t delimitedSubFormulaMinHeight;
- uint16_t displayOperatorMinHeight;
- MathValueRecord mathLeading;
- MathValueRecord axisHeight;
- MathValueRecord accentBaseHeight;
- MathValueRecord flattenedAccentBaseHeight;
- MathValueRecord subscriptShiftDown;
- MathValueRecord subscriptTopMax;
- MathValueRecord subscriptBaselineDropMin;
- MathValueRecord superscriptShiftUp;
- MathValueRecord superscriptShiftUpCramped;
- MathValueRecord superscriptBottomMin;
- MathValueRecord superscriptBaselineDropMax;
- MathValueRecord subSuperscriptGapMin;
- MathValueRecord superscriptBottomMaxWithSubscript;
- MathValueRecord spaceAfterScript;
- MathValueRecord upperLimitGapMin;
- MathValueRecord upperLimitBaselineRiseMin;
- MathValueRecord lowerLimitGapMin;
- MathValueRecord lowerLimitBaselineDropMin;
- MathValueRecord stackTopShiftUp;
- MathValueRecord stackTopDisplayStyleShiftUp;
- MathValueRecord stackBottomShiftDown;
- MathValueRecord stackBottomDisplayStyleShiftDown;
- MathValueRecord stackGapMin;
- MathValueRecord stackDisplayStyleGapMin;
- MathValueRecord stretchStackTopShiftUp;
- MathValueRecord stretchStackBottomShiftDown;
- MathValueRecord stretchStackGapAboveMin;
- MathValueRecord stretchStackGapBelowMin;
- MathValueRecord fractionNumeratorShiftUp;
- MathValueRecord fractionNumeratorDisplayStyleShiftUp;
- MathValueRecord fractionDenominatorShiftDown;
- MathValueRecord fractionDenominatorDisplayStyleShiftDown;
- MathValueRecord fractionNumeratorGapMin;
- MathValueRecord fractionNumDiisplayStyleGapMin;
- MathValueRecord fractionRuleThickness;
- MathValueRecord fractionDenominatorGapMin;
- MathValueRecord fractionDenomDisplayStyleGapMin;
- MathValueRecord skewedFractionHorizontalGap;
- MathValueRecord skewedFractionVerticalGap;
- MathValueRecord overbarVerticalGap;
- MathValueRecord overbarRuleThickness;
- MathValueRecord overbarExtraAscender;
- MathValueRecord underbarVerticalGap;
- MathValueRecord underbarRuleThickness;
- MathValueRecord underbarExtraDescender;
- MathValueRecord radicalVerticalGap;
- MathValueRecord radicalDisplayStyleVerticalGap;
- MathValueRecord radicalRuleThickness;
- MathValueRecord radicalExtraAscender;
- MathValueRecord radicalKernBeforeDegree;
- MathValueRecord radicalKernAfterDegree;
- uint16_t radicalDegreeBottomRaisePercent;
-} MathConstants;
-
-typedef enum {
- unknown = -1,
- scriptPercentScaleDown = 0,
- scriptScriptPercentScaleDown,
- delimitedSubFormulaMinHeight,
- displayOperatorMinHeight,
- mathLeading,
- firstMathValueRecord = mathLeading,
- axisHeight,
- accentBaseHeight,
- flattenedAccentBaseHeight,
- subscriptShiftDown,
- subscriptTopMax,
- subscriptBaselineDropMin,
- superscriptShiftUp,
- superscriptShiftUpCramped,
- superscriptBottomMin,
- superscriptBaselineDropMax,
- subSuperscriptGapMin,
- superscriptBottomMaxWithSubscript,
- spaceAfterScript,
- upperLimitGapMin,
- upperLimitBaselineRiseMin,
- lowerLimitGapMin,
- lowerLimitBaselineDropMin,
- stackTopShiftUp,
- stackTopDisplayStyleShiftUp,
- stackBottomShiftDown,
- stackBottomDisplayStyleShiftDown,
- stackGapMin,
- stackDisplayStyleGapMin,
- stretchStackTopShiftUp,
- stretchStackBottomShiftDown,
- stretchStackGapAboveMin,
- stretchStackGapBelowMin,
- fractionNumeratorShiftUp,
- fractionNumeratorDisplayStyleShiftUp,
- fractionDenominatorShiftDown,
- fractionDenominatorDisplayStyleShiftDown,
- fractionNumeratorGapMin,
- fractionNumDisplayStyleGapMin,
- fractionRuleThickness,
- fractionDenominatorGapMin,
- fractionDenomDisplayStyleGapMin,
- skewedFractionHorizontalGap,
- skewedFractionVerticalGap,
- overbarVerticalGap,
- overbarRuleThickness,
- overbarExtraAscender,
- underbarVerticalGap,
- underbarRuleThickness,
- underbarExtraDescender,
- radicalVerticalGap,
