Behdad Esfahbod
10c8fc5553
[multimap] Add a multimap datastructure
2022-12-02 15:50:49 -07:00
Behdad Esfahbod
a42fc8ec4a
[subset-accelerator] Adjust in_error()
2022-12-02 15:41:18 -07:00
Behdad Esfahbod
65d9630312
[subset-cff2] Whitespace
2022-12-02 14:59:26 -07:00
Behdad Esfahbod
b33297ee26
[cff2] Remove unused typedef
2022-12-02 14:43:37 -07:00
Behdad Esfahbod
3ade2ffaa5
[serialize] Adjust pop_discard for zerocopy
2022-12-02 14:26:36 -07:00
Behdad Esfahbod
043eeb29a3
[subset-cff] Optimize encode_subrs
...
Don't loop over all original subrs. Just walk over closure subrs.
2022-12-02 13:58:36 -07:00
Behdad Esfahbod
0ad5977cd6
[subset-cff] Simplify hinting processing
...
We already have drop_hints in the params.
2022-12-02 13:41:36 -07:00
Behdad Esfahbod
16cbe41bca
Merge pull request #3910 from googlefonts/repacker_fuzz
...
[repacker] Add a fuzzer for the hb-subset-repacker api.
2022-12-02 12:43:13 -07:00
Behdad Esfahbod
2a7a1d5a73
[Coverage] Avoid timeout on broken ranges
...
Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=53929
2022-12-02 12:33:24 -07:00
Behdad Esfahbod
c947652768
[subset-cff] Micro-optimize
2022-12-02 12:01:35 -07:00
Behdad Esfahbod
a24d4e9261
[array] Oops. Fix memcpy copy()!
2022-12-02 12:01:35 -07:00
Behdad Esfahbod
5e41766bb9
[array] Fix hb_bytes_t memcpy copy
...
Wasn't being used!
2022-12-02 12:01:35 -07:00
Behdad Esfahbod
a5616227ca
[subset-cff] Fix buffer size calculation
2022-12-02 12:01:35 -07:00
Behdad Esfahbod
015af5a8e5
[subset-cff] Write a couple loops as range-based for
2022-12-02 12:01:35 -07:00
Behdad Esfahbod
bfbbd4af25
[subset-cff] Copy str for call ops
2022-12-02 12:01:35 -07:00
Behdad Esfahbod
c755b3884f
[subset-cff] Pre-alloc enough for check-less copy
2022-12-02 12:01:35 -07:00
Behdad Esfahbod
062e59ae67
[subset-cff] Optimize vector allocation for preprocessed input
2022-12-02 12:01:35 -07:00
Behdad Esfahbod
8e9e94dba9
Revert "[vector] Optimize grow_vector() for size"
...
This reverts commit 1dd9396c7a
.
Is faster indeed.
15% on SourceHanSans/10000 benchmark.
2022-12-02 12:01:35 -07:00
Behdad Esfahbod
2644540a74
[subset-cff] Compact parsed strings if using accelerator
...
Saves 32% on SourceHanSans/10000 benchmark!
Also, use memcmp now for writing out strings since now that our
ops are not super short, that's faster.
This makes cff-japanese test takes super long though; that needs
inspection.
2022-12-02 12:01:35 -07:00
Behdad Esfahbod
6012d3b228
[subset-cff] Write out charstrings zerocopy to serializer
2022-12-01 17:33:53 -07:00
Garret Rieger
16f61a1c87
[repacker] only build repacker fuzzer when experimental api is enabled.
2022-12-02 00:02:14 +00:00
Behdad Esfahbod
36e1a6339c
[cff] Add total_size to INDEX
2022-12-01 17:00:03 -07:00
Behdad Esfahbod
3843000660
[serialize] Add start_zerocopy()
2022-12-01 16:48:22 -07:00
Garret Rieger
de5a621322
[repacker] enforce root node having no incoming edges.
2022-12-01 23:37:16 +00:00
Behdad Esfahbod
a2681c37c1
[cff-subset] Simplify INDEX serialize() more
2022-12-01 16:15:23 -07:00
Behdad Esfahbod
c4b05878cb
[subset-cff] Remove INDEX unused serialize() methods
2022-12-01 15:56:37 -07:00
Behdad Esfahbod
b3ad4d72cc
[cff] Another no-memset in INDEX
2022-12-01 15:46:00 -07:00
Behdad Esfahbod
5fd2f255fc
[open-type] Don't memset 0 in serialize for ArrayOf family
...
