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update harfbuzz to 3.2.0

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roytam1 2023-04-07 11:04:20 +08:00
commit b5e969b8aa
157 changed files with 14579 additions and 10022 deletions
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4
gfx/harfbuzz/README-mozilla
View file

@ -1,9 +1,9 @@
gfx/harfbuzz status as of 2021-07-09:
gfx/harfbuzz status as of 2021-12-12:
This directory contains the harfbuzz source from the 'master' branch of
https://github.com/harfbuzz/harfbuzz.
Current version: 2.8.2
Current version: 3.2.0
UPDATING:

29
gfx/harfbuzz/src/Makefile.am
View file

@ -342,7 +342,20 @@ test_gsub_would_substitute_SOURCES = test-gsub-would-substitute.cc
test_gsub_would_substitute_CPPFLAGS = $(HBCFLAGS) $(FREETYPE_CFLAGS)
test_gsub_would_substitute_LDADD = libharfbuzz.la $(HBLIBS) $(FREETYPE_LIBS)
COMPILED_TESTS = test-algs test-array test-iter test-meta test-number test-ot-tag test-priority-queue test-unicode-ranges test-bimap test-repacker
COMPILED_TESTS = \
test-algs \
test-array \
test-iter \
test-map \
test-number \
test-ot-tag \
test-priority-queue \
test-set \
test-unicode-ranges \
test-vector \
test-bimap \
test-repacker \
$(NULL)
COMPILED_TESTS_CPPFLAGS = $(HBCFLAGS) -DMAIN -UNDEBUG
COMPILED_TESTS_LDADD = libharfbuzz.la $(HBLIBS)
check_PROGRAMS += $(COMPILED_TESTS)
@ -368,9 +381,9 @@ test_iter_SOURCES = test-iter.cc hb-static.cc
test_iter_CPPFLAGS = $(COMPILED_TESTS_CPPFLAGS)
test_iter_LDADD = $(COMPILED_TESTS_LDADD)
test_meta_SOURCES = test-meta.cc hb-static.cc
test_meta_CPPFLAGS = $(COMPILED_TESTS_CPPFLAGS)
test_meta_LDADD = $(COMPILED_TESTS_LDADD)
test_map_SOURCES = test-map.cc hb-static.cc
test_map_CPPFLAGS = $(COMPILED_TESTS_CPPFLAGS)
test_map_LDADD = $(COMPILED_TESTS_LDADD)
test_number_SOURCES = test-number.cc hb-number.cc
test_number_CPPFLAGS = $(COMPILED_TESTS_CPPFLAGS)
@ -380,10 +393,18 @@ test_ot_tag_SOURCES = hb-ot-tag.cc
test_ot_tag_CPPFLAGS = $(COMPILED_TESTS_CPPFLAGS)
test_ot_tag_LDADD = $(COMPILED_TESTS_LDADD)
test_set_SOURCES = test-set.cc hb-static.cc
test_set_CPPFLAGS = $(COMPILED_TESTS_CPPFLAGS)
test_set_LDADD = $(COMPILED_TESTS_LDADD)
test_unicode_ranges_SOURCES = test-unicode-ranges.cc
test_unicode_ranges_CPPFLAGS = $(COMPILED_TESTS_CPPFLAGS)
test_unicode_ranges_LDADD = $(COMPILED_TESTS_LDADD)
test_vector_SOURCES = test-vector.cc hb-static.cc
test_vector_CPPFLAGS = $(COMPILED_TESTS_CPPFLAGS)
test_vector_LDADD = $(COMPILED_TESTS_LDADD)
test_bimap_SOURCES = test-bimap.cc hb-static.cc
test_bimap_CPPFLAGS = $(COMPILED_TESTS_CPPFLAGS)
test_bimap_LDADD = $(COMPILED_TESTS_LDADD)

7
gfx/harfbuzz/src/Makefile.sources
View file

@ -19,6 +19,9 @@ HB_BASE_sources = \
hb-array.hh \
hb-atomic.hh \
hb-bimap.hh \
hb-bit-page.hh \
hb-bit-set.hh \
hb-bit-set-invertible.hh \
hb-blob.cc \
hb-blob.hh \
hb-buffer-serialize.cc \
@ -47,6 +50,8 @@ HB_BASE_sources = \
hb-map.cc \
hb-map.hh \
hb-meta.hh \
hb-ms-feature-ranges.cc \
hb-ms-feature-ranges.hh \
hb-mutex.hh \
hb-null.hh \
hb-number.cc \
@ -138,6 +143,7 @@ HB_BASE_sources = \
hb-ot-tag-table.hh \
hb-ot-tag.cc \
hb-ot-var-avar-table.hh \
hb-ot-var-common.hh \
hb-ot-var-fvar-table.hh \
hb-ot-var-gvar-table.hh \
hb-ot-var-hvar-table.hh \
@ -257,6 +263,7 @@ HB_SUBSET_sources = \
hb-ot-cff1-table.cc \
hb-ot-cff2-table.cc \
hb-ot-color-colrv1-closure.hh \
hb-ot-post-table-v2subset.hh \
hb-static.cc \
hb-subset-cff-common.cc \
hb-subset-cff-common.hh \

5
gfx/harfbuzz/src/check-symbols.py
View file

@ -9,7 +9,8 @@ libs = os.getenv ('libs', '.libs')
IGNORED_SYMBOLS = '|'.join(['_fini', '_init', '_fdata', '_ftext', '_fbss',
'__bss_start', '__bss_start__', '__bss_end__', '_edata', '_end', '_bss_end__',
'__end__', '__gcov_.*', 'llvm_.*', 'flush_fn_list', 'writeout_fn_list', 'mangle_path'])
'__end__', '__gcov_.*', 'llvm_.*', 'flush_fn_list', 'writeout_fn_list', 'mangle_path',
'lprofDirMode', 'reset_fn_list'])
nm = os.getenv ('NM', shutil.which ('nm'))
if not nm:
@ -67,7 +68,7 @@ for soname in ['harfbuzz', 'harfbuzz-subset', 'harfbuzz-icu', 'harfbuzz-gobject'
tested = True
if not tested:
print ('check-symbols.sh: no shared libraries found; skipping test')
print ('check-symbols.py: no shared libraries found; skipping test')
sys.exit (77)
sys.exit (stat)

1
gfx/harfbuzz/src/gen-def.py
View file

@ -36,7 +36,6 @@ hb_draw_funcs_set_cubic_to_func
hb_draw_funcs_set_line_to_func
hb_draw_funcs_set_move_to_func
hb_draw_funcs_set_quadratic_to_func
hb_style_get_value
hb_font_get_var_coords_design""".splitlines ()
symbols = [x for x in symbols if x not in experimental_symbols]
symbols = "\n".join (symbols)

26
gfx/harfbuzz/src/gen-emoji-table.py
View file

@ -1,16 +1,17 @@
#!/usr/bin/env python3
"""usage: ./gen-emoji-table.py emoji-data.txt
"""usage: ./gen-emoji-table.py emoji-data.txt emoji-test.txt
Input file:
* https://www.unicode.org/Public/UCD/latest/ucd/emoji/emoji-data.txt
* https://www.unicode.org/Public/emoji/latest/emoji-test.txt
"""
import sys
from collections import OrderedDict
import packTab
if len (sys.argv) != 2:
if len (sys.argv) != 3:
sys.exit (__doc__)
f = open(sys.argv[1])
@ -74,3 +75,24 @@ print ()
print ("#endif /* HB_UNICODE_EMOJI_TABLE_HH */")
print ()
print ("/* == End of generated table == */")
# Generate test file.
sequences = []
with open(sys.argv[2]) as f:
for line in f.readlines():
if "#" in line:
line = line[:line.index("#")]
if ";" in line:
line = line[:line.index(";")]
line = line.strip()
line = line.split(" ")
if len(line) < 2:
continue
sequences.append(line)
with open("../test/shaping/data/in-house/tests/emoji-clusters.tests", "w") as f:
for sequence in sequences:
f.write("../fonts/AdobeBlank2.ttf:--no-glyph-names --no-positions --font-funcs=ot")
f.write(":" + ",".join(sequence))
f.write(":[" + "|".join("1=0" for c in sequence) + "]\n")

2
gfx/harfbuzz/src/gen-hb-version.py
View file

@ -15,7 +15,7 @@ INPUT = sys.argv[3]
CURRENT_SOURCE_DIR = os.path.dirname(INPUT)
try:
with open (OUTPUT, "r") as old_output:
with open (OUTPUT, "r", encoding='utf-8') as old_output:
for line in old_output:
old_version = re.match (r"#define HB_VERSION_STRING \"(\d.\d.\d)\"", line)
if old_version and old_version[1] == version:

8
gfx/harfbuzz/src/gen-ragel-artifacts.py
View file

@ -4,16 +4,16 @@
import os, os.path, sys, subprocess, shutil
ragel = os.getenv ('RAGEL', shutil.which ('ragel'))
ragel = sys.argv[1]
if not ragel:
sys.exit ('You have to install ragel if you are going to develop HarfBuzz itself')
if len (sys.argv) < 4:
sys.exit (__doc__)
OUTPUT = sys.argv[1]
CURRENT_SOURCE_DIR = sys.argv[2]
INPUT = sys.argv[3]
OUTPUT = sys.argv[2]
CURRENT_SOURCE_DIR = sys.argv[3]
INPUT = sys.argv[4]
outdir = os.path.dirname (OUTPUT)
shutil.copy (INPUT, outdir)

11
gfx/harfbuzz/src/gen-tag-table.py
View file

@ -340,11 +340,15 @@ class OpenTypeRegistryParser (HTMLParser):
self.from_bcp_47 = collections.defaultdict (set)
# Whether the parser is in a <td> element
self._td = False
# Whether the parser is after a <br> element within the current <tr> element
self._br = False
# The text of the <td> elements of the current <tr> element.
self._current_tr = []
def handle_starttag (self, tag, attrs):
if tag == 'meta':
if tag == 'br':
self._br = True
elif tag == 'meta':
for attr, value in attrs:
if attr == 'name' and value == 'updated_at':
self.header = self.get_starttag_text ()
@ -353,6 +357,7 @@ class OpenTypeRegistryParser (HTMLParser):
self._td = True
self._current_tr.append ('')
elif tag == 'tr':
self._br = False
self._current_tr = []
def handle_endtag (self, tag):
@ -377,7 +382,7 @@ class OpenTypeRegistryParser (HTMLParser):
self.ranks[tag] = rank
def handle_data (self, data):
if self._td:
if self._td and not self._br:
self._current_tr[-1] += data
def handle_charref (self, name):
@ -704,6 +709,8 @@ ot.ranks['MLR'] += 1
bcp_47.names['mhv'] = 'Arakanese'
bcp_47.scopes['mhv'] = ' (retired code)'
ot.add_language ('mnw-TH', 'MONT')
ot.add_language ('no', 'NOR')
ot.add_language ('oc-provenc', 'PRO')

161
gfx/harfbuzz/src/gen-use-table.py
View file

@ -1,33 +1,37 @@
#!/usr/bin/env python3
# flake8: noqa: F821
"""usage: ./gen-use-table.py IndicSyllabicCategory.txt IndicPositionalCategory.txt UnicodeData.txt ArabicShaping.txt Blocks.txt IndicSyllabicCategory-Additional.txt IndicPositionalCategory-Additional.txt
"""usage: ./gen-use-table.py IndicSyllabicCategory.txt IndicPositionalCategory.txt ArabicShaping.txt DerivedCoreProperties.txt UnicodeData.txt Blocks.txt Scripts.txt IndicSyllabicCategory-Additional.txt IndicPositionalCategory-Additional.txt
Input files:
* https://unicode.org/Public/UCD/latest/ucd/IndicSyllabicCategory.txt
* https://unicode.org/Public/UCD/latest/ucd/IndicPositionalCategory.txt
* https://unicode.org/Public/UCD/latest/ucd/UnicodeData.txt
* https://unicode.org/Public/UCD/latest/ucd/ArabicShaping.txt
* https://unicode.org/Public/UCD/latest/ucd/DerivedCoreProperties.txt
* https://unicode.org/Public/UCD/latest/ucd/UnicodeData.txt
* https://unicode.org/Public/UCD/latest/ucd/Blocks.txt
* https://unicode.org/Public/UCD/latest/ucd/Scripts.txt
* ms-use/IndicSyllabicCategory-Additional.txt
* ms-use/IndicPositionalCategory-Additional.txt
"""
import sys
if len (sys.argv) != 8:
if len (sys.argv) != 10:
sys.exit (__doc__)
DISABLED_BLOCKS = [
'Samaritan',
'Thai',
DISABLED_SCRIPTS = {
'Arabic',
'Lao',
]
'Samaritan',
'Syriac',
'Thai',
}
files = [open (x, encoding='utf-8') for x in sys.argv[1:]]
headers = [[f.readline () for i in range (2)] for j,f in enumerate(files) if j != 2]
for j in range(5, 7):
headers = [[f.readline () for i in range (2)] for j,f in enumerate(files) if j != 4]
for j in range(7, 9):
for line in files[j]:
line = line.rstrip()
if not line:
@ -38,16 +42,8 @@ headers.append (["UnicodeData.txt does not have a header."])
data = [{} for _ in files]
values = [{} for _ in files]
for i, f in enumerate (files):
extended = False
for line in f:
# TODO: https://github.com/MicrosoftDocs/typography-issues/issues/522
if extended and line.startswith ('# ') and line.find (';'):
line = line[2:]
elif 'USE_Syllabic_Category' in line:
extended = True
j = line.find ('#')
if j >= 0:
line = line[:j]
@ -63,25 +59,26 @@ for i, f in enumerate (files):
else:
end = int (uu[1], 16)
t = fields[1 if i not in [2, 3] else 2]
t = fields[1 if i not in [2, 4] else 2]
if i == 3:
if i == 2:
t = 'jt_' + t
elif i == 5 and t == 'Consonant_Final_Modifier':
elif i == 3 and t != 'Default_Ignorable_Code_Point':
continue
elif i == 7 and t == 'Consonant_Final_Modifier':
# TODO: https://github.com/MicrosoftDocs/typography-issues/issues/336
t = 'Syllable_Modifier'
elif i == 6 and t == 'NA':
elif i == 8 and t == 'NA':
t = 'Not_Applicable'
i0 = i if i < 5 else i - 5
i0 = i if i < 7 else i - 7
for u in range (start, end + 1):
data[i0][u] = t
values[i0][t] = values[i0].get (t, 0) + end - start + 1
defaults = ('Other', 'Not_Applicable', 'Cn', 'jt_X', 'No_Block')
defaults = ('Other', 'Not_Applicable', 'jt_X', '', 'Cn', 'No_Block', 'Unknown')
# TODO Characters that are not in Unicode Indic files, but used in USE
data[0][0x0640] = defaults[0]
data[0][0x1B61] = defaults[0]
data[0][0x1B63] = defaults[0]
data[0][0x1B64] = defaults[0]
@ -91,29 +88,6 @@ data[0][0x1B67] = defaults[0]
data[0][0x1B69] = defaults[0]
data[0][0x1B6A] = defaults[0]
data[0][0x2060] = defaults[0]
for u in range (0x07CA, 0x07EA + 1):
data[0][u] = defaults[0]
data[0][0x07FA] = defaults[0]
for u in range (0x0840, 0x0858 + 1):
data[0][u] = defaults[0]
for u in range (0x1887, 0x18A8 + 1):
data[0][u] = defaults[0]
data[0][0x18AA] = defaults[0]
for u in range (0xA840, 0xA872 + 1):
data[0][u] = defaults[0]
for u in range (0x10B80, 0x10B91 + 1):
data[0][u] = defaults[0]
for u in range (0x10BA9, 0x10BAE + 1):
data[0][u] = defaults[0]
data[0][0x10FB0] = defaults[0]
for u in range (0x10FB2, 0x10FB6 + 1):
data[0][u] = defaults[0]
for u in range (0x10FB8, 0x10FBF + 1):
data[0][u] = defaults[0]
for u in range (0x10FC1, 0x10FC4 + 1):
data[0][u] = defaults[0]
for u in range (0x10FC9, 0x10FCB + 1):
data[0][u] = defaults[0]
# TODO https://github.com/harfbuzz/harfbuzz/pull/1685
data[0][0x1B5B] = 'Consonant_Placeholder'
data[0][0x1B5C] = 'Consonant_Placeholder'
@ -132,12 +106,12 @@ for i,v in enumerate (defaults):
combined = {}
for i,d in enumerate (data):
for u,v in d.items ():
if i >= 2 and not u in combined:
continue
if not u in combined:
if i >= 4:
continue
combined[u] = list (defaults)
combined[u][i] = v
combined = {k:v for k,v in combined.items() if v[4] not in DISABLED_BLOCKS}
combined = {k: v for k, v in combined.items() if v[6] not in DISABLED_SCRIPTS}
data = combined
del combined
@ -237,7 +211,7 @@ for name in property_names:
globals().update(property_values)
def is_BASE(U, UISC, UGC, AJT):
def is_BASE(U, UISC, UDI, UGC, AJT):
return (UISC in [Number, Consonant, Consonant_Head_Letter,
Tone_Letter,
Vowel_Independent,
@ -246,77 +220,79 @@ def is_BASE(U, UISC, UGC, AJT):
AJT in [jt_C, jt_D, jt_L, jt_R] and UISC != Joiner or
(UGC == Lo and UISC in [Avagraha, Bindu, Consonant_Final, Consonant_Medial,
Consonant_Subjoined, Vowel, Vowel_Dependent]))
def is_BASE_NUM(U, UISC, UGC, AJT):
def is_BASE_NUM(U, UISC, UDI, UGC, AJT):
return UISC == Brahmi_Joining_Number
def is_BASE_OTHER(U, UISC, UGC, AJT):
def is_BASE_OTHER(U, UISC, UDI, UGC, AJT):
if UISC == Consonant_Placeholder: return True
return U in [0x2015, 0x2022, 0x25FB, 0x25FC, 0x25FD, 0x25FE]
def is_CONS_FINAL(U, UISC, UGC, AJT):
def is_CGJ(U, UISC, UDI, UGC, AJT):
# Also includes VARIATION_SELECTOR, WJ, and ZWJ
return U == 0x200D or UDI and UGC in [Mc, Me, Mn]
def is_CONS_FINAL(U, UISC, UDI, UGC, AJT):
return ((UISC == Consonant_Final and UGC != Lo) or
UISC == Consonant_Succeeding_Repha)
def is_CONS_FINAL_MOD(U, UISC, UGC, AJT):
def is_CONS_FINAL_MOD(U, UISC, UDI, UGC, AJT):
return UISC == Syllable_Modifier
def is_CONS_MED(U, UISC, UGC, AJT):
def is_CONS_MED(U, UISC, UDI, UGC, AJT):
# Consonant_Initial_Postfixed is new in Unicode 11; not in the spec.
return (UISC == Consonant_Medial and UGC != Lo or
UISC == Consonant_Initial_Postfixed)
def is_CONS_MOD(U, UISC, UGC, AJT):
def is_CONS_MOD(U, UISC, UDI, UGC, AJT):
return (UISC in [Nukta, Gemination_Mark, Consonant_Killer] and
not is_SYM_MOD(U, UISC, UGC, AJT))
def is_CONS_SUB(U, UISC, UGC, AJT):
not is_SYM_MOD(U, UISC, UDI, UGC, AJT))
def is_CONS_SUB(U, UISC, UDI, UGC, AJT):
return UISC == Consonant_Subjoined and UGC != Lo
def is_CONS_WITH_STACKER(U, UISC, UGC, AJT):
def is_CONS_WITH_STACKER(U, UISC, UDI, UGC, AJT):
return UISC == Consonant_With_Stacker
def is_HALANT(U, UISC, UGC, AJT):
def is_HALANT(U, UISC, UDI, UGC, AJT):
return (UISC in [Virama, Invisible_Stacker]
and not is_HALANT_OR_VOWEL_MODIFIER(U, UISC, UGC, AJT)
and not is_SAKOT(U, UISC, UGC, AJT))
def is_HALANT_OR_VOWEL_MODIFIER(U, UISC, UGC, AJT):
# https://github.com/harfbuzz/harfbuzz/issues/1102
and not is_HALANT_OR_VOWEL_MODIFIER(U, UISC, UDI, UGC, AJT)
and not is_SAKOT(U, UISC, UDI, UGC, AJT))
def is_HALANT_OR_VOWEL_MODIFIER(U, UISC, UDI, UGC, AJT):
# Split off of HALANT
# https://github.com/harfbuzz/harfbuzz/issues/1379
return U in [0x11046, 0x1134D]
def is_HALANT_NUM(U, UISC, UGC, AJT):
return U == 0x1134D
def is_HALANT_NUM(U, UISC, UDI, UGC, AJT):
return UISC == Number_Joiner
def is_HIEROGLYPH(U, UISC, UGC, AJT):
def is_HIEROGLYPH(U, UISC, UDI, UGC, AJT):
return UISC == Hieroglyph
def is_HIEROGLYPH_JOINER(U, UISC, UGC, AJT):
def is_HIEROGLYPH_JOINER(U, UISC, UDI, UGC, AJT):
return UISC == Hieroglyph_Joiner
def is_HIEROGLYPH_SEGMENT_BEGIN(U, UISC, UGC, AJT):
def is_HIEROGLYPH_SEGMENT_BEGIN(U, UISC, UDI, UGC, AJT):
return UISC == Hieroglyph_Segment_Begin
def is_HIEROGLYPH_SEGMENT_END(U, UISC, UGC, AJT):
def is_HIEROGLYPH_SEGMENT_END(U, UISC, UDI, UGC, AJT):
return UISC == Hieroglyph_Segment_End
def is_ZWNJ(U, UISC, UGC, AJT):
def is_ZWNJ(U, UISC, UDI, UGC, AJT):
return UISC == Non_Joiner
def is_OTHER(U, UISC, UGC, AJT):
def is_OTHER(U, UISC, UDI, UGC, AJT):
# Also includes BASE_IND, Rsv, and SYM
return ((UGC in [Cn, Po] or UISC in [Consonant_Dead, Joiner, Modifying_Letter, Other])
and not is_BASE(U, UISC, UGC, AJT)
and not is_BASE_OTHER(U, UISC, UGC, AJT)
and not is_SYM(U, UISC, UGC, AJT)
and not is_SYM_MOD(U, UISC, UGC, AJT)
and not is_BASE(U, UISC, UDI, UGC, AJT)
and not is_BASE_OTHER(U, UISC, UDI, UGC, AJT)
and not is_CGJ(U, UISC, UDI, UGC, AJT)
and not is_SYM_MOD(U, UISC, UDI, UGC, AJT)
)
def is_REPHA(U, UISC, UGC, AJT):
def is_REPHA(U, UISC, UDI, UGC, AJT):
return UISC in [Consonant_Preceding_Repha, Consonant_Prefixed]
def is_SAKOT(U, UISC, UGC, AJT):
def is_SAKOT(U, UISC, UDI, UGC, AJT):
# Split off of HALANT
return U == 0x1A60
def is_SYM(U, UISC, UGC, AJT):
if U in [0x25CC, 0x1E14F]: return False
return UGC in [So, Sc] and U not in [0x0F01, 0x1B62, 0x1B68]
def is_SYM_MOD(U, UISC, UGC, AJT):
def is_SYM_MOD(U, UISC, UDI, UGC, AJT):
return U in [0x1B6B, 0x1B6C, 0x1B6D, 0x1B6E, 0x1B6F, 0x1B70, 0x1B71, 0x1B72, 0x1B73]
def is_VOWEL(U, UISC, UGC, AJT):
def is_VOWEL(U, UISC, UDI, UGC, AJT):
# https://github.com/harfbuzz/harfbuzz/issues/376
return (UISC == Pure_Killer or
(UGC != Lo and UISC in [Vowel, Vowel_Dependent] and U not in [0xAA29]))
def is_VOWEL_MOD(U, UISC, UGC, AJT):
def is_VOWEL_MOD(U, UISC, UDI, UGC, AJT):
# https://github.com/harfbuzz/harfbuzz/issues/376
return (UISC in [Tone_Mark, Cantillation_Mark, Register_Shifter, Visarga] or
(UGC != Lo and (UISC == Bindu or U in [0xAA29])))
# CGJ, VS, WJ, and ZWJ are handled in find_syllables
use_mapping = {
'B': is_BASE,
'N': is_BASE_NUM,
'GB': is_BASE_OTHER,
'CGJ': is_CGJ,
'F': is_CONS_FINAL,
'FM': is_CONS_FINAL_MOD,
'M': is_CONS_MED,
@ -333,7 +309,6 @@ use_mapping = {
'ZWNJ': is_ZWNJ,
'O': is_OTHER,
'R': is_REPHA,
'S': is_SYM,
'Sk': is_SAKOT,
'SM': is_SYM_MOD,
'V': is_VOWEL,
@ -387,7 +362,7 @@ use_positions = {
def map_to_use(data):
out = {}
items = use_mapping.items()
for U,(UISC,UIPC,UGC,AJT,UBlock) in data.items():
for U, (UISC, UIPC, AJT, UDI, UGC, UBlock, _) in data.items():
# Resolve Indic_Syllabic_Category
@ -408,8 +383,8 @@ def map_to_use(data):
# TODO: https://github.com/microsoft/font-tools/issues/1
if U == 0xA982: UISC = Consonant_Succeeding_Repha
values = [k for k,v in items if v(U,UISC,UGC,AJT)]
assert len(values) == 1, "%s %s %s %s %s" % (hex(U), UISC, UGC, AJT, values)
values = [k for k,v in items if v(U, UISC, UDI, UGC, AJT)]
assert len(values) == 1, "%s %s %s %s %s %s" % (hex(U), UISC, UDI, UGC, AJT, values)
USE = values[0]
# Resolve Indic_Positional_Category
@ -430,12 +405,12 @@ def map_to_use(data):
if 0x11131 <= U <= 0x11132: UIPC = Top
assert (UIPC in [Not_Applicable, Visual_Order_Left] or U == 0x0F7F or
USE in use_positions), "%s %s %s %s %s %s" % (hex(U), UIPC, USE, UISC, UGC, AJT)
USE in use_positions), "%s %s %s %s %s %s %s" % (hex(U), UIPC, USE, UISC, UDI, UGC, AJT)
pos_mapping = use_positions.get(USE, None)
if pos_mapping:
values = [k for k,v in pos_mapping.items() if v and UIPC in v]
assert len(values) == 1, "%s %s %s %s %s %s %s" % (hex(U), UIPC, USE, UISC, UGC, AJT, values)
assert len(values) == 1, "%s %s %s %s %s %s %s %s" % (hex(U), UIPC, USE, UISC, UDI, UGC, AJT, values)
USE = USE + values[0]
out[U] = (USE, UBlock)
@ -448,7 +423,7 @@ print ("/* == Start of generated table == */")
print ("/*")
print (" * The following table is generated by running:")
print (" *")
print (" * {} IndicSyllabicCategory.txt IndicPositionalCategory.txt UnicodeData.txt ArabicShaping.txt Blocks.txt IndicSyllabicCategory-Additional.txt IndicPositionalCategory-Additional.txt".format (sys.argv[0]))
print (" * {} IndicSyllabicCategory.txt IndicPositionalCategory.txt ArabicShaping.txt DerivedCoreProperties.txt UnicodeData.txt Blocks.txt Scripts.txt IndicSyllabicCategory-Additional.txt IndicPositionalCategory-Additional.txt".format (sys.argv[0]))
print (" *")
print (" * on files with these headers:")
print (" *")

1
gfx/harfbuzz/src/harfbuzz.cc
View file

@ -9,6 +9,7 @@
#include "hb-fallback-shape.cc"
#include "hb-font.cc"
#include "hb-map.cc"
#include "hb-ms-feature-ranges.cc"
#include "hb-number.cc"
#include "hb-ot-cff1-table.cc"
#include "hb-ot-cff2-table.cc"

4
gfx/harfbuzz/src/hb-aat-layout-bsln-table.hh
View file

@ -82,7 +82,7 @@ struct BaselineTableFormat2Part
}
protected:
HBGlyphID stdGlyph; /* The specific glyph index number in this
HBGlyphID16 stdGlyph; /* The specific glyph index number in this
* font that is used to set the baseline values.
* This is the standard glyph.
* This glyph must contain a set of control points
@ -105,7 +105,7 @@ struct BaselineTableFormat3Part
}
protected:
HBGlyphID stdGlyph; /* ditto */
HBGlyphID16 stdGlyph; /* ditto */
HBUINT16 ctlPoints[32]; /* ditto */
Lookup<HBUINT16>
lookupTable; /* Lookup table that maps glyphs to their

18
gfx/harfbuzz/src/hb-aat-layout-common.hh
View file

@ -96,8 +96,8 @@ struct LookupSegmentSingle
return_trace (c->check_struct (this) && value.sanitize (c, base));
}
HBGlyphID last; /* Last GlyphID in this segment */
HBGlyphID first; /* First GlyphID in this segment */
HBGlyphID16 last; /* Last GlyphID in this segment */
HBGlyphID16 first; /* First GlyphID in this segment */
T value; /* The lookup value (only one) */
public:
DEFINE_SIZE_STATIC (4 + T::static_size);
@ -162,11 +162,11 @@ struct LookupSegmentArray
TRACE_SANITIZE (this);
return_trace (c->check_struct (this) &&
first <= last &&
valuesZ.sanitize (c, base, last - first + 1, hb_forward<Ts> (ds)...));
valuesZ.sanitize (c, base, last - first + 1, std::forward<Ts> (ds)...));
}
HBGlyphID last; /* Last GlyphID in this segment */
HBGlyphID first; /* First GlyphID in this segment */
HBGlyphID16 last; /* Last GlyphID in this segment */
HBGlyphID16 first; /* First GlyphID in this segment */
NNOffset16To<UnsizedArrayOf<T>>
valuesZ; /* A 16-bit offset from the start of
* the table to the data. */
@ -225,7 +225,7 @@ struct LookupSingle
return_trace (c->check_struct (this) && value.sanitize (c, base));
}
HBGlyphID glyph; /* Last GlyphID */
HBGlyphID16 glyph; /* Last GlyphID */
T value; /* The lookup value (only one) */
public:
DEFINE_SIZE_STATIC (2 + T::static_size);
@ -287,7 +287,7 @@ struct LookupFormat8
protected:
HBUINT16 format; /* Format identifier--format = 8 */
HBGlyphID firstGlyph; /* First glyph index included in the trimmed array. */
HBGlyphID16 firstGlyph; /* First glyph index included in the trimmed array. */
HBUINT16 glyphCount; /* Total number of glyphs (equivalent to the last
* glyph minus the value of firstGlyph plus 1). */
UnsizedArrayOf<T>
@ -329,7 +329,7 @@ struct LookupFormat10
protected:
HBUINT16 format; /* Format identifier--format = 8 */
HBUINT16 valueSize; /* Byte size of each value. */
HBGlyphID firstGlyph; /* First glyph index included in the trimmed array. */
HBGlyphID16 firstGlyph; /* First glyph index included in the trimmed array. */
HBUINT16 glyphCount; /* Total number of glyphs (equivalent to the last
* glyph minus the value of firstGlyph plus 1). */
UnsizedArrayOf<HBUINT8>
@ -661,7 +661,7 @@ struct ClassTable
return_trace (c->check_struct (this) && classArray.sanitize (c));
}
protected:
HBGlyphID firstGlyph; /* First glyph index included in the trimmed array. */
HBGlyphID16 firstGlyph; /* First glyph index included in the trimmed array. */
Array16Of<HBUCHAR> classArray; /* The class codes (indexed by glyph index minus
* firstGlyph). */
public:

8
gfx/harfbuzz/src/hb-aat-layout-just-table.hh
View file

@ -100,7 +100,7 @@ struct UnconditionalAddGlyphAction
protected:
ActionSubrecordHeader
header;
HBGlyphID addGlyph; /* Glyph that should be added if the distance factor
HBGlyphID16 addGlyph; /* Glyph that should be added if the distance factor
* is growing. */
public:
@ -121,11 +121,11 @@ struct ConditionalAddGlyphAction
HBFixed substThreshold; /* Distance growth factor (in ems) at which
* this glyph is replaced and the growth factor
* recalculated. */
HBGlyphID addGlyph; /* Glyph to be added as kashida. If this value is
HBGlyphID16 addGlyph; /* Glyph to be added as kashida. If this value is
* 0xFFFF, no extra glyph will be added. Note that
* generally when a glyph is added, justification
* will need to be redone. */
HBGlyphID substGlyph; /* Glyph to be substituted for this glyph if the
HBGlyphID16 substGlyph; /* Glyph to be substituted for this glyph if the
* growth factor equals or exceeds the value of
* substThreshold. */
public:
@ -170,7 +170,7 @@ struct RepeatedAddGlyphAction
ActionSubrecordHeader
header;
HBUINT16 flags; /* Currently unused; set to 0. */
HBGlyphID glyph; /* Glyph that should be added if the distance factor
HBGlyphID16 glyph; /* Glyph that should be added if the distance factor
* is growing. */
public:
DEFINE_SIZE_STATIC (10);

14
gfx/harfbuzz/src/hb-aat-layout-kerx-table.hh
View file

@ -82,8 +82,8 @@ struct KernPair
}
protected:
HBGlyphID left;
HBGlyphID right;
HBGlyphID16 left;
HBGlyphID16 right;
FWORD value;
public:
DEFINE_SIZE_STATIC (6);
@ -775,11 +775,11 @@ struct KerxSubTable
unsigned int subtable_type = get_type ();
TRACE_DISPATCH (this, subtable_type);
switch (subtable_type) {
case 0: return_trace (c->dispatch (u.format0, hb_forward<Ts> (ds)...));
case 1: return_trace (c->dispatch (u.format1, hb_forward<Ts> (ds)...));
case 2: return_trace (c->dispatch (u.format2, hb_forward<Ts> (ds)...));
case 4: return_trace (c->dispatch (u.format4, hb_forward<Ts> (ds)...));
case 6: return_trace (c->dispatch (u.format6, hb_forward<Ts> (ds)...));
case 0: return_trace (c->dispatch (u.format0, std::forward<Ts> (ds)...));
case 1: return_trace (c->dispatch (u.format1, std::forward<Ts> (ds)...));
case 2: return_trace (c->dispatch (u.format2, std::forward<Ts> (ds)...));
case 4: return_trace (c->dispatch (u.format4, std::forward<Ts> (ds)...));
case 6: return_trace (c->dispatch (u.format6, std::forward<Ts> (ds)...));
default: return_trace (c->default_return_value ());
}
}

46
gfx/harfbuzz/src/hb-aat-layout-morx-table.hh
View file

@ -243,21 +243,21 @@ struct ContextualSubtable
if (buffer->idx == buffer->len && !mark_set)
return;
const HBGlyphID *replacement;
const HBGlyphID16 *replacement;
replacement = nullptr;
if (Types::extended)
{
if (entry.data.markIndex != 0xFFFF)
{
const Lookup<HBGlyphID> &lookup = subs[entry.data.markIndex];
const Lookup<HBGlyphID16> &lookup = subs[entry.data.markIndex];
replacement = lookup.get_value (buffer->info[mark].codepoint, driver->num_glyphs);
}
}
else
{
unsigned int offset = entry.data.markIndex + buffer->info[mark].codepoint;
const UnsizedArrayOf<HBGlyphID> &subs_old = (const UnsizedArrayOf<HBGlyphID> &) subs;
const UnsizedArrayOf<HBGlyphID16> &subs_old = (const UnsizedArrayOf<HBGlyphID16> &) subs;
replacement = &subs_old[Types::wordOffsetToIndex (offset, table, subs_old.arrayZ)];
if (!replacement->sanitize (&c->sanitizer) || !*replacement)
replacement = nullptr;
@ -278,14 +278,14 @@ struct ContextualSubtable
{
if (entry.data.currentIndex != 0xFFFF)
{
const Lookup<HBGlyphID> &lookup = subs[entry.data.currentIndex];
const Lookup<HBGlyphID16> &lookup = subs[entry.data.currentIndex];
replacement = lookup.get_value (buffer->info[idx].codepoint, driver->num_glyphs);
}
}
else
{
unsigned int offset = entry.data.currentIndex + buffer->info[idx].codepoint;
const UnsizedArrayOf<HBGlyphID> &subs_old = (const UnsizedArrayOf<HBGlyphID> &) subs;
const UnsizedArrayOf<HBGlyphID16> &subs_old = (const UnsizedArrayOf<HBGlyphID16> &) subs;
replacement = &subs_old[Types::wordOffsetToIndex (offset, table, subs_old.arrayZ)];
if (!replacement->sanitize (&c->sanitizer) || !*replacement)
replacement = nullptr;
@ -315,7 +315,7 @@ struct ContextualSubtable
bool has_glyph_classes;
unsigned int mark;
const ContextualSubtable *table;
const UnsizedListOfOffset16To<Lookup<HBGlyphID>, HBUINT, false> &subs;
const UnsizedListOfOffset16To<Lookup<HBGlyphID16>, HBUINT, false> &subs;
};
bool apply (hb_aat_apply_context_t *c) const
@ -359,7 +359,7 @@ struct ContextualSubtable
protected:
StateTable<Types, EntryData>
machine;
NNOffsetTo<UnsizedListOfOffset16To<Lookup<HBGlyphID>, HBUINT, false>, HBUINT>
NNOffsetTo<UnsizedListOfOffset16To<Lookup<HBGlyphID16>, HBUINT, false>, HBUINT>
substitutionTables;
public:
DEFINE_SIZE_STATIC (20);
@ -531,7 +531,7 @@ struct LigatureSubtable
if (action & (LigActionStore | LigActionLast))
{
ligature_idx = Types::offsetToIndex (ligature_idx, table, ligature.arrayZ);
const HBGlyphID &ligatureData = ligature[ligature_idx];
const HBGlyphID16 &ligatureData = ligature[ligature_idx];
if (unlikely (!ligatureData.sanitize (&c->sanitizer))) break;
hb_codepoint_t lig = ligatureData;
@ -565,7 +565,7 @@ struct LigatureSubtable
const LigatureSubtable *table;
const UnsizedArrayOf<HBUINT32> &ligAction;
const UnsizedArrayOf<HBUINT16> &component;
const UnsizedArrayOf<HBGlyphID> &ligature;
const UnsizedArrayOf<HBGlyphID16> &ligature;
unsigned int match_length;
unsigned int match_positions[HB_MAX_CONTEXT_LENGTH];
};
@ -597,7 +597,7 @@ struct LigatureSubtable
ligAction; /* Offset to the ligature action table. */
NNOffsetTo<UnsizedArrayOf<HBUINT16>, HBUINT>
component; /* Offset to the component table. */
NNOffsetTo<UnsizedArrayOf<HBGlyphID>, HBUINT>
NNOffsetTo<UnsizedArrayOf<HBGlyphID16>, HBUINT>
ligature; /* Offset to the actual ligature lists. */
public:
DEFINE_SIZE_STATIC (28);
@ -620,7 +620,7 @@ struct NoncontextualSubtable
unsigned int count = c->buffer->len;
for (unsigned int i = 0; i < count; i++)
{
const HBGlyphID *replacement = substitute.get_value (info[i].codepoint, num_glyphs);
const HBGlyphID16 *replacement = substitute.get_value (info[i].codepoint, num_glyphs);
if (replacement)
{
info[i].codepoint = *replacement;
@ -641,7 +641,7 @@ struct NoncontextualSubtable
}
protected:
Lookup<HBGlyphID> substitute;
Lookup<HBGlyphID16> substitute;
public:
DEFINE_SIZE_MIN (2);
};
@ -744,7 +744,7 @@ struct InsertionSubtable
unsigned int count = (flags & MarkedInsertCount);
if (unlikely ((buffer->max_ops -= count) <= 0)) return;
unsigned int start = entry.data.markedInsertIndex;
const HBGlyphID *glyphs = &insertionAction[start];
const HBGlyphID16 *glyphs = &insertionAction[start];
if (unlikely (!c->sanitizer.check_array (glyphs, count))) count = 0;
bool before = flags & MarkedInsertBefore;
@ -772,7 +772,7 @@ struct InsertionSubtable
unsigned int count = (flags & CurrentInsertCount) >> 5;
if (unlikely ((buffer->max_ops -= count) <= 0)) return;
unsigned int start = entry.data.currentInsertIndex;
const HBGlyphID *glyphs = &insertionAction[start];
const HBGlyphID16 *glyphs = &insertionAction[start];
if (unlikely (!c->sanitizer.check_array (glyphs, count))) count = 0;
bool before = flags & CurrentInsertBefore;
@ -810,7 +810,7 @@ struct InsertionSubtable
private:
hb_aat_apply_context_t *c;
unsigned int mark;
const UnsizedArrayOf<HBGlyphID> &insertionAction;
const UnsizedArrayOf<HBGlyphID16> &insertionAction;
};
bool apply (hb_aat_apply_context_t *c) const
@ -836,7 +836,7 @@ struct InsertionSubtable
protected:
StateTable<Types, EntryData>
machine;
NNOffsetTo<UnsizedArrayOf<HBGlyphID>, HBUINT>
NNOffsetTo<UnsizedArrayOf<HBGlyphID16>, HBUINT>
insertionAction; /* Byte offset from stateHeader to the start of
* the insertion glyph table. */
public:
@ -906,11 +906,11 @@ struct ChainSubtable
unsigned int subtable_type = get_type ();
TRACE_DISPATCH (this, subtable_type);
switch (subtable_type) {
case Rearrangement: return_trace (c->dispatch (u.rearrangement, hb_forward<Ts> (ds)...));
case Contextual: return_trace (c->dispatch (u.contextual, hb_forward<Ts> (ds)...));
case Ligature: return_trace (c->dispatch (u.ligature, hb_forward<Ts> (ds)...));
case Noncontextual: return_trace (c->dispatch (u.noncontextual, hb_forward<Ts> (ds)...));
case Insertion: return_trace (c->dispatch (u.insertion, hb_forward<Ts> (ds)...));
case Rearrangement: return_trace (c->dispatch (u.rearrangement, std::forward<Ts> (ds)...));
case Contextual: return_trace (c->dispatch (u.contextual, std::forward<Ts> (ds)...));
case Ligature: return_trace (c->dispatch (u.ligature, std::forward<Ts> (ds)...));
case Noncontextual: return_trace (c->dispatch (u.noncontextual, std::forward<Ts> (ds)...));
case Insertion: return_trace (c->dispatch (u.insertion, std::forward<Ts> (ds)...));
default: return_trace (c->default_return_value ());
}
}
@ -1038,12 +1038,12 @@ struct Chain
goto skip;
if (reverse)
c->buffer->reverse ();
_hb_ot_layout_reverse_graphemes (c->buffer);
subtable->apply (c);
if (reverse)
c->buffer->reverse ();
_hb_ot_layout_reverse_graphemes (c->buffer);
(void) c->buffer->message (c->font, "end chainsubtable %d", c->lookup_index);

141
gfx/harfbuzz/src/hb-algs.hh
View file

@ -34,6 +34,9 @@
#include "hb-null.hh"
#include "hb-number.hh"
#include <algorithm>
#include <initializer_list>
#include <new>
/*
* Flags
@ -125,7 +128,7 @@ struct BEInt<Type, 2>
template <typename Type>
struct BEInt<Type, 3>
{
static_assert (!hb_is_signed (Type), "");
static_assert (!std::is_signed<Type>::value, "");
public:
BEInt () = default;
constexpr BEInt (Type V) : v {uint8_t ((V >> 16) & 0xFF),
@ -179,7 +182,7 @@ struct
{
/* Note. This is dangerous in that if it's passed an rvalue, it returns rvalue-reference. */
template <typename T> constexpr auto
operator () (T&& v) const HB_AUTO_RETURN ( hb_forward<T> (v) )
operator () (T&& v) const HB_AUTO_RETURN ( std::forward<T> (v) )
}
HB_FUNCOBJ (hb_identity);
struct
@ -203,7 +206,7 @@ HB_FUNCOBJ (hb_ridentity);
struct
{
template <typename T> constexpr bool
operator () (T&& v) const { return bool (hb_forward<T> (v)); }
operator () (T&& v) const { return bool (std::forward<T> (v)); }
}
HB_FUNCOBJ (hb_bool);
@ -215,7 +218,7 @@ struct
impl (const T& v, hb_priority<1>) const HB_RETURN (uint32_t, hb_deref (v).hash ())
template <typename T,
hb_enable_if (hb_is_integral (T))> constexpr auto
hb_enable_if (std::is_integral<T>::value)> constexpr auto
impl (const T& v, hb_priority<0>) const HB_AUTO_RETURN
(
/* Knuth's multiplicative method: */
@ -237,26 +240,26 @@ struct
/* Pointer-to-member-function. */
template <typename Appl, typename T, typename ...Ts> auto
impl (Appl&& a, hb_priority<2>, T &&v, Ts&&... ds) const HB_AUTO_RETURN
((hb_deref (hb_forward<T> (v)).*hb_forward<Appl> (a)) (hb_forward<Ts> (ds)...))
((hb_deref (std::forward<T> (v)).*std::forward<Appl> (a)) (std::forward<Ts> (ds)...))
/* Pointer-to-member. */
template <typename Appl, typename T> auto
impl (Appl&& a, hb_priority<1>, T &&v) const HB_AUTO_RETURN
((hb_deref (hb_forward<T> (v))).*hb_forward<Appl> (a))
((hb_deref (std::forward<T> (v))).*std::forward<Appl> (a))
/* Operator(). */
template <typename Appl, typename ...Ts> auto
impl (Appl&& a, hb_priority<0>, Ts&&... ds) const HB_AUTO_RETURN
(hb_deref (hb_forward<Appl> (a)) (hb_forward<Ts> (ds)...))
(hb_deref (std::forward<Appl> (a)) (std::forward<Ts> (ds)...))
public:
template <typename Appl, typename ...Ts> auto
operator () (Appl&& a, Ts&&... ds) const HB_AUTO_RETURN
(
impl (hb_forward<Appl> (a),
impl (std::forward<Appl> (a),
hb_prioritize,
hb_forward<Ts> (ds)...)
std::forward<Ts> (ds)...)
)
}
HB_FUNCOBJ (hb_invoke);
@ -275,9 +278,9 @@ struct hb_partial_t
hb_declval (V),
hb_declval (Ts)...))
{
return hb_invoke (hb_forward<Appl> (a),
hb_forward<V> (v),
hb_forward<Ts> (ds)...);
return hb_invoke (std::forward<Appl> (a),
std::forward<V> (v),
std::forward<Ts> (ds)...);
}
template <typename T0, typename ...Ts,
unsigned P = Pos,
@ -287,10 +290,10 @@ struct hb_partial_t
hb_declval (V),
hb_declval (Ts)...))
{
return hb_invoke (hb_forward<Appl> (a),
hb_forward<T0> (d0),
hb_forward<V> (v),
hb_forward<Ts> (ds)...);
return hb_invoke (std::forward<Appl> (a),
std::forward<T0> (d0),
std::forward<V> (v),
std::forward<Ts> (ds)...);
}
private:
@ -324,14 +327,14 @@ auto hb_partial (Appl&& a, V&& v) HB_AUTO_RETURN
#define HB_PARTIALIZE(Pos) \
template <typename _T> \
decltype(auto) operator () (_T&& _v) const \
{ return hb_partial<Pos> (this, hb_forward<_T> (_v)); } \
{ return hb_partial<Pos> (this, std::forward<_T> (_v)); } \
static_assert (true, "")
#else
/* https://github.com/harfbuzz/harfbuzz/issues/1724 */
#define HB_PARTIALIZE(Pos) \
template <typename _T> \
auto operator () (_T&& _v) const HB_AUTO_RETURN \
(hb_partial<Pos> (+this, hb_forward<_T> (_v))) \
(hb_partial<Pos> (+this, std::forward<_T> (_v))) \
static_assert (true, "")
#endif
@ -343,22 +346,22 @@ struct
template <typename Pred, typename Val> auto
impl (Pred&& p, Val &&v, hb_priority<1>) const HB_AUTO_RETURN
(
hb_deref (hb_forward<Pred> (p)).has (hb_forward<Val> (v))
hb_deref (std::forward<Pred> (p)).has (std::forward<Val> (v))
)
template <typename Pred, typename Val> auto
impl (Pred&& p, Val &&v, hb_priority<0>) const HB_AUTO_RETURN
(
hb_invoke (hb_forward<Pred> (p),
hb_forward<Val> (v))
hb_invoke (std::forward<Pred> (p),
std::forward<Val> (v))
)
public:
template <typename Pred, typename Val> auto
operator () (Pred&& p, Val &&v) const HB_RETURN (bool,
impl (hb_forward<Pred> (p),
hb_forward<Val> (v),
impl (std::forward<Pred> (p),
std::forward<Val> (v),
hb_prioritize)
)
}
@ -371,22 +374,22 @@ struct
template <typename Pred, typename Val> auto
impl (Pred&& p, Val &&v, hb_priority<1>) const HB_AUTO_RETURN
(
hb_has (hb_forward<Pred> (p),
hb_forward<Val> (v))
hb_has (std::forward<Pred> (p),
std::forward<Val> (v))
)
template <typename Pred, typename Val> auto
impl (Pred&& p, Val &&v, hb_priority<0>) const HB_AUTO_RETURN
(
hb_forward<Pred> (p) == hb_forward<Val> (v)
std::forward<Pred> (p) == std::forward<Val> (v)
)
public:
template <typename Pred, typename Val> auto
operator () (Pred&& p, Val &&v) const HB_RETURN (bool,
impl (hb_forward<Pred> (p),
hb_forward<Val> (v),
impl (std::forward<Pred> (p),
std::forward<Val> (v),
hb_prioritize)
)
}
@ -399,20 +402,20 @@ struct
template <typename Proj, typename Val> auto
impl (Proj&& f, Val &&v, hb_priority<2>) const HB_AUTO_RETURN
(
hb_deref (hb_forward<Proj> (f)).get (hb_forward<Val> (v))
hb_deref (std::forward<Proj> (f)).get (std::forward<Val> (v))
)
template <typename Proj, typename Val> auto
impl (Proj&& f, Val &&v, hb_priority<1>) const HB_AUTO_RETURN
(
hb_invoke (hb_forward<Proj> (f),
hb_forward<Val> (v))
hb_invoke (std::forward<Proj> (f),
std::forward<Val> (v))
)
template <typename Proj, typename Val> auto
impl (Proj&& f, Val &&v, hb_priority<0>) const HB_AUTO_RETURN
(
hb_forward<Proj> (f)[hb_forward<Val> (v)]
std::forward<Proj> (f)[std::forward<Val> (v)]
)
public:
@ -420,8 +423,8 @@ struct
template <typename Proj, typename Val> auto
operator () (Proj&& f, Val &&v) const HB_AUTO_RETURN
(
impl (hb_forward<Proj> (f),
hb_forward<Val> (v),
impl (std::forward<Proj> (f),
std::forward<Val> (v),
hb_prioritize)
)
}
@ -434,19 +437,19 @@ struct
template <typename T1, typename T2> auto
impl (T1&& v1, T2 &&v2, hb_priority<2>) const HB_AUTO_RETURN
(
hb_forward<T2> (v2).cmp (hb_forward<T1> (v1)) == 0
std::forward<T2> (v2).cmp (std::forward<T1> (v1)) == 0
)
template <typename T1, typename T2> auto
impl (T1&& v1, T2 &&v2, hb_priority<1>) const HB_AUTO_RETURN
(
hb_forward<T1> (v1).cmp (hb_forward<T2> (v2)) == 0
std::forward<T1> (v1).cmp (std::forward<T2> (v2)) == 0
)
template <typename T1, typename T2> auto
impl (T1&& v1, T2 &&v2, hb_priority<0>) const HB_AUTO_RETURN
(
hb_forward<T1> (v1) == hb_forward<T2> (v2)
std::forward<T1> (v1) == std::forward<T2> (v2)
)
public:
@ -454,8 +457,8 @@ struct
template <typename T1, typename T2> auto
operator () (T1&& v1, T2 &&v2) const HB_AUTO_RETURN
(
impl (hb_forward<T1> (v1),
hb_forward<T2> (v2),
impl (std::forward<T1> (v1),
std::forward<T2> (v2),
hb_prioritize)
)
}
@ -515,24 +518,34 @@ struct
{
template <typename T, typename T2> constexpr auto
operator () (T&& a, T2&& b) const HB_AUTO_RETURN
(a <= b ? hb_forward<T> (a) : hb_forward<T2> (b))
(a <= b ? std::forward<T> (a) : std::forward<T2> (b))
}
HB_FUNCOBJ (hb_min);
struct
{
template <typename T, typename T2> constexpr auto
operator () (T&& a, T2&& b) const HB_AUTO_RETURN
(a >= b ? hb_forward<T> (a) : hb_forward<T2> (b))
(a >= b ? std::forward<T> (a) : std::forward<T2> (b))
}
HB_FUNCOBJ (hb_max);
struct
{
template <typename T, typename T2, typename T3> constexpr auto
operator () (T&& x, T2&& min, T3&& max) const HB_AUTO_RETURN
(hb_min (hb_max (hb_forward<T> (x), hb_forward<T2> (min)), hb_forward<T3> (max)))
(hb_min (hb_max (std::forward<T> (x), std::forward<T2> (min)), std::forward<T3> (max)))
}
HB_FUNCOBJ (hb_clamp);
struct
{
template <typename T> void
operator () (T& a, T& b) const
{
using std::swap; // allow ADL
swap (a, b);
}
}
HB_FUNCOBJ (hb_swap);
/*
* Bithacks.
@ -760,6 +773,14 @@ static inline unsigned int ARRAY_LENGTH (const Type (&)[n]) { return n; }
#define ARRAY_LENGTH_CONST(__array) ((signed int) (sizeof (__array) / sizeof (__array[0])))
static inline void *
hb_memcpy (void *__restrict dst, const void *__restrict src, size_t len)
{
/* It's illegal to pass 0 as size to memcpy. */
if (unlikely (!len)) return dst;
return memcpy (dst, src, len);
}
static inline int
hb_memcmp (const void *a, const void *b, unsigned int len)
{
@ -787,7 +808,7 @@ hb_ceil_to_4 (unsigned int v)
template <typename T> static inline bool
hb_in_range (T u, T lo, T hi)
{
static_assert (!hb_is_signed<T>::value, "");
static_assert (!std::is_signed<T>::value, "");
/* The casts below are important as if T is smaller than int,
* the subtract results will become a signed int! */
@ -1151,30 +1172,48 @@ hb_codepoint_parse (const char *s, unsigned int len, int base, hb_codepoint_t *o
/* Operators. */
struct hb_bitwise_and
struct
{ HB_PARTIALIZE(2);
template <typename T> constexpr auto
operator () (const T &a, const T &b) const HB_AUTO_RETURN (a & b)
}
HB_FUNCOBJ (hb_bitwise_and);
struct hb_bitwise_or
struct
{ HB_PARTIALIZE(2);
template <typename T> constexpr auto
operator () (const T &a, const T &b) const HB_AUTO_RETURN (a | b)
}
HB_FUNCOBJ (hb_bitwise_or);
struct hb_bitwise_xor
struct
{ HB_PARTIALIZE(2);
template <typename T> constexpr auto
operator () (const T &a, const T &b) const HB_AUTO_RETURN (a ^ b)
}
HB_FUNCOBJ (hb_bitwise_xor);
struct hb_bitwise_sub
struct
{ HB_PARTIALIZE(2);
template <typename T> constexpr auto
operator () (const T &a, const T &b) const HB_AUTO_RETURN (~a & b)
}
HB_FUNCOBJ (hb_bitwise_lt);
struct
{ HB_PARTIALIZE(2);
template <typename T> constexpr auto
operator () (const T &a, const T &b) const HB_AUTO_RETURN (a & ~b)
}
HB_FUNCOBJ (hb_bitwise_sub);
HB_FUNCOBJ (hb_bitwise_gt); // aka sub
struct
{ HB_PARTIALIZE(2);
template <typename T> constexpr auto
operator () (const T &a, const T &b) const HB_AUTO_RETURN (~a | b)
}
HB_FUNCOBJ (hb_bitwise_le);
struct
{ HB_PARTIALIZE(2);
template <typename T> constexpr auto
operator () (const T &a, const T &b) const HB_AUTO_RETURN (a | ~b)
}
HB_FUNCOBJ (hb_bitwise_ge);
struct
{
template <typename T> constexpr auto
@ -1195,6 +1234,12 @@ struct
}
HB_FUNCOBJ (hb_sub);
struct
{ HB_PARTIALIZE(2);
template <typename T, typename T2> constexpr auto
operator () (const T &a, const T2 &b) const HB_AUTO_RETURN (b - a)
}
HB_FUNCOBJ (hb_rsub);
struct
{ HB_PARTIALIZE(2);
template <typename T, typename T2> constexpr auto
operator () (const T &a, const T2 &b) const HB_AUTO_RETURN (a * b)

