--- ray/src/hd/rhd_odraw.h	1998/12/21 13:17:01	3.3
+++ ray/src/hd/rhd_odraw.h	2011/05/20 02:06:39	3.14
@@ -1,24 +1,25 @@
-/* Copyright (c) 1998 Silicon Graphics, Inc. */
-
-/* SCCSid "$SunId$ SGI" */
-
+/* RCSid $Id: rhd_odraw.h,v 3.14 2011/05/20 02:06:39 greg Exp $ */
 /*
  * Header for OpenGL cone drawing routines with depth buffer checks.
+ *
+ * Include after "standard.h"
  */
+#ifndef _RAD_RHD_ODRAW_H_
+#define _RAD_RHD_ODRAW_H_
 
-#undef NOPROTO
-#define NOPROTO 1
 #include "color.h"
 #include "tonemap.h"
 #include "rhdriver.h"
 
-#ifndef int4
-#define int4	int
+#ifdef __cplusplus
+extern "C" {
 #endif
 
 extern struct ODview {
+	int	sfirst, snext;	/* first sample and first in next view */
 	short	hhi, vhi;	/* screen image resolution */
 	short	hlow, vlow;	/* block resolution */
+	int	n2redraw;	/* approx. number of samples needing redraw */
 	struct ODblock {
 		short	nsamp;		/* number of samples in block */
 		short	nused;		/* number actually allocated */
@@ -26,24 +27,26 @@ extern struct ODview {
 		int	free;		/* index for block free list */
 		float	pthresh;	/* proximity threshold */
 	}	*bmap;		/* low resolution image map */
-	int4	*emap;		/* low resolution edge presence map */
-	int4	*pmap;		/* high resolution presence map */
+	int32	*emap;		/* low resolution edge presence map */
+	int32	*pmap;		/* high resolution presence map */
 	GLfloat	*dmap;		/* high resolution depth map */
 } *odView;		/* our view list */
 
 extern int	odNViews;	/* number of views in our list */
 
+extern TMstruct	*tmGlobal;	/* global tone-mapping structure */
+
 extern struct ODsamp {
 	union ODfunion {
 		float	prox;			/* viewpoint proximity */
-		int4	next;			/* next in free list */
+		int32	next;			/* next in free list */
 		
 	} *f;				/* free list next or proximity */
 	short		(*ip)[2];	/* image position array */
 	TMbright	*brt;		/* encoded brightness array */
-	BYTE		(*chr)[3];	/* encoded chrominance array */
-	BYTE		(*rgb)[3];	/* tone-mapped color array */
-	int4		*redraw;	/* redraw flags */
+	uby8		(*chr)[3];	/* encoded chrominance array */
+	uby8		(*rgb)[3];	/* tone-mapped color array */
+	int32		*redraw;	/* redraw flags */
 	int		nsamp;		/* total number of samples */
 	char		*base;		/* base of allocated memory */
 } odS;			/* sample values */
@@ -55,7 +58,7 @@ extern struct ODsamp {
 #define CLR4(f,i)	FL4OP(f,i,&=~)
 #define TGL4(f,i)	FL4OP(f,i,^=)
 #define FL4NELS(n)	(((n)+0x1f)>>5)
-#define CLR4ALL(f,n)	bzero((char *)(f),FL4NELS(n)*sizeof(int4))
+#define CLR4ALL(f,n)	memset((char *)(f),'\0',FL4NELS(n)*sizeof(int32))
 #endif
 
 #define OMAXDEPTH	32000			/* maximum depth value */
@@ -113,6 +116,13 @@ needs to be redrawn in the next call to odUpdate().
 
 
 void
+odRedrawAll()			: everything needs to be redrawn
+
+Redraw everything in all views on the next call to odUpdate().
+Unless odRemap() is called, no new tone mapping will be done.
+
+
+void
 odUpdate(vn)			: update the current view
 int	vn;			: view number
 
@@ -128,3 +138,27 @@ and redraw them on the next call(s) to odUpdate().  If
 is non-zero, then clear the previous sample history.
 
  **********************************************************************/
+
+	/* rhd_geom.c */
+void gmNewGeom( char *file);
+extern void gmEndGeom(void);
+extern int gmDrawGeom(void);
+extern void gmDrawPortals(int r, int g, int b, int a);
+extern void gmDepthLimit( double dl[2], FVECT vorg, FVECT vdir);
+extern void gmNewPortal(char *pflist);
+extern int gmEndPortal(void);
+	/* rhd_odraw.c */
+extern int odInit(int n);
+extern void odSample(COLR c, FVECT d, FVECT p);
+extern void odRemap(int newhist);
+extern void odRedrawAll(void);
+extern void odRedraw(int vn, int hmin, int vmin, int hmax, int vmax);
+extern void odDepthMap(int vn, GLfloat *dm);
+extern void odUpdate(int vn);
+
+
+#ifdef __cplusplus
+}
+#endif
+#endif /* _RAD_RHD_ODRAW_H_ */
+