AcoustID.Chromaprint.Image.Set C# (CSharp) Method

        internal void Set(int i, int j, double value)
        {
            m_data[m_columns * i + j] = value;
        }

        public void TestFilter0()
        {
            Image image = new Image(2, 2);
            image.Set(0, 0, 0.0);
            image.Set(0, 1, 1.0);
            image.Set(1, 0, 2.0);
            image.Set(1, 1, 3.0);

            Filter flt1 = new Filter(0, 0, 1, 1);
            IntegralImage integral_image = new IntegralImage(image);
            Assert.AreEqual(0.0, flt1.Apply(integral_image, 0), TestsHelper.EPS);
            Assert.AreEqual(1.0986123, flt1.Apply(integral_image, 1), TestsHelper.EPS);
        }