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Diffstat (limited to 'docs/GL3.txt')
| -rw-r--r-- | docs/GL3.txt | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/docs/GL3.txt b/docs/GL3.txt new file mode 100644 index 0000000000..7659a0c73e --- /dev/null +++ b/docs/GL3.txt @@ -0,0 +1,101 @@ + +Status of OpenGL 3.x features in Mesa + + +Note: when an item is marked as "DONE" it means all the core Mesa +infrastructure is complete but it may be the case that few (if any) drivers +implement the features. + + +Feature Status +----------------------------------------------------- ------------------------ + +GL 3.0: + +GLSL changes (GL_EXT_gpu_shader4, etc) not started +Conditional rendering (GL_NV_conditional_render) DONE (swrast & softpipe) +Map buffer subranges (GL_ARB_map_buffer_range) DONE +Float textures, renderbuffers some infrastructure done + (incl. GL_EXT_packed_float, GL_EXT_shared_exponent) +Framebuffer objects (GL_EXT_framebuffer_object) DONE +Half-float some infrastructure done +Multisample blit DONE +Non-normalized Integer texture/framebuffer formats not started +1D/2D Texture arrays core Mesa, swrast done +Packed depth/stencil formats DONE +Per-buffer blend and masks (GL_EXT_draw_buffers2) DONE +GL_EXT_texture_compression_rgtc not started +Red and red/green texture formats Ian? +Transform feedback (GL_EXT_transform_feedback) ~50% done + glBindFragDataLocation, glGetFragDataLocation, + glBindBufferRange, glBindBufferBase commands +Vertex array objects (GL_APPLE_vertex_array_object) DONE +sRGB framebuffer format (GL_EXT_framebuffer_sRGB) not started +glClearBuffer commands DONE, except for dispatch +glGetStringi command DONE, except for dispatch +glTexParameterI, glGetTexParameterI commands DONE, except for dispatch +glVertexAttribI commands not started + + +GL 3.1: + +GLSL 1.30 and 1.40 not started +Instanced drawing (GL_ARB_draw_instanced) ~50% done +Buffer copying (GL_ARB_copy_buffer) DONE +Primitive restart (GL_NV_primitive_restart) not started +16 vertex texture image units not started +Texture buffer objs (GL_ARB_textur_buffer_object) not started +Rectangular textures (GL_ARB_texture_rectangle) DONE +Uniform buffer objs (GL_ARB_uniform_buffer_object) not started +Signed normalized texture formats ~50% done + + +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 +Base vertex offset(GL_ARB_draw_elements_base_vertex) DONE +Frag shader coord (GL_ARB_fragment_coord_conventions) DONE (swrast, gallium) +Provoking vertex (GL_ARB_provoking_vertex) DONE +Seamless cubemaps (GL_ARB_seamless_cube_map) DONE, mostly? +Multisample textures (GL_ARB_texture_multisample) not started +Frag depth clamp (GL_ARB_depth_clamp) DONE +Fence objects (GL_ARB_sync) DONE + + +GL 3.3: + +GLSL 3.30 not started +GL_ARB_blend_func_extended not started +GL_ARB_explicit_attrib_location not started +GL_ARB_occlusion_query2 not started +GL_ARB_sampler_objects not started +GL_ARB_texture_rgb10_a2ui not started +GL_ARB_texture_swizzle DONE (same as EXT version) +GL_ARB_timer_query DONE (only Xlib sw driver) +GL_ARB_instanced_arrays not started +GL_ARB_vertex_type_2_10_10_10_rev not started + + +GL 4.0: + +GLSL 4.0 not started +GL_ARB_texture_query_lod not started +GL_ARB_draw_buffers_blend not started +GL_ARB_draw_indirect 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 not started + + + + +More info about these features and the work involved can be found at +http://dri.freedesktop.org/wiki/MissingFunctionality |