def simple_2d_plot():
app = QtGui.QApplication([])
win = PlotWindow()
plot = AutoPlot(parent=win)
win.plot.setPlotWidget(plot)
win.show()
# plotting 1d traces
if False:
logger.info(f"1D trace")
t0 = time.perf_counter()
nsamples = 30
for i in range(nsamples):
data = datadict_to_meshgrid(
testdata.get_1d_scalar_cos_data(201, 2)
)
win.plot.setData(data)
t1 = time.perf_counter()
fps = nsamples/(t1-t0)
logger.info(f"Performance: {fps} FPS")
# plotting images
if True:
logger.info(f"2D image")
t0 = time.perf_counter()
nsamples = 30
for i in range(nsamples):
data = datadict_to_meshgrid(
testdata.get_2d_scalar_cos_data(201, 101, 1)
)
win.plot.setData(data)
t1 = time.perf_counter()
fps = nsamples/(t1-t0)
logger.info(f"Performance: {fps} FPS")
# plotting 2d scatter
if False:
logger.info(f"2D scatter")
t0 = time.perf_counter()
nsamples = 30
for i in range(nsamples):
data = testdata.get_2d_scalar_cos_data(21, 21, 1)
win.plot.setData(data)
t1 = time.perf_counter()
fps = nsamples/(t1-t0)
logger.info(f"Performance: {fps} FPS")
return app.exec_()
def main():
fc = linearFlowchart(('dummy', DummyNode))
node = fc.nodes()['dummy']
dialog = widgetDialog(node.ui, title='dummy node')
data = testdata.get_2d_scalar_cos_data(2, 2, 1)
fc.setInput(dataIn=data)
return dialog, fc
def data(self) -> Iterable[DataDictBase]:
fulldata = testdata.get_2d_scalar_cos_data(self.nrows, self.ncols)
idx = 0
size = self.nrows * self.ncols
if size == 0:
raise ValueError('Data has size zero.')
data = fulldata.structure(same_type=True)
assert isinstance(data, DataDictBase)
while idx < size:
idx += self.chunksize
if idx >= size:
idx = size
for k, v in fulldata.data_items():
data[k]['values'] = fulldata.data_vals(k)[:idx]
yield data
yield data
def data(self) -> Iterable[DataDictBase]:
for i in range(self.nreps):
yield testdata.get_2d_scalar_cos_data(self.nx, self.nx, self.nsets)