def cloud_ros():
name = "rosPy Example"
server = "localhost"
#server = "sandbox.spacebrew.cc"
global brew
brew = Spacebrew(name=name, server=server)
brew.addPublisher("Publisher")
brew.addSubscriber("Subscriber")
try:
# start-up spacebrew
brew.start()
brew.subscribe("Subscriber", received)
thread2 = myThread(1, "Thread-2", 1)
thread2.start()
finally:
rospy.init_node('cloud_ros_node')
rospy.loginfo("cloud_ros node is up and running!!!")
s = rospy.Service('send_data', Comando, send)
rospy.spin()
def cloud_ros():
name = "rosPy Example"
server = "localhost"
#server = "sandbox.spacebrew.cc"
global brew
brew = Spacebrew(name=name, server=server)
brew.addPublisher("Publisher")
brew.addSubscriber("Subscriber")
try:
# start-up spacebrew
brew.start()
brew.subscribe("Subscriber", received)
thread2 = myThread(1, "Thread-2", 1)
thread2.start()
finally:
rospy.init_node('cloud_ros_node')
rospy.loginfo("cloud_ros node is up and running!!!")
s = rospy.Service('send_data', Comando, send)
rospy.spin()
def spacebrew_pub_test(self):
data = "hi unity!!!!!!!!!!!!!!"
name = "booth-6-pub"
server = "localhost"
sb = Spacebrew(name, server=server)
sb.addPublisher("test-pub", "string")
sb.addSubscriber("test-sub", "string")
sb.subscribe("test-sub", self.sb_handler)
sb.start()
print "**************streaming starts**************"
def spacebrew_pub_test(self):
data = "hi unity!!!!!!!!!!!!!!"
name = "booth-6-pub"
server = "localhost"
sb = Spacebrew(name, server=server)
sb.addPublisher("test-pub", "string")
sb.addSubscriber("test-sub", "string")
sb.subscribe("test-sub", self.sb_handler)
sb.start()
print "**************streaming starts**************"
def spacebrew_connect(self):
name = "booth-6"
# server = "server.neuron.brain"
local_server = "localhost"
sb = Spacebrew(name, server=SERVER_IP)
sb.addPublisher("test pub", "string")
sb.addSubscriber("eeg", "string")
sb.addSubscriber("connect", "string")
sb.addSubscriber("disconnect", "string")
sb.addSubscriber("mellow", "string")
sb.addSubscriber("alpha_relative", "string")
sb.addSubscriber("beta_relative", "string")
sb.addSubscriber("gamma_relative", "string")
# sb.subscribe("eeg", self.eeg_handler_test)
sb.subscribe("eeg", self.sb_eeg_handler)
sb.subscribe("connect", self.sb_connect_handler)
sb.subscribe("disconnect", self.sb_disconnected_handler)
sb.subscribe("mellow", self.sb_mellon_handler)
sb.subscribe("alpha_relative", self.sb_alpha_handler)
sb.subscribe("beta_relative", self.sb_alpha_handler)
sb.subscribe("gamma_relative", self.sb_gamma_handler)
# data from local muse
data = "test"
sb.start()
print "---------------streaming starts---------------"
from sense_hat import SenseHat
# Publish
# Joystick shows a letter
# publish up, down, left, right, middle
# Subscribe to letters
# Strings
# publish button press - bool
# listen for light changes - bool
brew = Spacebrew("MRHT_SenseHat",
description="Joystick and LED letters",
server="10.10.2.47",
port=9000)
brew.addSubscriber("letters", "string")
brew.addPublisher("joystick", "string")
# Setup SenseHat for animation on LED array
sense = SenseHat()
sense.set_rotation(180)
w = [255, 255, 255]
e = [0, 0, 0]
current_rate = 1.0
sense.clear()
def handleString(value):
# grab only the first letter sent
letter = value[0]
def spacebrew_connect(self):
name = "booth-6"
# server = "server.neuron.brain"
local_server = "localhost"
sb = Spacebrew(name, server=SERVER_IP)
sb.addPublisher("test pub", "string")
sb.addSubscriber("eeg", "string")
sb.addSubscriber("connect", "string")
sb.addSubscriber("disconnect", "string")
sb.addSubscriber("mellon", "string")
sb.addSubscriber("alpha_relative", "string")
sb.addSubscriber("beta_relative", "string")
sb.addSubscriber("gamma_relative", "string")
# sb.subscribe("eeg", self.eeg_handler_test)
sb.subscribe("eeg", self.sb_eeg_handler)
sb.subscribe("connect", self.sb_connect_handler)
sb.subscribe("disconnect", self.sb_disconnected_handler)