- radicalDisplayStyleVerticalGap,
- radicalRuleThickness,
- radicalExtraAscender,
- radicalKernBeforeDegree,
- radicalKernAfterDegree,
- lastMathValueRecord = radicalKernAfterDegree,
- radicalDegreeBottomRaisePercent,
- lastMathConstant = radicalDegreeBottomRaisePercent
-} mathConstantIndex;
-
-typedef struct {
- uint16_t minConnectorOverlap;
- Offset vertGlyphCoverage;
- Offset horizGlyphCoverage;
- uint16_t vertGlyphCount;
- uint16_t horizGlyphCount;
- Offset vertGlyphConstruction[ANY_NUMBER];
- Offset horizGlyphConstruction[ANY_NUMBER];
-} MathVariants;
-
-typedef struct {
- GlyphID variantGlyph;
- uint16_t advanceMeasurement;
-} MathGlyphVariantRecord;
-
-typedef struct {
- Offset glyphAssembly;
- uint16_t variantCount;
- MathGlyphVariantRecord mathGlyphVariantRecord[ANY_NUMBER];
-} MathGlyphConstruction;
-
-typedef struct {
- GlyphID glyph;
- uint16_t startConnectorLength;
- uint16_t endConnectorLength;
- uint16_t fullAdvance;
- uint16_t partFlags;
-} GlyphPartRecord;
-#define fExtender 0x0001
-
-typedef struct {
- MathValueRecord italicsCorrection;
- uint16_t partCount;
- GlyphPartRecord partRecords[ANY_NUMBER];
-} GlyphAssembly;
-
-typedef struct {
- Offset mathItalicsCorrectionInfo;
- Offset mathTopAccentAttachment;
- Offset extendedShapeCoverage;
- Offset mathKernInfo;
-} MathGlyphInfo;
-
-typedef struct {
- Offset coverage;
- uint16_t italicsCorrectionCount;
- MathValueRecord italicsCorrection[ANY_NUMBER];
-} MathItalicsCorrectionInfo;
-
-typedef struct {
- Offset coverage;
- uint16_t topAccentAttachmentCount;
- MathValueRecord topAccentAttachment[ANY_NUMBER];
-} MathTopAccentAttachment;
-
-typedef struct {
- Offset topRight;
- Offset topLeft;
- Offset bottomRight;
- Offset bottomLeft;
-} MathKernInfoRecord;
-
-typedef struct {
- Offset coverage;
- uint16_t kernInfoCount;
- MathKernInfoRecord kernInfo[ANY_NUMBER];
-} MathKernInfo;
-
-typedef struct {
- uint16_t heightCount;
- MathValueRecord height[ANY_NUMBER];
-/*
- * The offset of this will vary depending on the size of the height[] array,
- * so we have to compute it at runtime, not refer to a fixed field offset.
- *
- MathValueRecord kern[ANY_NUMBER];
- */
-} MathKernTable;
-
-typedef struct {
- uint16_t format;
-} Coverage;
-
-typedef struct {
- uint16_t format;
- uint16_t glyphCount;
- GlyphID glyphArray[ANY_NUMBER];
-} CoverageFormat1;
-
-typedef struct {
- uint16_t format;
- uint16_t rangeCount;
- RangeRecord rangeArray[ANY_NUMBER];
-} CoverageFormat2;
-
-#endif
diff --git a/Build/source/texk/web2c/xetexdir/XeTeXFontInst.cpp b/Build/source/texk/web2c/xetexdir/XeTeXFontInst.cpp
index afdb847862d..1778858e5b9 100644
--- a/Build/source/texk/web2c/xetexdir/XeTeXFontInst.cpp
+++ b/Build/source/texk/web2c/xetexdir/XeTeXFontInst.cpp
@@ -67,7 +67,6 @@ XeTeXFontInst::XeTeXFontInst(const char* pathname, int index, float pointSize, i
, m_index(0)
, m_ftFace(0)
, m_hbFont(NULL)
- , m_math(NULL)
{
if (pathname != NULL)
initialize(pathname, index, status);
@@ -81,7 +80,6 @@ XeTeXFontInst::~XeTeXFontInst()
}
hb_font_destroy(m_hbFont);
delete[] m_filename;
- free(m_math);
}
/* HarfBuzz font functions */
@@ -388,14 +386,6 @@ XeTeXFontInst::getFontTable(OTTag tag) const
return table;
}
-char *
-XeTeXFontInst::getMathTable()
-{
- if (m_math == NULL)
- m_math = (char*) getFontTable(MATH_TAG);
- return m_math;
-}
-
void *
XeTeXFontInst::getFontTable(FT_Sfnt_Tag tag) const
{
diff --git a/Build/source/texk/web2c/xetexdir/XeTeXFontInst.h b/Build/source/texk/web2c/xetexdir/XeTeXFontInst.h
index 65e92933214..e666fa60bdc 100644
--- a/Build/source/texk/web2c/xetexdir/XeTeXFontInst.h
+++ b/Build/source/texk/web2c/xetexdir/XeTeXFontInst.h
@@ -50,8 +50,6 @@ authorization from the copyright holders.
