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| author | popolon.org <popolon@popolon.org> | 2007-07-12 22:42:04 +0000 |
|---|---|---|
| committer | popolon2 <popolon2@users.sourceforge.net> | 2007-07-12 22:42:04 +0000 |
| commit | f868408d957f0b7edac70230e2c8d147b9826322 (patch) | |
| tree | 244ecb12b6c5b818e07184a95983208f6b9b46b5 /share | |
| parent | switch back to cairo pdf importer temporarily (diff) | |
| download | inkscape-f868408d957f0b7edac70230e2c8d147b9826322.tar.gz inkscape-f868408d957f0b7edac70230e2c8d147b9826322.zip | |
fix bug #1752969 division by zero in fractalize
(bzr r3236)
Diffstat (limited to 'share')
| -rwxr-xr-x | share/extensions/fractalize.py | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/share/extensions/fractalize.py b/share/extensions/fractalize.py index 8ec9f80ae..e0611d75c 100755 --- a/share/extensions/fractalize.py +++ b/share/extensions/fractalize.py @@ -27,8 +27,12 @@ def calculateSubdivision(x1,y1,x2,y2,smoothness): hy = y1 + y3/2
""" Calculate normalized vector perpendicular to the vector (x3,y3) """
length = math.sqrt(x3*x3 + y3*y3)
- nx = -y3/length
- ny = x3/length
+ if length != 0:
+ nx = -y3/length
+ ny = x3/length
+ else:
+ nx = 1
+ ny = 0
""" Scale perpendicular vector by random factor """
r = random.uniform(-length/(1+smoothness),length/(1+smoothness))
nx = nx * r
|