@Ayberk: Thank you for these details but it seems this ppa (https://launchpad.net/~ubuntu-x-swat/+archive/intel-graphics-updates) contains old packages and you're using llvmpipe:
OpenGL renderer string: Gallium 0.4 on llvmpipe (LLVM 0x301) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1180646 Title: cairo-dock rendering issues using openGL backend on intel GPU To manage notifications about this bug go to: https://bugs.launchpad.net/mesa/+bug/1180646/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs