def scroll_txt(image, text_width):
unicornhathd.rotation(0)
for scroll in range(text_width - width):
for x in range(width):
for y in range(height):
pixel = image.getpixel((x + scroll, y))
r, g, b = [int(n) for n in pixel]
unicornhathd.set_pixel(width - 1 - x, y, r, g, b)
unicornhathd.show()
time.sleep(0.02)
unicornhathd.off()
def main():
uhat.clear()
uhat.set_rotation(90)
uhat.show()
try:
while True:
sky_show()
ground_show()
except KeyboardInterrupt:
uhat.off()
exit()
def UnicornTextScroll():
TEXT_FULL = conf.SCROLL_TEXT_RND
TEXT_LEN = RandomNum(len(TEXT_FULL))
TEXT = TEXT_FULL[TEXT_LEN]
print("Scrolling text: " + TEXT)
#TEXT = conf.SCROLL_TEXT
FONT = ('/usr/share/fonts/truetype/freefont/FreeSansBold.ttf', 12)
width, height = unicorn.get_shape()
unicorn.rotation(270)
text_x = 1
text_y = 2
font_file, font_size = FONT
font = ImageFont.truetype(font_file, font_size)
text_width, text_height = font.getsize(TEXT)
text_width += width + text_x
image = Image.new('RGB', (text_width, max(height, text_height)), (0, 0, 0))
draw = ImageDraw.Draw(image)
draw.text((text_x, text_y), TEXT, fill=(255, 255, 255), font=font)
for scroll in range(text_width - width):
for x in range(width):
hue = (x + scroll) / float(text_width)
br, bg, bb = [
int(n * 255) for n in colorsys.hsv_to_rgb(hue, 1.0, 1.0)
]
for y in range(height):
pixel = image.getpixel((x + scroll, y))
r, g, b = [float(n / 255.0) for n in pixel]
r = int(br * r)
g = int(bg * g)
b = int(bb * b)
unicorn.set_pixel(width - 1 - x, y, r, g, b)
unicorn.show()
# And sleep for a little bit, so it doesn't scroll too quickly!
time.sleep(0.02)
unicorn.off()
return 0
def main(run, running):
running(True)
setup()
shouldRun = run()
while shouldRun:
for i in range(0, (uh_width - 2) * (uh_height - 1)):
shouldRun = drop_ball(run)
if not shouldRun:
break
time.sleep(1)
setup()
unicorn.off()
running(False)
def main():
try:
os.mkdir(SAVES_DIR)
except:
pass
try:
print("Serving on port 3001")
server = pywsgi.WSGIServer(('', 3001),
app,
handler_class=WebSocketHandler)
server.serve_forever()
finally:
unicorn.off()
def main(run, running):
running(True)
candle, palette = candle_setup()
step = 0
v = 500
oldv = v
while run():
# step for waving animation, adds some randomness
step += randint(0, 15)
# clone the current candle
temp = candle[:]
# seed new heat
v = 500
set_pixel(candle, 6, 15, v)
set_pixel(candle, 7, 15, v)
set_pixel(candle, 8, 15, v)
set_pixel(candle, 9, 15, v)
set_pixel(candle, 6, 14, v)
set_pixel(candle, 7, 14, v)
set_pixel(candle, 8, 14, v)
set_pixel(candle, 9, 14, v)
# blur, wave, and shift up one step
for x in range(0, 16):
for y in range(0, 16):
s = math.sin((y / 30.0) + (step / 10.0)) * ((16 - y) / 20.0)
v = 0
for i in range(0, 3):
for j in range(0, 3):
# r = randint(0, 2) - 1
v += get_pixel(candle, x + i + s - 1, y + j)
v /= 10
set_pixel(temp, x, y, v)
candle = temp
# copy candle into UHHD with palette
for x in range(0, 16):
for y in range(0, 16):
o = (i * 3) + 1
r, g, b = palette[max(0, min(255, get_pixel(candle, x, y)))]
unicornhathd.set_pixel(x, y, r, g, b)
unicornhathd.show()
unicornhathd.off()
running(False)
def display_text(data):
