Thank you Ronie,

2014-10-12 21:47 GMT+02:00 Ronie Salgado <[email protected]>:

> Hello,
>
> You should start trying to use Woden and Woden-Roassal. Everything of
> Roassal 3D will be moved to Woden.
> http://smalltalkhub.com/#!/~ronsaldo/Woden . To install it you only have
> to run this script:
>
> Gofer new smalltalkhubUser: 'ronsaldo' project: 'Woden'; package:
> 'ConfigurationOfWoden'; load. (Smalltalk at: #ConfigurationOfWoden)
> loadBleedingEdgeIn Woden I have many bugs to fix, which I havent because I
> have been busy the last month making the new FFI.
>

> I have still problems with NBOpenGL with an ATI Radeon HD 4250
>> Graphic card
>
> What graphic driver do you have? AMD stopped providing support to the
> graphics cards older than the HD 5xxx, If i remember it correctly. I guess
> that you are using the open source drivers.
>

I feel so stupid.
On windows I was pretty sure it is the most recent one. (I checked
the driver settings and on "update" it shows "Already up to date"-message).
Now I manually downloaded the latest driver from ATI and ...
... It works now!

(and the woden examples are working too).


Nicolai





>
> Greetings,
> Ronie
>
> 2014-10-12 14:03 GMT-03:00 Nicolai Hess <[email protected]>:
>
> like described here
>> http://forum.world.st/Roassal-3D-empty-windows-td4749249.html
>> and here
>> http://forum.world.st/NBOpenGL-on-Windows-td4749309.html
>>
>> I have still problems with NBOpenGL with an ATI Radeon HD 4250
>> Graphic card
>>
>> No way to get it to work on linux (dont' know why).
>>
>> On windows I had the issue that the rendering only happens in
>> the upper window corner (rendering only happens within the
>> initial morph/framebuffer bounds).
>>
>> I finally solved this issue by reattaching the renderbuffers after every
>> resize.
>> ( in NBGLFrameBuffer>>#resize:
>> I call
>> self bind
>> and
>> for all attachments I call #resize: and #attachTo:as:
>> (I had to change the attachments set to store the attachment type as
>> well))
>>
>> Now my question is, is it a bug in ATIs opengl implementation
>> Or are all other users just lucky, that it works for them?
>> Or it is just uncommon to work with framebuffer objects this way?
>> Don't know if my solution just works now, but is otherwise wrong
>> or resuls in leaks or other side effects.
>>
>> (Actually there are tons of examples and tutorials online about
>> framebuffer objects and render-to-texture, but none I found covers the
>> case
>> of a changed framebuffer size)
>>
>> Anyone has some expert knowledge on using framebuffers for
>> render-to-texture
>> where this target texture may change its size?
>> Anyone working with NBOpenGL and hasn't this issue can tell me
>> which Grahic card he uses?
>> Or anyone knows something about bugs in ATIs OpenGL driver which
>> may be responsible for this behavior?
>> (I read about another bug with render-to-texture but that one only
>> happened for NVIDIA cards)
>>
>> thanks in advance
>> Nicolai
>>
>> (btw in NBGLCurveRenderer there is still a problem with
>> NBGLFragmentProgramARB vs NBGLFragmentProgram.
>> All this with Pharo3.0 Latest update: #30858 latest NBOpenGL image
>> from Pharo Contribution Jenkins)
>>
>>
>>
>>
>

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