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1cb47eff
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2024-02-06T14:49:31
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Rename VariationStore to ItemVariationStore
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3a9262cc
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2023-11-04T12:52:46
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[sanitize] More hb_barrier() annotations
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30672c7e
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2023-11-03T18:52:03
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Add hb_barrier()
And annotate some more.
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775320a4
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2023-11-03T18:38:12
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[sanitize] Add barriers to runtime-checked values
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f05636e1
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2023-11-02T09:18:15
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[instancer] fix build issue after rebase
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6c017a11
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2023-11-01T09:54:46
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[instancer] SinglePos/PairPos: do not strip_hints for partial instancing
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2804127a
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2023-10-31T15:12:55
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[Value] Typed offsets
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8585d600
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2023-10-17T14:30:17
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[instancer] update variable device flags in ValueFormat
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eae82788
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2023-07-02T13:07:26
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[GPOS] Micro-optimize lazy_some_gpos check
Speeds up 11% in:
BM_Font/load_face_and_shape/Roboto-Regular.ttf/hb
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46e54a23
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2023-07-02T13:03:16
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[GPOS] Remove extra check
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2d6091fc
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2023-06-30T11:48:56
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[GPOS] Make AnchorMatrix sanitize lazy again
Was reverted in the previous commit, because it was incomplete.
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690af7aa
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2023-06-30T10:36:01
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[GPOS] Sanitize Device tables lazily
This speeds up face loading for variable fonts by 80%!
Comparing before to after
Benchmark Time CPU Time Old Time New CPU Old CPU New
---------------------------------------------------------------------------------------------------------------------------------------------------------------
BM_Font/load_face_and_shape/Roboto-Regular.ttf/hb -0.0368 -0.0366 20 20 20 19
BM_Font/load_face_and_shape/RobotoFlex-Variable.ttf/hb -0.7149 -0.7162 77 22 77 22
BM_Font/load_face_and_shape/RobotoFlex-Variable.ttf/var/hb -0.7241 -0.7255 80 22 79 22
BM_Font/load_face_and_shape/SourceSansPro-Regular.otf/hb -0.1441 -0.1445 28 24 28 24
BM_Font/load_face_and_shape/AdobeVFPrototype.otf/hb -0.7893 -0.7910 66 14 66 14
BM_Font/load_face_and_shape/AdobeVFPrototype.otf/var/hb -0.7865 -0.7882 67 14 66 14
BM_Font/load_face_and_shape/SourceSerifVariable-Roman.ttf/hb -0.8895 -0.8900 227 25 226 25
BM_Font/load_face_and_shape/SourceSerifVariable-Roman.ttf/var/hb -0.8895 -0.8900 226 25 225 25
BM_Font/load_face_and_shape/Comfortaa-Regular-new.ttf/hb -0.5512 -0.5531 42 19 42 19
BM_Font/load_face_and_shape/NotoNastaliqUrdu-Regular.ttf/hb -0.1511 -0.1510 227 192 225 191
BM_Font/load_face_and_shape/NotoSerifMyanmar-Regular.otf/hb -0.1494 -0.1498 41 35 40 34
OVERALL_GEOMEAN -0.6443 -0.6456 0 0 0 0
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d338506c
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2023-06-30T10:13:05
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[GPOS] Reuse sanitize_values_stride_unsafe in another function
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dcecb4d1
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2023-06-05T16:03:36
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[subset/ValueFormat] Micro-optimize
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b63159e8
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2023-01-21T15:50:48
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[PairPosFormat1] Fix stride
Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=55287
and generally the lookup with MediumTypes.
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6de0a6f0
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2022-08-03T11:18:00
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[instance] update GPOS ValueRecord table
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b72995ff
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2022-08-01T14:48:01
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[instance] GDEF table: collect both varidxes and deltas
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7f4b2037
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2022-08-02T18:43:25
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[repacker] include size of device tables when determining PairPos2 split points.
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58fdbd8e
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2022-07-30T02:05:15
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[repacker] begin adding PairPosFormat2 splitting support.
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88ef3c5a
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2022-06-28T23:26:49
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[reorg] Change OT::Layout::GPOS to OT::Layout::GPOS_impl.
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74f45f7c
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2022-06-24T23:14:30
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[reorg] Move remaining GPOS lookup types to new directory.
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c7307ca0
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2022-06-24T22:01:02
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[reorg] Begin moving GPOS into the new directory layout.
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