class AppWindow(QtGui.QMainWindow, hackYourOwn.Ui_MainWindow,utilitiesClass):
def __init__(self, parent=None,**kwargs):
super(AppWindow, self).__init__(parent)
self.setupUi(self)
self.I=kwargs.get('I',None)
self.setWindowTitle('pyqtgraph example: FlowchartCustomNode')
## Create an empty flowchart with a single input and output
self.fc = Flowchart(terminals={
'dataIn': {'io': 'in'},
})
self.w = self.fc.widget()
self.WidgetLayout.addWidget(self.fc.widget())
self.plot1 = self.add2DPlot(self.ExperimentLayout)
self.plot2 = self.add2DPlot(self.ExperimentLayout)
self.curve1 = self.addCurve(self.plot1)
self.curve2 = self.addCurve(self.plot2)
self.curve1.setData([1,2,3],[5,6,7])
self.library = fclib.LIBRARY.copy() # start with the default node set
self.library.addNodeType(PlotViewNode, [('Display',)])
self.library.addNodeType(CaptureNode, [('Acquire',)])
self.fc.setLibrary(self.library)
## Now we will programmatically add nodes to define the function of the flowchart.
## Normally, the user will do this manually or by loading a pre-generated
## flowchart file.
self.cap = self.fc.createNode('Capture', pos=(0, 0))
self.cap.setI(self.I)
self.v1Node = self.fc.createNode('PlotView', pos=(0, -150))
self.v1Node.setView(self.curve1)
self.v2Node = self.fc.createNode('PlotView', pos=(150, -150))
self.v2Node.setView(self.curve2)
self.fc.connectTerminals(self.fc['dataIn'], self.cap['dataIn'])
self.fc.connectTerminals(self.cap['dataOut'], self.v1Node['data'])
#self.fc.connectTerminals(self.fc['dataIn'], self.v2Node['data'])
self.fc.setInput(dataIn=True)
def run(self):
self.fc.setInput(dataIn=True)
def __del__(self):
#self.looptimer.stop()
print ('bye')
def closeEvent(self, event):
self.finished=True
class AppWindow(QtGui.QMainWindow, hackYourOwn.Ui_MainWindow, utilitiesClass):
def __init__(self, parent=None, **kwargs):
super(AppWindow, self).__init__(parent)
self.setupUi(self)
self.I = kwargs.get('I', None)
self.setWindowTitle('pyqtgraph example: FlowchartCustomNode')
## Create an empty flowchart with a single input and output
self.fc = Flowchart(terminals={
'dataIn': {
'io': 'in'
},
})
self.w = self.fc.widget()
self.WidgetLayout.addWidget(self.fc.widget())
self.plot1 = self.add2DPlot(self.ExperimentLayout)
self.plot2 = self.add2DPlot(self.ExperimentLayout)
self.curve1 = self.addCurve(self.plot1)
self.curve2 = self.addCurve(self.plot2)
self.curve1.setData([1, 2, 3], [5, 6, 7])
self.library = fclib.LIBRARY.copy() # start with the default node set
self.library.addNodeType(PlotViewNode, [('Display', )])
self.library.addNodeType(CaptureNode, [('Acquire', )])
self.fc.setLibrary(self.library)
## Now we will programmatically add nodes to define the function of the flowchart.
## Normally, the user will do this manually or by loading a pre-generated
## flowchart file.
self.cap = self.fc.createNode('Capture', pos=(0, 0))
self.cap.setI(self.I)
self.v1Node = self.fc.createNode('PlotView', pos=(0, -150))
self.v1Node.setView(self.curve1)
self.v2Node = self.fc.createNode('PlotView', pos=(150, -150))
self.v2Node.setView(self.curve2)
self.fc.connectTerminals(self.fc['dataIn'], self.cap['dataIn'])
self.fc.connectTerminals(self.cap['dataOut'], self.v1Node['data'])
#self.fc.connectTerminals(self.fc['dataIn'], self.v2Node['data'])
self.fc.setInput(dataIn=True)
def run(self):
self.fc.setInput(dataIn=True)
def __del__(self):
#self.looptimer.stop()
print('bye')
def closeEvent(self, event):
self.finished = True
def initialize(self):
pvhistory = []
lvhistory = []
n = 0
fc = Flowchart(terminals={'in': {'io': 'out'}, 'op': {'io': 'in'}})
nodeList = fc.nodes()
fc.removeNode(nodeList['Input'])
fc.removeNode(nodeList['Output'])
for i in self.mappings["vgs"]:
vgNode = Node(i, allowRemove=False, allowAddOutput=False)
fc.addNode(vgNode, i, [0, n])
Node.addTerminal(vgNode, 'O', io='out', multi=True)
Node.addTerminal(vgNode, 'I', io='in', multi=True)
for j in self.mappings["mappings"]:
if i == j[1]:
if j[2] not in lvhistory:
lvNode = Node(j[2],
allowRemove=False,
allowAddOutput=False)
fc.addNode(lvNode, j[2], [200, n])
Node.addTerminal(lvNode, 'I', io='in')
try:
fc.connectTerminals(vgNode['O'], lvNode['I'])
except:
pass
#cvar2 = Node.addOutput(vgNode)
#fc.connectTerminals(vgNode['Out'],cvar2)
lvhistory.append(j[2])
else:
pass
if j[0] not in pvhistory:
pvNode = Node(j[0],
allowRemove=False,
allowAddOutput=False)
fc.addNode(pvNode, j[0], [-400, n])
Node.addTerminal(pvNode, 'O', io='out')
try:
fc.connectTerminals(pvNode['O'], vgNode['I'])
except:
pass
#cvar1 = Node.addInput(vgNode)
#fc.connectTerminals(pvNode['Out'], cvar1)
pvhistory.append(j[0])
else:
pass
n = n + 200
#vgNode.ctrls['doubleSpin'].setValue(5)
#lvNode = fc.createNode('PlotWidget', 'lv')
self.layout = QGridLayout()
self.setLayout(self.layout)
self.layout.addWidget(fc.widget())
def __init__(self, parent=None):
super(Demo, self).__init__()
self.setWindowTitle("Fourier Transformation")
self.showFullScreen()
self.layout = QtGui.QGridLayout()
self.setLayout(self.layout)
fc = Flowchart(terminals={
'dataIn': {
'io': 'in'
},
'dataOut': {
'io': 'out'
}
})
self.layout.addWidget(fc.widget(), 0, 0, 2, 1)
pw1 = pg.PlotWidget()
pw2 = pg.PlotWidget()
pw1.getPlotItem().setLabel('left', text='Amplitude')
pw1.getPlotItem().setLabel('bottom', text='Time')
pw2.getPlotItem().setLabel('left', text='Y(freq)')
pw2.getPlotItem().setLabel('bottom', text='F(Hz)')
self.layout.addWidget(pw1, 0, 1)
self.layout.addWidget(pw2, 1, 1)
sampling_rate = 150.0
sampling_interval = 1.0 / sampling_rate
# Abtastfrequenz f = (1/t)
time_vector = np.arange(0, 1, sampling_interval)
signal_frequency = 10
data = np.sin(2 * np.pi * signal_frequency * time_vector)
print data
fc.setInput(dataIn=data)
pw1Node = fc.createNode('PlotWidget', pos=(0, -150))
pw1Node.setPlot(pw1)
pw2Node = fc.createNode('PlotWidget', pos=(150, -150))
pw2Node.setPlot(pw2)
fNode = fc.createNode('AnalyzeNode', pos=(0, 0))
fc.connectTerminals(fc['dataIn'], fNode['dataIn'])
fc.connectTerminals(fc['dataIn'], pw1Node['In'])
fc.connectTerminals(fNode['dataOut'], pw2Node['In'])
fc.connectTerminals(fNode['dataOut'], fc['dataOut'])
def __init__(self, parent=None):
super(Demo, self).__init__()
self.setWindowTitle("Fourier Transformation")
self.showFullScreen()
self.layout = QtGui.QGridLayout()
self.setLayout(self.layout)
fc = Flowchart(terminals={
'dataIn': {'io': 'in'},
'dataOut': {'io': 'out'}
})
self.layout.addWidget(fc.widget(), 0, 0, 2, 1)
pw1 = pg.PlotWidget()
pw2 = pg.PlotWidget()
pw1.getPlotItem().setLabel('left', text='Amplitude')
pw1.getPlotItem().setLabel('bottom', text='Time')
pw2.getPlotItem().setLabel('left', text='Y(freq)')
pw2.getPlotItem().setLabel('bottom', text='F(Hz)')
self.layout.addWidget(pw1, 0, 1)
self.layout.addWidget(pw2, 1, 1)
sampling_rate = 150.0
sampling_interval = 1.0 / sampling_rate; # Abtastfrequenz f = (1/t)
time_vector = np.arange(0, 1, sampling_interval)
signal_frequency = 10
data = np.sin(2 * np.pi * signal_frequency * time_vector)
print data
fc.setInput(dataIn=data)
pw1Node = fc.createNode('PlotWidget', pos=(0, -150))
pw1Node.setPlot(pw1)
pw2Node = fc.createNode('PlotWidget', pos=(150, -150))
pw2Node.setPlot(pw2)
fNode = fc.createNode('AnalyzeNode', pos=(0, 0))
fc.connectTerminals(fc['dataIn'], fNode['dataIn'])
fc.connectTerminals(fc['dataIn'], pw1Node['In'])
fc.connectTerminals(fNode['dataOut'], pw2Node['In'])
fc.connectTerminals(fNode['dataOut'], fc['dataOut'])
def init_filters(self):
## Create flowchart, define input/output terminals
fc = Flowchart(terminals={
'dataIn': {
'io': 'in'
},
'dataOut': {
'io': 'out'
}
})
## Add flowchart control panel to the main window
self.filter_d.layout.addWidget(fc.widget(), 0, 0, 2, 1)
## Add two plot widgets
pw1 = pg.PlotWidget()
pw2 = pg.PlotWidget()
self.filter_d.layout.addWidget(pw1, 0, 1)
self.filter_d.layout.addWidget(pw2, 1, 1)
## generate signal data to pass through the flowchart
data = np.random.normal(size=1000)
data[200:300] += 1
data += np.sin(np.linspace(0, 100, 1000))
data = metaarray.MetaArray(data,
info=[{
'name':
'Time',
'values':
np.linspace(0, 1.0, len(data))
}, {}])
## Feed data into the input terminal of the flowchart
fc.setInput(dataIn=data)
## populate the flowchart with a basic set of processing nodes.
## (usually we let the user do this)
plotList = {'Top Plot': pw1, 'Bottom Plot': pw2}
pw1Node = fc.createNode('PlotWidget', pos=(0, -150))
pw1Node.setPlotList(plotList)
pw1Node.setPlot(pw1)
pw2Node = fc.createNode('PlotWidget', pos=(150, -150))
pw2Node.setPlot(pw2)
pw2Node.setPlotList(plotList)
fNode = fc.createNode('GaussianFilter', pos=(0, 0))
fNode.ctrls['sigma'].setValue(5)
fc.connectTerminals(fc['dataIn'], fNode['In'])
fc.connectTerminals(fc['dataIn'], pw1Node['In'])
fc.connectTerminals(fNode['Out'], pw2Node['In'])
fc.connectTerminals(fNode['Out'], fc['dataOut'])
def __init__(self, imagepath='images/'):
super(FlowChartWidget, self).__init__()
pg.setConfigOption('background', 'w')
pg.setConfigOption('foreground', 'k')
self.imagepath = imagepath
layout = QVBoxLayout()
## Create flowchart, define input/output terminals
fc = Flowchart(terminals={
'dataIn': {'io': 'in'},
'dataOut': {'io': 'out'}
})
w = fc.widget()
layout.addWidget(w)
self.setLayout(layout)
def __init__(self, imagepath='images/'):
super(FlowChartWidget, self).__init__()
pg.setConfigOption('background', 'w')
pg.setConfigOption('foreground', 'k')
self.imagepath = imagepath
layout = QVBoxLayout()
## Create flowchart, define input/output terminals
fc = Flowchart(terminals={
'dataIn': {
'io': 'in'
},
'dataOut': {
'io': 'out'
}
})
w = fc.widget()
layout.addWidget(w)
self.setLayout(layout)
def setup_displaying_of_plots():
"""
setup of all PyQt and PyQtGraph related objects for further use
:return: newly constructed window object, central_widget object,
layout object and flowchart object
"""
win = QtGui.QMainWindow()
win.setWindowTitle("Analyze")
central_widget = QtGui.QWidget()
win.setCentralWidget(central_widget)
layout = QtGui.QGridLayout()
central_widget.setLayout(layout)
fc = Flowchart(terminals={})
layout.addWidget(fc.widget(), 0, 0, 2, 1)
return win, central_widget, layout, fc
class Demo(QtGui.QWidget):
def __init__(self, parent=None):
super(Demo, self).__init__()
self.setWindowTitle("Pointing Device")
self.show()
self.layout = QtGui.QGridLayout()
self.setLayout(self.layout)
self.buffer_amount = 20
self.fc = Flowchart(terminals={
'dataIn': {'io': 'in'},
'dataOut': {'io': 'out'}
})
self.layout.addWidget(self.fc.widget(), 0, 0, 2, 1)
self.configNodes()
self.configScatterPlot()
self.getWiimote()
def getWiimote(self):
if len(sys.argv) == 1:
addr, name = wiimote.find()[0]
elif len(sys.argv) == 2:
addr = sys.argv[1]
name = None
elif len(sys.argv) == 3:
addr, name = sys.argv[1:3]
print("Connecting to %s (%s)" % (name, addr))
self.wiimoteNode.text.setText(addr)
self.wiimoteNode.connect_wiimote()
# create and connect nodes
def configNodes(self):
self.pointVisNode = self.fc.createNode('Vis3D', pos=(-150, 150))
self.wiimoteNode = self.fc.createNode('Wiimote', pos=(0, 0), )
self.bufferNode = self.fc.createNode('Buffer', pos=(0, -150))
self.buffer_amount = self.bufferNode.getBufferSize()
self.fc.connectTerminals(
self.wiimoteNode['irVals'],
self.bufferNode['dataIn'])
self.fc.connectTerminals(
self.bufferNode['dataOut'],
self.pointVisNode['irVals'])
# create and config scatter plot item
def configScatterPlot(self):
gview = pg.GraphicsLayoutWidget()
self.layout.addWidget(gview, 0, 1, 2, 1)
plot = gview.addPlot()
self.scatter = pg.ScatterPlotItem(
size=10, pen=pg.mkPen(None), brush=pg.mkBrush(255, 255, 255, 120))
plot.addItem(self.scatter)
plot.setXRange(-1000, 200)
plot.setYRange(-1000, 200)
def keyPressEvent(self, ev):
if ev.key() == QtCore.Qt.Key_Escape:
self.close()
# do actions in loop
def update(self):
outputValues = self.pointVisNode.outputValues()
isX1Valid = outputValues['irX1'] is not None
isY1Valid = outputValues['irY1'] is not None
isX2Valid = outputValues['irX2'] is not None
isY2Valid = outputValues['irY2'] is not None
if isX1Valid and isX2Valid and isY1Valid and isY2Valid:
distance = self.calcDistance(outputValues)
if distance > 0:
size = 3000 * (1 / distance * 2)
self.scatter.setData(
pos=[[
-outputValues['irX1'],
-outputValues['irY1']],
[-outputValues['irX2'], -outputValues['irY2']]],
size=size, pxMode=True)
# raise or lower buffer amount with +/- keys
if self.wiimoteNode.wiimote is not None:
if self.wiimoteNode.wiimote.buttons['Plus']:
self.buffer_amount += 1
self.bufferNode.setBufferSize(self.buffer_amount)
elif self.wiimoteNode.wiimote.buttons['Minus']:
if self.buffer_amount > 1:
self.buffer_amount -= 1
self.bufferNode.setBufferSize(self.buffer_amount)
pyqtgraph.QtGui.QApplication.processEvents()
# calc distance from wiimote to the two lights
# reference: http://wiiphysics.site88.net/physics.html
def calcDistance(self, outputValues):
x1 = outputValues['irX1']
y1 = outputValues['irY1']
x2 = outputValues['irX2']
y2 = outputValues['irY2']
# init wiimote's camera angles
hfov = 41
vfov = 31
# set constant distance between the two lights
lightDistance = 30
fov = ((hfov / 1024.0) + (vfov / 768.0)) / 2.0
r = math.sqrt(math.pow(x1 - x2, 2) + math.pow(y1 - y2, 2))
alpha = (fov * r) / 4.0
tan = math.tan(math.radians(alpha))
try:
camDistance = lightDistance / (2 * tan)
except:
camDistance = 0
return camDistance
class Demo(QtGui.QWidget):
def __init__(self, parent=None):
super(Demo, self).__init__()
self.setWindowTitle("Pointing Device")
self.show()
self.layout = QtGui.QGridLayout()
self.setLayout(self.layout)
self.fc = Flowchart(terminals={
'dataIn': {
'io': 'in'
},
'dataOut': {
'io': 'out'
}
})
self.layout.addWidget(self.fc.widget(), 0, 0, 2, 1)
self.configNodes()
self.configScatterPlot()
self.getWiimote()
# connect to wiimote and config wiimote node
def getWiimote(self):
if len(sys.argv) == 1:
addr, name = wiimote.find()[0]
elif len(sys.argv) == 2:
addr = sys.argv[1]
name = None
elif len(sys.argv) == 3:
addr, name = sys.argv[1:3]
print("Connecting to %s (%s)" % (name, addr))
self.wiimoteNode.text.setText(addr)
self.wiimoteNode.connect_wiimote()
# create and connect nodes
def configNodes(self):
self.pointVisNode = self.fc.createNode('Vis2D', pos=(-150, 150))
self.wiimoteNode = self.fc.createNode(
'Wiimote',
pos=(0, 0),
)
self.bufferNode = self.fc.createNode('Buffer', pos=(0, -150))
self.buffer_amount = self.bufferNode.getBufferSize()
self.fc.connectTerminals(self.wiimoteNode['irVals'],
self.bufferNode['dataIn'])
self.fc.connectTerminals(self.bufferNode['dataOut'],
self.pointVisNode['irVals'])
# create and config scatter plot item
def configScatterPlot(self):
gview = pg.GraphicsLayoutWidget()
self.layout.addWidget(gview, 0, 1, 2, 1)
plot = gview.addPlot()
self.scatter = pg.ScatterPlotItem(size=10,
pen=pg.mkPen(None),
brush=pg.mkBrush(255, 255, 255, 120))
plot.addItem(self.scatter)
plot.setXRange(-1000, 200)
plot.setYRange(-1000, 200)
def keyPressEvent(self, ev):
if ev.key() == QtCore.Qt.Key_Escape:
self.close()
# do actions in loop
def update(self):
outputValues = self.pointVisNode.outputValues()
if outputValues['irX'] is not None and outputValues['irY'] is not None:
self.scatter.setData(
pos=[[-outputValues['irX'], -outputValues['irY']]])
# raise or lower buffer amount with +/- keys
if self.wiimoteNode.wiimote is not None:
if self.wiimoteNode.wiimote.buttons['Plus']:
self.buffer_amount += 1
self.bufferNode.setBufferSize(self.buffer_amount)
elif self.wiimoteNode.wiimote.buttons['Minus']:
if self.buffer_amount > 1:
self.buffer_amount -= 1
self.bufferNode.setBufferSize(self.buffer_amount)
pyqtgraph.QtGui.QApplication.processEvents()
class Demo(QtGui.QWidget):
def __init__(self, parent=None):
super(Demo, self).__init__()
self.setWindowTitle("Gesture Recognizer")
self.showFullScreen()
self.layout = QtGui.QGridLayout()
self.setLayout(self.layout)
self.fc = Flowchart(terminals={
'dataIn': {
'io': 'in'
},
'dataOut': {
'io': 'out'
}
})
self.layout.addWidget(self.fc.widget(), 0, 0, 2, 1)
self.path = {'x': [], 'y': []}
self.threshold = 50
self.sample_size = 64
self.default_msg = 'No template matched...'
