/* * (C) Copyright IBM Corporation 2002, 2004 * All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * on the rights to use, copy, modify, merge, publish, distribute, sub * license, and/or sell copies of the Software, and to permit persons to whom * the Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDERS AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE * USE OR OTHER DEALINGS IN THE SOFTWARE. */ /** * \file glxextensions.h * * \author Ian Romanick <idr@us.ibm.com> */ #ifndef GLX_GLXEXTENSIONS_H #define GLX_GLXEXTENSIONS_H #ifdef __cplusplus extern "C" { #endif enum { ARB_create_context_bit = 0, ARB_create_context_profile_bit, ARB_create_context_robustness_bit, ARB_fbconfig_float_bit, ARB_get_proc_address_bit, ARB_multisample_bit, EXT_buffer_age_bit, EXT_create_context_es2_profile_bit, EXT_create_context_es_profile_bit, EXT_fbconfig_packed_float_bit, EXT_framebuffer_sRGB_bit, EXT_import_context_bit, EXT_texture_from_pixmap_bit, EXT_visual_info_bit, EXT_visual_rating_bit, ATI_pixel_format_float_bit, INTEL_swap_event_bit, MESA_copy_sub_buffer_bit, MESA_depth_float_bit, MESA_multithread_makecurrent_bit, MESA_query_renderer_bit, MESA_swap_control_bit, MESA_swap_frame_usage_bit, NV_float_buffer_bit, OML_swap_method_bit, OML_sync_control_bit, SGIS_multisample_bit, SGIX_fbconfig_bit, SGIX_pbuffer_bit, SGIX_swap_barrier_bit, SGIX_swap_group_bit, SGIX_visual_select_group_bit, SGI_make_current_read_bit, SGI_swap_control_bit, SGI_video_sync_bit, }; /* From the GLX perspective, the ARB and EXT extensions are identical. Use a * single bit for both. */ #define ARB_framebuffer_sRGB_bit EXT_framebuffer_sRGB_bit enum { GL_ARB_depth_texture_bit = 0, GL_ARB_draw_buffers_bit, GL_ARB_fragment_program_bit, GL_ARB_fragment_program_shadow_bit, GL_ARB_framebuffer_object_bit, GL_ARB_imaging_bit, GL_ARB_multisample_bit, GL_ARB_multitexture_bit, GL_ARB_occlusion_query_bit, GL_ARB_point_parameters_bit, GL_ARB_point_sprite_bit, GL_ARB_shadow_bit, GL_ARB_shadow_ambient_bit, GL_ARB_texture_border_clamp_bit, GL_ARB_texture_cube_map_bit, GL_ARB_texture_compression_bit, GL_ARB_texture_env_add_bit, GL_ARB_texture_env_combine_bit, GL_ARB_texture_env_crossbar_bit, GL_ARB_texture_env_dot3_bit, GL_ARB_texture_filter_anisotropic_bit, GL_ARB_texture_mirrored_repeat_bit, GL_ARB_texture_non_power_of_two_bit, GL_ARB_texture_rectangle_bit, GL_ARB_texture_rg_bit, GL_ARB_transpose_matrix_bit, GL_ARB_vertex_buffer_object_bit, GL_ARB_vertex_program_bit, GL_ARB_window_pos_bit, GL_EXT_abgr_bit, GL_EXT_bgra_bit, GL_EXT_blend_color_bit, GL_EXT_blend_equation_separate_bit, GL_EXT_blend_func_separate_bit, GL_EXT_blend_logic_op_bit, GL_EXT_blend_minmax_bit, GL_EXT_blend_subtract_bit, GL_EXT_clip_volume_hint_bit, GL_EXT_compiled_vertex_array_bit, GL_EXT_convolution_bit, GL_EXT_copy_texture_bit, GL_EXT_cull_vertex_bit, GL_EXT_depth_bounds_test_bit, GL_EXT_draw_range_elements_bit, GL_EXT_fog_coord_bit, GL_EXT_framebuffer_blit_bit, GL_EXT_framebuffer_multisample_bit, GL_EXT_framebuffer_object_bit, GL_EXT_framebuffer_sRGB_bit, GL_EXT_multi_draw_arrays_bit, GL_EXT_packed_depth_stencil_bit, GL_EXT_packed_pixels_bit, GL_EXT_paletted_texture_bit, GL_EXT_pixel_buffer_object_bit, GL_EXT_polygon_offset_bit, GL_EXT_rescale_normal_bit, GL_EXT_secondary_color_bit, GL_EXT_separate_specular_color_bit, GL_EXT_shadow_funcs_bit, GL_EXT_shared_texture_palette_bit, GL_EXT_stencil_two_side_bit, GL_EXT_stencil_wrap_bit, GL_EXT_subtexture_bit, GL_EXT_texture_bit, GL_EXT_texture3D_bit, GL_EXT_texture_compression_dxt1_bit, GL_EXT_texture_compression_s3tc_bit, GL_EXT_texture_edge_clamp_bit, GL_EXT_texture_env_combine_bit, GL_EXT_texture_env_dot3_bit, GL_EXT_texture_integer_bit, GL_EXT_texture_lod_bit, GL_EXT_texture_lod_bias_bit, GL_EXT_texture_mirror_clamp_bit, GL_EXT_texture_object_bit, GL_EXT_vertex_array_bit, GL_3DFX_texture_compression_FXT1_bit, GL_APPLE_packed_pixels_bit, GL_APPLE_ycbcr_422_bit, GL_ATI_text_fragment_shader_bit, GL_ATI_texture_env_combine3_bit, GL_ATI_texture_float_bit, GL_ATI_texture_mirror_once_bit, GL_HP_convolution_border_modes_bit, GL_HP_occlusion_test_bit, GL_IBM_cull_vertex_bit, GL_IBM_pixel_filter_hint_bit, GL_IBM_rasterpos_clip_bit, GL_IBM_texture_clamp_nodraw_bit, GL_INGR_interlace_read_bit, GL_MESA_pack_invert_bit, GL_MESA_ycbcr_texture_bit, GL_NV_blend_square_bit, GL_NV_copy_depth_to_color_bit, GL_NV_depth_clamp_bit, GL_NV_fog_distance_bit, GL_NV_fragment_program_bit, GL_NV_fragment_program_option_bit, GL_NV_fragment_program2_bit, GL_NV_light_max_exponent_bit, GL_NV_multisample_filter_hint_bit, GL_NV_packed_depth_stencil_bit, GL_NV_point_sprite_bit, GL_NV_texgen_reflection_bit, GL_NV_texture_compression_vtc_bit, GL_NV_texture_env_combine4_bit, GL_NV_vertex_program_bit, GL_NV_vertex_program1_1_bit, GL_NV_vertex_program2_bit, GL_NV_vertex_program2_option_bit, GL_NV_vertex_program3_bit, GL_OES_compressed_paletted_texture_bit, GL_OES_read_format_bit, GL_SGI_color_matrix_bit, GL_SGI_color_table_bit, GL_SGI_texture_color_table_bit, GL_SGIS_generate_mipmap_bit, GL_SGIS_multisample_bit, GL_SGIS_texture_lod_bit, GL_SGIX_blend_alpha_minmax_bit, GL_SGIX_clipmap_bit, GL_SGIX_depth_texture_bit, GL_SGIX_fog_offset_bit, GL_SGIX_shadow_bit, GL_SGIX_texture_coordinate_clamp_bit, GL_SGIX_texture_lod_bias_bit, GL_SGIX_texture_range_bit, GL_SGIX_texture_scale_bias_bit, GL_SGIX_vertex_preclip_bit, GL_SGIX_vertex_preclip_hint_bit, GL_SGIX_ycrcb_bit, GL_SUN_convolution_border_modes_bit, GL_SUN_slice_accum_bit, /* This *MUST* go here. If it gets put after the duplicate values it will * get the value after the last duplicate. */ __NUM_GL_EXTS, /* Alias extension bits. These extensions exist in either vendor-specific * or EXT form and were later promoted to either EXT or ARB form. In all * cases, the meaning (to GLX) is *exactly* the same. That's why * EXT_texture_env_combine is *NOT* an alias of ARB_texture_env_combine and * EXT_texture_env_dot3 is *NOT* an alias of ARB_texture_env_dot3. Be * careful! When in doubt, src/mesa/main/extensions.c is a great reference. */ GL_ATI_blend_equation_separate_bit = GL_EXT_blend_equation_separate_bit, GL_ATI_draw_buffers_bit = GL_ARB_draw_buffers_bit, GL_ATIX_texture_env_combine3_bit = GL_ATI_texture_env_combine3_bit, GL_EXT_point_parameters_bit = GL_ARB_point_parameters_bit, GL_EXT_texture_env_add_bit = GL_ARB_texture_env_add_bit, GL_EXT_texture_filter_anisotropic_bit = GL_ARB_texture_filter_anisotropic_bit, GL_EXT_texture_rectangle_bit = GL_ARB_texture_rectangle_bit, GL_IBM_texture_mirrored_repeat_bit = GL_ARB_texture_mirrored_repeat_bit, GL_INGR_blend_func_separate_bit = GL_EXT_blend_func_separate_bit, GL_MESA_window_pos_bit = GL_ARB_window_pos_bit, GL_NV_texture_rectangle_bit = GL_ARB_texture_rectangle_bit, GL_SGIS_texture_border_clamp_bit = GL_ARB_texture_border_clamp_bit, GL_SGIS_texture_edge_clamp_bit = GL_EXT_texture_edge_clamp_bit, GL_SGIX_shadow_ambient_bit = GL_ARB_shadow_ambient_bit, GL_SUN_multi_draw_arrays_bit = GL_EXT_multi_draw_arrays_bit }; #define __GL_EXT_BYTES ((__NUM_GL_EXTS + 7) / 8) struct glx_screen; struct glx_context; extern GLboolean __glXExtensionBitIsEnabled(struct glx_screen *psc, unsigned bit); extern const char *__glXGetClientExtensions(void); extern void __glXCalculateUsableExtensions(struct glx_screen *psc, GLboolean display_is_direct_capable, int server_minor_version); extern void __glXCalculateUsableGLExtensions(struct glx_context *gc, const char *server_string, int major_version, int minor_version); extern void __glXGetGLVersion(int *major_version, int *minor_version); extern char *__glXGetClientGLExtensionString(void); extern GLboolean __glExtensionBitIsEnabled(struct glx_context *gc, unsigned bit); extern void __glXEnableDirectExtension(struct glx_screen *psc, const char *name); /* Source-level backwards compatibility with old drivers. They won't * find the respective functions, though. */ typedef void (*PFNGLXENABLEEXTENSIONPROC) (const char *name, GLboolean force_client); typedef void (*PFNGLXDISABLEEXTENSIONPROC) (const char *name); /* GLX_ALIAS should be used for functions with a non-void return type. GLX_ALIAS_VOID is for functions with a void return type. */ # ifdef HAVE_FUNC_ATTRIBUTE_ALIAS /* GLX_ALIAS and GLX_ALIAS_VOID both expand to the macro GLX_ALIAS2. Using the * extra expansion means that the name mangling macros in glx_mangle.h will * apply before stringification, so the alias attribute will have a string like * "mglXFoo" instead of "glXFoo". */ # define GLX_ALIAS2(return_type, real_func, proto_args, args, aliased_func) \ return_type real_func proto_args \ __attribute__ ((alias( # aliased_func ) )); # define GLX_ALIAS(return_type, real_func, proto_args, args, aliased_func) \ GLX_ALIAS2(return_type, real_func, proto_args, args, aliased_func) # define GLX_ALIAS_VOID(real_func, proto_args, args, aliased_func) \ GLX_ALIAS2(void, real_func, proto_args, args, aliased_func) # else # define GLX_ALIAS(return_type, real_func, proto_args, args, aliased_func) \ return_type real_func proto_args \ { return aliased_func args ; } # define GLX_ALIAS_VOID(real_func, proto_args, args, aliased_func) \ void real_func proto_args \ { aliased_func args ; } # endif /* HAVE_FUNC_ATTRIBUTE_ALIAS */ #ifdef __cplusplus } #endif #endif /* GLX_GLXEXTENSIONS_H */