/*
	qtypes.h

	(description)

	Copyright (C) 1996-1997  Id Software, Inc.
	Copyright (C) 1999,2000  contributors of the QuakeForge project
	Please see the file "AUTHORS" for a list of contributors

	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:

		Free Software Foundation, Inc.
		59 Temple Place - Suite 330
		Boston, MA  02111-1307, USA

*/

#ifndef __qtypes_h
#define __qtypes_h

#include <stdio.h>
#include <stdint.h>

#ifdef HAVE_SYSTEM_MSG_T
# define msg_t sys_msg_t
#endif
#include <sys/types.h>
#ifdef HAVE_SYSTEM_MSG_T
# undef msg_t
#endif

#undef field_offset
#define field_offset(type,field) ((size_t)&(((type *)0)->field))

#define MAX_QPATH	64

#ifndef _DEF_BYTE_
# define _DEF_BYTE_
typedef uint8_t byte;
#endif

#ifndef _DEF_BOOL_
# define _DEF_BOOL_
// KJB Undefined true and false defined in SciTech's DEBUG.H header
#ifdef __cplusplus
# define __bool_true_false_are_defined
#endif
# ifdef __bool_true_false_are_defined
typedef enum    {q_false = false, q_true = true} qboolean;
//#define true q_true;
//#define false q_false;
# else
#undef true
#undef false
typedef	enum	{false, true} qboolean;
# endif
#endif

// From mathlib...
typedef float	vec_t;		///< The basic vector component type
typedef vec_t	vec3_t[3];	///< A 3D vector (used for Euler angles and motion vectors)
typedef vec_t	vec4_t[4];
typedef vec_t	quat_t[4];	///< A quaternion.
typedef vec_t	vec5_t[5];
typedef union {
	struct {
		vec_t       s;
		vec3_t      v;
	} sv;
	quat_t      q;
} Quat_t;
typedef struct {
	vec_t       r;
	vec_t       e;
} Dual_t;
typedef struct {
	Quat_t      q0;
	Quat_t      qe;
} DualQuat_t;
typedef	int		fixed4_t;
typedef int		fixed8_t;
typedef	int		fixed16_t;

typedef float   mat3_t[3 * 3];
typedef float   mat4_t[4 * 4];

#define SIDE_FRONT  0
#define SIDE_BACK   1
#define SIDE_ON     2

// plane_t structure
// !!! if this is changed, it must be changed in asm_i386.h too !!!
typedef struct plane_s {
	vec3_t  normal;
	float   dist;
	byte    type;			// for texture axis selection and fast side tests
	byte    signbits;		// signx + signy<<1 + signz<<1
	byte    pad[2];
} plane_t;

#endif // __qtypes_h
