XMVector2AngleBetweenVectors

Computes the radian angle between two 2D vectors.

Syntax

XMVECTOR XMVector2AngleBetweenVectors(
         XMVECTOR V1,
         XMVECTOR V2
)  

Parameters

V1
Type: XMVECTOR 

2D vector.

V2
Type: XMVECTOR 

2D vector.

Return value

Type: XMVECTOR 

Returns a vector. The radian angle between V1 and V2 is replicated to each of the components.

Remarks

If V1 and V2 are normalized 2D vectors, it is faster to use XMVector2AngleBetweenNormals.

Requirements

Header: Declared in directxmath.h.