def __init__(self, start, rules):
"""Initializes a new L-System"""
LSystem.__init__(self, start, rules)
# Initialize standard rendering rules + parameters
self.fd_length = 5
self.angle = 90
self.__render_rules = TurtleDrawState.default_render_rules()
def render_turtle(self, turtle):
"""Renders the L-System using the given turtle"""
# Create state
state = TurtleDrawState(turtle, self.fd_length, self.angle)
# Render
LSystem.render(self, self.render_rules, state)
def get_lsystem(self):
lsys = self._lsystem
if not lsys:
lsys = LSystem()
for c in self.chromosomes:
lsys.add_production(c.lhs, c.rhs)
self._lsystem = lsys
#print "DNA: LSystem:" ###
#lsys.dump() ###
return lsys
def get_lsystem(self):
lsys = self._lsystem
if not lsys:
lsys = LSystem()
for c in self.chromosomes:
lsys.add_production(c.lhs, c.rhs)
self._lsystem = lsys
#print "DNA: LSystem:" ###
#lsys.dump() ###
return lsys
def __init__(self, **kwargs):
super(LSystemImage, self).__init__(**kwargs)
self.register_event_type('on_update')
self.bind(pos=self.reload_image)
self.bind(size=self.reload_image)
self.iterations = 1
self.background_color = (0, 0, 0)
self.line_width = 1
self.all_lines = []
self.ls = LSystem()
Clock.schedule_interval(self.update, 1 / 10.0)
def do_set(self, arg):
'Set LSystem (algae, drangoncurve, twindragon, binarytree, koch)'
switcher = {
'algae': LSystem('A', {
'A': 'AB',
'B': 'A'
}),
'dragoncurve': LSystem('FX', {
'X': 'X+YF+',
'Y': '-FX-Y'
}),
'twindragon': LSystem('FX+FX+', {
'X': 'X+YF',
'Y': 'FX-Y'
}),
'binarytree': LSystem('0', {
'1': '11',
'0': '1[+0]-0'
}),
'koch': LSystem('F', {'F': 'F+F-F-F+F'}),
'sierpinski': LSystem('F-G-G', {
'F': 'F-G+F+G-F',
'G': 'GG'
}),
'arrowhead': LSystem('F', {
'F': 'G-F-G',
'G': 'F+G+F'
}),
'hilbert': LSystem('A', {
'A': '-BF+AFA+FB-',
'B': '+AF-BFB-FA+'
}),
'moore': LSystem('LFL+F+LFL', {
'L': '-RF+LFL+FR-',
'R': '+LF-RFR-FL+'
}),
'fern': LSystem('X', {
'X': 'F+[[X]-X]-F[-FX]+X',
'F': 'FF'
})
}
self.lsystem = switcher.get(arg, None)
def __init__(self,**kwargs):
super(LSystemImage,self).__init__(**kwargs)
self.register_event_type('on_update')
self.bind(pos=self.reload_image)
self.bind(size=self.reload_image)
self.iterations = 1
self.background_color = (0,0,0)
self.line_width = 1
self.all_lines = []
self.ls=LSystem()
Clock.schedule_interval(self.update,1/10.0)
def main():
window = gtk.Window()
oLSystem = LSystem()
oLSystem.axiom = "F"
oLSystem.rules["F"] = "F+F-F-F+F"
oLSystem.operations = {
"F" : BasicOperation("drawForward", 20),
"+" : BasicOperation("turnACCW", (math.pi)/2),
"-" : BasicOperation("turnCCW", (math.pi)/2)
}
oLSystem.setLevel(5)
oRenderer = CairoRenderer(oLSystem)
window.add(oRenderer)
window.connect("destroy", gtk.main_quit)
window.show_all()
gtk.main()
turtle.penup()
turtle.setpos(x, y)
turtle.setheading(0)
turtle.pendown()
turtle.fd(width)
turtle.rt(90)
turtle.fd(height)
turtle.rt(90)
turtle.fd(width)
turtle.rt(90)
turtle.fd(height)
turtle.penup()
turtle.setpos(x_current, y_current)
turtle.setheading(0)
turtle.pendown()
if __name__ == '__main__':
turtle.speed(100)
turtle.pencolor('blue')
bounds = (30, -30, 70, 70)
draw_rect(bounds, turtle)
turtle.pencolor('green')
lsystem = LSystem(getattr(config, sys.argv[1]))
lsystem.run(TurtleBoundsLoggerExecutor(turtle, bounds))
turtle.mainloop()
self.alpha = alpha
self.beta = beta
self.gamma = gamma
