implement the features.
+OpenGL Core and Compatibility context support
+
+OpenGL 3.1 and later versions are only supported with the Core profile.
+There are no plans to support GL_ARB_compatibility. The last supported OpenGL
+version with all deprecated features is 3.0. Some of the later GL features
+are exposed in the 3.0 context as extensions.
+
+
Feature Status
----------------------------------------------------- ------------------------
-GL 3.0:
-
-GLSL 1.30 DONE
-glBindFragDataLocation, glGetFragDataLocation DONE
-Conditional rendering (GL_NV_conditional_render) DONE (i965, r300, r600, swrast)
-Map buffer subranges (GL_ARB_map_buffer_range) DONE (i965, r300, r600, swrast)
-Clamping controls (GL_ARB_color_buffer_float) DONE (i965, r300, r600)
-Float textures, renderbuffers (GL_ARB_texture_float) DONE (i965, r300, r600)
-GL_EXT_packed_float DONE (i965, r600)
-GL_EXT_texture_shared_exponent DONE (i965, r600, swrast)
-Float depth buffers (GL_ARB_depth_buffer_float) DONE (i965, r600)
-Framebuffer objects (GL_ARB_framebuffer_object) DONE (i965, r300, r600, swrast)
-Half-float DONE
-Non-normalized Integer texture/framebuffer formats DONE (i965)
-1D/2D Texture arrays DONE
-Per-buffer blend and masks (GL_EXT_draw_buffers2) DONE (i965, r600, swrast)
-GL_EXT_texture_compression_rgtc DONE (i965, r300, r600, swrast)
-Red and red/green texture formats DONE (i965, swrast, gallium)
-Transform feedback (GL_EXT_transform_feedback) DONE (i965)
-Vertex array objects (GL_APPLE_vertex_array_object) DONE (i965, r300, r600, swrast)
-sRGB framebuffer format (GL_EXT_framebuffer_sRGB) DONE (i965, r600)
-glClearBuffer commands DONE
-glGetStringi command DONE
-glTexParameterI, glGetTexParameterI commands DONE
-glVertexAttribI commands ~50% done (converts int
- values to floats)
-Depth format cube textures DONE
-GLX_ARB_create_context (GLX 1.4 is required) DONE
-
-
-GL 3.1:
-
-GLSL 1.40 needs UBOs (in progress)
-Forward compatibile context support/deprecations not started
-Instanced drawing (GL_ARB_draw_instanced) DONE (i965, gallium, swrast)
-Buffer copying (GL_ARB_copy_buffer) DONE (i965, r300, r600, swrast)
-Primitive restart (GL_NV_primitive_restart) DONE (i965, r600)
-16 vertex texture image units DONE
-Texture buffer objs (GL_ARB_texture_buffer_object) needs GL3.1 enabling (i965)
-Rectangular textures (GL_ARB_texture_rectangle) DONE (i965, r300, r600, swrast)
-Uniform buffer objs (GL_ARB_uniform_buffer_object) DONE (i965)
-Signed normalized textures (GL_EXT_texture_snorm) DONE (i965, r300, r600)
-
-
-GL 3.2:
-
-Core/compatibility profiles not started
-GLSL 1.50 not started
-Geometry shaders (GL_ARB_geometry_shader4) partially done (Zack)
-BGRA vertex order (GL_ARB_vertex_array_bgra) DONE (i965, r300, r600, swrast)
-Base vertex offset(GL_ARB_draw_elements_base_vertex) DONE (i965, r300, r600, swrast)
-Frag shader coord (GL_ARB_fragment_coord_conventions) DONE (i965, r300, r600, swrast)
-Provoking vertex (GL_ARB_provoking_vertex) DONE (i965, r300, r600, swrast)
-Seamless cubemaps (GL_ARB_seamless_cube_map) DONE (i965, r600)
-Multisample textures (GL_ARB_texture_multisample) not started
-Frag depth clamp (GL_ARB_depth_clamp) DONE (i965, r600, swrast)
