FabLab_Chemnitz/mightyscape-1.2
FabLab_Chemnitz/mightyscape-1.2
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bugfix bezier envelope

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This commit is contained in:
Mario Voigt 2025-05-28 03:33:34 +02:00
parent e28083b7cb
commit b2275717c5
1 changed files with 7 additions and 4 deletions
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11
extensions/fablabchemnitz/bezier_envelope/bezier_envelope.py
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@ -102,15 +102,15 @@ class BezierEnvelope(inkex.EffectExtension):
inkex.errormsg("axis[%i] is None. Check if envelope has at least 4 nodes (closed path) or 5 nodes (open path)." % i) inkex.errormsg("axis[%i] is None. Check if envelope has at least 4 nodes (closed path) or 5 nodes (open path)." % i)
exit() exit()
# morph the enveloped element according to the axes # morph the enveloped element according to the axes
morph_element( letterElement, envelopeElement, axes ); morph_element( letterElement, axes );
def morph_element( letterElement, envelopeElement, axes ): def morph_element( letterElement, axes ):
path = Path( letterElement.get('d') ).to_arrays() path = Path( letterElement.get('d') ).to_arrays()
morphedPath = morphPath( path, axes ) morphedPath = morphPath( path, axes )
letterElement.set("d", str(Path(morphedPath))) letterElement.set("d", str(Path(morphedPath)))
# Morphs a path into a new path, according to cubic curved bounding axes. # Morphs a path into a new path, according to cubic curved bounding axes.
def morphPath(path, axes): def morphPath(path, axes):
bounds = [y for x in list(Path(path).bounding_box()) for y in list(x)] bounds = [y for x in list(Path(path).bounding_box()) for y in list(x)]
@ -379,7 +379,10 @@ def match( p1, p2, a1, a2 ):
rp = math.hypot( dp[x], dp[y] ) rp = math.hypot( dp[x], dp[y] )
ra = math.hypot( da[x], da[y] ) ra = math.hypot( da[x], da[y] )
# scale # scale
scale = ra / rp try:
scale = ra / rp
except:
scale = 0
# transforms in the order they are applied # transforms in the order they are applied
t1 = Transform( "translate(%f,%f)"%(-p1[x],-p1[y]) ).matrix t1 = Transform( "translate(%f,%f)"%(-p1[x],-p1[y]) ).matrix
#t2 = Transform( "rotate(%f)"%(-angle_p) ).matrix #t2 = Transform( "rotate(%f)"%(-angle_p) ).matrix