Not necessary.
2022-12-01 15:18:59 -07:00
Garret Rieger
30e405e470
[repacker] ensure link obj indices are valid.
2022-12-01 22:12:59 +00:00
Behdad Esfahbod
70ac6dfb28
[subset-cff] Don't memset 0 INDEX and other serialize methods
...
Not necessary.
2022-12-01 14:58:25 -07:00
Garret Rieger
554ed06fac
[repacker] add cycle detection to the graph sort.
...
This allows us to bail early if the graph is not acyclic.
2022-12-01 21:52:37 +00:00
Behdad Esfahbod
a66de336fb
[vector] Minor use get_size() in as_bytes()
2022-12-01 14:32:13 -07:00
Behdad Esfahbod
0b826368fd
[serializer] Don't memset memory in embed
...
Not necessary.
2022-12-01 14:23:25 -07:00
Behdad Esfahbod
3b68c7146f
[array] Don't clear serializer buffer when copying out
...
Not needed.
2022-12-01 14:19:27 -07:00
Behdad Esfahbod
57808609c9
[VarData] Move an unlikely
2022-12-01 14:03:56 -07:00
Garret Rieger
9e99d08470
[repacker] validate link widths during repacker setup.
2022-12-01 20:17:41 +00:00
Garret Rieger
edf7a29595
[repacker] Validate link positions before running the repacker.
2022-12-01 20:17:41 +00:00
Garret Rieger
88d437525f
[repacker] add test for repacker fuzzer.
2022-12-01 20:17:40 +00:00
Garret Rieger
6627a1ab45
[repacker] Add a initial seed for the fuzzer repacker.
2022-12-01 20:17:40 +00:00
Garret Rieger
deca30b268
[repacker] get repacker fuzzer working.
...
Additionally add helper method that allows a graph to be saved as a fuzzer seed.
2022-12-01 20:17:40 +00:00
Garret Rieger
261a605f9c
[repacker] verify graph is a dag before using the fuzzer input.
2022-12-01 20:17:40 +00:00
Garret Rieger
985b19f678
[repacker] begin implementing a fuzzer for the repacker api.
2022-12-01 20:17:39 +00:00
Matthias Clasen
c6d616cc41
Generate and install hb-features.h
...
This header has defines for all the optional
dependendencies that come with their own Harfbuzz
headers, so you can do:
#include <hb-features.h>
#ifdef HB_HAS_DIRECTWRITE
#include <hb-directwrite.h>
#endif
2022-12-01 18:16:55 +08:00
Behdad Esfahbod
8805a866b5
[ClassDef2] Write a few loops as range-based for
2022-11-30 17:18:04 -07:00
Behdad Esfahbod
ac8b232a2d
[gsub] Cache intersects_class results for closure
...
Benchmark Time CPU Time Old Time New CPU Old CPU New
----------------------------------------------------------------------------------------------------------------------------------------------------------------------
BM_subset/subset_codepoints/NotoNastaliqUrdu-Regular.ttf/nohinting/10 +0.0246 +0.0240 0 0 0 0
BM_subset/subset_codepoints/NotoNastaliqUrdu-Regular.ttf/nohinting/64 -0.5541 -0.5544 4 2 4 2
BM_subset/subset_codepoints/NotoNastaliqUrdu-Regular.ttf/nohinting/512 -0.1120 -0.1123 43 38 43 38
BM_subset/subset_codepoints/NotoNastaliqUrdu-Regular.ttf/nohinting/1400 -0.1154 -0.1159 43 38 43 38
2022-11-30 17:09:04 -07:00
Behdad Esfahbod
20a0a46729
[perf] Remove stale run.sh
2022-11-30 15:59:54 -07:00
Behdad Esfahbod
38e7bc345c
[benchmark-subset] Support testing arbitrary fonts from cmdline
2022-11-30 15:02:42 -07:00
Behdad Esfahbod
c6a4b60116
[gsubgpos] Add an unlikely
2022-11-30 15:02:42 -07:00
Behdad Esfahbod
d4dec54c3a
[ci] Switch configs build to Ubuntu 20.04
...
https://github.com/actions/runner-images/issues/6002
2022-11-30 14:14:54 -07:00
Behdad Esfahbod
52d8346d99
[ci] Change Linux runner to Ubuntu 20.04
...
https://github.com/actions/runner-images/issues/6002
2022-11-30 14:14:54 -07:00