77
gfx/harfbuzz/src/hb-array.hh
View file

@ -36,20 +36,34 @@
template <typename Type>
struct hb_sorted_array_t;
enum hb_not_found_t
{
HB_NOT_FOUND_DONT_STORE,
HB_NOT_FOUND_STORE,
HB_NOT_FOUND_STORE_CLOSEST,
};
template <typename Type>
struct hb_array_t : hb_iter_with_fallback_t<hb_array_t<Type>, Type&>
{
/*
* Constructors.
*/
hb_array_t () : arrayZ (nullptr), length (0), backwards_length (0) {}
hb_array_t (Type *array_, unsigned int length_) : arrayZ (array_), length (length_), backwards_length (0) {}
hb_array_t () = default;
hb_array_t (const hb_array_t&) = default;
~hb_array_t () = default;
hb_array_t& operator= (const hb_array_t&) = default;
hb_array_t& operator= (hb_array_t&&) = default;
constexpr hb_array_t (std::nullptr_t) : hb_array_t () {}
constexpr hb_array_t (Type *array_, unsigned int length_) : arrayZ (array_), length (length_) {}
template <unsigned int length_>
hb_array_t (Type (&array_)[length_]) : arrayZ (array_), length (length_), backwards_length (0) {}
constexpr hb_array_t (Type (&array_)[length_]) : hb_array_t (array_, length_) {}
template <typename U,
hb_enable_if (hb_is_cr_convertible(U, Type))>
hb_array_t (const hb_array_t<U> &o) :
constexpr hb_array_t (const hb_array_t<U> &o) :
hb_iter_with_fallback_t<hb_array_t, Type&> (),
arrayZ (o.arrayZ), length (o.length), backwards_length (o.backwards_length) {}
template <typename U,
@ -139,7 +153,9 @@ struct hb_array_t : hb_iter_with_fallback_t<hb_array_t<Type>, Type&>
return lfind (x, &i) ? &this->arrayZ[i] : not_found;
}
template <typename T>
bool lfind (const T &x, unsigned *pos = nullptr) const
bool lfind (const T &x, unsigned *pos = nullptr,
hb_not_found_t not_found = HB_NOT_FOUND_DONT_STORE,
unsigned int to_store = (unsigned int) -1) const
{
for (unsigned i = 0; i < length; ++i)
if (hb_equal (x, this->arrayZ[i]))
@ -149,6 +165,22 @@ struct hb_array_t : hb_iter_with_fallback_t<hb_array_t<Type>, Type&>
return true;
}
if (pos)
{
switch (not_found)
{
case HB_NOT_FOUND_DONT_STORE:
break;
case HB_NOT_FOUND_STORE:
*pos = to_store;
break;
case HB_NOT_FOUND_STORE_CLOSEST:
*pos = length;
break;
}
}
return false;
}
@ -255,9 +287,9 @@ struct hb_array_t : hb_iter_with_fallback_t<hb_array_t<Type>, Type&>
*/
public:
Type *arrayZ;
unsigned int length;
unsigned int backwards_length;
Type *arrayZ = nullptr;
unsigned int length = 0;
unsigned int backwards_length = 0;
};
template <typename T> inline hb_array_t<T>
hb_array (T *array, unsigned int length)
@ -266,13 +298,6 @@ template <typename T, unsigned int length_> inline hb_array_t<T>
hb_array (T (&array_)[length_])
{ return hb_array_t<T> (array_); }
enum hb_bfind_not_found_t
{
HB_BFIND_NOT_FOUND_DONT_STORE,
HB_BFIND_NOT_FOUND_STORE,
HB_BFIND_NOT_FOUND_STORE_CLOSEST,
};
template <typename Type>
struct hb_sorted_array_t :
hb_iter_t<hb_sorted_array_t<Type>, Type&>,
@ -283,14 +308,20 @@ struct hb_sorted_array_t :
static constexpr bool is_random_access_iterator = true;
static constexpr bool is_sorted_iterator = true;
hb_sorted_array_t () : hb_array_t<Type> () {}
hb_sorted_array_t (Type *array_, unsigned int length_) : hb_array_t<Type> (array_, length_) {}
hb_sorted_array_t () = default;
hb_sorted_array_t (const hb_sorted_array_t&) = default;
~hb_sorted_array_t () = default;
hb_sorted_array_t& operator= (const hb_sorted_array_t&) = default;
hb_sorted_array_t& operator= (hb_sorted_array_t&&) = default;
constexpr hb_sorted_array_t (std::nullptr_t) : hb_sorted_array_t () {}
constexpr hb_sorted_array_t (Type *array_, unsigned int length_) : hb_array_t<Type> (array_, length_) {}
template <unsigned int length_>
hb_sorted_array_t (Type (&array_)[length_]) : hb_array_t<Type> (array_) {}
constexpr hb_sorted_array_t (Type (&array_)[length_]) : hb_array_t<Type> (array_) {}
template <typename U,
hb_enable_if (hb_is_cr_convertible(U, Type))>
hb_sorted_array_t (const hb_array_t<U> &o) :
constexpr hb_sorted_array_t (const hb_array_t<U> &o) :
hb_iter_t<hb_sorted_array_t, Type&> (),
hb_array_t<Type> (o) {}
template <typename U,
@ -323,7 +354,7 @@ struct hb_sorted_array_t :
}
template <typename T>
bool bfind (const T &x, unsigned int *i = nullptr,
hb_bfind_not_found_t not_found = HB_BFIND_NOT_FOUND_DONT_STORE,
hb_not_found_t not_found = HB_NOT_FOUND_DONT_STORE,
unsigned int to_store = (unsigned int) -1) const
{
unsigned pos;
@ -339,14 +370,14 @@ struct hb_sorted_array_t :
{
switch (not_found)
{
case HB_BFIND_NOT_FOUND_DONT_STORE:
case HB_NOT_FOUND_DONT_STORE:
break;
case HB_BFIND_NOT_FOUND_STORE:
case HB_NOT_FOUND_STORE:
*i = to_store;
break;
case HB_BFIND_NOT_FOUND_STORE_CLOSEST:
case HB_NOT_FOUND_STORE_CLOSEST:
*i = pos;
break;
}

10
gfx/harfbuzz/src/hb-atomic.hh
View file

@ -102,20 +102,12 @@ _hb_atomic_ptr_impl_cmplexch (const void **P, const void *O_, const void *N)
#define hb_atomic_ptr_impl_cmpexch(P,O,N) _hb_atomic_ptr_impl_cmplexch ((const void **) (P), (O), (N))
#elif defined(HB_NO_MT)
#else /* defined(HB_NO_MT) */
#define hb_atomic_int_impl_add(AI, V) ((*(AI) += (V)) - (V))
#define _hb_memory_barrier() do {} while (0)
#define hb_atomic_ptr_impl_cmpexch(P,O,N) (* (void **) (P) == (void *) (O) ? (* (void **) (P) = (void *) (N), true) : false)
#else
#error "Could not find any system to define atomic_int macros."
#error "Check hb-atomic.hh for possible resolutions."
#endif

20
gfx/harfbuzz/src/hb-bimap.hh
View file

@ -33,15 +33,14 @@
/* Bi-directional map */
struct hb_bimap_t
{
hb_bimap_t () { init (); }
~hb_bimap_t () { fini (); }
/* XXX(remove) */
void init ()
{
forw_map.init ();
back_map.init ();
}
/* XXX(remove) */
void fini ()
{
forw_map.fini ();
@ -58,10 +57,15 @@ struct hb_bimap_t
void set (hb_codepoint_t lhs, hb_codepoint_t rhs)
{
if (in_error ()) return;
if (unlikely (lhs == HB_MAP_VALUE_INVALID)) return;
if (unlikely (rhs == HB_MAP_VALUE_INVALID)) { del (lhs); return; }
forw_map.set (lhs, rhs);
if (in_error ()) return;
back_map.set (rhs, lhs);
if (in_error ()) forw_map.del (lhs);
}
hb_codepoint_t get (hb_codepoint_t lhs) const { return forw_map.get (lhs); }
@ -94,14 +98,6 @@ struct hb_bimap_t
/* Inremental bimap: only lhs is given, rhs is incrementally assigned */
struct hb_inc_bimap_t : hb_bimap_t
{
hb_inc_bimap_t () { init (); }
void init ()
{
hb_bimap_t::init ();
next_value = 0;
}
/* Add a mapping from lhs to rhs with a unique value if lhs is unknown.
* Return the rhs value as the result.
*/
@ -160,7 +156,7 @@ struct hb_inc_bimap_t : hb_bimap_t
}
protected:
unsigned int next_value;
unsigned int next_value = 0;
};
#endif /* HB_BIMAP_HH */

203
gfx/harfbuzz/src/hb-bit-page.hh Normal file
View file

@ -0,0 +1,203 @@
/*
* Copyright © 2012,2017 Google, Inc.
* Copyright © 2021 Behdad Esfahbod
*
* This is part of HarfBuzz, a text shaping library.
*
* Permission is hereby granted, without written agreement and without
* license or royalty fees, to use, copy, modify, and distribute this
* software and its documentation for any purpose, provided that the
* above copyright notice and the following two paragraphs appear in
* all copies of this software.
*
* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*
* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
*
* Google Author(s): Behdad Esfahbod
*/
#ifndef HB_BIT_PAGE_HH
#define HB_BIT_PAGE_HH
#include "hb.hh"
struct hb_bit_page_t
{
void init0 () { v.clear (); }
void init1 () { v.clear (0xFF); }
constexpr unsigned len () const
{ return ARRAY_LENGTH_CONST (v); }
bool is_empty () const
{
for (unsigned int i = 0; i < len (); i++)
if (v[i])
return false;
return true;
}
void add (hb_codepoint_t g) { elt (g) |= mask (g); }
void del (hb_codepoint_t g) { elt (g) &= ~mask (g); }
void set (hb_codepoint_t g, bool v) { if (v) add (g); else del (g); }
bool get (hb_codepoint_t g) const { return elt (g) & mask (g); }
void add_range (hb_codepoint_t a, hb_codepoint_t b)
{
elt_t *la = &elt (a);
elt_t *lb = &elt (b);
if (la == lb)
*la |= (mask (b) << 1) - mask(a);
else
{
*la |= ~(mask (a) - 1);
la++;
memset (la, 0xff, (char *) lb - (char *) la);
*lb |= ((mask (b) << 1) - 1);
}
}
void del_range (hb_codepoint_t a, hb_codepoint_t b)
{
elt_t *la = &elt (a);
elt_t *lb = &elt (b);
if (la == lb)
*la &= ~((mask (b) << 1) - mask(a));
else
{
*la &= mask (a) - 1;
la++;
memset (la, 0, (char *) lb - (char *) la);
*lb &= ~((mask (b) << 1) - 1);
}
}
void set_range (hb_codepoint_t a, hb_codepoint_t b, bool v)
{ if (v) add_range (a, b); else del_range (a, b); }
bool is_equal (const hb_bit_page_t &other) const
{
return 0 == hb_memcmp (&v, &other.v, sizeof (v));
}
bool is_subset (const hb_bit_page_t &larger_page) const
{
for (unsigned i = 0; i < len (); i++)
if (~larger_page.v[i] & v[i])
return false;
return true;
}
unsigned int get_population () const
{
unsigned int pop = 0;
for (unsigned int i = 0; i < len (); i++)
pop += hb_popcount (v[i]);
return pop;
}
bool next (hb_codepoint_t *codepoint) const
{
unsigned int m = (*codepoint + 1) & MASK;
if (!m)
{
*codepoint = INVALID;
return false;
}
unsigned int i = m / ELT_BITS;
unsigned int j = m & ELT_MASK;
const elt_t vv = v[i] & ~((elt_t (1) << j) - 1);
for (const elt_t *p = &vv; i < len (); p = &v[++i])
if (*p)
{
*codepoint = i * ELT_BITS + elt_get_min (*p);
return true;
}
*codepoint = INVALID;
return false;
}
bool previous (hb_codepoint_t *codepoint) const
{
unsigned int m = (*codepoint - 1) & MASK;
if (m == MASK)
{
*codepoint = INVALID;
return false;
}
unsigned int i = m / ELT_BITS;
unsigned int j = m & ELT_MASK;
/* Fancy mask to avoid shifting by elt_t bitsize, which is undefined. */
const elt_t mask = j < 8 * sizeof (elt_t) - 1 ?
((elt_t (1) << (j + 1)) - 1) :
(elt_t) -1;
const elt_t vv = v[i] & mask;
const elt_t *p = &vv;
while (true)
{
if (*p)
{
*codepoint = i * ELT_BITS + elt_get_max (*p);
return true;
}
if ((int) i <= 0) break;
p = &v[--i];
}
*codepoint = INVALID;
return false;
}
hb_codepoint_t get_min () const
{
for (unsigned int i = 0; i < len (); i++)
if (v[i])
return i * ELT_BITS + elt_get_min (v[i]);
return INVALID;
}
hb_codepoint_t get_max () const
{
for (int i = len () - 1; i >= 0; i--)
if (v[i])
return i * ELT_BITS + elt_get_max (v[i]);
return 0;
}
static constexpr hb_codepoint_t INVALID = HB_SET_VALUE_INVALID;
typedef unsigned long long elt_t;
static constexpr unsigned PAGE_BITS = 512;
static_assert ((PAGE_BITS & ((PAGE_BITS) - 1)) == 0, "");
static unsigned int elt_get_min (const elt_t &elt) { return hb_ctz (elt); }
static unsigned int elt_get_max (const elt_t &elt) { return hb_bit_storage (elt) - 1; }
typedef hb_vector_size_t<elt_t, PAGE_BITS / 8> vector_t;
static constexpr unsigned ELT_BITS = sizeof (elt_t) * 8;
static constexpr unsigned ELT_MASK = ELT_BITS - 1;
static constexpr unsigned BITS = sizeof (vector_t) * 8;
static constexpr unsigned MASK = BITS - 1;
static_assert ((unsigned) PAGE_BITS == (unsigned) BITS, "");
elt_t &elt (hb_codepoint_t g) { return v[(g & MASK) / ELT_BITS]; }
const elt_t& elt (hb_codepoint_t g) const { return v[(g & MASK) / ELT_BITS]; }
static constexpr elt_t mask (hb_codepoint_t g) { return elt_t (1) << (g & ELT_MASK); }
vector_t v;
};
static_assert (hb_bit_page_t::PAGE_BITS == sizeof (hb_bit_page_t) * 8, "");
#endif /* HB_BIT_PAGE_HH */

364
gfx/harfbuzz/src/hb-bit-set-invertible.hh Normal file
View file

@ -0,0 +1,364 @@
/*
* Copyright © 2012,2017 Google, Inc.
* Copyright © 2021 Behdad Esfahbod
*
* This is part of HarfBuzz, a text shaping library.
*
* Permission is hereby granted, without written agreement and without
* license or royalty fees, to use, copy, modify, and distribute this
* software and its documentation for any purpose, provided that the
* above copyright notice and the following two paragraphs appear in
* all copies of this software.
*
* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*
* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
*
* Google Author(s): Behdad Esfahbod
*/
#ifndef HB_BIT_SET_INVERTIBLE_HH
#define HB_BIT_SET_INVERTIBLE_HH
#include "hb.hh"
#include "hb-bit-set.hh"
struct hb_bit_set_invertible_t
{
hb_bit_set_t s;
bool inverted = false;
hb_bit_set_invertible_t () = default;
hb_bit_set_invertible_t (hb_bit_set_invertible_t& o) = default;
hb_bit_set_invertible_t (hb_bit_set_invertible_t&& o) = default;
hb_bit_set_invertible_t& operator= (const hb_bit_set_invertible_t& o) = default;
hb_bit_set_invertible_t& operator= (hb_bit_set_invertible_t&& o) = default;
friend void swap (hb_bit_set_invertible_t &a, hb_bit_set_invertible_t &b)
{
if (likely (!a.s.successful || !b.s.successful))
return;
hb_swap (a.inverted, b.inverted);
hb_swap (a.s, b.s);
}
void init () { s.init (); inverted = false; }
void fini () { s.fini (); }
void err () { s.err (); }
bool in_error () const { return s.in_error (); }
explicit operator bool () const { return !is_empty (); }
void reset ()
{
s.reset ();
inverted = false;
}
void clear ()
{
s.clear ();
if (likely (s.successful))
inverted = false;
}
void invert ()
{
if (likely (s.successful))
inverted = !inverted;
}
bool is_empty () const
{
hb_codepoint_t v = INVALID;
next (&v);
return v == INVALID;
}
hb_codepoint_t get_min () const
{
hb_codepoint_t v = INVALID;
next (&v);
return v;
}
hb_codepoint_t get_max () const
{
hb_codepoint_t v = INVALID;
previous (&v);
return v;
}
unsigned int get_population () const
{ return inverted ? INVALID - s.get_population () : s.get_population (); }
void add (hb_codepoint_t g) { unlikely (inverted) ? s.del (g) : s.add (g); }
bool add_range (hb_codepoint_t a, hb_codepoint_t b)
{ return unlikely (inverted) ? (s.del_range (a, b), true) : s.add_range (a, b); }
template <typename T>
void add_array (const T *array, unsigned int count, unsigned int stride=sizeof(T))
{ inverted ? s.del_array (array, count, stride) : s.add_array (array, count, stride); }
template <typename T>
void add_array (const hb_array_t<const T>& arr) { add_array (&arr, arr.len ()); }
/* Might return false if array looks unsorted.
* Used for faster rejection of corrupt data. */
template <typename T>
bool add_sorted_array (const T *array, unsigned int count, unsigned int stride=sizeof(T))
{ return inverted ? s.del_sorted_array (array, count, stride) : s.add_sorted_array (array, count, stride); }
template <typename T>
bool add_sorted_array (const hb_sorted_array_t<const T>& arr) { return add_sorted_array (&arr, arr.len ()); }
void del (hb_codepoint_t g) { unlikely (inverted) ? s.add (g) : s.del (g); }
void del_range (hb_codepoint_t a, hb_codepoint_t b)
{ unlikely (inverted) ? (void) s.add_range (a, b) : s.del_range (a, b); }
bool get (hb_codepoint_t g) const { return s.get (g) ^ inverted; }
/* Has interface. */
static constexpr bool SENTINEL = false;
typedef bool value_t;
value_t operator [] (hb_codepoint_t k) const { return get (k); }
bool has (hb_codepoint_t k) const { return (*this)[k] != SENTINEL; }
/* Predicate. */
bool operator () (hb_codepoint_t k) const { return has (k); }
/* Sink interface. */
hb_bit_set_invertible_t& operator << (hb_codepoint_t v)
{ add (v); return *this; }
hb_bit_set_invertible_t& operator << (const hb_pair_t<hb_codepoint_t, hb_codepoint_t>& range)
{ add_range (range.first, range.second); return *this; }
bool intersects (hb_codepoint_t first, hb_codepoint_t last) const
{
hb_codepoint_t c = first - 1;
return next (&c) && c <= last;
}
void set (const hb_bit_set_invertible_t &other)
{
s.set (other.s);
if (likely (s.successful))
inverted = other.inverted;
}
bool is_equal (const hb_bit_set_invertible_t &other) const
{
if (likely (inverted == other.inverted))
return s.is_equal (other.s);
else
{
/* TODO Add iter_ranges() and use here. */
auto it1 = iter ();
auto it2 = other.iter ();
return hb_all (+ hb_zip (it1, it2)
| hb_map ([](hb_pair_t<hb_codepoint_t, hb_codepoint_t> _) { return _.first == _.second; }));
}
}
bool is_subset (const hb_bit_set_invertible_t &larger_set) const
{
if (unlikely (inverted != larger_set.inverted))
return hb_all (hb_iter (s) | hb_map (larger_set.s));
else
return unlikely (inverted) ? larger_set.s.is_subset (s) : s.is_subset (larger_set.s);
}
protected:
template <typename Op>
void process (const Op& op, const hb_bit_set_invertible_t &other)
{ s.process (op, other.s); }
public:
void union_ (const hb_bit_set_invertible_t &other)
{
if (likely (inverted == other.inverted))
{
if (unlikely (inverted))
process (hb_bitwise_and, other);
else
process (hb_bitwise_or, other); /* Main branch. */
}
else
{
if (unlikely (inverted))
process (hb_bitwise_gt, other);
else
process (hb_bitwise_lt, other);
}
if (likely (s.successful))
inverted = inverted || other.inverted;
}
void intersect (const hb_bit_set_invertible_t &other)
{
if (likely (inverted == other.inverted))
{
if (unlikely (inverted))
process (hb_bitwise_or, other);
else
process (hb_bitwise_and, other); /* Main branch. */
}
else
{
if (unlikely (inverted))
process (hb_bitwise_lt, other);
else
process (hb_bitwise_gt, other);
}
if (likely (s.successful))
inverted = inverted && other.inverted;
}
void subtract (const hb_bit_set_invertible_t &other)
{
if (likely (inverted == other.inverted))
{
if (unlikely (inverted))
process (hb_bitwise_lt, other);
else
process (hb_bitwise_gt, other); /* Main branch. */
}
else
{
if (unlikely (inverted))
process (hb_bitwise_or, other);
else
process (hb_bitwise_and, other);
}
if (likely (s.successful))
inverted = inverted && !other.inverted;
}
void symmetric_difference (const hb_bit_set_invertible_t &other)
{
process (hb_bitwise_xor, other);
if (likely (s.successful))
inverted = inverted ^ other.inverted;
}
bool next (hb_codepoint_t *codepoint) const
{
if (likely (!inverted))
return s.next (codepoint);
auto old = *codepoint;
if (unlikely (old + 1 == INVALID))
{
*codepoint = INVALID;
return false;
}
auto v = old;
s.next (&v);
if (old + 1 < v)
{
*codepoint = old + 1;
return true;
}
v = old;
s.next_range (&old, &v);
*codepoint = v + 1;
return *codepoint != INVALID;
}
bool previous (hb_codepoint_t *codepoint) const
{
if (likely (!inverted))
return s.previous (codepoint);
auto old = *codepoint;
if (unlikely (old - 1 == INVALID))
{
*codepoint = INVALID;
return false;
}
auto v = old;
s.previous (&v);
if (old - 1 > v || v == INVALID)
{
*codepoint = old - 1;
return true;
}
v = old;
s.previous_range (&v, &old);
*codepoint = v - 1;
return *codepoint != INVALID;
}
bool next_range (hb_codepoint_t *first, hb_codepoint_t *last) const
{
if (likely (!inverted))
return s.next_range (first, last);
if (!next (last))
{
*last = *first = INVALID;
return false;
}
*first = *last;
s.next (last);
--*last;
return true;
}
bool previous_range (hb_codepoint_t *first, hb_codepoint_t *last) const
{
if (likely (!inverted))
return s.previous_range (first, last);
if (!previous (first))
{
*last = *first = INVALID;
return false;
}
*last = *first;
s.previous (first);
++*first;
return true;
}
static constexpr hb_codepoint_t INVALID = hb_bit_set_t::INVALID;
/*
* Iterator implementation.
*/
struct iter_t : hb_iter_with_fallback_t<iter_t, hb_codepoint_t>
{
static constexpr bool is_sorted_iterator = true;
iter_t (const hb_bit_set_invertible_t &s_ = Null (hb_bit_set_invertible_t),
bool init = true) : s (&s_), v (INVALID), l(0)
{
if (init)
{
l = s->get_population () + 1;
__next__ ();
}
}
typedef hb_codepoint_t __item_t__;
hb_codepoint_t __item__ () const { return v; }
bool __more__ () const { return v != INVALID; }
void __next__ () { s->next (&v); if (l) l--; }
void __prev__ () { s->previous (&v); }
unsigned __len__ () const { return l; }
iter_t end () const { return iter_t (*s, false); }
bool operator != (const iter_t& o) const
{ return s != o.s || v != o.v; }
protected:
const hb_bit_set_invertible_t *s;
hb_codepoint_t v;
unsigned l;
};
iter_t iter () const { return iter_t (*this); }
operator iter_t () const { return iter (); }
};
#endif /* HB_BIT_SET_INVERTIBLE_HH */

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/*
* Copyright © 2012,2017 Google, Inc.
* Copyright © 2021 Behdad Esfahbod
*
* This is part of HarfBuzz, a text shaping library.
*
* Permission is hereby granted, without written agreement and without
* license or royalty fees, to use, copy, modify, and distribute this
* software and its documentation for any purpose, provided that the
* above copyright notice and the following two paragraphs appear in
* all copies of this software.
*
* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*
* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
*
* Google Author(s): Behdad Esfahbod
*/
#ifndef HB_BIT_SET_HH
#define HB_BIT_SET_HH
#include "hb.hh"
#include "hb-bit-page.hh"
#include "hb-machinery.hh"
struct hb_bit_set_t
{
hb_bit_set_t () = default;
~hb_bit_set_t () = default;
hb_bit_set_t (const hb_bit_set_t& other) : hb_bit_set_t () { set (other); }
hb_bit_set_t ( hb_bit_set_t&& other) : hb_bit_set_t () { hb_swap (*this, other); }
hb_bit_set_t& operator= (const hb_bit_set_t& other) { set (other); return *this; }
hb_bit_set_t& operator= (hb_bit_set_t&& other) { hb_swap (*this, other); return *this; }
friend void swap (hb_bit_set_t &a, hb_bit_set_t &b)
{
if (likely (!a.successful || !b.successful))
return;
hb_swap (a.population, b.population);
hb_swap (a.last_page_lookup, b.last_page_lookup);
hb_swap (a.page_map, b.page_map);
hb_swap (a.pages, b.pages);
}
void init ()
{
successful = true;
population = 0;
last_page_lookup = 0;
page_map.init ();
pages.init ();
}
void fini ()
{
page_map.fini ();
pages.fini ();
}
using page_t = hb_bit_page_t;
struct page_map_t
{
int cmp (const page_map_t &o) const { return cmp (o.major); }
int cmp (uint32_t o_major) const { return (int) o_major - (int) major; }
uint32_t major;
uint32_t index;
};
bool successful = true; /* Allocations successful */
mutable unsigned int population = 0;
mutable unsigned int last_page_lookup = 0;
hb_sorted_vector_t<page_map_t> page_map;
hb_vector_t<page_t> pages;
void err () { if (successful) successful = false; } /* TODO Remove */
bool in_error () const { return !successful; }
bool resize (unsigned int count)
{
if (unlikely (!successful)) return false;
if (unlikely (!pages.resize (count) || !page_map.resize (count)))
{
pages.resize (page_map.length);
successful = false;
return false;
}
return true;
}
void reset ()
{
successful = true;
clear ();
}
void clear ()
{
resize (0);
if (likely (successful))
population = 0;
}
bool is_empty () const
{
unsigned int count = pages.length;
for (unsigned int i = 0; i < count; i++)
if (!pages[i].is_empty ())
return false;
return true;
}
explicit operator bool () const { return !is_empty (); }
private:
void dirty () { population = UINT_MAX; }
public:
void add (hb_codepoint_t g)
{
if (unlikely (!successful)) return;
if (unlikely (g == INVALID)) return;
dirty ();
page_t *page = page_for (g, true); if (unlikely (!page)) return;
page->add (g);
}
bool add_range (hb_codepoint_t a, hb_codepoint_t b)
{
if (unlikely (!successful)) return true; /* https://github.com/harfbuzz/harfbuzz/issues/657 */
if (unlikely (a > b || a == INVALID || b == INVALID)) return false;
dirty ();
unsigned int ma = get_major (a);
unsigned int mb = get_major (b);
if (ma == mb)
{
page_t *page = page_for (a, true); if (unlikely (!page)) return false;
page->add_range (a, b);
}
else
{
page_t *page = page_for (a, true); if (unlikely (!page)) return false;
page->add_range (a, major_start (ma + 1) - 1);
for (unsigned int m = ma + 1; m < mb; m++)
{
page = page_for (major_start (m), true); if (unlikely (!page)) return false;
page->init1 ();
}
page = page_for (b, true); if (unlikely (!page)) return false;
page->add_range (major_start (mb), b);
}
return true;
}
template <typename T>
void set_array (bool v, const T *array, unsigned int count, unsigned int stride=sizeof(T))
{
if (unlikely (!successful)) return;
if (!count) return;
dirty ();
hb_codepoint_t g = *array;
while (count)
{
unsigned int m = get_major (g);
page_t *page = page_for (g, v); if (unlikely (v && !page)) return;
unsigned int start = major_start (m);
unsigned int end = major_start (m + 1);
do
{
if (v || page) /* The v check is to optimize out the page check if v is true. */
page->set (g, v);
array = &StructAtOffsetUnaligned<T> (array, stride);
count--;
}
while (count && (g = *array, start <= g && g < end));
}
}
template <typename T>
void add_array (const T *array, unsigned int count, unsigned int stride=sizeof(T))
{ set_array (true, array, count, stride); }
template <typename T>
void add_array (const hb_array_t<const T>& arr) { add_array (&arr, arr.len ()); }
template <typename T>
void del_array (const T *array, unsigned int count, unsigned int stride=sizeof(T))
{ set_array (false, array, count, stride); }
template <typename T>
void del_array (const hb_array_t<const T>& arr) { del_array (&arr, arr.len ()); }
/* Might return false if array looks unsorted.
* Used for faster rejection of corrupt data. */
template <typename T>
bool set_sorted_array (bool v, const T *array, unsigned int count, unsigned int stride=sizeof(T))
{
if (unlikely (!successful)) return true; /* https://github.com/harfbuzz/harfbuzz/issues/657 */
if (!count) return true;
dirty ();
hb_codepoint_t g = *array;
hb_codepoint_t last_g = g;
while (count)
{
unsigned int m = get_major (g);
page_t *page = page_for (g, v); if (unlikely (v && !page)) return false;
unsigned int end = major_start (m + 1);
do
{
/* If we try harder we can change the following comparison to <=;
* Not sure if it's worth it. */
if (g < last_g) return false;
last_g = g;
if (v || page) /* The v check is to optimize out the page check if v is true. */
page->add (g);
array = (const T *) ((const char *) array + stride);
count--;
}
while (count && (g = *array, g < end));
}
return true;
}
template <typename T>
bool add_sorted_array (const T *array, unsigned int count, unsigned int stride=sizeof(T))
{ return set_sorted_array (true, array, count, stride); }
template <typename T>
bool add_sorted_array (const hb_sorted_array_t<const T>& arr) { return add_sorted_array (&arr, arr.len ()); }
template <typename T>
bool del_sorted_array (const T *array, unsigned int count, unsigned int stride=sizeof(T))
{ return set_sorted_array (false, array, count, stride); }
template <typename T>
bool del_sorted_array (const hb_sorted_array_t<const T>& arr) { return del_sorted_array (&arr, arr.len ()); }
void del (hb_codepoint_t g)
{
if (unlikely (!successful)) return;
page_t *page = page_for (g);
if (!page)
return;
dirty ();
page->del (g);
}
private:
void del_pages (int ds, int de)
{
if (ds <= de)
{
// Pre-allocate the workspace that compact() will need so we can bail on allocation failure
// before attempting to rewrite the page map.
hb_vector_t<unsigned> compact_workspace;
if (unlikely (!allocate_compact_workspace (compact_workspace))) return;
unsigned int write_index = 0;
for (unsigned int i = 0; i < page_map.length; i++)
{
int m = (int) page_map[i].major;
if (m < ds || de < m)
page_map[write_index++] = page_map[i];
}
compact (compact_workspace, write_index);
resize (write_index);
}
}
public:
void del_range (hb_codepoint_t a, hb_codepoint_t b)
{
if (unlikely (!successful)) return;
if (unlikely (a > b || a == INVALID)) return;
dirty ();
unsigned int ma = get_major (a);
unsigned int mb = get_major (b);
/* Delete pages from ds through de if ds <= de. */
int ds = (a == major_start (ma))? (int) ma: (int) (ma + 1);
int de = (b + 1 == major_start (mb + 1))? (int) mb: ((int) mb - 1);
if (ds > de || (int) ma < ds)
{
page_t *page = page_for (a);
if (page)
{
if (ma == mb)
page->del_range (a, b);
else
page->del_range (a, major_start (ma + 1) - 1);
}
}
if (de < (int) mb && ma != mb)
{
page_t *page = page_for (b);
if (page)
page->del_range (major_start (mb), b);
}
del_pages (ds, de);
}
bool get (hb_codepoint_t g) const
{
const page_t *page = page_for (g);
if (!page)
return false;
return page->get (g);
}
/* Has interface. */
static constexpr bool SENTINEL = false;
typedef bool value_t;
value_t operator [] (hb_codepoint_t k) const { return get (k); }
bool has (hb_codepoint_t k) const { return (*this)[k] != SENTINEL; }
/* Predicate. */
bool operator () (hb_codepoint_t k) const { return has (k); }
/* Sink interface. */
hb_bit_set_t& operator << (hb_codepoint_t v)
{ add (v); return *this; }
hb_bit_set_t& operator << (const hb_pair_t<hb_codepoint_t, hb_codepoint_t>& range)
{ add_range (range.first, range.second); return *this; }
bool intersects (hb_codepoint_t first, hb_codepoint_t last) const
{
hb_codepoint_t c = first - 1;
return next (&c) && c <= last;
}
void set (const hb_bit_set_t &other)
{
if (unlikely (!successful)) return;
unsigned int count = other.pages.length;
if (unlikely (!resize (count)))
return;
population = other.population;
/* TODO switch to vector operator =. */
hb_memcpy ((void *) pages, (const void *) other.pages, count * pages.item_size);
hb_memcpy ((void *) page_map, (const void *) other.page_map, count * page_map.item_size);
}
bool is_equal (const hb_bit_set_t &other) const
{
if (has_population () && other.has_population () &&
get_population () != other.get_population ())
return false;
unsigned int na = pages.length;
unsigned int nb = other.pages.length;
unsigned int a = 0, b = 0;
for (; a < na && b < nb; )
{
if (page_at (a).is_empty ()) { a++; continue; }
if (other.page_at (b).is_empty ()) { b++; continue; }
if (page_map[a].major != other.page_map[b].major ||
!page_at (a).is_equal (other.page_at (b)))
return false;
a++;
b++;
}
for (; a < na; a++)
if (!page_at (a).is_empty ()) { return false; }
for (; b < nb; b++)
if (!other.page_at (b).is_empty ()) { return false; }
return true;
}
bool is_subset (const hb_bit_set_t &larger_set) const
{
if (has_population () && larger_set.has_population () &&
get_population () != larger_set.get_population ())
return false;
uint32_t spi = 0;
for (uint32_t lpi = 0; spi < page_map.length && lpi < larger_set.page_map.length; lpi++)
{
uint32_t spm = page_map[spi].major;
uint32_t lpm = larger_set.page_map[lpi].major;
auto sp = page_at (spi);
auto lp = larger_set.page_at (lpi);
if (spm < lpm && !sp.is_empty ())
return false;
if (lpm < spm)
continue;
if (!sp.is_subset (lp))
return false;
spi++;
}
while (spi < page_map.length)
if (!page_at (spi++).is_empty ())
return false;
return true;
}
private:
bool allocate_compact_workspace (hb_vector_t<unsigned>& workspace)
{
if (unlikely (!workspace.resize (pages.length)))
{
successful = false;
return false;
}
return true;
}
/*
* workspace should be a pre-sized vector allocated to hold at exactly pages.length
* elements.
*/
void compact (hb_vector_t<unsigned>& workspace,
unsigned int length)
{
assert(workspace.length == pages.length);
hb_vector_t<unsigned>& old_index_to_page_map_index = workspace;
hb_fill (old_index_to_page_map_index.writer(), 0xFFFFFFFF);
for (unsigned i = 0; i < length; i++)
old_index_to_page_map_index[page_map[i].index] = i;
compact_pages (old_index_to_page_map_index);
}
void compact_pages (const hb_vector_t<unsigned>& old_index_to_page_map_index)
{
unsigned int write_index = 0;
for (unsigned int i = 0; i < pages.length; i++)
{
if (old_index_to_page_map_index[i] == 0xFFFFFFFF) continue;
if (write_index < i)
pages[write_index] = pages[i];
page_map[old_index_to_page_map_index[i]].index = write_index;
write_index++;
}
}
public:
template <typename Op>
void process (const Op& op, const hb_bit_set_t &other)
{
const bool passthru_left = op (1, 0);
const bool passthru_right = op (0, 1);
if (unlikely (!successful)) return;
dirty ();
unsigned int na = pages.length;
unsigned int nb = other.pages.length;
unsigned int next_page = na;
unsigned int count = 0, newCount = 0;
unsigned int a = 0, b = 0;
unsigned int write_index = 0;
// Pre-allocate the workspace that compact() will need so we can bail on allocation failure
// before attempting to rewrite the page map.
hb_vector_t<unsigned> compact_workspace;
if (!passthru_left && unlikely (!allocate_compact_workspace (compact_workspace))) return;
for (; a < na && b < nb; )
{
if (page_map[a].major == other.page_map[b].major)
{
if (!passthru_left)
{
// Move page_map entries that we're keeping from the left side set
// to the front of the page_map vector. This isn't necessary if
// passthru_left is set since no left side pages will be removed
// in that case.
if (write_index < a)
page_map[write_index] = page_map[a];
write_index++;
}
count++;
a++;
b++;
}
else if (page_map[a].major < other.page_map[b].major)
{
if (passthru_left)
count++;
a++;
}
else
{
if (passthru_right)
count++;
b++;
}
}
if (passthru_left)
count += na - a;
if (passthru_right)
count += nb - b;
if (!passthru_left)
{
na = write_index;
next_page = write_index;
compact (compact_workspace, write_index);
}
if (unlikely (!resize (count)))
return;
newCount = count;
/* Process in-place backward. */
a = na;
b = nb;
for (; a && b; )
{
if (page_map[a - 1].major == other.page_map[b - 1].major)
{
a--;
b--;
count--;
page_map[count] = page_map[a];
page_at (count).v = op (page_at (a).v, other.page_at (b).v);
}
else if (page_map[a - 1].major > other.page_map[b - 1].major)
{
a--;
if (passthru_left)
{
count--;
page_map[count] = page_map[a];
}
}
else
{
b--;
if (passthru_right)
{
count--;
page_map[count].major = other.page_map[b].major;
page_map[count].index = next_page++;
page_at (count).v = other.page_at (b).v;
}
}
}
if (passthru_left)
while (a)
{
a--;
count--;
page_map[count] = page_map [a];
}
if (passthru_right)
while (b)
{
b--;
count--;
page_map[count].major = other.page_map[b].major;
page_map[count].index = next_page++;
page_at (count).v = other.page_at (b).v;
}
assert (!count);
resize (newCount);
}
void union_ (const hb_bit_set_t &other) { process (hb_bitwise_or, other); }
void intersect (const hb_bit_set_t &other) { process (hb_bitwise_and, other); }
void subtract (const hb_bit_set_t &other) { process (hb_bitwise_gt, other); }
void symmetric_difference (const hb_bit_set_t &other) { process (hb_bitwise_xor, other); }
bool next (hb_codepoint_t *codepoint) const
{
// TODO: this should be merged with prev() as both implementations
// are very similar.
if (unlikely (*codepoint == INVALID)) {
*codepoint = get_min ();
return *codepoint != INVALID;
}
const auto* page_map_array = page_map.arrayZ;
unsigned int major = get_major (*codepoint);
unsigned int i = last_page_lookup;
if (unlikely (i >= page_map.length || page_map_array[i].major != major))
{
page_map.bfind (major, &i, HB_NOT_FOUND_STORE_CLOSEST);
if (i >= page_map.length) {
*codepoint = INVALID;
return false;
}
}
const auto* pages_array = pages.arrayZ;
const page_map_t &current = page_map_array[i];
if (likely (current.major == major))
{
if (pages_array[current.index].next (codepoint))
{
*codepoint += current.major * page_t::PAGE_BITS;
last_page_lookup = i;
return true;
}
i++;
}
for (; i < page_map.length; i++)
{
const page_map_t &current = page_map.arrayZ[i];
hb_codepoint_t m = pages_array[current.index].get_min ();
if (m != INVALID)
{
*codepoint = current.major * page_t::PAGE_BITS + m;
last_page_lookup = i;
return true;
}
}
last_page_lookup = 0;
*codepoint = INVALID;
return false;
}
bool previous (hb_codepoint_t *codepoint) const
{
if (unlikely (*codepoint == INVALID)) {
*codepoint = get_max ();
return *codepoint != INVALID;
}
page_map_t map = {get_major (*codepoint), 0};
unsigned int i;
page_map.bfind (map, &i, HB_NOT_FOUND_STORE_CLOSEST);
if (i < page_map.length && page_map[i].major == map.major)
{
if (pages[page_map[i].index].previous (codepoint))
{
*codepoint += page_map[i].major * page_t::PAGE_BITS;
return true;
}
}
i--;
for (; (int) i >= 0; i--)
{
hb_codepoint_t m = pages[page_map[i].index].get_max ();
if (m != INVALID)
{
*codepoint = page_map[i].major * page_t::PAGE_BITS + m;
return true;
}
}
*codepoint = INVALID;
return false;
}
bool next_range (hb_codepoint_t *first, hb_codepoint_t *last) const
{
hb_codepoint_t i;
i = *last;
if (!next (&i))
{
*last = *first = INVALID;
return false;
}
/* TODO Speed up. */
*last = *first = i;
while (next (&i) && i == *last + 1)
(*last)++;
return true;
}
bool previous_range (hb_codepoint_t *first, hb_codepoint_t *last) const
{
hb_codepoint_t i;
i = *first;
if (!previous (&i))
{
*last = *first = INVALID;
return false;
}
/* TODO Speed up. */
*last = *first = i;
while (previous (&i) && i == *first - 1)
(*first)--;
return true;
}
bool has_population () const { return population != UINT_MAX; }
unsigned int get_population () const
{
if (has_population ())
return population;
unsigned int pop = 0;
unsigned int count = pages.length;
for (unsigned int i = 0; i < count; i++)
pop += pages[i].get_population ();
population = pop;
return pop;
}
hb_codepoint_t get_min () const
{
unsigned count = pages.length;
for (unsigned i = 0; i < count; i++)
{
const auto& map = page_map[i];
const auto& page = pages[map.index];
if (!page.is_empty ())
return map.major * page_t::PAGE_BITS + page.get_min ();
}
return INVALID;
}
hb_codepoint_t get_max () const
{
unsigned count = pages.length;
for (signed i = count - 1; i >= 0; i--)
{
const auto& map = page_map[(unsigned) i];
const auto& page = pages[map.index];
if (!page.is_empty ())
return map.major * page_t::PAGE_BITS + page.get_max ();
}
return INVALID;
}
static constexpr hb_codepoint_t INVALID = page_t::INVALID;
/*
* Iterator implementation.
*/
struct iter_t : hb_iter_with_fallback_t<iter_t, hb_codepoint_t>
{
static constexpr bool is_sorted_iterator = true;
iter_t (const hb_bit_set_t &s_ = Null (hb_bit_set_t),
bool init = true) : s (&s_), v (INVALID), l(0)
{
if (init)
{
l = s->get_population () + 1;
__next__ ();
}
}
typedef hb_codepoint_t __item_t__;
hb_codepoint_t __item__ () const { return v; }
bool __more__ () const { return v != INVALID; }
void __next__ () { s->next (&v); if (l) l--; }
void __prev__ () { s->previous (&v); }
unsigned __len__ () const { return l; }
iter_t end () const { return iter_t (*s, false); }
bool operator != (const iter_t& o) const
{ return s != o.s || v != o.v; }
protected:
const hb_bit_set_t *s;
hb_codepoint_t v;
unsigned l;
};
iter_t iter () const { return iter_t (*this); }
operator iter_t () const { return iter (); }
protected:
page_t *page_for (hb_codepoint_t g, bool insert = false)
{
page_map_t map = {get_major (g), pages.length};
unsigned int i;
if (!page_map.bfind (map, &i, HB_NOT_FOUND_STORE_CLOSEST))
{
if (!insert)
return nullptr;
if (unlikely (!resize (pages.length + 1)))
return nullptr;
pages[map.index].init0 ();
memmove (page_map + i + 1,
page_map + i,
(page_map.length - 1 - i) * page_map.item_size);
page_map[i] = map;
}
return &pages[page_map[i].index];
}
const page_t *page_for (hb_codepoint_t g) const
{
page_map_t key = {get_major (g)};
const page_map_t *found = page_map.bsearch (key);
if (found)
return &pages[found->index];
return nullptr;
}
page_t &page_at (unsigned int i) { return pages[page_map[i].index]; }
const page_t &page_at (unsigned int i) const { return pages[page_map[i].index]; }
unsigned int get_major (hb_codepoint_t g) const { return g / page_t::PAGE_BITS; }
hb_codepoint_t major_start (unsigned int major) const { return major * page_t::PAGE_BITS; }
};
#endif /* HB_BIT_SET_HH */

2
gfx/harfbuzz/src/hb-blob.hh
View file

@ -88,7 +88,7 @@ struct hb_blob_ptr_t
const T * get () const { return b->as<T> (); }
hb_blob_t * get_blob () const { return b.get_raw (); }
unsigned int get_length () const { return b.get ()->length; }
void destroy () { hb_blob_destroy (b.get ()); b = nullptr; }
void destroy () { hb_blob_destroy (b.get_raw ()); b = nullptr; }
private:
hb_nonnull_ptr_t<hb_blob_t> b;

1247
gfx/harfbuzz/src/hb-buffer-deserialize-json.hh
View file

File diff suppressed because it is too large Load diff

1491
gfx/harfbuzz/src/hb-buffer-deserialize-text.hh
View file

File diff suppressed because it is too large Load diff

168
gfx/harfbuzz/src/hb-buffer.cc
View file

@ -96,14 +96,15 @@ hb_segment_properties_hash (const hb_segment_properties_t *p)
* As an optimization, both info and out_info may point to the
* same piece of memory, which is owned by info. This remains the
* case as long as out_len doesn't exceed i at any time.
* In that case, swap_buffers() is no-op and the glyph operations operate
* mostly in-place.
* In that case, swap_buffers() is mostly no-op and the glyph operations
* operate mostly in-place.
*
* As soon as out_info gets longer than info, out_info is moved over
* to an alternate buffer (which we reuse the pos buffer for!), and its
* to an alternate buffer (which we reuse the pos buffer for), and its
* current contents (out_len entries) are copied to the new place.
*
* This should all remain transparent to the user. swap_buffers() then
* switches info and out_info.
* switches info over to out_info and does housekeeping.
*/
@ -223,6 +224,7 @@ hb_buffer_t::reset ()
flags = HB_BUFFER_FLAG_DEFAULT;
replacement = HB_BUFFER_REPLACEMENT_CODEPOINT_DEFAULT;
invisible = 0;
not_found = 0;
clear ();
}
@ -281,22 +283,13 @@ hb_buffer_t::add_info (const hb_glyph_info_t &glyph_info)
}
void
hb_buffer_t::remove_output ()
{
have_output = false;
have_positions = false;
out_len = 0;
out_info = info;
}
void
hb_buffer_t::clear_output ()
{
have_output = true;
have_positions = false;
idx = 0;
out_len = 0;
out_info = info;
}
@ -316,29 +309,23 @@ hb_buffer_t::clear_positions ()
void
hb_buffer_t::swap_buffers ()
{
if (unlikely (!successful)) return;
assert (have_output);
assert (idx <= len);
if (unlikely (!next_glyphs (len - idx))) return;
assert (have_output);
have_output = false;
if (unlikely (!successful || !next_glyphs (len - idx)))
goto reset;
if (out_info != info)
{
hb_glyph_info_t *tmp;
tmp = info;
pos = (hb_glyph_position_t *) info;
info = out_info;
out_info = tmp;
pos = (hb_glyph_position_t *) out_info;
}
unsigned int tmp;
tmp = len;
len = out_len;
out_len = tmp;
reset:
have_output = false;
out_len = 0;
idx = 0;
}
@ -373,12 +360,11 @@ hb_buffer_t::move_to (unsigned int i)
/* This will blow in our face if memory allocation fails later
* in this same lookup...
*
* We used to shift with extra 32 items, instead of the 0 below.
* We used to shift with extra 32 items.
* But that would leave empty slots in the buffer in case of allocation
* failures. Setting to zero for now to avoid other problems (see
* comments in shift_forward(). This can cause O(N^2) behavior more
* severely than adding 32 empty slots can... */
if (unlikely (idx < count && !shift_forward (count + 0))) return false;
* failures. See comments in shift_forward(). This can cause O(N^2)
* behavior more severely than adding 32 empty slots can... */
if (unlikely (idx < count && !shift_forward (count - idx))) return false;
assert (idx >= count);
@ -409,52 +395,6 @@ hb_buffer_t::set_masks (hb_mask_t value,
info[i].mask = (info[i].mask & not_mask) | value;
}
void
hb_buffer_t::reverse_range (unsigned int start,
unsigned int end)
{
if (end - start < 2)
return;
hb_array_t<hb_glyph_info_t> (info, len).reverse (start, end);
if (have_positions) {
hb_array_t<hb_glyph_position_t> (pos, len).reverse (start, end);
}
}
void
hb_buffer_t::reverse ()
{
if (unlikely (!len))
return;
reverse_range (0, len);
}
void
hb_buffer_t::reverse_clusters ()
{
unsigned int i, start, count, last_cluster;
if (unlikely (!len))
return;
reverse ();
count = len;
start = 0;
last_cluster = info[0].cluster;
for (i = 1; i < count; i++) {
if (last_cluster != info[i].cluster) {
reverse_range (start, i);
start = i;
last_cluster = info[i].cluster;
}
}
reverse_range (start, i);
}
void
hb_buffer_t::merge_clusters_impl (unsigned int start,
unsigned int end)
@ -557,7 +497,7 @@ void
hb_buffer_t::unsafe_to_break_impl (unsigned int start, unsigned int end)
{
unsigned int cluster = UINT_MAX;
cluster = _unsafe_to_break_find_min_cluster (info, start, end, cluster);
cluster = _infos_find_min_cluster (info, start, end, cluster);
_unsafe_to_break_set_mask (info, start, end, cluster);
}
void
@ -573,8 +513,9 @@ hb_buffer_t::unsafe_to_break_from_outbuffer (unsigned int start, unsigned int en
assert (idx <= end);
unsigned int cluster = UINT_MAX;
cluster = _unsafe_to_break_find_min_cluster (out_info, start, out_len, cluster);
cluster = _unsafe_to_break_find_min_cluster (info, idx, end, cluster);
cluster = _infos_find_min_cluster (out_info, start, out_len, cluster);
cluster = _infos_find_min_cluster (info, idx, end, cluster);
_unsafe_to_break_set_mask (out_info, start, out_len, cluster);
_unsafe_to_break_set_mask (info, idx, end, cluster);
}
@ -623,6 +564,7 @@ DEFINE_NULL_INSTANCE (hb_buffer_t) =
HB_BUFFER_CLUSTER_LEVEL_DEFAULT,
HB_BUFFER_REPLACEMENT_CODEPOINT_DEFAULT,
0, /* invisible */
0, /* not_found */
HB_BUFFER_SCRATCH_FLAG_DEFAULT,
HB_BUFFER_MAX_LEN_DEFAULT,
HB_BUFFER_MAX_OPS_DEFAULT,
@ -630,7 +572,7 @@ DEFINE_NULL_INSTANCE (hb_buffer_t) =
HB_BUFFER_CONTENT_TYPE_INVALID,
HB_SEGMENT_PROPERTIES_DEFAULT,
false, /* successful */
true, /* have_output */
false, /* have_output */
true /* have_positions */
/* Zero is good enough for everything else. */
@ -1173,6 +1115,46 @@ hb_buffer_get_invisible_glyph (hb_buffer_t *buffer)
return buffer->invisible;
}
/**
* hb_buffer_set_not_found_glyph:
* @buffer: An #hb_buffer_t
* @not_found: the not-found #hb_codepoint_t
*
* Sets the #hb_codepoint_t that replaces characters not found in
* the font during shaping.
*
* The not-found glyph defaults to zero, sometimes knows as the
* ".notdef" glyph. This API allows for differentiating the two.
*
* Since: 3.1.0
**/
void
hb_buffer_set_not_found_glyph (hb_buffer_t *buffer,
hb_codepoint_t not_found)
{
if (unlikely (hb_object_is_immutable (buffer)))
return;
buffer->not_found = not_found;
}
/**
* hb_buffer_get_not_found_glyph:
* @buffer: An #hb_buffer_t
*
* See hb_buffer_set_not_found_glyph().
*
* Return value:
* The @buffer not-found #hb_codepoint_t
*
* Since: 3.1.0
**/
hb_codepoint_t
hb_buffer_get_not_found_glyph (hb_buffer_t *buffer)
{
return buffer->not_found;
}
/**
* hb_buffer_reset:
@ -1770,6 +1752,28 @@ hb_buffer_append (hb_buffer_t *buffer,
memcpy (buffer->info + orig_len, source->info + start, (end - start) * sizeof (buffer->info[0]));
if (buffer->have_positions)
memcpy (buffer->pos + orig_len, source->pos + start, (end - start) * sizeof (buffer->pos[0]));
if (source->content_type == HB_BUFFER_CONTENT_TYPE_UNICODE)
{
/* See similar logic in add_utf. */
/* pre-context */
if (!orig_len && start + source->context_len[0] > 0)
{
buffer->clear_context (0);
while (start > 0 && buffer->context_len[0] < buffer->CONTEXT_LENGTH)
buffer->context[0][buffer->context_len[0]++] = source->info[--start].codepoint;
for (auto i = 0u; i < source->context_len[0] && buffer->context_len[0] < buffer->CONTEXT_LENGTH; i++)
buffer->context[0][buffer->context_len[0]++] = source->context[0][i];
}
/* post-context */
buffer->clear_context (1);
while (end < source->len && buffer->context_len[1] < buffer->CONTEXT_LENGTH)
buffer->context[1][buffer->context_len[1]++] = source->info[end++].codepoint;
for (auto i = 0u; i < source->context_len[1] && buffer->context_len[1] < buffer->CONTEXT_LENGTH; i++)
buffer->context[1][buffer->context_len[1]++] = source->context[1][i];
}
}

7
gfx/harfbuzz/src/hb-buffer.h
View file

@ -383,6 +383,13 @@ hb_buffer_set_invisible_glyph (hb_buffer_t *buffer,
HB_EXTERN hb_codepoint_t
hb_buffer_get_invisible_glyph (hb_buffer_t *buffer);
HB_EXTERN void
hb_buffer_set_not_found_glyph (hb_buffer_t *buffer,
hb_codepoint_t not_found);
HB_EXTERN hb_codepoint_t
hb_buffer_get_not_found_glyph (hb_buffer_t *buffer);
HB_EXTERN void
hb_buffer_reset (hb_buffer_t *buffer);

95
gfx/harfbuzz/src/hb-buffer.hh
View file

@ -93,6 +93,7 @@ struct hb_buffer_t
hb_buffer_cluster_level_t cluster_level;
hb_codepoint_t replacement; /* U+FFFD or something else. */
hb_codepoint_t invisible; /* 0 or something else. */
hb_codepoint_t not_found; /* 0 or something else. */
hb_buffer_scratch_flags_t scratch_flags; /* Have space-fallback, etc. */
unsigned int max_len; /* Maximum allowed len. */
int max_ops; /* Maximum allowed operations. */
@ -107,7 +108,7 @@ struct hb_buffer_t
unsigned int idx; /* Cursor into ->info and ->pos arrays */
unsigned int len; /* Length of ->info and ->pos arrays */
unsigned int out_len; /* Length of ->out array if have_output */
unsigned int out_len; /* Length of ->out_info array if have_output */
unsigned int allocated; /* Length of allocated arrays */
hb_glyph_info_t *info;
@ -189,13 +190,10 @@ struct hb_buffer_t
hb_glyph_info_t &prev () { return out_info[out_len ? out_len - 1 : 0]; }
hb_glyph_info_t prev () const { return out_info[out_len ? out_len - 1 : 0]; }
HB_NODISCARD bool has_separate_output () const { return info != out_info; }
HB_INTERNAL void reset ();
HB_INTERNAL void clear ();
unsigned int backtrack_len () const { return have_output? out_len : idx; }
unsigned int backtrack_len () const { return have_output ? out_len : idx; }
unsigned int lookahead_len () const { return len - idx; }
unsigned int next_serial () { return serial++; }
@ -203,13 +201,58 @@ struct hb_buffer_t
unsigned int cluster);
HB_INTERNAL void add_info (const hb_glyph_info_t &glyph_info);
HB_INTERNAL void reverse_range (unsigned int start, unsigned int end);
HB_INTERNAL void reverse ();
HB_INTERNAL void reverse_clusters ();
void reverse_range (unsigned start, unsigned end)
{
hb_array_t<hb_glyph_info_t> (info, len).reverse (start, end);
if (have_positions)
hb_array_t<hb_glyph_position_t> (pos, len).reverse (start, end);
}
void reverse () { reverse_range (0, len); }
template <typename FuncType>
void reverse_groups (const FuncType& group,
bool merge_clusters = false)
{
if (unlikely (!len))
return;
unsigned start = 0;
unsigned i;
for (i = 1; i < len; i++)
{
if (!group (info[i - 1], info[i]))
{
if (merge_clusters)
this->merge_clusters (start, i);
reverse_range (start, i);
start = i;
}
}
if (merge_clusters)
this->merge_clusters (start, i);
reverse_range (start, i);
reverse ();
}
template <typename FuncType>
unsigned group_end (unsigned start, const FuncType& group) const
{
while (++start < len && group (info[start - 1], info[start]))
;
return start;
}
static bool _cluster_group_func (const hb_glyph_info_t& a,
const hb_glyph_info_t& b)
{ return a.cluster == b.cluster; }
void reverse_clusters () { reverse_groups (_cluster_group_func); }
HB_INTERNAL void guess_segment_properties ();
HB_INTERNAL void swap_buffers ();
HB_INTERNAL void remove_output ();
HB_INTERNAL void clear_output ();
HB_INTERNAL void clear_positions ();
@ -431,10 +474,10 @@ struct hb_buffer_t
inf.cluster = cluster;
}
unsigned int
_unsafe_to_break_find_min_cluster (const hb_glyph_info_t *infos,
unsigned int start, unsigned int end,
unsigned int cluster) const
static unsigned
_infos_find_min_cluster (const hb_glyph_info_t *infos,
unsigned start, unsigned end,
unsigned cluster)
{
for (unsigned int i = start; i < end; i++)
cluster = hb_min (cluster, infos[i].cluster);
@ -453,36 +496,24 @@ struct hb_buffer_t
}
}
void unsafe_to_break_all () { unsafe_to_break_impl (0, len); }
void safe_to_break_all ()
void clear_glyph_flags (hb_mask_t mask = 0)
{
for (unsigned int i = 0; i < len; i++)
info[i].mask &= ~HB_GLYPH_FLAG_UNSAFE_TO_BREAK;
info[i].mask = (info[i].mask & ~HB_GLYPH_FLAG_DEFINED) | (mask & HB_GLYPH_FLAG_DEFINED);
}
};
DECLARE_NULL_INSTANCE (hb_buffer_t);
/* Loop over clusters. Duplicated in foreach_syllable(). */
#define foreach_cluster(buffer, start, end) \
#define foreach_group(buffer, start, end, group_func) \
for (unsigned int \
_count = buffer->len, \
start = 0, end = _count ? _next_cluster (buffer, 0) : 0; \
start = 0, end = _count ? buffer->group_end (0, group_func) : 0; \
start < _count; \
start = end, end = _next_cluster (buffer, start))
start = end, end = buffer->group_end (start, group_func))
static inline unsigned int
_next_cluster (hb_buffer_t *buffer, unsigned int start)
{
hb_glyph_info_t *info = buffer->info;
unsigned int count = buffer->len;
unsigned int cluster = info[start].cluster;
while (++start < count && cluster == info[start].cluster)
;
return start;
}
#define foreach_cluster(buffer, start, end) \
foreach_group (buffer, start, end, hb_buffer_t::_cluster_group_func)
#define HB_BUFFER_XALLOCATE_VAR(b, func, var) \

4
gfx/harfbuzz/src/hb-cff2-interp-cs.hh
View file

@ -136,8 +136,8 @@ struct cff2_cs_interp_env_t : cs_interp_env_t<blend_arg_t, CFF2Subrs>
if (unlikely (!scalars.resize (region_count)))
set_error ();
else
varStore->varStore.get_scalars (get_ivs (), coords, num_coords,
&scalars[0], region_count);
varStore->varStore.get_region_scalars (get_ivs (), coords, num_coords,
&scalars[0], region_count);
}
seen_blend = true;
}

11
gfx/harfbuzz/src/hb-common.cc
View file

@ -280,8 +280,7 @@ struct hb_language_item_t {
static hb_atomic_ptr_t <hb_language_item_t> langs;
#if HB_USE_ATEXIT
static void
static inline void
free_langs ()
{
retry:
@ -296,7 +295,6 @@ retry:
first_lang = next;
}
}
#endif
static hb_language_item_t *
lang_find_or_insert (const char *key)
@ -327,10 +325,8 @@ retry:
goto retry;
}
#if HB_USE_ATEXIT
if (!first_lang)
atexit (free_langs); /* First person registers atexit() callback. */
#endif
hb_atexit (free_langs); /* First person registers atexit() callback. */
return lang;
}
@ -599,6 +595,9 @@ hb_script_get_horizontal_direction (hb_script_t script)
case HB_SCRIPT_CHORASMIAN:
case HB_SCRIPT_YEZIDI:
/* Unicode-14.0 additions */
case HB_SCRIPT_OLD_UYGHUR:
return HB_DIRECTION_RTL;