self.error_ir_msg = 'No ir-values received'
self.error_wiimote_msg = 'No wiimote connected'
self.error_template_msg = 'No template could be created'
self.pressed_key = None
self.dollar = Recognizer()
self.config_nodes()
self.config_layout()
self.setup_templates()
self.get_wiimote()
'''
The command-line argument is parsed and used to establish
a connection to the wiimote
'''
def get_wiimote(self):
if len(sys.argv) == 1:
addr, name = wiimote.find()[0]
elif len(sys.argv) == 2:
addr = sys.argv[1]
name = None
elif len(sys.argv) == 3:
addr, name = sys.argv[1:3]
print("Connecting to %s (%s)" % (name, addr))
self.wiimoteNode.text.setText(addr)
self.wiimoteNode.connect_wiimote()
'''
A wiimote node and a buffer node are created as well as a
custom node which returns the position of the most intense
light source detected by the wiimote
'''
def config_nodes(self):
self.wiimoteNode = self.fc.createNode(
'Wiimote',
pos=(0, 0),
)
self.bufferNode = self.fc.createNode('Buffer', pos=(0, -150))
self.pointVisNode = self.fc.createNode('Vis2D', pos=(-150, 150))
self.bufferNode.setBufferSize(4)
self.fc.connectTerminals(self.wiimoteNode['irVals'],
self.bufferNode['dataIn'])
self.fc.connectTerminals(self.bufferNode['dataOut'],
self.pointVisNode['irVals'])
'''
A scatterplot is used to display the infrafred data and a text label
should indicate if the user input matches a predefined template
'''
def config_layout(self):
gview = pg.GraphicsLayoutWidget()
self.layout.addWidget(gview, 0, 1, 2, 1)
self.templatePlot = gview.addPlot()
self.templateScatter = pg.ScatterPlotItem(size=10,
pen=pg.mkPen(None),
brush=pg.mkBrush(
0, 255, 0, 120))
self.templatePlot.addItem(self.templateScatter)
self.templatePlot.setTitle("Template")
self.setRange(self.templatePlot, False)
# self.layout.addWidget(gview, 0, 1, 2, 1)
self.pathPlot = gview.addPlot()
self.pathScatter = pg.ScatterPlotItem(size=10,
pen=pg.mkPen(None),
brush=pg.mkBrush(
255, 255, 255, 120))
self.pathPlot.addItem(self.pathScatter)
self.pathPlot.setTitle("Path")
self.setRange(self.pathPlot, False)
self.label = QtGui.QLabel()
self.label.setText(self.default_msg)
font = QtGui.QFont("Arial")
font.setPointSize(32)
self.label.setFont(font)
self.layout.addWidget(self.label, 2, 1, 1, 1)
'''
Three default templates are added to the recognizer
'''
def setup_templates(self):
circlePoints = [(269, 84), (263, 86), (257, 92), (253, 98), (249, 104),
(245, 114), (243, 122), (239, 132), (237, 142),
(235, 152), (235, 162), (235, 172), (235, 180),
(239, 190), (245, 198), (251, 206), (259, 212),
(267, 216), (275, 218), (281, 222), (287, 224),
(295, 224), (301, 226), (311, 226), (319, 226),
(329, 226), (339, 226), (349, 226), (352, 226),
(360, 226), (362, 225), (366, 219), (367, 217),
(367, 209), (367, 206), (367, 198), (367, 190),
(367, 182), (367, 174), (365, 166), (363, 158),
(359, 152), (355, 146), (353, 138), (349, 134),
(345, 130), (341, 124), (340, 122), (338, 121),
(337, 119), (336, 117), (334, 116), (332, 115),
(331, 114), (327, 110), (325, 109), (323, 109),
(321, 108), (320, 108), (318, 107), (316, 107),
(315, 107), (314, 107), (313, 107), (312, 107),
(311, 107), (310, 107), (309, 106), (308, 106),
(307, 105), (306, 105), (305, 105), (304, 105),
(303, 104), (302, 104), (301, 104), (300, 104),
(299, 103), (298, 103), (296, 102), (295, 101),
(293, 101), (292, 100), (291, 100), (290, 100),
(289, 100), (288, 100), (288, 99), (287, 99),
(287, 99)]
squarePoints = [(193, 123), (193, 131), (193, 139), (195, 151),
(197, 161), (199, 175), (201, 187), (205, 201),
(207, 213), (209, 225), (213, 235), (213, 243),
(215, 251), (215, 254), (217, 262), (217, 264),
(217, 266), (217, 267), (218, 267), (219, 267),
(221, 267), (224, 267), (227, 267), (237, 267),
(247, 265), (259, 263), (273, 261), (287, 261),
(303, 259), (317, 257), (331, 255), (347, 255),
(361, 253), (375, 253), (385, 253), (395, 251),
(403, 249), (406, 249), (408, 249), (408, 248),
(409, 248), (409, 246), (409, 245), (409, 242),
(409, 234), (409, 226), (409, 216), (407, 204),
(407, 194), (405, 182), (403, 172), (403, 160),
(401, 150), (399, 140), (399, 130), (397, 122),
(397, 119), (397, 116), (396, 114), (396, 112),
(396, 111), (396, 110), (396, 109), (396, 108),
(396, 107), (396, 106), (396, 105), (394, 105),
(392, 105), (384, 105), (376, 105), (364, 105),
(350, 107), (334, 109), (318, 111), (306, 113),
(294, 115), (286, 117), (278, 117), (272, 119),
(269, 119), (263, 121), (260, 121), (254, 123),
(251, 123), (245, 125), (243, 125), (242, 125),
(241, 126), (240, 126), (238, 127), (236, 127),
(232, 128), (231, 128), (231, 129), (230, 129),
(228, 129), (227, 129), (226, 129), (225, 129),
(224, 129), (223, 129), (222, 129), (221, 130),
(221, 130)]
trianglePoints = \
[(282, 83), (281, 85), (277, 91), (273, 97),
(267, 105), (261, 113), (253, 123), (243, 133),
(235, 141), (229, 149), (221, 153), (217, 159),
(216, 160), (215, 161), (214, 162), (216, 162),
(218, 162), (221, 162), (227, 164), (233, 166),
(241, 166), (249, 166), (259, 166), (271, 166),
(283, 166), (297, 166), (309, 164), (323, 164),
(335, 162), (345, 162), (353, 162), (361, 160),
(363, 159), (365, 159), (366, 158), (367, 158),
(368, 157), (369, 157), (370, 156), (371, 156),
(371, 155), (372, 155), (372, 153), (372, 152),
(372, 151), (372, 149), (372, 147), (371, 145),
(367, 141), (363, 137), (359, 133), (353, 129),
(349, 125), (343, 121), (337, 119), (333, 115),
(327, 111), (325, 110), (324, 109), (320, 105),
(318, 104), (314, 100), (312, 99), (310, 98),
(306, 94), (305, 93), (303, 92), (301, 91),
(300, 90), (298, 89), (297, 88), (296, 88),
(295, 87), (294, 87), (293, 87), (293, 87)]
self.dollar.addTemplate('circle', circlePoints)
self.dollar.addTemplate('square', squarePoints)
self.dollar.addTemplate('triangle', trianglePoints)
def update(self):
# get biggest light's x/y values
outputValues = self.pointVisNode.outputValues()
if outputValues['irX'] is not None and outputValues['irY'] is not None:
if self.wiimoteNode.wiimote is not None:
if self.wiimoteNode.wiimote.buttons['A']:
# collect values and set state
self.construct_path(outputValues)
self.pressed_key = 'A'
elif self.wiimoteNode.wiimote.buttons['B']:
# collect values and set state
self.construct_path(outputValues)
self.pressed_key = 'B'
elif self.path['x'] is not None and len(self.path['x']) > 0:
# draw path when A or B is released after collecting path
self.draw_path()
else:
self.templateScatter.clear()
self.pathScatter.clear()
self.display_message(self.error_wiimote_msg)
else:
self.templateScatter.clear()
self.pathScatter.clear()
self.display_message(self.error_ir_msg)
# update range to remove old graphics
self.setRange(self.templatePlot, False)
self.setRange(self.pathPlot, False)
pyqtgraph.QtGui.QApplication.processEvents()
'''
The user input is added as a new template
'''
def create_template(self):
points = []
# combine x/y path arrays to one point array
for i in range(0, len(self.path['x'])):
points.append([self.path['x'][i], self.path['y'][i]])
# avoid devision by zero
if len(points) > 3:
# name and add template
name = 'tpl_' + str((len(self.dollar.templates) + 1))
self.label.setText("Created template " + name)
self.dollar.addTemplate(name, points)
else:
self.display_message(self.error_template_msg)
'''
The user input is compared to all available templates and depending
on the accordance a text message is displayed
'''
def compare_template(self):
points = self.combineXYPoints()
# try recognizing points. get name of template that matches most
# and its amount of matching
if len(points) < 3:
self.display_message(self.default_msg)
self.templateScatter.clear()
return
name, score = self.dollar.recognize(points)
score = score * 100
if score > self.threshold:
# template matches good enough
self.display_message(name)
# get template by name
template = [t for t in self.dollar.templates if t.name == name][0]
tpl_points = []
if template.points is None:
# template doesn't match good enough
self.display_message(self.default_msg)
self.templateScatter.clear()
else:
# collect and display template points
for i in range(0, len(template.points)):
tpl_points.append(
[template.points[i].x, template.points[i].y])
# display points
self.templateScatter.addPoints(pos=np.array(tpl_points),
brush=pg.mkBrush(
0, 255, 0, 120))
else:
# template doesn't match good enough
self.display_message(self.default_msg)
self.templateScatter.clear()
'''
The infrafred values are stored in a dictionary
'''
def construct_path(self, irValues):
self.templateScatter.clear()
self.pathScatter.clear()
self.path['x'].append(irValues['irX'])
self.path['y'].append(irValues['irY'])
'''
The stored infrafred values are passed to a scatterplot
'''
def draw_path(self):
path = self.combineXYPoints()
points = []
for i in range(0, len(path)):
points.append(Point(path[i][0], path[i][1]))
# display points
if len(points) >= 3:
points = resample(points, self.sample_size)
if points is not None:
path = []
for i in range(0, len(points)):
path.append([points[i].x, points[i].y])
self.pathScatter.addPoints(pos=np.array(path),
brush=pg.mkBrush(
255, 255, 255, 120))
# handle pressed keys
if self.pressed_key is 'A':
self.compare_template()
elif self.pressed_key is 'B':
self.create_template()
self.path['x'] = []
self.path['y'] = []
self.pressed_key = None
'''
Combine separate x and y point arrays to one nested array
'''
def combineXYPoints(self):
points = []
for i in range(0, len(self.path['x'])):
points.append([self.path['x'][i], self.path['y'][i]])
return points
'''
A text message is passed to a ui label widget
'''
def display_message(self, msg):
self.label.setText(msg)
def keyPressEvent(self, ev):
if ev.key() == QtCore.Qt.Key_Escape:
self.close()
def setRange(self, plot, static):
if static is False:
plot.enableAutoRange(enable=False)
plot.enableAutoRange(enable=True)
else:
plot.setXRange(300, 750)
plot.setYRange(300, 750)
class Demo(QtGui.QWidget):
def __init__(self, parent=None):
super(Demo, self).__init__()
self.setWindowTitle("Wiimote Activity")
self.showFullScreen()
self.layout = QtGui.QGridLayout()
self.setLayout(self.layout)
self.fc = Flowchart(terminals={"dataIn": {"io": "in"}, "dataOut": {"io": "out"}})
self.layout.addWidget(self.fc.widget(), 0, 0, 4, 1)
self.createNodes()
# self.getWiimote()
# connect to wiimote with an address given as argument
def getWiimote(self):
if len(sys.argv) == 1:
addr, name = wiimote.find()[0]
elif len(sys.argv) == 2:
addr = sys.argv[1]
name = None
elif len(sys.argv) == 3:
addr, name = sys.argv[1:3]
print ("Connecting to %s (%s)" % (name, addr))
self.wiimoteNode.text.setText(addr)
self.wiimoteNode.connect_wiimote()
def update(self):
outputValues = self.activityNode.outputValues()
if outputValues["activity"] is not None:
self.label.setText(outputValues["activity"])
pg.QtGui.QApplication.processEvents()
# create and config the nodes needed to recognize activities
def createNodes(self):
pwX = pg.PlotWidget()
pwY = pg.PlotWidget()
pwZ = pg.PlotWidget()
pwX.getPlotItem().hideAxis("bottom")
pwX.setYRange(300, 700)
pwY.getPlotItem().hideAxis("bottom")
pwY.setYRange(300, 700)
pwZ.getPlotItem().hideAxis("bottom")
pwZ.setYRange(300, 700)
self.label = QtGui.QLabel()
self.label.setText("No activity yet...")
