def tSquare(size, level):
""" The T-Square fractal.
http://en.wikipedia.org/wiki/T-Square_%28fractal%29
"""
if level < 1:
drawSquare(size, True)
else:
drawSquare(size, True)
bk(size / 4.0)
left(90)
fd(size / 4.0)
right(90)
tSquare(size / 2.0, level - 1)
up()
fd(size)
down()
tSquare(size / 2.0, level - 1)
right(90)
fd(size)
left(90)
tSquare(size / 2.0, level - 1)
bk(size)
tSquare(size / 2.0, level - 1)
left(90)
up()
fd(size * 3 / 4.0)
down()
right(90)
fd(size / 4.0)
def kwiatek():
p = 0
while (p <= 7):
platek()
turtle.bk(50)
turtle.lt(360/8)
p = p + 1
def repeat(turtle, size, count):
for i in range(count):
random_color(turtle)
drawSquareFromCenter(turtle, size)
turtle.fd(size)
distance = count * size
turtle.bk(distance)
def ustNaStart():
turtle.pu()
turtle.bk(250)
turtle.lt(90)
turtle.bk(250)
turtle.rt(90)
turtle.pd()
def draw_tree(l, level):
"""
画出当前 level 的树枝
:param l: 当前层级树枝的长度
:param level: 当前层级
"""
global r, g, b
w = t.width() # 保存当前画笔宽度
t.width(w * 3.0 / 4.0) # 把画笔的宽度变小一点
r, g, b = r + 1, g + 2, b + 3 # 修改颜色
t.pencolor(r % 200, g % 200, b % 200)
l = 3.0 / 4.0 * l # 修改当前树枝长度
t.lt(s) # 左转 s 度
t.fd(l) # 画出当前的第一个树枝，向左的那个树枝
if level < lv: # 如果当前的层级还没有达到最大的层级
draw_tree(l, level + 1) # 那就继续画下一个层级
t.bk(l) # 后退回到原来的位置
t.rt(2 * s) # 右转 2 倍的 s 度
t.fd(l) # 画出当前的第二个树枝，向右的那个树枝
if level < lv: # 如果当前的层级还没有达到最大的层级
draw_tree(l, level + 1) # 那就继续画下一个层级
# 画完了子树枝，恢复现场
t.bk(l)
t.lt(s)
t.width(w)
def tGraph(word='F', theta=0, alpha=0, step=10, x0=0, y0=0):
#Run, turtle, RUN!!!
#tr.clear()
tr.radians()
tr.speed(0)
tr.pu()
tr.setx(x0)
tr.sety(y0)
tr.seth(alpha)
tr.pd()
st = []
for c in word:
if c == 'F':
tr.fd(step)
if c == 'b':
tr.pu()
tr.bk(step)
tr.pd()
if c == '[':
st.append({'x': tr.xcor(), 'y': tr.ycor(), 'ang': tr.heading()})
if c == ']':
pos = st.pop()
tr.pu()
tr.setx(pos['x'])
tr.sety(pos['y'])
tr.seth(pos['ang'])
tr.pd()
if c == '+':
tr.lt(theta)
if c == '-':
tr.rt(theta)
def drawStar(N, R):
turtle.reset()
a = 360/N
for i in range(N):
turtle.fd(R)
turtle.bk(R)
turtle.left(a)
def draw_r():
"""
Draw the letter R
:pre: (relative) at the start of the letter, heading (east), up
:post: (relative) 50 units from end of letter, heading (east), up
:return: None
"""
t.down()
t.left(90)
t.fd(LETTER_LENGTH)
t.bk(LETTER_LENGTH / 2)
t.right(90)
t.fd(LETTER_LENGTH / 4)
t.circle(LETTER_LENGTH / 4, 180)
t.fd(LETTER_LENGTH / 4)
t.left(90)
t.fd(LETTER_LENGTH / 2)
t.left(45)
t.fd(HYPOTENUSE)
t.bk(HYPOTENUSE)
t.right(45)
t.up()
t.fd(LETTER_LENGTH / 2)
t.left(90)
t.fd(LETTER_LENGTH / 2)
add_space()
def korDuza(popr,ile):
turtle.pu()
turtle.bk(popr * ile)
turtle.lt(90)
turtle.bk(popr)
turtle.rt(90)
turtle.pd()
def locate_eye_2():
