GLX_OML_swap_method http://www.opengl.org/registry/specs/OML/glx_swap_method.txt GLX_OML_swap_method GLX_SWAP_METHOD_OML 0x8060 GLX_SWAP_EXCHANGE_OML 0x8061 GLX_SWAP_COPY_OML 0x8062 GLX_SWAP_UNDEFINED_OML 0x8063