def main():
'''
Draws a 3 by 3 grid of trees. From left to right, the number of iterations
of the L-system goes from 1 to 3 and from top to bottom, the angle of the L-system is
22, 40, and 60.
'''
my_lsys = ls.init()
ls.setBase(my_lsys, 'F')
ls.addRule(my_lsys, ['F', 'F FF-[-F+F+F]+[+F-F-F]'])
'''
Creates an L system that can draw a tree.
'''
x = -400
y0 = 100
for i in range(1, 4):
x += 200
turtle.up()
turtle.goto(x, y0)
turtle.down()
for a in (22, 40, 60):
if a == 22:
y = y0
else:
y += -150
turtle.up()
turtle.goto(x, y)
turtle.down()
turtle.setheading(90)
lstr = ls.buildString(my_lsys, i)
ti.drawString(lstr, 5, a)
ti.hold()
def main(argv): '''creates a set of 9 trees based on a lsystem in a 3x3 grid.''' # check if there are enough arguments if len(argv) < 1: print "Usage : python grid.py <in_filename>" exit() lsys_filename = argv[1] # create the lsystems from a file lsys = ls.createLsystemFromFile( lsys_filename ) x = [-200, 0, 200] y = [100, -150, -350] iters = [1, 2, 3] angles = [22, 46, 60] dist = 10 for c in range( len(iters)): for r in range( len(iters)): turtle.up() turtle.speed(300) turtle.goto(x[c], y[r]) turtle.setheading(0) turtle.left(90) s = ls.buildString( lsys, iters[c] ) turtle.down() it.drawString( s, dist, angles[r] ) # wait and update turtle.update() it.hold()
def sun(argv):
lsys_filename3 = argv[3]
lsys3 = ls.createLsystemFromFile( lsys_filename3 )
print lsys3
num_iter3 = int( 3 )
dist = 5
angle3 = float( 120 )
s3 = ls.buildString( lsys3, num_iter3 )
#draw lsystem3
'''this is my third lsystem
with filename mysystem3.txt
with 3 iterations and
with angle = 45 dist = 10'''
turtle.up()
turtle.goto(0,0)
turtle.goto(300, 200)
turtle.down()
turtle.setheading(0)
turtle.left(90)
turtle.pencolor('Red')
it.drawString( s3, dist, angle3 )
# wait and update
turtle.update()
def tree1(argv, x, y):
lsys_filename1 = argv[1]
lsys1 = ls.createLsystemFromFile( lsys_filename1 )
print lsys1
num_iter1 = int( 3 )
dist = float( 5 )
angle1 = float( 22 )
s1 = ls.buildString( lsys1, num_iter1 )
#draw lsystem1
'''this is my first lsystem
with filename mysystem1.txt
with 3 iterations and
with angle = 45 dist = 10'''
turtle.tracer(False)
turtle.speed(50000000)
turtle.up()
turtle.goto(0,0)
turtle.goto(x, y)
turtle.down()
turtle.pencolor('White')
it.drawString( s1, dist, angle1 )
# wait and update
turtle.update()
def tree2(argv, x, y):
lsys_filename2 = argv[2]
lsys2 = ls.createLsystemFromFile( lsys_filename2 )
print lsys2
num_iter2 = int( 3 )
dist = float( 5 )
angle2 = float( 30 )
s2 = ls.buildString( lsys2, num_iter2 )
#draw lsystem2
'''this is my second lsystem
with filename mysystem2.txt
with 5 iterations and
with angle = 120 dist = 10'''
turtle.up()
turtle.goto(0,0)
turtle.goto(x,y)
turtle.down()
turtle.setheading(0)
turtle.left(90)
turtle.pencolor('White')
it.drawString( s2, dist, angle2 )
# wait and update
turtle.update()
def sun(argv):
lsys_filename3 = argv[3]
lsys3 = ls.createLsystemFromFile(lsys_filename3)
print lsys3
num_iter3 = int(3)
dist = 5
angle3 = float(120)
s3 = ls.buildString(lsys3, num_iter3)
#draw lsystem3
'''this is my third lsystem
with filename mysystem3.txt
with 3 iterations and
with angle = 45 dist = 10'''
turtle.up()
turtle.goto(0, 0)
turtle.goto(300, 200)
turtle.down()
