CarGame.py

from ursina import *
import random

app = Ursina()
camera.orthographic = True

camera.fov = 10

car = Entity(model='quad', texture='assets\car', collider='box', scale=(2,1), rotation_z=-90, y = -3)

road1 = Entity(model='quad', texture='assets\\road', scale=15, z=1)
road2= duplicate(road1, y=15)
pair = [road1, road2]

enemies = []
def newEnemy():
  val = random.uniform(-2,2)
  new = duplicate(car, texture='assets\enemy', x = 2*val, y = 25, color=color.random_color(),
                  rotation_z = 90 if val < 0 else -90)
  enemies.append(new)
  invoke(newEnemy, delay=0.5)
newEnemy()

def update():
  car.x -=held_keys['a']*5*time.dt
  car.x +=held_keys['d']*5*time.dt
  for road in pair:
    road.y -= 6*time.dt
    if road.y < -15:
      road.y += 30
  for enemy in enemies:
    if enemy.x < 0:
      enemy.y -= 10 * time.dt
    else:
      enemy.y -= 5 * time.dt
    if enemy.y < -10:
      enemies.remove(enemy)
      destroy(enemy)
  if car.intersects().hit:
    car.shake()

app.run()