C++ (Cpp) vidd_set_border Examples

Example #1

File: warp_saver.c Project: 2asoft/freebsd

static int
warp_saver(video_adapter_t *adp, int blank)
{
	int pl;
	
	if (blank) {
		/* switch to graphics mode */
		if (blanked <= 0) {
			pl = splhigh();
			vidd_set_mode(adp, scrmode);
			vidd_load_palette(adp, warp_pal);
			vidd_set_border(adp, 0);
			blanked++;
			vid = (u_char *)adp->va_window;
			banksize = adp->va_window_size;
			bpsl = adp->va_line_width;
			splx(pl);
			vidd_clear(adp);
		}
		/* update display */
		warp_update(adp);
	} else {
		blanked = 0;
	}
	return (0);
}

Example #2

File: rain_saver.c Project: coyizumi/cs111

static int
rain_saver(video_adapter_t *adp, int blank)
{
	int i, j, o, p, pl;
	u_char temp;
	int last_origin = -1;

	if (blank) {
		/* switch to graphics mode */
		if (blanked <= 0) {
			pl = splhigh();
			vidd_set_mode(adp, scrmode);
			vidd_load_palette(adp, rain_pal);
			vidd_set_border(adp, 0);
			blanked++;
			vid = (u_char *)adp->va_window;
			banksize = adp->va_window_size;
			bpsl = adp->va_line_width;
			splx(pl);
			for (i = 0; i < bpsl*scrh; i += banksize) {
				SET_ORIGIN(adp, i);
				if ((bpsl * scrh - i) < banksize)
					bzero(vid, bpsl * scrh - i);
				else
					bzero(vid, banksize);
			}
			SET_ORIGIN(adp, 0);
			for (i = 0, o = 0, p = 0; i < scrw; i += 2, p += 2) {
				if (p > banksize) {
					p -= banksize;
					o += banksize;
					SET_ORIGIN(adp, o);
				}
				vid[p] = 1 + (random() % MAX);
			}
			o = 0; p = 0;
			for (j = 1; j < scrh; j++)
			  for (i = 0, p = bpsl * (j - 1) - o; i < scrw; i += 2, p+= 2) {
			  	while (p > banksize) {
					p -= banksize;
					o += banksize;
				}
				SET_ORIGIN(adp, o);
				temp = (vid[p] < MAX) ? 1 + vid[p] : 1;
				if (p + bpsl < banksize) {
					vid[p + bpsl] = temp;
				} else {
					SET_ORIGIN(adp, o + banksize);
					vid[p + bpsl - banksize] = temp;
				}
			  }
		}
		
		/* update display */
		rain_update(adp);
	} else {
		blanked = 0;
	}
	return (0);
}