Ejemplos de VID_TO_POS en C++ (Cpp)

Ejemplo n.º 1

Archivo: video.c Proyecto: shamanqing/u-boot-bd410c

/* Test text output works on the video console */
static int dm_test_video_text(struct unit_test_state *uts)
{
	struct udevice *dev, *con;
	int i;

#define WHITE		0xffff
#define SCROLL_LINES	100

	ut_assertok(select_vidconsole(uts, "vidconsole0"));
	ut_assertok(uclass_get_device(UCLASS_VIDEO, 0, &dev));
	ut_asserteq(46, compress_frame_buffer(dev));

	ut_assertok(uclass_get_device(UCLASS_VIDEO_CONSOLE, 0, &con));
	vidconsole_putc_xy(con, 0, 0, 'a');
	ut_asserteq(79, compress_frame_buffer(dev));

	vidconsole_putc_xy(con, 0, 0, ' ');
	ut_asserteq(46, compress_frame_buffer(dev));

	for (i = 0; i < 20; i++)
		vidconsole_putc_xy(con, VID_TO_POS(i * 8), 0, ' ' + i);
	ut_asserteq(273, compress_frame_buffer(dev));

	vidconsole_set_row(con, 0, WHITE);
	ut_asserteq(46, compress_frame_buffer(dev));

	for (i = 0; i < 20; i++)
		vidconsole_putc_xy(con, VID_TO_POS(i * 8), 0, ' ' + i);
	ut_asserteq(273, compress_frame_buffer(dev));

	return 0;
}

Ejemplo n.º 2

Archivo: console_normal.c Proyecto: 0xFelix/u-boot-edminiv2

static int console_normal_putc_xy(struct udevice *dev, uint x_frac, uint y,
				  char ch)
{
	struct vidconsole_priv *vc_priv = dev_get_uclass_priv(dev);
	struct udevice *vid = dev->parent;
	struct video_priv *vid_priv = dev_get_uclass_priv(vid);
	int i, row;
	void *line = vid_priv->fb + y * vid_priv->line_length +
		VID_TO_PIXEL(x_frac) * VNBYTES(vid_priv->bpix);

	if (x_frac + VID_TO_POS(vc_priv->x_charsize) > vc_priv->xsize_frac)
		return -EAGAIN;

	for (row = 0; row < VIDEO_FONT_HEIGHT; row++) {
		uchar bits = video_fontdata[ch * VIDEO_FONT_HEIGHT + row];

		switch (vid_priv->bpix) {
#ifdef CONFIG_VIDEO_BPP8
		case VIDEO_BPP8: {
			uint8_t *dst = line;

			for (i = 0; i < VIDEO_FONT_WIDTH; i++) {
				*dst++ = (bits & 0x80) ? vid_priv->colour_fg
					: vid_priv->colour_bg;
				bits <<= 1;
			}
			break;
		}
#endif
#ifdef CONFIG_VIDEO_BPP16
		case VIDEO_BPP16: {
			uint16_t *dst = line;

			for (i = 0; i < VIDEO_FONT_WIDTH; i++) {
				*dst++ = (bits & 0x80) ? vid_priv->colour_fg
					: vid_priv->colour_bg;
				bits <<= 1;
			}
			break;
		}
#endif
#ifdef CONFIG_VIDEO_BPP32
		case VIDEO_BPP32: {
			uint32_t *dst = line;

			for (i = 0; i < VIDEO_FONT_WIDTH; i++) {
				*dst++ = (bits & 0x80) ? vid_priv->colour_fg
					: vid_priv->colour_bg;
				bits <<= 1;
			}
			break;
		}
#endif
		default:
			return -ENOSYS;
		}
		line += vid_priv->line_length;
	}

	return VID_TO_POS(VIDEO_FONT_WIDTH);
}