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[ui/plot] plotting chuncks of the data

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wendtalexander 2024-10-09 17:15:33 +02:00
parent 32c79ff47b
commit 3ca48d11fe
1 changed files with 61 additions and 33 deletions
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94
pyrelacs/ui/plots/continously.py
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@ -19,49 +19,77 @@ class Continously:
self.figure.setBackground("w")
self.daq_plot = self.figure.addPlot(row=0, col=0)
pen = pg.mkPen("red")
self.time = np.zeros(self.buffer.size)
self.data = np.zeros(self.buffer.size)
log.debug(self.data.size)
log.debug(self.time.size)
# self.time = np.zeros(self.buffer.size)
# self.data = np.zeros(self.buffer.size)
self.line = self.daq_plot.plot(
self.time,
self.data,
# self.time,
[0],
pen=pen,
setCliptoView=True,
symbol="o",
)
while self.buffer.totalcount() < 4000:
# self.item = 0
# while self.buffer.totalcount() < 3_000_000:
# log.debug(self.buffer.totalcount())
# self.time = np.roll(self.time, -1)
# self.data = np.roll(self.data, -1)
# try:
# item, time_index = self.buffer.get(self.item)
# except IndexError:
# item = 0
# time_index = 0
# self.time[-1] = time_index
# self.data[-1] = item
# self.line.setData(self.time, self.data)
# self.item += 1
self.plot_index = 0
self.CHUNK_PLOT = 1000
self.timer = QTimer()
self.timer.setInterval(200)
self.timer.timeout.connect(self.update_plot)
self.timer.start()
# self.update_plot()
def update_plot(self):
log.debug(self.buffer.totalcount())
if self.buffer.totalcount() > self.CHUNK_PLOT:
log.debug(self.buffer.totalcount())
self.time = np.roll(self.time, -1)
self.data = np.roll(self.data, -1)
try:
item, time_index = self.buffer.get(self.buffer.write_index() - 1)
# item, time_index = self.buffer.get(self.buffer.write_index() - 1)
items = self.buffer.read(
self.buffer.write_index() - self.CHUNK_PLOT, count=self.CHUNK_PLOT
)
# times = (np.arange(len(items)) / self.buffer.samplerate) + self.time[-1]
except IndexError:
item = 0
items = np.zeros(self.CHUNK_PLOT)
times = np.zeros(self.CHUNK_PLOT)
# log.debug("Stopping the timer")
# self.timer.stop()
time_index = 0
self.time[-1] = time_index
self.data[-1] = item
self.line.setData(self.time, self.data)
log.debug("No Data Available")
# self.time = np.roll(self.time, -len(items))
# self.data = np.roll(self.data, -len(items))
#
# # self.time[-len(times) :] = times
# self.data[-len(items) :] = items
# self.timer = QTimer()
# self.timer.setInterval(1)
# self.timer.timeout.connect(self.update_plot)
# self.timer.start()
self.line.setData(
# self.time,
items,
)
self.plot_index += len(items)
else:
# self.timer.stop()
# embed()
# exit()
pass
# self.update_plot()
#
# def update_plot(self):
# log.debug(self.buffer.totalcount())
# while self.buffer.totalcount() < 4000:
# log.debug(self.buffer.totalcount())
# self.time = np.roll(self.time, -1)
# self.data = np.roll(self.data, -1)
# try:
# item, time_index = self.buffer.get(self.buffer.write_index() - 1)
# except IndexError:
# item = 0
# time_index = 0
# self.time[-1] = time_index
# self.data[-1] = item
# self.line.setData(self.time, self.data)
def stop_plotting(self):
self.timer.stop()