#include FT_FREETYPE_H
#include FT_TRUETYPE_TABLES_H
-#define MATH_TAG HB_TAG('M','A','T','H')
-
// create specific subclasses for each supported platform
class XeTeXFontInst
@@ -72,7 +70,6 @@ protected:
FT_Face m_ftFace;
hb_font_t* m_hbFont;
- char *m_math;
public:
XeTeXFontInst(float pointSize, int &status);
@@ -84,7 +81,6 @@ public:
void *getFontTable(OTTag tableTag) const;
void *getFontTable(FT_Sfnt_Tag tableTag) const;
- char *getMathTable();
const char *getFilename(uint32_t* index) const
{
diff --git a/Build/source/texk/web2c/xetexdir/XeTeXLayoutInterface.cpp b/Build/source/texk/web2c/xetexdir/XeTeXLayoutInterface.cpp
index 4753a7064d1..5b2d2b53933 100644
--- a/Build/source/texk/web2c/xetexdir/XeTeXLayoutInterface.cpp
+++ b/Build/source/texk/web2c/xetexdir/XeTeXLayoutInterface.cpp
@@ -1018,8 +1018,5 @@ usingOpenType(XeTeXLayoutEngine engine)
bool
isOpenTypeMathFont(XeTeXLayoutEngine engine)
{
- if (engine->font->getMathTable() != NULL)
- return true;
- else
- return false;
+ return hb_ot_math_has_data(hb_font_get_face(engine->font->getHbFont()));
}
diff --git a/Build/source/texk/web2c/xetexdir/XeTeXLayoutInterface.h b/Build/source/texk/web2c/xetexdir/XeTeXLayoutInterface.h
index 5c510d11884..0e0193361bf 100644
--- a/Build/source/texk/web2c/xetexdir/XeTeXLayoutInterface.h
+++ b/Build/source/texk/web2c/xetexdir/XeTeXLayoutInterface.h
@@ -48,6 +48,7 @@ typedef struct XeTeXLayoutEngine_rec* XeTeXLayoutEngine;
#include FT_TRUETYPE_TABLES_H
#include <hb.h>
+#include <hb-ot.h>
#include "XeTeX_ext.h"
#include "XeTeXFontMgr.h"
diff --git a/Build/source/texk/web2c/xetexdir/XeTeXOTMath.cpp b/Build/source/texk/web2c/xetexdir/XeTeXOTMath.cpp
index a10cc21d236..d1a4ab432be 100644
--- a/Build/source/texk/web2c/xetexdir/XeTeXOTMath.cpp
+++ b/Build/source/texk/web2c/xetexdir/XeTeXOTMath.cpp
@@ -41,66 +41,33 @@ authorization from the copyright holders.
#include "XeTeX_web.h"
#include "XeTeXLayoutInterface.h"
#include "XeTeXFontInst.h"
-#include "XeTeXswap.h"
-
-static int32_t getCoverage(const Coverage* coverage, GlyphID g)
-{
- if (SWAP(coverage->format) == 1) {
- const CoverageFormat1 *table = (const CoverageFormat1 *) coverage;
- for (int i = 0; i < SWAP(table->glyphCount); i++) {
- if (SWAP(table->glyphArray[i]) == g)
- return i;
- }
- } else if (SWAP(coverage->format) == 2) {
- const CoverageFormat2 *table = (const CoverageFormat2 *) coverage;
- for (int i = 0; i < SWAP(table->rangeCount); i++) {
- if (SWAP(table->rangeArray[i].start) <= g && SWAP(table->rangeArray[i].end) >= g)
- return SWAP(table->rangeArray[i].startCoverageIndex) + (g - SWAP(table->rangeArray[i].start));
- }
- }
-
- return -1;
-}
-
-static int16_t getMathConstant(XeTeXFontInst* fontInst, mathConstantIndex whichConstant)
-{
- const char* table = fontInst->getMathTable();
- if (table == NULL)
- return 0;
-
- const uint16_t* constants = (const uint16_t*)(table + SWAP(((const MathTableHeader*)table)->mathConstants));
-
- if (whichConstant < firstMathValueRecord) {
- /* it's a simple 16-bit value */
- return SWAP(constants[whichConstant]);
- }
- else if (whichConstant <= lastMathValueRecord) {
- const MathValueRecord* valueRecords = (const MathValueRecord*)
- ((char*)constants + firstMathValueRecord * sizeof(uint16_t) - firstMathValueRecord * sizeof(MathValueRecord));
- return SWAP(valueRecords[whichConstant].value);
- }
- else if (whichConstant <= lastMathConstant) {
- return SWAP(constants[whichConstant + (lastMathValueRecord - firstMathValueRecord + 1)]);
- }
- else
- return 0; /* or abort, with "internal error" or something */
-}
int
get_ot_math_constant(int f, int n)
{
- int rval = 0;
+ hb_ot_math_constant_t constant = (hb_ot_math_constant_t) n;
+ hb_position_t rval = 0;
if (fontarea[f] == OTGR_FONT_FLAG) {
XeTeXFontInst* font = (XeTeXFontInst*)getFont((XeTeXLayoutEngine)fontlayoutengine[f]);
- rval = getMathConstant(font, (mathConstantIndex)n);
+ hb_font_t* hbFont = font->getHbFont();
+ rval = hb_ot_math_get_constant(hbFont, constant);
/* scale according to font size, except the ones that are percentages */
- if (n > scriptScriptPercentScaleDown && n < radicalDegreeBottomRaisePercent)
- rval = D2Fix(font->unitsToPoints(rval));
+ switch (constant) {
+ case HB_OT_MATH_CONSTANT_SCRIPT_PERCENT_SCALE_DOWN:
+ case HB_OT_MATH_CONSTANT_SCRIPT_SCRIPT_PERCENT_SCALE_DOWN:
+ case HB_OT_MATH_CONSTANT_RADICAL_DEGREE_BOTTOM_RAISE_PERCENT:
+ break;
+ default:
+ rval = D2Fix(font->unitsToPoints(rval));
+ break;
+ }
}
return rval;
}
+#define unknown ((hb_ot_math_constant_t)-1)
+
/* fontdimen IDs for math symbols font (family 2) */
#define math_x_height 5
#define math_quad 6
@@ -120,30 +87,30 @@ get_ot_math_constant(int f, int n)
#define delim2 21 /* size of \.{\\atopwithdelims} delimiters in non-displays */
#define axis_height 22 /* height of fraction lines above the baseline */
-const mathConstantIndex TeX_sym_to_OT_map[] = {
+const hb_ot_math_constant_t TeX_sym_to_OT_map[] = {
unknown,
unknown,
unknown,
unknown,
unknown,
- accentBaseHeight, // x-height
+ HB_OT_MATH_CONSTANT_ACCENT_BASE_HEIGHT, // x-height
unknown, // quad
unknown,
- fractionNumeratorDisplayStyleShiftUp,
- fractionNumeratorShiftUp,
- stackTopShiftUp,
- fractionDenominatorDisplayStyleShiftDown,
- fractionDenominatorShiftDown,
- superscriptShiftUp, // ??