sb.subscribe("mellon", self.sb_mellon_handler)
sb.subscribe("alpha_relative", self.sb_alpha_handler)
sb.subscribe("beta_relative", self.sb_alpha_handler)
sb.subscribe("gamma_relative", self.sb_gamma_handler)
# data from local muse
data = "test"
sb.start()
print "---------------streaming starts---------------"
# set printer formats
printer.doubleHeightOn()
printer.boldOn()
printer.justify('L')
printer.println("Printer on")
printer.feed(5)
# get app name and server from query string
name = "Xoup Printer"
server = "server.sitetosite.co"
# add subscriber
brew = Spacebrew(name, server=server)
brew.addSubscriber("incoming strings", "string")
def handleString(value):
printer.println(value)
printer.feed(2)
brew.subscribe("incoming strings", handleString)
brew.start()
filepath = "test.gif"
# get app name and server from query string
name = "pyBoolean Example"
server = "sandbox.spacebrew.cc"
for cur_ele in sys.argv:
if "name" in cur_ele:
name = cur_ele[5:]
if "server" in cur_ele:
server = cur_ele[7:]
# configure the spacebrew client
brew = Spacebrew(name=name, server=server)
brew.addPublisher("local state", "boolean")
brew.addSubscriber("remote state", "boolean")
def handleBoolean(value):
global code, stdscr
stdscr.addstr(pos_remote, pos_state, (str(value) + " ").encode(code))
stdscr.refresh()
brew.subscribe("remote state", handleBoolean)
try:
# start-up spacebrew
brew.start()
# create and load info message at the top of the terminal window
info_msg = "This is the pySpacebrew library boolean example. It sends out a boolean message every time\n"
info_msg += "the enter or return key is pressed and displays the latest boolean value it has received.\n"
curses.curs_set(0) # turn off cursor
# get app name and server from query string
name = "pyRange Example"
server = "sandbox.spacebrew.cc"
for cur_ele in sys.argv:
if "name" in cur_ele:
name = cur_ele[5:]
if "server" in cur_ele:
server = cur_ele[7:]
# configure the spacebrew client
brew = Spacebrew(name, server=server)
brew.addPublisher("slider", "range")
brew.addSubscriber("graph", "range")
# set-up a variables to hold coordinates
pos_state = 21
pos_int = 15
col_local = 0
col_remote = 0
# set-up a variables to hold state
local_state = 500
remote_state = 0
# method that updates the range "bars" and value on the display
def displayRange(value, source_line):
stdscr.addstr(source_line, pos_int, " ".encode(code))
print "Opening Configuration"
config = open('robotConfig.txt','r')
jsonData = json.load(config)
print "Robot loaded as: " + str(jsonData["robotName"])
#print "Checking if wi-fi configuration needs changing"
#if(jsonData['wifi-update']==1):
# print"Updating Wi-Fi"
print "Attempting to connect to spacebrew server: " + str(jsonData["robotServer"])
brew = Spacebrew(name=str(jsonData["robotName"]), server=str(jsonData["robotServer"]))
#configure motors
brew.addSubscriber("motor1a","boolean")
brew.addSubscriber("motor1b","boolean")
brew.addSubscriber("motor2a","boolean")
brew.addSubscriber("motor2b","boolean")
#define functions
def motor1a(state):
GPIO.output(17,str2bool(state))
def motor1b(state):
GPIO.output(18,str2bool(state))
def motor2a(state):
GPIO.output(22,str2bool(state))
def motor2b(state):
GPIO.output(23,str2bool(state))
jsonData = json.load(config)
print "Robot loaded as: " + str(jsonData["robotName"])
#print "Checking if wi-fi configuration needs changing"
#if(jsonData['wifi-update']==1):
# print"Updating Wi-Fi"
print "Attempting to connect to spacebrew server: " + str(
jsonData["robotServer"])
brew = Spacebrew(name=str(jsonData["robotName"]),
server=str(jsonData["robotServer"]))
#configure motors
brew.addSubscriber("motor1a", "boolean")
brew.addSubscriber("motor1b", "boolean")
brew.addSubscriber("motor2a", "boolean")
brew.addSubscriber("motor2b", "boolean")
#define functions
def motor1a(state):
GPIO.output(17, str2bool(state))
def motor1b(state):
GPIO.output(18, str2bool(state))
def motor2a(state):
