Type Definition glu_sys::glu::PFNGLCOPYTEXTURESUBIMAGE2DPROC

type PFNGLCOPYTEXTURESUBIMAGE2DPROC = Option<unsafe extern "C" fn(texture: GLuint, level: GLint, xoffset: GLint, yoffset: GLint, x: GLint, y: GLint, width: GLsizei, height: GLsizei)>;