refactor with classes
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06625d0716
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09f58f4202
129
pytec/tecQT.py
129
pytec/tecQT.py
@ -6,20 +6,43 @@ from pytec.client import Client
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rec_len = 1000
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refresh_period = 20
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channel_data = [{
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'adc': np.zeros(rec_len),
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'sens': np.zeros(rec_len),
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'temperature': np.zeros(rec_len),
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'i_set': np.zeros(rec_len),
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'pid_output': np.zeros(rec_len),
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'vref': np.zeros(rec_len),
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'dac_value': np.zeros(rec_len),
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'dac_feedback': np.zeros(rec_len),
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'i_tec': np.zeros(rec_len),
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'tec_i': np.zeros(rec_len),
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'tec_u_meas': np.zeros(rec_len),
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'interval': np.zeros(rec_len),
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} for _ in range(2)]
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class Curves:
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def __init__(self, legend: str, key: str, channel: int, color: str, buffer_len: int, period: int):
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self.curveItem = pg.PlotCurveItem(pen=({'color': color, 'width': 1}))
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self.legendStr = legend
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self.keyStr = key
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self.channel = channel
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self.data_buf = np.zeros(buffer_len)
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self.time_stamp = np.zeros(buffer_len)
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self.buffLen = buffer_len
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self.period = period
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def update(self, tec_data, cnt):
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if cnt == 0:
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np.copyto(self.data_buf, np.full(self.buffLen, tec_data[self.channel][self.keyStr]))
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else:
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self.data_buf[:-1] = self.data_buf[1:]
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self.data_buf[-1] = tec_data[self.channel][self.keyStr]
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self.time_stamp[:-1] = self.time_stamp[1:]
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self.time_stamp[-1] = cnt * self.period / 1000
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self.curveItem.setData(x = self.time_stamp, y = self.data_buf)
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class Graph:
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def __init__(self, parent: pg.LayoutWidget, title: str, row: int, col: int, curves: list[Curves]):
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self.plotItem = pg.PlotWidget(title=title)
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self.legendItem = pg.LegendItem(offset=(75, 30), brush=(50,50,200,150))
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self.legendItem.setParentItem(self.plotItem.getPlotItem())
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parent.addWidget(self.plotItem, row, col)
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self.curves = curves
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for curve in self.curves:
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self.plotItem.addItem(curve.curveItem)
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self.legendItem.addItem(curve.curveItem, curve.legendStr)
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def update(self, tec_data, cnt):
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for curve in self.curves:
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curve.update(tec_data, cnt)
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self.plotItem.setRange(xRange=[(cnt - self.curves[0].buffLen) * self.curves[0].period / 1000, cnt * self.curves[0].period / 1000])
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tec = Client()
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@ -36,74 +59,26 @@ cw.setLayout(l)
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pg.setConfigOptions(antialias=True)
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temp0plot= pg.PlotWidget(title='Channel 0 Temperature')
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layout.addWidget(temp0plot, 1, 1)
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temp1plot = pg.PlotWidget(title='Channel 1 Temperature')
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layout.addWidget(temp1plot, 2, 1)
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current0plot = pg.PlotWidget(title='Channel 0 Current')
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layout.addWidget(current0plot, 1, 2)
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current1plot = pg.PlotWidget(title='Channel 1 Current')
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layout.addWidget(current1plot, 2, 2)
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temp0curve = pg.PlotCurveItem(pen=({'color': 'r', 'width': 1}))
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temp1curve = pg.PlotCurveItem(pen=({'color': 'r', 'width': 1}))
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tecI0curve = pg.PlotCurveItem(pen=({'color': 'r', 'width': 1}))
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tecI1curve = pg.PlotCurveItem(pen=({'color': 'r', 'width': 1}))
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Iset0curve = pg.PlotCurveItem(pen=({'color': 'g', 'width': 1}))
