[PD] gem, shader and framebuffer
cyrille.henry at la-kitchen.fr
Sat Dec 8 20:03:19 CET 2007
marius schebella a écrit :
> cyrille henry wrote:
>> In the recent discution on this list regarding gem an shader, i read
>> that shader could not be used with framebuffer.
>> i did not realize when i read this (and i can't find it anymore on the
>> archieve). in fact it is not true.
>> shader has to be loaded before the framebuffer objet but it work.
>> here is an exemple of how to use a shader and render on the framebuffer
>> and then using the framebuffer as a texture send to an other shader.
>> hope that help
> that help. a lot!
> I tried it in so many ways to combine gemframebuffer, glsl and textures,
> but could not figure it out.
> so this is great!
> although it is not clear to me, why it has to be in that order? gemhead
> - glsl - gemframebuffer - texture - rectangle/...
it's also not clear to me...
> anyway, there lies huge potential in this!
i faild to render in a framebuffer and using it as a texture for next rendered frame (just like in my wawe exemple).
i think this should be more efficient than using pix_snap2tex.
if someone know how to do this...
> thanks for posting.
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