a2015cd300
[font] Add a separate serial_coords
2022-05-26 05:02:50 -06:00
8629df188a
[ft] Discard advance cache if font changed
...
Uses newly added font serial API.
Part of https://github.com/harfbuzz/harfbuzz/issues/2270
But doesn't set new coords on the FT_Face. That's a lot more
work :(.
2022-05-26 05:02:50 -06:00
48db1c9583
[font] Add serial API
...
New API:
+ hb_font_get_serial()
+ hb_font_changed()
Fixes https://github.com/harfbuzz/harfbuzz/issues/2426
Unused internally as of now.
2022-05-26 05:02:50 -06:00
efa2a5796e
[map] Add hb_map_copy()
...
New API:
+ hb_map_copy()
2022-05-26 05:01:57 -06:00
3b28cff9c0
[cff1] Fix null dereference on memory alloc failure
2022-05-26 04:42:17 -06:00
8df9aba997
Actually try to fix null-size undefined behavior
...
Related to:
https://github.com/harfbuzz/harfbuzz/pull/2067
https://bugzilla.mozilla.org/show_bug.cgi?id=1577584
2022-05-26 03:59:21 -06:00
e00c7358a0
[subset] special case table presence check for hb_face_create_from_tables faces.
2022-05-25 22:39:00 +00:00
6a149a09e7
[subset] fix use of lazy static constructor.
2022-05-25 22:22:35 +00:00
d4c7939eb7
[subset] use a list of known tables instead of handled tables.
2022-05-25 22:11:32 +00:00
3472f73b79
[subset] also include no subset tables when guessing which tables are present.
2022-05-25 21:52:48 +00:00
9564d98739
[subset] fix subsetting of faces created via hb_face_create_for_tables.
...
Fixes #3609 .
2022-05-25 21:16:37 +00:00
6010feeeb5
[varStore] Rename variable as per review
...
https://github.com/harfbuzz/harfbuzz/pull/3605
2022-05-24 09:01:02 -06:00
3eb7eff487
Remove varstore cache use if HB_NO_VAR
2022-05-21 15:25:53 -06:00
099482a37a
[ot-font] Cache v_advance varstore as well
2022-05-21 15:24:23 -06:00
d9acc045f1
[VarStore] Sprinkle cache_t type around
...
It's available so no need to use void*.
2022-05-21 15:12:14 -06:00
da38312e42
[VarStore] Pepper cache with likely()
2022-05-21 15:12:14 -06:00
cf8f00e354
[VarStore] Don't use NAN
...
Is faster.
With this, I'm seeing 25 to 28% speedup in glyph_h_advances benchmark
of benchmark-font for var/hb tests.
2022-05-21 15:12:14 -06:00
5336ba70f6
[HVAR] Cache VarStore region scalars
2022-05-21 15:12:14 -06:00
880f50f7e4
Refactor varstore cache
2022-05-21 15:12:14 -06:00
f2a2fb91a3
[GPOS] Cache VarStore region scalars
2022-05-21 15:12:14 -06:00
5fbc70c59b
[VarStore] Add cache API
2022-05-21 15:12:14 -06:00
05e82aa12e
[ft] Add missing lock to kerning function
2022-05-20 17:36:59 -06:00
4ea2725704
[set/map] Expose hash API publicly
...
New API:
+ hb_set_hash()
+ hb_map_hash()
2022-05-20 13:19:48 -06:00
2e186d9f24
[buffer] Improve hash function of segment_properties_t
2022-05-20 13:19:48 -06:00
aee123fc83
4.3.0
2022-05-20 21:07:25 +02:00
975a5f9194
[array] Use hb_memcmp instead of memcmp
...
Fixes ubsan error.
2022-05-20 12:34:49 -06:00
55804e8d68
[hb-ft] Minor rearrange of struct members
...
To make clear what members the lock protects.
2022-05-20 11:40:44 -06:00
cbf8f44c9b
[subset-perf] swap instead of copying vertice's when reordering during sort.
2022-05-20 09:41:18 -06:00
b32ca2a292
[subset-perf] remove sort_kahn from repacker.
...
Without an optimized FIFO queue implementation it's nearly as slow as the now optimized sort_shortest_distance.
2022-05-20 09:41:18 -06:00
4266cf3be2
[array] Specialize operator== for bytes_t and ubytes_t
2022-05-19 18:16:54 -06:00
6eaa22e9d7
[serialize] Reduce link_t size from 16 to 12
2022-05-19 18:16:54 -06:00
30ba9a39e2
[vector] Add emplacing push implementation
2022-05-19 18:16:48 -06:00
73b8360dcf
[subset] fix fuzzer found underflow when heap push fails.
