Behdad Esfahbod
75e6498d9a
Don't use M_PI
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Fixes https://github.com/harfbuzz/harfbuzz/issues/4166
Happy Pi Day!
2023-03-14 12:41:46 -06:00
Garret Rieger
663ecc01d8
[subset] don't free glyphs by range.
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The iterator in this loop is a map iterator so glyphs are not necessarily traveresed in order.
2023-03-13 16:32:59 -06:00
Garret Rieger
3d05b96181
[subset] track which glyphs have allocated memory so we can clean up correctly.
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Fixes https://oss-fuzz.com/testcase-detail/5388270411579392
2023-03-13 16:03:58 -06:00
Garret Rieger
28b05e1cb6
[subset] Fix memory leak in glyf subset.
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Fixes fuzzer issue: https://oss-fuzz.com/testcase-detail/6525813890875392 .
2023-03-08 17:02:04 -07:00
Garret Rieger
9286e12525
Don't subset a glyf table with an unknown format.
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Fixes fuzzer issue: https://oss-fuzz.com/testcase-detail/4875306193518592
2023-03-08 14:51:54 -07:00
Behdad Esfahbod
cfa9541daa
[glyf] "Support" glyf version 1
2023-03-08 10:35:39 -07:00
Behdad Esfahbod
f325aba561
[VarComposites] Minor rename
2023-03-06 13:07:42 -07:00
Behdad Esfahbod
6b286cfabf
[cubic-glyf] Remove stale comment
2023-02-21 16:15:45 -07:00
Behdad Esfahbod
22b9315628
[cubic-glyf] Handle wrap-around cubic off-curves
2023-02-21 15:50:55 -07:00
Behdad Esfahbod
050f5a58fe
[cubic-glyf] Handle contour-initial cubic offcurves
2023-02-21 15:26:27 -07:00
Behdad Esfahbod
c6c1c6ddf1
Merge pull request #4107 from harfbuzz/cubic-glyf
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[glyf] Support cubic curves
2023-02-11 09:20:51 -07:00
Behdad Esfahbod
6ddd490191
[path-builder] Comment re cubic
2023-02-10 14:24:03 -07:00
Behdad Esfahbod
91c2f098d0
[cubic-glyf] Add HB_NO_CUBIC_GLYF
2023-02-10 14:15:16 -07:00
Qunxin Liu
af1e605be2
[instancer] bug fix
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It's possible that length of all_points equals to 4 for non-empty
glyphs: a composite glyph which contains only one child glyph that is
empty.
2023-02-10 12:51:27 -07:00
Behdad Esfahbod
1d9dafbfd5
[glyf] Support cubic curves
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https://github.com/harfbuzz/boring-expansion-spec/issues/41
2023-02-07 22:19:45 -07:00
Behdad Esfahbod
ef2a8f722f
[VarComposite] Adjust for RESET_UNSPECIFIED_AXES semantic change
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https://github.com/harfbuzz/boring-expansion-spec/issues/81
2023-02-06 12:04:16 -07:00
Garret Rieger
fda200658e
[subset] fix missing compiled glyph cleanup when serialization succeeds.
2023-02-02 15:25:37 -07:00
Qunxin Liu
5e86870378
[instancer] compute head/maxp values using only non-empty glyphs
2023-01-25 14:53:19 -07:00
Qunxin Liu
d15551c6f3
[instancer] update head table flagbit: allXMinIsLsb
2023-01-25 14:53:19 -07:00
Behdad Esfahbod
a4420479a8
Revert "[VarComposite] Fix skew"
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This reverts commit 8cf7076309
.
