2.2.3.9.45 matrixbase::MakeComplex

MakeComplex

1 Description
2 Syntax
3 Parameters
4 Return
5 Examples
6 Remark
7 See Also
8 Header to Include

Description

Make a Complex matrix from two Real matrices.

Syntax

int MakeComplex( matrixbase & mbReal, matrixbase & mbImag )

Parameters

mbReal: [input] The matrix containing the Real part
mbImag: [input] The matrix containing the Imaginary part

Return

Returns 0 on success and -1 on failure.

Examples

EX1

// Make a complex matrix from teo matrices
void matrixbase_MakeComplex_ex1()
{
    matrix<double> mR = {
        {2,  2,  2,  0},
        {0,  1, 99, 99}
    };
    mR[1][2]=NANUM; mR[1][3]=NANUM;
    
    matrix<double> mI = {
        {3, -3, 0,  3},
        {0, 99, 1, 99}
    };
    mI[1][1]=NANUM; mI[1][3]=NANUM;
    
    matrix<complex> mC;
    
//  Input matrix is:
//        {2,  2,  2,  0}
//        {0,  1, --, --}
// and
//        {3, -3, 0,  3}
//        {0, --, 1, --}
//  Result matrix is:
//        {2+3i, 2-3i, 2,   3i}
//        {0,    --,   --,  --}

    MatrixPage MatPg1;
    MatPg1.Create("Origin");
    MatrixLayer MatLy1 = MatPg1.Layers(0);
    Matrix<double> Mat1(MatLy1);
    Mat1 = mR;
    printf("  Input matrix for the real part is %s.\n",Mat1.GetName());
    
    MatrixPage MatPg2;
    MatPg2.Create("Origin");
    MatrixLayer MatLy2 = MatPg2.Layers(0);
    Matrix<double> Mat2(MatLy2);
    Mat2 = mI;
    printf("  Input matrix for the imaginary part is %s.\n",Mat2.GetName());
    
    MatrixPage MatPg3;
    MatPg3.Create("Origin");
    MatrixLayer MatLy3 = MatPg3.Layers(0);
    MatLy3.SetInternalData(FSI_COMPLEX);   // Set the internal data type to complex
    Matrix<complex> Mat3(MatLy3);
    
    int rc=mC.MakeComplex(mR,mI); //Create a complex matrix mC from mR and mI
    if(rc!=0) 
        printf("  Error: MakeComplex failed.\n");
    else {
        Mat3 = mC;
        printf("  Created complex matrix is %s.\n",Mat3.GetName());
        printf("  Observe that if either the real or imaginary input is a NANUM, the result is also a NANUM.\n");
    }
}