Behdad Esfahbod
e014405a21
Rename check_array(array, a, b) to check_range()
2018-11-12 14:23:31 -05:00
Behdad Esfahbod
c8f4cc4927
[kerx] Fix integer overflow in multiply
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Fixes https://oss-fuzz.com/v2/testcase-detail/5754863779053568
2018-11-12 14:11:29 -05:00
Behdad Esfahbod
1300f027a9
[kerx] Minor tweak on previous commit
2018-11-12 13:56:48 -05:00
Behdad Esfahbod
d6666b3866
[fuzzing] Remove limited-edition build of libraries
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Use normal, production, shared libraries.
Fixes https://github.com/harfbuzz/harfbuzz/issues/1237
2018-11-12 13:21:14 -05:00
Behdad Esfahbod
a549aa14a0
[kerx] Protect against stack underflow
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Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=11367
2018-11-12 13:02:39 -05:00
Behdad Esfahbod
3e284e02c2
[shape-plan] Minor
2018-11-11 22:51:34 -05:00
Behdad Esfahbod
420c9de644
[shape-plan] Minor rename
2018-11-11 22:50:37 -05:00
Behdad Esfahbod
77bd0a6458
Add variation coords to shape_plan proposal
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This is the root cause of bug worked around in 19e77e01bc
.
Still no shape plan caching for variations though.
2018-11-11 22:08:48 -05:00
Behdad Esfahbod
9c767d075d
Minor
2018-11-11 22:03:15 -05:00
Behdad Esfahbod
f521a28b4a
Embed hb_ot_shape_plan_t into hb_shape_plan_t
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No other shaper will need shape_plan_data, by definition. So, remove
abstraction layer and always create hb_ot_shape_plan_t as part of
hb_shape_plan_t.
2018-11-11 21:54:10 -05:00
Behdad Esfahbod
fabb012104
Remove wrong comment
2018-11-11 17:10:23 -05:00
Behdad Esfahbod
1fd183ee1c
Finish off eecccc919c
2018-11-11 16:47:52 -05:00
Behdad Esfahbod
1beacdded9
Minor
2018-11-11 16:35:28 -05:00
Behdad Esfahbod
e88d47b7f2
Minor
2018-11-11 16:25:43 -05:00
Behdad Esfahbod
55c66c7c56
Revert "Declare Null() constexpr"
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This reverts commit 442a72d95a
.
Doesn't make sense. No idea how my local compilers where happy with it!
2018-11-11 16:09:38 -05:00
Behdad Esfahbod
98c6f03ccd
Minor
2018-11-11 15:54:20 -05:00
Behdad Esfahbod
442a72d95a
Declare Null() constexpr
2018-11-11 15:51:23 -05:00
Behdad Esfahbod
eecccc919c
Don't store to null object
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Ouch :).
2018-11-11 15:48:47 -05:00
Behdad Esfahbod
903856ab50
Remove unused function
2018-11-11 15:45:58 -05:00
Behdad Esfahbod
0e0af11c62
[hdmx] Renames
2018-11-11 12:54:16 -05:00
Behdad Esfahbod
da6aa3b033
Add hb_blob_ptr_t.destroy()
2018-11-11 11:40:57 -05:00
Behdad Esfahbod
bb9abb4efd
[hmtx/port] Use hb_blob_ptr_t
2018-11-11 00:42:23 -05:00
Behdad Esfahbod
0e2680a6e8
[cmap] Port to hb_blob_ptr_t
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Although didn't need it...
2018-11-11 00:28:47 -05:00
Behdad Esfahbod
0b0fad3ea8
[color] Port to hb_blob_ptr_t
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Fix hb_blob_ptr_t::get_length () as well.
2018-11-11 00:26:55 -05:00
Behdad Esfahbod
925b7a214f
Comment
2018-11-11 00:17:30 -05:00
Behdad Esfahbod
dcb6386833
[shape-plan] Remove use of custom null object
2018-11-11 00:16:17 -05:00
Behdad Esfahbod
109891d498
[shape-plan] Make null object all zeros
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To remove custom null object next..
