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[VARC] Use a DeltaSetIndexMap

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This commit is contained in:
Behdad Esfahbod 2023-12-20 05:20:32 -07:00
parent d37b3942ee
commit 58bb96be91
2 changed files with 3 additions and 7 deletions
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6
Lib/fontTools/ttLib/tables/otData.py
View File

@ -3392,11 +3392,7 @@ otData = [
(
"AxisValuesList",
[
# A hack here would be to encode the VarIndex as the first member
# of the tuple to stored. But I find that ugly. The current
# design is not ideal but cleaner.
("uint32", "VarIndicesCount", None, None, ""),
("VarIndex", "VarIndices", "VarIndicesCount", 0, ""),
("LOffsetTo(DeltaSetIndexMap)", "VarIndices", None, None, ""),
("TupleList", "Item", "", 0, ""),
],
),

4
Lib/fontTools/ttLib/ttGlyphSet.py
View File

@ -306,8 +306,8 @@ class _TTGlyphVARC(_TTGlyph):
axisValues = Vector(varc.AxisValuesList.Item[comp.AxisValuesIndex])
# Apply variations
varIdx = NO_VARIATION_INDEX
if comp.AxisValuesIndex < varc.AxisValuesList.VarIndicesCount:
varIdx = varc.AxisValuesList.VarIndices[comp.AxisValuesIndex]
if comp.AxisValuesIndex < len(varc.AxisValuesList.VarIndices.mapping):
varIdx = varc.AxisValuesList.VarIndices.mapping[comp.AxisValuesIndex]
if varIdx != NO_VARIATION_INDEX:
axisValues = (
axisValues + instancer[varIdx]