def __init__(self, parent=None):
"""
:Parameters:
parent : QObject
The QT framework parent.
Default=None
"""
# super and ui setup
super(SimulationGui, self).__init__(parent)
self.setupUi(self)
# internal member - simulation and event delegate
self._sim_gui_handle = SimQt4Delegate(parent=self)
self._sim = BaseSimulation(externals=[self._sim_gui_handle])
self._timer = QtCore.QTimer()
# gui member - models
self._log_model = QtGui.QStringListModel()
self.lst_log.setModel(self._log_model)
self._scene_model = QtGui.QStandardItemModel()
self._trn_sim = QtGui.QStandardItem('Simulation')
self._scene_model.appendRow(self._trn_sim)
self._trn_ndata = QtGui.QStandardItem('NeuronData')
self._scene_model.appendRow(self._trn_ndata)
self._trn_nrn = QtGui.QStandardItem('Neurons')
self._scene_model.appendRow(self._trn_nrn)
self._trn_rec = QtGui.QStandardItem('Recorders')
self._scene_model.appendRow(self._trn_rec)
self._scene_model.setHorizontalHeaderLabels(['Name', 'Value'])
self.tre_scene.setModel(self._scene_model)
self._io_model = QtGui.QStandardItemModel()
self.tre_output.setModel(self._io_model)
# gui members - reusable dialogs
self._err = QtGui.QErrorMessage.qtHandler()
self.progress.setVisible(False)
self.progress.reset()
# connections - sim internals
self._timer.timeout.connect(self._sim.simulate)
# connections - control panel
self.btn_reset.clicked.connect(self.on_input_cmdpnl_reset)
self.btn_steps.clicked.connect(self.on_input_cmdpnl_steps)
self.btn_timer.clicked.connect(self.on_input_cmdpnl_timer)
self.cb_frame_size.activated.connect(self.on_input_cmdpnl_frame_size)
self.cb_sample_rate.activated.connect(self.on_input_cmdpnl_sample_rate)
# connections - scene dock
self.btn_dscene_sc_load.clicked.connect(self.scene_load)
self.btn_dscene_sc_save.clicked.connect(self.scene_save)
self.btn_dscene_neuron.clicked.connect(self.scene_add_neuron)
self.btn_dscene_neuron_data.clicked.connect(self.scene_add_neuron_data)
self.btn_dscene_recorder.clicked.connect(self.scene_add_recorder)
self.btn_dscene_refresh.clicked.connect(self.scene_build_model)
self.btn_dscene_remove.clicked.connect(self.scene_remove)
# connections - output dock
self.btn_dio_restart.clicked.connect(self.io_restart)
self.btn_dio_refresh.clicked.connect(self.io_build_model)
# connections - actions
self.actionAbout.triggered.connect(self.on_about)
self.actionAbout_Qt.triggered.connect(self.on_about_qt)
self.actionPreferences.triggered.connect(self.comming_soon)
# init gui
self.on_input_cmdpnl_reset()
class SimulationGui(QtGui.QMainWindow, Ui_SimGui):
"""a BaseSimulation instance with a control and info gui"""
## constructor
def __init__(self, parent=None):
"""
:Parameters:
parent : QObject
The QT framework parent.