bob.pu()
bob.bk(110)
bob.rt(90)
bob.fd(10)
bob.lt(90)
bob.pd()
def ustDoPOka(a):
turtle.rt(60)
turtle.bk(a * 1.5)
turtle.lt(60)
turtle.pu()
turtle.rt(180)
turtle.fd(4 * a)
turtle.lt(60)
turtle.fd(4 * a)
turtle.lt(60)
turtle.fd(4 * a)
turtle.rt(60)
turtle.fd(4 * a)
turtle.lt(60)
turtle.lt(360 / 12)
turtle.fd(a * 8)
turtle.lt(360 / 12)
turtle.fd(a * 8)
turtle.lt(360 / 12)
turtle.fd(a * 8)
turtle.lt(360 / 12)
turtle.lt(60)
turtle.fd(4 * a)
turtle.lt(60)
turtle.fd(a * 4)
turtle.pd()
def ustNaStartKwiatki(rozmKanwy, segment):
turtle.pu()
turtle.bk(225)
turtle.lt(90)
turtle.bk(225)
turtle.rt(90)
turtle.pd()
def ustNaStart(a):
turtle.pu()
turtle.bk(a)
turtle.lt(90)
turtle.fd(a / 2)
turtle.rt(90)
turtle.pd()
def next(tamanho, colunas):
t.pu()
t.bk(tamanho * colunas)
t.rt(90)
t.fd(tamanho)
t.lt(90)
t.pd()
def draw_l(word):
turtle.up()
turtle.clear()
turtle.setposition(0, 0)
turtle.setheading(0)
turtle.bk(INITIAL_POS[0])
turtle.down()
turtle.st()
stack = []
for char in word:
if char == '0':
turtle.fd(SIZE[0])
if char == '1':
turtle.fd(SIZE[0])
if char == '[':
stack.append((turtle.position(), turtle.heading()))
turtle.lt(45)
if char == ']':
position, heading = stack.pop()
turtle.up()
turtle.setposition(position)
turtle.setheading(heading)
turtle.rt(45)
turtle.down()
turtle.ht()
def main():
"""
主函数
"""
turtle.speed('slow')
turtle.pensize(5)
turtle.pu()
turtle.fd(30)
turtle.pd()
turtle.fd(30)
turtle.pu()
turtle.bk(90)
turtle.pd()
turtle.bk(30)
turtle.pu()
turtle.setpos(-20, -60)
turtle.pensize(7)
turtle.color('red')
turtle.pd()
turtle.fd(40)
turtle.color('black')
turtle.pensize(3)
turtle.pu()
turtle.setpos(0, -130)
turtle.pd()
turtle.circle(100)
turtle.pu()
turtle.exitonclick()
def ustNaStart(dlBokKw, ile):
turtle.pu()
turtle.bk(dlBokKw * ile / 2 +5)
turtle.lt(90)
turtle.fd(dlBokKw * (ile - 2) / 2 - 5)
turtle.rt(90)
turtle.pd()
def koch_curve(d, lvl):
if lvl == 0:
t.fd(d)
t.pu()
t.bk(d)
t.pd()
return
koch_curve(d / 3, lvl - 1)
t.pu()
t.fd(d / 3)
t.lt(60)
t.pd()
koch_curve(d / 3, lvl - 1)
t.pu()
t.fd(d / 3)
t.rt(120)
t.pd()
koch_curve(d / 3, lvl - 1)
t.pu()
t.fd(d / 3)
t.lt(60)
t.pd()
koch_curve(d / 3, lvl - 1)
t.pu()
t.bk(2 * d / 3)
t.pd()
def draw_circle(x,y,angle):
""" draw_circle
---------------------
x, y 小圆圆心坐标
angle 海龟的朝向
"""
global first
# 开始绘制外部的小圆
turtle.clear()
turtle.up()
turtle.seth(0)
turtle.goto(x, y-r_small)
turtle.down()
turtle.color('black')
turtle.circle(r_small, steps=200)
# 圆心处打点
turtle.up()
turtle.goto(x, y)
turtle.dot(10, 'blue')
turtle.down()
# 移动到外圆上的定点
turtle.seth(angle)
turtle.color('purple')
turtle.bk(d)
turtle.dot(10,'red')
# 连接摆线
tt.goto(turtle.xcor(),turtle.ycor())
