glXChooseFBConfig && multisampling

[matrem]

Hello,

Why all multisampled glx configuration are non conformant?

visual x bf lv rg d st colorbuffer ax dp st accumbuffer ms cav
id dep cl sp sz l ci b ro r g b a bf th cl r g b a ns b eat
----------------------------------------------------------------------
0x8f 0 tc 0 32 0 r y . 8 8 8 8 4 24 0 16 16 16 16 2 1 Ncon
0x90 0 dc 0 32 0 r y . 8 8 8 8 4 24 0 16 16 16 16 2 1 Ncon
0x93 0 tc 0 32 0 r y . 8 8 8 8 4 24 0 16 16 16 16 4 1 Ncon
0x94 0 dc 0 32 0 r y . 8 8 8 8 4 24 0 16 16 16 16 4 1 Ncon
0x9f 0 tc 0 32 0 r y . 8 8 8 8 4 24 8 16 16 16 16 2 1 Ncon
0xa0 0 dc 0 32 0 r y . 8 8 8 8 4 24 8 16 16 16 16 2 1 Ncon
0xa3 0 tc 0 32 0 r y . 8 8 8 8 4 24 8 16 16 16 16 4 1 Ncon
0xa4 0 dc 0 32 0 r y . 8 8 8 8 4 24 8 16 16 16 16 4 1 Ncon
0xba 0 tc 0 32 0 r y . 8 8 8 8 4 24 0 16 16 16 16 2 1 Ncon
0xbc 0 tc 0 32 0 r y . 8 8 8 8 4 24 0 16 16 16 16 4 1 Ncon
0xc2 0 tc 0 32 0 r y . 8 8 8 8 4 24 8 16 16 16 16 2 1 Ncon
0xc4 0 tc 0 32 0 r y . 8 8 8 8 4 24 8 16 16 16 16 4 1 Ncon

ps : I use Ubuntu 9.04 on a geforce 9800gt with 190.38 driver.