--- ray/src/rt/rview.c	1991/08/26 12:53:17	1.20
+++ ray/src/rt/rview.c	1992/01/14 16:16:00	2.5
@@ -36,7 +36,11 @@ double  shadcert = .25;			/* shadow certainty */
 int  directrelay = 0;			/* number of source relays */
 int  vspretest = 128;			/* virtual source pretest density */
 int  directinvis = 0;			/* sources invisible? */
+double  srcsizerat = 0.;		/* maximum ratio source size/dist. */
 
+double  specthresh = .5;		/* specular sampling threshold */
+double  specjitter = 1.;		/* specular sampling jitter */
+
 int  maxdepth = 4;			/* maximum recursion depth */
 double  minweight = 1e-2;		/* minimum ray weight */
 
@@ -64,7 +68,7 @@ static char  *reserve_mem = NULL;	/* pre-allocated res
 
 #define RESERVE_AMT	32768		/* amount of memory to reserve */
 
-#define  CTRL(c)	('c'-'@')
+#define  CTRL(c)	((c)-'@')
 
 
 quit(code)			/* quit program */
@@ -169,7 +173,6 @@ command(prompt)			/* get/execute command */
 char  *prompt;
 {
 #define  badcom(s)	strncmp(s, inpbuf, args-inpbuf-1)
-	double  atof();
 	char  inpbuf[256];
 	char  *args;
 again:
@@ -222,7 +225,16 @@ again:
 		break;
 	case 'm':				/* move camera */
 		if (badcom("move"))
+#ifdef  MSTATS
+		{
+			if (badcom("memory"))
+				goto commerr;
+			printmemstats(stderr);
+			break;
+		}
+#else
 			goto commerr;
+#endif
 		getmove(args);
 		break;
 	case 'r':				/* rotate/repaint */
@@ -239,7 +251,7 @@ again:
 			goto commerr;
 		getpivot(args);
 		break;
-	case CTRL(R):				/* redraw */
+	case CTRL('R'):				/* redraw */
 		redraw();
 		break;
 	case 'w':				/* write */
@@ -251,10 +263,10 @@ again:
 		if (badcom("quit"))
 			goto commerr;
 		quit(0);
-	case CTRL(C):				/* interrupt */
+	case CTRL('C'):				/* interrupt */
 		goto again;
 #ifdef  SIGTSTP
-	case CTRL(Z):				/* stop */
+	case CTRL('Z'):				/* stop */
 		devclose();
 		kill(0, SIGTSTP);
 		/* pc stops here */