/*
 *    definitions.h
 *
 *	  This file is part of WiiC, written by:
 *		Gabriele Randelli
 *		Email: randelli@dis.uniroma1.it
 *
 *    Copyright 2010
 *		
 *	  This file is based on Wiiuse, written By:
 *		Michael Laforest	< para >
 *		Email: < thepara (--AT--) g m a i l [--DOT--] com >
 *
 *	  Copyright 2006-2007
 *
 *    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 3 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, see <http://www.gnu.org/licenses/>.
 *
 *	  $Header$
 */

/**
 *	@file
 *	@brief General definitions.
 */

#ifndef DEFINITIONS_H_INCLUDED
#define DEFINITIONS_H_INCLUDED

/* this is WiiC - used to distinguish from third party programs using wiic.h */

#define WIIMOTE_PI			3.14159265f

/* Error output macros */
#define WIIC_ERROR(fmt, ...)		fprintf(stderr, "[ERROR] " fmt "\n", ##__VA_ARGS__)

/* Warning output macros */
#define WIIC_WARNING(fmt, ...)	fprintf(stderr, "[WARNING] " fmt "\n",	##__VA_ARGS__)

/* Information output macros */
#define WIIC_INFO(fmt, ...)		fprintf(stderr, "[INFO] " fmt "\n", ##__VA_ARGS__)

#ifdef WITH_WIIC_DEBUG
	#define WIIC_DEBUG(fmt, ...)	fprintf(stderr, "[DEBUG] " __FILE__ ":%i: " fmt "\n", __LINE__, ##__VA_ARGS__)
#else
	#define WIIC_DEBUG(fmt, ...)
#endif

/* Convert between radians and degrees */
#define RAD_TO_DEGREE(r)	((r * 180.0f) / WIIMOTE_PI)
#define DEGREE_TO_RAD(d)	(d * (WIIMOTE_PI / 180.0f))

/* Convert to big endian */
#define BIG_ENDIAN_LONG(i)				(htonl(i))
#define BIG_ENDIAN_SHORT(i)				(htons(i))

#define absf(x)						((x >= 0) ? (x) : (x * -1.0f))
#define diff_f(x, y)				((x >= y) ? (absf(x - y)) : (absf(y - x)))

#endif // DEFINITIONS_H_INCLUDED