/* Copyright (C) 1992-1998 The Geometry Center
 * Copyright (C) 1998-2000 Stuart Levy, Tamara Munzner, Mark Phillips
 *
 * This file is part of Geomview.
 * 
 * Geomview is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published
 * by the Free Software Foundation; either version 2, or (at your option)
 * any later version.
 * 
 * Geomview is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with Geomview; see the file COPYING.  If not, write
 * to the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139,
 * USA, or visit http://www.gnu.org.
 */


/* Authors: Charlie Gunn, Stuart Levy, Tamara Munzner, Mark Phillips */

#ifndef VECTDEF
#define VECTDEF

#ifndef NULL
#define NULL 0
#endif

#include <stdlib.h> /* abs() */
#include	"bbox.h"

#define	VECT_MAGIC	0x4ac95203	/* For binary external format */

#define VECTMAGIC GeomMagic ('v', 1)	/* For checking whether a vect. */

typedef struct Vect Vect;

#define vcount(code)	(abs(code))
#define	vwrapped(code)	((code) < 0)

#define	vSane(v)   (0 <= (v)->ncolor && (v)->ncolor <= (v)->nvert && \
			(v)->nvec <= (v)->nvert && (v)->nvert < 9999999)


GeomClass	*VectMethods();
char	*VectName();
Vect	*VectLoad();
Vect	*VectFLoad();
Vect	*VectSave();
Vect	*VectFSave();
BBox	*VectBound();
Geom	*VectBoundSphere();
Vect	*VectDraw();
int	VectShare();
int	VectPrivate();
void	RendLine();
Vect    *VectTransform( Vect *, Transform );
Vect    *VectTransformTo(Vect *, Transform );

int	VectSane(Vect *);

#endif /*VECTDEF*/
