On 17 March 2014 20:50, Nicolai Hess <nicolaih...@web.de> wrote:

> 2014-03-17 18:09 GMT+01:00 Igor Stasenko <siguc...@gmail.com>:
>
>
>>
>>
>> On 17 March 2014 16:57, Ben Coman <b...@openinworld.com> wrote:
>>
>>>
>>> As NBOpenBL gets broader use by end-users of applications like Roassal,
>>> there is a good chance of a flood of these reports.  Maybe too late to get
>>> into Pharo3, but it would good (if possible) for system checking be built
>>> in to determine the feature support of a user's graphic card.
>>>
>>> Alternatively, such reports might be reduced with better indication its
>>> a lack of feature rather than an error.
>>> For example:
>>>     NBGLFrameBuffer(Object)>>unspportedFeature:
>>> looks better than :
>>>     NBGLFrameBuffer(Object)>>error:
>>>
>>>
>> What does it changes? This error is going from OpenGL itself.
>> GL_FRAMEBUFFER_UNSUPPORTED is a constant reported by opengl..
>> are you going to introduce separate error-handling method for each and
>> every possible error code which opengl produces (includes hundreds of
>> extensions and more coming each year) ?
>> If yes, then i wish you good luck! :)
>>
>> The complete error description can be found in corresponding OpenGL
>> documentation. As well as recommendations what to do and what not. And i am
>> not going to teach how to use OpenGL library. ;)
>>
>>
>>
>>> cheers -ben
>>>
>>>
>>> In another thread Ronie Salgado wrote:
>>>
>>>  Hi Nicolai,
>>>
>>>  What are your system specs?, specially your graphic card.
>>>  Roassal3D requires a graphic card with at least OpenGL 2.0 support.
>>> Try updating your graphic drivers
>>>
>>>  Greetings,
>>>  Ronie
>>>
>>>
>>>
>>> This thread Igor Stasenko wrote:
>>>
>>>
>>>
>>>
>>> On 17 March 2014 12:13, Nicolai Hess <nicolaih...@web.de> wrote:
>>>
>>>>
>>>> 2014-03-17 11:49 GMT+01:00 Igor Stasenko <siguc...@gmail.com>:
>>>>
>>>>  https://ci.inria.fr/pharo-contribution/job/NBOpenGL/
>>>>>
>>>>>
>>>>> On 16 March 2014 00:02, Nicolai Hess <nicolaih...@web.de> wrote:
>>>>>
>>>>>> Is there a working version (maybe with examples)
>>>>>> for NBOpenGL on Windows?
>>>>>>
>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>>  --
>>>>> Best regards,
>>>>> Igor Stasenko.
>>>>>
>>>>
>>>>
>>>>  Thank you Igor,
>>>>
>>>>  now the question is, what to do with this?
>>>>  It looks like the same version I would get on installing Roassal3D,
>>>> which doesn't
>>>>  work (all windows are empty).
>>>>
>>>>  Running
>>>>  GLViewportMorph new openInWorld
>>>>  or
>>>> GLTTRenderingDemo new openInWorld
>>>> results in an error
>>>> NBGLFrameBuffer(Object)>>error:
>>>> 'Frame buffer is incomplete: GL_FRAMEBUFFER_UNSUPPORTED'
>>>>
>>>>
>>> so your graphics card/driver don't supports requested configuration of
>>> framebuffer used in demo.
>>>
>>>  all you have to do is to implement own, which will work on your
>>> machine.
>>>  since you got that message, the NBOpenGL works fine.
>>>
>>>
>>>>
>>>>  Nicolai
>>>>
>>>>
>>>>
>>>>
>>>
>>>
>>> --
>>> Best regards,
>>> Igor Stasenko.
>>>
>>>
>>>
>>
>>
>> --
>> Best regards,
>> Igor Stasenko.
>>
>
>
> Ok, looks like it is a driver issue. On another windows machine, creating
> the frame buffer object works
> (no more GL_FRAMEBUFFER_UNSUPPORTED error). But the rendering looks
> strange, this is not how
> it is supposed to look, right?
>
> Screenshot attached:
>

not quite, but at least it is functional. Maybe there was changes in code
which causing artifacts.

-- 
Best regards,
Igor Stasenko.

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