> why so pessimistic?
> many applications using opengl without problems. why pharo has to be
> any different?
> 
> i doubt that its hard to make opengl up and running. what is hard is
> to make sure that you can be on having certain features (opengl
> version), supported across all platforms.
> But that's not our fault. If someone using 10 years old OS with 10
> years old opengl driver and hardware, why he would expect that it can
> run things which are written for today's machines?

There is nothing that prevent it from running. It just requires a lot of 
effort. 
I am the first one who wants to see a nice integration of OpenGL in Pharo. 

Alexandre


> 
> 
>>>  - software 3D (no hardware support)
>>>  As Alex said, for simple stuff it could be enough and it is easier to 
>>> ensure portability.
>>>  But be carreful of the size of your scenes because I think that Moose 
>>> graphs could be huge and it could be really really slow...
>> 
>> I would not be that pessimistic. Visualizing software does not require 
>> animation, moving colored cameras and texture. Mondrian handles 20 thousands 
>> nodes and it does not use quadtrees.
>> 
>> @Stef: We studied it and we could not make lumiere work.
>> 
>> Alexandre
>> 
>>> 
>>> 
>>> 
>>> 2011/9/20 Stéphane Ducasse <[email protected]>
>>> Ok what is your experience with lumiere?
>>> I would like to see if we can have Plotz or another solution to display 
>>> metrics in Moose.
>>> 
>>> Stef
>>> 
>>> On Sep 20, 2011, at 1:53 PM, Alexandre Bergel wrote:
>>> 
>>>> I think that recoding a 3d engine is easier and much less frustrating that 
>>>> making Pharo talk to OpenGl. I am not aware of the last progresses made on 
>>>> that front, but I burnt 1 student on this.
>>>> 
>>>> Codecity visualizations are not complex, it is just a matter of displaying 
>>>> triangles and multiplying matrixes. A student here learnt Smalltalk that 
>>>> way:
>>>> http://bergel.eu/download/papers/Jaca11a-Klotz.pdf
>>>> 
>>>> Cheers,
>>>> Alexandre
>>>> 
>>>> On 20 Sep 2011, at 08:45, Stéphane Ducasse wrote:
>>>> 
>>>>> Hi guys
>>>>> 
>>>>> we would like to propose a fun project and the idea would be to build a 
>>>>> little codecity.
>>>>> Now what are the frameworks to develop 3d interactive world in Pharo?
>>>>> 
>>>>>      - Lumiere?
>>>>>      - opengl binding?
>>>>> 
>>>>> Stef
>>>> 
>>>> --
>>>> _,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;:
>>>> Alexandre Bergel  http://www.bergel.eu
>>>> ^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;.
>>>> 
>>>> 
>>>> 
>>>> 
>>>> 
>>>> 
>>> 
>>> 
>>> 
>> 
>> --
>> _,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;:
>> Alexandre Bergel  http://www.bergel.eu
>> ^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;.
>> 
>> 
>> 
>> 
>> 
>> 
>> 
> 
> 
> 
> -- 
> Best regards,
> Igor Stasenko.
> 

-- 
_,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;:
Alexandre Bergel  http://www.bergel.eu
^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;.






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