Default=None
"""
# super and ui setup
super(SimulationGui, self).__init__(parent)
self.setupUi(self)
# internal member - simulation and event delegate
self._sim_gui_handle = SimQt4Delegate(parent=self)
self._sim = BaseSimulation(externals=[self._sim_gui_handle])
self._timer = QtCore.QTimer()
# gui member - models
self._log_model = QtGui.QStringListModel()
self.lst_log.setModel(self._log_model)
self._scene_model = QtGui.QStandardItemModel()
self._trn_sim = QtGui.QStandardItem('Simulation')
self._scene_model.appendRow(self._trn_sim)
self._trn_ndata = QtGui.QStandardItem('NeuronData')
self._scene_model.appendRow(self._trn_ndata)
self._trn_nrn = QtGui.QStandardItem('Neurons')
self._scene_model.appendRow(self._trn_nrn)
self._trn_rec = QtGui.QStandardItem('Recorders')
self._scene_model.appendRow(self._trn_rec)
self._scene_model.setHorizontalHeaderLabels(['Name', 'Value'])
self.tre_scene.setModel(self._scene_model)
self._io_model = QtGui.QStandardItemModel()
self.tre_output.setModel(self._io_model)
# gui members - reusable dialogs
self._err = QtGui.QErrorMessage.qtHandler()
self.progress.setVisible(False)
self.progress.reset()
# connections - sim internals
self._timer.timeout.connect(self._sim.simulate)
# connections - control panel
self.btn_reset.clicked.connect(self.on_input_cmdpnl_reset)
self.btn_steps.clicked.connect(self.on_input_cmdpnl_steps)
self.btn_timer.clicked.connect(self.on_input_cmdpnl_timer)
self.cb_frame_size.activated.connect(self.on_input_cmdpnl_frame_size)
self.cb_sample_rate.activated.connect(self.on_input_cmdpnl_sample_rate)
# connections - scene dock
self.btn_dscene_sc_load.clicked.connect(self.scene_load)
self.btn_dscene_sc_save.clicked.connect(self.scene_save)
self.btn_dscene_neuron.clicked.connect(self.scene_add_neuron)
self.btn_dscene_neuron_data.clicked.connect(self.scene_add_neuron_data)
self.btn_dscene_recorder.clicked.connect(self.scene_add_recorder)
self.btn_dscene_refresh.clicked.connect(self.scene_build_model)
self.btn_dscene_remove.clicked.connect(self.scene_remove)
# connections - output dock
self.btn_dio_restart.clicked.connect(self.io_restart)
self.btn_dio_refresh.clicked.connect(self.io_build_model)
# connections - actions
self.actionAbout.triggered.connect(self.on_about)
self.actionAbout_Qt.triggered.connect(self.on_about_qt)
self.actionPreferences.triggered.connect(self.comming_soon)
# init gui
self.on_input_cmdpnl_reset()
## delegate event slots
def on_update_info_internal(self, info):
"""update internal infos"""
pass
def on_update_info_ndata(self, info):
"""update neuron data infos"""
pass
def on_update_info_neuron(self, info):
"""update neuron infos"""
pass
def on_update_info_recorder(self, info):
"""update recorder infos"""
pass
def on_update_info_complete(self, info):
"""update complete infos"""
pass
@QtCore.pyqtSlot(str)
def on_append_log(self, log_str):
"""log a sting"""
if self._log_model.rowCount() > LOG_BUF_LEN:
self._log_model.removeRow(0)
self._log_model.insertRow(self._log_model.rowCount())
self._log_model.setData(
self._log_model.index(self._log_model.rowCount() - 1),
str(log_str)
)
self.lst_log.scrollTo(
self._log_model.index(self._log_model.rowCount() - 1)
)
@QtCore.pyqtSlot(long)
def on_update_frame(self, frame):
"""update frame index"""
self.edt_frame.setText(str(frame))
@QtCore.pyqtSlot(int)
def on_update_frame_size(self, frame_size):
"""update frame size"""
if self.cb_frame_size.findText(str(frame_size)) < 0:
self.cb_frame_size.addItem(str(frame_size))
self.cb_frame_size.setCurrentIndex(
self.cb_frame_size.findText(str(frame_size))
)
@QtCore.pyqtSlot(float)
def on_update_sample_rate(self, sample_rate):
"""update sample rate"""
if self.cb_sample_rate.findText(str(sample_rate)) < 0:
self.cb_sample_rate.addItem(str(sample_rate))
self.cb_sample_rate.setCurrentIndex(
self.cb_sample_rate.findText(str(sample_rate))
)
## gui user input slots - command panel
@QtCore.pyqtSlot(int)
def on_input_cmdpnl_frame_size(self, inp):
try:
self._sim.frame_size = float(self.cb_frame_size.itemText(inp))
finally:
self.cb_frame_size.clearFocus()
self.scene_build_model()
@QtCore.pyqtSlot(int)
def on_input_cmdpnl_sample_rate(self, inp):
try:
self._sim.sample_rate = float(self.cb_sample_rate.itemText(inp))
finally:
self.cb_sample_rate.clearFocus()
self.scene_build_model()
@QtCore.pyqtSlot()
def on_input_cmdpnl_reset(self):
if self._timer.isActive():
self.on_input_cmdpnl_timer()
self._log_model.removeRows(0, self._log_model.rowCount())
self._sim.initialize()
self.scene_build_model()
self.io_build_model()
@QtCore.pyqtSlot()
def on_input_cmdpnl_steps(self):
try:
nframes = int(self.edt_steps.text())
except:
return
# progress dialog for longer stuff
self.progress.reset()
self.progress.setRange(0, nframes)
self.progress.setValue(0)
self.progress.setVisible(True)
for i in xrange(nframes):
self._sim.simulate()
self.progress.setValue(i + 1)
self.progress.reset()
self.progress.setVisible(False)
@QtCore.pyqtSlot()
def on_input_cmdpnl_timer(self):
if self._timer.isActive():
# stop timer
self._timer.stop()
self._set_enabled(True)
self.btn_timer.setText('Start Timer')
self.on_append_log('Timer stopped!')
