dataGen.cpp

/* 
 * File:   dataGen.cpp
 * Author: zhakov
 * 
 * Created on 5 Декабрь 2012 г., 19:55
 */

#include "dataGen.h"
#include "ctime"
#include "cstdlib"

dataGen::dataGen() {
}

dataGen::dataGen(const dataGen& orig) {
}

dataGen::~dataGen() {
}

/**
 * Function for simple initialization of the matrix and the vector elements 
 * @param pMatrix
 * @param pVector
 * @param Size
 * @return 
 */
int dataGen::dummyDataInitialization(double** pMatrix, double* pVector, int Size) {
    int i, j; // Loop variables Отформатировано: русский
    for (i = 0; i < Size; i++) {
        pVector[i] = i + 1;
//        for (j = 0; j < Size; j++) {
//            if (j <= i) {
//                pMatrix[i][j] = 1;
//            } else {
//                pMatrix[i][j] = 0;
//            }
//        }
            for (j = 0; j < Size; j++) {
            if (j == i) {
                pMatrix[i][j] = (double) rand() / RAND_MAX * 1000;
            } else {
                pMatrix[i][j] = 0;
            }
        }

    }
    return 0;
}

/**
 * Function for random initialization of the matrix and the vector elements
 * 
 * @param pMatrix
 * @param pVector
 * @param Size
 * @return 
 */
int dataGen::randomDataInitialization(double** pMatrix, double* pVector, int Size) {
    int i, j; // Loop variables
    srand(unsigned(clock()));
    for (i = 0; i < Size; i++) {
        pVector[i] = rand() / double(1000);
         for (j = 0; j < Size; j++) {
             pMatrix[i][j] = pMatrix[j][i] = rand() / double(1000);
         }
//        for (j = 0; j < Size; j++) {
//            if (j <= i)
//                pMatrix[i][j] = rand() / double(1000);
//            else
//                pMatrix[i][j] = 0;
//        }
    }
    
    return 0;
}