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Merge pull request #2054 from simoncozens/more-interpolatable-tests

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[varLib] Test for interpolatability of paths
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Simon Cozens 2020-09-09 15:55:05 +01:00 committed by GitHub
commit 7ca00727a9
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1 changed files with 21 additions and 0 deletions
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21
Lib/fontTools/varLib/interpolatable.py
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@ -104,6 +104,7 @@ def test(glyphsets, glyphs=None, names=None):
try:
allVectors = []
allNodeTypes = []
for glyphset,name in zip(glyphsets, names):
#print('.', end='')
glyph = glyphset[glyph_name]
@ -114,8 +115,11 @@ def test(glyphsets, glyphs=None, names=None):
del perContourPen
contourVectors = []
nodeTypes = []
allNodeTypes.append(nodeTypes)
allVectors.append(contourVectors)
for contour in contourPens:
nodeTypes.append(tuple(instruction[0] for instruction in contour.value))
stats = StatisticsPen(glyphset=glyphset)
contour.replay(stats)
size = abs(stats.area) ** .5 * .5
@ -131,6 +135,23 @@ def test(glyphsets, glyphs=None, names=None):
#print(vector)
# Check each master against the next one in the list.
for i, (m0, m1) in enumerate(zip(allNodeTypes[:-1], allNodeTypes[1:])):
if len(m0) != len(m1):
print('%s: %s+%s: Glyphs not compatible (wrong number of paths %i+%i)!!!!!' % (glyph_name, names[i], names[i+1], len(m0), len(m1)))
if m0 == m1:
continue
for pathIx, (nodes1, nodes2) in enumerate(zip(m0, m1)):
if nodes1 == nodes2:
continue
print('%s: %s+%s: Glyphs not compatible at path %i!!!!!' % (glyph_name, names[i], names[i+1], pathIx))
if len(nodes1) != len(nodes2):
print("%s has %i nodes, %s has %i nodes" % (names[i], len(nodes1), names[i+1], len(nodes2)))
continue
for nodeIx, (n1, n2) in enumerate(zip(nodes1, nodes2)):
if n1 != n2:
print("At node %i, %s has %s, %s has %s" % (nodeIx, names[i], n1, names[i+1], n2))
continue
for i,(m0,m1) in enumerate(zip(allVectors[:-1],allVectors[1:])):
if len(m0) != len(m1):
print('%s: %s+%s: Glyphs not compatible!!!!!' % (glyph_name, names[i], names[i+1]))