Commit Graph

60 Commits

Author SHA1 Message Date
Behdad Esfahbod 76879c5763 [subset-cff] Minor hide num_coords again 2023-01-06 11:47:04 -07:00
Behdad Esfahbod 576b36a31b [cff2] Undo rounding change in draw() codepath 2023-01-06 11:40:21 -07:00
Behdad Esfahbod 4867e0b192 [subset-cff2] Faster instancing
Instantiate blends during parsing. Dedups code as well.
2023-01-06 11:39:13 -07:00
Behdad Esfahbod c632a164b9 [subset/cff] Support instancing 2023-01-06 11:01:25 -07:00
Behdad Esfahbod 8f2345ca36 Use more vector resize_exact 2023-01-02 18:08:45 -07:00
Behdad Esfahbod b1c4cb0cae [cff2] Use a shrink instead of resize
Such that we can free the allocation.
2023-01-01 18:41:19 -07:00
Behdad Esfahbod b803024caf [cff2] Another exact-size allocation 2022-12-31 12:40:07 -07:00
Behdad Esfahbod 3d4659beaa [cff2] Use exact-size vector allocation for blends 2022-12-31 12:38:58 -07:00
Behdad Esfahbod b33297ee26 [cff2] Remove unused typedef 2022-12-02 14:43:37 -07:00
Behdad Esfahbod 70d97d079b [subset-cff] Remove unused argument 2022-11-26 15:16:11 -07:00
Behdad Esfahbod 4167e93a15 [subset-cff2] Micro-optimize blend operator 2022-11-26 15:14:52 -07:00
Behdad Esfahbod f159bf075b [cff2] Micro-optimize blend operator 2022-11-26 15:11:32 -07:00
Behdad Esfahbod bff78e6515 [cff] Convert interpretation environment to use constructor 2022-05-10 16:50:38 -06:00
Behdad Esfahbod 0a42410dc8 [cff2] Change extents/shape stack to be just a number
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
------------------------------------------------------------------------------------------------------------------------------------------------
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
Behdad Esfahbod 8aa54aaca2 [cff] Replace byte_str_t with hb_bytes_t use 2022-05-09 17:34:58 -06:00
Behdad Esfahbod 29f60d1eaa [cff] Remove init/fini from blend_arg_t 2022-01-18 11:58:16 -07:00
luz paz e2e305066a Fix various typos
Found via `codespell -q 3 -S ./perf/texts -L actualy,ba,beng,fo,gir,inout,nd,ot,pres,ro,te,teh,timne`
2022-01-16 05:39:03 -08:00
Behdad Esfahbod ff1fe25a5d [VarStore] Rename internal get_scalars() to get_region_scalars() 2021-07-29 00:49:36 -06:00
Ebrahim Byagowi efd716de3f [cff] Check for scalars array resize result
Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=24504
2020-07-31 09:27:27 +04:30
Ebrahim Byagowi d0e2addd43 minor 2020-07-18 22:16:02 +04:30
Ebrahim Byagowi 2be859d289 minor, replace nullptr checks with implicit ones 2020-04-21 00:30:34 +04:30
Ebrahim Byagowi 2dda6dd744 minor, tweak spacing
turn 8 spaces to tab, add space before Null/Crap
2020-04-20 16:18:29 +04:30
Ebrahim Byagowi 5f23a76e99 [cff] Don't remove coords const qualification
We should find some way to audit all the const removals, perhaps by
enabling -Wold-style-cast warning on the project and turning all the
implicit const removals to const_cast.
2020-02-24 08:23:25 +03:30
Michiharu Ariza 01832fd16b alternate fix for https://crbug.com/971933 2019-06-26 15:59:00 -07:00
Ebrahim Byagowi 92588782d7
Remove space between right angle brackets now that we have C++11 (#1689) 2019-04-30 13:05:10 -07:00
Michiharu Ariza 29f0b6bce7 CFF renaming (#1507)
* reimplement ByteStr as byte_str_t based on hb_ubytes_t

Unuse start_embed<ByteStr>
Also renamed SubByteStr to byte_str_ref_t
More renaming to come

* substr renamed to str_ref in line with its type byte_str_ref_t

* uncamelize non-table struct names

* uncamelized non-struct types OpCode etc

* add byte_str_t copy ctor

* test

* test2

* undo tests

* fix bot failure

* undo the previous change

* fixed tabs, added inline

* Revert "fixed tabs, added inline"

This reverts commit 21163c30e9.

