[vtkusers] [vtk-developers] OpenGl version issue?

[Aashish Chaudhary]

Can you send me a sample code so that I can try it out? Also, please cc vtk
mailing list as well.

- Aashish



On Sat, Nov 23, 2013 at 3:42 AM, qt.itk.vtk.help
<qt.itk.vtk.help at gmail.com>wrote:

> It may be related with QVTKWidget also because color flickering is reduced
> when I am updating QVTKWidget [actually by calling QWidget's
> update() function ] after any interaction with crosshair. Still sometimes
> it is blinking with gray color.
>
>
> On Wed, Nov 20, 2013 at 4:02 PM, qt.itk.vtk.help <
> qt.itk.vtk.help at gmail.com> wrote:
>
>> No any warning/error on console on any machine. OS is Windows 7.
>>
>>
>> On Tue, Nov 19, 2013 at 6:37 PM, Aashish Chaudhary <
>> aashish.chaudhary at kitware.com> wrote:
>>
>>> And you don't get any error / warnings on the console? What OS ?
>>> Windows?
>>>
>>>
>>> On Tue, Nov 19, 2013 at 7:18 AM, qt.itk.vtk.help <
>>> qt.itk.vtk.help at gmail.com> wrote:
>>>
>>>> I am using vtkPolyData to make a cross hair on the vtkImageViewer2
>>>> window and setting colors to vertical and horizontal lines. On my machine
>>>> which is having OpenGl 3.3 the code is working fine. But if I run the code
>>>> on other machines that are having OpenGl 4.2 the horizontal line is losing
>>>> its color and became gray. If we scroll it over it blinks actual color but
>>>> again turned into gray.
>>>> Here I am attaching images:
>>>>
>>>> [image: Inline image 2]
>>>> And this is on my system.
>>>> [image: Inline image 1]
>>>> Sometimes on left clicks that is actually updating its position on
>>>> window it appears right but again became gray.
>>>>
>>>> The issue is not on my system but on other which are having different
>>>> opengl versions. Also is it happening only with horizontal line not in
>>>> anything else.
>>>>
>>>> What may be the problem is it related with some conflict with opengl's
>>>> new version?
>>>> Or it is related with VTK pipeline(but it is working well on my system
>>>> not a single time I noticed).
>>>>
>>>> We are using same VTK versions over all machines that is vtk-5.10.1
>>>> 64bit libs.
>>>> Strange error for me no any clue to solve it.
>>>>
>>>> Any help is appreciable.
>>>> Thanks and Regards,
>>>> Tab
>>>>
>>>>
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>>>>
>>>>
>>>
>>>
>>> --
>>> | Aashish Chaudhary
>>> | R&D Engineer
>>> | Kitware Inc.
>>> | www.kitware.com
>>>
>>
>>
>


-- 
| Aashish Chaudhary
| R&D Engineer
| Kitware Inc.
| www.kitware.com
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