Re: NullPointerException in Gridded3DSet.makeIsoLines()

  • To: Doug Lindholm <lind@xxxxxxxx>
  • Subject: Re: NullPointerException in Gridded3DSet.makeIsoLines()
  • From: Tom Rink <rink@xxxxxxxxxxxxx>
  • Date: Fri, 17 Jan 2003 08:39:45 -0600
Hi Doug,

Please send me a test case, or at least the data and a description of
the display setup, eg. ScalarMaps etc.

Tom Rink

Doug Lindholm wrote:

> I must have been asking VisAD to display contours of some unfriendly
> data, but I'd expect a healthier response:
>
> java.lang.NullPointerException
>         at visad.Gridded3DSet.makeIsoLines(Gridded3DSet.java:1705)
>         at visad.ShadowType.makeContour(ShadowType.java:3553)
>         at
> visad.java3d.ShadowTypeJ3D.makeContour(ShadowTypeJ3D.java:329)
>         at
> visad.ShadowFunctionOrSetType.doTransform(ShadowFunctionOrSetType.java:2074)
>         at
> visad.java3d.ShadowFunctionOrSetTypeJ3D.doTransform(ShadowFunctionOrSetTypeJ3D.java:100)
>         at
> visad.java3d.ShadowFunctionOrSetTypeJ3D.recurseRange(ShadowFunctionOrSetTypeJ3D.java:986)
>         at
> visad.ShadowFunctionOrSetType.doTransform(ShadowFunctionOrSetType.java:2914)
>         at
> visad.java3d.ShadowFunctionOrSetTypeJ3D.doTransform(ShadowFunctionOrSetTypeJ3D.java:100)
>         at
> visad.java3d.DefaultRendererJ3D.doTransform(DefaultRendererJ3D.java:99)
>         at visad.java3d.RendererJ3D.doAction(RendererJ3D.java:180)
>         at visad.DisplayImpl.doAction(DisplayImpl.java:1546)
>         at visad.ActionImpl.run(ActionImpl.java:303)
>         at visad.util.ThreadPool$ThreadMinnow.run(ThreadPool.java:95)
>
> Also, the "please wait" is left on.
>
> Cheers,
> Doug
>
> --
> *----------------------------------------------------------------------*
> | Doug Lindholm, Software Engineer          |  E-mail: lind@xxxxxxxx   |
> | Research Applications Program             |   Phone: 303-497-8374    |
> | National Center for Atmospheric Research  |                          |
> | P.O. Box 3000                             |     There's no place     |
> | Boulder, Colorado 80307-3000              |        like $HOME        |
> *----------------------------------------------------------------------*


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