Real radius = 0.0;
Real amount = synfig::find_closest_point((*bline)(get_time()), value, radius, bline->get_loop());
return canvas_interface()->change_value(synfigapp::ValueDesc(bline_vertex,bline_vertex->get_link_index_from_name("amount")), amount);
Real radius = 0.0;
Real amount = synfig::find_closest_point((*bline)(get_time()), value, radius, bline->get_loop());
return canvas_interface()->change_value(synfigapp::ValueDesc(bline_vertex,bline_vertex->get_link_index_from_name("amount")), amount);