class Aer2DViewer(wx.PySimpleApp):
'''Class to monitor and display aer activity'''
def __init__(self, channel=0, port=50001, host='localhost', dims=(64, 64), fps = 40):
'''Aer2DViewer class is used to display AER activity in two dimentions
channel : channel number.
host : Aex server.
dims : Range of neurons to be displayed.
fps : frames per second.
Aer2DViewer(channel=0,
host='localhost', dims = (64,32), fps = 40)
'''
self.channel = channel
self.port = int(port)
self.host = host
self.dims = dims
self.fps = fps
wx.PySimpleApp.__init__(self)
def OnInit(self, *args, **kw):
return True
def setup_timer(self, eventsUpdate):
# Create a new WX timer
timerId = wx.NewId()
self.timer = wx.Timer(self, timerId)
# Register a callback with the timer event
self.Bind(wx.EVT_TIMER, eventsUpdate.fetch, id=timerId)
# Start up the timer! We have to tell it how many milliseconds
## to wait between timer events.
self.timer.Start(1000 / self.fps, wx.TIMER_CONTINUOUS)
return
def show(self):
'''
This function pops up the AerViewer
Alias to MainLoop() function
'''
from Updater2D import ImagePlot, UpdateEvents
self.gui = ImagePlot(dims=self.dims)
self.eventsUpdate = UpdateEvents(self.gui,
port=self.port,
host=self.host,
channel=self.channel,
dims=self.dims,
fps=self.fps)
self.setup_timer(self.eventsUpdate)
self.gui.configure_traits()
self.eventsUpdate.stop()
def show(self):
'''
This function pops up the AerViewer
Alias to MainLoop() function
'''
from Updater2D import ImagePlot, UpdateEvents
self.gui = ImagePlot(dims=self.dims)
self.eventsUpdate = UpdateEvents(self.gui,
port=self.port,
host=self.host,
channel=self.channel,
dims=self.dims,
fps=self.fps)
self.setup_timer(self.eventsUpdate)
self.gui.configure_traits()
self.eventsUpdate.stop()