initial commit
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195
illuminatus.py
Executable file
195
illuminatus.py
Executable file
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#!/usr/bin/env python
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import os, sys, signal, random, time, re
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from fnordlicht import Fnordlicht
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# TODO: fifo loeschen wenn er schon existiert
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fifoname = '/var/run/illuminatus'
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interface = '/dev/ttyUSB0'
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verbose = False
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def showOn(fnordlicht):
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print '>on<'
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showColorwheel1(fnordlicht)
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def showOff(fnordlicht):
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print '>off<'
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fnordlicht.stop()
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fnordlicht.fade_hsv(0, 0, 0, 1, 1)
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def showColorwheel1(fnordlicht):
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print '>colorwheel1<'
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fnordlicht.stop()
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fnordlicht.program_colorwheel(1, 1, 1, 0, 60, 255, 255, 255)
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def showColorwheel2(fnordlicht):
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print '>colorwheel2<'
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fnordlicht.stop()
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fnordlicht.program_colorwheel(1, 1, 1, 0, -60, 255, 255, 255)
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def showThunderstorm(fnordlicht):
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def flash(fnordlicht):
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power = random.randint(200, 255)
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if verbose:
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print 'flash power %03d, ' % power,
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fnordlicht.fade_hsv(0, 0, power, 255, 1)
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time.sleep(0.1)
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fnordlicht.fade_hsv(240, 100, 40, 15, 1)
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if (random.random() < 0.2):
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time.sleep(random.uniform(0.05, 0.2))
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flash(fnordlicht)
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print '>thunderstorm<'
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fnordlicht.stop()
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while True:
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flash(fnordlicht)
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sleep = random.randint(1, 20)
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if verbose:
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print 'sleeping for %02d seconds' % sleep
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time.sleep(sleep)
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def showFire(fnordlicht):
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def flicker(fnordlicht):
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color = random.randint(30, 35)
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top = random.randint(200, 255)
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speed = random.randint(1, 5)
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if verbose:
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print 'flicker %03d %03d@%02d' % (color, top, speed)
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fnordlicht.fade_hsv(color, 255, top, speed, 1)
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print '>fire<'
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fnordlicht.stop()
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while True:
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flicker(fnordlicht)
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time.sleep(random.uniform(0, 0.3))
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def modifyDecLight(fnordlicht):
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print '>light--<'
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fnordlicht.modify_current(0, 0, 0, 0, 0, 0, 0, -10)
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def modifyIncLight(fnordlicht):
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print '>light++<'
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fnordlicht.modify_current(0, 0, 0, 0, 0, 0, 0, 10)
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def modifyDecSpeed(fnordlicht):
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print '>speed--<'
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fnordlicht.modify_current(-1, 0, 0, 0, 0, 0, 0, 0)
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def modifyIncSpeed(fnordlicht):
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print '>speed++<'
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fnordlicht.modify_current(1, 0, 0, 0, 0, 0, 0, 0)
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def modifyDecSaturation(fnordlicht):
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print '>saturation--<'
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fnordlicht.modify_current(0, 0, 0, 0, 0, 0, -10, 0)
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def modifyIncSaturation(fnordlicht):
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print '>saturation++<'
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fnordlicht.modify_current(0, 0, 0, 0, 0, 0, 10, 0)
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def showFadeFromTo(fnordlicht, hueFrom, hueTo):
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delay = 5
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fnordlicht.stop()
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while True:
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fnordlicht.fade_hsv(hueFrom, 255, 255, 1, delay)
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time.sleep(delay * 2)
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fnordlicht.fade_hsv(hueTo, 255, 255, 1, delay)
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time.sleep(delay * 2)
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def showFadeRedGreen(fnordlicht):
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print '>fade-red-green<'
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showFadeFromTo(fnordlicht, 0, 120)
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def showFadeGreenBlue(fnordlicht):
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print '>fade-green-blue<'
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showFadeFromTo(fnordlicht, 120, 240)
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def showFadeBlueRed(fnordlicht):
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print '>fade-blue-red<'
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showFadeFromTo(fnordlicht, 240, 360)
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def showRandom(fnordlicht):
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print '>random<'
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fnordlicht.program_random(23, 3, 1, 5, 1, 255, 255, 90)
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def showColor(fnordlicht, color):
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color = int(color)
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print '>%d<' % color
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colors = [0, 45, 90, 135, 180, 225, 270, 315, 360]
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fnordlicht.stop()
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if (color == 9):
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fnordlicht.fade_hsv(0, 0, 255, 5, 1)
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else:
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fnordlicht.fade_hsv(colors[color-1], 255, 255, 5, 1)
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def child(param):
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print 'child: PID %s' % os.getpid()
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fnordlicht = Fnordlicht(interface)
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fnordlicht.sync()
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if (param == 'on'):
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showOn(fnordlicht)
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elif (param == 'off'):
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showOff(fnordlicht)
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elif (param == 'light--'):
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modifyDecLight(fnordlicht)
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elif (param == 'light++'):
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modifyIncLight(fnordlicht)
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elif (param == 'speed--'):
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modifyDecSpeed(fnordlicht)
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elif (param == 'speed++'):
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modifyIncSpeed(fnordlicht)
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elif (param == 'saturation--'):
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modifyDecSaturation(fnordlicht)
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elif (param == 'saturation++'):
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modifyIncSaturation(fnordlicht)
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elif (param == 'colorwheel1'):
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showColorwheel1(fnordlicht)
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elif (param == 'colorwheel2'):
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showColorwheel2(fnordlicht)
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elif (param == 'thunderstorm'):
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showThunderstorm(fnordlicht)
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elif (param == 'fire'):
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showFire(fnordlicht)
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elif (param == 'fade-red-green'):
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showFadeRedGreen(fnordlicht)
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elif (param == 'fade-green-blue'):
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showFadeGreenBlue(fnordlicht)
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elif (param == 'fade-blue-red'):
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showFadeBlueRed(fnordlicht)
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elif (param == 'random'):
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showRandom(fnordlicht)
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elif (re.match('\d', param)):
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showColor(fnordlicht, param)
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else:
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print 'unknown parameter: "%s"' % param
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sys.exit()
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if __name__ == '__main__':
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if not os.path.exists(fifoname):
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try:
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os.mkfifo(fifoname)
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except OSError, e:
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print 'Failed to create FIFO: "%s"' % e
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child_pid = 0
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print 'parent: PID %s' % os.getpid()
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while True:
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pipein = open(fifoname, 'r')
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line = pipein.readline()[:-1]
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print 'parent got "%s"' % (line)
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pipein.close()
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if child_pid > 0:
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print 'killing %d' % child_pid
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try:
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os.kill(child_pid, signal.SIGTERM)
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except OSError, e:
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print '... has already been dead'
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child_pid = os.fork()
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if child_pid == 0:
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child(line)
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