font = QtGui.QFont("Arial")
font.setPointSize(32)
self.label.setFont(font)
self.layout.addWidget(pwX, 0, 1)
self.layout.addWidget(pwY, 1, 1)
self.layout.addWidget(pwZ, 2, 1)
self.layout.addWidget(self.label, 3, 1)
pwXNode = self.fc.createNode("PlotWidget", pos=(-150, -150))
pwXNode.setPlot(pwX)
pwYNode = self.fc.createNode("PlotWidget", pos=(0, -150))
pwYNode.setPlot(pwY)
pwZNode = self.fc.createNode("PlotWidget", pos=(150, -150))
pwZNode.setPlot(pwZ)
self.activityNode = self.fc.createNode("ClassifierNode", pos=(0, 150))
"""
self.wiimoteNode = self.fc.createNode('Wiimote', pos=(-300, 0))
self.bufferXNode = self.fc.createNode('Buffer', pos=(-150, -300))
self.bufferYNode = self.fc.createNode('Buffer', pos=(0, -300))
self.bufferZNode = self.fc.createNode('Buffer', pos=(150, -300))
self.fc.connectTerminals(
self.wiimoteNode['accelX'], self.bufferXNode['dataIn'])
self.fc.connectTerminals(
self.wiimoteNode['accelY'], self.bufferYNode['dataIn'])
self.fc.connectTerminals(
self.wiimoteNode['accelZ'], self.bufferZNode['dataIn'])
self.fc.connectTerminals(self.bufferXNode['dataOut'], pwXNode['In'])
self.fc.connectTerminals(self.bufferYNode['dataOut'], pwYNode['In'])
self.fc.connectTerminals(self.bufferZNode['dataOut'], pwZNode['In'])
self.fc.connectTerminals(
self.bufferXNode['dataOut'], self.activityNode['accelX'])
self.fc.connectTerminals(
self.bufferYNode['dataOut'], self.activityNode['accelY'])
self.fc.connectTerminals(
self.bufferZNode['dataOut'], self.activityNode['accelZ'])
"""
def keyPressEvent(self, ev):
if ev.key() == QtCore.Qt.Key_Escape:
self.close()
class Demo(QtGui.QWidget):
def __init__(self, parent=None):
super(Demo, self).__init__()
self.setWindowTitle("Plotting the Wiimote")
self.showFullScreen()
self.layout = QtGui.QGridLayout()
self.setLayout(self.layout)
self.flowchart = Flowchart(terminals={
'xDataIn': {'io': 'in'},
'yDataIn': {'io': 'in'},
'zDataIn': {'io': 'in'},
'xDataOut': {'io': 'out'},
'yDataOut': {'io': 'out'},
'zDataOut': {'io': 'out'}
})
self.layout.addWidget(self.flowchart.widget(), 0, 0, 3, 1)
fclib.registerNodeType(WiimoteNode, [('Display',)])
self.wii_node = self.flowchart.createNode('Wiimote', pos=(0, 0))
self.axes = ['x', 'y', 'z']
# positions for all nodes; order:
# raw_node xpos, raw_node ypos, filtered_node xpos, filtered_node ypos,
# filter_node xpos, filter_node ypos
self.positions = {
'x': [-450, -350, -300, -350, -375, -150],
'y': [-150, -350, 0, -350, -75, -150],
'z': [150, -350, 300, -350, 225, -150],
}
# create, style, config and connect the elements for every axis
for axis in self.axes:
index = self.axes.index(axis)
plot_raw = pyqtgraph.PlotWidget()
plot_filtered = pyqtgraph.PlotWidget()
# add widget for this axis in next row
self.layout.addWidget(plot_filtered, index, 2, 1, 2)
self.configPlotItems(axis, plot_raw, plot_filtered)
self.createNodes(axis, plot_raw, plot_filtered)
self.connectNodes(axis)
pyqtgraph.setConfigOptions(antialias=True)
self.flowchart.setInput(xDataIn=0)
self.flowchart.setInput(yDataIn=0)
self.flowchart.setInput(zDataIn=0)
# create raw, filter and filtered node
def createNodes(self, axis, plot_raw, plot_filtered):
# create filtered node
self.plot_filtered_node = self.flowchart.createNode(
'PlotWidget', pos=(
self.positions[axis][2],
self.positions[axis][3]))
self.plot_filtered_node.setPlot(plot_filtered)
# create gaussian filter
self.filter_node = self.flowchart.createNode(
'GaussianFilter', pos=(
self.positions[axis][4],
self.positions[axis][5]))
self.filter_node.ctrls['sigma'].setValue(5)
# connect nodes: flowchart -> wiinode -> plot_raw + filter_node
# -> filtered_node
def connectNodes(self, axis):
self.flowchart.connectTerminals(
self.flowchart[axis + 'DataIn'], self.wii_node[axis + 'DataIn'])
self.flowchart.connectTerminals(
self.wii_node[axis + 'DataOut'], self.filter_node['In'])
self.flowchart.connectTerminals(
self.filter_node['Out'], self.plot_filtered_node['In'])
#self.flowchart.connectTerminals(
# self.filter_node['Out'], self.flowchart[axis + 'DataOut'])
# config plot items
def configPlotItems(self, axis, plot_raw, plot_filtered):
plot_raw.getPlotItem().setTitle("The " + axis + " Accelerometer")
plot_raw.getPlotItem().setMenuEnabled(False)
plot_raw.getPlotItem().setClipToView(False)
plot_raw.getPlotItem().hideAxis('bottom')
plot_raw.getPlotItem().showGrid(x=True, y=True, alpha=0.5)
plot_filtered.getPlotItem().setTitle(
"The " + axis + " Accelerometer - Filtered")
plot_filtered.getPlotItem().setMenuEnabled(False)
plot_filtered.getPlotItem().setClipToView(False)
plot_filtered.getPlotItem().hideAxis('bottom')
plot_filtered.getPlotItem().showGrid(x=True, y=True, alpha=0.5)
def updateValues(self, x, y, z):
self.flowchart.setInput(xDataIn=x)
self.flowchart.setInput(yDataIn=y)
self.flowchart.setInput(zDataIn=z)
pyqtgraph.QtGui.QApplication.processEvents()
def keyPressEvent(self, ev):
if ev.key() == QtCore.Qt.Key_Escape:
self.close()
class ModelWindow(QtWidgets.QMainWindow, Ui_ModelWindow): #模型界面对应的类
def __init__(self):
super(ModelWindow, self).__init__()
self.setupUi(self)
self.global_id = 0 #每个层对应的唯一ID，用于基于DAG图的校验和代码生成
self.nodes = dict() #所有层的信息
self.id_name = dict() #ID-名字映射
self.name_id = dict() #名字-ID映射
self.net = nx.DiGraph() #图，节点为层的ID
self.library = fclib.LIBRARY.copy()
self.library.addNodeType(CovNode, [('CovNode', )])
self.library.addNodeType(PoolNode, [('PoolNode', )])
self.library.addNodeType(LinearNode, [('LinearNode', )])
self.library.addNodeType(ConcatNode, [('ConcatNode', )])
self.library.addNodeType(Concat1dNode, [('Concat1dNode', )])
self.library.addNodeType(SoftmaxNode, [('SoftmaxNode', )])
self.library.addNodeType(LogSoftmaxNode, [('LogSoftmaxNode', )])
self.library.addNodeType(BachNorm1dNode, [('BachNorm1dNode', )])
self.library.addNodeType(BachNorm2dNode, [('BachNorm2dNode', )])
self.library.addNodeType(AddNode, [('ResAddNode', )])
self.library.addNodeType(IdentityNode, [('IdentityNode', )])
self.type_name = {
2: 'Cov2d',
3: 'Pool2d',
4: 'Linear',
5: 'Softmax',
6: 'LogSoftmax',
7: 'BachNorm1d',
8: 'BachNorm2d',
9: 'Res_Add',
10: 'Concat2d',
11: 'Concat1d',
12: 'Identity'
}
self.fc = Flowchart() #模型可视化的流程图，对应FlowChart按钮
self.fc.setLibrary(self.library) #引入FCNodes.py中定义的Node
self.outputs = list() #模型所有输出
w = self.fc.widget()
self.fc_inputs = dict() #self.fc流程图的输入
main_widget = QWidget()
main_layout = QGridLayout()
main_widget.setLayout(main_layout)
self.detail = QTreeWidget()
self.detail.setColumnCount(2)
self.detail.setHeaderLabels(["属性", "值"])
self.root = QTreeWidgetItem(self.detail)
self.root.setText(0, "所有属性")
main_layout.addWidget(self.fc.widget(), 0, 0, 1, 2)
main_layout.addWidget(self.detail, 0, 2)
self.setCentralWidget(main_widget)
def add_layer(self): #用于弹出“层-新建”动作对应的层操作界面
self.addlayer_window = AddLayerWindow()
self.addlayer_window.datasignal.connect(self.accept_layer)
self.addlayer_window.show()
def modifiey_layer(self): #用于弹出“层-更改”动作对应的层操作界面
self.addlayer_window = AddLayerWindow()
self.addlayer_window.datasignal.connect(self.accept_layer)
self.addlayer_window.layertype.addItem("恒等层(Identity)")
self.addlayer_window.show()
def clear(self): #对应“层-清除”，清除当前模型
self.fc.clear()
self.id_name = dict()
self.name_id = dict()
self.nodes = dict()
self.net = nx.DiGraph()
self.fc.clear()
self.fc_inputs = dict()
self.global_id = 0
self.outputs = list()
self.detail.clear()
self.detail.setColumnCount(2)
self.detail.setHeaderLabels(["属性", "值"])
self.root = QTreeWidgetItem(self.detail)
self.root.setText(0, "所有属性")
def to_train(self): #对应“功能-训练”动作，跳转到训练界面
self.train_window = TrainWindow()
self.train_window.show()
def to_test(self): #对应“功能-测试”动作，跳转到测试界面
self.test_window = TestWindow()
self.test_window.show()
def accept_layer(self, data): #接收层操作界面中信号的槽函数，接收层操作界面传来的数据并显示在该界面上
reset_flag = False
if not data['type'] in [1, 12]: #对输入层和恒等层不检查输入
inputs = data['input'].split(";")
data['input'] = list()
for i in range(len(inputs)): #判断连接是否合法
try:
name = inputs[i]
layer = self.name_id[name]
if data['type'] == 3 and (self.nodes[inputs[i]]['type']
not in [2, 8, 9, 10]):
QMessageBox.warning(self, "错误",
"输入：{}层类型不合法".format(inputs[i]))
return 0
elif (data['type'] in [
5, 6, 7, 11
]) and (self.nodes[inputs[i]]['type'] not in [4, 7, 11]):
QMessageBox.warning(self, "错误",
"输入：{}层类型不合法".format(inputs[i]))
return 0
elif (data['type']
in [2, 8, 10]) and (self.nodes[inputs[i]]['type']
not in [1, 2, 3, 8, 9, 10]):
QMessageBox.warning(self, "错误",
"输入：{}层类型不合法".format(inputs[i]))
return 0
data['input'].append(layer) #将input中的层名替换为对应的ID
except:
QMessageBox.warning(self, "错误",
"输入来自未生成的层：{}".format(inputs[i]))
return 0
else:
data['input'] = list()
if data['type'] == 9: #残差连接层判断两个输入size是否相同
layer_id = data['input'][0]
cur_size = self.nodes[self.id_name[layer_id]]['para']['out_size']
for layer_id in data['input']:
layer = self.nodes[self.id_name[layer_id]]
if layer['para']['out_size'] != cur_size:
QMessageBox.warning(self, "错误", "输入尺寸不匹配")
return 0
if data['name'] in self.name_id.keys(): #替换同名层的情形
id = self.name_id[data['name']]
for input_id in data['input']:
if input_id >= id:
QMessageBox.warning(self, "错误", "输入来自后继层")
return 0
if data['type'] == 12:
data['para']['former_type'] = self.nodes[data['name']]['type']
if len(data['input']) == 0:
data['input'].append(self.nodes[data['name']]['input'][0])
self.net.remove_node(id)
self.net.add_node(id)
for i in data['input']:
self.net.add_edge(i, id)
self.fc.removeNode(self.fc.nodes()[data['name']])
data['ID'] = id
reset_flag = True
else: #新建层
data['ID'] = self.global_id
self.name_id[data['name']] = self.global_id
self.id_name[self.global_id] = data['name']
self.net.add_node(self.global_id)
for i in data['input']:
self.net.add_edge(i, self.global_id)
self.global_id += 1
self.nodes[data['name']] = data
if data['type'] == 1: #输入层对应的流程图操作
self.fc.addInput(data['name'])
self.fc_inputs[data['name']] = data['para']['out_size']
self.fc.setInput(**self.fc_inputs)
elif data['type'] in [9, 10, 11]: #concat2D、concat1D和残差连接层的流程图操作
node = self.fc.createNode(
self.type_name[data['type']],
name=data['name'],
pos=(data['input'][0] * 120,
(data['ID'] - data['input'][0]) * 150 - 500))
node.setPara(data['para'])
node.setView(self.root)
for i in data['input']:
in_name = self.id_name[i]
in_size = self.nodes[in_name]['para']['out_size']
node.addInput(in_name)
if self.nodes[in_name]['type'] == 1:
self.fc.connectTerminals(self.fc[in_name], node[in_name])
else:
self.fc.connectTerminals(
self.fc.nodes()[in_name]['dataOut'], node[in_name])
if data['isoutput']:
self.fc.addOutput(data['name'])
self.fc.connectTerminals(node['dataOut'],
self.fc[data['name']])
else: #其他层的流程图操作
node = self.fc.createNode(
self.type_name[data['type']],
name=data['name'],
pos=(data['input'][0] * 120,
(data['ID'] - data['input'][0]) * 150 - 500))
node.setPara(data['para'])
node.setView(self.root)
if self.nodes[self.id_name[data['input'][0]]]['type'] == 1:
self.fc.connectTerminals(
self.fc[self.id_name[data['input'][0]]], node['dataIn'])
else:
self.fc.connectTerminals(
self.fc.nodes()[self.id_name[data['input'][0]]]['dataOut'],
node['dataIn'])
if data['isoutput']:
self.fc.addOutput(data['name'])
self.fc.connectTerminals(node['dataOut'],
self.fc[data['name']])
if data['isoutput']: #添加流程图输出
self.outputs.append(data['ID'])
if reset_flag: #对替换的层恢复后向的连接
for everynode in self.nodes.values():
if data['ID'] in everynode['input']:
out_terminal = node.outputs()['dataOut']
if everynode['type'] in [9, 10, 11]:
in_terminal = self.fc.nodes()[
everynode['name']].inputs()[data['name']]
else:
in_terminal = self.fc.nodes()[
everynode['name']].inputs()['dataIn']
self.fc.connectTerminals(in_terminal, out_terminal)
self.net.add_edge(data['ID'], everynode['ID'])
def export_file(self): #导出pytorch脚本
filename, _ = QFileDialog.getSaveFileName(self, '导出模型', 'C:\\',
'Python Files (*.py)')
if filename is None or filename == "":
return 0
filedir, filename_text = os.path.split(filename)
filename_text = filename_text.split(".")[0]
if self.check() == 0:
QMessageBox.warning(self, "错误", "出现size<=0或模型没有输出")
return 0
sort = list(nx.topological_sort(self.net))
content = list()
for id in sort:
content.append(self.nodes[self.id_name[id]])
with open(filedir + '/' + filename_text + ".json", 'w') as f1:
json.dump(content, f1)
with open(filename, 'w') as f:
space = " "
f.write(
'import torch\nimport torch.nn as nn\nimport torch.nn.functional as F\n'
)
f.write("class Net(nn.Module):\n")
f.write(space + "def __init__(self):\n")
f.write(space * 2 +
"super(Net, self).__init__()\n") #一下为__init__函数
for id in sort:
name = self.id_name[id]
layer = self.nodes[name]
if layer['type'] == 2:
f.write(space * 2 + "self." + layer['name'] +
" = nn.Conv2d(")
f.write(str(layer['para']['in_size'][0])+","+str(layer['para']['outchannels'])+","\
+str(layer['para']['kernel']))
for k, v in layer['para'].items():
if k in [
'stride', 'padding', 'dilation', 'bias',
'padding_mode'
] and v is not None:
f.write("," + k + "=" + str(v))
f.write(")\n")
elif layer['type'] == 12:
f.write(space * 2 +
"self.{} = nn.Identity()\n".format(name))
elif layer['type'] == 3:
if layer['para']['type'] == "max":
f.write(space * 2 + "self." + layer['name'] +
" = nn.MaxPool2d(")
f.write(str(layer['para']['kernel']))
for k, v in layer['para'].items():
if k in ['stride', 'padding'] and v is not None:
f.write("," + k + "=" + str(v))
elif layer['para']['type'] == "average":
f.write(space * 2 + "self." + layer['name'] +
" = nn.AvgPool2d(")
f.write(str(layer['para']['kernel']))
for k, v in layer['para'].items():
if k in ['stride', 'padding'] and v is not None:
f.write("," + k + "=" + str(v))
else:
f.write(space * 2 + "self." + layer['name'] +
" = nn.LPPool2d(")
f.write(str(layer['para']['power']) + ",")
f.write(str(layer['para']['kernel']))
for k, v in layer['para'].items():
if k == 'stride' and v is not None:
f.write("," + k + "=" + str(v))
f.write(")\n")
elif layer['type'] == 4:
f.write(space * 2 + "self." + layer['name'] +
" = nn.Linear(")
f.write(str(layer['para']['in_size']) + ",")
f.write(str(layer['para']['out_features']) + ",")
f.write("bias=" + str(layer['para']['bias']))
f.write(")\n")
elif layer['type'] == 7:
f.write(space * 2 + "self." + layer['name'] +
" = nn.BatchNorm1d(")
f.write(str(layer['para']['in_size']) + ",")
f.write("eps=" + str(layer['para']['eps']) + ",")
f.write("momentum=" + str(layer['para']['momentum']) + ",")
f.write("affine=" + str(layer['para']['affine']) + ",")
f.write("track_running_stats=" +
str(layer['para']['track_running_stats']) + ")\n")
elif layer['type'] == 8:
f.write(space * 2 + "self." + layer['name'] +
" = nn.BatchNorm2d(")
f.write(str(layer['para']['in_size'][0]) + ",")
f.write("eps=" + str(layer['para']['eps']) + ",")
