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_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---------------"
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**************"
import sys
import time
from pySpacebrew.spacebrew import Spacebrew
import RPi.GPIO as GPIO
import Adafruit_MPR121.MPR121 as MPR121
# Create MPR121 instance.
cap = MPR121.MPR121()
if not cap.begin():
print('Error initializing MPR121. Check your wiring!')
sys.exit(1)
# publish button press - bool
# listen for light changes - bool
brew = Spacebrew("MRHT_Light_Button", description="Python Light and Button controller", server="192.168.1.165", port=9000)
#brew.addSubscriber("flipLight", "boolean")
brew.addPublisher("buttonPress", "boolean")
CHECK_FREQ = 0.1 # check mail every 60 seconds
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)
#lightOn = False
#def handleBoolean(value):
#!/usr/bin/env python
#import libraries
import sys
import time
import subprocess
#import Spacebrew
from pySpacebrew.spacebrew import Spacebrew
#create Spacebrew object
brew = Spacebrew(
"MRHT_Micol_Joyfishing",
description=
"The IMU Unit wasn't giving back sensed data so we decided to use the joystick",
server="192.168.1.165",
port=9000)
#to use Pi as an OUTPUT
#brew.addSubscriber("name", "type")
#to use Pi as an INPUT
brew.addPublisher("up", "boolean")
brew.addPublisher("down", "boolean")
brew.addPublisher("left", "boolean")
brew.addPublisher("left", "boolean")
brew.addPublisher("buttonPress", "boolean")
#define state of the Pi, initially it is not connected
connected = False
import sys
import time
from pySpacebrew.spacebrew import Spacebrew
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):
stdscr.keypad(1)
curses.noecho() # turn off echo
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
GPIO.setup(23, GPIO.OUT)
time.sleep(1)
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):
s.connect(('10.255.255.255', 1))
IP = s.getsockname()[0]
except:
IP = '127.0.0.1'
finally:
s.close()
return IP
# Create MPR121 instance.
cap = MPR121.MPR121()
# Setup Spacebrew for Publishing
brew = Spacebrew("YUXI_PlayTheRoom : " + macString[-5:],
description='[ capacitiveSwitches ] [local ip' + get_ip() +
'] [MAC Address ' + macString + '] ',
server="sandbox.spacebrew.cc",
port=9000)
for i in range(12):
brew.addPublisher('P{0}'.format(i), 'boolean')
connected = False
# Initialize communication with MPR121 using default I2C bus of device, and
# default I2C address (0x5A). On BeagleBone Black will default to I2C bus 0.
if not cap.begin():
print('Error initializing MPR121. Check your wiring!')
sys.exit(1)
# Alternatively, specify a custom I2C address such as 0x5B (ADDR tied to 3.3V),
# 0x5C (ADDR tied to SDA), or 0x5D (ADDR tied to SCL).
#cap.begin(address=0x5B)
##############################################################
# YUXI Lights and Buttons Example
# This script uses a Button wired to pin 24 and an LED light
# 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
import sys
import time
from pySpacebrew.spacebrew import Spacebrew
import RPi.GPIO as GPIO
# listen for light changes - bool
brew = Spacebrew("MRSwitch", description="Control light using mixed reality with PowerSwitch Tail 2", server="192.168.1.165", port=9000)
brew.addSubscriber("flipLight", "boolean")
# brew.addPublisher("buttonPress", "boolean")
GPIO.setwarnings(False)
GPIO.setmode(GPIO.BCM)
powerSwitchPin = 24
GPIO.setup(powerSwitchPin, GPIO.OUT)
GPIO.output(powerSwitchPin, GPIO.LOW)
isLightOn = False
i = 0
CHECK_FREQ = 0.1 #Sleep time for the loop
def handleBoolean(value):
print("Received: "+str(value))
global isLightOn
if (value == 'true' or str(value) == 'True'):
isLightOn = True
if (value == 'false' or str(value)== 'False'):
isLightOn = False
# print(str(isLightOn))
curses.noecho() # turn off echo
curses.curs_set(0) # turn off cursor
# 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)
##############################################################
# YUXI SenseHat Example
# This script uses the SenseHat for Raspberry Pi to subscribe
# to letters which it displays on the LED Matrix. It is also
# wired to publish the joystick events on Spacebrew.
# Joystick: up, down, left, right
##############################################################
import sys
import time
from pySpacebrew.spacebrew import Spacebrew
from sense_hat import SenseHat
# Setup Spacebrew with Publishers and Subscribers
brew = Spacebrew("YUXI_SenseHat",
description="Joystick and LED letters",
server="ciidspacebrew.local",
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):
#!/usr/bin/env python
##############################################################
# YUXI Hello World Example
# This script will ask the Raspberry Pi for what wifi networks
# it can see and then send them as Spacebrew events
##############################################################
import sys
import time
import subprocess
from pySpacebrew.spacebrew import Spacebrew
# Setup Spacebrew for Publishing
brew = Spacebrew("YUXI_HelloWorld",
description="Animate some wifi networks",
server="ciidspacebrew.local",
port=9000)
brew.addPublisher("networkEvent", "boolean")
brew.addPublisher("wifi", "string")
connected = False
CHECK_FREQ = 2 # time to sleep between adding items
CURR_INDEX = 0 # Create a queue of items
def makeArray():
# Check for a list of wifi networks that the RPi can see
cmdCall = subprocess.check_output('sudo iwlist wlan0 scan | grep ESSID',
shell=True)
output = cmdCall.decode("utf-8").splitlines()
for i, s in enumerate(output):
