--- ray/src/rt/ambcomp.c	1992/02/19 12:00:04	2.2
+++ ray/src/rt/ambcomp.c	1992/10/02 16:14:38	2.4
@@ -27,9 +27,7 @@ typedef struct {
 	short  nt, np;		/* number of theta and phi directions */
 }  AMBHEMI;		/* ambient sample hemisphere */
 
-extern double  sin(), cos(), sqrt();
 
-
 static int
 ambcmp(d1, d2)				/* decreasing order */
 AMBSAMP  *d1, *d2;
@@ -207,11 +205,8 @@ FVECT  pg, dg;
 	scalecolor(acol, b);
 	if (arad <= FTINY)
 		arad = maxarad;
-	else {
+	else
 		arad = (ndivs+ns)/arad;
-		if (arad > maxarad)
-			arad = maxarad;
-	}
 	if (pg != NULL) {		/* reduce radius if gradient large */
 		d = DOT(pg,pg);
 		if (d*arad*arad > 1.0)
@@ -225,7 +220,9 @@ FVECT  pg, dg;
 				pg[i] *= d;
 		}
 	}
-	return(arad/sqrt(wt));
+	if ((arad /= sqrt(wt)) > maxarad)
+		arad = maxarad;
+	return(arad);
 oopsy:
 	if (div != NULL)
 		free((char *)div);