f.write("momentum=" + str(layer['para']['momentum']) + ",")
f.write("affine=" + str(layer['para']['affine']) + ",")
f.write("track_running_stats=" +
str(layer['para']['track_running_stats']) + ")\n")
#以下为forward函数
f.write(space + "def forward(self")
for input in self.fc_inputs.keys():
f.write("," + input)
f.write("):\n")
return_layers = list()
for layer_id in sort:
layer = self.nodes[self.id_name[layer_id]]
if layer['type'] == 2 or layer['type'] == 4:
f.write(space * 2 + layer['name'] + " = ")
if layer['type'] == 4:
input_name = self.id_name[layer['input'][0]]
inner_str = "self.{0}({1}.view({1}.size()[0], -1))".format(
layer['name'], input_name)
else:
inner_str = "self." + layer[
'name'] + "(" + self.id_name[layer['input']
[0]] + ")"
if layer['para']['activate'] != "None":
if layer['para']['activate'] in ['tanh', 'sigmoid']:
tmp = "torch." + layer['para'][
'activate'] + "({})".format(inner_str)
else:
tmp = "F." + layer['para'][
'activate'] + "({})".format(inner_str)
inner_str = tmp
if layer['para']['dropout']:
tmp = "F.dropout({}, p=".format(inner_str) + str(
layer['para']['dropout_radio']) + ")"
inner_str = tmp
f.write(inner_str)
f.write("\n")
elif layer['type'] in [3, 7, 8]:
f.write(
space * 2 + layer['name'] + " = self.{}({})\n".format(
layer['name'], self.id_name[layer['input'][0]]))
elif layer['type'] == 5:
f.write(space * 2 + layer['name'] +
" = F.softmax({}, dim=1)\n".format(self.id_name[
layer['input'][0]]))
elif layer['type'] == 6:
f.write(space * 2 + layer['name'] +
" = F.log_softmax({}, dim=1)\n".format(
self.id_name[layer['input'][0]]))
elif layer['type'] == 9:
f.write(space * 2 + layer['name'] + " = ")
for i in range(len(layer['input']) - 1):
f.write(self.id_name[layer['input'][i]] + "+")
f.write(self.id_name[layer['input'][len(layer['input']) -
1]] + "\n")
elif layer['type'] == 10:
layers_to_cat = list()
for input_id in layer['input']:
input_name = self.id_name[input_id]
input_layer = self.nodes[input_name]
layers_to_cat.append(input_name)
pad_up, pad_down, pad_left, pad_right = 0, 0, 0, 0
if input_layer['para']['out_size'][1] != layer['para'][
'out_size'][1]:
rest = (layer['para']['out_size'][1] -
input_layer['para']['out_size'][1]) / 2
if rest != int(rest):
pad_up, pad_down = int(rest), int(rest) + 1
else:
pad_up, pad_down = int(rest), int(rest)
if input_layer['para']['out_size'][2] != layer['para'][
'out_size'][2]:
rest = (layer['para']['out_size'][2] -
input_layer['para']['out_size'][2]) / 2
if rest != int(rest):
pad_left, pad_right = int(rest), int(rest) + 1
else:
pad_left, pad_right = int(rest), int(rest)
pad = (pad_left, pad_right, pad_up, pad_down)
f.write(space*2+input_name+" = F.pad({}, ({}, {}, {}, {}))\n".format(input_name,\
pad_left, pad_right, pad_up, pad_down))
f.write(space * 2 + layer['name'] +
" = torch.cat([{}], 1)\n".format(",".join(
layers_to_cat)))
elif layer['type'] == 11:
layers_to_cat = list()
for input_id in layer['input']:
input_name = self.id_name[input_id]
layers_to_cat.append(input_name)
f.write(space * 2 + layer['name'] +
" = torch.cat([{}], 1)\n".format(",".join(
layers_to_cat)))
elif layer['type'] == 12:
f.write(
space * 2 + layer['name'] + " = self.{}({})\n".format(
layer['name'], self.id_name[layer['input'][0]]))
if layer['isoutput']:
return_layers.append(layer['name'])
if len(return_layers) > 1:
f.write(space * 2 +
"return {}\n".format(",".join(return_layers)))
else:
f.write(space * 2 + "return {}".format(return_layers[0]))
def check(self): #基于DAG的校验
if len(self.outputs) == 0:
QMessageBox.warning(self, "错误", "模型没有输出")
return 0
for item in self.nodes.values():
if type(item['para']['out_size']) is int:
if item['para']['out_size'] <= 0:
QMessageBox.warning(self, "错误",
"{}层输出尺寸为负数或0".format(item['name']))
return 0
else:
for size in item['para']['out_size']:
if size <= 0:
QMessageBox.warning(
self, "错误", "{}层输出尺寸为负数或0".format(item['name']))
return 0
def import_file(self): #导入json文件重建模型
filename, _ = QFileDialog.getOpenFileName(self, '导入模型', 'C:\\',
'JSON Files (*.json)')
if filename is None or filename == "":
return 0
d_json = json.load(open(filename, 'r'))
self.id_name = dict()
self.name_id = dict()
self.nodes = dict()
self.net = nx.DiGraph()
self.fc.clear()
self.fc_inputs = dict()
self.global_id = 0
self.outputs = list()
self.detail.clear()
self.detail.setColumnCount(2)
self.detail.setHeaderLabels(["属性", "值"])
self.root = QTreeWidgetItem(self.detail)
self.root.setText(0, "所有属性")
for data in d_json:
self.id_name[data['ID']] = data['name']
self.name_id[data['name']] = data['ID']
self.nodes[data['name']] = data
self.net.add_node(data['ID'])
for i in data['input']:
self.net.add_edge(i, data['ID'])
if data['type'] == 1:
if not data['name'] in self.fc.inputs().keys():
self.fc.addInput(data['name'])
self.fc_inputs[data['name']] = data['para']['out_size']
self.fc.setInput(**self.fc_inputs)
elif data['type'] in [9, 10, 11]:
node = self.fc.createNode(
self.type_name[data['type']],
name=data['name'],
pos=(data['input'][0] * 120,
(data['ID'] - data['input'][0]) * 150 - 500))
node.setPara(data['para'])
node.setView(self.root)
for i in data['input']:
in_name = self.id_name[i]
in_size = self.nodes[in_name]['para']['out_size']
node.addInput(in_name)
if self.nodes[in_name]['type'] == 1:
self.fc.connectTerminals(self.fc[in_name],
node[in_name])
else:
self.fc.connectTerminals(
self.fc.nodes()[in_name]['dataOut'], node[in_name])
if data['isoutput']:
if not data['name'] in self.fc.outputs().keys():
self.fc.addOutput(data['name'])
self.fc.connectTerminals(node['dataOut'],
self.fc[data['name']])
else:
node = self.fc.createNode(
self.type_name[data['type']],
name=data['name'],
pos=(data['input'][0] * 120,
(data['ID'] - data['input'][0]) * 150 - 500))
node.setPara(data['para'])
node.setView(self.root)
if self.nodes[self.id_name[data['input'][0]]]['type'] == 1:
self.fc.connectTerminals(
self.fc[self.id_name[data['input'][0]]],
node['dataIn'])
else:
self.fc.connectTerminals(
self.fc.nodes()[self.id_name[data['input'][0]]]
['dataOut'], node['dataIn'])
if data['isoutput']:
if not data['name'] in self.fc.outputs().keys():
self.fc.addOutput(data['name'])
self.fc.connectTerminals(node['dataOut'],
self.fc[data['name']])
if data['isoutput']:
self.outputs.append(data['ID'])
def main():
addr_hard = 'B8:AE:6E:1B:5B:03'
name_hard = 'Nintendo RVL-CNT-01-TR'
input("Press the 'sync' button on the back of your Wiimote Plus " +
"or buttons (1) and (2) on your classic Wiimote.\n" +
"Press <return> once the Wiimote's LEDs start blinking.")
# use hardcoded addr if no parameters were given
# for easier testing
if len(sys.argv) == 1:
addr = addr_hard
name = name_hard
elif len(sys.argv) == 2:
addr = sys.argv[1]
name = None
print(("Connecting to %s (%s)" % (name, addr)))
# Initializing UI
app = QtGui.QApplication([])
win = QtGui.QMainWindow()
win.setWindowTitle('Analyze.py')
cw = QtGui.QWidget()
win.setCentralWidget(cw)
layout = QtGui.QGridLayout()
layout.setRowStretch(0, 2)
cw.setLayout(layout)
# Create an empty flowchart with a single input and output
fc = Flowchart(terminals={
})
w = fc.widget()
layout.addWidget(w, 0, 0, 2, 1)
# Init WiimoteNode and connect Wiimote via bluetooth
wiimoteNode = fc.createNode('Wiimote', pos=(-300, 0))
wiimoteNode.text.setText(addr)
wiimoteNode.connect_wiimote()
# X-Axis Plot
bufferNode1 = fc.createNode('Buffer', pos=(0, -200))
pw1 = pg.PlotWidget()
layout.addWidget(pw1, 0, 1)
pw1.setYRange(0, 1024)
pw1Node = fc.createNode('PlotWidget', pos=(150, -200))
pw1Node.setPlot(pw1)
fc.connectTerminals(wiimoteNode['accelX'], bufferNode1['dataIn'])
fc.connectTerminals(bufferNode1['dataOut'], pw1Node['In'])
# Y-Axis Plot
bufferNode2 = fc.createNode('Buffer', pos=(0, -50))
pw2 = pg.PlotWidget()
layout.addWidget(pw2, 0, 2)
pw2.setYRange(0, 1024)
pw2Node = fc.createNode('PlotWidget', pos=(150, -50))
pw2Node.setPlot(pw2)
fc.connectTerminals(wiimoteNode['accelY'], bufferNode2['dataIn'])
fc.connectTerminals(bufferNode2['dataOut'], pw2Node['In'])
# Z-Axis Plot
bufferNode3 = fc.createNode('Buffer', pos=(0, 100))
pw3 = pg.PlotWidget()
layout.addWidget(pw3, 0, 3)
pw3.setYRange(0, 1024)
pw3Node = fc.createNode('PlotWidget', pos=(150, 100))
pw3Node.setPlot(pw3)
fc.connectTerminals(wiimoteNode['accelZ'], bufferNode3['dataIn'])
fc.connectTerminals(bufferNode3['dataOut'], pw3Node['In'])
# Normalvector
normalNode = fc.createNode('Normalvector', pos=(-150, 250))
curveNode = fc.createNode('PlotCurve', pos=(0, 250))
pw4 = pg.PlotWidget()
pw4.setYRange(-2, 2)
pw4.setXRange(-2, 2)
layout.addWidget(pw4, 1, 1, 1, 3)
pw4Node = fc.createNode('PlotWidget', pos=(150, 250))
pw4Node.setPlot(pw4)
fc.connectTerminals(wiimoteNode['accelX'], normalNode['accelX'])
fc.connectTerminals(wiimoteNode['accelZ'], normalNode['accelZ'])
fc.connectTerminals(normalNode['normalX'], curveNode['x'])
fc.connectTerminals(normalNode['normalY'], curveNode['y'])
fc.connectTerminals(curveNode['plot'], pw4Node['In'])
# Lognode
logNode = fc.createNode('Log', pos=(-150, -300))
fc.connectTerminals(wiimoteNode['accelX'], logNode['accelX'])
fc.connectTerminals(wiimoteNode['accelY'], logNode['accelY'])
fc.connectTerminals(wiimoteNode['accelZ'], logNode['accelZ'])
win.show()
if (sys.flags.interactive != 1) or not hasattr(QtCore, 'PYQT_VERSION'):
QtGui.QApplication.instance().exec_()
class Pointer(QtGui.QWidget):
'''
This class reads WiiMote IR data and provides
them on output.
'''
def __init__(self, useWiiMote, parent=None):
super(Pointer, self).__init__()
self.useWiiMote = useWiiMote
self.layout = QtGui.QGridLayout()
self.setLayout(self.layout)
self.buffer_amount = 20
self.fc = Flowchart(terminals={
'dataIn': {
'io': 'in'
},
'dataOut': {
'io': 'out'
}
})
self.layout.addWidget(self.fc.widget(), 0, 0, 2, 1)
self.configNodes()
if self.useWiiMote:
self.getWiimote()
self.outputCounter = 0
# connect to wiimoet
def getWiimote(self):
if len(sys.argv) == 1:
addr, name = wiimote.find()[0]
elif len(sys.argv) == 2:
addr = sys.argv[1]
name = None
elif len(sys.argv) == 3:
addr, name = sys.argv[1:3]
print("Connecting to %s (%s)" % (name, addr))
self.wiimoteNode.text.setText(addr)
self.wiimoteNode.connect_wiimote()
# create and connect nodes
def configNodes(self):
self.pointVisNode = self.fc.createNode('Vis3D', pos=(-150, 150))
self.wiimoteNode = self.fc.createNode(
'Wiimote',
pos=(0, 0),
)
self.bufferNode = self.fc.createNode('Buffer', pos=(0, -150))
self.buffer_amount = self.bufferNode.getBufferSize()
self.fc.connectTerminals(self.wiimoteNode['irVals'],
self.bufferNode['dataIn'])
self.fc.connectTerminals(self.bufferNode['dataOut'],
self.pointVisNode['irVals'])
# create and config scatter plot item
def configScatterPlot(self):
gview = pg.GraphicsLayoutWidget()
self.layout.addWidget(gview, 0, 1, 2, 1)
plot = gview.addPlot()
self.scatter = pg.ScatterPlotItem(size=10,
pen=pg.mkPen(None),
brush=pg.mkBrush(255, 255, 255, 120))
plot.addItem(self.scatter)
plot.setXRange(-1000, 200)
plot.setYRange(-1000, 200)
def keyPressEvent(self, ev):
if ev.key() == QtCore.Qt.Key_Escape:
self.close()
# do actions in loop
def update(self):
self.outputValues = self.pointVisNode.outputValues()
if self.useWiiMote is False:
# use simulated data if WiiMote shall not
# be used
self.outputValues = {
'irX0': 30,
'irY0': 120,
'irX1': 40,
'irY1': 130,
'irX2': 400,
'irY2': 400,
'irX3': 410,
'irY3': 410
}
self.outputCounter = self.outputCounter + 2
for key in self.outputValues:
if 'X' in key:
self.outputValues[key] = self.outputValues[key] + \
self.outputCounter
else:
self.outputValues[key] = self.outputValues[key] + \
self.outputCounter
# raise or lower buffer amount with +/- keys
if self.wiimoteNode.wiimote is not None:
if self.wiimoteNode.wiimote.buttons['Plus']:
self.buffer_amount += 1
self.bufferNode.setBufferSize(self.buffer_amount)
elif self.wiimoteNode.wiimote.buttons['Minus']:
if self.buffer_amount > 1:
self.buffer_amount -= 1
self.bufferNode.setBufferSize(self.buffer_amount)
pyqtgraph.QtGui.QApplication.processEvents()
class Pointer(QtGui.QWidget):
'''
This class reads WiiMote IR data and provides
them on output.
'''
def __init__(self, useWiiMote, parent=None):
super(Pointer, self).__init__()
self.useWiiMote = useWiiMote
self.layout = QtGui.QGridLayout()
self.setLayout(self.layout)
self.buffer_amount = 20
self.fc = Flowchart(terminals={
'dataIn': {'io': 'in'},
'dataOut': {'io': 'out'}
})
self.layout.addWidget(self.fc.widget(), 0, 0, 2, 1)
self.configNodes()
if self.useWiiMote:
self.getWiimote()
self.outputCounter = 0
# connect to wiimoet
def getWiimote(self):
if len(sys.argv) == 1:
addr, name = wiimote.find()[0]
elif len(sys.argv) == 2:
addr = sys.argv[1]
name = None
elif len(sys.argv) == 3:
addr, name = sys.argv[1:3]
print("Connecting to %s (%s)" % (name, addr))
self.wiimoteNode.text.setText(addr)
self.wiimoteNode.connect_wiimote()
# create and connect nodes
def configNodes(self):
self.pointVisNode = self.fc.createNode('Vis3D', pos=(-150, 150))
self.wiimoteNode = self.fc.createNode('Wiimote', pos=(0, 0), )
self.bufferNode = self.fc.createNode('Buffer', pos=(0, -150))
self.buffer_amount = self.bufferNode.getBufferSize()
self.fc.connectTerminals(
self.wiimoteNode['irVals'],
self.bufferNode['dataIn'])
self.fc.connectTerminals(
self.bufferNode['dataOut'],
self.pointVisNode['irVals'])
# create and config scatter plot item
def configScatterPlot(self):
gview = pg.GraphicsLayoutWidget()
self.layout.addWidget(gview, 0, 1, 2, 1)
plot = gview.addPlot()
self.scatter = pg.ScatterPlotItem(
size=10, pen=pg.mkPen(None), brush=pg.mkBrush(255, 255, 255, 120))
plot.addItem(self.scatter)
plot.setXRange(-1000, 200)
plot.setYRange(-1000, 200)
def keyPressEvent(self, ev):
if ev.key() == QtCore.Qt.Key_Escape:
self.close()
# do actions in loop
def update(self):
self.outputValues = self.pointVisNode.outputValues()
if self.useWiiMote is False:
# use simulated data if WiiMote shall not
# be used
self.outputValues = {
'irX0': 30, 'irY0': 120,
'irX1': 40, 'irY1': 130,
'irX2': 400, 'irY2': 400,
'irX3': 410, 'irY3': 410
}
self.outputCounter = self.outputCounter + 2
for key in self.outputValues:
if 'X' in key:
self.outputValues[key] = self.outputValues[key] + \
self.outputCounter
else:
self.outputValues[key] = self.outputValues[key] + \
self.outputCounter
# raise or lower buffer amount with +/- keys
if self.wiimoteNode.wiimote is not None:
if self.wiimoteNode.wiimote.buttons['Plus']:
self.buffer_amount += 1
self.bufferNode.setBufferSize(self.buffer_amount)
elif self.wiimoteNode.wiimote.buttons['Minus']:
if self.buffer_amount > 1:
self.buffer_amount -= 1
self.bufferNode.setBufferSize(self.buffer_amount)
pyqtgraph.QtGui.QApplication.processEvents()
class MainWindow(QMainWindow, Ui_MainWindow):
"""
Class documentation goes here.
