GL 4.2, GLSL 4.20 -- all DONE: i965/gen7+, nvc0, r600, radeonsi, virgl
- GL_ARB_texture_compression_bptc DONE (freedreno, i965)
+ GL_ARB_texture_compression_bptc DONE (freedreno, i965, llvmpipe, softpipe, swr)
GL_ARB_compressed_texture_pixel_storage DONE (all drivers)
GL_ARB_shader_atomic_counters DONE (freedreno/a5xx+, i965, llvmpipe, softpipe)
GL_ARB_texture_storage DONE (all drivers)