turtle.setheading(0)
turtle.left(90)
turtle.pencolor('Red')
it.drawString(s3, dist, angle3)
# wait and update
turtle.update()
def tree1(argv, x, y):
lsys_filename1 = argv[1]
lsys1 = ls.createLsystemFromFile(lsys_filename1)
print lsys1
num_iter1 = int(3)
dist = float(5)
angle1 = float(22)
s1 = ls.buildString(lsys1, num_iter1)
#draw lsystem1
'''this is my first lsystem
with filename mysystem1.txt
with 3 iterations and
with angle = 45 dist = 10'''
turtle.tracer(False)
turtle.speed(50000000)
turtle.up()
turtle.goto(0, 0)
turtle.goto(x, y)
turtle.down()
turtle.pencolor('Brown')
it.drawString(s1, dist, angle1)
# wait and update
turtle.update()
def tree2(argv, x, y):
lsys_filename2 = argv[2]
lsys2 = ls.createLsystemFromFile(lsys_filename2)
print lsys2
num_iter2 = int(3)
dist = float(5)
angle2 = float(30)
s2 = ls.buildString(lsys2, num_iter2)
#draw lsystem2
'''this is my second lsystem
with filename mysystem2.txt
with 5 iterations and
with angle = 120 dist = 10'''
turtle.up()
turtle.goto(0, 0)
turtle.goto(x, y)
turtle.down()
turtle.setheading(0)
turtle.left(90)
turtle.pencolor('White')
it.drawString(s2, dist, angle2)
# wait and update
turtle.update()
def grid(key, x, y, scale):
# create the lsystem from a file
lsys = ls.createLsystemFromFile(key)
# build the lsystem string with i iterations
for i in range(3):
lstr = ls.buildString(lsys, i + 1)
for j in [22, 46, 60]:
angle = float(j)
oldheading = turtle.heading()
turtle.up()
turtle.goto(x, y)
turtle.down()
turtle.right(270)
turtle.color(0.5, 0.6, 0.8)
turtle.width(2)
it.drawString(lstr, scale * 0.75, angle)
turtle.setheading(oldheading)
y = y - scale * 30
y = y + scale * 90
x = x + scale * 30
return
def main():
'''
Imports mountain scene from project 3 and adds three equally sized trees, one with
red leaves, one with orange leaves, and another one with yellow leaves.
The size of the leaves from largest to smallest are red, orange, and yellow.
From left to right the trees have red, orange, and yellow leaves.
The trees are spaced 200 pixels from each other in the x direction. The branches are
brown.
'''
bsl.myOtherScene(0, 0, 0.8)
'''
Draws mountain scene from Project 3 at 0.8 times its original size
'''
my_lsys1 = ls.init()
ls.setBase(my_lsys1, 'F')
ls.addRule(my_lsys1, ['F', 'F FF-[-F+F+FRB]+[+F-F-FRB]'])
'''
Creates L system that draws tree with red leaves and brown branches
'''
my_lsys2 = ls.init()
ls.setBase(my_lsys2, 'F')
ls.addRule(my_lsys2, ['F', 'F FF-[-F+F+FOB]+[+F-F-FOB]'])
'''
Creates L system that draws tree with orange leaves and brown branches
'''
my_lsys3 = ls.init()
ls.setBase(my_lsys3, 'F')
ls.addRule(my_lsys3, ['F', 'F FF-[-F+F+FYB]+[+F-F-FYB]'])
'''
Creates L system that draws tree with yellow leaves and brown branches.
'''
lstr1 = ls.buildString(my_lsys1, 2)
lstr2 = ls.buildString(my_lsys2, 2)
lstr3 = ls.buildString(my_lsys3, 2)
turtle.setheading(90)
x = -400
for i in (lstr1, lstr2, lstr3):
x += 200
turtle.up()
turtle.goto(x, -80)
turtle.down()
turtle.color("brown")
ti.drawString(i, 5, 20)
'''
Draws each tree with red, orange, and yellow leaves in that order with the trees
spaced 200 pixels apart in the x direction starting at (-400,-80). For each tree,
the L-system that makes up each tree is iterated 2 times.