if first:
tt.down()
first = False
def drawdate(date):
t.pencolor('red')
for i in date:
if i == '-':
t.right(90)
t.fd(50)
t.write('年', font=('MS Gothic', 18, 'normal'))
t.pencolor('green')
t.bk(50)
t.left(90)
t.fd(40)
elif i == '=':
t.right(90)
t.fd(50)
t.write('月', font=('MS Gothic', 18, 'normal'))
t.pencolor('blue')
t.bk(50)
t.left(90)
t.fd(40)
elif i == '+':
t.right(90)
t.fd(50)
t.write('日', font=('MS Gothic', 18, 'normal'))
else:
drawdigit(eval(i))
def rysuj_cyfre(n):
kolor = random.choice(kolory)
for r in daj_cyfre(n):
print()
for i in range(len(r)):
print(r[i],end='')
if r[i] == '#':
kwadrat(50, kolor)
fd(50)
else:
pu()
fd(50)
pd()
pu()
bk(50 * len(r))
rt(90)
fd(50)
lt(90)
pd()
pu()
fd(300)
lt(90)
fd(250)
rt(90)
pd()
def drawSootSprite(N, R):
# reset direction
turtle.reset()
# draw star
drawStar(N, R)
# draw body
turtle.dot(0.8 * 2 * R)
# draw right eyeball
turtle.fd(0.2 * R)
turtle.dot(0.3 * R, 'white')
# draw right pupil
turtle.pu()
turtle.bk(0.1 * R)
turtle.pd()
turtle.dot(0.05 * R)
turtle.pu()
# centre
turtle.setpos(0, 0)
# draw left eyeball
turtle.bk(0.2 * R)
turtle.pd()
turtle.dot(0.3 * R, 'white')
# draw left pupil
turtle.pu()
turtle.fd(0.1 * R)
turtle.pd()
turtle.dot(0.05 * R)
turtle.hideturtle()
def drawStar(N, R):
turtle.reset()
a = 360 / N
for i in range(N):
turtle.fd(R)
turtle.bk(R)
turtle.left(a)
def box(size):
# Setup
t.pd()
x = 90
t.fd(size * 60)
# Draw the box
for i in range(2):
t.lt(x)
t.fd(size * 120)
t.lt(x)
t.fd(size * 120)
t.lt(x)
# Draw each horizontal 40px
t.fd(size * 40)
t.lt(x)
t.fd(size * 120)
t.rt(x)
t.fd(size * 40)
t.rt(x)
t.fd(size * 120)
t.lt(x)
t.bk(size * 80)
t.rt(90)
t.bk(size * 60)
# Reset the pen
t.pu()
def drawRaindropWithRipples(radius, x, y, numRipples=kNumRipples()):
"""If the ripples would go out of bounds, then re-roll"""
if not (radius * (numRipples + 1) + abs(x) <= kPondSize() and radius *
(numRipples + 1) + abs(y) <= kPondSize()):
"""Reroll the raindrop"""
return drawRaindropWithRipples(randint(kMinRadius(), kMaxRadius()),
randint(-kPondSize(), kPondSize()),
randint(-kPondSize(), kPondSize()),
numRipples)
else:
t.fd(x)
t.lt(90)
t.fd(y)
t.rt(90)
t.fillcolor((random(), random(), random()))
t.fd(radius)
t.lt(90)
t.down()
t.begin_fill()
t.circle(radius)
t.end_fill()
t.up()
t.rt(90)
t.bk(radius)
return 2 * pi * radius + drawRipple(numRipples, radius,
2 * radius) + goHome(x, y)
def drawA(size):
# Draws an uppercase A
a = 26.565
x = 134.164
# Setup
t.pu()
t.bk(size * 60)
# Draw first leg
t.pd()
t.lt(90 - a)
t.fd(size * x)
# Draw second leg
t.rt(180 - 2 * a)
t.fd(size * x)
# Draw center stem
t.rt(180)
t.fd(size * (x / 3))
t.lt(90 - a)
t.fd(size * 80)