text = "{} from {} backers = {}%!".format(data['pledged'], data['backers'],
data['percent'])
colours = [
tuple([int(n * 255) for n in colorsys.hsv_to_rgb(x / 1.0, 1.0, 1.0)])
for x in range(1)
]
FONT = ("/usr/share/fonts/truetype/dejavu/DejaVuSansMono.ttf", 12)
unicornhathd.rotation(0)
unicornhathd.brightness(1.0)
width, height = unicornhathd.get_shape()
text_x = width
text_y = 2
font_file, font_size = FONT
font = ImageFont.truetype(font_file, font_size)
text_width, text_height = width, 0
w, h = font.getsize(text)
text_width += w + width
text_height = max(text_height, h)
text_width += width + text_x + 1
image = Image.new("RGB", (text_width, max(16, text_height)), (0, 0, 0))
draw = ImageDraw.Draw(image)
offset_left = 0
draw.text((text_x, text_y), text, colours[index], font=font)
for scroll in range(text_width - width):
for x in range(width):
for y in range(height):
pixel = image.getpixel((x + scroll, y))
r, g, b = [int(n) for n in pixel]
unicornhathd.set_pixel(width - 1 - x, y, r, g, b)
unicornhathd.show()
time.sleep(0.01)
unicornhathd.off()
return
def flash_all(flash_count, delay, color):
# light all of the LEDs in a RGB single color. Repeat 'flash_count' times
# keep illuminated for 'delay' value
for index in range(flash_count):
# fill the light buffer with the specified color
unicornhathd.set_all(*color)
# show the color
unicornhathd.show()
# wait a bit
time.sleep(delay)
# turn everything off
unicornhathd.off()
# wait a bit more
time.sleep(delay)
def setup():
global heights
heights = []
for b in range(0, (uh_width - 2)):
heights.append(0)
unicorn.off()
for b in range(0, uh_height):
unicorn.set_pixel(0, b, 255, 255, 255)
for b in range(0, uh_height):
unicorn.set_pixel((uh_width - 1), b, 255, 255, 255)
for b in range(1, (uh_width - 1)):
unicorn.set_pixel(b, 0, 255, 255, 255)
unicorn.show()
def flash_random(flash_count, delay, between_delay=0):
# Copied from https://github.com/pimoroni/unicorn-hat-hd/blob/master/examples/test.py
for index in range(flash_count):
# fill the light buffer with random colors
unicornhathd._buf = unicornhathd.numpy.random.randint(low=0, high=255, size=(16, 16, 3))
# show the colors
unicornhathd.show()
# wait a bit
time.sleep(delay)
# turn everything off
unicornhathd.off()
# do we have a between_delay value??
if between_delay > 0:
# wait a bit more
time.sleep(between_delay)
def _animate_text(self, line, cycle_time=0.10, font=None):
if line == None or type(line) is str == False:
print("Not a string:", line)
return
self._lock_ui.acquire()
text_font = self._default_font
if font != None:
# TODO: Check whether file exists
custom_self._default_font_file = 'fonts/' + font + '.ttf'
try:
text_font = ImageFont.truetype(custom_self._default_font_file, self._default_font_size)
except IOError:
text_font = self._default_font
text_width = self._unicorn_width
text_height = 0
text_x = self._unicorn_width
text_y = 2
w, h = text_font.getsize(line)
text_width += w + self._unicorn_width
text_height = max(text_height, h)
text_width += self._unicorn_width + text_x + 1
image = Image.new('RGB', (text_width, max(16, text_height)), (0, 0, 0))