...
Fixes https://oss-fuzz.com/testcase-detail/5148625505746944 .
2022-05-19 17:02:34 -06:00
f1bf14ea89
Revert "[set] Cache hash value"
...
This reverts commit 44952bcc25https://github.com/harfbuzz/harfbuzz/issues/3599
2022-05-19 16:49:27 -06:00
b4d1ec310c
[algs] Declare coerce() as constexpr
2022-05-19 16:06:21 -06:00
2fdb7616f5
[map Further adjust hash function
2022-05-19 16:00:43 -06:00
01fc90b68c
[map] Adjust hash function
2022-05-19 16:00:06 -06:00
a47b0aebf5
[vector] Fix remove() implementation
...
test-vector under valgrind happy now.
2022-05-19 15:52:16 -06:00
3bd755c32d
[test-vector] Test remove()
...
Currently buggy. Valgrind confirms.
2022-05-19 15:51:18 -06:00
58f848daa8
[set/map] Adjust hash function return type
2022-05-19 15:43:19 -06:00
6544fc284f
[vector] Add further copy implementation
2022-05-19 15:43:15 -06:00
c19f116952
[meta] Remove non-existing gcc4 trait implementation
2022-05-19 15:43:15 -06:00
679b900e9b
[meta] Fix gcc4 trait implementation
2022-05-19 15:43:15 -06:00
fb77f48ffd
[vector] Optimize vector copy
2022-05-19 15:43:15 -06:00
28b44ac46a
[set] Switch set copy to vector operator =
...
Slows it down currently.
2022-05-19 15:43:15 -06:00
37d3275dec
[test-vector] Enable disabled test
...
This seems to work already.
2022-05-19 15:43:15 -06:00
544ffb913e
[set] Adjust grow_vector condition
2022-05-19 15:43:15 -06:00
0623aa598b
[benchmark-set] Add benchmark for set copy
2022-05-19 15:43:15 -06:00
44952bcc25
[set] Cache hash value
2022-05-19 14:02:48 -06:00
844ac328e4
[set] Fix hb_set_t hash stability
2022-05-19 13:54:31 -06:00
2d0b1248b2
[test-map] Test hb_set_t hash stability
...
Fails currently.
2022-05-19 13:53:53 -06:00
561e02fefb
[map] Make hb_map_t hashable
2022-05-19 13:41:53 -06:00
ad17699089
[map] Add is_equal() / towards making hb_map_t hashable
...
New API:
+ hb_map_is_equal()
2022-05-19 13:36:12 -06:00
14a24d8e3f
[vector] Make hb_vector_t hashable
2022-05-19 13:04:06 -06:00
124f9aeb9b
[set] Make hb_set_t hashable
2022-05-19 12:58:02 -06:00
3ab2c7935f
[subset-perf] Signficiantly speed up ClassDef*::subset.
...
Eliminates the usage of a glyph -> klass hash map and replaces it with a vector storing the mapping. This allows us to use the vector directly as the iterator driving the serialize. Approximately 1% speedup for Noto Nastaliq.
2022-05-19 12:37:28 -06:00
e3e685e5ee
[ot-tags] Fix `min_subtag_len` calculations
2022-05-18 18:30:01 -06:00
0b1c2ff96a
[subset-perf] Remove extra map lookup in ClassDef subset methods.
2022-05-18 18:25:36 -06:00
13ace77f1d
[subset-perf] Use glyph_map instead of set in ClassDefFormat.
2022-05-18 18:25:36 -06:00
adae2f2272
[subset-perf] Cache a glyph map for gsub.
...
This allows us in some cases to avoid using glyph_set_gsub as a filter.
2022-05-18 18:25:36 -06:00
202e6c4699
[subset] Remove unnecessary test
2022-05-18 17:12:43 -06:00
cedf739646
Add some commented-out code
2022-05-18 16:53:26 -06:00
6b62c10f02
[priority-queue] Remove old init/fini
2022-05-18 16:27:54 -06:00
bff8248a9d
[repacker] Pre-alloc vertices
2022-05-18 16:25:03 -06:00
39a424caf0
[priority-queue] Optimize heap access
2022-05-18 16:19:44 -06:00
9308659fd7
[priority-queue] Optimize swap()
2022-05-18 16:14:25 -06:00
c7317ef761
[repacker] Avoid destroying and recreating objects
2022-05-18 16:03:41 -06:00
864e09a0c4
[repacker] Reuse allocated vector
2022-05-18 15:59:29 -06:00
ca77f16470
[repacker] Remove unnecessary vector .fini() calls
2022-05-18 15:55:49 -06:00
4cfc2d668e
[subset] Use a std::move on set_t when feasible
2022-05-18 15:32:19 -06:00
1f578b5a32
[set] Add pre-allocation internal API
2022-05-18 15:25:00 -06:00
48dfbd54a3
[subset] minor cleanup.
