conways game of life random bml generator

gameOfLife.py

@@ -0,0 +1,91 @@
+import sys
+import ast
+import time as t
+import random as r
+import blup.animation
+import blup.frame
+import writebml
+
+r.seed()
+
+WIDTH = 22
+HEIGHT = 16
+
+COLOR_DEPTH = 256
+COLORS = 3
+DELAY = 300
+
+DEAD = 0
+DEADCOLOR = (0,0,0)
+ALIVE = 1
+ALIVECOLOR = (0,255,0)
+
+dimension = blup.frame.FrameDimension(WIDTH, HEIGHT, COLOR_DEPTH, COLORS)
+animation = blup.animation.Animation(dimension)
+
+def generateRandomGameBoard():
+    gameBoard = []
+    for i in range(HEIGHT):
+        xCoordinates = []
+        for j in range(WIDTH):
+            xCoordinates.append(r.randint(0, 1))
+        gameBoard.append(xCoordinates)
+    return gameBoard
+
+def get_neighbors(x, y):
+    for rowNumber in range(y-1, y+2):
+        if 0 <= rowNumber < HEIGHT:
+            for colNumber in range(x-1, x+2):
+                if 0 <= colNumber < WIDTH:
+                    if not (y==rowNumber and x==colNumber):
+                        yield gameBoard[rowNumber][colNumber]
+
+if len(sys.argv) == 1:
+    gameBoard = generateRandomGameBoard()
+    gameBoardIsSanitized = True
+elif len(sys.argv) != 2:
+    print("check args. found "+str(len(sys.argv)))
+    exit()
+
+if not gameBoardIsSanitized:
+    gameBoard = ast.literal_eval(sys.argv[1])
+
+    if len(gameBoard) != HEIGHT:
+        print("len(gameBoard) != "+str(HEIGHT)+". counted "+str(len(gameBoard)))
+        exit()
+
+    for i in gameBoard:
+        if len(i) != WIDTH:
+            print("len(rows) != "+str(WIDTH)+". counted "+str(len(i)))
+            exit()
+
+for frame in range(500):
+    # construct frame
+    newframe = blup.animation.AnimationFrame(dimension, DELAY)
+    for rowIndex in range(HEIGHT):
+        for colIndex in range(WIDTH):
+            cellStatus = gameBoard[rowIndex][colIndex]
+            if cellStatus == ALIVE:
+                newframe.setPixel(colIndex, rowIndex, ALIVECOLOR)
+            else:
+                newframe.setPixel(colIndex, rowIndex, DEADCOLOR)
+    animation.addFrame(newframe)
+
+    # calculate next step
+    gameBoardNextStep = []
+    for rowIndex in range(HEIGHT):
+        newRow = []
+        for colIndex in range(WIDTH):
+            neighborList = list(get_neighbors(colIndex, rowIndex))
+            aliveNeighbors = neighborList.count(1)
+            if aliveNeighbors < 2:
+                newRow.append(DEAD)
+            elif aliveNeighbors == 2:
+                newRow.append(gameBoard[rowIndex][colIndex])
+            elif aliveNeighbors == 3:
+                newRow.append(ALIVE)
+            elif aliveNeighbors >= 4:
+                newRow.append(DEAD)
+        gameBoardNextStep.append(newRow)
+    gameBoard = gameBoardNextStep
+writebml.writeBml(animation, '/home/pi/animations/gameOfLife.bml')