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breadth.py
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breadth.py
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def main(chosenLevel):
import turtle
import sys
import time
from collections import deque
import Tkinter as Tkinter
counter = 0
counter2 = 0
running = False
window = turtle.Screen()
window.reset()
window.bgcolor("black") # window background color
window.title("A.I. Maze Game")
window.setup(width = 1400, height = 820, startx = None, starty = None) # set up the turtle window width and height
class Wall(turtle.Turtle): # this is Pen class, it will be called whenever you create pen object
def __init__(self): # this is a default constructor
turtle.Turtle.__init__(self)
self.shape("square")
self.color("light grey")
self.penup()
self.speed(0)
class Green(turtle.Turtle):
def __init__(self):
turtle.Turtle.__init__(self)
self.shape("square")
self.color("green")
self.penup()
self.speed(0)
class Yellow(turtle.Turtle):
def __init__(self):
turtle.Turtle.__init__(self)
self.shape("circle")
self.color("yellow")
self.penup()
self.speed(0)
class Red(turtle.Turtle):
def __init__(self):
turtle.Turtle.__init__(self)
self.shape("square")
self.color("red")
self.penup()
self.speed(0)
class Node():
def __init__(self, parent=None, position=None):
self.parent = parent
self.position = position
self.g = 0
self.h = 0
self.f = 0
def __eq__(self, other):
return self.position == other.position
# start function of the stopwatch
# Stop function of the stopwatch
storeMaze = [""] # to store all the maze
path=[]
maze1 = [
"XXXXXXXXXXXXXXXXXXXXX", # let us know how the algorithm search its destination without obstacles
"XS X",
"X XXXX X",
"X XXXXX X",
"X XXXXX X",
"X XXXXX X",
"X XXXXX X",
"X XXXXX X",
"X XXXXX X",
"X XXXXX X",
"X XXXXXX X",
"X XXXXXX X",
"X XXX X",
"X XXX X",
"X XX X",
"X X",
"X X",
"X X",
"X X",
"X fX",
"XXXXXXXXXXXXXXXXXXXXX"
]
maze2 = [
"XSXXXXXXXXXXX",
"X X",
"XX XXXXXX XXX",
"XX XX XX",
"XX XXXX X XXX",
"X XX",
"X XX XXX XXXX",
"X XX X X",
"X XX XXX XXX",
"X X XX X XX",
"X X XX XX",
"XX X XX XX",
"XXXXXXXXXXfXX"
]
maze3 = [
"XSXXXXXXXXXXXXXXXXXXX",
"X X XX X X",
"XXX XX XX XXX XXX XXX",
"XXX XX XX XX X",
"X XX XX XXXX X",
"X XXXXX XX XX X",
"X XX XX XXXX XXX X",
"X XX XX XXXXX X",
"X X XXXXXXXX XX X",
"XX X XX XX XX X",
"X XXX XX XXX XX XX X",
"XX XX XXX X X",
"X XX X XX XXX XX",
"X X X XX X X",
"X X XX XXXXXXXXXX X",
"X XX X XX XX X",
"XXX XXXX XX X X",
"X XX XXXXX XX X X",
"X XXX XX X X X X X",
"X XX XX X",
"XXXXXXXXXXXXXXXXXXXfX"
]
maze4 = [
"XSXXXXXXXXXXXXXXXXXXXXXXX",
"X XX X X XX",
"XX X XXXX XXX XXX XXXXXXX",
"XX X X XX X",
"XX XXXX XXXXX XXX XXXXXXX",
"X X X XX",
"XXXX XXX XX XXX XXX XX XX",
"X XX XX XXX X X XX",
"X XX XXX XXXXX XX X XX",
"X XX XXX XX X",
"XX X X XXX X XX X X XXXX",
"XXXXX X X X XXXX X XX X",
"X X XXX XXXX X",
"X X XXX XXX XXXXXX X",
"X X XXXXXXX XXX X",
"X XXXXX XXX X",
"X XX XX XXXXXXXXXX X",
"X XXXXXXXXXX X X",
"XXXXXX XXX XX XXX X",
"X X XX XXXXXXXXXXX X",
"X XX X XX X X XXX",
"X XX X XXX X XXXXXX X",
"X X X X X XXX X",
"X X X X XX XX X X",
"XXXXXXXXXXXXXXXXXXXXfXXXX"
]
maze5 = [
"XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX",
"XS XX XX XX X XX X X",
"X X XXXX XXXX XX XX X",
"X X XXX XXXX XX X X",
"X X XXX XXX XX X X XXX",
"XX XXXXXX XX XX XXX X X",
"XX X XX XXXXXX XX X X",
"XXX XXXXX XX X XX XXXXXX X X",
"X XX X XX X XX X X",
"X XXX X X XX X XXXX X X X X",
"X XX XX X X X X X XXXX X",
"X X XX XX XX X XXXXXX X X X",
"XXXX X X X X X X X XX XX",
"X X X X XXXXXX X XXXX X X X",
"X X XXX XX X XX X XX X",
"X X XXXXX XXXXX XXX X XX X X",
"XXX XX XX XX XX XX XX X",
"XXX XXX XXXX XX XX X X XX X",
"X XX XXXX X X XXXX X X",
