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[VARC] Fix scaleUpem

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This commit is contained in:
Behdad Esfahbod 2023-12-20 12:35:31 -07:00
parent a7ca67ada8
commit 902b2a194e
3 changed files with 72 additions and 94 deletions
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12
Lib/fontTools/ttLib/scaleUpem.py
View File

@ -155,7 +155,7 @@ def visit(visitor, obj, attr, varc):
store = varc.MultiVarStore
storeBuilder = OnlineMultiVarStoreBuilder(fvarAxes)
for g in varc.VarCompositeGlyphs.glyphs:
for g in varc.VarCompositeGlyphs.VarCompositeGlyph:
for component in g.components:
t = component.transform
t.translateX = visitor.scale(t.translateX)
@ -163,8 +163,8 @@ def visit(visitor, obj, attr, varc):
t.tCenterX = visitor.scale(t.tCenterX)
t.tCenterY = visitor.scale(t.tCenterY)
if component.flags & otTables.VarComponentFlags.AXIS_VALUES_HAVE_VARIATION:
varIdx = component.locationVarIndex
if component.axisValuesVarIndex != otTables.NO_VARIATION_INDEX:
varIdx = component.axisValuesVarIndex
# TODO Move this code duplicated below to MultiVarStore.__getitem__,
# or a getDeltasAndSupports().
if varIdx != otTables.NO_VARIATION_INDEX:
@ -177,11 +177,11 @@ def visit(visitor, obj, attr, varc):
m = len(vec) // varData.VarRegionCount
vec = list(batched(vec, m))
vec = [Vector(v) for v in vec]
component.locationVarIndex = storeBuilder.storeDeltas(vec)
component.axisValuesVarIndex = storeBuilder.storeDeltas(vec)
else:
component.transformVarIndex = otTables.NO_VARIATION_INDEX
component.axisValuesVarIndex = otTables.NO_VARIATION_INDEX
if component.flags & otTables.VarComponentFlags.TRANSFORM_HAS_VARIATION:
if component.transformVarIndex != otTables.NO_VARIATION_INDEX:
varIdx = component.transformVarIndex
if varIdx != otTables.NO_VARIATION_INDEX:
major = varIdx >> 16

30
Lib/fontTools/varLib/instancer/__init__.py
View File

@ -474,15 +474,32 @@ def instantiateVARC(varfont, axisLimits):
# I don't think it currently works.
varc = varfont["VARC"].table
if varc.VarCompositeGlyphs:
for glyph in varc.VarCompositeGlyphs.glyphs:
for component in glyph.components:
fvarAxes = varfont["fvar"].axes if "fvar" in varfont else []
if varc.VarCompositeGlyphs is not None:
for glyph in varc.VarCompositeGlyphs.VarCompositeGlyph:
for comp in glyph.components:
if comp.axisIndicesIndex is None:
continue
axisIndices = varc.AxisIndicesList.Item[comp.axisIndicesIndex]
axisValues = comp.axisValues
comp.axisValues = []
for axisIndex, axisValue in zip(axisIndices, axisValues):
tag = fvarAxes[axisIndex].axisTag
if tag in axisLimits:
axisValue = axisLimits[tag].renormalizeValue(
axisValue, extrapolate=False
)
comp.axisValues.append(axisValue)
"""
newLocation = {}
for tag, loc in component.location.items():
if tag not in axisLimits:
newLocation[tag] = loc
continue
if component.flags & VarComponentFlags.AXIS_VALUES_HAVE_VARIATION:
if comp.flags & VarComponentFlags.AXIS_VALUES_HAVE_VARIATION:
raise NotImplementedError(
"Instancing accross VarComponent axes with variation is not supported."
)
@ -490,9 +507,10 @@ def instantiateVARC(varfont, axisLimits):
loc = limits.renormalizeValue(loc, extrapolate=False)
newLocation[tag] = loc
component.location = newLocation
"""
if varc.MultiVarStore:
store = varc.MultiVarStore
store = varc.MultiVarStore
if store:
store.prune_regions() # Needed?
