if (!wlr_gamma_control_v1_apply(event->control, &event->output->pending))

	struct wlr_output_state state;
	wlr_output_state_init(&state);
	if (!wlr_gamma_control_v1_apply(event->control, &state)) {
		wlr_output_state_finish(&state);

	}

	if (!wlr_output_test(event->output)) {
		wlr_output_rollback(event->output);

	if (!wlr_output_test_state(event->output, &state)) {

		wlr_output_state_finish(&state);
		return;

	wlr_output_schedule_frame(event->output);

	wlr_output_commit_state(event->output, &state);