--- ray/src/hd/rhdisp.h	1997/12/08 18:51:16	3.6
+++ ray/src/hd/rhdisp.h	2003/06/20 00:25:49	3.14
@@ -1,7 +1,4 @@
-/* Copyright (c) 1997 Silicon Graphics, Inc. */
-
-/* SCCSid "$SunId$ SGI" */
-
+/* RCSid: $Id: rhdisp.h,v 3.14 2003/06/20 00:25:49 greg Exp $ */
 /*
  * Header for holodeck display drivers.
  */
@@ -13,16 +10,22 @@
 #define DR_SHUTDOWN	3		/* shutdown request */
 #define DR_NEWSET	4		/* new bundle set */
 #define DR_ADDSET	5		/* add to current set */
-#define	DR_ADJSET	6		/* adjust set quantities */
+#define DR_ADJSET	6		/* adjust set quantities */
 #define DR_DELSET	7		/* delete from current set */
+#define DR_KILL		8		/* kill rtrace process(es) */
+#define DR_RESTART	9		/* restart rtrace */
+#define DR_CLOBBER	10		/* clobber holodeck */
+#define DR_VIEWPOINT	11		/* set desired eye position */
 
 				/* server responses */
-#define DS_BUNDLE	8		/* computed bundle */
-#define DS_ACKNOW	9		/* acknowledge request for attention */
-#define DS_SHUTDOWN	10		/* end process and close connection */
-#define DS_ADDHOLO	11		/* register new holodeck */
-#define DS_STARTIMM	12		/* begin immediate bundle set */
-#define DS_ENDIMM	13		/* end immediate bundle set */
+#define DS_BUNDLE	32		/* computed bundle */
+#define DS_ACKNOW	33		/* acknowledge request for attention */
+#define DS_SHUTDOWN	34		/* end process and close connection */
+#define DS_ADDHOLO	35		/* register new holodeck */
+#define DS_STARTIMM	36		/* begin immediate bundle set */
+#define DS_ENDIMM	37		/* end immediate bundle set */
+#define DS_OUTSECT	38		/* render from outside sections */
+#define DS_EYESEP	39		/* eye separation distance */
 
 /*
  * Normally, the server channel has priority, with the display process
@@ -39,8 +42,8 @@
 #endif
 
 typedef struct {
-	int2	type;		/* message type */
-	int4	nbytes;		/* number of additional bytes */
+	int16	type;		/* message type */
+	int32	nbytes;		/* number of additional bytes */
 } MSGHEAD;		/* message head */
 
 /*
@@ -51,19 +54,8 @@ typedef struct {
  * of the display process are used for normal communication with the server,
  * and are connected to pipes going each way.  It is entirely appropriate
  * for the display process to borrow the server's stdin and stdout for reading
- * and writing user commands from the following list.  If the standard input
+ * and writing user commands from the list in rhdriver.h.  If standard input
  * is not available for reading, then a descriptor of -1 will be passed.
  * The standard output will always be available for writing, though it
  * may go to /dev/null.
  */
-
-				/* user commands */
-#define	DC_SETVIEW	0		/* set the view */
-#define	DC_GETVIEW	1		/* print the current view */
-#define	DC_PAUSE	2		/* pause the current calculation */
-#define	DC_RESUME	3		/* resume the calculation */
-#define	DC_QUIT		4		/* quit the program */
-
-#define	DC_NCMDS	5		/* number of commands */
-
-#define	DC_INIT		{"VIEW=","where","pause","resume","quit"}