# Reset from A
t.pu()
t.lt(180)
t.fd(size * 40)
t.rt(90)
t.fd(size * 40)
t.lt(90)
def zigzag(length, depth):
"""
Pre-Conditions: Default Starting location
Post-Conditions: Back in the same place
Description: Makes a zig-sag style fractal with red and green coloring, leg length and depth
determined through user prompt
"""
depth = int(depth + .5)
if depth <= 0:
pass
else:
t.lt(90)
t.fd(length / 2)
t.rt(90)
t.fd(length)
zigzag(length / 2, depth - 1)
t.bk(length)
t.rt(90)
t.fd(length)
t.lt(90)
t.bk(length)
zigzag(length / 2, depth - 1)
t.fd(length)
t.lt(90)
t.fd(length / 2)
t.rt(90)
def draw_line(length, angle, state):
turtle.pensize(1)
turtle.pendown()
turtle.setheading(angle)
turtle.fd(length)
turtle.bk(length) if state else turtle.penup()
turtle.penup()
def draw_tree(l, level):
global r, g, b
# save the current pen width
w = t.width()
# narrow the pen width
t.width(w * 3.0 / 4.0)
# set color:
r = r + 1
g = g + 2
b = b + 3
t.pencolor(r % 200, g % 200, b % 200)
l = 3.0 / 4.0 * l
t.lt(s)
t.fd(l)
if level < lv:
draw_tree(l, level + 1)
t.bk(l)
t.rt(2 * s)
t.fd(l)
if level < lv:
draw_tree(l, level + 1)
t.bk(l)
t.lt(s)
# restore the previous pen width
t.width(w)
def binary_tree(depth, length, origin = (0,0) ): turtle.setposition(origin) if length == 0: return True turtle.right(30) turtle.pendown() turtle.forward(depth) right = turtle.pos() turtle.penup() turtle.bk(depth) turtle.right(120) turtle.pendown() turtle.forward(depth) turtle.penup() left = turtle.pos() turtle.bk(depth) turtle.left(150) binary_tree(depth/2, length-1, left) binary_tree(depth/2, length-1, right) return True
def turtleXYZ():
turtle.goto(0, 0)
turtle.pd()
turtle.goto(0, 300)
turtle.goto(6, 290)
turtle.pu()
turtle.goto(-6, 290)
turtle.pd()
turtle.goto(0, 300)
turtle.goto(0, 0)
turtle.goto(300, 0)
turtle.goto(290, 6)
turtle.pu()
turtle.goto(290, -6)
turtle.pd()
turtle.goto(300, 0)
turtle.goto(0, 0)
turtle.rt(135)
turtle.fd(212.1)
turtle.lt(135)
turtle.fd(5)
turtle.bk(10)
turtle.lt(90)
turtle.fd(10)
turtle.pu()
turtle.goto(0, 0)
def drawBlockDiagram(lst, componentName):
# deternmine number of inputs, outputs and inouts
inp = 0
outp = 0
for sig in lst:
if sig[1].upper() == "IN":
inp += 1
else:
outp += 1
largestType = max(inp, outp)
height = 50 * (largestType + 1)
drawSquare(COMPONENT_WIDTH, height, componentName)
turtle.rt(90)
for sig in lst:
turtle.pu()
if sig[1].upper() == "IN":
turtle.fd(50)
turtle.lt(90)
turtle.bk(IO_LINE_LENGTH)
drawIO(sig[0], sig[2])
turtle.fd(IO_LINE_LENGTH)
turtle.rt(90)
alignTurtletoKnown(COMPONENT_WIDTH, height)
turtle.fd(75)
turtle.rt(90)
for sig in lst:
if sig[1] != "in":
turtle.fd(50)
turtle.lt(90)
