simulation = CometsSimulation(size)
# connect to OPC server
IP_PORT = '127.0.0.1:7890'
client = opc.Client(IP_PORT)
if client.can_connect():
print ' connected to %s' % IP_PORT
else:
# can't connect, but keep running in case the server appears later
print ' WARNING: could not connect to %s' % IP_PORT
print
# pygame loop
fader_filter = FaderFilter(N_LEDS, 0.3)
while True:
for event in pygame.event.get():
if event.type == pygame.QUIT: sys.exit()
if numpy.random.random() < 0.01:
simulation.addComet()
### Update physics
fps = 50
iterations = 25
dt = 1.0/float(fps)/float(iterations)
for x in range(iterations): # 10 iterations to get a more stable simulation
simulation.space.step(dt)
simulation.start_random()
### interesting rules
# 30 is sort of random, breaks as things stack up in a 101010101 pattern
# 18 serpinski triangle
# connect to OPC server
IP_PORT = '127.0.0.1:7890'
client = opc.Client(IP_PORT)
if client.can_connect():
print ' connected to %s' % IP_PORT
else:
# can't connect, but keep running in case the server appears later
print ' WARNING: could not connect to %s' % IP_PORT
fader_filter = FaderFilter(N_LEDS, 0.6)
color_pallette = ColorPallette.colors(ColorPallette.WATER)
phase = 0
while True:
fader_filter.stimulate(simulation.array)
led_colors = [ColorHelper.color_from_intensity(excitement, color_pallette) for excitement in fader_filter.excitements]
phase = phase+0.3 % 4
#led_colors = [ColorHelper.rainbow(excitement, index, N_LEDS, phase) for index, excitement in enumerate(fader_filter.excitements)]
led_colors = DimmerHelper.dim(led_colors, .5)
client.put_pixels(SixtyToSixtyFourHelper.transform(led_colors), channel=0)
time.sleep(.2)
simulation.step()