public override void SingularValueDecomposition(bool computeVectors, Complex32[] a, int rowsA, int columnsA, Complex32[] s, Complex32[] u, Complex32[] vt, Complex32[] work) { if (a == null) { throw new ArgumentNullException("a"); } if (s == null) { throw new ArgumentNullException("s"); } if (u == null) { throw new ArgumentNullException("u"); } if (vt == null) { throw new ArgumentNullException("vt"); } if (work == null) { throw new ArgumentNullException("work"); } if (u.Length != rowsA * rowsA) { throw new ArgumentException(Resources.ArgumentArraysSameLength, "u"); } if (vt.Length != columnsA * columnsA) { throw new ArgumentException(Resources.ArgumentArraysSameLength, "vt"); } if (s.Length != Math.Min(rowsA, columnsA)) { throw new ArgumentException(Resources.ArgumentArraysSameLength, "s"); } if (work.Length == 0) { throw new ArgumentException(Resources.ArgumentSingleDimensionArray, "work"); } if (work.Length < (2 * Math.Min(rowsA, columnsA)) + Math.Max(rowsA, columnsA)) { work[0] = (2 * Math.Min(rowsA, columnsA)) + Math.Max(rowsA, columnsA); throw new ArgumentException(Resources.WorkArrayTooSmall, "work"); } if (SafeNativeMethods.c_svd_factor(computeVectors, rowsA, columnsA, a, s, u, vt, work, work.Length) > 0) { throw new NonConvergenceException(); } }
public override void SingularValueDecomposition(bool computeVectors, Complex32[] a, int rowsA, int columnsA, Complex32[] s, Complex32[] u, Complex32[] vt) { if (a == null) { throw new ArgumentNullException(nameof(a)); } if (s == null) { throw new ArgumentNullException(nameof(s)); } if (u == null) { throw new ArgumentNullException(nameof(u)); } if (vt == null) { throw new ArgumentNullException(nameof(vt)); } if (u.Length != rowsA * rowsA) { throw new ArgumentException(Resources.ArgumentArraysSameLength, nameof(u)); } if (vt.Length != columnsA * columnsA) { throw new ArgumentException(Resources.ArgumentArraysSameLength, nameof(vt)); } if (s.Length != Math.Min(rowsA, columnsA)) { throw new ArgumentException(Resources.ArgumentArraysSameLength, nameof(s)); } var info = SafeNativeMethods.c_svd_factor(computeVectors, rowsA, columnsA, a, s, u, vt); if (info == (int)NativeError.MemoryAllocation) { throw new MemoryAllocationException(); } if (info < 0) { throw new InvalidParameterException(Math.Abs(info)); } if (info > 0) { throw new NonConvergenceException(); } }