-Fence objects (GL_ARB_sync) DONE (i965, r300, r600, swrast)
-GLX_ARB_create_context_profile DONE
-
-
-GL 3.3:
-
-GLSL 3.30 new features in this version pretty much done
-GL_ARB_blend_func_extended DONE (i965, r600, softpipe)
-GL_ARB_explicit_attrib_location DONE (i915, i965, r300, r600, swrast)
-GL_ARB_occlusion_query2 DONE (r300, r600, swrast)
-GL_ARB_sampler_objects DONE (i965, r300, r600)
-GL_ARB_shader_bit_encoding DONE
-GL_ARB_texture_rgb10_a2ui DONE (r600)
-GL_ARB_texture_swizzle DONE (same as EXT version) (i965, r300, r600, swrast)
-GL_ARB_timer_query DONE
-GL_ARB_instanced_arrays DONE (i965, r300, r600)
-GL_ARB_vertex_type_2_10_10_10_rev DONE (r600)
+GL 3.0 --- all DONE: i965, nv50, nvc0, r600, radeonsi
+
+ GLSL 1.30 DONE ()
+ glBindFragDataLocation, glGetFragDataLocation DONE
+ Conditional rendering (GL_NV_conditional_render) DONE (r300, swrast)
+ Map buffer subranges (GL_ARB_map_buffer_range) DONE (r300, swrast)
+ Clamping controls (GL_ARB_color_buffer_float) DONE (r300)
+ Float textures, renderbuffers (GL_ARB_texture_float) DONE (r300)
+ GL_EXT_packed_float DONE ()
+ GL_EXT_texture_shared_exponent DONE (swrast)
+ Float depth buffers (GL_ARB_depth_buffer_float) DONE ()
+ Framebuffer objects (GL_ARB_framebuffer_object) DONE (r300, swrast)
+ GL_ARB_half_float_pixel DONE (all drivers)
+ GL_ARB_half_float_vertex DONE (r300, swrast)
+ GL_EXT_texture_integer DONE ()
+ GL_EXT_texture_array DONE ()
+ Per-buffer blend and masks (GL_EXT_draw_buffers2) DONE (swrast)
+ GL_EXT_texture_compression_rgtc DONE (r300, swrast)
+ GL_ARB_texture_rg DONE (r300, swrast)
+ Transform feedback (GL_EXT_transform_feedback) DONE ()
+ Vertex array objects (GL_ARB_vertex_array_object) DONE (all drivers)
+ sRGB framebuffer format (GL_EXT_framebuffer_sRGB) DONE ()
+ glClearBuffer commands DONE
+ glGetStringi command DONE
+ glTexParameterI, glGetTexParameterI commands DONE
+ glVertexAttribI commands DONE
+ Depth format cube textures DONE ()
+ GLX_ARB_create_context (GLX 1.4 is required) DONE
+ Multisample anti-aliasing DONE (r300)
+
+
+GL 3.1 --- all DONE: i965, nv50, nvc0, r600, radeonsi
+
+ GLSL 1.40 DONE ()
+ Forward compatible context support/deprecations DONE ()
+ Instanced drawing (GL_ARB_draw_instanced) DONE (swrast)
+ Buffer copying (GL_ARB_copy_buffer) DONE (r300, swrast)
+ Primitive restart (GL_NV_primitive_restart) DONE (r300)
+ 16 vertex texture image units DONE ()
+ Texture buffer objs (GL_ARB_texture_buffer_object) DONE for OpenGL 3.1 contexts ()
+ Rectangular textures (GL_ARB_texture_rectangle) DONE (r300, swrast)
+ Uniform buffer objs (GL_ARB_uniform_buffer_object) DONE (swrast)
+ Signed normalized textures (GL_EXT_texture_snorm) DONE (r300)
+
+
+GL 3.2 --- all DONE: i965, nv50, nvc0, r600, radeonsi
+
+ Core/compatibility profiles DONE
+ GLSL 1.50 DONE ()
+ Geometry shaders DONE ()
+ BGRA vertex order (GL_ARB_vertex_array_bgra) DONE (r300, swrast)
+ Base vertex offset(GL_ARB_draw_elements_base_vertex) DONE (r300, swrast)
+ Frag shader coord (GL_ARB_fragment_coord_conventions) DONE (r300, swrast)
+ Provoking vertex (GL_ARB_provoking_vertex) DONE (r300, swrast)
+ Seamless cubemaps (GL_ARB_seamless_cube_map) DONE ()
