def plasma():
led = LEDStripe()
#led = Stripesim()
#led = Stripecache('plasma.a')
x = np.linspace(0, 1, 240)
t = 0
for i in range(100000):
t += 0.05
yr = np.sin(2*np.pi*2*(1.3+np.sin(0.15*t))*x - 0.32*t) + \
np.sin(2*np.pi*4.32*(1.3-np.sin(0.18*t))*x + 0.76*t) + \
np.cos(2*np.pi*1.65*(1.3+np.sin(0.05*t))*x + 0.23*t)
yr = (2.0 + yr) / 4.0
yr = np.maximum(np.minimum(yr, 1.0), 0.0)
yg = np.sin(2*np.pi*2.43*(1.3-np.sin(0.21*t))*x + 0.12*t) + \
np.sin(2*np.pi*3.78*(1.3+np.sin(0.15*t))*x - 0.43*t) + \
np.cos(2*np.pi*1.23*(1.3-np.sin(0.05*t))*x + 0.33*t)
yg = (2.0 + yg) / 4.0
yg = np.maximum(np.minimum(yg, 1.0), 0.0)
yb = np.sin(2*np.pi*1.32*(1.3-np.sin(0.04*t))*x - 0.07*t) + \
np.sin(2*np.pi*1.87*(1.3+np.sin(0.2*t))*x + 0.12*t) + \
np.cos(2*np.pi*2.54*(1.3+np.sin(0.12*t))*x - 0.19*t)
yb = (yb) / 4.0
yb = np.maximum(np.minimum(yb, 1.0), 0.0)
comb = np.array([yg, yr, yb]).transpose().flatten()
led.write(comb)
def plasma():
led = LEDStripe()
#led = Stripesim()
#led = Stripecache('plasma.a')
x = np.linspace(0, 1, 240)
t = 0
for i in range(100000):
t += 0.05
yr = np.sin(2*np.pi*2*(1.3+np.sin(0.15*t))*x - 0.32*t) + \
np.sin(2*np.pi*4.32*(1.3-np.sin(0.18*t))*x + 0.76*t) + \
np.cos(2*np.pi*1.65*(1.3+np.sin(0.05*t))*x + 0.23*t)
yr = (2.0 + yr) / 4.0
yr = np.maximum(np.minimum(yr, 1.0), 0.0)
yg = np.sin(2*np.pi*2.43*(1.3-np.sin(0.21*t))*x + 0.12*t) + \
np.sin(2*np.pi*3.78*(1.3+np.sin(0.15*t))*x - 0.43*t) + \
np.cos(2*np.pi*1.23*(1.3-np.sin(0.05*t))*x + 0.33*t)
yg = (2.0 + yg) / 4.0
yg = np.maximum(np.minimum(yg, 1.0), 0.0)
yb = np.sin(2*np.pi*1.32*(1.3-np.sin(0.04*t))*x - 0.07*t) + \
np.sin(2*np.pi*1.87*(1.3+np.sin(0.2*t))*x + 0.12*t) + \
np.cos(2*np.pi*2.54*(1.3+np.sin(0.12*t))*x - 0.19*t)
yb = (yb) / 4.0
yb = np.maximum(np.minimum(yb, 1.0), 0.0)
comb = np.array([yg, yr, yb]).transpose().flatten()
led.write(comb)
def speedtest():
led = LEDStripe()
data = (0.25,0.5,0)*240
print("Serial Strip Speed Test, 240 LEDs")
print("Writing 1000 full updates")
start = time.time()
for i in range(1000):
led.write(data)
stop = time.time()
diff = stop - start
print("Took %f seconds" % (diff))
print("That is %f FPS" % (1000 / diff))
def speedtest():
led = LEDStripe()
data = (0.25, 0.5, 0) * 240
print("Serial Strip Speed Test, 240 LEDs")
print("Writing 1000 full updates")
start = time.time()
for i in range(1000):
led.write(data)
stop = time.time()
diff = stop - start
print("Took %f seconds" % (diff))
print("That is %f FPS" % (1000 / diff))