draw = ImageDraw.Draw(image)
offset_left = 0
draw.text((text_x + offset_left, text_y), line, font=self._default_font, fill=(255,255,255,255))
offset_left += self._default_font.getsize(line)[0] + self._unicorn_width
for scroll in range(text_width - self._unicorn_width):
for x in range(self._unicorn_width):
for y in range(self._unicorn_height):
pixel = image.getpixel((x + scroll, y))
r, g, b = [int(n) for n in pixel]
unicorn.set_pixel(self._unicorn_width - 1 - x, y, r, g, b)
unicorn.show()
time.sleep(cycle_time / 5)
unicorn.off()
self._lock_ui.release()
def paint():
try:
result = request.json
for x in range(width):
for y in range(height):
if result[x][y] == '1':
r, g, b = randint(0, 255), randint(0, 255), randint(0, 255)
else:
r, g, b = 0, 0, 0
unicornhathd.set_pixel(x, y, r, g, b)
# change flash timming
unicornhathd.show()
return jsonify({'result': 0})
except:
unicornhathd.off()
return jsonify({'result': 1})
def do_swirl(duration):
# modified from: https://github.com/pimoroni/unicorn-hat-hd/blob/master/examples/demo.py
step = 0
for i in range(duration):
for y in range(u_height):
for x in range(u_width):
r, g, b = swirl(x, y, step)
r = int(max(0, min(255, r)))
g = int(max(0, min(255, g)))
b = int(max(0, min(255, b)))
unicornhathd.set_pixel(x, y, r, g, b)
step += 2
unicornhathd.show()
time.sleep(0.01)
# turn off all lights when you're done
unicornhathd.off()
def icon_show(run, running):
running(True)
list = []
try:
cmd = "echo ~/lamp2/icons/*"
cmd2 = "pwd"
process = subprocess.Popen(cmd, shell=True, stdout=subprocess.PIPE)
output, error = process.communicate()
output = str(output)[2:-3]
print(output)
list = output.split()
print(list)
except:
print("except 1")
shuffle(list)
print(list)
for path in list:
img = Image.open(path)
img.load()
#img = img.convert("RGB")
try:
background = Image.new("RGB", img.size, (0, 0, 0))
background.paste(img,
mask=img.split()[3]) # 3 is the alpha channel
except:
background = img
A = np.asarray(background)
for x in range(16):
for y in range(16):
#print(A[x][y], end = "\t")
temp = A[x][y]
try:
unicorn.set_pixel(x, y, temp[0], temp[1], temp[2])
except:
unicorn.set_pixel(x, y, temp, 0, temp)
#print()
unicorn.show()
now = time.monotonic()
while time.monotonic() - now < 10:
if not run():
unicorn.off()
running(False)
return
time.sleep(0.1)
unicorn.off()
running(False)
def tidal_handler(*args):
try:
unicornhathd.brightness(1)
red = 0
blue = 0
green = 0
crush = False
sustain = 1
ldecay = 0.05
for num, arg in enumerate(args, start=1):
## print("{0}: {1}".format(num, arg))
if arg == "red":
red = int(args[num])
elif arg == "green":
green = int(args[num])
elif arg == "blue":
blue = int(args[num])
elif arg == "ldecay":
ldecay = float(args[num])
elif arg == "sustain":
sustain = float(args[num])
elif arg == "crush":
crush = True
print("r: {0}, g: {1}, b: {2}, crush: {3}, sustain: {4}, ldecay: {5}".
format(red, green, blue, crush, sustain, ldecay))
if crush == True:
red = 255
blue = 255
green = 255
ldecay = 1.0
unicornhathd.set_all(red, green, blue)
unicornhathd.show()
## print("about to sleep for {0}".format(ldecay * sustain))
time.sleep(ldecay * sustain)