2018-11-11 00:15:08 -05:00
Behdad Esfahbod
34185ff3bc
[blob] Use default null object
2018-11-11 00:12:30 -05:00
Behdad Esfahbod
2ee1d9f555
[blob] Change null object memory mode to DUPLICATE
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We never rely on that being equal to readonly. Just not being
writable. Maybe not even that given that the object is inert.
In prep for next commit, using default null pool.
2018-11-11 00:11:28 -05:00
Behdad Esfahbod
5d0078a48b
Add hb_blob_ptr_t
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Use in a couple of places. Push to bots to see how many unhappy before
I convert the rest.
2018-11-10 23:52:15 -05:00
Behdad Esfahbod
e44046ec49
Minor
2018-11-10 22:41:35 -05:00
Behdad Esfahbod
752bd8a192
[kerx] Fix Format1 tupleKern sanitization
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Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=11312
Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=11305
2018-11-10 21:13:32 -05:00
Behdad Esfahbod
f9e0552deb
[fuzzing] Make "make lib" faster and more usable
2018-11-10 21:06:56 -05:00
Behdad Esfahbod
4674655841
Minor
2018-11-10 20:11:10 -05:00
Behdad Esfahbod
a953b64750
Revert parts of previous commit that made clang unhappy
2018-11-10 20:10:03 -05:00
Behdad Esfahbod
1d66cdcf77
Better fix for MSVC 2008
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Follow up on b4c6113032
Fixes https://github.com/harfbuzz/harfbuzz/issues/1374
2018-11-10 19:57:51 -05:00
Behdad Esfahbod
b4c6113032
Try fixing MSVC 2008 build
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Fixes https://github.com/harfbuzz/harfbuzz/issues/1374
2018-11-10 16:35:39 -05:00
Behdad Esfahbod
f2e942f302
Fix hb_bytes_t's unused template array constructor
2018-11-10 16:11:14 -05:00
Behdad Esfahbod
6213a75b68
Add trivial casts to hb_bytes_t
2018-11-10 16:09:21 -05:00
Behdad Esfahbod
8bb97d2ce1
Revert back hb_bytes_t.cmp() to the scheme it was
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But fix UBSan complaint.
There's nothing in hb_bytes_t that guarantees lexical ordering, and
ordering by length first is much faster.
2018-11-10 16:00:51 -05:00
Behdad Esfahbod
534e1d7694
Fix hb_bytes_t.cmp() for realz this time
2018-11-10 15:45:31 -05:00
Behdad Esfahbod
929f07dbfc
Fix hb_bytes_t.cmp()
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Ouch!
2018-11-10 15:39:07 -05:00
Ebrahim Byagowi
1d82b4761d
[colr/feat/trak] minor
2018-11-10 19:31:12 +03:30
Behdad Esfahbod
3a9fa8c026
[qsort] Fix O(N^2) behavior if all array elements are the same
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Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=11327
Reported as https://github.com/noporpoise/sort_r/issues/7
2018-11-10 01:58:26 -05:00
Behdad Esfahbod
b308aaccf0
[post] Minor
2018-11-10 01:58:26 -05:00
Behdad Esfahbod
4111c3b8cd
[post] Move sanitize close to data fields
2018-11-10 01:58:26 -05:00
Behdad Esfahbod
e26e6dbb33
[post] Remove unnecessary hb_nonnull_ptr_t<>
2018-11-10 01:58:26 -05:00
Ebrahim Byagowi
6b8178c649
[glyf] minor
2018-11-10 02:42:08 +03:30
Behdad Esfahbod
5f97fe9956
Fix a few MSVC 2008 warnings
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https://github.com/harfbuzz/harfbuzz/issues/1374
2018-11-09 10:01:50 -05:00
Behdad Esfahbod
f51bb6ee7b
Merge pull request #1358 from ebraminio/lcar
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Hook AAT's lcar to _get_ligature_carets
2018-11-08 14:42:40 -05:00
Ebrahim Byagowi
b986fead0a
Hook AAT's lcar to _get_ligature_carets
2018-11-08 23:06:26 +03:30
Ebrahim Byagowi
2d987110c0
[aat] Minor
2018-11-08 21:46:26 +03:30
Ebrahim Byagowi
b989507fa6
[aat] Minor ( #1369 )
2018-11-08 20:48:54 +03:30
Ebrahim Byagowi
f90423847b
[just] Initial table implementation ( #1364 )
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A starting point, its sanitization is not tested however
2018-11-08 19:17:02 +03:30
Ebrahim Byagowi
b8b00fb3c6
[aat] Support Lookup<OffsetTo<>>, needed by just and lcar ( #1368 )
2018-11-08 18:53:14 +03:30
Behdad Esfahbod
15326826bf
[aat] Ignore cross-stream offset of deleted-glyphs
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I think it makes sense to accumulate it, but Ned tells me that's
what CoreText does.
