def get_rain_bow(i2, i15, x, y, offset=30):
r = (math.cos((x+i2)/2.0) + math.cos((y+i2)/2.0)) * 64.0 + 128.0
g = (math.sin((x+i15)/1.5) + math.sin((y+i2)/2.0)) * 64.0 + 128.0
b = (math.sin((x+i2)/2.0) + math.cos((y+i15)/1.5)) * 64.0 + 128.0
r = max(0, min(255, r+offset))
g = max(0, min(255, g+offset))
b = max(0, min(255, b+offset))
return npxp.get_colour(int(r), int(g), int(b))
def get_randomness(width, height):
r = random.randint(0, 255)
g = random.randint(0, 255)
b = random.randint(0, 255)
colour = npxp.get_colour(r, g, b)
x = random.randint(0, (width-1))
y = random.randint(0, (height-1))
position = (x, y)
return position, colour
def _rainbow_blinky_blink(self, z):
for y in range(self.height):
for x in range(self.width):
if self.height<=self.width:
delta = 0
v = z[x,y+delta]
else:
delta = 2
v = z[x+delta,y]
h = 1.0/(x + y + delta + 1)
s = 0.8
rgb = [int(i*255.0) for i in colorsys.hsv_to_rgb(h, s, v)]
self.set_pixel_colour((x, y), npxp.get_colour(*rgb))
def _init_custom_patterns(self):
self.width = len(SQUARE_LED_MAP[0])
self.height = len(SQUARE_LED_MAP)
self.bucket_heights = [0] * (self.width - 2)
self.bucket_contour_colour = npxp.get_colour(255, 255, 255)
self.bucket_state = "drop" # "clean"
self.rainbow_wave_state_2 = 0.0
self.rainbow_wave_state_15 = 0.0
# TODO: pre-compute -- numpy i snot a requirement anymore
z = list(range(1, 10)[::-1]) + list(range(1, 10))
z_fwhm = [5.0/i for i in z]
gauss = [gaussian(fwhm) for fwhm in z_fwhm]
self.rainbow_blinky_gauss = itertools.cycle(gauss)
self.rainbow_blinky_z = next(self.rainbow_blinky_gauss)
self.cross_points = []
self.cross_Point = collections.namedtuple("Point", "position colour direction")
self.figlet_text = "GLASS-BOX"
self.figlet_scroll = -3
self.figlet_text_colour = npxp.get_colour(0, 255, 0)
self.ascii_pic = " \n \n X X \n \nX X\n XXXXXX \n \n \n "
self.ascii_colour = npxp.get_colour(0, 255, 0)
self.ascii_scroll = 0
custom_patterns_map = {"random_flicker": self._random_flicker,
"bucket": self._bucket, "rainbow": self._rainbow,
"cross": self._cross, "ascii": self._ascii}
self.pattern_map.update(custom_patterns_map)
if NUMPY:
self.pattern_map.update({"rainbow_blinky": self._rainbow_blinky})
if PYFIGLET:
self.pattern_map.update({"figlet": self._figlet})
def _cross_new_point(self):
direction = random.randint(1, 4)
if direction == 1:
point = [0, random.randint(0, self.width - 1)]
elif direction == 2:
point = [random.randint(0, self.height - 1), 0]
elif direction == 3:
point = [self.height-1, random.randint(0, self.width - 1)]
else:
point = [random.randint(0, self.height - 1), self.width - 1]
colour = []
for i in range(0, 3):
colour.append(random.randint(100, 255))
colour = npxp.get_colour(*colour)
self.cross_points.append(self.cross_Point(position=point, colour=colour, direction=direction))
def _init_custom_patterns(self):
custom_patterns_map = {
"rainbow": self._rainbowCycle,
"shake": self._shake_four,
"bounce": self._bounce,
"wave": self._wave
}
self.pattern_map.update(custom_patterns_map)
# Rainbow
self.rainbow_state = 0
self.rainbow_clockwise = False
# Shake
self.shake_state = 1
self.shake_red = npxp.get_colour(217, 80, 64)
self.shake_green = npxp.get_colour(88, 165, 92)
self.shake_blue = npxp.get_colour(79, 134, 237)
self.shake_yellow = npxp.get_colour(243, 189, 66)
self.shake_one = 0
self.shake_two = 4
self.shake_three = 8
self.shake_four = 12
self.shake_pattern = [(self.shake_one, self.shake_red), \
(self.shake_two, self.shake_green), \
(self.shake_three, self.shake_blue), \
(self.shake_four, self.shake_yellow)]
# Bounce
self.bounce_state = 0
self.bounce_bg = npxp.get_colour(0, 0, 0)
self.bounce_fg = npxp.get_colour(0, 0, 128)
# Wave
self.wave_origin = {"one": 0, "two": 8}
self.wave_state = {"one": 0, "two": 0}
self.wave_queue = {"one": [], "two": []}
self.wave_colour = {
"one": npxp.get_colour(127, 0, 127),
"two": npxp.get_colour(0, 127, 127)
}
self.wave_colour_current = {"one": 0, "two": 0}
def ball_colour():
r = random.randint(100, 255)
g = random.randint(100, 255)
b = random.randint(100, 255)
return npxp.get_colour(r, g, b)
SQUARE_LED_CHANNEL = 1 # set to '1' for GPIOs 13, 19, 41, 45 or 53
SQUARE_LED_COUNT = 64 # Number of LED pixels.
SQUARE_LED_MAP = [
[ 0, 1, 2, 3, 4, 5, 6, 7],
[ 8, 9, 10, 11, 12, 13, 14, 15],
[16, 17, 18, 19, 20, 21, 22, 23],
[24, 25, 26, 27, 28, 29, 30, 31],
[32, 33, 34, 35, 36, 37, 38, 39],
[40, 41, 42, 43, 44, 45, 46, 47],
[48, 49, 50, 51, 52, 53, 54, 55],
[56, 57, 58, 59, 60, 61, 62, 63]
]
SQUARE_COLOURS = {
'red':npxp.get_colour(255,0,0),
'lime':npxp.get_colour(0,255,0),
'blue':npxp.get_colour(0,0,255),
'yellow':npxp.get_colour(255,255,0),
'magenta':npxp.get_colour(255,0,255),
'cyan':npxp.get_colour(0,255,255),
'black':npxp.get_colour(0,0,0),
'white':npxp.get_colour(255,255,255),
'gray':npxp.get_colour(127,127,127),
'grey':npxp.get_colour(127,127,127),
'silver':npxp.get_colour(192,192,192),
'maroon':npxp.get_colour(128,0,0),
'olive':npxp.get_colour(128,128,0),
'green':npxp.get_colour(0,128,0),
'purple':npxp.get_colour(128,0,128),
'teal':npxp.get_colour(0,128,128),
