/**
* Returns the associated inverse rotation processing PMatrix3D. This is simply {@link #matrix()}
* of the {@link #inverse()}.
*
* <p><b>Attention:</b> The result is only valid until the next call to {@link #inverseMatrix()}.
* Use it immediately (as in {@code applyMatrix(q.inverseMatrix())}).
*/
public final PMatrix3D inverseMatrix() {
Quaternion tempQuat = new Quaternion(x, y, z, w);
tempQuat.invert();
return tempQuat.matrix();
}
