--- ray/src/hd/rhdisp.c	1997/11/25 10:27:47	3.6
+++ ray/src/hd/rhdisp.c	1997/12/04 10:54:24	3.9
@@ -148,7 +148,7 @@ register PACKHEAD	*p;
 		hdray(ro, rd, hdlist[p->hd], gc, packra(p)[i].r);
 		d = hddepth(hdlist[p->hd], packra(p)[i].d);
 		VSUM(wp, ro, rd, d);		/* might be behind viewpoint */
-		dev_value(packra(p)[i].v, wp);
+		dev_value(packra(p)[i].v, wp, rd);
 	}
 }
 
@@ -158,11 +158,12 @@ VIEW	*v;
 {
 	char	*err;
 
-	if ((err = setview(v)) != NULL)
-		error(INTERNAL, err);
-	dev_view(v);			/* update display driver */
-	dev_flush();			/* update screen */
-	beam_view(v);			/* update beam list */
+	do {
+		if ((err = setview(v)) != NULL)
+			error(INTERNAL, err);
+		dev_view(v);		/* update display driver */
+		dev_flush();		/* update screen */
+	} while (!beam_view(v));	/* update beam list */
 }
 
 
@@ -203,6 +204,8 @@ serv_result()			/* get next server result and process 
 	case DS_STARTIMM:
 	case DS_ENDIMM:
 		imm_mode = msg.type==DS_STARTIMM;
+		if (msg.type == DS_ENDIMM)
+			dev_flush();		/* update display NOW */
 		/* fall through */
 	case DS_ACKNOW:
 	case DS_SHUTDOWN: