Vector functions

Data Structures
struct	VECTOR
	Vector struct. More...

Typedefs
typedef struct VECTOR	VECTOR
	Vector struct.

Functions
INLINE VECTOR *	vec_set (VECTOR *vd, FIXED x, FIXED y, FIXED z)
	Initialize a vector.
INLINE VECTOR *	vec_add (VECTOR *vd, const VECTOR *va, const VECTOR *vb)
	Add vectors: d = a + b;.
INLINE VECTOR *	vec_sub (VECTOR *vd, const VECTOR *va, const VECTOR *vb)
	Subtract vectors: d = a - b;.
INLINE VECTOR *	vec_mul (VECTOR *vd, const VECTOR *va, const VECTOR *vb)
	Multiply vectors elements: d = S(ax, ay, az) ·b.
INLINE VECTOR *	vec_scale (VECTOR *vd, const VECTOR *va, FIXED c)
	Scale vector: d = c*a.
INLINE FIXED	vec_dot (const VECTOR *va, const VECTOR *vb)
	Dot-product: d = a ·b.
INLINE VECTOR *	vec_add_eq (VECTOR *vd, const VECTOR *vb)
	Increment vector: d += b;.
INLINE VECTOR *	vec_sub_eq (VECTOR *vd, const VECTOR *vb)
	Decrease vector: d -= b;.
INLINE VECTOR *	vec_mul_eq (VECTOR *vd, const VECTOR *vb)
	Multiply vectors elements: d = S(dx, dy, dz) ·b.
INLINE VECTOR *	vec_scale_eq (VECTOR *vd, FIXED c)
	Scale vector: d = c*d.
VECTOR *	vec_cross (VECTOR *vd, const VECTOR *va, const VECTOR *vb)

Detailed Description