from blinkytape import BlinkyTape
import time
bb = BlinkyTape('/dev/ttyACM0', 120)
#bb = BlinkyTape('COM8')
while True:
for x in range(60):
bb.sendPixel(100, 100, 100)
bb.show()
time.sleep(.5)
for x in range(60):
bb.sendPixel(0, 0, 0)
bb.show()
time.sleep(.5)
dest="ledcount",
help="LED count",
default=60,
type=int)
parser.add_option("-s",
"--size",
dest="size",
help="Size of the light wave",
default=20,
type=int)
(options, args) = parser.parse_args()
if options.portname is not None:
port = options.portname
else:
print("Usage: python scanline.py -p <port name>")
print("(ex.: python scanline.py -p /dev/ttypACM0)")
exit()
blinky = BlinkyTape(port, options.ledcount)
while True:
for position in range(-options.size, options.ledcount + options.size):
for led in range(options.ledcount):
if abs(position - led) < options.size:
blinky.sendPixel(255, 0, 200)
else:
blinky.sendPixel(0, 0, 0)
blinky.show()
sleep(0.005)
from time import sleep
import optparse
parser = optparse.OptionParser()
parser.add_option("-p", "--port", dest="portname",
help="serial port (ex: /dev/ttyUSB0)", default=None)
parser.add_option("-c", "--count", dest="ledcount",
help="LED count", default=60, type=int)
parser.add_option("-s", "--size", dest="size",
help="Size of the light wave", default=20, type=int)
(options, args) = parser.parse_args()
if options.portname is not None:
port = options.portname
else:
print("Usage: python scanline.py -p <port name>")
print("(ex.: python scanline.py -p /dev/ttypACM0)")
exit()
blinky = BlinkyTape(port, options.ledcount)
while True:
for position in range(-options.size, options.ledcount + options.size):
for led in range(options.ledcount):
if abs(position - led) < options.size:
blinky.sendPixel(255,0,200)
else:
blinky.sendPixel(0,0,0)
blinky.show()
sleep(0.005)
for pixel in xrange(2):
bt.sendPixel(0, 0, 0)
for line in lines:
alert = False
for status in line['lineStatuses']:
# https://api.tfl.gov.uk/line/meta/severity
if status['statusSeverity'] != 10:
alert = True
r, g, b = colours[line['id']]
for pixel in xrange(4):
if alert:
# Flash for delays
l = (cycles - pixel) % 2
if line['id'] == "northern":
# Because black on black doesn't show up
r, g, b = 100, 100, 100
bt.sendPixel(l * r, l * g, l * b)
else:
bt.sendPixel(r, g, b)
for pixel in xrange(2):
bt.sendPixel(0, 0, 0)
bt.show()
sleep(0.5)
except:
# Blue indicates an error
bt.displayColor(0, 0, 100)
sleep(120) # wait 2 min
pass
from blinkytape import BlinkyTape
import time
bb = BlinkyTape('/dev/ttyACM0', 120)
#bb = BlinkyTape('COM8')
while True:
for x in range(60):
bb.sendPixel(100, 100, 100)
bb.show()
time.sleep(.5)
for x in range(120):
bb.sendPixel(0, 0, 0)
bb.show()
time.sleep(.5)
if args:
print("Unknown parameters: " + args)
# grab the values provided by user (or defaults)
port = options.portname
loc = options.location
rate = options.update_rate
delta = options.delta_latitude
n_leds = options.num_leds
i_name = options.image_name
# Some visual indication that it works, for headless setups (green tape)
bt = BlinkyTape(port, n_leds)
bt.displayColor(0, 100, 0)
bt.show()
sleep(2)
while True:
try:
# first, load image
im = Image.open(i_name) # Can be many different formats.
cols, rows = im.size
a = np.asarray(im) # of shape (rows, cols, channels)
# map loc latitude to 0-based index
latitude_index = min(
rows - 1,
max(0, (int)(((loc[0] - -90) / (90 - -90)) * (rows - 0) + 0)))
longitude_index = min(
cols - 1,