else:
# start timer
try:
step_size = int(self.edt_timer.text())
self._timer.setInterval(step_size)
except:
return
self._set_enabled(False)
self.btn_timer.setText('Stop Timer')
self.on_append_log('Timer started!')
self._timer.start()
## scene dock slots
@QtCore.pyqtSlot()
def scene_add_neuron_data(self):
try:
# chose files
rval = QtGui.QFileDialog.getOpenFileNames(
self,
'Select one or more archives to open'
)
if len(rval) == 0:
return
rval = map(str, rval)
# progress dialog
self.progress.reset()
self.progress.setRange(0, len(rval))
self.progress.setValue(0)
self.progress.setVisible(True)
# load neuron data
nfiles = self._sim.neuron_data.insert(rval)
self.progress.setValue(self.progress.value() + 1)
self.progress.reset()
self.progress.setVisible(False)
self.scene_build_model()
QtGui.QMessageBox.information(
self,
'Info',
'found %d neuron data archives' % nfiles
)
except:
self.error_dialog()
@QtCore.pyqtSlot()
def scene_add_neuron(self):
try:
# do we have neuron data?
if len(self._sim.neuron_data) == 0:
QtGui.QMessageBox.warning(
self,
'REMINDER',
'No NeuronData loaded! Please load NeuronData first.'
)
return
# user input
dialog = AddNeuronDialog(self, self._sim.neuron_data)
dialog.show()
dialog.raise_()
dialog.activateWindow()
if dialog.exec_() == 0:
return
# build parameters
kwargs = {}
if str(dialog.edt_name.text()) != '':
val = str(dialog.edt_name.text())
kwargs.update(name=val)
if str(dialog.edt_position.text()) != '':
val = map(float, str(dialog.edt_position.text()).split(' '))
kwargs.update(position=val)
if str(dialog.edt_orientation.text()) != '':
val = str(dialog.edt_orientation.text())
if val.lower() == 'false':
val = False
elif val.lower() == 'true':
val = True
else:
val = map(float, val.split(' '))
kwargs.update(orientation=val)
kwargs.update(neuron_data=str(dialog.cb_data.currentText()))
if str(dialog.edt_frate.text()) != '':
val = float(dialog.edt_frate.text())
kwargs.update(rate_of_fire=val)
if str(dialog.edt_ampl.text()) != '':
val = float(dialog.edt_ampl.text())
kwargs.update(amplitude=val)
if str(dialog.edt_cluster.text()) != '':
val = int(dialog.edt_cluster.text())
kwargs.update(cluster=val)
# build neuron
rval = self._sim.register_neuron(**kwargs)
self.scene_build_model()
QtGui.QMessageBox.information(
self,
'Neuron added',
'Neuron: %s\n\nCalled with:\n%s' % (rval, kwargs)
)
except:
self.error_dialog()
@QtCore.pyqtSlot()
def scene_add_recorder(self):
try:
# user input
dialog = AddRecorderDialog(self)
dialog.show()
dialog.raise_()
dialog.activateWindow()
if dialog.exec_() == 0:
return
# build parameters
kwargs = {}
if str(dialog.edt_name.text()) != '':
val = str(dialog.edt_name.text())
kwargs.update(name=val)
if str(dialog.edt_position.text()) != '':
val = map(float, str(dialog.edt_position.text()).split(' '))
kwargs.update(position=val)
if str(dialog.edt_orientation.text()) != '':
val = map(float, str(dialog.edt_orientation.text()).split(' '))
kwargs.update(orientation=val)
if str(dialog.edt_snr.text()) != '':
val = float(dialog.edt_snr.text())
kwargs.update(snr=val)
# build recorder
rval = self._sim.register_recorder(**kwargs)
self.scene_build_model()