## print(".....awake!")
unicornhathd.off()
except KeyboardInterrupt:
unicornhathd.off()
def draw(pixels):
print('DRAW', len(pixels))
valid = False
try:
for p in pixels:
valid = False
x, y, r, g, b = int(p[0]), int(p[1]), int(p[2]), int(p[3]), int(p[4])
if x != '' and y != '':
if r or g or b:
valid = True
unicornhathd.set_pixel(x, y, r, g, b)
if valid:
unicornhathd.show()
except:
unicornhathd.off()
def main(run, running):
running(True)
life = GameOfLife()
life_last_seeded = time.monotonic()
while run():
life.next_generation()
life.show_board()
duration = time.monotonic() - life_last_seeded
if life.all_dead() or ((randint(0, 1000) > 990)
and duration > 15) or duration > 100:
life.random_new_live()
life_last_seeded = time.monotonic()
time.sleep(0.05)
unicornhathd.off()
running(False)
def Color(h, s, v, run, running):
running(True)
h = float(h) / 360.0
s = float(s)
v = float(v)
# x0, y0 current center
x0 = uniform(0, 15)
y0 = uniform(0, 15)
# y_goal, x_goal -> goal
y_goal = uniform(0, 15)
x_goal = uniform(0, 15)
while run() and v != 0:
if x0 == x_goal and y0 == y_goal:
print("color - arrived", end="\tx:\t")
print(x_goal, end="\ty:\t")
print(y_goal)
# goal reached, create new goal
y_goal = uniform(0, 15)
x_goal = uniform(0, 15)
direction = [x_goal - x0, y_goal - y0]
distance = np.linalg.norm(direction)
# 0.05 is max velocity of movement
if distance > 0.05:
rescale = 0.05 / distance
direction[0] *= rescale
direction[1] *= rescale
# move towards goal
x0 += direction[0]
y0 += direction[1]
#create dists and v_map
make_mapping(v, x0, y0)
for x in range(u_width):
for y, v_from_v_map in zip(range(u_height), v_map[x]):
unicorn.set_pixel_hsv(x, y, h, s, v_from_v_map)
unicorn.show()
unicorn.off()
running(False)
def icon(image):
try:
for o_x in range(int(image.size[0] / width)):
for o_y in range(int(image.size[1] / height)):
valid = False
for x in range(width):
for y in range(height):
pixel = image.getpixel(
((o_x * width) + y, (o_y * height) + x))
r, g, b = int(pixel[0]), int(pixel[1]), int(pixel[2])
if r or g or b:
valid = True
unicorn.set_pixel(x, y, r, g, b)
if valid:
unicorn.show()
time.sleep(2)
except KeyboardInterrupt:
unicorn.off()
def set_activity_light(color, increment):
# used to turn on one LED at a time across the bottom row of lights. The app uses this as an unobtrusive
# indicator when it connects to Google to check the calendar. Its intended as a subtle reminder that things
# are still working.
global current_activity_light
# turn off (clear) any lights that are on
unicornhathd.off()
if increment:
# OK. Which light will we be illuminating?
if current_activity_light < 1:
# start over at the beginning when you're at the end of the row
current_activity_light = u_width
# increment the current light (to the next one)
current_activity_light -= 1
# set the pixel color
unicornhathd.set_pixel(current_activity_light, indicator_row, *color)
# show the pixel
unicornhathd.show()
def setPicture(pic, run, running):
running(True)
pic = decompress(pic)
list = re.findall('......', pic)
x = 0
y = 0
for val in list:
pixel = fromHex(val)
unicorn.set_pixel(x, y, pixel[0], pixel[1], pixel[2])
x += 1
if x == 16:
x = 0
y += 1
unicorn.show()
while run():
time.sleep(0.01)
unicorn.off()
running(False)
def im_capture(bg):
'''Cycles valve and captures an image to a numpy array'''
#if bg == False:
GPIO.output(VALVE, True)
time.sleep(valve_time)
GPIO.output(VALVE, False)
time.sleep(valve_time)
a = 255
with picamera.PiCamera() as camera:
pihat.brightness(1.0)
pihat.clear()
for y in range(16):
for x in range(16):
v = display[x, y] # brightness depends on range
if v == 0:
red = int(a) # makes 0-1 range > 0-255 range
green = int(a)
blue = int(a)
elif v == 1:
red = int(0)
green = int(0)
blue = int(0)
elif v == 2:
red = int(0)
green = int(0)
blue = int(0)
pihat.set_pixel(x, y, red, green, blue) # sets pixels on the hat
pihat.rotation(180)
pihat.show() # show the pixels
camera.resolution = (1664, 1232)
camera.awb_mode = 'off'
camera.awb_gains = (1.2, 1.2)
camera.framerate = 30
output = np.empty((1232, 1664, 3), dtype=np.uint8)
#camera.start_preview()
time.sleep(2)
camera.capture(output, 'rgb')
time.sleep(1)
#camera.stop_preview()
pihat.clear()
pihat.off()
return output/255.
