4d846e2aad
- disabled opengl (performance issues in Qt 4.7)
- numerous caching changes (disabled deviceCoordinateCache due to performance issues)
- speed up loading large images in ImageView
- bugfixes from Ingo Breßler
- Transform rotation bugfix
- Added debug module
- Major performance enhancements for scatterplot, fixed point clicking issues
** API change for scatterplot click signals
- Drawing on ImageItem is working well now
- PlotItem downsampling no longer uses scipy.signal.resample (this was creating artifacts)
- Fixed ViewBox behavior when aspect-locked
33 lines
949 B
Python
Executable File
33 lines
949 B
Python
Executable File
#!/usr/bin/python
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# -*- coding: utf-8 -*-
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## Add path to library (just for examples; you do not need this)
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import sys, os
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sys.path.insert(0, os.path.join(os.path.dirname(__file__), '..', '..'))
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from scipy import random
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from numpy import linspace
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from PyQt4 import QtGui, QtCore
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import pyqtgraph as pg
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from pyqtgraph.MultiPlotWidget import MultiPlotWidget
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try:
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from metaarray import *
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except:
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print "MultiPlot is only used with MetaArray for now (and you do not have the metaarray package)"
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exit()
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app = QtGui.QApplication([])
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mw = QtGui.QMainWindow()
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mw.resize(800,800)
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pw = MultiPlotWidget()
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mw.setCentralWidget(pw)
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mw.show()
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ma = MetaArray(random.random((3, 1000)), info=[{'name': 'Signal', 'cols': [{'name': 'Col1'}, {'name': 'Col2'}, {'name': 'Col3'}]}, {'name': 'Time', 'vals': linspace(0., 1., 1000)}])
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pw.plot(ma)
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## Start Qt event loop unless running in interactive mode.
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if sys.flags.interactive != 1:
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app.exec_()
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