### examples: Update conwaylife to work with new LCD API.

crypto-aes
parent 21ca2d76a2
commit 0c3955b506
3 changed files with 47 additions and 47 deletions

#### 20 examples/conwaylife.py Unescape Escape View File

 `@ -1,7 +1,9 @@` `#import essential libraries` `import lcd` `import pyb` ``` ``` `lcd = pyb.LCD('x')` `lcd.light(1)` ``` ``` `# do 1 iteration of Conway's Game of Life` `def conway_step():` ` for x in range(128): # loop over x coordinates` `@ -21,26 +23,24 @@ def conway_step():` ``` ``` ` # apply the rules of life` ` if self and not (2 <= num_neighbours <= 3):` ` lcd.reset(x, y) # not enough, or too many neighbours: cell dies` ` lcd.pixel(x, y, 0) # not enough, or too many neighbours: cell dies` ` elif not self and num_neighbours == 3:` ` lcd.set(x, y) # exactly 3 neigbours around an empty cell: cell is born` ` lcd.pixel(x, y, 1) # exactly 3 neigbours around an empty cell: cell is born` ``` ``` `# randomise the start` `def conway_rand():` ` lcd.clear() # clear the LCD` ` lcd.fill(0) # clear the LCD` ` for x in range(128): # loop over x coordinates` ` for y in range(32): # loop over y coordinates` ` if pyb.rand() & 1: # get a 1-bit random number` ` lcd.set(x, y) # set the pixel randomly` ` lcd.pixel(x, y, pyb.rng() & 1) # set the pixel randomly` ``` ``` `# loop for a certain number of frames, doing iterations of Conway's Game of Life` `def conway_go(num_frames):` ` for i in range(num_frames):` ` conway_step() # do 1 iteration` ` lcd.show() # update the LCD` ` pyb.delay(300)` ` pyb.delay(50)` ``` ``` `# PC testing` `lcd = lcd.LCD(128, 32)` `# testing` `conway_rand()` `conway_go(1000)` `conway_go(100)`

#### 36 examples/lcd.py Unescape Escape View File

 `@ -1,36 +0,0 @@` `# LCD testing object for PC` `# uses double buffering` `class LCD:` ` def __init__(self, width, height):` ` self.width = width` ` self.height = height` ` self.buf1 = [[0 for x in range(self.width)] for y in range(self.height)]` ` self.buf2 = [[0 for x in range(self.width)] for y in range(self.height)]` ``` ``` ` def clear(self):` ` for y in range(self.height):` ` for x in range(self.width):` ` self.buf1[y][x] = self.buf2[y][x] = 0` ``` ``` ` def show(self):` ` print('') # blank line to separate frames` ` for y in range(self.height):` ` for x in range(self.width):` ` self.buf1[y][x] = self.buf2[y][x]` ` for y in range(self.height):` ` row = ''.join(['*' if self.buf1[y][x] else ' ' for x in range(self.width)])` ` print(row)` ``` ``` ` def get(self, x, y):` ` if 0 <= x < self.width and 0 <= y < self.height:` ` return self.buf1[y][x]` ` else:` ` return 0` ``` ``` ` def reset(self, x, y):` ` if 0 <= x < self.width and 0 <= y < self.height:` ` self.buf2[y][x] = 0` ``` ``` ` def set(self, x, y):` ` if 0 <= x < self.width and 0 <= y < self.height:` ` self.buf2[y][x] = 1`

#### 38 examples/pyb.py Unescape Escape View File

 `@ -6,8 +6,44 @@ def delay(n):` ` pass` ``` ``` `rand_seed = 1` `def rand():` `def rng():` ` global rand_seed` ` # for these choice of numbers, see P L'Ecuyer, "Tables of linear congruential generators of different sizes and good lattice structure"` ` rand_seed = (rand_seed * 653276) % 8388593` ` return rand_seed` ``` ``` `# LCD testing object for PC` `# uses double buffering` `class LCD:` ` def __init__(self, port):` ` self.width = 128` ` self.height = 32` ` self.buf1 = [[0 for x in range(self.width)] for y in range(self.height)]` ` self.buf2 = [[0 for x in range(self.width)] for y in range(self.height)]` ``` ``` ` def light(self, value):` ` pass` ``` ``` ` def fill(self, value):` ` for y in range(self.height):` ` for x in range(self.width):` ` self.buf1[y][x] = self.buf2[y][x] = value` ``` ``` ` def show(self):` ` print('') # blank line to separate frames` ` for y in range(self.height):` ` for x in range(self.width):` ` self.buf1[y][x] = self.buf2[y][x]` ` for y in range(self.height):` ` row = ''.join(['*' if self.buf1[y][x] else ' ' for x in range(self.width)])` ` print(row)` ``` ``` ` def get(self, x, y):` ` if 0 <= x < self.width and 0 <= y < self.height:` ` return self.buf1[y][x]` ` else:` ` return 0` ``` ``` ` def pixel(self, x, y, value):` ` if 0 <= x < self.width and 0 <= y < self.height:` ` self.buf2[y][x] = value`