"""
def __init__(self, parent=None):
"""
Constructor
@param parent reference to the parent widget
@type QWidget
"""
self.fc = Flowchart()
QMainWindow.__init__(self, parent)
self.setupUi(self)
self.fcctrl = self.fc.widget()
self.fcwidget = self.fcctrl.chartWidget.view
self.tab1wid.addWidget(self.fcwidget, 0, 0, 2, 1)
self.tab2wid.addWidget(self.fcctrl, 0, 0, 2, 1)
@pyqtSignature("")
def on_actionNew_triggered(self):
"""
Slot documentation goes here.
"""
self.fc.clear()
@pyqtSignature("")
def on_actionOpen_triggered(self):
"""
Slot documentation goes here.
"""
self.fc.loadFile()
@pyqtSignature("")
def on_actionSave_triggered(self):
"""
Slot documentation goes here.
"""
self.fc.saveFile()
@pyqtSignature("")
def on_actionClose_triggered(self):
"""
Slot documentation goes here.
"""
# TODO: not implemented yet
raise NotImplementedError
@pyqtSignature("")
def on_actionCut_triggered(self):
"""
Slot documentation goes here.
"""
# TODO: not implemented yet
raise NotImplementedError
@pyqtSignature("")
def on_actionCopy_triggered(self):
"""
Slot documentation goes here.
"""
# TODO: not implemented yet
raise NotImplementedError
@pyqtSignature("")
def on_actionProcess_triggered(self):
"""
Slot documentation goes here.
"""
# TODO: not implemented yet
raise NotImplementedError
@pyqtSignature("")
def on_actionSankey_triggered(self):
"""
Slot documentation goes here.
"""
# TODO: not implemented yet
raise NotImplementedError
@pyqtSignature("")
def on_actionSaveas_triggered(self):
"""
Slot documentation goes here.
"""
self.fc.saveFile(fileName=None)
@pyqtSignature("")
def on_actionExit_triggered(self):
"""
Slot documentation goes here.
"""
sys.exit()
@pyqtSignature("")
def on_actionPaste_triggered(self):
"""
Slot documentation goes here.
"""
# TODO: not implemented yet
raise NotImplementedError
@pyqtSignature("")
def on_actionSensitivities_triggered(self):
"""
Slot documentation goes here.
"""
# TODO: not implemented yet
raise NotImplementedError
@pyqtSignature("")
def on_actionAbout_triggered(self):
"""
Slot documentation goes here.
"""
# TODO: not implemented yet
raise NotImplementedError
class Demo(QtGui.QWidget):
def __init__(self, parent=None):
super(Demo, self).__init__()
self.setWindowTitle("Pointing Device")
self.show()
self.layout = QtGui.QGridLayout()
self.setLayout(self.layout)
self.buffer_amount = 20
self.fc = Flowchart(terminals={
'dataIn': {
'io': 'in'
},
'dataOut': {
'io': 'out'
}
})
self.layout.addWidget(self.fc.widget(), 0, 0, 2, 1)
self.configNodes()
self.configScatterPlot()
self.getWiimote()
def getWiimote(self):
if len(sys.argv) == 1:
addr, name = wiimote.find()[0]
elif len(sys.argv) == 2:
addr = sys.argv[1]
name = None
elif len(sys.argv) == 3:
addr, name = sys.argv[1:3]
print("Connecting to %s (%s)" % (name, addr))
self.wiimoteNode.text.setText(addr)
self.wiimoteNode.connect_wiimote()
# create and connect nodes
def configNodes(self):
self.pointVisNode = self.fc.createNode('Vis3D', pos=(-150, 150))
self.wiimoteNode = self.fc.createNode(
'Wiimote',
pos=(0, 0),
)
self.bufferNode = self.fc.createNode('Buffer', pos=(0, -150))
self.buffer_amount = self.bufferNode.getBufferSize()
self.fc.connectTerminals(self.wiimoteNode['irVals'],
self.bufferNode['dataIn'])
self.fc.connectTerminals(self.bufferNode['dataOut'],
self.pointVisNode['irVals'])
# create and config scatter plot item
def configScatterPlot(self):
gview = pg.GraphicsLayoutWidget()
self.layout.addWidget(gview, 0, 1, 2, 1)
plot = gview.addPlot()
self.scatter = pg.ScatterPlotItem(size=10,
pen=pg.mkPen(None),
brush=pg.mkBrush(255, 255, 255, 120))
plot.addItem(self.scatter)
plot.setXRange(-1000, 200)
plot.setYRange(-1000, 200)
def keyPressEvent(self, ev):
if ev.key() == QtCore.Qt.Key_Escape:
self.close()
# do actions in loop
def update(self):
outputValues = self.pointVisNode.outputValues()
isX1Valid = outputValues['irX1'] is not None
isY1Valid = outputValues['irY1'] is not None
isX2Valid = outputValues['irX2'] is not None
isY2Valid = outputValues['irY2'] is not None
if isX1Valid and isX2Valid and isY1Valid and isY2Valid:
distance = self.calcDistance(outputValues)
if distance > 0:
size = 3000 * (1 / distance * 2)
self.scatter.setData(
pos=[[-outputValues['irX1'], -outputValues['irY1']],
[-outputValues['irX2'], -outputValues['irY2']]],
size=size,
pxMode=True)
# raise or lower buffer amount with +/- keys
if self.wiimoteNode.wiimote is not None:
if self.wiimoteNode.wiimote.buttons['Plus']:
self.buffer_amount += 1
self.bufferNode.setBufferSize(self.buffer_amount)
elif self.wiimoteNode.wiimote.buttons['Minus']:
if self.buffer_amount > 1:
self.buffer_amount -= 1
self.bufferNode.setBufferSize(self.buffer_amount)
pyqtgraph.QtGui.QApplication.processEvents()
# calc distance from wiimote to the two lights
# reference: http://wiiphysics.site88.net/physics.html
def calcDistance(self, outputValues):
x1 = outputValues['irX1']
y1 = outputValues['irY1']
x2 = outputValues['irX2']
y2 = outputValues['irY2']
# init wiimote's camera angles
hfov = 41
vfov = 31
# set constant distance between the two lights
lightDistance = 30
fov = ((hfov / 1024.0) + (vfov / 768.0)) / 2.0
r = math.sqrt(math.pow(x1 - x2, 2) + math.pow(y1 - y2, 2))
alpha = (fov * r) / 4.0
tan = math.tan(math.radians(alpha))
try:
camDistance = lightDistance / (2 * tan)
except:
camDistance = 0
return camDistance
class Demo(QtGui.QWidget):
def __init__(self, parent=None):
super(Demo, self).__init__()
self.setWindowTitle("Plotting the Wiimote")
self.showFullScreen()
self.layout = QtGui.QGridLayout()
self.setLayout(self.layout)
self.flowchart = Flowchart(
terminals={
'xDataIn': {
'io': 'in'
},
'yDataIn': {
'io': 'in'
},
'zDataIn': {
'io': 'in'
},
'xDataOut': {
'io': 'out'
},
'yDataOut': {
'io': 'out'
},
'zDataOut': {
'io': 'out'
}
})
self.layout.addWidget(self.flowchart.widget(), 0, 0, 3, 1)
fclib.registerNodeType(WiimoteNode, [('Display', )])
self.wii_node = self.flowchart.createNode('Wiimote', pos=(0, 0))
self.axes = ['x', 'y', 'z']
# positions for all nodes; order:
# raw_node xpos, raw_node ypos, filtered_node xpos, filtered_node ypos,
# filter_node xpos, filter_node ypos
self.positions = {
'x': [-450, -350, -300, -350, -375, -150],
'y': [-150, -350, 0, -350, -75, -150],
'z': [150, -350, 300, -350, 225, -150],
}
# create, style, config and connect the elements for every axis
for axis in self.axes:
index = self.axes.index(axis)
plot_raw = pyqtgraph.PlotWidget()
plot_filtered = pyqtgraph.PlotWidget()
# add widget for this axis in next row
self.layout.addWidget(plot_filtered, index, 2, 1, 2)
self.configPlotItems(axis, plot_raw, plot_filtered)
self.createNodes(axis, plot_raw, plot_filtered)
self.connectNodes(axis)
pyqtgraph.setConfigOptions(antialias=True)
self.flowchart.setInput(xDataIn=0)
self.flowchart.setInput(yDataIn=0)
self.flowchart.setInput(zDataIn=0)
# create raw, filter and filtered node
def createNodes(self, axis, plot_raw, plot_filtered):
# create filtered node
self.plot_filtered_node = self.flowchart.createNode(
'PlotWidget',
pos=(self.positions[axis][2], self.positions[axis][3]))
self.plot_filtered_node.setPlot(plot_filtered)
# create gaussian filter
self.filter_node = self.flowchart.createNode(
'GaussianFilter',
pos=(self.positions[axis][4], self.positions[axis][5]))
self.filter_node.ctrls['sigma'].setValue(5)
# connect nodes: flowchart -> wiinode -> plot_raw + filter_node
# -> filtered_node
def connectNodes(self, axis):
self.flowchart.connectTerminals(self.flowchart[axis + 'DataIn'],
self.wii_node[axis + 'DataIn'])
self.flowchart.connectTerminals(self.wii_node[axis + 'DataOut'],
self.filter_node['In'])
self.flowchart.connectTerminals(self.filter_node['Out'],
self.plot_filtered_node['In'])
#self.flowchart.connectTerminals(
# self.filter_node['Out'], self.flowchart[axis + 'DataOut'])
# config plot items
def configPlotItems(self, axis, plot_raw, plot_filtered):
plot_raw.getPlotItem().setTitle("The " + axis + " Accelerometer")
plot_raw.getPlotItem().setMenuEnabled(False)
plot_raw.getPlotItem().setClipToView(False)
plot_raw.getPlotItem().hideAxis('bottom')
plot_raw.getPlotItem().showGrid(x=True, y=True, alpha=0.5)
plot_filtered.getPlotItem().setTitle("The " + axis +
" Accelerometer - Filtered")
plot_filtered.getPlotItem().setMenuEnabled(False)
plot_filtered.getPlotItem().setClipToView(False)
plot_filtered.getPlotItem().hideAxis('bottom')
plot_filtered.getPlotItem().showGrid(x=True, y=True, alpha=0.5)
def updateValues(self, x, y, z):
self.flowchart.setInput(xDataIn=x)
self.flowchart.setInput(yDataIn=y)
self.flowchart.setInput(zDataIn=z)
pyqtgraph.QtGui.QApplication.processEvents()
def keyPressEvent(self, ev):
if ev.key() == QtCore.Qt.Key_Escape:
self.close()
#####################################
# Create flowchart, define input/output terminals
fc = Flowchart(
terminals={
#'sigOut': {'io': 'in'},
#'sigOut2': {'io': 'in'}#,
#'sigIn': {'io': 'out'} #We don't currently need any outputs from FC
},
name='Connections')
# Remove the unnecessary input and output nodes
fc.removeNode(fc.inputNode)
fc.removeNode(fc.outputNode)
flowchart = fc.widget()
d3.addWidget(flowchart)
flowchart_dock.addWidget(fc.widget().chartWidget)
#Register own node types
fclib.registerNodeType(OscilloscopeNode, [('SciEdu', )])
fclib.registerNodeType(FilterNode, [('SciEdu', )])
fclib.registerNodeType(CharToBinaryNode, [('SciEdu', )])
# fclib.registerNodeType(BinaryToCharNode, [('SciEdu',)]) # TODO
fclib.registerNodeType(ParityNode, [('SciEdu', )])
fclib.registerNodeType(CheckParityNode, [('SciEdu', )])
fclib.registerNodeType(FFTNode, [('SciEdu', )])
fclib.registerNodeType(SigGenNode, [('SciEdu', )])
fclib.registerNodeType(AmplifierNode, [('SciEdu', )])
fclib.registerNodeType(LineEncoderNode, [('SciEdu', )])
fclib.registerNodeType(RectifierNode, [('SciEdu', )])
class Demo(QtGui.QWidget):
def __init__(self, parent=None):
super(Demo, self).__init__()
self.setWindowTitle("Pointing Device")
self.show()
self.layout = QtGui.QGridLayout()
self.setLayout(self.layout)
self.fc = Flowchart(terminals={
'dataIn': {'io': 'in'},
'dataOut': {'io': 'out'}
})
self.layout.addWidget(self.fc.widget(), 0, 0, 2, 1)
self.configNodes()
self.configScatterPlot()
self.getWiimote()
# connect to wiimote and config wiimote node
def getWiimote(self):
if len(sys.argv) == 1:
addr, name = wiimote.find()[0]
elif len(sys.argv) == 2:
addr = sys.argv[1]
name = None
elif len(sys.argv) == 3:
addr, name = sys.argv[1:3]
print("Connecting to %s (%s)" % (name, addr))
self.wiimoteNode.text.setText(addr)
self.wiimoteNode.connect_wiimote()
# create and connect nodes
def configNodes(self):
self.pointVisNode = self.fc.createNode('Vis2D', pos=(-150, 150))
self.wiimoteNode = self.fc.createNode('Wiimote', pos=(0, 0), )
self.bufferNode = self.fc.createNode('Buffer', pos=(0, -150))
self.buffer_amount = self.bufferNode.getBufferSize()
self.fc.connectTerminals(
self.wiimoteNode['irVals'],
self.bufferNode['dataIn'])
self.fc.connectTerminals(
self.bufferNode['dataOut'],
self.pointVisNode['irVals'])
# create and config scatter plot item
def configScatterPlot(self):
gview = pg.GraphicsLayoutWidget()
self.layout.addWidget(gview, 0, 1, 2, 1)
plot = gview.addPlot()
self.scatter = pg.ScatterPlotItem(
size=10, pen=pg.mkPen(None), brush=pg.mkBrush(255, 255, 255, 120))
plot.addItem(self.scatter)
plot.setXRange(-1000, 200)
plot.setYRange(-1000, 200)
def keyPressEvent(self, ev):
if ev.key() == QtCore.Qt.Key_Escape:
self.close()
# do actions in loop
def update(self):
outputValues = self.pointVisNode.outputValues()
if outputValues['irX'] is not None and outputValues['irY'] is not None:
self.scatter.setData(pos=[
[-outputValues['irX'], -outputValues['irY']]])
# raise or lower buffer amount with +/- keys
if self.wiimoteNode.wiimote is not None:
if self.wiimoteNode.wiimote.buttons['Plus']:
self.buffer_amount += 1
self.bufferNode.setBufferSize(self.buffer_amount)
elif self.wiimoteNode.wiimote.buttons['Minus']:
if self.buffer_amount > 1:
self.buffer_amount -= 1
self.bufferNode.setBufferSize(self.buffer_amount)
pyqtgraph.QtGui.QApplication.processEvents()
from pyqtgraph.flowchart import Flowchart
from pyqtgraph.Qt import QtGui
#import pyqtgraph.flowchart as f
app = QtGui.QApplication([])
#TETRACYCLINE = True
fc = Flowchart(terminals={
'dataIn': {'io': 'in'},
'dataOut': {'io': 'out'}
})
w = fc.widget()
w.resize(400,200)
w.show()
n1 = fc.createNode('Add')
n2 = fc.createNode('Subtract')
n3 = fc.createNode('Abs')
n4 = fc.createNode('Add')
fc.connectTerminals(fc.dataIn, n1.A)
fc.connectTerminals(fc.dataIn, n1.B)
fc.connectTerminals(fc.dataIn, n2.A)
fc.connectTerminals(n1.Out, n4.A)
fc.connectTerminals(n1.Out, n2.B)
fc.connectTerminals(n2.Out, n3.In)
fc.connectTerminals(n3.Out, n4.B)
from PyQt5.QtWidgets import QApplication
from pyqtgraph.flowchart import Flowchart, sys
if __name__ == "__main__":
app = QApplication(sys.argv)
fc = Flowchart()
w = fc.widget()
w1 = fc.nodes()
w.show()
sys.exit(app.exec_())
#####################################
# Create Flow Chart and components
#####################################
# Create flowchart, define input/output terminals
fc = Flowchart(terminals={
#'sigOut': {'io': 'in'},
#'sigOut2': {'io': 'in'}#,
#'sigIn': {'io': 'out'} #We don't currently need any outputs from FC
}, name='Connections')
# Remove the unnecessary input and output nodes
fc.removeNode(fc.inputNode)
fc.removeNode(fc.outputNode)
flowchart = fc.widget()
d3.addWidget(flowchart)
flowchart_dock.addWidget(fc.widget().chartWidget)
#Register own node types
fclib.registerNodeType(OscilloscopeNode, [('SciEdu',)])
fclib.registerNodeType(FilterNode, [('SciEdu',)])
fclib.registerNodeType(CharToBinaryNode, [('SciEdu',)])
# fclib.registerNodeType(BinaryToCharNode, [('SciEdu',)]) # TODO
fclib.registerNodeType(ParityNode, [('SciEdu',)])
fclib.registerNodeType(CheckParityNode, [('SciEdu',)])
fclib.registerNodeType(FFTNode, [('SciEdu',)])
fclib.registerNodeType(SigGenNode, [('SciEdu',)])
fclib.registerNodeType(AmplifierNode, [('SciEdu',)])
fclib.registerNodeType(LineEncoderNode, [('SciEdu',)])
fclib.registerNodeType(RectifierNode, [('SciEdu',)])
class Demo(QtGui.QWidget):
def __init__(self, parent=None):
super(Demo, self).__init__()
self.setWindowTitle("Gesture Recognizer")
self.showFullScreen()
self.layout = QtGui.QGridLayout()
self.setLayout(self.layout)
self.fc = Flowchart(terminals={
'dataIn': {'io': 'in'},
'dataOut': {'io': 'out'}
})
self.layout.addWidget(self.fc.widget(), 0, 0, 2, 1)
self.path = {'x': [], 'y': []}
self.threshold = 50
self.sample_size = 64
self.default_msg = 'No template matched...'
