def show(self):
packed = np.packbits(np.pad((self.rawbuf[::-1, :, 0] & 0x80) > 0,
((3, 0), (0, 0)),
mode='constant'),
axis=0)
scrollphat.set_buffer(packed[0].tolist())
scrollphat.update()
super().show()
def scroll_life(delay):
def count_neighbours(ibuf, i, j):
tot=0
for x,y in ((-1,-1), (-1,0), (-1,1),
( 0,-1) , (0,1),
(+1,-1), (+1,0), (+1,1)):
ix=(i+x)%11
jy=(j+y)%5
tot+=ibuf[ix][jy]
return tot
def buffer(ibuf):
return [ibuf2buf[tuple(v)] for v in ibuf]
def rand_ibuf():
return [[(random.random()>0.8)+0 for j in range(5)] for i in range(11)]
def glider_ibuf():
return [[0,0,0,0,0],
[0,0,0,0,0],
[0,0,0,0,0],
[0,0,1,0,0],
[0,1,0,0,0],
[0,1,1,1,0],
[0,0,0,0,0],
[0,0,0,0,0],
[0,0,0,0,0],
[0,0,0,0,0],
[0,0,0,0,0]]
ibuf=rand_ibuf()
ibuf2buf={(i,j,k,l,m): (i<<0)+(j<<1)+(k<<2)+(l<<3)+(m<<4)
for i in (0,1)
for j in (0,1)
for k in (0,1)
for l in (0,1)
for m in (0,1)}
samecount=0
while True:
ibufbuf=copy.deepcopy(ibuf)
for i in range(11):
for j in range(5):
c=count_neighbours(ibufbuf, i, j)
if ibuf[i][j]:
if c in (0,1,4,5,6,7):
ibuf[i][j]=0
else:
if c in (3,):
ibuf[i][j]=1
buf=buffer(ibuf)
scrollphat.set_buffer(buf)
scrollphat.update()
time.sleep(delay)
if ibufbuf==ibuf:
samecount+=1
if samecount>20:
ibuf=rand_ibuf()
def bufferFall(self, buf):
'''Sets the buffer for snow'''
if self.verbose:
print('Running Snow.bufferFall, buf: %s' % buf)
scrollphat.set_buffer(buf)
scrollphat.update()
time.sleep(self.fallSpeed)
def sine():
timer = 0
i = 0
buf = [0] * 11
while (timer < 2):
try:
for x in range(0, 11):
y = (math.sin(
(i + (x * 10)) / 10.0) + 1) # Produces range from 0 to 2
y *= 2.5 # Scale to 0 to 5
buf[x] = 1 << int(y)
scrollphat.set_buffer(buf)
scrollphat.update()
time.sleep(0.005)
timer += 0.005
i += 1
except KeyboardInterrupt:
scrollphat.clear()
sys.exit(-1)
#!/usr/bin/env python
import scrollphat
import math
import time
import sys
i = 0
buf = [0] * 11
scrollphat.set_brightness(20)
while True:
try:
for x in range(0, 11):
y = math.sin((i + (x * 10)) / 10.0) + 1 # Produces range from 0 to 2
y *= 2.5 # Scale to 0 to 5
buf[x] = 1 << int(y)
scrollphat.set_buffer(buf)
scrollphat.update()
time.sleep(0.005)
i += 1
except KeyboardInterrupt:
scrollphat.clear()
sys.exit(-1)
#!/usr/bin/env python
import scrollphat
import math
import time
import sys
i = 0
buf = [0] * 11
scrollphat.set_brightness(20)
while True:
try:
for x in range(0, 11):
y = (math.sin(
(i + (x * 10)) / 10.0) + 1) # Produces range from 0 to 2
y *= 2.5 # Scale to 0 to 5
buf[x] = 1 << int(y)
scrollphat.set_buffer(buf)
scrollphat.update()
time.sleep(0.005)
i += 1
except KeyboardInterrupt:
scrollphat.clear()
sys.exit(-1)