fvar = varfont["fvar"]

124
Tests/ttLib/data/varc-ac00-ac01-500upem.ttx
View File

@ -288,84 +288,44 @@
<VarRegionIndex index="0" value="0"/>
<VarRegionIndex index="1" value="1"/>
<VarRegionIndex index="2" value="2"/>
<Item index="0" value="[-964, 406, 0, 0, 0, 16384, 0, 0, 0]"/>
<Item index="1" value="[-295, 0, -327, 1092, 273, 393, 0, 0, 0, 0, 0, 0, 0, 0, 0]"/>
<Item index="0" value="[-964, 0, 406, 0, 16384, 0, 0, 0, 0]"/>
<Item index="1" value="[-295, -327, 0, 1092, 273, 393, 0, 0, 0, 0, 0, 0, 0, 0, 0]"/>
<Item index="2" value="[0, 0, 0, 6, 0, 0]"/>
<Item index="3" value="[-328, 0, 2185, 0, 1546, 0, 0, 0, 0]"/>
<Item index="4" value="[0, -5, -26, 0, 0, 0]"/>
<Item index="5" value="[0, 0, -327, 1704, 0, 0, 0, 0, 0]"/>
<Item index="5" value="[0, -327, 0, 1704, 0, 0, 0, 0, 0]"/>
<Item index="6" value="[0, 0, 0, 8, 0, 0]"/>
</MultiVarData>
</MultiVarStore>
<AxisIndicesList>
<Item index="0" value="[2, 3, 4]"/>
<Item index="1" value="[2, 3, 4, 5, 6]"/>
<Item index="2" value="[4]"/>
</AxisIndicesList>
<VarCompositeGlyphs>
<VarCompositeGlyph index="0">
<VarComponent index="0" glyphName="glyph00007" flags="0x0">
<location>
</location>
</VarComponent>
<VarComponent index="1" glyphName="glyph00003" flags="0x0">
<location>
</location>
</VarComponent>
<VarComponent index="0" glyphName="glyph00007" flags="0"/>
<VarComponent index="1" glyphName="glyph00003" flags="0"/>
</VarCompositeGlyph>
<VarCompositeGlyph index="1">
<VarComponent index="0" glyphName="glyph00005" flags="0x0">
<location>
</location>
</VarComponent>
<VarComponent index="1" glyphName="glyph00004" flags="0x0">
<location>
</location>
</VarComponent>
<VarComponent index="2" glyphName="glyph00006" flags="0x0">
<location>
</location>
</VarComponent>
<VarComponent index="0" glyphName="glyph00005" flags="0"/>
<VarComponent index="1" glyphName="glyph00004" flags="0"/>
<VarComponent index="2" glyphName="glyph00006" flags="0"/>
</VarCompositeGlyph>
<VarCompositeGlyph index="2">
<VarComponent index="0" glyphName="glyph00008" flags="0x8" translateX="-6.0">
<location>
<axis tag="0001" value="0.2159"/>
</location>
</VarComponent>
<VarComponent index="0" glyphName="glyph00008" flags="65" axisIndicesIndex="2" axisValues="(3537,)" translateX="-6.0"/>
</VarCompositeGlyph>
<VarCompositeGlyph index="3">
<VarComponent index="0" glyphName="glyph00008" flags="0xc" locationVarIndex="0" translateX="-3.0">
<location>
<axis tag="0000" value="-0.8047"/>
<axis tag="0001" value="0.4839"/>
<axis tag="0003" value="0.0"/>
</location>
</VarComponent>
<VarComponent index="0" glyphName="glyph00008" flags="81" axisIndicesIndex="0" axisValues="(-13184, 0, 7928)" axisValuesVarIndex="0" translateX="-3.0"/>
</VarCompositeGlyph>
<VarCompositeGlyph index="4">
<VarComponent index="0" glyphName="glyph00009" flags="0x101c" locationVarIndex="1" transformVarIndex="2" translateX="-5.0" translateY="24.0">
<location>
<axis tag="0000" value="-0.54"/>
<axis tag="0001" value="-0.5178"/>
<axis tag="0002" value="0.04"/>
<axis tag="0004" value="0.0"/>
<axis tag="0006" value="0.0"/>
</location>