- superscriptShiftUp, // ??
- superscriptShiftUpCramped,
- subscriptShiftDown, // ??
- subscriptShiftDown, // ??
- superscriptBaselineDropMax, // ??
- subscriptBaselineDropMin, // ??
- delimitedSubFormulaMinHeight,
+ HB_OT_MATH_CONSTANT_FRACTION_NUMERATOR_DISPLAY_STYLE_SHIFT_UP,
+ HB_OT_MATH_CONSTANT_FRACTION_NUMERATOR_SHIFT_UP,
+ HB_OT_MATH_CONSTANT_STACK_TOP_SHIFT_UP,
+ HB_OT_MATH_CONSTANT_FRACTION_DENOMINATOR_DISPLAY_STYLE_SHIFT_DOWN,
+ HB_OT_MATH_CONSTANT_FRACTION_DENOMINATOR_SHIFT_DOWN,
+ HB_OT_MATH_CONSTANT_SUPERSCRIPT_SHIFT_UP, // ??
+ HB_OT_MATH_CONSTANT_SUPERSCRIPT_SHIFT_UP, // ??
+ HB_OT_MATH_CONSTANT_SUPERSCRIPT_SHIFT_UP_CRAMPED,
+ HB_OT_MATH_CONSTANT_SUBSCRIPT_SHIFT_DOWN, // ??
+ HB_OT_MATH_CONSTANT_SUBSCRIPT_SHIFT_DOWN, // ??
+ HB_OT_MATH_CONSTANT_SUPERSCRIPT_BASELINE_DROP_MAX, // ??
+ HB_OT_MATH_CONSTANT_SUBSCRIPT_BASELINE_DROP_MIN, // ??
+ HB_OT_MATH_CONSTANT_DELIMITED_SUB_FORMULA_MIN_HEIGHT,
unknown, // using quad instead for now
- axisHeight
+ HB_OT_MATH_CONSTANT_AXIS_HEIGHT
};
int
@@ -159,8 +126,8 @@ get_native_mathsy_param(int f, int n)
rval = std::min<int>(1.5 * fontsize[f], get_native_mathsy_param(f, delim1));
}
else {
- if (n < sizeof(TeX_sym_to_OT_map) / sizeof(mathConstantIndex)) {
- mathConstantIndex ot_index = TeX_sym_to_OT_map[n];
+ if (n < sizeof(TeX_sym_to_OT_map) / sizeof(hb_ot_math_constant_t)) {
+ hb_ot_math_constant_t ot_index = TeX_sym_to_OT_map[n];
if (ot_index != unknown)
rval = get_ot_math_constant(f, (int)ot_index);
}
@@ -178,21 +145,21 @@ get_native_mathsy_param(int f, int n)
#define big_op_spacing4 12 /* minimum baselineskip below displayed op */
#define big_op_spacing5 13 /* padding above and below displayed limits */
-const mathConstantIndex TeX_ext_to_OT_map[] = {
+const hb_ot_math_constant_t TeX_ext_to_OT_map[] = {
unknown,
unknown,
unknown,
unknown,
unknown,
- accentBaseHeight, // x-height
+ HB_OT_MATH_CONSTANT_ACCENT_BASE_HEIGHT, // x-height
unknown, // quad
unknown,
- fractionRuleThickness, // default_rule_thickness
- upperLimitGapMin, // big_op_spacing1
- lowerLimitGapMin, // big_op_spacing2
- upperLimitBaselineRiseMin, // big_op_spacing3
- lowerLimitBaselineDropMin, // big_op_spacing4
- stackGapMin // big_op_spacing5
+ HB_OT_MATH_CONSTANT_FRACTION_RULE_THICKNESS, // default_rule_thickness
+ HB_OT_MATH_CONSTANT_UPPER_LIMIT_GAP_MIN, // big_op_spacing1
+ HB_OT_MATH_CONSTANT_LOWER_LIMIT_GAP_MIN, // big_op_spacing2
+ HB_OT_MATH_CONSTANT_UPPER_LIMIT_BASELINE_RISE_MIN, // big_op_spacing3
+ HB_OT_MATH_CONSTANT_LOWER_LIMIT_BASELINE_DROP_MIN, // big_op_spacing4
+ HB_OT_MATH_CONSTANT_STACK_GAP_MIN // big_op_spacing5
};
int
@@ -203,8 +170,8 @@ get_native_mathex_param(int f, int n)
if (n == math_quad)
rval = fontsize[f];
else {
- if (n < sizeof(TeX_ext_to_OT_map) / sizeof(mathConstantIndex)) {
- mathConstantIndex ot_index = TeX_ext_to_OT_map[n];
+ if (n < sizeof(TeX_ext_to_OT_map) / sizeof(hb_ot_math_constant_t)) {
+ hb_ot_math_constant_t ot_index = TeX_ext_to_OT_map[n];
if (ot_index != unknown)
rval = get_ot_math_constant(f, (int)ot_index);
}
@@ -217,42 +184,25 @@ get_native_mathex_param(int f, int n)
int
get_ot_math_variant(int f, int g, int v, integer* adv, int horiz)
{
- int rval = g;
+ hb_codepoint_t rval = g;
*adv = -1;
if (fontarea[f] == OTGR_FONT_FLAG) {
XeTeXFontInst* font = (XeTeXFontInst*)getFont((XeTeXLayoutEngine)fontlayoutengine[f]);
-
- const char* table = font->getMathTable();
- if (table == NULL)
- return rval;
-
- uint16_t offset = SWAP(((const MathTableHeader*)table)->mathVariants);
- if (offset == 0)
- return rval;
- const MathVariants* variants = (const MathVariants*)(table + offset);
-
- offset = horiz ? SWAP(variants->horizGlyphCoverage) : SWAP(variants->vertGlyphCoverage);
- if (offset == 0)
- return rval;
- const Coverage* coverage = (const Coverage*)(((const char*)variants) + offset);
-
- int32_t index = getCoverage(coverage, g);
- if (index >= 0) {
- if (horiz)