2022-05-18 15:24:54 -06:00
482c6e5dc4
[subset-perf] Speed up Coverage::serialize by caching iterator.
2022-05-18 15:24:54 -06:00
14b18725f0
In Coverage::iter_t, assume iterators are from same Coverage object
...
No need to support otherwise.
2022-05-18 15:14:32 -06:00
27141735c3
[subset] Add Coverage::__end__ implementation
2022-05-18 15:12:49 -06:00
c476f58adb
[subset] Write CoverageFormat2::intersects_coverage() as bsearch()
2022-05-18 14:20:23 -06:00
63c6695108
[ot-layout] Cosmetic
...
The implementation of HBUINT16 operator == is slower than just
comparing to ints.
2022-05-18 13:53:52 -06:00
777debd748
[subset] Rewrite CoverageFormat2::intersects as dagger
2022-05-18 13:46:06 -06:00
cf5001fac7
[subset] Optimize CoverageFormat2::intersected_coverage_glyphs
2022-05-18 13:38:29 -06:00
6f37c20798
[subset] Minor rewrite in CoverageFormat2::serialize()
2022-05-18 13:25:42 -06:00
e91863b717
[subset-cff] Pre-size map in subr_remap_t::create()
2022-05-18 12:39:55 -06:00
ce60462173
[subset-plan] Pre-size maps in _create_old_gid_to_new_gid_map()
2022-05-18 12:34:27 -06:00
f82ee17a75
[map] Pre-size map in constructor if we can
2022-05-18 12:19:49 -06:00
b5aa8a27ea
[subset-cff] Cosmetic
2022-05-18 11:58:58 -06:00
0b201623f5
[subset-cff] Fix previous commit
...
Oops!
2022-05-18 11:58:22 -06:00
4792309265
[subset-cff] Access vector directly
2022-05-18 11:54:08 -06:00
7c86f2e763
[subset-cff] Pre-alloc out buffer
2022-05-18 11:45:27 -06:00
0761e7cdfd
[subset-cff] Avoid resetting buffer as encoder does
2022-05-18 11:38:25 -06:00
71aa10a394
[subset-cff] Manually grow vector to avoid memset overhead
2022-05-18 11:37:24 -06:00
f455cc53fd
[subset-cff] Reuse buffer allocation
2022-05-18 11:31:55 -06:00
e24797aeac
[ot-tags] Follow-up to previous commit
...
Part of https://github.com/harfbuzz/harfbuzz/issues/3591
2022-05-18 11:10:10 -06:00
f5d619be79
[ot-tags] Further gate the slow complex case, and add more tests
...
Part of https://github.com/harfbuzz/harfbuzz/issues/3591
Still 'zh-trad' is the slowest case.
--------------------------------------------------------------------------------------------------
Benchmark Time CPU Iterations
--------------------------------------------------------------------------------------------------
BM_hb_ot_tags_from_script_and_language/COMMON zh_trad 136 ns 136 ns 5107838
BM_hb_ot_tags_from_script_and_language/COMMON ab_abcd 115 ns 115 ns 6103104
BM_hb_ot_tags_from_script_and_language/COMMON ab_abc 25.4 ns 25.3 ns 27674482
BM_hb_ot_tags_from_script_and_language/COMMON abcdef_XY 20.2 ns 20.1 ns 34795719
BM_hb_ot_tags_from_script_and_language/COMMON abcd_XY 19.4 ns 19.3 ns 36390401
BM_hb_ot_tags_from_script_and_language/COMMON cxy_CN 33.5 ns 33.4 ns 20998939
BM_hb_ot_tags_from_script_and_language/COMMON exy_CN 25.1 ns 25.0 ns 27705832
BM_hb_ot_tags_from_script_and_language/COMMON zh_CN 34.2 ns 34.1 ns 20564356
BM_hb_ot_tags_from_script_and_language/COMMON en_US 15.5 ns 15.5 ns 45032204
BM_hb_ot_tags_from_script_and_language/LATIN en_US 15.9 ns 15.8 ns 44412379
BM_hb_ot_tags_from_script_and_language/COMMON none 4.72 ns 4.71 ns 149101665
BM_hb_ot_tags_from_script_and_language/LATIN none 4.72 ns 4.70 ns 149254498
2022-05-18 11:04:52 -06:00
9c64bda21d
[ot-tag] Whitespace
2022-05-17 17:31:18 -06:00
3df8017e9b
[ot-tag] Optimize subtag_matches() more
2022-05-17 17:29:39 -06:00
7f6e8c5536
[ot-tags] Optimize subtag_matches() further
...
