8x8_single_dot_movement_with_controller

import RPi.GPIO as GPIO
import time
import inputs
from inputs import get_gamepad

GPIO.setmode(GPIO.BCM)
GPIO.setwarnings(False)

#setup the pins

#OUT
GPIO.setup(12, GPIO.OUT) #matrix pin 13, row 1
GPIO.setup(22, GPIO.OUT) #matrix pin 3, row 2
GPIO.setup(27, GPIO.OUT) #matrix pin 4, row 3
GPIO.setup(25, GPIO.OUT) #matrix pin 10, row 4
GPIO.setup(17, GPIO.OUT) #matrix pin 6, row 5
GPIO.setup(24, GPIO.OUT) #matrix pin 11, row 6
GPIO.setup(23, GPIO.OUT) #matrix pin 15, row 7
GPIO.setup(18, GPIO.OUT) #matrix pin 16, row 8

#IN
GPIO.setup(21, GPIO.OUT) #matrix pin 9, column 8
GPIO.setup(20, GPIO.OUT) #matrix pin 14, column 7
GPIO.setup(26, GPIO.OUT) #matrix pin 8, column 6
GPIO.setup(16, GPIO.OUT) #matrix pin 12, column 5
GPIO.setup(19, GPIO.OUT) #matrix pin 1, column 4
GPIO.setup(13, GPIO.OUT) #matrix pin 7, column 3
GPIO.setup(6, GPIO.OUT) #matrix pin 2, column 2
GPIO.setup(5, GPIO.OUT) #matrix pin 5, column 1

#function to switch all pins off
def off():
    GPIO.output(12,0)
    GPIO.output(22,0)
    GPIO.output(27,0)
    GPIO.output(25,0)
    GPIO.output(17,0)
    GPIO.output(24,0)
    GPIO.output(23,0)
    GPIO.output(18,0)
    GPIO.output(21,0)
    GPIO.output(20,0)
    GPIO.output(26,0)
    GPIO.output(16,0)
    GPIO.output(19,0)
    GPIO.output(13,0)
    GPIO.output(6,0)
    GPIO.output(5,0)

off()

#the GPIO pins for determining column, from left to right
xCoord = [5,6,13,19,16,26,20,21]
xInput = 0

#the GPIO pins for determining row, from top to bottom
yCoord = [12,22,27,25,17,24,23,18]
yInput = 0

#function for lighting up a single dot, given x and y input
def coord(column, row):
    for i in range(len(yCoord)):
        if(i != row):
            GPIO.output(yCoord[i],1)
    GPIO.output(xCoord[column],1)
    GPIO.output(yCoord[row],0)

#function to get input from the controller
def getEventCode():
    x = get_gamepad()
    for i in x:
        return i.code, i.state

#determine a starting point
xInput = 4
yInput = 4
coord(xInput,yInput)

#input loop, will stop if the B button is pressed
while(True):

    code = getEventCode()

    #determine which axis
    if (code[0] == "ABS_HAT0Y"):    #if on the Y axis
        #then determine which direction
        if (code[1] == -1):     #if up
            #reset the matrix
            off()
            #change the coord value by one in the determined direction
            yInput = yInput - 1
            #call the function to turn on the light with the new coord value(s)
            coord(xInput,yInput)
            #output the direction to the console for debugging purposes
            print("up")
        elif (code[1] == 1):    #if down
            off()
            yInput = yInput + 1
            coord(xInput,yInput)
            print("down")
    elif (code [0] == "ABS_HAT0X"):    #if on the X axis
        if (code[1] == -1):     #if left
            off()
            xInput = xInput - 1
            coord(xInput,yInput)
            print("left")
        elif (code[1] == 1):    #if right
            off()
            xInput = xInput + 1
            coord(xInput,yInput)
            print("right")
    #If the user wants to end the program, he must press the B button
    elif(code[0] == "BTN_EAST"):
        off()
        break

#    time.sleep(0.25)

GPIO.cleanup()