lifx tile patterns

twinkle.py

from lifxlan import LifxLAN, TileChain
import random
import time

MAX_VAL = 65535
FADE_IN_SPEED = MAX_VAL * 0.125 # 32
FADE_OUT_SPEED = MAX_VAL * 0.078 # 20

tiles = LifxLAN().get_device_by_name('Tiles')
# tiles = TileChain('d0:73:d5:33:5b:c2', '10.10.0.66')


# Palettes from https://www.color-hex.com/ (Using HSL)
PALETTE_TWILIGHT = [
    (0.65 * MAX_VAL, 0.53 * MAX_VAL, 0.33 * MAX_VAL, 3500),
    (0.76 * MAX_VAL, 0.42 * MAX_VAL, 0.38 * MAX_VAL, 3500),
    (0.79 * MAX_VAL, 0.42 * MAX_VAL, 0.73 * MAX_VAL, 3500),
]

PALETTE_SUMMERTIME = [
    (0.11 * MAX_VAL, 1    * MAX_VAL, 0.65 * MAX_VAL, 3500),
    (0.51 * MAX_VAL, 0.86 * MAX_VAL, 0.38 * MAX_VAL, 3500),
    (0.06 * MAX_VAL, 0.81 * MAX_VAL, 0.54 * MAX_VAL, 3500),
    (0.58 * MAX_VAL, 0.82 * MAX_VAL, 0.27 * MAX_VAL, 3500),
]

PALETTE_RAINBOW_DASH = [
    (0.01 * MAX_VAL, 0.84 * MAX_VAL, 0.57 * MAX_VAL, 3500),
    (0.06 * MAX_VAL, 0.89 * MAX_VAL, 0.58 * MAX_VAL, 3500),
    (0.15 * MAX_VAL, 0.96 * MAX_VAL, 0.79 * MAX_VAL, 3500),
    (0.26 * MAX_VAL, 0.50 * MAX_VAL, 0.51 * MAX_VAL, 3500),
    (0.55 * MAX_VAL, 0.97 * MAX_VAL, 0.41 * MAX_VAL, 3500),
]

PALETTES = [
    PALETTE_TWILIGHT,
    PALETTE_SUMMERTIME,
    PALETTE_RAINBOW_DASH,
]


print('found lights', tiles.get_mac_addr(), tiles.get_ip_addr())
# print(tiles.get_tile_info())
# print('get_tilechain_colors', tiles.get_tilechain_colors())
# print('get_canvas_dimensions', tiles.get_canvas_dimensions())


leds = tiles.get_tilechain_colors()
direction_flags = [[0 for _ in range(len(leds[0]))] for _ in range(len(leds))]
print('Got colors')

def update_fade(fade_up_amount, fade_down_amount):
    for tile_idx, tile in enumerate(leds):
        for idx, led in enumerate(tile):
            if direction_flags[tile_idx][idx] == 1:
                tile[idx], done = make_lighter(fade_up_amount, *led)
                if done:
                    direction_flags[tile_idx][idx] = 0
            else:
                tile[idx] = make_darker(fade_down_amount, *led)

def make_darker(amount, h, s, v, k):
    new_v = max(0, v - amount)
    return (h, s, new_v, k)

def make_lighter(amount, h, s, v, k):
    new_v = min(MAX_VAL, v + amount)
    return (h, s, new_v, k), new_v == MAX_VAL


def fade_to_black_by(amount):
    for tile in leds:
        for idx, led in enumerate(tile):
            tile[idx] = (
                tile[idx][0],
                tile[idx][1],
                int(tile[idx][2] * amount),
                tile[idx][3],
            )


def twinkles(palette):
    update_fade(FADE_IN_SPEED, FADE_OUT_SPEED)

    if random.randint(0, 255) > 128:
        tile = random.randint(0, len(leds) - 1)
        pos = random.randint(0, len(leds[tile]) - 1)
        direction_flags[tile][pos] = 1
        leds[tile][pos] = random.choice(palette)


def confetti(hue):
    fade_to_black_by(0.85)
    tile = random.randint(0, len(leds) - 1)
    pos = random.randint(0, len(leds[tile]) - 1)
    leds[tile][pos] = (
        int(hue + random.randint(0, int(MAX_VAL * 0.25))) % MAX_VAL,
        int(MAX_VAL * 0.8),
        MAX_VAL,
        3500
    )

current_palette = random.choice(PALETTES)
current_palette_time = time.time()
current_hue = 0

while True:
    twinkles(current_palette)
    # confetti(current_hue)
    tiles.set_tilechain_colors(leds, rapid=True)
    if time.time() - current_palette_time > 10:
        current_palette_time = time.time()
        current_palette = random.choice(PALETTES)
    current_hue = (current_hue + 100) % MAX_VAL
    time.sleep(0.01)