--- ray/src/rt/rv2.c	2005/04/19 01:15:06	2.49
+++ ray/src/rt/rv2.c	2006/06/07 17:52:04	2.54
@@ -1,5 +1,5 @@
 #ifndef lint
-static const char	RCSid[] = "$Id: rv2.c,v 2.49 2005/04/19 01:15:06 greg Exp $";
+static const char	RCSid[] = "$Id: rv2.c,v 2.54 2006/06/07 17:52:04 schorsch Exp $";
 #endif
 /*
  *  rv2.c - command routines used in tracing a view.
@@ -289,7 +289,7 @@ getfocus(				/* set focus distance */
 	char *s
 )
 {
-	FVECT  vc;
+	char  buf[64];
 	double	dist;
 
 	if (sscanf(s, "%lf", &dist) < 1) {
@@ -316,6 +316,8 @@ getfocus(				/* set focus distance */
 		return;
 	}
 	ourview.vdist = dist;
+	sprintf(buf, "Focus distance set to %f\n", dist);
+	(*dev->comout)(buf);
 }
 
 
@@ -522,11 +524,15 @@ setparam(				/* get/set program parameter */
 	
 	if (s[0] == '\0') {
 		(*dev->comout)(
-		"aa ab ad ar as av aw b dc dv dj ds dt i lr lw me ma mg ms ps pt sj st bv: ");
+		"aa ab ad ar as av aw b bv dc dv dj ds dt i lr lw me ma mg ms ps pt sj st u: ");
 		(*dev->comin)(buf, NULL);
 		s = buf;
 	}
 	switch (s[0]) {
+	case 'u':			/* uncorrelated sampling */
+		getparam(s+1, "uncorrelated sampling", 'b',
+				(void *)&rand_samp);
+		break;
 	case 'l':			/* limit */
 		switch (s[1]) {
 		case 'w':			/* weight */
@@ -727,7 +733,7 @@ char  *s;
 		(*dev->comout)("ray hit nothing");
 	else {
 		OBJREC	*mat = NULL;
-		OBJREC	*mod = NULL;;
+		OBJREC	*mod = NULL;
 		char	matspec[256];
 		matspec[0] = '\0';
 		if (thisray.ro->omod != OVOID) {