def __init__(self, w, h, child_conn):
super(MainWindow, self).__init__(title="RayTracingOpenCL")
self.child_conn = child_conn
self.w, self.h = w, h
self.already_pressed = {
k: False
for k in [
"w", "a", "s", "d", "Up", "Left", "Right", "Down", "Escape",
"q", "e", "plus", "minus"
]
}
vbox = Gtk.Box(orientation=Gtk.Orientation.VERTICAL)
self.image = Gtk.Image()
vbox.pack_start(self.image, True, True, 0)
self.status = Gtk.Label()
vbox.pack_start(self.status, False, True, 0)
self.add(vbox)
self.connect("key-press-event", self.on_key_pressed)
self.connect("key-release-event", self.on_key_released)
GLib.io_add_watch(GLib.IOChannel(self.child_conn.fileno()),
GLib.PRIORITY_DEFAULT_IDLE,
GLib.IOCondition(1 | 8 | 16),
self.on_new_frame_ready, None)
self.start = datetime.datetime.now()
self.fps = 0
def select_setup_new(self):
"""
The newer implementation using GLib.Source.add_unix_fd()
.. TODO::
Too cutting edge right now, unfortunately. Implementation
is not complete.
"""
#self.source.remove()
if self.source is not None:
self.source.destroy()
self.source = source = GLib.Source()
rlist, wlist, xlist = self.select_args()
print('select_setup', rlist, wlist, xlist)
fds = set(rlist + wlist + xlist)
# should use GLib.Source.add_unix_fd, but thats too cutting edge right now
assert len(fds) == 1
fd = next(iter(fds))
condition = GLib.IOCondition(0)
if fd in rlist:
condition |= GLib.IOCondition.IN
if fd in wlist:
condition |= GLib.IOCondition.OUT
if fd in xlist:
condition |= GLib.IOCondition.ERR
if condition.real != 0:
source.add_unix_fd(fd, condition)
source.set_callback(self.glib_select_callback, fd)
def register(self, fd, events):
assert fd not in self._fd_to_tag
condition = GLib.IOCondition(0)
if events & selectors.EVENT_READ:
condition |= GLib.IOCondition.IN
if events & selectors.EVENT_WRITE:
condition |= GLib.IOCondition.OUT
self._fd_to_tag[fd] = self.add_unix_fd(fd, condition)
def __init__(self, mainloop, fd, read, write, desc):
self._mainloop = mainloop
self.description = desc
condition = GLib.IOCondition(0)
if read:
condition |= GLib.IOCondition.IN | GLib.IOCondition.HUP
if write:
condition |= GLib.IOCondition.OUT
self._doread = read
self._dowrite = write
self._handle = GLib.unix_fd_add_full(0, fd, condition, self._call,
None, None)
def __init__(self):
global tag_list
# configuração da porta serial
#self.tela = tela
self.serial_port = '/dev/ttyUSB0'
self.port_speed = 9600
self.max_bytes = -1
self.ser = serial.Serial(self.serial_port, self.port_speed, timeout=3)
#------------------------------------------------------------------
self.channel = GLib.IOChannel(self.ser.fileno())
self.channel.set_flags(GLib.IO_FLAG_NONBLOCK)
self.cond = GLib.IOCondition(GLib.IOCondition.IN)
self.channel.add_watch(self.cond,self.leituraRFID)
def select_setup_old(self):
"""
The older implementation using GLib.Source.add_poll()
"""
rlist, wlist, xlist = self.select_args()
fds = set(rlist + wlist + xlist)
assert len(fds) == 1
fd = next(iter(fds))
condition = GLib.IOCondition(0)
if fd in rlist:
condition |= GLib.IOCondition.IN
if fd in wlist:
condition |= GLib.IOCondition.OUT
if fd in xlist:
condition |= GLib.IOCondition.ERR
source = GLib.unix_fd_source_new(fd, condition)
source.set_callback(self.glib_select_callback_old,
(fd, rlist, wlist, xlist))
source.attach(self.context)
self.source = source
def _events_to_io_condition(events):
return (GLib.IOCondition.IN if events & selectors.EVENT_READ else GLib.IOCondition(0)) | \
(GLib.IOCondition.OUT if events & selectors.EVENT_WRITE else GLib.IOCondition(0))
def to_cond(events):
cond = GLib.IOCondition(0)
if events & selectors.EVENT_READ: cond |= GLib.IOCondition.IN
if events & selectors.EVENT_WRITE: cond |= GLib.IOCondition.OUT
return cond
def test_value_nicks_names(self):
self.assertEqual(GLib.IOCondition(3).value_nicks, ["in", "pri"])
self.assertEqual(
GLib.IOCondition(3).value_names, ["G_IO_IN", "G_IO_PRI"])
self.assertEqual(GLib.IOCondition(3).first_value_nick, "in")
self.assertEqual(GLib.IOCondition(3).first_value_name, "G_IO_IN")
def test_no_value_nick(self):
self.assertEqual(GLib.IOCondition(0).first_value_nick, None)
self.assertEqual(GLib.IOCondition(0).first_value_name, None)
self.assertEqual(GLib.IOCondition(0).value_names, [])
self.assertEqual(GLib.IOCondition(0).value_nicks, [])
