This is not a XBMC bug; XBMC requires full 3D OpenGL 1.4 with GLSL and ARB support, the open source radeon driver does simply not support that yet.
Read: http://xbmc.org/wiki/?title=XBMC_for_Linux_specific_FAQ#XBMC_for_Linux_minimum_requirements and: http://xbmc.org/wiki/?title=XBMC_for_Linux_specific_FAQ#Why_is_a_OpenGL_2.0_compatible_graphic-controller_the_recommended_minimum_for_XBMC.3F as well as: http://xbmc.org/wiki/?title=XBMC_for_Linux_specific_FAQ#Currently_OpenGL_2.0_hardware_is_only_needed_for.../
So until the open source radeon driver supports full 3D OpenGL 1.4 with GLSL and ARB support, you need to use the latest ATI restricted driver (meaning the closed source binary driver from ATI). You can follow these instructions for help on installing the latest restricted drivers: http://xbmc.org/wiki/?title=XBMC_for_Linux_specific_FAQ#How_can_I_sort_out_graphic.2Fvideo_issues_in_XBMC_for_Linux
This is not a XBMC bug; XBMC requires full 3D OpenGL 1.4 with GLSL and ARB support, the open source radeon driver does simply not support that yet.
Read: xbmc.org/ wiki/?title= XBMC_for_ Linux_specific_ FAQ#XBMC_ for_Linux_ minimum_ requirements xbmc.org/ wiki/?title= XBMC_for_ Linux_specific_ FAQ#Why_ is_a_OpenGL_ 2.0_compatible_ graphic- controller_ the_recommended _minimum_ for_XBMC. 3F xbmc.org/ wiki/?title= XBMC_for_ Linux_specific_ FAQ#Currently_ OpenGL_ 2.0_hardware_ is_only_ needed_ for.../
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So until the open source radeon driver supports full 3D OpenGL 1.4 with GLSL and ARB support, you need to use the latest ATI restricted driver (meaning the closed source binary driver from ATI). You can follow these instructions for help on installing the latest restricted drivers: xbmc.org/ wiki/?title= XBMC_for_ Linux_specific_ FAQ#How_ can_I_sort_ out_graphic. 2Fvideo_ issues_ in_XBMC_ for_Linux
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