ManagedCuda.NPP.NPPImage_8uC3.GetPerspectiveTransform C# (CSharp) Method

        public double[,] GetPerspectiveTransform(double[,] quad)
        {
            double[,] coeffs = new double[3, 3];
            NppiRect rect = new NppiRect(_pointRoi, _sizeRoi);
            status = NPPNativeMethods.NPPi.PerspectiveTransforms.nppiGetPerspectiveTransform(rect, quad, coeffs);
            Debug.WriteLine(String.Format("{0:G}, {1}: {2}", DateTime.Now, "nppiGetPerspectiveTransform", status));
            NPPException.CheckNppStatus(status, this);
            return coeffs;
        }