3d very slow on 945GM using intel driver

Tue Oct 21 10:05:01 PDT 2008

Now I tried with vblank disabled, and voilá! - 860fps.
So I guess that was the problem, thanks for pointing it out

cheers,
 Adam

On Tue, Oct 21, 2008 at 1:36 PM, Adam Lantos <hege at playma.org> wrote:
> Hello Keith,
>
>
> It topped at about 70-75fps max. Now it produces only ~50-56fps...
>
> These 'no drirc found' messages could be my problem? (See glxinfo output below)
>
> distro: gentoo
> kernel: vanilla 2.6.27.1
> mesa: 7.2
> xorg-server: 1.5.1
> xf86-video-intel: 2.4.2-r2
>
>
> thanks,
>  Adam
>
>
>
> hege at nibbler ~ $ LIBGL_DEBUG=verbose glxinfo
> name of display: :0.0
> libGL: XF86DRIGetClientDriverName: 1.9.0 i915 (screen 0)
> libGL: OpenDriver: trying /usr/lib/dri/tls/i915_dri.so
> libGL: OpenDriver: trying /usr/lib/dri/i915_dri.so
> drmOpenDevice: node name is /dev/dri/card0
> drmOpenDevice: open result is 4, (OK)
> drmOpenByBusid: Searching for BusID pci:0000:00:02.0
> drmOpenDevice: node name is /dev/dri/card0
> drmOpenDevice: open result is 4, (OK)
> drmOpenByBusid: drmOpenMinor returns 4
> drmOpenByBusid: drmGetBusid reports pci:0000:00:02.0
> libGL error:
> Can't open configuration file /etc/drirc: No such file or directory.
> Failed to initialize TTM buffer manager.  Falling back to classic.
> display: :0  screen: 0
> direct rendering: Yes
> server glx vendor string: SGI
> server glx version string: 1.2
> server glx extensions:
>    GLX_ARB_multisample, GLX_EXT_import_context, GLX_EXT_texture_from_pixmap,
>    GLX_EXT_visual_info, GLX_EXT_visual_rating, GLX_MESA_copy_sub_buffer,
>    GLX_OML_swap_method, GLX_SGI_swap_control, GLX_SGIS_multisample,
>    GLX_SGIX_fbconfig, GLX_SGIX_visual_select_group
> client glx vendor string: SGI
> client glx version string: 1.4
> client glx extensions:
>    GLX_ARB_get_proc_address, GLX_ARB_multisample, GLX_EXT_import_context,
>    GLX_EXT_visual_info, GLX_EXT_visual_rating, GLX_MESA_allocate_memory,
>    GLX_MESA_copy_sub_buffer, GLX_MESA_swap_control,
>    GLX_MESA_swap_frame_usage, GLX_OML_swap_method, GLX_OML_sync_control,
>    GLX_SGI_make_current_read, GLX_SGI_swap_control, GLX_SGI_video_sync,
>    GLX_SGIS_multisample, GLX_SGIX_fbconfig, GLX_SGIX_pbuffer,
>    GLX_SGIX_visual_select_group, GLX_EXT_texture_from_pixmap
> GLX version: 1.2
> GLX extensions:
>    GLX_ARB_get_proc_address, GLX_ARB_multisample, GLX_EXT_import_context,
>    GLX_EXT_visual_info, GLX_EXT_visual_rating, GLX_MESA_swap_control,
>    GLX_MESA_swap_frame_usage, GLX_OML_swap_method, GLX_SGI_swap_control,
>    GLX_SGI_video_sync, GLX_SGIS_multisample, GLX_SGIX_fbconfig,
>    GLX_SGIX_visual_select_group
> OpenGL vendor string: Tungsten Graphics, Inc
> OpenGL renderer string: Mesa DRI Intel(R) 915GM 20061102 x86/MMX/SSE2
> OpenGL version string: 1.4 Mesa 7.2
> OpenGL extensions:
>    GL_ARB_depth_texture, GL_ARB_fragment_program, GL_ARB_multisample,
>    GL_ARB_multitexture, GL_ARB_point_parameters, GL_ARB_shadow,
>    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_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_cull_vertex,
>    GL_EXT_compiled_vertex_array, GL_EXT_copy_texture,
>    GL_EXT_draw_range_elements, GL_EXT_fog_coord, GL_EXT_multi_draw_arrays,
>    GL_EXT_packed_depth_stencil, GL_EXT_packed_pixels,
>    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_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_filter_anisotropic,
>    GL_EXT_texture_lod_bias, GL_EXT_texture_object, GL_EXT_texture_rectangle,
>    GL_EXT_vertex_array, GL_3DFX_texture_compression_FXT1,
>    GL_APPLE_client_storage, GL_APPLE_packed_pixels,
>    GL_ATI_blend_equation_separate, GL_ATI_separate_stencil,
>    GL_IBM_rasterpos_clip, GL_IBM_texture_mirrored_repeat,
>    GL_INGR_blend_func_separate, GL_MESA_pack_invert, GL_MESA_ycbcr_texture,
>    GL_MESA_window_pos, GL_NV_blend_square, 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_SGIS_generate_mipmap, GL_SGIS_texture_border_clamp,
>    GL_SGIS_texture_edge_clamp, GL_SGIS_texture_lod, GL_SGIX_depth_texture,
>    GL_SUN_multi_draw_arrays
>
>   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 32  0 r  y  .  8  8  8  8  0 24  8  0  0  0  0  0 0 None
> 0x22 24 dc  0 32  0 r  y  .  8  8  8  8  0 24  8  0  0  0  0  0 0 None
> hege at nibbler ~ $ glxgears
> Failed to initialize TTM buffer manager.  Falling back to classic.
> 273 frames in 5.0 seconds = 54.568 FPS
>
> ...
>
>
>
> On Tue, Oct 21, 2008 at 2:42 AM, Keith Packard <keithp at keithp.com> wrote:
>> On Tue, 2008-10-21 at 01:28 +0100, Steven J Newbury wrote:
>>
>>> Yes, of course, but I assumed Adam meant 70-75 as in a value around
>>> that.  I could easily be wrong in that assumption, it's clear he's
>>> having other problems.
>>
>> Yeah, hence my assumption that he's not getting HW accel, but you're
>> right, I shouldn't have assumed that '70-75' was a variable number :-)
>>
>> --
>> keith.packard at intel.com
>>
>