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<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>I apologize if this is a basic question but I was unable to
find the information I need by searching the mail archive…</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>I would like to make a very basic XY plot where I have X and
Y data in two Python lists. I have seen some examples that are apparently
quite dated (from 1999) and no longer apply to modern versions of VTK. </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Can someone point me to a reference or comment on what the
basic strategy to generate an XY plot from a non-VTK datasource?</span></font></p>
<p class=MsoPlainText><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> </span></font></p>
<p class=MsoPlainText><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Here is what I’m trying to do, anyone in the know will
quickly see that this is wrong and doesn’t work… Can
someone get me on track? -- Thanks!</span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>import vtk<br>
<br>
x=[0., .5, 1.5, 2.7, 8.2, 9.3]<br>
y=[0., 1.3, 2.9, 5.6, 7.3, 8.7]<br>
z=[0., 0., 0., 0., 0., 0.]<br>
N=len(x)<br>
<br>
curve1=vtk.vtkRectilinearGrid()<br>
curve1.SetDimensions(N,1,1)<br>
dataValues=vtk.vtkFloatArray()<br>
xCoords=vtk.vtkFloatArray()<br>
zCoords=vtk.vtkFloatArray()<br>
<br>
for i in range(N):<br>
dataValues.InsertNextTuple1(y[i])<br>
xCoords.InsertNextTuple1(x[i])<br>
zCoords.InsertNextTuple1(z[i])<br>
<br>
curve1.SetXCoordinates(xCoords)<br>
curve1.SetYCoordinates(dataValues)<br>
curve1.SetZCoordinates(zCoords)<br>
<br>
xyPlot=vtk.vtkXYPlotActor()<br>
xyPlot.SetXValuesToArcLength()<br>
xyPlot.AddInput(curve1)<br>
<br>
ren = vtk.vtkRenderer()<br>
ren.SetBackground(1,1,.9)<br>
<br>
renWin = vtk.vtkRenderWindow()<br>
renWin.SetSize(600, 400)<br>
renWin.AddRenderer(ren)<br>
<br>
ren.AddActor(xyPlot)<br>
renWin.Render()<br>
</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> </span></font></p>
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