Ejemplos de uterm_display_set_dpms en C++ (Cpp)

Ejemplo n.º 1

Archivo: test_output.c Proyecto: keszybz/kmscon

static int blit_outputs(struct uterm_video *video)
{
	struct uterm_display *iter;
	int j, ret;
	struct uterm_screen *screen;

	j = 0;
	iter = uterm_video_get_displays(video);
	for ( ; iter; iter = uterm_display_next(iter)) {
		log_notice("Activating display %d %p...", j, iter);
		ret = uterm_display_activate(iter, NULL);
		if (ret)
			log_err("Cannot activate display %d: %d", j, ret);
		else
			log_notice("Successfully activated display %d", j);

		ret = uterm_display_set_dpms(iter, UTERM_DPMS_ON);
		if (ret)
			log_err("Cannot set DPMS to ON: %d", ret);

		++j;
	}

	iter = uterm_video_get_displays(video);
	for ( ; iter; iter = uterm_display_next(iter)) {
		if (uterm_display_get_state(iter) != UTERM_DISPLAY_ACTIVE)
			continue;

		ret = uterm_screen_new_single(&screen, iter);
		if (ret) {
			log_err("Cannot create temp-screen object: %d", ret);
			continue;
		}

		ret = uterm_screen_fill(screen, 0xff, 0xff, 0xff, 0, 0,
					uterm_screen_width(screen),
					uterm_screen_height(screen));
		if (ret) {
			log_err("cannot fill framebuffer");
			uterm_screen_unref(screen);
			continue;
		}

		ret = uterm_screen_swap(screen);
		if (ret) {
			log_err("Cannot swap screen: %d", ret);
			uterm_screen_unref(screen);
			continue;
		}

		log_notice("Successfully set screen on display %p", iter);
		uterm_screen_unref(screen);
	}

	log_notice("Waiting 5 seconds...");
	ev_eloop_run(eloop, 5000);
	log_notice("Exiting...");

	return 0;
}

Ejemplo n.º 2

Archivo: test_output.c Proyecto: larsks/kmscon

static int blit_outputs(struct uterm_video *video)
{
	struct uterm_display *iter;
	int j, ret;
	struct uterm_mode *mode;

	j = 0;
	iter = uterm_video_get_displays(video);
	for ( ; iter; iter = uterm_display_next(iter)) {
		log_notice("Activating display %d %p...", j, iter);
		ret = uterm_display_activate(iter, NULL);
		if (ret)
			log_err("Cannot activate display %d: %d", j, ret);
		else
			log_notice("Successfully activated display %d", j);

		ret = uterm_display_set_dpms(iter, UTERM_DPMS_ON);
		if (ret)
			log_err("Cannot set DPMS to ON: %d", ret);

		++j;
	}

	iter = uterm_video_get_displays(video);
	for ( ; iter; iter = uterm_display_next(iter)) {
		if (uterm_display_get_state(iter) != UTERM_DISPLAY_ACTIVE)
			continue;

		mode = uterm_display_get_current(iter);
		ret = uterm_display_fill(iter, 0xff, 0xff, 0xff, 0, 0,
					 uterm_mode_get_width(mode),
					 uterm_mode_get_height(mode));
		if (ret) {
			log_err("cannot fill framebuffer");
			continue;
		}

		ret = uterm_display_swap(iter, true);
		if (ret) {
			log_err("Cannot swap screen: %d", ret);
			continue;
		}

		log_notice("Successfully set screen on display %p", iter);
	}

	log_notice("Waiting 5 seconds...");
	ev_eloop_run(eloop, 5000);
	log_notice("Exiting...");

	return 0;
}

Ejemplo n.º 3

Archivo: test_output.c Proyecto: myra/kmscon

static int set_outputs(struct uterm_video *video)
{
	struct uterm_display *iter;
	int j, ret;
	struct gl_shader *shader;
	struct uterm_screen *screen;

	ret = gl_shader_new(&shader);
	if (ret) {
		log_err("Cannot create shader: %d", ret);
		return ret;
	}

	j = 0;
	iter = uterm_video_get_displays(video);
	for ( ; iter; iter = uterm_display_next(iter)) {
		log_notice("Activating display %d %p...", j, iter);
		ret = uterm_display_activate(iter, NULL);
		if (ret)
			log_err("Cannot activate display %d: %d", j, ret);
		else
			log_notice("Successfully activated display %d", j);

		ret = uterm_display_set_dpms(iter, UTERM_DPMS_ON);
		if (ret)
			log_err("Cannot set DPMS to ON: %d", ret);

		++j;
	}

	iter = uterm_video_get_displays(video);
	for ( ; iter; iter = uterm_display_next(iter)) {
		if (uterm_display_get_state(iter) != UTERM_DISPLAY_ACTIVE)
			continue;

		ret = uterm_screen_new_single(&screen, iter);
		if (ret) {
			log_err("Cannot create temp-screen object: %d", ret);
			continue;
		}

		ret = uterm_screen_use(screen);
		if (ret) {
			log_err("Cannot use screen: %d", ret);
			uterm_screen_unref(screen);
			continue;
		}

		glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
		glClear(GL_COLOR_BUFFER_BIT);
		glViewport(0, 0,
				uterm_screen_width(screen),
				uterm_screen_height(screen));

		gl_shader_draw_def(shader, d_vert, d_col, 6);
		if (gl_has_error())
			log_err("GL error occurred");

		ret = uterm_screen_swap(screen);
		if (ret) {
			log_err("Cannot swap screen: %d", ret);
			uterm_screen_unref(screen);
			continue;
		}

		log_notice("Successfully set screen on display %p", iter);
		uterm_screen_unref(screen);
	}

	log_notice("Waiting 5 seconds...");
	ev_eloop_run(eloop, 5000);
	log_notice("Exiting...");

	gl_shader_unref(shader);

	return 0;
}