function dsisPlot(dbg,itn,order,x,s,e,ns,out)% Show some pretty picturesif dbg==0    return;elseif dbg==2    fprintf('Iteration %d: %d/%d image vertices outside\n',itn, sum(out),size(ns,2));    returnendif itn>0    str = sprintf('Iteration %d: %d/%d image points outside',itn, sum(out), size(ns,2));else    str = sprintf('Final object: %d vertices and %d edges', size(s,2), size(e,2));endclf;if order == 2    dotplot(x);    hold on; grid;    polyplot(s,'k');    dotplot(ns,'ko');    dotplot(ns(:,logical(out)),'rs');    title(str);    drawnow;elseif order >= 3     dotplot(x);    edgeplot(e,s);    dotplot(ns,'+');    dotplot(ns(:,logical(out)),'rs');    subplot(222);    title(str);    drawnow;end