[vtkusers] fastest render method for spheres...?!

[David Gobbi]

You can run the sphere through vtkStripper to make it render faster
without losing any detail.

  David


On Thu, Feb 4, 2010 at 11:03 AM, Benjamin Frigan
<frigan at itap.physik.uni-stuttgart.de> wrote:
> I apologize for the typo.
> I wanted to say, that all faces that are facing away from the camera are
> not drawn because they are always covered by faces that are facing
> towards the camera.
>
>
>
>
> Benjamin Frigan schrieb:
>> I forgot to ask the following:
>> I know that in OpenGL, when you render a large amount of objects, you
>> can use something that is called "Backface Culling". Then, all faces
>> that are facing away from the camera because they are always covered by
>> faces that are facing towards the camera. Is this implemented in VTK by
>> default or do I have to enable it somehow?
>>
>> I've read that VMD (apparently quite popular molecular visualizer) can
>> handle thousands of molecules + connections without any problems, with
>> high sphere resolution!!!
>>
>>
>> Francois,
>> I will take a look into that.
>>
>>
>>
>> Ben
>>
>>
>>
>> Liam Kurmos schrieb:
>>
>>> On Thu, Feb 4, 2010 at 5:44 PM, Benjamin Frigan
>>> <frigan at itap.physik.uni-stuttgart.de> wrote:
>>>
>>>
>>>> But then what's the point of using spheres? With such a low resolution I
>>>> could use cubes as well. But I don't want that.
>>>>
>>>>
>>> I was just using one sphere, the resolution was 8 and thats was fine
>>> for what i'm doing.
>>>
>>> If the number of pixels of the rendered image is small there won't be
>>> any difference.
>>>
>>> Liam
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>>
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>
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