Part of https://github.com/harfbuzz/harfbuzz/issues/3591
Comparing before to after
Benchmark Time CPU Time Old Time New CPU Old CPU New
----------------------------------------------------------------------------------------------------------------------------------------------------
BM_hb_ot_tags_from_script_and_language/COMMON abcd_XY -0.3371 -0.3371 71 47 71 47
2022-05-17 16:58:35 -06:00
27c11405a2
[ot-tag] Optimize subtag_matches
...
Part of https://github.com/harfbuzz/harfbuzz/issues/3591
2022-05-17 16:51:51 -06:00
a07d818597
[ot-tag] Add a likely() to the cache hit case
2022-05-17 16:46:10 -06:00
dfca47f419
[ot-tag] Cache last bsearch result
...
Part of https://github.com/harfbuzz/harfbuzz/issues/3591
Humm. Looks like not all of the fat is bsearch overhead now. I cached
the last bsearch result, but most of the time is still there. I'm
baffled.
Before:
------------------------------------------------------------------------------------------------
Benchmark Time CPU Iterations
------------------------------------------------------------------------------------------------
BM_hb_ot_tags_from_script_and_language/COMMON abcd_XY 8.08 ns 8.05 ns 84500482
BM_hb_ot_tags_from_script_and_language/COMMON zh_CN 42.2 ns 42.1 ns 16722006
BM_hb_ot_tags_from_script_and_language/COMMON en_US 16.1 ns 16.0 ns 43461527
BM_hb_ot_tags_from_script_and_language/LATIN en_US 16.5 ns 16.5 ns 42448505
BM_hb_ot_tags_from_script_and_language/COMMON none 4.34 ns 4.33 ns 161290530
BM_hb_ot_tags_from_script_and_language/LATIN none 4.34 ns 4.33 ns 162339799
After:
------------------------------------------------------------------------------------------------
Benchmark Time CPU Iterations
------------------------------------------------------------------------------------------------
BM_hb_ot_tags_from_script_and_language/COMMON abcd_XY 8.13 ns 8.11 ns 80438134
BM_hb_ot_tags_from_script_and_language/COMMON zh_CN 40.0 ns 39.9 ns 17487939
BM_hb_ot_tags_from_script_and_language/COMMON en_US 12.7 ns 12.7 ns 55124394
BM_hb_ot_tags_from_script_and_language/LATIN en_US 13.1 ns 13.0 ns 53660125
BM_hb_ot_tags_from_script_and_language/COMMON none 4.61 ns 4.60 ns 151394104
BM_hb_ot_tags_from_script_and_language/LATIN none 4.70 ns 4.68 ns 150402847
2022-05-17 16:21:02 -06:00
909f00ac6e
[ot-tags] Further speed up language bsearch()
...
Using an integer tag to bsearch, instead of string.
Part of: https://github.com/harfbuzz/harfbuzz/issues/3591
Before:
------------------------------------------------------------------------------------------------
Benchmark Time CPU Iterations
------------------------------------------------------------------------------------------------
BM_hb_ot_tags_from_script_and_language/COMMON abcd_XY 8.11 ns 8.08 ns 87067795
BM_hb_ot_tags_from_script_and_language/COMMON zh_CN 53.6 ns 53.5 ns 13042418
BM_hb_ot_tags_from_script_and_language/COMMON en_US 24.2 ns 24.1 ns 29052731
BM_hb_ot_tags_from_script_and_language/LATIN en_US 24.4 ns 24.3 ns 28736769
BM_hb_ot_tags_from_script_and_language/COMMON none 4.43 ns 4.41 ns 160370413
BM_hb_ot_tags_from_script_and_language/LATIN none 4.35 ns 4.34 ns 160578191
After:
------------------------------------------------------------------------------------------------
Benchmark Time CPU Iterations
------------------------------------------------------------------------------------------------
BM_hb_ot_tags_from_script_and_language/COMMON abcd_XY 7.97 ns 7.95 ns 85208363
BM_hb_ot_tags_from_script_and_language/COMMON zh_CN 41.7 ns 41.6 ns 16945817
BM_hb_ot_tags_from_script_and_language/COMMON en_US 16.1 ns 16.0 ns 43613523
BM_hb_ot_tags_from_script_and_language/LATIN en_US 16.5 ns 16.4 ns 42568107
BM_hb_ot_tags_from_script_and_language/COMMON none 4.30 ns 4.29 ns 164055469
BM_hb_ot_tags_from_script_and_language/LATIN none 4.29 ns 4.27 ns 163793591
2022-05-17 15:51:41 -06:00
c460cf74ce
[ot-tags] Cosmetic
2022-05-17 15:30:11 -06:00
1c8226ed14
Fix compiler warning
...
