[vtkusers] Window Flickers.

R K Shyamprakash ramakrishna.prakash at quest-global.com
Mon Jun 23 08:59:52 EDT 2003


Jeff,
        I do perform a pick upon mouseClick. but it works fine if I use
standard binary download from VTK site. the problem exists only with my VTK
build. Do I need to make any changes in the code before building?

Thanks
Shyam

-----Original Message-----
From: vtkusers-admin at vtk.org [mailto:vtkusers-admin at vtk.org]On Behalf Of
Jeff Lee
Sent: Friday, June 20, 2003 5:54 PM
To: R K Shyamprakash
Cc: vtkusers at vtk.org
Subject: Re: [vtkusers] Window Flickers.




R K Shyamprakash wrote:

>Hi,
>    Even I had a similar problemsometime back when I myself built the VTK
>4.2 release. When I clicked on the 3d object it used to flicker, it's front
>face used  toget chopped off(similar effect as that we get when we set
>FrontFaceCullingOn()) and sometime the object used to show a mixed solid
and
>wireframe representaion. Then I used the binary from VTK and the problem
was
>gone, but till date I am not suer what exactly was the problem. Can anybody
>please analyze this?
>
did you have a vtkTextMapper in your renderer at the time?  when you
clicked, did you also perform a pick?
-Jeff

>
>Shyam
>
>-----Original Message-----
>From: vtkusers-admin at vtk.org [mailto:vtkusers-admin at vtk.org]On Behalf Of
>Amit Tikekar
>Sent: Friday, June 20, 2003 10:35 AM
>To: vtkusers at www.vtk.org
>Subject: [vtkusers] Window Flickers.
>Sensitivity: Private
>
>
>Hi,
>
>I have an image processing application. I read the image data & then pass
it
>to vtkImageViewer. This image is displayed in a child window through MFC.
>When I resize(stretch or shrink via mouse)  the window the whole view area
>flickers. I checked whether the double buffering mode is ON & by default it
>is. I tried the same process on other imaging applications & there the
>flicker is absent.
>
>What am I missing ? Or is this all VTK can offer me ?
>
>Looking forward to your help.
>
>Regards
>Amit
>
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--
Jeff Lee
Software Engineer
Computational Dynamics North America Ltd
21 Lafayette Street, Suite 230
Lebanon NH 03766 USA
fax:   603 643 9994
phone: 603 643 9993 x109
http://www.cd-adapco.com


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