def display_text(message, color=WHITE):
# Use `fc-list` to show a list of installed fonts on your system,
# or `ls /usr/share/fonts/` and explore.
FONT = ('/usr/share/fonts/truetype/roboto/Roboto-Bold.ttf', 10)
global u_height, u_width
# do we have a message?
if len(message) > 0:
# then display it
# code borrowed from: https://github.com/pimoroni/unicorn-hat-hd/blob/master/examples/text.py
text_x = u_width
text_y = 2
font_file, font_size = FONT
font = ImageFont.truetype(font_file, font_size)
# =====================================================================
# I'm really not sure what all this code does...that's what happens when you 'borrow' code
# it basically sets up the width of the display string to include the string as well as enough
# space to scroll it off the screen
# =====================================================================
text_width, text_height = u_width, 0
w, h = font.getsize(message)
text_width += w + u_width
text_height = max(text_height, h)
text_width += u_width + text_x + 1
image = Image.new("RGB", (text_width, max(16, text_height)), (0, 0, 0))
draw = ImageDraw.Draw(image)
offset_left = 0
draw.text((text_x + offset_left, text_y), message, color, font=font)
offset_left += font.getsize(message)[0] + u_width
for scroll in range(text_width - u_width):
for x in range(u_width):
for y in range(u_height):
pixel = image.getpixel((x + scroll, y))
r, g, b = [int(n) for n in pixel]
unicornhathd.set_pixel(u_width - 1 - x, y, r, g, b)
unicornhathd.show()
time.sleep(0.01)
unicornhathd.off()
def weather_icons():
try:
if argv[1] == 'loop':
loop()
elif argv[1] in os.listdir(folder_path):
print('Drawing Image: {}'.format(argv[1]))
img = Image.open(folder_path + argv[1])
draw_animation(img)
unicorn.off()
else:
help()
except IndexError:
help()
def main():
uh.rotation(180)
display(greeting)
time.sleep(1.0)
unsorted_array = build_array()
uh.rotation(270)
show_array(unsorted_array, False)
time.sleep(1.0)
arr = bubble_sort(list(unsorted_array))
#show_array(arr, False)
time.sleep(1.0)
show_array(unsorted_array, False)
time.sleep(1.0)
arr = insertion_sort(list(unsorted_array))
#show_array(arr, False)
time.sleep(1.0)
show_array(unsorted_array, False)
time.sleep(1.0)
arr = quicksort(list(unsorted_array))
show_array(arr, False)
time.sleep(1)
uh.off()
def control_LED(self):
while True:
try:
try:
targetImage = Image.open(RESOURCE_DIR +
self._curImageName +
LED_SPRITE_FORMAT)
self.show_LED(self._curImageName, targetImage,
self._curType)
except IOError, e:
print "Waiting loading Image (After Download Image)"
print e
except KeyError:
print("not exist image")
except KeyboardInterrupt:
print("disconnected")
unicornhathd.off()
print("receiveMsg KeyboardInterrupt")
break
def UnicornMatrix():
print("Running matrix")
unicorn.rotation(90)
lenght = conf.MATRIX_LENGHT
current_pos = 1
wrd_rgb = [[154, 173, 154], [0, 255, 0], [0, 235, 0], [0, 220, 0],
[0, 185, 0], [0, 165, 0], [0, 128, 0], [0, 0, 0],
[154, 173, 154], [0, 145, 0], [0, 125, 0], [0, 100, 0],
[0, 80, 0], [0, 60, 0], [0, 40, 0], [0, 0, 0]]
clock = 0
blue_pilled_population = [[randint(0, 15), 15]]
while (current_pos <= lenght):
