vector_2.h File Reference

#include <stdint.h>
#include <math.h>
#include <retro_common_api.h>
#include <retro_inline.h>

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Macros
#define	vec2_dot(a, b)   ((a[0] * b[0]) + (a[1] * b[1]))
#define	vec2_cross(a, b)   ((a[0]*b[1]) - (a[1]*b[0]))
#define	vec2_add(dst, src)
#define	vec2_subtract(dst, src)
#define	vec2_copy(dst, src)

Functions
static INLINE float	overflow (void)
static INLINE int16_t	tofloat16 (float f)
static INLINE unsigned int	vec2_packHalf2x16 (float vec0, float vec1)

Variables
RETRO_BEGIN_DECLS typedef float	vec2_t [2]

Macro Definition Documentation

vec2_add

#define vec2_add	(		dst,
			src
	)

Value:

dst[0] += src[0]; \
 dst[1] += src[1]

vec2_copy

#define vec2_copy	(		dst,
			src
	)

Value:

dst[0] = src[0]; \
 dst[1] = src[1]

vec2_cross

#define vec2_cross	(		a,
			b
	)		((a[0]*b[1]) - (a[1]*b[0]))

vec2_dot

#define vec2_dot	(		a,
			b
	)		((a[0] * b[0]) + (a[1] * b[1]))

vec2_subtract

#define vec2_subtract	(		dst,
			src
	)

Value:

dst[0] -= src[0]; \
 dst[1] -= src[1]

Function Documentation

overflow()

static INLINE float overflow ( void  )

static

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tofloat16()

static INLINE int16_t tofloat16 ( float  f )

static

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vec2_packHalf2x16()

static INLINE unsigned int vec2_packHalf2x16 ( float  vec0, float  vec1  )

static

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Variable Documentation

vec2_t

RETRO_BEGIN_DECLS typedef float vec2_t[2]