# wired to pin 18. It publishes the button presses and listens
# for Spacebrew events to turn the light on. To use the button
# to turn off and on the light, connect them in Spacebrew.
##############################################################
import sys
import time
from pySpacebrew.spacebrew import Spacebrew
import RPi.GPIO as GPIO
# Setup Spacebrew with Publishers and Subscribers
brew = Spacebrew("YUXI_Light_Button",
description="Python Light and Button controller",
server="ciidspacebrew.local",
port=9000)
brew.addSubscriber("flipLight", "boolean")
brew.addPublisher("buttonPress", "boolean")
CHECK_FREQ = 0.1 # How often to check the hardware
GPIO.setwarnings(False)
GPIO.setmode(GPIO.BCM)
GREEN_LED = 18
RED_LED = 23
GPIO.setup(GREEN_LED, GPIO.OUT)
GPIO.setup(RED_LED, GPIO.OUT)
GPIO.setup(24, GPIO.IN) #down is False
lightOn = False
alreadySent = False # to 'debounce' the button
curses.curs_set(0) # turn off cursor
# get app name and server from query string
name = "pyString Example"
server = "sandbox.spacebrew.cc"
for cur_ele in sys.argv:
if "name" in cur_ele:
name = cur_ele[5:]
if "server" in cur_ele:
server = cur_ele[7:]
# configure the spacebrew client
brew = Spacebrew(name, server=server)
brew.addPublisher("chat outgoing", "string")
brew.addSubscriber("chat incoming", "string")
def handleString(value):
global pos, code, stdscr
stdscr.addstr(pos_in, 0, "incoming: ".encode(code), curses.A_BOLD)
stdscr.addstr(pos_in, pos_msg, (" " * pos_max).encode(code))
stdscr.addstr(pos_in, pos["x"] + pos_msg, value.encode(code))
stdscr.refresh()
pos["y"] += 1
brew.subscribe("chat incoming", handleString)
# set-up a variables to hold current position
pos = {"x": 0, "y": 0}
remote_state = 0
# get app name and server from query string
name = "pyDice Example"
server = "sandbox.spacebrew.cc"
for cur_ele in sys.argv:
if "name" in cur_ele:
name = cur_ele[5:]
if "server" in cur_ele:
server = cur_ele[7:]
# configure the spacebrew client
brew = Spacebrew(name=name, server=server)
brew.addPublisher("roll of the dice", "dice")
brew.addSubscriber("what did you roll", "dice")
# function that handles the incoming spacebrew dice messages
def handleDice(value):
global code, stdscr
stdscr.addstr(pos_remote, pos_state, (" " * 30).encode(code))
if value < 1 or value > 6:
stdscr.addstr(pos_remote, pos_state,
("you rolled a " + str(value) +
"! What kind of dice is that? ").encode(code))
else:
stdscr.addstr(pos_remote, pos_state, str(value).encode(code))
stdscr.refresh()
# get app name and server from query string
name = "pyString Example"
server = "sandbox.spacebrew.cc"
local = "localhost"
for cur_ele in sys.argv:
if "name" in cur_ele:
name = cur_ele[5:]
if "server" in cur_ele:
server = cur_ele[7:]
# configure the spacebrew client
brew = Spacebrew(name, server=local)
brew.addPublisher("chat outgoing", "string")
brew.addSubscriber("chat incoming", "string")
def handleString(value):
global pos, code, stdscr
stdscr.addstr(pos_in, 0, "incoming: ".encode(code), curses.A_BOLD)
stdscr.addstr(pos_in, pos_msg, (" " * pos_max).encode(code))
stdscr.addstr(pos_in, pos["x"] + pos_msg, value.encode(code))
stdscr.refresh()
pos["y"] += 1
brew.subscribe("chat incoming", handleString)
# set-up a variables to hold current position
pos = { "x":0, "y":0 }
# line positions
remote_state = 0
# get app name and server from query string
name = "pyDice Example"
server = "sandbox.spacebrew.cc"
for cur_ele in sys.argv:
if "name" in cur_ele:
name = cur_ele[5:]
if "server" in cur_ele:
server = cur_ele[7:]
# configure the spacebrew client
brew = Spacebrew(name=name, server=server)
brew.addPublisher("roll of the dice", "dice")
brew.addSubscriber("what did you roll", "dice")
# function that handles the incoming spacebrew dice messages
def handleDice(value):
global code, stdscr
stdscr.addstr(pos_remote, pos_state, (" " * 30).encode(code))
if value < 1 or value > 6:
stdscr.addstr(pos_remote, pos_state, ("you rolled a " + str(value) + "! What kind of dice is that? ").encode(code))
else:
stdscr.addstr(pos_remote, pos_state, str(value).encode(code))
stdscr.refresh()
# register handler function with appropriate subscription data feed
brew.subscribe("what did you roll", handleDice)
try:
curses.curs_set(0) # turn off cursor
# get app name and server from query string
name = "pyRange Example"
server = "sandbox.spacebrew.cc"
for cur_ele in sys.argv:
if "name" in cur_ele:
name = cur_ele[5:]
if "server" in cur_ele:
server = cur_ele[7:]
# configure the spacebrew client
brew = Spacebrew(name, server=server)
brew.addPublisher("slider", "range")
brew.addSubscriber("graph", "range")
# set-up a variables to hold coordinates
pos_state = 21
pos_int = 15
col_local = 0
col_remote = 0
# set-up a variables to hold state
local_state = 500
remote_state = 0
# method that updates the range "bars" and value on the display
def displayRange(value, source_line):
stdscr.addstr(source_line, pos_int, " ".encode(code))
stdscr.addstr(source_line, pos_int, str(value).encode(code))
