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206 Commits

Author SHA1 Message Date
Ebrahim Byagowi b2628f1a3e [glyf] Move glyph bytes drop hints logic to GlyphHeader 2019-10-08 15:40:29 +03:30
Ebrahim Byagowi 1fb9c3b646 [glyf] Implement depth limit for add_gid_and_children 2019-10-08 15:40:29 +03:30
Ebrahim Byagowi be0eddd418 [glyf] Move add_gid_and_children to glyf table 2019-10-08 15:40:29 +03:30
Ebrahim Byagowi ad86806dcb [glyf] Move subset related methods inside GlyphHeader 2019-10-08 15:40:29 +03:30
Ebrahim Byagowi 7839e23558 [glyf] minor 2019-10-08 15:40:29 +03:30
Ebrahim Byagowi cbefbb2439 [glyf] Move padding removal logic to GlyphHeader 2019-10-08 15:40:29 +03:30
Ebrahim Byagowi 1ab8f9aa7a [glyf] minor 2019-10-08 15:40:29 +03:30
Ebrahim Byagowi 13fb5612ad [glyf] Aggregate get_offsets uses 2019-10-08 15:40:29 +03:30
Ebrahim Byagowi d73cdcf361 [ot-font] Apply font scaling before turning to int 2019-10-08 11:11:18 +03:30
Ebrahim Byagowi f2339964b7 [glyf] minor, remove GlyphHeader::simple_* helpers 2019-10-06 16:58:38 +03:30
Ebrahim Byagowi 2d7ca6a76a [glyf] Move get_instruction_length inside GlyphHeader struct 2019-10-06 16:58:38 +03:30
Ebrahim Byagowi 50aef4d7f8 [glyf] cleanup 2019-10-06 16:58:38 +03:30
Ebrahim Byagowi ee3f4630d7 [glyf] Remove get_composite_iter and refactor bytes_for_glyph for shape uses 2019-10-06 16:58:38 +03:30
Ebrahim Byagowi 8378ab96e2
[glyf] Rewrite composite iterator to new iterators convention 2019-10-06 13:49:45 +03:30
Ebrahim Byagowi 5752863640 [glyf][gvar] Make HB_NO_VAR buildable 2019-10-06 08:59:12 +03:30
Ebrahim Byagowi b3afa81644 [glyf] Use common convention of other tables access, format 2019-10-06 08:59:12 +03:30
Ebrahim Byagowi 88bd342c0f [glyf] minor 2019-10-06 08:59:12 +03:30
Michiharu Ariza b9ff43c162 Implement gvar table and variable glyf 
Split from Ariza's "[subset] TrueType/CFF2 variable font" work on #1594
 2019-10-06 08:58:40 +03:30
Ebrahim Byagowi cbc0646a6c Minor, normalize for each calls 2019-09-24 12:09:20 +03:30
Ebrahim Byagowi 6e42a418c8 Minor, turn more of hb_apply to for each 2019-09-21 17:52:01 +04:30
Ebrahim Byagowi d512087e4d Rename GlyphID to HBGlyphID 
Avoid collision with macOS's ATSUnicodeTypes.h GlyphID
 2019-09-14 11:55:53 +04:30
Ebrahim Byagowi dce42cef2b [glyf] Move GlyphHeader::from_bytes to hb_bytes_t, introduce .as<T> () 2019-08-27 17:38:09 +04:30
Ebrahim Byagowi 6e82d59b4f
[glyf] Revert the way indexToLocFormat is set 2019-08-27 12:33:42 +04:30
Ebrahim Byagowi 2f8e823331
[glyf] minor 2019-08-25 12:37:40 +04:30
Ebrahim Byagowi 07e467a30e [glyf] Move GlyphHeader size checking to a static method 2019-08-25 01:10:37 +04:30
Ebrahim Byagowi 139d14dc89 [glyf] Move GlyphHeader related logics to its, making its fields protected 2019-08-24 17:50:25 +04:30
Ebrahim Byagowi d57819cbdb [glyf] format source 2019-08-24 17:00:54 +04:30
Ebrahim Byagowi 2aef3013f3 [subset] Consider instruction length place itself 
Now fixes https://crbug.com/oss-fuzz/16639 completely