QtGui.QMessageBox.information(
self,
'Recorder added',
'Recorder: %s\n\nCalled with:\n%s' % (rval, kwargs)
)
except:
self.error_dialog()
@QtCore.pyqtSlot()
def scene_load(self):
try:
rval = str(QtGui.QFileDialog.getOpenFileName(self))
if rval == '' or rval == 'None' or rval is None:
return
self._sim.scene_config_load(rval)
self.scene_build_model()
except:
self.error_dialog()
@QtCore.pyqtSlot()
def scene_save(self):
try:
rval = str(QtGui.QFileDialog.getSaveFileName(self))
if rval == '' or rval == 'None' or rval is None:
return
self._sim.scene_config_save(rval)
except:
self.error_dialog()
@QtCore.pyqtSlot()
def scene_remove(self):
try:
# get model index
try:
idx = self.tre_scene.selectedIndexes()[0]
sel_node = self._scene_model.itemFromIndex(idx)
except:
return
# find corret parent node
rm_node = None
if sel_node.type() in [1001, 1002]:
rm_node = sel_node
else:
if sel_node.parent() is not None:
if sel_node.parent().type() in [1001, 1002]:
rm_node = sel_node.parent()
if rm_node is None:
return
# find neuron for node
for key, obj in self._sim.items():
if obj.name == str(rm_node.child(0, 1).text()):
break
# remove
if self._sim.remove_object(key) is False:
raise ValueError('deletion was not successfull :(')
self.scene_build_model()
except:
self.error_dialog()
@QtCore.pyqtSlot()
def scene_build_model(self):
try:
# sim
self._trn_sim.removeRows(0, self._trn_sim.rowCount())
self._trn_sim.appendRow([
QtGui.QStandardItem('Name'),
QtGui.QStandardItem(str(self._sim))
])
self._trn_sim.appendRow([
QtGui.QStandardItem('Sample Rate'),
QtGui.QStandardItem(str(self._sim.sample_rate))
])
self._trn_sim.appendRow([
QtGui.QStandardItem('Current Frame'),
QtGui.QStandardItem(str(self._sim.frame))
])
self._trn_sim.appendRow([
QtGui.QStandardItem('Frame Size'),
QtGui.QStandardItem(str(self._sim.frame_size))
])
dbg = QtGui.QStandardItem('#DEBUG#')
for k in self._sim.__dict__.keys():
dbg.appendRow([
QtGui.QStandardItem(str(k)),
QtGui.QStandardItem(str(self._sim.__dict__[k]))
])
self._trn_sim.appendRow(dbg)
# TODO: more usefull infos from sim?!
# neuron data cache
self._trn_ndata.removeRows(0, self._trn_ndata.rowCount())
for k in self._sim.neuron_data.keys():
ndata_node = QtGui.QStandardItem(str(k))
ndata = self._sim.neuron_data[k]
dbg = QtGui.QStandardItem('#DEBUG#')
for key, value in ndata.__dict__.items():
dbg.appendRow([
QtGui.QStandardItem(str(key)),
QtGui.QStandardItem(str(value))
])
ndata_node.appendRow(dbg)
self._trn_ndata.appendRow(ndata_node)
# neurons
self._trn_nrn.removeRows(0, self._trn_nrn.rowCount())
for nrn_key in self._sim.neuron_keys:
n = self._sim[nrn_key]
nrn = NeuronNode(str(n))
self._trn_nrn.appendRow(nrn)
nrn.appendRow([
QtGui.QStandardItem('Name'),
QtGui.QStandardItem(str(n.name))
])
nrn.appendRow([
QtGui.QStandardItem('Ident'),
QtGui.QStandardItem(str(nrn_key))
])
nrn.appendRow([
QtGui.QStandardItem('Position'),
QtGui.QStandardItem(str(n.position))
])
nrn.appendRow([
QtGui.QStandardItem('Orientation'),
QtGui.QStandardItem(str(n.orientation))
])
nrn.appendRow([
QtGui.QStandardItem('Rate of Fire'),
QtGui.QStandardItem(str(n.rate_of_fire))
])
nrn.appendRow([
QtGui.QStandardItem('Amplitude'),
