[vtkusers] VTK7.1: Wrong placement of labels in vtkCubeAxesActor

Mathieu Westphal mathieu.westphal at kitware.com
Fri Dec 23 07:07:22 EST 2016


We are aware, and the fix is almost merged.


Mathieu Westphal

On Fri, Dec 23, 2016 at 12:36 PM, marcin.krotkiewski <
marcin.krotkiewski at gmail.com> wrote:

> Hello everyone,
> I ran into an issue with the placement of axis tick labels. I've been
> using OpenGL2 renderer since it's initial release, and I've never had such
> problems before.
> As a start, a unit cube axis is displayed correctly (vtk7.1_unit.png).
> Screenshots using vtk7.0(.png) and vtk7.1(.png) show a surface rendered in
> the two last versions of VTK. The model is centered around [0,0] in X/Y,
> but the axis bounds are changed using SetX/Y/ZAxisRange. In vtk7.0 all
> labels are shown correctly. In 7.1 the Z labels are shown correctly, while
> X labels are placed very far from the axis, and Y labels are altogether
> gone.
> Figure vtk7.1_autobounds.png shows the result with automatic bounds. This
> time some labels on the Y axis are visible, but also in this case all are
> drawn in a wrong place.
> Since my code did not change, this behavior results from a difference
> between the two VTK versions. Does anyone have any idea why that is? Have I
> done sth. wrong, or is this a result of the new text/annotation code in
> vtk7.1?
> Thanks a lot !
> Marcin
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