radeon driver again: GL_EXT_framebuffer_object?

Jerome Glisse glisse at freedesktop.org
Mon Nov 17 16:33:08 PST 2008


On Mon, 2008-11-17 at 10:47 +0100, Florian Echtler wrote:
> Hello everyone,
> 
> an OpenGL-related question again: while the R300 driver from Mesa 7.2
> doesn't seem to announce the GL_EXT_framebuffer_object extension on a
> Mobility Radeon X1400, the glGenFramebuffersEXT function is present and
> available in libGL.so. However, when calling it, I get a segfault at
> 0x00000000, so I suspect that it's just an empty stub. Are there plans
> to support this extension in the near future, or what would be necessary
> to add support?
> 
> Many thanks,
> Yours, Florian


This extension needs memory manager, so it will be upstream once we get
kernel bits upstream maybe 2.6.29 but i would rather bet on 2.6.30.
Also you might be confuse with extension precense, what does report
glxinfo in OpenGL section (last section of glxinfo) if you see 
GL_EXT_framebuffer_object then it's a bug but i don't recall seeing
any code to expose this extension.
        
        Cheers,
        Jerome Glisse




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