Example #1
0
int main(int argc, char *argv[])
{
	struct host1x_display *display = NULL;
	struct host1x_overlay *overlay = NULL;
	struct host1x_framebuffer *fb, *copy;
	unsigned int width = 256;
	unsigned int height = 256;
	struct host1x_gr2d *gr2d;
	struct host1x_gr3d *gr3d;
	struct host1x *host1x;
	int err;

	host1x = host1x_open();
	if (!host1x) {
		fprintf(stderr, "host1x_open() failed\n");
		return 1;
	}

	display = host1x_get_display(host1x);
	if (display) {
		err = host1x_overlay_create(&overlay, display);
		if (err < 0)
			fprintf(stderr, "overlay support missing\n");
	}

	gr2d = host1x_get_gr2d(host1x);
	if (!gr2d) {
		fprintf(stderr, "host1x_get_gr2d() failed\n");
		return 1;
	}

	gr3d = host1x_get_gr3d(host1x);
	if (!gr3d) {
		fprintf(stderr, "host1x_get_gr3d() failed\n");
		return 1;
	}

	fb = host1x_framebuffer_create(host1x, width, height, 32, 0);
	if (!fb) {
		fprintf(stderr, "host1x_framebuffer_create() failed\n");
		return 1;
	}

	copy = host1x_framebuffer_create(host1x, width, height, 32, 0);
	if (!copy) {
		fprintf(stderr, "host1x_framebuffer_create() failed\n");
		return 1;
	}

	err = host1x_gr2d_clear(gr2d, fb, 0.0f, 0.0f, 0.0f, 1.0f);
	if (err < 0) {
		fprintf(stderr, "host1x_gr2d_clear() failed: %d\n", err);
		return 1;
	}

	err = host1x_gr3d_triangle(gr3d, fb);
	if (err < 0) {
		fprintf(stderr, "host1x_gr3d_triangle() failed: %d\n", err);
		return 1;
	}

	err = host1x_gr2d_clear(gr2d, copy, 1.0f, 1.0f, 0.0f, 1.0f);
	if (err < 0) {
		fprintf(stderr, "host1x_gr2d_clear() failed: %d\n", err);
		return 1;
	}

	if (display && overlay) {
		err = host1x_overlay_set(overlay, fb, 0, 0, width, height);
		if (err < 0) {
			fprintf(stderr, "host1x_overlay_set() failed: %d\n",
				err);
		} else {
			sleep(1);
		}

		err = host1x_overlay_set(overlay, copy, 0, 0, width, height);
		if (err < 0) {
			fprintf(stderr, "host1x_overlay_set() failed: %d\n",
				err);
		} else {
			sleep(1);
		}

		err = host1x_gr2d_blit(gr2d, fb, copy, 0, 0, 0, 0, width, height);
		if (err < 0) {
			fprintf(stderr, "host1x_gr2d_blit() failed: %d\n", err);
			return 1;
		} else {
			sleep(1);
		}

		host1x_overlay_close(overlay);
	} else {
		host1x_framebuffer_save(fb, "test.png");
	}

	host1x_framebuffer_free(fb);
	host1x_close(host1x);

	return 0;
}
Example #2
0
int main(int argc, char *argv[])
{
	struct host1x_display *display = NULL;
	struct host1x_overlay *overlay = NULL;
	struct host1x_framebuffer *fb;
	unsigned int width = 256;
	unsigned int height = 256;
	struct host1x_gr2d *gr2d;
	struct host1x *host1x;
	int err;

	host1x = host1x_open();
	if (!host1x) {
		fprintf(stderr, "host1x_open() failed\n");
		return 1;
	}

	display = host1x_get_display(host1x);
	if (display) {
		err = host1x_overlay_create(&overlay, display);
		if (err < 0) {
			fprintf(stderr, "overlay support missing\n");

			/*
			 * If overlay support is missing but we still have
			 * on-screen display support, make the framebuffer
			 * the same resolution as the display to make sure
			 * it can be properly displayed.
			 */

			err = host1x_display_get_resolution(display, &width,
							    &height);
			if (err < 0) {
				fprintf(stderr, "host1x_display_get_resolution() failed: %d\n", err);
				return 1;
			}
		}
	}

	gr2d = host1x_get_gr2d(host1x);
	if (!gr2d) {
		fprintf(stderr, "host1x_get_gr2d() failed\n");
		return 1;
	}

	fb = host1x_framebuffer_create(host1x, width, height, 32, 0);
	if (!fb) {
		fprintf(stderr, "host1x_framebuffer_create() failed\n");
		return 1;
	}

	err = host1x_gr2d_clear(gr2d, fb, 1.0f, 0.0f, 1.0f, 1.0f);
	if (err < 0) {
		fprintf(stderr, "host1x_gr2d_clear() failed: %d\n", err);
		return 1;
	}

	if (display) {
		if (overlay) {
			err = host1x_overlay_set(overlay, fb, 0, 0, width, height, false);
			if (err < 0)
				fprintf(stderr, "host1x_overlay_set() failed: %d\n", err);
			else
				sleep(5);

			host1x_overlay_close(overlay);
		} else {
			err = host1x_display_set(display, fb, false);
			if (err < 0)
				fprintf(stderr, "host1x_display_set() failed: %d\n", err);
			else
				sleep(5);
		}
	} else {
		host1x_framebuffer_save(fb, "test.png");
	}

	host1x_framebuffer_free(fb);
	host1x_close(host1x);

	return 0;
}