GL 4.2, GLSL 4.20 -- all DONE: i965/gen7+, nvc0, r600, radeonsi, llvmpipe, virgl, zink, d3d12
- GL_ARB_texture_compression_bptc DONE (freedreno, i965, softpipe, panfrost/if SoC supports)
+ GL_ARB_texture_compression_bptc DONE (all drivers that supports EXT_texture_sRGB and OES_texture_half_float)
GL_ARB_compressed_texture_pixel_storage DONE (all drivers)
GL_ARB_shader_atomic_counters DONE (freedreno/a5xx+, i965, softpipe, v3d, panfrost)
GL_ARB_texture_storage DONE (all drivers)