/*const synfig::Vector::value_type window_startx(window_tl[0]);
const synfig::Vector::value_type window_endx(window_br[0]);
const synfig::Vector::value_type window_starty(window_tl[1]);
const synfig::Vector::value_type window_endy(window_br[1]);
*/
/*const synfig::Vector::value_type window_startx(window_tl[0]);
const synfig::Vector::value_type window_endx(window_br[0]);
const synfig::Vector::value_type window_starty(window_tl[1]);
const synfig::Vector::value_type window_endy(window_br[1]);
*/