原创 newbit上的life game（生命游戏）

Life game是一个广泛流传的游戏，也是一个数学/哲学问题。理论方面的问题先不研究了，它的基本规则是根据一个点周围点的数量，决定这个点是继续存在还是消失。

下面是国外网友写的life game例程，用micropython编程。使用方法是：

• 长按B键切换运行模式和设置模式


• 设置模式下长按A键设置或者消除一个点


• 设置模式下倾斜newbit移动光标点

micropython代码

from microbit import *



def draw_cursor(universe, mode, x, y):

    if mode == "CONFIG":

        if cell_state(universe, x, y) == 0:

            display.set_pixel(x, y, 4)

        else:

            display.set_pixel(x, y, 6)

        

def draw_universe( universe ):

    for y in range(0, 5):

        for x in range(0, 5):

            display.set_pixel(x, y, universe[x + y * 5])

            

def evolve( universe ):

    next_universe = []

    for y in range(0, 5):

        for x in range(0, 5):

            cell_neighbours = count_neighbours(universe, x, y)

            cell_is_alive = cell_state(universe, x, y) == 1

            if cell_is_alive and cell_neighbours < 2:

                next_universe.append(0)

            elif cell_is_alive and (cell_neighbours == 2 or cell_neighbours == 3):

                next_universe.append(9)

            elif cell_is_alive and cell_neighbours > 3:

                next_universe.append(0)

            elif not cell_is_alive and cell_neighbours == 3:

                next_universe.append(9)

            else:

                next_universe.append(0)

    return next_universe

    

def cell_state(universe, x, y):

    state = 1

    if universe[x + 5 * y] == 0:

        state = 0

    return state

    

def count_neighbours(universe, x, y):

    neighbours = -cell_state(universe, x, y)

    for dy in [-1, 0, 1]:

        for dx in [-1, 0, 1]:

            neighbours += cell_state(universe, (x + dx) % 5, (y + dy) % 5)

    return neighbours





current_universe = [ 0, 0 ,0 ,0 ,0,

                     0, 0, 9, 0, 0, 

                     0, 0, 9, 0, 0,

                     0, 0, 9, 0, 0,

                     0, 0, 0, 0, 0,]



cursor_x = 2

cursor_y = 2

              

mode = "CONFIG"

display.scroll(mode)



while True:

    

    if mode == "RUN":

        current_universe = evolve( current_universe )



        if button_b.is_pressed():

            mode = "CONFIG"

            display.scroll(mode)

            

            

    if mode == "CONFIG":

        

        accelerometer_xyz = accelerometer.get_values()

        if accelerometer_xyz[0] < -200:

            cursor_x = (cursor_x - 1) % 5

        if accelerometer_xyz[0] > 200:

            cursor_x = (cursor_x + 1) % 5

        if accelerometer_xyz[1] < -200:

            cursor_y = (cursor_y - 1) % 5

        if accelerometer_xyz[1] > 200:

            cursor_y = (cursor_y + 1) % 5

        

        if button_a.is_pressed():

            if cell_state(current_universe, cursor_x, cursor_y) == 0:

                current_universe[cursor_x + 5 * cursor_y] = 9

            else:  

                current_universe[cursor_x + 5 * cursor_y] = 0

                

        if button_b.is_pressed():

            mode = "RUN"

            display.scroll(mode)

           

           

    draw_universe( current_universe )

    draw_cursor(current_universe, mode, cursor_x, cursor_y) 

    sleep(1000)

转自：https://www.hackster.io/ivo-ruaro/conway-s-game-of-life-e383e3