i965: Turn BRW_MAX_MRF into a macro that accepts a hardware generation
[mesa.git] / docs / GL3.txt
index 648f5ac865bcbd0b9306df68530a0c37c1843836..bd44d1293f5e864a3f67fab7d93308c926d41860 100644 (file)
@@ -21,23 +21,23 @@ Feature                                               Status
 GL 3.0, GLSL 1.30 --- all DONE: i965, nv50, nvc0, r600, radeonsi, llvmpipe, softpipe
 
   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)
+  Conditional rendering (GL_NV_conditional_render)      DONE ()
+  Map buffer subranges (GL_ARB_map_buffer_range)        DONE ()
+  Clamping controls (GL_ARB_color_buffer_float)         DONE ()
+  Float textures, renderbuffers (GL_ARB_texture_float)  DONE ()
   GL_EXT_packed_float                                   DONE ()
-  GL_EXT_texture_shared_exponent                        DONE (swrast)
+  GL_EXT_texture_shared_exponent                        DONE ()
   Float depth buffers (GL_ARB_depth_buffer_float)       DONE ()
-  Framebuffer objects (GL_ARB_framebuffer_object)       DONE (r300, swrast)
+  Framebuffer objects (GL_ARB_framebuffer_object)       DONE ()
   GL_ARB_half_float_pixel                               DONE (all drivers)
-  GL_ARB_half_float_vertex                              DONE (r300, swrast)
+  GL_ARB_half_float_vertex                              DONE ()
   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)
+  Per-buffer blend and masks (GL_EXT_draw_buffers2)     DONE ()
+  GL_EXT_texture_compression_rgtc                       DONE ()
+  GL_ARB_texture_rg                                     DONE ()
   Transform feedback (GL_EXT_transform_feedback)        DONE ()
-  Vertex array objects (GL_ARB_vertex_array_object)     DONE (all drivers)
+  Vertex array objects (GL_ARB_vertex_array_object)     DONE ()
   sRGB framebuffer format (GL_EXT_framebuffer_sRGB)     DONE ()
   glClearBuffer commands                                DONE
   glGetStringi command                                  DONE
@@ -45,7 +45,7 @@ GL 3.0, GLSL 1.30 --- all DONE: i965, nv50, nvc0, r600, radeonsi, llvmpipe, soft
   glVertexAttribI commands                              DONE
   Depth format cube textures                            DONE ()
   GLX_ARB_create_context (GLX 1.4 is required)          DONE
-  Multisample anti-aliasing                             DONE (llvmpipe (*), softpipe (*), r300)
+  Multisample anti-aliasing                             DONE (llvmpipe (*), softpipe (*))
 
 (*) llvmpipe and softpipe have fake Multisample anti-aliasing support
 
@@ -53,28 +53,28 @@ GL 3.0, GLSL 1.30 --- all DONE: i965, nv50, nvc0, r600, radeonsi, llvmpipe, soft
 GL 3.1, GLSL 1.40 --- all DONE: i965, nv50, nvc0, r600, radeonsi, llvmpipe, softpipe
 
   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)
+  Instanced drawing (GL_ARB_draw_instanced)             DONE ()
+  Buffer copying (GL_ARB_copy_buffer)                   DONE ()
+  Primitive restart (GL_NV_primitive_restart)           DONE ()
   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)
+  Rectangular textures (GL_ARB_texture_rectangle)       DONE ()
+  Uniform buffer objs (GL_ARB_uniform_buffer_object)    DONE ()
+  Signed normalized textures (GL_EXT_texture_snorm)     DONE ()
 
 
 GL 3.2, GLSL 1.50 --- all DONE: i965, nv50, nvc0, r600, radeonsi, llvmpipe, softpipe
 
   Core/compatibility profiles                           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)
+  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 ()
+  Provoking vertex (GL_ARB_provoking_vertex)            DONE ()
   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)
+  Frag depth clamp (GL_ARB_depth_clamp)                 DONE ()
+  Fence objects (GL_ARB_sync)                           DONE ()
   GLX_ARB_create_context_profile                        DONE
 
 
@@ -82,53 +82,53 @@ GL 3.3, GLSL 3.30 --- all DONE: i965, nv50, nvc0, r600, radeonsi, llvmpipe, soft
 
