test_matrix_create.cpp

 
#include <cmath>
#include <Pds/Ra>
   
#include <iostream>
#include <fstream>
     
int main(void)
{
    Pds::Matrix A;
    Pds::Matrix B(1);
    Pds::Matrix C(2,2);
    Pds::Matrix D(3,2,0.523598776);
    Pds::Matrix E(D);
    Pds::Matrix F(sin,D);
    Pds::Matrix G="1 2 3\n4 5 6";
    
    F.Save("filedat.txt");
    
    Pds::Matrix H(Pds::Ra::TextFormat,"filedat.txt");
    
    A.Print("\nA:\n");
    B.Print("\nB:\n");
    C.Print("\nC:\n");
    D.Print("\nD:\n");
    E.Print("\nE:\n");
    F.Print("\nF:\n");
    G.Print("\nG:\n");
    H.Print("\nH:\n");
    
    
    std::cout<<std::endl<<(13/10)<<std::endl;
    std::cout<<std::endl<<(16/10)<<std::endl;
    
    Pds::Matrix *X= new Pds::Matrix(F);
    std::cout<<"X->Nlin():"<<X->Nlin()<<std::endl;
    std::cout<<"X->Ncol():"<<X->Ncol()<<std::endl;
 
    
    H=3;
    H.Print("\nH=3:\n");
    H.Size().Print("H.Size():\t");
    
    F.FillRandC(0.7);    
    F.Print("\nF:\n");
    
    std::ofstream myfile;
    myfile.open("filedat2.txt");
    F.SaveInStream(myfile);
    myfile.close();
        
    std::ifstream ifs("filedat2.txt", std::ifstream::in);
    G.LoadFromStream(ifs,3,2);
    ifs.close();
    
    G.Print("\nG:\n");
 
    std::ifstream ifs2("filedat2.txt", std::ifstream::in);
    while(!ifs2.eof())
    {
        G.LoadLineFromStream(ifs2);
        if(G.IsNotEmpty())  G.Print("\nG:\n");
    }
    ifs2.close();
    
    std::string str="1 0\n0 1";
    Pds::Matrix I(str);
    I.Print("\nI:\n");
    
    return 0;
}