two-dimensional point

Collaboration diagram for two-dimensional point:

Data Structures
struct	a_point2
	instance structure for two-dimensional point More...

Macros
#define	A_POINT2_C(x, y)
#define	a_point2_c(x)
#define	a_point2_(_, x)
#define	A_INTERN   A_PUBLIC extern
#define	A_INTERN   static A_INLINE

Typedefs
typedef struct a_point2	a_point2

Functions
void	a_vector2_set (a_vector2 *ctx, a_point2 const *p, a_point2 const *q)
void	a_point2_val (a_point2 const *ctx, a_real *x, a_real *y)
void	a_point2_set_val (a_point2 *ctx, a_real x, a_real y)
void	a_point2_pol (a_point2 const *ctx, a_real *rho, a_real *theta)
void	a_point2_set_pol (a_point2 *ctx, a_real rho, a_real theta)
void	a_point2_add (a_point2 const *lhs, a_vector2 const *rhs, a_point2 *res)
void	a_point2_sub (a_point2 const *lhs, a_vector2 const *rhs, a_point2 *res)
void	a_point2_mul (a_point2 const *lhs, a_real rhs, a_point2 *res)
void	a_point2_div (a_point2 const *lhs, a_real rhs, a_point2 *res)
void	a_point2_pos (a_point2 const *ctx, a_vector2 *res)
void	a_point2_neg (a_point2 const *ctx, a_vector2 *res)
a_real	a_point2_dist (a_point2 const *lhs, a_point2 const *rhs)
a_real	a_point2_dist1 (a_point2 const *lhs, a_point2 const *rhs)
a_real	a_point2_dist2 (a_point2 const *lhs, a_point2 const *rhs)
void	a_vector2::set (a_point2 const &p, a_point2 const &q)

Detailed Description

Macro Definition Documentation

a_point2_

#define a_point2_	(		_,
			x )

Value:

a_cast_s(a_point2 _, x)

A_POINT2_C

#define A_POINT2_C	(		x,
			y )

Value:

{a_real_c(x), a_real_c(y)}

constructs a two-dimensional point from cartesian coordinate

a_point2_c

#define a_point2_c

(

x

)

Value:

a_cast_s(a_point2, x)

static cast to two-dimensional point