/*
===========================================================================
Copyright (C) 1999-2005 Id Software, Inc.
Copyright (C) 2000-2006 Tim Angus

This file is part of Tremulous.

Tremulous 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.

Tremulous 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 Tremulous; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
===========================================================================
*/

#ifndef __Q3ASMLIB__
#define __Q3ASMLIB__

#ifdef _MSC_VER
#pragma warning(disable : 4244)     // MIPS
#pragma warning(disable : 4136)     // X86
#pragma warning(disable : 4051)     // ALPHA

#pragma warning(disable : 4018)     // signed/unsigned mismatch
#pragma warning(disable : 4305)     // truncate from double to float

#pragma check_stack(off)

#endif

#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <errno.h>
#include <ctype.h>
#include <time.h>
#include <stdarg.h>
#include <math.h>

#ifdef _MSC_VER

#pragma intrinsic( memset, memcpy )

#endif

#ifndef __BYTEBOOL__
#define __BYTEBOOL__
typedef enum { qfalse, qtrue } qboolean;
typedef unsigned char byte;
#endif

#define	MAX_OS_PATH		1024
#define MEM_BLOCKSIZE 4096

// the dec offsetof macro doesnt work very well...
#define myoffsetof(type,identifier) ((size_t)&((type *)0)->identifier)

void		Error( const char *error, ... );

FILE		*SafeOpenWrite( const char *filename );
FILE		*SafeOpenRead( const char *filename );
void		SafeRead (FILE *f, void *buffer, int count);
void		SafeWrite (FILE *f, const void *buffer, int count);

int		LoadFile( const char *filename, void **bufferptr );

void		DefaultExtension( char *path, const char *extension );
void		StripExtension( char *path );

char		*copystring(const char *s);

char		*COM_Parse (char *data);

extern char	com_token[1024];
extern qboolean	com_eof;

void		CreatePath( const char *path );

void		_printf( const char *format, ... );

#ifdef DOUBLEVEC_T
typedef double vec_t;
#else
typedef float vec_t;
#endif
typedef vec_t vec2_t[3];
typedef vec_t vec3_t[3];
typedef vec_t vec4_t[4];

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

#define	Q_PI	3.14159265358979323846
#define DEG2RAD( a ) ( ( (a) * Q_PI ) / 180.0F )
#define RAD2DEG( a ) ( ( (a) * 180.0f ) / Q_PI )

extern vec3_t vec3_origin;

#define	EQUAL_EPSILON	0.001

// plane types are used to speed some tests
// 0-2 are axial planes
#define	PLANE_X			0
#define	PLANE_Y			1
#define	PLANE_Z			2
#define	PLANE_NON_AXIAL	3

qboolean VectorCompare( const vec3_t v1, const vec3_t v2 );

#define DotProduct(x,y) (x[0]*y[0]+x[1]*y[1]+x[2]*y[2])
#define VectorSubtract(a,b,c) {c[0]=a[0]-b[0];c[1]=a[1]-b[1];c[2]=a[2]-b[2];}
#define VectorAdd(a,b,c) {c[0]=a[0]+b[0];c[1]=a[1]+b[1];c[2]=a[2]+b[2];}
#define VectorCopy(a,b) {b[0]=a[0];b[1]=a[1];b[2]=a[2];}
#define VectorScale(a,b,c) {c[0]=b*a[0];c[1]=b*a[1];c[2]=b*a[2];}
#define VectorClear(x) {x[0] = x[1] = x[2] = 0;}
#define	VectorNegate(x) {x[0]=-x[0];x[1]=-x[1];x[2]=-x[2];}
void Vec10Copy( vec_t *in, vec_t *out );

vec_t Q_rint (vec_t in);
vec_t _DotProduct (vec3_t v1, vec3_t v2);
void _VectorSubtract (vec3_t va, vec3_t vb, vec3_t out);
void _VectorAdd (vec3_t va, vec3_t vb, vec3_t out);
void _VectorCopy (vec3_t in, vec3_t out);
void _VectorScale (vec3_t v, vec_t scale, vec3_t out);

double VectorLength( const vec3_t v );

void VectorMA( const vec3_t va, double scale, const vec3_t vb, vec3_t vc );

void CrossProduct( const vec3_t v1, const vec3_t v2, vec3_t cross );
vec_t VectorNormalize( const vec3_t in, vec3_t out );
vec_t ColorNormalize( const vec3_t in, vec3_t out );
void VectorInverse (vec3_t v);

void ClearBounds (vec3_t mins, vec3_t maxs);
void AddPointToBounds( const vec3_t v, vec3_t mins, vec3_t maxs );

qboolean PlaneFromPoints( vec4_t plane, const vec3_t a, const vec3_t b, const vec3_t c );

void NormalToLatLong( const vec3_t normal, byte bytes[2] );

int	PlaneTypeForNormal (vec3_t normal);

#endif

#include "../../qcommon/qfiles.h"