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app.py
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import random
from tkinter import *
from config import PIXES_PER_M, INTERSECTION_OFFSET_M, INTERSECTION_OFFSET
from intersection import Intersection, Lane
from vehicle import Vehicle
# TODO: Vehicles do not collides with each other
# TODO(15.12)?: Vehicles change angle lanes at intersection
# TODO(15.12)?: Use better curves for lanes, exact entry and exit points
CANVAS_SIZE = 700
CANVAS_SIZE_M = CANVAS_SIZE // PIXES_PER_M
def mid_pos(lane_width: float, i: int):
return lane_width * (i - 1) + lane_width / 2
class CzarnowiejskaIntersection(Intersection):
def __init__(self, canvas):
width = 10
height = 10
lane_width = height / 3
lanes = {
1: Lane((mid_pos(lane_width, 3), height), {
'E': [((mid_pos(lane_width, 3), mid_pos(lane_width, 3)),
(width, mid_pos(lane_width, 3)))]
}),
2: Lane((mid_pos(lane_width, 2), height), {
'N': [((mid_pos(lane_width, 2), height / 2),
(mid_pos(lane_width, 3), 0))]
}),
4: Lane((mid_pos(lane_width, 1), 0), {
'S': [((mid_pos(lane_width, 1), height / 2),
(mid_pos(lane_width, 1), height))]
}),
5: Lane((mid_pos(lane_width, 2), 0), {
'E': [((mid_pos(lane_width, 2), mid_pos(lane_width, 3)),
(width, mid_pos(lane_width, 3)))]
}),
7: Lane((width, mid_pos(lane_width, 1)), {
'N': [((mid_pos(lane_width, 3), mid_pos(lane_width, 1)),
(mid_pos(lane_width, 3), 0))]
}),
8: Lane((width, mid_pos(lane_width, 2)), {
'S': [((mid_pos(lane_width, 1), mid_pos(lane_width, 2)),
(mid_pos(lane_width, 1), height))]
}),
}
super(CzarnowiejskaIntersection, self).__init__(width=width, height=height, lanes=lanes, canvas=canvas)
class Application:
def __init__(self):
self.next_spawn = 0
self.total = 0
self.gui = Tk()
self.gui.title("Autonomous intersection simulation")
self.gui.geometry("{}x{}".format(CANVAS_SIZE, CANVAS_SIZE))
self.canvas = Canvas(self.gui, width=CANVAS_SIZE, height=CANVAS_SIZE)
self.canvas.pack()
self.intersection = CzarnowiejskaIntersection(self.canvas)
self.cars = []
self.car_spawns = []
self.init_intersection()
# TODO: rework spawn points
lane_width = self.intersection.width / 3
# speed_range = range(5, 7, 1)
speed_range = [6]
for i in range(2):
self.car_spawns.append((
(INTERSECTION_OFFSET_M + lane_width * (2 - i) + lane_width // 2, CANVAS_SIZE_M),
speed_range, 270, 1 + i, 'E' if i == 0 else 'N',
(INTERSECTION_OFFSET_M + lane_width * (2 - i) + lane_width // 2,
INTERSECTION_OFFSET_M + self.intersection.height)
))
for i in range(2):
self.car_spawns.append((
(INTERSECTION_OFFSET_M + lane_width * i + lane_width // 2, 0),
speed_range, 90, 4 + i, 'S' if i == 0 else 'E',
(INTERSECTION_OFFSET_M + lane_width * i + lane_width // 2, INTERSECTION_OFFSET_M)
))
for i in range(2):
self.car_spawns.append((
(CANVAS_SIZE_M, INTERSECTION_OFFSET_M + lane_width * i + lane_width // 2),
speed_range, 180, 7 + i, 'N' if i == 0 else 'S',
(INTERSECTION_OFFSET_M + self.intersection.width,
INTERSECTION_OFFSET_M + lane_width * i + lane_width // 2)
))
def run(self):
self.gui.after(30, lambda: self._tick(30))
self.gui.mainloop()
def _tick(self, time_passed):
if random.randint(0, 100) < 5:
self.total = self.total + 1
print(self.total)
spawn = self.car_spawns[self.next_spawn]
self.next_spawn = (self.next_spawn + 1) % len(self.car_spawns)
self.cars.append(Vehicle(
spawn[0],
random.choice(spawn[1]),
spawn[2],
spawn[3],
spawn[4],
spawn[5],
self.intersection,
self.canvas
))
self.intersection.tick(time_passed / 1000)
for car in self.cars:
car.tick(time_passed / 1000)
self.gui.after(time_passed, lambda: self._tick(time_passed))
def init_intersection(self):
c = self.canvas
inter = self.intersection
inter_start_x = INTERSECTION_OFFSET
inter_start_y = INTERSECTION_OFFSET
inter_end_x = INTERSECTION_OFFSET + inter.width * PIXES_PER_M
inter_end_y = INTERSECTION_OFFSET + inter.height * PIXES_PER_M
# intersection area
# c.create_rectangle(inter_start_x, inter_start_y, inter_end_x, inter_end_y, fill="black")
# lanes NORTH
self.create_vertical_lanes(inter_end_x, inter_start_x, 0, inter_start_y)
# lanes SOUTH
self.create_vertical_lanes(inter_end_x, inter_start_x, CANVAS_SIZE, inter_end_y)
# lanes EAST
self.create_horizontal_lanes(inter_end_y, inter_start_y, CANVAS_SIZE, inter_end_x)
# external lanes
c.create_line(inter_end_x, 0, inter_end_x, inter_start_y, fill="red", width=4)
c.create_line(inter_end_x, inter_end_y, inter_end_x, CANVAS_SIZE, fill="red", width=4)
c.create_line(inter_end_x, inter_start_y, CANVAS_SIZE, inter_start_y, fill="red", width=4)
c.create_line(inter_end_x, inter_end_y, CANVAS_SIZE, inter_end_y, fill="red", width=4)
c.create_line(inter_start_x, 0, inter_start_x, CANVAS_SIZE, fill="red", width=4)
def create_vertical_lanes(self, inter_end_x, inter_start_x, from_y, to_y):
c = self.canvas
lanes_count = 3
lane_width = (inter_end_x - inter_start_x) // 3
for i in range(lanes_count):
lane_start = inter_start_x + i * lane_width
lane_end = inter_start_x + (i + 1) * lane_width
c.create_rectangle(lane_start, from_y, lane_end, to_y, fill="#222222")
if i > 0:
c.create_line(lane_start, from_y, lane_start, to_y, fill="white")
def create_horizontal_lanes(self, inter_end_y, inter_start_y, from_x, to_x):
c = self.canvas
lanes_count = 3
lane_width = (inter_end_y - inter_start_y) // 3
for i in range(lanes_count):
lane_start = inter_start_y + i * lane_width
lane_end = inter_start_y + (i + 1) * lane_width
c.create_rectangle(from_x, lane_start, to_x, lane_end, fill="#222222")
if i > 0:
c.create_line(from_x, lane_start, to_x, lane_start, fill="white")