auto const s = c->surfaces.find(id);
if (s != c->surfaces.end())
s->second->set_destination_rectangle(
800 / 2 - width / 2, 600 / 2 - height / 2, width, height);
auto const s = c->surfaces.find(id);
if (s != c->surfaces.end())
s->second->set_destination_rectangle(
800 / 2 - width / 2, 600 / 2 - height / 2, width, height);