[Skera] Variations PR 4: Item variation stores - #1807

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skera-variations-ivs

Commits on Apr 3, 2026

Add log dependency
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98bb7ca
Add font-types and num-traits dependencies
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38feba0
[not variations] Better Harfbuzz compatibility while subsetting Coverage
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84e52da
[not variations] Correctly compute PairPos1 coverage
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6b49ad8
[Not variations] typo was breaking Khmer
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12fa2a1
[Not variations] Pass through extension lookups, subset their subtables
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70a8574
[Not variations] Fix GDEF subsetting: Varstore offsets are 32 bit, not 16
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96e85d6
[Not variations] Fix for OS/2 codepage ranges: high codepoints fell through the cracks
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4a599a3
[Not variations] pop_pack may fail when subsetting name table, don't die
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4435576
[not variations] Support FORCE_LONG_LOCA in head table
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2bc4498
(Not variations) Implement bidi closure
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5abf280
Support no-layout and ift-requirements test profiles
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1643277
Warn when subtable allocation failed
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7f16a89
[write-fonts] Allow access to instructions on composite glyphs
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29c6cfd
[write-fonts] Support manipulation of components and overlaps bit
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f598d22
[skrifa] Allow skera access through a feature to raw computed deltas
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1f795e4
Add variations solver, basic types
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e61b701
Add normalized coords to plan
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02177a0
Parse the instancing spec
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9b0c4a4
Apply instancing spec to plan
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a50924b
Subset fvar
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46aaed7
Subset avar
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ca589e7
Add instancing support to integration tests
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fff64b4
Add variations solver, basic types
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0f38bcd
Instantiate gvar (note: not glyf yet)
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74bdacb
Start to instantiate glyf
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44317cd
Move head subsetting to new module
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a540c5d
More glyf instantiation
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4496ba7
Instantiate hmtx table
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6060e52
Now we can partially instance, be careful about subsetting variationregionlists: axis count may have changed
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020044b
Deduplicate and coalesce regions after subsetting
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13012b9
Plan warning logging
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0c01aff
Update hmtx while subsetting glyf
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b33e6ec
glyf: Set overlap bits
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321ba12
Gvar instantiation
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39e1c5c
Gather head/maxp information
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a8d36ca

Commits on Apr 4, 2026

Instance GDEF and GPOS
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4bc335e
Rework IVS instancing to more closely match Harfbuzz
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ee66b4e
Drop HVAR when all pinned
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5592991
Subset STAT table
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5acb5f4
Subset MVAR table
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418c23e
Support OS/2 avgCharWidth
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a534c12
OS/2 weight and width classes
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dbc0357
Warnings fix
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2b29d23
Improve hmtx, subset MVAR
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10a5d4a