- index += SWAP(variants->vertGlyphCount);
- const MathGlyphConstruction* construction = (const MathGlyphConstruction*)(((const char*)variants)
- + SWAP(variants->vertGlyphConstruction[index]));
- if (v < SWAP(construction->variantCount)) {
- rval = SWAP(construction->mathGlyphVariantRecord[v].variantGlyph);
- *adv = D2Fix(font->unitsToPoints(SWAP(construction->mathGlyphVariantRecord[v].advanceMeasurement)));
- }
+ hb_font_t* hbFont = font->getHbFont();
+ hb_ot_math_glyph_variant_t variant[1];
+ unsigned int count = 1;
+ hb_ot_math_get_glyph_variants(hbFont, g, horiz ? HB_DIRECTION_RTL : HB_DIRECTION_TTB, v, &count, variant);
+ if (count > 0) {
+ rval = variant->glyph;
+ *adv = D2Fix(font->unitsToPoints(variant->advance));
}
}
return rval;
}
+
void*
get_ot_assembly_ptr(int f, int g, int horiz)
{
@@ -260,66 +210,40 @@ get_ot_assembly_ptr(int f, int g, int horiz)
if (fontarea[f] == OTGR_FONT_FLAG) {
XeTeXFontInst* font = (XeTeXFontInst*)getFont((XeTeXLayoutEngine)fontlayoutengine[f]);
-
- const char* table = font->getMathTable();
- if (table == NULL)
- return rval;
-
- uint16_t offset = SWAP(((const MathTableHeader*)table)->mathVariants);
- if (offset == 0)
- return rval;
- const MathVariants* variants = (const MathVariants*)(table + offset);
-
- offset = horiz ? SWAP(variants->horizGlyphCoverage) : SWAP(variants->vertGlyphCoverage);
- if (offset == 0)
- return rval;
- const Coverage* coverage = (const Coverage*)(((const char*)variants) + offset);
-
- int32_t index = getCoverage(coverage, g);
- if (index >= 0) {
- if (horiz)
- index += SWAP(variants->vertGlyphCount);
- const MathGlyphConstruction* construction = (const MathGlyphConstruction*)(((const char*)variants)
- + SWAP(variants->vertGlyphConstruction[index]));
- offset = SWAP(construction->glyphAssembly);
- if (offset != 0)
- rval = (void*)(((const char*)construction) + offset);
+ hb_font_t* hbFont = font->getHbFont();
+
+ unsigned int count = hb_ot_math_get_glyph_assembly(hbFont, g, horiz ? HB_DIRECTION_RTL : HB_DIRECTION_TTB, 0, NULL, NULL, NULL);
+ if (count > 0) {
+ GlyphAssembly* a = (GlyphAssembly*) xmalloc(sizeof(GlyphAssembly));
+ a->count = count;
+ a->parts = (hb_ot_math_glyph_part_t*) xmalloc(count * sizeof(hb_ot_math_glyph_part_t));
+ hb_ot_math_get_glyph_assembly(hbFont, g, horiz ? HB_DIRECTION_RTL : HB_DIRECTION_TTB, 0, &a->count, a->parts, NULL);
+ rval = (void*) a;
}
}
return rval;
}
+void
+free_ot_assembly(GlyphAssembly* a)
+{
+ if (!a)
+ return;
+ free (a->parts);
+ free (a);
+}
+
int
get_ot_math_ital_corr(int f, int g)
{
- int rval = 0;
+ hb_position_t rval = 0;
if (fontarea[f] == OTGR_FONT_FLAG) {
XeTeXFontInst* font = (XeTeXFontInst*)getFont((XeTeXLayoutEngine)fontlayoutengine[f]);
-
- const char* table = font->getMathTable();
- if (table == NULL)
- return rval;
-
- uint16_t offset = SWAP(((const MathTableHeader*)table)->mathGlyphInfo);
- if (offset == 0)
- return rval;
- const MathGlyphInfo* glyphInfo = (const MathGlyphInfo*)(table + offset);
-
- offset = SWAP(glyphInfo->mathItalicsCorrectionInfo);
- if (offset == 0)
- return rval;
- const MathItalicsCorrectionInfo* italCorrInfo = (const MathItalicsCorrectionInfo*)(((const char*)glyphInfo) + offset);
-
- offset = SWAP(italCorrInfo->coverage);
- if (offset == 0)
- return rval;
- const Coverage* coverage = (const Coverage*)(((const char*)italCorrInfo) + offset);
-
- int32_t index = getCoverage(coverage, g);
- if (index >= 0 && index < SWAP(italCorrInfo->italicsCorrectionCount))
- rval = D2Fix(font->unitsToPoints(SWAP(italCorrInfo->italicsCorrection[index].value)));
+ hb_font_t* hbFont = font->getHbFont();
+ rval = hb_ot_math_get_glyph_italics_correction(hbFont, g);
+ rval = D2Fix(font->unitsToPoints(rval));
}
return rval;
@@ -328,35 +252,13 @@ get_ot_math_ital_corr(int f, int g)
int
get_ot_math_accent_pos(int f, int g)
{
- int rval = 0x7fffffffUL;
+ hb_position_t rval = 0x7fffffffUL;
