[vtkusers] performance reading large data sets

Cory Quammen cory.quammen at kitware.com
Sat Sep 19 20:22:17 EDT 2015


Adding in the list.
On Sep 19, 2015 8:21 PM, "Cory Quammen" <cory.quammen at kitware.com> wrote:

> Is your VTK compiled in debug or release mode? That can make a huge
> difference, especially when you are loading ASCII files.
>
> HTH,
> Cory
>
> On Sep 19, 2015 2:51 PM, "Michael Arneson" <michael.arneson at geotoolkit.net>
> wrote:
> >
> > Hi
> > I am trying to read in a large vtk file (13 million points) using the
> java
> > wrapped vtk libraries.
> >
> > It takes my program 15 minutes just to load the vtk file but when i load
> the
> > data into ParaView, it takes 3 minutes to load and view the file.
> >
> > Should I be using a different reader to read in the data?
> >
> > Does anyone know what ParaView is using to load the data so quickly
> (since
> > ParaView uses vtk)
> >
> > I am using the following code to load the file:
> >
> > static {
> >         vtkNativeLibrary.LoadAllNativeLibraries();
> > }
> >
> > ...
> >
> > vtkGenericDataObjectReader reader = new vtkGenericDataObjectReader();
> > reader.SetFileName("....");
> > reader.Update();
> >
> > Thank you,
> > Michael
> >
> >
> >
> > --
> > View this message in context:
> http://vtk.1045678.n5.nabble.com/performance-reading-large-data-sets-tp5734024.html
> > Sent from the VTK - Users mailing list archive at Nabble.com.
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