'''
ti.hold() #holds the screen open until the user clicks or types 'q'
def abstract(lstr, x, y, scale, angle):
oldheading = turtle.heading()
turtle.up()
turtle.goto(x, y)
turtle.down()
turtle.right(270)
turtle.color(0.5, 0.6, 0.8)
turtle.width(2)
it.drawString(lstr, scale * 0.75, angle)
turtle.setheading(oldheading)
return
def makeTree():
# set up the window and turn off tracing
turtle.setup(500, 500)
turtle.tracer(False)
# draw a small symmetric tree
turtle.setheading(90)
goto(0, 0)
s = 'F[+F[+F][-F]][-F[+F][-F]]'
turtle.width(3)
ti.drawString(s, 50, 30)
turtle.width(1)
# draw the pot and legs
turtle.setheading(0)
goto(-50, -100)
turtle.color('brown')
turtle.begin_fill()
ti.drawString('F+' * 4, 100, 90)
turtle.end_fill()
goto(-50, -100)
turtle.color('dark red')
turtle.begin_fill()
ti.drawString('F' * 10 + '+F+' + 'F' * 10 + '+F+', 10, 90)
turtle.end_fill()
goto(-60, -120)
turtle.begin_fill()
ti.drawString('F+' + 'F' * 12 + '+F+' + 'F' * 12 + '+', 10, 90)
turtle.end_fill()
goto(50, -120)
turtle.begin_fill()
ti.drawString('F+' + 'F' * 12 + '+F+' + 'F' * 12 + '+', 10, 90)
turtle.end_fill()
# update and hold
ti.hold()
return
def makeShapes():
turtle.setup(500, 500)
# turn off tracing
turtle.tracer(False)
# draw a triangle
goto( -100, 0)
s = 'F+F+F+'
turtle.color( 'blue' )
ti.drawString( s, 65, 120 )
# draw a square
goto( 0, 0 )
s = 'F+F+F+F+'
turtle.color( 'red' )
ti.drawString( s, 50, 90 )
# draw a pentagon
goto( 100, 0 )
s = 'F+F+F+F+F+'
turtle.color( 'green' )
ti.drawString( s, 40, 72 )
# update the window and hold
ti.hold()
return
def pair(lstr, x, y, scale, angle):
oldheading = turtle.heading()
turtle.up()
turtle.goto(x, y)
turtle.down()
turtle.right(270)
turtle.color(0.5, 0.6, 0.8)
turtle.width(2)
it.drawString(lstr, scale * 0.75, angle)
turtle.up()
turtle.goto(x, y)
turtle.down()
turtle.color(0.1, 0.2, 0.4)
turtle.width(1)
turtle.left(135)
it.drawString(lstr, scale * 0.4, angle)
turtle.setheading(oldheading)
return
def main(argv):
# check if there are enough arguments
if len(argv) < 4:
print 'usage: %s <lsystem filename> <distance> <angle>' % (argv[0])
exit()
# create the lsystem from a file
lsys = ls.createLsystemFromFile(argv[1])
# build the lsystem string with 3 iterations
lstr = ls.buildString(lsys, 3)
dist = float(argv[2])
angle = float(argv[3])
# draw the lsystem
turtle.tracer(False)
turtle.left(90)
it.drawString(lstr, dist, angle)
# wait
turtle.update()
it.hold()
def main(argv):
# check if there are enough arguments
if len(argv) < 4:
print 'usage: %s <lsystem filename> <distance> <angle>' % (argv[0])
exit()
# create the lsystem from a file
lsys = ls.createLsystemFromFile( argv[1] )
# build the lsystem string with 3 iterations
lstr = ls.buildString( lsys, 3 )
dist = float( argv[2] )
angle = float( argv[3] )
# draw the lsystem
turtle.tracer(False)
turtle.left(90)
it.drawString( lstr, dist, angle )
# wait
turtle.update()
it.hold()
def main():
'''
Uses L systems to create scene with light blue sky, green grass,
a sun in the top right corner, and a tree with brown branches.
'''
my_lsys1 = ls.init()
ls.setBase(my_lsys1, 'F')
ls.addRule(my_lsys1, ['F', 'FF+F+FF+F+'])
lstr1 = ls.buildString(my_lsys1, 1)
'''
Creates L-system that represents a rectangle that is twice as wide as it is high.
Thus, this L-system can draw both a rectangluar light blue sky and green grass since
this L-system is iterated once.
'''
turtle.up()
turtle.goto(-315, -285)
turtle.begin_fill()
turtle.down()
turtle.color('green')
ti.drawString(lstr1, 310, 90)
turtle.end_fill()
'''
Draws rectangular green grass starting at (-315,285)
'''
turtle.up()
turtle.goto(-315, 25)
turtle.begin_fill()
turtle.down()
turtle.color('lightblue')
ti.drawString(lstr1, 310, 90)
turtle.end_fill()
'''
Draws rectangular light blue sky starting at (-315,25)
'''
turtle.up()
turtle.goto(250, 180)
turtle.begin_fill()
turtle.down()
turtle.color('yellow')
turtle.circle(50)
turtle.end_fill()
'''
Draws sun at (250,180)
'''
my_lsys2 = ls.init()
ls.setBase(my_lsys2, 'F')
ls.addRule(my_lsys2, ['F', 'F[+F]F[-F][F]'])
'''
Creates new L-system that draws a tree with multiple branches at (0,-225)
'''
lstr2 = ls.buildString(my_lsys2, 5)
turtle.setheading(90)
turtle.up()
turtle.goto(0, -225)
turtle.down()
turtle.color("brown")
ti.drawString(lstr2, 5, 20)
'''
Draws the tree with multiple brown branches starting at (0,-225) and
the L-system that makes up the tree is iterated 5 times.
