--- ray/src/rt/raycalls.c	2003/06/30 14:59:12	2.4
+++ ray/src/rt/raycalls.c	2003/09/24 14:55:54	2.7
@@ -1,5 +1,5 @@
 #ifndef lint
-static const char	RCSid[] = "$Id: raycalls.c,v 2.4 2003/06/30 14:59:12 schorsch Exp $";
+static const char	RCSid[] = "$Id: raycalls.c,v 2.7 2003/09/24 14:55:54 greg Exp $";
 #endif
 /*
  *  raycalls.c - interface for running Radiance rendering as a library
@@ -116,7 +116,7 @@ int	samplendx = 0;			/* index for this sample */
 void	(*trace)() = NULL;		/* trace call */
 
 extern void	ambnotify();
-void	(*addobjnotify[])() = {ambnotify, NULL};
+void	(*addobjnotify[8])() = {ambnotify, NULL};
 
 int	do_irrad = 0;			/* compute irradiance? */
 
@@ -163,8 +163,7 @@ char	*otnm;
 	if (ofun[OBJ_SPHERE].funp == o_default)
 		initotypes();
 					/* initialize urand */
-	if (urperm == NULL)
-		initurand(2048);
+	initurand(2048);
 					/* read scene octree */
 	readoct(octname = otnm, ~(IO_FILES|IO_INFO), &thescene, NULL);
 	nsceneobjs = nobjects;
@@ -353,15 +352,15 @@ RAYPARAMS	*rp;
 	rp->specthresh = .15;
 	rp->specjitter = 1.;
 	rp->backvis = 1;
-	rp->maxdepth = 6;
-	rp->minweight = 4e-3;
+	rp->maxdepth = 8;
+	rp->minweight = 2e-3;
 	setcolor(rp->ambval, 0., 0., 0.);
 	memset(rp->ambfile, '\0', sizeof(rp->ambfile));
 	rp->ambvwt = 0;
-	rp->ambres = 128;
-	rp->ambacc = 0.2;
-	rp->ambdiv = 512;
-	rp->ambssamp = 0;
+	rp->ambres = 256;
+	rp->ambacc = 0.1;
+	rp->ambdiv = 1024;
+	rp->ambssamp = 512;
 	rp->ambounce = 0;
 	rp->ambincl = -1;
 	memset(rp->amblval, '\0', sizeof(rp->amblval));