[vtkusers] vtkActor circle point

Goodwin Lawlor goodwin.lawlor.lists at gmail.com
Tue Feb 18 10:27:33 EST 2014


Look like your graphics card isn't blending the layers correctly. I just
did a quick test and it worked fine for Vertex and Polyvertex primitives
(on a Intel HD Graphics 4000 card)

What graphics card do you have? Try updating its drivers to the most recent
version.

hth

Goodwin


On Tue, Feb 18, 2014 at 2:21 PM, Matias Montroull <matimontg at gmail.com>wrote:

> here it goes..
>
>
> On Tue, Feb 18, 2014 at 11:10 AM, Goodwin Lawlor <
> goodwin.lawlor.lists at gmail.com> wrote:
>
>> Hi Matias,
>>
>> Sorry - I should have been clearer. I meant an image or screen capture of
>> the render window showing where VTK "rounds the points but the
>> background is black"
>>
>> Thanks,
>>
>> Goodwin
>>
>>
>> On Mon, Feb 17, 2014 at 10:02 PM, Matias Montroull <matimontg at gmail.com>wrote:
>>
>>> Hi Goodwin,
>>>
>>> I attach one of the images..
>>>
>>> thanks,
>>>
>>>
>>> On Sat, Feb 15, 2014 at 3:01 PM, Goodwin Lawlor <
>>> goodwin.lawlor.lists at gmail.com> wrote:
>>>
>>>> Hi Matias,
>>>>
>>>> Can you post an example image of the problem?
>>>>
>>>> OpenGL point smoothing is implementation dependent (graphics
>>>> card/driver) - so it may have to do with your setup there.
>>>>
>>>> Goodwin
>>>>
>>>>
>>>> On Sat, Feb 15, 2014 at 3:44 PM, Matias Montroull <matimontg at gmail.com>wrote:
>>>>
>>>>> one question on this:
>>>>> vtkRenderWindow::PointSmoothingOn ()
>>>>> It rounds the points but the background is black, so I still see a
>>>>> black box.. any ideas?
>>>>> Thanks,
>>>>>
>>>>>
>>>>> On Sat, Feb 15, 2014 at 11:17 AM, Matias Montroull <
>>>>> matimontg at gmail.com> wrote:
>>>>>
>>>>>> Thank you both, it worked perfectly!
>>>>>>
>>>>>> Matias.
>>>>>>
>>>>>>
>>>>>> On Thu, Feb 13, 2014 at 8:33 AM, Goodwin Lawlor <
>>>>>> goodwin.lawlor.lists at gmail.com> wrote:
>>>>>>
>>>>>>> Hi Matias,
>>>>>>>
>>>>>>> Try
>>>>>>>
>>>>>>> vtkRenderWindow::PointSmoothingOn ()
>>>>>>>
>>>>>>> Docs here http://goo.gl/hurQsg
>>>>>>>
>>>>>>> hth
>>>>>>>
>>>>>>> Goodwin
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>  On Wed, Feb 12, 2014 at 11:06 PM, Matias Montroull <
>>>>>>> matimontg at gmail.com> wrote:
>>>>>>>
>>>>>>>>  Hi,
>>>>>>>>
>>>>>>>> is there a way to to render points as circle instead of squares?
>>>>>>>>
>>>>>>>> So far I've been able to set the point size and color but I can't
>>>>>>>> find a way to change the shape of the points..
>>>>>>>>
>>>>>>>> Thanks!
>>>>>>>>
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>>>>>>
>>>>>
>>>>
>>>
>>
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