## SIRotation.SetFromMatrix3

### Description

Sets the rotation from a matrix representation.

### C# Syntax

    SIRotation.SetFromMatrix3( SIMatrix3 io_pMatrix );

### Scripting Syntax

    SIRotation.SetFromMatrix3( m );

### Parameters

Parameter | Type | Description
--- | --- | ---
m | SIMatrix3 | matrix operand

### Examples

#### VBScript Example

    ' Create transformation.

    set oTransformation = XSIMath.CreateTransform

    ' create rotation object.

    set oRotation= XSIMath.CreateRotation

    ' create matrix3 object.

    set oMatrix3= XSIMath.CreateMatrix3

    'Get the rotation

    oRotation.GetMatrix3 oMatrix3

    'Modify the matrix

    oMatrix3.value(2,1) = 5.0

    'Set the rotation from matrix3

    oRotation.SetFromMatrix3 oMatrix3

### See Also

SIVector3 SIMatrix3 SIMatrix4 SIRotation SITransformation SIQuaternion