conways-game-of-life-druby/main.rb

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2022-05-30 11:56:28 +02:00
class Game
attr_reader :map, :round
def initialize(max_x,max_y,input)
@map = []
@max_x = max_x
@max_y = max_y
@round = 0
max_x.times do |i|
col = []
max_y.times do |j|
if input.include? [i,j]
col << 1
else
col << 0
end
end
map << col
end
end
def tick
@round += 1
calculate
return map
end
private
attr_reader :max_x, :max_y
def calculate
new_map = []
max_x.times do |x|
col = []
max_y.times do |y|
new_cell_value = check_cell(x,y,map)
col << new_cell_value
end
new_map << col
end
@map = new_map
end
def check_cell(x,y,map)
adjacent_count = cell_value(map,x+1,y+1) +
cell_value(map,x+1,y) +
cell_value(map,x+1,y-1) +
cell_value(map,x,y+1) +
cell_value(map,x,y-1) +
cell_value(map,x-1,y+1) +
cell_value(map,x-1,y) +
cell_value(map,x-1,y-1)
is_live_cell = map[x][y] == 1
if is_live_cell
return adjacent_count == 2 || adjacent_count == 3 ? 1 : 0
else # dead_cell
return adjacent_count == 3 ? 1 : 0
end
end
def cell_value(map,x,y)
return 0 if x > max_x - 1 || x < 0
return 0 if y > max_y - 1 || y < 0
map[x][y]
end
def print_map
puts "\n--- the map ---"
max_y.times do |y|
max_x.times do |x|
char = map[x][y] == 1 ? "#" : "."
print char
end
print "\n"
end
end
end
MAX_X = 40
MAX_Y = 24
BLOCK_SIZE = (1280/MAX_X).round
INPUT = [
[9,9],
[10,10],
[9,11],
[11,11],
[9,12],
[11,12],
[13,13],
[14,13],
[15,13],
[16,13],
[16,15],
[16,16],
[17,17],
]
SPEED = 0.3 # every second
TICK_FOR_STEP = (SPEED * 60).round
def tick args
args.outputs.labels << [640, 500, 'Conways game of life', 5, 1]
# args.outputs.labels << [640, 460, 'Go to docs/docs.html and read it!', 5, 1]
# args.outputs.labels << [640, 420, 'Join the Discord! https://discord.dragonruby.org', 5, 1]
# args.outputs.sprites << [576, 280, 128, 101, 'dragonruby.png']
game = args.state.game
if game.nil?
game = Game.new(MAX_X,MAX_Y,INPUT)
args.state.game = game
end
args.outputs.solids << [
0,
0,
MAX_X*BLOCK_SIZE,
MAX_Y*BLOCK_SIZE,
164,
212,
220,
128]
if args.state.tick_count % TICK_FOR_STEP == 0
game.tick
end
MAX_X.times do |x|
MAX_Y.times do |y|
live_cell = game.map[x][y] == 1 ? true : false
args.outputs.solids << [
x*BLOCK_SIZE,
y*BLOCK_SIZE,
BLOCK_SIZE,
BLOCK_SIZE,
219,
163,
211,
255] if live_cell
end
end
args.outputs.labels << [640, 600, "Round ##{game.round}", 5, 1]
# args.outputs.labels << [640, 700, "Tick count ##{args.state.tick_count}", 5, 1]
# args.outputs.labels << [10, 710, "framerate: #{args.gtk.current_framerate.round}"]
# render
# X Y WIDTH HEIGHT RED GREEN BLUE ALPHA
end