for person in blue_pilled_population:
y = person[1]
for rgb in wrd_rgb:
if (y <= 15) and (y >= 0):
unicorn.set_pixel(person[0], y, rgb[0], rgb[1], rgb[2])
y += 1
person[1] -= 1
unicorn.show()
time.sleep(0.1)
clock += 1
if clock % 5 == 0:
blue_pilled_population.append([randint(0, 15), 15])
if clock % 7 == 0:
blue_pilled_population.append([randint(0, 15), 15])
while len(blue_pilled_population) > 100:
blue_pilled_population.pop(0)
current_pos = current_pos + 1
unicorn.off()
return 0
def main():
handler = test_handler(10)
try:
print("Press Ctrl+C to exit")
unicorn.brightness(0.5)
#setColor(255,0,255,test_run,test_running)
flavor = -2
#eye(handler.test_run, handler.test_running, 0.5, 0.9, 1)
#Color(0.7, 0.9, 1, handler.test_run, handler.test_running)
hsv_wave(handler.test_run, handler.test_running, [0, 5, 1, 10])
while True:
for x in range(5):
for y in range(5):
flavor_list = [flavor, x, y, 10]
print("FlavorList: ", end="\t")
print(flavor_list)
hsv_wave(handler.test_run, handler.test_running,
flavor_list)
flavor += 1
except KeyboardInterrupt:
unicorn.off()
def display_happy(filename):
unicornhathd.rotation(90)
unicornhathd.brightness(0.5)
width, height = unicornhathd.get_shape()
img = Image.open(filename)
valid = False
for x in range(width):
for y in range(height):
pixel = img.getpixel((y, x))
r, g, b = int(pixel[0]), int(pixel[1]), int(pixel[2])
if r or g or b:
valid = True
unicornhathd.set_pixel(x, y, r, g, b)
if valid:
unicornhathd.show()
time.sleep(5)
unicornhathd.off()
return
def beat():
unicornhathd.brightness(1)
# need to rotate the image to have the heart the right way up
unicornhathd.rotation(0)
a_list = []
threading.Thread(target=input_thread, args=(a_list, )).start()
while not a_list:
# go through the range 1-10 backwards, then back up
# the 2* makes a ba-BUMP for the heart
# for i in 2 * (range(10, 0, -1) + range(1, 10)):
concatenated = chain(range(10, 0, -1), range(1, 10))
for i in concatenated:
if a_list:
break
for y in range(16):
if a_list:
break
for x in range(16):
if a_list:
break
h = 0.0 # red
s = 1.0 # saturation at the top of the red scale
v = heart[x, y] / float(i) # brightness depends on range
r, g, b = colorsys.hsv_to_rgb(h, s,
v) # convert hsv back to RGB
red = int(r * 255.0) # makes 0-1 range > 0-255 range
green = int(g * 255.0)
blue = int(b * 255.0)
unicornhathd.set_pixel(x, y, red, green,
blue) # sets pixels on the hat
unicornhathd.show() # show the pixels
time.sleep(0.005) # tiny gap, sets frames to a smooth 200/sec
time.sleep(0.33) # waiting time between heartbeats
unicornhathd.off()
def move(self):
self.turn_off()
self.x, self.dx = self.move_one_axis(self.x, self.dx)
self.y, self.dy = self.move_one_axis(self.y, self.dy)
self.turn_on()
def move_one_axis(self, x_or_y, dx_or_dy):
x_or_y += dx_or_dy
if x_or_y < 0 or x_or_y > 15:
dx_or_dy = dx_or_dy * -1
x_or_y += dx_or_dy
return x_or_y, dx_or_dy
print("Press <CTRL+C> to exit...")
unicornhathd.off()
# Bounce backwards and forwards along each edge:
p1 = Point(0, 0, 0, 1)
p2 = Point(0, 15, 1, 0)
p3 = Point(15, 0, -1, 0)
p4 = Point(15, 15, 0, -1)
p1.turn_on()
p2.turn_on()
p3.turn_on()
p4.turn_on()
unicornhathd.show()
try:
while True:
p1.move()