QtGui.QStandardItem(str(n.amplitude))
])
nrn.appendRow([
QtGui.QStandardItem('Active'),
QtGui.QStandardItem(str(n.active))
])
dbg = QtGui.QStandardItem('#DEBUG#')
for k in n.__dict__.keys():
dbg.appendRow([
QtGui.QStandardItem(str(k)),
QtGui.QStandardItem(str(n.__dict__[k]))
])
nrn.appendRow(dbg)
# recorders
self._trn_rec.removeRows(0, self._trn_rec.rowCount())
for rec_key in self._sim.recorder_keys:
r = self._sim[rec_key]
rec = RecorderNode(str(r))
self._trn_rec.appendRow(rec)
rec.appendRow([
QtGui.QStandardItem('Name'),
QtGui.QStandardItem(str(r.name))
])
rec.appendRow([
QtGui.QStandardItem('Ident'),
QtGui.QStandardItem(str(rec_key))
])
rec.appendRow([
QtGui.QStandardItem('Position'),
QtGui.QStandardItem(str(r.position))
])
rec.appendRow([
QtGui.QStandardItem('Orientation'),
QtGui.QStandardItem(str(r.orientation))
])
rec.appendRow([
QtGui.QStandardItem('Active'),
QtGui.QStandardItem(str(r.active))
])
rec.appendRow([
QtGui.QStandardItem('Points'),
QtGui.QStandardItem(str(r.points))
])
dbg = QtGui.QStandardItem('#DEBUG#')
for k in r.__dict__.keys():
dbg.appendRow([
QtGui.QStandardItem(str(k)),
QtGui.QStandardItem(str(r.__dict__[k]))
])
rec.appendRow(dbg)
except:
self.error_dialog()
## output dock slots
@QtCore.pyqtSlot()
def io_restart(self):
try:
self._sim.io_man.initialize()
self.io_build_model()
except:
self.error_dialog()
@QtCore.pyqtSlot()
def io_build_model(self):
try:
self._io_model.clear()
self._io_model.setHorizontalHeaderLabels(['Name', 'Value'])
dbg = QtGui.QStandardItem('#DEBUG#')
for k, v in self._sim.io_man.__dict__.items():
dbg.appendRow([
QtGui.QStandardItem(str(k)),
QtGui.QStandardItem(str(v))
])
self._io_model.appendRow(dbg)
except:
self.error_dialog()
## dialog spawners
@QtCore.pyqtSlot()
def on_about(self):
QtGui.QMessageBox.about(
self,
'About Neural Simulation',
"""
NEURAL SIMULATION
(c) 2010 Philipp Meier
Berlin Institute of Technology
School for Electrical Engineering and Computer Science
Neural Information Processing Group
GNU Public License v3
Software and source code available on request:
pmeier82 [at] googlemail [dot] com
"""
)
@QtCore.pyqtSlot()
def on_about_qt(self):
QtGui.QMessageBox.aboutQt(self)
@QtCore.pyqtSlot()
def comming_soon(self):
QtGui.QMessageBox.information(
self,
'Ooouuups..',
'Coming soon..\n..promissed :-)'
)
def error_dialog(self):
try:
# from debug_helpers import print_top_100
# print_top_100()
ei = sys.exc_info()
QtGui.QMessageBox.critical(
self,
'EXCEPTION',
'\n'.join(traceback.format_exception(*ei))
)
finally:
del ei
sys.exc_clear()
## events
def closeEvent(self, evt):
if self._timer.isActive():
self.on_input_cmdpnl_timer()
self.on_append_log('')
self.on_append_log('..shutting down!')
self._sim.finalize()
QtGui.QMessageBox.information(
self,
'Shutdown',
'Shutdown was successful'
)
## methods private
def _set_enabled(self, toggle=True):
# gui elements to toggle in a list
gui_list = [
self.gb_steps,
self.edt_timer,
self.cb_frame_size,
self.cb_sample_rate
]
gui_list.extend(self.findChildren(QtGui.QDockWidget))
# set enabled state for components
for gui_item in gui_list:
try:
gui_item.setEnabled(toggle)
except:
pass
