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main_controller_wifi.py
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main_controller_wifi.py
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# Main controller for Qiskit on Raspberry PI SenseHat.
# Start by importing and simplifying required modules.
from sense_hat import SenseHat
#from sense_emu import SenseHat
hat = SenseHat()
import time
from qiskit import IBMQ, Aer, execute
import Qconfig_IBMQ_experience
# from qiskit.tools.monitor import job_monitor
# Enable the account based on the stored API key
IBMQ.enable_account(Qconfig_IBMQ_experience.APItoken)
# Set default SenseHat configuration.
hat.clear()
hat.low_light = True
# Background icon
X = [255, 0, 255] # Magenta
Y = [255,192,203] # Pink
O = [0, 0, 0] # Black
B = [0,0,255] # Blue
#B = [70,107,176] # IBM Blue
W = [255, 255, 255] #White
super_position = [
O, O, O, Y, X, O, O, O,
O, O, Y, X, X, Y, O, O,
O, Y, O, O, X, O, Y, O,
O, Y, O, O, X, O, Y, O,
O, Y, O, O, X, O, Y, O,
O, Y, O, O, X, O, Y, O,
O, O, Y, O, X, Y, O, O,
O, O, O, X, X, X, O, O
]
IBMQ_super_position = [
O, O, O, Y, B, O, O, O,
O, O, Y, B, B, Y, O, O,
O, Y, O, O, B, O, Y, O,
O, Y, O, O, B, O, Y, O,
O, Y, O, O, B, O, Y, O,
O, Y, O, O, B, O, Y, O,
O, O, Y, O, B, Y, O, O,
O, O, O, B, B, B, O, O
]
IBM_Q = [
B, B, B, W, W, B, B, B,
B, B, W, B, B, W, B, B,
B, W, B, B, B, B, W, B,
B, W, B, B, B, B, W, B,
B, W, B, B, B, B, W, B,
B, B, W, B, B, W, B, B,
B, B, B, W, W, B, B, B,
B, B, B, W, W, W, B, B
]
IBM_AER = [
O, O, W, W, W, W, O, O,
O, W, W, O, O, W, W, O,
W, W, W, O, O, W, W, W,
W, W, O, W, W, O, W, W,
W, W, O, O, O, O, W, W,
W, O, W, W, W, W, O, W,
O, W, O, O, O, O, W, O,
O, O, W, W, W, W, O, O
]
# Understand which direction is down, and rotate the SenseHat display accordingly.
def set_display():
acceleration = hat.get_accelerometer_raw()
x = acceleration['x']
y = acceleration['y']
z = acceleration['z']
x=round(x,0)
y=round(y,0)
z=round(z,0)
if x == 1:
hat.set_rotation(270)
else:
if x == -1:
hat.set_rotation(90)
else:
if y == 1:
hat.set_rotation(0)
else:
hat.set_rotation(180)
set_display()
# Function to set the backend
def set_backend(back):
global backend
if back == "ibmq":
backend = IBMQ.get_backend('ibmqx4')
else:
backend = Aer.get_backend('qasm_simulator')
print(backend.name)
# Load the Qiskit function files. Showing messages when starting and when done.
hat.show_message("Qiskit")
import q2_calling_sense_func
import q3_calling_sense_func
import bell_calling_sense_func
import GHZ_calling_sense_func
#import set_backend
# Initialize the backend to AER
back = "aer"
set_backend(back)
hat.show_message(backend.name())
hat.set_pixels(IBM_AER)
# The main loop.
# Use the joystick to select and execute one of the Qiskit function files.
while True:
joy_event = hat.stick.get_events()
if len(joy_event) > 0 and joy_event[0][2]=="pressed":
set_display()
if joy_event[0][1]=="up":
hat.show_message("Bell")
#hat.show_message(backend.name())
if back == "ibmq":
hat.set_pixels(IBMQ_super_position)
else:
hat.set_pixels(super_position)
bell_calling_sense_func.execute(backend,back)
else:
if joy_event[0][1]=="down":
hat.show_message("GHZ")
#hat.show_message(backend.name())
if back == "ibmq":
hat.set_pixels(IBMQ_super_position)
else:
hat.set_pixels(super_position)
GHZ_calling_sense_func.execute(backend,back)
else:
if joy_event[0][1]=="left":
hat.show_message("2Q")
#hat.show_message(backend.name())
if back == "ibmq":
hat.set_pixels(IBMQ_super_position)
else:
hat.set_pixels(super_position)
q2_calling_sense_func.execute(backend,back)
else:
if joy_event[0][1]=="right":
hat.show_message("3Q")
#hat.show_message(backend.name())
if back == "ibmq":
hat.set_pixels(IBMQ_super_position)
else:
hat.set_pixels(super_position)
q3_calling_sense_func.execute(backend,back)
else:
if joy_event[0][1]=="middle":
if back == "aer":
back = "ibmq"
#hat.show_message("IBMQ")
set_backend(back)
hat.show_message(backend.name())
hat.set_pixels(IBM_Q)
else:
back = "aer"
#hat.show_message("AER")
set_backend(back)
hat.show_message(backend.name())
hat.set_pixels(IBM_AER)