Ok, thanks a lot, that works!
Greetings,
Natalie
> Date: Sun, 15 Mar 2009 18:37:22 -0400
> Subject: Re: [Paraview] problems setting vtkDoubleArray with 3 components
> From: [email protected]
> To: [email protected]
> CC: [email protected]; [email protected]
>
> That's correct.
>
> On Sun, Mar 15, 2009 at 6:10 PM, Robert Michael O'Bara
> <[email protected]> wrote:
> > Hi All,
> >
> > I'm not 100% sure but I think you must call SetNumberOfComponents prior to
> > SetNumberOfTuples.
> >
> > Bob
> >
> > Robert M. O'Bara, MEng.
> > Research & Development Engineer
> >
> > On Mar 15, 2009, at 5:50 PM, Burlen Loring wrote:
> >
> >> Also, if you SetNumberOfComponents, and SetNumberOfTuples, you want to use
> >> SetTuple(i,Tuple) not InsertNextTuple, because that will add them at the
> >> end.
> >>
> >> Natalie Happenhofer wrote:
> >>>
> >>> Hi!
> >>> I´d like to set a vtkDoubleArray with 3 Components, it should be a vector
> >>> array, the code looks like this:
> >>>
> >>>
> >>> vtkDoubleArray* momentum = vtkDoubleArray::New();
> >>> momentum -> SetNumberOfTuples(numOfTuples);
> >>> momentum -> SetNumberOfComponents(3);
> >>>
> >>> for(vtkIdType i = 0; i < numOfTuples; i++)
> >>> {double Tuple[3] = {xm_array -> GetValue(i), ym_array -> GetValue(i),
> >>> 0.0};
> >>>
> >>> momentum -> InsertNextTuple(Tuple);
> >>> }
> >>>
> >>> Executing the code, I get the following error:
> >>> " Point array Momentum with 3 components, has 78520 tuples but there are
> >>> only 58890 points"
> >>>
> >>> numOfTuples just has the value 58890, it should not be inserting more
> >>> tuples than that.. ?
> >>>
> >>> thx,
> >>> Natalie
> >>>
> >>>
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