3.1.2 Data Access from Matrix

Version Info

Minimum Origin Version Required: Origin8 SR0

Remark

This section introduced access data from Origin matrix window.

More related details please reference to the following Origin C Reference sections:

MatrixPage class

MatrixLayer class

MatrixObject class

matrixbase class

matrix class

Matrix class

Numeric

double

void AccessMatrixDoubleType()
{
	MatrixPage matPage;
	matPage.Create("Origin");	
	MatrixLayer ml = matPage.Layers(0); // get the first matrix sheet	
	
	int nObjectIndex = 0;
	MatrixObject mo = ml.MatrixObjects(nObjectIndex); // get the first matrix object
	
	mo.SetSize(5, 5); // set size to 5 rows with 5 columns	
	double xmin = 1, xmax = 10, ymin = 1, ymax = 10;	
	mo.SetXY(xmin, xmax, ymin, ymax); // set x/y from and to
	
	// set z values
	Matrix mat(ml, nObjectIndex);
	for(int ii=0; ii<mat.GetNumRows(); ii++)
		for(int jj=0; jj<mat.GetNumCols(); jj++)
		{
			mat[ii][jj] = ii + jj;
		}
}

complex

void AccessMatrixComplexType()
{
	MatrixPage matPage;
	matPage.Create("Origin");	
	MatrixLayer ml = matPage.Layers(0); // get the first matrix sheet
	
	int nObjectIndex = 0;
	MatrixObject mo = ml.MatrixObjects(nObjectIndex); // get the first matrix object
	
	mo.SetSize(5, 5); // set size to 5 rows with 5 columns	
	mo.SetInternalData(FSI_COMPLEX); // set internal data type to complex, default is double
	
	// set z values
	Matrix<complex> mat(ml, nObjectIndex);
	for(int ii=0; ii<mat.GetNumRows(); ii++)
		for(int jj=0; jj<mat.GetNumCols(); jj++)
		{
			complex cc(ii, jj); // construct a complex data with ii as real and jj as imaginary
			mat[ii][jj] = cc;
		}	
}