if (fontarea[f] == OTGR_FONT_FLAG) {
XeTeXFontInst* font = (XeTeXFontInst*)getFont((XeTeXLayoutEngine)fontlayoutengine[f]);
-
- const char* table = font->getMathTable();
- if (table == NULL)
- return rval;
-
- uint16_t offset = SWAP(((const MathTableHeader*)table)->mathGlyphInfo);
- if (offset == 0)
- return rval;
- const MathGlyphInfo* glyphInfo = (const MathGlyphInfo*)(table + offset);
-
- offset = SWAP(glyphInfo->mathTopAccentAttachment);
- if (offset == 0)
- return rval;
- const MathTopAccentAttachment* accentAttachment = (const MathTopAccentAttachment*)(((const char*)glyphInfo) + offset);
-
- offset = SWAP(accentAttachment->coverage);
- if (offset == 0)
- return rval;
- const Coverage* coverage = (const Coverage*)(((const char*)accentAttachment) + offset);
-
- int32_t index = getCoverage(coverage, g);
- if (index >= 0 && index < SWAP(accentAttachment->topAccentAttachmentCount)) {
- rval = (int16_t)SWAP(accentAttachment->topAccentAttachment[index].value);
- rval = D2Fix(font->unitsToPoints(rval));
- }
+ hb_font_t* hbFont = font->getHbFont();
+ rval = hb_ot_math_get_glyph_top_accent_attachment(hbFont, g);
+ rval = D2Fix(font->unitsToPoints(rval));
}
return rval;
@@ -365,97 +267,27 @@ get_ot_math_accent_pos(int f, int g)
int
ot_min_connector_overlap(int f)
{
- int rval = 0;
+ hb_position_t rval = 0;
if (fontarea[f] == OTGR_FONT_FLAG) {
XeTeXFontInst* font = (XeTeXFontInst*)getFont((XeTeXLayoutEngine)fontlayoutengine[f]);
-
- const char* table = font->getMathTable();
- if (table == NULL)
- return rval;
-
- uint16_t offset = SWAP(((const MathTableHeader*)table)->mathVariants);
- if (offset == 0)
- return rval;
- const MathVariants* variants = (const MathVariants*)(table + offset);
-
- rval = D2Fix(font->unitsToPoints(SWAP(variants->minConnectorOverlap)));
+ hb_font_t* hbFont = font->getHbFont();
+ rval = hb_ot_math_get_min_connector_overlap(hbFont, HB_DIRECTION_RTL);
+ rval = D2Fix(font->unitsToPoints(rval));
}
return rval;
}
-typedef enum {
- topRight,
- topLeft,
- bottomRight,
- bottomLeft,
-} MathKernSide;
-
static int
-getMathKernAt(int f, int g, MathKernSide side, int height)
+getMathKernAt(int f, int g, hb_ot_math_kern_t side, int height)
{
- int rval = 0;
+ hb_position_t rval = 0;
+
if (fontarea[f] == OTGR_FONT_FLAG) {
XeTeXFontInst* font = (XeTeXFontInst*)getFont((XeTeXLayoutEngine)fontlayoutengine[f]);
-
- const char* table = font->getMathTable();
- if (table == NULL)
- return rval;
-
- uint16_t offset = SWAP(((const MathTableHeader*)table)->mathGlyphInfo);
- if (offset == 0)
- return rval;
-
- const MathGlyphInfo* glyphInfo = (const MathGlyphInfo*)(table + offset);
-
- offset = SWAP(glyphInfo->mathKernInfo);
- if (offset == 0)
- return rval;
-
- const MathKernInfo* mathKernInfo = (const MathKernInfo*)(((const char*)glyphInfo) + offset);
-
- offset = SWAP(mathKernInfo->coverage);
- if (offset == 0)
- return rval;
-
- const Coverage* coverage = (const Coverage*)(((const char*)mathKernInfo) + offset);
-
- int32_t index = getCoverage(coverage, g);
- if (index >= 0 && index < SWAP(mathKernInfo->kernInfoCount)) {
- if (side == topRight)
- offset = SWAP(mathKernInfo->kernInfo[index].topRight);
- else if (side == bottomRight)
- offset = SWAP(mathKernInfo->kernInfo[index].bottomRight);
- else if (side == topLeft)
- offset = SWAP(mathKernInfo->kernInfo[index].topLeft);
- else if (side == bottomLeft)
- offset = SWAP(mathKernInfo->kernInfo[index].bottomLeft);
- else
- assert(0); // we should not reach here
-
- if (offset == 0)
- return rval;
-
- const MathKernTable* kernTable = (const MathKernTable*)(((const char*)mathKernInfo) + offset);
-
- uint16_t count = SWAP(kernTable->heightCount);
-
- // kern[] array immediately follows the height[] array with |count| elements
- const MathValueRecord* kern = &kernTable->height[0] + count;
-
- if (count == 0 || height < SWAP(kernTable->height[0].value))
- rval = SWAP(kern[0].value);
- else {
