two-dimensional vector

Collaboration diagram for two-dimensional vector:

Data Structures
struct	a_vector2
	instance structure for two-dimensional vector More...

Macros
#define	A_VECTOR2_C(x, y)
#define	a_vector2_c(x)
#define	a_vector2_(_, x)
#define	A_INTERN   A_PUBLIC extern
#define	A_INTERN   static A_INLINE

Typedefs
typedef struct a_vector2	a_vector2

Functions
a_real	a_vector2_set_dir (a_vector2 *ctx, a_real x, a_real y)
void	a_vector2_val (a_vector2 const *ctx, a_real *x, a_real *y)
void	a_vector2_set_val (a_vector2 *ctx, a_real x, a_real y)
void	a_vector2_pol (a_vector2 const *ctx, a_real *rho, a_real *theta)
void	a_vector2_set_pol (a_vector2 *ctx, a_real rho, a_real theta)
void	a_vector2_add (a_vector2 const *lhs, a_vector2 const *rhs, a_vector2 *res)
void	a_vector2_sub (a_vector2 const *lhs, a_vector2 const *rhs, a_vector2 *res)
void	a_vector2_mul (a_vector2 const *lhs, a_real rhs, a_vector2 *res)
void	a_vector2_div (a_vector2 const *lhs, a_real rhs, a_vector2 *res)
void	a_vector2_neg (a_vector2 const *ctx, a_vector2 *res)
a_real	a_vector2_unit (a_vector2 *ctx)
a_real	a_vector2_norm (a_vector2 const *ctx)
a_real	a_vector2_norm1 (a_vector2 const *ctx)
a_real	a_vector2_norm2 (a_vector2 const *ctx)
a_real	a_vector2_dot (a_vector2 const *lhs, a_vector2 const *rhs)
a_real	a_vector2_dist (a_vector2 const *lhs, a_vector2 const *rhs)
a_real	a_vector2_dist1 (a_vector2 const *lhs, a_vector2 const *rhs)
a_real	a_vector2_dist2 (a_vector2 const *lhs, a_vector2 const *rhs)
a_real	a_vector2_angle (a_vector2 const *lhs, a_vector2 const *rhs)
a_bool	a_vector2_isver (a_vector2 const *lhs, a_vector2 const *rhs)
a_bool	a_vector2_ispar (a_vector2 const *lhs, a_vector2 const *rhs)
a_real	a_vector2_cross (a_vector2 const *lhs, a_vector2 const *rhs)
void	a_vector2_outer (a_vector2 const *lhs, a_vector2 const *rhs, a_real res[4])
void	a_vector2_rot_ (a_vector2 const *ctx, a_real sin, a_real cos, a_vector2 *res)
void	a_vector2_rot (a_vector2 const *ctx, a_real angle, a_vector2 *res)

Detailed Description

Macro Definition Documentation

a_vector2_

#define a_vector2_	(		_,
			x )

Value:

a_cast_s(a_vector2 _, x)

A_VECTOR2_C

#define A_VECTOR2_C	(		x,
			y )

Value:

{a_real_c(x), a_real_c(y)}

constructs a two-dimensional vector from cartesian coordinate

a_vector2_c

#define a_vector2_c

(

x

)

Value:

a_cast_s(a_vector2, x)

static cast to two-dimensional vector