def update(theta, rho, photo, primary_color, secondary_color, balls, strip):
global transition, time_start
if time_start == 0:
time_start = timer()
transition = 0
# print "Start fade timer {0}\n".format(time_start),
sys.stdout.flush()
percent = rho
if transition < 1.0:
for i in range(strip.numPixels() + 1):
strip.setPixelColor(
i,
colorBlend(strip.getPixelColor(i),
colorBlend(secondary_color, primary_color, percent),
easeOut(transition)))
else:
fill(strip, colorBlend(secondary_color, primary_color,
percent)) # fill with color based on rho only
# increment time
if transition < 1.0:
time_end = timer()
transition += time_end - time_start
time_start = time_end
def signal_handler(sig, frame):
print('You pressed Ctrl+C!')
print("-" * 20)
print("Shutting down...")
server.close()
colorWipe(strip, Color(0, 0, 0, 0),
10) # clear lights regardless of -c flag
fill(strip, Color(0, 0, 0, 0))
strip.show()
print("Done")
sys.exit(0)
def update(theta, rho, photo, primary_color, secondary_color, balls, strip):
global current_time, time_start, off_time, on_time
if time_start == 0:
time_start = timer()
current_time = 0
# print "Start white timer {0}\n".format(time_start),
# sys.stdout.flush()
if current_time > off_time:
for i in range(strip.numPixels() + 1):
strip.setPixelColor(i, primary_color)
else:
fill(strip, Color(0, 0, 0, 0)) # turn all off
# increment time
time_end = timer()
current_time += time_end - time_start
while current_time >= off_time + on_time:
current_time -= off_time + on_time
time_start = time_end
def update(theta, rho, photo, primary_color, secondary_color, balls, strip):
global transition, time_start
if time_start == 0:
time_start = timer()
transition = 0
# print "Start white timer {0}\n".format(time_start),
# sys.stdout.flush()
if transition < 1.0:
for i in range(strip.numPixels() + 1):
strip.setPixelColor(
i,
colorBlend(strip.getPixelColor(i), Color(0, 0, 0, 0),
easeOut(transition)))
else:
fill(strip, Color(0, 0, 0, 0)) # fill with white
# increment time
if transition < 1.0:
time_end = timer()
transition += time_end - time_start
time_start = time_end
def update(theta, rho, photo, primary_color, secondary_color, balls, strip):
global transition, time_start, breathe_fade, blue, white
if time_start == 0:
time_start = timer()
transition = 0
# print "Start software_update timer {0}\n".format(time_start),
sys.stdout.flush()
percent = 0.5 + sin(breathe_fade) * 0.5
if transition < 1.0:
for i in range(strip.numPixels()+1):
strip.setPixelColor(i, colorBlend(strip.getPixelColor(i),colorBlend(white,blue,percent),easeOut(transition)))
else:
fill(strip, colorBlend(white,blue,percent)) # fill with color based on rho only
breathe_fade += 0.005
# increment time
if transition < 1.0:
time_end = timer()
transition += time_end - time_start
time_start = time_end
def update(theta, rho, photo, primary_color, secondary_color, balls, strip):
global transition, time_start, zero_color
if time_start == 0:
time_start = timer()
transition = 0
# print "Start solid timer {0}\n".format(time_start),
sys.stdout.flush()
if transition < 1.0:
for i in range(strip.numPixels()+1):
strip.setPixelColor(i, colorBlend(strip.getPixelColor(i),primary_color,easeOut(transition)))
else:
fill(strip, primary_color) # fill with color
led_count = strip.numPixels()
led_offset = int(float(led_count)/2.0)
# color the side of the table that you should be standing on for proper tilt orientation
strip.setPixelColor(led_offset, zero_color)
strip.setPixelColor(led_offset+1, colorBlend(primary_color,zero_color,0.95))
strip.setPixelColor(led_offset-1, colorBlend(primary_color,zero_color,0.95))
strip.setPixelColor(led_offset+2, colorBlend(primary_color,zero_color,0.75))
strip.setPixelColor(led_offset-2, colorBlend(primary_color,zero_color,0.75))
strip.setPixelColor(led_offset+3, colorBlend(primary_color,zero_color,0.5))
strip.setPixelColor(led_offset-3, colorBlend(primary_color,zero_color,0.5))
strip.setPixelColor(led_offset+4, colorBlend(primary_color,zero_color,0.25))
strip.setPixelColor(led_offset-4, colorBlend(primary_color,zero_color,0.25))
strip.setPixelColor(led_offset+5, colorBlend(primary_color,zero_color,0.15))
strip.setPixelColor(led_offset-5, colorBlend(primary_color,zero_color,0.15))
strip.setPixelColor(led_offset+6, colorBlend(primary_color,zero_color,0.1))
strip.setPixelColor(led_offset-6, colorBlend(primary_color,zero_color,0.1))
