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[instancer] L4 avar mapping

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This commit is contained in:
Behdad Esfahbod 2022-08-09 19:48:51 -06:00
parent 24cd9dc00e
commit d2cb561cee
1 changed files with 4 additions and 1 deletions
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5
Lib/fontTools/varLib/instancer/__init__.py
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@ -866,6 +866,9 @@ def instantiateAvar(varfont, axisLimits):
mappedMin = floatToFixedToFloat( mappedMin = floatToFixedToFloat(
piecewiseLinearMap(axisRange.minimum, mapping), 14 piecewiseLinearMap(axisRange.minimum, mapping), 14
) )
mappedDef = floatToFixedToFloat(
piecewiseLinearMap(axisRange.default, mapping), 14
)
mappedMax = floatToFixedToFloat( mappedMax = floatToFixedToFloat(
piecewiseLinearMap(axisRange.maximum, mapping), 14 piecewiseLinearMap(axisRange.maximum, mapping), 14
) )
@ -877,7 +880,7 @@ def instantiateAvar(varfont, axisLimits):
fromCoord = normalizeValue(fromCoord, axisRange) fromCoord = normalizeValue(fromCoord, axisRange)
assert mappedMin <= toCoord <= mappedMax assert mappedMin <= toCoord <= mappedMax
toCoord = normalizeValue(toCoord, (mappedMin, 0, mappedMax)) toCoord = normalizeValue(toCoord, (mappedMin, mappedDef, mappedMax))
fromCoord = floatToFixedToFloat(fromCoord, 14) fromCoord = floatToFixedToFloat(fromCoord, 14)
toCoord = floatToFixedToFloat(toCoord, 14) toCoord = floatToFixedToFloat(toCoord, 14)