14
gfx/harfbuzz/src/hb-common.h
View file

@ -476,6 +476,11 @@ hb_language_get_default (void);
* @HB_SCRIPT_DIVES_AKURU: `Diak`, Since: 2.6.7
* @HB_SCRIPT_KHITAN_SMALL_SCRIPT: `Kits`, Since: 2.6.7
* @HB_SCRIPT_YEZIDI: `Yezi`, Since: 2.6.7
* @HB_SCRIPT_CYPRO_MINOAN: `Cpmn`, Since: 3.0.0
* @HB_SCRIPT_OLD_UYGHUR: `Ougr`, Since: 3.0.0
* @HB_SCRIPT_TANGSA: `Tnsa`, Since: 3.0.0
* @HB_SCRIPT_TOTO: `Toto`, Since: 3.0.0
* @HB_SCRIPT_VITHKUQI: `Vith`, Since: 3.0.0
* @HB_SCRIPT_INVALID: No script set
*
* Data type for scripts. Each #hb_script_t's value is an #hb_tag_t corresponding
@ -683,6 +688,15 @@ typedef enum
HB_SCRIPT_KHITAN_SMALL_SCRIPT = HB_TAG ('K','i','t','s'), /*13.0*/
HB_SCRIPT_YEZIDI = HB_TAG ('Y','e','z','i'), /*13.0*/
/*
* Since 3.0.0
*/
HB_SCRIPT_CYPRO_MINOAN = HB_TAG ('C','p','m','n'), /*14.0*/
HB_SCRIPT_OLD_UYGHUR = HB_TAG ('O','u','g','r'), /*14.0*/
HB_SCRIPT_TANGSA = HB_TAG ('T','n','s','a'), /*14.0*/
HB_SCRIPT_TOTO = HB_TAG ('T','o','t','o'), /*14.0*/
HB_SCRIPT_VITHKUQI = HB_TAG ('V','i','t','h'), /*14.0*/
/* No script set. */
HB_SCRIPT_INVALID = HB_TAG_NONE,

7
gfx/harfbuzz/src/hb-config.hh
View file

@ -86,8 +86,11 @@
#define HB_NO_LEGACY
#endif
#ifdef HAVE_CONFIG_OVERRIDE_H
#include "config-override.h"
#if defined(HAVE_CONFIG_OVERRIDE_H) || defined(HB_CONFIG_OVERRIDE_H)
#ifndef HB_CONFIG_OVERRIDE_H
#define HB_CONFIG_OVERRIDE_H "config-override.h"
#endif
#include HB_CONFIG_OVERRIDE_H
#endif
/* Closure of options. */

40
gfx/harfbuzz/src/hb-coretext.cc
View file

@ -332,6 +332,44 @@ _hb_coretext_shaper_font_data_create (hb_font_t *font)
return nullptr;
}
if (font->coords)
{
CFMutableDictionaryRef variations =
CFDictionaryCreateMutable (kCFAllocatorDefault,
font->num_coords,
&kCFTypeDictionaryKeyCallBacks,
&kCFTypeDictionaryValueCallBacks);
for (unsigned i = 0; i < font->num_coords; i++)
{
if (font->coords[i] == 0.) continue;
hb_ot_var_axis_info_t info;
unsigned int c = 1;
hb_ot_var_get_axis_infos (font->face, i, &c, &info);
CFDictionarySetValue (variations,
CFNumberCreate (kCFAllocatorDefault, kCFNumberIntType, &info.tag),
CFNumberCreate (kCFAllocatorDefault, kCFNumberFloatType, &font->design_coords[i])
);
}
CFDictionaryRef attributes =
CFDictionaryCreate (kCFAllocatorDefault,
(const void **) &kCTFontVariationAttribute,
(const void **) &variations,
1,
&kCFTypeDictionaryKeyCallBacks,
&kCFTypeDictionaryValueCallBacks);
CTFontDescriptorRef varDesc = CTFontDescriptorCreateWithAttributes (attributes);
CTFontRef new_ct_font = CTFontCreateCopyWithAttributes (ct_font, 0, nullptr, varDesc);
CFRelease (ct_font);
CFRelease (attributes);
CFRelease (variations);
ct_font = new_ct_font;
}
return (hb_coretext_font_data_t *) ct_font;
}
@ -1175,7 +1213,7 @@ resize_and_retry:
}
}
buffer->unsafe_to_break_all ();
buffer->clear_glyph_flags (HB_GLYPH_FLAG_UNSAFE_TO_BREAK);
#undef FAIL

10
gfx/harfbuzz/src/hb-debug.hh
View file

@ -302,16 +302,16 @@ struct hb_auto_trace_t
{
if (unlikely (returned)) {
fprintf (stderr, "OUCH, double calls to return_trace(). This is a bug, please report.\n");
return hb_forward<T> (v);
return std::forward<T> (v);
}
_hb_debug_msg<max_level> (what, obj, func, true, plevel ? *plevel : 1, -1,
"return %s (line %d)",
hb_printer_t<decltype (v)>().print (v), line);
hb_printer_t<hb_decay<decltype (v)>>().print (v), line);
if (plevel) --*plevel;
plevel = nullptr;
returned = true;
return hb_forward<T> (v);
return std::forward<T> (v);
}
private:
@ -333,7 +333,7 @@ struct hb_auto_trace_t<0, ret_t>
template <typename T>
T ret (T&& v,
const char *func HB_UNUSED = nullptr,
unsigned int line HB_UNUSED = 0) { return hb_forward<T> (v); }
unsigned int line HB_UNUSED = 0) { return std::forward<T> (v); }
};
/* For disabled tracing; optimize out everything.
@ -343,7 +343,7 @@ struct hb_no_trace_t {
template <typename T>
T ret (T&& v,
const char *func HB_UNUSED = nullptr,
unsigned int line HB_UNUSED = 0) { return hb_forward<T> (v); }
unsigned int line HB_UNUSED = 0) { return std::forward<T> (v); }
};
#define return_trace(RET) return trace.ret (RET, HB_FUNC, __LINE__)

3
gfx/harfbuzz/src/hb-deprecated.h
View file

@ -107,9 +107,6 @@ hb_font_funcs_set_glyph_func (hb_font_funcs_t *ffuncs,
hb_font_get_glyph_func_t func,
void *user_data, hb_destroy_func_t destroy);
HB_EXTERN HB_DEPRECATED void
hb_set_invert (hb_set_t *set);
/**
* hb_unicode_eastasian_width_func_t:
* @ufuncs: A Unicode-functions structure

238
gfx/harfbuzz/src/hb-directwrite.cc
View file

@ -32,6 +32,7 @@
#include "hb-directwrite.h"
#include "hb-ms-feature-ranges.hh"
/**
* SECTION:hb-directwrite
@ -510,44 +511,6 @@ protected:
* shaper
*/
struct active_feature_t {
DWRITE_FONT_FEATURE fea;
unsigned int order;
HB_INTERNAL static int cmp (const void *pa, const void *pb) {
const active_feature_t *a = (const active_feature_t *) pa;
const active_feature_t *b = (const active_feature_t *) pb;
return a->fea.nameTag < b->fea.nameTag ? -1 : a->fea.nameTag > b->fea.nameTag ? 1 :
a->order < b->order ? -1 : a->order > b->order ? 1 :
a->fea.parameter < b->fea.parameter ? -1 : a->fea.parameter > b->fea.parameter ? 1 :
0;
}
bool operator== (const active_feature_t *f)
{ return cmp (this, f) == 0; }
};
struct feature_event_t {
unsigned int index;
bool start;
active_feature_t feature;
HB_INTERNAL static int cmp (const void *pa, const void *pb)
{
const feature_event_t *a = (const feature_event_t *) pa;
const feature_event_t *b = (const feature_event_t *) pb;
return a->index < b->index ? -1 : a->index > b->index ? 1 :
a->start < b->start ? -1 : a->start > b->start ? 1 :
active_feature_t::cmp (&a->feature, &b->feature);
}
};
struct range_record_t {
DWRITE_TYPOGRAPHIC_FEATURES features;
unsigned int index_first; /* == start */
unsigned int index_last; /* == end - 1 */
};
hb_bool_t
_hb_directwrite_shape (hb_shape_plan_t *shape_plan,
hb_font_t *font,
@ -644,149 +607,24 @@ _hb_directwrite_shape (hb_shape_plan_t *shape_plan,
/*
* Set up features.
*/
hb_vector_t<DWRITE_FONT_FEATURE> feature_records;
hb_vector_t<range_record_t> range_records;
if (num_features)
{
/* Sort features by start/end events. */
hb_vector_t<feature_event_t> feature_events;
for (unsigned int i = 0; i < num_features; i++)
{
active_feature_t feature;
feature.fea.nameTag = (DWRITE_FONT_FEATURE_TAG) hb_uint32_swap (features[i].tag);
feature.fea.parameter = features[i].value;
feature.order = i;
feature_event_t *event;
event = feature_events.push ();
event->index = features[i].start;
event->start = true;
event->feature = feature;
event = feature_events.push ();
event->index = features[i].end;
event->start = false;
event->feature = feature;
}
feature_events.qsort ();
/* Add a strategic final event. */
{
active_feature_t feature;
feature.fea.nameTag = (DWRITE_FONT_FEATURE_TAG) 0;
feature.fea.parameter = 0;
feature.order = num_features + 1;
feature_event_t *event = feature_events.push ();
event->index = 0; /* This value does magic. */
event->start = false;
event->feature = feature;
}
/* Scan events and save features for each range. */
hb_vector_t<active_feature_t> active_features;
unsigned int last_index = 0;
for (unsigned int i = 0; i < feature_events.length; i++)
{
feature_event_t *event = &feature_events[i];
if (event->index != last_index)
{
/* Save a snapshot of active features and the range. */
range_record_t *range = range_records.push ();
unsigned int offset = feature_records.length;
active_features.qsort ();
for (unsigned int j = 0; j < active_features.length; j++)
{
if (!j || active_features[j].fea.nameTag != feature_records[feature_records.length - 1].nameTag)
{
feature_records.push (active_features[j].fea);
}
else
{
/* Overrides value for existing feature. */
feature_records[feature_records.length - 1].parameter = active_features[j].fea.parameter;
}
}
/* Will convert to pointer after all is ready, since feature_records.array
* may move as we grow it. */
range->features.features = reinterpret_cast<DWRITE_FONT_FEATURE *> (offset);
range->features.featureCount = feature_records.length - offset;
range->index_first = last_index;
range->index_last = event->index - 1;
last_index = event->index;
}
if (event->start)
{
active_features.push (event->feature);
}
else
{
active_feature_t *feature = active_features.find (&event->feature);
if (feature)
active_features.remove (feature - active_features.arrayZ);
}
}
if (!range_records.length) /* No active feature found. */
num_features = 0;
/* Fixup the pointers. */
for (unsigned int i = 0; i < range_records.length; i++)
{
range_record_t *range = &range_records[i];
range->features.features = (DWRITE_FONT_FEATURE *) feature_records + reinterpret_cast<uintptr_t> (range->features.features);
}
}
hb_vector_t<DWRITE_TYPOGRAPHIC_FEATURES *> range_features;
static_assert ((sizeof (DWRITE_TYPOGRAPHIC_FEATURES) == sizeof (hb_ms_features_t)), "");
static_assert ((sizeof (DWRITE_FONT_FEATURE) == sizeof (hb_ms_feature_t)), "");
hb_vector_t<hb_ms_features_t *> range_features;
hb_vector_t<uint32_t> range_char_counts;
if (num_features)
{
range_features.shrink (0);
range_char_counts.shrink (0);
range_record_t *last_range = &range_records[0];
for (unsigned int i = 0; i < textLength; i++)
{
range_record_t *range = last_range;
while (log_clusters[i] < range->index_first)
range--;
while (log_clusters[i] > range->index_last)
range++;
if (!range_features.length ||
&range->features != range_features[range_features.length - 1])
{
auto **typoFeatures = range_features.push ();
auto *c = range_char_counts.push ();
if (unlikely (!typoFeatures || !c))
{
range_features.shrink (0);
range_char_counts.shrink (0);
break;
}
*typoFeatures = &range->features;
*c = 1;
}
else
{
range_char_counts[range_char_counts.length - 1]++;
}
last_range = range;
}
hb_vector_t<hb_ms_feature_t> feature_records;
hb_vector_t<hb_ms_range_record_t> range_records;
if (hb_ms_setup_features (features, num_features, feature_records, range_records))
hb_ms_make_feature_ranges (feature_records,
range_records,
0,
chars_len,
log_clusters,
range_features,
range_char_counts);
}
const auto **dwFeatures = (const DWRITE_TYPOGRAPHIC_FEATURES**) range_features.arrayZ;
auto featureRanges = range_features.length;
const auto *featureRangeLengths = range_char_counts.arrayZ;
//
uint16_t* clusterMap;
clusterMap = new uint16_t[textLength];
DWRITE_SHAPING_TEXT_PROPERTIES* textProperties;
@ -797,11 +635,23 @@ retry_getglyphs:
DWRITE_SHAPING_GLYPH_PROPERTIES* glyphProperties;
glyphProperties = new DWRITE_SHAPING_GLYPH_PROPERTIES[maxGlyphCount];
hr = analyzer->GetGlyphs (textString, textLength, fontFace, false,
isRightToLeft, &runHead->mScript, localeName,
nullptr, dwFeatures, featureRangeLengths, featureRanges,
maxGlyphCount, clusterMap, textProperties,
glyphIndices, glyphProperties, &glyphCount);
hr = analyzer->GetGlyphs (textString,
chars_len,
fontFace,
false,
isRightToLeft,
&runHead->mScript,
localeName,
nullptr,
(const DWRITE_TYPOGRAPHIC_FEATURES**) range_features.arrayZ,
range_char_counts.arrayZ,
range_features.length,
maxGlyphCount,
clusterMap,
textProperties,
glyphIndices,
glyphProperties,
&glyphCount);
if (unlikely (hr == HRESULT_FROM_WIN32 (ERROR_INSUFFICIENT_BUFFER)))
{
@ -837,12 +687,24 @@ retry_getglyphs:
double x_mult = (double) font->x_scale / fontEmSize;
double y_mult = (double) font->y_scale / fontEmSize;
hr = analyzer->GetGlyphPlacements (textString, clusterMap, textProperties,
textLength, glyphIndices, glyphProperties,
glyphCount, fontFace, fontEmSize,
false, isRightToLeft, &runHead->mScript, localeName,
dwFeatures, featureRangeLengths, featureRanges,
glyphAdvances, glyphOffsets);
hr = analyzer->GetGlyphPlacements (textString,
clusterMap,
textProperties,
chars_len,
glyphIndices,
glyphProperties,
glyphCount,
fontFace,
fontEmSize,
false,
isRightToLeft,
&runHead->mScript,
localeName,
(const DWRITE_TYPOGRAPHIC_FEATURES**) range_features.arrayZ,
range_char_counts.arrayZ,
range_features.length,
glyphAdvances,
glyphOffsets);
if (FAILED (hr))
FAIL ("Analyzer failed to get glyph placements.");
@ -900,6 +762,8 @@ retry_getglyphs:
if (isRightToLeft) hb_buffer_reverse (buffer);
buffer->clear_glyph_flags (HB_GLYPH_FLAG_UNSAFE_TO_BREAK);
delete [] clusterMap;
delete [] glyphIndices;
delete [] textProperties;

2
gfx/harfbuzz/src/hb-dispatch.hh
View file

@ -50,7 +50,7 @@ struct hb_dispatch_context_t
bool may_dispatch (const T *obj HB_UNUSED, const F *format HB_UNUSED) { return true; }
template <typename T, typename ...Ts>
return_t dispatch (const T &obj, Ts&&... ds)
{ return obj.dispatch (thiz (), hb_forward<Ts> (ds)...); }
{ return obj.dispatch (thiz (), std::forward<Ts> (ds)...); }
static return_t no_dispatch_return_value () { return Context::default_return_value (); }
static bool stop_sublookup_iteration (const return_t r HB_UNUSED) { return false; }
unsigned debug_depth = 0;

74
gfx/harfbuzz/src/hb-face.cc
View file

@ -33,6 +33,7 @@
#include "hb-open-file.hh"
#include "hb-ot-face.hh"
#include "hb-ot-cmap-table.hh"
#include "hb-map.hh"
/**
@ -623,22 +624,22 @@ hb_face_collect_variation_unicodes (hb_face_t *face,
struct hb_face_builder_data_t
{
struct table_entry_t
{
int cmp (hb_tag_t t) const
{
if (t < tag) return -1;
if (t > tag) return -1;
return 0;
}
hb_tag_t tag;
hb_blob_t *blob;
};
hb_vector_t<table_entry_t> tables;
hb_hashmap_t<hb_tag_t, hb_blob_t *> tables;
};
static int compare_entries (const void* pa, const void* pb)
{
const auto& a = * (const hb_pair_t<hb_tag_t, hb_blob_t*> *) pa;
const auto& b = * (const hb_pair_t<hb_tag_t, hb_blob_t*> *) pb;
/* Order by blob size first (smallest to largest) and then table tag */
if (a.second->length != b.second->length)
return a.second->length < b.second->length ? -1 : +1;
return a.first < b.first ? -1 : a.first == b.first ? 0 : +1;
}
static hb_face_builder_data_t *
_hb_face_builder_data_create ()
{
@ -656,8 +657,8 @@ _hb_face_builder_data_destroy (void *user_data)
{
hb_face_builder_data_t *data = (hb_face_builder_data_t *) user_data;
for (unsigned int i = 0; i < data->tables.length; i++)
hb_blob_destroy (data->tables[i].blob);
for (hb_blob_t* b : data->tables.values())
hb_blob_destroy (b);
data->tables.fini ();
@ -668,11 +669,11 @@ static hb_blob_t *
_hb_face_builder_data_reference_blob (hb_face_builder_data_t *data)
{
unsigned int table_count = data->tables.length;
unsigned int table_count = data->tables.get_population ();
unsigned int face_length = table_count * 16 + 12;
for (unsigned int i = 0; i < table_count; i++)
face_length += hb_ceil_to_4 (hb_blob_get_length (data->tables[i].blob));
for (hb_blob_t* b : data->tables.values())
face_length += hb_ceil_to_4 (hb_blob_get_length (b));
char *buf = (char *) hb_malloc (face_length);
if (unlikely (!buf))
@ -682,10 +683,21 @@ _hb_face_builder_data_reference_blob (hb_face_builder_data_t *data)
c.propagate_error (data->tables);
OT::OpenTypeFontFile *f = c.start_serialize<OT::OpenTypeFontFile> ();
bool is_cff = data->tables.lsearch (HB_TAG ('C','F','F',' ')) || data->tables.lsearch (HB_TAG ('C','F','F','2'));
bool is_cff = (data->tables.has (HB_TAG ('C','F','F',' '))
|| data->tables.has (HB_TAG ('C','F','F','2')));
hb_tag_t sfnt_tag = is_cff ? OT::OpenTypeFontFile::CFFTag : OT::OpenTypeFontFile::TrueTypeTag;
bool ret = f->serialize_single (&c, sfnt_tag, data->tables.as_array ());
// Sort the tags so that produced face is deterministic.
hb_vector_t<hb_pair_t <hb_tag_t, hb_blob_t*>> sorted_entries;
data->tables.iter () | hb_sink (sorted_entries);
if (unlikely (sorted_entries.in_error ()))
{
hb_free (buf);
return nullptr;
}
sorted_entries.qsort (compare_entries);
bool ret = f->serialize_single (&c, sfnt_tag, + sorted_entries.iter());
c.end_serialize ();
@ -706,11 +718,7 @@ _hb_face_builder_reference_table (hb_face_t *face HB_UNUSED, hb_tag_t tag, void
if (!tag)
return _hb_face_builder_data_reference_blob (data);
hb_face_builder_data_t::table_entry_t *entry = data->tables.lsearch (tag);
if (entry)
return hb_blob_reference (entry->blob);
return nullptr;
return hb_blob_reference (data->tables[tag]);
}
@ -750,17 +758,21 @@ hb_face_builder_create ()
hb_bool_t
hb_face_builder_add_table (hb_face_t *face, hb_tag_t tag, hb_blob_t *blob)
{
if (tag == HB_MAP_VALUE_INVALID)
return false;
if (unlikely (face->destroy != (hb_destroy_func_t) _hb_face_builder_data_destroy))
return false;
hb_face_builder_data_t *data = (hb_face_builder_data_t *) face->user_data;
hb_face_builder_data_t::table_entry_t *entry = data->tables.push ();
if (unlikely (data->tables.in_error()))
hb_blob_t* previous = data->tables.get (tag);
if (!data->tables.set (tag, hb_blob_reference (blob)))
{
hb_blob_destroy (blob);
return false;
}
entry->tag = tag;
entry->blob = hb_blob_reference (blob);
hb_blob_destroy (previous);
return true;
}

2
gfx/harfbuzz/src/hb-fallback-shape.cc
View file

@ -117,7 +117,7 @@ _hb_fallback_shape (hb_shape_plan_t *shape_plan HB_UNUSED,
if (HB_DIRECTION_IS_BACKWARD (direction))
hb_buffer_reverse (buffer);
buffer->safe_to_break_all ();
buffer->clear_glyph_flags ();
return true;
}

21
gfx/harfbuzz/src/hb-font.cc
View file

@ -2052,7 +2052,9 @@ hb_font_set_variations (hb_font_t *font,
return;
}
unsigned int coords_length = hb_ot_var_get_axis_count (font->face);
const OT::fvar &fvar = *font->face->table.fvar;
auto axes = fvar.get_axes ();
const unsigned coords_length = axes.length;
int *normalized = coords_length ? (int *) hb_calloc (coords_length, sizeof (int)) : nullptr;
float *design_coords = coords_length ? (float *) hb_calloc (coords_length, sizeof (float)) : nullptr;
@ -2064,17 +2066,16 @@ hb_font_set_variations (hb_font_t *font,
return;
}
const OT::fvar &fvar = *font->face->table.fvar;
for (unsigned int i = 0; i < variations_length; i++)
{
hb_ot_var_axis_info_t info;
if (hb_ot_var_find_axis_info (font->face, variations[i].tag, &info) &&
info.axis_index < coords_length)
{
float v = variations[i].value;
design_coords[info.axis_index] = v;
normalized[info.axis_index] = fvar.normalize_axis_value (info.axis_index, v);
}
const auto tag = variations[i].tag;
const auto v = variations[i].value;
for (unsigned axis_index = 0; axis_index < coords_length; axis_index++)
if (axes[axis_index].axisTag == tag)
{
design_coords[axis_index] = v;
normalized[axis_index] = fvar.normalize_axis_value (axis_index, v);
}
}
font->face->table.avar->map_coords (normalized, coords_length);

14
gfx/harfbuzz/src/hb-font.hh
View file

@ -217,9 +217,10 @@ struct hb_font_t
}
hb_bool_t get_nominal_glyph (hb_codepoint_t unicode,
hb_codepoint_t *glyph)
hb_codepoint_t *glyph,
hb_codepoint_t not_found = 0)
{
*glyph = 0;
*glyph = not_found;
return klass->get.f.nominal_glyph (this, user_data,
unicode, glyph,
klass->user_data.nominal_glyph);
@ -238,9 +239,10 @@ struct hb_font_t
}
hb_bool_t get_variation_glyph (hb_codepoint_t unicode, hb_codepoint_t variation_selector,
hb_codepoint_t *glyph)
hb_codepoint_t *glyph,
hb_codepoint_t not_found = 0)
{
*glyph = 0;
*glyph = not_found;
return klass->get.f.variation_glyph (this, user_data,
unicode, variation_selector, glyph,
klass->user_data.variation_glyph);
@ -618,9 +620,7 @@ struct hb_font_t
}
hb_position_t em_mult (int16_t v, int64_t mult)
{
return (hb_position_t) ((v * mult) >> 16);
}
{ return (hb_position_t) ((v * mult + 32768) >> 16); }
hb_position_t em_scalef (float v, int scale)
{ return (hb_position_t) roundf (v * scale / face->get_upem ()); }
float em_fscale (int16_t v, int scale)

39
gfx/harfbuzz/src/hb-ft.cc
View file

@ -361,6 +361,7 @@ hb_ft_get_glyph_h_advances (hb_font_t* font, void* font_data,
}
}
#ifndef HB_NO_VERTICAL
static hb_position_t
hb_ft_get_glyph_v_advance (hb_font_t *font,
void *font_data,
@ -381,7 +382,9 @@ hb_ft_get_glyph_v_advance (hb_font_t *font,
* have a Y growing upward. Hence the extra negation. */
return (-v + (1<<9)) >> 10;
}
#endif
#ifndef HB_NO_VERTICAL
static hb_bool_t
hb_ft_get_glyph_v_origin (hb_font_t *font,
void *font_data,
@ -409,6 +412,7 @@ hb_ft_get_glyph_v_origin (hb_font_t *font,
return true;
}
#endif
#ifndef HB_NO_OT_SHAPE_FALLBACK
static hb_position_t
@ -561,9 +565,7 @@ hb_ft_get_font_h_extents (hb_font_t *font HB_UNUSED,
return true;
}
#if HB_USE_ATEXIT
static void free_static_ft_funcs ();
#endif
static inline void free_static_ft_funcs ();
static struct hb_ft_font_funcs_lazy_loader_t : hb_font_funcs_lazy_loader_t<hb_ft_font_funcs_lazy_loader_t>
{
@ -571,15 +573,20 @@ static struct hb_ft_font_funcs_lazy_loader_t : hb_font_funcs_lazy_loader_t<hb_ft
{
hb_font_funcs_t *funcs = hb_font_funcs_create ();
hb_font_funcs_set_font_h_extents_func (funcs, hb_ft_get_font_h_extents, nullptr, nullptr);
//hb_font_funcs_set_font_v_extents_func (funcs, hb_ft_get_font_v_extents, nullptr, nullptr);
hb_font_funcs_set_nominal_glyph_func (funcs, hb_ft_get_nominal_glyph, nullptr, nullptr);
hb_font_funcs_set_nominal_glyphs_func (funcs, hb_ft_get_nominal_glyphs, nullptr, nullptr);
hb_font_funcs_set_variation_glyph_func (funcs, hb_ft_get_variation_glyph, nullptr, nullptr);
hb_font_funcs_set_font_h_extents_func (funcs, hb_ft_get_font_h_extents, nullptr, nullptr);
hb_font_funcs_set_glyph_h_advances_func (funcs, hb_ft_get_glyph_h_advances, nullptr, nullptr);
hb_font_funcs_set_glyph_v_advance_func (funcs, hb_ft_get_glyph_v_advance, nullptr, nullptr);
//hb_font_funcs_set_glyph_h_origin_func (funcs, hb_ft_get_glyph_h_origin, nullptr, nullptr);
#ifndef HB_NO_VERTICAL
//hb_font_funcs_set_font_v_extents_func (funcs, hb_ft_get_font_v_extents, nullptr, nullptr);
hb_font_funcs_set_glyph_v_advance_func (funcs, hb_ft_get_glyph_v_advance, nullptr, nullptr);
hb_font_funcs_set_glyph_v_origin_func (funcs, hb_ft_get_glyph_v_origin, nullptr, nullptr);
#endif
#ifndef HB_NO_OT_SHAPE_FALLBACK
hb_font_funcs_set_glyph_h_kerning_func (funcs, hb_ft_get_glyph_h_kerning, nullptr, nullptr);
#endif
@ -591,21 +598,17 @@ static struct hb_ft_font_funcs_lazy_loader_t : hb_font_funcs_lazy_loader_t<hb_ft
hb_font_funcs_make_immutable (funcs);
#if HB_USE_ATEXIT
atexit (free_static_ft_funcs);
#endif
hb_atexit (free_static_ft_funcs);
return funcs;
}
} static_ft_funcs;
#if HB_USE_ATEXIT
static
static inline
void free_static_ft_funcs ()
{
static_ft_funcs.free_instance ();
}
#endif
static hb_font_funcs_t *
_hb_ft_get_font_funcs ()
@ -905,9 +908,7 @@ hb_ft_font_create_referenced (FT_Face ft_face)
return hb_ft_font_create (ft_face, _hb_ft_face_destroy);
}
#if HB_USE_ATEXIT
static void free_static_ft_library ();
#endif
static inline void free_static_ft_library ();
static struct hb_ft_library_lazy_loader_t : hb_lazy_loader_t<hb_remove_pointer<FT_Library>,
hb_ft_library_lazy_loader_t>
@ -918,9 +919,7 @@ static struct hb_ft_library_lazy_loader_t : hb_lazy_loader_t<hb_remove_pointer<F
if (FT_Init_FreeType (&l))
return nullptr;
#if HB_USE_ATEXIT
atexit (free_static_ft_library);
#endif
hb_atexit (free_static_ft_library);
return l;
}
@ -934,13 +933,11 @@ static struct hb_ft_library_lazy_loader_t : hb_lazy_loader_t<hb_remove_pointer<F
}
} static_ft_library;
#if HB_USE_ATEXIT
static
static inline
void free_static_ft_library ()
{
static_ft_library.free_instance ();
}
#endif
static FT_Library
get_ft_library ()

12
gfx/harfbuzz/src/hb-glib.cc
View file

@ -218,9 +218,7 @@ hb_glib_unicode_decompose (hb_unicode_funcs_t *ufuncs HB_UNUSED,
}
#if HB_USE_ATEXIT
static void free_static_glib_funcs ();
#endif
static inline void free_static_glib_funcs ();
static struct hb_glib_unicode_funcs_lazy_loader_t : hb_unicode_funcs_lazy_loader_t<hb_glib_unicode_funcs_lazy_loader_t>
{
@ -237,21 +235,17 @@ static struct hb_glib_unicode_funcs_lazy_loader_t : hb_unicode_funcs_lazy_loader
hb_unicode_funcs_make_immutable (funcs);
#if HB_USE_ATEXIT
atexit (free_static_glib_funcs);
#endif
hb_atexit (free_static_glib_funcs);
return funcs;
}
} static_glib_funcs;
#if HB_USE_ATEXIT
static
static inline
void free_static_glib_funcs ()
{
static_glib_funcs.free_instance ();
}
#endif
/**
* hb_glib_get_unicode_funcs:

2
gfx/harfbuzz/src/hb-graphite2.cc
View file

@ -439,7 +439,7 @@ _hb_graphite2_shape (hb_shape_plan_t *shape_plan HB_UNUSED,
if (feats) gr_featureval_destroy (feats);
gr_seg_destroy (seg);
buffer->unsafe_to_break_all ();
buffer->clear_glyph_flags (HB_GLYPH_FLAG_UNSAFE_TO_BREAK);
return true;
}

12
gfx/harfbuzz/src/hb-icu.cc
View file

@ -233,9 +233,7 @@ hb_icu_unicode_decompose (hb_unicode_funcs_t *ufuncs HB_UNUSED,
}
#if HB_USE_ATEXIT
static void free_static_icu_funcs ();
#endif
static inline void free_static_icu_funcs ();
static struct hb_icu_unicode_funcs_lazy_loader_t : hb_unicode_funcs_lazy_loader_t<hb_icu_unicode_funcs_lazy_loader_t>
{
@ -257,21 +255,17 @@ static struct hb_icu_unicode_funcs_lazy_loader_t : hb_unicode_funcs_lazy_loader_
hb_unicode_funcs_make_immutable (funcs);
#if HB_USE_ATEXIT
atexit (free_static_icu_funcs);
#endif
hb_atexit (free_static_icu_funcs);
return funcs;
}
} static_icu_funcs;
#if HB_USE_ATEXIT
static
static inline
void free_static_icu_funcs ()
{
static_icu_funcs.free_instance ();
}
#endif
/**
* hb_icu_get_unicode_funcs:

99
gfx/harfbuzz/src/hb-iter.hh
View file

@ -162,7 +162,7 @@ struct
{
template <typename T> hb_iter_type<T>
operator () (T&& c) const
{ return hb_deref (hb_forward<T> (c)).iter (); }
{ return hb_deref (std::forward<T> (c)).iter (); }
/* Specialization for C arrays. */
@ -353,7 +353,7 @@ static inline auto end (Iterable&& iterable) HB_AUTO_RETURN (hb_iter (iterable).
template <typename Lhs, typename Rhs,
hb_requires (hb_is_iterator (Lhs))>
static inline auto
operator | (Lhs&& lhs, Rhs&& rhs) HB_AUTO_RETURN (hb_forward<Rhs> (rhs) (hb_forward<Lhs> (lhs)))
operator | (Lhs&& lhs, Rhs&& rhs) HB_AUTO_RETURN (std::forward<Rhs> (rhs) (std::forward<Lhs> (lhs)))
/* hb_map(), hb_filter(), hb_reduce() */
@ -581,6 +581,91 @@ struct
}
HB_FUNCOBJ (hb_zip);
/* hb_concat() */
template <typename A, typename B>
struct hb_concat_iter_t :
hb_iter_t<hb_concat_iter_t<A, B>, typename A::item_t>
{
hb_concat_iter_t () {}
hb_concat_iter_t (A& a, B& b) : a (a), b (b) {}
hb_concat_iter_t (const A& a, const B& b) : a (a), b (b) {}
typedef typename A::item_t __item_t__;
static constexpr bool is_random_access_iterator =
A::is_random_access_iterator &&
B::is_random_access_iterator;
static constexpr bool is_sorted_iterator = false;
__item_t__ __item__ () const
{
if (!a)
return *b;
return *a;
}
__item_t__ __item_at__ (unsigned i) const
{
unsigned a_len = a.len ();
if (i < a_len)
return a[i];
return b[i - a_len];
}
bool __more__ () const { return bool (a) || bool (b); }
unsigned __len__ () const { return a.len () + b.len (); }
void __next__ ()
{
if (a)
++a;
else
++b;
}
void __forward__ (unsigned n)
{
if (!n) return;
if (!is_random_access_iterator) {
while (n-- && *this) {
(*this)++;
}
return;
}
unsigned a_len = a.len ();
if (n > a_len) {
n -= a_len;
a.__forward__ (a_len);
b.__forward__ (n);
} else {
a.__forward__ (n);
}
}
hb_concat_iter_t __end__ () const { return hb_concat_iter_t (a.end (), b.end ()); }
bool operator != (const hb_concat_iter_t& o) const
{
return a != o.a
|| b != o.b;
}
private:
A a;
B b;
};
struct
{ HB_PARTIALIZE(2);
template <typename A, typename B,
hb_requires (hb_is_iterable (A) && hb_is_iterable (B))>
hb_concat_iter_t<hb_iter_type<A>, hb_iter_type<B>>
operator () (A&& a, B&& b) const
{ return hb_concat_iter_t<hb_iter_type<A>, hb_iter_type<B>> (hb_iter (a), hb_iter (b)); }
}
HB_FUNCOBJ (hb_concat);
/* hb_apply() */
template <typename Appl>
@ -674,8 +759,8 @@ struct hb_iota_iter_t :
template <typename S2 = S>
auto
inc (hb_type_identity<S2> s, hb_priority<1>)
-> hb_void_t<decltype (hb_invoke (hb_forward<S2> (s), hb_declval<T&> ()))>
{ v = hb_invoke (hb_forward<S2> (s), v); }
-> hb_void_t<decltype (hb_invoke (std::forward<S2> (s), hb_declval<T&> ()))>
{ v = hb_invoke (std::forward<S2> (s), v); }
void
inc (S s, hb_priority<0>)
@ -874,7 +959,7 @@ struct
Proj&& f = hb_identity) const
{
for (auto it = hb_iter (c); it; ++it)
if (!hb_match (hb_forward<Pred> (p), hb_get (hb_forward<Proj> (f), *it)))
if (!hb_match (std::forward<Pred> (p), hb_get (std::forward<Proj> (f), *it)))
return false;
return true;
}
@ -891,7 +976,7 @@ struct
Proj&& f = hb_identity) const
{
for (auto it = hb_iter (c); it; ++it)
if (hb_match (hb_forward<Pred> (p), hb_get (hb_forward<Proj> (f), *it)))
if (hb_match (std::forward<Pred> (p), hb_get (std::forward<Proj> (f), *it)))
return true;
return false;
}
@ -908,7 +993,7 @@ struct
Proj&& f = hb_identity) const
{
for (auto it = hb_iter (c); it; ++it)
if (hb_match (hb_forward<Pred> (p), hb_get (hb_forward<Proj> (f), *it)))
if (hb_match (std::forward<Pred> (p), hb_get (std::forward<Proj> (f), *it)))
return false;
return true;
}

5
gfx/harfbuzz/src/hb-map.cc
View file

@ -188,6 +188,7 @@ hb_map_set (hb_map_t *map,
hb_codepoint_t key,
hb_codepoint_t value)
{
/* Immutable-safe. */
map->set (key, value);
}
@ -220,6 +221,7 @@ void
hb_map_del (hb_map_t *map,
hb_codepoint_t key)
{
/* Immutable-safe. */
map->del (key);
}
@ -253,9 +255,6 @@ hb_map_has (const hb_map_t *map,
void
hb_map_clear (hb_map_t *map)
{
if (unlikely (hb_object_is_immutable (map)))
return;
return map->clear ();
}

79
gfx/harfbuzz/src/hb-map.hh
View file

@ -35,16 +35,39 @@
*/
template <typename K, typename V,
K kINVALID = hb_is_pointer (K) ? 0 : hb_is_signed (K) ? hb_int_min (K) : (K) -1,
V vINVALID = hb_is_pointer (V) ? 0 : hb_is_signed (V) ? hb_int_min (V) : (V) -1>
typename k_invalid_t = K,
typename v_invalid_t = V,
k_invalid_t kINVALID = hb_is_pointer (K) ? 0 : std::is_signed<K>::value ? hb_int_min (K) : (K) -1,
v_invalid_t vINVALID = hb_is_pointer (V) ? 0 : std::is_signed<V>::value ? hb_int_min (V) : (V) -1>
struct hb_hashmap_t
{
HB_DELETE_COPY_ASSIGN (hb_hashmap_t);
static constexpr K INVALID_KEY = kINVALID;
static constexpr V INVALID_VALUE = vINVALID;
hb_hashmap_t () { init (); }
~hb_hashmap_t () { fini (); }
static_assert (hb_is_integral (K) || hb_is_pointer (K), "");
static_assert (hb_is_integral (V) || hb_is_pointer (V), "");
hb_hashmap_t (const hb_hashmap_t& o) : hb_hashmap_t () { hb_copy (o, *this); }
hb_hashmap_t (hb_hashmap_t&& o) : hb_hashmap_t () { hb_swap (*this, o); }
hb_hashmap_t& operator= (const hb_hashmap_t& o) { hb_copy (o, *this); return *this; }
hb_hashmap_t& operator= (hb_hashmap_t&& o) { hb_swap (*this, o); return *this; }
hb_hashmap_t (std::initializer_list<hb_pair_t<K, V>> lst) : hb_hashmap_t ()
{
for (auto&& item : lst)
set (item.first, item.second);
}
template <typename Iterable,
hb_requires (hb_is_iterable (Iterable))>
hb_hashmap_t (const Iterable &o) : hb_hashmap_t ()
{
hb_copy (o, *this);
}
static_assert (std::is_trivially_copyable<K>::value, "");
static_assert (std::is_trivially_copyable<V>::value, "");
static_assert (std::is_trivially_destructible<K>::value, "");
static_assert (std::is_trivially_destructible<V>::value, "");
struct item_t
{
@ -70,6 +93,16 @@ struct hb_hashmap_t
unsigned int prime;
item_t *items;
friend void swap (hb_hashmap_t& a, hb_hashmap_t& b)
{
if (unlikely (!a.successful || !b.successful))
return;
hb_swap (a.population, b.population);
hb_swap (a.occupancy, b.occupancy);
hb_swap (a.mask, b.mask);
hb_swap (a.prime, b.prime);
hb_swap (a.items, b.items);
}
void init_shallow ()
{
successful = true;
@ -133,17 +166,15 @@ struct hb_hashmap_t
if (old_items[i].is_real ())
set_with_hash (old_items[i].key,
old_items[i].hash,
old_items[i].value);
std::move (old_items[i].value));
hb_free (old_items);
return true;
}
bool set (K key, V value)
{
return set_with_hash (key, hb_hash (key), value);
}
bool set (K key, const V& value) { return set_with_hash (key, hb_hash (key), value); }
bool set (K key, V&& value) { return set_with_hash (key, hb_hash (key), std::move (value)); }
V get (K key) const
{
@ -169,6 +200,8 @@ struct hb_hashmap_t
void clear ()
{
if (unlikely (!successful)) return;
if (items)
for (auto &_ : hb_iter (items, mask + 1))
_.clear ();
@ -211,7 +244,8 @@ struct hb_hashmap_t
protected:
bool set_with_hash (K key, uint32_t hash, V value)
template <typename VV>
bool set_with_hash (K key, uint32_t hash, VV&& value)
{
if (unlikely (!successful)) return false;
if (unlikely (key == kINVALID)) return true;
@ -224,7 +258,7 @@ struct hb_hashmap_t
if (!items[i].is_unused ())
{
occupancy--;
if (items[i].is_tombstone ())
if (!items[i].is_tombstone ())
population--;
}
@ -317,9 +351,28 @@ struct hb_hashmap_t
*/
struct hb_map_t : hb_hashmap_t<hb_codepoint_t,
hb_codepoint_t,
hb_codepoint_t,
hb_codepoint_t,
HB_MAP_VALUE_INVALID,
HB_MAP_VALUE_INVALID> {};
HB_MAP_VALUE_INVALID>
{
using hashmap = hb_hashmap_t<hb_codepoint_t,
hb_codepoint_t,
hb_codepoint_t,
hb_codepoint_t,
HB_MAP_VALUE_INVALID,
HB_MAP_VALUE_INVALID>;
hb_map_t () = default;
~hb_map_t () = default;
hb_map_t (hb_map_t&) = default;
hb_map_t& operator= (const hb_map_t&) = default;
hb_map_t& operator= (hb_map_t&&) = default;
hb_map_t (std::initializer_list<hb_pair_t<hb_codepoint_t, hb_codepoint_t>> lst) : hashmap (lst) {}
template <typename Iterable,
hb_requires (hb_is_iterable (Iterable))>
hb_map_t (const Iterable &o) : hashmap (o) {}
};
#endif /* HB_MAP_HH */

212
gfx/harfbuzz/src/hb-meta.hh
View file

@ -29,6 +29,9 @@
#include "hb.hh"
#include <type_traits>
#include <utility>
/*
* C++ template meta-programming & fundamentals used with them.
@ -101,14 +104,14 @@ HB_FUNCOBJ (hb_addressof);
template <typename T> static inline T hb_declval ();
#define hb_declval(T) (hb_declval<T> ())
template <typename T> struct hb_match_const : hb_type_identity_t<T>, hb_bool_constant<false>{};
template <typename T> struct hb_match_const<const T> : hb_type_identity_t<T>, hb_bool_constant<true> {};
template <typename T> struct hb_match_const : hb_type_identity_t<T>, hb_false_type {};
template <typename T> struct hb_match_const<const T> : hb_type_identity_t<T>, hb_true_type {};
template <typename T> using hb_remove_const = typename hb_match_const<T>::type;
template <typename T> using hb_add_const = const T;
#define hb_is_const(T) hb_match_const<T>::value
template <typename T> struct hb_match_reference : hb_type_identity_t<T>, hb_bool_constant<false>{};
template <typename T> struct hb_match_reference<T &> : hb_type_identity_t<T>, hb_bool_constant<true> {};
template <typename T> struct hb_match_reference<T &&> : hb_type_identity_t<T>, hb_bool_constant<true> {};
template <typename T> struct hb_match_reference : hb_type_identity_t<T>, hb_false_type {};
template <typename T> struct hb_match_reference<T &> : hb_type_identity_t<T>, hb_true_type {};
template <typename T> struct hb_match_reference<T &&> : hb_type_identity_t<T>, hb_true_type {};
template <typename T> using hb_remove_reference = typename hb_match_reference<T>::type;
template <typename T> auto _hb_try_add_lvalue_reference (hb_priority<1>) -> hb_type_identity<T&>;
template <typename T> auto _hb_try_add_lvalue_reference (hb_priority<0>) -> hb_type_identity<T>;
@ -117,8 +120,8 @@ template <typename T> auto _hb_try_add_rvalue_reference (hb_priority<1>) -> hb_t
template <typename T> auto _hb_try_add_rvalue_reference (hb_priority<0>) -> hb_type_identity<T>;
template <typename T> using hb_add_rvalue_reference = decltype (_hb_try_add_rvalue_reference<T> (hb_prioritize));
#define hb_is_reference(T) hb_match_reference<T>::value
template <typename T> struct hb_match_pointer : hb_type_identity_t<T>, hb_bool_constant<false>{};
template <typename T> struct hb_match_pointer<T *> : hb_type_identity_t<T>, hb_bool_constant<true> {};
template <typename T> struct hb_match_pointer : hb_type_identity_t<T>, hb_false_type {};
template <typename T> struct hb_match_pointer<T *> : hb_type_identity_t<T>, hb_true_type {};
template <typename T> using hb_remove_pointer = typename hb_match_pointer<T>::type;
template <typename T> auto _hb_try_add_pointer (hb_priority<1>) -> hb_type_identity<hb_remove_reference<T>*>;
template <typename T> auto _hb_try_add_pointer (hb_priority<1>) -> hb_type_identity<T>;
@ -129,40 +132,7 @@ template <typename T> using hb_add_pointer = decltype (_hb_try_add_pointer<T> (h
/* TODO Add feature-parity to std::decay. */
template <typename T> using hb_decay = hb_remove_const<hb_remove_reference<T>>;
template<bool B, class T, class F>
struct _hb_conditional { typedef T type; };
template<class T, class F>
struct _hb_conditional<false, T, F> { typedef F type; };
template<bool B, class T, class F>
using hb_conditional = typename _hb_conditional<B, T, F>::type;
template <typename From, typename To>
struct hb_is_convertible
{
private:
static constexpr bool from_void = hb_is_same (void, hb_decay<From>);
static constexpr bool to_void = hb_is_same (void, hb_decay<To> );
static constexpr bool either_void = from_void || to_void;
static constexpr bool both_void = from_void && to_void;
static hb_true_type impl2 (hb_conditional<to_void, int, To>);
template <typename T>
static auto impl (hb_priority<1>) -> decltype (impl2 (hb_declval (T)));
template <typename T>
static hb_false_type impl (hb_priority<0>);
public:
static constexpr bool value = both_void ||
(!either_void &&
decltype (impl<hb_conditional<from_void, int, From>> (hb_prioritize))::value);
};
#define hb_is_convertible(From,To) hb_is_convertible<From, To>::value
template <typename Base, typename Derived>
using hb_is_base_of = hb_is_convertible<hb_decay<Derived> *, hb_decay<Base> *>;
#define hb_is_base_of(Base,Derived) hb_is_base_of<Base, Derived>::value
#define hb_is_convertible(From,To) std::is_convertible<From, To>::value
template <typename From, typename To>
using hb_is_cr_convertible = hb_bool_constant<
@ -172,20 +142,11 @@ using hb_is_cr_convertible = hb_bool_constant<
>;
#define hb_is_cr_convertible(From,To) hb_is_cr_convertible<From, To>::value
/* std::move and std::forward */
template <typename T>
static constexpr hb_remove_reference<T>&& hb_move (T&& t) { return (hb_remove_reference<T>&&) (t); }
template <typename T>
static constexpr T&& hb_forward (hb_remove_reference<T>& t) { return (T&&) t; }
template <typename T>
static constexpr T&& hb_forward (hb_remove_reference<T>&& t) { return (T&&) t; }
struct
{
template <typename T> constexpr auto
operator () (T&& v) const HB_AUTO_RETURN (hb_forward<T> (v))
operator () (T&& v) const HB_AUTO_RETURN (std::forward<T> (v))
template <typename T> constexpr auto
operator () (T *v) const HB_AUTO_RETURN (*v)
@ -195,7 +156,7 @@ HB_FUNCOBJ (hb_deref);
struct
{
template <typename T> constexpr auto
operator () (T&& v) const HB_AUTO_RETURN (hb_forward<T> (v))
operator () (T&& v) const HB_AUTO_RETURN (std::forward<T> (v))
template <typename T> constexpr auto
operator () (T& v) const HB_AUTO_RETURN (hb_addressof (v))
@ -226,50 +187,6 @@ struct hb_reference_wrapper<T&>
/* Type traits */
template <typename T>
using hb_is_integral = hb_bool_constant<
hb_is_same (hb_decay<T>, char) ||
hb_is_same (hb_decay<T>, signed char) ||
hb_is_same (hb_decay<T>, unsigned char) ||
hb_is_same (hb_decay<T>, signed int) ||
hb_is_same (hb_decay<T>, unsigned int) ||
hb_is_same (hb_decay<T>, signed short) ||
hb_is_same (hb_decay<T>, unsigned short) ||
hb_is_same (hb_decay<T>, signed long) ||
hb_is_same (hb_decay<T>, unsigned long) ||
hb_is_same (hb_decay<T>, signed long long) ||
hb_is_same (hb_decay<T>, unsigned long long) ||
false
>;
#define hb_is_integral(T) hb_is_integral<T>::value
template <typename T>
using hb_is_floating_point = hb_bool_constant<
hb_is_same (hb_decay<T>, float) ||
hb_is_same (hb_decay<T>, double) ||
hb_is_same (hb_decay<T>, long double) ||
false
>;
#define hb_is_floating_point(T) hb_is_floating_point<T>::value
template <typename T>
using hb_is_arithmetic = hb_bool_constant<
hb_is_integral (T) ||
hb_is_floating_point (T) ||
false
>;
#define hb_is_arithmetic(T) hb_is_arithmetic<T>::value
template <typename T>
using hb_is_signed = hb_conditional<hb_is_arithmetic (T),
hb_bool_constant<(T) -1 < (T) 0>,
hb_false_type>;
#define hb_is_signed(T) hb_is_signed<T>::value
template <typename T>
using hb_is_unsigned = hb_conditional<hb_is_arithmetic (T),
hb_bool_constant<(T) 0 < (T) -1>,
hb_false_type>;
#define hb_is_unsigned(T) hb_is_unsigned<T>::value
template <typename T> struct hb_int_min;
template <> struct hb_int_min<char> : hb_integral_constant<char, CHAR_MIN> {};
template <> struct hb_int_min<signed char> : hb_integral_constant<signed char, SCHAR_MIN> {};
@ -282,6 +199,7 @@ template <> struct hb_int_min<signed long> : hb_integral_constant<signed long,
template <> struct hb_int_min<unsigned long> : hb_integral_constant<unsigned long, 0> {};
template <> struct hb_int_min<signed long long> : hb_integral_constant<signed long long, LLONG_MIN> {};
template <> struct hb_int_min<unsigned long long> : hb_integral_constant<unsigned long long, 0> {};
template <typename T> struct hb_int_min<T *> : hb_integral_constant<T *, nullptr> {};
#define hb_int_min(T) hb_int_min<T>::value
template <typename T> struct hb_int_max;
template <> struct hb_int_max<char> : hb_integral_constant<char, CHAR_MAX> {};
@ -308,108 +226,6 @@ template <> struct hb_int_max<unsigned long long> : hb_integral_constant<unsigne
TypeName(const TypeName&) = delete; \
void operator=(const TypeName&) = delete
template <typename T, typename>
struct _hb_is_destructible : hb_false_type {};
template <typename T>
struct _hb_is_destructible<T, hb_void_t<decltype (hb_declval (T).~T ())>> : hb_true_type {};
template <typename T>
using hb_is_destructible = _hb_is_destructible<T, void>;
#define hb_is_destructible(T) hb_is_destructible<T>::value
template <typename T, typename, typename ...Ts>
struct _hb_is_constructible : hb_false_type {};
template <typename T, typename ...Ts>
struct _hb_is_constructible<T, hb_void_t<decltype (T (hb_declval (Ts)...))>, Ts...> : hb_true_type {};
template <typename T, typename ...Ts>
using hb_is_constructible = _hb_is_constructible<T, void, Ts...>;
#define hb_is_constructible(...) hb_is_constructible<__VA_ARGS__>::value
template <typename T>
using hb_is_default_constructible = hb_is_constructible<T>;
#define hb_is_default_constructible(T) hb_is_default_constructible<T>::value
template <typename T>
using hb_is_copy_constructible = hb_is_constructible<T, hb_add_lvalue_reference<hb_add_const<T>>>;
#define hb_is_copy_constructible(T) hb_is_copy_constructible<T>::value
template <typename T>
using hb_is_move_constructible = hb_is_constructible<T, hb_add_rvalue_reference<hb_add_const<T>>>;
#define hb_is_move_constructible(T) hb_is_move_constructible<T>::value
template <typename T, typename U, typename>
struct _hb_is_assignable : hb_false_type {};
template <typename T, typename U>
struct _hb_is_assignable<T, U, hb_void_t<decltype (hb_declval (T) = hb_declval (U))>> : hb_true_type {};
template <typename T, typename U>
using hb_is_assignable = _hb_is_assignable<T, U, void>;
#define hb_is_assignable(T,U) hb_is_assignable<T, U>::value
template <typename T>
using hb_is_copy_assignable = hb_is_assignable<hb_add_lvalue_reference<T>,
hb_add_lvalue_reference<hb_add_const<T>>>;
#define hb_is_copy_assignable(T) hb_is_copy_assignable<T>::value
template <typename T>
using hb_is_move_assignable = hb_is_assignable<hb_add_lvalue_reference<T>,
hb_add_rvalue_reference<T>>;
#define hb_is_move_assignable(T) hb_is_move_assignable<T>::value
/* Trivial versions. */
template <typename T> union hb_trivial { T value; };
template <typename T>
using hb_is_trivially_destructible= hb_is_destructible<hb_trivial<T>>;
#define hb_is_trivially_destructible(T) hb_is_trivially_destructible<T>::value
/* Don't know how to do the following. */
//template <typename T, typename ...Ts>
//using hb_is_trivially_constructible= hb_is_constructible<hb_trivial<T>, hb_trivial<Ts>...>;
//#define hb_is_trivially_constructible(...) hb_is_trivially_constructible<__VA_ARGS__>::value
template <typename T>
using hb_is_trivially_default_constructible= hb_is_default_constructible<hb_trivial<T>>;
#define hb_is_trivially_default_constructible(T) hb_is_trivially_default_constructible<T>::value
template <typename T>
using hb_is_trivially_copy_constructible= hb_is_copy_constructible<hb_trivial<T>>;
#define hb_is_trivially_copy_constructible(T) hb_is_trivially_copy_constructible<T>::value
template <typename T>
using hb_is_trivially_move_constructible= hb_is_move_constructible<hb_trivial<T>>;
#define hb_is_trivially_move_constructible(T) hb_is_trivially_move_constructible<T>::value
/* Don't know how to do the following. */
//template <typename T, typename U>
//using hb_is_trivially_assignable= hb_is_assignable<hb_trivial<T>, hb_trivial<U>>;
//#define hb_is_trivially_assignable(T,U) hb_is_trivially_assignable<T, U>::value
template <typename T>
using hb_is_trivially_copy_assignable= hb_is_copy_assignable<hb_trivial<T>>;
#define hb_is_trivially_copy_assignable(T) hb_is_trivially_copy_assignable<T>::value
template <typename T>
using hb_is_trivially_move_assignable= hb_is_move_assignable<hb_trivial<T>>;
#define hb_is_trivially_move_assignable(T) hb_is_trivially_move_assignable<T>::value
template <typename T>
using hb_is_trivially_copyable= hb_bool_constant<
hb_is_trivially_destructible (T) &&
(!hb_is_move_assignable (T) || hb_is_trivially_move_assignable (T)) &&
(!hb_is_move_constructible (T) || hb_is_trivially_move_constructible (T)) &&
(!hb_is_copy_assignable (T) || hb_is_trivially_copy_assignable (T)) &&
(!hb_is_copy_constructible (T) || hb_is_trivially_copy_constructible (T)) &&
true
>;
#define hb_is_trivially_copyable(T) hb_is_trivially_copyable<T>::value
template <typename T>
using hb_is_trivial= hb_bool_constant<
hb_is_trivially_copyable (T) &&
hb_is_trivially_default_constructible (T)
>;
#define hb_is_trivial(T) hb_is_trivial<T>::value
/* hb_unwrap_type (T)
* If T has no T::type, returns T. Otherwise calls itself on T::type recursively.
*/

177
gfx/harfbuzz/src/hb-ms-feature-ranges.cc Normal file
View file

@ -0,0 +1,177 @@
/*
* Copyright © 2011,2012,2013 Google, Inc.
* Copyright © 2021 Khaled Hosny
*
* This is part of HarfBuzz, a text shaping library.
*
* Permission is hereby granted, without written agreement and without
* license or royalty fees, to use, copy, modify, and distribute this
* software and its documentation for any purpose, provided that the
* above copyright notice and the following two paragraphs appear in
* all copies of this software.
*
* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*
* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
*
* Google Author(s): Behdad Esfahbod
*/
#include "hb-ms-feature-ranges.hh"
bool
hb_ms_setup_features (const hb_feature_t *features,
unsigned int num_features,
hb_vector_t<hb_ms_feature_t> &feature_records, /* OUT */
hb_vector_t<hb_ms_range_record_t> &range_records /* OUT */)
{
feature_records.shrink(0);
range_records.shrink(0);
/* Sort features by start/end events. */
hb_vector_t<hb_ms_feature_event_t> feature_events;
for (unsigned int i = 0; i < num_features; i++)
{
hb_ms_active_feature_t feature;
feature.fea.tag_le = hb_uint32_swap (features[i].tag);
feature.fea.value = features[i].value;
feature.order = i;
hb_ms_feature_event_t *event;
event = feature_events.push ();
event->index = features[i].start;
event->start = true;
event->feature = feature;
event = feature_events.push ();
event->index = features[i].end;
event->start = false;
event->feature = feature;
}
feature_events.qsort ();
/* Add a strategic final event. */
{
hb_ms_active_feature_t feature;
feature.fea.tag_le = 0;
feature.fea.value = 0;
feature.order = num_features + 1;
auto *event = feature_events.push ();
event->index = 0; /* This value does magic. */
event->start = false;
event->feature = feature;
}
/* Scan events and save features for each range. */
hb_vector_t<hb_ms_active_feature_t> active_features;
unsigned int last_index = 0;
for (unsigned int i = 0; i < feature_events.length; i++)
{
auto *event = &feature_events[i];
if (event->index != last_index)
{
/* Save a snapshot of active features and the range. */
auto *range = range_records.push ();
auto offset = feature_records.length;
active_features.qsort ();
for (unsigned int j = 0; j < active_features.length; j++)
{
if (!j || active_features[j].fea.tag_le != feature_records[feature_records.length - 1].tag_le)
{
feature_records.push (active_features[j].fea);
}
else
{
/* Overrides value for existing feature. */
feature_records[feature_records.length - 1].value = active_features[j].fea.value;
}
}
/* Will convert to pointer after all is ready, since feature_records.array
* may move as we grow it. */
range->features.features = reinterpret_cast<hb_ms_feature_t *> (offset);
range->features.num_features = feature_records.length - offset;
range->index_first = last_index;
range->index_last = event->index - 1;
last_index = event->index;
}
if (event->start)
{
active_features.push (event->feature);
}
else
{
auto *feature = active_features.find (&event->feature);
if (feature)
active_features.remove (feature - active_features.arrayZ);
}
}
if (!range_records.length) /* No active feature found. */
num_features = 0;
/* Fixup the pointers. */
for (unsigned int i = 0; i < range_records.length; i++)
{
auto *range = &range_records[i];
range->features.features = (hb_ms_feature_t *) feature_records + reinterpret_cast<uintptr_t> (range->features.features);
}
return !!num_features;
}
void
hb_ms_make_feature_ranges (hb_vector_t<hb_ms_feature_t> &feature_records,
hb_vector_t<hb_ms_range_record_t> &range_records,
unsigned int chars_offset,
unsigned int chars_len,
uint16_t *log_clusters,
hb_vector_t<hb_ms_features_t*> &range_features, /* OUT */
hb_vector_t<uint32_t> &range_counts /* OUT */)
{
range_features.shrink (0);
range_counts.shrink (0);
auto *last_range = &range_records[0];
for (unsigned int i = chars_offset; i < chars_len; i++)
{
auto *range = last_range;
while (log_clusters[i] < range->index_first)
range--;
while (log_clusters[i] > range->index_last)
range++;
if (!range_features.length ||
&range->features != range_features[range_features.length - 1])
{
auto **features = range_features.push ();
auto *c = range_counts.push ();
if (unlikely (!features || !c))
{
range_features.shrink (0);
range_counts.shrink (0);
break;
}
*features = &range->features;
*c = 1;
}
else
{
range_counts[range_counts.length - 1]++;
}
last_range = range;
}
}