 2019-08-24 16:11:21 +04:30
Ebrahim Byagowi 385e436692 Minor, fix gcc maybe-uninitialized complain 
I guess all of its field will be initialized anyway here but lets make it more defensive
 2019-06-07 10:49:57 -07:00
rsheeter 49879adbfc [subset] Correct calculation of max offset; fixes bug where loca would erroneously be short 2019-05-31 19:43:30 -07:00
Rod Sheeter 1197bef26c [subset] Per code review, use hb_array to avoid duplicated type name 2019-05-24 10:52:49 -07:00
Rod Sheeter 13b3cd307e [subset] Address @behdad review feedback 2019-05-24 10:10:12 -07:00
Rod Sheeter 58ce477ac1 [subset] Report failure more often 2019-05-21 20:22:40 -07:00
Rod Sheeter 14e3b0cf41 [subset] Code review feedback 2019-05-21 20:09:36 -07:00
Rod Sheeter 349d692b0e [subset] Iter in and out for loca 2019-05-21 12:38:53 -07:00
Rod Sheeter 95445d79be [subset] Write loca using more idiomatic harfbuzzese 2019-05-21 11:14:31 -07:00
Rod Sheeter 3a43603ece [subset] Fix memory leak caused by failure to cleanup glyf accelerator 2019-05-20 21:25:42 -07:00
Rod Sheeter 5cedda5e4a [subset] Fix null pointer deref, tidy up a bit 2019-05-20 21:25:42 -07:00
Rod Sheeter 8a84b540c7 [subset] Tests passing using iterator based glyf 2019-05-20 21:25:42 -07:00
rsheeter 9d09ac13a1 [subset] Tweak hint stripping 2019-05-20 21:25:42 -07:00
rsheeter 3a4c928fcf [subset] Fix glyf tests except hint stripping & local test asan 2019-05-20 21:25:42 -07:00
Rod Sheeter b77dde8f13 [subset] Destroy blob 2019-05-20 21:25:35 -07:00
Rod Sheeter 14db6512f8 [subset] Correct flipped use short computation 2019-05-20 21:25:29 -07:00
Rod Sheeter ab3fe5de2b [subset] Glyf by iter now runs but fails tests 2019-05-20 21:25:16 -07:00
rsheeter 0d7fef2d50 [subset] Dinner time, checkpoint 2019-05-20 21:25:11 -07:00
rsheeter 240bc86e3a [subset] Remove subset-glyf; want everything to point to new iter-based edition. Some of the code will resurface as impl builds out. 2019-05-20 21:25:05 -07:00
rsheeter 02d4d4f3e6 [subset] Starting to sketch glyf as iter 2019-05-20 21:24:59 -07:00
Behdad Esfahbod 750d5af48e Make compiler happy with -Og 2019-05-08 12:10:00 -07:00
Behdad Esfahbod 41248cce0e Remove MIN/MAX in favor of hb_min/hb_max 2019-05-07 20:54:31 -07:00
Behdad Esfahbod b986c6a321 [C++11] Remove IntType::set() in favor of operator= 2019-03-29 20:21:21 -07:00
Behdad Esfahbod ef00654962 Convert tag enum class consts to static constexpr 
Part of https://github.com/harfbuzz/harfbuzz/issues/1553
 2019-01-22 12:17:26 +01:00
Ebrahim Byagowi ae6e348d64 Minor, tweak spaces 2018-12-22 20:07:57 +03:30
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
Ebrahim Byagowi 7ee5c52345
minor style fix, use void in methods on no argument 2018-12-12 15:14:37 +03:30
Ebrahim Byagowi 1683bb2c93
[glyf] minor 2018-12-08 13:57:39 +03:30
Behdad Esfahbod 5c4fead734 Convert "static const hb_tag_t" constants to enum 2018-11-29 15:05:47 -05:00
Behdad Esfahbod fa9f585ec5 [glyf] Don't mark structs UNBOUNDED 
See comments.