2018-11-07 21:58:04 -05:00
Behdad Esfahbod
517a1bac97
Merge pull request #1362 from harfbuzz/cross-kern
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Vastly improve kern/kerx tables, including cross-stream "kerning"
2018-11-07 18:40:48 -05:00
Behdad Esfahbod
b18a56a290
[kerx] Comment
2018-11-07 18:13:22 -05:00
Behdad Esfahbod
006386be3a
[kern] Implement negative state numbers
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Let the fuzzing bots rip this code apart...
2018-11-07 18:04:53 -05:00
Behdad Esfahbod
29c5302376
[morx] Minor
2018-11-07 17:29:37 -05:00
Behdad Esfahbod
385f78b312
[aat] Remove deleted-glyhs after applying kerx/kern
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Finally: Fixes https://github.com/harfbuzz/harfbuzz/issues/1356
Test case:
$ ./hb-shape GeezaPro.ttc -u U+0628,U+064A,U+064E,U+0651,U+0629
[u0629.final.tehMarbuta=4+713|u064e_u0651.shaddaFatha=1@0,-200+0|u064a.medial.yeh=1+656|u0628.initial.beh=0+656]
The mark positioning (kern table CrossStream kerning) only works if deleted
glyph (as result of ligation) is still in stream and pushed through the
state machine.
2018-11-07 17:20:47 -05:00
Behdad Esfahbod
1909072235
[aat] Add debug info to state machine
2018-11-07 16:42:16 -05:00
Behdad Esfahbod
ca23567f41
Disable fallback mark positioning if kern table has cross-stream kerning
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Happens even if the cross-stream kerning is for cursive attachment only. Oh well..
2018-11-07 16:19:51 -05:00
Behdad Esfahbod
5cf6f94dfd
Don't apply both kerx and kern
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Ouch!
2018-11-07 16:07:22 -05:00
Behdad Esfahbod
41cff7afc9
Minor
2018-11-07 16:05:36 -05:00
Behdad Esfahbod
9af983af24
[kern] Switch to dispatch
2018-11-07 16:03:09 -05:00
Behdad Esfahbod
bc06e2805a
[kerx/kern] Add has_cross_stream()
2018-11-07 16:02:40 -05:00
Behdad Esfahbod
ea579f9ccc
[kerx] Fix peculiar indexing that was needed previously
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Not needed now that we use GPOS attachment for cursive kerx.
2018-11-07 15:50:23 -05:00
Behdad Esfahbod
6ee6cd93d8
[GPOS] Only mark unsafe-to-break if kerning happened
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Fixes https://github.com/harfbuzz/harfbuzz/issues/1365
2018-11-07 15:40:55 -05:00
Behdad Esfahbod
501a364d9b
[GPOS] Add TODO item
2018-11-07 15:02:16 -05:00
Behdad Esfahbod
7a9629f2f1
[kerx] Implement CrossStream kerning for non-state-machine subtables
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Untested.
