led_count = 256
server = sys.argv[1] if len(sys.argv) > 1 else '127.0.0.1:7890'
colors = {
128: (255,0,0), # red
64: (205, 140, 0), # orange
32: (255,255,0), # yellow
16: (0,255,0), # green
8: (0,0,255), # blue
4: (111, 0, 255), # "indigo"
2: (128, 0, 128), # purple
1: (255,255,255), # white
}
socket = opc_client.get_socket(server)
while True:
for x in reversed(range(8)):
pixels = [(0,0,0)] * led_count
bit = 2 ** x
print(bit)
color = colors[bit]
for i in range(led_count):
if i & bit:
pixels[i] = color
opc_client.put_pixels(socket, 0, pixels)
time.sleep(3)
g = opc_client.cos(y, offset=t / 4, period=1, minn=0, maxx=0.7)
b = opc_client.cos(z, offset=t / 4, period=1, minn=0, maxx=0.7)
r, g, b = opc_client.contrast((r, g, b), 0.5, 2)
# make a moving white dot showing the order of the pixels in the layout file
spark_ii = (t*80) % n_pixels
spark_rad = 8
spark_val = max(0, (spark_rad - opc_client.mod_dist(ii, spark_ii, n_pixels)) / spark_rad)
spark_val = min(1, spark_val*2)
r += spark_val
g += spark_val
b += spark_val
return (r*256, g*256, b*256)
#-------------------------------------------------------------------------------
# send pixels
print ' sending pixels forever (control-c to exit)...'
print
n_pixels = len(coordinates)
start_time = time.time()
while True:
t = time.time() - start_time
pixels = [pixel_color(t, coord, ii, n_pixels) for ii, coord in enumerate(coordinates)]
opc_client.put_pixels(SOCK, 0, pixels)
time.sleep(1 / options.fps)
#-------------------------------------------------------------------------------
# connect to server
print
print ' connecting to server at %s' % IP_PORT
print
SOCK = opc_client.get_socket(IP_PORT)
#-------------------------------------------------------------------------------
# send pixels
print ' sending pixels forever (control-c to exit)...'
print
n_pixels = 1250 # number of pixels in the included "wall" layout
fps = 2 # frames per second (color switches every frame)
while True:
for c in range(4):
pixels = []
rgb = [0, 0, 0]
if c < 3:
rgb[c % 3] = 255
rgb = tuple(rgb)
for ii in range(n_pixels):
pixels.append(rgb)
opc_client.put_pixels(SOCK, 0, pixels)
time.sleep(1 / fps)