XMVector3AngleBetweenVectors

Computes the radian angle between two 3D vectors.

Syntax

XMVECTOR XMVector3AngleBetweenVectors(
         XMVECTOR V1,
         XMVECTOR V2
)  

Parameters

V1
Type: XMVECTOR 

3D vector.

V2
Type: XMVECTOR 

3D 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 3D vectors, it is faster to use XMVector3AngleBetweenNormals.

Requirements

Header: Declared in directxmath.h.