# TODO: add blend for tilt pos?
# increment time
if transition < 1.0:
time_end = timer()
transition += time_end - time_start
time_start = time_end
def update(theta, rho, photo, primary_color, secondary_color, balls, strip):
global transition, time_start
if time_start == 0:
time_start = timer()
transition = 0
# print "Start spread timer {0}\n".format(time_start),
sys.stdout.flush()
led_count = strip.numPixels()
# assign h_theta
h_theta = theta
# color of non-pixels
bg_color = secondary_color
# color of spread by ball
ball_color = primary_color
# spread out the pixel color based on rho
max_spread = 85 # degress on either side of pixel to spread white
min_spread = 10 # degress on either side of pixel to spread white
spread = max_spread - (max_spread * rho) + min_spread
# spread = 45 # force to specific width
spread_l = h_theta - spread
spread_r = h_theta + spread
start = int( (spread_l * led_count) / 360 )
end = int( (spread_r * led_count) / 360 ) + 1
if (end < start):
end += led_count
h_fixed = h_theta % 360
if transition < 1.0:
for i in range(strip.numPixels()+1):
if i < start%led_count or i > end%led_count:
strip.setPixelColor(i, colorBlend(strip.getPixelColor(i),bg_color,easeOut(transition)))
else:
fill(strip, bg_color) # default color
# print "Rho %s, Theta %s, Adjusted Theta %s, Photo %s, Brightness %s 0.5 %s 0.25 %s\n" % (rho, theta, h_theta, photo, brightness, max(int(brightness/2),1), max(int(brightness/4),1)),
# sys.stdout.flush()
for x in range(start, end):
pos = x % led_count
degrees = (float(pos * 360) / led_count)
# fix wrapping degrees
if (degrees > h_fixed + 180):
degrees -= 360
elif (degrees < h_fixed - 180):
degrees += 360
# ramp brightness
t = abs(h_fixed - degrees) / spread
percent = easeInQuad(t) # choose an ease function from above
# print "pos {0} ( {1} - {2} ) / {3}, percent {4}\n".format(pos, h_fixed, degrees, spread, t),
# sys.stdout.flush()
if transition < 1.0:
strip.setPixelColor(pos, colorBlend(strip.getPixelColor(pos),colorBlend(ball_color,bg_color,percent),easeOut(transition)))
else:
strip.setPixelColor(pos, colorBlend(ball_color,bg_color,percent))
# increment time
if transition < 1.0:
time_end = timer()
transition += time_end - time_start
time_start = time_end
def update(theta, rho, photo, primary_color, secondary_color, balls, strip):
global state, transition, current_primary, current_secondary, time, time_start, length
if time_start == 0:
time_start = timer()
# fill(strip, Color(0,0,0,0))
led_count = strip.numPixels()
# draw current state
if state == 0: #white
if transition < 1.0:
for i in range(strip.numPixels() + 1):
strip.setPixelColor(
i,
colorBlend(strip.getPixelColor(i), current_primary,
easeOut(transition)))
else:
fill(strip, current_primary) # default color
elif state == 2: # rainbow
# offset of rainbow
wheel_deg = int((-theta % 360) / 360 * 255)
for i in range(0, led_count):
pixel_offset = float(i) / led_count * 255.0
offset = (int(pixel_offset) + wheel_deg) & 255
if transition < 1.0:
strip.setPixelColor(
i,
colorBlend(strip.getPixelColor(i), wheel(offset),
easeOut(transition)))
else:
strip.setPixelColor(i, wheel(offset))
elif state == 4: # spread