   GL_ARB_blend_func_extended                            DONE ()
   GL_ARB_explicit_attrib_location                       DONE (all drivers that support GLSL)
-  GL_ARB_occlusion_query2                               DONE (r300, swrast)
+  GL_ARB_occlusion_query2                               DONE ()
   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_texture_swizzle                                DONE ()
   GL_ARB_timer_query                                    DONE ()
-  GL_ARB_instanced_arrays                               DONE (r300)
+  GL_ARB_instanced_arrays                               DONE ()
   GL_ARB_vertex_type_2_10_10_10_rev                     DONE ()
 
 
-GL 4.0, GLSL 4.00:
+GL 4.0, GLSL 4.00 --- all DONE: nvc0, radeonsi
 
-  GL_ARB_draw_buffers_blend                            DONE (i965, nv50, nvc0, r600, radeonsi, llvmpipe, softpipe)
-  GL_ARB_draw_indirect                                 DONE (i965, nvc0, radeonsi, llvmpipe, softpipe)
-  GL_ARB_gpu_shader5                                   DONE (i965, nvc0)
+  GL_ARB_draw_buffers_blend                            DONE (i965, nv50, r600, llvmpipe, softpipe)
+  GL_ARB_draw_indirect                                 DONE (i965, r600, llvmpipe, softpipe)
+  GL_ARB_gpu_shader5                                   DONE (i965)
   - 'precise' qualifier                                DONE
-  - Dynamically uniform sampler array indices          DONE (r600)
+  - Dynamically uniform sampler array indices          DONE (r600, softpipe)
   - Dynamically uniform UBO array indices              DONE (r600)
   - Implicit signed -> unsigned conversions            DONE
   - Fused multiply-add                                 DONE ()
-  - Packing/bitfield/conversion functions              DONE (r600)
-  - Enhanced textureGather                             DONE (r600, radeonsi)
-  - Geometry shader instancing                         DONE (r600)
+  - Packing/bitfield/conversion functions              DONE (r600, softpipe)
+  - Enhanced textureGather                             DONE (r600, softpipe)
+  - Geometry shader instancing                         DONE (r600, llvmpipe, softpipe)
   - Geometry shader multiple streams                   DONE ()
   - Enhanced per-sample shading                        DONE (r600)
   - Interpolation functions                            DONE (r600)
   - New overload resolution rules                      DONE
-  GL_ARB_gpu_shader_fp64                               started (Dave)
-  GL_ARB_sample_shading                                DONE (i965, nv50, nvc0, r600, radeonsi)
-  GL_ARB_shader_subroutine                             not started
-  GL_ARB_tessellation_shader                           started (Chris, Ilia)
-  GL_ARB_texture_buffer_object_rgb32                   DONE (i965, nvc0, r600, radeonsi, llvmpipe, softpipe)
-  GL_ARB_texture_cube_map_array                        DONE (i965, nv50, nvc0, r600, radeonsi, llvmpipe, softpipe)
-  GL_ARB_texture_gather                                DONE (i965, nv50, nvc0, r600, radeonsi)
-  GL_ARB_texture_query_lod                             DONE (i965, nv50, nvc0, r600, radeonsi)
-  GL_ARB_transform_feedback2                           DONE (i965, nv50, nvc0, r600, radeonsi)
-  GL_ARB_transform_feedback3                           DONE (i965, nv50, nvc0, r600, radeonsi)
+  GL_ARB_gpu_shader_fp64                               DONE (r600, llvmpipe, softpipe)
+  GL_ARB_sample_shading                                DONE (i965, nv50, r600)
+  GL_ARB_shader_subroutine                             DONE (i965, nv50, r600, llvmpipe, softpipe)
+  GL_ARB_tessellation_shader                           DONE ()
+  GL_ARB_texture_buffer_object_rgb32                   DONE (i965, r600, llvmpipe, softpipe)
+  GL_ARB_texture_cube_map_array                        DONE (i965, nv50, r600, llvmpipe, softpipe)
+  GL_ARB_texture_gather                                DONE (i965, nv50, r600, llvmpipe, softpipe)
+  GL_ARB_texture_query_lod                             DONE (i965, nv50, r600, softpipe)
+  GL_ARB_transform_feedback2                           DONE (i965, nv50, r600, llvmpipe, softpipe)
+  GL_ARB_transform_feedback3                           DONE (i965, nv50, r600, llvmpipe, softpipe)
 
