def __init__( self, parent = None ):
super(Window, self).__init__( parent )
self.setWindowTitle( 'Interactive Distortion Evolver' )
### Experiment Configuration
# ATW: TODO: When we start getting reasonable distortions, there
# needs to be a method to reload an old population. For now we'll
# always make a new one.
self.experiment_data_dir = "../external/HyperNEAT/NE/HyperNEAT/out/data"
self.date_specifier = datetime.now().strftime("%y%m%d_%H%M%S")
self.image_storage = []
# Initialize HyperNEAT.
neat.initialize()
# See if there is an output directory.
if not os.path.exists(os.getcwd() + "/output"):
os.mkdir(os.getcwd() + "/output")
# Load the image experiment.
self.experiment = neat.setupExperiment(
"%s/ImageExperiment.dat" % self.experiment_data_dir,
"output/imageExp_out_%s.xml" % self.date_specifier )
# Grab the global parameters.
self.globals = neat.getGlobalParameters()
population_size = int(self.globals.getParameterValue('PopulationSize'))
### GUI Configuration
# Set default window size.
self.setFixedSize( 670, 700 )
# Initialize the list view for the distorted images.
lv = QListView( )
lv.setViewMode( QListView.IconMode )
lv.setUniformItemSizes( True )
lv.setSelectionRectVisible( True )
lv.setMovement( QListView.Static )
lv.setSelectionMode( QListView.MultiSelection )
lv.setEditTriggers( QListView.CurrentChanged )
lv.setResizeMode( QListView.Adjust )
lv.setIconSize( QSize(120, 120) )
lv.setMinimumSize( 500, 385 )
lv.setSpacing( 5 )
lv.setEnabled( False )
self.population_list = lv
# Context menu.
lv.setContextMenuPolicy( Qt.CustomContextMenu )
lv.customContextMenuRequested.connect(self.handle_context_menu)
# Create the population model.
pm = PopulationModel( population_size )
self.population_model = pm
lv.setModel( pm )
for i in xrange(population_size):
self.population_model.update_item( i, DummyNetwork( i % 4 + 1 ) )
# Monitor population list selection changes.
lv.selectionModel().selectionChanged.connect(self.handle_listview_change )
# Initialize widgets for displaying the graphic and for choosing
# a new base image.
btn_select_image = QPushButton( "Load Image" )
btn_select_image.released.connect(self.select_image)
lbl_image = QLabel( "Nothing loaded" )
lbl_image.setFixedSize( 120, 120 )
self.original_image_label = lbl_image
image_layout = QVBoxLayout()
image_layout.addWidget( btn_select_image )
image_layout.addWidget( lbl_image )
# Initialize a horizontal layout for the parameters.
gb = QGroupBox( "Evolution Parameters" )
gb.setSizePolicy( QSizePolicy.Expanding, QSizePolicy.Expanding )
tw = QTableWidget( 1, 2 )
tw.setHorizontalHeaderLabels("Parameter;Value".split(';'))
tw.setColumnWidth( 0, 350 )
tw.horizontalHeader().setStretchLastSection( True )
tw.itemChanged.connect(self.handle_parameter_change)
self.parameter_table = tw
tw_layout = QVBoxLayout()
tw_layout.addWidget( tw )
gb.setLayout( tw_layout )
param_layout = QHBoxLayout()
param_layout.addLayout( image_layout )
param_layout.addWidget( gb )
# Grab the global parameters.
parameter_count = self.globals.getParameterCount()
tw.setRowCount( parameter_count )
for p in xrange(parameter_count):
parameter_name = self.globals.getParameterName( p )
tw.model().setData( tw.model().index( p, 0 ), parameter_name )
tw.model().setData( tw.model().index( p, 1 ), self.globals.getParameterValue( parameter_name ) )
index = tw.item( p, 0 )
index.setFlags( index.flags() ^ Qt.ItemIsEditable )
# Initialize a horizontal layout for the evolve button.
btn_evolve = QPushButton( "Shuffle" )
btn_evolve.released.connect(self.evolve_image)
btn_evolve.setEnabled( False )
self.btn_evolve = btn_evolve
self.btn_evolve.setSizePolicy( QSizePolicy.Expanding, QSizePolicy.Preferred )
self.spin_evolve_iterations = QSpinBox()
self.spin_evolve_iterations.setRange( 1, 100 )
self.spin_evolve_iterations.setValue( 1 )
self.cb_cross_correlate = QCheckBox( "X-Corr" )
self.cb_cross_correlate.setChecked( True )
control_layout = QHBoxLayout()
control_layout.addWidget( btn_evolve )
control_layout.addWidget( self.spin_evolve_iterations )
control_layout.addWidget( self.cb_cross_correlate )
# Initialize vertical central layout.
central_layout = QVBoxLayout()
central_layout.addLayout( param_layout )
central_layout.addWidget( lv )
central_layout.addLayout( control_layout )
central_widget = QFrame()
central_widget.setLayout( central_layout )
self.setCentralWidget( central_widget )
# Create a menu
self.image_menu = QMenu("Menu", self)
self.image_menu_save_image = self.image_menu.addAction("Save Selected Images")
self.image_menu_save_network = self.image_menu.addAction("Save Selected Neural Network")
### Initialization
# Handle command line parameters.
if len(sys.argv) >= 2:
self.select_image(sys.argv[1])
# Create progress dialog.
self.progress_dialog = QProgressDialog( self );
self.progress_dialog.setLabelText( "Evolving population..." )
self.progress_dialog.setWindowModality( Qt.WindowModal );
self.progress_dialog.setVisible( False )
self.progress_dialog.setCancelButton( None )
# Start evolver thread.
self.evolve_thread = EvolveThread( self )
self.evolve_thread.finished_job.connect( self.finish_evolution )
self.evolve_thread.update_progress.connect( self.update_evolution_progress )
self.evolve_thread.start()
# Generate first population.
self.population = self.experiment.pythonEvaluationSet()
self.evolve_image()
