Created
May 25, 2021 16:55
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Game of Life Simulation (written in Python 3.9, needs "pygame" library)
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# Game of Life Simulation | |
# Copyright © 2021 Berny23 | |
# | |
# This file is released under the "MIT" license. | |
# Go to "https://choosealicense.com/licenses/mit" for full license details. | |
import pygame as game | |
import random | |
######## CONFIG ########### | |
WINDOW_WIDTH = 1600 | |
WINDOW_HEIGHT = 900 | |
GAME_LOOP_DELAY = 50 | |
GENERATOR_PERCENTAGE = 35 | |
BLOCK_WIDTH = 20 | |
BLOCK_HEIGHT = 20 | |
GRID_ROWS = 41 | |
GRID_COLUMNS = 72 | |
GRID_MARGIN = 2 | |
########################### | |
BLACK = (0, 0, 0) | |
WHITE = (255, 255, 255) | |
game.init() | |
size = (WINDOW_WIDTH, WINDOW_HEIGHT) | |
screen = game.display.set_mode(size) | |
exitGame = False | |
game.display.set_caption("Game of Life Simulation © 2021 Berny23") | |
clock = game.time.Clock() | |
# Event that is triggered every x milliseconds: | |
CYCLE = game.USEREVENT + 1 | |
game.time.set_timer(CYCLE, GAME_LOOP_DELAY) | |
# Game vars: | |
width = BLOCK_WIDTH | |
height = BLOCK_HEIGHT | |
margin = GRID_MARGIN | |
rows = GRID_ROWS | |
columns = GRID_COLUMNS | |
# Game init: | |
grid = [] | |
for row in range(rows): | |
grid.append([]) | |
for column in range(columns): | |
grid[row].append(1 if random.random() < GENERATOR_PERCENTAGE / 100 else 0) | |
while not exitGame: | |
# Game logic: | |
for event in game.event.get(): | |
if event.type == game.QUIT: | |
exitGame = True | |
break | |
if event.type == CYCLE: | |
gridNew = [] | |
for row in range(rows): | |
gridNew.append([]) | |
for column in range(columns): | |
gridNew[row].append(0) | |
for row in range(rows): | |
for column in range(columns): | |
aliveCounter = 0 | |
cells = list() | |
# clock-wise, starting here: | |
# ♦ • • | |
# • • | |
# • • • | |
cells.append(grid[row - 1][column - 1] if row - 1 > 0 and column - 1 else 0) | |
cells.append(grid[row - 1][column + 0] if row - 1 > 0 else 0) | |
cells.append(grid[row - 1][column + 1] if row - 1 > 0 and column + 1 < columns else 0) | |
cells.append(grid[row + 0][column + 1] if column + 1 < columns else 0) | |
cells.append(grid[row + 1][column + 1] if row + 1 < rows and column + 1 < columns else 0) | |
cells.append(grid[row + 1][column + 0] if row + 1 < rows else 0) | |
cells.append(grid[row + 1][column - 1] if row + 1 < rows and column - 1 > 0 else 0) | |
cells.append(grid[row + 0][column - 1] if column - 1 > 0 else 0) | |
for cell in cells: | |
if cell == 1: aliveCounter += 1 | |
gridNew[row][column] = grid[row][column] | |
if grid[row][column] == 0 and aliveCounter == 3: | |
gridNew[row][column] = 1 | |
continue | |
if grid[row][column] == 1 and aliveCounter < 2 or aliveCounter > 3: | |
gridNew[row][column] = 0 | |
continue | |
grid = [] | |
for row in range(rows): | |
grid.append([]) | |
for column in range(columns): | |
grid[row].append(gridNew[row][column]) | |
# Clear screen: | |
screen.fill(BLACK) | |
# Draw on screen: | |
for row in range(rows): | |
for column in range(columns): | |
color = BLACK if grid[row][column] == 0 else WHITE | |
game.draw.rect(screen, color, [(width + margin) * column + margin, (height + margin) * row + margin, width, height]) | |
# Update screen: | |
game.display.flip() | |
# Limit FPS to 60: | |
clock.tick(60) | |
game.quit() |
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