* fix tabs
2018-12-22 10:47:04 -05:00
Behdad Esfahbod 474a12058d [array/vector] Rename len to length 2018-12-21 18:53:01 -05:00
Behdad Esfahbod f1e95e40ed [arrays] Remove hb_supplier_t<> 2018-12-18 16:49:08 -05:00
Ebrahim Byagowi e412008599 Remove redundant void from C++ sources (#1486) 2018-12-17 13:01:01 -05:00
Ebrahim Byagowi b2ebaa9afa Remove redundant 'inline' from methods (#1483) 2018-12-16 14:08:10 -05:00
Michiharu Ariza 59345cdef3 [CFF] Refix oss-fuzz 11714: set_blends (PR #1458) (#1460)
* pass subarray of stack to set_blends

* get_subarray to return a value, not ref

* restored error check (with tweak)
2018-12-06 13:36:26 -08:00
Michiharu Ariza 14d29a1043 check number of blends against args on stack 2018-12-05 21:33:29 -08:00
Michiharu Ariza c48f53d309 more double changes 2018-12-03 16:59:41 -08:00
Michiharu Ariza 5fff6ab002 additional precision made a difference in extents test 2018-12-03 16:06:58 -08:00
Behdad Esfahbod 825df6dbc7 [CFF] Change spaces to tabs 2018-11-30 23:04:59 -05:00
Behdad Esfahbod 592f39b3c4 [CFF] Whitespace 2018-11-30 22:54:57 -05:00
Michiharu Ariza d8c6913765 undo 0u 2018-11-30 18:58:14 -08:00
Michiharu Ariza 9483da145d redo fixes 2018-11-30 16:59:41 -08:00
Michiharu Ariza 9784cff556 fix another pesky gcc error 2018-11-30 16:07:08 -08:00
Michiharu Ariza 0dfa584cb4 changed Adobe company name 2018-11-12 08:47:07 -08:00
Michiharu Ariza e0c30b961d merge with cff-subset branch 2018-11-07 15:08:55 -08:00
Michiharu Ariza 0996c0ff62 implented no-desubroutinize with CFF2 along with API test
replaced AdobeVFPrototype.abc.otf with a hinted (maually) & subroutinized copy
replaced expected results as well
2018-11-07 14:48:37 -08:00
Michiharu Ariza ae8fd0dbfb clear stack after vsindex op 2018-11-07 09:16:12 -08:00
Michiharu Ariza 2840a104c1 tweaks to build with new merge 2018-11-01 16:18:13 -07:00
Michiharu Ariza d56e338a90 CFF1 no-desubroutinize + no-hinting
no-desubroutinize option is disabled for now
code cleanup (esp. CFF1 width handling)
bug fixes & renaming
2018-10-31 22:30:34 -07:00
Michiharu Ariza 7d99a6cef8 overhauled error handling in CFF interpreter
minimized "if (error) return false" idiom
2018-10-12 02:16:07 -07:00
Michiharu Ariza af61c3b10f added vsindex test & fixed process_vsindex 2018-10-10 18:35:12 -07:00
Michiharu Ariza df964a0931 fixed test-subset-cff2 2018-10-08 15:38:05 -07:00
Michiharu Ariza b51418f596 added CFF2 get_extents
added source hb-ot-cff2-table.cc
augmented VariationData to return scalars
misc bug fixes, renaming, cleanup
2018-10-08 15:05:36 -07:00
Michiharu Ariza 76e54d2bd8 fixed subroutinized CFF2 flattening
and some code cleanup
2018-09-21 12:16:36 -07:00