/usr/share/inkscape/extensions/rtree.py is in inkscape 0.48.5-3.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
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'''
Copyright (C) 2005 Aaron Spike, aaron@ekips.org
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
'''
import inkex, simplestyle, pturtle, random
def rtree(turtle, size, min):
if size < min:
return
turtle.fd(size)
turn = random.uniform(20, 40)
turtle.lt(turn)
rtree(turtle, size*random.uniform(0.5,0.9), min)
turtle.rt(turn)
turn = random.uniform(20, 40)
turtle.rt(turn)
rtree(turtle, size*random.uniform(0.5,0.9), min)
turtle.lt(turn)
turtle.bk(size)
class RTreeTurtle(inkex.Effect):
def __init__(self):
inkex.Effect.__init__(self)
self.OptionParser.add_option("-s", "--size",
action="store", type="float",
dest="size", default=100.0,
help="initial branch size")
self.OptionParser.add_option("-m", "--minimum",
action="store", type="float",
dest="minimum", default=4.0,
help="minimum branch size")
def effect(self):
s = {'stroke-linejoin': 'miter', 'stroke-width': '1.0px',
'stroke-opacity': '1.0', 'fill-opacity': '1.0',
'stroke': '#000000', 'stroke-linecap': 'butt',
'fill': 'none'}
t = pturtle.pTurtle()
t.pu()
t.setpos(self.view_center)
t.pd()
rtree(t, self.options.size, self.options.minimum)
attribs = {'d':t.getPath(),'style':simplestyle.formatStyle(s)}
inkex.etree.SubElement(self.current_layer, inkex.addNS('path','svg'), attribs)
if __name__ == '__main__':
e = RTreeTurtle()
e.affect()
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