2023-01-25 14:37:10 -07:00
Behdad Esfahbod
8cf7076309
[VarComposite] Fix skew
2023-01-25 14:35:35 -07:00
Qunxin Liu
90a98dd62a
[instancer] fix potential memory leak for compiled glyph bytes
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Also calculate max_offsets after glyph bytes are compiled, cause byte
length of a glyph might change after compile
2023-01-25 11:37:19 -07:00
Qunxin Liu
27f72f0deb
[instancer] avoid double free for compiled glyph bytes
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also increase the HB_GLYF_MAX_POINTS limit to 20000 cause the test file has a
.notdef glyph which is a composite glyph and has 10176 points after
get_points() call
2023-01-24 17:28:51 -07:00
Qunxin Liu
30058f489a
[instancer] trim .notdef outline data after recalc bounds
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If outline data present, we use it to recalc bounds and then trim it
accordingly
2023-01-20 14:50:03 -08:00
Qunxin Liu
94c390d078
[instancer] update head table
2023-01-20 14:50:03 -08:00
Qunxin Liu
2ecb1c31e9
[instancer] always recalculate bounds when --instance option enabled
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But don't recompile glyph bytes if pinned at default
2023-01-20 14:50:03 -08:00
Qunxin Liu
1f948e7fd5
[instancer] store recalculated head/maxp info in subset plan
2023-01-20 14:49:54 -08:00
Qunxin Liu
92122421c9
[instancer] update vhea/hhea tables
2023-01-20 14:48:53 -08:00
Behdad Esfahbod
d06976e68f
[glyf] Add an edge-count limit
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Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=55246
2023-01-20 08:21:43 -07:00
Behdad Esfahbod
eed5d5efdd
[VarComposite] Implement RESET_UNSPECIFIED_AXES
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Fixes https://github.com/harfbuzz/boring-expansion-spec/issues/79
2023-01-18 14:13:12 -07:00
Behdad Esfahbod
ed023f66df
Enable -Wformat-signedness
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And fix the codebase.
2023-01-12 17:04:24 -07:00
Behdad Esfahbod
cfb672f1e5
[glyf] Revert sign of advance widths back
2023-01-12 11:59:18 -07:00
Behdad Esfahbod
65d3db375c
[subset-plan] Simplify user_axes_location allocation
2023-01-11 12:36:54 -07:00
Behdad Esfahbod
75b33cb04b
[subset-plan] Simplify hmtx_map / vmtx_map allocation
2023-01-11 12:24:35 -07:00
Behdad Esfahbod
33ce3a0d44
[subset] Minor adjust a couple types
2023-01-11 12:21:26 -07:00
Behdad Esfahbod
c8486b6301
[open-type] Add to_int to fixed types
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To make sure we don't accidentally forget to_float().
As we did recently in COLRv1 code.
2023-01-07 14:15:17 -07:00
Behdad Esfahbod
2eacc37e08
[vector] Add internal API for exact-size allocation
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Use it from a couple of places.
2022-12-31 12:30:31 -07:00
Behdad Esfahbod
ae208963df
Add hb-limits.hh
2022-12-26 12:30:39 -07:00
Behdad Esfahbod
f3985d9482
[paint] Fix drawing non-color glyphs
2022-12-23 13:37:59 -07:00
Matthias Clasen
c221933977
[paint] Preserve foreground information
2022-12-23 13:37:59 -07:00
Matthias Clasen
6387004cad
[paint] Simplify api
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Drop the hb_paint_context_t struct from the API, and
only pass the font where we need it.
2022-12-23 13:37:59 -07:00
Matthias Clasen
71bd5a0dfc
[paint] Resolve colors
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We don't need to pass the index/alpha pairs to
client callbacks, and can just resolve the colors
internally.
Update test results.
2022-12-23 13:37:59 -07:00
Matthias Clasen
9be01b6bff
[paint] Pass hb_paint_context_t along
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Replace the font argument with a hb_paint_context_t
that carries the font, the palette index and the
foreground color.
The hb_font_paint_glyph() api now takes the palette
index and the foreground color as extra arguments.
Update all callers and regenerate test results.
2022-12-23 13:37:59 -07:00
Matthias Clasen
97224f3b63
[paint] Pass font to all callbacks
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This will lead to easier implementations.
At the same time, we change the push_clip_glyph
callback to use the font as-is, no unscaling needed.
Update all callers and expected test results.
2022-12-23 13:37:59 -07:00
Matthias Clasen
686e627bdf
[paint] Set up root transform in one place
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Instead of spreading this in all the tables,
make hb_paint_funcs_t provide a push/pop_root_transform
that does all the setup.
2022-12-23 13:37:59 -07:00
Behdad Esfahbod
601a596ca0
[paint] Fix include path
2022-12-23 13:37:59 -07:00
Matthias Clasen
2edd771cf5
glyf: Implement paint_glyph
2022-12-23 13:37:59 -07:00
Behdad Esfahbod
9a0ebd2b2a
[glyf] Fix slant-scaling in GlyphHeader too
2022-12-22 10:21:50 -07:00
Behdad Esfahbod
b0abbfd868
[font] Centralize glyph-extents scaling
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Needs more testing...
Some rounding was removed, namely in cff1 and cff2.
2022-12-22 07:32:15 -07:00
Behdad Esfahbod
97b8ada865
[varc] Reset component coordinates to that of the font
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Fixes https://github.com/harfbuzz/boring-expansion-spec/issues/78
2022-12-21 19:52:20 -07:00