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:

<<attachment: glttrenderingdemo.png>>

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