- rval = SWAP(kern[count].value);
- for (int i = 0; i < count; i++) {
- if (height <= SWAP(kernTable->height[i].value)) {
- rval = SWAP(kern[i].value);
- break;
- }
- }
- }
- }
+ hb_font_t* hbFont = font->getHbFont();
+ rval = hb_ot_math_get_glyph_kerning(hbFont, g, side, height);
}
return rval;
@@ -505,12 +337,12 @@ get_ot_math_kern(int f, int g, int sf, int sg, int cmd, int shift)
corr_height_top = font->pointsToUnits(glyph_height(f, g));
corr_height_bot = -font->pointsToUnits(glyph_depth(sf, sg) + Fix2D(shift));
- kern = getMathKernAt(f, g, topRight, corr_height_top);
- skern = getMathKernAt(sf, sg, bottomLeft, corr_height_top);
+ kern = getMathKernAt(f, g, HB_OT_MATH_KERN_TOP_RIGHT, corr_height_top);
+ skern = getMathKernAt(sf, sg, HB_OT_MATH_KERN_BOTTOM_LEFT, corr_height_top);
rval = kern + skern;
- kern = getMathKernAt(f, g, topRight, corr_height_bot);
- skern = getMathKernAt(sf, sg, bottomLeft, corr_height_bot);
+ kern = getMathKernAt(f, g, HB_OT_MATH_KERN_TOP_RIGHT, corr_height_bot);
+ skern = getMathKernAt(sf, sg, HB_OT_MATH_KERN_BOTTOM_LEFT, corr_height_bot);
if ((kern + skern) < rval)
rval = kern + skern;
@@ -518,12 +350,12 @@ get_ot_math_kern(int f, int g, int sf, int sg, int cmd, int shift)
corr_height_top = font->pointsToUnits(glyph_height(sf, sg) - Fix2D(shift));
corr_height_bot = -font->pointsToUnits(glyph_depth(f, g));
- kern = getMathKernAt(f, g, bottomRight, corr_height_top);
- skern = getMathKernAt(sf, sg, topLeft, corr_height_top);
+ kern = getMathKernAt(f, g, HB_OT_MATH_KERN_BOTTOM_RIGHT, corr_height_top);
+ skern = getMathKernAt(sf, sg, HB_OT_MATH_KERN_TOP_LEFT, corr_height_top);
rval = kern + skern;
- kern = getMathKernAt(f, g, bottomRight, corr_height_bot);
- skern = getMathKernAt(sf, sg, topLeft, corr_height_bot);
+ kern = getMathKernAt(f, g, HB_OT_MATH_KERN_BOTTOM_RIGHT, corr_height_bot);
+ skern = getMathKernAt(sf, sg, HB_OT_MATH_KERN_TOP_LEFT, corr_height_bot);
if ((kern + skern) < rval)
rval = kern + skern;
@@ -540,19 +372,19 @@ get_ot_math_kern(int f, int g, int sf, int sg, int cmd, int shift)
int
ot_part_count(const GlyphAssembly* a)
{
- return SWAP(a->partCount);
+ return a->count;
}
int
ot_part_glyph(const GlyphAssembly* a, int i)
{
- return SWAP(a->partRecords[i].glyph);
+ return a->parts[i].glyph;
}
int
ot_part_is_extender(const GlyphAssembly* a, int i)
{
- return (SWAP(a->partRecords[i].partFlags) & fExtender) != 0;
+ return (a->parts[i].flags & HB_MATH_GLYPH_PART_FLAG_EXTENDER) != 0;
}
int
@@ -562,7 +394,7 @@ ot_part_start_connector(int f, const GlyphAssembly* a, int i)
if (fontarea[f] == OTGR_FONT_FLAG) {
XeTeXFontInst* font = (XeTeXFontInst*)getFont((XeTeXLayoutEngine)fontlayoutengine[f]);
- rval = D2Fix(font->unitsToPoints(SWAP(a->partRecords[i].startConnectorLength)));
+ rval = D2Fix(font->unitsToPoints(a->parts[i].start_connector_length));
}
return rval;
@@ -575,7 +407,7 @@ ot_part_end_connector(int f, const GlyphAssembly* a, int i)
if (fontarea[f] == OTGR_FONT_FLAG) {
XeTeXFontInst* font = (XeTeXFontInst*)getFont((XeTeXLayoutEngine)fontlayoutengine[f]);
- rval = D2Fix(font->unitsToPoints(SWAP(a->partRecords[i].endConnectorLength)));
+ rval = D2Fix(font->unitsToPoints(a->parts[i].end_connector_length));
}
return rval;
@@ -588,7 +420,7 @@ ot_part_full_advance(int f, const GlyphAssembly* a, int i)
if (fontarea[f] == OTGR_FONT_FLAG) {
XeTeXFontInst* font = (XeTeXFontInst*)getFont((XeTeXLayoutEngine)fontlayoutengine[f]);
- rval = D2Fix(font->unitsToPoints(SWAP(a->partRecords[i].fullAdvance)));
+ rval = D2Fix(font->unitsToPoints(a->parts[i].full_advance));
}
return rval;
diff --git a/Build/source/texk/web2c/xetexdir/XeTeXOTMath.h b/Build/source/texk/web2c/xetexdir/XeTeXOTMath.h
index ba2cc873041..1b8362bb0ea 100644
--- a/Build/source/texk/web2c/xetexdir/XeTeXOTMath.h
+++ b/Build/source/texk/web2c/xetexdir/XeTeXOTMath.h
@@ -34,7 +34,11 @@ authorization from the copyright holders.