On Mac compiler:
FAILED: src/libharfbuzz.0.dylib.p/hb-ot-tag.cc.o
c++ -Isrc/libharfbuzz.0.dylib.p -Isrc -I../src -I. -I.. -I/usr/local/opt/freetype/include/freetype2 -I/usr/local/Cellar/graphite2/1.3.14/include -I/usr/local/Cellar/glib/2.72.1/include/glib-2.0 -I/usr/local/Cellar/glib/2.72.1/lib/glib-2.0/include -I/usr/local/opt/gettext/include -I/usr/local/Cellar/pcre/8.45/include -Xclang -fcolor-diagnostics --coverage -pipe -Wall -Winvalid-pch -Wnon-virtual-dtor -std=c++11 -fno-rtti -O2 -g -fno-exceptions -fno-rtti -fno-threadsafe-statics -fvisibility-inlines-hidden -DHAVE_CONFIG_H -Wno-non-virtual-dtor -MD -MQ src/libharfbuzz.0.dylib.p/hb-ot-tag.cc.o -MF src/libharfbuzz.0.dylib.p/hb-ot-tag.cc.o.d -o src/libharfbuzz.0.dylib.p/hb-ot-tag.cc.o -c ../src/hb-ot-tag.cc
In file included from ../src/hb-ot-tag.cc:29:
In file included from ../src/hb.hh:481:
../src/hb-array.hh:359:14: error: missing default argument on parameter 'ds'
Ts... ds) const
^
../src/hb-ot-tag.cc:292:58: note: in instantiation of function template specialization 'hb_sorted_array_t<const LangTag>::bfind<const char *, unsigned int>' requested here
if (hb_sorted_array (ot_languages, ot_languages_len).bfind (lang_str, &tag_idx,
^
1 error generated.
2022-05-17 15:28:50 -06:00
c1f4b57c06
[ot-tags] Optimize language comparison
...
Now that we know both strings are of equal len of 2 or 3, optimize.
Part of https://github.com/harfbuzz/harfbuzz/issues/3591
Before:
------------------------------------------------------------------------------------------------
Benchmark Time CPU Iterations
------------------------------------------------------------------------------------------------
BM_hb_ot_tags_from_script_and_language/COMMON abcd_XY 8.50 ns 8.47 ns 81221549
BM_hb_ot_tags_from_script_and_language/COMMON zh_CN 79.6 ns 79.3 ns 8785804
BM_hb_ot_tags_from_script_and_language/COMMON en_US 40.0 ns 39.9 ns 17462768
BM_hb_ot_tags_from_script_and_language/LATIN en_US 39.2 ns 39.1 ns 17886793
BM_hb_ot_tags_from_script_and_language/COMMON none 4.31 ns 4.30 ns 162805417
BM_hb_ot_tags_from_script_and_language/LATIN none 4.32 ns 4.31 ns 162656688
After:
------------------------------------------------------------------------------------------------
Benchmark Time CPU Iterations
------------------------------------------------------------------------------------------------
BM_hb_ot_tags_from_script_and_language/COMMON abcd_XY 8.27 ns 8.24 ns 81868701
BM_hb_ot_tags_from_script_and_language/COMMON zh_CN 56.1 ns 56.0 ns 12353284
BM_hb_ot_tags_from_script_and_language/COMMON en_US 24.3 ns 24.2 ns 28955030
BM_hb_ot_tags_from_script_and_language/LATIN en_US 24.5 ns 24.4 ns 28664868
BM_hb_ot_tags_from_script_and_language/COMMON none 4.35 ns 4.34 ns 161190014
BM_hb_ot_tags_from_script_and_language/LATIN none 4.36 ns 4.34 ns 161319000
2022-05-17 15:19:40 -06:00
dde48d78c1
Fix compiler warning
2022-05-17 15:07:49 -06:00
15be0deda0
[ot-tags] Optimize lang_matches()
...