drawIO(sig[0], sig[2])
turtle.rt(90)
turtle.pu()
turtle.home()
turtle.setup(25 + COMPONENT_WIDTH + (IO_LINE_LENGTH * 2), height + 50)
def body():
''' draws body '''
turtle.setheading(270)
turtle.fd(50)
turtle.bk(50)
def drawpoint():
turtle.pensize(5)
turtle.pendown()
turtle.fd(1)
turtle.penup()
turtle.bk(1)
turtle.pensize(1)
def turtleXYZ(): turtle.goto(0, 0) turtle.pd() turtle.goto(0, 300) turtle.goto(6, 290) turtle.pu() turtle.goto(-6, 290) turtle.pd() turtle.goto(0, 300) turtle.goto(0, 0) turtle.goto(300, 0) turtle.goto(290, 6) turtle.pu() turtle.goto(290, -6) turtle.pd() turtle.goto(300, 0) turtle.goto(0, 0) turtle.rt(135) turtle.fd(212.1) turtle.lt(135) turtle.fd(5) turtle.bk(10) turtle.lt(90) turtle.fd(10) turtle.pu() turtle.goto(0, 0)
def draw_tree(l, level):
global r, g, b
# save the current pen width
w = turtle.width()
# narrow the pen width 每次递归都是之前的宽度四分之三
turtle.width(w * 3.0 / 4.0)
# set color:
r = r + 1
g = g + 2
b = b + 3
turtle.pencolor(r % 200, g % 200, b % 200) #设置画笔颜色
l = 3.0 / 4.0 * l #前进长度
turtle.lt(s) #左转45度 left
turtle.fd(l) #前进l个长度 forward
if level < lv: #左边树叉递归
draw_tree(l, level + 1)
turtle.bk(l) #回退l长度 backward
turtle.rt(2 * s) #右转90度 right
turtle.fd(l) #前进l个长度 forward
if level < lv: #右边树叉递归
draw_tree(l, level + 1)
turtle.bk(l) #backward 后退l个
turtle.lt(s) #左转45度 left
# restore the previous pen width
turtle.width(w) #完了之后将画笔宽度返回至原来的宽度
def jeden():
turtle.fd(50)
turtle.fillcolor(randint(0,255),randint(0,255),randint(0,255))
turtle.begin_fill()
kwadrat(50)
turtle.end_fill()
turtle.bk(50)
def tSquare(size, level):
""" The T-Square fractal.
http://en.wikipedia.org/wiki/T-Square_%28fractal%29
"""
if level < 1:
drawSquare(size, True)
else:
drawSquare(size, True)
bk(size / 4.0)
left(90)
fd(size / 4.0)
right(90)
tSquare(size / 2.0, level - 1)
up()
fd(size)
down()
tSquare(size / 2.0, level - 1)
right(90)
fd(size)
left(90)
tSquare(size / 2.0, level - 1)
bk(size)
tSquare(size / 2.0, level - 1)
left(90)
up()
fd(size * 3 / 4.0)
down()
right(90)
fd(size / 4.0)
def ustDoNosa(a):
turtle.pu()
turtle.rt(60)
turtle.bk(1.5 * a)
turtle.fd(4 * a)
turtle.lt(360 / 6)
turtle.fd(4 * a)
turtle.lt(360 / 6)
turtle.fd(4 * a)
turtle.lt(360 / 6)
turtle.rt(180)
turtle.lt(60)
turtle.fd(a * 4)
turtle.lt(120)
turtle.fd(a * 8)
turtle.lt(360 / 12)
turtle.fd(a * 8)
turtle.lt(360 / 12)
turtle.fd(a * 8)
turtle.lt(360 / 12)
turtle.fd(a * 8)
turtle.lt(360 / 12)
turtle.lt(60)
turtle.fd(8 * a)
turtle.lt(30)
turtle.lt(360 / 6)
turtle.fd(2 * a)
turtle.rt(360 / 6)
turtle.fd(2 * a)
turtle.rt(360/ 6)
turtle.fd(a * 2)
turtle.lt(360 / 6)
turtle.pd()
def drawSootSprite(N, R):
# reset direction
turtle.reset()
# draw star
drawStar(N, R)