96
gfx/harfbuzz/src/hb-ms-feature-ranges.hh Normal file
View file

@ -0,0 +1,96 @@
/*
* Copyright © 2011,2012,2013 Google, Inc.
* Copyright © 2021 Khaled Hosny
*
* This is part of HarfBuzz, a text shaping library.
*
* Permission is hereby granted, without written agreement and without
* license or royalty fees, to use, copy, modify, and distribute this
* software and its documentation for any purpose, provided that the
* above copyright notice and the following two paragraphs appear in
* all copies of this software.
*
* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*
* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
*
* Google Author(s): Behdad Esfahbod
*/
#ifndef HB_MS_FEATURE_RANGES_HH
#define HB_MS_FEATURE_RANGES_HH
#include "hb.hh"
typedef struct hb_ms_feature_t {
uint32_t tag_le;
uint32_t value;
} hb_ms_feature_t;
typedef struct hb_ms_features_t {
hb_ms_feature_t *features;
uint32_t num_features;
} hb_ms_features_t;
struct hb_ms_active_feature_t {
hb_ms_feature_t fea;
unsigned int order;
HB_INTERNAL static int cmp (const void *pa, const void *pb) {
const auto *a = (const hb_ms_active_feature_t *) pa;
const auto *b = (const hb_ms_active_feature_t *) pb;
return a->fea.tag_le < b->fea.tag_le ? -1 : a->fea.tag_le > b->fea.tag_le ? 1 :
a->order < b->order ? -1 : a->order > b->order ? 1 :
a->fea.value < b->fea.value ? -1 : a->fea.value > b->fea.value ? 1 :
0;
}
bool operator== (const hb_ms_active_feature_t *f)
{ return cmp (this, f) == 0; }
};
struct hb_ms_feature_event_t {
unsigned int index;
bool start;
hb_ms_active_feature_t feature;
HB_INTERNAL static int cmp (const void *pa, const void *pb)
{
const auto *a = (const hb_ms_feature_event_t *) pa;
const auto *b = (const hb_ms_feature_event_t *) pb;
return a->index < b->index ? -1 : a->index > b->index ? 1 :
a->start < b->start ? -1 : a->start > b->start ? 1 :
hb_ms_active_feature_t::cmp (&a->feature, &b->feature);
}
};
struct hb_ms_range_record_t {
hb_ms_features_t features;
unsigned int index_first; /* == start */
unsigned int index_last; /* == end - 1 */
};
HB_INTERNAL bool
hb_ms_setup_features (const hb_feature_t *features,
unsigned int num_features,
hb_vector_t<hb_ms_feature_t> &feature_records, /* OUT */
hb_vector_t<hb_ms_range_record_t> &range_records /* OUT */);
HB_INTERNAL void
hb_ms_make_feature_ranges (hb_vector_t<hb_ms_feature_t> &feature_records,
hb_vector_t<hb_ms_range_record_t> &range_records,
unsigned int chars_offset,
unsigned int chars_len,
uint16_t *log_clusters,
hb_vector_t<hb_ms_features_t*> &range_features, /* OUT */
hb_vector_t<uint32_t> &range_counts /* OUT */);
#endif /* HB_MS_FEATURE_RANGES_HH */

43
gfx/harfbuzz/src/hb-mutex.hh
View file

@ -39,8 +39,7 @@
/* We need external help for these */
#if defined(HB_MUTEX_IMPL_INIT) \
&& defined(hb_mutex_impl_init) \
#if defined(hb_mutex_impl_init) \
&& defined(hb_mutex_impl_lock) \
&& defined(hb_mutex_impl_unlock) \
&& defined(hb_mutex_impl_finish)
@ -48,21 +47,19 @@
/* Defined externally, i.e. in config.h; must have typedef'ed hb_mutex_impl_t as well. */
#elif !defined(HB_NO_MT) && (defined(HAVE_PTHREAD) || defined(__APPLE__))
#elif !defined(HB_NO_MT) && !defined(HB_MUTEX_IMPL_STD_MUTEX) && (defined(HAVE_PTHREAD) || defined(__APPLE__))
#include <pthread.h>
typedef pthread_mutex_t hb_mutex_impl_t;
#define HB_MUTEX_IMPL_INIT PTHREAD_MUTEX_INITIALIZER
#define hb_mutex_impl_init(M) pthread_mutex_init (M, nullptr)
#define hb_mutex_impl_lock(M) pthread_mutex_lock (M)
#define hb_mutex_impl_unlock(M) pthread_mutex_unlock (M)
#define hb_mutex_impl_finish(M) pthread_mutex_destroy (M)
#elif !defined(HB_NO_MT) && defined(_WIN32)
#elif !defined(HB_NO_MT) && !defined(HB_MUTEX_IMPL_STD_MUTEX) && defined(_WIN32)
typedef CRITICAL_SECTION hb_mutex_impl_t;
#define HB_MUTEX_IMPL_INIT {0}
#if !WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP)
#define hb_mutex_impl_init(M) InitializeCriticalSectionEx (M, 0, 0)
#else
@ -73,34 +70,40 @@ typedef CRITICAL_SECTION hb_mutex_impl_t;
#define hb_mutex_impl_finish(M) DeleteCriticalSection (M)
#elif defined(HB_NO_MT)
#elif !defined(HB_NO_MT)
#include <mutex>
typedef std::mutex hb_mutex_impl_t;
#define hb_mutex_impl_init(M) HB_STMT_START { new (M) hb_mutex_impl_t; } HB_STMT_END
#define hb_mutex_impl_lock(M) (M)->lock ()
#define hb_mutex_impl_unlock(M) (M)->unlock ()
#define hb_mutex_impl_finish(M) HB_STMT_START { (M)->~hb_mutex_impl_t(); } HB_STMT_END
#else /* defined(HB_NO_MT) */
typedef int hb_mutex_impl_t;
#define HB_MUTEX_IMPL_INIT 0
#define hb_mutex_impl_init(M) HB_STMT_START {} HB_STMT_END
#define hb_mutex_impl_lock(M) HB_STMT_START {} HB_STMT_END
#define hb_mutex_impl_unlock(M) HB_STMT_START {} HB_STMT_END
#define hb_mutex_impl_finish(M) HB_STMT_START {} HB_STMT_END
#else
#error "Could not find any system to define mutex macros."
#error "Check hb-mutex.hh for possible resolutions."
#endif
#define HB_MUTEX_INIT {HB_MUTEX_IMPL_INIT}
struct hb_mutex_t
{
hb_mutex_impl_t m;
/* Create space for, but do not initialize m. */
alignas(hb_mutex_impl_t) char m[sizeof (hb_mutex_impl_t)];
void init () { hb_mutex_impl_init (&m); }
void lock () { hb_mutex_impl_lock (&m); }
void unlock () { hb_mutex_impl_unlock (&m); }
void fini () { hb_mutex_impl_finish (&m); }
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wcast-align"
void init () { hb_mutex_impl_init ((hb_mutex_impl_t *) m); }
void lock () { hb_mutex_impl_lock ((hb_mutex_impl_t *) m); }
void unlock () { hb_mutex_impl_unlock ((hb_mutex_impl_t *) m); }
void fini () { hb_mutex_impl_finish ((hb_mutex_impl_t *) m); }
#pragma GCC diagnostic pop
};
struct hb_lock_t

17
gfx/harfbuzz/src/hb-object.hh
View file

@ -140,8 +140,6 @@ struct hb_lockable_set_t
* Reference-count.
*/
#define HB_REFERENCE_COUNT_INIT {0}
struct hb_reference_count_t
{
mutable hb_atomic_int_t ref_count;
@ -197,6 +195,8 @@ struct hb_object_header_t
hb_reference_count_t ref_count;
mutable hb_atomic_int_t writable = 0;
hb_atomic_ptr_t<hb_user_data_array_t> user_data;
bool is_inert () const { return !ref_count.get_relaxed (); }
};
#define HB_OBJECT_HEADER_STATIC {}
@ -234,11 +234,6 @@ static inline void hb_object_init (Type *obj)
obj->header.user_data.init ();
}
template <typename Type>
static inline bool hb_object_is_inert (const Type *obj)
{
return unlikely (obj->header.ref_count.is_inert ());
}
template <typename Type>
static inline bool hb_object_is_valid (const Type *obj)
{
return likely (obj->header.ref_count.is_valid ());
@ -257,7 +252,7 @@ template <typename Type>
static inline Type *hb_object_reference (Type *obj)
{
hb_object_trace (obj, HB_FUNC);
if (unlikely (!obj || hb_object_is_inert (obj)))
if (unlikely (!obj || obj->header.is_inert ()))
return obj;
assert (hb_object_is_valid (obj));
obj->header.ref_count.inc ();
@ -267,7 +262,7 @@ template <typename Type>
static inline bool hb_object_destroy (Type *obj)
{
hb_object_trace (obj, HB_FUNC);
if (unlikely (!obj || hb_object_is_inert (obj)))
if (unlikely (!obj || obj->header.is_inert ()))
return false;
assert (hb_object_is_valid (obj));
if (obj->header.ref_count.dec () != 1)
@ -295,7 +290,7 @@ static inline bool hb_object_set_user_data (Type *obj,
hb_destroy_func_t destroy,
hb_bool_t replace)
{
if (unlikely (!obj || hb_object_is_inert (obj)))
if (unlikely (!obj || obj->header.is_inert ()))
return false;
assert (hb_object_is_valid (obj));
@ -322,7 +317,7 @@ template <typename Type>
static inline void *hb_object_get_user_data (Type *obj,
hb_user_data_key_t *key)
{
if (unlikely (!obj || hb_object_is_inert (obj)))
if (unlikely (!obj || obj->header.is_inert ()))
return nullptr;
assert (hb_object_is_valid (obj));
hb_user_data_array_t *user_data = obj->header.user_data.get ();

56
gfx/harfbuzz/src/hb-open-file.hh
View file

@ -35,7 +35,6 @@
namespace OT {
/*
*
* The OpenType Font File
@ -102,7 +101,13 @@ typedef struct OpenTypeOffsetTable
{
Tag t;
t = tag;
return tables.bfind (t, table_index, HB_BFIND_NOT_FOUND_STORE, Index::NOT_FOUND_INDEX);
/* Use lfind for small fonts; there are fonts that have unsorted table entries;
* those tend to work in other tools, so tolerate them.
* https://github.com/harfbuzz/harfbuzz/issues/3065 */
if (tables.len < 16)
return tables.lfind (t, table_index, HB_NOT_FOUND_STORE, Index::NOT_FOUND_INDEX);
else
return tables.bfind (t, table_index, HB_NOT_FOUND_STORE, Index::NOT_FOUND_INDEX);
}
const TableRecord& get_table_by_tag (hb_tag_t tag) const
{
@ -113,44 +118,53 @@ typedef struct OpenTypeOffsetTable
public:
template <typename item_t>
template <typename Iterator,
hb_requires ((hb_is_source_of<Iterator, hb_pair_t<hb_tag_t, hb_blob_t *>>::value))>
bool serialize (hb_serialize_context_t *c,
hb_tag_t sfnt_tag,
hb_array_t<item_t> items)
Iterator it)
{
TRACE_SERIALIZE (this);
/* Alloc 12 for the OTHeader. */
if (unlikely (!c->extend_min (*this))) return_trace (false);
if (unlikely (!c->extend_min (this))) return_trace (false);
/* Write sfntVersion (bytes 0..3). */
sfnt_version = sfnt_tag;
/* Take space for numTables, searchRange, entrySelector, RangeShift
* and the TableRecords themselves. */
if (unlikely (!tables.serialize (c, items.length))) return_trace (false);
unsigned num_items = it.len ();
if (unlikely (!tables.serialize (c, num_items))) return_trace (false);
const char *dir_end = (const char *) c->head;
HBUINT32 *checksum_adjustment = nullptr;
/* Write OffsetTables, alloc for and write actual table blobs. */
for (unsigned int i = 0; i < tables.len; i++)
unsigned i = 0;
for (hb_pair_t<hb_tag_t, hb_blob_t*> entry : it)
{
TableRecord &rec = tables.arrayZ[i];
hb_blob_t *blob = items[i].blob;
rec.tag = items[i].tag;
rec.length = blob->length;
rec.offset.serialize (c, this);
hb_blob_t *blob = entry.second;
unsigned len = blob->length;
/* Allocate room for the table and copy it. */
char *start = (char *) c->allocate_size<void> (rec.length);
char *start = (char *) c->allocate_size<void> (len);
if (unlikely (!start)) return false;
if (likely (rec.length))
memcpy (start, blob->data, rec.length);
TableRecord &rec = tables.arrayZ[i];
rec.tag = entry.first;
rec.length = len;
rec.offset = 0;
if (unlikely (!c->check_assign (rec.offset,
(unsigned) ((char *) start - (char *) this),
HB_SERIALIZE_ERROR_OFFSET_OVERFLOW)))
return_trace (false);
if (likely (len))
memcpy (start, blob->data, len);
/* 4-byte alignment. */
c->align (4);
const char *end = (const char *) c->head;
if (items[i].tag == HB_OT_TAG_head &&
if (entry.first == HB_OT_TAG_head &&
(unsigned) (end - start) >= head::static_size)
{
head *h = (head *) start;
@ -159,6 +173,7 @@ typedef struct OpenTypeOffsetTable
}
rec.checkSum.set_for_data (start, end - start);
i++;
}
tables.qsort ();
@ -170,7 +185,7 @@ typedef struct OpenTypeOffsetTable
/* The following line is a slower version of the following block. */
//checksum.set_for_data (this, (const char *) c->head - (const char *) this);
checksum.set_for_data (this, dir_end - (const char *) this);
for (unsigned int i = 0; i < items.length; i++)
for (unsigned int i = 0; i < num_items; i++)
{
TableRecord &rec = tables.arrayZ[i];
checksum = checksum + rec.checkSum;
@ -477,14 +492,15 @@ struct OpenTypeFontFile
}
}
template <typename item_t>
template <typename Iterator,
hb_requires ((hb_is_source_of<Iterator, hb_pair_t<hb_tag_t, hb_blob_t *>>::value))>
bool serialize_single (hb_serialize_context_t *c,
hb_tag_t sfnt_tag,
hb_array_t<item_t> items)
Iterator items)
{
TRACE_SERIALIZE (this);
assert (sfnt_tag != TTCTag);
if (unlikely (!c->extend_min (*this))) return_trace (false);
if (unlikely (!c->extend_min (this))) return_trace (false);
return_trace (u.fontFace.serialize (c, sfnt_tag, items));
}

86
gfx/harfbuzz/src/hb-open-type.hh
View file

@ -64,7 +64,7 @@ struct IntType
IntType& operator = (Type i) { v = i; return *this; }
/* For reason we define cast out operator for signed/unsigned, instead of Type, see:
* https://github.com/harfbuzz/harfbuzz/pull/2875/commits/09836013995cab2b9f07577a179ad7b024130467 */
operator hb_conditional<hb_is_signed (Type), signed, unsigned> () const { return v; }
operator typename std::conditional<std::is_signed<Type>::value, signed, unsigned>::type () const { return v; }
bool operator == (const IntType &o) const { return (Type) v == (Type) o.v; }
bool operator != (const IntType &o) const { return !(*this == o); }
@ -86,7 +86,7 @@ struct IntType
return pb->cmp (*pa);
}
template <typename Type2,
hb_enable_if (hb_is_integral (Type2) &&
hb_enable_if (std::is_integral<Type2>::value &&
sizeof (Type2) < sizeof (int) &&
sizeof (Type) < sizeof (int))>
int cmp (Type2 a) const
@ -122,6 +122,15 @@ typedef IntType<int32_t> HBINT32; /* 32-bit signed integer. */
* Works for unsigned, but not signed, since we rely on compiler for sign-extension. */
typedef IntType<uint32_t, 3> HBUINT24; /* 24-bit unsigned integer. */
/* 15-bit unsigned number; top bit used for extension. */
struct HBUINT15 : HBUINT16
{
/* TODO Flesh out; actually mask top bit. */
HBUINT15& operator = (uint16_t i ) { HBUINT16::operator= (i); return *this; }
public:
DEFINE_SIZE_STATIC (2);
};
/* 16-bit signed integer (HBINT16) that describes a quantity in FUnits. */
typedef HBINT16 FWORD;
@ -182,9 +191,9 @@ struct Tag : HBUINT32
};
/* Glyph index number, same as uint16 (length = 16 bits) */
struct HBGlyphID : HBUINT16
struct HBGlyphID16 : HBUINT16
{
HBGlyphID& operator = (uint16_t i) { HBUINT16::operator= (i); return *this; }
HBGlyphID16& operator = (uint16_t i) { HBUINT16::operator= (i); return *this; }
};
/* Script/language-system/feature index */
@ -212,15 +221,6 @@ struct Offset : Type
bool is_null () const { return has_null && 0 == *this; }
void *serialize (hb_serialize_context_t *c, const void *base)
{
void *t = c->start_embed<void> ();
c->check_assign (*this,
(unsigned) ((char *) t - (char *) base),
HB_SERIALIZE_ERROR_OFFSET_OVERFLOW);
return t;
}
public:
DEFINE_SIZE_STATIC (sizeof (Type));
};
@ -341,7 +341,7 @@ struct OffsetTo : Offset<OffsetType, has_null>
s->push ();
bool ret = c->dispatch (src_base+src, hb_forward<Ts> (ds)...);
bool ret = c->dispatch (src_base+src, std::forward<Ts> (ds)...);
if (ret || !has_null)
s->add_link (*this, s->pop_pack ());
@ -358,7 +358,7 @@ struct OffsetTo : Offset<OffsetType, has_null>
*this = 0;
Type* obj = c->push<Type> ();
bool ret = obj->serialize (c, hb_forward<Ts> (ds)...);
bool ret = obj->serialize (c, std::forward<Ts> (ds)...);
if (ret)
c->add_link (*this, c->pop_pack ());
@ -384,7 +384,7 @@ struct OffsetTo : Offset<OffsetType, has_null>
c->push ();
bool ret = c->copy (src_base+src, hb_forward<Ts> (ds)...);
bool ret = c->copy (src_base+src, std::forward<Ts> (ds)...);
c->add_link (*this, c->pop_pack (), whence, dst_bias);
@ -410,7 +410,7 @@ struct OffsetTo : Offset<OffsetType, has_null>
TRACE_SANITIZE (this);
return_trace (sanitize_shallow (c, base) &&
(this->is_null () ||
c->dispatch (StructAtOffset<Type> (base, *this), hb_forward<Ts> (ds)...) ||
c->dispatch (StructAtOffset<Type> (base, *this), std::forward<Ts> (ds)...) ||
neuter (c)));
}
@ -477,8 +477,10 @@ struct UnsizedArrayOf
const Type &lsearch (unsigned int len, const T &x, const Type &not_found = Null (Type)) const
{ return *as_array (len).lsearch (x, &not_found); }
template <typename T>
bool lfind (unsigned int len, const T &x, unsigned *pos = nullptr) const
{ return as_array (len).lfind (x, pos); }
bool lfind (unsigned int len, const T &x, unsigned int *i = nullptr,
hb_not_found_t not_found = HB_NOT_FOUND_DONT_STORE,
unsigned int to_store = (unsigned int) -1) const
{ return as_array (len).lfind (x, i, not_found, to_store); }
void qsort (unsigned int len, unsigned int start = 0, unsigned int end = (unsigned int) -1)
{ as_array (len).qsort (start, end); }
@ -486,7 +488,7 @@ struct UnsizedArrayOf
bool serialize (hb_serialize_context_t *c, unsigned int items_len)
{
TRACE_SERIALIZE (this);
if (unlikely (!c->extend (*this, items_len))) return_trace (false);
if (unlikely (!c->extend (this, items_len))) return_trace (false);
return_trace (true);
}
template <typename Iterator,
@ -516,9 +518,9 @@ struct UnsizedArrayOf
{
TRACE_SANITIZE (this);
if (unlikely (!sanitize_shallow (c, count))) return_trace (false);
if (!sizeof... (Ts) && hb_is_trivially_copyable (Type)) return_trace (true);
if (!sizeof... (Ts) && std::is_trivially_copyable<Type>::value) return_trace (true);
for (unsigned int i = 0; i < count; i++)
if (unlikely (!c->dispatch (arrayZ[i], hb_forward<Ts> (ds)...)))
if (unlikely (!c->dispatch (arrayZ[i], std::forward<Ts> (ds)...)))
return_trace (false);
return_trace (true);
}
@ -563,7 +565,7 @@ struct UnsizedListOfOffset16To : UnsizedArray16OfOffsetTo<Type, OffsetType, has_
{
TRACE_SANITIZE (this);
return_trace ((UnsizedArray16OfOffsetTo<Type, OffsetType, has_null>
::sanitize (c, count, this, hb_forward<Ts> (ds)...)));
::sanitize (c, count, this, std::forward<Ts> (ds)...)));
}
};
@ -586,7 +588,7 @@ struct SortedUnsizedArrayOf : UnsizedArrayOf<Type>
{ return *as_array (len).bsearch (x, &not_found); }
template <typename T>
bool bfind (unsigned int len, const T &x, unsigned int *i = nullptr,
hb_bfind_not_found_t not_found = HB_BFIND_NOT_FOUND_DONT_STORE,
hb_not_found_t not_found = HB_NOT_FOUND_DONT_STORE,
unsigned int to_store = (unsigned int) -1) const
{ return as_array (len).bfind (x, i, not_found, to_store); }
};
@ -648,8 +650,10 @@ struct ArrayOf
const Type &lsearch (const T &x, const Type &not_found = Null (Type)) const
{ return *as_array ().lsearch (x, &not_found); }
template <typename T>
bool lfind (const T &x, unsigned *pos = nullptr) const
{ return as_array ().lfind (x, pos); }
bool lfind (const T &x, unsigned int *i = nullptr,
hb_not_found_t not_found = HB_NOT_FOUND_DONT_STORE,
unsigned int to_store = (unsigned int) -1) const
{ return as_array ().lfind (x, i, not_found, to_store); }
void qsort (unsigned int start = 0, unsigned int end = (unsigned int) -1)
{ as_array ().qsort (start, end); }
@ -657,9 +661,9 @@ struct ArrayOf
HB_NODISCARD bool serialize (hb_serialize_context_t *c, unsigned items_len)
{
TRACE_SERIALIZE (this);
if (unlikely (!c->extend_min (*this))) return_trace (false);
if (unlikely (!c->extend_min (this))) return_trace (false);
c->check_assign (len, items_len, HB_SERIALIZE_ERROR_ARRAY_OVERFLOW);
if (unlikely (!c->extend (*this))) return_trace (false);
if (unlikely (!c->extend (this))) return_trace (false);
return_trace (true);
}
template <typename Iterator,
@ -680,7 +684,7 @@ struct ArrayOf
{
TRACE_SERIALIZE (this);
len++;
if (unlikely (!len || !c->extend (*this)))
if (unlikely (!len || !c->extend (this)))
{
len--;
return_trace (nullptr);
@ -703,10 +707,10 @@ struct ArrayOf
{
TRACE_SANITIZE (this);
if (unlikely (!sanitize_shallow (c))) return_trace (false);
if (!sizeof... (Ts) && hb_is_trivially_copyable (Type)) return_trace (true);
if (!sizeof... (Ts) && std::is_trivially_copyable<Type>::value) return_trace (true);
unsigned int count = len;
for (unsigned int i = 0; i < count; i++)
if (unlikely (!c->dispatch (arrayZ[i], hb_forward<Ts> (ds)...)))
if (unlikely (!c->dispatch (arrayZ[i], std::forward<Ts> (ds)...)))
return_trace (false);
return_trace (true);
}
@ -764,7 +768,7 @@ struct List16OfOffset16To : Array16OfOffset16To<Type>
bool sanitize (hb_sanitize_context_t *c, Ts&&... ds) const
{
TRACE_SANITIZE (this);
return_trace (Array16OfOffset16To<Type>::sanitize (c, this, hb_forward<Ts> (ds)...));
return_trace (Array16OfOffset16To<Type>::sanitize (c, this, std::forward<Ts> (ds)...));
}
};
@ -807,9 +811,9 @@ struct HeadlessArrayOf
bool serialize (hb_serialize_context_t *c, unsigned int items_len)
{
TRACE_SERIALIZE (this);
if (unlikely (!c->extend_min (*this))) return_trace (false);
if (unlikely (!c->extend_min (this))) return_trace (false);
c->check_assign (lenP1, items_len + 1, HB_SERIALIZE_ERROR_ARRAY_OVERFLOW);
if (unlikely (!c->extend (*this))) return_trace (false);
if (unlikely (!c->extend (this))) return_trace (false);
return_trace (true);
}
template <typename Iterator,
@ -831,10 +835,10 @@ struct HeadlessArrayOf
{
TRACE_SANITIZE (this);
if (unlikely (!sanitize_shallow (c))) return_trace (false);
if (!sizeof... (Ts) && hb_is_trivially_copyable (Type)) return_trace (true);
if (!sizeof... (Ts) && std::is_trivially_copyable<Type>::value) return_trace (true);
unsigned int count = get_length ();
for (unsigned int i = 0; i < count; i++)
if (unlikely (!c->dispatch (arrayZ[i], hb_forward<Ts> (ds)...)))
if (unlikely (!c->dispatch (arrayZ[i], std::forward<Ts> (ds)...)))
return_trace (false);
return_trace (true);
}
@ -880,10 +884,10 @@ struct ArrayOfM1
{
TRACE_SANITIZE (this);
if (unlikely (!sanitize_shallow (c))) return_trace (false);
if (!sizeof... (Ts) && hb_is_trivially_copyable (Type)) return_trace (true);
if (!sizeof... (Ts) && std::is_trivially_copyable<Type>::value) return_trace (true);
unsigned int count = lenM1 + 1;
for (unsigned int i = 0; i < count; i++)
if (unlikely (!c->dispatch (arrayZ[i], hb_forward<Ts> (ds)...)))
if (unlikely (!c->dispatch (arrayZ[i], std::forward<Ts> (ds)...)))
return_trace (false);
return_trace (true);
}
@ -950,7 +954,7 @@ struct SortedArrayOf : ArrayOf<Type, LenType>
{ return *as_array ().bsearch (x, &not_found); }
template <typename T>
bool bfind (const T &x, unsigned int *i = nullptr,
hb_bfind_not_found_t not_found = HB_BFIND_NOT_FOUND_DONT_STORE,
hb_not_found_t not_found = HB_NOT_FOUND_DONT_STORE,
unsigned int to_store = (unsigned int) -1) const
{ return as_array ().bfind (x, i, not_found, to_store); }
};
@ -1066,10 +1070,10 @@ struct VarSizedBinSearchArrayOf
{
TRACE_SANITIZE (this);
if (unlikely (!sanitize_shallow (c))) return_trace (false);
if (!sizeof... (Ts) && hb_is_trivially_copyable (Type)) return_trace (true);
if (!sizeof... (Ts) && std::is_trivially_copyable<Type>::value) return_trace (true);
unsigned int count = get_length ();
for (unsigned int i = 0; i < count; i++)
if (unlikely (!(*this)[i].sanitize (c, hb_forward<Ts> (ds)...)))
if (unlikely (!(*this)[i].sanitize (c, std::forward<Ts> (ds)...)))
return_trace (false);
return_trace (true);
}

8
gfx/harfbuzz/src/hb-ot-cff-common.hh
View file

@ -126,7 +126,7 @@ struct CFFIndex
else
{
/* serialize CFFIndex header */
if (unlikely (!c->extend_min (*this))) return_trace (false);
if (unlikely (!c->extend_min (this))) return_trace (false);
this->count = byteArray.length;
this->offSize = offSize_;
if (unlikely (!c->allocate_size<HBUINT8> (offSize_ * (byteArray.length + 1))))
@ -214,7 +214,7 @@ struct CFFIndex
unsigned off_size = calcOffSize (total);
/* serialize CFFIndex header */
if (unlikely (!c->extend_min (*this))) return_trace (false);
if (unlikely (!c->extend_min (this))) return_trace (false);
this->count = it.len ();
this->offSize = off_size;
if (unlikely (!c->allocate_size<HBUINT8> (off_size * (it.len () + 1))))
@ -335,7 +335,7 @@ struct CFFIndexOf : CFFIndex<COUNT>
{
TRACE_SERIALIZE (this);
/* serialize CFFIndex header */
if (unlikely (!c->extend_min (*this))) return_trace (false);
if (unlikely (!c->extend_min (this))) return_trace (false);
this->count = dataArrayLen;
this->offSize = offSize_;
if (unlikely (!c->allocate_size<HBUINT8> (offSize_ * (dataArrayLen + 1))))
@ -373,7 +373,7 @@ struct Dict : UnsizedByteStr
{
TRACE_SERIALIZE (this);
for (unsigned int i = 0; i < dictval.get_count (); i++)
if (unlikely (!opszr.serialize (c, dictval[i], hb_forward<Ts> (ds)...)))
if (unlikely (!opszr.serialize (c, dictval[i], std::forward<Ts> (ds)...)))
return_trace (false);
return_trace (true);

5
gfx/harfbuzz/src/hb-ot-cff1-table.hh
View file

@ -187,7 +187,7 @@ struct Encoding
const hb_vector_t<code_pair_t>& supp_codes)
{
TRACE_SERIALIZE (this);
Encoding *dest = c->extend_min (*this);
Encoding *dest = c->extend_min (this);
if (unlikely (!dest)) return_trace (false);
dest->format = format | ((supp_codes.length > 0) ? 0x80 : 0);
switch (format) {
@ -457,7 +457,7 @@ struct Charset
const hb_vector_t<code_pair_t>& sid_ranges)
{
TRACE_SERIALIZE (this);
Charset *dest = c->extend_min (*this);
Charset *dest = c->extend_min (this);
if (unlikely (!dest)) return_trace (false);
dest->format = format;
switch (format)
@ -713,6 +713,7 @@ struct cff1_top_dict_opset_t : top_dict_opset_t<cff1_top_dict_val_t>
case OpCode_Notice:
case OpCode_Copyright:
case OpCode_FullName:
case OpCode_FontName:
case OpCode_FamilyName:
case OpCode_Weight:
case OpCode_PostScript:

487
gfx/harfbuzz/src/hb-ot-cmap-table.hh
View file

@ -49,6 +49,12 @@ struct CmapSubtableFormat0
*glyph = gid;
return true;
}
unsigned get_language () const
{
return language;
}
void collect_unicodes (hb_set_t *out) const
{
for (unsigned int i = 0; i < 256; i++)
@ -87,120 +93,192 @@ struct CmapSubtableFormat0
struct CmapSubtableFormat4
{
template<typename Iterator,
typename Writer,
hb_requires (hb_is_iterator (Iterator))>
HBUINT16* serialize_endcode_array (hb_serialize_context_t *c,
Iterator it)
void to_ranges (Iterator it, Writer& range_writer)
{
HBUINT16 *endCode = c->start_embed<HBUINT16> ();
hb_codepoint_t prev_endcp = 0xFFFF;
hb_codepoint_t start_cp = 0, prev_run_start_cp = 0, run_start_cp = 0, end_cp = 0, last_gid = 0;
int run_length = 0 , delta = 0, prev_delta = 0;
for (const auto& _ : +it)
{
if (prev_endcp != 0xFFFF && prev_endcp + 1u != _.first)
{
HBUINT16 end_code;
end_code = prev_endcp;
c->copy<HBUINT16> (end_code);
enum {
FIRST_SUB_RANGE,
FOLLOWING_SUB_RANGE,
} mode;
while (it) {
// Start a new range
start_cp = (*it).first;
prev_run_start_cp = (*it).first;
run_start_cp = (*it).first;
end_cp = (*it).first;
last_gid = (*it).second;
run_length = 1;
prev_delta = 0;
delta = (*it).second - (*it).first;
mode = FIRST_SUB_RANGE;
it++;
while (it) {
// Process range
hb_codepoint_t next_cp = (*it).first;
hb_codepoint_t next_gid = (*it).second;
if (next_cp != end_cp + 1) {
// Current range is over, stop processing.
break;
}
if (next_gid == last_gid + 1) {
// The current run continues.
end_cp = next_cp;
run_length++;
last_gid = next_gid;
it++;
continue;
}
// A new run is starting, decide if we want to commit the current run.
int split_cost = (mode == FIRST_SUB_RANGE) ? 8 : 16;
int run_cost = run_length * 2;
if (run_cost >= split_cost) {
commit_current_range(start_cp,
prev_run_start_cp,
run_start_cp,
end_cp,
delta,
prev_delta,
split_cost,
range_writer);
start_cp = next_cp;
}
// Start the new run
mode = FOLLOWING_SUB_RANGE;
prev_run_start_cp = run_start_cp;
run_start_cp = next_cp;
end_cp = next_cp;
prev_delta = delta;
delta = next_gid - run_start_cp;
run_length = 1;
last_gid = next_gid;
it++;
}
prev_endcp = _.first;
// Finalize range
commit_current_range (start_cp,
prev_run_start_cp,
run_start_cp,
end_cp,
delta,
prev_delta,
8,
range_writer);
}
{
// last endCode
HBUINT16 endcode;
endcode = prev_endcp;
if (unlikely (!c->copy<HBUINT16> (endcode))) return nullptr;
// There must be a final entry with end_code == 0xFFFF.
if (prev_endcp != 0xFFFF)
{
HBUINT16 finalcode;
finalcode = 0xFFFF;
if (unlikely (!c->copy<HBUINT16> (finalcode))) return nullptr;
if (likely (end_cp != 0xFFFF)) {
range_writer (0xFFFF, 0xFFFF, 1);
}
}
/*
* Writes the current range as either one or two ranges depending on what is most efficient.
*/
template<typename Writer>
void commit_current_range (hb_codepoint_t start,
hb_codepoint_t prev_run_start,
hb_codepoint_t run_start,
hb_codepoint_t end,
int run_delta,
int previous_run_delta,
int split_cost,
Writer& range_writer) {
bool should_split = false;
if (start < run_start && run_start < end) {
int run_cost = (end - run_start + 1) * 2;
if (run_cost >= split_cost) {
should_split = true;
}
}
return endCode;
// TODO(grieger): handle case where delta is legitimately 0, mark range offset array instead?
if (should_split) {
if (start == prev_run_start)
range_writer (start, run_start - 1, previous_run_delta);
else
range_writer (start, run_start - 1, 0);
range_writer (run_start, end, run_delta);
return;
}
if (start == run_start) {
// Range is only a run
range_writer (start, end, run_delta);
return;
}
// Write only a single non-run range.
range_writer (start, end, 0);
}
template<typename Iterator,
hb_requires (hb_is_iterator (Iterator))>
HBUINT16* serialize_startcode_array (hb_serialize_context_t *c,
Iterator it)
{
HBUINT16 *startCode = c->start_embed<HBUINT16> ();
hb_codepoint_t prev_cp = 0xFFFF;
unsigned serialize_find_segcount (Iterator it) {
struct Counter {
unsigned segcount = 0;
for (const auto& _ : +it)
{
if (prev_cp == 0xFFFF || prev_cp + 1u != _.first)
{
HBUINT16 start_code;
start_code = _.first;
c->copy<HBUINT16> (start_code);
void operator() (hb_codepoint_t start,
hb_codepoint_t end,
int delta) {
segcount++;
}
} counter;
prev_cp = _.first;
}
// There must be a final entry with end_code == 0xFFFF.
if (it.len () == 0 || prev_cp != 0xFFFF)
{
HBUINT16 finalcode;
finalcode = 0xFFFF;
if (unlikely (!c->copy<HBUINT16> (finalcode))) return nullptr;
}
return startCode;
to_ranges (+it, counter);
return counter.segcount;
}
template<typename Iterator,
hb_requires (hb_is_iterator (Iterator))>
HBINT16* serialize_idDelta_array (hb_serialize_context_t *c,
Iterator it,
HBUINT16 *endCode,
HBUINT16 *startCode,
unsigned segcount)
bool serialize_start_end_delta_arrays (hb_serialize_context_t *c,
Iterator it,
int segcount)
{
unsigned i = 0;
hb_codepoint_t last_gid = 0, start_gid = 0, last_cp = 0xFFFF;
bool use_delta = true;
struct Writer {
hb_serialize_context_t *serializer_;
HBUINT16* end_code_;
HBUINT16* start_code_;
HBINT16* id_delta_;
int index_;
HBINT16 *idDelta = c->start_embed<HBINT16> ();
if ((char *)idDelta - (char *)startCode != (int) segcount * (int) HBINT16::static_size)
return nullptr;
for (const auto& _ : +it)
{
if (_.first == startCode[i])
{
use_delta = true;
start_gid = _.second;
Writer(hb_serialize_context_t *serializer)
: serializer_(serializer),
end_code_(nullptr),
start_code_(nullptr),
id_delta_(nullptr),
index_ (0) {}
void operator() (hb_codepoint_t start,
hb_codepoint_t end,
int delta) {
start_code_[index_] = start;
end_code_[index_] = end;
id_delta_[index_] = delta;
index_++;
}
else if (_.second != last_gid + 1) use_delta = false;
} writer(c);
if (_.first == endCode[i])
{
HBINT16 delta;
if (use_delta) delta = (int)start_gid - (int)startCode[i];
else delta = 0;
c->copy<HBINT16> (delta);
writer.end_code_ = c->allocate_size<HBUINT16> (HBUINT16::static_size * segcount);
c->allocate_size<HBUINT16> (2); // padding
writer.start_code_ = c->allocate_size<HBUINT16> (HBUINT16::static_size * segcount);
writer.id_delta_ = c->allocate_size<HBINT16> (HBINT16::static_size * segcount);
i++;
}
if (unlikely (!writer.end_code_ || !writer.start_code_ || !writer.id_delta_)) return false;
last_gid = _.second;
last_cp = _.first;
}
if (it.len () == 0 || last_cp != 0xFFFF)
{
HBINT16 delta;
delta = 1;
if (unlikely (!c->copy<HBINT16> (delta))) return nullptr;
}
return idDelta;
to_ranges (+it, writer);
return true;
}
template<typename Iterator,
@ -212,29 +290,24 @@ struct CmapSubtableFormat4
HBINT16 *idDelta,
unsigned segcount)
{
hb_hashmap_t<hb_codepoint_t, hb_codepoint_t> cp_to_gid;
+ it | hb_sink (cp_to_gid);
HBUINT16 *idRangeOffset = c->allocate_size<HBUINT16> (HBUINT16::static_size * segcount);
if (unlikely (!c->check_success (idRangeOffset))) return nullptr;
if (unlikely ((char *)idRangeOffset - (char *)idDelta != (int) segcount * (int) HBINT16::static_size)) return nullptr;
+ hb_range (segcount)
| hb_filter ([&] (const unsigned _) { return idDelta[_] == 0; })
| hb_apply ([&] (const unsigned i)
{
idRangeOffset[i] = 2 * (c->start_embed<HBUINT16> () - idRangeOffset - i);
+ it
| hb_filter ([&] (const hb_item_type<Iterator> _) { return _.first >= startCode[i] && _.first <= endCode[i]; })
| hb_apply ([&] (const hb_item_type<Iterator> _)
{
HBUINT16 glyID;
glyID = _.second;
c->copy<HBUINT16> (glyID);
})
;
})
;
for (unsigned i : + hb_range (segcount)
| hb_filter ([&] (const unsigned _) { return idDelta[_] == 0; }))
{
idRangeOffset[i] = 2 * (c->start_embed<HBUINT16> () - idRangeOffset - i);
for (hb_codepoint_t cp = startCode[i]; cp <= endCode[i]; cp++)
{
HBUINT16 gid;
gid = cp_to_gid[cp];
c->copy<HBUINT16> (gid);
}
}
return idRangeOffset;
}
@ -253,32 +326,32 @@ struct CmapSubtableFormat4
if (format4_iter.len () == 0) return;
unsigned table_initpos = c->length ();
if (unlikely (!c->extend_min (*this))) return;
if (unlikely (!c->extend_min (this))) return;
this->format = 4;
//serialize endCode[]
HBUINT16 *endCode = serialize_endcode_array (c, format4_iter);
if (unlikely (!endCode)) return;
//serialize endCode[], startCode[], idDelta[]
HBUINT16* endCode = c->start_embed<HBUINT16> ();
unsigned segcount = serialize_find_segcount (format4_iter);
if (unlikely (!serialize_start_end_delta_arrays (c, format4_iter, segcount)))
return;
unsigned segcount = (c->length () - min_size) / HBUINT16::static_size;
// 2 bytes of padding.
if (unlikely (!c->allocate_size<HBUINT16> (HBUINT16::static_size))) return; // 2 bytes of padding.
// serialize startCode[]
HBUINT16 *startCode = serialize_startcode_array (c, format4_iter);
if (unlikely (!startCode)) return;
//serialize idDelta[]
HBINT16 *idDelta = serialize_idDelta_array (c, format4_iter, endCode, startCode, segcount);
if (unlikely (!idDelta)) return;
HBUINT16 *startCode = endCode + segcount + 1;
HBINT16 *idDelta = ((HBINT16*)startCode) + segcount;
HBUINT16 *idRangeOffset = serialize_rangeoffset_glyid (c, format4_iter, endCode, startCode, idDelta, segcount);
if (unlikely (!c->check_success (idRangeOffset))) return;
if (unlikely (!c->check_assign(this->length,
c->length () - table_initpos,
HB_SERIALIZE_ERROR_INT_OVERFLOW))) return;
this->length = c->length () - table_initpos;
if ((long long) this->length != (long long) c->length () - table_initpos)
{
// Length overflowed. Discard the current object before setting the error condition, otherwise
// discard is a noop which prevents the higher level code from reverting the serializer to the
// pre-error state in cmap4 overflow handling code.
c->pop_discard ();
c->err (HB_SERIALIZE_ERROR_INT_OVERFLOW);
return;
}
this->segCountX2 = segcount * 2;
this->entrySelector = hb_max (1u, hb_bit_storage (segcount)) - 1;
this->searchRange = 2 * (1u << this->entrySelector);
@ -287,6 +360,11 @@ struct CmapSubtableFormat4
: 0;
}
unsigned get_language () const
{
return language;
}
struct accelerator_t
{
accelerator_t () {}
@ -549,6 +627,12 @@ struct CmapSubtableTrimmed
*glyph = gid;
return true;
}
unsigned get_language () const
{
return language;
}
void collect_unicodes (hb_set_t *out) const
{
hb_codepoint_t start = startCharCode;
@ -584,7 +668,7 @@ struct CmapSubtableTrimmed
UINT length; /* Byte length of this subtable. */
UINT language; /* Ignore. */
UINT startCharCode; /* First character code covered. */
ArrayOf<HBGlyphID, UINT>
ArrayOf<HBGlyphID16, UINT>
glyphIdArray; /* Array of glyph index values for character
* codes in the range. */
public:
@ -608,6 +692,11 @@ struct CmapSubtableLongSegmented
return true;
}
unsigned get_language () const
{
return language;
}
void collect_unicodes (hb_set_t *out, unsigned int num_glyphs) const
{
for (unsigned int i = 0; i < this->groups.len; i++)
@ -693,7 +782,7 @@ struct CmapSubtableFormat12 : CmapSubtableLongSegmented<CmapSubtableFormat12>
{
if (it.len () == 0) return;
unsigned table_initpos = c->length ();
if (unlikely (!c->extend_min (*this))) return;
if (unlikely (!c->extend_min (this))) return;
hb_codepoint_t startCharCode = 0xFFFF, endCharCode = 0xFFFF;
hb_codepoint_t glyphID = 0;
@ -875,7 +964,7 @@ struct UVSMapping
}
HBUINT24 unicodeValue; /* Base Unicode value of the UVS */
HBGlyphID glyphID; /* Glyph ID of the UVS */
HBGlyphID16 glyphID; /* Glyph ID of the UVS */
public:
DEFINE_SIZE_STATIC (5);
};
@ -1077,7 +1166,7 @@ struct CmapSubtableFormat14
unsigned table_initpos = c->length ();
const char* init_tail = c->tail;
if (unlikely (!c->extend_min (*this))) return;
if (unlikely (!c->extend_min (this))) return;
this->format = 14;
auto src_tbl = reinterpret_cast<const CmapSubtableFormat14*> (base);
@ -1238,6 +1327,20 @@ struct CmapSubtable
}
}
unsigned get_language () const
{
switch (u.format) {
case 0: return u.format0 .get_language ();
case 4: return u.format4 .get_language ();
case 6: return u.format6 .get_language ();
case 10: return u.format10.get_language ();
case 12: return u.format12.get_language ();
case 13: return u.format13.get_language ();
case 14:
default: return 0;
}
}
template<typename Iterator,
hb_requires (hb_is_iterator (Iterator))>
void serialize (hb_serialize_context_t *c,
@ -1353,60 +1456,112 @@ struct cmap
template<typename Iterator, typename EncodingRecIter,
hb_requires (hb_is_iterator (EncodingRecIter))>
void serialize (hb_serialize_context_t *c,
bool serialize (hb_serialize_context_t *c,
Iterator it,
EncodingRecIter encodingrec_iter,
const void *base,
const hb_subset_plan_t *plan)
const hb_subset_plan_t *plan,
bool drop_format_4 = false)
{
if (unlikely (!c->extend_min ((*this)))) return;
if (unlikely (!c->extend_min ((*this)))) return false;
this->version = 0;
unsigned format4objidx = 0, format12objidx = 0, format14objidx = 0;
auto snap = c->snapshot ();
for (const EncodingRecord& _ : encodingrec_iter)
{
if (c->in_error ())
return false;
unsigned format = (base+_.subtable).u.format;
if (!plan->glyphs_requested->is_empty ())
if (format != 4 && format != 12 && format != 14) continue;
hb_set_t unicodes_set;
(base+_.subtable).collect_unicodes (&unicodes_set);
if (!drop_format_4 && format == 4)
{
hb_set_t unicodes_set;
hb_map_t cp_glyphid_map;
(base+_.subtable).collect_mapping (&unicodes_set, &cp_glyphid_map);
auto table_iter =
+ hb_zip (unicodes_set.iter(), unicodes_set.iter() | hb_map(cp_glyphid_map))
| hb_filter (plan->_glyphset, hb_second)
| hb_filter ([plan] (const hb_pair_t<hb_codepoint_t, hb_codepoint_t>& p)
{
return plan->unicodes->has (p.first) ||
plan->glyphs_requested->has (p.second);
})
| hb_map ([plan] (const hb_pair_t<hb_codepoint_t, hb_codepoint_t>& p_org)
{
return hb_pair_t<hb_codepoint_t, hb_codepoint_t> (p_org.first, plan->glyph_map->get(p_org.second));
})
;
if (format == 4) c->copy (_, table_iter, 4u, base, plan, &format4objidx);
else if (format == 12) c->copy (_, table_iter, 12u, base, plan, &format12objidx);
else if (format == 14) c->copy (_, table_iter, 14u, base, plan, &format14objidx);
c->copy (_, + it | hb_filter (unicodes_set, hb_first), 4u, base, plan, &format4objidx);
if (c->in_error () && c->only_overflow ())
{
// cmap4 overflowed, reset and retry serialization without format 4 subtables.
c->revert (snap);
return serialize (c, it,
encodingrec_iter,
base,
plan,
true);
}
}
/* when --gids option is not used, we iterate input unicodes instead of
* all codepoints in each subtable, which is more efficient */
else
else if (format == 12)
{
hb_set_t unicodes_set;
(base+_.subtable).collect_unicodes (&unicodes_set);
if (format == 4) c->copy (_, + it | hb_filter (unicodes_set, hb_first), 4u, base, plan, &format4objidx);
else if (format == 12) c->copy (_, + it | hb_filter (unicodes_set, hb_first), 12u, base, plan, &format12objidx);
else if (format == 14) c->copy (_, it, 14u, base, plan, &format14objidx);
if (_can_drop (_, unicodes_set, base, + it | hb_map (hb_first), encodingrec_iter)) continue;
c->copy (_, + it | hb_filter (unicodes_set, hb_first), 12u, base, plan, &format12objidx);
}
else if (format == 14) c->copy (_, it, 14u, base, plan, &format14objidx);
}
c->check_assign(this->encodingRecord.len,
(c->length () - cmap::min_size)/EncodingRecord::static_size,
HB_SERIALIZE_ERROR_INT_OVERFLOW);
// Fail if format 4 was dropped and there is no cmap12.
return !drop_format_4 || format12objidx;
}
template<typename Iterator, typename EncodingRecordIterator,
hb_requires (hb_is_iterator (Iterator)),
hb_requires (hb_is_iterator (EncodingRecordIterator))>
bool _can_drop (const EncodingRecord& cmap12,
const hb_set_t& cmap12_unicodes,
const void* base,
Iterator subset_unicodes,
EncodingRecordIterator encoding_records)
{
for (auto cp : + subset_unicodes | hb_filter (cmap12_unicodes))
{
if (cp >= 0x10000) return false;
}
unsigned target_platform;
unsigned target_encoding;
unsigned target_language = (base+cmap12.subtable).get_language ();
if (cmap12.platformID == 0 && cmap12.encodingID == 4)
{
target_platform = 0;
target_encoding = 3;
} else if (cmap12.platformID == 3 && cmap12.encodingID == 10) {
target_platform = 3;
target_encoding = 1;
} else {
return false;
}
for (const auto& _ : encoding_records)
{
if (_.platformID != target_platform
|| _.encodingID != target_encoding
|| (base+_.subtable).get_language() != target_language)
continue;
hb_set_t sibling_unicodes;
(base+_.subtable).collect_unicodes (&sibling_unicodes);
auto cmap12 = + subset_unicodes | hb_filter (cmap12_unicodes);
auto sibling = + subset_unicodes | hb_filter (sibling_unicodes);
for (; cmap12 && sibling; cmap12++, sibling++)
{
unsigned a = *cmap12;
unsigned b = *sibling;
if (a != b) return false;
}
return !cmap12 && !sibling;
}
return false;
}
void closure_glyphs (const hb_set_t *unicodes,
@ -1473,8 +1628,8 @@ struct cmap
| hb_filter ([&] (const hb_pair_t<hb_codepoint_t, hb_codepoint_t> _)
{ return (_.second != HB_MAP_VALUE_INVALID); })
;
cmap_prime->serialize (c->serializer, it, encodingrec_iter, this, c->plan);
return_trace (true);
return_trace (cmap_prime->serialize (c->serializer, it, encodingrec_iter, this, c->plan));
}
const CmapSubtable *find_best_subtable (bool *symbol = nullptr) const

8
gfx/harfbuzz/src/hb-ot-color-cbdt-table.hh
View file

@ -508,8 +508,8 @@ struct IndexSubtableRecord
offset, length, format);
}
HBGlyphID firstGlyphIndex;
HBGlyphID lastGlyphIndex;
HBGlyphID16 firstGlyphIndex;
HBGlyphID16 lastGlyphIndex;
Offset32To<IndexSubtable> offsetToSubtable;
public:
DEFINE_SIZE_STATIC (8);
@ -679,8 +679,8 @@ struct BitmapSizeTable
HBUINT32 colorRef;
SBitLineMetrics horizontal;
SBitLineMetrics vertical;
HBGlyphID startGlyphIndex;
HBGlyphID endGlyphIndex;
HBGlyphID16 startGlyphIndex;
HBGlyphID16 endGlyphIndex;
HBUINT8 ppemX;
HBUINT8 ppemY;
HBUINT8 bitDepth;

792
gfx/harfbuzz/src/hb-ot-color-colr-table.hh
View file

File diff suppressed because it is too large Load diff

53
gfx/harfbuzz/src/hb-ot-color-colrv1-closure.hh
View file

@ -40,7 +40,7 @@ namespace OT {
HB_INTERNAL void PaintColrLayers::closurev1 (hb_colrv1_closure_context_t* c) const
{
c->add_layer_indices (firstLayerIndex, numLayers);
const LayerV1List &paint_offset_lists = c->get_colr_table ()->get_layerV1List ();
const LayerList &paint_offset_lists = c->get_colr_table ()->get_layerList ();
for (unsigned i = firstLayerIndex; i < firstLayerIndex + numLayers; i++)
{
const Paint &paint = hb_addressof (paint_offset_lists) + paint_offset_lists[i];
@ -57,37 +57,44 @@ HB_INTERNAL void PaintGlyph::closurev1 (hb_colrv1_closure_context_t* c) const
HB_INTERNAL void PaintColrGlyph::closurev1 (hb_colrv1_closure_context_t* c) const
{
const COLR *colr_table = c->get_colr_table ();
const BaseGlyphV1Record* baseglyphV1_record = colr_table->get_base_glyphV1_record (gid);
if (!baseglyphV1_record) return;
const BaseGlyphPaintRecord* baseglyph_paintrecord = colr_table->get_base_glyph_paintrecord (gid);
if (!baseglyph_paintrecord) return;
c->add_glyph (gid);
const BaseGlyphV1List &baseglyphV1_list = colr_table->get_baseglyphV1List ();
(&baseglyphV1_list+baseglyphV1_record->paint).dispatch (c);
const BaseGlyphList &baseglyph_list = colr_table->get_baseglyphList ();
(&baseglyph_list+baseglyph_paintrecord->paint).dispatch (c);
}
template <template<typename> class Var>
HB_INTERNAL void PaintTransform<Var>::closurev1 (hb_colrv1_closure_context_t* c) const
{
(this+src).dispatch (c);
}
{ (this+src).dispatch (c); }
template <template<typename> class Var>
HB_INTERNAL void PaintTranslate<Var>::closurev1 (hb_colrv1_closure_context_t* c) const
{
(this+src).dispatch (c);
}
HB_INTERNAL void PaintTranslate::closurev1 (hb_colrv1_closure_context_t* c) const
{ (this+src).dispatch (c); }
template <template<typename> class Var>
HB_INTERNAL void PaintRotate<Var>::closurev1 (hb_colrv1_closure_context_t* c) const
{
(this+src).dispatch (c);
}
HB_INTERNAL void PaintScale::closurev1 (hb_colrv1_closure_context_t* c) const
{ (this+src).dispatch (c); }
template <template<typename> class Var>
HB_INTERNAL void PaintSkew<Var>::closurev1 (hb_colrv1_closure_context_t* c) const
{
(this+src).dispatch (c);
}
HB_INTERNAL void PaintScaleAroundCenter::closurev1 (hb_colrv1_closure_context_t* c) const
{ (this+src).dispatch (c); }
HB_INTERNAL void PaintScaleUniform::closurev1 (hb_colrv1_closure_context_t* c) const
{ (this+src).dispatch (c); }
HB_INTERNAL void PaintScaleUniformAroundCenter::closurev1 (hb_colrv1_closure_context_t* c) const
{ (this+src).dispatch (c); }
HB_INTERNAL void PaintRotate::closurev1 (hb_colrv1_closure_context_t* c) const
{ (this+src).dispatch (c); }
HB_INTERNAL void PaintRotateAroundCenter::closurev1 (hb_colrv1_closure_context_t* c) const
{ (this+src).dispatch (c); }
HB_INTERNAL void PaintSkew::closurev1 (hb_colrv1_closure_context_t* c) const
{ (this+src).dispatch (c); }
HB_INTERNAL void PaintSkewAroundCenter::closurev1 (hb_colrv1_closure_context_t* c) const
{ (this+src).dispatch (c); }
HB_INTERNAL void PaintComposite::closurev1 (hb_colrv1_closure_context_t* c) const
{

13
gfx/harfbuzz/src/hb-ot-color-cpal-table.hh
View file

@ -83,8 +83,13 @@ struct CPALV1Tail
auto *out = c->allocate_size<CPALV1Tail> (static_size);
if (unlikely (!out)) return_trace (false);
out->paletteFlagsZ.serialize_copy (c, paletteFlagsZ, base, 0, hb_serialize_context_t::Head, palette_count);
out->paletteLabelsZ.serialize_copy (c, paletteLabelsZ, base, 0, hb_serialize_context_t::Head, palette_count);
out->paletteFlagsZ = 0;
if (paletteFlagsZ)
out->paletteFlagsZ.serialize_copy (c, paletteFlagsZ, base, 0, hb_serialize_context_t::Head, palette_count);
out->paletteLabelsZ = 0;
if (paletteLabelsZ)
out->paletteLabelsZ.serialize_copy (c, paletteLabelsZ, base, 0, hb_serialize_context_t::Head, palette_count);
const hb_array_t<const NameID> colorLabels = (base+colorLabelsZ).as_array (color_count);
if (colorLabelsZ)
@ -119,6 +124,8 @@ struct CPALV1Tail
}
protected:
// TODO(garretrieger): these offsets can hold nulls so we should not be using non-null offsets
// here. Currently they are needed since UnsizedArrayOf doesn't define null_size
NNOffset32To<UnsizedArrayOf<HBUINT32>>
paletteFlagsZ; /* Offset from the beginning of CPAL table to
* the Palette Type Array. Set to 0 if no array
@ -234,7 +241,7 @@ struct CPAL
auto *out = c->serializer->start_embed (*this);
if (unlikely (!c->serializer->extend_min (out))) return_trace (false);
out->version = version;
out->numColors = retained_color_indices.get_population ();
out->numPalettes = numPalettes;

