Orientation3D.GetRotationTo Method (Vector3, Vector3, Vector3)

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Visual C++

DPSF API Documentation

Orientation3D

..GetRotationTo Method (Vector3, Vector3, Vector3)

Orientation3D Class

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Returns the shortest arc Quaternion Rotation needed to rotate the CurrentDirection to be the same as the DestinationDirection. This method is based on Stan Melax's article in Game Programming Gems, and the code was referenced from OgreVector3.h of the Ogre library (www.Ogre3d.org).

Namespace: DPSF

Assembly: DPSF (in DPSF.dll) Version: 2.5.0.0

Syntax

public static Quaternion GetRotationTo(

Vector3 CurrentDirection,

Vector3 DesiredDirection,

Vector3 sFallbackAxis

)

Visual Basic

Public Shared Function GetRotationTo (

CurrentDirection As Vector3,

DesiredDirection As Vector3,

sFallbackAxis As Vector3

) As Quaternion

Visual C++

public:

static Quaternion GetRotationTo(

Vector3 CurrentDirection,

Vector3 DesiredDirection,

Vector3 sFallbackAxis

)

Parameters

CurrentDirection

Type: Vector3

The current Direction the Vector is facing.

DesiredDirection

Type: Vector3

The Direction we want the Vector to face.

sFallbackAxis

Type: Vector3

The Axis to rotate around if a 180 degree rotation is required.

Return Value

Type: Quaternion

Returns the shortest arc Quaternion Rotation needed to rotate the CurrentDirection to be the same as the DestinationDirection.