[vtkusers] How to 'best' visualize meshed objects with VTK?

[Dženan Zukić]

Is volume rendering applicable to your case?

HTH

On Tue, Mar 29, 2011 at 17:45, Petr Lorenz <petr.lorenz at ieee.org> wrote:

> Hello,
>
> I have a mesh = rectilinear grid, and objects meshed in this grid. To each
> "cell" of the grid either an object is assigned, or the cell is left empty.
> Now I want to visualize the non-empty cells with differently colored cubes
> (cells) with a color corresponding to specific objects.
>
> The primitive way I used for the visualization is to create a
> vtkCubeSource->vtkPolyDataMapper->vtkActor pipeline for each non-empty cell
> and see in this way the meshed objects. However, the number of cells in a
> typical mesh is about 1.000.000 with ca. 100.000 non-empty cells, which
> results in very large processing time of VTK making any interactive usage
> impossible.
>
> Does anybody have an idea how to do the visualization in a better way? Can
> I maybe somehow use glyphing?
>
> Many thanks!
> Petr
>
>
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