"X X XX XX XX X X XXXX XXXX XXXX",
"X X XX XXX XX X X X",
"X X XXXX XX XXX XX XX XX X X X X",
"XXX XX X XX XX XX X",
"X XX XX XX XX XX X XXX X",
"X XXXX XX XXX XX XXXX XXXX X X",
"XXXX X X X X X XX X",
"X X XXXXXX XXXXXX X X XXXX",
"X XXXX XX X XX XXX X X",
"X X XX X X X X XXXXXX X",
"X XXXXXX XX X XX X X X",
"X X X X XXXXXX XX X XXX X X",
"X X X X XX X X X X",
"XXXXXXXXXXXXXXXXXXXXXXXXXXXXfXXXX"
]
#store maze1 to maze5 into storeMaze
storeMaze.append(maze1)
storeMaze.append(maze2)
storeMaze.append(maze3)
storeMaze.append(maze4)
storeMaze.append(maze5)
def generateMaze(maze):
global xStart,yStart,xEnd,yEnd
mazeLength = len(maze)
# Generate topleft indexes for X and Y
topleftX = -(((mazeLength-1)*24)/2)
topleftY = ((mazeLength-1)*24)/2
for y in range (mazeLength):
for x in range (len(maze[y])):
character = maze[y][x]
xCoordinate = topleftX + (x*24) # distance between two grid is always 24 in turtle
yCoordinate = topleftY - (y*24)
if character == "X": # if 'X' is encountered, generate wall
wall.goto(xCoordinate,yCoordinate) # go to that location
wall.stamp() # stick it at that location
if character == " " or character == "f": # if encounter empty path or destination point
path.append((xCoordinate, yCoordinate))
if character == "f": # if encounter destination point
red.goto(xCoordinate, yCoordinate) # send green sprite to screen location
red.stamp()
end = (xCoordinate,yCoordinate)
xEnd = xCoordinate
yEnd = yCoordinate
if character == "S": # if encounter stating point
red.goto(xCoordinate, yCoordinate)
red.stamp()
start= (xCoordinate, yCoordinate)
xStart = xCoordinate
yStart = yCoordinate
search(xStart,yStart) # calling A* algorithm function
backRoute(xEnd, yEnd)
window.exitonclick()
def endProgram():
window.exitonclick()
sys.exit()
def search(x,y):
global startTime
startTime = time.time()
frontier.append((x, y))
solution[x,y] = x,y
while len(frontier) > 0: # exit while loop when frontier queue equals zero
time.sleep(0)
x, y = frontier.popleft() # pop next entry in the frontier queue an assign to x and y location
if(x - 24, y) in path and (x - 24, y) not in visited: # check the cell on the left
cell = (x - 24, y)
solution[cell] = x, y # backtracking routine [cell] is the previous cell. x, y is the current cell
#blue.goto(cell) # identify frontier cells
#blue.stamp()
frontier.append(cell) # add cell to frontier list
visited.add((x-24, y)) # add cell to visited list
if (x, y - 24) in path and (x, y - 24) not in visited: # check the cell down
cell = (x, y - 24)
solution[cell] = x, y
#blue.goto(cell)
#blue.stamp()
frontier.append(cell)
visited.add((x, y - 24))
#print(solution)
if(x + 24, y) in path and (x + 24, y) not in visited: # check the cell on the right
cell = (x + 24, y)
solution[cell] = x, y
#blue.goto(cell)
#blue.stamp()
frontier.append(cell)
visited.add((x +24, y))
if(x, y + 24) in path and (x, y + 24) not in visited: # check the cell up
cell = (x, y + 24)
solution[cell] = x, y
#blue.goto(cell)
#blue.stamp()
frontier.append(cell)
visited.add((x, y + 24))
green.goto(x,y)
green.stamp()
def backRoute(x,y):
global startTime
pathCost = 0
yellow.goto(x,y)
yellow.stamp()
while (x,y) != (xStart,yStart): # stop loop when current cells == start cell
yellow.goto(solution[x,y]) # move the yellow sprite to the key value of solution ()
yellow.stamp()
x,y = solution[x,y] # "key value" now becomes the new key
pathCost +=1
import again
again.main(startTime,pathCost)
wall = Wall() # calling pen constructor
green = Green()
yellow = Yellow()
red = Red()
path = []
visited = set()
frontier = deque()
solution = {}
generateMaze(storeMaze[chosenLevel]) # calling generateMaze and you can change your maze level here
root.mainloop()