Part of https://github.com/harfbuzz/harfbuzz/issues/3591
Before:
------------------------------------------------------------------------------------------------
Benchmark Time CPU Iterations
------------------------------------------------------------------------------------------------
BM_hb_ot_tags_from_script_and_language/COMMON abcd_XY 8.67 ns 8.64 ns 80324382
BM_hb_ot_tags_from_script_and_language/COMMON zh_CN 91.2 ns 90.9 ns 7674131
BM_hb_ot_tags_from_script_and_language/COMMON en_US 41.1 ns 41.0 ns 17174093
BM_hb_ot_tags_from_script_and_language/LATIN en_US 41.3 ns 41.2 ns 17000876
BM_hb_ot_tags_from_script_and_language/COMMON none 4.56 ns 4.55 ns 153914130
BM_hb_ot_tags_from_script_and_language/LATIN none 4.53 ns 4.52 ns 153830303
After:
------------------------------------------------------------------------------------------------
Benchmark Time CPU Iterations
------------------------------------------------------------------------------------------------
BM_hb_ot_tags_from_script_and_language/COMMON abcd_XY 8.24 ns 8.21 ns 84078465
BM_hb_ot_tags_from_script_and_language/COMMON zh_CN 77.5 ns 77.2 ns 9059230
BM_hb_ot_tags_from_script_and_language/COMMON en_US 38.8 ns 38.7 ns 17790692
BM_hb_ot_tags_from_script_and_language/LATIN en_US 37.6 ns 37.5 ns 18648293
BM_hb_ot_tags_from_script_and_language/COMMON none 4.50 ns 4.49 ns 155573267
BM_hb_ot_tags_from_script_and_language/LATIN none 4.49 ns 4.47 ns 156456653
2022-05-17 14:57:08 -06:00
dd3c858f84
[ot-tags] Speed up hb_ot_tags_from_language()
...
Part of https://github.com/harfbuzz/harfbuzz/issues/3591
"After that, bulk of the time I suppose is spent in binary-searching the
language table. I suggest we split the language table in 2-letter and
3-letter tags, to speed-up the vast majority of cases that are
2-letter."
benchmark-ot, before:
----------------------------------------------------------------------------------------------
Benchmark Time CPU Iterations
----------------------------------------------------------------------------------------------
BM_hb_ot_tags_from_script_and_language/COMMON zh_CN 112 ns 111 ns 6286271
BM_hb_ot_tags_from_script_and_language/COMMON en_US 60.6 ns 60.4 ns 11671176
BM_hb_ot_tags_from_script_and_language/LATIN en_US 61.3 ns 61.1 ns 11442645
BM_hb_ot_tags_from_script_and_language/COMMON none 4.75 ns 4.74 ns 146997235
BM_hb_ot_tags_from_script_and_language/LATIN none 4.65 ns 4.64 ns 150938747
After:
----------------------------------------------------------------------------------------------
Benchmark Time CPU Iterations
----------------------------------------------------------------------------------------------
BM_hb_ot_tags_from_script_and_language/COMMON zh_CN 89.5 ns 89.2 ns 7747649
BM_hb_ot_tags_from_script_and_language/COMMON en_US 38.5 ns 38.4 ns 18199432
BM_hb_ot_tags_from_script_and_language/LATIN en_US 39.0 ns 38.9 ns 18049238
BM_hb_ot_tags_from_script_and_language/COMMON none 4.53 ns 4.52 ns 154895110
BM_hb_ot_tags_from_script_and_language/LATIN none 4.54 ns 4.52 ns 154762105
2022-05-17 14:28:28 -06:00
9baccb9860
[ot-tags] Speed up hb_ot_tags_from_complex_language()
...
Part of https://github.com/harfbuzz/harfbuzz/issues/3591
2. All the subtag_matches outside the switch match long strings (>= 6 or so).
As such, check the tag for such length before going into any of them.
benchmark-ot, before:
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Benchmark Time CPU Iterations
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BM_hb_ot_tags_from_script_and_language/COMMON zh_CN 172 ns 171 ns 4083155
BM_hb_ot_tags_from_script_and_language/COMMON en_US 120 ns 119 ns 5849947
BM_hb_ot_tags_from_script_and_language/LATIN en_US 113 ns 112 ns 5840326
BM_hb_ot_tags_from_script_and_language/COMMON none 4.66 ns 4.64 ns 151396224
BM_hb_ot_tags_from_script_and_language/LATIN none 4.66 ns 4.64 ns 149019593
After:
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Benchmark Time CPU Iterations
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BM_hb_ot_tags_from_script_and_language/COMMON zh_CN 112 ns 112 ns 6357763
BM_hb_ot_tags_from_script_and_language/COMMON en_US 60.5 ns 60.3 ns 11475091
BM_hb_ot_tags_from_script_and_language/LATIN en_US 54.9 ns 54.8 ns 12575690
BM_hb_ot_tags_from_script_and_language/COMMON none 4.61 ns 4.59 ns 152388450
BM_hb_ot_tags_from_script_and_language/LATIN none 4.66 ns 4.64 ns 151497600
2022-05-17 13:34:34 -06:00
fb413f5202
[subset/cff] Don't use bitfields for hot bools
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The struct has room because of alignment, and these bools are hot.
