docs/GL3.txt

   1
   2 Status of OpenGL 3.x features in Mesa
   3
   4
   5 Note: when an item is marked as "DONE" it means all the core Mesa
   6 infrastructure is complete but it may be the case that few (if any) drivers
   7 implement the features.
   8
   9
  10 Feature                                               Status
  11 ----------------------------------------------------- ------------------------
  12
  13 GL 3.0:
  14
  15 GLSL changes (GL_EXT_gpu_shader4, etc)                not started
  16 Conditional rendering (GL_NV_conditional_render)      DONE (swrast & softpipe)
  17 Map buffer subranges (GL_APPLE_flush_buffer_range)    not started
  18 Float textures, renderbuffers                         some infrastructure done
  19 Framebuffer objects (GL_EXT_framebuffer_object)       DONE
  20 Half-float                                            some infrastructure done
  21 Multisample blit                                      DONE
  22 Non-normalized Integer texture/framebuffer formats    not started
  23 1D/2D Texture arrays                                  mostly done
  24 Packed depth/stencil formats                          DONE
  25 Per-buffer blend and masks (GL_EXT_draw_buffers2)     DONE
  26 GL_EXT_texture_compression_rgtc                       not started
  27 Red and red/green texture formats                     Ian?
  28 Transform feedback (GL_EXT_transform_feedback)        not started
  29 Vertex array objects (GL_APPLE_vertex_array_object)   DONE
  30 sRGB framebuffer format (GL_EXT_framebuffer_sRGB)     not started
  31 glClearBuffer commands                                DONE, except for dispatch
  32 glGetStringi command                                  DONE, except for dispatch
  33 glTexParameterI, glGetTexParameterI commands          DONE, except for dispatch
  34 glVertexAttribI commands                              not started
  35 glBindFragDataLocation, glGetFragDataLocation cmds    not started
  36 glBindBufferRange, glBindBufferBase commands          not started
  37
  38
  39 GL 3.1:
  40
  41 GLSL 1.30 and 1.40                                    not started
  42 Instanced drawing (GL_ARB_draw_instanced)             not started
  43 Buffer copying (GL_ARB_copy_buffer)                   DONE
  44 Primitive restart (GL_NV_primitive_restart)           not started
  45 16 vertex texture image units                         not started
  46 Texture buffer objs (GL_ARB_textur_buffer_object)     not started
  47 Rectangular textures (GL_ARB_texture_rectangle)       DONE
  48 Uniform buffer objs (GL_ARB_uniform_buffer_object)    not started
  49 Signed normalized texture formats                     not started
  50
  51
  52 GL 3.2:
  53
  54 Core/compatibility profiles                           not started
  55 GLSL 1.50                                             not started
  56 Geometry shaders (GL_ARB_geometry_shader4)            partially done (Zack)
  57 BGRA vertex order (GL_ARB_vertex_array_bgra)          DONE
  58 Base vertex offset(GL_ARB_draw_elements_base_vertex)  DONE
  59 Frag shader coord (GL_ARB_fragment_coord_conventions) not started
  60 Provoking vertex (GL_ARB_provoking_vertex)            DONE
  61 Seamless cubemaps (GL_ARB_seamless_cube_map)          DONE, mostly?
  62 Multisample textures (GL_ARB_texture_multisample)     not started
  63 Frag depth clamp (GL_ARB_depth_clamp)                 DONE
  64 Fence objects (GL_ARB_sync)                           DONE
  65
  66
  67
  68 More info about these features and the work involved can be found at
  69 http://dri.freedesktop.org/wiki/MissingFunctionality