Code:
whiteeagle@whiteeagle-laptop:~$ glxinfo
name of display: :0.0
display: :0 screen: 0
direct rendering: No (If you want to find out why, try setting LIBGL_DEBUG=verbose)
server glx vendor string: Brian Paul
server glx version string: 1.4 Mesa 7.2
server glx extensions:
GLX_MESA_copy_sub_buffer, GLX_MESA_pixmap_colormap,
GLX_MESA_release_buffers, GLX_ARB_get_proc_address,
GLX_EXT_texture_from_pixmap, GLX_EXT_visual_info, GLX_EXT_visual_rating,
GLX_SGIX_fbconfig, GLX_SGIX_pbuffer
client glx vendor string: Brian Paul
client glx version string: 1.4 Mesa 7.2
client glx extensions:
GLX_MESA_copy_sub_buffer, GLX_MESA_pixmap_colormap,
GLX_MESA_release_buffers, GLX_ARB_get_proc_address,
GLX_EXT_texture_from_pixmap, GLX_EXT_visual_info, GLX_EXT_visual_rating,
GLX_SGIX_fbconfig, GLX_SGIX_pbuffer
GLX version: 1.4
GLX extensions:
GLX_MESA_copy_sub_buffer, GLX_MESA_pixmap_colormap,
GLX_MESA_release_buffers, GLX_ARB_get_proc_address,
GLX_EXT_texture_from_pixmap, GLX_EXT_visual_info, GLX_EXT_visual_rating,
GLX_SGIX_fbconfig, GLX_SGIX_pbuffer
OpenGL vendor string: Brian Paul
OpenGL renderer string: Mesa X11
OpenGL version string: 2.1 Mesa 7.2
OpenGL shading language version string: 1.10
OpenGL extensions:
GL_ARB_depth_texture, GL_ARB_draw_buffers, GL_ARB_fragment_program,
GL_ARB_fragment_program_shadow, GL_ARB_fragment_shader,
GL_ARB_half_float_pixel, GL_ARB_imaging, GL_ARB_multisample,
GL_ARB_multitexture, GL_ARB_occlusion_query, GL_ARB_pixel_buffer_object,
GL_ARB_point_parameters, GL_ARB_point_sprite, GL_ARB_shader_objects,
GL_ARB_shading_language_100, GL_ARB_shadow, GL_ARB_shadow_ambient,
GL_ARB_texture_border_clamp, GL_ARB_texture_compression,
GL_ARB_texture_cube_map, GL_ARB_texture_env_add,
GL_ARB_texture_env_combine, GL_ARB_texture_env_crossbar,
GL_ARB_texture_env_dot3, GL_ARB_texture_mirrored_repeat,
GL_ARB_texture_non_power_of_two, GL_ARB_texture_rectangle,
GL_ARB_transpose_matrix, GL_ARB_vertex_buffer_object,
GL_ARB_vertex_program, GL_ARB_vertex_shader, GL_ARB_window_pos,
GL_EXT_abgr, GL_EXT_bgra, GL_EXT_blend_color,
GL_EXT_blend_equation_separate, GL_EXT_blend_func_separate,
GL_EXT_blend_logic_op, GL_EXT_blend_minmax, GL_EXT_blend_subtract,
GL_EXT_clip_volume_hint, GL_EXT_compiled_vertex_array, GL_EXT_convolution,
GL_EXT_copy_texture, GL_EXT_depth_bounds_test, GL_EXT_draw_range_elements,
GL_EXT_framebuffer_object, GL_EXT_framebuffer_blit, GL_EXT_fog_coord,
GL_EXT_gpu_program_parameters, GL_EXT_histogram, GL_EXT_multi_draw_arrays,
GL_EXT_packed_depth_stencil, GL_EXT_packed_pixels,
GL_EXT_paletted_texture, GL_EXT_pixel_buffer_object,
GL_EXT_point_parameters, GL_EXT_polygon_offset, GL_EXT_rescale_normal,
GL_EXT_secondary_color, GL_EXT_separate_specular_color,
GL_EXT_shadow_funcs, GL_EXT_shared_texture_palette, GL_EXT_stencil_wrap,