self.dl = dl
self.dw = dw
self.budSize = bs
self.min = m
self.ls = ls
self.a = 0
self.b = 0
self.c = 1
self.csg = csg
data0 = Data(32.0, 20.0, 90.0, 1.0, 1.0, 1.1, 2.0, 3, topiary)
if __name__ == "__main__":
seed = 1965
ls = LSystem(seed, data0)
ls.setAxiom([w(1), I(25, 0.5), A(1, 5, 0.5), Q()])
ls.setDerivationDepth(31)
ls.declare(P0())
ls.declare(P1())
ls.declare(P2())
ls.declare(P3())
ls.declare(P4())
ls.declare(P5())
ls.declare(P6())
Renderer(ls, data0.csg, 'drawCSG', scale=5.0).render()
], [p(-data.a2),
l(), B(a.length * data.r2, a.width * data.wr)]
class Data:
def __init__(self, r1, r2, a1, a2, wr):
self.r1 = r1
self.r2 = r2
self.a1 = a1
self.a2 = a2
self.wr = wr
fig_a = Data(0.9, 0.7, 5, 65, 0.707)
fig_b = Data(0.9, 0.7, 10, 60, 0.707)
fig_c = Data(0.9, 0.8, 20, 50, 0.707)
fig_d = Data(0.9, 0.8, 35, 35, 0.707)
if __name__ == "__main__":
# Run stand alone
if len(sys.argv) < 2:
print "Usage: python", sys.argv[0], "<Data>"
quit()
data = eval(sys.argv[1])
ls = LSystem(0, data)
ls.declare(P1())
ls.declare(P2())
ls.setAxiom([A(80, 10)])
ls.setDerivationDepth(10)
Renderer(ls, None, scale=2.0).render()
class LSystemImage(Im):
def __init__(self,**kwargs):
super(LSystemImage,self).__init__(**kwargs)
self.register_event_type('on_update')
self.bind(pos=self.reload_image)
self.bind(size=self.reload_image)
self.iterations = 1
self.background_color = (0,0,0)
self.line_width = 1
self.all_lines = []
self.ls=LSystem()
Clock.schedule_interval(self.update,1/10.0)
def on_update(self,*args,**kwargs):
pass
def set_lsystem(self,lsystem):
self.ls.set_lsystem(lsystem)
self.reset()
#self.set_iterations(1)
def set_iterations(self,iterations):
if iterations<0: iterations = 0
self.iterations=iterations
self.reset()
def get_iterations(self):
return self.iterations
def set_background_color(self,color):
self.background_color = color
self.reload_image(None)
def set_width(self,width):
self.line_width = width
self.reload_image(None)
def reset(self):
self.ls.reset()
self.chunks = self.ls.draw(self.iterations,1000)
self.all_lines = []
self.update(force = True)
def update(self,*args,**kwargs):
try:
lines = self.chunks.next()
except:
lines = []
if lines:
self.all_lines+=lines
self.reload_image(None)
self.dispatch('on_update',len(self.all_lines))
if kwargs.get('force',False): self.reload_image(None)
def reload_image(self,instance,*args):
im = lines2image(self.all_lines,
map(int,self.size),
line_width =self.line_width,
background_color=self.background_color)
stio = StringIO()
im.save(stio,format="PNG")
stio.seek(0)
with self.canvas:
self.texture = ImageLoaderPygame(stio).texture
class LSystemImage(Im):
def __init__(self, **kwargs):
super(LSystemImage, self).__init__(**kwargs)
self.register_event_type('on_update')
self.bind(pos=self.reload_image)
self.bind(size=self.reload_image)
self.iterations = 1
self.background_color = (0, 0, 0)
self.line_width = 1
self.all_lines = []
self.ls = LSystem()
Clock.schedule_interval(self.update, 1 / 10.0)
def on_update(self, *args, **kwargs):
pass
def set_lsystem(self, lsystem):
self.ls.set_lsystem(lsystem)
self.reset()
#self.set_iterations(1)
def set_iterations(self, iterations):
if iterations < 0: iterations = 0
self.iterations = iterations
self.reset()
def get_iterations(self):
return self.iterations
def set_background_color(self, color):
self.background_color = color