 2018-11-22 17:56:51 -05:00
Behdad Esfahbod 2737aa81e5 Fix up recent change 
Fixes https://github.com/harfbuzz/harfbuzz/issues/1300
 2018-11-22 01:44:27 -05:00
Ebrahim Byagowi 11aa0468ac [subset] minor, adjust spaces 2018-11-16 00:02:47 +03:30
Behdad Esfahbod c52d5bcd94 [ot-face] Add 'head' table 2018-11-13 11:41:29 -05:00
Behdad Esfahbod da6aa3b033 Add hb_blob_ptr_t.destroy() 2018-11-11 11:40:57 -05:00
Behdad Esfahbod 0b0fad3ea8 [color] Port to hb_blob_ptr_t 
Fix hb_blob_ptr_t::get_length () as well.
 2018-11-11 00:26:55 -05:00
Ebrahim Byagowi 6b8178c649
[glyf] minor 2018-11-10 02:42:08 +03:30
Behdad Esfahbod 0b0b38ec1e Fix null accelerator's 
Fixes all except for cmap.  To be done separately.

Part of https://github.com/harfbuzz/harfbuzz/issues/1146
 2018-11-03 16:16:31 -04:00
Behdad Esfahbod 4d4e526b5c Improve blob->as<> 
It's true that blob->as<> should only be called on null or sanitized
data.  But this change is safe, so keep it.
 2018-10-31 13:19:42 -07:00
Behdad Esfahbod 39bd07aed5 Fix bunch of unused parameter warnings 
Show up with gcc -O0.

There's a few more but those are functions that need to be filled in.

Maybe this is a lost battle...
 2018-10-26 21:22:26 -07:00
Behdad Esfahbod dff2c45f1e Port rest from VAR to UnsizedArrayOf<> 2018-09-11 01:01:08 +02:00
Behdad Esfahbod aba0a945c5 [subset] Add hb-subset-input.hh and make hb-subset.hh toplevel include 2018-08-31 13:25:19 -07:00
Behdad Esfahbod 3a0b3a29cc Free up hb-ot-face.hh from includes 
There might be a better way to do this, but I couldn't find...
 2018-08-26 15:11:24 -07:00
Behdad Esfahbod c77ae40852 Rename hb-*private.hh to hb-*.hh 
Sorry for the noise, downstream custom builders.  Please adjust.
 2018-08-25 22:36:36 -07:00
Behdad Esfahbod b912fbea17 Remove most uses of direct comparison to Null objects 2018-08-06 06:38:59 -07:00
Behdad Esfahbod 36ed163fdd Remove unnecessary OT:: namespace specifiers 2018-07-23 11:57:45 -07:00
Behdad Esfahbod 9583e0077d Port more off of Sanitizer<> 2018-07-22 22:43:25 -07:00
Garret Rieger 251cc977e9 [subset] Switch to using hb_map_t inside of hb_subset_plan_t. 2018-05-30 17:23:59 -06:00
Behdad Esfahbod eba1c16a60 Always lock blob in sanitize. Remove blob->lock_as() in favor of blob->lock() 2018-05-08 02:47:42 -07:00
Behdad Esfahbod b4fa505014 Move Sanitizer::lock_instance<>() to blob->lock_as<>(). 2018-05-08 02:45:08 -07:00
Behdad Esfahbod 5b93f69169 Rename some X-terminated members to Z-terminated 
X-terminated means don't access this, it's not located correctly.
Z-terminated means this is a C array with no bound checking.
