[PD] exporting opengl as vector

Jack jack at rybn.org
Wed Feb 3 23:18:47 CET 2016


Le 03/02/2016 17:48, cyrille henry a écrit :
> hello,
> 
> There are exemple on how to export an obj file made of simple primitive.
> (in Gem exemple directory 11.obj_exporter). But it will not work with
> shaders.
> 
> 
> since shader are computed in the graphic card, it's not easy to import a
> geometry back to the CPU.
> 
> but you can use your algorythm to draw an image that represent the 3D
> vector (XYZ as RGB), and get the image back.
> Then you can convert the image in a obj file.

I was thinking about this point with texture.
++

Jack


> 
> cheers
> c
> 
> 
> Le 03/02/2016 17:33, Py Fave a écrit :
>> Hello list,
>>
>>
>> is it possible to export the result of a gem window as vectors?
>>
>> i am doing the classical plane 3d extrusion (via a shader)
>> but need vectors as output
>>
>> 2d vector(prefered ) or 3d model
>> what would work ?
>> any hint welcome!
>>
>>
>> i saw it was already asked a long time ago.
>> any news in this area.?
>>
>>
>> Do you know other programs to do that ?
>>
>> Thanks by advance
>>
>> Have fun !
>>
>> Pierre-Yves
>>
>>
>>
>>
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