2022-05-16 17:38:18 -06:00
a4d98b63ea
[subset/cff1] Collect glyph-to-sid map to avoid an O(n^2) algorithm
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Saves 13 for largest benchmark:
BM_subset/subset_glyphs/SourceHanSans-Regular_subset.otf/10000 -0.1313 -0.1308 75 65 75 65
BM_subset/subset_codepoints/SourceHanSans-Regular_subset.otf/4096 -0.1009 -0.1004 54 48 54 48
BM_subset/subset_codepoints/SourceHanSans-Regular_subset.otf/10000 -0.1067 -0.1066 70 62 69 62
2022-05-16 17:38:18 -06:00
b87f48e948
[cff1] get_sid() move bounds check into each implementation
2022-05-16 17:38:18 -06:00
e1e359b4da
[cff1] Tighten up range_list_t a bit
2022-05-16 16:36:28 -06:00
3fbac0942d
[cff1] Lazy-load & sort glyph names
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Improves subset benchmarks by up to 70% for small CFF1 subset of
non-CID fonts!
BM_subset/subset_glyphs/SourceSansPro-Regular.otf/10 -0.7067 -0.7071 1 0 1 0
BM_subset/subset_glyphs/SourceSansPro-Regular.otf/64 -0.4817 -0.4824 1 0 1 0
BM_subset/subset_glyphs/SourceSansPro-Regular.otf/512 -0.1948 -0.1956 2 2 2 2
BM_subset/subset_glyphs/SourceSansPro-Regular.otf/2000 -0.0767 -0.0761 6 6 6 6
2022-05-16 16:36:28 -06:00
b58bfd9818
[font] Minor move of code to silence gcc-12 warning
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See mailing list discussion.
2022-05-16 11:21:45 -06:00
602e0ca79d
[cff] Minor restructure of struct
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Surprisingly this shows tiny benchmark improvement consistently.
2022-05-16 10:14:34 -06:00
acdab17ed3
[cff] Cosmetic in parsed_values_t
2022-05-13 14:14:36 -06:00
b46c7faa9c
[cff] Check buf_len, not buf
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Ouch!
2022-05-13 14:02:54 -06:00
19a8db8545
[subset] fix potential integer overflow in gname_t::cmp.
2022-05-13 13:55:39 -06:00
2d2f66e1a3
[cff-common] In INDEX, return empty bytes if length is zero
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Before it was possible to return non-null arrayZ.
2022-05-13 13:53:17 -06:00
a2f132f1fc
[cff] Check glyph-name's length, not arrayZ
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As the latter can be non-null while still zero-length.
2022-05-13 13:49:39 -06:00
c657c4e1f8
[meta] fix type traits on gcc 4.9 #3526
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Signed-off-by: Thomas Devoogdt <thomas.devoogdt@barco.com>
2022-05-13 11:26:12 -06:00
e61234c5f7
[vector] Add tests for move constructor/assignment
2022-05-12 13:20:10 -06:00
7fa580bc4f
[map] Fix map copy/move constructors to actually work
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Ouch!
2022-05-12 13:05:32 -06:00
a09dd87ca3
[set] Fix set copy/move constructors to actually work
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Ouch!
2022-05-12 12:58:07 -06:00
76fc27713f
[vector] Remove explicit std::move
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Was confusing compilers. Let them figure it out themselves.
Makes NotoNastaliqu subsetting/1000 benchmark more than twice faster:
Benchmark Time CPU Time Old Time New CPU Old CPU New
------------------------------------------------------------------------------------------------------------------------------------------------------------
BM_subset/subset_glyphs/NotoNastaliqUrdu-Regular.ttf/1000 -0.5064 -0.5065 111 55 110 55
BM_subset/subset_codepoints/NotoNastaliqUrdu-Regular.ttf/1000 -0.5494 -0.5493 132 59 131 59
2022-05-12 12:14:07 -06:00
c81198b5bc
[set] Tweak move operators a bit
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Should be equivalent.
