Class: Artoo::Drivers::Neurosky

Inherits:
Driver
  • Object
show all
Defined in:
lib/artoo/drivers/neurosky.rb

Overview

The neurosky driver behaviors

Instance Method Summary collapse

Instance Method Details

#handle_message_events ⇒ Object 



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# File 'lib/artoo/drivers/neurosky.rb', line 23

def handle_message_events
  begin
    while true do
      packets = connection.read_packet
      return if packets.empty?
      packets.each { |pkt|
        handle_packet(pkt)
      }
    end
  #rescue ::Mindset::Connection::TimeoutError, Interrupt => e
    #cont = false
  end
end

#handle_packet(packet) ⇒ Object 



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# File 'lib/artoo/drivers/neurosky.rb', line 37

def handle_packet(packet)
  case
  when packet[:wave]
    publish(event_topic_name("update"), "wave", packet[:wave])
    publish(event_topic_name("wave"), packet[:wave]) 
  
  when packet[:signal_quality]
    publish(event_topic_name("update"), "signal_quality", packet[:signal_quality])
    publish(event_topic_name("signal_quality"), packet[:signal_quality])

  when packet[:attention]
    publish(event_topic_name("update"), "attention", packet[:attention])
    publish(event_topic_name("attention"), packet[:attention])

  when packet[:meditation]
    publish(event_topic_name("update"), "meditation", packet[:meditation])
    publish(event_topic_name("meditation"), packet[:meditation])

  when packet[:blink]
    publish(event_topic_name("update"), "blink", packet[:blink])
    publish(event_topic_name("blink"), packet[:blink])

  when packet[:delta]
    publish(event_topic_name("update"), "eeg", packet)
    publish(event_topic_name("eeg"), packet)

  else
    puts packet.inspect
  end
end

#start_driver ⇒ Object

Start driver and any required connections



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# File 'lib/artoo/drivers/neurosky.rb', line 9

def start_driver
  begin
    every(interval) do
      handle_message_events
    end

    super
  rescue Exception => e
    Logger.error "Error starting Neurosky driver!"
    Logger.error e.message
    Logger.error e.backtrace.inspect
  end
end