 
-GL 4.1, GLSL 4.10:
+GL 4.1, GLSL 4.10 --- all DONE: nvc0, radeonsi
 
-  GL_ARB_ES2_compatibility                             DONE (i965, nv50, nvc0, r300, r600, radeonsi, llvmpipe, softpipe)
+  GL_ARB_ES2_compatibility                             DONE (i965, nv50, r600, llvmpipe, softpipe)
   GL_ARB_get_program_binary                            DONE (0 binary formats)
   GL_ARB_separate_shader_objects                       DONE (all drivers)
-  GL_ARB_shader_precision                              started (Micah)
-  GL_ARB_vertex_attrib_64bit                           started (Dave)
-  GL_ARB_viewport_array                                DONE (i965, nv50, nvc0, r600, llvmpipe)
+  GL_ARB_shader_precision                              DONE (all drivers that support GLSL 4.10)
+  GL_ARB_vertex_attrib_64bit                           DONE (r600, llvmpipe, softpipe)
+  GL_ARB_viewport_array                                DONE (i965, nv50, r600, llvmpipe)
 
 
 GL 4.2, GLSL 4.20:
@@ -137,12 +137,13 @@ GL 4.2, GLSL 4.20:
   GL_ARB_compressed_texture_pixel_storage              DONE (all drivers)
   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_transform_feedback_instanced                  DONE (i965, nv50, nvc0, r600, radeonsi, llvmpipe, softpipe)
   GL_ARB_base_instance                                 DONE (i965, nv50, nvc0, r600, radeonsi, llvmpipe, softpipe)
-  GL_ARB_shader_image_load_store                       in progress (curro)
+  GL_ARB_shader_image_load_store                       DONE (i965)
   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, llvmpipe, softpipe)
+  GL_ARB_shading_language_packing                      DONE (all drivers)
+  GL_ARB_internalformat_query                          DONE (i965, nv50, nvc0, r600, radeonsi, llvmpipe, softpipe)
   GL_ARB_map_buffer_alignment                          DONE (all drivers)
 
 
@@ -152,70 +153,105 @@ GL 4.3, GLSL 4.30:
   GL_ARB_ES3_compatibility                             DONE (all drivers that support GLSL 3.30)
   GL_ARB_clear_buffer_object                           DONE (all drivers)
   GL_ARB_compute_shader                                in progress (jljusten)
-  GL_ARB_copy_image                                    DONE (i965)
+  GL_ARB_copy_image                                    DONE (i965) (gallium - in progress, VMware)
   GL_KHR_debug                                         DONE (all drivers)
   GL_ARB_explicit_uniform_location                     DONE (all drivers that support GLSL)
-  GL_ARB_fragment_layer_viewport                       DONE (nv50, nvc0, r600, llvmpipe)
-  GL_ARB_framebuffer_no_attachments                    not started
+  GL_ARB_fragment_layer_viewport                       DONE (nv50, nvc0, r600, radeonsi, llvmpipe)
+  GL_ARB_framebuffer_no_attachments                    DONE (i965)
   GL_ARB_internalformat_query2                         not started
   GL_ARB_invalidate_subdata                            DONE (all drivers)
-  GL_ARB_multi_draw_indirect                           DONE (i965, nvc0, radeonsi, llvmpipe, softpipe)
-  GL_ARB_program_interface_query                       not started
+  GL_ARB_multi_draw_indirect                           DONE (i965, nvc0, r600, radeonsi, llvmpipe, softpipe)
+  GL_ARB_program_interface_query                       DONE (all drivers)
   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_shader_image_size                             DONE (i965)
+  GL_ARB_shader_storage_buffer_object                  in progress (Iago Toral, Samuel Iglesias)
   GL_ARB_stencil_texturing                             DONE (i965/gen8+, nv50, nvc0, r600, radeonsi, llvmpipe, softpipe)
   GL_ARB_texture_buffer_range                          DONE (nv50, nvc0, i965, r600, radeonsi, llvmpipe)
   GL_ARB_texture_query_levels                          DONE (all drivers that support GLSL 1.30)
   GL_ARB_texture_storage_multisample                   DONE (all drivers that support GL_ARB_texture_multisample)
-  GL_ARB_texture_view                                  DONE (i965, nv50, nvc0)
+  GL_ARB_texture_view                                  DONE (i965, nv50, nvc0, llvmpipe, softpipe)
   GL_ARB_vertex_attrib_binding                         DONE (all drivers)
 
