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[[!table header="no" class="mointable" data="""
**Texture Format Related Features** | GL Version | Mesa Version | i965 | r600g | Difficulty | Notes
GL_ARB_texture_rg | 3.0 | 7.10 | 7.10 | 7.10 | |
GL_ARB_texture_float | 3.0 | 7.11 | 7.11 | 7.11 | |
GL_EXT_texture_array | 3.0 | 7.8 | 8.0 | 8.0 | | Test implicit interactions with S3TC
GL_EXT_texture_integer (texture formats) | 3.0 | 8.0 | 8.0 | 8.0 | |
GL_EXT_packed_float | 3.0 | 7.11 | 8.0 | 7.11 | |
GL_EXT_texture_shared_exponent | 3.0 | 7.11 | 8.0 | 7.11 |
GL_ARB_half_float_pixel | 3.0 | 6.5 | 7.11 | 7.9 | |
GL_EXT_texture_compression_rgtc | 3.0 | 7.11 | 7.11 | 7.11 | |
GL_EXT_texture_snorm | 3.1 | 7.11 | 7.11 | 7.11 | |
GL_ARB_texture_multisample | 3.2 | No | Doable | Doable | Weeks? |
GL_ARB_texture_rgb10_a2ui | 3.3 | 8.0 | 9.0 | 8.0 | |
**Draw-call Related Features** | GL Version | Mesa Version | i965 | r600g | Difficulty | Notes
GL_EXT_transform_feedback | 3.0 | 8.0 | 8.0 | 8.0 | |
GL_NV_conditional_render | 3.0 | 7.8 | 7.11 | 7.11 | | Supported using waiting for OQ results so far on Intel.
GL_ARB_draw_instanced | 3.1 | 7.11 | 9.0 | 7.11? | Days |
GL_NV_primitive_restart | 3.1 | 7.10 | 9.0 | 8.0 | |
GL_ARB_instanced_arrays | 3.3 | Yes | 9.0 | 7.11 | Weeks | Even adding trivial software emulation would save the validation required for N-1 draw calls.
GL_ARB_occlusion_query2 | 3.3 | 7.11 | 7.11 | 7.11 | |
GL_ARB_vertex_type_2_10_10_10_rev | 3.3 | 8.0 | Doable | 8.0 | Weeks |
**Render-target Related Features** | GL Version | Mesa Version | i965 | r600g | Difficulty | Notes
GL_ARB_color_buffer_float | 3.0 | 7.11 | 7.11 | 7.11 | |
GL_ARB_depth_buffer_float | 3.0 | 8.0 | 8.0 | 8.0 | |
GL_EXT_texture_integer (render formats) | 3.0 | 8.0 | 8.0 | 8.0 | |
GL_EXT_draw_buffers2 | 3.0 | 7.8 | 7.9 | 7.10 | |
GL_ARB_blend_func_extended | 3.3 | 9.0 | 9.0 | 9.0 | |
GL_EXT_framebuffer_sRGB | 3.0 | 7.11 | 7.11 | 7.11 | |
**Shading Language Features** | GL Version | Mesa Version | i965 | r600g | Difficulty | Notes
GLSL 1.30 | 3.0 | 8.0 | 8.0 | 8.0 | |
GL_EXT_gpu_shader4 | 3.1 | No | Doable | Doable | Weeks |
GLSL 1.40 | 3.1 | 9.0 | 9.0 | 9.0 | |
GL_ARB_texture_buffer_object | 3.1 | 9.0 | 9.0 | 9.0 | |
GL_ARB_uniform_buffer_object | 3.1 | 9.0 | 9.0 | 9.0 | Months |
16 vertex textures | 3.0 | Yes | 8.0 | 7.11 | |
GLSL 1.50 | 3.2 | No | Doable | Doable | Months | Piles and piles of work.
GL_ARB_geometry_shader4 | 3.2 | Partial? | Doable | Doable | Months | Plombo is working on it: [[https://github.com/Plombo/mesa/tree/geometry-shaders-rebase|https://github.com/Plombo/mesa/tree/geometry-shaders-rebase]]
GL_ARB_fragment_coord_conventions | 3.2 | 7.8 | 7.10 | 7.8 | |
GL_ARB_shader_bit_encoding | 3.3 | 9.0 | 9.0 | 9.0 | |
GL_ARB_explicit_attrib_location | 3.3 | 7.10 | 7.10 | 7.10 | |
**Misc. Features** | GL Version | Mesa Version | i965 | r600g | Difficulty | Notes
GL_ARB_sampler_objects | 3.3 | 7.11 | 7.11 | 7.11 | |
GL_ARB_texture_swizzle | 3.3 | 7.9 (7.5) | 7.9 (7.5) | 7.9 | | Originally GL_EXT_texture_swizzle in Mesa 7.5.
GL_ARB_timer_query | 3.3 | 7.9 | 9.0 | 9.0 | |
**GLX / EGL Features** | GL Version | Mesa Version | i965 | r600g | Difficulty | Notes
GLX_ARB_create_context | 3.0 | 8.0 | 8.0 | 8.0 | |
GLX_ARB_create_context_profile | 3.2 | 8.0 | 8.0 | 8.0 | Weeks | Mesa drivers don't actually support profiles yet, and Xserver support for this extension has not be implemented. There is still work to do here.
"""]]
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