--- ray/src/common/instance.h	1989/02/02 10:34:17	1.1
+++ ray/src/common/instance.h	1990/12/15 15:01:34	1.3
@@ -1,4 +1,4 @@
-/* Copyright (c) 1988 Regents of the University of California */
+/* Copyright (c) 1990 Regents of the University of California */
 
 /* SCCSid "$SunId$ LBL" */
 
@@ -10,9 +10,6 @@
 
 #include  "octree.h"
 
-#define  GET_BOUNDS	IO_BOUNDS	/* just load boundaries */
-#define  GET_ALL	(IO_BOUNDS|IO_SCENE|IO_TREE)	/* everything */
-
 typedef struct scene {
 	char  *name;			/* octree name */
 	int  ldflags;			/* what was loaded */
@@ -21,10 +18,7 @@ typedef struct scene {
 }  SCENE;			/* loaded octree */
 
 typedef struct {
-	struct {
-		double  sca;			/* scaling */
-		double  xfm[4][4];		/* transform */
-	} f, b;				/* forward and backward */
+	FULLXF  x;			/* forward and backward transforms */
 	SCENE  *obj;			/* loaded object */
 }  INSTANCE;			/* instance of octree */