# draw body
turtle.dot(0.8*2*R)
# draw right eyeball
turtle.fd(0.2*R)
turtle.dot(0.3*R, 'white')
# draw right pupil
turtle.pu()
turtle.bk(0.1*R)
turtle.pd()
turtle.dot(0.05*R)
turtle.pu()
# centre
turtle.setpos(0, 0)
# draw left eyeball
turtle.bk(0.2*R)
turtle.pd()
turtle.dot(0.3*R, 'white')
# draw left pupil
turtle.pu()
turtle.fd(0.1*R)
turtle.pd()
turtle.dot(0.05*R)
turtle.hideturtle()
def draw_people(x, y):
turtle.penup()
turtle.goto(x, y)
turtle.pendown()
turtle.pensize(2)
turtle.color('black')
turtle.setheading(0)
turtle.circle(35, 360)
turtle.penup()
turtle.pensize(3)
turtle.setheading(90)
turtle.fd(45)
turtle.setheading(180)
turtle.fd(20)
turtle.setheading(0)
turtle.fd(35)
turtle.pendown()
turtle.circle(4, 360)
turtle.penup()
turtle.goto(x, y)
turtle.pensize(2)
turtle.setheading(0)
turtle.fd(20)
turtle.setheading(90)
turtle.fd(20)
turtle.setheading(-90)
turtle.pendown()
turtle.circle(5, 180)
turtle.penup()
turtle.goto(x, y)
turtle.setheading(-90)
turtle.pendown()
turtle.fd(20)
turtle.setheading(0)
turtle.fd(35)
turtle.setheading(60)
turtle.fd(10)
turtle.penup()
turtle.goto(x, y)
turtle.setheading(-90)
turtle.pendown()
turtle.fd(40)
turtle.setheading(0)
turtle.fd(35)
turtle.setheading(-60)
turtle.fd(10)
turtle.penup()
turtle.goto(x, y)
turtle.setheading(-90)
turtle.pendown()
turtle.fd(60)
turtle.setheading(-135)
turtle.fd(60)
turtle.bk(60)
turtle.setheading(-45)
turtle.fd(30)
turtle.setheading(-135)
turtle.fd(35)
turtle.penup()
def tree(n):
lt(90)
pu()
bk(300)
pd()
fd(100)
branch(n)
Lbranch(n)
def draw_turtle():
turtle.title('거북이 graphic')
turtle.color('black', 'red')
turtle.shape('turtle')
turtle.fd(80)
turtle.bk(100)
turtle.exitonclick()
def recur(n):
t.fd(n)
t.rt(90)
if n > 10: recur(n - 30)
t.lt(180)
if n > 10: recur(n - 30)
t.rt(90)
t.bk(n)
def createArm(amount, iteration, twig_amount):
if (iteration < 1):
return
turtle.left(360 / amount)
turtle.fd(twig_size)
createTwig(twig_amount)
turtle.bk(twig_size * (twig_amount + 1))
createArm(amount, iteration - 1, twig_amount)
def korDuza(a):
dlBokKw = a / 5
turtle.pu()
turtle.bk(a)
turtle.rt(90)
turtle.fd(dlBokKw)
turtle.lt(90)
turtle.pd()
def korDuzaLaczniki(segment, ileLacznikow):
liczbaSegmentow = ileLacznikow * 3
turtle.pu()
turtle.bk(liczbaSegmentow * segment)
turtle.lt(90)
turtle.pu()
turtle.fd(segment * 3)
turtle.rt(90)
turtle.pd()
def korDuzaKwiatki(segment, ileKwiatkow):
liczbaSegmentow = 5 + 6 * (ileKwiatkow - 1)
turtle.pu()
turtle.bk(liczbaSegmentow * segment + segment)
turtle.lt(90)
turtle.pu()
turtle.fd(segment * 6)
turtle.rt(90)
turtle.pd()
def drawBranch(size, angle): # Recursive function to draw a part of the tree.
