--- ray/src/hd/rhd_x11.c	1997/12/19 14:44:58	3.17
+++ ray/src/hd/rhd_x11.c	1998/01/01 13:00:15	3.20
@@ -18,6 +18,10 @@ static char SCCSid[] = "$SunId$ SGI";
 
 #include  "x11icon.h"
 
+#ifndef RAYQLEN
+#define RAYQLEN		50000		/* max. rays to queue before flush */
+#endif
+
 #ifndef FEQ
 #define FEQ(a,b)	((a)-(b) <= FTINY && (a)-(b) >= -FTINY)
 #endif
@@ -81,9 +85,9 @@ mytmflags()			/* figure out tone mapping flags */
 	for (cp = tail; *cp && *cp != '.'; cp++)
 		;
 	if (cp-tail == 3 && !strncmp(tail, "x11", 3))
-		return(TM_F_CAMERA);
+		return(TM_F_CAMERA|TM_F_NOSTDERR);
 	if (cp-tail == 4 && !strncmp(tail, "x11h", 4))
-		return(TM_F_HUMAN);
+		return(TM_F_HUMAN|TM_F_NOSTDERR);
 	error(USER, "illegal driver name");
 }
 
@@ -158,25 +162,22 @@ char  *id;
 	oursizhints.min_height = MINHEIGHT;
 	oursizhints.flags = PMinSize;
 	XSetNormalHints(ourdisplay, gwind, &oursizhints);
+					/* figure out sensible view */
+	pwidth = (double)DisplayWidthMM(ourdisplay, ourscreen) /
+			DisplayWidth(ourdisplay, ourscreen);
+	pheight = (double)DisplayHeightMM(ourdisplay, ourscreen) /
+			DisplayHeight(ourdisplay, ourscreen);
+	copystruct(&odev.v, &stdview);
+	odev.v.type = VT_PER;
 					/* map the window and get its size */
 	XMapWindow(ourdisplay, gwind);
-	dev_input();
+	dev_input();			/* sets size and view angles */
 					/* allocate our leaf pile */
 	if (!qtAllocLeaves(DisplayWidth(ourdisplay,ourscreen) *
 			DisplayHeight(ourdisplay,ourscreen) /
 			(qtMinNodesiz*qtMinNodesiz)))
 		error(SYSTEM, "insufficient memory for leaf storage");
-
-					/* figure out sensible view */
-	pwidth = (double)DisplayWidthMM(ourdisplay, ourscreen) /
-			DisplayWidth(ourdisplay, ourscreen);
-	pheight = (double)DisplayHeightMM(ourdisplay, ourscreen) /
-			DisplayHeight(ourdisplay, ourscreen);
-	copystruct(&odev.v, &stdview);
 	odev.name = id;
-	odev.v.type = VT_PER;
-	odev.v.horiz = 2.*180./PI * atan(0.5/VIEWDIST*pwidth*odev.hres);
-	odev.v.vert = 2.*180./PI * atan(0.5/VIEWDIST*pheight*odev.vres);
 	odev.ifd = ConnectionNumber(ourdisplay);
 }
 
@@ -236,6 +237,7 @@ VIEW	*nv;
 				odev.vres = dh;
 			}
 			XResizeWindow(ourdisplay, gwind, odev.hres, odev.vres);
+			dev_input();	/* wait for resize event */
 		}
 		copystruct(&odev.v, nv);
 	}
@@ -280,6 +282,7 @@ int
 dev_flush()			/* flush output */
 {
 	qtUpdate();
+	rayqleft = RAYQLEN;
 	return(XPending(ourdisplay));
 }
 
@@ -455,7 +458,7 @@ draw_grids()			/* draw holodeck section grids */
 	static BYTE	gridrgb[3] = {0x0, 0xff, 0xff};
 	unsigned long  pixel;
 
-	if (!mapped || odev.v.type != VT_PER)
+	if (!mapped)
 		return;
 	if (ncolors > 0)
 		pixel = pixval[get_pixel(gridrgb, xnewcolr)];