GL_EXT_subtexture, GL_EXT_texture, GL_EXT_texture3D,
GL_EXT_texture_edge_clamp, GL_EXT_texture_env_add,
GL_EXT_texture_env_combine, GL_EXT_texture_env_dot3,
GL_EXT_texture_lod_bias, GL_EXT_texture_mirror_clamp,
GL_EXT_texture_object, GL_EXT_texture_rectangle, GL_EXT_texture_sRGB,
GL_EXT_timer_query, GL_EXT_vertex_array, GL_APPLE_packed_pixels,
GL_APPLE_vertex_array_object, GL_ATI_blend_equation_separate,
GL_ATI_texture_env_combine3, GL_ATI_texture_mirror_once,
GL_ATI_fragment_shader, GL_ATI_separate_stencil,
GL_IBM_multimode_draw_arrays, GL_IBM_rasterpos_clip,
GL_IBM_texture_mirrored_repeat, GL_INGR_blend_func_separate,
GL_MESA_pack_invert, GL_MESA_program_debug, GL_MESA_resize_buffers,
GL_MESA_texture_array, GL_MESA_ycbcr_texture, GL_MESA_window_pos,
GL_NV_blend_square, GL_NV_fragment_program, GL_NV_light_max_exponent,
GL_NV_point_sprite, GL_NV_texture_rectangle, GL_NV_texgen_reflection,
GL_NV_vertex_program, GL_NV_vertex_program1_1, GL_OES_read_format,
GL_SGI_color_matrix, GL_SGI_color_table, GL_SGI_texture_color_table,
GL_SGIS_generate_mipmap, GL_SGIS_texture_border_clamp,
GL_SGIS_texture_edge_clamp, GL_SGIS_texture_lod, GL_SGIX_depth_texture,
GL_SGIX_shadow, GL_SGIX_shadow_ambient, GL_SUN_multi_draw_arrays
3 GLX Visuals
visual x bf lv rg d st colorbuffer ax dp st accumbuffer ms cav
id dep cl sp sz l ci b ro r g b a bf th cl r g b a ns b eat
----------------------------------------------------------------------
0x21 24 tc 0 24 0 r y . 8 8 8 0 0 16 8 16 16 16 16 0 0 None
0x22 24 dc 0 24 0 r y . 8 8 8 0 0 16 8 16 16 16 16 0 0 None
0x46 32 tc 0 32 0 r y . 8 8 8 0 0 16 8 16 16 16 0 0 0 None
3 GLXFBConfigs:
visual x bf lv rg d st colorbuffer ax dp st accumbuffer ms cav
id dep cl sp sz l ci b ro r g b a bf th cl r g b a ns b eat
----------------------------------------------------------------------
0x21 0 tc 0 24 0 r y . 8 8 8 0 0 16 8 16 16 16 16 0 0 None
0x22 0 dc 0 24 0 r y . 8 8 8 0 0 16 8 16 16 16 16 0 0 None
0x46 0 tc 0 32 0 r y . 8 8 8 0 0 16 8 16 16 16 16 0 0 None
whiteeagle@whiteeagle-laptop:~$ xmoto
whiteeagle@whiteeagle-laptop:~$ sudo dpkg --reconfigure xserver-xgl
[sudo] password for whiteeagle:
dpkg: unknown option --reconfigure
Type dpkg --help for help about installing and deinstalling packages[*];
Use `dselect' or `aptitude' for user-friendly package management;
Type dpkg -Dhelp for a list of dpkg debug flag values;
Type dpkg --force-help for a list of forcing options;
Type dpkg-deb --help for help about manipulating *.deb files;
Type dpkg --license for copyright license and lack of warranty (GNU GPL)[*].
Options marked[*] produce a lot of output - pipe it through `less' or `more' !
whiteeagle@whiteeagle-laptop:~$
and I also recently found out that