public static Matrix4x4 FromTKMatrix(Matrix4d input) { Matrix4 fm = MTransform.GetFloatMatrix(input); return(new Matrix4x4(fm.M11, fm.M21, fm.M31, fm.M41, fm.M12, fm.M22, fm.M32, fm.M42, fm.M13, fm.M23, fm.M33, fm.M43, fm.M14, fm.M24, fm.M34, fm.M44)); }