tables.h File Reference

#include "doomtype.h"
#include "m_fixed.h"

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Macros
#define	FINEANGLES   8192
#define	FINEMASK   (FINEANGLES-1)
#define	ANGLETOFINESHIFT   19
#define	ANG45   0x20000000
#define	ANG90   0x40000000
#define	ANG180   0x80000000
#define	ANG270   0xc0000000
#define	ANG_MAX   0xffffffff
#define	ANG1   (ANG45 / 45)
#define	ANG60   (ANG180 / 3)
#define	ANG1_X   0x01000000
#define	SLOPERANGE   2048
#define	SLOPEBITS   11
#define	DBITS   (FRACBITS-SLOPEBITS)

Typedefs
typedef unsigned	angle_t

Functions
int	SlopeDiv (unsigned int num, unsigned int den)

Variables
const fixed_t	finesine [5 *FINEANGLES/4]
const fixed_t *	finecosine
const fixed_t	finetangent [FINEANGLES/2]
const byte	gammatable [5][256]
const angle_t	tantoangle [SLOPERANGE+1]

Macro Definition Documentation

ANG1

#define ANG1   (ANG45 / 45)

ANG180

#define ANG180   0x80000000

ANG1_X

#define ANG1_X   0x01000000

ANG270

#define ANG270   0xc0000000

ANG45

#define ANG45   0x20000000

ANG60

#define ANG60   (ANG180 / 3)

ANG90

#define ANG90   0x40000000

ANG_MAX

#define ANG_MAX   0xffffffff

ANGLETOFINESHIFT

#define ANGLETOFINESHIFT   19

DBITS

#define DBITS   (FRACBITS-SLOPEBITS)

FINEANGLES

#define FINEANGLES   8192

FINEMASK

#define FINEMASK   (FINEANGLES-1)

SLOPEBITS

#define SLOPEBITS   11

SLOPERANGE

#define SLOPERANGE   2048

Typedef Documentation

angle_t

typedef unsigned angle_t

Function Documentation

SlopeDiv()

int SlopeDiv	(	unsigned int	num,
		unsigned int	den
	)

Variable Documentation

finecosine

const fixed_t* finecosine

extern

finesine

const fixed_t finesine[5 *FINEANGLES/4]

extern

finetangent

const fixed_t finetangent[FINEANGLES/2]

extern

gammatable

const byte gammatable[5][256]

extern

tantoangle

const angle_t tantoangle[SLOPERANGE+1]

extern