self.error_ir_msg = 'No ir-values received'
self.error_wiimote_msg = 'No wiimote connected'
self.error_template_msg = 'No template could be created'
self.pressed_key = None
self.dollar = Recognizer()
self.config_nodes()
self.config_layout()
self.setup_templates()
self.get_wiimote()
'''
The command-line argument is parsed and used to establish
a connection to the wiimote
'''
def get_wiimote(self):
if len(sys.argv) == 1:
addr, name = wiimote.find()[0]
elif len(sys.argv) == 2:
addr = sys.argv[1]
name = None
elif len(sys.argv) == 3:
addr, name = sys.argv[1:3]
print("Connecting to %s (%s)" % (name, addr))
self.wiimoteNode.text.setText(addr)
self.wiimoteNode.connect_wiimote()
'''
A wiimote node and a buffer node are created as well as a
custom node which returns the position of the most intense
light source detected by the wiimote
'''
def config_nodes(self):
self.wiimoteNode = self.fc.createNode('Wiimote', pos=(0, 0), )
self.bufferNode = self.fc.createNode('Buffer', pos=(0, -150))
self.pointVisNode = self.fc.createNode('Vis2D', pos=(-150, 150))
self.bufferNode.setBufferSize(4)
self.fc.connectTerminals(
self.wiimoteNode['irVals'],
self.bufferNode['dataIn'])
self.fc.connectTerminals(
self.bufferNode['dataOut'],
self.pointVisNode['irVals'])
'''
A scatterplot is used to display the infrafred data and a text label
should indicate if the user input matches a predefined template
'''
def config_layout(self):
gview = pg.GraphicsLayoutWidget()
self.layout.addWidget(gview, 0, 1, 2, 1)
self.templatePlot = gview.addPlot()
self.templateScatter = pg.ScatterPlotItem(
size=10, pen=pg.mkPen(None), brush=pg.mkBrush(0, 255, 0, 120))
self.templatePlot.addItem(self.templateScatter)
self.templatePlot.setTitle("Template")
self.setRange(self.templatePlot, False)
# self.layout.addWidget(gview, 0, 1, 2, 1)
self.pathPlot = gview.addPlot()
self.pathScatter = pg.ScatterPlotItem(
size=10, pen=pg.mkPen(None), brush=pg.mkBrush(255, 255, 255, 120))
self.pathPlot.addItem(self.pathScatter)
self.pathPlot.setTitle("Path")
self.setRange(self.pathPlot, False)
self.label = QtGui.QLabel()
self.label.setText(self.default_msg)
font = QtGui.QFont("Arial")
font.setPointSize(32)
self.label.setFont(font)
self.layout.addWidget(self.label, 2, 1, 1, 1)
'''
Three default templates are added to the recognizer
'''
def setup_templates(self):
circlePoints = [(269, 84), (263, 86), (257, 92), (253, 98),
(249, 104), (245, 114), (243, 122), (239, 132),
(237, 142), (235, 152), (235, 162), (235, 172),
(235, 180), (239, 190), (245, 198), (251, 206),
(259, 212), (267, 216), (275, 218), (281, 222),
(287, 224), (295, 224), (301, 226), (311, 226),
(319, 226), (329, 226), (339, 226), (349, 226),
(352, 226), (360, 226), (362, 225), (366, 219),
(367, 217), (367, 209), (367, 206), (367, 198),
(367, 190), (367, 182), (367, 174), (365, 166),
(363, 158), (359, 152), (355, 146), (353, 138),
(349, 134), (345, 130), (341, 124), (340, 122),
(338, 121), (337, 119), (336, 117), (334, 116),
(332, 115), (331, 114), (327, 110), (325, 109),
(323, 109), (321, 108), (320, 108), (318, 107),
(316, 107), (315, 107), (314, 107), (313, 107),
(312, 107), (311, 107), (310, 107), (309, 106),
(308, 106), (307, 105), (306, 105), (305, 105),
(304, 105), (303, 104), (302, 104), (301, 104),
(300, 104), (299, 103), (298, 103), (296, 102),
(295, 101), (293, 101), (292, 100), (291, 100),
(290, 100), (289, 100), (288, 100), (288, 99),
(287, 99), (287, 99)]
squarePoints = [(193, 123), (193, 131), (193, 139), (195, 151),
(197, 161), (199, 175), (201, 187), (205, 201),
(207, 213), (209, 225), (213, 235), (213, 243),
(215, 251), (215, 254), (217, 262), (217, 264),
(217, 266), (217, 267), (218, 267), (219, 267),
(221, 267), (224, 267), (227, 267), (237, 267),
(247, 265), (259, 263), (273, 261), (287, 261),
(303, 259), (317, 257), (331, 255), (347, 255),
(361, 253), (375, 253), (385, 253), (395, 251),
(403, 249), (406, 249), (408, 249), (408, 248),
(409, 248), (409, 246), (409, 245), (409, 242),
(409, 234), (409, 226), (409, 216), (407, 204),
(407, 194), (405, 182), (403, 172), (403, 160),
(401, 150), (399, 140), (399, 130), (397, 122),
(397, 119), (397, 116), (396, 114), (396, 112),
(396, 111), (396, 110), (396, 109), (396, 108),
(396, 107), (396, 106), (396, 105), (394, 105),
(392, 105), (384, 105), (376, 105), (364, 105),
(350, 107), (334, 109), (318, 111), (306, 113),
(294, 115), (286, 117), (278, 117), (272, 119),
(269, 119), (263, 121), (260, 121), (254, 123),
(251, 123), (245, 125), (243, 125), (242, 125),
(241, 126), (240, 126), (238, 127), (236, 127),
(232, 128), (231, 128), (231, 129), (230, 129),
(228, 129), (227, 129), (226, 129), (225, 129),
(224, 129), (223, 129), (222, 129), (221, 130),
(221, 130)]
trianglePoints = \
[(282, 83), (281, 85), (277, 91), (273, 97),
(267, 105), (261, 113), (253, 123), (243, 133),
(235, 141), (229, 149), (221, 153), (217, 159),
(216, 160), (215, 161), (214, 162), (216, 162),
(218, 162), (221, 162), (227, 164), (233, 166),
(241, 166), (249, 166), (259, 166), (271, 166),
(283, 166), (297, 166), (309, 164), (323, 164),
(335, 162), (345, 162), (353, 162), (361, 160),
(363, 159), (365, 159), (366, 158), (367, 158),
(368, 157), (369, 157), (370, 156), (371, 156),
(371, 155), (372, 155), (372, 153), (372, 152),
(372, 151), (372, 149), (372, 147), (371, 145),
(367, 141), (363, 137), (359, 133), (353, 129),
(349, 125), (343, 121), (337, 119), (333, 115),
(327, 111), (325, 110), (324, 109), (320, 105),
(318, 104), (314, 100), (312, 99), (310, 98),
(306, 94), (305, 93), (303, 92), (301, 91),
(300, 90), (298, 89), (297, 88), (296, 88),
(295, 87), (294, 87), (293, 87), (293, 87)]
self.dollar.addTemplate('circle', circlePoints)
self.dollar.addTemplate('square', squarePoints)
self.dollar.addTemplate('triangle', trianglePoints)
def update(self):
# get biggest light's x/y values
outputValues = self.pointVisNode.outputValues()
if outputValues['irX'] is not None and outputValues['irY'] is not None:
if self.wiimoteNode.wiimote is not None:
if self.wiimoteNode.wiimote.buttons['A']:
# collect values and set state
self.construct_path(outputValues)
self.pressed_key = 'A'
elif self.wiimoteNode.wiimote.buttons['B']:
# collect values and set state
self.construct_path(outputValues)
self.pressed_key = 'B'
elif self.path['x'] is not None and len(self.path['x']) > 0:
# draw path when A or B is released after collecting path
self.draw_path()
else:
self.templateScatter.clear()
self.pathScatter.clear()
self.display_message(self.error_wiimote_msg)
else:
self.templateScatter.clear()
self.pathScatter.clear()
self.display_message(self.error_ir_msg)
# update range to remove old graphics
self.setRange(self.templatePlot, False)
self.setRange(self.pathPlot, False)
pyqtgraph.QtGui.QApplication.processEvents()
'''
The user input is added as a new template
'''
def create_template(self):
points = []
# combine x/y path arrays to one point array
for i in range(0, len(self.path['x'])):
points.append([self.path['x'][i], self.path['y'][i]])
# avoid devision by zero
if len(points) > 3:
# name and add template
name = 'tpl_' + str((len(self.dollar.templates) + 1))
self.label.setText("Created template " + name)
self.dollar.addTemplate(name, points)
else:
self.display_message(self.error_template_msg)
'''
The user input is compared to all available templates and depending
on the accordance a text message is displayed
'''
def compare_template(self):
points = self.combineXYPoints()
# try recognizing points. get name of template that matches most
# and its amount of matching
if len(points) < 3:
self.display_message(self.default_msg)
self.templateScatter.clear()
return
name, score = self.dollar.recognize(points)
score = score * 100
if score > self.threshold:
# template matches good enough
self.display_message(name)
# get template by name
template = [t for t in self.dollar.templates if t.name == name][0]
tpl_points = []
if template.points is None:
# template doesn't match good enough
self.display_message(self.default_msg)
self.templateScatter.clear()
else:
# collect and display template points
for i in range(0, len(template.points)):
tpl_points.append(
[template.points[i].x, template.points[i].y])
# display points
self.templateScatter.addPoints(
pos=np.array(tpl_points), brush=pg.mkBrush(0, 255, 0, 120))
else:
# template doesn't match good enough
self.display_message(self.default_msg)
self.templateScatter.clear()
'''
The infrafred values are stored in a dictionary
'''
def construct_path(self, irValues):
self.templateScatter.clear()
self.pathScatter.clear()
self.path['x'].append(irValues['irX'])
self.path['y'].append(irValues['irY'])
'''
The stored infrafred values are passed to a scatterplot
'''
def draw_path(self):
path = self.combineXYPoints()
points = []
for i in range(0, len(path)):
points.append(Point(path[i][0], path[i][1]))
# display points
if len(points) >= 3:
points = resample(points, self.sample_size)
if points is not None:
path = []
for i in range(0, len(points)):
path.append([points[i].x, points[i].y])
self.pathScatter.addPoints(
pos=np.array(path), brush=pg.mkBrush(255, 255, 255, 120))
# handle pressed keys
if self.pressed_key is 'A':
self.compare_template()
elif self.pressed_key is 'B':
self.create_template()
self.path['x'] = []
self.path['y'] = []
self.pressed_key = None
'''
Combine separate x and y point arrays to one nested array
'''
def combineXYPoints(self):
points = []
for i in range(0, len(self.path['x'])):
points.append([self.path['x'][i], self.path['y'][i]])
return points
'''
A text message is passed to a ui label widget
'''
def display_message(self, msg):
self.label.setText(msg)
def keyPressEvent(self, ev):
if ev.key() == QtCore.Qt.Key_Escape:
self.close()
def setRange(self, plot, static):
if static is False:
plot.enableAutoRange(enable=False)
plot.enableAutoRange(enable=True)
else:
plot.setXRange(300, 750)
plot.setYRange(300, 750)
class Demo(QtGui.QWidget):
'''
The main class which controls initialization and
processing.
'''
def __init__(self, parent=None):
super(Demo, self).__init__()
self.setWindowTitle("Wiimote Activity")
self.showFullScreen()
self.layout = QtGui.QGridLayout()
self.setLayout(self.layout)
self.fc = Flowchart(terminals={
'dataIn': {'io': 'in'},
'dataOut': {'io': 'out'}
})
self.layout.addWidget(self.fc.widget(), 0, 0, 4, 1)
self.createNodes()
self.getWiimote()
# connect to wiimote with an address given as argument
def getWiimote(self):
if len(sys.argv) == 1:
addr, name = wiimote.find()[0]
elif len(sys.argv) == 2:
addr = sys.argv[1]
name = None
elif len(sys.argv) == 3:
addr, name = sys.argv[1:3]
print("Connecting to %s (%s)" % (name, addr))
self.wiimoteNode.text.setText(addr)
self.wiimoteNode.connect_wiimote()
def update(self):
# let the app process events
pg.QtGui.QApplication.processEvents()
# create and config the nodes needed to recognize activities
def createNodes(self):
pwX = pg.PlotWidget()
pwY = pg.PlotWidget()
pwZ = pg.PlotWidget()
pwX.getPlotItem().hideAxis('bottom')
pwX.setYRange(300, 700)
pwY.getPlotItem().hideAxis('bottom')
pwY.setYRange(300, 700)
pwZ.getPlotItem().hideAxis('bottom')
pwZ.setYRange(300, 700)
self.layout.addWidget(pwX, 0, 1)
self.layout.addWidget(pwY, 1, 1)
self.layout.addWidget(pwZ, 2, 1)
# create nodes
pwXNode = self.fc.createNode('PlotWidget', pos=(-150, -150))
pwXNode.setPlot(pwX)
pwYNode = self.fc.createNode('PlotWidget', pos=(0, -150))
pwYNode.setPlot(pwY)
pwZNode = self.fc.createNode('PlotWidget', pos=(150, -150))
pwZNode.setPlot(pwZ)
self.fileReaderNode = self.fc.createNode(
'FileReaderNode', pos=(0, 150))
self.fftNode = self.fc.createNode(
'LiveFFTNode', pos=(0, 300))
self.classifierNode = self.fc.createNode(
'SvmClassifierNode', pos=(150, 150))
self.visualizerNode = self.fc.createNode(
'CategoryVisualizerNode', pos=(300, 150))
self.wiimoteNode = self.fc.createNode('Wiimote', pos=(-300, 0))
self.bufferXNode = self.fc.createNode('Buffer', pos=(-150, -300))
self.bufferYNode = self.fc.createNode('Buffer', pos=(0, -300))
self.bufferZNode = self.fc.createNode('Buffer', pos=(150, -300))
self.fc.connectTerminals(
self.wiimoteNode['accelX'], self.bufferXNode['dataIn'])
self.fc.connectTerminals(
self.wiimoteNode['accelY'], self.bufferYNode['dataIn'])
self.fc.connectTerminals(
self.wiimoteNode['accelZ'], self.bufferZNode['dataIn'])
self.fc.connectTerminals(
self.bufferXNode['dataOut'], pwXNode['In'])
self.fc.connectTerminals(
self.bufferYNode['dataOut'], pwYNode['In'])
self.fc.connectTerminals(
self.bufferZNode['dataOut'], pwZNode['In'])
self.fc.connectTerminals(
self.fileReaderNode['data'], self.fftNode['samples'])
self.fc.connectTerminals(
self.fileReaderNode['categories'],
self.classifierNode['categories'])
self.fc.connectTerminals(
self.bufferXNode['dataOut'], self.fftNode['accelX'])
self.fc.connectTerminals(
self.bufferYNode['dataOut'], self.fftNode['accelY'])
self.fc.connectTerminals(
self.bufferZNode['dataOut'], self.fftNode['accelZ'])
self.fc.connectTerminals(
self.fftNode['samplesFrequencies'],
self.classifierNode['trainingData'])
self.fc.connectTerminals(
self.fftNode['testFrequencies'],
self.classifierNode['testData'])
self.fc.connectTerminals(
self.classifierNode['classification'],
self.visualizerNode['classification'])
self.fileReaderNode.update()
def keyPressEvent(self, ev):
if ev.key() == QtCore.Qt.Key_Escape:
self.close()
class Demo(QtGui.QWidget):
def __init__(self, parent=None):
super(Demo, self).__init__()
self.setWindowTitle("Wiimote Activity")
self.showFullScreen()
self.layout = QtGui.QGridLayout()
self.setLayout(self.layout)
self.fc = Flowchart(terminals={
'dataIn': {
'io': 'in'
},
'dataOut': {
'io': 'out'
}
})
self.layout.addWidget(self.fc.widget(), 0, 0, 4, 1)
self.createNodes()
#self.getWiimote()
# connect to wiimote with an address given as argument
def getWiimote(self):
if len(sys.argv) == 1:
addr, name = wiimote.find()[0]
elif len(sys.argv) == 2:
addr = sys.argv[1]
name = None
elif len(sys.argv) == 3:
addr, name = sys.argv[1:3]
print("Connecting to %s (%s)" % (name, addr))
self.wiimoteNode.text.setText(addr)
self.wiimoteNode.connect_wiimote()
def update(self):
outputValues = self.activityNode.outputValues()
if outputValues['activity'] is not None:
self.label.setText(outputValues['activity'])
pg.QtGui.QApplication.processEvents()
# create and config the nodes needed to recognize activities
def createNodes(self):
pwX = pg.PlotWidget()
pwY = pg.PlotWidget()
pwZ = pg.PlotWidget()
pwX.getPlotItem().hideAxis('bottom')
pwX.setYRange(300, 700)
pwY.getPlotItem().hideAxis('bottom')
pwY.setYRange(300, 700)
pwZ.getPlotItem().hideAxis('bottom')
pwZ.setYRange(300, 700)
self.label = QtGui.QLabel()
self.label.setText("No activity yet...")
