--- ray/src/px/ra_ps.c	1992/07/13 10:53:42	2.3
+++ ray/src/px/ra_ps.c	1992/08/14 14:04:09	2.5
@@ -24,6 +24,7 @@ int  wrongformat = 0;			/* input in wrong format? */
 double  pixaspect = 1.0;		/* pixel aspect ratio */
 
 int  bradj = 0;				/* brightness adjustment */
+int  ncopies = 1;			/* number of copies */
 
 char  *progname;
 
@@ -59,6 +60,9 @@ char  *argv[];
 					goto userr;
 				bradj = atoi(argv[++i]);
 				break;
+			case 'n':		/* number of copies */
+				ncopies = atoi(argv[++i]);
+				break;
 			default:
 				goto userr;
 			}
@@ -115,13 +119,12 @@ char  *name;
 	printf("%%!\n");
 	printf("%%%%Title: %s\n", name);
 	printf("%%%%Creator: %s\n", progname);
-	printf("%%%%Pages: 1\n");
+	printf("%%%%Pages: %d\n", ncopies);
 	if (landscape = xmax > pixaspect*ymax)
 		printf("%%%%Landscape\n");
 	else
 		printf("%%%%Portrait\n");
 	printf("%%%%EndComments\n");
-	printf("gsave\n");
 	printf("64 dict begin\n");
 					/* define image reader */
 	PSprocdef("read6bit");
@@ -155,9 +158,10 @@ char  *name;
 PStrailer()			/* print PostScript trailer */
 {
 	puts("%%Trailer");
-	puts("end");
+	if (ncopies > 1)
+		printf("/#copies %d def\n", ncopies);
 	puts("showpage");
-	puts("grestore");
+	puts("end");
 	puts("%%EOF");
 }
 
@@ -167,11 +171,13 @@ char  *nam;
 {
 	short  itab[128];
 	register int  i;
-	
-	for (i = 0; i < 128; i++)
+				/* assign code values */
+	for (i = 0; i < 128; i++)	/* clear */
 		itab[i] = -1;
-	for (i = 0; i < 64; i++)
+	for (i = 1; i < 63; i++)	/* assign greys */
 		itab[code[i]] = i<<2 | 2;
+	itab[code[0]] = 0;		/* black is black */
+	itab[code[63]] = 255;		/* and white is white */
 	printf("/decode [");
 	for (i = 0; i < 128; i++) {
 		if (!(i & 0xf))