2
gfx/harfbuzz/src/hb-ot-color-sbix-table.hh
View file

@ -145,7 +145,7 @@ struct SBIXStrike
auto* out = c->serializer->start_embed<SBIXStrike> ();
if (unlikely (!out)) return_trace (false);
auto snap = c->serializer->snapshot ();
if (unlikely (!c->serializer->extend (*out, num_output_glyphs + 1))) return_trace (false);
if (unlikely (!c->serializer->extend (out, num_output_glyphs + 1))) return_trace (false);
out->ppem = ppem;
out->resolution = resolution;
HBUINT32 head;

4
gfx/harfbuzz/src/hb-ot-face-table-list.hh
View file

@ -67,8 +67,11 @@ HB_OT_ACCELERATOR (OT, meta)
#endif
/* Vertical layout. */
#ifndef HB_NO_VERTICAL
HB_OT_TABLE (OT, vhea)
HB_OT_ACCELERATOR (OT, vmtx)
HB_OT_TABLE (OT, VORG)
#endif
/* TrueType outlines. */
HB_OT_ACCELERATOR (OT, glyf)
@ -77,7 +80,6 @@ HB_OT_ACCELERATOR (OT, glyf)
#ifndef HB_NO_CFF
HB_OT_ACCELERATOR (OT, cff1)
HB_OT_ACCELERATOR (OT, cff2)
HB_OT_TABLE (OT, VORG)
#endif
/* OpenType variations. */

32
gfx/harfbuzz/src/hb-ot-font.cc
View file

@ -118,6 +118,7 @@ hb_ot_get_glyph_h_advances (hb_font_t* font, void* font_data,
}
}
#ifndef HB_NO_VERTICAL
static void
hb_ot_get_glyph_v_advances (hb_font_t* font, void* font_data,
unsigned count,
@ -137,7 +138,9 @@ hb_ot_get_glyph_v_advances (hb_font_t* font, void* font_data,
first_advance = &StructAtOffsetUnaligned<hb_position_t> (first_advance, advance_stride);
}
}
#endif
#ifndef HB_NO_VERTICAL
static hb_bool_t
hb_ot_get_glyph_v_origin (hb_font_t *font,
void *font_data,
@ -150,14 +153,12 @@ hb_ot_get_glyph_v_origin (hb_font_t *font,
*x = font->get_glyph_h_advance (glyph) / 2;
#ifndef HB_NO_OT_FONT_CFF
const OT::VORG &VORG = *ot_face->VORG;
if (VORG.has_data ())
{
*y = font->em_scale_y (VORG.get_y_origin (glyph));
return true;
}
#endif
hb_glyph_extents_t extents = {0};
if (ot_face->glyf->get_extents (font, glyph, &extents))
@ -174,6 +175,7 @@ hb_ot_get_glyph_v_origin (hb_font_t *font,
return true;
}
#endif
static hb_bool_t
hb_ot_get_glyph_extents (hb_font_t *font,
@ -242,6 +244,7 @@ hb_ot_get_font_h_extents (hb_font_t *font,
_hb_ot_metrics_get_position_common (font, HB_OT_METRICS_TAG_HORIZONTAL_LINE_GAP, &metrics->line_gap);
}
#ifndef HB_NO_VERTICAL
static hb_bool_t
hb_ot_get_font_v_extents (hb_font_t *font,
void *font_data HB_UNUSED,
@ -252,28 +255,33 @@ hb_ot_get_font_v_extents (hb_font_t *font,
_hb_ot_metrics_get_position_common (font, HB_OT_METRICS_TAG_VERTICAL_DESCENDER, &metrics->descender) &&
_hb_ot_metrics_get_position_common (font, HB_OT_METRICS_TAG_VERTICAL_LINE_GAP, &metrics->line_gap);
}
#if HB_USE_ATEXIT
static void free_static_ot_funcs ();
#endif
static inline void free_static_ot_funcs ();
static struct hb_ot_font_funcs_lazy_loader_t : hb_font_funcs_lazy_loader_t<hb_ot_font_funcs_lazy_loader_t>
{
static hb_font_funcs_t *create ()
{
hb_font_funcs_t *funcs = hb_font_funcs_create ();
hb_font_funcs_set_font_h_extents_func (funcs, hb_ot_get_font_h_extents, nullptr, nullptr);
hb_font_funcs_set_font_v_extents_func (funcs, hb_ot_get_font_v_extents, nullptr, nullptr);
hb_font_funcs_set_nominal_glyph_func (funcs, hb_ot_get_nominal_glyph, nullptr, nullptr);
hb_font_funcs_set_nominal_glyphs_func (funcs, hb_ot_get_nominal_glyphs, nullptr, nullptr);
hb_font_funcs_set_variation_glyph_func (funcs, hb_ot_get_variation_glyph, nullptr, nullptr);
hb_font_funcs_set_font_h_extents_func (funcs, hb_ot_get_font_h_extents, nullptr, nullptr);
hb_font_funcs_set_glyph_h_advances_func (funcs, hb_ot_get_glyph_h_advances, nullptr, nullptr);
hb_font_funcs_set_glyph_v_advances_func (funcs, hb_ot_get_glyph_v_advances, nullptr, nullptr);
//hb_font_funcs_set_glyph_h_origin_func (funcs, hb_ot_get_glyph_h_origin, nullptr, nullptr);
#ifndef HB_NO_VERTICAL
hb_font_funcs_set_font_v_extents_func (funcs, hb_ot_get_font_v_extents, nullptr, nullptr);
hb_font_funcs_set_glyph_v_advances_func (funcs, hb_ot_get_glyph_v_advances, nullptr, nullptr);
hb_font_funcs_set_glyph_v_origin_func (funcs, hb_ot_get_glyph_v_origin, nullptr, nullptr);
#endif
hb_font_funcs_set_glyph_extents_func (funcs, hb_ot_get_glyph_extents, nullptr, nullptr);
//hb_font_funcs_set_glyph_contour_point_func (funcs, hb_ot_get_glyph_contour_point, nullptr, nullptr);
#ifndef HB_NO_OT_FONT_GLYPH_NAMES
hb_font_funcs_set_glyph_name_func (funcs, hb_ot_get_glyph_name, nullptr, nullptr);
hb_font_funcs_set_glyph_from_name_func (funcs, hb_ot_get_glyph_from_name, nullptr, nullptr);
@ -281,21 +289,17 @@ static struct hb_ot_font_funcs_lazy_loader_t : hb_font_funcs_lazy_loader_t<hb_ot
hb_font_funcs_make_immutable (funcs);
#if HB_USE_ATEXIT
atexit (free_static_ot_funcs);
#endif
hb_atexit (free_static_ot_funcs);
return funcs;
}
} static_ot_funcs;
#if HB_USE_ATEXIT
static
static inline
void free_static_ot_funcs ()
{
static_ot_funcs.free_instance ();
}
#endif
static hb_font_funcs_t *
_hb_ot_get_font_funcs ()

158
gfx/harfbuzz/src/hb-ot-glyf-table.hh
View file

@ -45,6 +45,10 @@ namespace OT {
*/
#define HB_OT_TAG_loca HB_TAG('l','o','c','a')
#ifndef HB_MAX_COMPOSITE_OPERATIONS
#define HB_MAX_COMPOSITE_OPERATIONS 100000
#endif
struct loca
{
@ -89,22 +93,16 @@ struct glyf
template<typename Iterator,
hb_requires (hb_is_source_of (Iterator, unsigned int))>
static bool
_add_loca_and_head (hb_subset_plan_t * plan, Iterator padded_offsets)
_add_loca_and_head (hb_subset_plan_t * plan, Iterator padded_offsets, bool use_short_loca)
{
unsigned max_offset =
+ padded_offsets
| hb_reduce (hb_add, 0)
;
unsigned num_offsets = padded_offsets.len () + 1;
bool use_short_loca = max_offset < 0x1FFFF;
unsigned entry_size = use_short_loca ? 2 : 4;
char *loca_prime_data = (char *) hb_calloc (entry_size, num_offsets);
if (unlikely (!loca_prime_data)) return false;
DEBUG_MSG (SUBSET, nullptr, "loca entry_size %d num_offsets %d "
"max_offset %d size %d",
entry_size, num_offsets, max_offset, entry_size * num_offsets);
DEBUG_MSG (SUBSET, nullptr, "loca entry_size %d num_offsets %d size %d",
entry_size, num_offsets, entry_size * num_offsets);
if (use_short_loca)
_write_loca (padded_offsets, 1, hb_array ((HBUINT16 *) loca_prime_data, num_offsets));
@ -147,11 +145,12 @@ struct glyf
template <typename Iterator>
bool serialize (hb_serialize_context_t *c,
Iterator it,
bool use_short_loca,
const hb_subset_plan_t *plan)
{
TRACE_SERIALIZE (this);
unsigned init_len = c->length ();
for (const auto &_ : it) _.serialize (c, plan);
for (const auto &_ : it) _.serialize (c, use_short_loca, plan);
/* As a special case when all glyph in the font are empty, add a zero byte
* to the table, so that OTS doesn’t reject it, and to make the table work
@ -179,16 +178,28 @@ struct glyf
hb_vector_t<SubsetGlyph> glyphs;
_populate_subset_glyphs (c->plan, &glyphs);
glyf_prime->serialize (c->serializer, hb_iter (glyphs), c->plan);
auto padded_offsets =
+ hb_iter (glyphs)
| hb_map (&SubsetGlyph::padded_size)
;
unsigned max_offset = + padded_offsets | hb_reduce (hb_add, 0);
bool use_short_loca = max_offset < 0x1FFFF;
glyf_prime->serialize (c->serializer, hb_iter (glyphs), use_short_loca, c->plan);
if (!use_short_loca) {
padded_offsets =
+ hb_iter (glyphs)
| hb_map (&SubsetGlyph::length)
;
}
if (unlikely (c->serializer->in_error ())) return_trace (false);
return_trace (c->serializer->check_success (_add_loca_and_head (c->plan,
padded_offsets)));
padded_offsets,
use_short_loca)));
}
template <typename SubsetGlyph>
@ -209,13 +220,15 @@ struct glyf
if (!plan->old_gid_for_new_gid (new_gid, &subset_glyph.old_gid))
return subset_glyph;
if (new_gid == 0 && !plan->notdef_outline)
if (new_gid == 0 &&
!(plan->flags & HB_SUBSET_FLAGS_NOTDEF_OUTLINE))
subset_glyph.source_glyph = Glyph ();
else
subset_glyph.source_glyph = glyf.glyph_for_gid (subset_glyph.old_gid, true);
if (plan->drop_hints) subset_glyph.drop_hints_bytes ();
else subset_glyph.dest_start = subset_glyph.source_glyph.get_bytes ();
if (plan->flags & HB_SUBSET_FLAGS_NO_HINTING)
subset_glyph.drop_hints_bytes ();
else
subset_glyph.dest_start = subset_glyph.source_glyph.get_bytes ();
return subset_glyph;
})
| hb_sink (glyphs)
@ -382,7 +395,7 @@ struct glyf
protected:
HBUINT16 flags;
HBGlyphID glyphIndex;
HBGlyphID16 glyphIndex;
public:
DEFINE_SIZE_MIN (4);
};
@ -391,9 +404,12 @@ struct glyf
{
typedef const CompositeGlyphChain *__item_t__;
composite_iter_t (hb_bytes_t glyph_, __item_t__ current_) :
glyph (glyph_), current (current_)
{ if (!check_range (current)) current = nullptr; }
composite_iter_t () : glyph (hb_bytes_t ()), current (nullptr) {}
glyph (glyph_), current (nullptr), current_size (0)
{
set_next (current_);
}
composite_iter_t () : glyph (hb_bytes_t ()), current (nullptr), current_size (0) {}
const CompositeGlyphChain &__item__ () const { return *current; }
bool __more__ () const { return current; }
@ -401,23 +417,36 @@ struct glyf
{
if (!current->has_more ()) { current = nullptr; return; }
const CompositeGlyphChain *possible = &StructAfter<CompositeGlyphChain,
CompositeGlyphChain> (*current);
if (!check_range (possible)) { current = nullptr; return; }
current = possible;
set_next (&StructAtOffset<CompositeGlyphChain> (current, current_size));
}
bool operator != (const composite_iter_t& o) const
{ return glyph != o.glyph || current != o.current; }
bool check_range (const CompositeGlyphChain *composite) const
void set_next (const CompositeGlyphChain *composite)
{
return glyph.check_range (composite, CompositeGlyphChain::min_size)
&& glyph.check_range (composite, composite->get_size ());
if (!glyph.check_range (composite, CompositeGlyphChain::min_size))
{
current = nullptr;
current_size = 0;
return;
}
unsigned size = composite->get_size ();
if (!glyph.check_range (composite, size))
{
current = nullptr;
current_size = 0;
return;
}
current = composite;
current_size = size;
}
private:
hb_bytes_t glyph;
__item_t__ current;
unsigned current_size;
};
enum phantom_point_index_t
@ -503,8 +532,8 @@ struct glyf
const Glyph trim_padding () const
{
/* based on FontTools _g_l_y_f.py::trim */
const char *glyph = bytes.arrayZ;
const char *glyph_end = glyph + bytes.length;
const uint8_t *glyph = (uint8_t*) bytes.arrayZ;
const uint8_t *glyph_end = glyph + bytes.length;
/* simple glyph w/contours, possibly trimmable */
glyph += instruction_len_offset ();
@ -770,10 +799,23 @@ struct glyf
hb_array_t<contour_point_t> phantoms = points.sub_array (points.length - PHANTOM_COUNT, PHANTOM_COUNT);
{
for (unsigned i = 0; i < PHANTOM_COUNT; ++i) phantoms[i].init ();
int h_delta = (int) header->xMin - glyf_accelerator.hmtx->get_side_bearing (gid);
int v_orig = (int) header->yMax + glyf_accelerator.vmtx->get_side_bearing (gid);
int h_delta = (int) header->xMin -
glyf_accelerator.hmtx->get_side_bearing (gid);
int v_orig = (int) header->yMax +
#ifndef HB_NO_VERTICAL
glyf_accelerator.vmtx->get_side_bearing (gid)
#else
0
#endif
;
unsigned h_adv = glyf_accelerator.hmtx->get_advance (gid);
unsigned v_adv = glyf_accelerator.vmtx->get_advance (gid);
unsigned v_adv =
#ifndef HB_NO_VERTICAL
glyf_accelerator.vmtx->get_advance (gid)
#else
- font->face->get_upem ()
#endif
;
phantoms[PHANTOM_LEFT].x = h_delta;
phantoms[PHANTOM_RIGHT].x = h_adv + h_delta;
phantoms[PHANTOM_TOP].y = v_orig;
@ -888,7 +930,9 @@ struct glyf
gvar = nullptr;
#endif
hmtx = nullptr;
#ifndef HB_NO_VERTICAL
vmtx = nullptr;
#endif
face = face_;
const OT::head &head = *face->table.head;
if (head.indexToLocFormat > 1 || head.glyphDataFormat > 0)
@ -902,7 +946,9 @@ struct glyf
gvar = face->table.gvar;
#endif
hmtx = face->table.hmtx;
#ifndef HB_NO_VERTICAL
vmtx = face->table.vmtx;
#endif
num_glyphs = hb_max (1u, loca_table.get_length () / (short_offset ? 2 : 4)) - 1;
num_glyphs = hb_min (num_glyphs, face->get_num_glyphs ());
@ -1015,7 +1061,11 @@ struct glyf
success = get_points (font, gid, points_aggregator_t (font, nullptr, phantoms));
if (unlikely (!success))
return is_vertical ? vmtx->get_advance (gid) : hmtx->get_advance (gid);
return
#ifndef HB_NO_VERTICAL
is_vertical ? vmtx->get_advance (gid) :
#endif
hmtx->get_advance (gid);
float result = is_vertical
? phantoms[PHANTOM_TOP].y - phantoms[PHANTOM_BOTTOM].y
@ -1031,7 +1081,11 @@ struct glyf
contour_point_t phantoms[PHANTOM_COUNT];
if (unlikely (!get_points (font, gid, points_aggregator_t (font, &extents, phantoms))))
return is_vertical ? vmtx->get_side_bearing (gid) : hmtx->get_side_bearing (gid);
return
#ifndef HB_NO_VERTICAL
is_vertical ? vmtx->get_side_bearing (gid) :
#endif
hmtx->get_side_bearing (gid);
return is_vertical
? ceilf (phantoms[PHANTOM_TOP].y) - extents.y_bearing
@ -1079,18 +1133,28 @@ struct glyf
return needs_padding_removal ? glyph.trim_padding () : glyph;
}
void
add_gid_and_children (hb_codepoint_t gid, hb_set_t *gids_to_retain,
unsigned int depth = 0) const
unsigned
add_gid_and_children (hb_codepoint_t gid,
hb_set_t *gids_to_retain,
unsigned depth = 0,
unsigned operation_count = 0) const
{
if (unlikely (depth++ > HB_MAX_NESTING_LEVEL)) return;
if (unlikely (depth++ > HB_MAX_NESTING_LEVEL)) return operation_count;
if (unlikely (operation_count++ > HB_MAX_COMPOSITE_OPERATIONS)) return operation_count;
/* Check if is already visited */
if (gids_to_retain->has (gid)) return;
if (gids_to_retain->has (gid)) return operation_count;
gids_to_retain->add (gid);
for (auto &item : glyph_for_gid (gid).get_composite_iterator ())
add_gid_and_children (item.get_glyph_index (), gids_to_retain, depth);
auto it = glyph_for_gid (gid).get_composite_iterator ();
while (it)
{
auto item = *(it++);
operation_count =
add_gid_and_children (item.get_glyph_index (), gids_to_retain, depth, operation_count);
}
return operation_count;
}
#ifdef HB_EXPERIMENTAL_API
@ -1218,7 +1282,9 @@ struct glyf
const gvar_accelerator_t *gvar;
#endif
const hmtx_accelerator_t *hmtx;
#ifndef HB_NO_VERTICAL
const vmtx_accelerator_t *vmtx;
#endif
private:
bool short_offset;
@ -1237,13 +1303,14 @@ struct glyf
hb_bytes_t dest_end; /* region of source_glyph to copy second */
bool serialize (hb_serialize_context_t *c,
bool use_short_loca,
const hb_subset_plan_t *plan) const
{
TRACE_SERIALIZE (this);
hb_bytes_t dest_glyph = dest_start.copy (c);
dest_glyph = hb_bytes_t (&dest_glyph, dest_glyph.length + dest_end.copy (c).length);
unsigned int pad_length = padding ();
unsigned int pad_length = use_short_loca ? padding () : 0;
DEBUG_MSG (SUBSET, nullptr, "serialize %d byte glyph, width %d pad %d", dest_glyph.length, dest_glyph.length + pad_length, pad_length);
HBUINT8 pad;
@ -1264,9 +1331,10 @@ struct glyf
const_cast<CompositeGlyphChain &> (_).set_glyph_index (new_gid);
}
if (plan->drop_hints) Glyph (dest_glyph).drop_hints ();
if (plan->flags & HB_SUBSET_FLAGS_NO_HINTING)
Glyph (dest_glyph).drop_hints ();
if (plan->overlaps_flag)
if (plan->flags & HB_SUBSET_FLAGS_SET_OVERLAPS_FLAG)
Glyph (dest_glyph).set_overlaps_flag ();
return_trace (true);

2
gfx/harfbuzz/src/hb-ot-hdmx-table.hh
View file

@ -52,7 +52,7 @@ struct DeviceRecord
unsigned length = it.len ();
if (unlikely (!c->extend (*this, length))) return_trace (false);
if (unlikely (!c->extend (this, length))) return_trace (false);
this->pixelSize = pixelSize;
this->maxWidth =

4
gfx/harfbuzz/src/hb-ot-head-table.hh
View file

@ -72,12 +72,14 @@ struct head
UNDERLINE = 1u<<2,
OUTLINE = 1u<<3,
SHADOW = 1u<<4,
CONDENSED = 1u<<5
CONDENSED = 1u<<5,
EXPANDED = 1u<<6,
};
bool is_bold () const { return macStyle & BOLD; }
bool is_italic () const { return macStyle & ITALIC; }
bool is_condensed () const { return macStyle & CONDENSED; }
bool is_expanded () const { return macStyle & EXPANDED; }
bool sanitize (hb_sanitize_context_t *c) const
{

9
gfx/harfbuzz/src/hb-ot-hmtx-table.hh
View file

@ -165,7 +165,14 @@ struct hmtxvmtx
{
default_advance = default_advance_ ? default_advance_ : hb_face_get_upem (face);
num_advances = T::is_horizontal ? face->table.hhea->numberOfLongMetrics : face->table.vhea->numberOfLongMetrics;
num_advances = T::is_horizontal ?
face->table.hhea->numberOfLongMetrics :
#ifndef HB_NO_VERTICAL
face->table.vhea->numberOfLongMetrics
#else
0
#endif
;
table = hb_sanitize_context_t ().reference_table<hmtxvmtx> (face, T::tableTag);

8
gfx/harfbuzz/src/hb-ot-kern-table.hh
View file

@ -134,11 +134,11 @@ struct KernSubTable
switch (subtable_type) {
case 0: return_trace (c->dispatch (u.format0));
#ifndef HB_NO_AAT_SHAPE
case 1: return_trace (u.header.apple ? c->dispatch (u.format1, hb_forward<Ts> (ds)...) : c->default_return_value ());
case 1: return_trace (u.header.apple ? c->dispatch (u.format1, std::forward<Ts> (ds)...) : c->default_return_value ());
#endif
case 2: return_trace (c->dispatch (u.format2));
#ifndef HB_NO_AAT_SHAPE
case 3: return_trace (u.header.apple ? c->dispatch (u.format3, hb_forward<Ts> (ds)...) : c->default_return_value ());
case 3: return_trace (u.header.apple ? c->dispatch (u.format3, std::forward<Ts> (ds)...) : c->default_return_value ());
#endif
default: return_trace (c->default_return_value ());
}
@ -325,9 +325,9 @@ struct kern
unsigned int subtable_type = get_type ();
TRACE_DISPATCH (this, subtable_type);
switch (subtable_type) {
case 0: return_trace (c->dispatch (u.ot, hb_forward<Ts> (ds)...));
case 0: return_trace (c->dispatch (u.ot, std::forward<Ts> (ds)...));
#ifndef HB_NO_AAT_SHAPE
case 1: return_trace (c->dispatch (u.aat, hb_forward<Ts> (ds)...));
case 1: return_trace (c->dispatch (u.aat, std::forward<Ts> (ds)...));
#endif
default: return_trace (c->default_return_value ());
}

2
gfx/harfbuzz/src/hb-ot-layout-base-table.hh
View file

@ -73,7 +73,7 @@ struct BaseCoordFormat2
protected:
HBUINT16 format; /* Format identifier--format = 2 */
FWORD coordinate; /* X or Y value, in design units */
HBGlyphID referenceGlyph; /* Glyph ID of control glyph */
HBGlyphID16 referenceGlyph; /* Glyph ID of control glyph */
HBUINT16 coordPoint; /* Index of contour point on the
* reference glyph */
public:

254
gfx/harfbuzz/src/hb-ot-layout-common.hh
View file

@ -68,8 +68,8 @@
#define HB_MAX_FEATURE_INDICES 1500
#endif
#ifndef HB_MAX_LOOKUP_INDICES
#define HB_MAX_LOOKUP_INDICES 20000
#ifndef HB_MAX_LOOKUP_VISIT_COUNT
#define HB_MAX_LOOKUP_VISIT_COUNT 35000
#endif
@ -89,7 +89,7 @@ static inline void ClassDef_serialize (hb_serialize_context_t *c,
static void ClassDef_remap_and_serialize (hb_serialize_context_t *c,
const hb_map_t &gid_klass_map,
hb_sorted_vector_t<HBGlyphID> &glyphs,
hb_sorted_vector_t<HBGlyphID16> &glyphs,
const hb_set_t &klasses,
bool use_class_zero,
hb_map_t *klass_map /*INOUT*/);
@ -98,7 +98,7 @@ static void ClassDef_remap_and_serialize (hb_serialize_context_t *c,
struct hb_prune_langsys_context_t
{
hb_prune_langsys_context_t (const void *table_,
hb_hashmap_t<unsigned, hb_set_t *, (unsigned)-1, nullptr> *script_langsys_map_,
hb_hashmap_t<unsigned, hb_set_t *> *script_langsys_map_,
const hb_map_t *duplicate_feature_map_,
hb_set_t *new_collected_feature_indexes_)
:table (table_),
@ -137,7 +137,7 @@ struct hb_prune_langsys_context_t
public:
const void *table;
hb_hashmap_t<unsigned, hb_set_t *, (unsigned)-1, nullptr> *script_langsys_map;
hb_hashmap_t<unsigned, hb_set_t *> *script_langsys_map;
const hb_map_t *duplicate_feature_map;
hb_set_t *new_feature_indexes;
@ -173,20 +173,20 @@ struct hb_subset_layout_context_t :
bool visitLookupIndex()
{
lookup_index_count++;
return lookup_index_count < HB_MAX_LOOKUP_INDICES;
return lookup_index_count < HB_MAX_LOOKUP_VISIT_COUNT;
}
hb_subset_context_t *subset_context;
const hb_tag_t table_tag;
const hb_map_t *lookup_index_map;
const hb_hashmap_t<unsigned, hb_set_t *, (unsigned)-1, nullptr> *script_langsys_map;
const hb_hashmap_t<unsigned, hb_set_t *> *script_langsys_map;
const hb_map_t *feature_index_map;
unsigned cur_script_index;
hb_subset_layout_context_t (hb_subset_context_t *c_,
hb_tag_t tag_,
hb_map_t *lookup_map_,
hb_hashmap_t<unsigned, hb_set_t *, (unsigned)-1, nullptr> *script_langsys_map_,
hb_hashmap_t<unsigned, hb_set_t *> *script_langsys_map_,
hb_map_t *feature_index_map_) :
subset_context (c_),
table_tag (tag_),
@ -237,9 +237,9 @@ struct subset_offset_array_t
template <typename T>
bool operator () (T&& offset)
{
auto snap = subset_context->serializer->snapshot ();
auto *o = out.serialize_append (subset_context->serializer);
if (unlikely (!o)) return false;
auto snap = subset_context->serializer->snapshot ();
bool ret = o->serialize_subset (subset_context, offset, base);
if (!ret)
{
@ -268,9 +268,9 @@ struct subset_offset_array_arg_t
template <typename T>
bool operator () (T&& offset)
{
auto snap = subset_context->serializer->snapshot ();
auto *o = out.serialize_append (subset_context->serializer);
if (unlikely (!o)) return false;
auto snap = subset_context->serializer->snapshot ();
bool ret = o->serialize_subset (subset_context, offset, base, arg);
if (!ret)
{
@ -346,6 +346,43 @@ struct
}
HB_FUNCOBJ (subset_record_array);
template<typename OutputArray>
struct serialize_math_record_array_t
{
serialize_math_record_array_t (hb_serialize_context_t *serialize_context_,
OutputArray& out_,
const void *base_) : serialize_context (serialize_context_),
out (out_), base (base_) {}
template <typename T>
bool operator () (T&& record)
{
if (!serialize_context->copy (record, base)) return false;
out.len++;
return true;
}
private:
hb_serialize_context_t *serialize_context;
OutputArray &out;
const void *base;
};
/*
* Helper to serialize an array of MATH records.
*/
struct
{
template<typename OutputArray>
serialize_math_record_array_t<OutputArray>
operator () (hb_serialize_context_t *serialize_context, OutputArray& out,
const void *base) const
{ return serialize_math_record_array_t<OutputArray> (serialize_context, out, base); }
}
HB_FUNCOBJ (serialize_math_record_array);
/*
*
* OpenType Layout Common Table Formats
@ -415,7 +452,7 @@ struct RecordArrayOf : SortedArray16Of<Record<Type>>
}
bool find_index (hb_tag_t tag, unsigned int *index) const
{
return this->bfind (tag, index, HB_BFIND_NOT_FOUND_STORE, Index::NOT_FOUND_INDEX);
return this->bfind (tag, index, HB_NOT_FOUND_STORE, Index::NOT_FOUND_INDEX);
}
};
@ -508,8 +545,8 @@ struct RangeRecord
bool collect_coverage (set_t *glyphs) const
{ return glyphs->add_range (first, last); }
HBGlyphID first; /* First GlyphID in the range */
HBGlyphID last; /* Last GlyphID in the range */
HBGlyphID16 first; /* First GlyphID in the range */
HBGlyphID16 last; /* Last GlyphID in the range */
HBUINT16 value; /* Value */
public:
DEFINE_SIZE_STATIC (6);
@ -1249,7 +1286,7 @@ struct Lookup
TRACE_DISPATCH (this, lookup_type);
unsigned int count = get_subtable_count ();
for (unsigned int i = 0; i < count; i++) {
typename context_t::return_t r = get_subtable<TSubTable> (i).dispatch (c, lookup_type, hb_forward<Ts> (ds)...);
typename context_t::return_t r = get_subtable<TSubTable> (i).dispatch (c, lookup_type, std::forward<Ts> (ds)...);
if (c->stop_sublookup_iteration (r))
return_trace (r);
}
@ -1262,13 +1299,13 @@ struct Lookup
unsigned int num_subtables)
{
TRACE_SERIALIZE (this);
if (unlikely (!c->extend_min (*this))) return_trace (false);
if (unlikely (!c->extend_min (this))) return_trace (false);
lookupType = lookup_type;
lookupFlag = lookup_props & 0xFFFFu;
if (unlikely (!subTable.serialize (c, num_subtables))) return_trace (false);
if (lookupFlag & LookupFlag::UseMarkFilteringSet)
{
if (unlikely (!c->extend (*this))) return_trace (false);
if (unlikely (!c->extend (this))) return_trace (false);
HBUINT16 &markFilteringSet = StructAfter<HBUINT16> (subTable);
markFilteringSet = lookup_props >> 16;
}
@ -1299,7 +1336,7 @@ struct Lookup
outMarkFilteringSet = markFilteringSet;
}
return_trace (true);
return_trace (out->subTable.len);
}
template <typename TSubTable>
@ -1320,7 +1357,7 @@ struct Lookup
if (unlikely (!get_subtables<TSubTable> ().sanitize (c, this, get_type ())))
return_trace (false);
if (unlikely (get_type () == TSubTable::Extension && !c->get_edit_count ()))
if (unlikely (get_type () == TSubTable::Extension && subtables && !c->get_edit_count ()))
{
/* The spec says all subtables of an Extension lookup should
* have the same type, which shall not be the Extension type
@ -1393,7 +1430,7 @@ struct CoverageFormat1
unsigned int get_coverage (hb_codepoint_t glyph_id) const
{
unsigned int i;
glyphArray.bfind (glyph_id, &i, HB_BFIND_NOT_FOUND_STORE, NOT_COVERED);
glyphArray.bfind (glyph_id, &i, HB_NOT_FOUND_STORE, NOT_COVERED);
return i;
}
@ -1454,7 +1491,7 @@ struct CoverageFormat1
protected:
HBUINT16 coverageFormat; /* Format identifier--format = 1 */
SortedArray16Of<HBGlyphID>
SortedArray16Of<HBGlyphID16>
glyphArray; /* Array of GlyphIDs--in numerical order */
public:
DEFINE_SIZE_ARRAY (4, glyphArray);
@ -1478,7 +1515,7 @@ struct CoverageFormat2
bool serialize (hb_serialize_context_t *c, Iterator glyphs)
{
TRACE_SERIALIZE (this);
if (unlikely (!c->extend_min (*this))) return_trace (false);
if (unlikely (!c->extend_min (this))) return_trace (false);
if (unlikely (!glyphs))
{
@ -1657,7 +1694,7 @@ struct Coverage
bool serialize (hb_serialize_context_t *c, Iterator glyphs)
{
TRACE_SERIALIZE (this);
if (unlikely (!c->extend_min (*this))) return_trace (false);
if (unlikely (!c->extend_min (this))) return_trace (false);
unsigned count = 0;
unsigned num_ranges = 0;
@ -1832,7 +1869,7 @@ Coverage_serialize (hb_serialize_context_t *c,
static void ClassDef_remap_and_serialize (hb_serialize_context_t *c,
const hb_map_t &gid_klass_map,
hb_sorted_vector_t<HBGlyphID> &glyphs,
hb_sorted_vector_t<HBGlyphID16> &glyphs,
const hb_set_t &klasses,
bool use_class_zero,
hb_map_t *klass_map /*INOUT*/)
@ -1859,7 +1896,7 @@ static void ClassDef_remap_and_serialize (hb_serialize_context_t *c,
auto it =
+ glyphs.iter ()
| hb_map_retains_sorting ([&] (const HBGlyphID& gid) -> hb_pair_t<hb_codepoint_t, unsigned>
| hb_map_retains_sorting ([&] (const HBGlyphID16& gid) -> hb_pair_t<hb_codepoint_t, unsigned>
{
unsigned new_klass = klass_map->get (gid_klass_map[gid]);
return hb_pair ((hb_codepoint_t)gid, new_klass);
@ -1890,7 +1927,7 @@ struct ClassDefFormat1
Iterator it)
{
TRACE_SERIALIZE (this);
if (unlikely (!c->extend_min (*this))) return_trace (false);
if (unlikely (!c->extend_min (this))) return_trace (false);
if (unlikely (!it))
{
@ -1926,7 +1963,7 @@ struct ClassDefFormat1
const hb_set_t &glyphset = *c->plan->glyphset_gsub ();
const hb_map_t &glyph_map = *c->plan->glyph_map;
hb_sorted_vector_t<HBGlyphID> glyphs;
hb_sorted_vector_t<HBGlyphID16> glyphs;
hb_set_t orig_klasses;
hb_map_t gid_org_klass_map;
@ -2044,9 +2081,25 @@ struct ClassDefFormat1
intersect_glyphs->add (startGlyph + i);
}
void intersected_classes (const hb_set_t *glyphs, hb_set_t *intersect_classes) const
{
if (glyphs->is_empty ()) return;
hb_codepoint_t end_glyph = startGlyph + classValue.len - 1;
if (glyphs->get_min () < startGlyph ||
glyphs->get_max () > end_glyph)
intersect_classes->add (0);
for (const auto& _ : + hb_enumerate (classValue))
{
hb_codepoint_t g = startGlyph + _.first;
if (glyphs->has (g))
intersect_classes->add (_.second);
}
}
protected:
HBUINT16 classFormat; /* Format identifier--format = 1 */
HBGlyphID startGlyph; /* First GlyphID of the classValueArray */
HBGlyphID16 startGlyph; /* First GlyphID of the classValueArray */
Array16Of<HBUINT16>
classValue; /* Array of Class Values--one per GlyphID */
public:
@ -2069,7 +2122,7 @@ struct ClassDefFormat2
Iterator it)
{
TRACE_SERIALIZE (this);
if (unlikely (!c->extend_min (*this))) return_trace (false);
if (unlikely (!c->extend_min (this))) return_trace (false);
if (unlikely (!it))
{
@ -2128,7 +2181,7 @@ struct ClassDefFormat2
const hb_set_t &glyphset = *c->plan->glyphset_gsub ();
const hb_map_t &glyph_map = *c->plan->glyph_map;
hb_sorted_vector_t<HBGlyphID> glyphs;
hb_sorted_vector_t<HBGlyphID16> glyphs;
hb_set_t orig_klasses;
hb_map_t gid_org_klass_map;
@ -2277,6 +2330,31 @@ struct ClassDefFormat2
}
}
void intersected_classes (const hb_set_t *glyphs, hb_set_t *intersect_classes) const
{
if (glyphs->is_empty ()) return;
unsigned count = rangeRecord.len;
hb_codepoint_t g = HB_SET_VALUE_INVALID;
for (unsigned int i = 0; i < count; i++)
{
if (!hb_set_next (glyphs, &g))
break;
if (g < rangeRecord[i].first)
{
intersect_classes->add (0);
break;
}
g = rangeRecord[i].last;
}
if (g != HB_SET_VALUE_INVALID && hb_set_next (glyphs, &g))
intersect_classes->add (0);
for (const RangeRecord& record : rangeRecord.iter ())
if (record.intersects (glyphs))
intersect_classes->add (record.value);
}
protected:
HBUINT16 classFormat; /* Format identifier--format = 2 */
SortedArray16Of<RangeRecord>
@ -2311,7 +2389,7 @@ struct ClassDef
bool serialize (hb_serialize_context_t *c, Iterator it_with_class_zero)
{
TRACE_SERIALIZE (this);
if (unlikely (!c->extend_min (*this))) return_trace (false);
if (unlikely (!c->extend_min (this))) return_trace (false);
auto it = + it_with_class_zero | hb_filter (hb_second);
@ -2429,6 +2507,16 @@ struct ClassDef
}
}
void intersected_classes (const hb_set_t *glyphs, hb_set_t *intersect_classes) const
{
switch (u.format) {
case 1: return u.format1.intersected_classes (glyphs, intersect_classes);
case 2: return u.format2.intersected_classes (glyphs, intersect_classes);
default:return;
}
}
protected:
union {
HBUINT16 format; /* Format identifier */
@ -2516,19 +2604,19 @@ struct VarRegionList
bool sanitize (hb_sanitize_context_t *c) const
{
TRACE_SANITIZE (this);
return_trace (c->check_struct (this) &&
axesZ.sanitize (c, (unsigned int) axisCount * (unsigned int) regionCount));
return_trace (c->check_struct (this) && axesZ.sanitize (c, axisCount * regionCount));
}
bool serialize (hb_serialize_context_t *c, const VarRegionList *src, const hb_bimap_t &region_map)
{
TRACE_SERIALIZE (this);
VarRegionList *out = c->allocate_min<VarRegionList> ();
if (unlikely (!out)) return_trace (false);
if (unlikely (!c->extend_min (this))) return_trace (false);
axisCount = src->axisCount;
regionCount = region_map.get_population ();
if (unlikely (!c->allocate_size<VarRegionList> (get_size () - min_size))) return_trace (false);
unsigned int region_count = src->get_region_count ();
if (unlikely (hb_unsigned_mul_overflows (axisCount * regionCount,
VarRegionAxis::static_size))) return_trace (false);
if (unlikely (!c->extend (this))) return_trace (false);
unsigned int region_count = src->regionCount;
for (unsigned int r = 0; r < regionCount; r++)
{
unsigned int backward = region_map.backward (r);
@ -2540,11 +2628,11 @@ struct VarRegionList
}
unsigned int get_size () const { return min_size + VarRegionAxis::static_size * axisCount * regionCount; }
unsigned int get_region_count () const { return regionCount; }
protected:
public:
HBUINT16 axisCount;
HBUINT16 regionCount;
HBUINT15 regionCount;
protected:
UnsizedArrayOf<VarRegionAxis>
axesZ;
public:
@ -2560,7 +2648,10 @@ struct VarData
{ return shortCount + regionIndices.len; }
unsigned int get_size () const
{ return itemCount * get_row_size (); }
{ return min_size
- regionIndices.min_size + regionIndices.get_size ()
+ itemCount * get_row_size ();
}
float get_delta (unsigned int inner,
const int *coords, unsigned int coord_count,
@ -2594,10 +2685,10 @@ struct VarData
return delta;
}
void get_scalars (const int *coords, unsigned int coord_count,
const VarRegionList &regions,
float *scalars /*OUT */,
unsigned int num_scalars) const
void get_region_scalars (const int *coords, unsigned int coord_count,
const VarRegionList &regions,
float *scalars /*OUT */,
unsigned int num_scalars) const
{
unsigned count = hb_min (num_scalars, regionIndices.len);
for (unsigned int i = 0; i < count; i++)
@ -2623,7 +2714,7 @@ struct VarData
const hb_bimap_t &region_map)
{
TRACE_SERIALIZE (this);
if (unlikely (!c->extend_min (*this))) return_trace (false);
if (unlikely (!c->extend_min (this))) return_trace (false);
itemCount = inner_map.get_next_value ();
/* Optimize short count */
@ -2665,9 +2756,7 @@ struct VarData
shortCount = new_short_count;
regionIndices.len = new_ri_count;
unsigned int size = regionIndices.get_size () - HBUINT16::static_size/*regionIndices.len*/ + (get_row_size () * itemCount);
if (unlikely (!c->allocate_size<HBUINT8> (size)))
return_trace (false);
if (unlikely (!c->extend (this))) return_trace (false);
for (r = 0; r < ri_count; r++)
if (delta_sz[r]) regionIndices[ri_map[r]] = region_map[src->regionIndices[r]];
@ -2682,16 +2771,16 @@ struct VarData
return_trace (true);
}
void collect_region_refs (hb_inc_bimap_t &region_map, const hb_inc_bimap_t &inner_map) const
void collect_region_refs (hb_set_t &region_indices, const hb_inc_bimap_t &inner_map) const
{
for (unsigned int r = 0; r < regionIndices.len; r++)
{
unsigned int region = regionIndices[r];
if (region_map.has (region)) continue;
if (region_indices.has (region)) continue;
for (unsigned int i = 0; i < inner_map.get_next_value (); i++)
if (get_item_delta (inner_map.backward (i), r) != 0)
{
region_map.add (region);
region_indices.add (region);
break;
}
}
@ -2777,32 +2866,48 @@ struct VariationStore
const hb_array_t <hb_inc_bimap_t> &inner_maps)
{
TRACE_SERIALIZE (this);
if (unlikely (!c->extend_min (this))) return_trace (false);
unsigned int set_count = 0;
for (unsigned int i = 0; i < inner_maps.length; i++)
if (inner_maps[i].get_population () > 0) set_count++;
if (inner_maps[i].get_population ())
set_count++;
unsigned int size = min_size + HBUINT32::static_size * set_count;
if (unlikely (!c->allocate_size<HBUINT32> (size))) return_trace (false);
format = 1;
hb_inc_bimap_t region_map;
for (unsigned int i = 0; i < inner_maps.length; i++)
(src+src->dataSets[i]).collect_region_refs (region_map, inner_maps[i]);
region_map.sort ();
const auto &src_regions = src+src->regions;
if (unlikely (!regions.serialize_serialize (c, &(src+src->regions), region_map)))
hb_set_t region_indices;
for (unsigned int i = 0; i < inner_maps.length; i++)
(src+src->dataSets[i]).collect_region_refs (region_indices, inner_maps[i]);
if (region_indices.in_error ())
return_trace (false);
region_indices.del_range ((src_regions).regionCount, hb_set_t::INVALID);
/* TODO use constructor when our data-structures support that. */
hb_inc_bimap_t region_map;
+ hb_iter (region_indices)
| hb_apply ([&region_map] (unsigned _) { region_map.add(_); })
;
if (region_map.in_error())
return_trace (false);
if (unlikely (!regions.serialize_serialize (c, &src_regions, region_map)))
return_trace (false);
/* TODO: The following code could be simplified when
* List16OfOffset16To::subset () can take a custom param to be passed to VarData::serialize ()
*/
dataSets.len = set_count;
if (unlikely (!c->extend (dataSets))) return_trace (false);
/* TODO: The following code could be simplified when
* List16OfOffset16To::subset () can take a custom param to be passed to VarData::serialize () */
unsigned int set_index = 0;
for (unsigned int i = 0; i < inner_maps.length; i++)
{
if (inner_maps[i].get_population () == 0) continue;
if (!inner_maps[i].get_population ()) continue;
if (unlikely (!dataSets[set_index++]
.serialize_serialize (c, &(src+src->dataSets[i]), inner_maps[i], region_map)))
.serialize_serialize (c, &(src+src->dataSets[i]), inner_maps[i], region_map)))
return_trace (false);
}
@ -2847,13 +2952,13 @@ struct VariationStore
&& varstore_prime->dataSets);
}
unsigned int get_region_index_count (unsigned int ivs) const
{ return (this+dataSets[ivs]).get_region_index_count (); }
unsigned int get_region_index_count (unsigned int major) const
{ return (this+dataSets[major]).get_region_index_count (); }
void get_scalars (unsigned int ivs,
const int *coords, unsigned int coord_count,
float *scalars /*OUT*/,
unsigned int num_scalars) const
void get_region_scalars (unsigned int major,
const int *coords, unsigned int coord_count,
float *scalars /*OUT*/,
unsigned int num_scalars) const
{
#ifdef HB_NO_VAR
for (unsigned i = 0; i < num_scalars; i++)
@ -2861,8 +2966,9 @@ struct VariationStore
return;
#endif
(this+dataSets[ivs]).get_scalars (coords, coord_count, this+regions,
&scalars[0], num_scalars);
(this+dataSets[major]).get_region_scalars (coords, coord_count,
this+regions,
&scalars[0], num_scalars);
}
unsigned int get_sub_table_count () const { return dataSets.len; }
@ -2872,7 +2978,7 @@ struct VariationStore
Offset32To<VarRegionList> regions;
Array16OfOffset32To<VarData> dataSets;
public:
DEFINE_SIZE_ARRAY (8, dataSets);
DEFINE_SIZE_ARRAY_SIZED (8, dataSets);
};
/*
@ -2929,7 +3035,7 @@ struct Condition
TRACE_DISPATCH (this, u.format);
if (unlikely (!c->may_dispatch (this, &u.format))) return_trace (c->no_dispatch_return_value ());
switch (u.format) {
case 1: return_trace (c->dispatch (u.format1, hb_forward<Ts> (ds)...));
case 1: return_trace (c->dispatch (u.format1, std::forward<Ts> (ds)...));
default:return_trace (c->default_return_value ());
}
}

10
gfx/harfbuzz/src/hb-ot-layout-gdef-table.hh
View file

@ -84,7 +84,7 @@ struct AttachList
bool subset (hb_subset_context_t *c) const
{
TRACE_SUBSET (this);
const hb_set_t &glyphset = *c->plan->glyphset ();
const hb_set_t &glyphset = *c->plan->glyphset_gsub ();
const hb_map_t &glyph_map = *c->plan->glyph_map;
auto *out = c->serializer->start_embed (*this);
@ -248,9 +248,9 @@ struct CaretValue
TRACE_DISPATCH (this, u.format);
if (unlikely (!c->may_dispatch (this, &u.format))) return_trace (c->no_dispatch_return_value ());
switch (u.format) {
case 1: return_trace (c->dispatch (u.format1, hb_forward<Ts> (ds)...));
case 2: return_trace (c->dispatch (u.format2, hb_forward<Ts> (ds)...));
case 3: return_trace (c->dispatch (u.format3, hb_forward<Ts> (ds)...));
case 1: return_trace (c->dispatch (u.format1, std::forward<Ts> (ds)...));
case 2: return_trace (c->dispatch (u.format2, std::forward<Ts> (ds)...));
case 3: return_trace (c->dispatch (u.format3, std::forward<Ts> (ds)...));
default:return_trace (c->default_return_value ());
}
}
@ -371,7 +371,7 @@ struct LigCaretList
bool subset (hb_subset_context_t *c) const
{
TRACE_SUBSET (this);
const hb_set_t &glyphset = *c->plan->glyphset ();
const hb_set_t &glyphset = *c->plan->glyphset_gsub ();
const hb_map_t &glyph_map = *c->plan->glyph_map;
auto *out = c->serializer->start_embed (*this);

70
gfx/harfbuzz/src/hb-ot-layout-gpos-table.hh
View file

@ -118,7 +118,13 @@ struct ValueFormat : HBUINT16
if (!format) return ret;
hb_font_t *font = c->font;
bool horizontal = HB_DIRECTION_IS_HORIZONTAL (c->direction);
bool horizontal =
#ifndef HB_NO_VERTICAL
HB_DIRECTION_IS_HORIZONTAL (c->direction)
#else
true
#endif
;
if (format & xPlacement) glyph_pos.x_offset += font->em_scale_x (get_short (values++, &ret));
if (format & yPlacement) glyph_pos.y_offset += font->em_scale_y (get_short (values++, &ret));
@ -538,7 +544,7 @@ struct Anchor
switch (u.format) {
case 1: return_trace (bool (reinterpret_cast<Anchor *> (u.format1.copy (c->serializer))));
case 2:
if (c->plan->drop_hints)
if (c->plan->flags & HB_SUBSET_FLAGS_NO_HINTING)
{
// AnchorFormat 2 just containins extra hinting information, so
// if hints are being dropped convert to format 1.
@ -805,7 +811,7 @@ struct SinglePosFormat1
ValueFormat newFormat,
const hb_map_t *layout_variation_idx_map)
{
if (unlikely (!c->extend_min (*this))) return;
if (unlikely (!c->extend_min (this))) return;
if (unlikely (!c->check_assign (valueFormat,
newFormat,
HB_SERIALIZE_ERROR_INT_OVERFLOW))) return;
@ -925,7 +931,7 @@ struct SinglePosFormat2
ValueFormat newFormat,
const hb_map_t *layout_variation_idx_map)
{
auto out = c->extend_min (*this);
auto out = c->extend_min (this);
if (unlikely (!out)) return;
if (unlikely (!c->check_assign (valueFormat, newFormat, HB_SERIALIZE_ERROR_INT_OVERFLOW))) return;
if (unlikely (!c->check_assign (valueCount, it.len (), HB_SERIALIZE_ERROR_ARRAY_OVERFLOW))) return;
@ -1050,8 +1056,8 @@ struct SinglePos
TRACE_DISPATCH (this, u.format);
if (unlikely (!c->may_dispatch (this, &u.format))) return_trace (c->no_dispatch_return_value ());
switch (u.format) {
case 1: return_trace (c->dispatch (u.format1, hb_forward<Ts> (ds)...));
case 2: return_trace (c->dispatch (u.format2, hb_forward<Ts> (ds)...));
case 1: return_trace (c->dispatch (u.format1, std::forward<Ts> (ds)...));
case 2: return_trace (c->dispatch (u.format2, std::forward<Ts> (ds)...));
default:return_trace (c->default_return_value ());
}
}
@ -1144,7 +1150,7 @@ struct PairValueRecord
}
protected:
HBGlyphID secondGlyph; /* GlyphID of second glyph in the
HBGlyphID16 secondGlyph; /* GlyphID of second glyph in the
* pair--first glyph is listed in the
* Coverage table */
ValueRecord values; /* Positioning data for the first glyph
@ -1220,9 +1226,9 @@ struct PairSet
record_size);
if (record)
{
/* Note the intentional use of "|" instead of short-circuit "||". */
if (valueFormats[0].apply_value (c, this, &record->values[0], buffer->cur_pos()) |
valueFormats[1].apply_value (c, this, &record->values[len1], buffer->pos[pos]))
bool applied_first = valueFormats[0].apply_value (c, this, &record->values[0], buffer->cur_pos());
bool applied_second = valueFormats[1].apply_value (c, this, &record->values[len1], buffer->pos[pos]);
if (applied_first || applied_second)
buffer->unsafe_to_break (buffer->idx, pos + 1);
if (len2)
pos++;
@ -1373,7 +1379,7 @@ struct PairPosFormat1
out->format = format;
out->valueFormat[0] = valueFormat[0];
out->valueFormat[1] = valueFormat[1];
if (c->plan->drop_hints)
if (c->plan->flags & HB_SUBSET_FLAGS_NO_HINTING)
{
hb_pair_t<unsigned, unsigned> newFormats = compute_effective_value_formats (glyphset);
out->valueFormat[0] = newFormats.first;
@ -1386,9 +1392,9 @@ struct PairPosFormat1
| hb_filter (glyphset, hb_first)
| hb_filter ([this, c, out] (const Offset16To<PairSet>& _)
{
auto snap = c->serializer->snapshot ();
auto *o = out->pairSet.serialize_append (c->serializer);
if (unlikely (!o)) return false;
auto snap = c->serializer->snapshot ();
bool ret = o->serialize_subset (c, _, this, valueFormat, out->valueFormat);
if (!ret)
{
@ -1560,9 +1566,9 @@ struct PairPosFormat2
if (unlikely (klass1 >= class1Count || klass2 >= class2Count)) return_trace (false);
const Value *v = &values[record_len * (klass1 * class2Count + klass2)];
/* Note the intentional use of "|" instead of short-circuit "||". */
if (valueFormat1.apply_value (c, this, v, buffer->cur_pos()) |
valueFormat2.apply_value (c, this, v + len1, buffer->pos[skippy_iter.idx]))
bool applied_first = valueFormat1.apply_value (c, this, v, buffer->cur_pos());
bool applied_second = valueFormat2.apply_value (c, this, v + len1, buffer->pos[skippy_iter.idx]);
if (applied_first || applied_second)
buffer->unsafe_to_break (buffer->idx, skippy_iter.idx + 1);
buffer->idx = skippy_iter.idx;
@ -1591,7 +1597,7 @@ struct PairPosFormat2
unsigned len2 = valueFormat2.get_len ();
hb_pair_t<unsigned, unsigned> newFormats = hb_pair (valueFormat1, valueFormat2);
if (c->plan->drop_hints)
if (c->plan->flags & HB_SUBSET_FLAGS_NO_HINTING)
newFormats = compute_effective_value_formats (klass1_map, klass2_map);
out->valueFormat1 = newFormats.first;
@ -1702,8 +1708,8 @@ struct PairPos
TRACE_DISPATCH (this, u.format);
if (unlikely (!c->may_dispatch (this, &u.format))) return_trace (c->no_dispatch_return_value ());
switch (u.format) {
case 1: return_trace (c->dispatch (u.format1, hb_forward<Ts> (ds)...));
case 2: return_trace (c->dispatch (u.format2, hb_forward<Ts> (ds)...));
case 1: return_trace (c->dispatch (u.format1, std::forward<Ts> (ds)...));
case 2: return_trace (c->dispatch (u.format2, std::forward<Ts> (ds)...));
default:return_trace (c->default_return_value ());
}
}
@ -1959,7 +1965,7 @@ struct CursivePos
TRACE_DISPATCH (this, u.format);
if (unlikely (!c->may_dispatch (this, &u.format))) return_trace (c->no_dispatch_return_value ());
switch (u.format) {
case 1: return_trace (c->dispatch (u.format1, hb_forward<Ts> (ds)...));
case 1: return_trace (c->dispatch (u.format1, std::forward<Ts> (ds)...));
default:return_trace (c->default_return_value ());
}
}
@ -2194,7 +2200,7 @@ struct MarkBasePos
TRACE_DISPATCH (this, u.format);
if (unlikely (!c->may_dispatch (this, &u.format))) return_trace (c->no_dispatch_return_value ());
switch (u.format) {
case 1: return_trace (c->dispatch (u.format1, hb_forward<Ts> (ds)...));
case 1: return_trace (c->dispatch (u.format1, std::forward<Ts> (ds)...));
default:return_trace (c->default_return_value ());
}
}
@ -2434,7 +2440,7 @@ struct MarkLigPos
TRACE_DISPATCH (this, u.format);
if (unlikely (!c->may_dispatch (this, &u.format))) return_trace (c->no_dispatch_return_value ());
switch (u.format) {
case 1: return_trace (c->dispatch (u.format1, hb_forward<Ts> (ds)...));
case 1: return_trace (c->dispatch (u.format1, std::forward<Ts> (ds)...));
default:return_trace (c->default_return_value ());
}
}
@ -2653,7 +2659,7 @@ struct MarkMarkPos
TRACE_DISPATCH (this, u.format);
if (unlikely (!c->may_dispatch (this, &u.format))) return_trace (c->no_dispatch_return_value ());
switch (u.format) {
case 1: return_trace (c->dispatch (u.format1, hb_forward<Ts> (ds)...));
case 1: return_trace (c->dispatch (u.format1, std::forward<Ts> (ds)...));
default:return_trace (c->default_return_value ());
}
}
@ -2704,15 +2710,15 @@ struct PosLookupSubTable
{
TRACE_DISPATCH (this, lookup_type);
switch (lookup_type) {
case Single: return_trace (u.single.dispatch (c, hb_forward<Ts> (ds)...));
case Pair: return_trace (u.pair.dispatch (c, hb_forward<Ts> (ds)...));
case Cursive: return_trace (u.cursive.dispatch (c, hb_forward<Ts> (ds)...));
case MarkBase: return_trace (u.markBase.dispatch (c, hb_forward<Ts> (ds)...));
case MarkLig: return_trace (u.markLig.dispatch (c, hb_forward<Ts> (ds)...));
case MarkMark: return_trace (u.markMark.dispatch (c, hb_forward<Ts> (ds)...));
case Context: return_trace (u.context.dispatch (c, hb_forward<Ts> (ds)...));
case ChainContext: return_trace (u.chainContext.dispatch (c, hb_forward<Ts> (ds)...));
case Extension: return_trace (u.extension.dispatch (c, hb_forward<Ts> (ds)...));
case Single: return_trace (u.single.dispatch (c, std::forward<Ts> (ds)...));
case Pair: return_trace (u.pair.dispatch (c, std::forward<Ts> (ds)...));
case Cursive: return_trace (u.cursive.dispatch (c, std::forward<Ts> (ds)...));
case MarkBase: return_trace (u.markBase.dispatch (c, std::forward<Ts> (ds)...));
case MarkLig: return_trace (u.markLig.dispatch (c, std::forward<Ts> (ds)...));
case MarkMark: return_trace (u.markMark.dispatch (c, std::forward<Ts> (ds)...));
case Context: return_trace (u.context.dispatch (c, std::forward<Ts> (ds)...));
case ChainContext: return_trace (u.chainContext.dispatch (c, std::forward<Ts> (ds)...));
case Extension: return_trace (u.extension.dispatch (c, std::forward<Ts> (ds)...));
default: return_trace (c->default_return_value ());
}
}
@ -2800,7 +2806,7 @@ struct PosLookup : Lookup
template <typename context_t, typename ...Ts>
typename context_t::return_t dispatch (context_t *c, Ts&&... ds) const
{ return Lookup::dispatch<SubTable> (c, hb_forward<Ts> (ds)...); }
{ return Lookup::dispatch<SubTable> (c, std::forward<Ts> (ds)...); }
bool subset (hb_subset_context_t *c) const
{ return Lookup::subset<SubTable> (c); }

