[vtkusers] Mesh Lines

Bhanu Hariharan bhanu at petrotel.com
Tue May 1 11:39:37 EDT 2012


Thanks Lubos for your reply. I tried increasing thickness but the behavior
remains the same as before.

I also want to add that the wireframe looks broken only at times at places
when I am rotating and also depends on the zoom level. If I dont zoom at
all it is fine but when I start zooming, the lines look broken randomly.


On Tue, May 1, 2012 at 9:32 AM, Lubos Brieda <lbrieda at yahoo.com> wrote:

> Also try to make them thicker (under actor->GetProperty()). Not sure if
> this is related but I've found that superimposing a wireframe actor with
> the default line thickness over a solid one makes the lines come and go
> unless you increase their thickness.
>
>   ------------------------------
> *From:* Bhanu Hariharan <bhanu at petrotel.com>
> *To:* Jothybasu Selvaraj <jothybasu at gmail.com>
> *Cc:* vtkusers at vtk.org
> *Sent:* Tuesday, May 1, 2012 10:25 AM
> *Subject:* Re: [vtkusers] Mesh Lines
>
> Thanks for your reply. I do have SetAmbient(1) set in my code but that
> doesn't help.
> Any more ideas will be greatly appreciated.
>
> Thanks,
> Bhanu
>
>
> On Tue, May 1, 2012 at 4:10 AM, Jothybasu Selvaraj <jothybasu at gmail.com>wrote:
>
> May be you need to manipulate the lighting of the actors.
>
> Can you try SetAmbient(1)?
>
> Jothy
>
> On Mon, Apr 30, 2012 at 10:03 PM, Bhanu Hariharan <bhanu at petrotel.com>wrote:
>
> Hi,
>
> I am using VtkUnstructuredGrid to render a 3D grid where each cube/block
> is marked by 8 world coordinates. Each grid block has a color
> associated with it and I am using a vtkLookUpTable for this.
>
> I also have defined grid lines/mesh to show on top of this to mark the
> grid blocks. For this I use vtkLODActor.
>
> The problem is when I rotate the grid, the grid lines appear broken
> depending on how I rotate and the level of zoom.
>
>
> Does anyone have a clue why this could be happening..Any help with this
> would be greatly appreciated.
>
> Thanks,
> Bhanu
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>
> --
> Jothy
>
>
>
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