import urandom
import time
import machine, neopixel
#https://www.rapidtables.com/web/color/RGB_Color.html
fackel = [
(128,0,0) , #800000 maroon
(139,0,0) , #8B0000 dark red
(165,42,42) , #A52A2A brown
(178,34,34) , #B22222 firebrick
(220,20,60) , #DC143C crimson
(255,0,0) , #FF0000 red
(255,99,71) , #FF6347 tomato
(255,127,80) , #FF7F50 coral
(205,92,92) , #CD5C5C indian red
(240,128,128) , #F08080 light coral
(233,150,122) , #E9967A dark salmon
(250,128,114) , #FA8072 salmon
(255,160,122) , #FFA07A light salmon
(255,69,0) , #FF4500 orange red
(255,140,0) , #FF8C00 dark orange
(255,165,0) , #FFA500 orange
]
campfire = [
(128,0,0) , #800000 maroon
(139,0,0) , #8B0000 dark red
(165,42,42) , #A52A2A brown
(178,34,34) , #B22222 firebrick
(220,20,60) , #DC143C crimson
(255,0,0) , #FF0000 red
(255,69,0) , #FF4500 orange red
(255,140,0) , #FF8C00 dark orange
]
brunnen = [
#campfire = [
(32,178,170) , #20B2AA light sea green
(47,79,79) , #2F4F4F dark slate gray
(0,128,128) , #008080 teal
(0,139,139) , #008B8B dark cyan
(0,255,255) , #00FFFF aqua
(0,255,255) , #00FFFF cyan
(224,255,255) , #E0FFFF light cyan
(0,206,209) , #00CED1 dark turquoise
(64,224,208) , #40E0D0 turquoise
(72,209,204) , #48D1CC medium turquoise
(175,238,238) , #AFEEEE pale turquoise
(127,255,212) , #7FFFD4 aqua marine
(176,224,230) , #B0E0E6 powder blue
(95,158,160) , #5F9EA0 cadet blue
(70,130,180) , #4682B4 steel blue
(100,149,237) , #6495ED corn flower blue
(0,191,255) , #00BFFF deep sky blue
(30,144,255) , #1E90FF dodger blue
(173,216,230) , #ADD8E6 light blue
(135,206,235) , #87CEEB sky blue
(135,206,250) , #87CEFA light sky blue
(25,25,112) , #191970 midnight blue
(0,0,128) , #000080 navy
(0,0,139) , #00008B dark blue
(0,0,205) , #0000CD medium blue
(0,0,255) , #0000FF blue
]
class LightTheme:
"""
contains all to control one lamp
"""
def __init__(self, neopixels: object, index:int, theme: list, brightness: int, ticks: int = 1):
self.neopixels = neopixels
self.index=index
self.theme = theme
self.brightness = brightness
self.ticks = ticks
self.tick_count = 0
self.old_red = 0
self.old_green = 0
self.old_blue = 0
self.new_red = 0
self.new_green = 0
self.new_blue = 0
self.actual_color_index = 0
def randint(self, max):
div = 0x3fffffff // max
return urandom.getrandbits(30) // div
def rgb(self) -> tuple:
"""
this does it all:
whenever the number of ticks are gone, it selects a new random color out of the array,
corrects the brightness and returns the new color
"""
self.tick_count += 1
if self.tick_count >= self.ticks:
self.tick_count = 0
color_size = len(self.theme)
self.old_red = self.new_red
self.old_green = self.new_green
self.old_blue = self.new_blue
self.actual_color_index = (
self.actual_color_index + self.randint(color_size - 1)
) % color_size
self.new_red = self.theme[self.actual_color_index][0]
self.new_green = self.theme[self.actual_color_index][1]
self.new_blue = self.theme[self.actual_color_index][2]
#print(self.color_index)
new_color= (
## caution: for whatever reason Red and Green are swapped in the RGB strip?!?
(self.old_green + ((self.new_green - self.old_green)* self.tick_count // self.ticks)) * self.brightness // 100,
(self.old_red + ((self.new_red - self.old_red)* self.tick_count // self.ticks)) * self.brightness // 100,
(self.old_blue + ((self.new_blue - self.old_blue)* self.tick_count // self.ticks)) * self.brightness // 100,
)
self.neopixels[self.index]=new_color
return new_color
lamps = []
np = neopixel.NeoPixel(machine.Pin(2),5)
lamps.append(LightTheme(np, 0, campfire, 5, 4))
lamps.append(LightTheme(np, 1, campfire, 5, 4))
lamps.append(LightTheme(np, 2, campfire, 5, 4))
lamps.append(LightTheme(np, 3, brunnen, 2, 4))
lamps.append(LightTheme(np, 4, fackel, 5, 4))
while True:
for lamp in lamps:
lamp.rgb()
#print("-" * 20)
np.write()
time.sleep(0.015)