 
 GL 4.4, GLSL 4.40:
 
   GL_MAX_VERTEX_ATTRIB_STRIDE                          DONE (all drivers)
-  GL_ARB_buffer_storage                                DONE (i965, nv30, nv50, nvc0, r300, r600, radeonsi)
-  GL_ARB_clear_texture                                 DONE (i965)
+  GL_ARB_buffer_storage                                DONE (i965, nv50, nvc0, r600, radeonsi)
+  GL_ARB_clear_texture                                 DONE (i965) (gallium - in progress, VMware)
   GL_ARB_enhanced_layouts                              not started
   GL_ARB_multi_bind                                    DONE (all drivers)
   GL_ARB_query_buffer_object                           not started
-  GL_ARB_texture_mirror_clamp_to_edge                  DONE (i965, nv30, nv50, nvc0, r300, r600, radeonsi, swrast, llvmpipe, softpipe)
-  GL_ARB_texture_stencil8                              not started
+  GL_ARB_texture_mirror_clamp_to_edge                  DONE (i965, nv50, nvc0, r600, radeonsi, llvmpipe, softpipe)
+  GL_ARB_texture_stencil8                              DONE (nv50, nvc0, r600, radeonsi, llvmpipe, softpipe)
   GL_ARB_vertex_type_10f_11f_11f_rev                   DONE (i965, nv50, nvc0, r600, radeonsi, llvmpipe, softpipe)
 
 GL 4.5, GLSL 4.50:
 
   GL_ARB_ES3_1_compatibility                           not started
-  GL_ARB_clip_control                                  DONE (nv50, nvc0, r300, r600, radeonsi, llvmpipe, softpipe)
-  GL_ARB_conditional_render_inverted                   DONE (i965, nv50, nvc0, llvmpipe, softpipe)
-  GL_ARB_cull_distance                                 not started
-  GL_ARB_derivative_control                            DONE (i965, nv50, nvc0, r600)
-  GL_ARB_direct_state_access                           started (Laura Ekstrand)
-  GL_ARB_get_texture_sub_image                         started (Brian Paul)
-  GL_ARB_shader_texture_image_samples                  not started
-  GL_ARB_texture_barrier                               DONE (nv50, nvc0, r300, r600, radeonsi)
-  GL_KHR_context_flush_control                         DONE (all - but needs GLX/EXT extension to be useful)
+  GL_ARB_clip_control                                  DONE (i965, nv50, nvc0, r600, radeonsi, llvmpipe, softpipe)
+  GL_ARB_conditional_render_inverted                   DONE (i965, nv50, nvc0, r600, radeonsi, llvmpipe, softpipe)
+  GL_ARB_cull_distance                                 in progress (Tobias)
+  GL_ARB_derivative_control                            DONE (i965, nv50, nvc0, r600, radeonsi)
+  GL_ARB_direct_state_access                           DONE (all drivers)
+  GL_ARB_get_texture_sub_image                         DONE (all drivers)
+  GL_ARB_shader_texture_image_samples                  DONE (i965, nv50, nvc0, r600)
+  GL_ARB_texture_barrier                               DONE (nv50, nvc0, r600, radeonsi)
+  GL_KHR_context_flush_control                         DONE (all - but needs GLX/EGL extension to be useful)
   GL_KHR_robust_buffer_access_behavior                 not started
   GL_KHR_robustness                                    90% done (the ARB variant)
+  GL_EXT_shader_integer_mix                            DONE (all drivers that support GLSL)
 
