blob: 232c888243158bba1a53162b56fd8425f18a2281 [file] [log] [blame]
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
// Double matrix functions
double sumDoubleMatrix(double *inputMatrix, int nbRow, int nbCol)
{
int i;
double total = 0.0;
for (i=0; i<nbRow*nbCol; i++)
{
total += inputMatrix[i];
}
return total;
}
void squareDoubleMatrix(double *inputMatrix, int nbRow, int nbCol, double** resultMatrix, int* nbRowRes, int* nbColRes)
{
int i;
int size = nbRow * nbCol;
*nbRowRes = nbRow;
*nbColRes = nbCol;
*resultMatrix = (double*) malloc(size * sizeof(double));
for (i=0; i<size; i++)
{
(*resultMatrix)[i] = inputMatrix[i] * inputMatrix[i];
}
}
void getDoubleMatrix(int nbRow, int nbCol, double **resultMatrix, int *nbRowRes, int *nbColRes)
{
int i;
int size;
*nbRowRes = nbRow;
*nbColRes = nbCol;
size = (*nbRowRes) * (*nbColRes);
*resultMatrix = (double*) malloc(size * sizeof(double));
for (i=0; i<size; i++)
{
(*resultMatrix)[i] = i*2;
}
}
void extractDoubleMatrix(double *inputMatrix, int nbRow, int nbCol, int* indexes, int nbIndexes, double **resultMatrix, int *nbRowRes, int *nbColRes)
{
if (nbIndexes < 0)
{
int sz = nbRow * nbCol;
*nbRowRes = sz;
*nbColRes = 1;
*resultMatrix = malloc(sz * sizeof(double));
memcpy(*resultMatrix, inputMatrix, sz * sizeof(double));
} else {
int i;
*nbRowRes = nbIndexes;
*nbColRes = 1;
*resultMatrix = malloc(nbIndexes * sizeof(double));
for (i = 0; i < nbIndexes; i++)
{
(*resultMatrix)[i] = inputMatrix[indexes[i]];
}
}
}
// Integer matrix functions
int sumIntegerMatrix(int *inputMatrix, int nbRow, int nbCol)
{
int i;
int total = 0;
for (i=0; i<nbRow*nbCol; i++)
{
total += inputMatrix[i];
}
return total;
}
void squareIntegerMatrix(int *inputMatrix, int nbRow, int nbCol, int** resultMatrix, int* nbRowRes, int* nbColRes)
{
int i;
int size = nbRow * nbCol;
*nbRowRes = nbRow;
*nbColRes = nbCol;
*resultMatrix = (int*) malloc(size * sizeof(int));
for (i=0; i<size; i++)
{
(*resultMatrix)[i] = inputMatrix[i] * inputMatrix[i];
}
}
void getIntegerMatrix(int **resultMatrix, int *nbRowRes, int *nbColRes)
{
int i;
int size;
*nbRowRes = 5;
*nbColRes = 3;
size = (*nbRowRes) * (*nbColRes);
*resultMatrix = (int*) malloc(size * sizeof(int));
for (i=0; i<size; i++)
{
(*resultMatrix)[i] = i*2;
}
}
// String matrix functions
char* concatStringVector(char **inputVector, int size)
{
int i;
int resultSize;
char *result;
resultSize = 3 * size + 1;
result = calloc(resultSize, sizeof(char));
strcpy(result, inputVector[0]);
for (i=1; i<size; i++)
{
strcat(result, " ");
strcat(result, (const char*) inputVector[i]);
}
return result;
}
void getStringVector(char ***resultVector, int *sizeRes)
{
int i;
*sizeRes = 12;
*resultVector = (char**) malloc((*sizeRes) * sizeof(char*));
for (i=0; i<*sizeRes; i++)
{
char* pc = (char*) calloc(3, sizeof(char));
sprintf(pc, "%d", i);
(*resultVector)[i] = pc;
}
}