font = QtGui.QFont("Arial")
font.setPointSize(32)
self.label.setFont(font)
self.layout.addWidget(pwX, 0, 1)
self.layout.addWidget(pwY, 1, 1)
self.layout.addWidget(pwZ, 2, 1)
self.layout.addWidget(self.label, 3, 1)
pwXNode = self.fc.createNode('PlotWidget', pos=(-150, -150))
pwXNode.setPlot(pwX)
pwYNode = self.fc.createNode('PlotWidget', pos=(0, -150))
pwYNode.setPlot(pwY)
pwZNode = self.fc.createNode('PlotWidget', pos=(150, -150))
pwZNode.setPlot(pwZ)
self.activityNode = self.fc.createNode('ClassifierNode', pos=(0, 150))
"""
self.wiimoteNode = self.fc.createNode('Wiimote', pos=(-300, 0))
self.bufferXNode = self.fc.createNode('Buffer', pos=(-150, -300))
self.bufferYNode = self.fc.createNode('Buffer', pos=(0, -300))
self.bufferZNode = self.fc.createNode('Buffer', pos=(150, -300))
self.fc.connectTerminals(
self.wiimoteNode['accelX'], self.bufferXNode['dataIn'])
self.fc.connectTerminals(
self.wiimoteNode['accelY'], self.bufferYNode['dataIn'])
self.fc.connectTerminals(
self.wiimoteNode['accelZ'], self.bufferZNode['dataIn'])
self.fc.connectTerminals(self.bufferXNode['dataOut'], pwXNode['In'])
self.fc.connectTerminals(self.bufferYNode['dataOut'], pwYNode['In'])
self.fc.connectTerminals(self.bufferZNode['dataOut'], pwZNode['In'])
self.fc.connectTerminals(
self.bufferXNode['dataOut'], self.activityNode['accelX'])
self.fc.connectTerminals(
self.bufferYNode['dataOut'], self.activityNode['accelY'])
self.fc.connectTerminals(
self.bufferZNode['dataOut'], self.activityNode['accelZ'])
"""
def keyPressEvent(self, ev):
if ev.key() == QtCore.Qt.Key_Escape:
self.close()
def __init__(self, data_In=None, dataB_In=None, *args, **kwargs):
super().__init__()
# data_In will be Adata
if data_In == None:
print("Please load data")
# For testing, create noise data
data_In = []
for i in range(50):
dat = np.random.normal(size=1024)
dat[200:300] += 1
dat += np.sin(np.linspace(0, 100, 1024))
data_In.append(dat)
data_In = np.array(data_In)
self.ui = Ui_BackgroundSubtraction()
self.ui.setupUi(self)
# Change plot labels, because I was too lazy to create a new widget
pw1 = self.ui.View_Orig
pw1.plt.setLabel('bottom', 'Magnetic Field', units='T') # X-Axis
pw1.plt.setLabel('left', "Amplitude (Arb. Units)", units='') # Y-Axis
pw2 = self.ui.View_Mod
pw2.plt.setLabel('bottom', 'Magnetic Field', units='T') # X-Axis
pw2.plt.setLabel('left', "Amplitude (Arb. Units)", units='') # Y-Axis
pw3 = self.ui.View_Colour
# Create Flowchart with two IO Nodes
fc = Flowchart(terminals={
'dataIn': {
'io': 'in'
},
'dataOut': {
'io': 'out'
}
})
w = fc.widget()
self.ui.gridLayout.addWidget(w)
# Create metaarray using data_In and some information
#data = metaarray.MetaArray(data_In, info=[{'name': 'Amplitude data'}, {}])
fc.setInput(dataIn=data_In) #Set data to Input Node
## If we want to make our custom node available only to this flowchart,
## then instead of registering the node type globally, we can create a new
## NodeLibrary:
library = fclib.LIBRARY.copy() # start with the default node set
# Add the node to two locations in the menu to demonstrate
# that we can create arbitrary menu structures
library.addNodeType(SavGol_Smooth, [('FMR', 'Filter')])
library.addNodeType(SavGol_Smooth_2D, [('FMR', 'Filter')])
library.addNodeType(FMR_Subtract_Average, [('FMR', 'Filter')])
library.addNodeType(FMR_Subtract_Average_Colour, [('FMR', 'Filter')])
library.addNodeType(Measurement_Select, [('FMR', 'Data')])
library.addNodeType(Average_Ang_Dep, [('FMR', 'Data')])
library.addNodeType(ImageViewNode, [('Display', )])
fc.setLibrary(library)
plotList = {'Top Plot': pw1.plt, 'Bottom Plot': pw2.plt}
pw1Node = fc.createNode('PlotWidget', pos=(0, -150))
pw1Node.setPlotList(plotList)
pw1Node.setPlot(pw1.plt)
pw2Node = fc.createNode('PlotWidget', pos=(150, -150))
pw2Node.setPlot(pw2.plt)
pw2Node.setPlotList(plotList)
pw3Node = fc.createNode('ImageView', pos=(300, -150))
pw3Node.setView(pw3.img)
fNode = fc.createNode('Spectrum select', pos=(0, 0))
fc.connectTerminals(
fc['dataIn'], fNode['dataIn']
) # Use this Slice node to select the measurement that you want to smooth aka axis
fc.connectTerminals(fNode['dataOut'], pw1Node['In'])
fc.connectTerminals(fNode['dataOut'], pw2Node['In'])
fc.connectTerminals(fNode['dataOut'], fc['dataOut'])
class AppWindow(QtGui.QMainWindow, hackYourOwn.Ui_MainWindow, utilitiesClass):
def __init__(self, parent=None, **kwargs):
super(AppWindow, self).__init__(parent)
self.setupUi(self)
print(self.utils)
self.I = kwargs.get('I', None)
self.I.set_sine1(5000)
self.I.configure_trigger(0, 'CH1', 0)
self.setWindowTitle('pyqtgraph example: FlowchartCustomNode')
## Create an empty flowchart with a single input and output
self.fc = Flowchart(terminals={
'In': {
'io': 'in'
},
'dataOut': {
'io': 'out'
},
})
self.w = self.fc.widget()
self.ExperimentLayout.addWidget(self.w.chartWidget.view)
#self.WidgetLayout.addWidget(self.w.chartWidget.selInfo)
###############MODIFY INPUT NODE#############################
self.inp = addWidget(
self.fc.inputNode.graphicsItem(),
'input',
func=self.fc.setInput,
nameFunc=self.fc.inputNode.graphicsItem().nameItem.setPlainText)
############### CREATE USER LIBRARY #############################
self.library = fclib.LIBRARY.copy() # start with the default node set
#add our custom nodes to the library
self.library.addNodeType(self.PlotViewNode, [('Display', )])
for a in [
self.CaptureNode1, self.CaptureNode2, self.DACNode,
self.VoltNode, self.GainNode
]:
a.I = self.I
self.library.addNodeType(self.ArrayNode, [('Data', )])
self.library.addNodeType(self.ArrayNode2D, [('Data', )])
self.library.addNodeType(self.CaptureNode1, [('Acquire', )])
self.library.addNodeType(self.CaptureNode2, [('Acquire', )])
self.library.addNodeType(self.VoltNode, [('Acquire', )])
self.library.addNodeType(self.DACNode, [('Outputs', )])
self.library.addNodeType(self.MyEvalNode, [('Outputs', )])
self.library.addNodeType(self.GainNode, [('Configure', )])
self.library.addNodeType(self.ConstantNode, [('Configure', )])
self.fc.setLibrary(self.library)
############# LIBRARY HAS BEEN POPULATED. NOW BUILD THE MENU ###############
self.menu = self.buildMenu(self.w.chartWidget)
self.menu.setMinimumHeight(150)
self.WidgetLayout.addWidget(self.menu)
self.WidgetLayout.addWidget(self.w)
self.w.ui.showChartBtn.setParent(None)
self.w.ui.reloadBtn.setParent(None)
############# NEXT UP : add ui elements ###############
self.plot = self.add2DPlot(self.ExperimentLayout)
self.plot.addLegend()
self.PlotViewNode.plot = self.plot
## Now we will programmatically add nodes to define the function of the flowchart.
## Normally, the user will do this manually or by loading a pre-generated
## flowchart file.
self.cap = self.fc.createNode('Capture1', pos=(0, 0))
self.v1Node = self.fc.createNode('2D Curve', pos=(200, -70))
self.v2Node = self.fc.createNode('2D Curve', pos=(200, 70))
self.fc.connectTerminals(self.fc['In'], self.cap['In'])
self.fc.connectTerminals(self.cap['time'], self.v1Node['X'])
self.fc.connectTerminals(self.cap['voltage'], self.v1Node['Y'])
self.setStyleSheet("")
def setInterconnects(self, val):
if val: shape = 'cubic'
else: shape = 'line'
for a in self.fc.listConnections():
for x in a[1]._graphicsItem.getViewBox().allChildren():
if isinstance(x, pg.flowchart.TerminalGraphicsItem):
for y in x.term.connections().items():
y[1].setStyle(shape=shape)
def runOnce(self):
self.fc.setInput(In=True)
def buildMenu(self, CW):
def buildSubMenu(node, rootMenu, subMenus):
for section, node in node.items():
menu = QtGui.QMenu(section)
rootMenu.addMenu(menu)
if isinstance(node, OrderedDict):
buildSubMenu(node, menu, subMenus)
subMenus.append(menu)
else:
act = rootMenu.addAction(section)
act.nodeType = section
act.pos = None
class PermanentMenu(QtGui.QMenu):
def hideEvent(self, event):
self.show()
menu = PermanentMenu()
self.subMenus = []
buildSubMenu(CW.chart.library.getNodeTree(), menu, self.subMenus)
menu.triggered.connect(CW.nodeMenuTriggered)
CW.menuPos = QtCore.QPoint(100, 150)
return menu
#self.v3Node = self.fc.createNode('PlotView', pos=(300, -150))
#self.v3Node.setView(self.curve1)
#self.fc.connectTerminals(self.cap['dataOut'], self.v1Node['data'])
def __del__(self):
#self.looptimer.stop()
print('bye')
def closeEvent(self, event):
self.finished = True
self.fc._widget.chartWidget.close()
################################################################################################
#######################--------Display Function calls start here------------####################
################################################################################################
class PlotViewNode(Node, utilitiesClass):
"""Node that displays plot data in an Plotwidget"""
nodeName = '2D Curve'
def __init__(self, name):
self.view = None
Node.__init__(self,
name,
terminals=OrderedDict([('X', dict(io='in')),
('Y', dict(io='in')),
('dY',
dict(io='in',
optional=True))]))
self.txt = addWidget(self.graphicsItem(), 'plotText')
self.curveName = self._name
self.curve = self.addCurve(
self.plot, self.curveName
) #self.plot is set by the parent prior to initialization
self.txt.curve = self.curve
self.sigRenamed.connect(self.renamed)
def renamed(self, node, oldName):
print('renamed from ', oldName, ' to ', self._name)
self.renameLegendItem(self.plot.plotItem.legend, oldName,
self._name)
def process(self, X, Y, dY):
if X is not None and Y is not None:
if len(X) == len(Y):
self.txt.setText('length=%d\nx: %s\ny: [%s]...' %
(len(X), str(X[:20]), " ".join(
format(a, ".1f") for a in Y[:20])))
try:
if dY is not None and self.plot is not None:
self.plot.setYRange(dY[0], dY[1])
except Exception as e:
print(e)
self.curve.setData(X, Y)
return
self.curve.setData([])
################################################################################################
#######################--------Container Function calls start here------------##################
################################################################################################
class ArrayNode(CtrlNode):
nodeName = '1 Column Array'
uiTemplate = []
def __init__(self, name):
self.A = []
terminals = {'In': dict(io='in'), 'ArrayOut': dict(io='out')}
CtrlNode.__init__(self, name, terminals=terminals)
self.container = addWidget(self.graphicsItem(),
'array',
func=self.clear)
def clear(self):
self.A = []
self.container.label.setText('Empty')
def process(self, In, display=False):
try:
self.A.append(float(In))
self.container.label.setText('size:%d' % len(self.A))
except Exception as e:
print(e)
return {'ArrayOut': np.array(self.A)}
class ArrayNode2D(CtrlNode):
nodeName = '2 Column Array'
uiTemplate = []
def __init__(self, name):
self.A = []
self.B = []
terminals = {
'In1': dict(io='in'),
'In2': dict(io='in'),
'ArrayOut1': dict(io='out'),
'ArrayOut2': dict(io='out')
}
CtrlNode.__init__(self, name, terminals=terminals)
self.container = addWidget(self.graphicsItem(),
'array',
func=self.clear)
def clear(self):
self.A = []
self.B = []
self.container.label.setText('Empty')
def process(self, In1, In2, display=False):
try:
self.A.append(float(In1))
self.B.append(float(In2))
self.container.label.setText('size:%d' % len(self.A))
except Exception as e:
print(e)
return {
'ArrayOut1': np.array(self.A),
'ArrayOut2': np.array(self.B)
}
################################################################################################
#######################--------Input Function calls start here------------######################
################################################################################################
class CaptureNode1(CtrlNode):
nodeName = 'Capture1'
uiTemplate = [
('samples', 'spin', {
'value': 1000,
'dec': False,
'step': 10,
'minStep': 1,
'bounds': [0, 10000]
}),
('timegap', 'spin', {
'value': 1,
'dec': False,
'step': 10,
'minStep': 1,
'bounds': [0, 100]
}),
]
def __init__(self, name):
terminals = OrderedDict([('In', dict(io='in')),
('time', dict(io='out')),
('voltage', dict(io='out')),
('dV', dict(io='out'))])
CtrlNode.__init__(self, name, terminals=terminals)
self.comboBox = addWidget(self.graphicsItem(),
'combo',
items=self.I.allAnalogChannels)
def process(self, In, display=False):
try:
x, y = self.I.capture1(self.comboBox.currentText(),
int(self.ctrls['samples'].value()),
int(self.ctrls['timegap'].value()))
return {
'time': x,
'voltage': y,
'dV': self.I.achans[0].get_Y_range()
}
except Exception as e:
print(e)
return {'time': None, 'voltage': None}
class CaptureNode2(CtrlNode):
nodeName = 'Capture2'
uiTemplate = [
('samples', 'spin', {
'value': 1000,
'dec': False,
'step': 10,
'minStep': 1,
'bounds': [0, 5000]
}),
('timegap', 'spin', {
'value': 1,
'dec': False,
'step': 10,
'minStep': 1,
'bounds': [0, 100]
}),
]
def __init__(self, name):
terminals = OrderedDict([('In', dict(io='in')),
('time', dict(io='out')),
('V_CH1', dict(io='out')),
('V_CH2', dict(io='out'))])
CtrlNode.__init__(self, name, terminals=terminals)
self.comboBox = addWidget(self.graphicsItem(),
'combo',
items=self.I.allAnalogChannels)
def process(self, In, display=False):
try:
x, y1, y2 = self.I.capture2(self.ctrls['samples'].value(),
self.ctrls['timegap'].value(),
self.comboBox.currentText())
return {'time': x, 'V_CH1': y1, 'V_CH2': y2}
except Exception as e:
print(e)
return {'time': None, 'V_CH1': None, 'V_CH2': None}
class VoltNode(CtrlNode):
nodeName = 'AnalogIn'
uiTemplate = [
('channel', 'combo', {
'values': ['CH1', 'CH2', 'CH3', 'AN8', 'SEN', 'CAP']
}),
]
def __init__(self, name):
terminals = {'trig': dict(io='in'), 'V_out': dict(io='out')}
CtrlNode.__init__(self, name, terminals=terminals)
def process(self, trig, display=False):
if trig != None:
try:
val = self.I.get_voltage(
self.ctrls['channel'].currentText())
return {'V_out': val}
except Exception as e:
print(e)
return {'V_out': None}
################################################################################################
#######################-----------Options and settings start here------------###################
################################################################################################
class GainNode(CtrlNode, utilitiesClass):
nodeName = 'AnalogGain'
def __init__(self, name):
terminals = {}
CtrlNode.__init__(self, name, terminals=terminals)
self.graphicsItem().nameItem.setPlainText('')
self.wg = self.gainIcon(FUNC=self.I.set_gain)
self.comboBox = addWidget(self.graphicsItem(), 'generic', self.wg)
def process(self, display=False):
pass #return {'Y_CH1':self.I.achans['CH1'].get_Y_range(),'Y_CH2':self.I.achans['CH2'].get_Y_range()}
class ConstantNode(CtrlNode):
nodeName = 'Constant'
def __init__(self, name):
terminals = {'value': {'io': 'out', 'multiable': True}}
CtrlNode.__init__(self, name, terminals=terminals)
def process(self, display=False):
return {'value': [-4, 4]}
################################################################################################
#######################----------Output Function calls start here------------###################
################################################################################################
class DACNode(CtrlNode):
nodeName = 'PVx'
uiTemplate = [
('channel', 'combo', {
'values': ['PV1', 'PV2', 'PV3']
}),
]
def __init__(self, name):
terminals = {'V_in': dict(io='in'), 'V_out': dict(io='out')}
CtrlNode.__init__(self, name, terminals=terminals)
self.label = addWidget(self.graphicsItem(), 'label', units='V')
def process(self, V_in, display=False):
if V_in:
try:
val = self.I.DAC.setVoltage(
self.ctrls['channel'].currentText(), V_in)
self.label.setValue(val)
return {'V_out': val}
except Exception as e:
print(e)
return {'V_out': None}
class MyEvalNode(Node):
"""Return the output of a string evaluated/executed by the python interpreter.
