1 files changed, 98 insertions, 0 deletions
diff --git a/data/en/graphics/life b/data/en/graphics/life
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+++ b/data/en/graphics/life
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+# -*- coding: utf-8 -*-
+# This is the game life http://en.wikipedia.org/wiki/Conway%27s_Game_of_Life
+
+import os
+import time
+import random
+
+
+def LoadCells(rows, cols):
+    """ We need a function to load cells in the neighborhood """
+    grid = []
+    col = [0] * cols
+    # first we load an empty grid
+    for i in range(rows):
+        col = [0] * cols
+        grid.append(col)
+    # then we load some cells
+    for x in range(rows):
+        for y in range(cols):
+            cell = random.randint(0, random.randint(0, 1))
+            grid[x][y] = cell
+    return grid
+
+
+def DrawGrid(grid):
+    """ Here we draw the grid """
+    rows = len(grid)
+    cols = len(grid[1])
+    for x in range(rows):
+        for y in range(cols):
+                if grid[x][y] != 1:
+                    print '.',
+                else:
+                    print 'o',
+        print '\n',
+
+
+def CountNeighbors(grid, x, y):
+    """ Count neighbors arround a single cell"""
+
+    neighbors = 0
+    rows = len(grid)
+    cols = len(grid[1])
+
+    if x < (rows - 1) and grid[x + 1][y] == 1:
+        neighbors += 1
+    if x > 0 and grid[x - 1][y] == 1:
+        neighbors += 1
+    if y < (cols - 1) and grid[x][y + 1] == 1:
+        neighbors += 1
+    if y > 0 and grid[x][y - 1] == 1:
+        neighbors += 1
+    if x < (rows - 1) and y < (cols - 1) and grid[x + 1][y + 1] == 1:
+        neighbors += 1
+    if x > 0 and y > 0  and grid[x - 1][y - 1] == 1:
+        neighbors += 1
+    if x > 0 and y < (cols - 1) and grid[x - 1][y + 1] == 1:
+        neighbors += 1
+    if x < (rows - 1) and y > 0 and grid[x + 1][y - 1] == 1:
+        neighbors += 1
+
+    return neighbors
+
+
+def Iteration(grid):
+    """ here we define a single iteration
+    if we have between 3 and 6 neighbors the single cell lives
+    in other case the cell dies
+    """
+    rows = len(grid)
+    cols = len(grid[1])
+    neighbors = 0
+    for x in range(rows):
+        for y in range(cols):
+            neighbors = CountNeighbors(grid, x, y)
+            if grid[x][y] == 1:
+                if neighbors < 2 or neighbors > 3:
+                    grid[x][y] = 0
+            else:
+                if neighbors == 3:
+                    grid[x][y] = 1
+
+
+def Iterator(rows, cols, pulses):
+    """ Iterate n pulses and draws the result of each one """
+    pulse = 1
+    grid = LoadCells(rows, cols)
+    while pulse <= pulses:
+        os.system('clear')
+        print 'Pulse: ', pulse
+        Iteration(grid)
+        DrawGrid(grid)
+        pulse += 1
+        time.sleep(0.2)
+
+number = input('Please input the number of rows and cols (unique number):')
+pulses = input('Please input the number of pulses:')
+Iterator(number, number, pulses)