'''
ti.hold() #holds the screen open until the user clicks or types 'q'
def main(argv):
# check if there are enough arguments
if len(argv) < 10:
print "Usage : python abstract.py 3*<in_filename> 3*<num_iterations>"
exit()
# assign lsys_filenames to command line filename arguments
lsys_filename1 = argv[1]
lsys_filename2 = argv[2]
lsys_filename3 = argv[3]
# create the lsystems from a file
lsys1 = ls.createLsystemFromFile(lsys_filename1)
lsys2 = ls.createLsystemFromFile(lsys_filename2)
lsys3 = ls.createLsystemFromFile(lsys_filename3)
print lsys1
print lsys2
print lsys3
# assign num_interations to command line number arguments
num_iter1 = int(argv[4])
num_iter2 = int(argv[5])
num_iter3 = int(argv[6])
# build the lsystem string with given number of iterations
s1 = ls.buildString(lsys1, num_iter1)
s2 = ls.buildString(lsys2, num_iter2)
s3 = ls.buildString(lsys3, num_iter3)
print s1
print s2
print s3
# assign distances and angles to given command line inputs
dist = float(argv[7])
angle1 = float(argv[8])
angle2 = float(argv[9])
angle3 = float(argv[10])
# draw the lsystems
#draw lsystem1
'''this is my first lsystem
with filename mysystem1.txt
with 3 iterations and
with angle = 45 dist = 10'''
turtle.tracer(False)
turtle.up()
turtle.goto(-400, 0)
turtle.down()
turtle.left(90)
turtle.pencolor('Green')
it.drawString(s1, dist, angle1)
#draw lsystem2
'''this is my second lsystem
with filename mysystem2.txt
with 5 iterations and
with angle = 120 dist = 10'''
turtle.up()
turtle.goto(0, 0)
turtle.goto(0, 0)
turtle.down()
turtle.setheading(0)
turtle.left(90)
turtle.pencolor('Red')
it.drawString(s2, dist, angle2)
#draw lsystem3
'''this is my third lsystem
with filename mysystem3.txt
with 3 iterations and
with angle = 45 dist = 10'''
turtle.up()
turtle.goto(0, 0)
turtle.goto(300, -100)
turtle.down()
turtle.setheading(0)
turtle.left(90)
turtle.pencolor('Blue')
it.drawString(s3, dist, angle3)
# wait and update
turtle.update()
it.hold()
def main(argv):
# check if there are enough arguments
if len(argv) < 10:
print "Usage : python abstract.py 3*<in_filename> 3*<num_iterations>"
exit()
# assign lsys_filenames to command line filename arguments
lsys_filename1 = argv[1]
lsys_filename2 = argv[2]
lsys_filename3 = argv[3]
# create the lsystems from a file
lsys1 = ls.createLsystemFromFile( lsys_filename1 )
lsys2 = ls.createLsystemFromFile( lsys_filename2 )
lsys3 = ls.createLsystemFromFile( lsys_filename3 )
print lsys1
print lsys2
print lsys3
# assign num_interations to command line number arguments
num_iter1 = int( argv[4] )
num_iter2 = int( argv[5] )
num_iter3 = int( argv[6] )
# build the lsystem string with given number of iterations
s1 = ls.buildString( lsys1, num_iter1 )
s2 = ls.buildString( lsys2, num_iter2 )
s3 = ls.buildString( lsys3, num_iter3 )
print s1
print s2
print s3
# assign distances and angles to given command line inputs
dist = float( argv[7] )
angle1 = float( argv[8] )
angle2 = float( argv[9] )
angle3 = float( argv[10] )
# draw the lsystems
#draw lsystem1
'''this is my first lsystem
with filename mysystem1.txt
with 3 iterations and
with angle = 45 dist = 10'''
turtle.tracer(False)
turtle.up()
turtle.goto(-400, 0)
turtle.down()
turtle.left(90)
turtle.pencolor('Green')
it.drawString( s1, dist, angle1 )
#draw lsystem2
'''this is my second lsystem
with filename mysystem2.txt
with 5 iterations and
with angle = 120 dist = 10'''
turtle.up()
turtle.goto(0,0)
turtle.goto(0,0)
turtle.down()
turtle.setheading(0)
turtle.left(90)
turtle.pencolor('Red')
it.drawString( s2, dist, angle2 )
#draw lsystem3
'''this is my third lsystem
with filename mysystem3.txt
with 3 iterations and
with angle = 45 dist = 10'''
turtle.up()
turtle.goto(0,0)
turtle.goto(300,-100)
turtle.down()
turtle.setheading(0)
turtle.left(90)
turtle.pencolor('Blue')
it.drawString( s3, dist, angle3 )
# wait and update
turtle.update()
it.hold()