def display(audio_ft):
if audio_ft[0] == 0: return
for i in range(data.shape[1] - 1, 0, -1): data[:, i] = data[:, i - 1]
data[:, 0] = array([average(audio_ft[s]) for s in slices])
values = dot(data[:, :len(fg_lpf)], fg_lpf) / dot(data, bg_lpf)
clap, count = clapper.get(audio_ft)
shift = time.time() / 20. + count / 2.
for i, val in enumerate(.4 * values):
leds[:, 9-i] = bar(val)[:,None] * color(.3 * i + shift)
lights.display(clap + (1 - clap) * leds)
#!/usr/bin/python
from numpy import *
import lights, colorsys, time
coords = linspace(-1.5, 1.5, 10)
u, v = meshgrid(coords, coords)
def ball(x, y, radius=1):
return square(radius) - square(x-u) - square(y-v)
def color(hue):
return colorsys.hsv_to_rgb(hue, 1, 1)
# LCM(c1, c2, c3) is enormous -- pattern never repeats
c1 = 1.7000000
c2 = 1.8123456
c3 = .1876543
t = 0
while True:
x, y, hue = sin(c1*t), sin(c2*t), square(sin(c3*t))
t = t + .03
pixels = ball(x, y)[..., None] * color(hue)
lights.display(pixels)
time.sleep(.03)
#!/usr/bin/python
import lights, colorsys, time
hue = 0
while True:
hue = (hue + .004) % 1
color = colorsys.hsv_to_rgb(hue, 1, 1)
lights.display(color)
time.sleep(.03)
#!/usr/bin/python import lights lights.display(0)