The string may be either an expression or a python script, and inputs are accessed as the name of the terminal.
For expressions, a single value may be evaluated for a single output, or a dict for multiple outputs.
For a script, the text will be executed as the body of a function."""
nodeName = 'MyPythonEval'
def __init__(self, name):
Node.__init__(self,
name,
terminals={
'input': {
'io': 'in',
'renamable': True,
'multiable': True
},
'output': {
'io': 'out',
'renamable': True,
'multiable': True
},
},
allowAddInput=True,
allowAddOutput=True)
self.ui = QtGui.QWidget()
self.layout = QtGui.QGridLayout()
self.text = QtGui.QTextEdit()
self.text.setTabStopWidth(30)
self.text.setPlainText(
"# Access inputs as args['input_name']\nreturn {'output': None} ## one key per output terminal"
)
self.layout.addWidget(self.text, 1, 0, 1, 2)
self.ui.setLayout(self.layout)
#QtCore.QObject.connect(self.addInBtn, QtCore.SIGNAL('clicked()'), self.addInput)
#self.addInBtn.clicked.connect(self.addInput)
#QtCore.QObject.connect(self.addOutBtn, QtCore.SIGNAL('clicked()'), self.addOutput)
#self.addOutBtn.clicked.connect(self.addOutput)
self.text.focusOutEvent = self.focusOutEvent
self.lastText = None
def focusOutEvent(self, ev):
text = str(self.text.toPlainText())
if text != self.lastText:
self.lastText = text
self.update()
return QtGui.QTextEdit.focusOutEvent(self.text, ev)
def process(self, display=True, **args):
l = locals()
l.update(args)
## try eval first, then exec
try:
text = str(self.text.toPlainText()).replace('\n', ' ')
output = eval(text, globals(), l)
except SyntaxError:
fn = "def fn(**args):\n"
run = "\noutput=fn(**args)\n"
text = fn + "\n".join([
" " + l
for l in str(self.text.toPlainText()).split('\n')
]) + run
exec(text)
except:
print("Error processing node: %s" % self.name())
raise
return output
def saveState(self):
state = Node.saveState(self)
state['text'] = str(self.text.toPlainText())
return state
def restoreState(self, state):
Node.restoreState(self, state)
self.text.clear()
self.text.insertPlainText(state['text'])
self.restoreTerminals(state['terminals'])
self.update()
app = QtGui.QApplication([])
## Create main window with grid layout
win = QtGui.QMainWindow()
win.setWindowTitle('pyqtgraph example: Flowchart')
cw = QtGui.QWidget()
win.setCentralWidget(cw)
layout = QtGui.QGridLayout()
cw.setLayout(layout)
## Create flowchart, define input/output terminals
fc = Flowchart(terminals={
'dataIn': {'io': 'in'},
'dataOut': {'io': 'out'}
})
w = fc.widget()
## Add flowchart control panel to the main window
layout.addWidget(fc.widget(), 0, 0, 2, 1)
## Add two plot widgets
pw1 = pg.PlotWidget()
pw2 = pg.PlotWidget()
layout.addWidget(pw1, 0, 1)
layout.addWidget(pw2, 1, 1)
win.show()
## generate signal data to pass through the flowchart
data = np.random.normal(size=1000)
data[200:300] += 1
class Demo(QtGui.QWidget):
"""
The main class which controls initialization and
processing.
"""
def __init__(self, parent=None):
super(Demo, self).__init__()
self.setWindowTitle("Wiimote Activity")
self.showFullScreen()
self.layout = QtGui.QGridLayout()
self.setLayout(self.layout)
self.fc = Flowchart(terminals={"dataIn": {"io": "in"}, "dataOut": {"io": "out"}})
self.layout.addWidget(self.fc.widget(), 0, 0, 4, 1)
self.createNodes()
self.getWiimote()
# connect to wiimote with an address given as argument
def getWiimote(self):
if len(sys.argv) == 1:
addr, name = wiimote.find()[0]
elif len(sys.argv) == 2:
addr = sys.argv[1]
name = None
elif len(sys.argv) == 3:
addr, name = sys.argv[1:3]
print ("Connecting to %s (%s)" % (name, addr))
self.wiimoteNode.text.setText(addr)
self.wiimoteNode.connect_wiimote()
def update(self):
# let the app process events
pg.QtGui.QApplication.processEvents()
# create and config the nodes needed to recognize activities
def createNodes(self):
pwX = pg.PlotWidget()
pwY = pg.PlotWidget()
pwZ = pg.PlotWidget()
pwX.getPlotItem().hideAxis("bottom")
pwX.setYRange(300, 700)
pwY.getPlotItem().hideAxis("bottom")
pwY.setYRange(300, 700)
pwZ.getPlotItem().hideAxis("bottom")
pwZ.setYRange(300, 700)
self.layout.addWidget(pwX, 0, 1)
self.layout.addWidget(pwY, 1, 1)
self.layout.addWidget(pwZ, 2, 1)
# create nodes
pwXNode = self.fc.createNode("PlotWidget", pos=(-150, -150))
pwXNode.setPlot(pwX)
pwYNode = self.fc.createNode("PlotWidget", pos=(0, -150))
pwYNode.setPlot(pwY)
pwZNode = self.fc.createNode("PlotWidget", pos=(150, -150))
pwZNode.setPlot(pwZ)
self.fileReaderNode = self.fc.createNode("FileReaderNode", pos=(0, 150))
self.fftNode = self.fc.createNode("LiveFFTNode", pos=(0, 300))
self.classifierNode = self.fc.createNode("SvmClassifierNode", pos=(150, 150))
self.visualizerNode = self.fc.createNode("CategoryVisualizerNode", pos=(300, 150))
self.wiimoteNode = self.fc.createNode("Wiimote", pos=(-300, 0))
self.bufferXNode = self.fc.createNode("Buffer", pos=(-150, -300))
self.bufferYNode = self.fc.createNode("Buffer", pos=(0, -300))
self.bufferZNode = self.fc.createNode("Buffer", pos=(150, -300))
self.fc.connectTerminals(self.wiimoteNode["accelX"], self.bufferXNode["dataIn"])
self.fc.connectTerminals(self.wiimoteNode["accelY"], self.bufferYNode["dataIn"])
self.fc.connectTerminals(self.wiimoteNode["accelZ"], self.bufferZNode["dataIn"])
self.fc.connectTerminals(self.bufferXNode["dataOut"], pwXNode["In"])
self.fc.connectTerminals(self.bufferYNode["dataOut"], pwYNode["In"])
self.fc.connectTerminals(self.bufferZNode["dataOut"], pwZNode["In"])
self.fc.connectTerminals(self.fileReaderNode["data"], self.fftNode["samples"])
self.fc.connectTerminals(self.fileReaderNode["categories"], self.classifierNode["categories"])
self.fc.connectTerminals(self.bufferXNode["dataOut"], self.fftNode["accelX"])
self.fc.connectTerminals(self.bufferYNode["dataOut"], self.fftNode["accelY"])
self.fc.connectTerminals(self.bufferZNode["dataOut"], self.fftNode["accelZ"])
self.fc.connectTerminals(self.fftNode["samplesFrequencies"], self.classifierNode["trainingData"])
self.fc.connectTerminals(self.fftNode["testFrequencies"], self.classifierNode["testData"])
self.fc.connectTerminals(self.classifierNode["classification"], self.visualizerNode["classification"])
self.fileReaderNode.update()
def keyPressEvent(self, ev):
if ev.key() == QtCore.Qt.Key_Escape:
self.close()
if __name__ == '__main__':
import sys
app = QtGui.QApplication([])
win = QtGui.QMainWindow()
win.setWindowTitle('Activity tracker')
cw = QtGui.QWidget()
win.setCentralWidget(cw)
layout = QtGui.QGridLayout()
cw.setLayout(layout)
# Create an empty flowchart with a single input and output
fc = Flowchart(terminals={
'dataIn': {'io': 'in'},
'dataOut': {'io': 'out'}
})
w = fc.widget()
layout.addWidget(fc.widget(), 0, 0, 2, 1)
# wiimote node
wiimoteNode = fc.createNode('Wiimote', pos=(0, -300), )
# X
# buffer for X
xBufferNode = fc.createNode('CSV', pos=(150, -450))
# fft for X
xFftNode = fc.createNode('Fft', pos=(600, -450))
# plotting fft data of X
xFftPlotWidget = pg.PlotWidget()
layout.addWidget(xFftPlotWidget, 0, 2)
xFftPlotWidget.setYRange(0, 150)
class FlowchartCalibrateWindow:
def __init__(self):
"""
Flowchart inside new window for system calibration
"""
# Graphics window
self.win = QtGui.QMainWindow()
self.win.setWindowTitle('System Calibration Flowchart')
# Dock Area
dockArea = DockArea()
# Central widget
self.win.setCentralWidget(dockArea)
# Window Docks
fcWidgetDock = Dock('Flowchart Widget', size=(1, 1), hideTitle=True)
displayDock = Dock('Measurement and Calibration', size=(1, 1))
plotDocks = [Dock('Plot {}'.format(i), size=(1, 1)) for i in range(4)]
dockArea.addDock(fcWidgetDock, 'left')
dockArea.addDock(displayDock, 'right', fcWidgetDock)
dockArea.addDock(plotDocks[0], 'top', displayDock)
dockArea.addDock(plotDocks[1], 'right', plotDocks[0])
dockArea.addDock(plotDocks[2], 'top', displayDock)
dockArea.addDock(plotDocks[3], 'right', plotDocks[2])
# Window size
self.win.resize(800, 600)
# Flowchart
self.fc = Flowchart(terminals={
'dipImgIn': {
'io': 'in'
},
'CalibConstOut': {
'io': 'out'
},
})
# row, column, rowspan, colspan
fcWidgetDock.addWidget(self.fc.widget())
# Plot widgets
self.plt_widg = [FlowchartPlotWidget() for _ in range(len(plotDocks))]
[
plotDocks[i].addWidget(self.plt_widg[i])
for i in range(len(plotDocks))
]
# Graphics layout for displays
displayLayout = pg.GraphicsLayoutWidget(border='w')
displayDock.addWidget(displayLayout)
# Display widgets
self.disp_widg = []
self.disp_widg.append(
displayLayout.addLabel('', colspan=2, justify='left'))
displayLayout.nextRow()
self.disp_widg.append(
displayLayout.addLabel('', colspan=2, justify='left'))
# Flowchart library copy - custom nodes available to user
self.fc_library = fclib.LIBRARY.copy()
[
self.fc_library.addNodeType(nd, [('dipImage', 'Display')])
for nd in (FlowchartPlotNode, MeasurementDisplayNode,
CalibDisplayNode, ORingMeasurementDisplayNode)
]
# Filter nodes
[
self.fc_library.addNodeType(nd, [('dipImage', 'Filters')])
for nd in (GaussianConvolutionNode, GradientNode,
GradientMagnitudeNode, GradientDirectionNode,
EdgeObjectsRemoveNode, KuwaharaNode,
BilateralFilterNode)
]
# Binary Filter nodes
[
self.fc_library.addNodeType(nd, [('dipImage', 'Binary')])
for nd in (BinaryClosingNode, BinaryOpeningNode, BinaryErosionNode,
BinaryDilationNode, BinaryAreaClosingNode,
BinaryAreaOpeningNode, BinaryPropagationNode,
FillHolesNode)
]
# Segmentation nodes
[
self.fc_library.addNodeType(nd, [('dipImage', 'Segmentation')])
for nd in (ThresholdNode, RangeThresholdNode, MinimaNode,
MaximaNode, WatershedNode, SeededWatershedNode,
CannyNode, SegmentORingNode)
]
# Morphological nodes
[
self.fc_library.addNodeType(nd, [('dipImage', 'Morphological')])
for nd in (DilationNode, ErosionNode, OpeningNode, ClosingNode)
]
# Image nodes
[
self.fc_library.addNodeType(nd, [('dipImage', 'Image')])
for nd in (ConvertNode, FillNode, LabelNode, SetPixelSizeNode)
]
# Arithmetics nodes
[
self.fc_library.addNodeType(nd, [('dipImage', 'Arithmetics')])
for nd in (InvertNode, ApplyMaskNode, CreateMaskNode,
OperatorPlusNode)
]
# Measurement nodes
[
self.fc_library.addNodeType(nd, [('dipImage', 'Measurement')])
for nd in (MeasureNode, WorkingDistanceCorrectionNode,
CombineMeasurementNode)
]
self.fc.setLibrary(self.fc_library)
# Plot nodes and Widget connection
plt_nodes_x = (-20 + x * 120 for x in range(len(self.plt_widg)))
plt_nodes = [
self.fc.createNode('FlowchartPlot', pos=(x, -60))
for x in plt_nodes_x
]
[
nd.set_fcPlotWidget(widg)
for nd, widg in zip(plt_nodes, self.plt_widg)
]
# Connecting plot and display widgets with nodes
self.fc.sigFileLoaded.connect(self.setFlowchartPlotWidgets)
self.fc.sigFileLoaded.connect(self.setDisplayWidgets)
self.fc.sigChartChanged.connect(self.setFlowchartPlotWidgets)
self.fc.sigChartChanged.connect(self.setDisplayWidgets)
def setFlowchartPlotWidgets(self):
"""
Connect Flowchart plot widgets with nodes after loading fc file
"""
nd_list = []
for name, node in self.fc.nodes().items():
if isinstance(node, FlowchartPlotNode):
nd_list.append(node)
[nd.set_fcPlotWidget(widg) for nd, widg in zip(nd_list, self.plt_widg)]
def setDisplayWidgets(self):
"""
Connect Display widgets with nodes
"""
for name, node in self.fc.nodes().items():
if isinstance(node, MeasurementDisplayNode):
node.setDisplayWidget(self.disp_widg[0])
if isinstance(node, CalibDisplayNode):
node.setDisplayWidget(self.disp_widg[1])
def setInput(self, dip_img):
"""
Set Flowchart input
"""
self.fc.setInput(dipImgIn=dip_img)
def fc_process(self, dip_img):
"""
Process data with display=False (speed increase)
"""
return self.fc.process(dipImgIn=dip_img)['CalibConstOut']
def output(self):
"""
Process data through flowchart with display=True and return output
"""
return self.fc.output()['CalibConstOut']
def show(self):
self.win.show()
def close(self):
self.win.hide()