Thanks. It works. Just curious: This command is not mentioned in the documentation so how does one learn more about it?
On Monday, July 1, 2019 at 9:28:31 AM UTC+5:30, [email protected] wrote: > > Add to end of your code: > > while w.isVisible(): > app.processEvents() > > That's all, > Vasilije > > > > On Sun, Jun 30, 2019 at 8:38 PM Radhika Prasad <[email protected] > <javascript:>> wrote: > >> I have tried using the pyqtgraph surface plot example for obtaining a >> surface plot. Unfortunately, nothing appears. Please help. >> Even in the example code, if I comment out everything else except for the >> saddle surface plot, then also nothing appears. >> >> Here is the code: >> >> from pyqtgraph.Qt import QtCore, QtGui >> import pyqtgraph as pg >> import pyqtgraph.opengl as gl >> import numpy as np >> >> ## Create a GL View widget to display data >> app = QtGui.QApplication([]) >> w = gl.GLViewWidget() >> w.show() >> w.setWindowTitle('pyqtgraph example: GLSurfacePlot') >> #w.setCameraPosition(distance=50) >> >> g = gl.GLGridItem() >> g.scale(2,2,1) >> g.setDepthValue(10) # draw grid after surfaces since they may be >> translucent >> w.addItem(g) >> >> x = np.linspace(-8, 8, 50) >> y = np.linspace(-8, 8, 50) >> #z = np.exp((-x.reshape(50,1) ** 2) - (y.reshape(1,50) ** 2)) >> z = x.reshape(50,1)+y.reshape(1,50) >> p = gl.GLSurfacePlotItem(x=x, y=y, z=z, shader='normalColor') >> #p2.translate(-10,-10,0) >> w.addItem(p) >> >> >> -- >> You received this message because you are subscribed to the Google Groups >> "pyqtgraph" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected] <javascript:>. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/pyqtgraph/43710773-a836-427a-816a-fa36ab2cc507%40googlegroups.com >> >> <https://groups.google.com/d/msgid/pyqtgraph/43710773-a836-427a-816a-fa36ab2cc507%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> For more options, visit https://groups.google.com/d/optout. >> > -- You received this message because you are subscribed to the Google Groups "pyqtgraph" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/pyqtgraph/096bc9d0-dba1-45ba-9db0-2b8c04386772%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
