#!/usr/bin/python3

#Controlling a RGB LED with built in PWM.

#Mostly copied from GPIO PWM example:

#http://code.google.com/p/raspberry-gpio-python/wiki/PWM

import time

import RPi.GPIO as GPIO

import math

import argparse

GPIO.setmode(GPIO.BCM)

red_pin = 3

green_pin = 4

blue_pin = 18

red = red_pin #pin numbers to match LED legs

green = green_pin

blue = blue_pin

GPIO.setup(red, GPIO.OUT) #setup all the pins

GPIO.setup(green, GPIO.OUT)

GPIO.setup(blue, GPIO.OUT)

Freq = 100 #Hz

fade = 6

#setup all the colours

RED = GPIO.PWM(red, Freq) #Pin, frequency

RED.start(0) #Initial duty cycle of 0, so off

GREEN = GPIO.PWM(green, Freq)

GREEN.start(0)

BLUE = GPIO.PWM(blue, Freq)

BLUE.start(0)

def colour(R, G, B):

BLUE.ChangeDutyCycle(B)

def PosSinWave(amplitude, angle, frequency):

#angle in degrees

#creates a positive sin wave between 0 and amplitude*2

return amplitude + (amplitude * math.sin(math.radians(angle)*frequency) )

def smooth(delay):

time.sleep(delay)

def hard(mode):

BLUE.ChangeDutyCycle(range(100, 0, 1))

def cleanup():

GPIO.cleanup()

if __name__ == '__main__':

parser = argparse.ArgumentParser(description='drive an RGB LED')

parser.add_argument('--static', '-s', action="store_true", help="Specify static changes of the lights")

parser.add_argument('--off', '-o', action="store_true", help="Turn off the lights...???")

parser.add_argument('--cleanup', '-gc', action="store_true", help="Cleanup PWM and GPIO (for debug!!)")

parser.add_argument('--color', '-c', type=int, default=[100, 100, 100], nargs=3, help="Define the color to output")

parser.add_argument('--pins', '-p', type=int, default=[7, 11, 12], nargs=3, help="Specify pins to send PWM signal (only required if it is changes)")

parser.add_argument('--colorwave', '-cw', action="store_true", help="Does some cool color effect thing. I don't even know what it does lol")

parser.add_argument('--smooth', '-m', type=int, nargs=1, help="Changable speed smooth color effect. Same as colorwave at 0.1.")

parser.add_argument('--hard', '-b', type=int, nargs=1, help="Hard color strobe. 3 for RGB or 7 for rainbow.")

args = parser.parse_args()

print args

try:

if args.static is True:

while 1:

colour(args.color[0], args.color[1], args.color[2])

if args.colorwave is True:

smooth(0.1)

if args.smooth is True:

smooth(args.smooth[0])

if args.hard == 3:

hard(1)

except KeyboardInterrupt:

cleanup()

finally:

cleanup()

""" File simple_RGB_driver.py, line 87

^

IndentationError: unexpected unindent

DA FUQQ??!?!?!?!?!?"""