--- ray/src/rt/rpmain.c	2005/01/18 00:33:16	2.9
+++ ray/src/rt/rpmain.c	2008/03/11 02:21:47	2.14
@@ -1,5 +1,5 @@
 #ifndef lint
-static const char	RCSid[] = "$Id: rpmain.c,v 2.9 2005/01/18 00:33:16 greg Exp $";
+static const char	RCSid[] = "$Id: rpmain.c,v 2.14 2008/03/11 02:21:47 greg Exp $";
 #endif
 /*
  *  rpmain.c - main for rpict batch rendering program
@@ -7,7 +7,7 @@ static const char	RCSid[] = "$Id: rpmain.c,v 2.9 2005/
 
 #include "copyright.h"
 
-#include  <sys/types.h>
+#include  <time.h>
 #include  <signal.h>
 
 #include  "platform.h"
@@ -226,7 +226,13 @@ main(int  argc, char  *argv[])
 					/* initialize object types */
 	initotypes();
 					/* initialize urand */
-	initurand(2048);
+	if (rand_samp) {
+		srandom((long)time(0));
+		initurand(0);
+	} else {
+		srandom(0L);
+		initurand(2048);
+	}
 					/* set up signal handling */
 	sigdie(SIGINT, "Interrupt");
 #ifdef SIGHUP
@@ -311,10 +317,11 @@ main(int  argc, char  *argv[])
 				pflock(1);
 				pfhold();
 				tstart = time((time_t *)NULL);
+				ambsync();		/* load new values */
 			}
 			if (rval < 0)
 				error(SYSTEM, "cannot fork child for persist function");
-			pfdetach();		/* parent exits */
+			pfdetach();		/* parent will run then exit */
 		}
 	}
 runagain:
@@ -435,6 +442,7 @@ printdefaults(void)			/* print default values to stdou
 			ourview.type==VT_HEM ? "hemispherical" :
 			ourview.type==VT_ANG ? "angular" :
 			ourview.type==VT_CYL ? "cylindrical" :
+			ourview.type==VT_PLS ? "planisphere" :
 			"unknown");
 	printf("-vp %f %f %f\t# view point\n",
 			ourview.vp[0], ourview.vp[1], ourview.vp[2]);