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Iset1curve = pg.PlotCurveItem(pen=({'color': 'g', 'width': 1}))
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temp0plot.addItem(temp0curve)
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temp1plot.addItem(temp1curve)
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current0plot.addItem(tecI0curve)
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current0plot.addItem(Iset0curve)
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current1plot.addItem(tecI1curve)
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current1plot.addItem(Iset1curve)
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temp0legend = temp0plot.getPlotItem().addLegend(brush=(50,50,200,150))
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temp0legend.addItem(temp0curve, 'feedback')
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temp1legend = temp1plot.getPlotItem().addLegend(brush=(50,50,200,150))
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temp1legend.addItem(temp0curve, 'feedback')
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current0legend = current0plot.getPlotItem().addLegend(brush=(50,50,200,150))
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current0legend.addItem(tecI0curve, 'feedback')
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current0legend.addItem(Iset0curve, 'setpoint')
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current1legend = current1plot.getPlotItem().addLegend(brush=(50,50,200,150))
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current1legend.addItem(tecI1curve, 'feedback')
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current1legend.addItem(Iset1curve, 'setpoint')
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ch0tempGraph = Graph(layout, 'Channel 0 Termperature', 1, 1, [Curves('Feedback', 'temperature', 0, 'r', rec_len, refresh_period)])
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ch1tempGraph = Graph(layout, 'Channel 1 Termperature', 2, 1, [Curves('Feedback', 'temperature', 1, 'r', rec_len, refresh_period)])
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ch0currentGraph = Graph(layout, 'Channel 0 Current', 1, 2, [Curves('Feedback', 'tec_i', 0, 'r', rec_len, refresh_period),
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Curves('Setpoint', 'i_set', 0, 'g', rec_len, refresh_period)])
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ch1currentGraph = Graph(layout, 'Channel 1 Current', 2, 2, [Curves('Feedback', 'tec_i', 1, 'r', rec_len, refresh_period),
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Curves('Setpoint', 'i_set', 1, 'g', rec_len, refresh_period)])
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cnt = 0
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time_stamp = np.zeros(rec_len)
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def update(n):
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for data in tec.report_mode():
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ch = data[n]
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for tag, seq in channel_data[n].items():
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if tag in ch:
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v = ch[tag]
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if type(v) is float:
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if cnt == 0:
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np.copyto(seq, np.full(rec_len, v))
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else:
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seq[:-1] = seq[1:]
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seq[-1] = v
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if quit:
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break
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return
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def updateData():
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global cnt
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update(0)
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update(1)
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for data in tec.report_mode():
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ch0tempGraph.update(data, cnt)
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ch1tempGraph.update(data, cnt)
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ch0currentGraph.update(data, cnt)
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ch1currentGraph.update(data, cnt)
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if quit:
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break
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cnt += 1
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time_stamp[:-1] = time_stamp[1:]
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time_stamp[-1] = cnt * refresh_period / 1000
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temp0plot.setRange(xRange=[(cnt - rec_len) * refresh_period / 1000, cnt * refresh_period / 1000])
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temp1plot.setRange(xRange=[(cnt - rec_len) * refresh_period / 1000, cnt * refresh_period / 1000])
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current0plot.setRange(xRange=[(cnt - rec_len) * refresh_period / 1000, cnt * refresh_period / 1000])
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current1plot.setRange(xRange=[(cnt - rec_len) * refresh_period / 1000, cnt * refresh_period / 1000])
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temp0curve.setData(x = time_stamp, y = channel_data[0]['temperature'])
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temp1curve.setData(x = time_stamp, y = channel_data[1]['temperature'])
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tecI0curve.setData(x = time_stamp, y = channel_data[0]['tec_i'])
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tecI1curve.setData(x = time_stamp, y = channel_data[1]['tec_i'])
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Iset0curve.setData(x = time_stamp, y = channel_data[0]['i_set'])
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Iset1curve.setData(x = time_stamp, y = channel_data[1]['i_set'])
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## Start a timer to rapidly update the plot in pw
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