# spread out the pixel color based on rho
max_spread = 85 # degress on either side of pixel to spread white
min_spread = 10 # degress on either side of pixel to spread white
spread = max_spread - (max_spread * rho) + min_spread
spread_l = theta - spread
spread_r = theta + spread
start = int((spread_l * led_count) / 360)
end = int((spread_r * led_count) / 360) + 1
if (end < start):
end += led_count
if transition < 1.0:
for i in range(strip.numPixels() + 1):
if i < start % led_count or i > end % led_count:
strip.setPixelColor(
i,
colorBlend(strip.getPixelColor(i), current_secondary,
easeOut(transition)))
else:
fill(strip, current_secondary) # default color
h_fixed = theta % 360
for x in range(start, end):
pos = x % led_count
degrees = (float(pos * 360) / led_count)
# fix wrapping degrees
if (degrees > h_fixed + 180):
degrees -= 360
elif (degrees < h_fixed - 180):
degrees += 360
# ramp brightness
t = abs(h_fixed - degrees) / spread
percent = easeInQuad(t) # choose an ease function from above
if transition < 1.0:
strip.setPixelColor(
pos,
colorBlend(
strip.getPixelColor(pos),
colorBlend(current_primary, current_secondary,
percent), easeOut(transition)))
else:
strip.setPixelColor(
pos, colorBlend(current_primary, current_secondary,
percent))
else: # warm/solid
if transition < 1.0:
for i in range(strip.numPixels() + 1):
strip.setPixelColor(
i,
colorBlend(strip.getPixelColor(i), current_primary,
easeOut(transition)))
else:
fill(strip, current_primary) # default color
# increment time
time_end = timer()
time += time_end - time_start
transition += time_end - time_start
time_start = time_end
# change states
if time > length:
time = 0
transition = 0
state += 1
if state > 2:
state = 0
current_primary = Color(255, 255, 255, 255)
elif state == 1: # warm white
current_primary = Color(255, 98, 0, 89)
elif state == 3: # random solid color
current_primary = wheel(randrange(256))
elif state == 4: # random spread background
current_primary = Color(255, 255, 255, 255)
current_secondary = wheel(randrange(256))
def update(theta, rho, photo, primary_color, secondary_color, balls, strip):
global transition, time_start
if time_start == 0:
time_start = timer()
transition = 0
# print "Start calibrate timer {0}\n".format(time_start),
sys.stdout.flush()
led_count = strip.numPixels()
# assign h_theta
h_theta = theta
brightness = int(255 * (photo / 1024)) + 1
# color of non-pixels
bg_color = Color(0, 0, 0, 0)
# color of spread by ball
ball_color = Color(128, 128, 128, 128)
# spread out the pixel color based on total lights
spread = 10 # spread over 15 degrees
spread_l = h_theta - spread
spread_r = h_theta + spread
fill(strip, bg_color) # default color
start = int((spread_l * led_count) / 360)
end = int((spread_r * led_count) / 360) + 1
if (end < start):
end += led_count
h_fixed = h_theta % 360
# print "Rho %s, Theta %s, Adjusted Theta %s, Photo %s, Brightness %s 0.5 %s 0.25 %s\n" % (rho, theta, h_theta, photo, brightness, max(int(brightness/2),1), max(int(brightness/4),1)),
# sys.stdout.flush()
for x in range(start, end):
pos = x % led_count
degrees = (float(pos * 360) / led_count)
# fix wrapping degrees
if (degrees > h_fixed + 180):
degrees -= 360
elif (degrees < h_fixed - 180):
