class GameOfLife
Attributes
column[RW]
last_column[RW]
last_row[RW]
row[RW]
Public Class Methods
new(row,column)
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# File lib/GameOfLife.rb, line 7 def initialize(row,column) @row = row @column = column @last_row = row.to_i-1 @last_column = column.to_i-1 end
Public Instance Methods
display_board(board)
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# File lib/GameOfLife.rb, line 13 def display_board(board) board.each.with_index do |row, i| row.each.with_index do |cell, j| print board[i][j] == 1 ? "0" : " " end puts end end
get_neighbors(board, row, column)
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# File lib/GameOfLife.rb, line 21 def get_neighbors(board, row, column) row_max = [row - 1, 0].max row_min = [row + 1, @last_row.to_i].min column_max = [column - 1, 0].max column_min = [column + 1, @last_column].min array_neighbors = [] (row_max..row_min).each do |i| (column_max..column_min).each do |j| unless i == row and j == column array_neighbors << board[i][j] end end end return array_neighbors.inject(:+) end
next_board(board)
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# File lib/GameOfLife.rb, line 36 def next_board(board) i = 1 while i <= 100 temp_board = Array.new(@row){Array.new(@column){ 0 } } system("clear") board.each.with_index do |row, i| row.each.with_index do |cell, j| neighbors = get_neighbors(board,i,j) if board[i][j] == 1 and neighbors < 2 temp_board[i][j] = 0 elsif board[i][j] == 1 and neighbors > 3 temp_board[i][j] = 0 elsif board[i][j] == 1 and neighbors == 3 || neighbors == 2 temp_board[i][j] = 1 elsif board[i][j] == 0 and neighbors == 3 temp_board[i][j] = 1 end end end board = temp_board display_board(board) puts "Iterations: #{i}" sleep(0.2) i+=1 end end