X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?a=blobdiff_plain;f=src%2Ftunnel.c;h=13eea708f5afc2a8b752b2628ce971d26047a1d8;hb=49f1b7996c5a754dad949f4fb6043316ac7b75e7;hp=55eaefadaa56a83ca3948909a46c42380aee0540;hpb=62b7a04b073e5a605cf2a455908b5f8607b6f2ae;p=dosdemo

diff --git a/src/tunnel.c b/src/tunnel.c
index 55eaefa..13eea70 100644
--- a/src/tunnel.c
+++ b/src/tunnel.c
@@ -1,5 +1,6 @@
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
 #include <math.h>
 #include <assert.h>
 #include "imago2.h"
@@ -181,7 +182,12 @@ static void draw(void)
 
 	for(i=0; i<NUM_WORK_ITEMS; i++) {
 		int starty = i * num_lines;
+		int resty = starty + draw_lines;
+		int rest_lines = num_lines - draw_lines;
 		draw_tunnel_range((unsigned short*)fb_pixels, xoffs, yoffs, starty, draw_lines, time_msec);
+		if(rest_lines) {
+			memset((unsigned short*)fb_pixels + resty * fb_width, 0, rest_lines * fb_width * 2);
+		}
 	}
 }