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C# Matrix.GetData方法代码示例

本文整理汇总了C#中System.Matrix.GetData方法的典型用法代码示例。如果您正苦于以下问题:C# Matrix.GetData方法的具体用法?C# Matrix.GetData怎么用?C# Matrix.GetData使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在System.Matrix的用法示例。


在下文中一共展示了Matrix.GetData方法的3个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。

示例1: TestConstructor

        public void TestConstructor()
        {
            int[,] matrix1 = new int[,]
            {
                {1, 2, -3},
                {2, 1, 3},
                {3, 1, 2}
            };

            Matrix<int> m1 = new Matrix<int>(matrix1);

            int[,] matrixContents = m1.GetData();

            CollectionAssert.AreEqual(matrix1, matrixContents);
        }
开发者ID:nikolaynikolov,项目名称:Telerik,代码行数:15,代码来源:MatrixTest.cs

示例2: CallZgeev

        private unsafe void CallZgeev(Matrix m, out Matrix eigenvals, out Matrix eigenvecs)
        {
            char jobvl = 'N';
            char jobvr = 'V';

            int N = m.Rows;
            Complex[] A_array = m.GetData();
            int lda = N;
            Complex* W = stackalloc Complex[N];
            Complex* VL = stackalloc Complex[N];
            int ldvl = 1;
            Complex* VR = stackalloc Complex[N*N];
            int ldvr = N;
            int lwork = 4 * N;
            Complex* work = stackalloc Complex[lwork];
            double* rwork = stackalloc double[2*N];
            int info;

            fixed (Complex* A = A_array)
            {
                zgeev(ref jobvl, ref jobvr, ref N, ref A[0], ref lda, ref W[0],
                      ref VL[0], ref ldvl, ref VR[0], ref ldvr, ref work[0], ref lwork,
                      ref rwork[0], out info);
            }

            eigenvals = new Matrix(N, 1);
            for (int i = 0; i < N; i++)
            {
                eigenvals[i, 0] = W[i];
            }
            eigenvecs = new Matrix(N, N);

            for (int i = 0; i < N; i++)
            {
                for (int j = 0; j < N; j++)
                {
                    eigenvecs[i, j] = VR[i + j * N].Conjugate();
                }
            }
        }
开发者ID:eylvisaker,项目名称:tbsuite,代码行数:40,代码来源:LaPack.cs

示例3: CallZheev

        unsafe void CallZheev(Matrix m, out Matrix eigenvals, out Matrix eigenvecs)
        {
            char jobz = 'V';
            char uplo = 'U';
            int N = m.Rows;
            int LDA = N;
            Complex[] A_array = m.GetData();
            double* W = stackalloc double[N];
            int lwork = 4 * N;
            Complex* Work = stackalloc Complex[lwork];
            double* rwork = stackalloc double[4 * N];
            int info;

            fixed (Complex* A = A_array)
            {
                zheev(ref jobz, ref uplo, ref N, ref A[0], ref LDA, ref W[0], ref Work[0], ref lwork, ref rwork[0], out info);
            }

            if (info != 0)
                throw new Exception("Error calling Lapack.  Info: " + info.ToString());

            eigenvals = new Matrix(m.Rows, 1);
            eigenvecs = new Matrix(m.Rows, m.Columns);

            for (int i = 0; i < N; i++)
            {
                eigenvals[i, 0] = W[i];
            }

            for (int i = 0; i < N; i++)
            {
                for (int j = 0; j < N; j++)
                {
                    eigenvecs[i, j] = A_array[i + j * N].Conjugate();
                }
            }
        }
开发者ID:eylvisaker,项目名称:tbsuite,代码行数:37,代码来源:LaPack.cs


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