Canvas::Handle paste_sub_canvas = paste_canvas->get_sub_canvas();
if(paste_sub_canvas)
optimize_layers(paste_sub_canvas->get_context(),sub_canvas,motion_blurred);
Canvas::Handle paste_sub_canvas = paste_canvas->get_sub_canvas();
if(paste_sub_canvas)
optimize_layers(paste_sub_canvas->get_context(),sub_canvas,motion_blurred);
-//#define SYNFIG_OPTIMIZE_PASTE_CANVAS 1
+// \todo: uncommenting the following breaks the rendering of at least examples/backdrop.sifz quite severely
+// #define SYNFIG_OPTIMIZE_PASTE_CANVAS
#ifdef SYNFIG_OPTIMIZE_PASTE_CANVAS
Canvas::iterator sub_iter;
#ifdef SYNFIG_OPTIMIZE_PASTE_CANVAS
Canvas::iterator sub_iter;