--- ray/src/rt/noise3.c	1992/10/02 16:18:50	2.2
+++ ray/src/rt/noise3.c	1996/10/31 10:58:36	2.5
@@ -36,16 +36,17 @@ static char SCCSid[] = "$SunId$ LBL";
 					r0*hpoly3(t) + \
 					r1*hpoly4(t) )
 
-static char  noise_name[4][8] = {"noise3a", "noise3b", "noise3c", "noise3"};
+static char  noise_name[4][8] = {"noise3x", "noise3y", "noise3z", "noise3"};
 static char  fnoise_name[] = "fnoise3";
 static char  hermite_name[] = "hermite";
 
 double  *noise3(), fnoise3(), argument(), frand();
+static  interpolate();
 
 static long  xlim[3][2];
 static double  xarg[3];
 
-#define  EPSILON	.0001		/* error allowed in fractal */
+#define  EPSILON	.001		/* error allowed in fractal */
 
 #define  frand3(x,y,z)	frand(17*(x)+23*(y)+29*(z))