--- ray/src/hd/rhd_x11.c	1997/12/11 16:45:58	3.14
+++ ray/src/hd/rhd_x11.c	1997/12/12 11:31:55	3.16
@@ -222,7 +222,7 @@ VIEW	*nv;
 			int	dh = DisplayHeight(ourdisplay,ourscreen);
 
 			dw -= 25;	/* for window frame */
-			dh -= 100;
+			dh -= 50;
 			odev.hres = 2.*VIEWDIST/pwidth *
 					tan(PI/180./2.*nv->horiz);
 			odev.vres = 2.*VIEWDIST/pheight *
@@ -600,6 +600,15 @@ register XKeyPressedEvent  *ekey;
 			new_ctab(ncolors);
 		inpresflags |= DFL(DC_REDRAW);	/* resend values from server */
 		return;
+	case 'K':			/* kill rtrace process(es) */
+		inpresflags |= DFL(DC_KILL);
+		break;
+	case 'R':			/* restart rtrace */
+		inpresflags |= DFL(DC_RESTART);
+		break;
+	case 'C':			/* clobber holodeck */
+		inpresflags |= DFL(DC_CLOBBER);
+		break;
 	case 'q':			/* quit the program */
 		inpresflags |= DFL(DC_QUIT);
 		return;