185
gfx/harfbuzz/src/hb-ot-layout-gsub-table.hh
View file

@ -100,7 +100,7 @@ struct SingleSubstFormat1
unsigned delta)
{
TRACE_SERIALIZE (this);
if (unlikely (!c->extend_min (*this))) return_trace (false);
if (unlikely (!c->extend_min (this))) return_trace (false);
if (unlikely (!coverage.serialize_serialize (c, glyphs))) return_trace (false);
c->check_assign (deltaGlyphID, delta, HB_SERIALIZE_ERROR_INT_OVERFLOW);
return_trace (true);
@ -209,7 +209,7 @@ struct SingleSubstFormat2
+ it
| hb_map_retains_sorting (hb_first)
;
if (unlikely (!c->extend_min (*this))) return_trace (false);
if (unlikely (!c->extend_min (this))) return_trace (false);
if (unlikely (!substitute.serialize (c, substitutes))) return_trace (false);
if (unlikely (!coverage.serialize_serialize (c, glyphs))) return_trace (false);
return_trace (true);
@ -225,7 +225,7 @@ struct SingleSubstFormat2
+ hb_zip (this+coverage, substitute)
| hb_filter (glyphset, hb_first)
| hb_filter (glyphset, hb_second)
| hb_map_retains_sorting ([&] (hb_pair_t<hb_codepoint_t, const HBGlyphID &> p) -> hb_codepoint_pair_t
| hb_map_retains_sorting ([&] (hb_pair_t<hb_codepoint_t, const HBGlyphID16 &> p) -> hb_codepoint_pair_t
{ return hb_pair (glyph_map[p.first], glyph_map[p.second]); })
;
@ -245,7 +245,7 @@ struct SingleSubstFormat2
Offset16To<Coverage>
coverage; /* Offset to Coverage table--from
* beginning of Substitution table */
Array16Of<HBGlyphID>
Array16Of<HBGlyphID16>
substitute; /* Array of substitute
* GlyphIDs--ordered by Coverage Index */
public:
@ -290,8 +290,8 @@ struct SingleSubst
TRACE_DISPATCH (this, u.format);
if (unlikely (!c->may_dispatch (this, &u.format))) return_trace (c->no_dispatch_return_value ());
switch (u.format) {
case 1: return_trace (c->dispatch (u.format1, hb_forward<Ts> (ds)...));
case 2: return_trace (c->dispatch (u.format2, hb_forward<Ts> (ds)...));
case 1: return_trace (c->dispatch (u.format1, std::forward<Ts> (ds)...));
case 2: return_trace (c->dispatch (u.format2, std::forward<Ts> (ds)...));
default:return_trace (c->default_return_value ());
}
}
@ -343,9 +343,14 @@ struct Sequence
unsigned int klass = _hb_glyph_info_is_ligature (&c->buffer->cur()) ?
HB_OT_LAYOUT_GLYPH_PROPS_BASE_GLYPH : 0;
unsigned lig_id = _hb_glyph_info_get_lig_id (&c->buffer->cur());
for (unsigned int i = 0; i < count; i++) {
_hb_glyph_info_set_lig_props_for_component (&c->buffer->cur(), i);
for (unsigned int i = 0; i < count; i++)
{
/* If is attached to a ligature, don't disturb that.
* https://github.com/harfbuzz/harfbuzz/issues/3069 */
if (!lig_id)
_hb_glyph_info_set_lig_props_for_component (&c->buffer->cur(), i);
c->output_glyph_for_component (substitute.arrayZ[i], klass);
}
c->buffer->skip_glyph ();
@ -386,7 +391,7 @@ struct Sequence
}
protected:
Array16Of<HBGlyphID>
Array16Of<HBGlyphID16>
substitute; /* String of GlyphIDs to substitute */
public:
DEFINE_SIZE_ARRAY (2, substitute);
@ -408,7 +413,6 @@ struct MultipleSubstFormat1
| hb_map (hb_add (this))
| hb_apply ([c] (const Sequence &_) { _.closure (c); })
;
}
void closure_lookups (hb_closure_lookups_context_t *c) const {}
@ -439,12 +443,12 @@ struct MultipleSubstFormat1
}
bool serialize (hb_serialize_context_t *c,
hb_sorted_array_t<const HBGlyphID> glyphs,
hb_sorted_array_t<const HBGlyphID16> glyphs,
hb_array_t<const unsigned int> substitute_len_list,
hb_array_t<const HBGlyphID> substitute_glyphs_list)
hb_array_t<const HBGlyphID16> substitute_glyphs_list)
{
TRACE_SERIALIZE (this);
if (unlikely (!c->extend_min (*this))) return_trace (false);
if (unlikely (!c->extend_min (this))) return_trace (false);
if (unlikely (!sequence.serialize (c, glyphs.length))) return_trace (false);
for (unsigned int i = 0; i < glyphs.length; i++)
{
@ -500,9 +504,9 @@ struct MultipleSubstFormat1
struct MultipleSubst
{
bool serialize (hb_serialize_context_t *c,
hb_sorted_array_t<const HBGlyphID> glyphs,
hb_sorted_array_t<const HBGlyphID16> glyphs,
hb_array_t<const unsigned int> substitute_len_list,
hb_array_t<const HBGlyphID> substitute_glyphs_list)
hb_array_t<const HBGlyphID16> substitute_glyphs_list)
{
TRACE_SERIALIZE (this);
if (unlikely (!c->extend_min (u.format))) return_trace (false);
@ -520,7 +524,7 @@ struct MultipleSubst
TRACE_DISPATCH (this, u.format);
if (unlikely (!c->may_dispatch (this, &u.format))) return_trace (c->no_dispatch_return_value ());
switch (u.format) {
case 1: return_trace (c->dispatch (u.format1, hb_forward<Ts> (ds)...));
case 1: return_trace (c->dispatch (u.format1, std::forward<Ts> (ds)...));
default:return_trace (c->default_return_value ());
}
}
@ -559,7 +563,12 @@ struct AlternateSet
/* If alt_index is MAX_VALUE, randomize feature if it is the rand feature. */
if (alt_index == HB_OT_MAP_MAX_VALUE && c->random)
{
/* Maybe we can do better than unsafe-to-break all; but since we are
* changing random state, it would be hard to track that. Good 'nough. */
c->buffer->unsafe_to_break (0, c->buffer->len);
alt_index = c->random_number () % count + 1;
}
if (unlikely (alt_index > count || alt_index == 0)) return_trace (false);
@ -615,7 +624,7 @@ struct AlternateSet
}
protected:
Array16Of<HBGlyphID>
Array16Of<HBGlyphID16>
alternates; /* Array of alternate GlyphIDs--in
* arbitrary order */
public:
@ -677,12 +686,12 @@ struct AlternateSubstFormat1
}
bool serialize (hb_serialize_context_t *c,
hb_sorted_array_t<const HBGlyphID> glyphs,
hb_sorted_array_t<const HBGlyphID16> glyphs,
hb_array_t<const unsigned int> alternate_len_list,
hb_array_t<const HBGlyphID> alternate_glyphs_list)
hb_array_t<const HBGlyphID16> alternate_glyphs_list)
{
TRACE_SERIALIZE (this);
if (unlikely (!c->extend_min (*this))) return_trace (false);
if (unlikely (!c->extend_min (this))) return_trace (false);
if (unlikely (!alternateSet.serialize (c, glyphs.length))) return_trace (false);
for (unsigned int i = 0; i < glyphs.length; i++)
{
@ -738,9 +747,9 @@ struct AlternateSubstFormat1
struct AlternateSubst
{
bool serialize (hb_serialize_context_t *c,
hb_sorted_array_t<const HBGlyphID> glyphs,
hb_sorted_array_t<const HBGlyphID16> glyphs,
hb_array_t<const unsigned int> alternate_len_list,
hb_array_t<const HBGlyphID> alternate_glyphs_list)
hb_array_t<const HBGlyphID16> alternate_glyphs_list)
{
TRACE_SERIALIZE (this);
if (unlikely (!c->extend_min (u.format))) return_trace (false);
@ -758,7 +767,7 @@ struct AlternateSubst
TRACE_DISPATCH (this, u.format);
if (unlikely (!c->may_dispatch (this, &u.format))) return_trace (c->no_dispatch_return_value ());
switch (u.format) {
case 1: return_trace (c->dispatch (u.format1, hb_forward<Ts> (ds)...));
case 1: return_trace (c->dispatch (u.format1, std::forward<Ts> (ds)...));
default:return_trace (c->default_return_value ());
}
}
@ -846,19 +855,21 @@ struct Ligature
Iterator components /* Starting from second */)
{
TRACE_SERIALIZE (this);
if (unlikely (!c->extend_min (*this))) return_trace (false);
if (unlikely (!c->extend_min (this))) return_trace (false);
ligGlyph = ligature;
if (unlikely (!component.serialize (c, components))) return_trace (false);
return_trace (true);
}
bool subset (hb_subset_context_t *c) const
bool subset (hb_subset_context_t *c, unsigned coverage_idx) const
{
TRACE_SUBSET (this);
const hb_set_t &glyphset = *c->plan->glyphset_gsub ();
const hb_map_t &glyph_map = *c->plan->glyph_map;
if (!intersects (&glyphset) || !glyphset.has (ligGlyph)) return_trace (false);
// Ensure Coverage table is always packed after this.
c->serializer->add_virtual_link (coverage_idx);
auto it =
+ hb_iter (component)
@ -879,8 +890,8 @@ struct Ligature
}
protected:
HBGlyphID ligGlyph; /* GlyphID of ligature to substitute */
HeadlessArrayOf<HBGlyphID>
HBGlyphID16 ligGlyph; /* GlyphID of ligature to substitute */
HeadlessArrayOf<HBGlyphID16>
component; /* Array of component GlyphIDs--start
* with the second component--ordered
* in writing direction */
@ -940,12 +951,12 @@ struct LigatureSet
}
bool serialize (hb_serialize_context_t *c,
hb_array_t<const HBGlyphID> ligatures,
hb_array_t<const HBGlyphID16> ligatures,
hb_array_t<const unsigned int> component_count_list,
hb_array_t<const HBGlyphID> &component_list /* Starting from second for each ligature */)
hb_array_t<const HBGlyphID16> &component_list /* Starting from second for each ligature */)
{
TRACE_SERIALIZE (this);
if (unlikely (!c->extend_min (*this))) return_trace (false);
if (unlikely (!c->extend_min (this))) return_trace (false);
if (unlikely (!ligature.serialize (c, ligatures.length))) return_trace (false);
for (unsigned int i = 0; i < ligatures.length; i++)
{
@ -959,16 +970,21 @@ struct LigatureSet
return_trace (true);
}
bool subset (hb_subset_context_t *c) const
bool subset (hb_subset_context_t *c, unsigned coverage_idx) const
{
TRACE_SUBSET (this);
auto *out = c->serializer->start_embed (*this);
if (unlikely (!c->serializer->extend_min (out))) return_trace (false);
+ hb_iter (ligature)
| hb_filter (subset_offset_array (c, out->ligature, this))
| hb_filter (subset_offset_array (c, out->ligature, this, coverage_idx))
| hb_drain
;
if (bool (out->ligature))
// Ensure Coverage table is always packed after this.
c->serializer->add_virtual_link (coverage_idx);
return_trace (bool (out->ligature));
}
@ -1050,14 +1066,14 @@ struct LigatureSubstFormat1
}
bool serialize (hb_serialize_context_t *c,
hb_sorted_array_t<const HBGlyphID> first_glyphs,
hb_sorted_array_t<const HBGlyphID16> first_glyphs,
hb_array_t<const unsigned int> ligature_per_first_glyph_count_list,
hb_array_t<const HBGlyphID> ligatures_list,
hb_array_t<const HBGlyphID16> ligatures_list,
hb_array_t<const unsigned int> component_count_list,
hb_array_t<const HBGlyphID> component_list /* Starting from second for each ligature */)
hb_array_t<const HBGlyphID16> component_list /* Starting from second for each ligature */)
{
TRACE_SERIALIZE (this);
if (unlikely (!c->extend_min (*this))) return_trace (false);
if (unlikely (!c->extend_min (this))) return_trace (false);
if (unlikely (!ligatureSet.serialize (c, first_glyphs.length))) return_trace (false);
for (unsigned int i = 0; i < first_glyphs.length; i++)
{
@ -1083,15 +1099,38 @@ struct LigatureSubstFormat1
if (unlikely (!c->serializer->extend_min (out))) return_trace (false);
out->format = format;
hb_sorted_vector_t<hb_codepoint_t> new_coverage;
+ hb_zip (this+coverage, ligatureSet)
// Due to a bug in some older versions of windows 7 the Coverage table must be
// packed after the LigatureSet and Ligature tables, so serialize Coverage first
// which places it last in the packed order.
hb_set_t new_coverage;
+ hb_zip (this+coverage, hb_iter (ligatureSet) | hb_map (hb_add (this)))
| hb_filter (glyphset, hb_first)
| hb_filter (subset_offset_array (c, out->ligatureSet, this), hb_second)
| hb_filter ([&] (const LigatureSet& _) {
return _.intersects (&glyphset);
}, hb_second)
| hb_map (hb_first)
| hb_map (glyph_map)
| hb_sink (new_coverage)
| hb_sink (new_coverage);
if (!c->serializer->push<Coverage> ()
->serialize (c->serializer,
+ new_coverage.iter () | hb_map_retains_sorting (glyph_map)))
{
c->serializer->pop_discard ();
return_trace (false);
}
unsigned coverage_idx = c->serializer->pop_pack ();
c->serializer->add_link (out->coverage, coverage_idx);
+ hb_zip (this+coverage, ligatureSet)
| hb_filter (new_coverage, hb_first)
| hb_map (hb_second)
// to ensure that the repacker always orders the coverage table after the LigatureSet
// and LigatureSubtable's they will be linked to the Coverage table via a virtual link
// the coverage table object idx is passed down to facilitate this.
| hb_apply (subset_offset_array (c, out->ligatureSet, this, coverage_idx))
;
out->coverage.serialize_serialize (c->serializer, new_coverage.iter ());
return_trace (bool (new_coverage));
}
@ -1116,11 +1155,11 @@ struct LigatureSubstFormat1
struct LigatureSubst
{
bool serialize (hb_serialize_context_t *c,
hb_sorted_array_t<const HBGlyphID> first_glyphs,
hb_sorted_array_t<const HBGlyphID16> first_glyphs,
hb_array_t<const unsigned int> ligature_per_first_glyph_count_list,
hb_array_t<const HBGlyphID> ligatures_list,
hb_array_t<const HBGlyphID16> ligatures_list,
hb_array_t<const unsigned int> component_count_list,
hb_array_t<const HBGlyphID> component_list /* Starting from second for each ligature */)
hb_array_t<const HBGlyphID16> component_list /* Starting from second for each ligature */)
{
TRACE_SERIALIZE (this);
if (unlikely (!c->extend_min (u.format))) return_trace (false);
@ -1143,7 +1182,7 @@ struct LigatureSubst
TRACE_DISPATCH (this, u.format);
if (unlikely (!c->may_dispatch (this, &u.format))) return_trace (c->no_dispatch_return_value ());
switch (u.format) {
case 1: return_trace (c->dispatch (u.format1, hb_forward<Ts> (ds)...));
case 1: return_trace (c->dispatch (u.format1, std::forward<Ts> (ds)...));
default:return_trace (c->default_return_value ());
}
}
@ -1199,7 +1238,7 @@ struct ReverseChainSingleSubstFormat1
if (!intersects (c->glyphs)) return;
const Array16OfOffset16To<Coverage> &lookahead = StructAfter<Array16OfOffset16To<Coverage>> (backtrack);
const Array16Of<HBGlyphID> &substitute = StructAfter<Array16Of<HBGlyphID>> (lookahead);
const Array16Of<HBGlyphID16> &substitute = StructAfter<Array16Of<HBGlyphID16>> (lookahead);
+ hb_zip (this+coverage, substitute)
| hb_filter (c->parent_active_glyphs (), hb_first)
@ -1225,7 +1264,7 @@ struct ReverseChainSingleSubstFormat1
for (unsigned int i = 0; i < count; i++)
if (unlikely (!(this+lookahead[i]).collect_coverage (c->after))) return;
const Array16Of<HBGlyphID> &substitute = StructAfter<Array16Of<HBGlyphID>> (lookahead);
const Array16Of<HBGlyphID16> &substitute = StructAfter<Array16Of<HBGlyphID16>> (lookahead);
count = substitute.len;
c->output->add_array (substitute.arrayZ, substitute.len);
}
@ -1245,7 +1284,7 @@ struct ReverseChainSingleSubstFormat1
if (likely (index == NOT_COVERED)) return_trace (false);
const Array16OfOffset16To<Coverage> &lookahead = StructAfter<Array16OfOffset16To<Coverage>> (backtrack);
const Array16Of<HBGlyphID> &substitute = StructAfter<Array16Of<HBGlyphID>> (lookahead);
const Array16Of<HBGlyphID16> &substitute = StructAfter<Array16Of<HBGlyphID16>> (lookahead);
if (unlikely (index >= substitute.len)) return_trace (false);
@ -1308,7 +1347,7 @@ struct ReverseChainSingleSubstFormat1
if (!serialize_coverage_offset_array (c, backtrack_iter)) return_trace (false);
if (!serialize_coverage_offset_array (c, lookahead_iter)) return_trace (false);
auto *substitute_out = c->serializer->start_embed<Array16Of<HBGlyphID>> ();
auto *substitute_out = c->serializer->start_embed<Array16Of<HBGlyphID16>> ();
auto substitutes =
+ coverage_subst_iter
| hb_map (hb_second)
@ -1333,13 +1372,13 @@ struct ReverseChainSingleSubstFormat1
const hb_map_t &glyph_map = *c->plan->glyph_map;
const Array16OfOffset16To<Coverage> &lookahead = StructAfter<Array16OfOffset16To<Coverage>> (backtrack);
const Array16Of<HBGlyphID> &substitute = StructAfter<Array16Of<HBGlyphID>> (lookahead);
const Array16Of<HBGlyphID16> &substitute = StructAfter<Array16Of<HBGlyphID16>> (lookahead);
auto it =
+ hb_zip (this+coverage, substitute)
| hb_filter (glyphset, hb_first)
| hb_filter (glyphset, hb_second)
| hb_map_retains_sorting ([&] (hb_pair_t<hb_codepoint_t, const HBGlyphID &> p) -> hb_codepoint_pair_t
| hb_map_retains_sorting ([&] (hb_pair_t<hb_codepoint_t, const HBGlyphID16 &> p) -> hb_codepoint_pair_t
{ return hb_pair (glyph_map[p.first], glyph_map[p.second]); })
;
@ -1354,7 +1393,7 @@ struct ReverseChainSingleSubstFormat1
const Array16OfOffset16To<Coverage> &lookahead = StructAfter<Array16OfOffset16To<Coverage>> (backtrack);
if (!lookahead.sanitize (c, this))
return_trace (false);
const Array16Of<HBGlyphID> &substitute = StructAfter<Array16Of<HBGlyphID>> (lookahead);
const Array16Of<HBGlyphID16> &substitute = StructAfter<Array16Of<HBGlyphID16>> (lookahead);
return_trace (substitute.sanitize (c));
}
@ -1371,7 +1410,7 @@ struct ReverseChainSingleSubstFormat1
lookaheadX; /* Array of coverage tables
* in lookahead sequence, in glyph
* sequence order */
Array16Of<HBGlyphID>
Array16Of<HBGlyphID16>
substituteX; /* Array of substitute
* GlyphIDs--ordered by Coverage Index */
public:
@ -1386,7 +1425,7 @@ struct ReverseChainSingleSubst
TRACE_DISPATCH (this, u.format);
if (unlikely (!c->may_dispatch (this, &u.format))) return_trace (c->no_dispatch_return_value ());
switch (u.format) {
case 1: return_trace (c->dispatch (u.format1, hb_forward<Ts> (ds)...));
case 1: return_trace (c->dispatch (u.format1, std::forward<Ts> (ds)...));
default:return_trace (c->default_return_value ());
}
}
@ -1425,14 +1464,14 @@ struct SubstLookupSubTable
{
TRACE_DISPATCH (this, lookup_type);
switch (lookup_type) {
case Single: return_trace (u.single.dispatch (c, hb_forward<Ts> (ds)...));
case Multiple: return_trace (u.multiple.dispatch (c, hb_forward<Ts> (ds)...));
case Alternate: return_trace (u.alternate.dispatch (c, hb_forward<Ts> (ds)...));
case Ligature: return_trace (u.ligature.dispatch (c, hb_forward<Ts> (ds)...));
case Context: return_trace (u.context.dispatch (c, hb_forward<Ts> (ds)...));
case ChainContext: return_trace (u.chainContext.dispatch (c, hb_forward<Ts> (ds)...));
case Extension: return_trace (u.extension.dispatch (c, hb_forward<Ts> (ds)...));
case ReverseChainSingle: return_trace (u.reverseChainContextSingle.dispatch (c, hb_forward<Ts> (ds)...));
case Single: return_trace (u.single.dispatch (c, std::forward<Ts> (ds)...));
case Multiple: return_trace (u.multiple.dispatch (c, std::forward<Ts> (ds)...));
case Alternate: return_trace (u.alternate.dispatch (c, std::forward<Ts> (ds)...));
case Ligature: return_trace (u.ligature.dispatch (c, std::forward<Ts> (ds)...));
case Context: return_trace (u.context.dispatch (c, std::forward<Ts> (ds)...));
case ChainContext: return_trace (u.chainContext.dispatch (c, std::forward<Ts> (ds)...));
case Extension: return_trace (u.extension.dispatch (c, std::forward<Ts> (ds)...));
case ReverseChainSingle: return_trace (u.reverseChainContextSingle.dispatch (c, std::forward<Ts> (ds)...));
default: return_trace (c->default_return_value ());
}
}
@ -1552,8 +1591,8 @@ struct SubstLookup : Lookup
bool serialize_single (hb_serialize_context_t *c,
uint32_t lookup_props,
hb_sorted_array_t<const HBGlyphID> glyphs,
hb_array_t<const HBGlyphID> substitutes)
hb_sorted_array_t<const HBGlyphID16> glyphs,
hb_array_t<const HBGlyphID16> substitutes)
{
TRACE_SERIALIZE (this);
if (unlikely (!Lookup::serialize (c, SubTable::Single, lookup_props, 1))) return_trace (false);
@ -1568,9 +1607,9 @@ struct SubstLookup : Lookup
bool serialize_multiple (hb_serialize_context_t *c,
uint32_t lookup_props,
hb_sorted_array_t<const HBGlyphID> glyphs,
hb_sorted_array_t<const HBGlyphID16> glyphs,
hb_array_t<const unsigned int> substitute_len_list,
hb_array_t<const HBGlyphID> substitute_glyphs_list)
hb_array_t<const HBGlyphID16> substitute_glyphs_list)
{
TRACE_SERIALIZE (this);
if (unlikely (!Lookup::serialize (c, SubTable::Multiple, lookup_props, 1))) return_trace (false);
@ -1589,9 +1628,9 @@ struct SubstLookup : Lookup
bool serialize_alternate (hb_serialize_context_t *c,
uint32_t lookup_props,
hb_sorted_array_t<const HBGlyphID> glyphs,
hb_sorted_array_t<const HBGlyphID16> glyphs,
hb_array_t<const unsigned int> alternate_len_list,
hb_array_t<const HBGlyphID> alternate_glyphs_list)
hb_array_t<const HBGlyphID16> alternate_glyphs_list)
{
TRACE_SERIALIZE (this);
if (unlikely (!Lookup::serialize (c, SubTable::Alternate, lookup_props, 1))) return_trace (false);
@ -1611,11 +1650,11 @@ struct SubstLookup : Lookup
bool serialize_ligature (hb_serialize_context_t *c,
uint32_t lookup_props,
hb_sorted_array_t<const HBGlyphID> first_glyphs,
hb_sorted_array_t<const HBGlyphID16> first_glyphs,
hb_array_t<const unsigned int> ligature_per_first_glyph_count_list,
hb_array_t<const HBGlyphID> ligatures_list,
hb_array_t<const HBGlyphID16> ligatures_list,
hb_array_t<const unsigned int> component_count_list,
hb_array_t<const HBGlyphID> component_list /* Starting from second for each ligature */)
hb_array_t<const HBGlyphID16> component_list /* Starting from second for each ligature */)
{
TRACE_SERIALIZE (this);
if (unlikely (!Lookup::serialize (c, SubTable::Ligature, lookup_props, 1))) return_trace (false);
@ -1658,7 +1697,7 @@ struct SubstLookup : Lookup
template <typename context_t, typename ...Ts>
typename context_t::return_t dispatch (context_t *c, Ts&&... ds) const
{ return Lookup::dispatch<SubTable> (c, hb_forward<Ts> (ds)...); }
{ return Lookup::dispatch<SubTable> (c, std::forward<Ts> (ds)...); }
bool subset (hb_subset_context_t *c) const
{ return Lookup::subset<SubTable> (c); }

294
gfx/harfbuzz/src/hb-ot-layout-gsubgpos.hh
View file

@ -81,12 +81,15 @@ struct hb_closure_context_t :
nesting_level_left++;
}
void reset_lookup_visit_count ()
{ lookup_count = 0; }
bool lookup_limit_exceeded ()
{ return lookup_count > HB_MAX_LOOKUP_INDICES; }
{ return lookup_count > HB_MAX_LOOKUP_VISIT_COUNT; }
bool should_visit_lookup (unsigned int lookup_index)
{
if (lookup_count++ > HB_MAX_LOOKUP_INDICES)
if (lookup_count++ > HB_MAX_LOOKUP_VISIT_COUNT)
return false;
if (is_lookup_done (lookup_index))
@ -163,7 +166,7 @@ struct hb_closure_context_t :
hb_set_t *glyphs_,
hb_set_t *cur_intersected_glyphs_,
hb_map_t *done_lookups_glyph_count_,
hb_hashmap_t<unsigned, hb_set_t *, (unsigned)-1, nullptr> *done_lookups_glyph_set_,
hb_hashmap_t<unsigned, hb_set_t *> *done_lookups_glyph_set_,
unsigned int nesting_level_left_ = HB_MAX_NESTING_LEVEL) :
face (face_),
glyphs (glyphs_),
@ -183,7 +186,7 @@ struct hb_closure_context_t :
void flush ()
{
hb_set_del_range (output, face->get_num_glyphs (), hb_set_get_max (output)); /* Remove invalid glyphs. */
hb_set_del_range (output, face->get_num_glyphs (), HB_SET_VALUE_INVALID); /* Remove invalid glyphs. */
hb_set_union (glyphs, output);
hb_set_clear (output);
active_glyphs_stack.pop ();
@ -192,7 +195,7 @@ struct hb_closure_context_t :
private:
hb_map_t *done_lookups_glyph_count;
hb_hashmap_t<unsigned, hb_set_t *, (unsigned)-1, nullptr> *done_lookups_glyph_set;
hb_hashmap_t<unsigned, hb_set_t *> *done_lookups_glyph_set;
unsigned int lookup_count;
};
@ -211,7 +214,11 @@ struct hb_closure_lookups_context_t :
return;
/* Return if new lookup was recursed to before. */
if (is_lookup_visited (lookup_index))
if (lookup_limit_exceeded ()
|| visited_lookups->in_error ()
|| visited_lookups->has (lookup_index))
// Don't increment lookup count here, that will be done in the call to closure_lookups()
// made by recurse_func.
return;
nesting_level_left--;
@ -226,12 +233,20 @@ struct hb_closure_lookups_context_t :
{ inactive_lookups->add (lookup_index); }
bool lookup_limit_exceeded ()
{ return lookup_count > HB_MAX_LOOKUP_INDICES; }
{
bool ret = lookup_count > HB_MAX_LOOKUP_VISIT_COUNT;
if (ret)
DEBUG_MSG (SUBSET, nullptr, "lookup visit count limit exceeded in lookup closure!");
return ret; }
bool is_lookup_visited (unsigned lookup_index)
{
if (unlikely (lookup_count++ > HB_MAX_LOOKUP_INDICES))
if (unlikely (lookup_count++ > HB_MAX_LOOKUP_VISIT_COUNT))
{
DEBUG_MSG (SUBSET, nullptr, "total visited lookup count %u exceeds max limit, lookup %u is dropped.",
lookup_count, lookup_index);
return true;
}
if (unlikely (visited_lookups->in_error ()))
return true;
@ -1210,15 +1225,14 @@ static inline bool match_lookahead (hb_ot_apply_context_t *c,
struct LookupRecord
{
LookupRecord* copy (hb_serialize_context_t *c,
const hb_map_t *lookup_map) const
bool serialize (hb_serialize_context_t *c,
const hb_map_t *lookup_map) const
{
TRACE_SERIALIZE (this);
auto *out = c->embed (*this);
if (unlikely (!out)) return_trace (nullptr);
if (unlikely (!out)) return_trace (false);
out->lookupListIndex = hb_map_get (lookup_map, lookupListIndex);
return_trace (out);
return_trace (c->check_assign (out->lookupListIndex, lookup_map->get (lookupListIndex), HB_SERIALIZE_ERROR_INT_OVERFLOW));
}
bool sanitize (hb_sanitize_context_t *c) const
@ -1235,6 +1249,24 @@ struct LookupRecord
DEFINE_SIZE_STATIC (4);
};
static unsigned serialize_lookuprecord_array (hb_serialize_context_t *c,
const hb_array_t<const LookupRecord> lookupRecords,
const hb_map_t *lookup_map)
{
unsigned count = 0;
for (const LookupRecord& r : lookupRecords)
{
if (!lookup_map->has (r.lookupListIndex))
continue;
if (!r.serialize (c, lookup_map))
return 0;
count++;
}
return count;
}
enum ContextFormat { SimpleContext = 1, ClassBasedContext = 2, CoverageBasedContext = 3 };
static void context_closure_recurse_lookups (hb_closure_context_t *c,
@ -1286,8 +1318,7 @@ static void context_closure_recurse_lookups (hb_closure_context_t *c,
}
hb_set_add (covered_seq_indicies, seqIndex);
if (pos_glyphs)
c->push_cur_active_glyphs (pos_glyphs);
c->push_cur_active_glyphs (pos_glyphs ? pos_glyphs : c->glyphs);
unsigned endIndex = inputCount;
if (context_format == ContextFormat::CoverageBasedContext)
@ -1295,10 +1326,9 @@ static void context_closure_recurse_lookups (hb_closure_context_t *c,
c->recurse (lookupRecord[i].lookupListIndex, covered_seq_indicies, seqIndex, endIndex);
if (pos_glyphs) {
c->pop_cur_done_glyphs ();
c->pop_cur_done_glyphs ();
if (pos_glyphs)
hb_set_destroy (pos_glyphs);
}
}
hb_set_destroy (covered_seq_indicies);
@ -1605,8 +1635,6 @@ struct Rule
if (unlikely (!c->extend_min (out))) return_trace (false);
out->inputCount = inputCount;
out->lookupCount = lookupCount;
const hb_array_t<const HBUINT16> input = inputZ.as_array (inputCount - 1);
for (const auto org : input)
{
@ -1617,10 +1645,9 @@ struct Rule
const UnsizedArrayOf<LookupRecord> &lookupRecord = StructAfter<UnsizedArrayOf<LookupRecord>>
(inputZ.as_array ((inputCount ? inputCount - 1 : 0)));
for (unsigned i = 0; i < (unsigned) lookupCount; i++)
c->copy (lookupRecord[i], lookup_map);
return_trace (true);
unsigned count = serialize_lookuprecord_array (c, lookupRecord.as_array (lookupCount), lookup_map);
return_trace (c->check_assign (out->lookupCount, count, HB_SERIALIZE_ERROR_INT_OVERFLOW));
}
bool subset (hb_subset_context_t *c,
@ -1628,9 +1655,8 @@ struct Rule
const hb_map_t *klass_map = nullptr) const
{
TRACE_SUBSET (this);
const hb_array_t<const HBUINT16> input = inputZ.as_array ((inputCount ? inputCount - 1 : 0));
if (!input.length) return_trace (false);
if (unlikely (!inputCount)) return_trace (false);
const hb_array_t<const HBUINT16> input = inputZ.as_array (inputCount - 1);
const hb_map_t *mapping = klass_map == nullptr ? c->plan->glyph_map : klass_map;
if (!hb_all (input, mapping)) return_trace (false);
@ -1745,10 +1771,10 @@ struct RuleSet
for (const Offset16To<Rule>& _ : rule)
{
if (!_) continue;
auto o_snap = c->serializer->snapshot ();
auto *o = out->rule.serialize_append (c->serializer);
if (unlikely (!o)) continue;
auto o_snap = c->serializer->snapshot ();
if (!o->serialize_subset (c, _, this, lookup_map, klass_map))
{
out->rule.pop ();
@ -1936,12 +1962,20 @@ struct ContextFormat2
&class_def
};
hb_set_t retained_coverage_glyphs;
(this+coverage).intersected_coverage_glyphs (glyphs, &retained_coverage_glyphs);
hb_set_t coverage_glyph_classes;
class_def.intersected_classes (&retained_coverage_glyphs, &coverage_glyph_classes);
return
+ hb_iter (ruleSet)
| hb_map (hb_add (this))
| hb_enumerate
| hb_map ([&] (const hb_pair_t<unsigned, const RuleSet &> p)
{ return class_def.intersects_class (glyphs, p.first) &&
coverage_glyph_classes.has (p.first) &&
p.second.intersects (glyphs, lookup_context); })
| hb_any
;
@ -2062,9 +2096,16 @@ struct ContextFormat2
hb_map_t klass_map;
out->classDef.serialize_subset (c, classDef, this, &klass_map);
const hb_set_t* glyphset = c->plan->glyphset_gsub ();
hb_set_t retained_coverage_glyphs;
(this+coverage).intersected_coverage_glyphs (glyphset, &retained_coverage_glyphs);
hb_set_t coverage_glyph_classes;
(this+classDef).intersected_classes (&retained_coverage_glyphs, &coverage_glyph_classes);
const hb_map_t *lookup_map = c->table_tag == HB_OT_TAG_GSUB ? c->plan->gsub_lookups : c->plan->gpos_lookups;
bool ret = true;
int non_zero_index = 0, index = 0;
int non_zero_index = -1, index = 0;
for (const auto& _ : + hb_enumerate (ruleSet)
| hb_filter (klass_map, hb_first))
{
@ -2075,13 +2116,14 @@ struct ContextFormat2
break;
}
if (o->serialize_subset (c, _.second, this, lookup_map, &klass_map))
if (coverage_glyph_classes.has (_.first) &&
o->serialize_subset (c, _.second, this, lookup_map, &klass_map))
non_zero_index = index;
index++;
}
if (!ret) return_trace (ret);
if (!ret || non_zero_index == -1) return_trace (false);
//prune empty trailing ruleSets
--index;
@ -2219,7 +2261,6 @@ struct ContextFormat3
out->format = format;
out->glyphCount = glyphCount;
out->lookupCount = lookupCount;
auto coverages = coverageZ.as_array (glyphCount);
@ -2231,12 +2272,12 @@ struct ContextFormat3
if (!o->serialize_subset (c, offset, this)) return_trace (false);
}
const LookupRecord *lookupRecord = &StructAfter<LookupRecord> (coverageZ.as_array (glyphCount));
const UnsizedArrayOf<LookupRecord>& lookupRecord = StructAfter<UnsizedArrayOf<LookupRecord>> (coverageZ.as_array (glyphCount));
const hb_map_t *lookup_map = c->table_tag == HB_OT_TAG_GSUB ? c->plan->gsub_lookups : c->plan->gpos_lookups;
for (unsigned i = 0; i < (unsigned) lookupCount; i++)
c->serializer->copy (lookupRecord[i], lookup_map);
return_trace (true);
unsigned count = serialize_lookuprecord_array (c->serializer, lookupRecord.as_array (lookupCount), lookup_map);
return_trace (c->serializer->check_assign (out->lookupCount, count, HB_SERIALIZE_ERROR_INT_OVERFLOW));
}
bool sanitize (hb_sanitize_context_t *c) const
@ -2275,9 +2316,9 @@ struct Context
TRACE_DISPATCH (this, u.format);
if (unlikely (!c->may_dispatch (this, &u.format))) return_trace (c->no_dispatch_return_value ());
switch (u.format) {
case 1: return_trace (c->dispatch (u.format1, hb_forward<Ts> (ds)...));
case 2: return_trace (c->dispatch (u.format2, hb_forward<Ts> (ds)...));
case 3: return_trace (c->dispatch (u.format3, hb_forward<Ts> (ds)...));
case 1: return_trace (c->dispatch (u.format1, std::forward<Ts> (ds)...));
case 2: return_trace (c->dispatch (u.format2, std::forward<Ts> (ds)...));
case 3: return_trace (c->dispatch (u.format3, std::forward<Ts> (ds)...));
default:return_trace (c->default_return_value ());
}
}
@ -2525,15 +2566,15 @@ struct ChainRule
c->copy ((HBUINT16) g);
}
ChainRule* copy (hb_serialize_context_t *c,
const hb_map_t *lookup_map,
const hb_map_t *backtrack_map,
const hb_map_t *input_map = nullptr,
const hb_map_t *lookahead_map = nullptr) const
bool serialize (hb_serialize_context_t *c,
const hb_map_t *lookup_map,
const hb_map_t *backtrack_map,
const hb_map_t *input_map = nullptr,
const hb_map_t *lookahead_map = nullptr) const
{
TRACE_SERIALIZE (this);
auto *out = c->start_embed (this);
if (unlikely (!out)) return_trace (nullptr);
if (unlikely (!out)) return_trace (false);
const hb_map_t *mapping = backtrack_map;
serialize_array (c, backtrack.len, + backtrack.iter ()
@ -2552,19 +2593,10 @@ struct ChainRule
const Array16Of<LookupRecord> &lookupRecord = StructAfter<Array16Of<LookupRecord>> (lookahead);
HBUINT16* lookupCount = c->embed (&(lookupRecord.len));
if (!lookupCount) return_trace (nullptr);
if (!lookupCount) return_trace (false);
for (unsigned i = 0; i < lookupRecord.len; i++)
{
if (!lookup_map->has (lookupRecord[i].lookupListIndex))
{
(*lookupCount)--;
continue;
}
if (!c->copy (lookupRecord[i], lookup_map)) return_trace (nullptr);
}
return_trace (out);
unsigned count = serialize_lookuprecord_array (c, lookupRecord.as_array (), lookup_map);
return_trace (c->check_assign (*lookupCount, count, HB_SERIALIZE_ERROR_INT_OVERFLOW));
}
bool subset (hb_subset_context_t *c,
@ -2586,7 +2618,7 @@ struct ChainRule
!hb_all (lookahead, glyphset))
return_trace (false);
copy (c->serializer, lookup_map, c->plan->glyph_map);
serialize (c->serializer, lookup_map, c->plan->glyph_map);
}
else
{
@ -2595,7 +2627,7 @@ struct ChainRule
!hb_all (lookahead, lookahead_map))
return_trace (false);
copy (c->serializer, lookup_map, backtrack_map, input_map, lookahead_map);
serialize (c->serializer, lookup_map, backtrack_map, input_map, lookahead_map);
}
return_trace (true);
@ -2710,10 +2742,10 @@ struct ChainRuleSet
for (const Offset16To<ChainRule>& _ : rule)
{
if (!_) continue;
auto o_snap = c->serializer->snapshot ();
auto *o = out->rule.serialize_append (c->serializer);
if (unlikely (!o)) continue;
auto o_snap = c->serializer->snapshot ();
if (!o->serialize_subset (c, _, this,
lookup_map,
backtrack_klass_map,
@ -2906,12 +2938,19 @@ struct ChainContextFormat2
&lookahead_class_def}
};
hb_set_t retained_coverage_glyphs;
(this+coverage).intersected_coverage_glyphs (glyphs, &retained_coverage_glyphs);
hb_set_t coverage_glyph_classes;
input_class_def.intersected_classes (&retained_coverage_glyphs, &coverage_glyph_classes);
return
+ hb_iter (ruleSet)
| hb_map (hb_add (this))
| hb_enumerate
| hb_map ([&] (const hb_pair_t<unsigned, const ChainRuleSet &> p)
{ return input_class_def.intersects_class (glyphs, p.first) &&
coverage_glyph_classes.has (p.first) &&
p.second.intersects (glyphs, lookup_context); })
| hb_any
;
@ -3066,13 +3105,19 @@ struct ChainContextFormat2
lookahead_klass_map)))
return_trace (false);
const hb_set_t* glyphset = c->plan->glyphset_gsub ();
hb_set_t retained_coverage_glyphs;
(this+coverage).intersected_coverage_glyphs (glyphset, &retained_coverage_glyphs);
hb_set_t coverage_glyph_classes;
(this+inputClassDef).intersected_classes (&retained_coverage_glyphs, &coverage_glyph_classes);
int non_zero_index = -1, index = 0;
bool ret = true;
const hb_map_t *lookup_map = c->table_tag == HB_OT_TAG_GSUB ? c->plan->gsub_lookups : c->plan->gpos_lookups;
auto last_non_zero = c->serializer->snapshot ();
for (const Offset16To<ChainRuleSet>& _ : + hb_enumerate (ruleSet)
| hb_filter (input_klass_map, hb_first)
| hb_map (hb_second))
for (const auto& _ : + hb_enumerate (ruleSet)
| hb_filter (input_klass_map, hb_first))
{
auto *o = out->ruleSet.serialize_append (c->serializer);
if (unlikely (!o))
@ -3080,7 +3125,8 @@ struct ChainContextFormat2
ret = false;
break;
}
if (o->serialize_subset (c, _, this,
if (coverage_glyph_classes.has (_.first) &&
o->serialize_subset (c, _.second, this,
lookup_map,
&backtrack_klass_map,
&input_klass_map,
@ -3093,7 +3139,7 @@ struct ChainContextFormat2
index++;
}
if (!ret) return_trace (ret);
if (!ret || non_zero_index == -1) return_trace (false);
// prune empty trailing ruleSets
if (index > non_zero_index) {
@ -3303,15 +3349,13 @@ struct ChainContextFormat3
return_trace (false);
const Array16Of<LookupRecord> &lookupRecord = StructAfter<Array16Of<LookupRecord>> (lookahead);
HBUINT16 lookupCount;
lookupCount = lookupRecord.len;
if (!c->serializer->copy (lookupCount)) return_trace (false);
const hb_map_t *lookup_map = c->table_tag == HB_OT_TAG_GSUB ? c->plan->gsub_lookups : c->plan->gpos_lookups;
for (unsigned i = 0; i < (unsigned) lookupCount; i++)
if (!c->serializer->copy (lookupRecord[i], lookup_map)) return_trace (false);
return_trace (true);
HBUINT16 *lookupCount = c->serializer->copy<HBUINT16> (lookupRecord.len);
if (!lookupCount) return_trace (false);
unsigned count = serialize_lookuprecord_array (c->serializer, lookupRecord.as_array (), lookup_map);
return_trace (c->serializer->check_assign (*lookupCount, count, HB_SERIALIZE_ERROR_INT_OVERFLOW));
}
bool sanitize (hb_sanitize_context_t *c) const
@ -3356,9 +3400,9 @@ struct ChainContext
TRACE_DISPATCH (this, u.format);
if (unlikely (!c->may_dispatch (this, &u.format))) return_trace (c->no_dispatch_return_value ());
switch (u.format) {
case 1: return_trace (c->dispatch (u.format1, hb_forward<Ts> (ds)...));
case 2: return_trace (c->dispatch (u.format2, hb_forward<Ts> (ds)...));
case 3: return_trace (c->dispatch (u.format3, hb_forward<Ts> (ds)...));
case 1: return_trace (c->dispatch (u.format1, std::forward<Ts> (ds)...));
case 2: return_trace (c->dispatch (u.format2, std::forward<Ts> (ds)...));
case 3: return_trace (c->dispatch (u.format3, std::forward<Ts> (ds)...));
default:return_trace (c->default_return_value ());
}
}
@ -3387,7 +3431,7 @@ struct ExtensionFormat1
{
TRACE_DISPATCH (this, format);
if (unlikely (!c->may_dispatch (this, this))) return_trace (c->no_dispatch_return_value ());
return_trace (get_subtable<typename T::SubTable> ().dispatch (c, get_type (), hb_forward<Ts> (ds)...));
return_trace (get_subtable<typename T::SubTable> ().dispatch (c, get_type (), std::forward<Ts> (ds)...));
}
void collect_variation_indices (hb_collect_variation_indices_context_t *c) const
@ -3467,7 +3511,7 @@ struct Extension
TRACE_DISPATCH (this, u.format);
if (unlikely (!c->may_dispatch (this, &u.format))) return_trace (c->no_dispatch_return_value ());
switch (u.format) {
case 1: return_trace (u.format1.dispatch (c, hb_forward<Ts> (ds)...));
case 1: return_trace (u.format1.dispatch (c, std::forward<Ts> (ds)...));
default:return_trace (c->default_return_value ());
}
}
@ -3599,7 +3643,7 @@ struct GSUBGPOS
}
void prune_langsys (const hb_map_t *duplicate_feature_map,
hb_hashmap_t<unsigned, hb_set_t *, (unsigned)-1, nullptr> *script_langsys_map,
hb_hashmap_t<unsigned, hb_set_t *> *script_langsys_map,
hb_set_t *new_feature_indexes /* OUT */) const
{
hb_prune_langsys_context_t c (this, script_langsys_map, duplicate_feature_map, new_feature_indexes);
@ -3656,57 +3700,72 @@ struct GSUBGPOS
const hb_set_t *feature_indices,
hb_map_t *duplicate_feature_map /* OUT */) const
{
if (feature_indices->is_empty ()) return;
hb_hashmap_t<hb_tag_t, hb_set_t *> unique_features;
//find out duplicate features after subset
unsigned prev = 0xFFFFu;
for (unsigned i : feature_indices->iter ())
{
if (prev == 0xFFFFu)
{
duplicate_feature_map->set (i, i);
prev = i;
continue;
}
hb_tag_t t = get_feature_tag (i);
hb_tag_t prev_t = get_feature_tag (prev);
if (t != prev_t)
if (t == unique_features.INVALID_KEY) continue;
if (!unique_features.has (t))
{
hb_set_t* indices = hb_set_create ();
if (unlikely (indices == hb_set_get_empty () ||
!unique_features.set (t, indices)))
{
hb_set_destroy (indices);
for (auto _ : unique_features.iter ())
hb_set_destroy (_.second);
return;
}
if (unique_features.get (t))
unique_features.get (t)->add (i);
duplicate_feature_map->set (i, i);
prev = i;
continue;
}
const Feature& f = get_feature (i);
const Feature& prev_f = get_feature (prev);
bool found = false;
auto f_iter =
+ hb_iter (f.lookupIndex)
| hb_filter (lookup_indices)
;
auto prev_iter =
+ hb_iter (prev_f.lookupIndex)
| hb_filter (lookup_indices)
;
if (f_iter.len () != prev_iter.len ())
hb_set_t* same_tag_features = unique_features.get (t);
for (unsigned other_f_index : same_tag_features->iter ())
{
duplicate_feature_map->set (i, i);
prev = i;
continue;
const Feature& f = get_feature (i);
const Feature& other_f = get_feature (other_f_index);
auto f_iter =
+ hb_iter (f.lookupIndex)
| hb_filter (lookup_indices)
;
auto other_f_iter =
+ hb_iter (other_f.lookupIndex)
| hb_filter (lookup_indices)
;
bool is_equal = true;
for (; f_iter && other_f_iter; f_iter++, other_f_iter++)
{
unsigned a = *f_iter;
unsigned b = *other_f_iter;
if (a != b) { is_equal = false; break; }
}
if (is_equal == false || f_iter || other_f_iter) continue;
found = true;
duplicate_feature_map->set (i, other_f_index);
break;
}
bool is_equal = true;
for (auto _ : + hb_zip (f_iter, prev_iter))
if (_.first != _.second) { is_equal = false; break; }
if (is_equal == true) duplicate_feature_map->set (i, prev);
else
if (found == false)
{
same_tag_features->add (i);
duplicate_feature_map->set (i, i);
prev = i;
}
}
for (auto _ : unique_features.iter ())
hb_set_destroy (_.second);
}
void prune_features (const hb_map_t *lookup_indices, /* IN */
@ -3719,8 +3778,9 @@ struct GSUBGPOS
hb_set_t alternate_feature_indices;
if (version.to_int () >= 0x00010001u)
(this+featureVars).closure_features (lookup_indices, &alternate_feature_indices);
if (unlikely (alternate_feature_indices.in_error())) {
feature_indices->successful = false;
if (unlikely (alternate_feature_indices.in_error()))
{
feature_indices->err ();
return;
}
#endif
@ -3736,8 +3796,12 @@ struct GSUBGPOS
// http://lists.freedesktop.org/archives/harfbuzz/2012-November/002660.html
continue;
if (f.featureParams.is_null ()
&& !f.intersects_lookup_indexes (lookup_indices)
if (!f.featureParams.is_null () &&
tag == HB_TAG ('s', 'i', 'z', 'e'))
continue;
if (!f.intersects_lookup_indexes (lookup_indices)
#ifndef HB_NO_VAR
&& !alternate_feature_indices.has (i)
#endif

2
gfx/harfbuzz/src/hb-ot-layout-jstf-table.hh
View file

@ -136,7 +136,7 @@ struct JstfLangSys : List16OfOffset16To<JstfPriority>
* ExtenderGlyphs -- Extender Glyph Table
*/
typedef SortedArray16Of<HBGlyphID> ExtenderGlyphs;
typedef SortedArray16Of<HBGlyphID16> ExtenderGlyphs;
/*

83
gfx/harfbuzz/src/hb-ot-layout.cc
View file

@ -613,7 +613,7 @@ hb_ot_layout_table_get_feature_tags (hb_face_t *face,
* hb_ot_layout_table_find_feature:
* @face: #hb_face_t to work upon
* @table_tag: #HB_OT_TAG_GSUB or #HB_OT_TAG_GPOS
* @feature_tag: The #hb_tag_t og the requested feature tag
* @feature_tag: The #hb_tag_t of the requested feature tag
* @feature_index: (out): The index of the requested feature
*
* Fetches the index for a given feature tag in the specified face's GSUB table
@ -688,8 +688,8 @@ hb_ot_layout_script_get_language_tags (hb_face_t *face,
*
* Return value: %true if the language tag is found, %false otherwise
*
* Since: ??
* Deprecated: ??
* Since: 0.6.0
* Deprecated: 2.0.0
**/
hb_bool_t
hb_ot_layout_script_find_language (hb_face_t *face,
@ -717,10 +717,14 @@ hb_ot_layout_script_find_language (hb_face_t *face,
* @language_tags: The array of language tags
* @language_index: (out): The index of the requested language
*
* Fetches the index of a given language tag in the specified face's GSUB table
* or GPOS table, underneath the specified script index.
* Fetches the index of the first language tag fom @language_tags that is present
* in the specified face's GSUB or GPOS table, underneath the specified script
* index.
*
* Return value: %true if the language tag is found, %false otherwise
* If none of the given language tags is found, %false is returned and
* @language_index is set to the default language index.
*
* Return value: %true if one of the given language tags is found, %false otherwise
*
* Since: 2.0.0
**/
@ -746,7 +750,8 @@ hb_ot_layout_script_select_language (hb_face_t *face,
if (s.find_lang_sys_index (HB_OT_TAG_DEFAULT_LANGUAGE, language_index))
return false;
if (language_index) *language_index = HB_OT_LAYOUT_DEFAULT_LANGUAGE_INDEX;
if (language_index)
*language_index = HB_OT_LAYOUT_DEFAULT_LANGUAGE_INDEX;
return false;
}
@ -1013,24 +1018,15 @@ struct hb_collect_features_context_t
}
has_feature_filter = true;
hb_set_t features_set;
for (; *features; features++)
{
hb_tag_t tag = *features;
unsigned index;
g.find_feature_index (tag, &index);
if (index == OT::Index::NOT_FOUND_INDEX) continue;
features_set.add (*features);
feature_indices_filter.add(index);
for (int i = (int) index - 1; i >= 0; i--)
{
if (g.get_feature_tag (i) != tag) break;
for (unsigned i = 0; i < g.get_feature_count (); i++)
{
hb_tag_t tag = g.get_feature_tag (i);
if (features_set.has (tag))
feature_indices_filter.add(i);
}
for (unsigned i = index + 1; i < g.get_feature_count (); i++)
{
if (g.get_feature_tag (i) != tag) break;
feature_indices_filter.add(i);
}
}
}
@ -1497,7 +1493,7 @@ hb_ot_layout_lookup_substitute_closure (hb_face_t *face,
{
hb_set_t cur_intersected_glyphs;
hb_map_t done_lookups_glyph_count;
hb_hashmap_t<unsigned, hb_set_t *, (unsigned)-1, nullptr> done_lookups_glyph_set;
hb_hashmap_t<unsigned, hb_set_t *> done_lookups_glyph_set;
OT::hb_closure_context_t c (face, glyphs, &cur_intersected_glyphs, &done_lookups_glyph_count, &done_lookups_glyph_set);
const OT::SubstLookup& l = face->table.GSUB->table->get_lookup (lookup_index);
@ -1526,7 +1522,7 @@ hb_ot_layout_lookups_substitute_closure (hb_face_t *face,
{
hb_set_t cur_intersected_glyphs;
hb_map_t done_lookups_glyph_count;
hb_hashmap_t<unsigned, hb_set_t *, (unsigned)-1, nullptr> done_lookups_glyph_set;
hb_hashmap_t<unsigned, hb_set_t *> done_lookups_glyph_set;
OT::hb_closure_context_t c (face, glyphs, &cur_intersected_glyphs, &done_lookups_glyph_count, &done_lookups_glyph_set);
const OT::GSUB& gsub = *face->table.GSUB->table;
@ -1534,6 +1530,7 @@ hb_ot_layout_lookups_substitute_closure (hb_face_t *face,
unsigned int glyphs_length;
do
{
c.reset_lookup_visit_count ();
glyphs_length = glyphs->get_population ();
if (lookups)
{
@ -1886,27 +1883,20 @@ apply_string (OT::hb_ot_apply_context_t *c,
if (likely (!lookup.is_reverse ()))
{
/* in/out forward substitution/positioning */
if (Proxy::table_index == 0u)
if (!Proxy::inplace)
buffer->clear_output ();
buffer->idx = 0;
bool ret;
ret = apply_forward (c, accel);
if (ret)
{
if (!Proxy::inplace)
buffer->swap_buffers ();
else
assert (!buffer->has_separate_output ());
}
buffer->idx = 0;
apply_forward (c, accel);
if (!Proxy::inplace)
buffer->swap_buffers ();
}
else
{
/* in-place backward substitution/positioning */
if (Proxy::table_index == 0u)
buffer->remove_output ();
assert (!buffer->have_output);
buffer->idx = buffer->len - 1;
apply_backward (c, accel);
}
}
@ -1922,7 +1912,8 @@ inline void hb_ot_map_t::apply (const Proxy &proxy,
OT::hb_ot_apply_context_t c (table_index, font, buffer);
c.set_recurse_func (Proxy::Lookup::apply_recurse_func);
for (unsigned int stage_index = 0; stage_index < stages[table_index].length; stage_index++) {
for (unsigned int stage_index = 0; stage_index < stages[table_index].length; stage_index++)
{
const stage_map_t *stage = &stages[table_index][stage_index];
for (; i < stage->last_lookup; i++)
{
@ -1932,11 +1923,8 @@ inline void hb_ot_map_t::apply (const Proxy &proxy,
c.set_lookup_mask (lookups[table_index][i].mask);
c.set_auto_zwj (lookups[table_index][i].auto_zwj);
c.set_auto_zwnj (lookups[table_index][i].auto_zwnj);
if (lookups[table_index][i].random)
{
c.set_random (true);
buffer->unsafe_to_break_all ();
}
c.set_random (lookups[table_index][i].random);
apply_string<Proxy> (&c,
proxy.table.get_lookup (lookup_index),
proxy.accels[lookup_index]);
@ -1944,10 +1932,7 @@ inline void hb_ot_map_t::apply (const Proxy &proxy,
}
if (stage->pause_func)
{
buffer->clear_output ();
stage->pause_func (plan, font, buffer);
}
}
}
@ -2023,14 +2008,14 @@ struct hb_get_glyph_alternates_dispatch_t :
private:
template <typename T, typename ...Ts> auto
_dispatch (const T &obj, hb_priority<1>, Ts&&... ds) HB_AUTO_RETURN
( obj.get_glyph_alternates (hb_forward<Ts> (ds)...) )
( obj.get_glyph_alternates (std::forward<Ts> (ds)...) )
template <typename T, typename ...Ts> auto
_dispatch (const T &obj, hb_priority<0>, Ts&&... ds) HB_AUTO_RETURN
( default_return_value () )
public:
template <typename T, typename ...Ts> auto
dispatch (const T &obj, Ts&&... ds) HB_AUTO_RETURN
( _dispatch (obj, hb_prioritize, hb_forward<Ts> (ds)...) )
( _dispatch (obj, hb_prioritize, std::forward<Ts> (ds)...) )
};
/**

32
gfx/harfbuzz/src/hb-ot-layout.hh
View file

@ -187,7 +187,7 @@ _hb_clear_syllables (const hb_ot_shape_plan_t *plan HB_UNUSED,
* - General_Category: 5 bits.
* - A bit each for:
* * Is it Default_Ignorable(); we have a modified Default_Ignorable().
* * Whether it's one of the three Mongolian Free Variation Selectors,
* * Whether it's one of the four Mongolian Free Variation Selectors,
* CGJ, or other characters that are hidden but should not be ignored
* like most other Default_Ignorable()s do during matching.
* * Whether it's a grapheme continuation.
@ -202,7 +202,7 @@ _hb_clear_syllables (const hb_ot_shape_plan_t *plan HB_UNUSED,
enum hb_unicode_props_flags_t {
UPROPS_MASK_GEN_CAT = 0x001Fu,
UPROPS_MASK_IGNORABLE = 0x0020u,
UPROPS_MASK_HIDDEN = 0x0040u, /* MONGOLIAN FREE VARIATION SELECTOR 1..3, or TAG characters */
UPROPS_MASK_HIDDEN = 0x0040u, /* MONGOLIAN FREE VARIATION SELECTOR 1..4, or TAG characters */
UPROPS_MASK_CONTINUATION=0x0080u,
/* If GEN_CAT=FORMAT, top byte masks: */
@ -236,7 +236,7 @@ _hb_glyph_info_set_unicode_props (hb_glyph_info_t *info, hb_buffer_t *buffer)
* FVSes are GC=Mn, we have use a separate bit to remember them.
* Fixes:
* https://github.com/harfbuzz/harfbuzz/issues/234 */
else if (unlikely (hb_in_range<hb_codepoint_t> (u, 0x180Bu, 0x180Du))) props |= UPROPS_MASK_HIDDEN;
else if (unlikely (hb_in_ranges<hb_codepoint_t> (u, 0x180Bu, 0x180Du, 0x180Fu, 0x180Fu))) props |= UPROPS_MASK_HIDDEN;
/* TAG characters need similar treatment. Fixes:
* https://github.com/harfbuzz/harfbuzz/issues/463 */
else if (unlikely (hb_in_range<hb_codepoint_t> (u, 0xE0020u, 0xE007Fu))) props |= UPROPS_MASK_HIDDEN;
@ -350,24 +350,20 @@ _hb_glyph_info_is_continuation (const hb_glyph_info_t *info)
{
return info->unicode_props() & UPROPS_MASK_CONTINUATION;
}
/* Loop over grapheme. Based on foreach_cluster(). */
static inline bool
_hb_grapheme_group_func (const hb_glyph_info_t& a HB_UNUSED,
const hb_glyph_info_t& b)
{ return _hb_glyph_info_is_continuation (&b); }
#define foreach_grapheme(buffer, start, end) \
for (unsigned int \
_count = buffer->len, \
start = 0, end = _count ? _hb_next_grapheme (buffer, 0) : 0; \
start < _count; \
start = end, end = _hb_next_grapheme (buffer, start))
foreach_group (buffer, start, end, _hb_grapheme_group_func)
static inline unsigned int
_hb_next_grapheme (hb_buffer_t *buffer, unsigned int start)
static inline void
_hb_ot_layout_reverse_graphemes (hb_buffer_t *buffer)
{
hb_glyph_info_t *info = buffer->info;
unsigned int count = buffer->len;
while (++start < count && _hb_glyph_info_is_continuation (&info[start]))
;
return start;
buffer->reverse_groups (_hb_grapheme_group_func,
buffer->cluster_level == HB_BUFFER_CLUSTER_LEVEL_MONOTONE_CHARACTERS);
}
static inline bool

36
gfx/harfbuzz/src/hb-ot-map.cc
View file

@ -54,7 +54,6 @@ hb_ot_map_builder_t::hb_ot_map_builder_t (hb_face_t *face_,
face = face_;
props = *props_;
/* Fetch script/language indices for GSUB/GPOS. We need these later to skip
* features not available in either table and not waste precious bits for them. */
@ -63,12 +62,28 @@ hb_ot_map_builder_t::hb_ot_map_builder_t (hb_face_t *face_,
hb_tag_t script_tags[HB_OT_MAX_TAGS_PER_SCRIPT];
hb_tag_t language_tags[HB_OT_MAX_TAGS_PER_LANGUAGE];
hb_ot_tags_from_script_and_language (props.script, props.language, &script_count, script_tags, &language_count, language_tags);
hb_ot_tags_from_script_and_language (props.script,
props.language,
&script_count,
script_tags,
&language_count,
language_tags);
for (unsigned int table_index = 0; table_index < 2; table_index++) {
for (unsigned int table_index = 0; table_index < 2; table_index++)
{
hb_tag_t table_tag = table_tags[table_index];
found_script[table_index] = (bool) hb_ot_layout_table_select_script (face, table_tag, script_count, script_tags, &script_index[table_index], &chosen_script[table_index]);
hb_ot_layout_script_select_language (face, table_tag, script_index[table_index], language_count, language_tags, &language_index[table_index]);
found_script[table_index] = (bool) hb_ot_layout_table_select_script (face,
table_tag,
script_count,
script_tags,
&script_index[table_index],
&chosen_script[table_index]);
hb_ot_layout_script_select_language (face,
table_tag,
script_index[table_index],
language_count,
language_tags,
&language_index[table_index]);
}
}
@ -150,9 +165,8 @@ void
hb_ot_map_builder_t::compile (hb_ot_map_t &m,
const hb_ot_shape_plan_key_t &key)
{
static_assert ((!(HB_GLYPH_FLAG_DEFINED & (HB_GLYPH_FLAG_DEFINED + 1))), "");
unsigned int global_bit_mask = HB_GLYPH_FLAG_DEFINED + 1;
unsigned int global_bit_shift = hb_popcount (HB_GLYPH_FLAG_DEFINED);
unsigned int global_bit_shift = 8 * sizeof (hb_mask_t) - 1;
unsigned int global_bit_mask = 1u << global_bit_shift;
m.global_mask = global_bit_mask;
@ -205,7 +219,8 @@ hb_ot_map_builder_t::compile (hb_ot_map_t &m,
/* Allocate bits now */
unsigned int next_bit = global_bit_shift + 1;
static_assert ((!(HB_GLYPH_FLAG_DEFINED & (HB_GLYPH_FLAG_DEFINED + 1))), "");
unsigned int next_bit = hb_popcount (HB_GLYPH_FLAG_DEFINED) + 1;
for (unsigned int i = 0; i < feature_infos.length; i++)
{
@ -220,7 +235,7 @@ hb_ot_map_builder_t::compile (hb_ot_map_t &m,
/* Limit bits per feature. */
bits_needed = hb_min (HB_OT_MAP_MAX_BITS, hb_bit_storage (info->max_value));
if (!info->max_value || next_bit + bits_needed > 8 * sizeof (hb_mask_t))
if (!info->max_value || next_bit + bits_needed >= global_bit_shift)
continue; /* Feature disabled, or not enough bits. */
@ -274,7 +289,6 @@ hb_ot_map_builder_t::compile (hb_ot_map_t &m,
}
map->_1_mask = (1u << map->shift) & map->mask;
map->needs_fallback = !found;
}
feature_infos.shrink (0); /* Done with these */

337
gfx/harfbuzz/src/hb-ot-math-table.hh
View file

@ -41,6 +41,16 @@ struct MathValueRecord
hb_position_t get_y_value (hb_font_t *font, const void *base) const
{ return font->em_scale_y (value) + (base+deviceTable).get_y_delta (font); }
MathValueRecord* copy (hb_serialize_context_t *c, const void *base) const
{
TRACE_SERIALIZE (this);
auto *out = c->embed (this);
if (unlikely (!out)) return_trace (nullptr);
out->deviceTable.serialize_copy (c, deviceTable, base, 0, hb_serialize_context_t::Head);
return_trace (out);
}
bool sanitize (hb_sanitize_context_t *c, const void *base) const
{
TRACE_SANITIZE (this);
@ -59,6 +69,29 @@ struct MathValueRecord
struct MathConstants
{
MathConstants* copy (hb_serialize_context_t *c) const
{
TRACE_SERIALIZE (this);
auto *out = c->start_embed (this);
if (unlikely (!out)) return_trace (nullptr);
HBINT16 *p = c->allocate_size<HBINT16> (HBINT16::static_size * 2);
if (unlikely (!p)) return_trace (nullptr);
memcpy (p, percentScaleDown, HBINT16::static_size * 2);
HBUINT16 *m = c->allocate_size<HBUINT16> (HBUINT16::static_size * 2);
if (unlikely (!m)) return_trace (nullptr);
memcpy (m, minHeight, HBUINT16::static_size * 2);
unsigned count = ARRAY_LENGTH (mathValueRecords);
for (unsigned i = 0; i < count; i++)
if (!c->copy (mathValueRecords[i], this))
return_trace (nullptr);
if (!c->embed (radicalDegreeBottomRaisePercent)) return_trace (nullptr);
return_trace (out);
}
bool sanitize_math_value_records (hb_sanitize_context_t *c) const
{
TRACE_SANITIZE (this);
@ -165,6 +198,28 @@ struct MathConstants
struct MathItalicsCorrectionInfo
{
bool subset (hb_subset_context_t *c) const
{
TRACE_SUBSET (this);
const hb_set_t &glyphset = *c->plan->_glyphset_mathed;
const hb_map_t &glyph_map = *c->plan->glyph_map;
auto *out = c->serializer->start_embed (*this);
if (unlikely (!c->serializer->extend_min (out))) return_trace (false);
hb_sorted_vector_t<hb_codepoint_t> new_coverage;
+ hb_zip (this+coverage, italicsCorrection)
| hb_filter (glyphset, hb_first)
| hb_filter (serialize_math_record_array (c->serializer, out->italicsCorrection, this), hb_second)
| hb_map (hb_first)
| hb_map (glyph_map)
| hb_sink (new_coverage)
;
out->coverage.serialize_serialize (c->serializer, new_coverage.iter ());
return_trace (true);
}
bool sanitize (hb_sanitize_context_t *c) const
{
TRACE_SANITIZE (this);
@ -196,6 +251,28 @@ struct MathItalicsCorrectionInfo
struct MathTopAccentAttachment
{
bool subset (hb_subset_context_t *c) const
{
TRACE_SUBSET (this);
const hb_set_t &glyphset = *c->plan->_glyphset_mathed;
const hb_map_t &glyph_map = *c->plan->glyph_map;
auto *out = c->serializer->start_embed (*this);
if (unlikely (!c->serializer->extend_min (out))) return_trace (false);
hb_sorted_vector_t<hb_codepoint_t> new_coverage;
+ hb_zip (this+topAccentCoverage, topAccentAttachment)
| hb_filter (glyphset, hb_first)
| hb_filter (serialize_math_record_array (c->serializer, out->topAccentAttachment, this), hb_second)
| hb_map (hb_first)
| hb_map (glyph_map)
| hb_sink (new_coverage)
;
out->topAccentCoverage.serialize_serialize (c->serializer, new_coverage.iter ());
return_trace (true);
}
bool sanitize (hb_sanitize_context_t *c) const
{
TRACE_SANITIZE (this);
@ -229,6 +306,22 @@ struct MathTopAccentAttachment
struct MathKern
{
MathKern* copy (hb_serialize_context_t *c) const
{
TRACE_SERIALIZE (this);
auto *out = c->start_embed (this);
if (unlikely (!out)) return_trace (nullptr);
if (unlikely (!c->embed (heightCount))) return_trace (nullptr);
unsigned count = 2 * heightCount + 1;
for (unsigned i = 0; i < count; i++)
if (!c->copy (mathValueRecordsZ.arrayZ[i], this))
return_trace (nullptr);
return_trace (out);
}
bool sanitize_math_value_records (hb_sanitize_context_t *c) const
{
TRACE_SANITIZE (this);
@ -295,6 +388,19 @@ struct MathKern
struct MathKernInfoRecord
{
MathKernInfoRecord* copy (hb_serialize_context_t *c, const void *base) const
{
TRACE_SERIALIZE (this);
auto *out = c->embed (this);
if (unlikely (!out)) return_trace (nullptr);
unsigned count = ARRAY_LENGTH (mathKern);
for (unsigned i = 0; i < count; i++)
out->mathKern[i].serialize_copy (c, mathKern[i], base, 0, hb_serialize_context_t::Head);
return_trace (out);
}
bool sanitize (hb_sanitize_context_t *c, const void *base) const
{
TRACE_SANITIZE (this);
@ -328,6 +434,28 @@ struct MathKernInfoRecord
struct MathKernInfo
{
bool subset (hb_subset_context_t *c) const
{
TRACE_SUBSET (this);
const hb_set_t &glyphset = *c->plan->_glyphset_mathed;
const hb_map_t &glyph_map = *c->plan->glyph_map;
auto *out = c->serializer->start_embed (*this);
if (unlikely (!c->serializer->extend_min (out))) return_trace (false);
hb_sorted_vector_t<hb_codepoint_t> new_coverage;
+ hb_zip (this+mathKernCoverage, mathKernInfoRecords)
| hb_filter (glyphset, hb_first)
| hb_filter (serialize_math_record_array (c->serializer, out->mathKernInfoRecords, this), hb_second)
| hb_map (hb_first)
| hb_map (glyph_map)
| hb_sink (new_coverage)
;
out->mathKernCoverage.serialize_serialize (c->serializer, new_coverage.iter ());
return_trace (true);
}
bool sanitize (hb_sanitize_context_t *c) const
{
TRACE_SANITIZE (this);
@ -365,6 +493,31 @@ struct MathKernInfo
struct MathGlyphInfo
{
bool subset (hb_subset_context_t *c) const
{
TRACE_SUBSET (this);
auto *out = c->serializer->embed (*this);
if (unlikely (!out)) return_trace (false);
out->mathItalicsCorrectionInfo.serialize_subset (c, mathItalicsCorrectionInfo, this);
out->mathTopAccentAttachment.serialize_subset (c, mathTopAccentAttachment, this);
const hb_set_t &glyphset = *c->plan->_glyphset_mathed;
const hb_map_t &glyph_map = *c->plan->glyph_map;
auto it =
+ hb_iter (this+extendedShapeCoverage)
| hb_filter (glyphset)
| hb_map_retains_sorting (glyph_map)
;
if (it) out->extendedShapeCoverage.serialize_serialize (c->serializer, it);
else out->extendedShapeCoverage = 0;
out->mathKernInfo.serialize_subset (c, mathKernInfo, this);
return_trace (true);
}
bool sanitize (hb_sanitize_context_t *c) const
{
TRACE_SANITIZE (this);
@ -420,14 +573,27 @@ struct MathGlyphVariantRecord
{
friend struct MathGlyphConstruction;
bool subset (hb_subset_context_t *c) const
{
TRACE_SUBSET (this);
auto *out = c->serializer->embed (this);
if (unlikely (!out)) return_trace (false);
const hb_map_t& glyph_map = *c->plan->glyph_map;
return_trace (c->serializer->check_assign (out->variantGlyph, glyph_map.get (variantGlyph), HB_SERIALIZE_ERROR_INT_OVERFLOW));
}
bool sanitize (hb_sanitize_context_t *c) const
{
TRACE_SANITIZE (this);
return_trace (c->check_struct (this));
}
void closure_glyphs (hb_set_t *variant_glyphs) const
{ variant_glyphs->add (variantGlyph); }
protected:
HBGlyphID variantGlyph; /* Glyph ID for the variant. */
HBGlyphID16 variantGlyph; /* Glyph ID for the variant. */
HBUINT16 advanceMeasurement; /* Advance width/height, in design units, of the
* variant, in the direction of requested
* glyph extension. */
@ -450,6 +616,16 @@ struct PartFlags : HBUINT16
struct MathGlyphPartRecord
{
bool subset (hb_subset_context_t *c) const
{
TRACE_SUBSET (this);
auto *out = c->serializer->embed (this);
if (unlikely (!out)) return_trace (false);
const hb_map_t& glyph_map = *c->plan->glyph_map;
return_trace (c->serializer->check_assign (out->glyph, glyph_map.get (glyph), HB_SERIALIZE_ERROR_INT_OVERFLOW));
}
bool sanitize (hb_sanitize_context_t *c) const
{
TRACE_SANITIZE (this);
@ -474,8 +650,11 @@ struct MathGlyphPartRecord
(partFlags & PartFlags::Defined);
}
void closure_glyphs (hb_set_t *variant_glyphs) const
{ variant_glyphs->add (glyph); }
protected:
HBGlyphID glyph; /* Glyph ID for the part. */
HBGlyphID16 glyph; /* Glyph ID for the part. */
HBUINT16 startConnectorLength;
/* Advance width/ height of the straight bar
* connector material, in design units, is at
@ -497,6 +676,20 @@ struct MathGlyphPartRecord
struct MathGlyphAssembly
{
bool subset (hb_subset_context_t *c) const
{
TRACE_SUBSET (this);
auto *out = c->serializer->start_embed (*this);
if (unlikely (!out)) return_trace (false);
if (!c->serializer->copy (italicsCorrection, this)) return_trace (false);
if (!c->serializer->copy<HBUINT16> (partRecords.len)) return_trace (false);
for (const auto& record : partRecords.iter ())
if (!record.subset (c)) return_trace (false);
return_trace (true);
}
bool sanitize (hb_sanitize_context_t *c) const
{
TRACE_SANITIZE (this);
@ -526,6 +719,12 @@ struct MathGlyphAssembly
return partRecords.len;
}
void closure_glyphs (hb_set_t *variant_glyphs) const
{
for (const auto& _ : partRecords.iter ())
_.closure_glyphs (variant_glyphs);
}
protected:
MathValueRecord
italicsCorrection;
@ -543,6 +742,22 @@ struct MathGlyphAssembly
struct MathGlyphConstruction
{
bool subset (hb_subset_context_t *c) const
{
TRACE_SUBSET (this);
auto *out = c->serializer->start_embed (*this);
if (unlikely (!c->serializer->extend_min (out))) return_trace (false);
out->glyphAssembly.serialize_subset (c, glyphAssembly, this);
if (!c->serializer->check_assign (out->mathGlyphVariantRecord.len, mathGlyphVariantRecord.len, HB_SERIALIZE_ERROR_INT_OVERFLOW))
return_trace (false);
for (const auto& record : mathGlyphVariantRecord.iter ())
if (!record.subset (c)) return_trace (false);
return_trace (true);
}
bool sanitize (hb_sanitize_context_t *c) const
{
TRACE_SANITIZE (this);
@ -569,6 +784,14 @@ struct MathGlyphConstruction
return mathGlyphVariantRecord.len;
}
void closure_glyphs (hb_set_t *variant_glyphs) const
{
(this+glyphAssembly).closure_glyphs (variant_glyphs);
for (const auto& _ : mathGlyphVariantRecord.iter ())
_.closure_glyphs (variant_glyphs);
}
protected:
/* Offset to MathGlyphAssembly table for this shape - from the beginning of
MathGlyphConstruction table. May be NULL. */
@ -583,6 +806,94 @@ struct MathGlyphConstruction
struct MathVariants
{
void closure_glyphs (const hb_set_t *glyph_set,
hb_set_t *variant_glyphs) const
{
const hb_array_t<const Offset16To<MathGlyphConstruction>> glyph_construction_offsets = glyphConstruction.as_array (vertGlyphCount + horizGlyphCount);
if (vertGlyphCoverage)
{
const auto vert_offsets = glyph_construction_offsets.sub_array (0, vertGlyphCount);
+ hb_zip (this+vertGlyphCoverage, vert_offsets)
| hb_filter (glyph_set, hb_first)
| hb_map (hb_second)
| hb_map (hb_add (this))
| hb_apply ([=] (const MathGlyphConstruction &_) { _.closure_glyphs (variant_glyphs); })
;
}
if (horizGlyphCoverage)
{
const auto hori_offsets = glyph_construction_offsets.sub_array (vertGlyphCount, horizGlyphCount);
+ hb_zip (this+horizGlyphCoverage, hori_offsets)
| hb_filter (glyph_set, hb_first)
| hb_map (hb_second)
| hb_map (hb_add (this))
| hb_apply ([=] (const MathGlyphConstruction &_) { _.closure_glyphs (variant_glyphs); })
;
}
}
void collect_coverage_and_indices (hb_sorted_vector_t<hb_codepoint_t>& new_coverage,
const Offset16To<Coverage>& coverage,
unsigned i,
unsigned end_index,
hb_set_t& indices,
const hb_set_t& glyphset,
const hb_map_t& glyph_map) const
{
if (!coverage) return;
for (const auto _ : (this+coverage).iter ())
{
if (i >= end_index) return;
if (glyphset.has (_))
{
unsigned new_gid = glyph_map.get (_);
new_coverage.push (new_gid);
indices.add (i);
}
i++;
}
}
bool subset (hb_subset_context_t *c) const
{
TRACE_SUBSET (this);
const hb_set_t &glyphset = *c->plan->_glyphset_mathed;
const hb_map_t &glyph_map = *c->plan->glyph_map;
auto *out = c->serializer->start_embed (*this);
if (unlikely (!c->serializer->extend_min (out))) return_trace (false);
if (!c->serializer->check_assign (out->minConnectorOverlap, minConnectorOverlap, HB_SERIALIZE_ERROR_INT_OVERFLOW))
return_trace (false);
hb_sorted_vector_t<hb_codepoint_t> new_vert_coverage;
hb_sorted_vector_t<hb_codepoint_t> new_hori_coverage;
hb_set_t indices;
collect_coverage_and_indices (new_vert_coverage, vertGlyphCoverage, 0, vertGlyphCount, indices, glyphset, glyph_map);
collect_coverage_and_indices (new_hori_coverage, horizGlyphCoverage, vertGlyphCount, vertGlyphCount + horizGlyphCount, indices, glyphset, glyph_map);
if (!c->serializer->check_assign (out->vertGlyphCount, new_vert_coverage.length, HB_SERIALIZE_ERROR_INT_OVERFLOW))
return_trace (false);
if (!c->serializer->check_assign (out->horizGlyphCount, new_hori_coverage.length, HB_SERIALIZE_ERROR_INT_OVERFLOW))
return_trace (false);
for (unsigned i : indices.iter ())
{
auto *o = c->serializer->embed (glyphConstruction[i]);
if (!o) return_trace (false);
o->serialize_subset (c, glyphConstruction[i], this);
}
if (new_vert_coverage)
out->vertGlyphCoverage.serialize_serialize (c->serializer, new_vert_coverage.iter ());
if (new_hori_coverage)
out->horizGlyphCoverage.serialize_serialize (c->serializer, new_hori_coverage.iter ());
return_trace (true);
}
bool sanitize_offsets (hb_sanitize_context_t *c) const
{
TRACE_SANITIZE (this);
@ -690,6 +1001,28 @@ struct MATH
bool has_data () const { return version.to_int (); }
void closure_glyphs (hb_set_t *glyph_set) const
{
if (mathVariants)
{
hb_set_t variant_glyphs;
(this+mathVariants).closure_glyphs (glyph_set, &variant_glyphs);
hb_set_union (glyph_set, &variant_glyphs);
}
}
bool subset (hb_subset_context_t *c) const
{
TRACE_SUBSET (this);
auto *out = c->serializer->embed (*this);
if (unlikely (!out)) return_trace (false);
out->mathConstants.serialize_copy (c->serializer, mathConstants, this, 0, hb_serialize_context_t::Head);
out->mathGlyphInfo.serialize_subset (c, mathGlyphInfo, this);
out->mathVariants.serialize_subset (c, mathVariants, this);
return_trace (true);
}
bool sanitize (hb_sanitize_context_t *c) const
{
TRACE_SANITIZE (this);

2
gfx/harfbuzz/src/hb-ot-maxp-table.hh
View file

@ -107,7 +107,7 @@ struct maxp
maxpV1Tail *dest_v1 = c->serializer->embed<maxpV1Tail> (src_v1);
if (unlikely (!dest_v1)) return_trace (false);
if (c->plan->drop_hints)
if (c->plan->flags & HB_SUBSET_FLAGS_NO_HINTING)
drop_hint_fields (dest_v1);
}

7
gfx/harfbuzz/src/hb-ot-metrics.cc
View file

@ -77,6 +77,7 @@ _hb_ot_metrics_get_position_common (hb_font_t *font,
(face->table.TABLE->has_data () && \
(position && (*position = font->em_scalef_y (_fix_ascender_descender ( \
face->table.TABLE->ATTR + GET_VAR, metrics_tag))), true))
case HB_OT_METRICS_TAG_HORIZONTAL_ASCENDER:
return (face->table.OS2->use_typo_metrics () && GET_METRIC_Y (OS2, sTypoAscender)) ||
GET_METRIC_Y (hhea, ascender);
@ -86,9 +87,13 @@ _hb_ot_metrics_get_position_common (hb_font_t *font,
case HB_OT_METRICS_TAG_HORIZONTAL_LINE_GAP:
return (face->table.OS2->use_typo_metrics () && GET_METRIC_Y (OS2, sTypoLineGap)) ||
GET_METRIC_Y (hhea, lineGap);
#ifndef HB_NO_VERTICAL
case HB_OT_METRICS_TAG_VERTICAL_ASCENDER: return GET_METRIC_X (vhea, ascender);
case HB_OT_METRICS_TAG_VERTICAL_DESCENDER: return GET_METRIC_X (vhea, descender);
case HB_OT_METRICS_TAG_VERTICAL_LINE_GAP: return GET_METRIC_X (vhea, lineGap);
#endif
#undef GET_METRIC_Y
#undef GET_METRIC_X
#undef GET_VAR
@ -158,9 +163,11 @@ hb_ot_metrics_get_position (hb_font_t *font,
case HB_OT_METRICS_TAG_HORIZONTAL_CARET_RISE: return GET_METRIC_Y (hhea, caretSlopeRise);
case HB_OT_METRICS_TAG_HORIZONTAL_CARET_RUN: return GET_METRIC_X (hhea, caretSlopeRun);
case HB_OT_METRICS_TAG_HORIZONTAL_CARET_OFFSET: return GET_METRIC_X (hhea, caretOffset);
#ifndef HB_NO_VERTICAL
case HB_OT_METRICS_TAG_VERTICAL_CARET_RISE: return GET_METRIC_X (vhea, caretSlopeRise);
case HB_OT_METRICS_TAG_VERTICAL_CARET_RUN: return GET_METRIC_Y (vhea, caretSlopeRun);
case HB_OT_METRICS_TAG_VERTICAL_CARET_OFFSET: return GET_METRIC_Y (vhea, caretOffset);
#endif
case HB_OT_METRICS_TAG_X_HEIGHT: return GET_METRIC_Y (OS2->v2 (), sxHeight);
case HB_OT_METRICS_TAG_CAP_HEIGHT: return GET_METRIC_Y (OS2->v2 (), sCapHeight);
case HB_OT_METRICS_TAG_SUBSCRIPT_EM_X_SIZE: return GET_METRIC_X (OS2, ySubscriptXSize);

6
gfx/harfbuzz/src/hb-ot-name-table.hh
View file

@ -249,7 +249,11 @@ struct name
+ nameRecordZ.as_array (count)
| hb_filter (c->plan->name_ids, &NameRecord::nameID)
| hb_filter (c->plan->name_languages, &NameRecord::languageID)
| hb_filter ([&] (const NameRecord& namerecord) { return c->plan->name_legacy || namerecord.isUnicode (); })
| hb_filter ([&] (const NameRecord& namerecord) {
return
(c->plan->flags & HB_SUBSET_FLAGS_NAME_LEGACY)
|| namerecord.isUnicode ();
})
;
name_prime->serialize (c->serializer, it, hb_addressof (this + stringOffset));

9
gfx/harfbuzz/src/hb-ot-name.cc
View file

@ -156,7 +156,8 @@ hb_ot_name_get_utf (hb_face_t *face,
*
* Fetches a font name from the OpenType 'name' table.
* If @language is #HB_LANGUAGE_INVALID, English ("en") is assumed.
* Returns string in UTF-8 encoding.
* Returns string in UTF-8 encoding. A NUL terminator is always written
* for convenience, and isn't included in the output @text_size.
*
* Returns: full length of the requested string, or 0 if not found.
* Since: 2.1.0
@ -183,7 +184,8 @@ hb_ot_name_get_utf8 (hb_face_t *face,
*
* Fetches a font name from the OpenType 'name' table.
* If @language is #HB_LANGUAGE_INVALID, English ("en") is assumed.
* Returns string in UTF-16 encoding.
* Returns string in UTF-16 encoding. A NUL terminator is always written
* for convenience, and isn't included in the output @text_size.
*
* Returns: full length of the requested string, or 0 if not found.
* Since: 2.1.0
@ -209,7 +211,8 @@ hb_ot_name_get_utf16 (hb_face_t *face,
*
* Fetches a font name from the OpenType 'name' table.
* If @language is #HB_LANGUAGE_INVALID, English ("en") is assumed.
* Returns string in UTF-32 encoding.
* Returns string in UTF-32 encoding. A NUL terminator is always written
* for convenience, and isn't included in the output @text_size.
*
* Returns: full length of the requested string, or 0 if not found.
* Since: 2.1.0

30
gfx/harfbuzz/src/hb-ot-name.h
View file

@ -36,12 +36,42 @@ HB_BEGIN_DECLS
/**
* hb_ot_name_id_t:
* @HB_OT_NAME_ID_COPYRIGHT: Copyright notice
* @HB_OT_NAME_ID_FONT_FAMILY: Font Family name
* @HB_OT_NAME_ID_FONT_SUBFAMILY: Font Subfamily name
* @HB_OT_NAME_ID_UNIQUE_ID: Unique font identifier
* @HB_OT_NAME_ID_FULL_NAME: Full font name that reflects
* all family and relevant subfamily descriptors
* @HB_OT_NAME_ID_VERSION_STRING: Version string
* @HB_OT_NAME_ID_POSTSCRIPT_NAME: PostScript name for the font
* @HB_OT_NAME_ID_TRADEMARK: Trademark
* @HB_OT_NAME_ID_MANUFACTURER: Manufacturer Name
* @HB_OT_NAME_ID_DESIGNER: Designer
* @HB_OT_NAME_ID_DESCRIPTION: Description
* @HB_OT_NAME_ID_VENDOR_URL: URL of font vendor
* @HB_OT_NAME_ID_DESIGNER_URL: URL of typeface designer
* @HB_OT_NAME_ID_LICENSE: License Description
* @HB_OT_NAME_ID_LICENSE_URL: URL where additional licensing
* information can be found
* @HB_OT_NAME_ID_TYPOGRAPHIC_FAMILY: Typographic Family name
* @HB_OT_NAME_ID_TYPOGRAPHIC_SUBFAMILY: Typographic Subfamily name
* @HB_OT_NAME_ID_MAC_FULL_NAME: Compatible Full Name for MacOS
* @HB_OT_NAME_ID_SAMPLE_TEXT: Sample text
* @HB_OT_NAME_ID_CID_FINDFONT_NAME: PostScript CID findfont name
* @HB_OT_NAME_ID_WWS_FAMILY: WWS Family Name
* @HB_OT_NAME_ID_WWS_SUBFAMILY: WWS Subfamily Name
* @HB_OT_NAME_ID_LIGHT_BACKGROUND: Light Background Palette
* @HB_OT_NAME_ID_DARK_BACKGROUND: Dark Background Palette
* @HB_OT_NAME_ID_VARIATIONS_PS_PREFIX: Variations PostScript Name Prefix
* @HB_OT_NAME_ID_INVALID: Value to represent a nonexistent name ID.
*
* An integral type representing an OpenType 'name' table name identifier.
* There are predefined name IDs, as well as name IDs return from other
* API. These can be used to fetch name strings from a font face.
*
* For more information on these fields, see the
* [OpenType spec](https://docs.microsoft.com/en-us/typography/opentype/spec/name#name-ids).
*
* Since: 2.0.0
**/
enum

26
gfx/harfbuzz/src/hb-ot-os2-table.hh
View file

@ -30,7 +30,6 @@
#include "hb-open-type.hh"
#include "hb-ot-os2-unicode-ranges.hh"
#include "hb-ot-cmap-table.hh"
#include "hb-set.hh"
@ -172,34 +171,17 @@ struct OS2
TRACE_SUBSET (this);
OS2 *os2_prime = c->serializer->embed (this);
if (unlikely (!os2_prime)) return_trace (false);
if (!c->plan->prune_unicode_ranges) return_trace (true);
if (c->plan->flags & HB_SUBSET_FLAGS_NO_PRUNE_UNICODE_RANGES)
return_trace (true);
hb_set_t unicodes;
if (!c->plan->glyphs_requested->is_empty ())
{
hb_map_t unicode_glyphid_map;
OT::cmap::accelerator_t cmap;
cmap.init (c->plan->source);
cmap.collect_mapping (&unicodes, &unicode_glyphid_map);
cmap.fini ();
hb_set_set (&unicodes, c->plan->unicodes);
+ unicode_glyphid_map.iter ()
| hb_filter (c->plan->glyphs_requested, hb_second)
| hb_map (hb_first)
| hb_sink (unicodes)
;
}
/* when --gids option is not used, no need to do collect_mapping that is
* iterating all codepoints in each subtable, which is not efficient */
uint16_t min_cp, max_cp;
find_min_and_max_codepoint (unicodes.is_empty () ? c->plan->unicodes : &unicodes, &min_cp, &max_cp);
find_min_and_max_codepoint (c->plan->unicodes, &min_cp, &max_cp);
os2_prime->usFirstCharIndex = min_cp;
os2_prime->usLastCharIndex = max_cp;
_update_unicode_ranges (unicodes.is_empty () ? c->plan->unicodes : &unicodes, os2_prime->ulUnicodeRange);
_update_unicode_ranges (c->plan->unicodes, os2_prime->ulUnicodeRange);
return_trace (true);
}

137
gfx/harfbuzz/src/hb-ot-post-table-v2subset.hh Normal file
View file

@ -0,0 +1,137 @@
/*
* Copyright © 2021 Google, Inc.
*
* This is part of HarfBuzz, a text shaping library.
*
* Permission is hereby granted, without written agreement and without
* license or royalty fees, to use, copy, modify, and distribute this
* software and its documentation for any purpose, provided that the
* above copyright notice and the following two paragraphs appear in
* all copies of this software.
*
* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*
* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
*
*/
#ifndef HB_OT_POST_TABLE_V2SUBSET_HH
#define HB_OT_POST_TABLE_V2SUBSET_HH
#include "hb-open-type.hh"
#include "hb-ot-post-table.hh"
/*
* post -- PostScript
* https://docs.microsoft.com/en-us/typography/opentype/spec/post
*/
namespace OT {
template<typename Iterator>
HB_INTERNAL bool postV2Tail::serialize (hb_serialize_context_t *c,
Iterator it,
const void* _post) const
{
TRACE_SERIALIZE (this);
auto *out = c->start_embed (this);
if (unlikely (!c->check_success (out))) return_trace (false);
if (!out->glyphNameIndex.serialize (c, + it
| hb_map (hb_second)))
return_trace (false);
hb_set_t copied_indices;
for (const auto& _ : + it )
{
unsigned glyph_id = _.first;
unsigned new_index = _.second;
if (new_index < 258) continue;
if (copied_indices.has (new_index)) continue;
copied_indices.add (new_index);
hb_bytes_t s = reinterpret_cast<const post::accelerator_t*> (_post)->find_glyph_name (glyph_id);
HBUINT8 *o = c->allocate_size<HBUINT8> (HBUINT8::static_size * (s.length + 1));
if (unlikely (!o)) return_trace (false);
if (!c->check_assign (o[0], s.length, HB_SERIALIZE_ERROR_INT_OVERFLOW)) return_trace (false);
memcpy (o+1, s.arrayZ, HBUINT8::static_size * s.length);
}
return_trace (true);
}
HB_INTERNAL bool postV2Tail::subset (hb_subset_context_t *c) const
{
TRACE_SUBSET (this);
const hb_map_t &reverse_glyph_map = *c->plan->reverse_glyph_map;
unsigned num_glyphs = c->plan->num_output_glyphs ();
hb_map_t old_new_index_map, old_gid_new_index_map;
unsigned i = 0;
post::accelerator_t _post;
_post.init (c->plan->source);
hb_hashmap_t<hb_bytes_t, unsigned, std::nullptr_t, unsigned, nullptr, (unsigned)-1> glyph_name_to_new_index;
for (hb_codepoint_t new_gid = 0; new_gid < num_glyphs; new_gid++)
{
hb_codepoint_t old_gid = reverse_glyph_map.get (new_gid);
unsigned old_index = glyphNameIndex[old_gid];
unsigned new_index;
if (old_index <= 257) new_index = old_index;
else if (old_new_index_map.has (old_index)) new_index = old_new_index_map.get (old_index);
else
{
hb_bytes_t s = _post.find_glyph_name (old_gid);
new_index = glyph_name_to_new_index.get (s);
if (new_index == (unsigned)-1)
{
int standard_glyph_index = -1;
for (unsigned i = 0; i < format1_names_length; i++)
{
if (s == format1_names (i))
{
standard_glyph_index = i;
break;
}
}
if (standard_glyph_index == -1)
{
new_index = 258 + i;
i++;
}
else
{ new_index = standard_glyph_index; }
glyph_name_to_new_index.set (s, new_index);
}
old_new_index_map.set (old_index, new_index);
}
old_gid_new_index_map.set (old_gid, new_index);
}
auto index_iter =
+ hb_range (num_glyphs)
| hb_map (reverse_glyph_map)
| hb_map_retains_sorting ([&](hb_codepoint_t old_gid)
{
unsigned new_index = old_gid_new_index_map.get (old_gid);
return hb_pair_t<unsigned, unsigned> (old_gid, new_index);
})
;
bool ret = serialize (c->serializer, index_iter, &_post);
_post.fini ();
return_trace (ret);
}
} /* namespace OT */
#endif /* HB_OT_POST_TABLE_V2SUBSET_HH */

26
gfx/harfbuzz/src/hb-ot-post-table.hh
View file

@ -55,6 +55,13 @@ struct postV2Tail
return_trace (glyphNameIndex.sanitize (c));
}
template<typename Iterator>
bool serialize (hb_serialize_context_t *c,
Iterator it,
const void* _post) const;
bool subset (hb_subset_context_t *c) const;
protected:
Array16Of<HBUINT16> glyphNameIndex; /* This is not an offset, but is the
* ordinal number of the glyph in 'post'
@ -71,13 +78,18 @@ struct post
{
static constexpr hb_tag_t tableTag = HB_OT_TAG_post;
void serialize (hb_serialize_context_t *c) const
bool serialize (hb_serialize_context_t *c, bool glyph_names) const
{
TRACE_SERIALIZE (this);
post *post_prime = c->allocate_min<post> ();
if (unlikely (!post_prime)) return;
if (unlikely (!post_prime)) return_trace (false);
memcpy (post_prime, this, post::min_size);
post_prime->version.major = 3; // Version 3 does not have any glyph names.
if (!glyph_names)
return_trace (c->check_assign (post_prime->version.major, 3,
HB_SERIALIZE_ERROR_INT_OVERFLOW)); // Version 3 does not have any glyph names.
return_trace (true);
}
bool subset (hb_subset_context_t *c) const
@ -86,13 +98,19 @@ struct post
post *post_prime = c->serializer->start_embed<post> ();
if (unlikely (!post_prime)) return_trace (false);
serialize (c->serializer);
bool glyph_names = c->plan->flags & HB_SUBSET_FLAGS_GLYPH_NAMES;
if (!serialize (c->serializer, glyph_names))
return_trace (false);
if (glyph_names && version.major == 2)
return_trace (v2X.subset (c));
return_trace (true);
}
struct accelerator_t
{
friend struct postV2Tail;
void init (hb_face_t *face)
{
index_to_offset.init ();

14
gfx/harfbuzz/src/hb-ot-shape-complex-arabic-fallback.hh
View file

@ -49,8 +49,8 @@ arabic_fallback_synthesize_lookup_single (const hb_ot_shape_plan_t *plan HB_UNUS
hb_font_t *font,
unsigned int feature_index)
{
OT::HBGlyphID glyphs[SHAPING_TABLE_LAST - SHAPING_TABLE_FIRST + 1];
OT::HBGlyphID substitutes[SHAPING_TABLE_LAST - SHAPING_TABLE_FIRST + 1];
OT::HBGlyphID16 glyphs[SHAPING_TABLE_LAST - SHAPING_TABLE_FIRST + 1];
OT::HBGlyphID16 substitutes[SHAPING_TABLE_LAST - SHAPING_TABLE_FIRST + 1];
unsigned int num_glyphs = 0;
/* Populate arrays */
@ -78,7 +78,7 @@ arabic_fallback_synthesize_lookup_single (const hb_ot_shape_plan_t *plan HB_UNUS
/* Bubble-sort or something equally good!
* May not be good-enough for presidential candidate interviews, but good-enough for us... */
hb_stable_sort (&glyphs[0], num_glyphs,
(int(*)(const OT::HBUINT16*, const OT::HBUINT16 *)) OT::HBGlyphID::cmp,
(int(*)(const OT::HBUINT16*, const OT::HBUINT16 *)) OT::HBGlyphID16::cmp,
&substitutes[0]);
@ -99,15 +99,15 @@ static OT::SubstLookup *
arabic_fallback_synthesize_lookup_ligature (const hb_ot_shape_plan_t *plan HB_UNUSED,
hb_font_t *font)
{
OT::HBGlyphID first_glyphs[ARRAY_LENGTH_CONST (ligature_table)];
OT::HBGlyphID16 first_glyphs[ARRAY_LENGTH_CONST (ligature_table)];
unsigned int first_glyphs_indirection[ARRAY_LENGTH_CONST (ligature_table)];
unsigned int ligature_per_first_glyph_count_list[ARRAY_LENGTH_CONST (first_glyphs)];
unsigned int num_first_glyphs = 0;
/* We know that all our ligatures are 2-component */
OT::HBGlyphID ligature_list[ARRAY_LENGTH_CONST (first_glyphs) * ARRAY_LENGTH_CONST(ligature_table[0].ligatures)];
OT::HBGlyphID16 ligature_list[ARRAY_LENGTH_CONST (first_glyphs) * ARRAY_LENGTH_CONST(ligature_table[0].ligatures)];
unsigned int component_count_list[ARRAY_LENGTH_CONST (ligature_list)];
OT::HBGlyphID component_list[ARRAY_LENGTH_CONST (ligature_list) * 1/* One extra component per ligature */];
OT::HBGlyphID16 component_list[ARRAY_LENGTH_CONST (ligature_list) * 1/* One extra component per ligature */];
unsigned int num_ligatures = 0;
/* Populate arrays */
@ -125,7 +125,7 @@ arabic_fallback_synthesize_lookup_ligature (const hb_ot_shape_plan_t *plan HB_UN
num_first_glyphs++;
}
hb_stable_sort (&first_glyphs[0], num_first_glyphs,
(int(*)(const OT::HBUINT16*, const OT::HBUINT16 *)) OT::HBGlyphID::cmp,
(int(*)(const OT::HBUINT16*, const OT::HBUINT16 *)) OT::HBGlyphID16::cmp,
&first_glyphs_indirection[0]);
/* Now that the first-glyphs are sorted, walk again, populate ligatures. */

9
gfx/harfbuzz/src/hb-ot-shape-complex-arabic-joining-list.hh
View file

@ -6,10 +6,10 @@
*
* on files with these headers:
*
* # ArabicShaping-13.0.0.txt
* # Date: 2020-01-31, 23:55:00 GMT [KW, RP]
* # Scripts-13.0.0.txt
* # Date: 2020-01-22, 00:07:43 GMT
* # ArabicShaping-14.0.0.txt
* # Date: 2021-05-21, 01:54:00 GMT [KW, RP]
* # Scripts-14.0.0.txt
* # Date: 2021-07-10, 00:35:31 GMT
*/
#ifndef HB_OT_SHAPE_COMPLEX_ARABIC_JOINING_LIST_HH
@ -29,6 +29,7 @@ has_arabic_joining (hb_script_t script)
case HB_SCRIPT_MANICHAEAN:
case HB_SCRIPT_MONGOLIAN:
case HB_SCRIPT_NKO:
case HB_SCRIPT_OLD_UYGHUR:
case HB_SCRIPT_PHAGS_PA:
case HB_SCRIPT_PSALTER_PAHLAVI:
case HB_SCRIPT_SOGDIAN:

38
gfx/harfbuzz/src/hb-ot-shape-complex-arabic-table.hh
View file

@ -6,10 +6,10 @@
*
* on files with these headers:
*
* # ArabicShaping-13.0.0.txt
* # Date: 2020-01-31, 23:55:00 GMT [KW, RP]
* # Blocks-13.0.0.txt
* # Date: 2019-07-10, 19:06:00 GMT [KW]
* # ArabicShaping-14.0.0.txt
* # Date: 2021-05-21, 01:54:00 GMT [KW, RP]
* # Blocks-14.0.0.txt
* # Date: 2021-01-22, 23:29:00 GMT [KW]
* UnicodeData.txt does not have a header.
*/
@ -75,13 +75,17 @@ static const uint8_t joining_table[] =
/* Syriac Supplement */
/* 0860 */ D,U,D,D,D,D,U,R,D,R,R,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,
/* 0880 */ X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,
/* 0860 */ D,U,D,D,D,D,U,R,D,R,R,X,X,X,X,X,
/* Arabic Extended-B */
/* 0860 */ R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,
/* 0880 */ R,R,R,C,C,C,D,U,U,D,D,D,D,D,R,X,U,U,X,X,X,X,X,X,X,X,X,X,X,X,X,X,
/* Arabic Extended-A */
/* 08A0 */ D,D,D,D,D,D,D,D,D,D,R,R,R,U,R,D,D,R,R,D,D,X,D,D,D,R,D,D,D,D,D,D,
/* 08C0 */ D,D,D,D,D,D,D,D,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,
/* 08A0 */ D,D,D,D,D,D,D,D,D,D,R,R,R,U,R,D,D,R,R,D,D,D,D,D,D,R,D,D,D,D,D,D,
/* 08C0 */ D,D,D,D,D,D,D,D,D,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,
/* 08E0 */ X,X,U,
#define joining_offset_0x1806u 739
@ -137,23 +141,28 @@ static const uint8_t joining_table[] =
/* Sogdian */
/* 10F20 */ D,D,D,R,D,D,D,D,D,D,D,D,D,D,D,D,
/* 10F40 */ D,D,D,D,D,U,X,X,X,X,X,X,X,X,X,X,X,D,D,D,R,
/* 10F40 */ D,D,D,D,D,U,X,X,X,X,X,X,X,X,X,X,X,D,D,D,R,X,X,X,X,X,X,X,X,X,X,X,
/* 10F60 */ X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,
#define joining_offset_0x10fb0u 1219
/* Old Uyghur */
/* 10F60 */ D,D,D,D,R,R,D,D,D,D,D,D,D,D,D,D,
/* 10F80 */ D,D,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,
/* 10FA0 */ X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,
/* Chorasmian */
/* 10FA0 */ D,U,D,D,R,R,R,U,D,R,R,D,D,R,D,D,
/* 10FC0 */ U,D,R,R,D,U,U,U,U,R,D,L,
#define joining_offset_0x110bdu 1247
#define joining_offset_0x110bdu 1338
/* Kaithi */
/* 110A0 */ U,X,X,
/* 110C0 */ X,X,X,X,X,X,X,X,X,X,X,X,X,U,
#define joining_offset_0x1e900u 1264
#define joining_offset_0x1e900u 1355
/* Adlam */
@ -161,7 +170,7 @@ static const uint8_t joining_table[] =
/* 1E920 */ D,D,D,D,D,D,D,D,D,D,D,D,D,D,D,D,D,D,D,D,D,D,D,D,D,D,D,D,D,D,D,D,
/* 1E940 */ D,D,D,D,X,X,X,X,X,X,X,T,
}; /* Table items: 1340; occupancy: 57% */
}; /* Table items: 1431; occupancy: 57% */
static unsigned int
@ -189,8 +198,7 @@ joining_type (hb_codepoint_t u)
if (hb_in_range<hb_codepoint_t> (u, 0x10AC0u, 0x10AEFu)) return joining_table[u - 0x10AC0u + joining_offset_0x10ac0u];
if (hb_in_range<hb_codepoint_t> (u, 0x10B80u, 0x10BAFu)) return joining_table[u - 0x10B80u + joining_offset_0x10b80u];
if (hb_in_range<hb_codepoint_t> (u, 0x10D00u, 0x10D23u)) return joining_table[u - 0x10D00u + joining_offset_0x10d00u];
if (hb_in_range<hb_codepoint_t> (u, 0x10F30u, 0x10F54u)) return joining_table[u - 0x10F30u + joining_offset_0x10f30u];
if (hb_in_range<hb_codepoint_t> (u, 0x10FB0u, 0x10FCBu)) return joining_table[u - 0x10FB0u + joining_offset_0x10fb0u];
if (hb_in_range<hb_codepoint_t> (u, 0x10F30u, 0x10FCBu)) return joining_table[u - 0x10F30u + joining_offset_0x10f30u];
break;
case 0x11u:

2
gfx/harfbuzz/src/hb-ot-shape-complex-arabic.cc
View file

@ -349,7 +349,7 @@ mongolian_variation_selectors (hb_buffer_t *buffer)
unsigned int count = buffer->len;
hb_glyph_info_t *info = buffer->info;
for (unsigned int i = 1; i < count; i++)
if (unlikely (hb_in_range<hb_codepoint_t> (info[i].codepoint, 0x180Bu, 0x180Du)))
if (unlikely (hb_in_ranges<hb_codepoint_t> (info[i].codepoint, 0x180Bu, 0x180Du, 0x180Fu, 0x180Fu)))
info[i].arabic_shaping_action() = info[i - 1].arabic_shaping_action();
}

42
gfx/harfbuzz/src/hb-ot-shape-complex-indic-table.cc
View file

@ -6,12 +6,12 @@
*
* on files with these headers:
*
* # IndicSyllabicCategory-13.0.0.txt
* # Date: 2019-07-22, 19:55:00 GMT [KW, RP]
* # IndicPositionalCategory-13.0.0.txt
* # Date: 2019-07-23, 00:01:00 GMT [KW, RP]
* # Blocks-13.0.0.txt
* # Date: 2019-07-10, 19:06:00 GMT [KW]
* # IndicSyllabicCategory-14.0.0.txt
* # Date: 2021-05-22, 01:01:00 GMT [KW, RP]
* # IndicPositionalCategory-14.0.0.txt
* # Date: 2021-05-22, 01:01:00 GMT [KW, RP]
* # Blocks-14.0.0.txt
* # Date: 2021-01-22, 23:29:00 GMT [KW]
*/
#include "hb.hh"
@ -27,9 +27,9 @@
#define ISC_Bi INDIC_SYLLABIC_CATEGORY_BINDU /* 91 chars; Bindu */
#define ISC_BJN INDIC_SYLLABIC_CATEGORY_BRAHMI_JOINING_NUMBER /* 20 chars; Brahmi_Joining_Number */
#define ISC_Ca INDIC_SYLLABIC_CATEGORY_CANTILLATION_MARK /* 59 chars; Cantillation_Mark */
#define ISC_C INDIC_SYLLABIC_CATEGORY_CONSONANT /* 2195 chars; Consonant */
#define ISC_CD INDIC_SYLLABIC_CATEGORY_CONSONANT_DEAD /* 12 chars; Consonant_Dead */
#define ISC_CF INDIC_SYLLABIC_CATEGORY_CONSONANT_FINAL /* 67 chars; Consonant_Final */
#define ISC_C INDIC_SYLLABIC_CATEGORY_CONSONANT /* 2206 chars; Consonant */
#define ISC_CD INDIC_SYLLABIC_CATEGORY_CONSONANT_DEAD /* 14 chars; Consonant_Dead */
#define ISC_CF INDIC_SYLLABIC_CATEGORY_CONSONANT_FINAL /* 70 chars; Consonant_Final */
#define ISC_CHL INDIC_SYLLABIC_CATEGORY_CONSONANT_HEAD_LETTER /* 5 chars; Consonant_Head_Letter */
#define ISC_CIP INDIC_SYLLABIC_CATEGORY_CONSONANT_INITIAL_POSTFIXED /* 1 chars; Consonant_Initial_Postfixed */
#define ISC_CK INDIC_SYLLABIC_CATEGORY_CONSONANT_KILLER /* 2 chars; Consonant_Killer */
@ -38,18 +38,18 @@
#define ISC_CPR INDIC_SYLLABIC_CATEGORY_CONSONANT_PRECEDING_REPHA /* 3 chars; Consonant_Preceding_Repha */
#define ISC_CPrf INDIC_SYLLABIC_CATEGORY_CONSONANT_PREFIXED /* 10 chars; Consonant_Prefixed */
#define ISC_CS INDIC_SYLLABIC_CATEGORY_CONSONANT_SUBJOINED /* 94 chars; Consonant_Subjoined */
#define ISC_CSR INDIC_SYLLABIC_CATEGORY_CONSONANT_SUCCEEDING_REPHA /* 4 chars; Consonant_Succeeding_Repha */
#define ISC_CSR INDIC_SYLLABIC_CATEGORY_CONSONANT_SUCCEEDING_REPHA /* 1 chars; Consonant_Succeeding_Repha */
#define ISC_CWS INDIC_SYLLABIC_CATEGORY_CONSONANT_WITH_STACKER /* 8 chars; Consonant_With_Stacker */
#define ISC_GM INDIC_SYLLABIC_CATEGORY_GEMINATION_MARK /* 3 chars; Gemination_Mark */
#define ISC_IS INDIC_SYLLABIC_CATEGORY_INVISIBLE_STACKER /* 12 chars; Invisible_Stacker */
#define ISC_ZWJ INDIC_SYLLABIC_CATEGORY_JOINER /* 1 chars; Joiner */
#define ISC_ML INDIC_SYLLABIC_CATEGORY_MODIFYING_LETTER /* 1 chars; Modifying_Letter */
#define ISC_ZWNJ INDIC_SYLLABIC_CATEGORY_NON_JOINER /* 1 chars; Non_Joiner */
#define ISC_N INDIC_SYLLABIC_CATEGORY_NUKTA /* 31 chars; Nukta */
#define ISC_N INDIC_SYLLABIC_CATEGORY_NUKTA /* 32 chars; Nukta */
#define ISC_Nd INDIC_SYLLABIC_CATEGORY_NUMBER /* 491 chars; Number */
#define ISC_NJ INDIC_SYLLABIC_CATEGORY_NUMBER_JOINER /* 1 chars; Number_Joiner */
#define ISC_x INDIC_SYLLABIC_CATEGORY_OTHER /* 1 chars; Other */
#define ISC_PK INDIC_SYLLABIC_CATEGORY_PURE_KILLER /* 23 chars; Pure_Killer */
#define ISC_PK INDIC_SYLLABIC_CATEGORY_PURE_KILLER /* 25 chars; Pure_Killer */
#define ISC_RS INDIC_SYLLABIC_CATEGORY_REGISTER_SHIFTER /* 2 chars; Register_Shifter */
#define ISC_SM INDIC_SYLLABIC_CATEGORY_SYLLABLE_MODIFIER /* 25 chars; Syllable_Modifier */
#define ISC_TL INDIC_SYLLABIC_CATEGORY_TONE_LETTER /* 7 chars; Tone_Letter */
@ -57,18 +57,18 @@
#define ISC_V INDIC_SYLLABIC_CATEGORY_VIRAMA /* 27 chars; Virama */
#define ISC_Vs INDIC_SYLLABIC_CATEGORY_VISARGA /* 35 chars; Visarga */
#define ISC_Vo INDIC_SYLLABIC_CATEGORY_VOWEL /* 30 chars; Vowel */
#define ISC_M INDIC_SYLLABIC_CATEGORY_VOWEL_DEPENDENT /* 683 chars; Vowel_Dependent */
#define ISC_VI INDIC_SYLLABIC_CATEGORY_VOWEL_INDEPENDENT /* 484 chars; Vowel_Independent */
#define ISC_M INDIC_SYLLABIC_CATEGORY_VOWEL_DEPENDENT /* 686 chars; Vowel_Dependent */
#define ISC_VI INDIC_SYLLABIC_CATEGORY_VOWEL_INDEPENDENT /* 486 chars; Vowel_Independent */
#define IMC_B INDIC_MATRA_CATEGORY_BOTTOM /* 351 chars; Bottom */
#define IMC_B INDIC_MATRA_CATEGORY_BOTTOM /* 352 chars; Bottom */
#define IMC_BL INDIC_MATRA_CATEGORY_BOTTOM_AND_LEFT /* 1 chars; Bottom_And_Left */
#define IMC_BR INDIC_MATRA_CATEGORY_BOTTOM_AND_RIGHT /* 4 chars; Bottom_And_Right */
#define IMC_L INDIC_MATRA_CATEGORY_LEFT /* 64 chars; Left */
#define IMC_LR INDIC_MATRA_CATEGORY_LEFT_AND_RIGHT /* 22 chars; Left_And_Right */
#define IMC_x INDIC_MATRA_CATEGORY_NOT_APPLICABLE /* 1 chars; Not_Applicable */
#define IMC_O INDIC_MATRA_CATEGORY_OVERSTRUCK /* 10 chars; Overstruck */
#define IMC_R INDIC_MATRA_CATEGORY_RIGHT /* 288 chars; Right */
#define IMC_T INDIC_MATRA_CATEGORY_TOP /* 415 chars; Top */
#define IMC_R INDIC_MATRA_CATEGORY_RIGHT /* 290 chars; Right */
#define IMC_T INDIC_MATRA_CATEGORY_TOP /* 418 chars; Top */
#define IMC_TB INDIC_MATRA_CATEGORY_TOP_AND_BOTTOM /* 10 chars; Top_And_Bottom */
#define IMC_TBL INDIC_MATRA_CATEGORY_TOP_AND_BOTTOM_AND_LEFT /* 2 chars; Top_And_Bottom_And_Left */
#define IMC_TBR INDIC_MATRA_CATEGORY_TOP_AND_BOTTOM_AND_RIGHT /* 1 chars; Top_And_Bottom_And_Right */
@ -231,11 +231,11 @@ static const uint16_t indic_table[] = {
/* 0C20 */ _(C,x), _(C,x), _(C,x), _(C,x), _(C,x), _(C,x), _(C,x), _(C,x),
/* 0C28 */ _(C,x), _(x,x), _(C,x), _(C,x), _(C,x), _(C,x), _(C,x), _(C,x),
/* 0C30 */ _(C,x), _(C,x), _(C,x), _(C,x), _(C,x), _(C,x), _(C,x), _(C,x),
/* 0C38 */ _(C,x), _(C,x), _(x,x), _(x,x), _(x,x), _(A,x), _(M,T), _(M,T),
/* 0C38 */ _(C,x), _(C,x), _(x,x), _(x,x), _(N,B), _(A,x), _(M,T), _(M,T),
/* 0C40 */ _(M,T), _(M,R), _(M,R), _(M,R), _(M,R), _(x,x), _(M,T), _(M,T),
/* 0C48 */ _(M,TB), _(x,x), _(M,T), _(M,T), _(M,T), _(V,T), _(x,x), _(x,x),
/* 0C50 */ _(x,x), _(x,x), _(x,x), _(x,x), _(x,x), _(M,T), _(M,B), _(x,x),
/* 0C58 */ _(C,x), _(C,x), _(C,x), _(x,x), _(x,x), _(x,x), _(x,x), _(x,x),
/* 0C58 */ _(C,x), _(C,x), _(C,x), _(x,x), _(x,x), _(CD,x), _(x,x), _(x,x),
/* 0C60 */ _(VI,x), _(VI,x), _(M,B), _(M,B), _(x,x), _(x,x), _(Nd,x), _(Nd,x),
/* 0C68 */ _(Nd,x), _(Nd,x), _(Nd,x), _(Nd,x), _(Nd,x), _(Nd,x), _(Nd,x), _(Nd,x),
/* 0C70 */ _(x,x), _(x,x), _(x,x), _(x,x), _(x,x), _(x,x), _(x,x), _(x,x),
@ -254,7 +254,7 @@ static const uint16_t indic_table[] = {
/* 0CC0 */ _(M,TR), _(M,R), _(M,R), _(M,R), _(M,R), _(x,x), _(M,T), _(M,TR),
/* 0CC8 */ _(M,TR), _(x,x), _(M,TR), _(M,TR), _(M,T), _(V,T), _(x,x), _(x,x),
/* 0CD0 */ _(x,x), _(x,x), _(x,x), _(x,x), _(x,x), _(M,R), _(M,R), _(x,x),
/* 0CD8 */ _(x,x), _(x,x), _(x,x), _(x,x), _(x,x), _(x,x), _(C,x), _(x,x),
/* 0CD8 */ _(x,x), _(x,x), _(x,x), _(x,x), _(x,x), _(CD,x), _(C,x), _(x,x),
/* 0CE0 */ _(VI,x), _(VI,x), _(M,B), _(M,B), _(x,x), _(x,x), _(Nd,x), _(Nd,x),
/* 0CE8 */ _(Nd,x), _(Nd,x), _(Nd,x), _(Nd,x), _(Nd,x), _(Nd,x), _(Nd,x), _(Nd,x),
/* 0CF0 */ _(x,x),_(CWS,x),_(CWS,x), _(x,x), _(x,x), _(x,x), _(x,x), _(x,x),
@ -402,7 +402,7 @@ static const uint16_t indic_table[] = {
/* AA70 */ _(x,x), _(C,x), _(C,x), _(C,x), _(CP,x), _(CP,x), _(CP,x), _(x,x),
/* AA78 */ _(x,x), _(x,x), _(C,x), _(TM,R), _(TM,T), _(TM,R), _(C,x), _(C,x),
}; /* Table items: 1792; occupancy: 70% */
}; /* Table items: 1792; occupancy: 71% */
uint16_t
hb_indic_get_categories (hb_codepoint_t u)

