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Re: Prestazioni con OpenGL



Io ho una matroxg450, anche se on ho seguito molto la lunga serie di mail su
questo problema penso che tu l'accelerazione ce l'abbia attivata,
come dice la riga "direct rendering: Yes" prova a:
1)caricare il modulo del kernel mga
2)installare xlibmesa3 (quelle che uso io e vanno benissimo) al posto di
mesag3
3)vedere i valori che ti da glxgears lanciandolo da una console grafica,
se sono inferiori a 800fps ci sono dei problemi con l'accellerazione :)

> >  quello che conta è questa riga, verso l'inizio:
> >  
> >  direct rendering: Yes
> 
> Capiamoci: scheda g400 kernel 2.4.17 Debian/Woody
> pacchetti installati:
> mesag3 versione 3.4.2.1-4
> 
> 
> un bel glxinfo in X mi da:
> 
> 
> name of display: :0.0
> display: :0  screen: 0
> direct rendering: Yes
> server glx vendor string: Brian Paul
> server glx version string: 1.3 Mesa 3.4.2
> server glx extensions:
>     GLX_MESA_pixmap_colormap, GLX_EXT_visual_info, GLX_EXT_visual_rating, 
>     GLX_MESA_release_buffers, GLX_MESA_copy_sub_buffer, GLX_SGI_video_sync, 
>     GLX_ARB_get_proc_address
> client glx vendor string: Brian Paul
> client glx version string: 1.2 Mesa 3.4.2
> client glx extensions:
>     GLX_MESA_pixmap_colormap, GLX_EXT_visual_info, GLX_EXT_visual_rating, 
>     GLX_MESA_release_buffers, GLX_MESA_copy_sub_buffer, GLX_SGI_video_sync, 
>     GLX_ARB_get_proc_address
> GLX extensions:
>     GLX_MESA_pixmap_colormap, GLX_EXT_visual_info, GLX_EXT_visual_rating, 
>     GLX_MESA_release_buffers, GLX_MESA_copy_sub_buffer, GLX_SGI_video_sync, 
>     GLX_ARB_get_proc_address
> OpenGL vendor string: Brian Paul
> OpenGL renderer string: Mesa X11
> OpenGL version string: 1.2 Mesa 3.4.2
> OpenGL extensions:
>     GL_ARB_multitexture, GL_ARB_texture_cube_map, GL_ARB_transpose_matrix, 
>     GL_EXT_abgr, GL_EXT_blend_color, 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_histogram, 
>     GL_EXT_packed_pixels, GL_EXT_paletted_texture, GL_EXT_point_parameters, 
>     GL_EXT_polygon_offset, GL_EXT_rescale_normal, 
>     GL_EXT_shared_texture_palette, GL_EXT_stencil_wrap, GL_EXT_texture3D, 
>     GL_EXT_texture_env_add, GL_EXT_texture_env_combine, 
>     GL_EXT_texture_env_dot3, GL_EXT_texture_object, GL_EXT_texture_lod_bias, 
>     GL_EXT_vertex_array, GL_HP_occlusion_test, GL_INGR_blend_func_separate, 
>     GL_MESA_window_pos, GL_MESA_resize_buffers, GL_NV_texgen_reflection, 
>     GL_PGI_misc_hints, GL_SGI_color_matrix, GL_SGI_color_table, 
>     GL_SGIS_pixel_texture, GL_SGIS_texture_edge_clamp, GL_SGIX_pixel_texture
> glu version: 1.1 Mesa 3.4.2
> glu extensions:
>     GL_EXT_abgr
>     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
> 
> 
> che sbaglio?
> 
> 
> -- 
> Antonello Pasella
> 
> 
> -- 
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