</VarComponent>
<VarComponent index="0" glyphName="glyph00009" flags="241" axisIndicesIndex="1" axisValues="(-8847, 655, -8484, 0, 0)" axisValuesVarIndex="1" transformVarIndex="2" translateX="-5.0" translateY="24.0"/>
</VarCompositeGlyph>
<VarCompositeGlyph index="5">
<VarComponent index="0" glyphName="glyph00010" flags="0x101c" locationVarIndex="3" transformVarIndex="4" translateX="53.0" translateY="-231.0">
<location>
<axis tag="0000" value="-0.776"/>
<axis tag="0001" value="-0.3566"/>
<axis tag="0003" value="0.0"/>
</location>
</VarComponent>
<VarComponent index="0" glyphName="glyph00010" flags="241" axisIndicesIndex="0" axisValues="(-12714, -5843, 0)" axisValuesVarIndex="3" transformVarIndex="4" translateX="53.0" translateY="-231.0"/>
</VarCompositeGlyph>
<VarCompositeGlyph index="6">
<VarComponent index="0" glyphName="glyph00009" flags="0x101c" locationVarIndex="5" transformVarIndex="6" translateX="-5.0" translateY="12.0">
<location>
<axis tag="0000" value="-0.258"/>
<axis tag="0001" value="-0.5178"/>
<axis tag="0002" value="0.05"/>
</location>
</VarComponent>
<VarComponent index="0" glyphName="glyph00009" flags="241" axisIndicesIndex="0" axisValues="(-4227, 819, -8484)" axisValuesVarIndex="5" transformVarIndex="6" translateX="-5.0" translateY="12.0"/>
</VarCompositeGlyph>
</VarCompositeGlyphs>
</VARC>
@ -563,7 +523,7 @@
<delta pt="11" x="0" y="0"/>
</tuple>
<tuple>
<coord axis="0001" value="1.0"/>
<coord axis="0002" value="1.0"/>
<delta pt="0" x="0" y="202"/>
<delta pt="1" x="0" y="202"/>
<delta pt="2" x="0" y="202"/>
@ -593,7 +553,7 @@
<delta pt="11" x="0" y="0"/>
</tuple>
<tuple>
<coord axis="0003" value="1.0"/>
<coord axis="0001" value="1.0"/>
<delta pt="0" x="0" y="0"/>
<delta pt="1" x="0" y="0"/>
<delta pt="2" x="0" y="0"/>
@ -608,7 +568,7 @@
<delta pt="11" x="0" y="0"/>
</tuple>
<tuple>
<coord axis="0004" value="-1.0"/>
<coord axis="0003" value="-1.0"/>
<delta pt="0" x="0" y="0"/>
<delta pt="1" x="-50" y="0"/>
<delta pt="2" x="-50" y="0"/>
@ -640,7 +600,7 @@
</tuple>
<tuple>
<coord axis="wght" value="1.0"/>
<coord axis="0001" value="1.0"/>
<coord axis="0002" value="1.0"/>
<delta pt="0" x="0" y="0"/>
<delta pt="1" x="0" y="0"/>
<delta pt="2" x="0" y="0"/>
@ -680,7 +640,7 @@
<delta pt="19" x="0" y="0"/>
</tuple>
<tuple>
<coord axis="0001" value="-1.0"/>
<coord axis="0002" value="-1.0"/>
<delta pt="0" x="58" y="0"/>
<delta pt="1" x="-28" y="12"/>
<delta pt="2" x="-164" y="21"/>
@ -703,7 +663,7 @@
<delta pt="19" x="0" y="0"/>
</tuple>
<tuple>
<coord axis="0002" value="1.0"/>
<coord axis="0001" value="1.0"/>
<delta pt="0" x="417" y="0"/>
<delta pt="1" x="320" y="26"/>
<delta pt="2" x="165" y="43"/>
@ -749,7 +709,7 @@
<delta pt="19" x="0" y="0"/>
</tuple>
<tuple>
<coord axis="0004" value="1.0"/>
<coord axis="0003" value="1.0"/>
<delta pt="0" x="0" y="0"/>
<delta pt="1" x="0" y="0"/>
<delta pt="2" x="0" y="0"/>
@ -795,7 +755,7 @@
<delta pt="19" x="0" y="0"/>
</tuple>
<tuple>
<coord axis="0006" value="1.0"/>
<coord axis="0004" value="1.0"/>
<delta pt="0" x="0" y="0"/>
<delta pt="1" x="0" y="0"/>
