Microsoft DirectX 8.0 (Visual Basic)

D3DXQuaternionLength

Returns the length of a quaternion.

D3DXQuaternionLength( _ 
    Q As D3DQUATERNION) As Single 

Parameters

Q
The source D3DQUATERNION type.

Return Values

The quaternion's length.

Error Codes

If the function fails, an error is raised and Err.Number can be set to one of the following values:

D3DERR_INVALIDCALL
D3DERR_OUTOFVIDEOMEMORY

For information on trapping errors, see the Microsoft® Visual Basic® Error Handling topic.

See Also

D3DXQuaternionLengthSq