[vtkusers] XYPlot for multiblock datasets

David E DeMarle dave.demarle at kitware.com
Wed Aug 20 12:46:16 EDT 2008


Howdy,

vtkProbeFilter maintains an array that describes whether each sample
is valid or not. ParaView's charting classes use that array to decide
what line segments to connect.

cheers,
Dave

On Wed, Aug 20, 2008 at 11:44 AM, Gerrick Bivins
<gbivins at objectreservoir.com> wrote:
>
> Hi All,
> In my application, I have the ability to cut through a multiblock dataset
> and generate a plot from the slice using the spline widget  projected onto
> the slice and setting it's polydata to a probe filter. However, in the
> xyplot, the line is discontinuous wherever the probe crosses the boundaries
> of the each multiblock. So instead of smooth lines on the chart, I get a
> chart with segments that almost looks like a bar chart.
>
> Probe within same block:
> http://www.nabble.com/file/p19070589/probewithinblock.jpeg
>
> Probe through multiple blocks:
> http://www.nabble.com/file/p19070589/probethroughmultipleblocks.jpeg
>
> I know it's possible to plot a smooth line, because I don't see these
> effects when probing the dataset within Paraview, so if anyone has any
> advice on this, it would be greatly appreciated!
> Gerrick
>
>
> --
> View this message in context: http://www.nabble.com/XYPlot-for-multiblock-datasets-tp19070589p19070589.html
> Sent from the VTK - Users mailing list archive at Nabble.com.
>
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