/*
 *   GRacer
 *
 *   Copyright (C) 1999 Takashi Matsuda <matsu@users.sourceforge.net>
 *
 * This program is free software; you can redistribute it and/or 
 * modify it under the terms of the GNU General Public License as 
 * published by the Free Software Foundation; either version 2 of the
 * License, or (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
 * USA
 */

#ifndef __GRACER_BOUNDARY_H__
#define __GRACER_BOUNDARY_H__

#include "gr_global.h"
#include "gr_memory.h"

typedef struct _GrBoundary GrBoundary;

#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
#if 0
}
#endif


typedef void (*GrBoundaryDestroyCB)(void* data);

GrBoundary*	gr_boundary_new		(int div_limit,
					 float lower,
					 float upper,
					 GrBoundaryDestroyCB callback);

void		gr_boundary_free	(GrBoundary *boundary);

void**		gr_boundary_register	(GrBoundary *boundary,
					 float a,
					 float b);

void*		gr_boundary_check	(GrBoundary *boundary,
					 float p,
					 int *level);

GrSList*	gr_boundary_check_region (GrBoundary *boundary,
					 float a, float b, int *level);

#ifdef __cplusplus
}
#endif /* __cplusplus */


#endif /* __GRACER_BOUNDARY_H__ */