self.reload_image(None)
def set_width(self, width):
self.line_width = width
self.reload_image(None)
def reset(self):
self.ls.reset()
self.chunks = self.ls.draw(self.iterations, 1000)
self.all_lines = []
self.update(force=True)
def update(self, *args, **kwargs):
try:
lines = self.chunks.next()
except:
lines = []
if lines:
self.all_lines += lines
self.reload_image(None)
self.dispatch('on_update', len(self.all_lines))
if kwargs.get('force', False): self.reload_image(None)
def reload_image(self, instance, *args):
im = lines2image(self.all_lines,
map(int, self.size),
line_width=self.line_width,
background_color=self.background_color)
stio = StringIO()
im.save(stio, format="PNG")
stio.seek(0)
with self.canvas:
self.texture = ImageLoaderPygame(stio).texture
return FSC(None,[I],None)
def produce(self,actuals,data):
i = actuals.unpack(ASC.SP)
return I(i.t+data.dt,i.dl,i.dw)
class P2(Production):
def context(self):
return FSC(None,[B],None)
def produce(self,actuals,data):
b = actuals.unpack(ASC.SP)
return B(b.t+data.dt)
class Data:
def __init__(self,gp,dl,dw,dt):
self.gp = gp
self.dl = dl
self.dw = dw
self.dt = dt
data0 = Data(10,5,0.1,1)
ls = LSystem(int(sys.argv[1]),data0)
ls.declare(P0())
ls.declare(P1())
ls.declare(P2())
ls.setAxiom([A(1,data0.dl,data0.dw)])
ls.setDerivationDepth(100)
Renderer(ls,None,scale=2.75).render()
self.r1 = r1
self.r2 = r2
self.a1 = a1
self.a2 = a2
self.f1 = f1
self.f2 = f2
self.w0 = w0
self.q = q
self.e = e
self.m = m
fig_a = Data(0.75, 0.77, 35, -35, 0, 0, 30, 0.5, 0.4, 0.0)
fig_b = Data(0.65, 0.71, 27, -68, 0, 0, 20, 0.53, 0.50, 1.7)
fig_f = Data(0.92, 0.37, 0, 60, 180, 0, 2, 0.5, 0.0, 0.5)
fig_g = Data(0.8, 0.8, 30, -30, 137, 137, 30, 0.5, 0.5, 0.0)
fig_h = Data(0.95, 0.75, 5, -30, -90, 90, 40, 0.6, 0.45, 25.0)
fig_i = Data(0.55, 0.95, -5, 30, 137, 137, 5, 0.4, 0.0, 5.0)
if __name__ == "__main__":
# Run stand alone
if len(sys.argv) < 2:
print "Usage: python", sys.argv[0], "<Data>"
quit()
data = eval(sys.argv[1])
ls = LSystem(0, data)
ls.declare(P0())
ls.setAxiom([A(100, data.w0)])
ls.setDerivationDepth(10)
Renderer(ls, None, scale=2.0).render()
import turtle
from lsystem import LSystem
plant = dict(axiom='X', productions={'X': 'F-[[X]+X]+F[+FX]-X', 'F': 'FF'})
plantL = LSystem(**plant)
q = []
def restore():
pos, angl = q.pop()
turtle.up()
turtle.setposition(pos)
turtle.seth(angl)
turtle.down()
methods = {
'F': lambda: turtle.fd(3),
'-': lambda: turtle.left(25),
'+': lambda: turtle.right(25),
'[': lambda: q.append((turtle.pos(), turtle.heading())),
']': restore,
}
turtle.screensize(800, 1200)
turtle.ht()
turtle.pencolor('green')
turtle.delay(0)
turtle.seth(75)
for c in plantL[6]:
self.b = 0
self.c = 1
self.csg = csg
data0 = Data(32.0, 20.0, 90.0, 1.0, 1.0, 1.1, 2.0, 3, topiary)
if __name__ == "__main__":
if len(sys.argv) < 5:
print "Usage: python %s <axiom> <data> <depth> <seed>" % sys.argv[0]
print "Example: \"[w(0.5),F(25,0.5),A(1,5,0.5),Q()]\" data0 5 92333"
quit()
# Axiom on form: "[A(),Q()]"
data = eval(sys.argv[2])
maxDepth = int(sys.argv[3])
axiom = eval(sys.argv[1])
seed = int(sys.argv[4])
ls = LSystem(seed, data)
ls.setAxiom(axiom)
ls.setDerivationDepth(maxDepth)
ls.declare(P0())
ls.declare(P1())
ls.declare(P2())
ls.declare(P3())
ls.declare(P4())
ls.declare(P5())
ls.declare(P6())
Renderer(ls, data.csg, 'drawCSG', scale=5.0).render()