10
gfx/harfbuzz/src/hb-ot-shape-complex-indic.cc
View file

@ -106,7 +106,8 @@ indic_features[] =
{
/*
* Basic features.
* These features are applied in order, one at a time, after initial_reordering.
* These features are applied in order, one at a time, after initial_reordering,
* constrained to the syllable.
*/
{HB_TAG('n','u','k','t'), F_GLOBAL_MANUAL_JOINERS},
{HB_TAG('a','k','h','n'), F_GLOBAL_MANUAL_JOINERS},
@ -121,8 +122,8 @@ indic_features[] =
{HB_TAG('c','j','c','t'), F_GLOBAL_MANUAL_JOINERS},
/*
* Other features.
* These features are applied all at once, after final_reordering
* but before clearing syllables.
* These features are applied all at once, after final_reordering, constrained
* to the syllable.
* Default Bengali font in Windows for example has intermixed
* lookups for init,pres,abvs,blws features.
*/
@ -201,9 +202,6 @@ collect_features_indic (hb_ot_shape_planner_t *plan)
for (; i < INDIC_NUM_FEATURES; i++)
map->add_feature (indic_features[i]);
map->enable_feature (HB_TAG('c','a','l','t'));
map->enable_feature (HB_TAG('c','l','i','g'));
map->add_gsub_pause (_hb_clear_syllables);
}

691
gfx/harfbuzz/src/hb-ot-shape-complex-khmer-machine.hh
View file

@ -1,29 +1,30 @@
#line 1 "hb-ot-shape-complex-khmer-machine.rl"
/*
* Copyright © 2011,2012 Google, Inc.
*
* This is part of HarfBuzz, a text shaping library.
*
* Permission is hereby granted, without written agreement and without
* license or royalty fees, to use, copy, modify, and distribute this
* software and its documentation for any purpose, provided that the
* above copyright notice and the following two paragraphs appear in
* all copies of this software.
*
* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*
* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
*
* Google Author(s): Behdad Esfahbod
*/
* Copyright © 2011,2012 Google, Inc.
*
* This is part of HarfBuzz, a text shaping library.
*
* Permission is hereby granted, without written agreement and without
* license or royalty fees, to use, copy, modify, and distribute this
* software and its documentation for any purpose, provided that the
* above copyright notice and the following two paragraphs appear in
* all copies of this software.
*
* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*
* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
*
* Google Author(s): Behdad Esfahbod
*/
#ifndef HB_OT_SHAPE_COMPLEX_KHMER_MACHINE_HH
#define HB_OT_SHAPE_COMPLEX_KHMER_MACHINE_HH
@ -31,13 +32,13 @@
#include "hb.hh"
enum khmer_syllable_type_t {
khmer_consonant_syllable,
khmer_broken_cluster,
khmer_non_khmer_cluster,
khmer_consonant_syllable,
khmer_broken_cluster,
khmer_non_khmer_cluster,
};
#line 41 "hb-ot-shape-complex-khmer-machine.hh"
#line 42 "hb-ot-shape-complex-khmer-machine.hh"
#define khmer_syllable_machine_ex_C 1u
#define khmer_syllable_machine_ex_Coeng 14u
#define khmer_syllable_machine_ex_DOTTEDCIRCLE 12u
@ -55,125 +56,180 @@ enum khmer_syllable_type_t {
#define khmer_syllable_machine_ex_ZWNJ 5u
#line 59 "hb-ot-shape-complex-khmer-machine.hh"
#line 60 "hb-ot-shape-complex-khmer-machine.hh"
static const unsigned char _khmer_syllable_machine_trans_keys[] = {
2u, 8u, 2u, 6u, 2u, 8u, 2u, 6u,
0u, 0u, 2u, 6u, 2u, 8u, 2u, 6u,
2u, 8u, 2u, 6u, 2u, 6u, 2u, 8u,
2u, 6u, 0u, 0u, 2u, 6u, 2u, 8u,
2u, 6u, 2u, 8u, 2u, 6u, 2u, 8u,
0u, 11u, 2u, 11u, 2u, 11u, 2u, 11u,
7u, 7u, 2u, 7u, 2u, 11u, 2u, 11u,
2u, 11u, 0u, 0u, 2u, 8u, 2u, 11u,
2u, 11u, 7u, 7u, 2u, 7u, 2u, 11u,
2u, 11u, 0u, 0u, 2u, 11u, 2u, 11u,
0u
5u, 26u, 5u, 21u, 5u, 26u, 5u, 21u, 1u, 16u, 5u, 21u, 5u, 26u, 5u, 21u,
5u, 26u, 5u, 21u, 5u, 21u, 5u, 26u, 5u, 21u, 1u, 16u, 5u, 21u, 5u, 26u,
5u, 21u, 5u, 26u, 5u, 21u, 5u, 26u, 1u, 29u, 5u, 29u, 5u, 29u, 5u, 29u,
22u, 22u, 5u, 22u, 5u, 29u, 5u, 29u, 5u, 29u, 1u, 16u, 5u, 26u, 5u, 29u,
5u, 29u, 22u, 22u, 5u, 22u, 5u, 29u, 5u, 29u, 1u, 16u, 5u, 29u, 5u, 29u,
0
};
static const signed char _khmer_syllable_machine_char_class[] = {
0, 0, 1, 1, 2, 2, 1, 1,
1, 1, 3, 3, 1, 4, 1, 0,
1, 1, 1, 5, 6, 7, 1, 1,
1, 8, 9, 10, 11, 0
static const char _khmer_syllable_machine_key_spans[] = {
22, 17, 22, 17, 16, 17, 22, 17,
22, 17, 17, 22, 17, 16, 17, 22,
17, 22, 17, 22, 29, 25, 25, 25,
1, 18, 25, 25, 25, 16, 22, 25,
25, 1, 18, 25, 25, 16, 25, 25
};
static const short _khmer_syllable_machine_index_offsets[] = {
0, 7, 12, 19, 24, 25, 30, 37,
42, 49, 54, 59, 66, 71, 72, 77,
84, 89, 96, 101, 108, 120, 130, 140,
150, 151, 157, 167, 177, 187, 188, 195,
205, 215, 216, 222, 232, 242, 243, 253,
0
0, 23, 41, 64, 82, 99, 117, 140,
158, 181, 199, 217, 240, 258, 275, 293,
316, 334, 357, 375, 398, 428, 454, 480,
506, 508, 527, 553, 579, 605, 622, 645,
671, 697, 699, 718, 744, 770, 787, 813
};
static const signed char _khmer_syllable_machine_indicies[] = {
1, 0, 0, 2, 3, 0, 4, 1,
0, 0, 0, 3, 1, 0, 0, 0,
3, 0, 4, 5, 0, 0, 0, 4,
6, 7, 0, 0, 0, 8, 9, 0,
0, 0, 10, 0, 4, 9, 0, 0,
0, 10, 11, 0, 0, 0, 12, 0,
4, 11, 0, 0, 0, 12, 14, 13,
13, 13, 15, 14, 16, 16, 16, 15,
16, 17, 18, 16, 16, 16, 17, 19,
20, 16, 16, 16, 21, 22, 16, 16,
16, 23, 16, 17, 22, 16, 16, 16,
23, 24, 16, 16, 16, 25, 16, 17,
24, 16, 16, 16, 25, 14, 16, 16,
26, 15, 16, 17, 29, 28, 30, 2,
31, 28, 15, 19, 17, 23, 25, 21,
33, 32, 34, 2, 3, 6, 4, 10,
12, 8, 35, 32, 36, 32, 3, 6,
4, 10, 12, 8, 5, 32, 36, 32,
4, 6, 32, 32, 32, 8, 6, 7,
32, 36, 32, 8, 6, 37, 32, 36,
32, 10, 6, 4, 32, 32, 8, 38,
32, 36, 32, 12, 6, 4, 10, 32,
8, 35, 32, 34, 32, 3, 6, 4,
10, 12, 8, 29, 14, 39, 39, 39,
15, 39, 17, 41, 40, 42, 40, 15,
19, 17, 23, 25, 21, 18, 40, 42,
40, 17, 19, 40, 40, 40, 21, 19,
20, 40, 42, 40, 21, 19, 43, 40,
42, 40, 23, 19, 17, 40, 40, 21,
44, 40, 42, 40, 25, 19, 17, 23,
40, 21, 45, 46, 40, 31, 26, 15,
19, 17, 23, 25, 21, 41, 40, 31,
40, 15, 19, 17, 23, 25, 21, 0
static const char _khmer_syllable_machine_indicies[] = {
1, 1, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 2,
3, 0, 0, 0, 0, 4, 0, 1,
1, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 3,
0, 1, 1, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 3, 0, 0, 0, 0, 4, 0,
5, 5, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
4, 0, 6, 6, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 6, 0, 7, 7, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 8, 0, 9, 9, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 10, 0, 0,
0, 0, 4, 0, 9, 9, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 10, 0, 11, 11,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 12, 0,
0, 0, 0, 4, 0, 11, 11, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 12, 0, 14,
14, 13, 13, 13, 13, 13, 13, 13,
13, 13, 13, 13, 13, 13, 13, 15,
13, 14, 14, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16,
16, 15, 16, 16, 16, 16, 17, 16,
18, 18, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16,
17, 16, 19, 19, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16,
16, 19, 16, 20, 20, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 21, 16, 22, 22, 16,
16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 23, 16, 16,
16, 16, 17, 16, 22, 22, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 23, 16, 24, 24,
16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 25, 16,
16, 16, 16, 17, 16, 24, 24, 16,
16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 25, 16, 14,
14, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 26, 15,
16, 16, 16, 16, 17, 16, 28, 28,
27, 27, 29, 29, 27, 27, 27, 27,
2, 2, 27, 30, 27, 28, 27, 27,
27, 27, 15, 19, 27, 27, 27, 17,
23, 25, 21, 27, 32, 32, 31, 31,
31, 31, 31, 31, 31, 33, 31, 31,
31, 31, 31, 2, 3, 6, 31, 31,
31, 4, 10, 12, 8, 31, 34, 34,
31, 31, 31, 31, 31, 31, 31, 35,
31, 31, 31, 31, 31, 31, 3, 6,
31, 31, 31, 4, 10, 12, 8, 31,
5, 5, 31, 31, 31, 31, 31, 31,
31, 35, 31, 31, 31, 31, 31, 31,
4, 6, 31, 31, 31, 31, 31, 31,
8, 31, 6, 31, 7, 7, 31, 31,
31, 31, 31, 31, 31, 35, 31, 31,
31, 31, 31, 31, 8, 6, 31, 36,
36, 31, 31, 31, 31, 31, 31, 31,
35, 31, 31, 31, 31, 31, 31, 10,
6, 31, 31, 31, 4, 31, 31, 8,
31, 37, 37, 31, 31, 31, 31, 31,
31, 31, 35, 31, 31, 31, 31, 31,
31, 12, 6, 31, 31, 31, 4, 10,
31, 8, 31, 34, 34, 31, 31, 31,
31, 31, 31, 31, 33, 31, 31, 31,
31, 31, 31, 3, 6, 31, 31, 31,
4, 10, 12, 8, 31, 28, 28, 31,
31, 31, 31, 31, 31, 31, 31, 31,
31, 31, 31, 31, 28, 31, 14, 14,
38, 38, 38, 38, 38, 38, 38, 38,
38, 38, 38, 38, 38, 38, 15, 38,
38, 38, 38, 17, 38, 40, 40, 39,
39, 39, 39, 39, 39, 39, 41, 39,
39, 39, 39, 39, 39, 15, 19, 39,
39, 39, 17, 23, 25, 21, 39, 18,
18, 39, 39, 39, 39, 39, 39, 39,
41, 39, 39, 39, 39, 39, 39, 17,
19, 39, 39, 39, 39, 39, 39, 21,
39, 19, 39, 20, 20, 39, 39, 39,
39, 39, 39, 39, 41, 39, 39, 39,
39, 39, 39, 21, 19, 39, 42, 42,
39, 39, 39, 39, 39, 39, 39, 41,
39, 39, 39, 39, 39, 39, 23, 19,
39, 39, 39, 17, 39, 39, 21, 39,
43, 43, 39, 39, 39, 39, 39, 39,
39, 41, 39, 39, 39, 39, 39, 39,
25, 19, 39, 39, 39, 17, 23, 39,
21, 39, 44, 44, 39, 39, 39, 39,
39, 39, 39, 39, 39, 39, 39, 39,
39, 44, 39, 45, 45, 39, 39, 39,
39, 39, 39, 39, 30, 39, 39, 39,
39, 39, 26, 15, 19, 39, 39, 39,
17, 23, 25, 21, 39, 40, 40, 39,
39, 39, 39, 39, 39, 39, 30, 39,
39, 39, 39, 39, 39, 15, 19, 39,
39, 39, 17, 23, 25, 21, 39, 0
};
static const signed char _khmer_syllable_machine_index_defaults[] = {
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 13, 16, 16, 16, 16, 16,
16, 16, 16, 16, 28, 32, 32, 32,
32, 32, 32, 32, 32, 32, 39, 40,
40, 40, 40, 40, 40, 40, 40, 40,
0
static const char _khmer_syllable_machine_trans_targs[] = {
20, 1, 28, 22, 23, 3, 24, 5,
25, 7, 26, 9, 27, 20, 10, 31,
20, 32, 12, 33, 14, 34, 16, 35,
18, 36, 39, 20, 21, 30, 37, 20,
0, 29, 2, 4, 6, 8, 20, 20,
11, 13, 15, 17, 38, 19
};
static const signed char _khmer_syllable_machine_cond_targs[] = {
20, 1, 28, 22, 23, 3, 24, 5,
25, 7, 26, 9, 27, 20, 10, 31,
20, 32, 12, 33, 14, 34, 16, 35,
18, 36, 39, 20, 20, 21, 30, 37,
20, 0, 29, 2, 4, 6, 8, 20,
20, 11, 13, 15, 17, 38, 19, 0
static const char _khmer_syllable_machine_trans_actions[] = {
1, 0, 2, 2, 2, 0, 0, 0,
2, 0, 2, 0, 2, 3, 0, 4,
5, 2, 0, 0, 0, 2, 0, 2,
0, 2, 4, 8, 2, 9, 0, 10,
0, 0, 0, 0, 0, 0, 11, 12,
0, 0, 0, 0, 4, 0
};
static const signed char _khmer_syllable_machine_cond_actions[] = {
1, 0, 2, 2, 2, 0, 0, 0,
2, 0, 2, 0, 2, 3, 0, 4,
5, 2, 0, 0, 0, 2, 0, 2,
0, 2, 4, 0, 8, 2, 9, 0,
10, 0, 0, 0, 0, 0, 0, 11,
12, 0, 0, 0, 0, 4, 0, 0
static const char _khmer_syllable_machine_to_state_actions[] = {
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 6, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0
};
static const signed char _khmer_syllable_machine_to_state_actions[] = {
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 6, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0
static const char _khmer_syllable_machine_from_state_actions[] = {
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 7, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0
};
static const signed char _khmer_syllable_machine_from_state_actions[] = {
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 7, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0
};
static const signed char _khmer_syllable_machine_eof_trans[] = {
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 14, 17, 17, 17, 17, 17,
17, 17, 17, 17, 28, 33, 33, 33,
33, 33, 33, 33, 33, 33, 40, 41,
41, 41, 41, 41, 41, 41, 41, 41,
0
static const unsigned char _khmer_syllable_machine_eof_trans[] = {
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 14, 17, 17, 17, 17, 17,
17, 17, 17, 17, 0, 32, 32, 32,
32, 32, 32, 32, 32, 32, 39, 40,
40, 40, 40, 40, 40, 40, 40, 40
};
static const int khmer_syllable_machine_start = 20;
@ -191,263 +247,148 @@ static const int khmer_syllable_machine_en_main = 20;
#define found_syllable(syllable_type) \
HB_STMT_START { \
if (0) fprintf (stderr, "syllable %d..%d %s\n", ts, te, #syllable_type); \
for (unsigned int i = ts; i < te; i++) \
info[i].syllable() = (syllable_serial << 4) | syllable_type; \
syllable_serial++; \
if (unlikely (syllable_serial == 16)) syllable_serial = 1; \
} HB_STMT_END
HB_STMT_START { \
if (0) fprintf (stderr, "syllable %d..%d %s\n", ts, te, #syllable_type); \
for (unsigned int i = ts; i < te; i++) \
info[i].syllable() = (syllable_serial << 4) | syllable_type; \
syllable_serial++; \
if (unlikely (syllable_serial == 16)) syllable_serial = 1; \
} HB_STMT_END
static void
find_syllables_khmer (hb_buffer_t *buffer)
{
unsigned int p, pe, eof, ts, te, act HB_UNUSED;
int cs;
hb_glyph_info_t *info = buffer->info;
#line 210 "hb-ot-shape-complex-khmer-machine.hh"
unsigned int p, pe, eof, ts, te, act HB_UNUSED;
int cs;
hb_glyph_info_t *info = buffer->info;
#line 266 "hb-ot-shape-complex-khmer-machine.hh"
{
cs = (int)khmer_syllable_machine_start;
ts = 0;
te = 0;
act = 0;
cs = khmer_syllable_machine_start;
ts = 0;
te = 0;
act = 0;
}
#line 106 "hb-ot-shape-complex-khmer-machine.rl"
p = 0;
pe = eof = buffer->len;
unsigned int syllable_serial = 1;
#line 226 "hb-ot-shape-complex-khmer-machine.hh"
p = 0;
pe = eof = buffer->len;
unsigned int syllable_serial = 1;
#line 282 "hb-ot-shape-complex-khmer-machine.hh"
{
unsigned int _trans = 0;
const unsigned char * _keys;
const signed char * _inds;
int _ic;
_resume: {}
if ( p == pe && p != eof )
goto _out;
switch ( _khmer_syllable_machine_from_state_actions[cs] ) {
case 7: {
{
int _slen;
int _trans;
const unsigned char *_keys;
const char *_inds;
if ( p == pe )
goto _test_eof;
_resume:
switch ( _khmer_syllable_machine_from_state_actions[cs] ) {
case 7:
#line 1 "NONE"
{ts = p;}}
#line 241 "hb-ot-shape-complex-khmer-machine.hh"
break;
}
}
if ( p == eof ) {
if ( _khmer_syllable_machine_eof_trans[cs] > 0 ) {
_trans = (unsigned int)_khmer_syllable_machine_eof_trans[cs] - 1;
}
}
else {
_keys = ( _khmer_syllable_machine_trans_keys + ((cs<<1)));
_inds = ( _khmer_syllable_machine_indicies + (_khmer_syllable_machine_index_offsets[cs]));
if ( (info[p].khmer_category()) <= 29 && (info[p].khmer_category()) >= 1 ) {
_ic = (int)_khmer_syllable_machine_char_class[(int)(info[p].khmer_category()) - 1];
if ( _ic <= (int)(*( _keys+1)) && _ic >= (int)(*( _keys)) )
_trans = (unsigned int)(*( _inds + (int)( _ic - (int)(*( _keys)) ) ));
else
_trans = (unsigned int)_khmer_syllable_machine_index_defaults[cs];
}
else {
_trans = (unsigned int)_khmer_syllable_machine_index_defaults[cs];
}
}
cs = (int)_khmer_syllable_machine_cond_targs[_trans];
if ( _khmer_syllable_machine_cond_actions[_trans] != 0 ) {
switch ( _khmer_syllable_machine_cond_actions[_trans] ) {
case 2: {
{
#line 1 "NONE"
{te = p+1;}}
#line 279 "hb-ot-shape-complex-khmer-machine.hh"
break;
}
case 8: {
{
#line 82 "hb-ot-shape-complex-khmer-machine.rl"
{te = p+1;{
#line 82 "hb-ot-shape-complex-khmer-machine.rl"
found_syllable (khmer_non_khmer_cluster); }
}}
#line 292 "hb-ot-shape-complex-khmer-machine.hh"
break;
}
case 10: {
{
#line 80 "hb-ot-shape-complex-khmer-machine.rl"
{te = p;p = p - 1;{
#line 80 "hb-ot-shape-complex-khmer-machine.rl"
found_syllable (khmer_consonant_syllable); }
}}
#line 305 "hb-ot-shape-complex-khmer-machine.hh"
break;
}
case 12: {
{
#line 81 "hb-ot-shape-complex-khmer-machine.rl"
{te = p;p = p - 1;{
#line 81 "hb-ot-shape-complex-khmer-machine.rl"
found_syllable (khmer_broken_cluster); }
}}
#line 318 "hb-ot-shape-complex-khmer-machine.hh"
break;
}
case 11: {
{
#line 82 "hb-ot-shape-complex-khmer-machine.rl"
{te = p;p = p - 1;{
#line 82 "hb-ot-shape-complex-khmer-machine.rl"
found_syllable (khmer_non_khmer_cluster); }
}}
#line 331 "hb-ot-shape-complex-khmer-machine.hh"
break;
}
case 1: {
{
#line 80 "hb-ot-shape-complex-khmer-machine.rl"
{p = ((te))-1;
{
#line 80 "hb-ot-shape-complex-khmer-machine.rl"
found_syllable (khmer_consonant_syllable); }
}}
#line 345 "hb-ot-shape-complex-khmer-machine.hh"
break;
}
case 5: {
{
#line 81 "hb-ot-shape-complex-khmer-machine.rl"
{p = ((te))-1;
{
#line 81 "hb-ot-shape-complex-khmer-machine.rl"
found_syllable (khmer_broken_cluster); }
}}
#line 359 "hb-ot-shape-complex-khmer-machine.hh"
break;
}
case 3: {
{
#line 1 "NONE"
{switch( act ) {
case 2: {
p = ((te))-1;
{
#line 81 "hb-ot-shape-complex-khmer-machine.rl"
found_syllable (khmer_broken_cluster); }
break;
}
case 3: {
p = ((te))-1;
{
#line 82 "hb-ot-shape-complex-khmer-machine.rl"
found_syllable (khmer_non_khmer_cluster); }
break;
}
}}
}
#line 385 "hb-ot-shape-complex-khmer-machine.hh"
break;
}
case 4: {
{
#line 1 "NONE"
{te = p+1;}}
#line 395 "hb-ot-shape-complex-khmer-machine.hh"
{
#line 81 "hb-ot-shape-complex-khmer-machine.rl"
{act = 2;}}
#line 401 "hb-ot-shape-complex-khmer-machine.hh"
break;
}
case 9: {
{
#line 1 "NONE"
{te = p+1;}}
#line 411 "hb-ot-shape-complex-khmer-machine.hh"
{
#line 82 "hb-ot-shape-complex-khmer-machine.rl"
{act = 3;}}
#line 417 "hb-ot-shape-complex-khmer-machine.hh"
break;
}
}
}
if ( p == eof ) {
if ( cs >= 20 )
goto _out;
}
else {
switch ( _khmer_syllable_machine_to_state_actions[cs] ) {
case 6: {
{
#line 1 "NONE"
{ts = 0;}}
#line 437 "hb-ot-shape-complex-khmer-machine.hh"
break;
}
}
p += 1;
goto _resume;
}
_out: {}
{ts = p;}
break;
#line 296 "hb-ot-shape-complex-khmer-machine.hh"
}
_keys = _khmer_syllable_machine_trans_keys + (cs<<1);
_inds = _khmer_syllable_machine_indicies + _khmer_syllable_machine_index_offsets[cs];
_slen = _khmer_syllable_machine_key_spans[cs];
_trans = _inds[ _slen > 0 && _keys[0] <=( info[p].khmer_category()) &&
( info[p].khmer_category()) <= _keys[1] ?
( info[p].khmer_category()) - _keys[0] : _slen ];
_eof_trans:
cs = _khmer_syllable_machine_trans_targs[_trans];
if ( _khmer_syllable_machine_trans_actions[_trans] == 0 )
goto _again;
switch ( _khmer_syllable_machine_trans_actions[_trans] ) {
case 2:
#line 1 "NONE"
{te = p+1;}
break;
case 8:
#line 82 "hb-ot-shape-complex-khmer-machine.rl"
{te = p+1;{ found_syllable (khmer_non_khmer_cluster); }}
break;
case 10:
#line 80 "hb-ot-shape-complex-khmer-machine.rl"
{te = p;p--;{ found_syllable (khmer_consonant_syllable); }}
break;
case 12:
#line 81 "hb-ot-shape-complex-khmer-machine.rl"
{te = p;p--;{ found_syllable (khmer_broken_cluster); }}
break;
case 11:
#line 82 "hb-ot-shape-complex-khmer-machine.rl"
{te = p;p--;{ found_syllable (khmer_non_khmer_cluster); }}
break;
case 1:
#line 80 "hb-ot-shape-complex-khmer-machine.rl"
{{p = ((te))-1;}{ found_syllable (khmer_consonant_syllable); }}
break;
case 5:
#line 81 "hb-ot-shape-complex-khmer-machine.rl"
{{p = ((te))-1;}{ found_syllable (khmer_broken_cluster); }}
break;
case 3:
#line 1 "NONE"
{ switch( act ) {
case 2:
{{p = ((te))-1;} found_syllable (khmer_broken_cluster); }
break;
case 3:
{{p = ((te))-1;} found_syllable (khmer_non_khmer_cluster); }
break;
}
}
break;
case 4:
#line 1 "NONE"
{te = p+1;}
#line 81 "hb-ot-shape-complex-khmer-machine.rl"
{act = 2;}
break;
case 9:
#line 1 "NONE"
{te = p+1;}
#line 82 "hb-ot-shape-complex-khmer-machine.rl"
{act = 3;}
break;
#line 366 "hb-ot-shape-complex-khmer-machine.hh"
}
_again:
switch ( _khmer_syllable_machine_to_state_actions[cs] ) {
case 6:
#line 1 "NONE"
{ts = 0;}
break;
#line 375 "hb-ot-shape-complex-khmer-machine.hh"
}
if ( ++p != pe )
goto _resume;
_test_eof: {}
if ( p == eof )
{
if ( _khmer_syllable_machine_eof_trans[cs] > 0 ) {
_trans = _khmer_syllable_machine_eof_trans[cs] - 1;
goto _eof_trans;
}
}
}
#line 114 "hb-ot-shape-complex-khmer-machine.rl"
}
#undef found_syllable

3
gfx/harfbuzz/src/hb-ot-shape-complex-khmer.cc
View file

@ -42,7 +42,8 @@ khmer_features[] =
{
/*
* Basic features.
* These features are applied in order, one at a time, after reordering.
* These features are applied all at once, before reordering, constrained
* to the syllable.
*/
{HB_TAG('p','r','e','f'), F_MANUAL_JOINERS},
{HB_TAG('b','l','w','f'), F_MANUAL_JOINERS},

4
gfx/harfbuzz/src/hb-ot-shape-complex-khmer.hh
View file

@ -49,13 +49,15 @@ enum khmer_category_t
//OT_VPst = 29,
};
using khmer_position_t = indic_position_t;
static inline void
set_khmer_properties (hb_glyph_info_t &info)
{
hb_codepoint_t u = info.codepoint;
unsigned int type = hb_indic_get_categories (u);
khmer_category_t cat = (khmer_category_t) (type & 0xFFu);
indic_position_t pos = (indic_position_t) (type >> 8);
khmer_position_t pos = (khmer_position_t) (type >> 8);
/*

473
gfx/harfbuzz/src/hb-ot-shape-complex-myanmar-machine.hh
View file

@ -51,6 +51,7 @@ enum myanmar_syllable_type_t {
#define myanmar_syllable_machine_ex_H 4u
#define myanmar_syllable_machine_ex_IV 2u
#define myanmar_syllable_machine_ex_MH 21u
#define myanmar_syllable_machine_ex_ML 33u
#define myanmar_syllable_machine_ex_MR 22u
#define myanmar_syllable_machine_ex_MW 23u
#define myanmar_syllable_machine_ex_MY 24u
@ -67,35 +68,36 @@ enum myanmar_syllable_type_t {
#define myanmar_syllable_machine_ex_ZWNJ 5u
#line 71 "hb-ot-shape-complex-myanmar-machine.hh"
#line 72 "hb-ot-shape-complex-myanmar-machine.hh"
static const unsigned char _myanmar_syllable_machine_trans_keys[] = {
1u, 32u, 3u, 30u, 5u, 29u, 5u, 8u, 5u, 29u, 3u, 25u, 5u, 25u, 5u, 25u,
3u, 29u, 3u, 29u, 3u, 29u, 3u, 29u, 1u, 16u, 3u, 29u, 3u, 29u, 3u, 29u,
3u, 29u, 3u, 29u, 3u, 30u, 3u, 29u, 3u, 29u, 3u, 29u, 3u, 29u, 3u, 29u,
5u, 29u, 5u, 8u, 5u, 29u, 3u, 25u, 5u, 25u, 5u, 25u, 3u, 29u, 3u, 29u,
3u, 29u, 3u, 29u, 1u, 16u, 3u, 30u, 3u, 29u, 3u, 29u, 3u, 29u, 3u, 29u,
3u, 29u, 3u, 30u, 3u, 29u, 3u, 29u, 3u, 29u, 3u, 29u, 3u, 29u, 3u, 30u,
3u, 29u, 1u, 32u, 1u, 32u, 8u, 8u, 0
1u, 33u, 3u, 33u, 5u, 29u, 5u, 8u, 5u, 29u, 3u, 25u, 5u, 25u, 5u, 25u,
3u, 33u, 3u, 29u, 3u, 29u, 3u, 29u, 3u, 33u, 1u, 16u, 3u, 33u, 3u, 33u,
3u, 29u, 3u, 29u, 3u, 29u, 3u, 30u, 3u, 29u, 3u, 33u, 3u, 33u, 3u, 33u,
3u, 33u, 3u, 33u, 5u, 29u, 5u, 8u, 5u, 29u, 3u, 25u, 5u, 25u, 5u, 25u,
3u, 33u, 3u, 29u, 3u, 29u, 3u, 29u, 3u, 33u, 1u, 16u, 3u, 33u, 3u, 33u,
3u, 33u, 3u, 29u, 3u, 29u, 3u, 29u, 3u, 30u, 3u, 29u, 3u, 33u, 3u, 33u,
3u, 33u, 3u, 33u, 3u, 33u, 3u, 33u, 3u, 33u, 1u, 33u, 1u, 32u, 8u, 8u,
0
};
static const char _myanmar_syllable_machine_key_spans[] = {
32, 28, 25, 4, 25, 23, 21, 21,
27, 27, 27, 27, 16, 27, 27, 27,
27, 27, 28, 27, 27, 27, 27, 27,
25, 4, 25, 23, 21, 21, 27, 27,
27, 27, 16, 28, 27, 27, 27, 27,
27, 28, 27, 27, 27, 27, 27, 28,
27, 32, 32, 1
33, 31, 25, 4, 25, 23, 21, 21,
31, 27, 27, 27, 31, 16, 31, 31,
27, 27, 27, 28, 27, 31, 31, 31,
31, 31, 25, 4, 25, 23, 21, 21,
31, 27, 27, 27, 31, 16, 31, 31,
31, 27, 27, 27, 28, 27, 31, 31,
31, 31, 31, 31, 31, 33, 32, 1
};
static const short _myanmar_syllable_machine_index_offsets[] = {
0, 33, 62, 88, 93, 119, 143, 165,
187, 215, 243, 271, 299, 316, 344, 372,
400, 428, 456, 485, 513, 541, 569, 597,
625, 651, 656, 682, 706, 728, 750, 778,
806, 834, 862, 879, 908, 936, 964, 992,
1020, 1048, 1077, 1105, 1133, 1161, 1189, 1217,
1246, 1274, 1307, 1340
0, 34, 66, 92, 97, 123, 147, 169,
191, 223, 251, 279, 307, 339, 356, 388,
420, 448, 476, 504, 533, 561, 593, 625,
657, 689, 721, 747, 752, 778, 802, 824,
846, 878, 906, 934, 962, 994, 1011, 1043,
1075, 1107, 1135, 1163, 1191, 1220, 1248, 1280,
1312, 1344, 1376, 1408, 1440, 1472, 1506, 1539
};
static const char _myanmar_syllable_machine_indicies[] = {
@ -103,192 +105,217 @@ static const char _myanmar_syllable_machine_indicies[] = {
0, 6, 1, 0, 0, 0, 0, 7,
0, 8, 9, 0, 10, 11, 12, 13,
14, 15, 16, 17, 18, 19, 20, 1,
0, 22, 23, 24, 24, 21, 25, 21,
26, 21, 21, 21, 21, 21, 21, 21,
27, 21, 21, 28, 29, 30, 31, 32,
33, 34, 35, 36, 37, 21, 24, 24,
21, 25, 21, 21, 21, 21, 21, 21,
21, 21, 21, 38, 21, 21, 21, 21,
21, 21, 32, 21, 21, 21, 36, 21,
24, 24, 21, 25, 21, 24, 24, 21,
25, 21, 21, 21, 21, 21, 21, 21,
21, 21, 21, 21, 21, 21, 21, 21,
21, 32, 21, 21, 21, 36, 21, 39,
21, 24, 24, 21, 25, 21, 32, 21,
21, 21, 21, 21, 21, 21, 40, 21,
21, 21, 21, 21, 21, 32, 21, 24,
24, 21, 25, 21, 21, 21, 21, 21,
21, 21, 21, 21, 40, 21, 21, 21,
21, 21, 21, 32, 21, 24, 24, 21,
25, 21, 21, 21, 21, 21, 21, 21,
21, 21, 21, 21, 21, 21, 21, 21,
21, 32, 21, 22, 21, 24, 24, 21,
25, 21, 26, 21, 21, 21, 21, 21,
21, 21, 41, 21, 21, 41, 21, 21,
21, 32, 42, 21, 21, 36, 21, 22,
21, 24, 24, 21, 25, 21, 26, 21,
21, 21, 21, 21, 21, 21, 21, 21,
21, 21, 21, 21, 21, 32, 21, 21,
21, 36, 21, 22, 21, 24, 24, 21,
25, 21, 26, 21, 21, 21, 21, 21,
21, 21, 41, 21, 21, 21, 21, 21,
21, 32, 42, 21, 21, 36, 21, 22,
21, 24, 24, 21, 25, 21, 26, 21,
21, 21, 21, 21, 21, 21, 21, 21,
21, 21, 21, 21, 21, 32, 42, 21,
21, 36, 21, 1, 1, 21, 21, 21,
21, 21, 21, 21, 21, 21, 21, 21,
21, 21, 1, 21, 22, 21, 24, 24,
21, 25, 21, 26, 21, 21, 21, 21,
21, 21, 21, 27, 21, 21, 28, 29,
30, 31, 32, 33, 34, 35, 36, 21,
22, 21, 24, 24, 21, 25, 21, 26,
21, 21, 21, 21, 21, 21, 21, 43,
21, 21, 21, 21, 21, 21, 32, 33,
34, 35, 36, 21, 22, 21, 24, 24,
21, 25, 21, 26, 21, 21, 21, 21,
21, 21, 21, 21, 21, 21, 21, 21,
21, 21, 32, 33, 34, 35, 36, 21,
22, 21, 24, 24, 21, 25, 21, 26,
21, 21, 21, 21, 21, 21, 21, 21,
21, 21, 21, 21, 21, 21, 32, 33,
34, 21, 36, 21, 22, 21, 24, 24,
21, 25, 21, 26, 21, 21, 21, 21,
21, 21, 21, 21, 21, 21, 21, 21,
21, 21, 32, 21, 34, 21, 36, 21,
22, 21, 24, 24, 21, 25, 21, 26,
21, 21, 21, 21, 21, 21, 21, 21,
21, 21, 21, 21, 21, 21, 32, 33,
34, 35, 36, 43, 21, 22, 21, 24,
24, 21, 25, 21, 26, 21, 21, 21,
21, 21, 21, 21, 21, 21, 21, 28,
21, 30, 21, 32, 33, 34, 35, 36,
21, 22, 21, 24, 24, 21, 25, 21,
26, 21, 21, 21, 21, 21, 21, 21,
43, 21, 21, 28, 21, 21, 21, 32,
33, 34, 35, 36, 21, 22, 21, 24,
24, 21, 25, 21, 26, 21, 21, 21,
21, 21, 21, 21, 44, 21, 21, 28,
29, 30, 21, 32, 33, 34, 35, 36,
21, 22, 21, 24, 24, 21, 25, 21,
26, 21, 21, 21, 21, 21, 21, 21,
21, 21, 21, 28, 29, 30, 21, 32,
33, 34, 35, 36, 21, 22, 23, 24,
24, 21, 25, 21, 26, 21, 21, 21,
21, 21, 21, 21, 27, 21, 21, 28,
29, 30, 31, 32, 33, 34, 35, 36,
21, 46, 46, 45, 5, 45, 45, 45,
45, 45, 45, 45, 45, 45, 47, 45,
45, 45, 45, 45, 45, 14, 45, 45,
45, 18, 45, 46, 46, 45, 5, 45,
46, 46, 45, 5, 45, 45, 45, 45,
45, 45, 45, 45, 45, 45, 45, 45,
45, 45, 45, 45, 14, 45, 45, 45,
18, 45, 48, 45, 46, 46, 45, 5,
45, 14, 45, 45, 45, 45, 45, 45,
45, 49, 45, 45, 45, 45, 45, 45,
14, 45, 46, 46, 45, 5, 45, 45,
45, 45, 45, 45, 45, 45, 45, 49,
45, 45, 45, 45, 45, 45, 14, 45,
46, 46, 45, 5, 45, 45, 45, 45,
45, 45, 45, 45, 45, 45, 45, 45,
45, 45, 45, 45, 14, 45, 2, 45,
46, 46, 45, 5, 45, 6, 45, 45,
45, 45, 45, 45, 45, 50, 45, 45,
50, 45, 45, 45, 14, 51, 45, 45,
18, 45, 2, 45, 46, 46, 45, 5,
45, 6, 45, 45, 45, 45, 45, 45,
45, 45, 45, 45, 45, 45, 45, 45,
14, 45, 45, 45, 18, 45, 2, 45,
46, 46, 45, 5, 45, 6, 45, 45,
45, 45, 45, 45, 45, 50, 45, 45,
45, 45, 45, 45, 14, 51, 45, 45,
18, 45, 2, 45, 46, 46, 45, 5,
45, 6, 45, 45, 45, 45, 45, 45,
45, 45, 45, 45, 45, 45, 45, 45,
14, 51, 45, 45, 18, 45, 52, 52,
45, 45, 45, 45, 45, 45, 45, 45,
45, 45, 45, 45, 45, 52, 45, 2,
3, 46, 46, 45, 5, 45, 6, 45,
45, 45, 45, 45, 45, 45, 8, 45,
45, 10, 11, 12, 13, 14, 15, 16,
17, 18, 19, 45, 2, 45, 46, 46,
45, 5, 45, 6, 45, 45, 45, 45,
45, 45, 45, 8, 45, 45, 10, 11,
12, 13, 14, 15, 16, 17, 18, 45,
2, 45, 46, 46, 45, 5, 45, 6,
45, 45, 45, 45, 45, 45, 45, 53,
45, 45, 45, 45, 45, 45, 14, 15,
16, 17, 18, 45, 2, 45, 46, 46,
45, 5, 45, 6, 45, 45, 45, 45,
45, 45, 45, 45, 45, 45, 45, 45,
45, 45, 14, 15, 16, 17, 18, 45,
2, 45, 46, 46, 45, 5, 45, 6,
45, 45, 45, 45, 45, 45, 45, 45,
45, 45, 45, 45, 45, 45, 14, 15,
16, 45, 18, 45, 2, 45, 46, 46,
45, 5, 45, 6, 45, 45, 45, 45,
45, 45, 45, 45, 45, 45, 45, 45,
45, 45, 14, 45, 16, 45, 18, 45,
2, 45, 46, 46, 45, 5, 45, 6,
45, 45, 45, 45, 45, 45, 45, 45,
45, 45, 45, 45, 45, 45, 14, 15,
16, 17, 18, 53, 45, 2, 45, 46,
46, 45, 5, 45, 6, 45, 45, 45,
45, 45, 45, 45, 45, 45, 45, 10,
45, 12, 45, 14, 15, 16, 17, 18,
45, 2, 45, 46, 46, 45, 5, 45,
6, 45, 45, 45, 45, 45, 45, 45,
53, 45, 45, 10, 45, 45, 45, 14,
15, 16, 17, 18, 45, 2, 45, 46,
46, 45, 5, 45, 6, 45, 45, 45,
45, 45, 45, 45, 54, 45, 45, 10,
11, 12, 45, 14, 15, 16, 17, 18,
45, 2, 45, 46, 46, 45, 5, 45,
6, 45, 45, 45, 45, 45, 45, 45,
45, 45, 45, 10, 11, 12, 45, 14,
15, 16, 17, 18, 45, 2, 3, 46,
46, 45, 5, 45, 6, 45, 45, 45,
45, 45, 45, 45, 8, 45, 45, 10,
11, 12, 13, 14, 15, 16, 17, 18,
45, 22, 23, 24, 24, 21, 25, 21,
26, 21, 21, 21, 21, 21, 21, 21,
55, 21, 21, 28, 29, 30, 31, 32,
33, 34, 35, 36, 37, 21, 22, 56,
24, 24, 21, 25, 21, 26, 21, 21,
21, 21, 21, 21, 21, 27, 21, 21,
28, 29, 30, 31, 32, 33, 34, 35,
36, 21, 1, 1, 2, 3, 46, 46,
45, 5, 45, 6, 1, 45, 45, 45,
45, 1, 45, 8, 45, 45, 10, 11,
12, 13, 14, 15, 16, 17, 18, 19,
45, 1, 45, 1, 1, 57, 57, 57,
57, 57, 57, 57, 57, 1, 57, 57,
57, 57, 1, 57, 57, 57, 57, 57,
57, 57, 57, 57, 57, 57, 57, 57,
57, 57, 1, 57, 58, 57, 0
21, 0, 23, 24, 25, 25, 22, 26,
22, 27, 22, 22, 22, 22, 22, 22,
22, 28, 22, 22, 29, 30, 31, 32,
33, 34, 35, 36, 37, 38, 22, 22,
39, 22, 25, 25, 22, 26, 22, 22,
22, 22, 22, 22, 22, 22, 22, 40,
22, 22, 22, 22, 22, 22, 33, 22,
22, 22, 37, 22, 25, 25, 22, 26,
22, 25, 25, 22, 26, 22, 22, 22,
22, 22, 22, 22, 22, 22, 22, 22,
22, 22, 22, 22, 22, 33, 22, 22,
22, 37, 22, 41, 22, 25, 25, 22,
26, 22, 33, 22, 22, 22, 22, 22,
22, 22, 42, 22, 22, 22, 22, 22,
22, 33, 22, 25, 25, 22, 26, 22,
22, 22, 22, 22, 22, 22, 22, 22,
42, 22, 22, 22, 22, 22, 22, 33,
22, 25, 25, 22, 26, 22, 22, 22,
22, 22, 22, 22, 22, 22, 22, 22,
22, 22, 22, 22, 22, 33, 22, 23,
22, 25, 25, 22, 26, 22, 27, 22,
22, 22, 22, 22, 22, 22, 43, 22,
22, 44, 22, 22, 22, 33, 45, 22,
22, 37, 22, 22, 22, 43, 22, 23,
22, 25, 25, 22, 26, 22, 27, 22,
22, 22, 22, 22, 22, 22, 22, 22,
22, 22, 22, 22, 22, 33, 22, 22,
22, 37, 22, 23, 22, 25, 25, 22,
26, 22, 27, 22, 22, 22, 22, 22,
22, 22, 43, 22, 22, 22, 22, 22,
22, 33, 45, 22, 22, 37, 22, 23,
22, 25, 25, 22, 26, 22, 27, 22,
22, 22, 22, 22, 22, 22, 22, 22,
22, 22, 22, 22, 22, 33, 45, 22,
22, 37, 22, 23, 22, 25, 25, 22,
26, 22, 27, 22, 22, 22, 22, 22,
22, 22, 43, 22, 22, 22, 22, 22,
22, 33, 45, 22, 22, 37, 22, 22,
22, 43, 22, 1, 1, 22, 22, 22,
22, 22, 22, 22, 22, 22, 22, 22,
22, 22, 1, 22, 23, 22, 25, 25,
22, 26, 22, 27, 22, 22, 22, 22,
22, 22, 22, 28, 22, 22, 29, 30,
31, 32, 33, 34, 35, 36, 37, 22,
22, 22, 39, 22, 23, 22, 25, 25,
22, 26, 22, 27, 22, 22, 22, 22,
22, 22, 22, 46, 22, 22, 22, 22,
22, 22, 33, 34, 35, 36, 37, 22,
22, 22, 39, 22, 23, 22, 25, 25,
22, 26, 22, 27, 22, 22, 22, 22,
22, 22, 22, 22, 22, 22, 22, 22,
22, 22, 33, 34, 35, 36, 37, 22,
23, 22, 25, 25, 22, 26, 22, 27,
22, 22, 22, 22, 22, 22, 22, 22,
22, 22, 22, 22, 22, 22, 33, 34,
35, 22, 37, 22, 23, 22, 25, 25,
22, 26, 22, 27, 22, 22, 22, 22,
22, 22, 22, 22, 22, 22, 22, 22,
22, 22, 33, 22, 35, 22, 37, 22,
23, 22, 25, 25, 22, 26, 22, 27,
22, 22, 22, 22, 22, 22, 22, 22,
22, 22, 22, 22, 22, 22, 33, 34,
35, 36, 37, 46, 22, 23, 22, 25,
25, 22, 26, 22, 27, 22, 22, 22,
22, 22, 22, 22, 46, 22, 22, 22,
22, 22, 22, 33, 34, 35, 36, 37,
22, 23, 22, 25, 25, 22, 26, 22,
27, 22, 22, 22, 22, 22, 22, 22,
22, 22, 22, 29, 22, 31, 22, 33,
34, 35, 36, 37, 22, 22, 22, 39,
22, 23, 22, 25, 25, 22, 26, 22,
27, 22, 22, 22, 22, 22, 22, 22,
46, 22, 22, 29, 22, 22, 22, 33,
34, 35, 36, 37, 22, 22, 22, 39,
22, 23, 22, 25, 25, 22, 26, 22,
27, 22, 22, 22, 22, 22, 22, 22,
47, 22, 22, 29, 30, 31, 22, 33,
34, 35, 36, 37, 22, 22, 22, 39,
22, 23, 22, 25, 25, 22, 26, 22,
27, 22, 22, 22, 22, 22, 22, 22,
22, 22, 22, 29, 30, 31, 22, 33,
34, 35, 36, 37, 22, 22, 22, 39,
22, 23, 24, 25, 25, 22, 26, 22,
27, 22, 22, 22, 22, 22, 22, 22,
28, 22, 22, 29, 30, 31, 32, 33,
34, 35, 36, 37, 22, 22, 22, 39,
22, 49, 49, 48, 5, 48, 48, 48,
48, 48, 48, 48, 48, 48, 50, 48,
48, 48, 48, 48, 48, 14, 48, 48,
48, 18, 48, 49, 49, 48, 5, 48,
49, 49, 48, 5, 48, 48, 48, 48,
48, 48, 48, 48, 48, 48, 48, 48,
48, 48, 48, 48, 14, 48, 48, 48,
18, 48, 51, 48, 49, 49, 48, 5,
48, 14, 48, 48, 48, 48, 48, 48,
48, 52, 48, 48, 48, 48, 48, 48,
14, 48, 49, 49, 48, 5, 48, 48,
48, 48, 48, 48, 48, 48, 48, 52,
48, 48, 48, 48, 48, 48, 14, 48,
49, 49, 48, 5, 48, 48, 48, 48,
48, 48, 48, 48, 48, 48, 48, 48,
48, 48, 48, 48, 14, 48, 2, 48,
49, 49, 48, 5, 48, 6, 48, 48,
48, 48, 48, 48, 48, 53, 48, 48,
54, 48, 48, 48, 14, 55, 48, 48,
18, 48, 48, 48, 53, 48, 2, 48,
49, 49, 48, 5, 48, 6, 48, 48,
48, 48, 48, 48, 48, 48, 48, 48,
48, 48, 48, 48, 14, 48, 48, 48,
18, 48, 2, 48, 49, 49, 48, 5,
48, 6, 48, 48, 48, 48, 48, 48,
48, 53, 48, 48, 48, 48, 48, 48,
14, 55, 48, 48, 18, 48, 2, 48,
49, 49, 48, 5, 48, 6, 48, 48,
48, 48, 48, 48, 48, 48, 48, 48,
48, 48, 48, 48, 14, 55, 48, 48,
18, 48, 2, 48, 49, 49, 48, 5,
48, 6, 48, 48, 48, 48, 48, 48,
48, 53, 48, 48, 48, 48, 48, 48,
14, 55, 48, 48, 18, 48, 48, 48,
53, 48, 56, 56, 48, 48, 48, 48,
48, 48, 48, 48, 48, 48, 48, 48,
48, 56, 48, 2, 3, 49, 49, 48,
5, 48, 6, 48, 48, 48, 48, 48,
48, 48, 8, 48, 48, 10, 11, 12,
13, 14, 15, 16, 17, 18, 19, 48,
48, 21, 48, 2, 48, 49, 49, 48,
5, 48, 6, 48, 48, 48, 48, 48,
48, 48, 8, 48, 48, 10, 11, 12,
13, 14, 15, 16, 17, 18, 48, 48,
48, 21, 48, 2, 48, 49, 49, 48,
5, 48, 6, 48, 48, 48, 48, 48,
48, 48, 57, 48, 48, 48, 48, 48,
48, 14, 15, 16, 17, 18, 48, 48,
48, 21, 48, 2, 48, 49, 49, 48,
5, 48, 6, 48, 48, 48, 48, 48,
48, 48, 48, 48, 48, 48, 48, 48,
48, 14, 15, 16, 17, 18, 48, 2,
48, 49, 49, 48, 5, 48, 6, 48,
48, 48, 48, 48, 48, 48, 48, 48,
48, 48, 48, 48, 48, 14, 15, 16,
48, 18, 48, 2, 48, 49, 49, 48,
5, 48, 6, 48, 48, 48, 48, 48,
48, 48, 48, 48, 48, 48, 48, 48,
48, 14, 48, 16, 48, 18, 48, 2,
48, 49, 49, 48, 5, 48, 6, 48,
48, 48, 48, 48, 48, 48, 48, 48,
48, 48, 48, 48, 48, 14, 15, 16,
17, 18, 57, 48, 2, 48, 49, 49,
48, 5, 48, 6, 48, 48, 48, 48,
48, 48, 48, 57, 48, 48, 48, 48,
48, 48, 14, 15, 16, 17, 18, 48,
2, 48, 49, 49, 48, 5, 48, 6,
48, 48, 48, 48, 48, 48, 48, 48,
48, 48, 10, 48, 12, 48, 14, 15,
16, 17, 18, 48, 48, 48, 21, 48,
2, 48, 49, 49, 48, 5, 48, 6,
48, 48, 48, 48, 48, 48, 48, 57,
48, 48, 10, 48, 48, 48, 14, 15,
16, 17, 18, 48, 48, 48, 21, 48,
2, 48, 49, 49, 48, 5, 48, 6,
48, 48, 48, 48, 48, 48, 48, 58,
48, 48, 10, 11, 12, 48, 14, 15,
16, 17, 18, 48, 48, 48, 21, 48,
2, 48, 49, 49, 48, 5, 48, 6,
48, 48, 48, 48, 48, 48, 48, 48,
48, 48, 10, 11, 12, 48, 14, 15,
16, 17, 18, 48, 48, 48, 21, 48,
2, 3, 49, 49, 48, 5, 48, 6,
48, 48, 48, 48, 48, 48, 48, 8,
48, 48, 10, 11, 12, 13, 14, 15,
16, 17, 18, 48, 48, 48, 21, 48,
23, 24, 25, 25, 22, 26, 22, 27,
22, 22, 22, 22, 22, 22, 22, 59,
22, 22, 29, 30, 31, 32, 33, 34,
35, 36, 37, 38, 22, 22, 39, 22,
23, 60, 25, 25, 22, 26, 22, 27,
22, 22, 22, 22, 22, 22, 22, 28,
22, 22, 29, 30, 31, 32, 33, 34,
35, 36, 37, 22, 22, 22, 39, 22,
1, 1, 2, 3, 49, 49, 48, 5,
48, 6, 1, 48, 48, 48, 48, 1,
48, 8, 48, 48, 10, 11, 12, 13,
14, 15, 16, 17, 18, 19, 48, 1,
21, 48, 1, 1, 61, 61, 61, 61,
61, 61, 61, 61, 1, 61, 61, 61,
61, 1, 61, 61, 61, 61, 61, 61,
61, 61, 61, 61, 61, 61, 61, 61,
61, 1, 61, 62, 61, 0
};
static const char _myanmar_syllable_machine_trans_targs[] = {
0, 1, 24, 34, 0, 25, 31, 47,
36, 50, 37, 42, 43, 44, 27, 39,
40, 41, 30, 46, 51, 0, 2, 12,
0, 3, 9, 13, 14, 19, 20, 21,
5, 16, 17, 18, 8, 23, 4, 6,
7, 10, 11, 15, 22, 0, 0, 26,
28, 29, 32, 33, 35, 38, 45, 48,
49, 0, 0
0, 1, 26, 37, 0, 27, 33, 51,
39, 54, 40, 46, 47, 48, 29, 42,
43, 44, 32, 50, 55, 45, 0, 2,
13, 0, 3, 9, 14, 15, 21, 22,
23, 5, 17, 18, 19, 8, 25, 20,
4, 6, 7, 10, 12, 11, 16, 24,
0, 0, 28, 30, 31, 34, 36, 35,
38, 41, 49, 52, 53, 0, 0
};
static const char _myanmar_syllable_machine_trans_actions[] = {
3, 0, 0, 0, 4, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 5, 0, 0,
6, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 5, 0,
0, 6, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 7, 8, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 9, 10
7, 8, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 9, 10
};
static const char _myanmar_syllable_machine_to_state_actions[] = {
@ -298,7 +325,7 @@ static const char _myanmar_syllable_machine_to_state_actions[] = {
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0
0, 0, 0, 0, 0, 0, 0, 0
};
static const char _myanmar_syllable_machine_from_state_actions[] = {
@ -308,17 +335,17 @@ static const char _myanmar_syllable_machine_from_state_actions[] = {
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0
0, 0, 0, 0, 0, 0, 0, 0
};
static const short _myanmar_syllable_machine_eof_trans[] = {
0, 22, 22, 22, 22, 22, 22, 22,
22, 22, 22, 22, 22, 22, 22, 22,
22, 22, 22, 22, 22, 22, 22, 22,
46, 46, 46, 46, 46, 46, 46, 46,
46, 46, 46, 46, 46, 46, 46, 46,
46, 46, 46, 46, 46, 46, 46, 22,
22, 46, 58, 58
0, 23, 23, 23, 23, 23, 23, 23,
23, 23, 23, 23, 23, 23, 23, 23,
23, 23, 23, 23, 23, 23, 23, 23,
23, 23, 49, 49, 49, 49, 49, 49,
49, 49, 49, 49, 49, 49, 49, 49,
49, 49, 49, 49, 49, 49, 49, 49,
49, 49, 49, 23, 23, 49, 62, 62
};
static const int myanmar_syllable_machine_start = 0;
@ -332,7 +359,7 @@ static const int myanmar_syllable_machine_en_main = 0;
#line 101 "hb-ot-shape-complex-myanmar-machine.rl"
#line 102 "hb-ot-shape-complex-myanmar-machine.rl"
#define found_syllable(syllable_type) \
@ -351,7 +378,7 @@ find_syllables_myanmar (hb_buffer_t *buffer)
int cs;
hb_glyph_info_t *info = buffer->info;
#line 355 "hb-ot-shape-complex-myanmar-machine.hh"
#line 382 "hb-ot-shape-complex-myanmar-machine.hh"
{
cs = myanmar_syllable_machine_start;
ts = 0;
@ -359,7 +386,7 @@ find_syllables_myanmar (hb_buffer_t *buffer)
act = 0;
}
#line 121 "hb-ot-shape-complex-myanmar-machine.rl"
#line 122 "hb-ot-shape-complex-myanmar-machine.rl"
p = 0;
@ -367,7 +394,7 @@ find_syllables_myanmar (hb_buffer_t *buffer)
unsigned int syllable_serial = 1;
#line 371 "hb-ot-shape-complex-myanmar-machine.hh"
#line 398 "hb-ot-shape-complex-myanmar-machine.hh"
{
int _slen;
int _trans;
@ -381,7 +408,7 @@ _resume:
#line 1 "NONE"
{ts = p;}
break;
#line 385 "hb-ot-shape-complex-myanmar-machine.hh"
#line 412 "hb-ot-shape-complex-myanmar-machine.hh"
}
_keys = _myanmar_syllable_machine_trans_keys + (cs<<1);
@ -400,38 +427,38 @@ _eof_trans:
switch ( _myanmar_syllable_machine_trans_actions[_trans] ) {
case 6:
#line 93 "hb-ot-shape-complex-myanmar-machine.rl"
#line 94 "hb-ot-shape-complex-myanmar-machine.rl"
{te = p+1;{ found_syllable (myanmar_consonant_syllable); }}
break;
case 4:
#line 94 "hb-ot-shape-complex-myanmar-machine.rl"
#line 95 "hb-ot-shape-complex-myanmar-machine.rl"
{te = p+1;{ found_syllable (myanmar_non_myanmar_cluster); }}
break;
case 10:
#line 95 "hb-ot-shape-complex-myanmar-machine.rl"
#line 96 "hb-ot-shape-complex-myanmar-machine.rl"
{te = p+1;{ found_syllable (myanmar_punctuation_cluster); }}
break;
case 8:
#line 96 "hb-ot-shape-complex-myanmar-machine.rl"
#line 97 "hb-ot-shape-complex-myanmar-machine.rl"
{te = p+1;{ found_syllable (myanmar_broken_cluster); }}
break;
case 3:
#line 97 "hb-ot-shape-complex-myanmar-machine.rl"
#line 98 "hb-ot-shape-complex-myanmar-machine.rl"
{te = p+1;{ found_syllable (myanmar_non_myanmar_cluster); }}
break;
case 5:
#line 93 "hb-ot-shape-complex-myanmar-machine.rl"
#line 94 "hb-ot-shape-complex-myanmar-machine.rl"
{te = p;p--;{ found_syllable (myanmar_consonant_syllable); }}
break;
case 7:
#line 96 "hb-ot-shape-complex-myanmar-machine.rl"
#line 97 "hb-ot-shape-complex-myanmar-machine.rl"
{te = p;p--;{ found_syllable (myanmar_broken_cluster); }}
break;
case 9:
#line 97 "hb-ot-shape-complex-myanmar-machine.rl"
#line 98 "hb-ot-shape-complex-myanmar-machine.rl"
{te = p;p--;{ found_syllable (myanmar_non_myanmar_cluster); }}
break;
#line 435 "hb-ot-shape-complex-myanmar-machine.hh"
#line 462 "hb-ot-shape-complex-myanmar-machine.hh"
}
_again:
@ -440,7 +467,7 @@ _again:
#line 1 "NONE"
{ts = 0;}
break;
#line 444 "hb-ot-shape-complex-myanmar-machine.hh"
#line 471 "hb-ot-shape-complex-myanmar-machine.hh"
}
if ( ++p != pe )
@ -456,7 +483,7 @@ _again:
}
#line 129 "hb-ot-shape-complex-myanmar-machine.rl"
#line 130 "hb-ot-shape-complex-myanmar-machine.rl"
}

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