Master

MultiDemo/demo.py

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+from telnetlib import theNULL
+import turtle
+import time
+
+cars = {}
+
+speed = 0.05
+turn = 0.105
+
+# Generate Window
+win = turtle.Screen()
+win.title("NASCAR")
+win.bgcolor("light blue")
+win.setup(width = 720, height = 680)
+win.tracer(0)
+
+# Generate Background
+turtle.register_shape("track2.gif", shape=None)
+track = turtle.Turtle()
+track.penup()
+track.shape("track2.gif")
+track.goto(0, 0)
+
+turtle.register_shape("line", shape=((0, 0), (30, 0), (-30, 0)))
+start = turtle.Turtle()
+start.penup()
+start.shape("line")
+start.color("black")
+start.goto(0, 120)
+
+# Generate Cars
+turtle.register_shape("Nascar1.gif", shape=None)
+turtle.register_shape("Nascar1Flipped.gif", shape=None)
+car = turtle.Turtle()
+car.penup()
+car.shape("Nascar1.gif")
+car.color("red")
+car.left(180)
+car.hideturtle()
+
+placements = [(start.xcor()+20, start.ycor()-20), 
+(start.xcor()+20, start.ycor()), 
+(start.xcor()+20, start.ycor()+20)]
+
+car1 = car.clone()
+car1.showturtle()
+car1.goto(placements[0])
+
+car2 = car.clone()
+car2.showturtle()
+car2.goto(placements[1])
+
+car3 = car.clone()
+car3.showturtle()
+car3.goto(placements[2])
+
+
+
+def moveCar(car, speed):
+    car.forward(speed)
+
+def turnLeft(car, lane):
+    car.left((turn-0.005)/2)
+    if lane == 0:
+        car.forward(turn+0.02)
+    elif lane == 1:
+        car.forward(turn)
+    elif lane == 2:
+        car.forward(turn-0.02)
+
+def rotateCar(car):
+    car.shape("Nascar1Flipped.gif")
+
+def resetCar(car):
+    car.shape("Nascar1.gif")
+
+
+def inBounds(target, min, max):
+    if target >= min and target <= max:
+        return True
+    else:
+        return False
+
+def driveCar(car, track, lane, speed):
+    if car.xcor() >= track.xcor()-160 and car.xcor() <= track.xcor()+160:
+        moveCar(car, speed)
+    else:
+        turnLeft(car, lane)
+
+    if inBounds(car.ycor(), track.ycor()-0.1, track.ycor()+0.1):
+        if car.xcor() < track.xcor():
+            rotateCar(car)
+        elif car.xcor() > track.xcor():
+            resetCar(car)
+
+while True:
+    win.update()
+    driveCar(car1, track, 2, speed)
+    driveCar(car2, track, 1, speed+0.025)
+    driveCar(car3, track, 0, speed-0.025)
+