SDL_GL_SetAttribute(SDL_GL_STEREO, stereo);
SDL_GL_SetAttribute(SDL_GL_STENCIL_SIZE, stencil);
SDL_GL_SetAttribute(SDL_GL_MULTISAMPLEBUFFERS, buffers);
SDL_GL_SetAttribute(SDL_GL_MULTISAMPLESAMPLES, samples);
SDL_GL_SetAttribute(SDL_GL_STEREO, stereo);
SDL_GL_SetAttribute(SDL_GL_STENCIL_SIZE, stencil);
SDL_GL_SetAttribute(SDL_GL_MULTISAMPLEBUFFERS, buffers);
SDL_GL_SetAttribute(SDL_GL_MULTISAMPLESAMPLES, samples);