+ Multisample textures (GL_ARB_texture_multisample) DONE ()
+ Frag depth clamp (GL_ARB_depth_clamp) DONE (swrast)
+ Fence objects (GL_ARB_sync) DONE (r300, swrast)
+ GLX_ARB_create_context_profile DONE
+
+
+GL 3.3 --- all DONE: i965, nv50, nvc0, r600, radeonsi
+
+ GLSL 3.30 DONE ()
+ GL_ARB_blend_func_extended DONE (softpipe)
+ GL_ARB_explicit_attrib_location DONE (all drivers that support GLSL)
+ GL_ARB_occlusion_query2 DONE (r300, swrast)
+ GL_ARB_sampler_objects DONE (all drivers)
+ GL_ARB_shader_bit_encoding DONE ()
+ GL_ARB_texture_rgb10_a2ui DONE ()
+ GL_ARB_texture_swizzle DONE (r300, swrast)
+ GL_ARB_timer_query DONE ()
+ GL_ARB_instanced_arrays DONE (r300)
+ GL_ARB_vertex_type_2_10_10_10_rev DONE ()
GL 4.0:
-GLSL 4.0 not started
-GL_ARB_texture_query_lod not started
-GL_ARB_draw_buffers_blend DONE (i965, r600, softpipe)
-GL_ARB_draw_indirect not started
-GL_ARB_gpu_shader5 not started
-GL_ARB_gpu_shader_fp64 not started
-GL_ARB_sample_shading not started
-GL_ARB_shader_subroutine not started
-GL_ARB_tessellation_shader not started
-GL_ARB_texture_buffer_object_rgb32 not started
-GL_ARB_texture_cube_map_array not started
-GL_ARB_texture_gather not started
-GL_ARB_transform_feedback2 DONE
-GL_ARB_transform_feedback3 DONE
+ GLSL 4.0 not started
+ GL_ARB_texture_query_lod DONE (i965)
+ GL_ARB_draw_buffers_blend DONE (i965, nv50, nvc0, r600, radeonsi, softpipe)
+ GL_ARB_draw_indirect DONE (i965)
+ GL_ARB_gpu_shader5 started
+ GL_ARB_gpu_shader_fp64 not started
+ GL_ARB_sample_shading DONE (i965)
+ GL_ARB_shader_subroutine not started
+ GL_ARB_tessellation_shader not started
+ GL_ARB_texture_buffer_object_rgb32 DONE (i965, nvc0, r600, radeonsi, softpipe)
+ GL_ARB_texture_cube_map_array DONE (i965, nv50, nvc0, r600, softpipe)
+ GL_ARB_texture_gather DONE (i965, nv50)
+ GL_ARB_transform_feedback2 DONE (i965, nv50, nvc0, r600, radeonsi)
+ GL_ARB_transform_feedback3 DONE (i965, nv50, nvc0, r600, radeonsi)
GL 4.1:
-GLSL 4.1 not started
-GL_ARB_ES2_compatibility DONE (i965, r300, r600)
-GL_ARB_get_program_binary not started
-GL_ARB_separate_shader_objects some infrastructure done
-GL_ARB_shader_precision not started
-GL_ARB_vertex_attrib_64bit not started
-GL_ARB_viewport_array not started
+ GLSL 4.1 not started
+ GL_ARB_ES2_compatibility DONE (i965, nv50, nvc0, r300, r600, radeonsi)
+ GL_ARB_get_program_binary DONE (0 binary formats)
+ GL_ARB_separate_shader_objects started (Ian Romanick, Gregory Hainaut)
+ GL_ARB_shader_precision not started
+ GL_ARB_vertex_attrib_64bit not started
+ GL_ARB_viewport_array DONE (i965, nv50, r600)
GL 4.2:
-GLSL 4.2 not started
-GL_ARB_texture_compression_bptc not started
-GL_ARB_compressed_texture_pixel_storage not started
-GL_ARB_shader_atomic_counters not started
-GL_ARB_texture_storage DONE (r300, r600, swrast)
-GL_ARB_transform_feedback_instanced DONE
-GL_ARB_base_instance DONE (nv50, nvc0, r600, radeonsi)
-GL_ARB_shader_image_load_store not started
-GL_ARB_conservative_depth DONE (softpipe)
-GL_ARB_shading_language_420pack not started
-GL_ARB_internalformat_query not started
-GL_ARB_map_buffer_alignment not started
+ GLSL 4.2 not started
+ GL_ARB_texture_compression_bptc not started
+ GL_ARB_compressed_texture_pixel_storage not started
+ GL_ARB_shader_atomic_counters DONE (i965)
+ GL_ARB_texture_storage DONE (all drivers)
+ GL_ARB_transform_feedback_instanced DONE (i965, nv50, nvc0, r600, radeonsi)
+ GL_ARB_base_instance DONE (i965, nv50, nvc0, r600, radeonsi)
+ GL_ARB_shader_image_load_store in progress (curro)
+ GL_ARB_conservative_depth DONE (all drivers that support GLSL 1.30)
+ GL_ARB_shading_language_420pack DONE (all drivers that support GLSL 1.30)
+ GL_ARB_internalformat_query DONE (i965, nv50, nvc0, r300, r600, radeonsi)
+ GL_ARB_map_buffer_alignment DONE (all drivers)
GL 4.3:
-GLSL 4.3 not started
-ARB_arrays_of_arrays not started
-ARB_ES3_compatibility not started
-ARB_clear_buffer_object not started
-ARB_compute_shader started (gallium)
-ARB_copy_image not started
-ARB_debug_group not started
-ARB_debug_label not started
-ARB_debug_output DONE
-ARB_debug_output2 not started
-ARB_explicit_uniform_location not started
-ARB_fragment_layer_viewport not started
-ARB_framebuffer_no_attachments not started
-ARB_internalformat_query2 not started
-ARB_invalidate_subdata not started
-ARB_multi_draw_indirect not started
-ARB_program_interface_query not started
-ARB_robust_buffer_access_behavior not started
-ARB_shader_image_size not started
-ARB_shader_storage_buffer_object not started
-ARB_stencil_texturing not started
-ARB_texture_buffer_range not started
-ARB_texture_query_levels not started
-ARB_texture_storage_multisample not started
-ARB_texture_view not started
-ARB_vertex_attrib_binding not started
+ GLSL 4.3 not started
+ GL_ARB_arrays_of_arrays started
+ GL_ARB_ES3_compatibility DONE (i965)
+ GL_ARB_clear_buffer_object DONE (all drivers)
+ GL_ARB_compute_shader started (Paul Berry)
+ GL_ARB_copy_image not started
+ GL_KHR_debug DONE (all drivers)
+ GL_ARB_explicit_uniform_location not started
+ GL_ARB_fragment_layer_viewport not started
+ GL_ARB_framebuffer_no_attachments not started
+ GL_ARB_internalformat_query2 not started
+ GL_ARB_invalidate_subdata DONE (all drivers)
+ GL_ARB_multi_draw_indirect DONE (i965)
+ GL_ARB_program_interface_query not started
+ GL_ARB_robust_buffer_access_behavior not started
+ GL_ARB_shader_image_size not started
+ GL_ARB_shader_storage_buffer_object not started
+ GL_ARB_stencil_texturing DONE (i965/gen8+)
+ GL_ARB_texture_buffer_range DONE (nv50, nvc0, i965, r600, radeonsi)
+ GL_ARB_texture_query_levels DONE (i965)
+ GL_ARB_texture_storage_multisample DONE (all drivers that support GL_ARB_texture_multisample)
+ GL_ARB_texture_view started (Courtney Goeltzenleuchter, Chris Forbes)
+ GL_ARB_vertex_attrib_binding DONE (all drivers)
+
+
+GL 4.4:
+
+ GLSL 4.4 not started
+ GL_MAX_VERTEX_ATTRIB_STRIDE not started
+ GL_ARB_buffer_storage DONE (i965, r300, r600, radeonsi)
+ GL_ARB_clear_texture not started
+ GL_ARB_enhanced_layouts not started
+ GL_ARB_multi_bind started (Fredrik Höglund)
+ GL_ARB_query_buffer_object not started
+ GL_ARB_texture_mirror_clamp_to_edge DONE (i965, nv30, nv50, nvc0, r300, r600, radeonsi, swrast)
+ GL_ARB_texture_stencil8 not started
+ GL_ARB_vertex_type_10f_11f_11f_rev DONE (i965, nv50, nvc0, r600)
More info about these features and the work involved can be found at