--- ray/src/rt/rv3.c	1991/03/19 13:14:03	1.18
+++ ray/src/rt/rv3.c	1992/10/02 16:19:56	2.3
@@ -22,7 +22,13 @@ static char SCCSid[] = "$SunId$ LBL";
 #define WFLUSH		30		/* flush after this many rays */
 #endif
 
+#ifdef  SMLFLT
+#define  sscanvec(s,v)	(sscanf(s,"%f %f %f",v,v+1,v+2)==3)
+#else
+#define  sscanvec(s,v)	(sscanf(s,"%lf %lf %lf",v,v+1,v+2)==3)
+#endif
 
+
 getrect(s, r)				/* get a box */
 char  *s;
 register RECT  *r;
@@ -87,7 +93,7 @@ double  *mp;
 		error(COMMAND, "illegal magnification");
 		return(-1);
 	}
-	if (sscanf(s, "%*lf %lf %lf %lf", &vec[0], &vec[1], &vec[2]) != 3) {
+	if (!sscanvec(sskip(s), vec)) {
 		if (dev->getcur == NULL)
 			return(-1);
 		(*dev->comout)("Pick view center\n");
@@ -157,6 +163,7 @@ int  xmin, ymin, xmax, ymax;
 		setcolor(thisray.rcol, 0.0, 0.0, 0.0);
 	} else {
 		rayorigin(&thisray, NULL, PRIMARY, 1.0);
+		samplendx++;
 		rayvalue(&thisray);
 	}
 
@@ -178,6 +185,8 @@ newimage()				/* start a new image */
 {
 						/* free old image */
 	freepkids(&ptrunk);
+						/* save reserve memory */
+	fillreserves();
 						/* compute resolution */
 	hresolu = dev->xsiz;
 	vresolu = dev->ysiz;
@@ -372,7 +381,6 @@ moveview(angle, elev, mag, vc)			/* move viewpoint */
 double  angle, elev, mag;
 FVECT  vc;
 {
-	extern double  sqrt(), dist2();
 	double  d;
 	FVECT  v1;
 	VIEW  nv;