config BR2_PACKAGE_SDL2_GFX bool "sdl2_gfx" depends on BR2_PACKAGE_SDL2 help The SDL2_gfx library is an extension to the SDL2 library which provides basic antialiased drawing routines such as lines, circles or polygons, an interpolating rotozoomer for SDL surfaces, framerate control and MMX image filters. http://www.ferzkopp.net/wordpress/2016/01/02/sdl_gfx-sdl2_gfx