public static extern SU_RESULT SUVector2DTransform(ref SUTransformation2D transform, ref SUVector2D vector);
public static extern SU_RESULT SUTransformation2DScaleAboutPoint(ref SUTransformation2D transform, ref SUPoint2D point, double scale);
public static extern SU_RESULT SUTransformation2DNonUniformScaleAboutPoint(ref SUTransformation2D transform, ref SUPoint2D point, double x_scale, double y_scale);
public static extern SU_RESULT SUTransformation2DScale(ref SUTransformation2D transform, double scale);
public static extern SU_RESULT SUTransformation2DNonUniformScale(ref SUTransformation2D transform, double x_scale, double y_scale);
public static extern SU_RESULT SUTransformation2DMultiply(ref SUTransformation2D transform1, ref SUTransformation2D transform2, ref SUTransformation2D out_transform);
public static extern SU_RESULT SUTransformation2DGetInverse(ref SUTransformation2D transform, ref SUTransformation2D inverse);
public static extern SU_RESULT SUTransformation2DIsIdentity(ref SUTransformation2D transform, ref bool is_identity);
public static extern SU_RESULT SUTransformation2DRotation(ref SUTransformation2D transform, ref SUPoint2D point, double angle);
public static extern SU_RESULT SUPoint2DTransform(ref SUTransformation2D transform, ref SUPoint2D point);