degrees += 360
# if (degrees >= spread_l and degrees <= spread_r):
# ramp brightness
t = abs(h_fixed - degrees) / spread
# update blend, it is given linear, but needs to be logarithmic(?)
percent = easeIn(t) # choose an ease function from above
# print "pos {0} ( {1} - {2} ) / {3}, percent {4}\n".format(pos, h_fixed, degrees, spread, t),
# sys.stdout.flush()
strip.setPixelColor(pos, colorBlend(ball_color, bg_color, percent))
# strip.setPixelColor(pos, ball_color)
# increment time
if transition < 1.0:
time_end = timer()
transition += time_end - time_start
time_start = time_end
def update(theta, rho, photo, primary_color, secondary_color, balls, strip):
global h_theta, h_r, h_easing, t_theta, t_r, t_easing, transition, time_start
if time_start == 0:
time_start = timer()
transition = 0
print "Start solid timer {0}\n".format(time_start),
sys.stdout.flush()
h_theta = theta
t_theta = theta
led_count = strip.numPixels()
# color of non-pixels
bg_color = secondary_color
# color of comet by ball
ball_color = secondary_color
if transition >= 1.0 and transition < 2.0:
ball_color = colorBlend(secondary_color, primary_color,
easeIn(transition - 1.0))
else:
ball_color = primary_color
tail_color = colorBlend(ball_color, bg_color, easeIn(0.5))
time_diff = timer() - time_start
elapsed = 1.0 / 60.0 # assume correct timing
# print "Time diff %s, Elapsed %s\n" % (time_diff, elapsed),
# sys.stdout.flush()
# ease h_theta into theta
if (h_easing < 1.0):
dh = (theta - h_theta) * h_easing # target - current
h_theta += dh * elapsed
else:
h_theta = theta
# ease t_theta into theta
dt = (h_theta - t_theta) * t_easing
t_theta += dt * elapsed
# fix flashing of ball trying to catch up to big theta
h_diff = h_theta - theta
if abs(h_diff) >= 180:
h_theta = theta
diff = h_theta - t_theta
if abs(diff) > 360: # reset tail if falling too far behind
if h_theta > t_theta:
t_theta = h_theta - 360
else:
t_theta = h_theta + 360
# solid positions
h_x = int((h_theta * led_count) / 360)
t_x = int((t_theta * led_count) / 360)
h_fixed = h_theta % 360
t_fixed = t_theta % 360
spread = diff
# head positions
h_spread = 360.0 / float(led_count) * h_r
h_start = h_x - h_r
h_end = h_x + h_r + 1
# tail positions
t_spread = 360.0 / float(led_count) * t_r
t_start = t_x - t_r
t_end = t_x + t_r + 1
if transition < 1.0:
for i in range(strip.numPixels() + 1):
strip.setPixelColor(
i,
colorBlend(strip.getPixelColor(i), bg_color,
easeOut(transition)))
else:
fill(strip, bg_color) # default color
# fade light by tail
t_diff = max(abs(t_x - t_r - h_end), abs(t_x + t_r - h_start))
if t_diff > h_r:
for x in range(t_start, t_end):
pos = x % led_count
degrees = (float(x * 360) / led_count)
t = abs((t_theta - degrees) / t_spread)
percent = easeIn(t) # choose an ease function from above
if transition >= 1.0:
strip.setPixelColor(pos,
colorBlend(tail_color, bg_color, percent))
# fade light by ball
for x in range(h_start, h_end):
pos = x % led_count
degrees = (float(x * 360) / led_count)
t = abs((h_theta - degrees) / h_spread)
percent = easeIn(t) # choose an ease function from above
if transition >= 1.0:
strip.setPixelColor(pos, colorBlend(ball_color, bg_color, percent))
# fade between ball-tail
if spread != 0:
start = h_x - 1
end = t_x + 1
if h_x > t_x: # reverse order if head is greater
start = t_x - 1
end = h_x + 1
for x in range(start, end):
pos = x % led_count
degrees = (float(x * 360) / led_count)
t = abs((h_theta - degrees) / spread)
if t <= 1.0 and t > 0:
percent = t # linear ease, I want this to be apparent
if transition >= 1.0:
strip.setPixelColor(
pos, colorBlend(ball_color, tail_color, percent))
# print "Theta %s, Head %s, Tail %s\n" % (theta, h_x, t_x),
# sys.stdout.flush()
# increment time
time_end = timer()
if transition < 2.0:
transition += time_end - time_start
time_start = time_end