2022-05-12 12:14:02 -06:00
175319cd89
[gsubgpos] Clean up OT::ClassDefFormat2::intersected_class_glyphs 0 case
2022-05-11 13:47:17 -06:00
137af3612b
[gsubgpos] Simplify OT::ClassDefFormat2::intersected_class_glyphs()
2022-05-11 13:39:30 -06:00
3261e05bdb
[subset] Optimize ClassDef1::intersected_class_glyphs() for class0
2022-05-11 13:16:31 -06:00
c78d8ba60b
[subset] Allocate same size as source table for GSUB/GPOS/name
2022-05-11 13:05:41 -06:00
2e7f1ae48f
[subset] Use vector.allocated size instead of tracking buf_size
2022-05-11 12:52:27 -06:00
f08537963b
[cff-subset] Pre-alloc vector for operator decoding
2022-05-11 12:14:49 -06:00
aeb50b8942
[subset] Retain buffer across table subset operations
2022-05-11 12:14:49 -06:00
bff78e6515
[cff] Convert interpretation environment to use constructor
2022-05-10 16:50:38 -06:00
de053e2efb
[cff] Convert subr_subset_param_t to use constructor
2022-05-10 16:17:20 -06:00
96140db485
[cff] Convert cff2_extents_param_t to use constructor
2022-05-10 16:17:20 -06:00
54544f2a57
[cff] Convert cff1_extents_param_t to use constructor
2022-05-10 16:17:20 -06:00
377befd0c7
[cff] Convert get_seac_param_t to use constructor
2022-05-10 16:17:20 -06:00
8fd70362fa
[cff] Use hb_ubytes_t() instead of Null(hb_ubytes_t)
2022-05-10 16:17:20 -06:00
9033c7f99d
[cff-common] Optimize INDEX::operator[]
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Previous try showed slowdown in benchmarks, suprisingly.
Rewrite it keeping the function, hopefully allowing better optimization.
2022-05-10 14:58:53 -06:00
3aace2431b
Revert "[cff-common] Optimize INDEX::operator[]"
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This reverts commit 9edb03ac7a
2022-05-10 14:54:04 -06:00
b31ef081db
Revert "[cff] Add an unlikely()"
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This reverts commit 9ba9adb7ed
2022-05-10 14:52:40 -06:00
9ba9adb7ed
[cff] Add an unlikely()
2022-05-10 14:43:00 -06:00
9edb03ac7a
[cff-common] Optimize INDEX::operator[]
2022-05-10 14:43:00 -06:00
0a42410dc8
[cff2] Change extents/shape stack to be just a number
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Do the blending immediately.
Fixes https://github.com/harfbuzz/harfbuzz/issues/3559
Benchmark on AdobeVFPrototype shows 35% speedup. Now we're faster
than FreeType:
Benchmark Time CPU Time Old Time New CPU Old CPU New
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BM_Font/glyph_extents/AdobeVFPrototype.otf/hb -0.3792 -0.3792 1584 983 1581 982
BM_Font/glyph_extents/AdobeVFPrototype.otf/ft +0.0228 +0.0224 1220 1248 1218 1245
BM_Font/glyph_extents/AdobeVFPrototype.otf/var/hb -0.3513 -0.3518 1616 1048 1613 1046
BM_Font/glyph_extents/AdobeVFPrototype.otf/var/ft +0.0172 +0.0169 1232 1254 1230 1251
2022-05-10 13:41:12 -06:00
8f9f0c494b
[subset] Enforce cmap12 group ordering constraints in collect_mapping.
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Fixes fuzzer issue: https://oss-fuzz.com/testcase-detail/6365271012540416
2022-05-10 12:15:09 -06:00
1b14d2ff13
[cff] Fix arg-stack peek() impl
2022-05-09 18:15:31 -06:00
6106ef8c0f
[cff] Tighten up arg-stack access
2022-05-09 18:15:11 -06:00
8c616a6efe
[cff] Allocate stack inline instead of using hb_vector_t
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Speeds up glyph_extents and glyph_shape benchmarks for CFF by 10
to 16 percent!
2022-05-09 17:50:59 -06:00
c941ece60f
[cff] Use using instead of typedef
2022-05-09 17:34:58 -06:00
64d63cebe2
[cff-common] Use existing types for str_buff_vec_t
2022-05-09 17:34:58 -06:00
e1838ec1f8
[cff-common] Remove unused method
2022-05-09 17:34:58 -06:00
Behdad Esfahbod
Garret Rieger
Khaled Hosny
David Corbett
Thomas Devoogdt