#define __XETEX_OT_MATH__
#include "XeTeX_ext.h"
-#include "MathTable.h"
+
+typedef struct {
+ unsigned int count;
+ hb_ot_math_glyph_part_t* parts;
+} GlyphAssembly;
/* public "C" APIs for calling from Web(-to-C) code */
#ifdef __cplusplus
@@ -45,6 +49,7 @@ extern "C" {
int get_ot_math_constant(int f, int n);
int get_ot_math_variant(int f, int g, int v, integer* adv, int horiz);
void* get_ot_assembly_ptr(int f, int g, int horiz);
+ void free_ot_assembly(GlyphAssembly* a);
int get_ot_math_ital_corr(int f, int g);
int get_ot_math_accent_pos(int f, int g);
int get_ot_math_kern(int f, int g, int sf, int sg, int cmd, int shift);
diff --git a/Build/source/texk/web2c/xetexdir/am/xetex.am b/Build/source/texk/web2c/xetexdir/am/xetex.am
index d3a0def8320..475f8dc44bc 100644
--- a/Build/source/texk/web2c/xetexdir/am/xetex.am
+++ b/Build/source/texk/web2c/xetexdir/am/xetex.am
@@ -135,7 +135,6 @@ libxetex_a_CXXFLAGS = # $(WARNING_CXXFLAGS)
libxetex_a_OBJCXXFLAGS = # $(WARNING_OBJCXXFLAGS)
libxetex_a_SOURCES = \
- xetexdir/MathTable.h \
xetexdir/XeTeXFontInst.cpp \
xetexdir/XeTeXFontInst.h \
xetexdir/XeTeXFontMgr.cpp \
diff --git a/Build/source/texk/web2c/xetexdir/xetex.defines b/Build/source/texk/web2c/xetexdir/xetex.defines
index ef22d53c8db..8772a82b622 100644
--- a/Build/source/texk/web2c/xetexdir/xetex.defines
+++ b/Build/source/texk/web2c/xetexdir/xetex.defines
@@ -113,6 +113,7 @@ authorization from the copyright holders.
@define function getotmathconstant();
@define function getotmathvariant();
@define function getotassemblyptr();
+@define procedure freeotassembly();
@define function getotmathitalcorr();
@define function getotmathaccentpos();
@define function getotmathkern();
diff --git a/Build/source/texk/web2c/xetexdir/xetex.h b/Build/source/texk/web2c/xetexdir/xetex.h
index 8231d768043..2360e3920ca 100644
--- a/Build/source/texk/web2c/xetexdir/xetex.h
+++ b/Build/source/texk/web2c/xetexdir/xetex.h
@@ -91,6 +91,7 @@ authorization from the copyright holders.
#define getotmathconstant get_ot_math_constant
#define getotmathvariant get_ot_math_variant
#define getotassemblyptr get_ot_assembly_ptr
+#define freeotassembly free_ot_assembly
#define getotmathitalcorr get_ot_math_ital_corr
#define getotmathaccentpos get_ot_math_accent_pos
#define getotmathkern get_ot_math_kern
diff --git a/Build/source/texk/web2c/xetexdir/xetex.web b/Build/source/texk/web2c/xetexdir/xetex.web
index 227ab66bb18..b935cefe947 100644
--- a/Build/source/texk/web2c/xetexdir/xetex.web
+++ b/Build/source/texk/web2c/xetexdir/xetex.web
@@ -16435,6 +16435,7 @@ end else begin b:=new_null_box;
width(b):=null_delimiter_space; {use this width if no delimiter was found}
end;
shift_amount(b):=half(height(b)-depth(b)) - axis_height(s);
+free_ot_assembly(ot_assembly_ptr);
var_delimiter:=b;
end;
@@ -17083,6 +17084,7 @@ var p,@!x,@!y:pointer; {temporary registers for box construction}
@!ot_assembly_ptr:void_pointer;
begin fetch(accent_chr(q));
x:=null;
+ot_assembly_ptr:=nil;
if is_native_font(cur_f) then
begin c:=cur_c; f:=cur_f;
if not is_bottom_acc(q) then s:=compute_ot_math_accent_pos(q) else s:=0;
@@ -17136,6 +17138,7 @@ if x<>null then begin
info(nucleus(q)):=y;
math_type(nucleus(q)):=sub_box;
end;
+ free_ot_assembly(ot_assembly_ptr);
end;
@ @<Make the height of box |y|...@>=
@@ -17347,6 +17350,7 @@ var delta:scaled; {offset between subscript and superscript}
begin if (subtype(q)=normal)and(cur_style<text_style) then
subtype(q):=limits;
delta:=0;
+ot_assembly_ptr:=nil;
if math_type(nucleus(q))=math_char then
begin fetch(nucleus(q));
if not is_ot_font(cur_f) then begin
@@ -17404,6 +17408,7 @@ found:
save_f:=cur_f;
if subtype(q)=limits then
@<Construct a box with limits above and below it, skewed by |delta|@>;
+free_ot_assembly(ot_assembly_ptr);
make_op:=delta;
end;