--- ray/src/rt/raypwin.c	2008/02/13 01:06:10	2.4
+++ ray/src/rt/raypwin.c	2008/04/17 18:48:09	2.5
@@ -1,5 +1,5 @@
 #ifndef lint
-static const char RCSid[] = "$Id: raypwin.c,v 2.4 2008/02/13 01:06:10 greg Exp $";
+static const char RCSid[] = "$Id: raypwin.c,v 2.5 2008/04/17 18:48:09 greg Exp $";
 #endif
 /*
  *  raypwin.c - interface for parallel rendering using Radiance (Windows ver)
@@ -55,6 +55,11 @@ ray_pqueue(			/* queue a ray for computation */
 {
 	if (r == NULL)
 		return(0);
+	if (ray_pnidle <= 0) {
+		RAY	new_ray = *r;
+		*r = queued_ray;
+		queued_ray = new_ray;
+	}
 	samplendx++;
 	rayvalue(r);
 	return(1);
@@ -70,9 +75,9 @@ ray_presult(		/* check for a completed ray */
 	if (r == NULL)
 		return(0);
 	if (ray_pnidle <= 0) {
+		*r = queued_ray;
 		samplendx++;
 		rayvalue(r);
-		*r = queued_ray;
 		ray_pnidle = 1;
 		return(1);
 	}