turtle.fd(size)
if size>5:
turtle.rt(angle/2)
drawBranch(size*0.75, angle)
turtle.lt(angle)
drawBranch(size*0.75, angle)
turtle.rt(angle/2)
turtle.bk(size)
def ustNaStart(a):
bok = a * 8
ileBokow = 12
turtle.pu()
turtle.bk(8*a + 4*a*math.sqrt(3))
turtle.lt(90)
turtle.fd(bok / 2)
turtle.rt(360 / ileBokow)
turtle.pd()
def ustDoNastObr(bokKw=10):
turtle.pu()
turtle.bk(bokKw*2)
turtle.lt(90)
turtle.bk(bokKw*3)
turtle.lt(90)
turtle.fd(bokKw)
turtle.rt(180)
turtle.pd()
def elemKwiatka(bokStrzalki, beta):
numPow = 1
ustNaStartElem(bokStrzalki, beta)
while numPow <= 6:
strzalka(bokStrzalki)
ustDoNastStrzal(bokStrzalki, beta)
numPow = numPow + 1
turtle.pu()
turtle.lt(beta)
turtle.bk(bokStrzalki/4)
turtle.pd()
def ustNaStartLaczniki(rozmKanwy, segment):
turtle.pu()
turtle.goto(0, 0)
turtle.bk(225)
turtle.lt(90)
turtle.bk(225)
turtle.rt(90)
turtle.fd(segment)
turtle.lt(90)
turtle.fd(segment * 2)
turtle.rt(90)
turtle.pd()
def kwadrOdSrodka(dlBokKw):
polBokuKwadratu = dlBokKw / 2
turtle.pu()
turtle.bk(polBokuKwadratu)
turtle.rt(90)
turtle.fd(polBokuKwadratu)
turtle.pd()
numPow = 1
while(numPow <= 4):
turtle.lt(90)
turtle.fd(dlBokKw)
numPow = numPow + 1
def kwiatek(bok = 60):
beta = 360 / 5
numPow = 1
turtle.lt(180 + 90)
srodek(bok)
turtle.lt(beta / 2)
while(numPow <= 5):
turtle.rt(beta)
turtle.fd(60)
rogi(bok)
turtle.bk(60)
numPow = numPow + 1
def wasL(a):
numPow = 1
while(numPow <= 4):
turtle.fd(2 * a)
turtle.rt(360 / 8)
numPow = numPow + 1
turtle.lt(360 / 8)
numPow = 1
while(numPow <= 4):
turtle.bk(2 * a)
turtle.lt(360 / 8)
numPow = numPow + 1
turtle.rt(360 / 8)
def accidentalButCool(size, angle, level):
newAngle = angle / 2.0
obtuse = 180 - angle
if level < 1:
for i in range(3):
fd(size)
left(obtuse)
fd(size / (2 * math.cos(math.radians(newAngle))))
bk(size / (2 * math.cos(math.radians(newAngle))))
right(newAngle)
else:
for i in range(3):
accidentalButCool(size, newAngle, level - 1)
def snowflake(radius, iter, anti):
n = 3 # number of sides
side_length = radius * math.sqrt(3)
angle = (360 / 2) - (60 / 2)
t.fd(radius) # forward
t.rt(angle) # right turn
for i in range(n):
f(side_length, iter, anti)
t.rt(360 / n)
t.rt(-angle)
t.bk(radius) # backward
def pythagoras(size, level):
""" The Pythagoras Tree fractal.
http://en.wikipedia.org/wiki/Pythagoras_tree_%28fractal%29
"""
if level < 1:
drawSquare(size, True)
else:
newSize = size / 2.0 * math.sqrt(2)
drawSquare(size, True)
left(135)
fd(newSize)
right(90)
pythagoras(newSize, level - 1)
left(90)
bk(newSize)
right(135)
fd(size)
left(135)
fd(newSize)
right(90)
fd(newSize)
right(90)
pythagoras(newSize, level - 1)
left(90)
bk(newSize)
left(90)
bk(newSize)
right(135)
bk(size)
def drawTreeFractal(height,AngularDisp, Length):
turtle.bgcolor("#191970")
a = (0,-200)
Base(a)
turtle.setheading(90)
turtle.color("green")
turtle.fd(1000)
turtle.bk(2000)
Base(a)
star1()
star2()
sign()
makeTree(height, Length,a,0,AngularDisp*2)
turtle.setheading(180)
makeTree(3, Length/2.00,a,0,AngularDisp*2)
turtle.done()