 2018-05-02 14:59:14 -04:00
Garret Rieger 4fa1c6705a [subset] Check instruction offsets in glyph to ensure they are in bounds. 2018-04-19 17:19:38 -06:00
Ebrahim Byagowi a02c3ee70f Add or update tables specifications links 2018-04-12 13:44:32 +04:30
Ebrahim Byagowi 2a23606339
Fix llvm-gcc-4.2 compile issue and add a macOS bot to test it (#899) 2018-03-23 18:37:01 +04:30
Garret Rieger 3f55e0e746 [subset] Check for the Null table and not nullptr to detect failure to find a table in glyf accelerator. 2018-03-20 19:47:36 -06:00
Garret Rieger e597436b99 [subset] Disable glyf accelerator_t methods if it didn't successfully init. 2018-03-20 19:47:36 -06:00
Ebrahim Byagowi 9b4a5d7ef1
[ci] Enable -Werror=unused (#862) 2018-03-07 00:23:40 +03:30
Rod Sheeter ffcb5cbf71 [subset] update the test file for composite, fix an offset calculation 2018-02-27 20:17:04 -08:00
Rod Sheeter b3790a65a1 [subset] add a (failing for now) test for composite glyf hint dropping 2018-02-27 17:23:30 -08:00
Rod Sheeter 903771b6c7 [subset] clearer name for trim() and better comment about composite handling, per review feedback 2018-02-26 19:50:06 -08:00
Rod Sheeter 1454d82a9d [subset] keep glyph trim separate of more general get_offset 2018-02-23 17:49:23 -08:00
Rod Sheeter 0ac8c0c1e6 [subset] zero glyf and loca memory before writing so pads are clean. Test just the part of maxp we care about 2018-02-23 17:43:00 -08:00
Rod Sheeter 9bd6d25254 [subset] clone trim logic from fonttools glyf handling 2018-02-23 13:05:58 -08:00
Rod Sheeter 4f07437dfe [subset] sketch out dropping in-glyf instructions. Sometimes yields differnet size glyphs than fonttools, possibly due to padding not being corrected 2018-02-21 22:23:05 -08:00
Garret Rieger 69e443b254 [subset] Switch to hb_blob_copy_writable_or_fail in glyf subsetting. 2018-02-20 14:29:21 -08:00
Garret Rieger e3e0ac9823 [subset] Move glyf subsetting code into hb-ot-glyf-table.hh 2018-02-20 14:07:40 -08:00
Garret Rieger 49544eb860 [subset] Refactor composite glyf iteration code into an Iterator outside of the accelerator. 2018-02-16 18:29:29 -08:00
Garret Rieger 58a54c9d4f [subset] add constant to get_composite and in_table methods in hb-ot-glyf-table 2018-02-16 18:29:29 -08:00
Garret Rieger d368414143 [subset] add helper methods to glyf accelerator for reading composite glyph information. 2018-02-16 18:29:29 -08:00
Garret Rieger 05d65baa1b Extract glyf offset calculation into it's own method. 2018-02-07 17:28:43 -06:00
Behdad Esfahbod 6b19178ee3 Prefix int types with HB 
Such a headache that Windows defines UINT8, ...; Just prefix it.
 2018-01-10 03:07:30 +01:00
Behdad Esfahbod 470fe5b603 [aat] Implement Lookup table 
Untested, but compiles.
 2018-01-10 02:50:49 +01:00
Behdad Esfahbod 6f335ed1e5 Replace USHORT/SHORT/ULONG/etc with UINT16/INT16/UINT32/etc 2017-11-14 21:06:07 -08:00
Behdad Esfahbod e20e47eaa1 [glyf] Try fixing undefined-behavior 
Might fix https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=1463
 2017-11-14 20:25:29 -08:00
Behdad Esfahbod f00a94e1ec Adjust privacy for recent changes 2017-11-14 19:54:48 -08:00
Behdad Esfahbod 7e2839c438 [ot] Move hb_ot_face_glyf_accelerator_t 2017-11-14 19:52:29 -08:00
Behdad Esfahbod 082b79fe9f Use FWORD and UFWORD when it makes sense 
I had forgotten about those types.
 2016-03-01 16:41:26 +09:00
Behdad Esfahbod b47159011c Define return_trace() 
Not functional change (expected!).
 2015-09-29 14:57:02 +01:00
Behdad Esfahbod b50fcfa829 [ot-font] Implement glyph_extents() for TrueType fonts 
This brings ot-fonts into almost-complete shape and mostly in par with
ft font.
 2015-08-23 14:42:20 +01:00