2018-11-07 14:52:57 -05:00
Behdad Esfahbod
0eb4157011
[kerx] Disable backwards-kerning for non-state-machine tables
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That's what the spec says for Backwards flag, only applicable to
formats 1 and 4.
2018-11-07 14:42:15 -05:00
Behdad Esfahbod
b2f687c256
[kerx] Use GPOS attachment facilities for CrossStream kerning
2018-11-07 14:38:29 -05:00
Behdad Esfahbod
e10a856eb2
[kerx] Format
2018-11-07 14:11:48 -05:00
Behdad Esfahbod
649cc3ef27
[kerx] Don't disable crossKerning if kern feature is off
2018-11-07 14:07:13 -05:00
Behdad Esfahbod
0c3b061ac2
[kern] Apply erlier, where GPOS/kerx are applied
2018-11-07 13:58:41 -05:00
Behdad Esfahbod
f4bad0086e
[kerx] Implement tupleKerning for Format1
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Untested.
2018-11-07 13:51:17 -05:00
Behdad Esfahbod
39b4ef6f18
[kerx] Better sanitize tupleKerning
2018-11-07 13:48:45 -05:00
Behdad Esfahbod
14772da06f
[kern/kerx] Share KernTable, renamed to KerxTable
2018-11-07 13:40:22 -05:00
Behdad Esfahbod
c038f5be6b
[fallback] Minor
2018-11-07 13:35:06 -05:00
Behdad Esfahbod
db6e658e8c
[kern/kerx] More towards sharing KernTable
2018-11-07 13:33:23 -05:00
Behdad Esfahbod
89ec095979
[kern] Disable Format1 and Format3 for OT-style tables
2018-11-07 13:10:05 -05:00
Behdad Esfahbod
ab57bcae0f
[kern] Minor
2018-11-07 13:04:21 -05:00
Behdad Esfahbod
30af5b4a4c
[kern] Move code
2018-11-07 12:57:10 -05:00
Behdad Esfahbod
1ff300464a
[kern] Massage more
2018-11-07 12:51:49 -05:00
Behdad Esfahbod
8e9f6cd0fd
[kerx] More minor
2018-11-07 12:49:20 -05:00
Behdad Esfahbod
f8c3df7d4a
[kern/kerx] Minor
2018-11-07 12:48:06 -05:00
Behdad Esfahbod
f5e0a63a22
[kern/kerx] Towards sharing KernTable
2018-11-07 12:32:51 -05:00
Behdad Esfahbod
330508497d
[kern/kerx] Minor
2018-11-07 12:27:44 -05:00
Behdad Esfahbod
1a5ef84900
[kern/kerx] Share Format2
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This, enables Format2 for kern table, which was disabled before.
2018-11-07 12:19:52 -05:00
Behdad Esfahbod
8faec4e334
[kerx] Towards merging Format2
2018-11-07 12:16:38 -05:00
Behdad Esfahbod
d5c0ca210f
[aat] Minor
2018-11-07 12:08:44 -05:00
Behdad Esfahbod
e72e041c3c
[kerx] Rename
2018-11-07 11:56:36 -05:00
Behdad Esfahbod
241ba7da51
[morx/kerx] Rename types
2018-11-07 11:51:40 -05:00
Behdad Esfahbod
c808e444da
[kern/kerx] Share Format1 subtable
2018-11-07 11:47:12 -05:00
Behdad Esfahbod
a244190afa
[kerx] Minor
2018-11-07 11:47:12 -05:00
Behdad Esfahbod
2a72091196
[kerx] Minor
2018-11-07 11:26:57 -05:00
Behdad Esfahbod
f5f4ca7871
[kern/kerx] Enable crossStream kerning in vertical
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CoreText doesn't, but no reason we shouldn't do.
2018-11-07 11:21:09 -05:00
Behdad Esfahbod
d5c88af4a2
[kerx] More towards sharing Format1
2018-11-07 11:20:14 -05:00
Behdad Esfahbod
b693fd0dc6
[morx] Simplify
2018-11-07 11:10:24 -05:00