private static Mat4 GetAlignmentMatrix(Alignment xalign, Alignment yalign, Alignment zalign,
Aabb <Vec3> alignWith, Aabb <Vec3> bbox)
{
return(Mat.Translation <Mat4> (
alignWith.GetAlignmentOffset(bbox, 0, xalign),
alignWith.GetAlignmentOffset(bbox, 1, yalign),
alignWith.GetAlignmentOffset(bbox, 2, zalign)));
}