 These are the extensions cherry-picked to make GLES 3.1
 GLES3.1, GLSL ES 3.1
   GL_ARB_arrays_of_arrays                              started (Timothy)
   GL_ARB_compute_shader                                in progress (jljusten)
+  GL_ARB_draw_indirect                                 DONE (i965, nvc0, r600, radeonsi, llvmpipe, softpipe)
   GL_ARB_explicit_uniform_location                     DONE (all drivers that support GLSL)
-  GL_ARB_framebuffer_no_attachments                    not started
-  GL_ARB_program_interface_query                       not started
+  GL_ARB_framebuffer_no_attachments                    DONE (i965)
+  GL_ARB_program_interface_query                       DONE (all drivers)
   GL_ARB_shader_atomic_counters                        DONE (i965)
-  GL_ARB_shader_image_load_store                       in progress (curro)
-  GL_ARB_shader_storage_buffer_object                  not started
+  GL_ARB_shader_image_load_store                       DONE (i965)
+  GL_ARB_shader_image_size                             DONE (i965)
+  GL_ARB_shader_storage_buffer_object                  in progress (Iago Toral, Samuel Iglesias)
+  GL_ARB_shading_language_packing                      DONE (all drivers)
   GL_ARB_separate_shader_objects                       DONE (all drivers)
   GL_ARB_stencil_texturing                             DONE (i965/gen8+, nv50, nvc0, r600, radeonsi, llvmpipe, softpipe)
+  Multisample textures (GL_ARB_texture_multisample)    DONE (i965, nv50, nvc0, r600, radeonsi, llvmpipe, softpipe)
+  GL_ARB_texture_storage_multisample                   DONE (all drivers that support GL_ARB_texture_multisample)
   GL_ARB_vertex_attrib_binding                         DONE (all drivers)
   GS5 Enhanced textureGather                           DONE (i965, nvc0, r600, radeonsi)
-  GS5 Packing/bitfield/conversion functions            DONE (i965, nvc0, r600)
+  GS5 Packing/bitfield/conversion functions            DONE (i965, nvc0, r600, radeonsi)
   GL_EXT_shader_integer_mix                            DONE (all drivers that support GLSL)
 
+  Additional functionality not covered above:
+      glMemoryBarrierByRegion                          DONE
+      glGetTexLevelParameter[fi]v - needs updates      DONE
+      glGetBooleani_v - restrict to GLES enums
+      gl_HelperInvocation support
+
+GLES3.2, GLSL ES 3.2
+  GL_EXT_color_buffer_float                            DONE (all drivers)
+  GL_KHR_blend_equation_advanced                       not started
+  GL_KHR_debug                                         DONE (all drivers)
+  GL_KHR_robustness                                    90% done (the ARB variant)
+  GL_KHR_texture_compression_astc_ldr                  DONE (i965/gen9+)
+  GL_OES_copy_image                                    not started (based on GL_ARB_copy_image, which is done for some drivers)
+  GL_OES_draw_buffers_indexed                          not started
+  GL_OES_draw_elements_base_vertex                     not started (based on GL_ARB_draw_elements_base_verte, which is done for all drivers)
+  GL_OES_geometry_shader                               not started (based on GL_ARB_geometry_shader4, which is done for all drivers)
+  GL_OES_gpu_shader5                                   not started (based on parts of GL_ARB_gpu_shader5, which is done for some drivers)
+  GL_OES_primitive_bounding box                        not started
+  GL_OES_sample_shading                                not started (based on parts of GL_ARB_sample_shading, which is done for some drivers)
+  GL_OES_sample_variables                              not started (based on parts of GL_ARB_sample_shading, which is done for some drivers)
+  GL_OES_shader_image_atomic                           not started (based on parts of GL_ARB_shader_image_load_store, which is done for some drivers)
+  GL_OES_shader_io_blocks                              not started (based on parts of GLSL 1.50, which is done)
+  GL_OES_shader_multisample_interpolation              not started (based on parts of GL_ARB_gpu_shader5, which is done)
+  GL_OES_tessellation_shader                           not started (based on GL_ARB_tessellation_shader, which is done for some drivers)
+  GL_OES_texture_border_clamp                          not started (based on GL_ARB_texture_border_clamp, which is done)
+  GL_OES_texture_buffer                                not started (based on GL_ARB_texture_buffer_object, GL_ARB_texture_buffer_range, and GL_ARB_texture_buffer_object_rgb32 that are all done)
+  GL_OES_texture_cube_map_array                        not started (based on GL_ARB_texture_cube_map_array, which is done for all drivers)
+  GL_OES_texture_stencil8                              not started (based on GL_ARB_texture_stencil8, which is done for some drivers)
+  GL_OES_texture_storage_multisample_2d_array          DONE (all drivers that support GL_ARB_texture_multisample)
 
 More info about these features and the work involved can be found at
 http://dri.freedesktop.org/wiki/MissingFunctionality