<delta pt="2" x="0" y="0"/>
@ -819,7 +779,7 @@
</tuple>
<tuple>
<coord axis="0000" value="-1.0"/>
<coord axis="0001" value="-1.0"/>
<coord axis="0002" value="-1.0"/>
<delta pt="0" x="-57" y="3"/>
<delta pt="1" x="-53" y="-8"/>
<delta pt="2" x="-35" y="-15"/>
@ -843,7 +803,7 @@
</tuple>
<tuple>
<coord axis="0000" value="-1.0"/>
<coord axis="0002" value="1.0"/>
<coord axis="0001" value="1.0"/>
<delta pt="0" x="-42" y="-5"/>
<delta pt="1" x="-43" y="-23"/>
<delta pt="2" x="-31" y="-33"/>
@ -890,8 +850,8 @@
<delta pt="19" x="0" y="0"/>
</tuple>
<tuple>
<coord axis="0001" value="-1.0"/>
<coord axis="0002" value="1.0"/>
<coord axis="0001" value="1.0"/>
<coord axis="0002" value="-1.0"/>
<delta pt="0" x="-367" y="0"/>
<delta pt="1" x="-282" y="-12"/>
<delta pt="2" x="-146" y="-21"/>
@ -915,7 +875,7 @@
</tuple>
<tuple>
<coord axis="wght" value="1.0"/>
<coord axis="0001" value="-1.0"/>
<coord axis="0002" value="-1.0"/>
<delta pt="0" x="0" y="0"/>
<delta pt="1" x="0" y="0"/>
<delta pt="2" x="0" y="1"/>
@ -939,7 +899,7 @@
</tuple>
<tuple>
<coord axis="wght" value="1.0"/>
<coord axis="0002" value="1.0"/>
<coord axis="0001" value="1.0"/>
<delta pt="0" x="5" y="0"/>
<delta pt="1" x="4" y="1"/>
<delta pt="2" x="2" y="2"/>
@ -963,8 +923,8 @@
</tuple>
<tuple>
<coord axis="0000" value="-1.0"/>
<coord axis="0001" value="-1.0"/>
<coord axis="0002" value="1.0"/>
<coord axis="0001" value="1.0"/>
<coord axis="0002" value="-1.0"/>
<delta pt="0" x="57" y="-2"/>
<delta pt="1" x="53" y="8"/>
<delta pt="2" x="35" y="16"/>
@ -989,7 +949,7 @@
<tuple>
<coord axis="wght" value="1.0"/>
<coord axis="0000" value="-1.0"/>
<coord axis="0001" value="-1.0"/>
<coord axis="0002" value="-1.0"/>
<delta pt="0" x="8" y="0"/>
<delta pt="1" x="5" y="1"/>
<delta pt="2" x="3" y="0"/>
@ -1014,7 +974,7 @@
<tuple>
<coord axis="wght" value="1.0"/>
<coord axis="0000" value="-1.0"/>
<coord axis="0002" value="1.0"/>
<coord axis="0001" value="1.0"/>
<delta pt="0" x="13" y="0"/>
<delta pt="1" x="9" y="1"/>
<delta pt="2" x="5" y="1"/>
@ -1038,8 +998,8 @@
</tuple>
<tuple>
<coord axis="wght" value="1.0"/>
<coord axis="0001" value="-1.0"/>
<coord axis="0002" value="1.0"/>
<coord axis="0001" value="1.0"/>
<coord axis="0002" value="-1.0"/>
<delta pt="0" x="0" y="0"/>
<delta pt="1" x="0" y="0"/>
<delta pt="2" x="1" y="0"/>
@ -1064,8 +1024,8 @@
<tuple>
<coord axis="wght" value="1.0"/>
<coord axis="0000" value="-1.0"/>
<coord axis="0001" value="-1.0"/>
<coord axis="0002" value="1.0"/>
<coord axis="0001" value="1.0"/>
<coord axis="0002" value="-1.0"/>
<delta pt="0" x="-7" y="0"/>
<delta pt="1" x="-5" y="0"/>
<delta pt="2" x="-3" y="0"/>
@ -1135,7 +1095,7 @@
<delta pt="11" x="0" y="0"/>
</tuple>
<tuple>
<coord axis="0003" value="1.0"/>
<coord axis="0002" value="1.0"/>
<delta pt="0" x="0" y="0"/>
<delta pt="1" x="0" y="0"/>
<delta pt="2" x="0" y="0"/>
@ -1150,7 +1110,7 @@
<delta pt="11" x="0" y="0"/>
</tuple>
<tuple>
<coord axis="0004" value="1.0"/>
<coord axis="0003" value="1.0"/>
<delta pt="0" x="0" y="0"/>
<delta pt="1" x="0" y="0"/>
<delta pt="2" x="0" y="0"/>