--- ray/src/gen/mkillum.c	1992/03/25 10:55:03	2.3
+++ ray/src/gen/mkillum.c	1992/07/21 09:45:58	2.4
@@ -30,7 +30,7 @@ char  *rtargv[64] = { "rtrace", "-dj", ".25", "-dr", "
 		"-ab", "2", "-ad", "256", "-as", "128", "-aa", ".15", };
 int  rtargc = 14;
 				/* overriding rtrace options */
-char  *myrtopts[] = { "-I-", "-i-", "-ov", "-h-", "-fff", NULL };
+char  *myrtopts[] = { "-I-", "-i-", "-ov", "-h-", "-fff", "-y", "0", NULL };
 
 struct rtproc	rt;		/* our rtrace process */